NO139971C - Fremgangsmaate ved fremstilling av et elektrisk isolerende belegg paa en orientert siliciumstaalplate - Google Patents

Fremgangsmaate ved fremstilling av et elektrisk isolerende belegg paa en orientert siliciumstaalplate

Info

Publication number
NO139971C
NO139971C NO743362A NO743362A NO139971C NO 139971 C NO139971 C NO 139971C NO 743362 A NO743362 A NO 743362A NO 743362 A NO743362 A NO 743362A NO 139971 C NO139971 C NO 139971C
Authority
NO
Norway
Prior art keywords
procedure
manufacturing
steel plate
insulating coating
silicon steel
Prior art date
Application number
NO743362A
Other languages
English (en)
Norwegian (no)
Other versions
NO743362L (fr
NO139971B (no
Inventor
Hiroshi Shimanaka
Toshio Ichida
Shigeru Kobayashi
Original Assignee
Kawasaki Steel Co
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 Kawasaki Steel Co filed Critical Kawasaki Steel Co
Publication of NO743362L publication Critical patent/NO743362L/no
Publication of NO139971B publication Critical patent/NO139971B/no
Publication of NO139971C publication Critical patent/NO139971C/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
    • 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
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/24—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing hexavalent chromium compounds
    • C23C22/33—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing hexavalent chromium compounds containing also phosphates
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/73—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals characterised by the process
    • C23C22/74—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals characterised by the process for obtaining burned-in conversion coatings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/14766—Fe-Si based alloys
    • H01F1/14775—Fe-Si based alloys in the form of sheets
    • H01F1/14783—Fe-Si based alloys in the form of sheets with insulating coating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Wood Science & Technology (AREA)
  • Power Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Electromagnetism (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Insulating Bodies (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Soft Magnetic Materials (AREA)
NO743362A 1973-11-17 1974-09-18 Fremgangsmaate ved fremstilling av et elektrisk isolerende belegg paa en orientert siliciumstaalplate NO139971C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12949573A JPS5652117B2 (fr) 1973-11-17 1973-11-17

Publications (3)

Publication Number Publication Date
NO743362L NO743362L (fr) 1975-06-16
NO139971B NO139971B (no) 1979-03-05
NO139971C true NO139971C (no) 1979-06-13

Family

ID=15010880

Family Applications (1)

Application Number Title Priority Date Filing Date
NO743362A NO139971C (no) 1973-11-17 1974-09-18 Fremgangsmaate ved fremstilling av et elektrisk isolerende belegg paa en orientert siliciumstaalplate

Country Status (13)

Country Link
US (1) US3985583A (fr)
JP (1) JPS5652117B2 (fr)
BE (1) BE821596A (fr)
BR (1) BR7409439A (fr)
CA (1) CA1021672A (fr)
DE (1) DE2450850C3 (fr)
DK (1) DK148692C (fr)
FI (1) FI57976C (fr)
FR (1) FR2251610B1 (fr)
GB (1) GB1482546A (fr)
IT (1) IT1025703B (fr)
NO (1) NO139971C (fr)
SE (1) SE420109B (fr)

