发明授权
- 专利标题: Aqueous polymer dispersions
- 专利标题(中): 聚合物水分散体
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申请号: US682167申请日: 1996-07-17
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公开(公告)号: US5696185A公开(公告)日: 1997-12-09
- 发明人: Wilhelm Friedrich Beckerle , Rolf Petri , Bernhard Dotzauer , Manfred Schwartz , Maximilian Angel
- 申请人: Wilhelm Friedrich Beckerle , Rolf Petri , Bernhard Dotzauer , Manfred Schwartz , Maximilian Angel
- 申请人地址: DEX Ludwigshafen
- 专利权人: BASF Aktiengesellschaft
- 当前专利权人: BASF Aktiengesellschaft
- 当前专利权人地址: DEX Ludwigshafen
- 优先权: DEX4317035.8 19930521
- 主分类号: C04B24/26
- IPC分类号: C04B24/26 ; C04B28/02 ; C08F2/22 ; C08F220/12 ; C08L35/06
摘要:
Aqueous dispersions of polymers which have a high glass transition temperature and a low average molecular weight and contain a specific amount of methacrylic acid as polymerized units are suitable, in liquid or dried form, as additives for improving the flow behavior of cement-containing mineral building materials having binding properties.
公开/授权文献
- US4602955A Composite material that can be used to make oxygen sensors 公开/授权日:1986-07-29
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