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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.:

US 10092938 B1

PDFFull Text
Date of Patent:
Oct. 09, 2018

Filed:

Feb. 08, 2013

Plated steel plate for hot pressing and hot pressing method of plated steel plate

Applicant:

Nippon Steel & Sumitomo Metal Corporation, Tokyo, JP;

Inventors:

Shintaro Yamanaka, Tokyo, JP;

Jun Maki, Tokyo, JP;

Masao Kurosaki, Tokyo, JP;

Kazuhisa Kusumi, Tokyo, JP;

Assignee:

NIPPON STEEL & SUMITOMO METAL CORPORATION, Tokyo, JP;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Seth Dumbris

Int. Cl.
CPC ...
B21D 39/00 (2006.01); B21D 22/02 (2006.01); C23C 2/12 (2006.01); C23C 2/40 (2006.01); C22C 38/04 (2006.01); C23C 2/20 (2006.01); C23C 2/28 (2006.01); C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/06 (2006.01); C22C 38/12 (2006.01); C22C 38/14 (2006.01); C22C 38/18 (2006.01); C23C 28/00 (2006.01); C23C 22/66 (2006.01); C23C 22/68 (2006.01); C23C 2/26 (2006.01); C21D 9/48 (2006.01); C21D 1/673 (2006.01);
U.S. Cl.
CPC ...
B21D 22/022 (2013.01); C22C 38/002 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C22C 38/12 (2013.01); C22C 38/14 (2013.01); C22C 38/18 (2013.01); C23C 2/12 (2013.01); C23C 2/20 (2013.01); C23C 2/26 (2013.01); C23C 2/28 (2013.01); C23C 2/40 (2013.01); C23C 22/66 (2013.01); C23C 22/68 (2013.01); C23C 28/00 (2013.01); C23C 28/322 (2013.01); C23C 28/34 (2013.01); C21D 1/673 (2013.01); C21D 9/48 (2013.01); Y10T 428/12535 (2015.01); Y10T 428/12556 (2015.01); Y10T 428/12569 (2015.01); Y10T 428/12611 (2015.01);
Abstract

The present invention provides plated steel sheet for hot press use which is excellent in hot lubricity, coating adhesion, spot weldability, and coated corrosion resistance and a method of hot pressing plated steel sheet. The present invention is Plated steel sheet for hot press use and a method of hot pressing plated steel sheet characterized by being plated steel sheet for hot press use which contains an Al plating layer which is formed on one surface or both surfaces of said steel sheet, and a surface coating layer which is formed on said Al plating layer, said surface coating layer containing at least one Zn compound which is selected from a group comprised of Zn hydroxide, Zn phosphate, and a Zn organic acid.

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