{"id":8035,"date":"2026-07-20T16:09:11","date_gmt":"2026-07-20T08:09:11","guid":{"rendered":"https:\/\/junglenical.com\/?p=8035"},"modified":"2026-07-20T16:09:15","modified_gmt":"2026-07-20T08:09:15","slug":"wet-chemical-alumina-a-complete-guide-to-production-applications-and-market-dynamics","status":"publish","type":"post","link":"https:\/\/junglenical.com\/ko\/blog\/wet-chemical-alumina-a-complete-guide-to-production-applications-and-market-dynamics\/","title":{"rendered":"\uc2b5\uc2dd \uc54c\ub8e8\ubbf8\ub098: \uc0dd\uc0b0, \uc751\uc6a9 \ubd84\uc57c \ubc0f \uc2dc\uc7a5 \ub3d9\ud5a5\uc5d0 \ub300\ud55c \uc885\ud569 \uac00\uc774\ub4dc"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\uc54c\ub8e8\ubbf8\ub098, \uc989 \uc0b0\ud654\uc54c\ub8e8\ubbf8\ub284(Al\u2082O\u2083)\uc740 \ud0c1\uc6d4\ud55c \uacbd\ub3c4, \uc5f4\uc801 \uc548\uc815\uc131, \uc804\uae30 \uc808\uc5f0\uc131 \ubc0f \ub0b4\uc2dd\uc131\uc73c\ub85c \ub192\uc774 \ud3c9\uac00\ubc1b\ub294, \uac00\uc7a5 \ub110\ub9ac \uc0ac\uc6a9\ub418\ub294 \uc0b0\uc5c5\uc6a9 \uc18c\uc7ac \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc804 \uc138\uacc4 \uc54c\ub8e8\ubbf8\ub098 \uc0dd\uc0b0\uc758 \uc555\ub3c4\uc801 \ub2e4\uc218\ub294 \ubc14\uc774\uc5d8 \uacf5\uc815\uc5d0 \uc758\uc874\ud558\uc5ec \uc81c\ub828 \ubc0f \ub0b4\ud654\ubb3c \uc6a9\ub3c4\ub85c \uc801\ud569\ud55c 99.6%\uc5d0\uc11c 99.9% \uc21c\ub3c4\uc758 \uc81c\ud488\uc744 \uc0dd\uc0b0\ud558\uace0 \uc788\uc9c0\ub9cc, \uc2b5\uc2dd \ud654\ud559 \uacf5\uc815\uc744 \ud1b5\ud574 \uc0dd\uc0b0\ub418\ub294 \ud2b9\uc218\ud55c \uace0\uc21c\ub3c4 \uc54c\ub8e8\ubbf8\ub098 \uc885\ub958\ub294 \ucca8\ub2e8 \uae30\uc220\uc744 \uac00\ub2a5\ud558\uac8c \ud558\ub294 \ud575\uc2ec \uc694\uc18c\ub85c \ubd80\uc0c1\ud588\uc2b5\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uc2b5\uc2dd \ud654\ud559 \uc54c\ub8e8\ubbf8\ub098 \ub610\ub294 \uace0\uc21c\ub3c4 \uc54c\ub8e8\ubbf8\ub098(HPA)\ub77c\uace0 \ubd88\ub9ac\ub294 \uc774 \ubc94\uc8fc\ub294 \uc21c\ub3c4\uac00 99.99%(4N)\ub97c \ucd08\uacfc\ud558\uba70, \uc885\uc885 99.999%(5N) \uc774\uc0c1\uc5d0 \ub2ec\ud558\ub294 \uac83\uc73c\ub85c \uc815\uc758\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2b5\uc2dd \ud654\ud559 \uc54c\ub8e8\ubbf8\ub098(Wet chemical alumina)\ub294 \uc815\ubc00\ud55c \uc18c\uc7ac \uc131\ub2a5\uc774 \uc694\uad6c\ub418\ub294 \ub2e4\uc591\ud55c \uc0b0\uc5c5 \ubd84\uc57c\uc5d0\uc11c \ud544\uc218\uc801\uc778 \uc18c\uc7ac\ub85c \uc790\ub9ac \uc7a1\uc558\uc2b5\ub2c8\ub2e4. \uc5ec\uae30\uc5d0\ub294 \uc804\uae30\ucc28\uc6a9 \ub9ac\ud2ac\uc774\uc628 \ubc30\ud130\ub9ac \ubd84\ub9ac\ub9c9, LED \uc870\uba85\uc6a9 \uc0ac\ud30c\uc774\uc5b4 \uae30\ud310, \ubc18\ub3c4\uccb4 \uc81c\uc870\uc6a9 \ucca8\ub2e8 \uc138\ub77c\ubbf9, \uadf8\ub9ac\uace0 \uace0\uc815\ubc00 \uc5f0\ub9c8 \uc2ac\ub7ec\ub9ac \ub4f1\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4. \uc804 \uc138\uacc4\uc801\uc778 \uc804\uae30\ud654\uac00 \uac00\uc18d\ud654\ub418\uace0 \uc804\uc790\uc81c\ud488 \uc81c\uc870 \uae30\uc220\uc774 \uc810\uc810 \ub354 \uc815\uad50\ud574\uc9d0\uc5d0 \ub530\ub77c, \uc2b5\uc2dd \ud654\ud559 \uc54c\ub8e8\ubbf8\ub098 \uc0dd\uc0b0\uc758 \ubbf8\ubb18\ud55c \ucc28\uc774, \uadf8 \uace0\uc720\ud55c \ud2b9\uc131, \uadf8\ub9ac\uace0 \uc2dc\uc7a5\uc744 \ud615\uc131\ud558\ub294 \uc694\uc778\ub4e4\uc744 \uc774\ud574\ud558\ub294 \uac83\uc740 \uc870\ub2ec \uc804\ubb38\uac00, \uc5d4\uc9c0\ub2c8\uc5b4, \uc0b0\uc5c5 \uc804\ub7b5\uac00\ub4e4\uc5d0\uac8c \uadf8 \uc5b4\ub290 \ub54c\ubcf4\ub2e4 \uc911\uc694\ud574\uc84c\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc2b5\uc2dd \uc54c\ub8e8\ubbf8\ub098\ub780 \uc54c\ucf55\uc0ac\uc774\ub4dc \uac00\uc218\ubd84\ud574, \ud669\uc0b0\uc554\ubaa8\ub284-\uc54c\ub8e8\ubbf8\ub284 \uc5f4\ubd84\ud574, \uc5fc\uc0b0 \uce68\ucd9c \ub4f1\uc744 \ud3ec\ud568\ud558\ub294 \uc6a9\uc561 \uae30\ubc18 \ud569\uc131 \uacbd\ub85c\ub97c \ud1b5\ud574 \uc0dd\uc0b0\ub41c \uace0\uc21c\ub3c4 \uc54c\ub8e8\ubbf8\ub098(Al\u2082O\u2083 99.99% \uc774\uc0c1)\ub97c \ub9d0\ud558\uba70, \uc21c\ub3c4, \uc785\uc790 \ud615\ud0dc \ubc0f \uc801\uc6a9 \ubc94\uc704 \uce21\uba74\uc5d0\uc11c \ubc14\uc774\uc5d8 \uacf5\uc815 \uc81c\ub828\uc6a9 \uc54c\ub8e8\ubbf8\ub098\uc640\ub294 \uadfc\ubcf8\uc801\uc73c\ub85c \ub2e4\ub985\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc77c\ubc18 \uc54c\ub8e8\ubbf8\ub098\uc640 \uc2b5\uc2dd \ud654\ud559 \uacf5\uc815\uc73c\ub85c \uc81c\uc870\ub41c HPA\uc758 \ucc28\uc774\ub294 \ub2e8\uc21c\ud55c \uc774\ub860\uc801 \ucc28\uc6d0\uc774 \uc544\ub2c8\ub77c, \ud6c4\uacf5\uc815 \uc81c\uc870\uc5d0 \uc9c0\ub300\ud55c \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. 4N HPA\ub85c \uc81c\uc870\ub41c \ub9ac\ud2ac \ubc30\ud130\ub9ac \ubd84\ub9ac\ub9c9\uc740 3N \ubc14\uc774\uc5d8 \uc54c\ub8e8\ubbf8\ub098\ub97c \uc0ac\uc6a9\ud55c \ubd84\ub9ac\ub9c9\uacfc \uc644\uc804\ud788 \ub2e4\ub978 \ud2b9\uc131\uc744 \ubcf4\uc774\uba70, \ud2b9\ud788 \uc5f4\uc801 \uc548\uc815\uc131\uacfc \uc774\uc628 \uc804\ub3c4\ub3c4 \uce21\uba74\uc5d0\uc11c \uadf8 \ucc28\uc774\uac00 \ub69c\ub837\ud558\ub2e4. \ub9c8\ucc2c\uac00\uc9c0\ub85c, LED \uae30\ud310\uc6a9\uc73c\ub85c \uc131\uc7a5\ub41c \uc0ac\ud30c\uc774\uc5b4 \ud06c\ub9ac\uc2a4\ud0c8\uc740 \ubd88\uc21c\ubb3c \ud568\ub7c9\uc744 \ubc31\ubd84\uc728\uc774 \uc544\ub2cc \ubc31\ub9cc \ubd84\uc758 \uc77c(ppm) \ub2e8\uc704\ub85c \uce21\uc815\ud574\uc57c \ud55c\ub2e4. \ubcf8 \uae30\uc0ac\ub294 \uc2b5\uc2dd \ud654\ud559 \uc54c\ub8e8\ubbf8\ub098\uc5d0 \ub300\ud55c \uccb4\uacc4\uc801\uc778 \ud0d0\uad6c\ub97c \uc81c\uacf5\ud558\uba70, \uc0dd\uc0b0 \uacf5\uc815\uc744 \uc2dc\uc791\uc73c\ub85c \uae30\uc874 \uc54c\ub8e8\ubbf8\ub098\uc640\uc758 \ucc28\ubcc4\ud654\ub41c \ud2b9\uc131\uc744 \uc0b4\ud3b4\ubcf4\uace0, \uac00\uc7a5 \uc911\uc694\ud55c \ucd5c\uc885 \uc6a9\ub3c4\ub97c \uac80\ud1a0\ud558\uba70, \uae09\uc18d\ud55c \uc131\uc7a5\uc744 \uc774\ub044\ub294 \uc2dc\uc7a5 \ub3d9\uc778\uc744 \ubd84\uc11d\ud558\uace0, \ub9c8\uc9c0\ub9c9\uc73c\ub85c \ud488\uc9c8 \ud3c9\uac00\ub97c \uc704\ud55c \uc2e4\uc6a9\uc801\uc778 \uc9c0\uce68\uacfc \ud5a5\ud6c4 \uc0b0\uc5c5 \ub3d9\ud5a5\uc744 \uc804\ub9dd\ud568\uc73c\ub85c\uc368 \ub9c8\ubb34\ub9ac\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc2b5\uc2dd \ud654\ud559 \uc54c\ub8e8\ubbf8\ub098\ub780 \ubb34\uc5c7\uc774\uba70, \uc5b4\ub5bb\uac8c \uc0dd\uc0b0\ub418\ub098\uc694?