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+ C6H5-C(CH3)2-OH \u2192 R-O-C(CH3)2-C6H5 + H\u2022<\/p>\n<p>\u5728\u8fd9\u4e2a\u53cd\u5e94\u4e2d\uff0c626\u5206\u5b50\u4e2d\u7684\u7f9f\u57fa\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5173\u952e\u7684\u6c22\u539f\u5b50\uff0c\u4e0e\u81ea\u7531\u57fa\u7ed3\u5408\u5f62\u6210\u7a33\u5b9a\u7684\u919a\u952e\u7ed3\u6784\uff0c\u4ece\u800c\u6709\u6548\u5730\u7ec8\u6b62\u4e86\u6c27\u5316\u94fe\u53cd\u5e94\u3002\u8fd9\u79cd\u673a\u5236\u4e0d\u4ec5\u9002\u7528\u4e8e\u5355\u4e2a\u5206\u5b50\u94fe\u7684\u4fdd\u62a4\uff0c\u8fd8\u80fd\u5728\u591a\u4e2a\u5206\u5b50\u94fe\u4e4b\u95f4\u5efa\u7acb\u5e7f\u6cdb\u7684\u9632\u62a4\u7f51\u7edc\u3002<\/p>\n<p>\u66f4\u4e3a\u5de7\u5999\u7684\u662f\uff0c626\u8fd8\u5177\u6709\u72ec\u7279\u7684\u534f\u540c\u6548\u5e94\u3002\u5f53\u5b83\u4e0e\u5176\u4ed6\u6297\u6c27\u5316\u5242\u5171\u540c\u5b58\u5728\u65f6\uff0c\u80fd\u591f\u901a\u8fc7\u5206\u5b50\u95f4\u76f8\u4e92\u4f5c\u7528\uff0c\u8fdb\u4e00\u6b65\u63d0\u9ad8\u6574\u4f53\u7684\u6297\u6c27\u5316\u6548\u80fd\u3002\u4f8b\u5982\uff0c\u4e0e\u4e9a\u78f7\u9178\u916f\u7c7b\u6297\u6c27\u5316\u5242\u914d\u5408\u4f7f\u7528\u65f6\uff0c626\u53ef\u4ee5\u4fc3\u8fdb\u8fc7\u6c27\u5316\u7269\u5206\u89e3\u4ea7\u7269\u7684\u5feb\u901f\u6e05\u9664\uff0c\u5f62\u6210\u66f4\u52a0\u5b8c\u5584\u7684\u9632\u62a4\u4f53\u7cfb\u3002\u8fd9\u79cd\u534f\u540c\u4f5c\u7528\u53ef\u4ee5\u7528\u4e0b\u8868\u6765\u6982\u62ec\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u534f\u540c\u673a\u5236<\/th>\n<th>\u4f5c\u7528\u6548\u679c<\/th>\n<th>\u6280\u672f\u53c2\u6570<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u81ea\u7531\u57fa\u6355\u83b7<\/td>\n<td>\u63d0\u9ad8\u6297\u6c27\u5316\u6548\u7387<\/td>\n<td>\u6548\u7387\u63d0\u5347\uff1a+20%<\/td>\n<\/tr>\n<tr>\n<td>\u8fc7\u6c27\u5316\u7269\u5206\u89e3<\/td>\n<td>\u52a0\u901f\u964d\u89e3\u4ea7\u7269\u6e05\u9664<\/td>\n<td>\u5206\u89e3\u901f\u7387\uff1a+30%<\/td>\n<\/tr>\n<tr>\n<td>\u5206\u5b50\u94fe\u7a33\u5b9a<\/td>\n<td>\u589e\u5f3a\u5206\u5b50\u4ea4\u8054\u5bc6\u5ea6<\/td>\n<td>\u4ea4\u8054\u5ea6\u63d0\u5347\uff1a+15%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5728\u5b9e\u9645\u52a0\u5de5\u8fc7\u7a0b\u4e2d\uff0c626\u8fd8\u80fd\u53d1\u6325\u91cd\u8981\u7684\u70ed\u7a33\u5b9a\u4f5c\u7528\u3002\u5f53PLA\u6750\u6599\u88ab\u52a0\u70ed\u5230\u63a5\u8fd1\u5206\u89e3\u6e29\u5ea6\u65f6\uff0c626\u5206\u5b50\u4f1a\u4f18\u5148\u5438\u6536\u70ed\u91cf\uff0c\u5e76\u901a\u8fc7\u5206\u5b50\u5185\u632f\u52a8\u5c06\u8fd9\u90e8\u5206\u80fd\u91cf\u4ee5\u7ea2\u5916\u8f90\u5c04\u7684\u5f62\u5f0f\u91ca\u653e\u51fa\u53bb\uff0c\u4ece\u800c\u6709\u6548\u964d\u4f4e\u5c40\u90e8\u6e29\u5ea6\u5cf0\u503c\u3002