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. 16, 2023
Filed:
Mar. 27, 2018
Nikkei MC Aluminium Co., Ltd., Tokyo, JP;
Katsumi Fukaya, Aichi, JP;
Hiroshi Horikawa, Tokyo, JP;
Yutaro Kitaki, Tokyo, JP;
Makoto Otsuka, Hiroshima, JP;
Tsutomu Masuda, Kure, JP;
Naoaki Yamamoto, Higashihiroshima, JP;
NIKKEI MC ALUMINIUM CO., LTD., Tokyo, JP;
Abstract
An Al—Si—Mg aluminum alloy is provided. The Al—Si—Mg aluminum alloy includes: 5 mass % or larger and 10 mass % or smaller of Si; 0.2 mass % or larger and 1.0 mass% or smaller of Mg, 0.03 mass % or larger and 0.5 mass % or smaller of Sb; 0.0004 mass % or larger and 0.0026 mass % or smaller of Be; and a remainder having an alloy composition including Al and unavoidable impurities. In L*a*b* color system, a value of L* that indicates lightness of a surface thereof is 55 or larger.