Title:
POROUS POLYMER MEMBRANE
Document Type and Number:
WIPO Patent Application WO/2013/099966
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a porous polymer membrane which has excellent water permeability and hydrophilicity.
The present invention relates to a porous polymer membrane which is characterized by being formed from a copolymer (A) that has a vinyl alcohol unit and a tetrafluoroethylene unit, with the alternation rate of the vinyl alcohol unit and the tetrafluoroethylene unit being 30% or more.
Inventors:
SHIOTANI YUKO
TANAKA YOSHITO
ITO KENGO
MIKI JUN
TANAKA YOSHITO
ITO KENGO
MIKI JUN
Application Number:
PCT/JP2012/083690
Publication Date:
July 04, 2013
Filing Date:
December 26, 2012
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
B01D69/08; C08J9/28; B01D71/34; B01D71/36; B01D71/38; C02F1/44; C08F214/26; C08F216/06; C08L27/16; C08L27/18; C08L29/04; D01F6/00; D01F6/32; D01F6/34; D01F6/48; D01F6/50; H01M50/414
Domestic Patent References:
| WO2011126056A1 | 2011-10-13 |
Foreign References:
| JPH05261256A | 1993-10-12 | |||
| JPH02502832A | 1990-09-06 | |||
| JPS5892447A | 1983-06-01 | |||
| JPH05261256A | 1993-10-12 |
Other References:
See also references of EP 2784108A4
Attorney, Agent or Firm:
YASUTOMI & Associates (JP)
Patent business corporation Yasutomi international patent firm (JP)
Patent business corporation Yasutomi international patent firm (JP)
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Claims: