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Title:
FILM WITHSTANDING ORGANIC CONTAMINATION
Document Type and Number:
Japanese Patent JP2002066276
Kind Code:
A
Abstract:

To prevent a film from bringing about the lowering of performance by organic contamination in separating a solute in raw water containing an organic contaminant by the film.

A separation film having excellent resistance against organic contamination is obtained by providing a water soluble polymer on the surface layer of the separation film.


Inventors:
HAMADA MASATO
TANIOKA AKIHIKO
MATSUMOTO HIDETOSHI
Application Number:
JP2000259405A
Publication Date:
March 05, 2002
Filing Date:
August 29, 2000
Export Citation:
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Assignee:
ASAHI KASEI CORP
International Classes:
B01D69/12; B01D69/06; B01D69/08; B01D71/40; B01D71/78; D01F6/04; D06M14/28; D06M15/263; (IPC1-7): B01D69/12; B01D69/06; B01D69/08; B01D71/40; B01D71/78; D01F6/04; D06M14/28; D06M15/263
Domestic Patent References:
JPH0768141A1995-03-14
JP2000061275A2000-02-29
JPH0370750A1991-03-26
JPS6458303A1989-03-06
JPH0332729A1991-02-13
JP2000176260A2000-06-27
JPS5616187A1981-02-16
JPH06228887A1994-08-16
JPH0949830A1997-02-18