Invention Grant
- Patent Title: Demulsifiers and methods for use in pharmaceutical applications
- Patent Title (中): 用于制药应用的破乳剂和方法
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Application No.: US12384262Application Date: 2009-04-02
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Publication No.: US08133924B2Publication Date: 2012-03-13
- Inventor: Ruela Talingting-Pabalan , Manilal S. Dahanayake , Gary Woodward , Herve Adam
- Applicant: Ruela Talingting-Pabalan , Manilal S. Dahanayake , Gary Woodward , Herve Adam
- Applicant Address: FR Aubervilliers
- Assignee: Rhodia Operations
- Current Assignee: Rhodia Operations
- Current Assignee Address: FR Aubervilliers
- Main IPC: B01D17/05
- IPC: B01D17/05
Abstract:
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.
Public/Granted literature
- US20090209664A1 Demulsifiers and methods for use in pharmaceutical applications Public/Granted day:2009-08-20
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