发明名称 |
PROCESS FOR PREPARING RIGID POLYURETHANE FOAMS |
摘要 |
Rigid polyurethane foams having a closed cell content higher than 85 %, a core density of below 32 kg/m<3> and a dimensional stability, expressed as the sum of the absolute values of the relative linear changes in the three dimensions after exposure to -20 DEG C for 14 days, of below 15 %. |
申请公布号 |
EP0787164(B1) |
申请公布日期 |
1998.08.12 |
申请号 |
EP19950933377 |
申请日期 |
1995.09.15 |
申请人 |
IMPERIAL CHEMICAL INDUSTRIES PLC |
发明人 |
BIESMANS, GUY, LEON, JEAN, GHISLAIN;BARKER, MARTIN |
分类号 |
C08G18/00;C08J9/14 |
主分类号 |
C08G18/00 |
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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