EP3225701A4 - Annealing separator composition for oriented electrical steel sheet, and method for manufacturing oriented electrical steel sheet using same - Google Patents

Annealing separator composition for oriented electrical steel sheet, and method for manufacturing oriented electrical steel sheet using same Download PDF

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Publication number
EP3225701A4
EP3225701A4 EP15863386.7A EP15863386A EP3225701A4 EP 3225701 A4 EP3225701 A4 EP 3225701A4 EP 15863386 A EP15863386 A EP 15863386A EP 3225701 A4 EP3225701 A4 EP 3225701A4
Authority
EP
European Patent Office
Prior art keywords
steel sheet
electrical steel
oriented electrical
same
annealing separator
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP15863386.7A
Other languages
German (de)
French (fr)
Other versions
EP3225701A1 (en
Inventor
Chang Soo Park
Min Soo Han
Byung-Deug HONG
Soon-Bok Park
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Posco Holdings Inc
Original Assignee
Posco Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Posco Co Ltd filed Critical Posco Co Ltd
Priority claimed from PCT/KR2015/012735 external-priority patent/WO2016085257A1/en
Publication of EP3225701A1 publication Critical patent/EP3225701A1/en
Publication of EP3225701A4 publication Critical patent/EP3225701A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/68—Temporary coatings or embedding materials applied before or during heat treatment
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/68—Temporary coatings or embedding materials applied before or during heat treatment
    • C21D1/70—Temporary coatings or embedding materials applied before or during heat treatment while heating or quenching
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/68—Temporary coatings or embedding materials applied before or during heat treatment
    • C21D1/72—Temporary coatings or embedding materials applied before or during heat treatment during chemical change of surfaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest
    • C21D8/1272—Final recrystallisation annealing
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1277—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
    • C21D8/1283—Application of a separating or insulating coating
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Soft Magnetic Materials (AREA)
EP15863386.7A 2014-11-26 2015-11-25 Annealing separator composition for oriented electrical steel sheet, and method for manufacturing oriented electrical steel sheet using same Withdrawn EP3225701A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20140166906 2014-11-26
KR1020150159096A KR101696627B1 (en) 2014-11-26 2015-11-12 Annealing separating agent composition for base coating free electrical steel sheet, and method for manufacturing base coating free electrical steel sheet using the same
PCT/KR2015/012735 WO2016085257A1 (en) 2014-11-26 2015-11-25 Annealing separator composition for oriented electrical steel sheet, and method for manufacturing oriented electrical steel sheet using same

Publications (2)

Publication Number Publication Date
EP3225701A1 EP3225701A1 (en) 2017-10-04
EP3225701A4 true EP3225701A4 (en) 2017-10-25

Family

ID=56192453

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15863386.7A Withdrawn EP3225701A4 (en) 2014-11-26 2015-11-25 Annealing separator composition for oriented electrical steel sheet, and method for manufacturing oriented electrical steel sheet using same

Country Status (4)

Country Link
EP (1) EP3225701A4 (en)
JP (1) JP6535739B2 (en)
KR (1) KR101696627B1 (en)
CN (1) CN107002158B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101850133B1 (en) 2016-10-26 2018-04-19 주식회사 포스코 Annealing separating agent composition for grain oriented electrical steel sheet, grain oriented electrical steel sheet, and method for manufacturing grain oriented electrical steel sheet
KR101909218B1 (en) 2016-12-21 2018-10-17 주식회사 포스코 Annealing separating agent composition for grain oriented electrical steel sheet, grain oriented electrical steel sheet, and method for manufacturing grain oriented electrical steel sheet
KR101944901B1 (en) * 2016-12-21 2019-02-01 주식회사 포스코 Annealing separating agent composition for grain oriented electrical steel sheet, grain oriented electrical steel sheet, and method for manufacturing grain oriented electrical steel sheet
JP6881581B2 (en) * 2017-07-13 2021-06-02 日本製鉄株式会社 Directional electrical steel sheet
KR102084028B1 (en) 2017-10-16 2020-03-04 에스아이에스 주식회사 Manufacturing system for annealing separating agent
KR102080165B1 (en) * 2017-12-26 2020-02-21 주식회사 포스코 Annealing separating agent composition for grain oriented electrical steel sheet, grain oriented electrical steel sheet, and method for manufacturing the same
JP7028201B2 (en) * 2019-01-31 2022-03-02 Ｊｆｅスチール株式会社 Manufacturing method of annealing separator and grain-oriented electrical steel sheet

