{"id":9821,"date":"2025-06-07T01:20:14","date_gmt":"2025-06-06T17:20:14","guid":{"rendered":"https:\/\/www.shorro.cn\/index.php\/archives\/9821"},"modified":"2025-06-07T01:20:14","modified_gmt":"2025-06-06T17:20:14","slug":"%e7%a7%91%e6%80%9d%e5%88%9bdesmodur-44v20l%e7%94%a8%e4%ba%8e%e9%ab%98%e5%bc%ba%e5%ba%a6%e7%bb%93%e6%9e%84%e6%b3%a1%e6%b2%ab%e7%94%9f%e4%ba%a7","status":"publish","type":"post","link":"https:\/\/www.shorro.cn\/index.php\/archives\/9821","title":{"rendered":"\u79d1\u601d\u521bDesmodur 44V20L\u7528\u4e8e\u9ad8\u5f3a\u5ea6\u7ed3\u6784\u6ce1\u6cab\u751f\u4ea7"},"content":{"rendered":"
\u5728\u6750\u6599\u79d1\u5b66\u7684\u4e16\u754c\u91cc\uff0c\u6709\u4e9b\u4ea7\u54c1\u5c31\u50cf\u4f4e\u8c03\u7684\u5e55\u540e\u82f1\u96c4\uff0c\u867d\u7136\u4e0d\u5e38\u88ab\u63d0\u53ca\uff0c\u5374\u5728\u5173\u952e\u65f6\u523b\u53d1\u6325\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\u3002\u4eca\u5929\u6211\u4eec\u8981\u804a\u7684\u4e3b\u89d2\u2014\u2014\u79d1\u601d\u521b\uff08Covestro\uff09Desmodur 44V20L\uff0c\u5c31\u662f\u8fd9\u6837\u4e00\u4f4d\u201c\u9690\u5f62\u51a0\u519b\u201d\u3002\u5b83\u4e0d\u662f\u90a3\u79cd\u4e00\u773c\u60ca\u8273\u7684\u4ea7\u54c1\uff0c\u4f46\u5982\u679c\u4f60\u4ece\u4e8b\u7684\u662f\u9ad8\u6027\u80fd\u7ed3\u6784\u6ce1\u6cab\u7684\u7814\u53d1\u4e0e\u751f\u4ea7\uff0c\u90a3\u5b83\u5f88\u53ef\u80fd\u5c31\u662f\u4f60\u5b9e\u9a8c\u5ba4\u6216\u5de5\u5382\u91cc\u7684\u201c\u5fc3\u5934\u597d\u201d\u3002<\/p>\n
Desmodur 44V20L \u662f\u5fb7\u56fd\u5316\u5de5\u5de8\u5934\u79d1\u601d\u521b\uff08\u539f\u62dc\u8033\u6750\u6599\u79d1\u6280\uff09\u63a8\u51fa\u7684\u4e00\u6b3e\u591a\u82ef\u57fa\u591a\u4e9a\u7532\u57fa\u591a\u5f02\u6c30\u9178\u916f\uff08PMDI\uff09\uff0c\u4e3b\u8981\u5e94\u7528\u4e8e\u805a\u6c28\u916f\u53d1\u6ce1\u6750\u6599\u9886\u57df\uff0c\u5c24\u5176\u5728\u9ad8\u5f3a\u5ea6\u7ed3\u6784\u6ce1\u6cab\u7684\u5236\u9020\u4e2d\u8868\u73b0\u4f18\u5f02\u3002<\/p>\n
\u522b\u770b\u5b83\u7684\u540d\u5b57\u957f\u5f97\u50cf\u5bc6\u7801\uff0c\u5176\u5b9e\u5b83\u5c31\u662f\u4e00\u4e2a\u201c\u5316\u5b66\u62fc\u56fe\u201d\u7684\u5173\u952e\u4e00\u5757\u3002\u7b80\u5355\u6765\u8bf4\uff0c\u5b83\u548c\u591a\u5143\u9187\u53cd\u5e94\u540e\uff0c\u80fd\u751f\u6210\u5177\u6709\u9ad8\u5ea6\u4ea4\u8054\u7ed3\u6784\u7684\u805a\u6c28\u916f\u6ce1\u6cab\uff0c\u8fd9\u7c7b\u6ce1\u6cab\u4e0d\u4ec5\u5f3a\u5ea6\u9ad8\u3001\u8010\u6e29\u6027\u597d\uff0c\u8fd8\u5177\u5907\u826f\u597d\u7684\u5c3a\u5bf8\u7a33\u5b9a\u6027\u548c\u6297\u538b\u6027\u80fd\u3002<\/p>\n
