发明名称 |
Reaction injection molded polyurethanes employing high molecular weight polyols |
摘要 |
Reaction injection molded polyurethanes prepared from a composition comprising (A) a relatively high molecular weight polyol, (B) a chain extender and (C) a polyisocyanate or polyisothiocyanate are improved by replacing a portion of the relatively high molecular weight polyol with an aminated or partially aminated polyoxyalkylene material.
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申请公布号 |
US4530941(A) |
申请公布日期 |
1985.07.23 |
申请号 |
US19830548179 |
申请日期 |
1983.11.02 |
申请人 |
THE DOW CHEMICAL COMPANY |
发明人 |
TURNER, ROBERT B.;PEFFLEY, RICHARD D.;VANDERHIDER, JAMES A. |
分类号 |
C08G18/50;C08G18/65;C08G18/66;(IPC1-7):C08G18/14;C08G18/32;C08G18/48 |
主分类号 |
C08G18/50 |
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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