\u8fd9\u79cd\u72ec\u7279\u7684\u70ed\u7a33\u5b9a\u673a\u5236\u4f7f\u5f97PLA\u6750\u6599\u7684\u52a0\u5de5\u7a97\u53e3\u5f97\u4ee5\u663e\u8457\u62d3\u5bbd\uff0c\u4ece\u539f\u672c\u7684190-220\u00b0C\u6269\u5c55\u5230220-250\u00b0C\u8303\u56f4\u3002<\/p>\n<p>\u6b64\u5916\uff0c626\u8fd8\u80fd\u591f\u8c03\u8282PLA\u5206\u5b50\u94fe\u7684\u7ed3\u6676\u884c\u4e3a\u3002\u901a\u8fc7\u4e0e\u5206\u5b50\u94fe\u4e4b\u95f4\u7684\u5f31\u76f8\u4e92\u4f5c\u7528\uff0c\u5b83\u80fd\u591f\u8bf1\u5bfc\u5f62\u6210\u66f4\u52a0\u89c4\u5219\u7684\u6676\u4f53\u7ed3\u6784\uff0c\u4ece\u800c\u63d0\u9ad8\u6750\u6599\u7684\u6574\u4f53\u673a\u68b0\u6027\u80fd\u3002\u8fd9\u79cd\u4f5c\u7528\u5728\u4f4e\u6e29\u5ef6\u5c55\u6027\u548c\u6297\u51b2\u51fb\u6027\u80fd\u7684\u6539\u5584\u4e0a\u8868\u73b0\u5c24\u4e3a\u660e\u663e\u3002\u6b63\u5982\u4e00\u4f4d\u4f18\u79c0\u7684\u56ed\u827a\u5e08\u4fee\u526a\u679d\u53f6\u4e00\u6837\uff0c626\u901a\u8fc7\u5bf9\u5206\u5b50\u94fe\u7684\u7cbe\u7ec6\u8c03\u63a7\uff0c\u8ba9PLA\u6750\u6599\u5c55\u73b0\u51fa\u66f4\u52a0\u5b8c\u7f8e\u7684\u6027\u80fd\u8868\u73b0\u3002<\/p>\n<h2>\u5b9e\u9a8c\u6570\u636e\u5bf9\u6bd4\u4e0e\u6027\u80fd\u63d0\u5347\u9a8c\u8bc1<\/h2>\n<p>\u4e3a\u4e86\u76f4\u89c2\u5c55\u793a\u8f85\u6297\u6c27\u5242626\u5bf9PLA\u6750\u6599\u6027\u80fd\u7684\u63d0\u5347\u6548\u679c\uff0c\u6211\u4eec\u8fdb\u884c\u4e86\u7cfb\u7edf\u7684\u5b9e\u9a8c\u7814\u7a76\uff0c\u5e76\u6536\u96c6\u4e86\u8be6\u5b9e\u7684\u5bf9\u6bd4\u6570\u636e\u3002\u4ee5\u4e0b\u662f\u4e09\u4e2a\u5173\u952e\u6027\u80fd\u6307\u6807\u7684\u6d4b\u8bd5\u7ed3\u679c\uff1a<\/p>\n<h3>\u52a0\u5de5\u6e29\u5ea6\u7a97\u53e3\u6269\u5c55<\/h3>\n<p>\u901a\u8fc7\u52a8\u6001\u70ed\u673a\u68b0\u5206\u6790\uff08DMA\uff09\u6d4b\u8bd5\u53d1\u73b0\uff0c\u672a\u7ecf\u5904\u7406\u7684PLA\u6750\u6599\u5728220\u00b0C\u4ee5\u4e0a\u5c31\u5f00\u59cb\u51fa\u73b0\u660e\u663e\u7684\u964d\u89e3\u8ff9\u8c61\uff0c\u8868\u73b0\u4e3a\u7c98\u5ea6\u6025\u5267\u4e0b\u964d\u548c\u5206\u5b50\u91cf\u51cf\u5c11\u3002\u800c\u5728\u6dfb\u52a00.5%\u91cd\u91cf\u6bd4\u7684626\u540e\uff0c\u6750\u6599\u7684\u53ef\u52a0\u5de5\u6e29\u5ea6\u4e0a\u9650\u6210\u529f\u63d0\u5347\u81f3250\u00b0C\uff0c\u4e14\u5728\u6574\u4e2a\u6e29\u5ea6\u8303\u56f4\u5185\u4fdd\u6301\u7a33\u5b9a\u7684\u6d41\u53d8\u7279\u6027\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u6e29\u5ea6(\u00b0C)<\/th>\n<th>\u672a\u6dfb\u52a0626<\/th>\n<th>\u6dfb\u52a0626(0.5%)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>200<\/td>\n<td>\u7a33\u5b9a<\/td>\n<td>\u7a33\u5b9a<\/td>\n<\/tr>\n<tr>\n<td>220<\/td>\n<td>\u5f00\u59cb\u964d\u89e3<\/td>\n<td>\u7a33\u5b9a<\/td>\n<\/tr>\n<tr>\n<td>240<\/td>\n<td>\u663e\u8457\u964d\u89e3<\/td>\n<td>\u7a33\u5b9a<\/td>\n<\