{"id":9820,"date":"2025-06-07T01:15:01","date_gmt":"2025-06-06T17:15:01","guid":{"rendered":"https:\/\/www.shorro.cn\/index.php\/archives\/9820"},"modified":"2025-06-07T01:15:01","modified_gmt":"2025-06-06T17:15:01","slug":"%e6%8e%a2%e8%ae%a8%e7%a7%91%e6%80%9d%e5%88%9bdesmodur-44v20l%e5%9c%a8%e5%96%b7%e6%b6%82%e8%81%9a%e6%b0%a8%e9%85%af%e4%b8%ad%e7%9a%84%e5%bf%ab%e9%80%9f%e5%9b%ba%e5%8c%96","status":"publish","type":"post","link":"https:\/\/www.shorro.cn\/index.php\/archives\/9820","title":{"rendered":"\u63a2\u8ba8\u79d1\u601d\u521bDesmodur 44V20L\u5728\u55b7\u6d82\u805a\u6c28\u916f\u4e2d\u7684\u5feb\u901f\u56fa\u5316"},"content":{"rendered":"
\u79d1\u601d\u521bDesmodur 44V20L\uff1a\u55b7\u6d82\u805a\u6c28\u916f\u4e2d\u7684\u201c\u95ea\u7535\u4fa0\u201d\u2014\u2014\u5feb\u901f\u56fa\u5316\u7684\u79d8\u5bc6\u6b66\u5668<\/h1>\n
\n\u5f15\u8a00\uff1a\u5f53\u65f6\u95f4\u5c31\u662f\u91d1\u94b1\uff0c\u56fa\u5316\u901f\u5ea6\u51b3\u5b9a\u6210\u8d25 \ud83d\ude80<\/h2>\n
\u5728\u73b0\u4ee3\u5de5\u4e1a\u5236\u9020\u4e2d\uff0c\u5c24\u5176\u662f\u6c7d\u8f66\u3001\u5efa\u7b51\u3001\u5bb6\u7535\u3001\u5bb6\u5177\u7b49\u9886\u57df\u7684\u55b7\u6d82\u805a\u6c28\u916f\u5e94\u7528\u4e2d\uff0c\u201c\u5feb\u201d\u5df2\u7ecf\u6210\u4e3a\u4e00\u79cd\u521a\u9700\u3002\u60f3\u8c61\u4e00\u4e0b\uff0c\u4f60\u662f\u4e00\u4e2a\u55b7\u6f06\u5e08\u5085\uff0c\u9762\u5bf9\u4e00\u6574\u6392\u7b49\u5f85\u5904\u7406\u7684\u5de5\u4ef6\uff0c\u5982\u679c\u6bcf\u4e00\u9053\u5de5\u5e8f\u90fd\u8981\u7b49\u5f85\u534a\u5929\u624d\u80fd\u56fa\u5316\uff0c\u90a3\u6548\u7387\u7b80\u76f4\u6bd4\u8717\u725b\u8fd8\u6162 \ud83d\ude05\u3002<\/p>\n
\u8fd9\u4e2a\u65f6\u5019\uff0c\u6750\u6599\u7684\u9009\u62e9\u5c31\u53d8\u5f97\u5c24\u4e3a\u91cd\u8981\u4e86\u3002\u800c\u79d1\u601d\u521b\uff08Covestro\uff09\u63a8\u51fa\u7684Desmodur 44V20L<\/strong>\uff0c\u5c31\u50cf\u662f\u4e00\u5242\u201c\u901f\u6548\u50ac\u5316\u5242\u201d\uff0c\u8ba9\u6574\u4e2a\u55b7\u6d82\u8fc7\u7a0b\u53d8\u5f97\u65e2\u9ad8\u6548\u53c8\u53ef\u9760\u3002\u5b83\u4e0d\u4ec5\u62e5\u6709\u51fa\u8272\u7684\u53cd\u5e94\u6d3b\u6027\uff0c\u8fd8\u80fd\u5728\u77ed\u65f6\u95f4\u5185\u5b8c\u6210\u56fa\u5316\uff0c\u5927\u5927\u63d0\u5347\u4e86\u751f\u4ea7\u6548\u7387\u548c\u6210\u54c1\u8d28\u91cf\u3002<\/p>\n\u4eca\u5929\uff0c\u6211\u4eec\u5c31\u6765\u6df1\u5165\u63a2\u8ba8\u8fd9\u6b3e\u88ab\u8a89\u4e3a\u55b7\u6d82\u805a\u6c28\u916f\u9886\u57df\u201c\u95ea\u7535\u4fa0\u201d\u7684\u660e\u661f\u4ea7\u54c1\u2014\u2014Desmodur 44V20L<\/strong>\uff0c\u770b\u770b\u5b83\u662f\u5982\u4f55\u5728\u5feb\u901f\u56fa\u5316\u4e2d\u5927\u653e\u5f02\u5f69\u7684\uff01<\/p>\n
