{"id":6074,"date":"2025-02-09T21:23:56","date_gmt":"2025-02-09T13:23:56","guid":{"rendered":"https:\/\/www.xindianchem.com\/6074.html"},"modified":"2025-02-09T21:23:56","modified_gmt":"2025-02-09T13:23:56","slug":"%e8%81%9a%e6%b0%a8%e9%85%af%e5%bb%b6%e8%bf%9f%e5%82%ac%e5%8c%96%e5%89%828154%e5%bb%b6%e9%95%bf%e5%8f%8d%e5%ba%94%e6%97%b6%e9%97%b4%e7%9a%84%e6%8a%80%e6%9c%af%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"https:\/\/www.xindianchem.com\/6074.html","title":{"rendered":"\u805a\u6c28\u916f\u5ef6\u8fdf\u50ac\u5316\u52428154\u5ef6\u957f\u53cd\u5e94\u65f6\u95f4\u7684\u6280\u672f\u539f\u7406"},"content":{"rendered":"

\u5f15\u8a00<\/h3>\n

\u805a\u6c28\u916f\uff08Polyurethane, PU\uff09\u4f5c\u4e3a\u4e00\u79cd\u91cd\u8981\u7684\u9ad8\u5206\u5b50\u6750\u6599\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5efa\u7b51\u3001\u6c7d\u8f66\u3001\u5bb6\u7535\u3001\u5bb6\u5177\u7b49\u591a\u4e2a\u9886\u57df\u3002\u5176\u4f18\u5f02\u7684\u673a\u68b0\u6027\u80fd\u3001\u8010\u5316\u5b66\u6027\u3001\u8010\u78e8\u6027\u548c\u52a0\u5de5\u6027\u80fd\u4f7f\u5176\u6210\u4e3a\u73b0\u4ee3\u5de5\u4e1a\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u7136\u800c\uff0c\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u805a\u6c28\u916f\u7684\u53cd\u5e94\u901f\u5ea6\u548c\u56fa\u5316\u65f6\u95f4\u5bf9\u4ea7\u54c1\u7684\u7ec8\u6027\u80fd\u6709\u7740\u81f3\u5173\u91cd\u8981\u7684\u5f71\u54cd\u3002\u8fc7\u5feb\u7684\u53cd\u5e94\u4f1a\u5bfc\u81f4\u6ce1\u6cab\u584c\u9677\u3001\u8868\u9762\u7f3a\u9677\u7b49\u95ee\u9898\uff0c\u800c\u8fc7\u6162\u7684\u53cd\u5e94\u5219\u4f1a\u5ef6\u957f\u751f\u4ea7\u5468\u671f\uff0c\u589e\u52a0\u6210\u672c\u3002\u56e0\u6b64\uff0c\u5982\u4f55\u6709\u6548\u63a7\u5236\u805a\u6c28\u916f\u7684\u53cd\u5e94\u901f\u7387\u6210\u4e3a\u4e86\u7814\u7a76\u7684\u70ed\u70b9\u95ee\u9898\u3002<\/p>\n

\u5ef6\u8fdf\u50ac\u5316\u5242\u4f5c\u4e3a\u8c03\u63a7\u805a\u6c28\u916f\u53cd\u5e94\u901f\u7387\u7684\u5173\u952e\u6210\u5206\uff0c\u80fd\u591f\u663e\u8457\u5ef6\u957f\u53cd\u5e94\u65f6\u95f4\uff0c\u4ece\u800c\u6539\u5584\u4ea7\u54c1\u7684\u52a0\u5de5\u6027\u80fd\u548c\u7ec8\u8d28\u91cf\u30028154\u4f5c\u4e3a\u4e00\u79cd\u5178\u578b\u7684\u5ef6\u8fdf\u50ac\u5316\u5242\uff0c\u56e0\u5176\u4f18\u5f02\u7684\u6027\u80fd\u548c\u5e7f\u6cdb\u7684\u9002\u7528\u6027\uff0c\u5728\u805a\u6c28\u916f\u884c\u4e1a\u4e2d\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba88154\u5ef6\u8fdf\u50ac\u5316\u5242\u7684\u6280\u672f\u539f\u7406\uff0c\u5206\u6790\u5176\u5728\u4e0d\u540c\u5e94\u7528\u573a\u666f\u4e2d\u7684\u8868\u73b0\uff0c\u5e76\u7ed3\u5408\u56fd\u5185\u5916\u76f8\u5173\u6587\u732e\uff0c\u8be6\u7ec6\u9610\u8ff0\u5176\u4f5c\u7528\u673a\u5236\u548c\u4f18\u5316\u7b56\u7565\u3002<\/p>\n

