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:
Mar. 18, 2025
Filed:
Sep. 24, 2019
Applicant:
Posco, Pohang-si, KR;
Inventors:
Jung-Woo Kim, Pohang-si, KR;
Bongwoo Ha, Pohang-si, KR;
Taeyoung No, Pohang-si, KR;
Dong-Gyu Lee, Pohang-si, KR;
Assignee:
POSCO CO., LTD, Pohang-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 7/12 (2006.01); B32B 7/025 (2019.01); B32B 15/01 (2006.01); B32B 37/08 (2006.01); B32B 37/10 (2006.01); B32B 37/12 (2006.01); C08K 3/22 (2006.01); C08K 3/32 (2006.01); C09J 163/00 (2006.01);
U.S. Cl.
CPC ...
B32B 7/12 (2013.01); B32B 7/025 (2019.01); B32B 15/011 (2013.01); B32B 37/08 (2013.01); B32B 37/10 (2013.01); B32B 37/1207 (2013.01); B32B 37/1284 (2013.01); C08K 3/22 (2013.01); C08K 3/32 (2013.01); C09J 163/00 (2013.01); B32B 2255/06 (2013.01); B32B 2307/20 (2013.01); C08K 2003/329 (2013.01);
Abstract
A method for manufacturing an electrical steel sheet product according to an exemplary embodiment of the present invention includes: preparing an adhesive coating composition; forming an adhesive coating layer by applying and then curing the adhesive coating composition onto a surface of an electrical steel sheet; forming a heat-fused layer by laminating and heat-fusing a plurality of electrical steel sheets on which the adhesive coating layers are formed; and cooling the heat-fused electrical steel sheets at a cooling rate of 0.05 to 20° C./min.