发明申请
- 专利标题: PREPOLYMERS
- 专利标题(中): 准备工作者
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申请号: US12390811申请日: 2009-02-23
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公开(公告)号: US20090247721A1公开(公告)日: 2009-10-01
- 发明人: Marc Leimenstoll , Burkhardt Koehler , Christos Karafilidis , Matthias Wintermantel
- 申请人: Marc Leimenstoll , Burkhardt Koehler , Christos Karafilidis , Matthias Wintermantel
- 申请人地址: DE Leverkusen
- 专利权人: Bayer MaterialScience AG
- 当前专利权人: Bayer MaterialScience AG
- 当前专利权人地址: DE Leverkusen
- 优先权: DE102008011472.3 20080227
- 主分类号: C08G18/10
- IPC分类号: C08G18/10
摘要:
The invention relates to novel prepolymers which are accessible from the formamides of oligomeric di- or polyamines (formamide-terminated oligomers) and di- or polyisocyanates.
公开/授权文献
- US07923574B2 Prepolymers 公开/授权日:2011-04-12
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