\u6587\u7ae0\u7ed3\u6784\u5982\u4e0b\uff1a\u9996\u5148\u4ecb\u7ecd\u805a\u6c28\u916f\u7684\u57fa\u672c\u53cd\u5e94\u673a\u7406\u53ca\u5176\u5bf9\u50ac\u5316\u5242\u7684\u9700\u6c42\uff1b\u63a5\u7740\u8be6\u7ec6\u5206\u67908154\u5ef6\u8fdf\u50ac\u5316\u5242\u7684\u4ea7\u54c1\u53c2\u6570\u548c\u6280\u672f\u7279\u70b9\uff1b\u968f\u540e\u63a2\u8ba88154\u5ef6\u957f\u53cd\u5e94\u65f6\u95f4\u7684\u5177\u4f53\u6280\u672f\u539f\u7406\uff0c\u5305\u62ec\u5176\u5316\u5b66\u7ed3\u6784\u3001\u4f5c\u7528\u673a\u5236\u4ee5\u53ca\u4e0e\u5176\u4ed6\u50ac\u5316\u5242\u7684\u5bf9\u6bd4\uff1b\u540e\u603b\u7ed38154\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u4f18\u52bf\u548c\u6311\u6218\uff0c\u5e76\u63d0\u51fa\u672a\u6765\u7684\u7814\u7a76\u65b9\u5411\u3002<\/p>\n

\u805a\u6c28\u916f\u7684\u57fa\u672c\u53cd\u5e94\u673a\u7406\u53ca\u5176\u5bf9\u50ac\u5316\u5242\u7684\u9700\u6c42<\/h3>\n

\u805a\u6c28\u916f\u662f\u7531\u5f02\u6c30\u916f\uff08Isocyanate, -NCO\uff09\u4e0e\u591a\u5143\u9187\uff08Polyol, -OH\uff09\u901a\u8fc7\u9010\u6b65\u52a0\u6210\u805a\u5408\u53cd\u5e94\u751f\u6210\u7684\u4e00\u7c7b\u9ad8\u5206\u5b50\u6750\u6599\u3002\u5176\u57fa\u672c\u53cd\u5e94\u65b9\u7a0b\u5f0f\u4e3a\uff1a<\/p>\n

[ R-NCO + R’-OH rightarrow R-NH-CO-O-R’ ]<\/p>\n

\u5728\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\uff0c\u5f02\u6c30\u916f\u57fa\u56e2\uff08-NCO\uff09\u4e0e\u7f9f\u57fa\uff08-OH\uff09\u53d1\u751f\u53cd\u5e94\uff0c\u5f62\u6210\u6c28\u57fa\u7532\u916f\u952e\uff08-NH-CO-O-\uff09\uff0c\u8fdb\u800c\u9010\u6b65\u589e\u957f\u6210\u9ad8\u5206\u5b50\u94fe\u3002\u9664\u4e86\u5f02\u6c30\u916f\u4e0e\u591a\u5143\u9187\u4e4b\u95f4\u7684\u53cd\u5e94\u5916\uff0c\u805a\u6c28\u916f\u4f53\u7cfb\u4e2d\u8fd8\u53ef\u80fd\u6d89\u53ca\u5176\u4ed6\u526f\u53cd\u5e94\uff0c\u5982\u6c34\u89e3\u53cd\u5e94\u3001\u4e8c\u6c27\u5316\u78b3\u751f\u6210\u53cd\u5e94\u7b49\uff0c\u8fd9\u4e9b\u53cd\u5e94\u4f1a\u5f71\u54cd\u7ec8\u4ea7\u54c1\u7684\u6027\u80fd\u3002<\/p>\n

