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Title:
METHOD FOR WASHING PHOTOCATALYST FILTER AND WASHING KIT THEREFOR
Document Type and Number:
Japanese Patent JP2004321864
Kind Code:
A
Abstract:

To provide a method for simply washing a photocatalyst filter, which has a porous ceramic carrier and a metal oxide like titanium oxide functioning as a photocatalyst supported on the carrier, without lowering photocatalytic activity.

The washing method includes a process for immersing the photocatalyst filter in an alkali washing solution containing aqueous hydrogen peroxide to bubble the surface part of the filter, a process for removing the alkali washing solution bonded to the photocatalyst filter and a process for restoring the photocatalytic function of the photocatalyst filter from which the alkali washing solution is removed.


Inventors:
ANDO TAKAHIRO
KATO SHINJI
Application Number:
JP2003116570A
Publication Date:
November 18, 2004
Filing Date:
April 22, 2003
Export Citation:
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Assignee:
NORITAKE CO LTD
International Classes:
B01D53/86; B01J21/20; B01J35/02; B01J38/64; B01D41/04; (IPC1-7): B01J35/02; B01D41/04; B01D53/86; B01J21/20; B01J38/64
Attorney, Agent or Firm:
Kaiyu International Patent Office