发明申请
US20020040763A1 Polyureas based on IPDI, HDI, their isocyanurates and amines
审中-公开
基于IPDI的聚脲,HDI,它们的异氰脲酸酯和胺
- 专利标题: Polyureas based on IPDI, HDI, their isocyanurates and amines
- 专利标题(中): 基于IPDI的聚脲,HDI,它们的异氰脲酸酯和胺
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申请号: US09939686申请日: 2001-08-28
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公开(公告)号: US20020040763A1公开(公告)日: 2002-04-11
- 发明人: Werner Grenda , Joern Volker Weiss
- 申请人: Degussa AG
- 申请人地址: DE Duesseldorf
- 专利权人: Degussa AG
- 当前专利权人: Degussa AG
- 当前专利权人地址: DE Duesseldorf
- 优先权: DE10042322.1 20000829
- 主分类号: C09J004/00
- IPC分类号: C09J004/00
摘要:
A polyurea, comprising the reaction product of isophorone diisocyanate (IPDI), hexamethylene diisocyanate (HDI), isocyanurates thereof and combinations of these materials with amines, the polyurea having a NCO/NH2 ratio of 0.9 to 1.1 to 1 and an average molecular weight of at least 5000.