TWI406968B - An electromagnetic steel sheet having an insulating film excellent in thermal conductivity, and a method of manufacturing the same - Google Patents

An electromagnetic steel sheet having an insulating film excellent in thermal conductivity, and a method of manufacturing the same Download PDF

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Publication number
TWI406968B
TWI406968B TW098106385A TW98106385A TWI406968B TW I406968 B TWI406968 B TW I406968B TW 098106385 A TW098106385 A TW 098106385A TW 98106385 A TW98106385 A TW 98106385A TW I406968 B TWI406968 B TW I406968B
Authority
TW
Taiwan
Prior art keywords
steel sheet
insulating film
electromagnetic steel
chromic acid
thermal conductivity
Prior art date
Application number
TW098106385A
Other languages
English (en)
Chinese (zh)
Other versions
TW200946716A (en
Inventor
Kazutoshi Takeda
Kenji Kosuge
Shinji Egawa
Osamu Inaoka
Original Assignee
Nippon Steel & Sumitomo Metal Corp
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 Nippon Steel & Sumitomo Metal Corp filed Critical Nippon Steel & Sumitomo Metal Corp
Publication of TW200946716A publication Critical patent/TW200946716A/zh
Application granted granted Critical
Publication of TWI406968B publication Critical patent/TWI406968B/zh

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Classifications

    • 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
    • C23C22/26—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 organic compounds
    • C23C22/28—Macromolecular compounds
    • 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
    • H01F1/16—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 in the form of sheets
    • H01F1/18—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 in the form of sheets with insulating coating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Chemical Treatment Of Metals (AREA)
TW098106385A 2008-03-13 2009-02-27 An electromagnetic steel sheet having an insulating film excellent in thermal conductivity, and a method of manufacturing the same TWI406968B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008064227 2008-03-13

Publications (2)

Publication Number Publication Date
TW200946716A TW200946716A (en) 2009-11-16
TWI406968B true TWI406968B (zh) 2013-09-01

Family

ID=41065061

Family Applications (1)

Application Number Title Priority Date Filing Date
TW098106385A TWI406968B (zh) 2008-03-13 2009-02-27 An electromagnetic steel sheet having an insulating film excellent in thermal conductivity, and a method of manufacturing the same

Country Status (5)

Country Link
JP (1) JP4608600B2 (ja)
KR (1) KR101168509B1 (ja)
CN (1) CN101946024B (ja)
TW (1) TWI406968B (ja)
WO (1) WO2009113392A1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015028143A1 (en) * 2013-09-02 2015-03-05 Tata Steel Nederland Technology B.V. Doped polymer coating for steel substrates
CN105647342B (zh) * 2016-03-02 2017-11-10 安徽汇精模具研发科技有限公司 一种精密模具表面涂料及其制备方法
BR112020000266A2 (pt) * 2017-07-13 2020-07-14 Nippon Steel Corporation folha de aço eletromagnética orientada
RU2770738C1 (ru) * 2018-09-03 2022-04-21 ДжФЕ СТИЛ КОРПОРЕЙШН Лист из электротехнической стали, имеющий изолирующую пленку, и способ его изготовления
KR102223865B1 (ko) 2018-09-27 2021-03-04 주식회사 포스코 전기강판 적층체
KR102185051B1 (ko) * 2019-03-06 2020-12-01 삼성전기주식회사 코일 전자부품

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000192249A (ja) * 1998-12-28 2000-07-11 Sumitomo Metal Ind Ltd 耐食性に優れた絶縁皮膜付き電磁鋼板とその製造方法
JP2006144097A (ja) * 2004-11-24 2006-06-08 Jfe Steel Kk クロム酸系絶縁被膜付き電磁鋼板

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2697350B2 (ja) * 1991-04-03 1998-01-14 日本鋼管株式会社 絶縁性、打ち抜き性、耐熱性および耐食性に優れた電磁鋼板およびその製造方法
JP3009578B2 (ja) * 1993-12-22 2000-02-14 新日本製鐵株式会社 被膜特性の優れる方向性電磁鋼板の製造方法及びその絶縁被膜処理剤
WO2003029520A1 (fr) * 2001-09-05 2003-04-10 Usui Kokusai Sangyo Kabushiki Kaisha, Ltd. Structure de revetement resistant a la corrosion ne contenant pas de chrome hexavalent, comportant une couche de resine et une couche de metal adherant tres bien a la couche de resine
JP4112866B2 (ja) * 2002-01-16 2008-07-02 新日本製鐵株式会社 被膜性能の優れる無方向性電磁鋼板
CN1229454C (zh) * 2003-03-31 2005-11-30 宝山钢铁股份有限公司 电工钢用涂料
CN101198632B (zh) * 2005-05-10 2010-06-09 新日铁化学株式会社 环氧树脂组合物以及固化物
JP5234962B2 (ja) * 2006-08-07 2013-07-10 新日鉄住金化学株式会社 プリプレグ、積層板およびプリント配線板

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000192249A (ja) * 1998-12-28 2000-07-11 Sumitomo Metal Ind Ltd 耐食性に優れた絶縁皮膜付き電磁鋼板とその製造方法
JP2006144097A (ja) * 2004-11-24 2006-06-08 Jfe Steel Kk クロム酸系絶縁被膜付き電磁鋼板

Also Published As

Publication number Publication date
KR101168509B1 (ko) 2012-07-27
JPWO2009113392A1 (ja) 2011-07-21
JP4608600B2 (ja) 2011-01-12
CN101946024A (zh) 2011-01-12
CN101946024B (zh) 2015-05-20
KR20100101699A (ko) 2010-09-17
TW200946716A (en) 2009-11-16
WO2009113392A1 (ja) 2009-09-17

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