{"id":2103,"date":"2024-07-15T16:06:08","date_gmt":"2024-07-15T08:06:08","guid":{"rendered":"https:\/\/www.yearnintl.com\/?p=2103"},"modified":"2024-07-15T16:06:08","modified_gmt":"2024-07-15T08:06:08","slug":"the-removal-of-cu-from-wine-by-copolymer-pvi-pvp","status":"publish","type":"post","link":"https:\/\/www.yearnintl.com\/ko\/problems\/the-removal-of-cu-from-wine-by-copolymer-pvi-pvp\/","title":{"rendered":"\uacf5\uc911\ud569\uccb4 PVI\/PVP\ub97c \ud1b5\ud55c \uc640\uc778\uc5d0\uc11c Cu \uc81c\uac70"},"content":{"rendered":"<p>\uacf5\uc911\ud569\uccb4 PVI\/PVP\ub97c \uc0ac\uc6a9\ud55c \uc640\uc778\uc5d0\uc11c Cu \uc81c\uac70: Cu \ubd84\ud68d \ubc0f \uacb0\ud569\uc81c\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5<br \/>pH\uac00 \ub0ae\uc740 \uc640\uc778\uc740 PVI\/PVP \ucc98\ub9ac\uc5d0 \uc758\ud55c \ucd1d \uad6c\ub9ac \uc81c\uac70\uc728\uc744 \ud5a5\uc0c1\uc2dc\ucf30\uc2b5\ub2c8\ub2e4.<br \/>\ucd94\uc0c1\uc801\uc778<br \/>\u2022 PVI\/PVP \ucc98\ub9ac\ub294 \ud654\uc774\ud2b8 \uc640\uc778\uc5d0 \uc788\ub294 \ubaa8\ub4e0 \ud615\ud0dc\uc758 Cu\ub97c \ud6a8\uacfc\uc801\uc73c\ub85c \uc81c\uac70\ud569\ub2c8\ub2e4.<br \/>\u2022 H2 \uacb0\ud569 Cu\ub294 \uc720\uae30\uc0b0 \uacb0\ud569 \uad6c\ub9ac\ubcf4\ub2e4 \ub808\ub4dc \uc640\uc778\uc5d0\uc11c \ub354 \uc27d\uac8c \uc81c\uac70\ub429\ub2c8\ub2e4.<br \/>\u2022 H2\ub294 \ub2e4\ub978 \uc57d\ud55c Cu \uacb0\ud569\uc81c\ub97c \uc81c\uac70\ud558\uc9c0 \uc54a\uace0 Cu\uc640 \ud568\uaed8 S\ub97c \uc81c\uac70\ud569\ub2c8\ub2e4.<br \/>\uc640\uc778\uc5d0 \ub4e4\uc5b4 \uc788\ub294 \ud2b9\uc815 \ud615\ud0dc\uc758 \uad6c\ub9ac\ub294 \uc640\uc778\uc758 \ub9db\uacfc \ubc1c\ub2ec\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud3f4\ub9ac\uc5d0\ud2f8\uc774\ubbf8\ub2e4\uc878\/\ud3f4\ub9ac\uc5d0\ud2f8\ud53c\ub864\ub9ac\ub3c8(PVI\/PVP) \uacf5\uc911\ud569\uccb4\ub294 \uc640\uc778\uc5d0\uc11c \uad6c\ub9ac\ub97c \uc81c\uac70\ud558\ub294 \uac83\uc73c\ub85c \uc54c\ub824\uc838 \uc788\uc9c0\ub9cc \ub2e4\uc591\ud55c \ud615\ud0dc\uc758 \uad6c\ub9ac\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc740 \ud655\uc2e4\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ubcf8 \uc5f0\uad6c\uc5d0\uc11c\ub294 \ud654\uc774\ud2b8 \uc640\uc778\uc758 3\uac1c Cu \ud568\ub7c9\uc744 \ube44\uc0c9\ubc95\uc73c\ub85c \uce21\uc815\ud558\uace0, \ub808\ub4dc \uc640\uc778\uc758 2\uac1c Cu \ud568\ub7c9\uc744 \uaddc\uc870\ud1a0 \uc2ec\uce35 \uc5ec\uacfc \ubc0f \uc6d0\uc790 \ubd84\uad11\ubc95\uc73c\ub85c \uce21\uc815\ud588\uc2b5\ub2c8\ub2e4. PVI\/PVP\ub294 \uc2e4\ub9ac\uce74 \ub610\ub294 \ud0a4\ud1a0\uc0b0\uc73c\ub85c \uc81c\uc870\ub418\uba70 \ud654\uc774\ud2b8 \uc640\uc778\uc5d0\uc11c \uce21\uc815\ub41c Cu\uc758 \uc138 \uac00\uc9c0 \ubd84\uc728\uacfc \ub808\ub4dc \uc640\uc778\uc5d0\uc11c \ud669\ud654\ubb3c \uacb0\ud569\ub41c Cu\ub97c \ubaa8\ub450 \uac10\uc18c\uc2dc\ud0b5\ub2c8\ub2e4. \ub808\ub4dc \uc640\uc778\uc5d0\uc11c \uc720\uae30\uc0b0\uc5d0 \uacb0\ud569\ub41c Cu\uc758 \ub0ae\uc740 \uc81c\uac70 \ud6a8\uc728\uc740 \ub808\ub4dc \uc640\uc778\uc758 \ub354 \ub192\uc740 pH \uac12\uacfc \uad00\ub828\uc774 \uc788\uc2b5\ub2c8\ub2e4. PVI\/PVP \ucc98\ub9ac \ud6c4 \uc640\uc778\uc758 \ud669\ud654\uc218\uc18c \ub18d\ub3c4\ub294 \ub0ae\uc544\uc84c\uc9c0\ub9cc Cu \uacb0\ud569\uc774 \uc57d\ud560\uc218\ub85d \uac70\uc758 \ubcc0\ud558\uc9c0 \uc54a\uc558\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uacb0\uacfc\ub294 PVI\/PVP\uac00 \uc640\uc778\uc5d0 \uc874\uc7ac\ud558\ub294 \uac00\uc7a5 \ubc14\ub78c\uc9c1\ud558\uc9c0 \uc54a\uc740 \ud615\ud0dc\uc758 Cu\ubfd0\ub9cc \uc544\ub2c8\ub77c \uc720\ud574\ud55c \uacb0\ud569\uc81c(\uc989, \ud669\ud654\uc218\uc18c)\ub3c4 \ud6a8\uacfc\uc801\uc73c\ub85c \uc81c\uac70\ud55c\ub2e4\ub294 \uac83\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<br \/><img decoding=\"async\" class=\"alignnone size-full wp-image-2104\" src=\"https:\/\/www.yearnintl.com\/wp-content\/uploads\/2024\/07\/pvi-pvp.jpg\" alt=\"pvi\/pvp\" width=\"2195\" height=\"886\" \/><br \/>\uc18c\uac1c\ud558\ub2e4<br \/>\uad6c\ub9ac(Cu)\ub294 \ubaa8\ub4e0 \uc640\uc778\uc5d0 \uacf5\ud1b5\uc801\uc73c\ub85c \ud3ec\ud568\ub418\ub294 \uae08\uc18d \uc774\uc628\uc73c\ub85c, \uc77c\ubc18\uc801\uc778 \ub18d\ub3c4\ub294 0.5mg\/l \ubbf8\ub9cc\uc785\ub2c8\ub2e4(Garcia-Esparza et al., 2006, Hirlam et al., 2019). \uc640\uc778\uc5d0 \ud568\uc720\ub41c \uad6c\ub9ac\ub294 \uc0b4\uc0dd\ubb3c\uc81c \uc801\uc6a9(Garcia-Esparza et al., 2006), \ud1a0\uc591 \ud761\uc218(Singh, 2006) \ub610\ub294 \uc640\uc778 \uc0dd\uc0b0 \uc911 \uc624\uc5fc(Clark, Wilkes, and Scollary, 2006)\uc744 \ube44\ub86f\ud55c \ud3ec\ub3c4 \uc7ac\ubc30 \uc18c\uc2a4\uc5d0\uc11c \ub098\uc62c \uc218 \uc788\uc2b5\ub2c8\ub2e4. 2015) \ubc0f Winemakers \ucd94\uac00(Pyrzynska, 2007). \uc2e4\uc81c\ub85c, \uad6c\ub9ac\ub294 \uc774\ub7ec\ud55c \uc720\ud574\ud55c \ud5a5 \ud654\ud569\ubb3c\uacfc \ube44\ud718\ubc1c\uc131 \ubcf5\ud569\uccb4\ub97c \ud615\uc131\ud568\uc73c\ub85c\uc368 \ud669\ud654\uc218\uc18c \uc720\ubc1c \uc545\ucde8(H2S)\uc640 \uac19\uc740 \uc545\ucde8 \uac10\uc18c\ub97c \uc5b5\uc81c\ud558\uae30 \uc704\ud574 \uc758\ub3c4\uc801\uc73c\ub85c \uc640\uc778\uc5d0 \ucca8\uac00\ub418\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. \uc640\uc778\uc5d0 \uacfc\ub3c4\ud55c \ud669\ud654\uc218\uc18c\uac00 \ud568\uc720\ub41c \uad6c\ub9ac\ub294 \uad6c\ub9ac \uc720\uae30\uc0b0 \ubcf5\ud569\uccb4\ub97c \ud615\uc131\ud560 \uc218 \uc788\uc73c\uba70, \uc774\ub7ec\ud55c \ud615\ud0dc\uc758 \uad6c\ub9ac\ub294 \ub2e8\uae30\uac04\uc5d0 \uc640\uc778\uc774 \ud669\ud654\uc218\uc18c \ucd95\uc801\uc73c\ub85c\ubd80\ud130 \ubcf4\ud638\ub418\ub3c4\ub85d \ubcf4\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4(Clark, Zhang \ubc0f Kontoudakis, 2020). \uc640\uc778 \uc0dd\uc0b0 \uc911 \uc640\uc778\uc5d0 \ud615\uc131\ub41c \uc794\ub958 \ud669\ud654\ub3d9 \ubcf5\ud569\uccb4\uc758 \uacbd\uc6b0 \ud6c4\uc18d \ubcf4\ud638 \ub610\ub294 \uc5ec\uacfc(0.45 \ub610\ub294 0.20\u03bcm)\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc774\ub97c \uc81c\uac70\ud558\ub294 \ub370 \uc131\uacf5\ud558\uc9c0 \ubabb\ud569\ub2c8\ub2e4(Clark, Grant-Preece, Cleghorn \ubc0f Scollary, 2015). Kreitmanet al. (2016)\uc740 \ubaa8\ub378 \uc640\uc778\uc5d0\uc11c Cu(II)\uc640 H\uc758 \ubc18\uc751 2S\ub97c \uc5f0\uad6c\ud558\uace0 \uc8fc\uc694 \uc0dd\uc131\ubb3c\uc774 \ud669\ud654\uad6c\ub9ac(I)\uc784\uc744 \ud655\uc778\ud588\uc2b5\ub2c8\ub2e4. \ub300\uc548\uc801\uc73c\ub85c, \uc774 \ubc18\uc751\uc774 \ud2f0\uc62c \ud654\ud569\ubb3c\uc758 \uc874\uc7ac \ud558\uc5d0 \ubc1c\uc0dd\ud558\uba74 \ub2e4\uc591\ud55c \uc774\ud669\ud654\ubb3c\uacfc \ub2e4\ud669\ud654\ubb3c\uc774 \uc0dd\uc131\ub420 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4(Kreitman, Danilewicz, Jeffery, and Elias, 2017). \uad6c\ub9ac\uc640 \ud3f4\ub9ac\ud2f0\uc624\ub09c\uc758 \ud669\ud654\ubb3c \uacb0\ud569\uc740 \uc800\uc0b0\uc18c \uc870\uac74\uc5d0\uc11c \ubaa8\ub378 \uc640\uc778 \uc219\uc131 \uacf5\uc815 S\uc5d0\uc11c H 2 \uc758 \uc7a0\uc7ac\uc801 \uacf5\uae09\uc6d0\uc73c\ub85c \ud655\uc778\ub418\uc5c8\uc2b5\ub2c8\ub2e4(Bekker et al., 2018, Ferreira et al., 2018, Kreitman et al., 2019). \ub610\ud55c, \uad6c\ub9ac\ub294 \uc640\uc778\uc758 \uc0b0\ud654\ub97c \uc704\ud55c \ub9e4\uac1c\uccb4\ub85c \uc0ac\uc6a9\ub420 \uc218 \uc788\uc73c\uba70(Danilewicz, 2016), \uc774 \uc5ed\ud560\uc5d0 \ub300\ud55c \uae30\uacc4\uc801\uc778 \uc124\uba85\uc774 \uc81c\uc548\ub418\uc5c8\uc2b5\ub2c8\ub2e4(Danilewicz, 2016, Rousseva et al., 2016). \ub9c8\uc9c0\ub9c9\uc73c\ub85c, \uc640\uc778\uc5d0 \uad6c\ub9ac\uac00 \uacfc\ub3c4\ud558\uac8c \ud568\uc720\ub418\uc5b4 \uc788\uc73c\uba74 \uad6c\ub9ac \uc548\uac1c\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc9c0\ub9cc(Ribereau-Gayon, Glories, Maujean \ubc0f Dubourdieu, 2006), \uc774\ub97c \uc704\ud574\uc11c\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \ud604\ub300 \uc640\uc778 \uc81c\uc870\uc5d0\uc11c \uc77c\ubc18\uc801\uc73c\ub85c \ubc1c\uc0dd\ud558\ub294 \uac83\ubcf4\ub2e4 \ud6e8\uc52c \ub192\uc740 \uad6c\ub9ac \ub18d\ub3c4\uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<br \/>\uad6c\ub9ac\uac00 \uc640\uc778 \uac1c\ubc1c\uc5d0 \ubbf8\uce58\ub294 \uc7a0\uc7ac\uc801\uc778 \uc601\ud5a5\uc744 \uc81c\ud55c\ud558\uae30 \uc704\ud574 \uc640\uc778 \uc0dd\uc0b0 \uc911 \uad6c\ub9ac \ub18d\ub3c4\ub97c \uc904\uc774\uae30 \uc704\ud55c \ub2e4\uc591\ud55c \uc804\ub7b5\uc774 \ucc44\ud0dd\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc640\uc778\uc5d0 \ud2b9\ud788 \ub192\uc740 \uad6c\ub9ac \ub18d\ub3c4\uac00 \ub354 \ub110\ub9ac \ud37c\uc84c\uc744 \ub54c, \ubcf4\ub2e4 \uce68\uc2b5\uc801\uc778 \uad6c\ub9ac \uc81c\uac70 \ud504\ub85c\ud1a0\ucf5c\uc774 \uac1c\ubc1c\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc5ec\uae30\uc5d0\ub294 \ub2e8\ubc31\uc9c8(\uc608: isinglass \ub610\ub294 Bull's blood)\uacfc \ud568\uaed8 \ud669\ud654\ub098\ud2b8\ub968(Ribereau-Gayon, 1935)\uc744 \uc0ac\uc6a9\ud558\uac70\ub098(Ribereau-Gayon, 1977) \uc2dc\uc548\ud654\uce7c\ub968(\uc989, \uccad\uc0c9 \uc815\ud654)\uc744 \uc0ac\uc6a9\ud558\ub294 \uac83\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4(Ribereau-Gayon, 1935). \ub610 \ub2e4\ub978 \uc804\ub7b5\uc740 \ud654\uc774\ud2b8 \uc640\uc778 \uc0dd\uc0b0\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uae30\uc874 \ucca8\uac00\uc81c\uc778 \ubca4\ud1a0\ub098\uc774\ud2b8\ub97c \ud65c\uc6a9\ud558\ub294 \uac83\uc774\uc9c0\ub9cc \uccad\uc0c9 \uccad\uc9d5\ubcf4\ub2e4 \uad6c\ub9ac \uc81c\uac70 \ud6a8\uc728\uc774 \ub0ae\uc2b5\ub2c8\ub2e4(Catarino, Madeira, Monteiro, Rocha, Curvelo-Garcia, deSousa, 2008). \ud45c\uc801\ud654\ub41c \uc791\uc6a9\uae30\ub97c \uac16\ub294 \uace0\ubd84\uc790 \uc7ac\ub8cc\uc758 \uc0ac\uc6a9\uc774 \ud3c9\uac00\ub418\uc5c8\uc2b5\ub2c8\ub2e4(Ben \u00e9tez et al., 2002, Loubser and Sanderson, 1986, Vibhakar et al., 1966). \uc5ec\uae30\uc11c \uc218\uc9c0 \uacf5\uc911\ud569\uccb4 \ud3f4\ub9ac\uc5d0\ud2f8\uc774\ubbf8\ub2e4\uc878\/\ud3f4\ub9ac\uc5d0\ud2f8\ud53c\ub864\ub9ac\ub3c8(PVI\/PVP)\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. \ud2b9\ud788 \ud6a8\uacfc\uc801\uc778 \uac83\uc73c\ub85c \ub098\ud0c0\ub0ac\uc2b5\ub2c8\ub2e4.<br \/>PVI\/PVP\ub294 9:1\uc758 \ubab0\ube44\ub97c \uac16\ub294 \uc911\ud569\ub41c N-\ube44\ub2d0\uc774\ubbf8\ub2e4\uc878 \ubc0f n-\ube44\ub2d0-2-\ud53c\ub864\ub9ac\ub3c8 \ub2e8\ub7c9\uccb4\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4(\ubcf4\uc870 \uadf8\ub9bc 1)(Mira, Leite, Catarino, Ricardo da-Silva \ubc0f Curvelo-Garcia, 2007). \uc0c1\uc5c5\uc6a9 \uc81c\ud488\uc5d0\ub294 \uc2e4\ub9ac\uce74\ub098 \ud0a4\ud1a0\uc0b0\uacfc \uac19\uc740 \ub2e4\ub978 \uc131\ubd84\uc774 \ud3ec\ud568\ub420 \uc218 \uc788\uc73c\uba70, \ud0a4\ud1a0\uc0b0\uc740 \uae08\uc18d \uc774\uc628\uc744 \uc81c\uac70\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub420 \ubfd0\ub9cc \uc544\ub2c8\ub77c \uc815\ud654\uc81c \uc5ed\ud560\uc744 \ud558\ub294 \uac83\uc73c\ub85c \uc81c\uc548\ub429\ub2c8\ub2e4. PVI\/PVP\ub294 \uc640\uc778\uc5d0\uc11c \ud398\ub180 \ud654\ud569\ubb3c\uc744 \uc81c\uac70\ud558\ub294 \ub370 \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \ud3f4\ub9ac\uc5d0\ud2f8\ub80c \ud3f4\ub9ac\ud53c\ub864\ub9ac\ub3c8(PVPP)\uacfc \uc720\uc0ac\ud55c \ud2b9\uc131\uc744 \uac00\uc9c0\uace0 \uc788\uc9c0\ub9cc, PVI\/PVP\ub294 \uad6c\ub9ac, \ucca0(Fe), \ub0a9(Pb), \uce74\ub4dc\ubbb4\uc744 \ud3ec\ud568\ud55c \uae08\uc18d\uc744 \uc81c\uac70\ud558\ub294 \ub370 \ub354 \ud6a8\uc728\uc801\uc785\ub2c8\ub2e4. (Cd) \ubc0f \uc54c\ub8e8\ubbf8\ub284(Al)(Hirlam et al., 2019, Mira et al., 2007, Schubert and Glomb, 2010). \uc5f0\uad6c\uc5d0 \ub530\ub974\uba74 \uae08\uc18d \uc81c\uac70 \ud6a8\uc728\uc740 \uc0ac\uc6a9\ub41c PVI\/PVP \uc720\ud615(\uc608: \ub2e4\ub978 \ucca8\uac00\uc81c \uc720\ubb34)\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \ud654\uc774\ud2b8 \uc640\uc778\uc5d0\uc11c \uad6c\ub9ac\ub97c \uc81c\uac70\ud558\ub294 \uac83\uc774 \ub808\ub4dc \uc640\uc778\uc5d0\uc11c \uc81c\uac70\ud558\ub294 \uac83\ubcf4\ub2e4 \ub354 \ud6a8\uacfc\uc801\uc778 \uac83\uc73c\ub85c \ubcf4\uace0\ub418\uc5c8\uc9c0\ub9cc(Hirlam et al., 2019), \uc774\ub7ec\ud55c \ucc28\uc774\uac00 \ubc1c\uc0dd\ud558\ub294 \uc774\uc720\ub294 \ubd88\ud655\uc2e4\ud569\ub2c8\ub2e4. \uc794\ub958 \ud53c\ub864\ub9ac\ub3c8\uc740 PVI\/PVP \ubc0f PVPP \ucc98\ub9ac \uc640\uc778\uc5d0\uc11c \uac80\ucd9c\ub418\uc5c8\uc9c0\ub9cc, \uacf5\uc911\ud569 \ucc98\ub9ac\uc640 \uad00\uacc4\uc5c6\uc774 \ud6a8\ubaa8 \ub300\uc0ac\uc0b0\ubb3c \uc640\uc778\uc5d0\uc11c \ud53c\ub864\ub9ac\ub3c8\uc774 \ud615\uc131\ub420 \uc218 \uc788\ub294 \uac83\uc73c\ub85c \ubc1d\ud600\uc84c\uc2b5\ub2c8\ub2e4(Schubert et al., 2010).<br \/>PVI\/PVP\ub97c \ud1b5\ud574 \uc640\uc778\uc5d0\uc11c Cu\ub97c \uc81c\uac70\ud558\ub294 \ud6a8\uc728\uc131\uc744 \uacb0\uc815\ud560 \ub54c, \uc640\uc778 \ub0b4 \ub2e4\uc591\ud55c \u200b\u200b\ud615\ud0dc\uc758 Cu\uc5d0 \ub300\ud55c PVI\/PVP\uc758 \ud6a8\uacfc\uc5d0 \ub300\ud55c \ud1b5\ucc30\ub825\uc740 \uc81c\uacf5\ub418\uc9c0 \uc54a\uc558\uc2b5\ub2c8\ub2e4. \uc989, \uc7a0\uc7ac\uc801\uc73c\ub85c \uc720\ud574\ud55c \ud669\ud654\ubb3c \uacb0\ud569 \ud615\ud0dc\uc758 Cu \ub610\ub294 \uc7a0\uc7ac\uc801\uc73c\ub85c \uc720\uc775\ud55c Cu-\uc720\uae30\uc0b0 \ud615\ud0dc\uc5d0 \ub300\ud55c \uc601\ud5a5\uc740 \uc54c\ub824\uc838 \uc788\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc2e4\uc81c\ub85c \ub9ce\uc740 \uc5f0\uad6c\uc5d0\uc11c \uc640\uc778\uc5d0 0.5-6 mg\/l Cu(II)\ub97c \ucca8\uac00\ud55c \uc9c1\ud6c4\uc5d0 PVI\/PVP\ub97c \ucd94\uac00\ud588\uc2b5\ub2c8\ub2e4(Friedenberg et al., 2018, Mira et al., 2007). \uc774\ub7ec\ud55c \ub2e4\ub7c9\uc758 \uad6c\ub9ac \ucca8\uac00\ub294 \ub2e4\ub978 \ud615\ud0dc\ubcf4\ub2e4\ub294 \ud55c \ud615\ud0dc\uc758 \uad6c\ub9ac(\uc989, \uad6c\ub9ac-\ud669\ud654\ubb3c \ucc29\ubb3c\uc744 \uac16\ub294 \uad6c\ub9ac-\uc720\uae30\uc0b0)\uc758 \uc81c\uac70\ub97c \ucd09\uc9c4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c PVI\/PVP\uac00 Cu\ub97c \ub2e8\ub3c5\uc73c\ub85c \uc81c\uac70\ud558\ub294\uc9c0 \uc544\ub2c8\uba74 \ucc29\ud654\uc81c\uc640 \ud568\uaed8 \uc81c\uac70\ud558\ub294\uc9c0 \ud655\uc2e4\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, PVI\/PVP \ucc98\ub9ac \uc911\uc5d0 Cu\uc5d0\uc11c \ud669\ud654\ubb3c\uc774 \ubc29\ucd9c\ub418\uba74 \ucc29\ud654\ub418\uc9c0 \uc54a\uc740 H\uc758 2S \ucd95\uc801\uc774 \uc640\uc778 \ud488\uc9c8\uc5d0 \ud574\ub97c \ub07c\uce60 \uac83\uc785\ub2c8\ub2e4. \uc804\uae30\ud654\ud559(Clark, Kontoudakis, Barril, Schmidtke \ubc0f Scollary, 2016), \uace0\uccb4\uc0c1 \ucd94\ucd9c \ubd84\ub958(Pohl&amp;Sergiel, 2009), \ube44\uc0c9\ubc95 \ubc0f \uaddc\uc870\ud1a0 \uc2ec\uce35 \ubd84\uc11d\uc744 \ud3ec\ud568\ud558\uc5ec \uc640\uc778\uc5d0 \ud3ec\ud568\ub41c \ub2e4\uc591\ud55c \ud615\ud0dc\uc758 \uad6c\ub9ac\ub97c \uce21\uc815\ud558\uae30 \uc704\ud574 \ub2e4\uc591\ud55c \ubd84\uc11d \uae30\uc220\uacfc \ubc29\ubc95\uc774 \uac80\uc99d\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc5ec\uacfc(Clark et al., 2020). \uc774\ub7ec\ud55c \ub2e4\uc591\ud55c \ubc29\ubc95\uc744 \uc0ac\uc6a9\ud558\uc5ec H2S\uc640 \uba54\ub974\uce85\ud0c4 \ud654\ud569\ubb3c\uc740 Cu\ub97c \uc720\uae30\uc0b0 \ud615\ud0dc\uc5d0\uc11c Cu\ub85c \uc804\ud658\ud560 \uc218 \uc788\ub294 \uac00\uc7a5 \uc911\uc694\ud55c \uc640\uc778 \uc131\ubd84\uc73c\ub85c \ud655\uc778\ub418\uc5c8\uc2b5\ub2c8\ub2e4(Clark et al., 2020).<br \/>\uc774 \uc5f0\uad6c\uc758 \ubaa9\uc801\uc740 \uc640\uc778\uacfc \ubaa8\ub378 \uc640\uc778\uc5d0\uc11c \ub2e4\uc591\ud55c \ud615\ud0dc\uc758 Cu \uc81c\uac70\uc5d0 \ub300\ud55c \ub450 \uac00\uc9c0 \ub2e4\ub978 \uc720\ud615\uc758 PVI\/PVP\uc758 \ud6a8\uacfc\ub97c \ud3c9\uac00\ud558\ub294 \uac83\uc774\uc5c8\uc2b5\ub2c8\ub2e4. \ub808\ub4dc \uc640\uc778\uc5d0 \ube44\ud574 \ud654\uc774\ud2b8 \uc640\uc778\uc5d0\uc11c \uc99d\uac00\ub41c Cu \uc81c\uac70 \ud6a8\uc728\uc744 \uc124\uba85\ud558\uae30 \uc704\ud574 \uc608\ube44 \ubd84\uc11d\uc774 \uc218\ud589\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c \uc774\uc804\uc5d0 \uac80\uc99d\ub41c \uc804\uae30\ud654\ud559, \ube44\uc0c9 \ubc0f \uc2ec\uce35 \uc5ec\uacfc \uae30\uc220\uc744 \uc0ac\uc6a9\ud558\uc5ec \uad6c\ub9ac \ud615\ud0dc\ub97c \uce21\uc815\ud569\ub2c8\ub2e4. PVI\/PVP \ucc98\ub9ac \ud6c4 Cu \uacb0\ud569\uc81c\uac00 \uc640\uc778\uc5d0 \ub0a8\uc544 \uc788\ub294\uc9c0 \uc5ec\ubd80\uc5d0 \ub300\ud55c \ud1b5\ucc30\ub825\uc744 \uc5bb\uae30 \uc704\ud574 \uc794\ub958 \ud669\ud654\uc218\uc18c \ubc0f \uba54\ud2f8\uba54\ub974\uce85\ud0c4\uc758 \ub18d\ub3c4\ub97c \uce21\uc815\ud558\uace0 \ucc98\ub9ac\ub41c \uc640\uc778\uc758 Cu \uacb0\ud569 \ub2a5\ub825\uc744 \ud3c9\uac00\ud588\uc2b5\ub2c8\ub2e4. \ub9c8\uc9c0\ub9c9\uc73c\ub85c, \uad6c\ub9ac \ud76c\uc11d \ubd80\uc0b0\ubb3c(\uc608: \ud3f4\ub9ac\ud2f0\uc624\uc54c\uce78)\uc744 \uc81c\uac70\ud558\ub294 \ub370 \uc788\uc5b4 PVI\/PVP\uc758 \ud65c\uc131\uc744 \ud3c9\uac00\ud558\uae30 \uc704\ud574 \uc640\uc778 \ubaa8\ub378 \uc5f0\uad6c\uac00 \uc218\ud589\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<br \/>\ud654\ud559\ubb3c\uc9c8 \ubc0f \uc640\uc778 \uc0d8\ud50c<br \/>\uad6c\ub9ac(1000mg\/L, ICP \ub4f1\uae09), \ud669\ud654\ub098\ud2b8\ub968(99.5%), \uba54\ud2f0\uc624\ub124\uc774\ud2b8\ub098\ud2b8\ub968(90%), L-\uc2dc\uc2a4\ud14c\uc778(98%) \ubc0f L-\uae00\ub8e8\ud0c0\ud2f0\uc628 \ud658\uc6d0(98%)\uc740 Sigma-Aldrich(Castle Hill, \ud638\uc8fc \ub274\uc0ac\uc6b0\uc2a4\uc6e8\uc77c\uc988). \uc7ac\uc0dd \uc140\ub8f0\ub85c\uc624\uc2a4(RC) 0.2\u03bcm \uba64\ube0c\ub808\uc778 \uc8fc\uc0ac\uae30 \ud544\ud130(Phenex)\ub294 Phenomenex(LaneCoveWest, NSW, Australia)\uc5d0\uc11c \uc81c\uacf5\ub429\ub2c8\ub2e4. Milli-QPlus \uc815\uc218 \uc2dc\uc2a4\ud15c(MerckMillipore, Bayswater, VIC, Australia)\uc744 \ud1b5\ud574 \ucd08\uc21c\uc218(18.2M\u03a9cm)\ub97c \uc0dd\uc0b0\ud569\ub2c8\ub2e4.<br \/>12%(v\/v) \uc5d0\ud0c4\uc62c \uc6a9\uc561\uc774 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<br \/>PVI\/PVP\uc758 \ucd1d \uad6c\ub9ac \uc81c\uac70\uc728: \ud654\uc774\ud2b8 \uc640\uc778 \ub300 \ub808\ub4dc \uc640\uc778<br \/>Hirlam \ub4f1\uc774 \ubcf4\uace0\ud55c \ubc14\uc640 \uac19\uc2b5\ub2c8\ub2e4. (2019)\uc5d0\uc11c\ub294 PVI\/PVP\uc5d0 \ube44\ud574 \ud654\uc774\ud2b8 \uc640\uc778\uc758 \ucd1d \uad6c\ub9ac \uc81c\uac70 \ud6a8\uc728\uc774 \ud5a5\uc0c1\ub41c \uc774\uc720\ub97c \ud655\uc778\ud558\uae30 \uc704\ud574 \uc640\uc778 pH\uc640 \ucd1d \uad6c\ub9ac \uc81c\uac70 \uc0ac\uc774\uc758 \uad00\uacc4\ub97c \uc870\uc0ac\ud588\uc2b5\ub2c8\ub2e4. \ub808\ub4dc \uc640\uc778\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ud654\uc774\ud2b8 \uc640\uc778\ubcf4\ub2e4 pH\uac00 \ub354 \ub192\uc740 \uac83\uc73c\ub85c \uc54c\ub824\uc838 \uc788\uc73c\ubbc0\ub85c \uc640\uc778\uc758 pH\ub294 \ud2b9\ud788 \uc911\uc694\ud569\ub2c8\ub2e4. Hirlam et al. (2019)\ub294 \uc774 \ub370\uc774\ud130\uc138\ud2b8 \ubaa8\uc74c\uc778 PVI\/PVP\ub85c \ucc98\ub9ac\ub41c \uc640\uc778\uc758 pH \uac12\uc744 \uac8c\uc2dc\ud558\uc9c0 \uc54a\uc558\uc2b5\ub2c8\ub2e4(\ubcf4\ucda9 \ud45c 2).