Families Citing this family (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4032366A (en) * 1975-05-23 1977-06-28 Allegheny Ludlum Industries, Inc. Grain-oriented silicon steel and processing therefor
JPS5917521B2 (ja) * 1975-08-22 1984-04-21 川崎製鉄株式会社 方向性けい素鋼板に耐熱性のよい上塗り絶縁被膜を形成する方法
IT1115840B (it) * 1977-03-09 1986-02-10 Centro Speriment Metallurg Soluzione di rivestimenti per acciai per impieghi magnetici
JPS53129116A (en) * 1977-04-18 1978-11-10 Nippon Steel Corp Oriented electromagnetic steel sheet with excellent magnetic characteristic s
JPS5655574A (en) * 1979-10-15 1981-05-16 Nippon Steel Corp Manufacture of nondirectional magnetic steel sheet excellent in iron loss and magnetostriction characteristic
US4269634A (en) * 1979-12-04 1981-05-26 Westinghouse Electric Corp. Loss reduction in oriented iron-base alloys containing sulfur
EP0045017B1 (fr) * 1980-07-24 1985-10-16 Nippon Kinzoku Co., Ltd. Procédé pour le traitement des surfaces de tôle d'acier inoxydable
JPS6141778A (ja) * 1984-08-02 1986-02-28 Nippon Steel Corp 張力付加性およびスベリ性の優れた方向性電磁鋼板の絶縁皮膜形成方法
WO1986004929A1 (fr) 1985-02-22 1986-08-28 Kawasaki Steel Corporation Procede de production de plaques d'acier au silicium unidirectionnelles avec une perte de fer extremement faible
US4909864A (en) * 1986-09-16 1990-03-20 Kawasaki Steel Corp. Method of producing extra-low iron loss grain oriented silicon steel sheets
US6280862B1 (en) * 1997-04-03 2001-08-28 Kawasaki Steel Corporation Ultra-low iron loss grain-oriented silicon steel sheet
KR100554559B1 (ko) * 1997-12-12 2006-05-25 제이에프이 스틸 가부시키가이샤 스트레스릴리프어닐링이가능하고내용제성이뛰어난전자강판및그의제조방법
JP4479047B2 (ja) * 2000-03-30 2010-06-09 Ｊｆｅスチール株式会社 極めて鉄損の低い一方向性電磁鋼板の製造方法
JP2005317683A (ja) * 2004-04-27 2005-11-10 Nippon Steel Corp ３相積み鉄心用の方向性電磁鋼板
JP4747564B2 (ja) 2004-11-30 2011-08-17 Ｊｆｅスチール株式会社 方向性電磁鋼板
JP5230194B2 (ja) 2005-05-23 2013-07-10 新日鐵住金株式会社 被膜密着性に優れる方向性電磁鋼板およびその製造方法
JP5063902B2 (ja) * 2006-02-17 2012-10-31 新日本製鐵株式会社 方向性電磁鋼板とその絶縁被膜処理方法
JP4983334B2 (ja) * 2007-03-28 2012-07-25 Ｊｆｅスチール株式会社 方向性電磁鋼板用絶縁被膜処理液および方向性電磁鋼板の製造方法
US9011585B2 (en) 2007-08-09 2015-04-21 Jfe Steel Corporation Treatment solution for insulation coating for grain-oriented electrical steel sheets
JP5181571B2 (ja) 2007-08-09 2013-04-10 Ｊｆｅスチール株式会社 方向性電磁鋼板用クロムフリー絶縁被膜処理液および絶縁被膜付方向性電磁鋼板の製造方法
JP5194641B2 (ja) 2007-08-23 2013-05-08 Ｊｆｅスチール株式会社 方向性電磁鋼板用絶縁被膜処理液および絶縁被膜付方向性電磁鋼板の製造方法
JP5104128B2 (ja) 2007-08-30 2012-12-19 Ｊｆｅスチール株式会社 方向性電磁鋼板用クロムフリー絶縁被膜処理液および絶縁被膜付方向性電磁鋼板の製造方法
WO2011102328A1 (fr) 2010-02-18 2011-08-25 新日本製鐵株式会社 Tôle d'acier électromagnétique non orientée et son procédé de fabrication
RU2540244C2 (ru) 2010-08-06 2015-02-10 ДжФЕ СТИЛ КОРПОРЕЙШН Лист из текстурированной электротехнической стали
CN103025903B (zh) * 2010-08-06 2015-05-06 杰富意钢铁株式会社 方向性电磁钢板及其制造方法
JP5434999B2 (ja) 2011-09-16 2014-03-05 Ｊｆｅスチール株式会社 鉄損特性に優れる方向性電磁鋼板の製造方法
US20140272399A1 (en) * 2011-11-04 2014-09-18 Tata Steel Uk Limited Coated grain oriented steel
KR20140099923A (ko) 2011-12-28 2014-08-13 제이에프이 스틸 가부시키가이샤 코팅 부착 방향성 전자 강판 및 그의 제조 방법
IN2015DN00610A (fr) 2012-07-26 2015-06-26 Jfe Steel Corp
CN104471084B (zh) 2012-07-26 2016-06-29 杰富意钢铁株式会社 取向性电磁钢板的制造方法
JP6157647B2 (ja) * 2013-02-08 2017-07-05 ティッセンクルップ エレクトリカル スティール ゲゼルシャフト ミット ベシュレンクテル ハフツングＴｈｙｓｓｅｎｋｒｕｐｐ Ｅｌｅｃｔｉｋａｌ Ｓｔｅｅｌ ＧｍｂＨ 絶縁皮膜形成用組成物
JP6156646B2 (ja) 2013-10-30 2017-07-05 Ｊｆｅスチール株式会社 磁気特性および被膜密着性に優れる方向性電磁鋼板
JP5900705B2 (ja) 2014-01-31 2016-04-06 Ｊｆｅスチール株式会社 クロムフリー張力被膜用処理液、クロムフリー張力被膜の形成方法およびクロムフリー張力被膜付き方向性電磁鋼板の製造方法
US10920323B2 (en) 2015-03-27 2021-02-16 Jfe Steel Corporation Insulating-coated oriented magnetic steel sheet and method for manufacturing same
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US11894167B2 (en) 2016-12-28 2024-02-06 Jfe Steel Corporation Grain-oriented electrical steel sheet, iron core of transformer, transformer, and method for reducing noise of transformer
US11473176B2 (en) 2017-11-28 2022-10-18 Jfe Steel Corporation Oriented electrical steel sheet and method for producing same
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US20210087690A1 (en) 2018-03-30 2021-03-25 Jfe Steel Corporation Method for producing grain-oriented electrical sheet and continuous film-forming device
