Title:
SEPARATION MEMBRANE MODIFICATION METHOD AND SEPARATION MEMBRANE MODIFICATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2011/105188
Kind Code:
A1
Abstract:
Disclosed is a method for modifying a separation membrane comprising cellulose acetate so that the pores in the separation membrane are expanded within a short time and, at the same time, the deterioration of the separation membrane is suppressed. Specifically disclosed is a method for modifying a separation membrane comprising cellulose acetate, which is characterized by bringing the separation membrane into contact with an aqueous alkaline solution or an alcohol to expand the pores in the separation membrane.
Inventors:
ONODA, Sousuke (TECHNICAL RESEARCH CENTER, 1-4, Murotani 1-chome, Nishi-ku, Kobe-sh, Hyogo 41, 〒6512241, JP)
小野田 草介 (〒41 兵庫県神戸市西区室谷１丁目１番４号 株式会社神鋼環境ソリューション 技術研究所内 Hyogo, 〒6512241, JP)
TANIDA, Katsuyoshi (TECHNICAL RESEARCH CENTER, 1-4, Murotani 1-chome, Nishi-ku, Kobe-sh, Hyogo 41, 〒6512241, JP)
小野田 草介 (〒41 兵庫県神戸市西区室谷１丁目１番４号 株式会社神鋼環境ソリューション 技術研究所内 Hyogo, 〒6512241, JP)
TANIDA, Katsuyoshi (TECHNICAL RESEARCH CENTER, 1-4, Murotani 1-chome, Nishi-ku, Kobe-sh, Hyogo 41, 〒6512241, JP)
Application Number:
JP2011/052312
Publication Date:
September 01, 2011
Filing Date:
February 04, 2011
Export Citation:
Assignee:
KOBELCO ECO-SOLUTIONS CO., LTD. (4-78, Wakinohama-cho 1-chome Chuo-ku, Kobe-sh, Hyogo 72, 〒6510072, JP)
株式会社神鋼環境ソリューション (〒72 兵庫県神戸市中央区脇浜町１丁目４番７８号 Hyogo, 〒6510072, JP)
ONODA, Sousuke (TECHNICAL RESEARCH CENTER, 1-4, Murotani 1-chome, Nishi-ku, Kobe-sh, Hyogo 41, 〒6512241, JP)
小野田 草介 (〒41 兵庫県神戸市西区室谷１丁目１番４号 株式会社神鋼環境ソリューション 技術研究所内 Hyogo, 〒6512241, JP)
株式会社神鋼環境ソリューション (〒72 兵庫県神戸市中央区脇浜町１丁目４番７８号 Hyogo, 〒6510072, JP)
ONODA, Sousuke (TECHNICAL RESEARCH CENTER, 1-4, Murotani 1-chome, Nishi-ku, Kobe-sh, Hyogo 41, 〒6512241, JP)
小野田 草介 (〒41 兵庫県神戸市西区室谷１丁目１番４号 株式会社神鋼環境ソリューション 技術研究所内 Hyogo, 〒6512241, JP)
International Classes:
B01D71/16; B01D65/00
Attorney, Agent or Firm:
FUJIMOTO, Noboru (Sakaisuji-Inabata Bldg. 2F, 15-14, Minamisemba 1-chome,,Chuo-ku, Osaka-sh, Osaka 81, 〒5420081, JP)
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