Invention Grant
- Patent Title: Method for producing quaternary ammonium compounds
- Patent Title (中): 生产季铵化合物的方法
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Application No.: US11597106Application Date: 2005-05-27
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Publication No.: US08163951B2Publication Date: 2012-04-24
- Inventor: Laszlo Szarvas , Klemens Massonne , Matthias Maase , Alfred Oftring
- Applicant: Laszlo Szarvas , Klemens Massonne , Matthias Maase , Alfred Oftring
- Applicant Address: DE Ludwigshafen
- Assignee: BASF Aktiengesellschaft
- Current Assignee: BASF Aktiengesellschaft
- Current Assignee Address: DE Ludwigshafen
- Agency: Rothwell, Figg, Ernst & Manbeck, P.C.
- Priority: DE102004026153 20040528; DE102005005582 20050207
- International Application: PCT/EP2005/005727 WO 20050527
- International Announcement: WO2005/115969 WO 20051208
- Main IPC: C07C303/00
- IPC: C07C303/00 ; C07C209/68
Abstract:
The present invention relates to a process for preparing quaternary ammonium compounds, which comprises reacting compounds comprising an sp3-hybridized nitrogen atom with a dialkyl sulfate or trialkyl phosphate and subjecting the resulting ammonium compound to an anion exchange.
Public/Granted literature
- US20070254822A1 Method for Producing Quaternary Ammonium Compounds Public/Granted day:2007-11-01
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