| 发明名称 |
Polyurethane RIM elastomers obtained with hydroxyl-containing heterocyclic organotin catalysts. |
| 摘要 |
<p>The invention relates to reaction injection molded elastomers derived from high molecular weight polyether polyols, an aromatic diamine chain extender, a polyisocyanate and a hydroxyl-containing organotin catalyst. The reaction injection molded (RIM) elastomers of this invention are useful, for example, as automobile body parts.</p> |
| 申请公布号 |
EP0490277(A2) |
申请公布日期 |
1992.06.17 |
| 申请号 |
EP19910120920 |
申请日期 |
1991.12.05 |
| 申请人 |
AIR PRODUCTS AND CHEMICALS, INC. |
发明人 |
DEWHURST, JOHN ELTON;NICHOLS, JAMES DUDLEY |
| 分类号 |
C08G18/22;C08G18/24;C08G18/65;C08G18/66 |
主分类号 |
C08G18/22 |
| 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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