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003213338A (en) * 2002-01-28 2003-07-30 Jfe Steel Kk Method of producing grain oriented silicon steel sheet having excellent magnetic property and film property
JP2004211145A (en) * 2002-12-27 2004-07-29 Jfe Steel Kk Method for producing low core loss grain-oriented magnetic steel sheet and method for finish-annealing the same
WO2008047999A1 (en) * 2006-10-18 2008-04-24 Posco Annealing separating agent for grain oriented electrical steel sheet having uniform glass film and excellent magnetic properties and method of manufacturig the same

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996015291A1 (en) * 1994-11-16 1996-05-23 Nippon Steel Corporation Process for producing directional electrical sheet excellent in glass coating and magnetic properties
JP2953978B2 (en) * 1995-02-20 1999-09-27 新日本製鐵株式会社 Thick grain-oriented electrical steel sheet having no glass coating with excellent insulating coating properties and method for producing the same
FR2761081B1 (en) * 1997-03-21 1999-04-30 Usinor METHOD FOR MANUFACTURING AN ELECTRIC STEEL SHEET WITH ORIENTED GRAINS FOR THE MANUFACTURE, IN PARTICULAR OF MAGNETIC CIRCUITS OF TRANSFORMERS
DE69913624T2 (en) * 1998-09-18 2004-06-09 Jfe Steel Corp. Grain-oriented silicon steel sheet and manufacturing process therefor
JP4569070B2 (en) * 2003-03-13 2010-10-27 Ｊｆｅスチール株式会社 Finish annealing method for grain-oriented electrical steel sheets
KR100865316B1 (en) * 2006-10-18 2008-10-27 주식회사 포스코 Annealing separating agent for grain oriented electrical steel sheet having uniform glass film and excellent magnetic properties
KR100762436B1 (en) * 2006-10-18 2007-10-02 주식회사 포스코 Annealing separating agent for grain oriented silicon steel sheet excellent in surface characteristic and production method of grain oriented silicon steel sheet using the same
CN101545072B (en) * 2008-03-25 2012-07-04 宝山钢铁股份有限公司 Method for producing oriented silicon steel having high electromagnetic performance
CN102021282A (en) * 2009-09-21 2011-04-20 宝山钢铁股份有限公司 Annealing separant for preparing grain-oriented silicon steel and using method thereof
CN103014285B (en) * 2011-09-28 2015-04-01 宝山钢铁股份有限公司 Manufacturing method of mirror surface oriented silicon steel with good magnetic performance and annealing parting agent
KR101480498B1 (en) * 2012-12-28 2015-01-08 주식회사 포스코 Oriented electrical steel sheet and method for manufacturing the same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003213338A (en) * 2002-01-28 2003-07-30 Jfe Steel Kk Method of producing grain oriented silicon steel sheet having excellent magnetic property and film property
JP2004211145A (en) * 2002-12-27 2004-07-29 Jfe Steel Kk Method for producing low core loss grain-oriented magnetic steel sheet and method for finish-annealing the same
WO2008047999A1 (en) * 2006-10-18 2008-04-24 Posco Annealing separating agent for grain oriented electrical steel sheet having uniform glass film and excellent magnetic properties and method of manufacturig the same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016085257A1 *

Also Published As

Publication number Publication date
CN107002158B (en) 2019-06-18
JP6535739B2 (en) 2019-06-26
CN107002158A (en) 2017-08-01
JP2018504517A (en) 2018-02-15
EP3225701A1 (en) 2017-10-04
KR101696627B1 (en) 2017-01-16
KR20160063244A (en) 2016-06-03

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