Invention Grant
- Patent Title: Gas separation membranes
- Patent Title (中): 气体分离膜
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Application No.: US12517372Application Date: 2007-12-17
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Publication No.: US08167983B2Publication Date: 2012-05-01
- Inventor: Matthias Seiler , Stefan Bernhardt , Rolf Schneider , Roland Wursche , Franz-Erich Baumann
- Applicant: Matthias Seiler , Stefan Bernhardt , Rolf Schneider , Roland Wursche , Franz-Erich Baumann
- Applicant Address: DE Essen
- Assignee: Evonik Degussa GmbH
- Current Assignee: Evonik Degussa GmbH
- Current Assignee Address: DE Essen
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: DE102006061457 20061223; DE102007058320 20071204
- International Application: PCT/EP2007/064051 WO 20071217
- International Announcement: WO2008/077837 WO 20080703
- Main IPC: B01D53/22
- IPC: B01D53/22 ; B01D39/16
Abstract:
The present invention relates to compositions for producing membranes, the compositions comprising at least 0.1% by weight of highly branched polymer, at least 0.5% by weight of linear polymer and at least 30% by weight of solvent. The present invention additionally describes membranes obtainable from the compositions, and methods of producing these membranes.
Public/Granted literature
- US20100071557A1 GAS SEPARATION MEMBRANES Public/Granted day:2010-03-25
Information query
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