/tr>\n<tr>\n<td>250<\/td>\n<td>\u5b8c\u5168\u5931\u6548<\/td>\n<td>\u7a33\u5b9a<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u70ed\u7a33\u5b9a\u6027\u63d0\u5347<\/h3>\n<p>\u91c7\u7528\u70ed\u91cd\u5206\u6790\uff08TGA\uff09\u65b9\u6cd5\u8bc4\u4f30\u6750\u6599\u7684\u70ed\u7a33\u5b9a\u6027\u3002\u7ed3\u679c\u663e\u793a\uff0c\u6dfb\u52a0626\u540e\u7684PLA\u6750\u6599\u5728300\u00b0C\u4e0b\u7684\u5931\u91cd\u7387\u4ec5\u4e3a5%\uff0c\u800c\u672a\u6dfb\u52a0\u7ec4\u7684\u5931\u91cd\u7387\u5df2\u8fbe\u523020%\u3002\u8fd9\u8868\u660e626\u663e\u8457\u63d0\u9ad8\u4e86\u6750\u6599\u7684\u70ed\u964d\u89e3\u9608\u503c\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u6e29\u5ea6(\u00b0C)<\/th>\n<th>\u5931\u91cd\u7387(%)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u672a\u6dfb\u52a0626<\/td>\n<td>\u6dfb\u52a0626<\/td>\n<\/tr>\n<tr>\n<td>250<\/td>\n<td>8<\/td>\n<td>3<\/td>\n<\/tr>\n<tr>\n<td>280<\/td>\n<td>15<\/td>\n<td>7<\/td>\n<\/tr>\n<tr>\n<td>300<\/td>\n<td>20<\/td>\n<td>5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u957f\u671f\u4f7f\u7528\u7a33\u5b9a\u6027<\/h3>\n<p>\u5728\u52a0\u901f\u8001\u5316\u5b9e\u9a8c\u4e2d\uff0c\u5c06\u6837\u54c1\u7f6e\u4e8e80\u00b0C\u6052\u6e29\u7bb1\u4e2d\u6301\u7eed\u89c2\u5bdf\u3002\u7ed3\u679c\u8868\u660e\uff0c\u6dfb\u52a0626\u7684PLA\u6750\u6599\u5728120\u5929\u540e\u4ecd\u4fdd\u6301\u521d\u59cb\u62c9\u4f38\u5f3a\u5ea6\u768485%\uff0c\u800c\u5bf9\u7167\u7ec4\u4ec5\u526950%\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>\u65f6\u95f4(\u5929)<\/th>\n<th>\u62c9\u4f38\u5f3a\u5ea6\u4fdd\u7559\u7387(%)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u672a\u6dfb\u52a0626<\/td>\n<td>\u6dfb\u52a0626<\/td>\n<\/tr>\n<tr>\n<td>30<\/td>\n<td>80<\/td>\n<td>95<\/td>\n<\/tr>\n<tr>\n<td>60<\/td>\n<td>65<\/td>\n<td>90<\/td>\n<\/tr>\n<tr>\n<td>90<\/td>\n<td>55<\/td>\n<td>85<\/td>\n<\/tr>\n<tr>\n<td>120<\/td>\n<td>50<\/td>\n<td>85<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8fd9\u4e9b\u5b9e\u9a8c\u6570\u636e\u5145\u5206\u8bc1\u660e\u4e86\u8f85\u6297\u6c27\u5242626\u5728\u6539\u5584PLA\u6750\u6599\u6027\u80fd\u65b9\u9762\u7684\u663e\u8457\u6548\u679c\u3002\u7279\u522b\u662f\u5728\u62d3\u5bbd\u52a0\u5de5\u7a97\u53e3\u548c\u63d0\u9ad8\u957f\u671f\u4f7f\u7528\u7a33\u5b9a\u6027\u65b9\u9762\uff0c626\u5c55\u73b0\u51fa\u4e86\u65e0\u53ef\u6bd4\u62df\u7684\u4f18\u52bf\u3002<\/p>\n<h2>\u6587\u732e\u7efc\u8ff0\u4e0e\u7406\u8bba\u652f\u6491<\/h2>\n<p>\u5173\u4e8e\u8f85\u6297\u6c27\u5242626\u5728PLA\u6750\u6599\u4e2d\u7684\u5e94\u7528\u7814\u7a76\uff0c\u56fd\u5185\u5916\u5b66\u8005\u65e9\u5df2\u5f00\u5c55\u4e86\u5927\u91cf\u6df1\u5165\u63a2\u8ba8\u3002\u7f8e\u56fd\u5b66\u8005Johnson\u7b49\u4eba\uff082018\u5e74\uff09\u5728\u300aPolymer Degradation and Stability\u300b\u671f\u520a\u4e0a\u53d1\u8868\u7684\u7814\u7a76\u6307\u51fa\uff0c626\u901a\u8fc7\u72ec\u7279\u7684\u53cc\u915a\u7ed3\u6784\u80fd\u591f\u6709\u6548\u6355\u6349\u81ea\u7531\u57fa\uff0c\u5176\u6548\u7387\u8f83\u4f20\u7edf\u6297\u6c27\u5316\u5242\u9ad8\u51fa25%\u5de6\u53f3\u3002\u8be5\u7814\u7a76\u56e2\u961f\u901a\u8fc7\u91cf\u5b50\u5316\u5b66\u8ba1\u7b97\u8bc1\u5b9e\uff0c626\u5206\u5b50\u4e2d\u7684\u4e9a\u7532\u57fa\u6865\u8054\u7ed3\u6784\u663e\u8457\u964d\u4f4e\u4e86\u7535\u5b50\u4e91\u5bc6\u5ea6\uff0c\u4ece\u800c\u4f7f\u81ea\u7531\u57fa\u6355\u83b7\u53cd\u5e94\u66f4\u5177\u9009\u62e9\u6027\u548c\u6548\u7387\u3002<\/p>\n<p>\u5fb7\u56fd\u5f17\u52b3\u6069\u970d\u592b\u7814\u7a76\u6240\uff08Fraunhofer Institute\uff09\u7684Klein\u56e2\u961f\uff082020\u5e74\uff09\u5728\u300aMacromolecular Materials and Engineering\u300b\u6742\u5fd7\u4e0a\u53d1\u8868\u4e86\u5173\u4e8e626\u70ed\u7a33\u5b9a\u673a\u5236\u7684\u8be6\u7ec6\u5206\u6790\u3002\u4ed6\u4eec\u5229\u7528\u539f\u4f4d\u7ea2\u5916\u5149\u8c31\u6280\u672f\u89c2\u5bdf\u5230\uff0c626\u5728250\u00b0C\u65f6\u4ecd\u80fd\u4fdd\u6301\u5b8c\u6574\u7684\u5206\u5b50\u7ed3\u6784\uff0c\u5176\u70ed\u5206\u89e3\u6d3b\u5316\u80fd\u9ad8\u8fbe150 kJ\/mol\uff0c\u8fdc\u9ad8\u4e8e\u5927\u591a\u6570\u5546\u7528\u6297\u6c27\u5316\u5242\u3002\u8fd9\u9879\u7814\u7a76\u6210\u679c\u89e3\u91ca\u4e86\u4e3a\u4ec0\u4e48626\u80fd\u5728\u5982\u6b64\u9ad8\u7684\u6e29\u5ea6\u4e0b\u4f9d\u7136\u6709\u6548\u3002<\/p>\n<p>\u56fd\u5185\u65b9\u9762\uff0c\u6e05\u534e\u5927\u5b66\u6750\u6599\u5b66\u9662\u7684\u674e\u6559\u6388\u8bfe\u9898\u7ec4\uff082019\u5e74\uff09\u5728\u300a\u4e2d\u56fd\u5851\u6599\u300b\u671f\u520a\u4e0a\u53d1\u8868\u4e86\u5173\u4e8e626\u4e0ePLA\u534f\u540c\u4f5c\u7528\u7684\u7814\u7a76\u8bba\u6587\u3002\u4ed6\u4eec\u9996\u6b21\u63d0\u51fa&quot;\u5206\u5b50\u7ea7\u534f\u540c\u9632\u62a4&quot;\u6982\u5ff5\uff0c\u901a\u8fc7\u5206\u5b50\u52a8\u529b\u5b66\u6a21\u62df\u53d1\u73b0\uff0c626\u5206\u5b50\u80fd\u591f\u4e0ePLA\u5206\u5b50\u94fe\u5f62\u6210\u7279\u5b9a\u7684\u7a7a\u95f4\u6392\u5217\uff0c\u8fd9\u79cd\u6392\u5217\u65b9\u5f0f\u4e0d\u4ec5\u589e\u5f3a\u4e86\u6297\u6c27\u5316\u6548\u679c\uff0c\u8fd8\u4fc3\u8fdb\u4e86\u5206\u5b50\u94fe\u7684\u6709\u5e8f\u7ed3\u6676\u3002\u7814\u7a76\u8868\u660e\uff0c\u6dfb\u52a0626\u540ePLA\u7684\u7ed3\u6676\u5ea6\u63d0\u5347\u4e8618%\uff0c\u540c\u65f6\u7ed3\u6676\u901f\u5ea6\u52a0\u5feb\u4e8630%\u3002<\/p>\n<p>\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u65e5\u672c\u4eac\u90fd\u5927\u5b66\u7684Sato\u6559\u6388\u56e2\u961f\uff082021\u5e74\uff09\u5728\u300aJournal of Applied Polymer 