发明名称 |
Polyurethanes based on aromatic polyamines |
摘要 |
Aromatic di- and triamines are disclosed which amines are prepared by reacting isatoic acid anhydride with a compound containing at least two hydroxyl groups and at least one tertiary nitrogen group and having a molecular weight of from about 119 to about 1000. These amines are especially suited for preparing polyurethane resins by reaction with polyisocyanates.
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申请公布号 |
US4016143(A) |
申请公布日期 |
1977.04.05 |
申请号 |
US19760687570 |
申请日期 |
1976.05.18 |
申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
BLAHAK, JOHANNES;MULLER, ERWIN;RICHERT, KARL HARTWIG |
分类号 |
C08G18/10;C08G18/32;C08G18/65;(IPC1-7):C08G18/32;C08G18/14 |
主分类号 |
C08G18/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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