The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 31, 2016
Filed:
Jun. 18, 2012
Takao Kanai, Tokyo, JP;
Yuji Kubo, Tokyo, JP;
Yoshio Kimata, Tokyo, JP;
Hiroshi Kanai, Tokyo, JP;
Tomonari Hamamura, Tokyo, JP;
Hiromasa Nomura, Kimitsu, JP;
Takao Kanai, Tokyo, JP;
Yuji Kubo, Tokyo, JP;
Yoshio Kimata, Tokyo, JP;
Hiroshi Kanai, Tokyo, JP;
Tomonari Hamamura, Tokyo, JP;
Hiromasa Nomura, Kimitsu, JP;
NIPPON STEEL & SUMITOMO METAL CORPORATION, Tokyo, JP;
NIPPON STEEL & SUMIKIN COATED SHEET CORPORATION, Tokyo, JP;
Abstract
This surface-treated metal includes a metal, and a coated material on a surface of the metal, in which an outermost layer is a photocatalytic film that contains particles showing photocatalytic activity and an organic-inorganic composite resin, a volume ratio of the particles to the film is in a range from 0.5 to 50 vol %, the resin contains a siloxane bond and at least one group selected from the group consisting of an aryl group, a carboxyl group, an amino group, a hydroxyl group, and an alkyl group having 1 to 12 carbon atoms, the coated material has concaves on a surface thereof on the outermost layer side, an area of the outermost layer is 50% to 98% of an area of a surface of the metal, and a surface area of the outermost layer is 101% to 5000% of the area of the surface of the metal.