EP0886684A1 - Geschmiertes stahlblech - Google Patents

Geschmiertes stahlblech

Info

Publication number
EP0886684A1
EP0886684A1 EP97900799A EP97900799A EP0886684A1 EP 0886684 A1 EP0886684 A1 EP 0886684A1 EP 97900799 A EP97900799 A EP 97900799A EP 97900799 A EP97900799 A EP 97900799A EP 0886684 A1 EP0886684 A1 EP 0886684A1
Authority
EP
European Patent Office
Prior art keywords
steel
color picture
picture tube
steel sheet
zinc
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.)
Ceased
Application number
EP97900799A
Other languages
English (en)
French (fr)
Inventor
Myung Sub Kim
Haeng Min Koo
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.)
Samsung SDI Co Ltd
Original Assignee
Samsung Display Devices 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 Samsung Display Devices Co Ltd filed Critical Samsung Display Devices Co Ltd
Publication of EP0886684A1 publication Critical patent/EP0886684A1/de
Ceased legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C28/00Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C26/00Coating not provided for in groups C23C2/00 - C23C24/00
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C8/00Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/02Pretreatment of the material to be coated

Definitions

  • the present invention relates to a lubricated steel sheet, more
  • a panel assembly for a color braun tube i.e., a frame or an inner shield of machine parts for color picture tubes to make unnecessary
  • the degreasing process is to
  • the formed shadow mask is fixed on a
  • the frame is assembled through springs which are attached by welding on the sides
  • the frame and the degreased mask are electrically welded to
  • oxidizing process is the process which forms an oxidized film of iron
  • diffused reflection such as thermal decalescence and exposure light beam.
  • a machine part of a thin metal tube i.e., an inner shield is attached in
  • the color picture tube to control the mobility of electron beams by an earth
  • the mask assembly on which the machine parts such as the frame and the
  • the present invention is intended to overcome the above-
  • the process further comprises the step of plating with chromate on the
  • a color picture tube assembly comprising of steel and a resin layer coated on the steel.
  • the maching part for a color picture tube is preferred to further comprise
  • the process is preferred to further comprise the step of plating with
  • a color picture tube assembly comprising of steel, a zinc layer plated on the
  • the machine part for a color picture tube is preferred to further
  • steel sheet comprising of steel and a resin layer coated on the steel.
  • the lubericated steel sheet is preferred to further comprise a chromate
  • the lubricated steel sheet is preferred to use for manufacturing of a
  • Japanese Patent 89-1522044 discloses a process for a color picture
  • component is formed through sealing, exhaust and aging processes.
  • oxidizing process is thinner and harder than a conventional oxidized film.
  • Zinc and chromate was coated on a steel sheet and then resin was
  • the steel sheet was mold processed in the press by
  • a cold rolled steel sheet was oxidized at a high temperature in methane
  • the steel sheet coated resin makes the total process simpler because omission

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Laminated Bodies (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
EP97900799A 1996-01-19 1997-01-20 Geschmiertes stahlblech Ceased EP0886684A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1102096 1996-01-19
KR1019960001120A KR100210967B1 (ko) 1996-01-19 1996-01-19 칼라브라운관용 패널 조립품용 가공부품 및 그 제조방법
PCT/KR1997/000012 WO1997026387A1 (en) 1996-01-19 1997-01-20 Lubricated steel sheet

Publications (1)

Publication Number Publication Date
EP0886684A1 true EP0886684A1 (de) 1998-12-30

Family

ID=19449757

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97900799A Ceased EP0886684A1 (de) 1996-01-19 1997-01-20 Geschmiertes stahlblech

Country Status (7)

Country Link
EP (1) EP0886684A1 (de)
JP (1) JP2000504472A (de)
KR (1) KR100210967B1 (de)
CN (1) CN1213411A (de)
MY (1) MY129783A (de)
TW (1) TW344837B (de)
WO (1) WO1997026387A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002054435A1 (en) * 2000-12-28 2002-07-11 Sumitomo Metal Steel Products Inc. Inner magnetic shielding material and method for production thereof
TWI274365B (en) * 2002-06-28 2007-02-21 Sumitomo Metal Steel Prod Inner magnetic shield material for use in cathode ray tubes and a method for its manufacture

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0815583B2 (ja) * 1990-08-31 1996-02-21 日本鋼管株式会社 加工性及び耐食性に優れたプレコート鋼板及びその製造方法
JPH04308100A (ja) * 1991-04-03 1992-10-30 Kawasaki Steel Corp 耐食性に優れた有機複合めっき鋼板の製造方法
JPH07331451A (ja) * 1994-06-07 1995-12-19 Nippon Petrochem Co Ltd 熱可塑性合成樹脂成形品のメッキ前処理法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO9726387A1 *

Also Published As

Publication number Publication date
MY129783A (en) 2007-04-30
WO1997026387A1 (en) 1997-07-24
KR100210967B1 (ko) 1999-07-15
TW344837B (en) 1998-11-11
JP2000504472A (ja) 2000-04-11
KR970059313A (ko) 1997-08-12
CN1213411A (zh) 1999-04-07

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Legal Events

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