发明授权
- 专利标题: Expandable mixtures that are devoid of isocyanates
- 专利标题(中): 不含异氰酸酯的可膨胀混合物
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申请号: US10549894申请日: 2004-03-04
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公开(公告)号: US07550517B2公开(公告)日: 2009-06-23
- 发明人: Volker Stanjek , Richard Weidner
- 申请人: Volker Stanjek , Richard Weidner
- 申请人地址: DE Munich
- 专利权人: Wacker Chemie AG
- 当前专利权人: Wacker Chemie AG
- 当前专利权人地址: DE Munich
- 代理机构: Brooks Kushman P.C.
- 优先权: DE10311723 20030317
- 国际申请: PCT/EP2004/002214 WO 20040304
- 国际公布: WO2004/083271 WO 20040930
- 主分类号: C08J9/14
- IPC分类号: C08J9/14 ; C08G18/10
摘要:
Foamable mixtures of excellent quality and which are isocyanate free are prepared from silane-terminated prepolymers in which a proportion of the silane end groups are replaced by non-polar organic groups. As a result, the prepolymers have much greater hydrocarbon blowing agent compatibility.
公开/授权文献
- US20060189705A1 Expandable mixtures that are devoid of isocyanates 公开/授权日:2006-08-24