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Title:
SEPARATION MEMBRANE ELEMENT
Document Type and Number:
WIPO Patent Application WO/2011/152484
Kind Code:
A1
Abstract:
Provided is a separation membrane element, wherein it is possible to increase the amount of fluid permeating per unit time and to improve stability performance. Specifically provided is a separation membrane element configured from a separation function layer on the surface, a separation membrane having a non-woven fabric functioning as a base material on the rear surface of the separation membrane, and a permeation-side passage material disposed on the rear surface side of said base material, wherein the permeation-side passage material is formed from a different material from the separation membrane, and the ratio of the projection area of the permeation-side passage material relative to the separation membrane is 0.03 to 0.80.

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Inventors:
KIMURA, Masahiro (Toray Industries Inc., 1-1, Sonoyama 1-chome, Otsu-sh, Shiga 58, 〒5208558, JP)
木村　将弘 (〒58 滋賀県大津市園山１丁目１番１号　東レ株式会社　滋賀事業場内 Shiga, 〒5208558, JP)
OTO, Katsufumi (Toray Industries Inc., 1-1, Sonoyama 1-chome, Otsu-sh, Shiga 58, 〒5208558, JP)
大音　勝文 (〒58 滋賀県大津市園山１丁目１番１号　東レ株式会社　滋賀事業場内 Shiga, 〒5208558, JP)
TAKAGI, Kentarou (Toray Industries Inc., 1-1, Sonoyama 1-chome, Otsu-sh, Shiga 58, 〒5208558, JP)
高木　健太朗 (〒58 滋賀県大津市園山１丁目１番１号　東レ株式会社　滋賀事業場内 Shiga, 〒5208558, JP)
Application Number:
JP2011/062673
Publication Date:
December 08, 2011
Filing Date:
June 02, 2011
Export Citation:
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Assignee:
TORAY INDUSTRIES, INC. (1-1 Nihonbashi-Muromachi 2-chome, Chuo-ku Tokyo, 66, 〒1038666, JP)
東レ株式会社 (〒66 東京都中央区日本橋室町２丁目１番１号 Tokyo, 〒1038666, JP)
KIMURA, Masahiro (Toray Industries Inc., 1-1, Sonoyama 1-chome, Otsu-sh, Shiga 58, 〒5208558, JP)
木村　将弘 (〒58 滋賀県大津市園山１丁目１番１号　東レ株式会社　滋賀事業場内 Shiga, 〒5208558, JP)
OTO, Katsufumi (Toray Industries Inc., 1-1, Sonoyama 1-chome, Otsu-sh, Shiga 58, 〒5208558, JP)
大音　勝文 (〒58 滋賀県大津市園山１丁目１番１号　東レ株式会社　滋賀事業場内 Shiga, 〒5208558, JP)
TAKAGI, Kentarou (Toray Industries Inc., 1-1, Sonoyama 1-chome, Otsu-sh, Shiga 58, 〒5208558, JP)
International Classes:
B01D69/12; B01D63/00
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Claims:



 
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