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RU2758423C1 (ru) 2018-07-31 2021-10-28 ДжФЕ СТИЛ КОРПОРЕЙШН Жидкость для получения изолирующего покрытия, текстурированный лист из электротехнической стали с нанесенным изолирующим покрытием и способ его производства
EP3839093B1 (fr) 2018-08-17 2024-07-31 JFE Steel Corporation Procédé de production d'une solution de traitement pour une utilisation dans la formation d'un film de revêtement isolant et procédé de production d'une feuille d'acier à laquelle est fixé un film de revêtement isolant
KR102650257B1 (ko) 2018-09-28 2024-03-21 제이에프이 스틸 가부시키가이샤 크롬프리 절연 피막 형성용 처리제, 절연 피막이 형성된 방향성 전기 강판 및 그 제조 방법
EP3854891A1 (fr) 2018-09-28 2021-07-28 JFE Steel Corporation Procédé de production d'une tôle d'acier électromagnétique à grains orientés et équipement de laminage à froid
JP6652229B1 (ja) 2018-09-28 2020-02-19 Ｊｆｅスチール株式会社 クロムフリー絶縁被膜形成用処理剤、絶縁被膜付き方向性電磁鋼板およびその製造方法
WO2021084793A1 (fr) 2019-10-31 2021-05-06 Ｊｆｅスチール株式会社 Tôle d'acier électromagnétique comprenant un film de revêtement isolant
WO2021084951A1 (fr) 2019-10-31 2021-05-06 Ｊｆｅスチール株式会社 Procédé de formation de revêtement et procédé de fabrication de plaque d'acier électromagnétique équipée d'un revêtement isolant
CA3151419C (fr) 2019-10-31 2024-01-09 Takashi Terashima Tole d'acier electromagnetique comprenant un film de revetement isolant
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JP7276501B2 (ja) 2020-06-30 2023-05-18 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法及び設備列
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MX2023004641A (es) 2020-10-21 2023-05-15 Jfe Steel Corp Lamina de acero electrico de grano orientado, metodo para fabricar lamina de acero electrico de grano orientado, y metodo para evaluar lamina de acero electrico de grano orientado.
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RU2765555C1 (ru) 2021-05-31 2022-02-01 Публичное Акционерное Общество "Новолипецкий металлургический комбинат" Электроизоляционное покрытие для электротехнической анизотропной стали, не содержащее в составе соединений хрома и обладающее высокими потребительскими характеристиками
EP4357468A4 (fr) 2021-06-30 2025-07-23 Jfe Steel Corp Procédé de fabrication de tôle d'acier électromagnétique à grains orientés et équipement de laminage pour fabriquer une tôle d'acier électromagnétique à grains orientés
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CN115851004B (zh) * 2021-09-24 2023-12-12 宝山钢铁股份有限公司 一种耐热刻痕型取向硅钢涂层用涂液、取向硅钢板及其制造方法
MX2024007026A (es) 2021-12-14 2024-06-21 Jfe Steel Corp Lamina de acero electrico de grano orientado y metodos de fabricacion de la misma.
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WO2023139847A1 (fr) 2022-01-21 2023-07-27 Ｊｆｅスチール株式会社 Liquide de prétraitement et procédé de fabrication d'une tôle d'acier électromagnétique pourvue d'un film isolant
US20250236925A1 (en) 2022-03-14 2025-07-24 Jfe Steel Corporation Grain-oriented electrical steel sheet and method of producing same
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WO2024043294A1 (fr) 2022-08-24 2024-02-29 Ｊｆｅスチール株式会社 Procédé de production d'une tôle d'acier électromagnétique à grains orientés, et tôle laminée à chaud pour tôle d'acier électromagnétique à grains orientés
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JP7782683B2 (ja) 2022-09-06 2025-12-09 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法および誘導加熱装置
WO2024096761A1 (fr) 2022-10-31 2024-05-10 Public Joint-stock Company "Novolipetsk Steel" Composition de revêtement isolant électrique conférant des propriétés commerciales élevées à de l'acier électrique à grains orientés
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CN120917159A (zh) 2023-03-29 2025-11-07 杰富意钢铁株式会社 取向性电磁钢板的制造方法、取向性电磁钢板的制造设备线和取向性电磁钢板用热轧板
WO2024248675A1 (fr) 2023-05-26 2024-12-05 Public Joint-stock Company "Novolipetsk Steel" Revêtement isolant électrique pour acier électrique
CN121057831A (zh) 2023-06-29 2025-12-02 杰富意钢铁株式会社 取向性电磁钢板的制造方法以及感应加热装置
KR20260023067A (ko) 2023-06-29 2026-02-20 제이에프이 스틸 가부시키가이샤 방향성 전자 강판의 제조 방법 및 유도 가열 장치

