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公开(公告)号:US06562880B1
公开(公告)日:2003-05-13
申请号:US10124567
申请日:2002-04-17
申请人: Herman P. Doerge , Mauricio H. Venegas
发明人: Herman P. Doerge , Mauricio H. Venegas
IPC分类号: C08J904
CPC分类号: C08J9/127 , C08G18/482 , C08G18/5027 , C08G2101/0025 , C08G2101/005 , C08J2203/142 , C08J2205/10 , C08J2375/04
摘要: Rigid polyurethane or polyisocyanurate foams are produced by reacting an organic polyisocyanate with an amine-based polyether polyol in the presence of a catalyst, a hydrogen-containing fluorocarbon, water and carbon dioxide.
摘要翻译: 刚性聚氨酯或聚异氰脲酸酯泡沫是通过在催化剂,含氢碳氟化合物,水和二氧化碳的存在下使有机多异氰酸酯与胺基聚醚多元醇反应来制备的。