Title:
ADHESIVE COATING COMPOSITION FOR ELECTRICAL STEEL SHEET, ELECTRICAL STEEL SHEET LAMINATE AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/139328
Kind Code:
A1
Abstract:
One implementation of the present disclosure relates to a bonding composition for an electrical steel sheet, comprising an adhesive resin and a bonding additive, wherein the adhesive resin is polyurethane formed by reacting a polyol and a monomer represented by a specific chemical formula.
Inventors:
HA BONGWOO (KR)
KIM JUNGWOO (KR)
LEE DONGGYU (KR)
NO TAEYOUNG (KR)
PARK GYEONGRYEOL (KR)
KIM JUNGWOO (KR)
LEE DONGGYU (KR)
NO TAEYOUNG (KR)
PARK GYEONGRYEOL (KR)
Application Number:
PCT/KR2021/019204
Publication Date:
June 30, 2022
Filing Date:
December 16, 2021
Export Citation:
Assignee:
POSCO (KR)
International Classes:
C09J175/04; B32B15/01; B32B37/12; C09J4/06
Foreign References:
| JP2004501252A | 2004-01-15 | |||
| KR101128156B1 | 2012-03-28 | |||
| JP2010529282A | 2010-08-26 | |||
| KR20000041674A | 2000-07-15 | |||
| KR100819016B1 | 2008-04-02 |
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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