DE3064353D1 - A process for producing a magnetic recording medium - Google Patents

A process for producing a magnetic recording medium

Info

Publication number
DE3064353D1
DE3064353D1 DE8080300524T DE3064353T DE3064353D1 DE 3064353 D1 DE3064353 D1 DE 3064353D1 DE 8080300524 T DE8080300524 T DE 8080300524T DE 3064353 T DE3064353 T DE 3064353T DE 3064353 D1 DE3064353 D1 DE 3064353D1
Authority
DE
Germany
Prior art keywords
producing
recording medium
magnetic recording
magnetic
medium
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
DE8080300524T
Other languages
English (en)
Inventor
Toshinori Takagi
Shinsaku Nakata
Kazuhiko Kanki
Masahiro Hotta
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.)
Sekisui Chemical Co Ltd
Original Assignee
Sekisui Chemical 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
Priority claimed from JP2095779A external-priority patent/JPS55113134A/ja
Priority claimed from JP3968579A external-priority patent/JPS55132535A/ja
Priority claimed from JP3968679A external-priority patent/JPS55132526A/ja
Application filed by Sekisui Chemical Co Ltd filed Critical Sekisui Chemical Co Ltd
Application granted granted Critical
Publication of DE3064353D1 publication Critical patent/DE3064353D1/de
Expired legal-status Critical Current

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
    • G11B5/658—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition containing oxygen, e.g. molecular oxygen or magnetic oxide
    • C—CHEMISTRY; METALLURGY
    • C23—COATING 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
    • C23C—COATING 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
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/0021—Reactive sputtering or evaporation
    • 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
    • G11B5/851—Coating a support with a magnetic layer by sputtering
    • 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
    • H01F10/18—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being compounds
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/263—Coating layer not in excess of 5 mils thick or equivalent
    • Y10T428/264—Up to 3 mils
    • Y10T428/265—1 mil or less
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Physical Vapour Deposition (AREA)
DE8080300524T 1979-02-23 1980-02-22 A process for producing a magnetic recording medium Expired DE3064353D1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2095779A JPS55113134A (en) 1979-02-23 1979-02-23 Magnetic recording medium
JP3968579A JPS55132535A (en) 1979-04-02 1979-04-02 Manufacture of magnetic recording medium
JP3968679A JPS55132526A (en) 1979-04-02 1979-04-02 Magnetic recording medium and its manufacture

Publications (1)

Publication Number Publication Date
DE3064353D1 true DE3064353D1 (en) 1983-09-01

Family

ID=27283234

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080300524T Expired DE3064353D1 (en) 1979-02-23 1980-02-22 A process for producing a magnetic recording medium

Country Status (5)

