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GB1083102A - Method and apparatus for electroplating articles - Google Patents

Method and apparatus for electroplating articles

Info

Publication number
GB1083102A
GB1083102A GB16747/65A GB1674765A GB1083102A GB 1083102 A GB1083102 A GB 1083102A GB 16747/65 A GB16747/65 A GB 16747/65A GB 1674765 A GB1674765 A GB 1674765A GB 1083102 A GB1083102 A GB 1083102A
Authority
GB
United Kingdom
Prior art keywords
web
litre
grams
bath
plated
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.)
Expired
Application number
GB16747/65A
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1083102A publication Critical patent/GB1083102A/en
Expired 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
    • C23C18/00Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
    • C23C18/16Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
    • C23C18/31Coating with metals
    • C23C18/32Coating with nickel, cobalt or mixtures thereof with phosphorus or boron
    • C23C18/34Coating with nickel, cobalt or mixtures thereof with phosphorus or boron using reducing agents
    • C23C18/36Coating with nickel, cobalt or mixtures thereof with phosphorus or boron using reducing agents using hypophosphites
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D7/00Electroplating characterised by the article coated
    • C25D7/06Wires; Strips; Foils
    • C25D7/0614Strips or foils
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00Thin magnetic films, e.g. of one-domain structure
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/14Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
    • H01F41/24Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates from liquids
    • H01F41/26Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates from liquids using electric currents, e.g. electroplating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Thin Magnetic Films (AREA)
  • Electroplating And Plating Baths Therefor (AREA)

Abstract

A magnetic metal is plated on to one surface of a web of dielectric material by electrolessly depositing a metallic film on all surfaces of the web and then moving the web through a bath containing an electrolyte, an anode and a cathode at least partially submerged in the electrolyte, the web being maintained in tight contact with the cathode so as to exclude electrolyte from one side of the web. Preferably the web, before being electrolessly plated, is provided with holes which give additional current paths during the electroplating to ensure a more uniform deposit. The holes may be in lines longitudinally of the web, the plated web being cut along the lines to produce plated webs of lesser width. The cathodic electrode may be a rotatable drum or it may be a continuously moving conductive ribbon which passes through the plating bath in the form of a parabolic loop round a suitably shaped support. In the latter modification the ribbon, after being separated from the plated web, may be passed through a stripping bath and a rinsing bath to remove any metal plated thereon, before being returned to the electrolysis bath. In both modifications the anode in the electrolysis bath has a shape conforming to that of the cathode. In an example an electroless plating bath for depositing nickel on an elongated polyethylene terephthalate web has the composition .nickel sulphate hexahydrate.18.4 grams/litre .sodium hypophosphite monohydrate.24.4 grams/litre .acetic acid.3.6 grams/litre .sodium acetate.4.8 grams/litre .lactic acid (85%).31.0 grams/litre .sodium succinate hexahydrate.16.2 grams/litre .lead ion.5 p.p.m The bath is operated at a temperature of 180-210 DEG F. and at a pH of 5.2 \sB 0.6 (adjusted with sodium hydroxide). The web is previously sensitized with a 30 grams/litre stannous chloride solution containing 10 ml/litre of HCl, and then a 0.1 gram/litre of palladium chloride solution containing 10 ml/litre of HCl to give a thin coat of palladium, with water rinses after each immersion. Electroplating is carried out in a cobalt sulphate-nickel sulphate bath containing sodium hypophosphite and ammonium chloride and, possibly, saccharin to act as a stress removing ingredient.
GB16747/65A 1964-04-27 1965-04-21 Method and apparatus for electroplating articles Expired GB1083102A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US363342A US3362893A (en) 1964-04-27 1964-04-27 Method and apparatus for the high speed production of magnetic films

Publications (1)

Publication Number Publication Date
GB1083102A true GB1083102A (en) 1967-09-13

Family

ID=23429826

Family Applications (1)

Application Number Title Priority Date Filing Date
GB16747/65A Expired GB1083102A (en) 1964-04-27 1965-04-21 Method and apparatus for electroplating articles

Country Status (3)

Country Link
US (1) US3362893A (en)
DE (1) DE1514004A1 (en)
GB (1) GB1083102A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3637471A (en) * 1969-01-29 1972-01-25 Burroughs Corp Method of electrodepositing ferromagnetic alloys
GB2196022A (en) * 1986-09-12 1988-04-20 Deutsche Automobilgesellsch Process for the continuous impregnation of nonwoven or needle felt webs with an activating solution for electroless plating
GB2203171A (en) * 1987-04-01 1988-10-12 Deutsche Automobilgesellsch Electroless metallisation of sheetlike textile substrates
GB2339797A (en) * 1998-07-22 2000-02-09 Telcon Ltd Magnetic alloys
CN112779578A (en) * 2021-03-16 2021-05-11 昆山元天电子有限公司 Ultrathin film electroplating device

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3483113A (en) * 1966-02-11 1969-12-09 United States Steel Corp Apparatus for continuously electroplating a metallic strip
US3483098A (en) * 1966-02-11 1969-12-09 United States Steel Corp Method and apparatus for electroplating a metallic strip
DE2650873A1 (en) * 1976-11-06 1978-05-11 Philips Patentverwaltung METHOD OF MANUFACTURING AN ELECTROMAGNET
JPH07118889A (en) * 1993-09-02 1995-05-09 Yamaha Motor Co Ltd Plating solution, plating method and interior plated engine cylinder
LU90640B1 (en) * 2000-09-18 2002-05-23 Circuit Foil Luxembourg Trading Sarl Method for electroplating a strip of foam
US20080128019A1 (en) * 2006-12-01 2008-06-05 Applied Materials, Inc. Method of metallizing a solar cell substrate
US7799182B2 (en) * 2006-12-01 2010-09-21 Applied Materials, Inc. Electroplating on roll-to-roll flexible solar cell substrates

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE119031C (en) *
US1430855A (en) * 1920-01-21 1922-10-03 Schlotter Max Apparatus for automatically electroplating metallic sheets by means of a revolving cylinder
US2019994A (en) * 1932-10-26 1935-11-05 Aerovox Corp Art of producing electrolytic cells
US2232019A (en) * 1937-07-21 1941-02-18 American Steel & Wire Co Apparatus for electrolytically treating metallic articles
DE888495C (en) * 1940-12-11 1953-09-03 Westfalenhuette Dortmund Ag Method and device for the partial covering of tapes
US2477808A (en) * 1946-05-08 1949-08-02 Carl G Jones Electrolytic apparatus for treatment of moving strip
US3261770A (en) * 1962-06-29 1966-07-19 Ibm Salt solution contact activator and scriber for electroplating on a continuous film and method of using the same
US3967017A (en) * 1970-03-17 1976-06-29 John Anthony Marten Method of coating a vehicle test bed rollers

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3637471A (en) * 1969-01-29 1972-01-25 Burroughs Corp Method of electrodepositing ferromagnetic alloys
GB2196022A (en) * 1986-09-12 1988-04-20 Deutsche Automobilgesellsch Process for the continuous impregnation of nonwoven or needle felt webs with an activating solution for electroless plating
GB2196022B (en) * 1986-09-12 1991-04-17 Deutsche Automobilgesellsch Process for the continuous impregnating of nonwoven or needle felt web with an activating solution
GB2203171A (en) * 1987-04-01 1988-10-12 Deutsche Automobilgesellsch Electroless metallisation of sheetlike textile substrates
US4835015A (en) * 1987-04-01 1989-05-30 Deutsche Automobilgesellschaft Mbh Process for electroless metallization of sheetlike textile substrates
GB2203171B (en) * 1987-04-01 1991-07-10 Deutsche Automobilgesellsch Process for electroless metallisation of sheetlike textile substrates
GB2339797A (en) * 1998-07-22 2000-02-09 Telcon Ltd Magnetic alloys
CN112779578A (en) * 2021-03-16 2021-05-11 昆山元天电子有限公司 Ultrathin film electroplating device

Also Published As

Publication number Publication date
US3362893A (en) 1968-01-09
DE1514004A1 (en) 1969-11-06

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