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc2b5\uc2dd \ud654\ud559 \uc54c\ub8e8\ubbf8\ub098\ub780, \uc804\ud1b5\uc801\uc778 \ubcf4\ud06c\uc0ac\uc774\ud2b8\uc758 \ubc14\uc774\uc5d8 \uc6a9\ud574 \uacf5\uc815\uc774 \uc544\ub2cc \uc561\uc0c1 \ud654\ud559 \ubc29\ubc95\uc744 \ud1b5\ud574 \ud569\uc131\ub41c \uace0\uc21c\ub3c4 Al\u2082O\u2083\ub97c \ub9d0\ud569\ub2c8\ub2e4. \uc8fc\uc694 \uc0c1\uc5c5\uc801 \uc81c\uc870 \uacf5\uc815\uc73c\ub85c\ub294 \uc54c\ub8e8\ubbf8\ub284 \uc54c\ucf55\uc0ac\uc774\ub4dc \uac00\uc218\ubd84\ud574, \ud669\uc0b0\uc554\ubaa8\ub284\uc54c\ub8e8\ubbf8\ub284(\uba85\ubc18) \uc5f4\ubd84\ud574, \ud0c4\uc0b0\uc218\uc0b0\ud654\uc554\ubaa8\ub284\uc54c\ub8e8\ubbf8\ub284(AACH) \ubd84\ud574, \uadf8\ub9ac\uace0 \uc5fc\uc0b0 \uce68\ucd9c \ud6c4 \uacb0\uc815\ud654 \ub4f1\uc774 \uc788\uc73c\uba70, \uac01 \uacf5\uc815\uc740 \uc21c\ub3c4 \ud55c\uacc4, \ube44\uc6a9 \uad6c\uc870, \uc785\uc790 \ud615\ud0dc \uc81c\uc5b4 \uce21\uba74\uc5d0\uc11c \uc11c\ub85c \ub2e4\ub978 \uc7a5\ub2e8\uc810\uc744 \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc54c\ub8e8\ubbf8\ub284 \uc54c\ucf55\uc0ac\uc774\ub4dc \uac00\uc218\ubd84\ud574\ub294 \ucd5c\uace0 \ub4f1\uae09\uc758 HPA\ub97c \uc0dd\uc0b0\ud558\ub294 \ub370 \uc8fc\ub85c \uc0ac\uc6a9\ub418\ub294 \uc0c1\uc5c5\uc801 \ubc29\ubc95\uc774\uba70, <a href=\"https:\/\/www.avant-al.com\/news\/preparation-high-purity-alumina-hydrolysis-58561891.html\" target=\"_Blank\" rel=\"noreferrer noopener\">\uc5c5\uacc4 \ubb38\ud5cc\uc5d0 \uae30\uc220\ub41c \ud655\ub9bd\ub41c \uc0dd\uc0b0 \uae30\uc220<\/a>. \uc774 \uacf5\uc815\uc5d0\uc11c \uace0\uc21c\ub3c4 \uc54c\ub8e8\ubbf8\ub284 \uae08\uc18d\uc740 \uc774\uc18c\ud504\ub85c\ud310\uc62c\uc774\ub098 \ubd80\ud0c4\uc62c\uacfc \uac19\uc740 \uc54c\ucf54\uc62c\uacfc \ubc18\uc751\ud558\uc5ec \uc54c\ub8e8\ubbf8\ub284 \uc54c\ucf55\uc0ac\uc774\ub4dc\ub97c \ud615\uc131\ud558\uba70, \uc774 \uc54c\ucf55\uc0ac\uc774\ub4dc\ub294 \uc774\ud6c4 \uc99d\ub958 \uacfc\uc815\uc744 \ud1b5\ud574 \uc815\uc81c\ub429\ub2c8\ub2e4. \uc815\uc81c\ub41c \uc54c\ucf55\uc0ac\uc774\ub4dc\uc5d0 \uc81c\uc5b4\ub41c \uac00\uc218\ubd84\ud574\ub97c \uac00\ud558\uba74 \uc218\ud654 \uc54c\ub8e8\ubbf8\ub098(\uc77c\ubc18\uc801\uc73c\ub85c \ubcf4\uc5d0\ub9c8\uc774\ud2b8)\uac00 \uc0dd\uc131\ub418\uba70, \uc774\ud6c4 \uc12d\uc528 1,200\ub3c4 \uc774\uc0c1\uc5d0\uc11c \uc18c\uc131\ud558\uba74 \uc54c\ud30c\uc0c1 Al\u2082O\u2083\ub85c \ubcc0\ud658\ub429\ub2c8\ub2e4. 1980\ub144\ub300 \ucd08\ubd80\ud130 \uc0c1\uc5c5\uc801\uc73c\ub85c \uc801\uc6a9\ub418\uc5b4 \uc628 \uc774 \uacf5\uc815\uc740 \uc99d\ub958 \ub2e8\uacc4\uc5d0\uc11c \uae08\uc18d \ubd88\uc21c\ubb3c\uc744 \ud6a8\uacfc\uc801\uc73c\ub85c \uc81c\uac70\ud558\uae30 \ub54c\ubb38\uc5d0 4N\uc5d0\uc11c 5N\uc758 \uc21c\ub3c4\ub97c \uc77c\uad00\ub418\uac8c \ub2ec\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc54c\ucf55\uc0ac\uc774\ub4dc \uacf5\ubc95\uc740 \uc804 \uc138\uacc4 \ud504\ub9ac\ubbf8\uc5c4 \ub4f1\uae09 \uace0\uc21c\ub3c4 \uc54c\ub8e8\ubbf8\ub284(HPA) \uc0dd\uc0b0\uc5d0\uc11c \uac00\uc7a5 \ud070 \ube44\uc911\uc744 \ucc28\uc9c0\ud558\uba70, \ud2b9\ud788 LED \uc0ac\ud30c\uc774\uc5b4 \ubc0f \ub9ac\ud2ac \ubc30\ud130\ub9ac \ubd84\uc57c\uc5d0 \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud669\uc0b0 \uc554\ubaa8\ub284 \uc54c\ub8e8\ubbf8\ub284\uc758 \uc5f4\ubd84\ud574 \uacf5\uc815\uc740 \uc218\uc0b0\ud654\uc54c\ub8e8\ubbf8\ub284\uc744 \ud669\uc0b0\uc5d0 \uc6a9\ud574\uc2dc\ud0a4\ub294 \uac83\uc73c\ub85c \uc2dc\uc791\ub418\uba70, \uadf8 \ud6c4 \uc554\ubaa8\ub284 \uba85\ubc18(NH\u2084Al(SO\u2084)\u2082\u00b712H\u2082O)\uc744 \uacb0\uc815\ud654\ud569\ub2c8\ub2e4. \ubc18\ubcf5\uc801\uc778 \uc7ac\uacb0\uc815 \uacfc\uc815\uc744 \ud1b5\ud574 \uc911\uac04\uccb4\ub97c \uc810\uc9c4\uc801\uc73c\ub85c \uc815\uc81c\ud55c \ud6c4, \uc774\ub97c \uc5f4\ubd84\ud574 \ubc0f \uc18c\uc131\ud558\uc5ec HPA\ub97c \uc0dd\uc0b0\ud569\ub2c8\ub2e4. \uc774 \ubc29\ubc95\uc740 4N \uc21c\ub3c4\ub97c \ub2ec\uc131\ud560 \uc218 \uc788\uace0 \uc54c\ucf55\uc0ac\uc774\ub4dc \uacf5\uc815\ubcf4\ub2e4 \uc6d0\uc790\uc7ac \ube44\uc6a9\uc774 \uc800\ub834\ud558\uc9c0\ub9cc, \ud669\uc0b0\ud654\ubb3c\uacfc \uc554\ubaa8\ub2c8\uc544 \uac00\uc2a4\uac00 \ubc1c\uc0dd\ud558\uc5ec \uc138\uc815 \uc2dc\uc2a4\ud15c\uc774 \ud544\uc694\ud558\uba70, \uc774\ub85c \uc778\ud574 \uc790\ubcf8 \uc9c0\ucd9c\uc774 \uc99d\uac00\ud569\ub2c8\ub2e4. \uc5f0\uad6c\uc9c4\uc740 \uc774 \uc811\uadfc\ubc95\uc744 \uc5fc\ud654\ubb3c\uacc4 \uacb0\uc815\ud654\uc640 \uacb0\ud569\ud558\uc5ec \uc21c\ub3c4\ub97c \ub354\uc6b1 \ub192\uc77c \uc218 \uc788\uc74c\uc744 \uc785\uc99d\ud588\uc73c\uba70, \uc774\ub294 \ub2e4\uc74c \uadf8\ub9bc\uc5d0\uc11c \ubcfc \uc218 \uc788\ub4ef\uc774 <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S0304386X21001778\" target=\"_Blank\" rel=\"noreferrer noopener\">\ucca0\ubd84\uc774 \ud48d\ubd80\ud55c \uce74\uc62c\ub9b0\uc744 \ud558\uc774\ube0c\ub9ac\ub4dc \uc554\ubaa8\ub284 \uc54c\ub8e8\ubbfc\uc0b0\uc5fc \uacf5\uc815\uc744 \ud1b5\ud574 \ucc98\ub9ac\ud55c \uc5f0\uad6c<\/a> \uc21c\ub3c4 99.99%\ub97c \ucd08\uacfc\ud558\ub294 \uc54c\ub8e8\ubbf8\ub098\ub97c \uc0dd\uc0b0\ud558\uae30 \uc704\ud574.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5fc\uc0b0 \uce68\ucd9c\ubc95\uc740 \ud2b9\ud788 \ubcf4\ud06c\uc0ac\uc774\ud2b8\uac00 \uc544\ub2cc \uc6d0\ub8cc\ub97c \uc0ac\uc6a9\ud558\ub824\ub294 \ud504\ub85c\uc81d\ud2b8\uc5d0\uc11c \uc810\uc810 \ub354 \uc8fc\ubaa9\ubc1b\ub294 \ub300\uc548\uc73c\ub85c \ub5a0\uc624\ub974\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uacf5\uc815\uc5d0\uc11c\ub294 \uc218\uc0b0\ud654\uc54c\ub8e8\ubbf8\ub284\uc774\ub098 \uc810\ud1a0\ub97c \ub18d\ucd95 \uc5fc\uc0b0(HCl)\uc73c\ub85c \uc18c\ud654\uc2dc\ucf1c \uc5fc\ud654\uc54c\ub8e8\ubbf8\ub284 \uc6a9\uc561\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \ubc18\uc751\ud558\uc9c0 \uc54a\uc740 \uace0\uccb4\ub97c \uc81c\uac70\ud558\uae30 \uc704\ud574 \uc5ec\uacfc\ud55c \ud6c4, \uc6a9\uc561\uc744 \ub0c9\uac01\uc2dc\ucf1c \ucd08\uace0\uc21c\ub3c4 \uc5fc\ud654\uc54c\ub8e8\ubbf8\ub284 6\uc218\ud654\ubb3c(ACH)\uc744 \uacb0\uc815\ud654\uc2dc\ud0a8 \ub2e4\uc74c, \uc774\ub97c \uc138\ucc99, \ubd84\ud574 \ubc0f \uc18c\uc131\ud569\ub2c8\ub2e4. \uc774 \ubc29\ubc95\uc740 \ub098\ud2b8\ub968 \ubc0f \uce7c\uc298 \ud568\ub7c9\uc774 \uadf9\ud788 \ub0ae\uc740 \uc0c1\ud0dc\uc5d0\uc11c 5N(99.999%) \uc21c\ub3c4\ub97c \ub2ec\uc131\ud560 \uc218 \uc788\ub294 \uac83\uc73c\ub85c \uc785\uc99d\ub418\uc5b4, \uc54c\uce7c\ub9ac \uae08\uc18d \uc624\uc5fc\uc774 \uc131\ub2a5\uc0c1\uc758 \uc704\ud5d8 \uc694\uc778\uc73c\ub85c \uc54c\ub824\uc9c4 \ubc30\ud130\ub9ac \ub4f1\uae09 \uc751\uc6a9 \ubd84\uc57c\uc5d0 \ub9e4\ub825\uc801\uc778 \uacf5\uc815\uc774 \ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\uc74c \ud45c\ub294 \uc8fc\uc694 \uc2b5\uc2dd \ud654\ud559 \uc81c\uc870 \uacf5\uc815\uc744 \ube44\uad50\ud55c \uac83\uc785\ub2c8\ub2e4:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\uc0dd\uc0b0 \uacf5\uc815<\/strong><\/td><td><strong>\uc77c\ubc18\uc801\uc778 \uc21c\ub3c4<\/strong><\/td><td><strong>\uc8fc\uc694 \uc7a5\uc810<\/strong><\/td><td><strong>\uc8fc\uc694 \uc81c\ud55c \uc0ac\ud56d<\/strong><\/td><\/tr><tr><td>\uc54c\ub8e8\ubbf8\ub284 \uc54c\ucf54\uc625\uc0ac\uc774\ub4dc\uc758 \uac00\uc218\ubd84\ud574<\/td><td>4N ~ 5N<\/td><td>\ucd5c\uace0\uc758 \uc21c\ub3c4, \ub300\uaddc\ubaa8 \uc801\uc6a9\uc744 \ud1b5\ud574 \uc785\uc99d\ub41c \uc131\ub2a5, \ud0c1\uc6d4\ud55c \uc785\uc790 \uc81c\uc5b4 \ub2a5\ub825<\/td><td>\ub192\uc740 \uc6d0\uc790\uc7ac \ube44\uc6a9(\uc54c\ub8e8\ubbf8\ub284 \uae08\uc18d), \ubcf5\uc7a1\ud55c \uacf5\uc815<\/td><\/tr><tr><td>\uc554\ubaa8\ub284 \uba85\ubc18\uc758 \uc5f4\ubd84\ud574<\/td><td>4N<\/td><td>\uc6d0\ub8cc \ube44\uc6a9 \uc808\uac10, \uac80\uc99d\ub41c \uae30\uc220<\/td><td>\ucc98\ub9ac\uac00 \ud544\uc694\ud55c \uac00\uc2a4 \ubc30\ucd9c, \ub354 \uae34 \uc0ac\uc774\ud074 \uc2dc\uac04<\/td><\/tr><tr><td>HCl \uce68\ucd9c \ubc0f ACH \uacb0\uc815\ud654<\/td><td>4N5\uc5d0\uc11c 5N\uae4c\uc9c0<\/td><td>\ubcf4\ud06c\uc0ac\uc774\ud2b8\uac00 \uc544\ub2cc \uc6d0\ub8cc\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc73c\uba70, \ub098\ud2b8\ub968 \ud568\ub7c9\uc774 \ub9e4\uc6b0 \ub0ae\uc74c<\/td><td>\uace0\uc5fc\ud654\ubb3c \ubd80\uc2dd \uad00\ub9ac, HCl \ud68c\uc218\uc758 \ubcf5\uc7a1\uc131<\/td><\/tr><tr><td>AACH \ubd84\ud574<\/td><td>4N<\/td><td>\uc720\ud669 \ubc30\ucd9c \uc5c6\uc74c, \ud615\ud0dc \uc81c\uc5b4 \uac00\ub2a5<\/td><td>\uc0dd\uc0b0 \uc8fc\uae30\uac00 \uae38\uc5b4\uc9c0\uace0, \uac00\uacf5 \ube44\uc6a9\uc774 \uc99d\uac00\ud568<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\uc2b5\uc2dd \ud654\ud559 \uc54c\ub8e8\ubbf8\ub098\uc640 \uae30\uc874 \uc54c\ub8e8\ubbf8\ub098\uc758 \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc2b5\uc2dd \ud654\ud559 \uc54c\ub8e8\ubbf8\ub098(Wet chemical alumina)\ub294 \uc21c\ub3c4 \uc218\uc900(99.99%+ \ub300 99.6~99.9%), \ubd88\uc21c\ubb3c \uad6c\uc131(ppm \uc218\uc900\uc758 \uc624\uc5fc \ubb3c\uc9c8 \ub300 \ubc31\ubd84\uc728 \uc218\uc900\uc758 \uc624\uc5fc \ubb3c\uc9c8), \uc785\uc790 \ud2b9\uc131(\uc81c\uc5b4\ub41c \uc11c\ube0c\ub9c8\uc774\ud06c\ub860 \ud615\ud0dc \ub300 \ud3ed\ub113\uc740 \ubd84\ud3ec), \uadf8\ub9ac\uace0 \uc801\uc6a9 \ubd84\uc57c(\uae30\ub2a5\uc131 \ucca8\ub2e8 \uae30\uc220 \uc6a9\ub3c4 \ub300 \uc77c\ubc18 \uc81c\ub828 \ubc0f \ub0b4\ud654\ubb3c \uc6a9\ub3c4) \ub4f1 \ub124 \uac00\uc9c0 \uadfc\ubcf8\uc801\uc778 \uce21\uba74\uc5d0\uc11c \ucc28\uc774\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubcf4\ud06c\uc0ac\uc774\ud2b8 \uad11\uc11d\uc5d0\uc11c \ubc14\uc774\uc5d8 \uacf5\uc815\uc744 \ud1b5\ud574 \uc0dd\uc0b0\ub418\ub294 \uae30\uc874 \uc54c\ub8e8\ubbf8\ub098\uc5d0\ub294 \uc77c\ubc18\uc801\uc73c\ub85c 99.6%~99.9%\uc758 Al\u2082O\u2083\uac00 \ud568\uc720\ub418\uc5b4 \uc788\uc73c\uba70, \ub098\uba38\uc9c0\ub294 \uc0b0\ud654\ub098\ud2b8\ub968(\uc77c\ubc18\uc801\uc73c\ub85c 0.2~0.5%), \uc2e4\ub9ac\uce74, \uc0b0\ud654\ucca0, \uc0b0\ud654\uce7c\uc298 \ubc0f \uae30\ud0c0 \ubbf8\ub7c9 \uc6d0\uc18c\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4. \uc54c\ub8e8\ubbf8\ub284 \uc81c\ub828 \uc6a9\ub3c4\ub85c\ub294 \uc774\ub7ec\ud55c \uc21c\ub3c4 \uc218\uc900\uc774 \ucda9\ubd84\ud788 \uc801\ud569\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ub3d9\uc77c\ud55c \uc54c\ub8e8\ubbf8\ub098\ub97c \ub9ac\ud2ac \ubc30\ud130\ub9ac \ubd84\ub9ac\ub9c9 \ucf54\ud305\uacfc \uac19\uc740 \uc6a9\ub3c4\uc5d0 \uc0ac\uc6a9\ud560 \uacbd\uc6b0, \ub098\ud2b8\ub968 \uc131\ubd84\uc774 \uc804\ud574\uc561\uc73c\ub85c \uc6a9\ucd9c\ub418\uc5b4 \ubc30\ud130\ub9ac \uc548\uc804\uc131\uacfc \uc218\uba85\uc744 \uc800\ud574\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc5f0\uad6c\uc790\ub4e4\uc740 \uc54c\ub8e8\ubbf8\ub098 \ubd84\ub9ac\ub9c9 \ub0b4\uc758 \ub098\ud2b8\ub968 \uc624\uc5fc\uc774 \ub9ac\ud2ac \uc774\uc628 \ubc30\ud130\ub9ac\uc758 \uc131\ub2a5 \uc800\ud558 \ubc0f \uc548\uc804 \uc704\ud5d8 \uc99d\uac00\uc640 \uad00\ub828\uc774 \uc788\uc74c\uc744 \ubc1d\ud600\ub0c8\uc73c\uba70, \uc774\ub294 \ub098\ud2b8\ub968 \ud568\ub7c9\uc774 100 ppm \ubbf8\ub9cc\uc778 \uc2b5\uc2dd \ud654\ud559 HPA\uac00 \uc774 \uc6a9\ub3c4\uc758 \ud45c\uc900\uc774 \ub41c \uc774\uc720\ub97c \uc798 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubd88\uc21c\ubb3c \ud5c8\uc6a9 \ud55c\ub3c4\ub294 \uac00\uc7a5 \ub208\uc5d0 \ub744\ub294 \ucc28\uc774\uc810\uc785\ub2c8\ub2e4. \ubc14\uc774\uc5d8 \uc54c\ub8e8\ubbf8\ub098\uc758 \uacbd\uc6b0 \ubd88\uc21c\ubb3c\uc744 \uc911\ub7c9 \ubc31\ubd84\uc728\ub85c \ud45c\uae30\ud558\ub294 \ubc18\uba74, \uc2b5\uc2dd \ud654\ud559\ubc95 HPA \uc0ac\uc591\uc740 \ubc31\ub9cc \ubd84\uc758 \uc77c(ppm) \ub2e8\uc704\ub85c \ud45c\uc2dc\ub429\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 4N HPA \uc81c\ud488 \uc0ac\uc591\uc5d0\uc11c\ub294 \uc2e4\ub9ac\ucf58\uc744 200 ppm \ubbf8\ub9cc, \ucca0\uc744 80 ppm \ubbf8\ub9cc, \ub098\ud2b8\ub968\uc744 200 ppm \ubbf8\ub9cc, \uce7c\uc298\uc744 20 ppm \ubbf8\ub9cc\uc73c\ub85c \uc81c\ud55c\ud569\ub2c8\ub2e4. 5N \ub4f1\uae09\uc758 \uacbd\uc6b0, \ucd1d \uae08\uc18d \ubd88\uc21c\ubb3c\uc740 10 ppm \ubbf8\ub9cc\uc73c\ub85c \uc81c\ud55c\ub429\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc21c\ub3c4 \ucc28\uc774\ub294 \ub2e8\uc21c\ud788 \uc2e4\ud5d8\uc2e4\uc5d0\uc11c\uc758 \uc131\uacfc\uc5d0 \uadf8\uce58\ub294 \uac83\uc774 \uc544\ub2c8\ub77c, \ub2e8 \ud558\ub098\uc758 \ud070 \ubd88\uc21c\ubb3c \uc785\uc790\ub9cc\uc73c\ub85c\ub3c4 \uc6e8\uc774\ud37c \uc218\uc900\uc758 \uacb0\ud568\uc744 \uc720\ubc1c\ud560 \uc218 \uc788\ub294 \ubc18\ub3c4\uccb4 \uc5f0\ub9c8 \uc2ac\ub7ec\ub9ac\uc5d0\uc11c, \ub610\ub294 \ubbf8\ub7c9 \uc6d0\uc18c\uac00 \uacb0\uc815 \uaca9\uc790\ub97c \uc65c\uace1\uc2dc\ud0a4\ub294 \uc0ac\ud30c\uc774\uc5b4 \uc131\uc7a5\ub85c\uc5d0\uc11c \ud574\ub2f9 \ubb3c\uc9c8\uc774 \uc81c\ub300\ub85c \uae30\ub2a5\ud560 \uc218 \uc788\ub294\uc9c0 \uc5ec\ubd80\ub97c \uc9c1\uc811\uc801\uc73c\ub85c \uacb0\uc815\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc785\uc790 \ud615\ud0dc \uc81c\uc5b4 \uc5ed\uc2dc \ub450 \ubc88\uc9f8\ub85c \uc911\uc694\ud55c \ucc28\ubcc4\ud654 \uc694\uc18c\uc785\ub2c8\ub2e4. \uc2b5\uc2dd \ud654\ud559 \uacf5\uc815\uc744 \ud1b5\ud574 \uc81c\uc870\uc5c5\uccb4\ub294 \ubc14\uc774\uc5d8 \uacf5\uc815\ubcf4\ub2e4 \ud6e8\uc52c \ub354 \uc815\ubc00\ud558\uac8c \uc785\uc790 \ud06c\uae30 \ubd84\ud3ec(PSD), \ube44\ud45c\uba74\uc801(BET), \uacb0\uc815 \uc0c1(\uc54c\ud30c, \uac10\ub9c8, \uc138\ud0c0)\uc744 \uc81c\uc5b4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub9ac\ud2ac \ubc30\ud130\ub9ac \ubd84\ub9ac\ub9c9 \uc6a9\ub3c4\uc758 \uacbd\uc6b0, \ub9ac\ud2ac \uc774\uc628 \uc774\ub3d9 \uacbd\ub85c\ub97c \ub9c9\uc9c0 \uc54a\ub294 \uc587\uace0 \uade0\uc77c\ud55c \uc138\ub77c\ubbf9 \ucf54\ud305\uc744 \ud615\uc131\ud558\uae30 \uc704\ud574\uc11c\ub294 D50\uc774 0.5~1.2 \ub9c8\uc774\ud06c\ub860\uc774\uace0 \uc785\uc790 \ud06c\uae30 \ubd84\ud3ec\uac00 \uc881\uc740 HPA\uac00 \ud544\uc218\uc801\uc785\ub2c8\ub2e4. \uc5f0\ub9c8 \uc6a9\ub3c4\uc758 \uacbd\uc6b0, \ub0a0\uce74\ub85c\uc6b4 \ubaa8\uc11c\ub9ac\uac00 \uc5c6\ub294 \uac70\uc758 \uad6c\ud615\uc758 \uc785\uc790 \ud615\ud0dc\ub294 \ubbfc\uac10\ud55c \uae30\ud310\uc5d0 \ud760\uc9d1\uc774 \uc0dd\uae30\ub294 \uac83\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4. \ucca8\ub2e8 \uc138\ub77c\ubbf9\uc758 \uacbd\uc6b0, \uc18c\uacb0 \ud65c\uc131\uc744 \uc81c\uc5b4\ud568\uc73c\ub85c\uc368 \ub354 \ub0ae\uc740 \uc628\ub3c4\uc5d0\uc11c \uce58\ubc00\ud654\ub97c \ub2ec\uc131\ud560 \uc218 \uc788\uc5b4 \ud6c4\uc18d \uacf5\uc815 \uc911 \uc5d0\ub108\uc9c0 \uc18c\ube44\ub97c \uc904\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub7ec\ud55c \uae30\uc220\uc801 \ucc28\uc774\ub294 \uac00\uaca9 \ucc28\uc774\uc5d0\ub3c4 \ubc18\uc601\ub429\ub2c8\ub2e4. \uc77c\ubc18 \uc81c\ub828\uc6a9 \uc54c\ub8e8\ubbf8\ub098\uc758 \uac70\ub798 \uac00\uaca9\uc740 \ud1a4\ub2f9 \uc218\ubc31 \ub2ec\ub7ec \uc218\uc900\uc778 \ubc18\uba74, 4N HPA\ub294 \ud1a4\ub2f9 $20,000\uc5d0\uc11c $40,000\uc758 \uac00\uaca9\uc744 \ud615\uc131\ud558\uba70, 5N \ub4f1\uae09\uc758 \uacbd\uc6b0 \uc785\uc790 \uaddc\uaca9\uc5d0 \ub530\ub77c \ud1a4\ub2f9 $50,000\uc744 \ucd08\uacfc\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \ub450 \ucc28\uc218\uc758 \uac00\uaca9 \ucc28\uc774\ub294 \uc774\ubbf8 \uc21c\ub3c4\uac00 \ub192\uc740 \ubb3c\uc9c8\uc5d0\uc11c \ub9c8\uc9c0\ub9c9 0.1%\uc758 \ubd88\uc21c\ubb3c\uc744 \uc81c\uac70\ud558\ub294 \uacfc\uc815\uc758 \ubcf5\uc7a1\uc131\uc744 \uc815\ud655\ud788 \ubc18\uc601\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc8fc\uc694 \ucd5c\uc885 \uc6a9\ub3c4\ub294 \ubb34\uc5c7\uc778\uac00\uc694?