FR2179731A1 - - Google Patents

Info

Publication number
FR2179731A1
FR2179731A1 FR7307396A FR7307396A FR2179731A1 FR 2179731 A1 FR2179731 A1 FR 2179731A1 FR 7307396 A FR7307396 A FR 7307396A FR 7307396 A FR7307396 A FR 7307396A FR 2179731 A1 FR2179731 A1 FR 2179731A1
Authority
FR
France
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.)
Granted
Application number
FR7307396A
Other versions
FR2179731B1 (fr
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.)
Pilot Corp
Original Assignee
Pilot Pen 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 Pilot Pen Co Ltd filed Critical Pilot Pen Co Ltd
Publication of FR2179731A1 publication Critical patent/FR2179731A1/fr
Application granted granted Critical
Publication of FR2179731B1 publication Critical patent/FR2179731B1/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • C25D11/04—Anodisation of aluminium or alloys based thereon
    • C25D11/18—After-treatment, e.g. pore-sealing
    • C25D11/20—Electrolytic after-treatment
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • C25D11/024—Anodisation under pulsed or modulated current or potential
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • C25D11/04—Anodisation of aluminium or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • C25D11/04—Anodisation of aluminium or alloys based thereon
    • C25D11/045—Anodisation of aluminium or alloys based thereon for forming AAO templates
    • 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
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • 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
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • 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
    • H01F10/06—Thin magnetic films, e.g. of one-domain structure characterised by the coupling or physical contact with connecting or interacting conductors
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Magnetic Record Carriers (AREA)
  • Hard Magnetic Materials (AREA)
FR7307396A 1972-04-14 1973-03-01 Expired FR2179731B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47037421A JPS5121562B2 (fr) 1972-04-14 1972-04-14

Publications (2)

Publication Number Publication Date
FR2179731A1 true FR2179731A1 (fr) 1973-11-23
FR2179731B1 FR2179731B1 (fr) 1976-09-10

Family

ID=12497044

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7307396A Expired FR2179731B1 (fr) 1972-04-14 1973-03-01

Country Status (9)

Country Link
JP (1) JPS5121562B2 (fr)
BE (1) BE798227A (fr)
CA (1) CA1020489A (fr)
CH (1) CH570659A5 (fr)
DE (1) DE2309594C3 (fr)
FR (1) FR2179731B1 (fr)
GB (1) GB1418933A (fr)
IT (1) IT977418B (fr)
NL (1) NL157443B (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2348281A1 (fr) * 1976-04-15 1977-11-10 Dornier System Gmbh Couche d'absorption selective de rayonnement solaire, reposant sur un support en aluminium
WO2017089687A1 (fr) * 2015-11-27 2017-06-01 Constellium Neuf-Brisach Procede de depot electrolytique d'une couche de conversion sous courant alternatif

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4939966U (fr) * 1972-07-10 1974-04-08
JPS51148407A (en) * 1975-06-13 1976-12-20 Mitsubishi Electric Corp Magnetic recording medium
DE2658956A1 (de) * 1976-12-24 1978-06-29 Ibm Deutschland Vertikales magnetisches informationsaufzeichnungssystem
JPS5671821A (en) * 1979-11-14 1981-06-15 Hitachi Ltd Substrate for magnetic disc and its manufacture
DE3035148A1 (de) * 1980-09-18 1982-04-22 Ibm Deutschland Gmbh, 7000 Stuttgart Magnetischer aufzeichnungstraeger fuer vertikales aufzeichnen
JPS5746320A (en) * 1980-09-01 1982-03-16 Pilot Pen Co Ltd:The Magnetic recording material and its production
JPS57158013A (en) * 1981-03-24 1982-09-29 Nec Corp Magnetic recording body
DE3277337D1 (en) * 1981-09-28 1987-10-22 Xerox Corp Post treatment of perpendicular magnetic recording media
JPS59130406A (ja) * 1983-01-17 1984-07-27 Nippon Telegr & Teleph Corp <Ntt> 粉末永久磁石の製造方法
JPS59207029A (ja) * 1983-05-10 1984-11-24 Nippon Gakki Seizo Kk 磁気記録媒体およびその製法
US4808279A (en) * 1986-10-02 1989-02-28 The University Of Toronto Innovations Foundation Process for preparing magnetic recording material
WO1996037885A1 (fr) * 1995-05-26 1996-11-28 International Business Machines Corporation Disque a contact direct pour enregistrement magnetique vertical de donnees

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
'Chemical Abstracts', Vol. 74, No. 26, (28 juin 1971), page 597-réf. 150066t: 'PLATING ON ALUMINIUM AND ITS ALLOYS=ANODIZING AS A PRETREATMENT' *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2348281A1 (fr) * 1976-04-15 1977-11-10 Dornier System Gmbh Couche d'absorption selective de rayonnement solaire, reposant sur un support en aluminium
WO2017089687A1 (fr) * 2015-11-27 2017-06-01 Constellium Neuf-Brisach Procede de depot electrolytique d'une couche de conversion sous courant alternatif

Also Published As

Publication number Publication date
NL157443B (nl) 1978-07-17
DE2309594B2 (de) 1975-01-16
NL7301706A (fr) 1973-10-16
GB1418933A (en) 1975-12-24
CH570659A5 (fr) 1975-12-15
CA1020489A (fr) 1977-11-08
BE798227A (fr) 1973-07-31
DE2309594C3 (de) 1975-08-28
JPS4942305A (fr) 1974-04-20
JPS5121562B2 (fr) 1976-07-03
DE2309594A1 (de) 1973-10-18
FR2179731B1 (fr) 1976-09-10
IT977418B (it) 1974-09-10

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Legal Events

Date Code Title Description
ST Notification of lapse