发明授权
US5393463A Use of trialkanolamine polyethers as demulsifiers for oil-in-water
emulsions
失效
使用三烷醇胺聚醚作为水包油乳液的破乳剂
- 专利标题: Use of trialkanolamine polyethers as demulsifiers for oil-in-water emulsions
- 专利标题(中): 使用三烷醇胺聚醚作为水包油乳液的破乳剂
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申请号: US128267申请日: 1993-09-29
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公开(公告)号: US5393463A公开(公告)日: 1995-02-28
- 发明人: Rolf Fikentscher , Knut Oppenlaender , Johannes P. Dix , Wilfried Sager , Hans-Henning Vogel , Klaus Barthold , Guenther Elfers
- 申请人: Rolf Fikentscher , Knut Oppenlaender , Johannes P. Dix , Wilfried Sager , Hans-Henning Vogel , Klaus Barthold , Guenther Elfers
- 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: DEX4003243 19900203
- 主分类号: B01D17/04
- IPC分类号: B01D17/04 ; B01D17/05
摘要:
The present invention relates to the use of trialkanolamine polyethers obtained by condensation of one or more trialkanolamines in the presence of phosphorous acid and/or hypophosphorous acid as demulsifiers for oil-in-water emulsions.
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