发明授权
- 专利标题: Polymer dispersions in polyester polyols
- 专利标题(中): 聚酯多元醇中的聚合物分散体
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申请号: US12831333申请日: 2010-07-07
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公开(公告)号: US07893150B2公开(公告)日: 2011-02-22
- 发明人: Hartmut Nefzger , Erika Bauer , Erhard Michaels
- 申请人: Hartmut Nefzger , Erika Bauer , Erhard Michaels
- 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
- 代理商 N. Denise Brown; Noland J. Cheung
- 优先权: DE10335250 20030801
- 主分类号: C08F257/02
- IPC分类号: C08F257/02 ; C08F283/02 ; C08F2/32 ; C08G18/42 ; C08K5/10
摘要:
The present invention relates to polymer dispersions in polyester polyols, a process for producing them and their use for the production of polyurethanes, in particular microcellular polyurethanes. These polyester polyols have sulfur atoms and are free of olefinically unsaturated groups.
公开/授权文献
- US20100280212A1 POLYMER DISPERSIONS IN POLYESTER POLYOLS 公开/授权日:2010-11-04
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