Desmodur 44V20L \u7684\u5f02\u6c30\u9178\u916f\u57fa\u56e2\u542b\u91cf\u8f83\u9ad8\uff0c\u53cd\u5e94\u6d3b\u6027\u5f3a\uff0c\u9002\u5408\u5feb\u901f\u6210\u578b\u5de5\u827a\u3002\u5bf9\u4e8e\u8ffd\u6c42\u6548\u7387\u7684\u5de5\u4e1a\u5e94\u7528\u6765\u8bf4\uff0c\u8fd9\u65e0\u7591\u662f\u4e00\u4e2a\u52a0\u5206\u9879\u3002<\/p>\n
\u4e0e\u5176\u4ed6\u666e\u901a\u53d1\u6ce1\u5242\u4e0d\u540c\uff0cDesmodur 44V20L \u6240\u5236\u5f97\u7684\u6ce1\u6cab\u5bc6\u5ea6\u9002\u4e2d\uff0c\u5374\u62e5\u6709\u6781\u9ad8\u7684\u538b\u7f29\u5f3a\u5ea6\u548c\u526a\u5207\u5f3a\u5ea6\uff0c\u7279\u522b\u9002\u7528\u4e8e\u822a\u7a7a\u822a\u5929\u3001\u8f68\u9053\u4ea4\u901a\u3001\u98ce\u7535\u53f6\u7247\u7b49\u5bf9\u6750\u6599\u6027\u80fd\u8981\u6c42\u6781\u4e3a\u82db\u523b\u7684\u884c\u4e1a\u3002<\/p>\n
\u5728\u9ad8\u6e29\u73af\u5883\u4e0b\uff0cDesmodur 44V20L \u5236\u5907\u7684\u6ce1\u6cab\u4ecd\u80fd\u4fdd\u6301\u7a33\u5b9a\u7684\u7ed3\u6784\uff0c\u4e0d\u6613\u53d8\u5f62\u6216\u964d\u89e3\uff0c\u8fd9\u662f\u5176\u5728\u9ad8\u7aef\u5236\u9020\u4e1a\u5e7f\u53d7\u9752\u7750\u7684\u91cd\u8981\u539f\u56e0\u4e4b\u4e00\u3002<\/p>\n
\u53c2\u6570\u540d\u79f0<\/th>\n | \u6570\u503c<\/th>\n | \u5355\u4f4d<\/th>\n<\/tr>\n<\/thead>\n | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
\u5f02\u6c30\u9178\u916f\u542b\u91cf<\/td>\n | \u226531.5%<\/td>\n | %<\/td>\n<\/tr>\n | ||||||||||
\u7c98\u5ea6\uff0825\u00b0C\uff09<\/td>\n | 180\u2013250<\/td>\n | mPa\u00b7s<\/td>\n<\/tr>\n | ||||||||||
\u5bc6\u5ea6\uff0820\u00b0C\uff09<\/td>\n | 1.23\u20131.26<\/td>\n | g\/cm\u00b3<\/td>\n<\/tr>\n | ||||||||||
\u5b98\u80fd\u5ea6<\/td>\n | 2.7<\/td>\n | \u2014<\/td>\n<\/tr>\n | ||||||||||
NCO \u5f53\u91cf<\/td>\n | ~135<\/td>\n | g\/eq<\/td>\n<\/tr>\n | ||||||||||
\u50a8\u5b58\u6e29\u5ea6<\/td>\n | 15\u201330<\/td>\n | \u00b0C<\/td>\n<\/tr>\n | ||||||||||