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc2b5\uc2dd \ud654\ud559 \uc54c\ub8e8\ubbf8\ub098(HPA)\ub294 \ub9ac\ud2ac \uc774\uc628 \ubc30\ud130\ub9ac \ubd84\ub9ac\ub9c9 \ubc0f \uc804\uadf9 \ucf54\ud305, LED \uc0ac\ud30c\uc774\uc5b4 \uae30\ud310, \ucca8\ub2e8 \uc138\ub77c\ubbf9 \ubc0f \ubc18\ub3c4\uccb4 \ubd80\ud488, \uc815\ubc00 \uc5f0\ub9c8 \uc2ac\ub7ec\ub9ac, \ud615\uad11\uccb4 \ubc0f \uad11\ud559 \uc18c\uc7ac \ub4f1 5\ub300 \uc8fc\uc694 \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \ud575\uc2ec \uae30\ub2a5\uc131 \uc18c\uc7ac\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uac01 \uc751\uc6a9 \ubd84\uc57c\ub9c8\ub2e4 \uace0\uc720\ud55c \uc21c\ub3c4, \uc785\uc790 \ud06c\uae30 \ubc0f \ud615\ud0dc\ud559\uc801 \uc694\uad6c \uc0ac\ud56d\uc774 \uc788\uc73c\uba70, \uc774\ub294 \uc2b5\uc2dd \ud654\ud559 \uacf5\uc815\uc73c\ub85c \uc81c\uc870\ub41c \uace0\uc21c\ub3c4 \uc54c\ub8e8\ubbf8\ub098(HPA)\ub9cc\uc774 \ucda9\uc871\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub9ac\ud2ac\uc774\uc628 \ubc30\ud130\ub9ac \ubd84\uc57c\ub294 \uc2b5\uc2dd \ud654\ud559 \uc54c\ub8e8\ubbf8\ub098\uc758 \uc218\uc694\uac00 \uac00\uc7a5 \ube60\ub974\uac8c \uc99d\uac00\ud558\ub294 \ubd80\ubb38\uc785\ub2c8\ub2e4. HPA\ub294 \ud3f4\ub9ac\uba38 \ubc30\ud130\ub9ac \ubd84\ub9ac\ub9c9\uc5d0 \ub098\ub178 \ub450\uaed8\uc758 \uc138\ub77c\ubbf9 \ucf54\ud305\uc73c\ub85c \uc801\uc6a9\ub418\uba70, \uc77c\ubc18\uc801\uc73c\ub85c \ub450\uaed8\ub294 1~4 \ub9c8\uc774\ud06c\ub860\uc785\ub2c8\ub2e4. \uc774 \uc54c\ub8e8\ubbf8\ub098 \ucf54\ud305\uc740 \uc5ec\ub7ec \uac00\uc9c0 \uc131\ub2a5\uc0c1\uc758 \uc774\uc810\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uace0\uc628\uc5d0\uc11c\uc758 \uc5f4 \uc218\ucd95\uc744 \ud68d\uae30\uc801\uc73c\ub85c \uc904\uc774\uace0, \ub0b4\ubd80 \ub2e8\ub77d\uc744 \uc720\ubc1c\ud560 \uc218 \uc788\ub294 \ub9ac\ud2ac \ub374\ub4dc\ub77c\uc774\ud2b8\uc758 \uce68\ud22c\ub97c \ubc29\uc9c0\ud558\uba70, \uc804\ud574\uc9c8\uc758 \uc2b5\uc724\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4. A <a href=\"https:\/\/pure.lib.cgu.edu.tw\/zh\/publications\/alumina-nanocoating-of-polymer-separators-for-enhanced-thermal-an-6\" target=\"_Blank\" rel=\"noreferrer noopener\">\uc54c\ub8e8\ubbf8\ub098 \ub098\ub178 \ucf54\ud305 \ubd84\ub9ac\ub9c9\uc5d0 \uad00\ud55c \uc5f0\uad6c<\/a> \uc774 \uc5f0\uad6c\uc5d0\uc11c\ub294 \uc138\ub77c\ubbf9 \uce35\uc774 \ubb3c\uc9c8 \uc774\ub3d9\uc5d0 \ubd80\uc815\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce58\uc9c0 \uc54a\uc73c\uba74\uc11c\ub3c4 \uacac\uace0\ud55c \ub2e8\uc5f4 \uc7a5\ubcbd \uc5ed\ud560\uc744 \ud568\uc744 \uc785\uc99d\ud588\uc73c\uba70, 0.1C\uc5d0\uc11c 166 mAh\/g\uc758 \ubc29\uc804 \uc6a9\ub7c9\uc744 \ub2ec\uc131\ud588\ub2e4. \uc804 \uc138\uacc4\uc801\uc73c\ub85c \uc804\uae30\ucc28 \ubcf4\uae09\uc774 \uac00\uc18d\ud654\ub418\uace0 \ubc30\ud130\ub9ac \uc548\uc804 \uaddc\uc81c\uac00 \uac15\ud654\ub428\uc5d0 \ub530\ub77c, \uc54c\ub8e8\ubbf8\ub098 \ucf54\ud305 \ubd84\ub9ac\ub9c9\uc758 \uc0ac\uc6a9\uc740 \ub2e8\uc21c\ud55c \ucc28\ubcc4\ud654 \uc694\uc18c\uc5d0\uc11c \uc5c5\uacc4 \ud45c\uc900\uc73c\ub85c \uc790\ub9ac \uc7a1\uc558\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">LED \ubc0f \uc0ac\ud30c\uc774\uc5b4 \uae30\ud310 \ubd80\ubb38\uc740 \uc131\uc219\uae30\uc5d0 \uc811\uc5b4\ub4e4\uc5c8\uc74c\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 \uc5ec\uc804\ud788 4N \ubc0f 5N HPA\uc758 \uc8fc\uc694 \uc18c\ube44\ucc98\ub85c \ub0a8\uc544 \uc788\uc2b5\ub2c8\ub2e4. \uc0ac\ud30c\uc774\uc5b4(\ub2e8\uacb0\uc815 \uc54c\ud30c-\uc54c\ub8e8\ubbf8\ub098)\ub294 \ud0a4\ub85c\ud480\ub85c\uc2a4(Kyropoulos) \ubc0f \uac00\uc7a5\uc790\ub9ac \uc815\uc758 \ud544\ub984 \uacf5\uae09 \uc131\uc7a5(EFG)\uacfc \uac19\uc740 \ubc29\ubc95\uc744 \uc0ac\uc6a9\ud558\uc5ec \uace0\uc21c\ub3c4 \uc54c\ub8e8\ubbf8\ub098 \uc6d0\ub8cc\ub85c\ubd80\ud130 \uc131\uc7a5\ub429\ub2c8\ub2e4. \uc774\ub807\uac8c \uc0dd\uc0b0\ub41c \uc0ac\ud30c\uc774\uc5b4 \uacb0\uc815\uc740 LED \uc5d0\ud53c\ud0dd\uc2dc\uc6a9 \uae30\ud310\uc740 \ubb3c\ub860, \ud504\ub9ac\ubbf8\uc5c4 \uc2a4\ub9c8\ud2b8\ud3f0 \ubc0f \uc6e8\uc5b4\ub7ec\ube14 \uae30\uae30\uc758 \ucee4\ubc84 \uae00\ub798\uc2a4\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc0ac\ud30c\uc774\uc5b4 \uae30\ud310 \uc81c\uc870\uc5d0\ub294 \ucd1d \ubd88\uc21c\ubb3c \ud568\ub7c9\uc774 10ppm \ubbf8\ub9cc\uc778 HPA\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \ubbf8\ub7c9\uc758 \uc624\uc5fc\uc774\ub77c\ub3c4 \ube5b\uc744 \uc0b0\ub780\uc2dc\ud0a4\uace0 LED \ud6a8\uc728\uc744 \uc800\ud558\uc2dc\ud0a4\ub294 \uaca9\uc790 \uacb0\ud568\uc744 \uc720\ubc1c\ud560 \uc218 \uc788\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uace0\uc131\ub2a5 \uc138\ub77c\ubbf9(HPA)\uacfc \ubc18\ub3c4\uccb4 \uc81c\uc870\ub294 \uc138 \ubc88\uc9f8 \uc8fc\uc694 \uc751\uc6a9 \ubd84\uc57c\ub97c \uad6c\uc131\ud569\ub2c8\ub2e4. HPA\ub294 \uc815\uc804\uae30 \ucc99, \uc6e8\uc774\ud37c \ucde8\uae09 \ubd80\ud488, \ucc54\ubc84 \ub77c\uc774\ub108\uc640 \uac19\uc740 \ubc18\ub3c4\uccb4 \uc7a5\ube44 \ubd80\ud488\uc758 \uc0dd\uc0b0\uc5d0 \uc0ac\uc6a9\ub418\uba70, \uc774 \ubd84\uc57c\uc5d0\uc11c HPA\uac00 \uc9c0\ub2cc \ub192\uc740 \uc804\uae30 \uc800\ud56d\ub960, \uc5f4\uc804\ub3c4\uc728, \ud50c\ub77c\uc988\ub9c8 \ub0b4\uc131\uc758 \uc870\ud569\uc740 \ub2e4\ub978 \uc5b4\ub5a4 \uc18c\uc7ac\ub3c4 \ub530\ub77c\uc62c \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \ub610\ud55c, HPA\ub294 \ubc18\ub3c4\uccb4 \uc6e8\uc774\ud37c \uc5f0\ub9c8\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ud654\ud559\uc801 \uae30\uacc4\uc801 \ud3c9\ud0c4\ud654(CMP) \uc2ac\ub7ec\ub9ac\uc758 \ud575\uc2ec \uc6d0\ub8cc\ub85c \ud65c\uc6a9\ub429\ub2c8\ub2e4. \uc5c5\uacc4 \uc870\uc0ac\uc5d0 \ub530\ub974\uba74, \ubc18\ub3c4\uccb4 \uc751\uc6a9 \ubd84\uc57c\uc758 HPA \uc2dc\uc7a5\uc740 2025\ub144 \uc57d $1.1\uc5b5\uc73c\ub85c \ucd94\uc0b0\ub418\uc5c8\uc73c\uba70, 2032\ub144\uc5d0\ub294 $3.6\uc5b5\uc5d0 \ub2ec\ud560 \uac83\uc73c\ub85c \uc804\ub9dd\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc815\ubc00 \uc5f0\ub9c8\ub294 \uc804\ubb38\uc801\uc774\uba74\uc11c\ub3c4 \uace0\ubd80\uac00\uac00\uce58\uac00 \ub192\uc740 \uc751\uc6a9 \ubd84\uc57c\uc785\ub2c8\ub2e4. \uc785\uc790 \ud06c\uae30 \ubd84\ud3ec\uac00 \uc5c4\uaca9\ud558\uac8c \uc81c\uc5b4\ub418\uace0 \uac70\uc758 \uad6c\ud615\uc5d0 \uac00\uae4c\uc6b4 \ud615\ud0dc\ub97c \uac00\uc9c4 \uc11c\ube0c\ub9c8\uc774\ud06c\ub860 \uc54c\ud30c-\uc54c\ub8e8\ubbf8\ub098 \ubd84\ub9d0\uc740 \uad11\ud559 \uc720\ub9ac, \ubc18\ub3c4\uccb4 \uc6e8\uc774\ud37c \ubc0f \uc815\ubc00 \uae08\uc18d \ubd80\ud488 \uc5f0\ub9c8\uc5d0 \uac00\uc7a5 \uc801\ud569\ud55c \uc5f0\ub9c8\uc7ac\uc785\ub2c8\ub2e4. HPA\uc758 \uc5f0\ub9c8 \uc131\ub2a5\uc740 \uc785\uc790 \ud2b9\uc131\uacfc \uc9c1\uc811\uc801\uc778 \uad00\ub828\uc774 \uc788\uc2b5\ub2c8\ub2e4. 0.5~1.0 \ub9c8\uc774\ud06c\ub860 \ubc94\uc704\uc758 D50\uc744 \uac00\uc9c0\uba70 \ube44\uc815\uc0c1\uc801\uc73c\ub85c \ud070 \uc785\uc790(D100 4 \ub9c8\uc774\ud06c\ub860 \ubbf8\ub9cc)\uac00 \uc5c6\ub294 \uacbd\uc6b0, \ud6a8\uc728\uc801\uc778 \uc7ac\ub8cc \uc81c\uac70\uc728\uc744 \uc720\uc9c0\ud558\uba74\uc11c\ub3c4 \ud45c\uba74 \ud760\uc9d1\uc744 \ubc29\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc785\uc790 \ud06c\uae30 \ubd84\ud3ec\uac00 \uc881\uc740 \uace0\uc21c\ub3c4 \uc54c\ud30c-\uc54c\ub8e8\ubbf8\ub098 \uc5f0\ub9c8 \ubd84\ub9d0\uc740 \ud45c\uba74 \ud488\uc9c8\uc774 \uae30\ub2a5\uc801 \uc131\ub2a5\uc5d0 \uc9c1\uc811\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \uce74\uba54\ub77c \ub80c\uc988, AR\/VR \uad11\ud559 \ubd80\ud488 \ubc0f \ud56d\uacf5\uc6b0\uc8fc \ubd80\ud488\uc758 \ub9c8\uac10 \uacf5\uc815\uc5d0 \ud2b9\ud788 \ub192\uc774 \ud3c9\uac00\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc138\uacc4 \uc2dc\uc7a5\uc758 \uc131\uc7a5\uc744 \uc774\ub044\ub294 \uc694\uc778\uc740 \ubb34\uc5c7\uc778\uac00?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc804 \uc138\uacc4 \uc2b5\uc2dd \uc54c\ub8e8\ubbf8\ub098(HPA) \uc2dc\uc7a5\uc740 \uc8fc\ub85c \uad50\ud1b5 \uc218\ub2e8\uc758 \uc804\uae30\ud654\uc640 \uc5d0\ub108\uc9c0 \ud6a8\uc728\uc774 \ub192\uc740 \uc870\uba85 \ubc0f \uc804\uc790\uc81c\ud488\uc758 \ud655\uc0b0\uc5d0 \ud798\uc785\uc5b4 \ube44\uc57d\uc801\uc778 \uc131\uc7a5\uc744 \ubcf4\uc774\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc2dc\uc7a5 \ud3c9\uac00\uc5d0 \ub530\ub974\uba74 2024\ub144 \uc774 \uc0b0\uc5c5\uc758 \uaddc\ubaa8\ub294 \uc57d $3.1~$4.6\uc5b5\uc73c\ub85c \ucd94\uc815\ub418\uba70, 2032~2034\ub144\uc5d0\ub294 $16~$30\uc5b5\uc5d0 \ub2ec\ud560 \uac83\uc73c\ub85c \uc804\ub9dd\ub418\ub294\ub370, \uc774\ub294 \uc5f0\ud3c9\uade0 \uc131\uc7a5\ub960(CAGR)\uc774 16%\uc5d0\uc11c 23%\uc5d0 \ub2ec\ud568\uc744 \ubc18\uc601\ud569\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5ec\ub7ec \ub3c5\ub9bd\uc801\uc778 \uc2dc\uc7a5 \uc870\uc0ac \uae30\uad00\ub4e4\uc774 \uc77c\uad00\ub41c \uc131\uc7a5 \uc804\ub9dd\uc744 \uc81c\uc2dc\ud558\uace0 \uc788\ub2e4. \uc5d0 \ub530\ub974\uba74 <a href=\"https:\/\/www.grandviewresearch.com\/horizon\/outlook\/high-purity-alumina-market-size\/global\" target=\"_Blank\" rel=\"noreferrer noopener\">Grand View Research\uc758 \uc0b0\uc5c5 \ubd84\uc11d<\/a>, HPA \uc2dc\uc7a5\uc740 2024\ub144 \uae30\uc900 $4.63\uc5b5\uc73c\ub85c \ud3c9\uac00\ub418\uc5c8\uc73c\uba70, \uc5f0\ud3c9\uade0 \uc131\uc7a5\ub960(CAGR) 23.4%\uc744 \uae30\ub85d\ud558\uba70 2033\ub144\uae4c\uc9c0 $30.79\uc5b5\uc5d0 \ub2ec\ud560 \uac83\uc73c\ub85c \uc804\ub9dd\ub429\ub2c8\ub2e4. \ub2e4\ub978 \ucd94\uc815\uce58\uc5d0 \ub530\ub974\uba74 <a href=\"https:\/\/www.polarismarketresearch.com\/press-releases\/high-purity-alumina-market\" target=\"_Blank\" rel=\"noreferrer noopener\">\ud3f4\ub77c\ub9ac\uc2a4 \uc2dc\uc7a5\uc870\uc0ac<\/a> 2024\ub144 \uc2dc\uc7a5 \uaddc\ubaa8\ub97c $3.11\uc5b5\uc73c\ub85c \uc804\ub9dd\ud558\uba70, \uc5f0\ud3c9\uade0 \uc131\uc7a5\ub960 20.6%\uc744 \uae30\ub85d\ud558\uba70 2034\ub144\uae4c\uc9c0 $20.26\uc5b5\uc73c\ub85c \uc131\uc7a5\ud560 \uac83\uc73c\ub85c \uc608\uc0c1\ub429\ub2c8\ub2e4. \uac70\ub798\ub7c9 \uae30\uc900\uc73c\ub85c \ubcf4\uba74, <a href=\"https:\/\/www.globenewswire.com\/Tracker?data=-DpKihZ_e3lhs4H0eeP6yfpTpcs4olAU7Ede9AX5pLnGeyBPTlHlaScbNn39pUd_mfUEQEedyjYdHwvywavHHnkBzWM9qZPsuTXBGr9YZ_et1wy5ElS9k5sDKbqz4GECPiQ4HpIwfg62cPcK1Lalkc3b912a79gJ2ApYSwgzvmpv5Js90VEdVD-XK-TYEPXnjTVvcZv6R3fAlxzPvcTp8A==\" target=\"_Blank\" rel=\"noreferrer noopener\">\ubaa8\ub3c4\ub974 \uc815\ubcf4\uad6d \uc790\ub8cc<\/a> \uc774\uc5d0 \ub530\ub974\uba74 2024\ub144 HPA \uc18c\ube44\ub7c9\uc740 \uc57d 97\ud0ac\ub85c\ud1a4\uc774\uba70, 2030\ub144\uae4c\uc9c0 300\ud0ac\ub85c\ud1a4 \uc774\uc0c1\uc73c\ub85c \uc99d\uac00\ud560 \uac83\uc73c\ub85c \uc608\uc0c1\ub418\uba70, \uc774\ub294 \uc5f0\ud3c9\uade0 \uc131\uc7a5\ub960(CAGR) 20.3%\uc5d0 \ud574\ub2f9\ud569\ub2c8\ub2e4. \uad6c\uccb4\uc801\uc778 \uc218\uce58\ub294 \uc5f0\uad6c \ubc29\ubc95\ub860\uc5d0 \ub530\ub77c \ucc28\uc774\uac00 \uc788\uc9c0\ub9cc, \uc804\ubc18\uc801\uc778 \ucd94\uc138\uc5d0 \ub300\ud55c \ud569\uc758\ub294 HPA\uac00 \uad11\ubc94\uc704\ud55c \ud2b9\uc218 \ud654\ud559 \ubc0f \ucca8\ub2e8 \uc18c\uc7ac \ubd84\uc57c\uc5d0\uc11c \uac00\uc7a5 \ube60\ub974\uac8c \uc131\uc7a5\ud558\ub294 \ubd80\ubb38 \uc911 \ud558\ub098\uc784\uc744 \ud655\uc778\ud574 \uc8fc\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc9c0\uc5ed\ubcc4 \ub3d9\ud5a5\uc744 \uc0b4\ud3b4\ubcf4\uba74 \uc544\uc2dc\uc544 \ud0dc\ud3c9\uc591 \uc9c0\uc5ed\uc774 \uc555\ub3c4\uc801\uc778 \uc6b0\uc704\ub97c \ucc28\uc9c0\ud558\uace0 \uc788\uc73c\uba70, \ucd9c\ucc98\uc5d0 \ub530\ub77c 2024\ub144 \uc804 \uc138\uacc4 HPA \uc18c\ube44\ub7c9\uc758 \uc57d 59%\uc5d0\uc11c 74%\ub97c \ucc28\uc9c0\ud55c \uac83\uc73c\ub85c \ub098\ud0c0\ub0ac\uc2b5\ub2c8\ub2e4. \uc911\uad6d\uc740 LED \uc81c\uc870, \ub9ac\ud2ac \ubc30\ud130\ub9ac \uc0dd\uc0b0 \ubc0f \uc804\uc790 \uc81c\ud488 \uc870\ub9bd \ubd84\uc57c\uc5d0\uc11c \ucc28\uc9c0\ud558\ub294 \uc9c0\ubc30\uc801\uc778 \uc704\uc0c1\uc5d0 \ud798\uc785\uc5b4, \ub2e8\ub3c5\uc73c\ub85c \uac00\uc7a5 \ud070 \uad6d\uac00 \uc2dc\uc7a5\uc744 \ud615\uc131\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc77c\ubcf8, \ud55c\uad6d, \ub300\ub9cc\uc740 \ubc18\ub3c4\uccb4 \uc81c\uc870 \ubc0f \uc815\ubc00 \uc138\ub77c\ubbf9\uc744 \uc911\uc2ec\uc73c\ub85c \ud55c \uc81c2\uc758 \uc218\uc694 \ud074\ub7ec\uc2a4\ud130\ub97c \ud615\uc131\ud558\uace0 \uc788\ub2e4. \ubd81\ubbf8\uc640 \uc720\ub7fd\uc740 \uac01\uac01 \uc57d 11%\uc5d0\uc11c 20%\ub85c \uc2dc\uc7a5 \uc810\uc720\uc728\uc774 \uc0c1\ub300\uc801\uc73c\ub85c \ub0ae\uc9c0\ub9cc, \uac01\uad6d \uc815\ubd80\uac00 \ud575\uc2ec \ubc30\ud130\ub9ac \uc18c\uc7ac \ubc0f \ubc18\ub3c4\uccb4 \uc6d0\uc790\uc7ac\uc5d0 \ub300\ud55c \uad6d\ub0b4 \uacf5\uae09\ub9dd \uad6c\ucd95\uc744 \ucd5c\uc6b0\uc120 \uacfc\uc81c\ub85c \uc0bc\uc73c\uba74\uc11c \ud22c\uc790 \uc18d\ub3c4\uac00 \uac00\uc18d\ud654\ub418\uace0 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub9ac\ud2ac\uc774\uc628 \ubc30\ud130\ub9ac \ubd84\uc57c\uac00 \uc8fc\uc694 \uc131\uc7a5 \ub3d9\ub825\uc73c\ub85c \ubd80\uc0c1\ud588\uc2b5\ub2c8\ub2e4. 