Invention Grant
- Patent Title: Purification of ionic liquids
- Patent Title (中): 离子液体的净化
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Application No.: US11720937Application Date: 2005-12-06
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Publication No.: US08231792B2Publication Date: 2012-07-31
- Inventor: Martin Fiene , Harald Rust , Klemens Massonne , Veit Stegmann , Oliver Huttenloch , Jörg Heilek
- Applicant: Martin Fiene , Harald Rust , Klemens Massonne , Veit Stegmann , Oliver Huttenloch , Jörg Heilek
- Applicant Address: DE Ludwigshafen
- Assignee: BASF Aktiengesellschaft
- Current Assignee: BASF Aktiengesellschaft
- Current Assignee Address: DE Ludwigshafen
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: DE102004058907 20041207
- International Application: PCT/EP2005/013061 WO 20051206
- International Announcement: WO2006/061188 WO 20060615
- Main IPC: B01D9/00
- IPC: B01D9/00
Abstract:
The invention relates to a process for purifying an ionic liquid, which comprises the steps (a) partial crystallization of the ionic liquid from its melt and (b) separation of the crystals from the residual melt.
Public/Granted literature
- US20090250409A1 PURIFICATION OF IONIC LIQUIDS Public/Granted day:2009-10-08
Information query
