发明授权
- 专利标题： Demulsifiers and methods for use in pharmaceutical applications
- 专利标题（中）： 用于制药应用的破乳剂和方法
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申请号： US12384262申请日： 2009-04-02
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公开(公告)号： US08133924B2公开(公告)日： 2012-03-13
- 发明人: Ruela Talingting-Pabalan , Manilal S. Dahanayake , Gary Woodward , Herve Adam
- 申请人： Ruela Talingting-Pabalan , Manilal S. Dahanayake , Gary Woodward , Herve Adam
- 申请人地址： FR Aubervilliers
- 专利权人： Rhodia Operations
- 当前专利权人： Rhodia Operations
- 当前专利权人地址： FR Aubervilliers
- 主分类号： B01D17/05
- IPC分类号： B01D17/05
摘要：
Demulsifiers containing an anionic surfactant selected from alkylsulfosuccinates, alkylsulfonates, alkylphosphonic acids, and their salts; a nonionic surfactant selected from ethylene oxide/propylene oxide copolymers, ethoxylated fatty acids of polyethylene glycol, terpene alkoxylates, and modified alkanolamides; or a combination of an anionic and a nonionic surfactant, and methods of use thereof in breaking emulsions.