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°0 C. and +25° C.
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申请公布号 |
US2002058722(A1) |
申请公布日期 |
2002.05.16 |
申请号 |
US20010989451 |
申请日期 |
2001.11.21 |
申请人 |
LEENSLAG JAN WILLEM;CUNNINGHAM ANTHONY;ELING BEREND |
发明人 |
LEENSLAG JAN WILLEM;CUNNINGHAM ANTHONY;ELING BEREND |
分类号 |
C08G18/09;C08G18/66;C08G18/79;C08J9/38;(IPC1-7):C08G18/00 |
主分类号 |
C08G18/09 |
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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