Title:
Gas permeation membrane
Document Type and Number:
Japanese Patent JP6070562
Kind Code:
B2
Abstract:
The present invention relates to a gas separation membrane comprising as a main component a polyacetal, wherein the polyacetal contains 1.5 to 10 mol of an oxyalkylene unit based on 100 mol of an oxymethylene unit. The gas separation membrane of the present invention has high carbon dioxide gas separating ability and high permeability rate to carbon dioxide gas and is advantageously used as a separation membrane for carbon dioxide gas contained in exhaust gas.
Inventors:
Akira Ito
Application Number:
JP2013536188A
Publication Date:
February 01, 2017
Filing Date:
September 18, 2012
Export Citation:
Assignee:
Mitsubishi Gas Chemical Co., Ltd.
International Classes:
B01D71/52; B01D71/48; C08L59/04; C08L67/00
Domestic Patent References:
| JP57207504A | ||||
| JP4164932A | ||||
| JP2008111139A | ||||
| JP2004508187A | ||||
| JP2004155110A | ||||
| JP2003113298A |
Attorney, Agent or Firm:
Patent business corporation Tsukuni
Hajime Tsukuni
Yasuo Yanagibashi
Keiko Ozawa
Yoko Tanaka
Hajime Tsukuni
Yasuo Yanagibashi
Keiko Ozawa
Yoko Tanaka