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Title:
POLYELECTROLYTE COMPOSITION, METHOD OF PRODUCTION OF SAME, AND FUEL CELL
Document Type and Number:
WIPO Patent Application WO/2009/096574
Kind Code:
A1
Abstract:
Presented is a polyelectrolyte composition including a mixed solvent comprising a plurality of solvents with boiling points differing from one another, and polyelectrolyte block copolymers comprising blocks that have ion exchange groups and blocks with substantially no ion exchange groups, wherein the mixed solvent is a good solvent of the polyelectrolyte block copolymers, and solvent A, having the highest boiling point of the solvents of the mixed solvent, is a poor solvent of the polyelectrolyte block copolymers as well as a good solvent of the aforementioned blocks having ion exchange groups.

Inventors:
YAMASHITA, Yasuhiro (2-13-1-5-204, Umezono Tsukuba-sh, Ibaraki 45, 3050045, JP)
Application Number:
JP2009/051672
Publication Date:
August 06, 2009
Filing Date:
January 26, 2009
Export Citation:
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Assignee:
SUMITOMO CHEMICAL COMPANY, LIMITED (27-1, Shinkawa 2-chome Chuo-k, Tokyo 60, 1048260, JP)
住友化学株式会社 (〒60 東京都中央区新川二丁目27番1号 Tokyo, 1048260, JP)
International Classes:
H01M8/02; C08G61/00; C08J5/22; C08L65/02; H01B1/06; H01B13/00; H01M8/10
Attorney, Agent or Firm:
NAKAYAMA, Tohru et al. (Limited5-33, Kitahama 4-chome,Chuo-ku, Osaka-shi, Osaka, 541-8550, JP)
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