Title:
FILTER CARTRIDGE AND METHOD FOR FILTRATION THEREWITH
Document Type and Number:
Japanese Patent JP2002166134
Kind Code:
A
Abstract:
To provide a filter cartridge using a hydrophilic microporous precision filtration membrane having excellent chemical resistance and environmental compatibility.
There are provided a precision filter cartridge having a microporous filtration membrane, a membrane support, a core, a peripheral cover, and an end plate, wherein all of the members are made of polyether sulfone, and when the filter cartridge is recycled into pellets, the pellets have a reduced viscosity of 0.36 to below 0.45 and a method for filtration therewith.
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Inventors:
OTANI SUMIO
Application Number:
JP2000363091A
Publication Date:
June 11, 2002
Filing Date:
November 29, 2000
Export Citation:
Assignee:
FUJI PHOTO FILM CO LTD
International Classes:
B01D61/18; B01D39/16; B01D61/14; B01D63/00; B01D63/06; B01D65/00; B01D65/06; B01D71/68; H01L21/304; (IPC1-7): B01D61/18; B01D61/14; B01D63/00; B01D65/06; B01D71/68; H01L21/304
Attorney, Agent or Firm:
Shohei Oguri (4 outside)
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