DE2223932C3 - Verfahren zum galvanischen Niederschlagen magnetisierbarer Schichten - Google Patents

Verfahren zum galvanischen Niederschlagen magnetisierbarer Schichten

Info

Publication number
DE2223932C3
DE2223932C3 DE2223932A DE2223932A DE2223932C3 DE 2223932 C3 DE2223932 C3 DE 2223932C3 DE 2223932 A DE2223932 A DE 2223932A DE 2223932 A DE2223932 A DE 2223932A DE 2223932 C3 DE2223932 C3 DE 2223932C3
Authority
DE
Germany
Prior art keywords
magnetic
rhenium
bath
ratio
layers
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
DE2223932A
Other languages
German (de)
English (en)
Other versions
DE2223932A1 (de
DE2223932B2 (de
Inventor
Sidney Leon San Jose Calif. Phillips (V.St.A.)
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 DE2223932A1 publication Critical patent/DE2223932A1/de
Publication of DE2223932B2 publication Critical patent/DE2223932B2/de
Application granted granted Critical
Publication of DE2223932C3 publication Critical patent/DE2223932C3/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00Electroplating: Baths therefor
    • C25D3/02Electroplating: Baths therefor from solutions
    • C25D3/56Electroplating: Baths therefor from solutions of alloys
    • C25D3/562Electroplating: Baths therefor from solutions of alloys containing more than 50% by weight of iron or nickel or cobalt

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Thin Magnetic Films (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
DE2223932A 1971-05-19 1972-05-17 Verfahren zum galvanischen Niederschlagen magnetisierbarer Schichten Expired DE2223932C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14496171A 1971-05-19 1971-05-19

Publications (3)

Publication Number Publication Date
DE2223932A1 DE2223932A1 (de) 1972-11-30
DE2223932B2 DE2223932B2 (de) 1973-04-19
DE2223932C3 true DE2223932C3 (de) 1974-01-03

Family

ID=22510957

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2223932A Expired DE2223932C3 (de) 1971-05-19 1972-05-17 Verfahren zum galvanischen Niederschlagen magnetisierbarer Schichten

Country Status (7)

Country Link
US (1) US3704211A (enExample)
JP (1) JPS5330656B1 (enExample)
CA (1) CA1026700A (enExample)
DE (1) DE2223932C3 (enExample)
FR (1) FR2137480B1 (enExample)
GB (1) GB1383417A (enExample)
IT (1) IT955537B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3972786A (en) * 1974-06-28 1976-08-03 Ampex Corporation Mechanically enhanced magnetic memory
US4345007A (en) * 1975-12-17 1982-08-17 General Electric Company Electro-deposition of a nonmagnetic conductive coating for memory wire protection
US5623386A (en) * 1994-10-31 1997-04-22 Sullivan; Thomas M. Magnetic recording component
US5850329A (en) * 1994-10-31 1998-12-15 Sullivan; Thomas Milton Magnetic recording device components
US6077619A (en) * 1994-10-31 2000-06-20 Sullivan; Thomas M. Polycrystalline silicon carbide ceramic wafer and substrate
US6309766B1 (en) 1994-10-31 2001-10-30 Thomas M. Sullivan Polycrystalline silicon carbide ceramic wafer and substrate
EP1467002A4 (en) * 2002-01-18 2007-02-28 Japan Science & Tech Agency METHOD FOR PRODUCING A COATING FILM FROM RE-ALLOYING AT HIGH RE-GALVITY BY GALVANIZING
SG118264A1 (en) * 2004-06-29 2006-01-27 Sony Corp A magnetic material and a MEMS device using the magnetic material
CN101580954B (zh) * 2009-06-23 2010-11-03 安徽华东光电技术研究所 一种用于镀铼的组合物及其使用方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1253004B (de) * 1962-09-20 1967-10-26 Basf Ag Verfahren zur galvanischen Herstellung von Schichtmagnetogrammtraegern

Also Published As

Publication number Publication date
FR2137480B1 (enExample) 1974-09-13
DE2223932A1 (de) 1972-11-30
CA1026700A (en) 1978-02-21
US3704211A (en) 1972-11-28
GB1383417A (en) 1974-02-12
JPS5330656B1 (enExample) 1978-08-29
DE2223932B2 (de) 1973-04-19
FR2137480A1 (enExample) 1972-12-29
IT955537B (it) 1973-09-29

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee