KR940002893A - 칼라 음극선관 내에 부착되는 내부 차폐용 소재와 그 제조방법 - Google Patents

칼라 음극선관 내에 부착되는 내부 차폐용 소재와 그 제조방법 Download PDF

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Publication number
KR940002893A
KR940002893A KR1019930013353A KR930013353A KR940002893A KR 940002893 A KR940002893 A KR 940002893A KR 1019930013353 A KR1019930013353 A KR 1019930013353A KR 930013353 A KR930013353 A KR 930013353A KR 940002893 A KR940002893 A KR 940002893A
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KR
South Korea
Prior art keywords
steel sheet
manufacturing
internal shielding
shielding material
cold
Prior art date
Application number
KR1019930013353A
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English (en)
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KR100267893B1 (ko
Inventor
기이찌로 노무라
오사무 유부따
Original Assignee
구노 이찌오
도요고한가부시끼가이샤
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Publication of KR940002893A publication Critical patent/KR940002893A/ko
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Publication of KR100267893B1 publication Critical patent/KR100267893B1/ko

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • 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
    • C21D8/1216—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the working step(s) being of interest
    • C21D8/1233—Cold rolling
    • 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
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D7/00—Electroplating characterised by the article coated
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D7/00—Electroplating characterised by the article coated
    • C25D7/001—Magnets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/06—Screens for shielding; Masks interposed in the electron stream
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/12—Electroplating: Baths therefor from solutions of nickel or cobalt
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/48—After-treatment of electroplated surfaces
    • C25D5/50—After-treatment of electroplated surfaces by heat-treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Thermal Sciences (AREA)
  • Electromagnetism (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Metal Rolling (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)

Abstract

본 발명은 우수한 자기특성과 내청성을 구비하며, 종래의 흑화처리 공정을 필요로 하지 않는 내부 차폐용 소재 및 그 제조방법을 제공한다.
본 발명의 또다른 목적은 강판 통과가 도금 공정에서 유연해지는 방법과 니켈 도금된 강판이 풀림 공정에서 점착이 방지되는 방법을 제공하는 것이다.

Description

칼라 음극선관 내에 부착되는 내부 차폐용 소재와 그 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (3)

  1. 0.2∼2.0㎛ Ra의 표면 조도를 갖는 염기 강판, 그의 일면 또는 양면에 제공된 니켈-철 확산층, 니켈-철 확산층 상에 0.1∼5.O㎛의 두께를 갖는 니켈층을 구비한 내부 차폐용 소재.
  2. 표면 조도를 0.2∼2.0㎛ Ra로 헝성하기 위해 알루미늄킬드 냉각 압연 강판을 냉각 압연하는 공정, 상기 강판의 일면 또는 양면에 두게 0.1∼5.0㎛의 두께를 갖는 니켈층을 도포시키는 공정, 상기 표면 처리된 강판을 풀림 하는 공정을 구비한 내부 차폐용 소재 제조방법.
  3. 알루미늄 킬드 핫 밴드 강판을 냉각 압연하는 공정, 상기 알루미늄 킬드 냉각 압연 강판을 550∼680℃로 풀림 하는 공정, 풀림된 냉각 압연 강판을 0.2-2.0㎛ Ra의 표면 조도로 다시 냉각 압연하는 공정, 냉간 압연 강판의 일면 또는 양면에 두께 0.1∼5.0㎛의 두게의 니켈층을 도포시키는 공정, 그리고 상기 표면 처리된 냉각압연 강판을 재 풀림하는 공정을 구비한 내부 차폐용 소재 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930013353A 1992-07-16 1993-07-15 칼라 음극선관 내에 부착되는 내부 차폐용 소재와 그 제조방법 KR100267893B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4213309A JP2762328B2 (ja) 1992-07-16 1992-07-16 インナーシールド用素材およびその製造法
JP92-213309 1992-07-16

Publications (2)

Publication Number Publication Date
KR940002893A true KR940002893A (ko) 1994-02-19
KR100267893B1 KR100267893B1 (ko) 2000-10-16

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Application Number Title Priority Date Filing Date
KR1019930013353A KR100267893B1 (ko) 1992-07-16 1993-07-15 칼라 음극선관 내에 부착되는 내부 차폐용 소재와 그 제조방법

Country Status (4)

Country Link
US (2) US5618401A (ko)
JP (1) JP2762328B2 (ko)
KR (1) KR100267893B1 (ko)
CN (1) CN1044946C (ko)

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KR100579412B1 (ko) * 2001-09-27 2006-05-12 주식회사 포스코 극저주파 차폐강판의 제조방법

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KR100714320B1 (ko) * 2000-12-28 2007-05-04 닛테쓰 스미킨 고한 가부시키가이샤 내측 자기 실드 소재와 그 제조 방법
JP3509778B2 (ja) * 2001-06-01 2004-03-22 ソニー株式会社 陰極線管及び陰極線管の製造方法
CN100389227C (zh) * 2002-06-28 2008-05-21 日铁住金钢板株式会社 用于阴极射线管的内部磁屏蔽材料及其制造方法
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100579412B1 (ko) * 2001-09-27 2006-05-12 주식회사 포스코 극저주파 차폐강판의 제조방법

Also Published As

Publication number Publication date
CN1044946C (zh) 1999-09-01
CN1082763A (zh) 1994-02-23
US5618401A (en) 1997-04-08
KR100267893B1 (ko) 2000-10-16
JPH0636702A (ja) 1994-02-10
JP2762328B2 (ja) 1998-06-04
US5821686A (en) 1998-10-13

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