1. \u5f02\u6c30\u916f\u4e0e\u591a\u5143\u9187\u7684\u53cd\u5e94<\/h4>\n

\u5f02\u6c30\u916f\u4e0e\u591a\u5143\u9187\u7684\u53cd\u5e94\u662f\u805a\u6c28\u916f\u5408\u6210\u7684\u6838\u5fc3\u6b65\u9aa4\u3002\u6839\u636e\u53cd\u5e94\u7269\u7684\u6bd4\u4f8b\u548c\u6761\u4ef6\uff0c\u53ef\u4ee5\u751f\u6210\u4e0d\u540c\u7684\u805a\u6c28\u916f\u7ed3\u6784\uff0c\u5982\u7ebf\u578b\u805a\u6c28\u916f\u3001\u4ea4\u8054\u805a\u6c28\u916f\u6216\u6ce1\u6cab\u805a\u6c28\u916f\u3002\u53cd\u5e94\u901f\u7387\u53d7\u591a\u79cd\u56e0\u7d20\u7684\u5f71\u54cd\uff0c\u5305\u62ec\u6e29\u5ea6\u3001\u6e7f\u5ea6\u3001\u53cd\u5e94\u7269\u6d53\u5ea6\u4ee5\u53ca\u50ac\u5316\u5242\u7684\u79cd\u7c7b\u548c\u7528\u91cf\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u5f02\u6c30\u916f\u4e0e\u591a\u5143\u9187\u7684\u53cd\u5e94\u975e\u5e38\u8fc5\u901f\uff0c\u5c24\u5176\u662f\u5728\u9ad8\u6e29\u548c\u9ad8\u6e7f\u5ea6\u6761\u4ef6\u4e0b\uff0c\u53cd\u5e94\u53ef\u80fd\u4f1a\u5728\u51e0\u79d2\u949f\u5185\u5b8c\u6210\u3002\u8fd9\u867d\u7136\u6709\u52a9\u4e8e\u63d0\u9ad8\u751f\u4ea7\u6548\u7387\uff0c\u4f46\u4e5f\u53ef\u80fd\u5bfc\u81f4\u6ce1\u6cab\u584c\u9677\u3001\u8868\u9762\u4e0d\u5e73\u6574\u7b49\u95ee\u9898\uff0c\u7279\u522b\u662f\u5728\u53d1\u6ce1\u5de5\u827a\u4e2d\u3002<\/p>\n

2. \u6c34\u89e3\u53cd\u5e94\u4e0e\u4e8c\u6c27\u5316\u78b3\u751f\u6210<\/h4>\n

\u5728\u805a\u6c28\u916f\u5408\u6210\u8fc7\u7a0b\u4e2d\uff0c\u6c34\u5206\u7684\u5b58\u5728\u4f1a\u5f15\u53d1\u4e00\u7cfb\u5217\u526f\u53cd\u5e94\u3002\u6c34\u4e0e\u5f02\u6c30\u916f\u53cd\u5e94\u751f\u6210\u80fa\u548c\u4e8c\u6c27\u5316\u78b3\uff0c\u5177\u4f53\u53cd\u5e94\u5f0f\u4e3a\uff1a<\/p>\n

[ R-NCO + H_2O rightarrow R-NH_2 + CO_2 ]<\/p>\n

\u751f\u6210\u7684\u80fa\u8fdb\u4e00\u6b65\u4e0e\u5f02\u6c30\u916f\u53cd\u5e94\uff0c\u5f62\u6210\u8132\u952e\uff08-NH-CO-NH-\uff09\u3002\u8fd9\u4e00\u8fc7\u7a0b\u4e0d\u4ec5\u6d88\u8017\u4e86\u90e8\u5206\u5f02\u6c30\u916f\uff0c\u8fd8\u53ef\u80fd\u4ea7\u751f\u5927\u91cf\u7684\u4e8c\u6c27\u5316\u78b3\u6c14\u4f53\uff0c\u5bfc\u81f4\u6ce1\u6cab\u81a8\u80c0\u8fc7\u5ea6\u6216\u4e0d\u5747\u5300\u3002\u6b64\u5916\uff0c\u6c34\u89e3\u53cd\u5e94\u8fd8\u4f1a\u52a0\u901f\u805a\u6c28\u916f\u7684\u8001\u5316\uff0c\u964d\u4f4e\u5176\u8010\u4e45\u6027\u3002\u56e0\u6b64\uff0c\u63a7\u5236\u6c34\u89e3\u53cd\u5e94\u7684\u901f\u5ea6\u5bf9\u4e8e\u786e\u4fdd\u4ea7\u54c1\u8d28\u91cf\u81f3\u5173\u91cd\u8981\u3002<\/p>\n

3. \u50ac\u5316\u5242\u7684\u4f5c\u7528<\/h4>\n

\u4e3a\u4e86\u8c03\u63a7\u805a\u6c28\u916f\u7684\u53cd\u5e94\u901f\u7387\uff0c\u50ac\u5316\u5242\u7684\u5e94\u7528\u663e\u5f97\u5c24\u4e3a\u91cd\u8981\u3002\u50ac\u5316\u5242\u80fd\u591f\u964d\u4f4e\u53cd\u5e94\u7684\u6d3b\u5316\u80fd\uff0c\u4fc3\u8fdb\u5f02\u6c30\u916f\u4e0e\u591a\u5143\u9187\u7684\u53cd\u5e94\uff0c\u540c\u65f6\u6291\u5236\u4e0d\u5fc5\u8981\u7684\u526f\u53cd\u5e94\u3002\u6839\u636e\u50ac\u5316\u673a\u5236\u7684\u4e0d\u540c\uff0c\u805a\u6c28\u916f\u50ac\u5316\u5242\u4e3b\u8981\u5206\u4e3a\u4e24\u7c7b\uff1a\u53d4\u80fa\u7c7b\u50ac\u5316\u5242\u548c\u91d1\u5c5e\u76d0\u7c7b\u50ac\u5316\u5242\u3002<\/p>\n