发明名称 |
Preparation of fire retardant flexible polyester based polyurethane foams having reduced discoloration and scorch |
摘要 |
Fire retardant flexible polyurethane foams are prepared with reduced scorch and discoloration by the addition of a stabilizing amount of from about 1 to about 12 parts by weight of a cyclic alkylene carbonate to the formulation, based on the weight of the polyester polyol employed, without affecting the fire retardancy of the foam product.
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申请公布号 |
US4711910(A) |
申请公布日期 |
1987.12.08 |
申请号 |
US19860922629 |
申请日期 |
1986.10.24 |
申请人 |
ATLANTIC RICHFIELD COMPANY |
发明人 |
STATTON, GARY L.;GAUL, JAMES M. |
分类号 |
C08J9/02;C08G18/00;C08K5/09;C08K5/1565;C08L75/06;(IPC1-7):C08G18/14;C08G18/16;C08G18/30 |
主分类号 |
C08J9/02 |
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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