发明名称 |
Fine cell, water-blown rigid polyurethane foams |
摘要 |
The invention relates to a process for the production of water-blown, finely cellular rigid foams containing urethane groups and/or isocyanurate groups by the reaction of polyisocyanates with a polyol component in the form of an emulsion. The invention also relates to open-cell polyurethane foams which are foamable in the mould.
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申请公布号 |
US7671104(B2) |
申请公布日期 |
2010.03.02 |
申请号 |
US20040852867 |
申请日期 |
2004.05.25 |
申请人 |
BAYER MATERIALSCIENCE AG |
发明人 |
HEINEMANN TORSTEN;KLAEN WALTER |
分类号 |
C08G18/28;C08G18/36;C08G18/40;F16L59/02 |
主分类号 |
C08G18/28 |
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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