KR910003145A - 철심가공성, 내열성 및 장력부여성이 우수한 방향성 전자강판의 절연 피막 형성방법 및 방향성 전자강판 - Google Patents

철심가공성, 내열성 및 장력부여성이 우수한 방향성 전자강판의 절연 피막 형성방법 및 방향성 전자강판 Download PDF

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KR910003145A
KR910003145A KR1019900010153A KR900010153A KR910003145A KR 910003145 A KR910003145 A KR 910003145A KR 1019900010153 A KR1019900010153 A KR 1019900010153A KR 900010153 A KR900010153 A KR 900010153A KR 910003145 A KR910003145 A KR 910003145A
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steel sheet
oriented electrical
electrical steel
group
weight
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KR1019900010153A
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KR930007151B1 (ko
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오사무 다나까
에이스께 미네마쓰
노리가즈 후지이
기꾸지 히로세
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야마모도 젠사꾸
신닛뽄 세이데쓰 가부시끼가이샤
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Priority claimed from JP1173180A external-priority patent/JP2709515B2/ja
Priority claimed from JP1344744A external-priority patent/JP2791812B2/ja
Application filed by 야마모도 젠사꾸, 신닛뽄 세이데쓰 가부시끼가이샤 filed Critical 야마모도 젠사꾸
Publication of KR910003145A publication Critical patent/KR910003145A/ko
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    • 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
    • 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
    • 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
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electromagnetism (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Soft Magnetic Materials (AREA)

Abstract

내용 없음.

Description

철심가공성, 내열성 및 장력부여성이 우수한 방향성 전자강파느이 절연 피막 형성방법 및 방향성 전자강판
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 절연피막의 마찰계수를 측정하는 방법(A법) 설명도.
제2도(a)는 왜곡교정(Straightening) 소둔시에 있어서의 스티킹 조사에 있어서, 소둔에서의 샘플 적층상태를 나타내는 도면.
제2도(b)는 왜곡교정 소둔후의 강판층간의 소부상태를 측정할때의 태양을 나타내는 도면.

Claims (2)

  1. 규소강 슬랩을 열간 압연하여 소둔한 후, 1회 혹은 중간소둔을 끼운 2회 이상의 냉간압연을 행하여 최종판두께로 하고, 이 재료를 탈탄소둔하여 소둔분리제를 도포한 후 최종 소둔을 시행하고, 이어서 절연피막 형성 도포제를 도포하여 소부처리와 히트플랫트닝을 시행하는 방향성 전자강판의 제조방법에 있어서, 입경 50㎛이하의 콜로이드상 실리카(SiO2로서 고형분 중량으로) 50∼98중량％와, Fe, Ca, Ba, Zn, Al, Ni, Sn, Cu, Cr, Cd, Nd, Mn, Mo, Si, Ti, W, Bi, Sr, V의 군에서 선택되는 원소의 산화물, 탄화물, 질화물, 황화물, 붕화물, 수산화물, 규산염, 탄산염, 붕산염, 황산염, 초산염, 염화물로서, 또 그 입자경이 80∼3000m㎛인 콜로이드상 물질의 군에서 선택되는 1종 또는 2종이상(고형분 환산으로)2∼50중량％로 이루어지는 콜로이드상 물질 혼합물(고형분 환산으로)100중량부에 대하여, Al, Mg, Ca, 또는 Zn의 인산염의 군에서 선택되는 1종 또는 2종이상 130∼250중량부와, 무수크롬산, 크롬산염 또는 중크롬산염의 군에서 선택되는 1종 또는 2종이상 10∼40중량부를 첨가하여 이루어지는 절연 피막형성도포제를 도포하고, 소부처리하는 것을 특징으로 하는 철심의 가공성, 내열성 및 장력 부여성이 우수한 받향성 전자강판의 절연 피막형성 방법.
  2. 제1항에 있어서, 절연 피막형성 처리후의 강판 표면거칠기가 Ra값으로 0.15∼0.60㎛인 것을 특징으로 하는 방향성 전자 강판.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900010153A 1989-07-05 1990-07-05 철심가공성, 내열성 및 장력부여성이 우수한 방향성 전자강판의 절연피막 형성방법 및 방향성 전자강판 KR930007151B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP1-173180 1989-07-05
JP1173180A JP2709515B2 (ja) 1989-07-05 1989-07-05 鉄心の加工性および耐熱性の優れる方向性電磁鋼板の絶縁皮膜形成方法
JP1344744A JP2791812B2 (ja) 1989-12-30 1989-12-30 鉄心加工性、耐熱性および張力付与性の優れた方向性電磁鋼板の絶縁皮膜形成方法及び方向性電磁鋼板
JP1-344744 1989-12-30

Publications (2)

Publication Number Publication Date
KR910003145A true KR910003145A (ko) 1991-02-27
KR930007151B1 KR930007151B1 (ko) 1993-07-30

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KR1019900010153A KR930007151B1 (ko) 1989-07-05 1990-07-05 철심가공성, 내열성 및 장력부여성이 우수한 방향성 전자강판의 절연피막 형성방법 및 방향성 전자강판

Country Status (6)

Country Link
US (1) US5174833A (ko)
EP (1) EP0406833B1 (ko)
KR (1) KR930007151B1 (ko)
CN (1) CN1039915C (ko)
CA (1) CA2020285C (ko)
DE (1) DE69006946T2 (ko)

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KR930007151B1 (ko) 1993-07-30
EP0406833A1 (en) 1991-01-09
CA2020285C (en) 1994-09-13
DE69006946T2 (de) 1994-06-09
CA2020285A1 (en) 1991-01-06
US5174833A (en) 1992-12-29
EP0406833B1 (en) 1994-03-02
CN1048554A (zh) 1991-01-16
DE69006946D1 (de) 1994-04-07
CN1039915C (zh) 1998-09-23

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