<br \/>\uacb0\ub860<br \/>PVI\/PVP\uc5d0 \uc758\ud55c \uad6c\ub9ac \uc81c\uac70\ub294 \uc640\uc778\uc758 pH\uc5d0 \u200b\u200b\uc601\ud5a5\uc744 \ubc1b\uae30 \ub54c\ubb38\uc5d0 \ub0ae\uc740 pH \uac12\uc5d0\uc11c \uc81c\uac70\uac00 \ud6e8\uc52c \ub354 \ud6a8\uacfc\uc801\uc785\ub2c8\ub2e4. PVI\/PVP \ucc98\ub9ac\ub294 \ud654\uc774\ud2b8 \uc640\uc778\uc758 \ubaa8\ub4e0 Cu \ud568\ub7c9\uc744 \uc904\uc774\ub294 \ub370 \ud6a8\uacfc\uc801\uc774\uc9c0\ub9cc \ub808\ub4dc \uc640\uc778\uc758 \uacbd\uc6b0 PVI\/PVP \ucc98\ub9ac\ub294 \uc720\uae30\uc0b0\uacfc \uad00\ub828\ub41c Cu\ubcf4\ub2e4 \ud669\ud654\ubb3c\uacfc \uad00\ub828\ub41c Cu\ub97c \uc81c\uac70\ud558\ub294 \ub370 \ub354 \ud6a8\uacfc\uc801\uc785\ub2c8\ub2e4. \ub808\ub4dc \uc640\uc778\uc758 \uc774\ub7ec\ud55c \uacb0\uacfc\ub294 \uc720\uae30\uc0b0\uc5d0 \uacb0\ud569\ub41c Cu \uc131\ubd84\uc758 \uc81c\uac70\ub97c \ubc29\ud574\ud558\ub294 \ub808\ub4dc \uc640\uc778\uc758 \ub354 \ub192\uc740 pH \uac12 \ub54c\ubb38\uc77c \uac00\ub2a5\uc131\uc774 \ub192\uc2b5\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"<p>Cu removal from wine with copolymer PVI\/PVP: Effects on Cu fractions and bindersThe lower pH wines improved the total copper removal rate by PVI\/PVP treatment.Abstract\u2022 PVI\/PVP treatment effectively removes all forms of Cu in white wine.\u2022 H2-bound Cu is more easily removed from red wine than organic acid-bound copper.\u2022 H2 removes S with Cu, without removing other weaker Cu bindersCertain forms of copper in wine can affect the flavor and development of the wine. The copolymer polyethylimidazole\/polyethylpyrrolidone (PVI\/PVP) is known to remove copper from wine, but its effects on different forms of copper are uncertain. In this study, 3 Cu fractions in white wine were determined by colorimetric method, and 2 Cu fractions in red wine were determined by diatomite deep filtration and atomic spectrometry. PVI\/PVP is formulated with silica or chitosan and reduces all three fractions of Cu measured in white wine, as well as sulfide-bound Cu in red\u2026<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"attr":[135],"class_list":["post-2103","post","type-post","status-publish","format-standard","hentry","category-problems"],"_links":{"self":[{"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/posts\/2103","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/comments?post=2103"}],"version-history":[{"count":1,"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/posts\/2103\/revisions"}],"predecessor-version":[{"id":2105,"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/posts\/2103\/revisions\/2105"}],"wp:attachment":[{"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/media?parent=2103"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/categories?post=2103"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/tags?post=2103"},{"taxonomy":"attr","embeddable":true,"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/attr?post=2103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}