Country Link
US (2) US4354909A (de)
EP (1) EP0015692B1 (de)
AU (1) AU531847B2 (de)
CA (1) CA1148655A (de)
DE (1) DE3064353D1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4429016A (en) * 1980-03-07 1984-01-31 Matsushita Electric Industrial Co., Ltd. Magnetic recording medium with vacuum deposited magnetic layer
JPS5775414A (en) * 1980-10-28 1982-05-12 Fuji Photo Film Co Ltd Manufacture of magneti substance thin film target for sputtering
JPS58130443A (ja) * 1982-01-28 1983-08-03 Fuji Photo Film Co Ltd 磁気記録媒体の製造方法
JPS58167602A (ja) * 1982-03-29 1983-10-03 Futaba Corp 有機物薄膜の形成方法
US4601922A (en) * 1983-09-21 1986-07-22 Konishiroku Photo Industry Co., Ltd. Method of forming a layer of thin film on a substrate having a multiplicity of mesh-like holes
JPS60143431A (ja) * 1983-12-29 1985-07-29 Alps Electric Co Ltd 垂直磁気記録媒体
JPS60221566A (ja) * 1984-04-18 1985-11-06 Agency Of Ind Science & Technol 薄膜形成装置
US4554217A (en) * 1984-09-20 1985-11-19 Verbatim Corporation Process for creating wear and corrosion resistant film for magnetic recording media
US4620872A (en) * 1984-10-18 1986-11-04 Mitsubishi Kinzoku Kabushiki Kaisha Composite target material and process for producing the same
KR890004257B1 (ko) * 1984-10-29 1989-10-28 니뽕 빅터 가부시끼가이샤 자기 기록매체 및 그 제조법
FR2590808B1 (fr) * 1985-12-04 1989-09-15 Canon Kk Dispositif de soufflage de particules fines
KR870011582A (ko) * 1986-05-27 1987-12-24 시노하라 아끼라 자기 기록 매체
JPS6353259A (ja) * 1986-08-22 1988-03-07 Mitsubishi Electric Corp 薄膜形成方法
JPH074523B2 (ja) * 1986-09-25 1995-01-25 キヤノン株式会社 反応装置
US4854263B1 (en) * 1987-08-14 1997-06-17 Applied Materials Inc Inlet manifold and methods for increasing gas dissociation and for PECVD of dielectric films
KR920001981B1 (ko) * 1987-10-09 1992-03-07 미쓰비시전기 주식회사 자기기록매체
JP2619068B2 (ja) * 1989-09-08 1997-06-11 三菱電機株式会社 薄膜形成装置
JPH0452273A (ja) * 1990-06-18 1992-02-20 Mitsubishi Electric Corp 薄膜形成装置
US6143373A (en) * 1996-01-11 2000-11-07 Energy Conversion Devices, Inc. Method of synthetically engineering alloys formed of high melting point and high vapor pressure materials
FR2753567B1 (fr) * 1996-09-19 1998-11-13 Alsthom Cge Alcatel Procede de depot d'un film ferromagnetique sur un guide d'onde, et un composant magneto-optique comprenant un film mince ferromagnetique depose selon le procede
US6022598A (en) * 1998-04-16 2000-02-08 United Technologies Corporation ICB method of forming high refractive index films
GB0001950D0 (en) * 2000-01-28 2000-03-22 Council Cent Lab Res Councils Nano-material
US8835880B2 (en) * 2006-10-31 2014-09-16 Fei Company Charged particle-beam processing using a cluster source
CN105009211B (zh) * 2012-10-18 2019-11-19 希捷科技有限公司 包括中间层的物品以及形成的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4009111A (en) * 1973-08-18 1977-02-22 Fuji Photo Film Co., Ltd. Magnetic recording medium
GB1483966A (en) * 1974-10-23 1977-08-24 Sharp Kk Vapourized-metal cluster ion source and ionized-cluster beam deposition
US4091138A (en) * 1975-02-12 1978-05-23 Sumitomo Bakelite Company Limited Insulating film, sheet, or plate material with metallic coating and method for manufacturing same
JPS51149008A (en) * 1975-05-23 1976-12-21 Fuji Photo Film Co Ltd Magnetic recording medium manufacturing method
GB1599161A (en) * 1976-07-15 1981-09-30 Matsushita Electric Ind Co Ltd Magnetic recording medium and method of making the same
GB1596385A (en) * 1976-12-29 1981-08-26 Matsushita Electric Ind Co Ltd Methods and apparatus for manufacturing magnetic recording media
JPS6012690B2 (ja) * 1977-07-12 1985-04-03 富士写真フイルム株式会社 磁気記録媒体の製法
US4202932A (en) * 1978-07-21 1980-05-13 Xerox Corporation Magnetic recording medium

Also Published As

Publication number Publication date
US4354909A (en) 1982-10-19
EP0015692A1 (de) 1980-09-17
US4382110A (en) 1983-05-03
EP0015692B1 (de) 1983-07-27
AU531847B2 (en) 1983-09-08
CA1148655A (en) 1983-06-21
AU5582180A (en) 1980-08-28

Similar Documents

Publication Publication Date Title
DE3064353D1 (en) A process for producing a magnetic recording medium
DE3060464D1 (en) Magnetic recording medium and process for its manufacture
GB2055877B (en) Magnetic recording media
DE3168504D1 (en) Process for manufacturing powder for magnetic recording medium
DE3279745D1 (en) Method for preparing a magnetic recording medium
GB2057471B (en) Magnetic recording media
GB2045996B (en) Magnetic recording/reproducing apparatus
GB2113195B (en) Process for preparing magnetic recording medium
DE3168780D1 (en) Process fpr producing a magnetic recording medium
DE3174867D1 (en) Process for producing a magnetic recording medium
DE3173689D1 (en) Method of producing a magnetic recording medium
YU81080A (en) Process for preparing a hydroformylation medium
EP0274665A3 (en) Process for producing a magnetic recording medium
DE3375050D1 (en) Process for producing a magnetic memory medium with radiation-curable binders
DE3372554D1 (en) Process for producing a magnetic recording medium
DE3276884D1 (en) Process for producing magnetic recording mediums
DE2966221D1 (en) Method for producing a magnetic recording medium and magnetic recording medium so produced
JPS52141612A (en) Method of producing magnetic recording media
DE3574192D1 (en) Process for producing magnetic recording media
YU123983A (en) Process for preparing a hydroformylation medium
ZA807956B (en) A process for producing a high resolution recording medium
GB2064555B (en) Method for the improvement of a gramophone record
DE3476427D1 (en) Process for producing a recording medium
GB2057298B (en) Magnetic recording media
DE3573346D1 (en) Process for producing a magnetic recording medium

Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee