	US 12,297,522 B2
	Nano-treatment of high strength aluminum alloys for manufacturing processes
Xiaochun Li, Los Angeles, CA (US); and Maximilian Sokoluk, Los Angeles, CA (US)
Assigned to The Regents of the University of California, Oakland, CA (US)
Appl. No. 17/287,776
Filed by THE REGENTS OF THE UNIVERSITY OF CALIFORNIA, Oakland, CA (US)
PCT Filed Oct. 24, 2019, PCT No. PCT/US2019/057913 § 371(c)(1), (2) Date Apr. 22, 2021, PCT Pub. No. WO2020/154004, PCT Pub. Date Jul. 30, 2020.
Claims priority of provisional application 62/751,468, filed on Oct. 26, 2018.
Prior Publication US 2021/0388469 A1, Dec. 16, 2021
Int. Cl. C22C 21/10 (2006.01); B23K 31/02 (2006.01); B23K 35/28 (2006.01); C22F 1/053 (2006.01); B23K 103/10 (2006.01); B33Y 70/10 (2020.01)

CPC C22C 21/10 (2013.01) [B23K 31/02 (2013.01); B23K 35/288 (2013.01); C22F 1/053 (2013.01); B23K 2103/10 (2018.08); B33Y 70/10 (2020.01)]

10 Claims

1. A metal matrix nanocomposite comprising:

a matrix including an aluminum alloy, wherein the matrix includes aluminum as a majority component by weight, and at least one additional metal selected from zinc, magnesium, and copper;

nanostructures dispersed in the matrix, wherein the nanostructures comprise titanium carbide or titanium boride; and

a secondary phase comprising magnesium and at least one of zinc, copper, silicon, lithium, or aluminum,

wherein the matrix includes grains having aspect ratios of 3 or less.