发明名称 |
PROCESS FOR MAKING A PIPA-POLYOL |
摘要 |
Process for preparing a polyol comprising particulate material in dispersed form by reacting an MDI-based polyisocyanate and a polyol having an equivalent weight of up to 400 in a relative amount such that the number of NCO-groups is 70-100% of the number of OH-groups in said polyol having an equivalent weight of up to 400, the reaction being carried out in a polyol having an equivalent weight of 500 or more. The polyols are claimed as well.
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申请公布号 |
CA2581506(C) |
申请公布日期 |
2012.09.11 |
申请号 |
CA20052581506 |
申请日期 |
2005.09.23 |
申请人 |
HUNTSMAN INTERNATIONAL LLC |
发明人 |
VERHELST, GABRIEL ALBERT;YU, JIANMING |
分类号 |
C08G18/08;C08G18/40 |
主分类号 |
C08G18/08 |
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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