| 发明名称 |
RIGID ISOCYANANURATE POLYURETHANE FOAMS |
| 摘要 |
<p>Rigid isocyanurate urethane polymers useful for insulation purposes and characterized by superior thermal stability are prepared by reacting an excess of polymeric isocyanate with butenediol in the presence of blowing agent and catalyst.</p> |
| 申请公布号 |
GB2051837(B) |
申请公布日期 |
1983.07.20 |
| 申请号 |
GB19800012753 |
申请日期 |
1980.04.17 |
| 申请人 |
GAF CORP |
发明人 |
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| 分类号 |
C08G18/00;C08G18/02;C08G18/67;(IPC1-7):08G18/14 |
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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