| 发明名称 |
Preparation of poly:urethane foams in presence of hydrocarbon(s) |
| 摘要 |
The process is by reacting an organic isocyanate with a polyester polyol in the presence of a 4-6C hydrocarbon - comprises reacting a mixture of polar and non-polar polyester polyols in the presence of heat, then reacting the solution with the isocyanate component in the presence of standard additives.
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| 申请公布号 |
DE19639334(A1) |
申请公布日期 |
1998.04.02 |
| 申请号 |
DE19961039334 |
申请日期 |
1996.09.25 |
| 申请人 |
THANEX POLYURETHAN CHEMIE GMBH & CO. KG, 41747 VIERSEN, DE |
发明人 |
GNEDIN, EUGEN, DR., 41747 VIERSEN, DE |
| 分类号 |
C08G18/42;(IPC1-7):C08G18/42;C08G18/48;C08G63/16;C08G63/20;C08G63/46;C08G63/685;C08G63/91;C08L75/04 |
主分类号 |
C08G18/42 |
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