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL66964C (fr) * 1946-04-03
US3138492A (en) * 1961-10-11 1964-06-23 Allegheny Ludlum Steel Insulating coating for magnetic steel
US3248249A (en) * 1963-06-28 1966-04-26 Telefiex Inc Inorganic coating and bonding composition
US3562011A (en) * 1968-04-26 1971-02-09 Gen Electric Insulating coating comprising an aqueous mixture of the reaction product of chromium nitrate and sodium chromate,phosphoric acid and colloidal silica and method of making the same
US3615918A (en) * 1969-03-28 1971-10-26 Armco Steel Corp Method of annealing with a magnesia separator containing a decomposable phosphate
BE789262A (fr) * 1971-09-27 1973-01-15 Nippon Steel Corp Procede de formation d'un film isolant sur un feuillard d'acierau silicium oriente

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Publication number Publication date
JPS5079442A (fr) 1975-06-27
DK148692B (da) 1985-09-02
FR2251610B1 (fr) 1979-03-16
DK546974A (fr) 1975-07-21
SE7411670L (fr) 1975-05-20
US3985583A (en) 1976-10-12
DE2450850C3 (de) 1978-04-13
DK148692C (da) 1986-02-10
IT1025703B (it) 1978-08-30
NO743362L (fr) 1975-06-16
BR7409439A (pt) 1976-05-18
FI275074A7 (fr) 1975-05-18
NO139971B (no) 1979-03-05
FI57976C (fi) 1980-11-10
DE2450850B2 (de) 1977-08-18
FR2251610A1 (fr) 1975-06-13
SE420109B (sv) 1981-09-14
FI57976B (fi) 1980-07-31
JPS5652117B2 (fr) 1981-12-10
CA1021672A (fr) 1977-11-29
BE821596A (fr) 1975-02-17
DE2450850A1 (de) 1975-05-22
GB1482546A (en) 1977-08-10

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