\n\u7b2c\u4e00\u90e8\u5206\uff1a\u4ec0\u4e48\u662fDesmodur 44V20L\uff1f \u2697\ufe0f<\/h2>\n1.1 \u4ea7\u54c1\u7b80\u4ecb<\/h3>\n
Desmodur 44V20L<\/strong> \u662f\u7531\u5fb7\u56fd\u79d1\u601d\u521b\u516c\u53f8\u7814\u53d1\u7684\u4e00\u79cd\u591a\u4e9a\u7532\u57fa\u591a\u82ef\u57fa\u591a\u5f02\u6c30\u9178\u916f\uff08PMDI\uff09\uff0c\u5e38\u7528\u4e8e\u53cc\u7ec4\u5206\u805a\u6c28\u916f\u4f53\u7cfb\u4e2d\u4f5c\u4e3aA\u7ec4\u5206\uff08\u5f02\u6c30\u9178\u916f\u7ec4\u5206\uff09\u3002\u5b83\u7279\u522b\u9002\u7528\u4e8e\u55b7\u6d82\u53d1\u6ce1\u3001\u55b7\u6d82\u6d82\u5c42\u53ca\u7ed3\u6784\u6ce1\u6cab\u7b49\u9886\u57df\uff0c\u5c24\u5176\u5728\u9700\u8981\u5feb\u901f\u56fa\u5316\u7684\u5de5\u827a\u4e2d\u8868\u73b0\u4f18\u5f02\u3002<\/p>\n\u7b80\u5355\u6765\u8bf4\uff0c\u5b83\u5c31\u50cf\u662f\u805a\u6c28\u916f\u5316\u5b66\u53cd\u5e94\u4e2d\u7684\u201c\u70b9\u706b\u5668\u201d\uff0c\u4e00\u65e6\u4e0e\u591a\u5143\u9187\uff08B\u7ec4\u5206\uff09\u6df7\u5408\uff0c\u5c31\u80fd\u8fc5\u901f\u5f15\u53d1\u805a\u5408\u53cd\u5e94\uff0c\u5f62\u6210\u575a\u56fa\u8010\u7528\u7684\u805a\u6c28\u916f\u6750\u6599\u3002<\/p>\n
1.2 \u4e3b\u8981\u7279\u70b9<\/h3>\n
\n\n\n\u7279\u6027<\/th>\n | \u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n |
\n\n\u5316\u5b66\u7c7b\u578b<\/td>\n | \u591a\u4e9a\u7532\u57fa\u591a\u82ef\u57fa\u591a\u5f02\u6c30\u9178\u916f\uff08PMDI\uff09<\/td>\n<\/tr>\n |
\nNCO\u542b\u91cf<\/td>\n | \u7ea631.5%<\/td>\n<\/tr>\n |
\n\u7c98\u5ea6\uff0825\u00b0C\uff09<\/td>\n | 180\u2013250 mPa\u00b7s<\/td>\n<\/tr>\n |
\n\u5b98\u80fd\u5ea6<\/td>\n | \u5e73\u5747\u7ea62.7<\/td>\n<\/tr>\n |
\n\u56fa\u5316\u901f\u5ea6<\/td>\n | \u5feb\u901f\uff0c\u9002\u5408\u4f4e\u6e29\u6216\u5ba4\u6e29\u65bd\u5de5<\/td>\n<\/tr>\n |
\n\u53cd\u5e94\u70ed<\/td>\n | \u4e2d\u7b49\u504f\u9ad8<\/td>\n<\/tr>\n |
