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:
Aug. 16, 2022
Filed:
Dec. 13, 2018
Applicant:
Posco, Pohang-si, KR;
Inventors:
Assignee:
POSCO, Pohang-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 15/00 (2006.01); C23C 14/24 (2006.01); C21D 8/00 (2006.01); C22C 18/00 (2006.01); C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C22C 38/06 (2006.01); C23C 14/16 (2006.01); C23C 14/22 (2006.01); C23C 28/02 (2006.01);
U.S. Cl.
CPC ...
C23C 14/243 (2013.01); C21D 8/005 (2013.01); C22C 18/00 (2013.01); C22C 38/002 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C23C 14/16 (2013.01); C23C 14/228 (2013.01); C23C 14/24 (2013.01); C23C 28/025 (2013.01); C21D 2211/001 (2013.01); Y10T 428/12799 (2015.01);
Abstract
Provided is a multilayered zinc alloy plated steel material comprising a base iron and multilayered plated layers formed on the base iron, wherein each of the multilayered plated layers is any one of a Zn-plated layer, a Mg-plated layer, and a Zn—Mg alloy-plated layer, and the ratio of the weight of Mg contained in the multilayered plated layers is 0.13-0.24 on the basis of the total weight of the multilayered plated layers.