发明授权
US5804099A Polysiloxane-polyoxyethylene-polyoxypropylene triblock copolymers and
defoaming compounds containing them
失效
聚硅氧烷 - 聚氧乙烯 - 聚氧丙烯三嵌段共聚物和含有它们的消泡化合物
- 专利标题: Polysiloxane-polyoxyethylene-polyoxypropylene triblock copolymers and defoaming compounds containing them
- 专利标题(中): 聚硅氧烷 - 聚氧乙烯 - 聚氧丙烯三嵌段共聚物和含有它们的消泡化合物
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申请号: US752510申请日: 1996-11-20
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公开(公告)号: US5804099A公开(公告)日: 1998-09-08
- 发明人: Wernfried Heilen , Hans-Leo Karminski , Michael Keup , Otto Klocker , Stefan Silber , Roland Spiegler , Roland Sucker
- 申请人: Wernfried Heilen , Hans-Leo Karminski , Michael Keup , Otto Klocker , Stefan Silber , Roland Spiegler , Roland Sucker
- 申请人地址: DEX Essen
- 专利权人: Th. Goldschmidt AG.
- 当前专利权人: Th. Goldschmidt AG.
- 当前专利权人地址: DEX Essen
- 优先权: DEX19544586.4 19951130
- 主分类号: C09B67/46
- IPC分类号: C09B67/46 ; B01D19/04 ; C08G77/46 ; D06P1/16 ; D06P1/52 ; D06P3/54 ; C08G77/04 ; C08G77/42
摘要:
Polysiloxane-polyoxyethylene-polyoxypropylene triblock copolymers having the general formula: ##STR1## as well as compounds for the defoaming of aqueous dispersion paints that are disclosed contain the copolymers as effective defoaming components.
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