发明名称 |
Manufacture of fire retardant foams. |
摘要 |
<p>The invention provides a process for the manufacture of polymeric foams by reacting at least one isocyanate-containing component and water, in which process the isocyanate-containing component comprises a dispersion of a solid fire retardant additive in a liquid isocyanate prepolymer having a free NCO content between 2 and 15 % by weight. The invention also provides new fire retardant compositions comprising a dispersion of a solid fire retardant in liquid isocyanate-containing prepolymer compositions based on a diphenylmethane diisocyanate component and a polyol component.</p> |
申请公布号 |
EP0428258(B1) |
申请公布日期 |
1995.05.17 |
申请号 |
EP19900310542 |
申请日期 |
1990.09.26 |
申请人 |
IMPERIAL CHEMICAL INDUSTRIES PLC |
发明人 |
DUEBER, ERNST OTTO;MULLER, LOUIS |
分类号 |
C08J9/02;C08G18/00;C08G18/06;C08G18/32;C08G18/70;C08K3/32;C08K5/00;C08K5/29;C08K5/31;C08K5/3492;C08K5/3495;C08K5/52;C08K13/02;C08L75/00;C08L75/04;(IPC1-7):C08G18/38;C08K5/349 |
主分类号 |
C08J9/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|