发明名称 |
POLYISOCYANATE COMPOSITIONS |
摘要 |
An elastomer which is the reaction product of : (a) at least one organic polyisocyanate; (b) at least one compound containing a plurality of isocyanate-reactive groups and having a molecular weight greater than 600, and (c) at least one chain extender having a molecular weight not exceeding 600, wherein at least one of components (a) and (b) is or includes a compound having a molecular weight greater than 600 and at least two reactive sites, at least one of which sites contains at least two isocyanate or isocyanate-reactive groups which are separated one from another by a chain of from 2 to 30 atoms and from the reactive groups in other reactive sites by a chain of more than 30 atoms. |
申请公布号 |
ZA8806828(B) |
申请公布日期 |
1990.05.30 |
申请号 |
ZA19880006828 |
申请日期 |
1988.09.13 |
申请人 |
IMPERIAL CHEMICAL INDUSTRIES PLC;ICI AMERICAS INC. |
发明人 |
EDWARD F. CASSIDY;HERBERT R. GILLIS;MALCOLM HANNABY;JAN W. LEENSLAG;ALAIN PARFONDRY |
分类号 |
C08G18/08;C08G18/00;C08G18/10;C08G18/50;C08G18/64;C08G18/65;C08G18/66;C08G18/67;C08G18/73;C08G18/78;C08G18/79;C08G18/80 |
主分类号 |
C08G18/08 |
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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