发明名称 |
Solutions of polyisocyanate polyaddition products |
摘要 |
This invention relates to solutions of polyisocyanate polyaddition products with a solids content of from 5 to 70% by weight of A. Reaction products of (a) polyisocyanates, (b) hydrazines and/or polyamines and/or dihydrazides and/or ammonia and/or urea and/or low molecular weight polyols, (c) optionally higher molecular weight polyols and (d) optionally formaldehyde in B. polyhydric alcohols having a molecular weight of between 62 and 450.
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申请公布号 |
US4324716(A) |
申请公布日期 |
1982.04.13 |
申请号 |
US19800209633 |
申请日期 |
1980.11.24 |
申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
REISCHL, ARTUR;JABS, GERT |
分类号 |
C08G18/00;C08G18/08;C08G18/28;C08G18/30;C08G18/32;C08G18/64;C08G18/65;C08L75/04;(IPC1-7):C08G18/32;C08G18/14;C08K5/05;C08K5/06 |
主分类号 |
C08G18/00 |
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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