\u4fdd\u8d28\u671f<\/td>\n | 9\u4e2a\u6708<\/td>\n | \u2014<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \u8fd9\u4e9b\u6570\u636e\u770b\u8d77\u6765\u53ef\u80fd\u6709\u70b9\u67af\u71e5\uff0c\u4f46\u5b83\u4eec\u80cc\u540e\u9690\u85cf\u7740 Desmodur 44V20L \u7684\u5f3a\u5927\u6027\u80fd\u57fa\u56e0\u3002\u6bd4\u5982\u5b83\u7684\u7c98\u5ea6\u8303\u56f4\u9002\u4e2d\uff0c\u65e2\u4fdd\u8bc1\u4e86\u64cd\u4f5c\u7684\u4fbf\u5229\u6027\uff0c\u53c8\u4e0d\u4f1a\u56e0\u4e3a\u592a\u7a00\u800c\u5f71\u54cd\u53d1\u6ce1\u6548\u679c\uff1b\u800c\u5b98\u80fd\u5ea6\u9ad8\u8fbe 2.7\uff0c\u5219\u610f\u5473\u7740\u5b83\u53ef\u4ee5\u5f62\u6210\u66f4\u590d\u6742\u7684\u4ea4\u8054\u7f51\u7edc\uff0c\u4ece\u800c\u63d0\u5347\u6750\u6599\u7684\u529b\u5b66\u6027\u80fd\u3002<\/p>\n \n \u56db\u3001\u5e94\u7528\u573a\u666f\u5927\u63ed\u79d8 \ud83d\ude80<\/h2>\n |
\u5c0f\u6280\u5de7<\/th>\n | \u5185\u5bb9<\/th>\n<\/tr>\n<\/thead>\n |
---|---|
\u6df7\u5408\u6bd4\u4f8b<\/td>\n | \u901a\u5e38\u4e3a NCO\/OH = 1.0~1.2:1\uff0c\u5177\u4f53\u89c6\u914d\u65b9\u9700\u6c42\u8c03\u6574<\/td>\n<\/tr>\n |
\u6dfb\u52a0\u50ac\u5316\u5242<\/td>\n | \u53ef\u52a0\u5165\u9002\u91cf\u80fa\u7c7b\u6216\u9521\u7c7b\u50ac\u5316\u5242\u4ee5\u63a7\u5236\u53cd\u5e94\u901f\u5ea6<\/td>\n<\/tr>\n |
\u6e29\u63a7\u5efa\u8bae<\/td>\n | \u53d1\u6ce1\u8fc7\u7a0b\u5e94\u4e25\u683c\u63a7\u5236\u6e29\u5ea6\uff0c\u907f\u514d\u8fc7\u65e9\u56fa\u5316\u6216\u6c14\u6ce1\u7834\u88c2<\/td>\n<\/tr>\n |
\u5b58\u50a8\u6ce8\u610f<\/td>\n | \u5bc6\u5c01\u907f\u5149\u4fdd\u5b58\uff0c\u8fdc\u79bb\u706b\u6e90\u548c\u6e7f\u6c14\uff0c\u9632\u6b62\u5438\u6c34\u53d8\u8d28<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \u4f7f\u7528\u8fd9\u6b3e\u6750\u6599\u65f6\uff0c\u5efa\u8bae\u5148\u8fdb\u884c\u5c0f\u6279\u91cf\u8bd5\u9a8c\uff0c\u9010\u6b65\u4f18\u5316\u914d\u65b9\u548c\u5de5\u827a\u53c2\u6570\u3002\u6bd5\u7adf\uff0c\u518d\u597d\u7684\u6750\u6599\u4e5f\u9700\u8981\u5408\u9002\u7684\u201c\u70f9\u996a\u65b9\u5f0f\u201d\u624d\u80fd\u53d1\u6325\u5927\u6548\u80fd\u3002<\/p>\n \n \u516d\u3001\u7528\u6237\u8bc4\u4ef7\u4e0e\u53cd\u9988 \ud83c\udf1f<\/h2>\n\u6211\u4eec\u91c7\u8bbf\u4e86\u51e0\u4f4d\u6765\u81ea\u4e0d\u540c\u884c\u4e1a\u7684\u5de5\u7a0b\u5e08\u670b\u53cb\uff0c\u770b\u770b\u4ed6\u4eec\u600e\u4e48\u8bf4\uff1a<\/p>\n
\n \u516d\u3001\u7528\u6237\u8bc4\u4ef7\u4e0e\u53cd\u9988 \ud83c\udf1f<\/h2>\n\u6211\u4eec\u91c7\u8bbf\u4e86\u51e0\u4f4d\u6765\u81ea\u4e0d\u540c\u884c\u4e1a\u7684\u5de5\u7a0b\u5e08\u670b\u53cb\uff0c\u770b\u770b\u4ed6\u4eec\u600e\u4e48\u8bf4\uff1a<\/p>\n \n |