发明名称 |
Process for preparing a flexible foam |
摘要 |
<p>A method for the preparation of flexible polyurethane foams by reacting a polyisocyanate containing at least 85% by weight of 4,4'-diphenylmethane diisocyanate or a liquid variant thereof with a polyol composition comprising at least one poly(oxyethylene-oxyalkylene) polyol having an average nominal hydroxyl functionality of from 2 to 6, a number average hydroxyl equivalent weight of from 1000 to 3000, and an average oxyethylene content of from 50 to 85% by weight and with water in the presence of a catalytically effective amount of an alkali or alkaline earth metal carboxylate salt.</p> |
申请公布号 |
EP0751114(A2) |
申请公布日期 |
1997.01.02 |
申请号 |
EP19960115320 |
申请日期 |
1994.03.23 |
申请人 |
HUNTSMAN ICI EUROPE LLC THE CORPORATION TRUST COMPANY |
发明人 |
ELING, BEREND;HUYGENS, ERIC |
分类号 |
C08J9/02;C07C59/60;C07C69/60;C08G18/22;C08G18/28;C08G18/40;C08G18/48;C08G18/50;C08G18/63;C08G18/67;C08G65/08;C08G65/332;C08G65/333;C08G65/338;(IPC1-7):C07C69/60;C08G65/32 |
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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