| 发明名称 |
Flexible polyurethane foams |
| 摘要 |
Process for preparing a flexible polyurethane foam by reacting a polyisocyanate and two different polyols under foam forming conditions so as to prepare a rigid foam and by crushing the rigid foam so obtained. Flexible foams are obtained which do not show a major glass transition temperature between -100° C. and +25° C.
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| 申请公布号 |
US6335379(B1) |
申请公布日期 |
2002.01.01 |
| 申请号 |
US19980197978 |
申请日期 |
1998.11.23 |
| 申请人 |
IMPERIAL CHEMICAL INDUSTRIES PLS |
发明人 |
LEENSLAG JAN WILLEM;CUNNINGHAM ANTHONY;ELING BEREND |
| 分类号 |
C08G18/09;C08G18/66;C08G18/79;C08J9/38;(IPC1-7):C08G18/06 |
主分类号 |
C08G18/09 |
| 代理机构 |
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