CH425393A - Process for the preparation of thin magnetic films - Google Patents

Process for the preparation of thin magnetic films

Info

Publication number
CH425393A
CH425393A CH1154261A CH1154261A CH425393A CH 425393 A CH425393 A CH 425393A CH 1154261 A CH1154261 A CH 1154261A CH 1154261 A CH1154261 A CH 1154261A CH 425393 A CH425393 A CH 425393A
Authority
CH
Switzerland
Prior art keywords
preparation
magnetic films
thin magnetic
thin
films
Prior art date
Application number
CH1154261A
Other languages
Italian (it)
Inventor
S Mathias Joseph
F Schneider Edwin
Original Assignee
Sperry Rand 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 Sperry Rand Corp filed Critical Sperry Rand Corp
Publication of CH425393A publication Critical patent/CH425393A/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
    • G11B5/65—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition
    • G11B5/653—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition containing Fe or Ni
    • 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
    • C25D3/56—Electroplating: Baths therefor from solutions of alloys
    • 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
    • C25D3/56—Electroplating: Baths therefor from solutions of alloys
    • C25D3/562—Electroplating: Baths therefor from solutions of alloys containing more than 50% by weight of iron or nickel or cobalt
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
    • H01F10/12—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys
    • H01F10/14—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys containing iron or nickel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus 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
    • H01F41/14—Apparatus 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
    • H01F41/24—Apparatus 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
    • H01F41/26—Apparatus 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemically Coating (AREA)
  • Thin Magnetic Films (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Electroplating Methods And Accessories (AREA)
CH1154261A 1960-10-05 1961-10-04 Process for the preparation of thin magnetic films CH425393A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US60735A US3119753A (en) 1960-10-05 1960-10-05 Method of preparing thin magnetic films

Publications (1)

Publication Number Publication Date
CH425393A true CH425393A (en) 1966-11-30

Family

ID=22031429

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1154261A CH425393A (en) 1960-10-05 1961-10-04 Process for the preparation of thin magnetic films

Country Status (5)

Country Link
US (1) US3119753A (en)
CH (1) CH425393A (en)
DE (1) DE1147817B (en)
GB (1) GB950342A (en)
NL (1) NL269912A (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3350180A (en) * 1967-10-31 Magnetic device with alternating lami- na of magnetic material and non-mag- netic metal on a substrate
US3255033A (en) * 1961-12-28 1966-06-07 Ibm Electroless plating of a substrate with nickel-iron alloys and the coated substrate
US3393982A (en) * 1962-11-08 1968-07-23 Ncr Co Ferromagnetic storage devices having uniaxial anisotropy
US3353986A (en) * 1963-11-20 1967-11-21 Sperry Rand Corp Electroless deposition of cobalt-ironphosphorous magnetic material
FR1397417A (en) * 1964-03-09 1965-04-30 Ibm France New improvements to the electrolytic deposition of a magnetic layer
US3297418A (en) * 1964-04-24 1967-01-10 Firestone Stanley Magnetic thin film element and method of manufacture
US3354059A (en) * 1964-08-12 1967-11-21 Ibm Electrodeposition of nickel-iron magnetic alloy films
US3549508A (en) * 1965-11-19 1970-12-22 Toko Inc Process for producing magnetic thin film wire by multiple-layer electrodeposition
US3699553A (en) * 1971-02-12 1972-10-17 Us Navy Nondestructive readout thin film memory device and method therefor
US5576099A (en) * 1990-02-09 1996-11-19 International Business Machines Corporation Inductive head lamination with layer of magnetic quenching material
CN102409375B (en) * 2011-12-01 2014-07-09 广州市海珠区金穗达表面技术发展中心 Nickel-phosphorus alloy electroplating solution and use method thereof
CN104451829B (en) * 2014-11-20 2017-06-27 长沙理工大学 Nickel-iron-phosphorus/nano V8C7Composite electroplating liquid
CN106381510A (en) * 2016-12-06 2017-02-08 刘志红 Preparing technology of Ni-Fe-P alloy-based compound coating
CN106757287A (en) * 2016-12-06 2017-05-31 刘志红 A kind of preparation technology of Fe Ni P base composite claddings

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1965399A (en) * 1929-06-25 1934-07-03 Western Electric Co Method of and apparatus for electro-chemically producing articles
US2644787A (en) * 1950-01-05 1953-07-07 Eckert Mauchly Comp Corp Electrodeposition of a magnetic coating
US2643221A (en) * 1950-11-30 1953-06-23 Us Army Electrodeposition of phosphorusnickel and phosphorus-cobalt alloys
NL243931A (en) * 1958-10-01

Also Published As

Publication number Publication date
NL269912A (en)
GB950342A (en) 1964-02-26
DE1147817B (en) 1963-04-25
US3119753A (en) 1964-01-28

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