| 发明名称 |
High resilience polyurethane foam |
| 摘要 |
Selected tetrafunctional methylene-bridged aromatic isocyanates and a method for their preparation are disclosed. The utility of these isocyanates as cross-linking agents for polyurethanes is also disclosed.
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| 申请公布号 |
US4035318(A) |
申请公布日期 |
1977.07.12 |
| 申请号 |
US19760659302 |
申请日期 |
1976.02.19 |
| 申请人 |
OLIN CORPORATION |
发明人 |
SCHNABEL, WILHELM J.;COLAFATI, III, RALPH A. |
| 分类号 |
C08G18/77;C08L75/04;(IPC1-7):C08G18/77 |
主分类号 |
C08G18/77 |
| 代理机构 |
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