2025\ub144 \ubc30\ud130\ub9ac \ubd84\ub9ac\ub9c9\uc6a9 HPA \uc18c\ube44\ub7c9\uc740 \uc54c\ub8e8\ubbf8\ub098 \uc194\ub9cc\uc73c\ub85c\ub3c4 $88.2\ubc31\ub9cc\uc73c\ub85c \ucd94\uc0b0\ub418\uc5c8\uc73c\uba70, \uc774 \uc218\uce58\ub294 \ub354 \uad11\ubc94\uc704\ud55c \ubc30\ud130\ub9ac \ub4f1\uae09 HPA \uc2dc\uc7a5\uc758 \uc77c\ubd80\ub9cc\uc744 \ubc18\uc601\ud55c \uac83\uc785\ub2c8\ub2e4. \ud2b9\ud788 \uc911\uad6d, \ubbf8\uad6d, \uc720\ub7fd\uc744 \uc911\uc2ec\uc73c\ub85c \uc804\uae30\ucc28(EV) \uc0dd\uc0b0 \ub2a5\ub825\uc774 \uae09\uc18d\ud788 \ud655\ub300\ub418\uba74\uc11c \uad6c\uc870\uc801\uc778 \uc218\uc694 \ubcc0\ud654\uac00 \ubc1c\uc0dd\ud588\uc73c\uba70, \uc774\ub7ec\ud55c \ucd94\uc138\ub294 \uc801\uc5b4\ub3c4 2035\ub144\uae4c\uc9c0 \uc9c0\uc18d\ub420 \uac83\uc73c\ub85c \uc608\uc0c1\ub429\ub2c8\ub2e4. \ubbf8\uad6d\uc758 \u2018\uc778\ud50c\ub808\uc774\uc158 \uac10\ucd95\ubc95(Inflation Reduction Act)\u2019 \ubc0f \uc720\ub7fd\uc758 \u2018\ubc30\ud130\ub9ac \uaddc\uc815(Battery Regulation)\u2019\uacfc \uac19\uc740 \uc815\ubd80 \uc815\ucc45\uc740 \ud604\uc9c0\ud654\ub41c \ubc30\ud130\ub9ac \uc18c\uc7ac \uacf5\uae09\ub9dd \uad6c\ucd95\uc744 \uc7a5\ub824\ud568\uc73c\ub85c\uc368 \uc774\ub7ec\ud55c \ucd94\uc138\ub97c \ub354\uc6b1 \uac00\uc18d\ud654\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc81c\ud488 \ub4f1\uae09\ubcc4 HPA \uc2dc\uc7a5\uc744 \uc0b4\ud3b4\ubcf4\uba74, 4N \uc18c\uc7ac\uac00 LED \ubc0f \ubc30\ud130\ub9ac \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \ube44\uc6a9 \ud6a8\uc728\uc131\uc774 \ub6f0\uc5b4\ub098\ub2e4\ub294 \uc810\uc5d0 \ud798\uc785\uc5b4 \uc804\uccb4 \uc2dc\uc7a5\uc758 \uc57d 48%\uc5d0\uc11c 58%\uc5d0 \ub2ec\ud558\ub294 \ub9e4\ucd9c \uc810\uc720\uc728\ub85c \uac00\uc7a5 \ud070 \ube44\uc911\uc744 \ucc28\uc9c0\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. 5N \ubd80\ubb38\uc740 \uaddc\ubaa8\ub294 \uc791\uc9c0\ub9cc \ud504\ub9ac\ubbf8\uc5c4 \uac00\uaca9\uc744 \ud615\uc131\ud558\uace0 \uc788\uc73c\uba70, \ubc18\ub3c4\uccb4 \ubc0f \uc0ac\ud30c\uc774\uc5b4 \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \uc810\ucc28 \ub354 \ub192\uc740 \uc21c\ub3c4 \uc218\uc900\uc774 \uc694\uad6c\ub428\uc5d0 \ub530\ub77c \ube60\ub974\uac8c \uc131\uc7a5\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\uc751\uc6a9 \ubd84\uc57c<\/strong><\/td><td><strong>2025\ub144 \uc2dc\uc7a5 \uac00\uce58 (\ucd94\uc815\uce58)<\/strong><\/td><td><strong>\uc131\uc7a5 \ub3d9\ub825<\/strong><\/td><\/tr><tr><td>\ub9ac\ud2ac\uc774\uc628 \ubc30\ud130\ub9ac \ubd84\ub9ac\ub9c9<\/td><td>$88M+ (\uc54c\ub8e8\ubbf8\ub098 \uc878); \ucd1d\ub7c9\uc774 \ud6e8\uc52c \ub354 \ub9ce\uc74c<\/td><td>\uc804\uae30\ucc28 \ubcf4\uae09, \ubc30\ud130\ub9ac \uc548\uc804 \uaddc\uc815<\/td><\/tr><tr><td>LED \ubc0f \uc0ac\ud30c\uc774\uc5b4 \uae30\ud310<\/td><td>~$500M<\/td><td>LED \uc870\uba85\uc758 \uc2dc\uc7a5 \uce68\ud22c\uc728, \uc2a4\ub9c8\ud2b8\ud3f0 \ucee4\ubc84 \uae00\ub77c\uc2a4<\/td><\/tr><tr><td>\ubc18\ub3c4\uccb4\uc640 CMP<\/td><td>~$1.1B<\/td><td>\ubc18\ub3c4\uccb4 \uc81c\uc870 \uc5ed\ub7c9 \ud655\ub300, \ucca8\ub2e8 \uacf5\uc815 \ubbf8\uc138\ud654<\/td><\/tr><tr><td>\uc778\uad11\uccb4 \ubc0f \uad11\ud559 \uc7ac\ub8cc<\/td><td>~$78M<\/td><td>\ub514\uc2a4\ud50c\ub808\uc774 \uae30\uc220, \ud2b9\uc218 \uc870\uba85<\/td><\/tr><tr><td>\uc815\ubc00 \uc138\ub77c\ubbf9<\/td><td>~$19M (\uc54c\ub8e8\ubbf8\ub098 \uc878); \ub354 \uad11\ubc94\uc704\ud55c \uc138\ub77c\ubbf9 \uc2dc\uc7a5<\/td><td>\uc0b0\uc5c5\uc6a9 \uc7a5\ube44, \ud56d\uacf5\uc6b0\uc8fc<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\uad6c\ub9e4\uc790\ub294 \uc5b4\ub5a4 \ud488\uc9c8 \uc9c0\ud45c\ub97c \ud3c9\uac00\ud574\uc57c \ud560\uae4c\uc694?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc2b5\uc2dd \ud654\ud559 \uc54c\ub8e8\ubbf8\ub098\ub97c \uc870\ub2ec\ud560 \ub54c, \uad6c\ub9e4\uc790\ub294 \uba85\ubaa9\uc0c1\uc758 \uc21c\ub3c4 \ud45c\uae30\uce58\ub97c \ud6e8\uc52c \ub6f0\uc5b4\ub118\ub294 \ub2e4\ucc28\uc6d0\uc801\uc778 \ud488\uc9c8 \ub9e4\uac1c\ubcc0\uc218\ub4e4\uc744 \ud3c9\uac00\ud574\uc57c \ud569\ub2c8\ub2e4. \uac00\uc7a5 \uc911\uc694\ud55c \uc0ac\uc591\uc73c\ub85c\ub294 \uc6d0\uc18c\ubcc4 \ucd1d \ubd88\uc21c\ubb3c \ud568\ub7c9(\ud2b9\ud788 \ub098\ud2b8\ub968, \ucca0, \uaddc\uc18c, \uce7c\uc298\uc5d0 \uc911\uc810\uc744 \ub460), \uc785\uc790 \ud06c\uae30 \ubd84\ud3ec(D10, D50, D90, D100), \ube44\ud45c\uba74\uc801(BET), \uc54c\ud30c\uc0c1 \ud568\ub7c9 \ubc0f \ubd84\ub9d0 \ud615\ud0dc \ub4f1\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uac01 \ub9e4\uac1c\ubcc0\uc218\ub294 \ud6c4\uc18d \uacf5\uc815 \ucc98\ub9ac\uc131 \ubc0f \ucd5c\uc885 \uc81c\ud488\uc758 \uc131\ub2a5\uc5d0 \uc9c1\uc811\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc21c\ub3c4\ub294 \uac00\uc7a5 \ud754\ud788 \uc5b8\uae09\ub418\ub294 \uc0ac\uc591\uc774\uc9c0\ub9cc, \ub2e8\uc21c\ud788 4N\uc774\ub098 5N\uc774\ub77c\ub294 \ud3ec\uad04\uc801\uc778 \ud45c\uae30\ubcf4\ub2e4\ub294 \uac1c\ubcc4 \ubd88\uc21c\ubb3c \uc6d0\uc18c\ubcc4\ub85c \ud3c9\uac00\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \ud2b9\ud788 \ub098\ud2b8\ub968 \uc774\uc628\uc740 \uc804\uae30\ud654\ud559\uc801 \uc774\ub3d9\uc131\uc774 \uc788\uc5b4 \ubd84\ub9ac\ub9c9\uc758 \uc131\ub2a5\uacfc \uc804\ud574\uc9c8\uc758 \uc548\uc815\uc131\uc744 \uc800\ud558\uc2dc\ud0ac \uc218 \uc788\uc73c\ubbc0\ub85c, \ubc30\ud130\ub9ac \ubc0f \uc804\uc790 \uc81c\ud488 \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \ub098\ud2b8\ub968 \ud568\ub7c9\uc740 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \ubc30\ud130\ub9ac \ub4f1\uae09 HPA \uc0ac\uc591\uc740 \ub098\ud2b8\ub968 \ud568\ub7c9\uc744 200~400 ppm \ubbf8\ub9cc\uc73c\ub85c \uc81c\ud55c\ud558\ub294 \ubc18\uba74, \ud504\ub9ac\ubbf8\uc5c4 \ub4f1\uae09\uc740 100 ppm \ubbf8\ub9cc\uc744 \ubaa9\ud45c\ub85c \ud569\ub2c8\ub2e4. \ucca0, \uc2e4\ub9ac\ucf58, \uce7c\uc298\uc740 \uac01\uac01 \uace0\uc720\ud55c \uc704\ud5d8 \uc694\uc18c\ub97c \ub0b4\ud3ec\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ucca0\uc740 \ubc30\ud130\ub9ac\uc758 \ubbf8\uc138 \ub2e8\ub77d\uc744 \uc720\ubc1c\ud558\ub294 \uc790\uc131 \uc774\ubb3c\uc9c8\uc744 \uc720\uc785\uc2dc\ud0ac \uc218 \uc788\uace0, \uc2e4\ub9ac\ucf58\uc740 \uc138\ub77c\ubbf9 \uc18c\uacb0 \uacfc\uc815\uc5d0\uc11c \uc720\ub9ac\uc0c1(glassy phase)\uc744 \ud615\uc131\ud560 \uc218 \uc788\uc73c\uba70, \uce7c\uc298\uc740 \uc54c\ud30c-\uc54c\ub8e8\ubbf8\ub098\uc758 \uc785\uacc4(grain boundary)\ub97c \uc6a9\uc735\uc2dc\ucf1c \uace0\uc628 \uac15\ub3c4\ub97c \uc800\ud558\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uad6c\ub9e4\uc790\ub294 \ub2e8\uc21c\ud55c \ucd1d\ud569 \uc694\uc57d\uc774 \uc544\ub2cc, \ucd5c\uc18c 15\uac00\uc9c0 \uc6d0\uc18c \ubd88\uc21c\ubb3c\uc744 \uc815\ub7c9\ud654\ud55c GD-MS \ub610\ub294 ICP-MS \ubd84\uc11d \ubcf4\uace0\uc11c\ub97c \uc694\uccad\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc785\uc790 \ud06c\uae30 \ubd84\ud3ec(PSD) \uc5ed\uc2dc \ub9c8\ucc2c\uac00\uc9c0\ub85c \uc911\uc694\ud558\uba70, \uae30\ub2a5\uc801\uc73c\ub85c \ub3d9\ub4f1\ud55c \uc81c\ud488\uacfc \uae30\ub2a5\uc801\uc73c\ub85c \ubd80\uc801\ud569\ud55c \uc81c\ud488\uc744 \uad6c\ubd84\ud558\ub294 \ud575\uc2ec \ub9e4\uac1c\ubcc0\uc218\uc778 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. \ubc30\ud130\ub9ac \ubd84\ub9ac\ub9c9 \ucf54\ud305\uc758 \uacbd\uc6b0, D50\uc774 0.5~1.2 \ub9c8\uc774\ud06c\ub860\uc774\uace0 D100\uc774 4 \ub9c8\uc774\ud06c\ub860 \ubbf8\ub9cc\uc778 \uac83\uc774 \uc77c\ubc18\uc801\uc785\ub2c8\ub2e4. \uacfc\ub300 \uc785\uc790\uc758 \ubd80\uc7ac\ub294 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \ub450\uaed8 2\ub9c8\uc774\ud06c\ub860\uc73c\ub85c \uc124\uacc4\ub41c \ubd84\ub9ac\ub9c9 \ucf54\ud305\uc5d0 10\ub9c8\uc774\ud06c\ub860 \ud06c\uae30\uc758 \uc785\uc790 \ud558\ub098\ub9cc \ud3ec\ud568\ub418\uc5b4\ub3c4 \uc804\uccb4 \uc140\uc758 \uc131\ub2a5\uc744 \uc800\ud574\ud558\ub294 \uacb0\ud568\uc744 \uc720\ubc1c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. CMP \uc2ac\ub7ec\ub9ac\uc758 \uacbd\uc6b0, \uc785\uc790 \ud06c\uae30 \uade0\uc77c\uc131\uc740 \uc5f0\ub9c8 \uc18d\ub3c4 \uade0\uc77c\uc131\uacfc \uacb0\ud568 \ubc00\ub3c4\uc5d0 \uc9c1\uc811\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \ucca8\ub2e8 \uc138\ub77c\ubbf9\uc758 \uacbd\uc6b0, \uc785\ub3c4 \ubd84\ud3ec(PSD)\ub294 \ubbf8\uc18c\uccb4(green body)\uc758 \ucda9\uc9c4 \ubc00\ub3c4\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\uba70, \uacb0\uacfc\uc801\uc73c\ub85c \ucd5c\uc885 \uc18c\uacb0 \ubc00\ub3c4\uc640 \uae30\uacc4\uc801 \ud2b9\uc131\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ube44\ud45c\uba74\uc801(BET)\uc740 1\ucc28 \uc785\uc790 \ub610\ub294 \uacb0\uc815\ub9bd \ud06c\uae30\ub97c \uac04\uc811\uc801\uc73c\ub85c \ub098\ud0c0\ub0b4\ub294 \uc9c0\ud45c\uc774\uba70, \uc18c\uacb0 \ud65c\uc131\uc758 \uc8fc\uc694 \uc608\uce21 \uc778\uc790\uc785\ub2c8\ub2e4. BET \uac12\uc774 \ub192\uc744\uc218\ub85d(8~10 m2\/g) \ud45c\uba74 \uc5d0\ub108\uc9c0\uac00 \ub354 \ud070 \ubbf8\uc138\ud55c 1\ucc28 \uc785\uc790\ub97c \ub098\ud0c0\ub0b4\uba70, \uc774\ub294 \ub354 \ub0ae\uc740 \uc18c\uacb0 \uc628\ub3c4\uc5d0\uc11c \uce58\ubc00\ud654\ub97c \ucd09\uc9c4\ud558\ub294 \ubc18\uba74, BET \uac12\uc774 \ub0ae\uc744\uc218\ub85d(4~6 m2\/g) \uc18c\uc131 \uc2dc \uacfc\ub3c4\ud55c \uc218\ucd95\uc744 \ud53c\ud574\uc57c \ud558\ub294 \uc6a9\ub3c4\uc5d0 \uc801\ud569\ud55c \ub354 \uac70\uce5c \uacb0\uc815\ub9bd\uc5d0 \ud574\ub2f9\ud569\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 \uae30\uc220\uc801 \uc6a9\ub3c4\uc5d0\uc11c \uc77c\ubc18\uc801\uc73c\ub85c 95% \uc774\uc0c1\uc73c\ub85c \uc9c0\uc815\ub418\ub294 \uc54c\ud30c \uc0c1 \ud568\ub7c9\uc740, \uacfc\ub3c4\uae30\uc801 \uc54c\ub8e8\ubbf8\ub098 \uc0c1(\uac10\ub9c8, \ub378\ud0c0, \uc138\ud0c0)\uc774 \uc54c\ud30c \uc0c1\uc73c\ub85c \uc804\ud658\ub420 \ub54c \ubd80\ud53c \ubcc0\ud654\uac00 \ubc1c\uc0dd\ud558\uc5ec \uade0\uc5f4\uc774\ub098 \ub4a4\ud2c0\ub9bc\uc744 \uc720\ubc1c\ud560 \uc218 \uc788\uc73c\ubbc0\ub85c, \uace0\uc628 \uac00\uacf5 \uc911 \uc0c1\uc758 \uc548\uc815\uc131\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\ub9e4\uac1c\ubcc0\uc218<\/strong><\/td><td><strong>\ubc30\ud130\ub9ac \ubd84\ub9ac\ub9c9 \ub4f1\uae09<\/strong><\/td><td><strong>\uc5f0\ub9c8 \ub4f1\uae09<\/strong><\/td><td><strong>\uc138\ub77c\ubbf9 \ub4f1\uae09<\/strong><\/td><\/tr><tr><td>Al\u2082O\u2083 \uc21c\ub3c4<\/td><td>99.9%<\/td><td>99.99%<\/td><td>99.9%<\/td><\/tr><tr><td>D50 (\ub9c8\uc774\ud06c\ub860)<\/td><td>0.5-1.2<\/td><td>0.5-1.0<\/td><td>0.6-1.2<\/td><\/tr><tr><td>D100 (\ub9c8\uc774\ud06c\ub860)<\/td><td>&lt;4<\/td><td>&lt;4<\/td><td>&lt;6<\/td><\/tr><tr><td>BET (m\u00b2\/g)<\/td><td>5-8<\/td><td>4-8<\/td><td>4-10<\/td><\/tr><tr><td>\uc54c\ud30c \ub2e8\uacc4 (%)<\/td><td>95<\/td><td>95<\/td><td>95<\/td><\/tr><tr><td>Na (ppm)<\/td><td>&lt;200<\/td><td>&lt;100<\/td><td>&lt;200<\/td><\/tr><tr><td>Fe (ppm)<\/td><td>&lt;80<\/td><td>&lt;30<\/td><td>&lt;80<\/td><\/tr><tr><td>\ud615\ud0dc\ud559<\/td><td>\uac70\uc758 \uad6c\ud615<\/td><td>\uac70\uc758 \uad6c\ud615\uc774\uba70, \ub0a0\uce74\ub85c\uc6b4 \ubaa8\uc11c\ub9ac\uac00 \uc5c6\uc74c<\/td><td>\uac70\uc758 \uad6c\ud615<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\uc774 \uc5c5\uacc4\ub97c \uc8fc\ub3c4\ud560 \ubbf8\ub798 \ud2b8\ub80c\ub4dc\ub294 \ubb34\uc5c7\uc77c\uae4c\uc694?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc2b5\uc2dd \uc54c\ub8e8\ubbf8\ub098 \uc0b0\uc5c5\uc740 \uc11c\ub85c \ubc00\uc811\ud558\uac8c \uc5f0\uad00\ub41c \ub2e4\uc12f \uac00\uc9c0 \ucd94\uc138\uc5d0 \uc758\ud574 \uc7ac\ud3b8\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4: \ubcf4\ud06c\uc0ac\uc774\ud2b8\uac00 \uc544\ub2cc \uc6d0\ub8cc \ubc0f \uc7ac\ud65c\uc6a9 \uc54c\ub8e8\ubbf8\ub284 \uc6d0\ub8cc\ub85c\uc758 \uc804\ud658, 100\ub098\ub178\ubbf8\ud130 \ubbf8\ub9cc\uc758 \ucd08\ubbf8\uc138 \ub098\ub178\uc785\uc790 \ub4f1\uae09 \uac1c\ubc1c, \uace0\uc21c\ub3c4 \uc54c\ub8e8\ubbf8\ub098(HPA) \uc0dd\uc0b0\uc5c5\uccb4\uc640 \ubc30\ud130\ub9ac \uc81c\uc870\uc5c5\uccb4 \uac04\uc758 \uc218\uc9c1 \ud1b5\ud569 \uac15\ud654, \ub354 \uae68\ub057\ud55c \uc0dd\uc0b0 \uacf5\uc815\uc744 \ucd09\uc9c4\ud558\ub294 \ud658\uacbd \uaddc\uc81c \uac15\ud654, \uadf8\ub9ac\uace0 \uace0\uccb4 \ubc30\ud130\ub9ac \ubc0f \ucca8\ub2e8 \ubc18\ub3c4\uccb4 \ud328\ud0a4\uc9d5 \ubd84\uc57c\uc758 \ucc28\uc138\ub300 \uc751\uc6a9 \ubd84\uc57c \ub4f1\uc7a5 \ub4f1\uc774 \uadf8\uac83\uc785\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc6d0\ub8cc \ub2e4\uac01\ud654 \ucd94\uc138\ub294 \uacbd\uc81c\uc801 \ub3d9\uae30\uc640 \uc804\ub7b5\uc801 \ub3d9\uae30\ub97c \ubaa8\ub450 \ubc18\uc601\ud569\ub2c8\ub2e4. \uae30\uc874\uc758 \uc54c\ucf55\uc0ac\uc774\ub4dc \uac00\uc218\ubd84\ud574 \uacf5\uc815\uc740 \uace0\uc21c\ub3c4 \uc54c\ub8e8\ubbf8\ub284 \uae08\uc18d\uc5d0 \uc758\uc874\ud558\ub294\ub370, \uc774\ub294 \ub2e4\uc2dc \ubc14\uc774\uc5d8 \uacf5\uc815\uc5d0, \uad81\uadf9\uc801\uc73c\ub85c\ub294 \ubcf4\ud06c\uc0ac\uc774\ud2b8 \ucc44\uad74\uc5d0 \ub2ec\ub824 \uc788\uc2b5\ub2c8\ub2e4. \ud604\uc7ac \uce74\uc62c\ub9b0 \uc810\ud1a0, \uc11d\ud0c4 \ube44\uc0b0\uc7ac, \uc2ec\uc9c0\uc5b4 \uc7ac\ud65c\uc6a9\ub41c \uc54c\ub8e8\ubbf8\ub284-\uacf5\uae30 \uc804\uc9c0 \uc804\ud574\uc9c8\uae4c\uc9c0 \ud3ec\ud568\ud55c \ub300\uccb4 \uc6d0\ub8cc\ub97c \uc0c1\uc6a9\ud654\ud558\ub294 \uc5ec\ub7ec \ud504\ub85c\uc81d\ud2b8\uac00 \uc9c4\ud589 \uc911\uc785\ub2c8\ub2e4. 2020\ub144\uc5d0 \ubc1c\ud45c\ub41c \ud55c \uc5f0\uad6c\uc5d0\uc11c\ub294 \ubd88\uc21c\ubb3c \uc81c\uac70, \uc2dc\ub4dc \uce68\uc804, \uc0b0 \uc6a9\ud574, \uc18c\uc131 \ub4f1\uc758 \ub2e4\ub2e8\uacc4 \uc815\uc81c \uacf5\uc815\uc744 \ud1b5\ud574 \uc54c\ub8e8\ubbf8\ub284-\uacf5\uae30 \ubc30\ud130\ub9ac \ud3d0\uc804\ud574\uc561\uc73c\ub85c\ubd80\ud130 4N \uc774\uc0c1\uc758 \uc54c\ub8e8\ubbf8\ub098\ub97c \uc0dd\uc0b0\ud558\ub294 \uac83\uc774 \uac00\ub2a5\ud568\uc744 \uc785\uc99d\ud588\ub2e4. \uc774\ub7ec\ud55c \ub300\uccb4 \uc0dd\uc0b0 \ubc29\uc2dd\ub4e4\uc740 \uac01\uae30 \uace0\uc720\ud55c \uae30\uc220\uc801 \uacfc\uc81c\uc5d0 \uc9c1\uba74\ud574 \uc788\uc9c0\ub9cc, \uace0\ud488\uc9c8 \ubcf4\ud06c\uc0ac\uc774\ud2b8\ub97c \ud655\ubcf4\ud558\uae30 \uc5b4\ub824\uc6b4 \uc9c0\uc5ed\uc774\ub098 \uc218\uc785 \uc54c\ub8e8\ubbf8\ub284 \uae08\uc18d\uc5d0 \ub300\ud55c \uc758\uc874\ub3c4\ub97c \ub0ae\ucd94\uace0\uc790 \ud558\ub294 \uc9c0\uc5ed\uc5d0\uc11c\ub294 \uadf8 \uac1c\ubc1c\uc774 \uc804\ub7b5\uc801\uc73c\ub85c \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\ucc28 \uc785\uc790 \ud06c\uae30\uac00 100\ub098\ub178\ubbf8\ud130 \ubbf8\ub9cc\uc778 \ub098\ub178\uc785\uc790 \ub4f1\uae09 HPA\ub294 \uc81c\ud488 \uac1c\ubc1c\uc758 \ucd5c\ucca8\ub2e8\uc744 \ub300\ud45c\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ucd08\ubbf8\uc138 \ubd84\ub9d0\uc740 \ud604\uc800\ud788 \ub2e4\ub978 \uc18c\uacb0 \uac70\ub3d9\uc744 \ubcf4\uc774\uba70, \uae30\uc874 \uc11c\ube0c\ubbf8\ud06c\ub860 \ubd84\ub9d0\ubcf4\ub2e4 200~300\ub3c4 \ub0ae\uc740 \uc628\ub3c4\uc5d0\uc11c\ub3c4 \uc138\ub77c\ubbf9\uc758 \uce58\ubc00\ud654\ub97c \uac00\ub2a5\ud558\uac8c \ud558\uc5ec \uc774\uc5d0 \uc0c1\uc751\ud558\ub294 \uc5d0\ub108\uc9c0 \uc808\uac10 \ud6a8\uacfc\ub97c \uac00\uc838\uc635\ub2c8\ub2e4. \ub610\ud55c, \uacb0\ud568 \ud5c8\uc6a9 \uc624\ucc28\uac00 \ud55c \uc790\ub9bf\uc218 \ub098\ub178\ubbf8\ud130 \ub2e8\uc704\ub85c \uce21\uc815\ub418\ub294 \ucc28\uc138\ub300 \ubc18\ub3c4\uccb4 \ub178\ub4dc\ub97c \uc704\ud55c CMP \uc2ac\ub7ec\ub9ac \uc81c\ud615 \uac1c\ubc1c\ub3c4 \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4. \uc0c1 \uc21c\ub3c4\ub97c \uc720\uc9c0\ud558\uace0 \ub2e8\ub2e8\ud55c \uc751\uc9d1\uc744 \ubc29\uc9c0\ud558\uba74\uc11c \uc774\ub7ec\ud55c \uc785\uc790 \ud06c\uae30\ub97c \ub2ec\uc131\ud558\ub294 \uac83\uc740 \uc5ec\uc804\ud788 \uc0c1\ub2f9\ud55c \uae30\uc220\uc801 \uacfc\uc81c\ub85c \ub0a8\uc544 \uc788\uc73c\uba70, \uc774\ub97c \ud574\uacb0\ud55c \uc81c\uc870\uc0ac\ub294 \uadf9\uc18c\uc218\uc5d0 \ubd88\uacfc\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubc30\ud130\ub9ac \uc81c\uc870\uc0ac\ub4e4\uc774 \uace0\ud488\uc9c8 HPA \uacf5\uae09\uc744 \ud655\ubcf4\ud558\uae30 \uc704\ud574 \ub178\ub825\ud568\uc5d0 \ub530\ub77c \uc218\uc9c1 \ud1b5\ud569\uc774 \uac00\uc18d\ud654\ub418\uace0 \uc788\ub2e4. HPA \uc0dd\uc0b0\uc5c5\uccb4\uc640 1\ucc28 \ubc30\ud130\ub9ac \uc81c\uc870\uc0ac \uac04\uc758 \uc7a5\uae30 \uacf5\uae09 \uacc4\uc57d\uc774 \uc810\uc810 \ub354 \ubcf4\ud3b8\ud654\ub418\uace0 \uc788\uc73c\uba70, \uc54c\ub8e8\ubbf8\ub098 \uc194\uacfc \ubd84\ub9d0\uc758 \uc0ac\uc591\uc740 \uae30\uc131\ud488\uc744 \uad6c\ub9e4\ud558\ub294 \ub300\uc2e0 \uacf5\ub3d9\uc73c\ub85c \uac1c\ubc1c\ub418\ub294 \ucd94\uc138\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ucd94\uc138\ub294 \ub2e8\uc21c\ud788 \uacf5\uc2dc\ub41c \uc21c\ub3c4 \uc218\uce58\ub9cc\uc73c\ub85c \uacbd\uc7c1\ud558\ub294 \uc5c5\uccb4\ub4e4\ubcf4\ub2e4\ub294 \ub9de\ucda4\ud615 \uc785\uc790 \uacf5\ud559 \uc11c\ube44\uc2a4\ub97c \uc81c\uacf5\ud558\uace0 \ub85c\ud2b8 \uac04 \uc77c\uad00\ub41c \ud488\uc9c8\uc744 \ubcf4\uc7a5\ud560 \uc218 \uc788\ub294 \uc0dd\uc0b0\uc5c5\uccb4\ub4e4\uc5d0\uac8c \uc720\ub9ac\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uace0\uccb4 \uc804\uc9c0\ub294 \ubbf8\ub798\uc5d0 \ud68d\uae30\uc801\uc778 \ubcc0\ud654\ub97c \uac00\uc838\uc62c \uc7a0\uc7ac\ub825\uc744 \uc9c0\ub2cc \uc751\uc6a9 \ubd84\uc57c\uc785\ub2c8\ub2e4. \uc54c\ub8e8\ubbf8\ub098 \ubc0f \uad00\ub828 \uc0b0\ud654\ubb3c \uc138\ub77c\ubbf9\uc744 \uae30\ubc18\uc73c\ub85c \ud55c \uace0\uccb4 \uc804\ud574\uc9c8\uc740 \uc561\uccb4 \uc804\ud574\uc9c8 \ub9ac\ud2ac \uc774\uc628 \uc804\uc9c0\uc5d0 \ube44\ud574 \ub354 \ub192\uc740 \uc5d0\ub108\uc9c0 \ubc00\ub3c4\uc640 \ub0b4\uc7ac\uc801 \uc548\uc804\uc131\uc744 \uc57d\uc18d\ud558\ub294 \ucc28\uc138\ub300 \uc804\uc9c0\uc758 \uc720\ub825\ud55c \ud6c4\ubcf4 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \ub9cc\uc57d \uace0\uccb4 \uc804\uc9c0\uac00 \uc0c1\uc6a9\ud654 \ub2e8\uacc4\uc5d0 \uc774\ub974\uac8c \ub41c\ub2e4\uba74, \uc5c4\uaca9\ud55c \uc0c1 \uc21c\ub3c4\uc640 \uc785\uc790 \ud2b9\uc131\uc744 \uac16\ucd98 \ucd08\uace0\uc21c\ub3c4 \uc54c\ub8e8\ubbf8\ub098\uc5d0 \ub300\ud55c \uc218\uc694\ub294 10\ubc30 \uac00\ub7c9 \uc99d\uac00\ud560 \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2b5\uc2dd \uc54c\ub8e8\ubbf8\ub098 \uc0b0\uc5c5\uc740 \ud604\ub300\uac00 \uc9c1\uba74\ud55c \uac00\uc7a5 \uac15\ub825\ud55c \ub450 \uac00\uc9c0 \uae30\uc220\uc801 \uba54\uac00\ud2b8\ub80c\ub4dc, \uc989 \u2018\uc804\ubb38\ud654\u2019\uc640 \u2018\ucca8\ub2e8 \uc804\uc790 \uc81c\uc870\u2019\uac00 \uad50\ucc28\ud558\ub294 \uc9c0\uc810\uc5d0 \uc704\uce58\ud574 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uc18c\uc7ac\ub294 \uc21c\ub3c4, \uc5f4\uc801 \uc548\uc815\uc131, \uc804\uae30 \uc808\uc5f0\uc131, \uadf8\ub9ac\uace0 \uc870\uc808 \uac00\ub2a5\ud55c \uc785\uc790 \ud2b9\uc131\uc744 \ub3c5\ubcf4\uc801\uc73c\ub85c \uacb0\ud569\ud558\uace0 \uc788\uc5b4, \uc5f0\uac04 \ub450 \uc790\ub9bf\uc218 \uc131\uc7a5\ub960\uc744 \uae30\ub85d\ud558\uace0 \uc788\ub294 \ub2e4\uc591\ud55c \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \ub300\uccb4 \ubd88\uac00\ub2a5\ud55c \uc6d0\ub8cc\ub85c \uc790\ub9ac\ub9e4\uae40\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc5c5\uacc4 \uad00\uacc4\uc790\ub4e4\uc5d0\uac8c \uc788\uc5b4 \uacbd\uc7c1 \uc6b0\uc704\ub97c \ud655\ubcf4\ud558\ub294 \uc5f4\uc1e0\ub294 \ub2e8\uc21c\ud788 \uba85\ubaa9\uc0c1\uc758 \uc21c\ub3c4 \uc0ac\uc591\uc744 \ucda9\uc871\ud558\ub294 \ub370 \uadf8\uce58\uc9c0 \uc54a\uace0, \uc77c\ubc18 \ud654\ud559 \ubb3c\uc9c8\uc744 \uc815\ubc00 \uae30\ub2a5\uc131 \uc18c\uc7ac\ub85c \ud0c8\ubc14\uafc8\uc2dc\ud0a4\ub294 \uacf5\uc815 \uc81c\uc5b4, \uc785\uc790 \uacf5\ud559, \uadf8\ub9ac\uace0 \uc751\uc6a9 \ubd84\uc57c\ubcc4 \ub9de\ucda4\ud654 \uc5ed\ub7c9\uc744 \uac1c\ubc1c\ud558\ub294 \ub370 \uc788\uc2b5\ub2c8\ub2e4. HPA \ud488\uc9c8\uc758 \ub2e4\ucc28\uc6d0\uc801 \uce21\uba74\uc744 \uc774\ud574\ud558\uace0, 4N\uc774\ub098 5N\uc774\ub77c\ub294 \ud45c\uae30 \ub108\uba38\ub97c \ub0b4\ub2e4\ubcf4\uba70 \uac1c\ubcc4 \ubd88\uc21c\ubb3c \ud504\ub85c\ud30c\uc77c\uacfc \uc785\uc790 \ud2b9\uc131\uc744 \ud3c9\uac00\ud558\ub294 \uc870\ub2ec \uc804\ubb38\uac00\uc640 \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc740, \ud5a5\ud6c4 10\ub144 \ub3d9\uc548\uc758 \ucca8\ub2e8 \uc81c\uc870 \uacbd\uc81c\ub97c \uc704\ud55c \ud0c4\ub825\uc801\uc778 \uacf5\uae09\ub9dd\uc744 \uad6c\ucd95\ud558\ub294 \ub370 \uac00\uc7a5 \uc720\ub9ac\ud55c \uc785\uc9c0\ub97c \ucc28\uc9c0\ud558\uac8c \ub420 \uac83\uc785\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"<p>Alumina, or aluminum oxide (Al2O3), is one of the most widely used industrial materials, valued for its exceptional hardness, thermal stability, electrical insulation, and corrosion resistance. While the vast majority of global alumina production relies on the Bayer process, yielding a product with 99.6% to 99.9% purity suitable for smelting and refractories, a specialized class [&hellip;]<\/p>\n","protected":false},"author":16,"featured_media":8038,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[217,218,231],"class_list":["post-8035","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-alumina","tag-types-of-alumina","tag-wet-chemical-alumina"],"_links":{"self":[{"href":"https:\/\/junglenical.com\/ko\/wp-json\/wp\/v2\/posts\/8035","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/junglenical.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/junglenical.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/junglenical.com\/ko\/wp-json\/wp\/v2\/users\/16"}],"replies":[{"embeddable":true,"href":"https:\/\/junglenical.com\/ko\/wp-json\/wp\/v2\/comments?post=8035"}],"version-history":[{"count":1,"href":"https:\/\/junglenical.com\/ko\/wp-json\/wp\/v2\/posts\/8035\/revisions"}],"predecessor-version":[{"id":8039,"href":"https:\/\/junglenical.com\/ko\/wp-json\/wp\/v2\/posts\/8035\/revisions\/8039"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/junglenical.com\/ko\/wp-json\/wp\/v2\/media\/8038"}],"wp:attachment":[{"href":"https:\/\/junglenical.com\/ko\/wp-json\/wp\/v2\/media?parent=8035"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/junglenical.com\/ko\/wp-json\/wp\/v2\/categories?post=8035"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/junglenical.com\/ko\/wp-json\/wp\/v2\/tags?post=8035"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}