\n\u64cd\u4f5c\u6e29\u5ea6<\/td>\n | \u5efa\u8bae\u64cd\u4f5c\u6e29\u5ea6\u4e3a20\u201360\u00b0C<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \u4ece\u8868\u683c\u53ef\u4ee5\u770b\u51fa\uff0cDesmodur 44V20L\u5177\u6709\u8f83\u9ad8\u7684NCO\u542b\u91cf\u548c\u9002\u4e2d\u7684\u7c98\u5ea6\uff0c\u8fd9\u4f7f\u5176\u5728\u55b7\u6d82\u8fc7\u7a0b\u4e2d\u6613\u4e8e\u96fe\u5316\uff0c\u4e14\u80fd\u4e0e\u591a\u5143\u9187\u5feb\u901f\u53cd\u5e94\uff0c\u5b9e\u73b0\u5feb\u901f\u56fa\u5316\u3002<\/p>\n \n\u7b2c\u4e8c\u90e8\u5206\uff1a\u4e3a\u4ec0\u4e48\u9009\u62e9Desmodur 44V20L\u505a\u55b7\u6d82\u805a\u6c28\u916f\uff1f \ud83e\uddea<\/h2>\n2.1 \u5feb\u901f\u56fa\u5316\u662f\u5b83\u7684\u770b\u5bb6\u672c\u9886 \ud83d\udca8<\/h3>\n\u5728\u55b7\u6d82\u805a\u6c28\u916f\u4e2d\uff0c\u5feb\u901f\u56fa\u5316\u610f\u5473\u7740\uff1a<\/p>\n \n- \u66f4\u77ed\u7684\u8131\u6a21\u65f6\u95f4<\/li>\n
- \u66f4\u9ad8\u7684\u751f\u4ea7\u7ebf\u5468\u8f6c\u7387<\/li>\n
- \u66f4\u5c11\u7684\u7a7a\u95f4\u5360\u7528<\/li>\n
- \u66f4\u4f4e\u7684\u80fd\u8017\u6210\u672c<\/li>\n<\/ul>\n
Desmodur 44V20L\u51ed\u501f\u5176\u9ad8\u6548\u7684\u53cd\u5e94\u6d3b\u6027\uff0c\u5728\u5e38\u6e29\u4e0b\u5373\u53ef\u5b9e\u73b0\u5feb\u901f\u51dd\u80f6\u548c\u56fa\u5316\uff0c\u7279\u522b\u9002\u5408\u5bf9\u751f\u4ea7\u8282\u594f\u8981\u6c42\u6781\u9ad8\u7684\u884c\u4e1a\u3002<\/p>\n 2.2 \u826f\u597d\u7684\u7269\u7406\u6027\u80fd \ud83c\udfcb\ufe0f\u200d\u2642\ufe0f<\/h3>\n\u867d\u7136\u5b83\u4ee5\u201c\u5feb\u201d\u8457\u79f0\uff0c\u4f46\u5e76\u6ca1\u6709\u727a\u7272\u6750\u6599\u7684\u57fa\u672c\u6027\u80fd\u3002\u4f7f\u7528Desmodur 44V20L\u5236\u5907\u7684\u805a\u6c28\u916f\u6d82\u5c42\u6216\u6ce1\u6cab\u5177\u6709\uff1a<\/p>\n \n- \u9ad8\u673a\u68b0\u5f3a\u5ea6<\/li>\n
- \u826f\u597d\u7684\u8010\u78e8\u6027\u548c\u8010\u538b\u6027<\/li>\n
- \u51fa\u8272\u7684\u9644\u7740\u529b<\/li>\n
- \u6297\u51b2\u51fb\u6027\u80fd\u4f18\u8d8a<\/li>\n<\/ul>\n
2.3 \u7075\u6d3b\u9002\u5e94\u591a\u79cd\u914d\u65b9 \ud83d\udd04<\/h3>\nDesmodur 44V20L\u53ef\u4ee5\u4e0e\u591a\u79cd\u7c7b\u578b\u7684\u591a\u5143\u9187\u642d\u914d\u4f7f\u7528\uff0c\u5305\u62ec\u805a\u919a\u578b\u3001\u805a\u916f\u578b\u4ee5\u53ca\u6539\u6027\u591a\u5143\u9187\u3002\u8fd9\u610f\u5473\u7740\u5de5\u7a0b\u5e08\u53ef\u4ee5\u6839\u636e\u4e0d\u540c\u5e94\u7528\u573a\u666f\u7075\u6d3b\u8c03\u6574\u914d\u65b9\uff0c\u4ece\u800c\u83b7\u5f97\u4f73\u7684\u6027\u80fd\u5e73\u8861\u3002<\/p>\n \u4f8b\u5982\uff1a<\/p>\n \n\n\n\u591a\u5143\u9187\u7c7b\u578b<\/th>\n | \u5e94\u7528\u573a\u666f<\/th>\n | \u4f18\u70b9<\/th>\n<\/tr>\n<\/thead>\n | \n\n\u805a\u919a\u578b<\/td>\n | \u55b7\u6d82\u4fdd\u6e29\u5c42\u3001\u51b7\u5e93\u677f<\/td>\n | \u8010\u6c34\u89e3\u6027\u597d<\/td>\n<\/tr>\n | \n\u805a\u916f\u578b<\/td>\n | \u5de5\u4e1a\u8bbe\u5907\u5916\u58f3\u3001\u8f66\u7528\u90e8\u4ef6<\/td>\n | \u8010\u78e8\u8010\u6cb9<\/td>\n<\/tr>\n | \n\u6539\u6027\u591a\u5143\u9187<\/td>\n | \u7ed3\u6784\u6ce1\u6cab\u3001\u8f7b\u8d28\u590d\u5408\u6750\u6599<\/td>\n | \u5bc6\u5ea6\u53ef\u63a7\u3001\u529b\u5b66\u6027\u80fd\u4f73<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \n\u7b2c\u4e09\u90e8\u5206\uff1aDesmodur 44V20L\u5728\u55b7\u6d82\u5de5\u827a\u4e2d\u7684\u5b9e\u6218\u8868\u73b0 \ud83c\udfaf<\/h2>\n3.1 \u55b7\u6d82\u53d1\u6ce1\u4e2d\u7684\u8868\u73b0<\/h3>\n\u5728\u55b7\u6d82\u53d1\u6ce1\u5e94\u7528\u4e2d\uff0cDesmodur 44V20L\u5e38\u5e38\u88ab\u7528\u4e8e\u5efa\u7b51\u5916\u5899\u4fdd\u6e29\u3001\u51b7\u5e93\u9694\u70ed\u3001\u51b7\u85cf\u8f66\u7bb1\u4f53\u586b\u5145\u7b49\u573a\u5408\u3002<\/p>\n \u5178\u578b\u55b7\u6d82\u53d1\u6ce1\u53c2\u6570\u5982\u4e0b\uff1a<\/h4>\n\n\n\n\u53c2\u6570<\/th>\n | \u6570\u503c<\/th>\n<\/tr>\n<\/thead>\n | \n\nA\/B\u6bd4\u4f8b\uff08\u4f53\u79ef\u6bd4\uff09<\/td>\n | 1:1 \u6216 1:2<\/td>\n<\/tr>\n | \n\u55b7\u6d82\u539a\u5ea6<\/td>\n | 10\u2013100 mm<\/td>\n<\/tr>\n | \n\u51dd\u80f6\u65f6\u95f4<\/td>\n | 3\u20138\u79d2<\/td>\n<\/tr>\n | \n\u8131\u6a21\u65f6\u95f4<\/td>\n | 30\u201390\u79d2<\/td>\n<\/tr>\n | \n\u5bc6\u5ea6\u8303\u56f4<\/td>\n | 30\u201360 kg\/m\u00b3<\/td>\n<\/tr>\n | \n\u5bfc\u70ed\u7cfb\u6570<\/td>\n | \u2264 0.022 W\/(m\u00b7K)<\/td>\n<\/tr>\n | \n\u538b\u7f29\u5f3a\u5ea6<\/td>\n | \u2265 200 kPa<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \u53ef\u4ee5\u770b\u5230\uff0c\u4f7f\u7528Desmodur 44V20L\u8fdb\u884c\u55b7\u6d82\u53d1\u6ce1\uff0c\u80fd\u591f\u5728\u51e0\u79d2\u949f\u5185\u5b8c\u6210\u521d\u6b65\u51dd\u80f6\uff0c\u51e0\u5206\u949f\u5185\u5b8c\u6210\u8131\u6a21\uff0c\u6781\u5927\u5730\u63d0\u9ad8\u4e86\u65bd\u5de5\u6548\u7387\u3002<\/p>\n 3.2 \u55b7\u6d82\u6d82\u5c42\u4e2d\u7684\u8868\u73b0 \ud83d\udd8c\ufe0f<\/h3>\n\u9664\u4e86\u53d1\u6ce1\u5e94\u7528\u5916\uff0cDesmodur 44V20L\u4e5f\u5e7f\u6cdb\u7528\u4e8e\u55b7\u6d82\u805a\u6c28\u916f\u5f39\u6027\u4f53\uff08SPUA\uff09\u548c\u9632\u62a4\u6d82\u5c42\u4e2d\uff0c\u5982\uff1a<\/p>\n | | |