Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ANNEALING SEPARATOR COMPOSITION FOR GRAIN-ORIENTED ELECTRICAL STEEL SHEET, GRAIN-ORIENTED ELECTRICAL STEEL SHEET, AND METHOD FOR MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Document Type and Number:
WIPO Patent Application WO/2020/130643
Kind Code:
A1
Abstract:
A grain-oriented electrical steel sheet according to an embodiment of the present invention comprises a matrix structure, an Al permeation layer located on the matrix structure, and a coating film located on the Al permeation layer. The Al permeation layer comprises 0.5-5 weight% of Al, and the coating film comprises an Al-Mg composite.

Inventors:
HAN MIN SOO (KR)
KIM YUNSU (KR)
PARK JONG-TAE (KR)
Application Number:
PCT/KR2019/018030
Publication Date:
June 25, 2020
Filing Date:
December 18, 2019
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
POSCO (KR)
International Classes:
C21D8/12; C22C38/00; C22C38/02; C22C38/04; C22C38/06; C22C38/60; C23C10/50
Foreign References:
KR20180083295A2018-07-20
JPH07278827A1995-10-24
KR20180072465A2018-06-29
KR910018560A1991-11-30
KR20070086495A2007-08-27
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
Download PDF: