Title:
BUILDING EXTERNAL FACING MATERIAL AND COATING LIQUID FOR BUILDING EXTERNAL FACING, FOR USE IN THE SAME
Document Type and Number:
Japanese Patent JP2011080272
Kind Code:
A
Abstract:
To provide a building external facing material which is excellent in various characteristics, especially, harmful gas degradability and weatherability while preventing the erosion of a base material, in particular, an organic base material.
This building external facing material includes the base material and a photocatalytic layer which is provided on the base material. When the whole photocatalytic layer is set to be 100 mass%, the photocatalytic layer is mainly composed of 1-10 mass% photocatalytic particles, and >80 mass% and ≤99 mass% inorganic oxide particles; and a porosity of the photocatalytic layer is in the range of 20-35 vol.%.
Inventors:
HAYAKAWA MAKOTO
KAMESHIMA JUNJI
KITAZAKI SATOSHI
HYOFU KOJI
IKEDA TAKESHI
SUGANO MITSUMASA
SHIMAI AKIRA
KAMESHIMA JUNJI
KITAZAKI SATOSHI
HYOFU KOJI
IKEDA TAKESHI
SUGANO MITSUMASA
SHIMAI AKIRA
Application Number:
JP2009233903A
Publication Date:
April 21, 2011
Filing Date:
October 07, 2009
Export Citation:
Assignee:
TOTO LTD
International Classes:
E04F13/08; B01J35/02; B01J37/02; C09D5/16; C09D7/12; C09D201/00
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