Title:
ULTRAFILTRATION MEMBRANE
Document Type and Number:
Japanese Patent JP2002191947
Kind Code:
A
Abstract:
To obtain an ultrafiltration membrane with high water permeability and soil resistance.
The ultrafiltration membrane consisting of a hydrophilic polymer and a hydrophobic polymer and in which both polymers are under a phase- separated condition and the hydrophilic polymer is a polyvinyl alcohol with a degree of saponification of 5-50% is provided.
Inventors:
HACHISUGA HISAO
NAITO TOMOYA
NAITO TOMOYA
Application Number:
JP2000396772A
Publication Date:
July 10, 2002
Filing Date:
December 27, 2000
Export Citation:
Assignee:
NITTO DENKO CORP
International Classes:
B01D71/38; B01D61/18; B01D69/02; B01D69/08; (IPC1-7): B01D71/38; B01D61/18; B01D69/02; B01D69/08
Attorney, Agent or Firm:
Hiroshi Morioka