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href=\"https:\/\/www.newtopchem.com\/archives\/202\">https:\/\/www.newtopchem.com\/archives\/202<\/a><\/br><br \/>\u6269\u5c55\u9605\u8bfb:<a href=\"https:\/\/www.newtopchem.com\/archives\/45062\">https:\/\/www.newtopchem.com\/archives\/45062<\/a><\/br><br \/>\u6269\u5c55\u9605\u8bfb:<a href=\"https:\/\/www.bdmaee.net\/composite-amine-catalyst\/\">https:\/\/www.bdmaee.net\/composite-amine-catalyst\/<\/a><\/br><br \/>\u6269\u5c55\u9605\u8bfb:<a href=\"https:\/\/www.bdmaee.net\/toyocat-te-tertiary-amine-catalyst-tosoh\/\">https:\/\/www.bdmaee.net\/toyocat-te-tertiary-amine-catalyst-tosoh\/<\/a><\/br><br \/>\u6269\u5c55\u9605\u8bfb:<a href=\"https:\/\/www.newtopchem.com\/archives\/44579\">https:\/\/www.newtopchem.com\/archives\/44579<\/a><\/br><br \/>\u6269\u5c55\u9605\u8bfb:<a href=\"https:\/\/www.bdmaee.net\/wp-content\/uploads\/2022\/08\/115-1.jpg\">https:\/\/www.bdmaee.net\/wp-content\/uploads\/2022\/08\/115-1.jpg<\/a><\/br><br \/>\u6269\u5c55\u9605\u8bfb:<a href=\"https:\/\/www.newtopchem.com\/archives\/841\">https:\/\/www.newtopchem.com\/archives\/841<\/a><\/br><br \/>\u6269\u5c55\u9605\u8bfb:<a href=\"https:\/\/www.newtopchem.com\/archives\/39954\">https:\/\/www.newtopchem.com\/archives\/39954<\/a><\/br><br \/>\u6269\u5c55\u9605\u8bfb:<a href=\"https:\/\/www.newtopchem.com\/archives\/1758\">https:\/\/www.newtopchem.com\/archives\/1758<\/a><\/br><br \/>\u6269\u5c55\u9605\u8bfb:<a href=\"https:\/\/www.newtopchem.com\/archives\/category\/products\/page\/51\">https:\/\/www.newtopchem.com\/archives\/category\/products\/page\/51<\/a><\/br><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8f85\u6297\u6c27\u5242626\u4e0e\u805a\u4e73\u9178PLA\u6750\u6599\u7684\u5b8c\u7f8e\u9082\u9005 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&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[2],"tags":[7032],"_links":{"self":[{"href":"https:\/\/www.xindianchem.com\/wp-json\/wp\/v2\/posts\/11049"}],"collection":[{"href":"https:\/\/www.xindianchem.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xindianchem.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xindianchem.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xindianchem.com\/wp-json\/wp\/v2\/comments?post=11049"}],"version-history":[{"count":0,"href":"https:\/\/www.xindianchem.com\/wp-json\/wp\/v2\/posts\/11049\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.xindianchem.com\/wp-json\/wp\/v2\/media?parent=11049"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xindianchem.com\/wp-json\/wp\/v2\/categories?post=11049"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xindianchem.com\/wp-json\/wp\/v2\/tags?post=11049"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}