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Withdrawn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)
English (en)
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/ko
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Withdrawn legal-status Critical Current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 (ko) 2014-11-26 2015-11-12 방향성 전기강판용 소둔 분리제 조성물, 및 이를 이용한 방향성 전기강판의 제조방법
PCT/KR2015/012735 WO2016085257A1 (ko) 2014-11-26 2015-11-25 방향성 전기강판용 소둔 분리제 조성물, 및 이를 이용한 방향성 전기강판의 제조방법

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 (ko)
JP (1) JP6535739B2 (ko)
KR (1) KR101696627B1 (ko)
CN (1) CN107002158B (ko)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101850133B1 (ko) 2016-10-26 2018-04-19 주식회사 포스코 방향성 전기강판용 소둔 분리제 조성물, 방향성 전기강판 및 방향성 전기강판의 제조방법
KR101944901B1 (ko) 2016-12-21 2019-02-01 주식회사 포스코 방향성 전기강판용 소둔 분리제 조성물, 방향성 전기강판 및 방향성 전기강판의 제조방법
KR101909218B1 (ko) 2016-12-21 2018-10-17 주식회사 포스코 방향성 전기강판용 소둔 분리제 조성물, 방향성 전기강판 및 방향성 전기강판의 제조방법
BR112020000266A2 (pt) * 2017-07-13 2020-07-14 Nippon Steel Corporation folha de aço eletromagnética orientada
KR102084028B1 (ko) 2017-10-16 2020-03-04 에스아이에스 주식회사 소둔 분리제 제조 시스템
KR102080165B1 (ko) * 2017-12-26 2020-02-21 주식회사 포스코 방향성 전기강판용 소둔 분리제 조성물, 방향성 전기강판 및 그의 제조방법
JP7028201B2 (ja) * 2019-01-31 2022-03-02 Ｊｆｅスチール株式会社 焼鈍分離剤および方向性電磁鋼板の製造方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003213338A (ja) * 2002-01-28 2003-07-30 Jfe Steel Kk 磁気特性及び被膜特性に優れた方向性電磁鋼板の製造方法
JP2004211145A (ja) * 2002-12-27 2004-07-29 Jfe Steel Kk 低鉄損方向性電磁鋼板の製造方法および仕上焼鈍方法
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
EP0789093B2 (en) * 1994-11-16 2005-02-09 Nippon Steel Corporation Process for producing directional electrical sheet excellent in glass coating and magnetic properties
JP2953978B2 (ja) * 1995-02-20 1999-09-27 新日本製鐵株式会社 絶縁被膜特性の優れるグラス被膜を有しない厚手方向性電磁鋼板及びその製造方法
FR2761081B1 (fr) * 1997-03-21 1999-04-30 Usinor Procede de fabrication d'une tole d'acier electrique a grains orientes pour la fabrication notamment de circuits magnetiques de transformateurs
DE69913624T2 (de) * 1998-09-18 2004-06-09 Jfe Steel Corp. Kornorientieres Siliziumstahlblech und Herstellungsverfahren dafür
JP4569070B2 (ja) * 2003-03-13 2010-10-27 Ｊｆｅスチール株式会社 方向性電磁鋼板の仕上焼鈍方法
KR100865316B1 (ko) * 2006-10-18 2008-10-27 주식회사 포스코 균일한 글라스피막과 우수한 자기특성을 갖는 방향성전기강판용 소둔분리제
KR100762436B1 (ko) * 2006-10-18 2007-10-02 주식회사 포스코 표면성상이 우수한 방향성 전기강판용 소둔분리제 및 이를이용한 방향성 전기강판의 제조방법
CN101545072B (zh) * 2008-03-25 2012-07-04 宝山钢铁股份有限公司 一种高电磁性能取向硅钢的生产方法
CN102021282A (zh) * 2009-09-21 2011-04-20 宝山钢铁股份有限公司 一种用于晶粒取向硅钢制备的退火隔离剂及其使用方法
CN103014285B (zh) * 2011-09-28 2015-04-01 宝山钢铁股份有限公司 具有优良磁性能的镜面取向硅钢制造方法及退火隔离剂
KR101480498B1 (ko) * 2012-12-28 2015-01-08 주식회사 포스코 방향성 전기강판 및 그 제조방법

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003213338A (ja) * 2002-01-28 2003-07-30 Jfe Steel Kk 磁気特性及び被膜特性に優れた方向性電磁鋼板の製造方法
JP2004211145A (ja) * 2002-12-27 2004-07-29 Jfe Steel Kk 低鉄損方向性電磁鋼板の製造方法および仕上焼鈍方法
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
EP3225701A1 (en) 2017-10-04
JP6535739B2 (ja) 2019-06-26
CN107002158B (zh) 2019-06-18
JP2018504517A (ja) 2018-02-15
KR20160063244A (ko) 2016-06-03
CN107002158A (zh) 2017-08-01
KR101696627B1 (ko) 2017-01-16

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