ANNEALING SEPARATING AGENT COMPOSITION FOR GRAIN ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING GRAIN ORIENTED ELECTRICAL STEEL SHEET

Title:

ANNEALING SEPARATING AGENT COMPOSITION FOR GRAIN ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING GRAIN ORIENTED ELECTRICAL STEEL SHEET

Document Type and Number:

WIPO Patent Application WO/2023/121259

Kind Code:

A1

Abstract:

An annealing separating agent composition for a grain oriented electrical steel sheet according to an embodiment of the present invention contains 25-80 wt% of a boron compound on the basis of 100 wt% of the total solid content, with the remainder comprising at least one among magnesium oxide and magnesium hydroxide.

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Inventors:

KWON MIN SERK (KR)

Application Number:

PCT/KR2022/020890

Publication Date:

June 29, 2023

Filing Date:

December 20, 2022

Export Citation:

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Assignee:

POSCO CO LTD (KR)

International Classes:

C21D8/12; H01F1/147

Foreign References:

KR20180072487A	2018-06-29
KR20190078229A	2019-07-04
JP2020015982A	2020-01-30
JP2019173172A	2019-10-10
JP2004052084A	2004-02-19

Attorney, Agent or Firm:

YOU ME PATENT AND LAW FIRM (KR)

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