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Title:
CERAMIC BUILDING MATERIAL
Document Type and Number:
Japanese Patent JP2009196874
Kind Code:
A
Abstract:

To provide a ceramic building material which shows high photocatalytic activity and is highly effective in preventing deposition of stains and growth of molds and algae.

The ceramic building material is formed by applying a coating film on a surface of a ceramic substrate 1. The outermost surface of the coating film is formed from a photocatalyst-containing inorganic coating film 2, provided that the photocatalyst contained in the photocatalyst-containing inorganic coating film 2 is titanium oxide having an average particle size of 20-30 nm.


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Inventors:
OKAYAMA SEISHI
Application Number:
JP2008043362A
Publication Date:
September 03, 2009
Filing Date:
February 25, 2008
Export Citation:
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Assignee:
KMEW KUBOTA MATSUSHITADENKO
International Classes:
B01D53/86; C04B41/65; B01D53/94; B01J35/02; B01J37/02; B05D7/00; C04B41/71; C09D1/00; C09D5/16; C09D7/12; C09D183/04; E04D1/28; E04F13/08
Domestic Patent References:
JP2008006420A2008-01-17
JP2005104795A2005-04-21
JP2005305327A2005-11-04
Attorney, Agent or Firm:
Keisei Nishikawa
Atsuo Mori



 
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