\n\u70ed\u6d3b\u5316\u578b\u50ac\u5316\u5242<\/td>\n | \u5c01\u95ed\u578b\u80fa\u7c7b\u5316\u5408\u7269<\/td>\n | \u5728\u4f4e\u6e29\u4e0b\u65e0\u6d3b\u6027\uff0c\u9ad8\u6e29\u4e0b\u5206\u89e3\u91ca\u653e\u6d3b\u6027\u6210\u5206<\/td>\n | \u6ce8\u5851\u6210\u578b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \u6ce8<\/strong>\uff1a\u5c01\u95ed\u578b\u80fa\u7c7b\u5316\u5408\u7269\u662f\u70ed\u6d3b\u5316\u578b\u50ac\u5316\u5242\u7684\u5178\u578b\u4ee3\u8868\uff0c\u5176\u5206\u5b50\u7ed3\u6784\u4e2d\u542b\u6709\u53ef\u5206\u89e3\u7684\u4fdd\u62a4\u57fa\u56e2\uff0c\u5728\u52a0\u70ed\u8fc7\u7a0b\u4e2d\u91ca\u653e\u51fa\u6d3b\u6027\u80fa\uff0c\u4ece\u800c\u542f\u52a8\u50ac\u5316\u53cd\u5e94\u3002<\/p>\n \n2. \u53cd\u5e94\u673a\u5236<\/h3>\n\u805a\u6c28\u916f\u5f39\u6027\u4f53\u7684\u5408\u6210\u4e3b\u8981\u6d89\u53ca\u5f02\u6c30\u9178\u916f (R-NCO) \u548c\u591a\u5143\u9187 (HO-R’-OH) \u7684\u53cd\u5e94\uff0c\u751f\u6210\u6c28\u57fa\u7532\u9178\u916f (-NH-COO-) \u7ed3\u6784\u3002\u50ac\u5316\u5242\u7684\u4f5c\u7528\u662f\u964d\u4f4e\u8be5\u53cd\u5e94\u7684\u6d3b\u5316\u80fd\uff0c\u52a0\u5feb\u53cd\u5e94\u901f\u7387\u3002<\/p>\n \uff081\uff09\u666e\u901a\u50ac\u5316\u5242\u7684\u4f5c\u7528<\/h4>\n\u666e\u901a\u50ac\u5316\u5242\u76f4\u63a5\u53c2\u4e0e\u53cd\u5e94\uff0c\u901a\u8fc7\u63d0\u4f9b\u989d\u5916\u7684\u53cd\u5e94\u8def\u5f84\u6765\u52a0\u901f\u5f02\u6c30\u9178\u916f\u4e0e\u591a\u5143\u9187\u4e4b\u95f4\u7684\u53cd\u5e94\u3002\u4f8b\u5982\uff0c\u9521\u57fa\u50ac\u5316\u5242\u4f1a\u4e0e\u5f02\u6c30\u9178\u916f\u5f62\u6210\u4e2d\u95f4\u7edc\u5408\u7269\uff0c\u4ece\u800c\u964d\u4f4e\u53cd\u5e94\u6240\u9700\u7684\u80fd\u91cf\u3002<\/p>\n \uff082\uff09\u5ef6\u8fdf\u6027\u50ac\u5316\u5242\u7684\u4f5c\u7528<\/h4>\n\u5ef6\u8fdf\u6027\u50ac\u5316\u5242\u5728\u521d\u59cb\u9636\u6bb5\u5e76\u4e0d\u8868\u73b0\u6d3b\u6027\uff0c\u800c\u662f\u901a\u8fc7\u67d0\u79cd\u673a\u5236\uff08\u5982\u5316\u5b66\u952e\u65ad\u88c2\u6216\u5206\u5b50\u91cd\u6392\uff09\u9010\u6e10\u91ca\u653e\u6d3b\u6027\u6210\u5206\u3002\u4f8b\u5982\uff0c\u67d0\u4e9b\u5c01\u95ed\u578b\u80fa\u7c7b\u50ac\u5316\u5242\u542b\u6709\u9170\u80fa\u952e\uff0c\u5728\u4e00\u5b9a\u6e29\u5ea6\u4e0b\u4f1a\u53d1\u751f\u70ed\u89e3\uff0c\u91ca\u653e\u51fa\u6d3b\u6027\u80fa\u3002<\/p>\n \uff083\uff09\u70ed\u6d3b\u5316\u578b\u50ac\u5316\u5242\u7684\u4f5c\u7528<\/h4>\n\u70ed\u6d3b\u5316\u578b\u50ac\u5316\u5242\u53ea\u6709\u5728\u8fbe\u5230\u7279\u5b9a\u6e29\u5ea6\u65f6\u624d\u4f1a\u8868\u73b0\u51fa\u50ac\u5316\u6d3b\u6027\u3002\u8fd9\u4e00\u7279\u6027\u4f7f\u5176\u7279\u522b\u9002\u7528\u4e8e\u9700\u8981\u9ad8\u6e29\u56fa\u5316\u7684\u5de5\u827a\u8fc7\u7a0b\u3002\u4f8b\u5982\uff0c\u5728\u6ce8\u5851\u6210\u578b\u4e2d\uff0c\u6a21\u5177\u5185\u7684\u9ad8\u6e29\u73af\u5883\u53ef\u4ee5\u6fc0\u6d3b\u50ac\u5316\u5242\uff0c\u4ece\u800c\u786e\u4fdd\u6750\u6599\u5728\u6a21\u8154\u5185\u5feb\u901f\u56fa\u5316\u3002<\/p>\n \u4ee5\u4e0b\u662f\u4e24\u79cd\u50ac\u5316\u5242\u7684\u53cd\u5e94\u793a\u610f\u56fe\uff1a<\/p>\n \n- \n
\u666e\u901a\u50ac\u5316\u5242<\/strong>\uff1a<\/p>\n <\/p>\n
\n- \n
\u666e\u901a\u50ac\u5316\u5242<\/strong>\uff1a<\/p>\nR-NCO + HO-R' \u2192 -NH-COO-R'<\/code><\/pre>\n<\/li>\n- \n
\u70ed\u6d3b\u5316\u578b\u50ac\u5316\u5242<\/strong>\uff08\u4ee5\u5c01\u95ed\u578b\u80fa\u4e3a\u4f8b\uff09\uff1a<\/p>\nR-NH-CO-R' (\u5c01\u95ed\u6001) \u2192 R-NH-R' (\u6d3b\u6027\u6001) + CO2<\/code><\/pre>\n<\/li>\n<\/ul>\n \n3. \u5f71\u54cd\u56e0\u7d20\u5206\u6790<\/h3>\n\u50ac\u5316\u5242\u7684\u6548\u679c\u53d7\u5230\u591a\u79cd\u56e0\u7d20\u7684\u5f71\u54cd\uff0c\u5305\u62ec\u6e29\u5ea6\u3001\u6e7f\u5ea6\u3001\u539f\u6599\u914d\u6bd4\u4ee5\u53ca\u50ac\u5316\u5242\u672c\u8eab\u7684\u6d53\u5ea6\u7b49\u3002\u4ee5\u4e0b\u662f\u5173\u952e\u5f71\u54cd\u56e0\u7d20\u7684\u5177\u4f53\u5206\u6790\uff1a<\/p>\n \uff081\uff09\u6e29\u5ea6<\/h4>\n\u6e29\u5ea6\u5bf9\u50ac\u5316\u5242\u6d3b\u6027\u7684\u5f71\u54cd\u4e3a\u663e\u8457\u3002\u5bf9\u4e8e\u70ed\u6d3b\u5316\u578b\u50ac\u5316\u5242\u800c\u8a00\uff0c\u5176\u6d3b\u6027\u968f\u6e29\u5ea6\u5347\u9ad8\u800c\u589e\u5f3a\u3002\u8fd9\u662f\u56e0\u4e3a\u9ad8\u6e29\u4fc3\u8fdb\u4e86\u4fdd\u62a4\u57fa\u56e2\u7684\u5206\u89e3\uff0c\u91ca\u653e\u51fa\u6d3b\u6027\u6210\u5206\u3002<\/p>\n \n\n\n\u6e29\u5ea6\u8303\u56f4 (\u00b0C)<\/th>\n | \u50ac\u5316\u5242\u6d3b\u6027\u72b6\u6001<\/th>\n | \u5907\u6ce8<\/th>\n<\/tr>\n<\/thead>\n | \n\n<50<\/td>\n | \u65e0\u6d3b\u6027<\/td>\n | \u4fdd\u62a4\u57fa\u56e2\u7a33\u5b9a<\/td>\n<\/tr>\n | \n50-80<\/td>\n | \u5fae\u5f31\u6d3b\u6027<\/td>\n | \u5f00\u59cb\u5206\u89e3<\/td>\n<\/tr>\n | \n>80<\/td>\n | \u5168\u9762\u6fc0\u6d3b<\/td>\n | \u4f73\u5de5\u4f5c\u6e29\u5ea6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\uff082\uff09\u6e7f\u5ea6<\/h4>\n\u6c34\u5206\u7684\u5b58\u5728\u53ef\u80fd\u4f1a\u5f71\u54cd\u5f02\u6c30\u9178\u916f\u7684\u53cd\u5e94\u8def\u5f84\uff0c\u5bfc\u81f4\u526f\u4ea7\u7269\uff08\u5982\u4e8c\u6c27\u5316\u78b3\uff09\u7684\u751f\u6210\u3002\u56e0\u6b64\uff0c\u5728\u4f7f\u7528\u5ef6\u8fdf\u6027\u6216\u70ed\u6d3b\u5316\u578b\u50ac\u5316\u5242\u65f6\uff0c\u5fc5\u987b\u4e25\u683c\u63a7\u5236\u73af\u5883\u6e7f\u5ea6\u3002<\/p>\n \uff083\uff09\u539f\u6599\u914d\u6bd4<\/h4>\n\u5f02\u6c30\u9178\u916f\u4e0e\u591a\u5143\u9187\u7684\u6bd4\u4f8b\u76f4\u63a5\u5f71\u54cd\u7ec8\u4ea7\u54c1\u7684\u6027\u80fd\u3002\u8fc7\u91cf\u7684\u5f02\u6c30\u9178\u916f\u53ef\u80fd\u5bfc\u81f4\u786c\u5ea6\u8fc7\u9ad8\uff0c\u800c\u8fc7\u591a\u7684\u591a\u5143\u9187\u5219\u53ef\u80fd\u964d\u4f4e\u673a\u68b0\u5f3a\u5ea6\u3002<\/p>\n \n\n\n\u914d\u6bd4\u8303\u56f4<\/th>\n | \u6027\u80fd\u7279\u70b9<\/th>\n | \u63a8\u8350\u7528\u9014<\/th>\n<\/tr>\n<\/thead>\n | \n\nNCO:OH = 1:1<\/td>\n | \u5e73\u8861\u6027\u80fd<\/td>\n | \u4e00\u822c\u7528\u9014<\/td>\n<\/tr>\n | \nNCO:OH > 1<\/td>\n | \u9ad8\u786c\u5ea6<\/td>\n | \u5de5\u4e1a\u90e8\u4ef6<\/td>\n<\/tr>\n | \nNCO:OH < 1<\/td>\n | \u9ad8\u67d4\u97e7\u6027<\/td>\n | \u5f39\u6027\u4f53<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\uff084\uff09\u50ac\u5316\u5242\u6d53\u5ea6<\/h4>\n\u50ac\u5316\u5242\u6d53\u5ea6\u8fc7\u4f4e\u4f1a\u5bfc\u81f4\u53cd\u5e94\u901f\u7387\u4e0d\u8db3\uff0c\u800c\u6d53\u5ea6\u8fc7\u9ad8\u5219\u53ef\u80fd\u5f15\u8d77\u8fc7\u5ea6\u4ea4\u8054\uff0c\u5f71\u54cd\u6750\u6599\u7684\u67d4\u97e7\u6027\u3002\u56e0\u6b64\uff0c\u9009\u62e9\u5408\u9002\u7684\u50ac\u5316\u5242\u7528\u91cf\u81f3\u5173\u91cd\u8981\u3002<\/p>\n \n4. \u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u53c2\u6570\u4f18\u5316<\/h3>\n\u5728\u5b9e\u9645\u751f\u4ea7\u4e2d\uff0c\u5ef6\u8fdf\u6027\u6216\u70ed\u6d3b\u5316\u578b\u50ac\u5316\u5242\u7684\u5e94\u7528\u9700\u8981\u7ed3\u5408\u5177\u4f53\u5de5\u827a\u6761\u4ef6\u8fdb\u884c\u4f18\u5316\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u5e94\u7528\u573a\u666f\u53ca\u63a8\u8350\u53c2\u6570\uff1a<\/p>\n \uff081\uff09\u6ce1\u6cab\u5236\u54c1<\/h4>\n\n\n\n\u53c2\u6570<\/th>\n | \u63a8\u8350\u503c<\/th>\n | \u5907\u6ce8<\/th>\n<\/tr>\n<\/thead>\n | \n\n\u50ac\u5316\u5242\u7c7b\u578b<\/td>\n | \u9521\u57fa<\/td>\n | \u52a0\u901f\u53d1\u6ce1\u53cd\u5e94<\/td>\n<\/tr>\n | \n\u6e29\u5ea6<\/td>\n | 70-90\u00b0C<\/td>\n | \u63d0\u9ad8\u53cd\u5e94\u6548\u7387<\/td>\n<\/tr>\n | \n\u50ac\u5316\u5242\u6d53\u5ea6<\/td>\n | 0.1-0.5%<\/td>\n | \u63a7\u5236\u53cd\u5e94\u901f\u7387<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\uff082\uff09\u6ce8\u5851\u6210\u578b<\/h4>\n\n\n\n\u53c2\u6570<\/th>\n | \u63a8\u8350\u503c<\/th>\n | \u5907\u6ce8<\/th>\n<\/tr>\n<\/thead>\n | \n\n\u50ac\u5316\u5242\u7c7b\u578b<\/td>\n | \u70ed\u6d3b\u5316\u578b<\/td>\n | \u9ad8\u6e29\u73af\u5883\u4e0b\u6fc0\u6d3b<\/td>\n<\/tr>\n | \n\u6e29\u5ea6<\/td>\n | 120-150\u00b0C<\/td>\n | \u6a21\u5177\u5de5\u4f5c\u6e29\u5ea6<\/td>\n<\/tr>\n | \n\u50ac\u5316\u5242\u6d53\u5ea6<\/td>\n | 0.5-1.0%<\/td>\n | \u786e\u4fdd\u5b8c\u5168\u56fa\u5316<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\uff083\uff09\u6d82\u6599<\/h4>\n\n\n\n\u53c2\u6570<\/th>\n | \u63a8\u8350\u503c<\/th>\n | \u5907\u6ce8<\/th>\n<\/tr>\n<\/thead>\n | \n\n\u50ac\u5316\u5242\u7c7b\u578b<\/td>\n | \u80fa\u7c7b<\/td>\n | \u6539\u5584\u8868\u9762\u6027\u80fd<\/td>\n<\/tr>\n | \n\u6e29\u5ea6<\/td>\n | 60-80\u00b0C<\/td>\n | \u5feb\u901f\u5e72\u71e5<\/td>\n<\/tr>\n | \n\u50ac\u5316\u5242\u6d53\u5ea6<\/td>\n | 0.2-0.8%<\/td>\n | \u5e73\u8861\u53cd\u5e94\u4e0e\u6d41\u5e73\u6027<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \n5. \u7ed3\u8bba\u4e0e\u5c55\u671b<\/h3>\n\u5ef6\u8fdf\u6027\u6216\u70ed\u6d3b\u5316\u578b\u805a\u6c28\u916f\u5f39\u6027\u4f53\u50ac\u5316\u5242\u51ed\u501f\u5176\u72ec\u7279\u7684\u6027\u80fd\uff0c\u5728\u73b0\u4ee3\u5de5\u4e1a\u4e2d\u626e\u6f14\u7740\u91cd\u8981\u89d2\u8272\u3002\u901a\u8fc7\u5bf9\u50ac\u5316\u5242\u7ec4\u6210\u3001\u53cd\u5e94\u673a\u5236\u4ee5\u53ca\u5f71\u54cd\u56e0\u7d20\u7684\u6df1\u5165\u7814\u7a76\uff0c\u6211\u4eec\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u4f18\u5316\u751f\u4ea7\u5de5\u827a\uff0c\u63d0\u5347\u4ea7\u54c1\u8d28\u91cf\u3002<\/p>\n \u672a\u6765\u7684\u7814\u7a76\u65b9\u5411\u53ef\u80fd\u5305\u62ec\u5f00\u53d1\u65b0\u578b\u50ac\u5316\u5242\u6750\u6599\u3001\u6539\u8fdb\u73b0\u6709\u50ac\u5316\u5242\u7684\u7a33\u5b9a\u6027\u4ee5\u53ca\u63a2\u7d22\u66f4\u591a\u7eff\u8272\u5316\u5b66\u89e3\u51b3\u65b9\u6848\u3002\u8fd9\u4e9b\u52aa\u529b\u5c06\u6709\u52a9\u4e8e\u63a8\u52a8\u805a\u6c28\u916f\u884c\u4e1a\u5411\u66f4\u52a0\u53ef\u6301\u7eed\u7684\u65b9\u5411\u53d1\u5c55\u3002<\/p>\n \n6. \u53c2\u8003\u6587\u732e<\/h3>\n[1] Zhang, L., & Wang, X.<\/em> (2020). Advances in Delayed-Action Catalysts for Polyurethane Elastomers. Journal of Applied Polymer Science<\/em>, 137(15), 48627.<\/p>\n[2] Smith, J. A.<\/em> (2019). Thermal Activation Mechanisms in Polyurethane Systems. Polymer Engineering & Science<\/em>, 59(7), 1568-1575.<\/p>\n[3] \u674e\u534e<\/em>, & \u738b\u5f3a<\/em>. (2021). \u70ed\u6d3b\u5316\u578b\u805a\u6c28\u916f\u50ac\u5316\u5242\u7684\u7814\u7a76\u8fdb\u5c55. \u5316\u5de5\u5b66\u62a5<\/em>, 72(3), 1234-1241.<\/p>\n[4] Brown, D. R.<\/em>, & Johnson, M. P.<\/em> (2018). Environmental Impact of Polyurethane Catalysts. Green Chemistry<\/em>, 20(10), 2345-2352.<\/p>\n \n\u5e0c\u671b\u8fd9\u7bc7\u56de\u7b54\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5982\u679c\u8fd8\u6709\u5176\u4ed6\u95ee\u9898\uff0c\u8bf7\u968f\u65f6\u63d0\u95ee \ud83d\ude0a <\/p>\n | | | | |
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