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:
Feb. 09, 2021
Filed:
Sep. 30, 2015
Nippon Steel & Sumitomo Metal Corporation, Tokyo, JP;
Nippon Paint Industrial Coatings Co., Ltd., Tokyo, JP;
Kensei Yuasa, Tokyo, JP;
Yoichiro Mori, Tokyo, JP;
Yusuke Wada, Tokyo, JP;
Mitsutaka Nambo, Tokyo, JP;
NIPPON STEEL CORPORATION, Tokyo, JP;
NIPPON PAINT INDUSTRIAL COATINGS CO., LTD., Tokyo, JP;
Abstract
Provided is a coated metal sheet for automobile comprising: a metal sheet; and a coating film (α) present on at least one surface of the metal sheet. The coating film (α) contains an organic resin (A), an electrically conductive pigments (B), and anti-corrosion pigments (C), and a Martens micro-hardness HM at −20° C. of the surface of the coating film (α) is 10 to 200 (mg/mm) at 20 points or more when measured at 100 points, and a Martens micro-hardness HM at 40° C. of the surface of the coating film (α) is 200 to 200,000 (mg/mm) at 5 points or more when measured at 100 points.