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:
Jan. 07, 2025
Filed:
Aug. 24, 2021
Applicant:
Posco Co., Ltd, Pohang-si, KR;
Inventors:
Yon-Kyun Song, Incheon, KR;
Yun-Ha Yoo, Incheon, KR;
Joong-Chul Park, Incheon, KR;
Hyun-Ju Jeong, Incheon, KR;
Jae-Dong Cho, Incheon, KR;
Assignee:
POSCO CO., LTD, Pohang-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 2/26 (2006.01); B32B 3/02 (2006.01); B32B 15/01 (2006.01); B32B 15/04 (2006.01); B32B 15/18 (2006.01); B32B 15/20 (2006.01); C22C 18/00 (2006.01); C22C 18/04 (2006.01); C22C 21/10 (2006.01); C23C 2/06 (2006.01); C23C 2/28 (2006.01); C23C 2/40 (2006.01); C23C 22/53 (2006.01); C23C 22/56 (2006.01); C23C 28/00 (2006.01);
U.S. Cl.
CPC ...
C23C 2/26 (2013.01); B32B 3/02 (2013.01); B32B 15/012 (2013.01); B32B 15/013 (2013.01); B32B 15/04 (2013.01); B32B 15/043 (2013.01); B32B 15/18 (2013.01); B32B 15/20 (2013.01); C22C 18/00 (2013.01); C22C 18/04 (2013.01); C22C 21/10 (2013.01); C23C 2/06 (2013.01); C23C 2/28 (2013.01); C23C 2/40 (2013.01); C23C 22/53 (2013.01); C23C 22/56 (2013.01); C23C 28/30 (2013.01); C23C 28/321 (2013.01); C23C 28/3225 (2013.01); Y10T 428/12396 (2015.01); Y10T 428/1266 (2015.01); Y10T 428/12757 (2015.01); Y10T 428/12799 (2015.01); Y10T 428/12972 (2015.01); Y10T 428/12979 (2015.01); Y10T 428/12993 (2015.01); Y10T 428/24967 (2015.01); Y10T 428/26 (2015.01); Y10T 428/263 (2015.01); Y10T 428/264 (2015.01); Y10T 428/265 (2015.01); Y10T 428/27 (2015.01);
Abstract
A galvanized steel sheet according to one aspect of the present invention comprises: a base steel sheet; and a Zn—Al—Mg-based plating layer provided on at least one surface of the base steel sheet, wherein the Zn—Al—Mg-based plating layer may include a surface modified region enriched with cerium (Ce) on a surface layer side of the Zn—Al—Mg-based plating layer.