	US 12,221,676 B2
	Photoluminescent aluminum alloy and photoluminescent aluminum alloy die-cast material
Shinya Miwa, Aichi (JP); Katsumi Fukaya, Aichi (JP); Hiroshi Horikawa, Tokyo (JP); and Izumi Yamamoto, Shizuoka (JP)
Assigned to NIPPON LIGHT METAL COMPANY, LTD., Tokyo (JP); and NIKKEI MC ALUMINUM CO., LTD., Tokyo (JP)
Appl. No. 17/639,150
Filed by NIPPON LIGHT METAL COMPANY, LTD., Tokyo (JP); and NIKKEI MC ALUMINIUM CO., LTD., Tokyo (JP)
PCT Filed Jun. 16, 2020, PCT No. PCT/JP2020/023563 § 371(c)(1), (2) Date Feb. 28, 2022, PCT Pub. No. WO2021/044700, PCT Pub. Date Mar. 11, 2021.
Claims priority of application No. 2019-160338 (JP), filed on Sep. 3, 2019.
Prior Publication US 2022/0316034 A1, Oct. 6, 2022
Int. Cl. C25D 11/08 (2006.01); C22C 21/00 (2006.01); C22C 21/10 (2006.01); C25D 11/14 (2006.01); C25D 11/16 (2006.01)

CPC C22C 21/10 (2013.01) [C22C 21/00 (2013.01); C25D 11/14 (2013.01); C25D 11/16 (2013.01); C25D 11/08 (2013.01)]

6 Claims

1. An aluminum alloy comprising:

Mn: 0.5 to 3.0% by mass,

Mg: 0.3 to 2.0% by mass,

W: 0.01 to 1.0% by mass,

Zn: 1.5 to 2.5% by mass,

with the remainder comprising aluminum and unavoidable impurities,

wherein the aluminum alloy further contains one or more selected from the group consisting of:

Ti: 0.01 to 0.5% by mass,

B: 0.001 to 0.2% by mass, and

Zr: 0.01 to 0.5% by mass.