| 发明名称 |
Modified polyisocyanate compositions and molded flexible polyurethane foam |
| 摘要 |
Molded flexible polyurethane foam is prepared by reacting a polyol with a urea-biuret modified polyisocyanate mixture which is composed of toluene diisocyanate and polymeric diphenylmethane diisocyanate.
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| 申请公布号 |
US4803229(A) |
申请公布日期 |
1989.02.07 |
| 申请号 |
US19860816400 |
申请日期 |
1986.01.06 |
| 申请人 |
BASF CORPORATION |
发明人 |
NARAYAN, THIRUMURTI;PRAY, EDWARD R.;STOLL, JOHN R. |
| 分类号 |
C08G18/63;C08G18/78;(IPC1-7):C08G18/79 |
主分类号 |
C08G18/63 |
| 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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