JPS59160828A - 磁気記録媒体 - Google Patents

磁気記録媒体

Info

Publication number
JPS59160828A
JPS59160828A JP58033450A JP3345083A JPS59160828A JP S59160828 A JPS59160828 A JP S59160828A JP 58033450 A JP58033450 A JP 58033450A JP 3345083 A JP3345083 A JP 3345083A JP S59160828 A JPS59160828 A JP S59160828A
Authority
JP
Japan
Prior art keywords
magnetic
film
nickel
cobalt
oxygen
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.)
Granted
Application number
JP58033450A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0479044B2 (enExample
Inventor
Ryuji Shirahata
龍司 白幡
Tatsuji Kitamoto
北本　達治
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film 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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Priority to JP58033450A priority Critical patent/JPS59160828A/ja
Priority to US06/585,095 priority patent/US4582746A/en
Publication of JPS59160828A publication Critical patent/JPS59160828A/ja
Publication of JPH0479044B2 publication Critical patent/JPH0479044B2/ja
Granted 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
    • G11B5/68—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
    • G11B5/71—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 characterised by the lubricant
    • 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
    • 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
    • G11B5/72—Protective coatings, e.g. anti-static or antifriction
    • 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
    • G11B5/85—Coating a support with a magnetic layer by vapour deposition
    • 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
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495—Thickness [relative or absolute]
    • Y10T428/24967—Absolute thicknesses specified
    • Y10T428/24975—No layer or component greater than 5 mils thick
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Magnetic Record Carriers (AREA)
  • Lubricants (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Thin Magnetic Films (AREA)
JP58033450A 1983-03-01 1983-03-01 磁気記録媒体 Granted JPS59160828A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP58033450A JPS59160828A (ja) 1983-03-01 1983-03-01 磁気記録媒体
US06/585,095 US4582746A (en) 1983-03-01 1984-03-01 Magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58033450A JPS59160828A (ja) 1983-03-01 1983-03-01 磁気記録媒体

Publications (2)

Publication Number Publication Date
JPS59160828A true JPS59160828A (ja) 1984-09-11
JPH0479044B2 JPH0479044B2 (enExample) 1992-12-14

Family

ID=12386868

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58033450A Granted JPS59160828A (ja) 1983-03-01 1983-03-01 磁気記録媒体

Country Status (2)

Country Link
US (1) US4582746A (enExample)
JP (1) JPS59160828A (enExample)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2166668A (en) * 1984-11-09 1986-05-14 Tdk Corp Magnetic recording medium
US4636435A (en) * 1984-09-28 1987-01-13 Japan Synthetic Rubber Company Limited Polymeric thin film, process for producing the same and products containing said thin film
JPS6381622A (ja) * 1986-09-25 1988-04-12 Nec Corp 磁気記録体およびその製造方法
US4770924A (en) * 1986-07-02 1988-09-13 Tdk Corporation Magnetic recording medium
US4824724A (en) * 1985-06-05 1989-04-25 Tdk Corporation Magnetic recording medium
US4835070A (en) * 1984-09-05 1989-05-30 Matsushita Electric Industrial Co., Ltd. Magnetic recording medium and method of producing the same
US4873138A (en) * 1983-02-24 1989-10-10 Fuji Photo Film Co., Ltd. Metallic thin film type magnetic recording medium
US4880687A (en) * 1986-05-09 1989-11-14 Tdk Corporation Magnetic recording medium

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59171029A (ja) * 1983-03-18 1984-09-27 Fuji Photo Film Co Ltd 磁気記録媒体
US4711809A (en) * 1983-09-26 1987-12-08 Fuji Photo Film Co., Ltd. Magnetic recording medium
US5013583A (en) * 1984-02-11 1991-05-07 Teijin Limited Method of producing a magnetic recording medium
US4693927A (en) * 1984-03-19 1987-09-15 Fuji Photo Film Company Limited Magnetic recording medium and process for producing the same
CA1235808A (en) * 1984-03-22 1988-04-26 Tetsuo Oka Vertical magnetic recording medium and process for preparation thereof
JPS6150236A (ja) * 1984-08-18 1986-03-12 Canon Inc 磁気記録媒体の製造方法
EP0182367B1 (en) * 1984-11-20 1990-04-18 Hitachi Maxell Ltd. Magnetic recording medium and production of the same
JPH0610871B2 (ja) * 1984-12-25 1994-02-09 ティーディーケイ株式会社 磁気記録媒体
GB2168911B (en) * 1984-12-29 1989-06-07 Tdk Corp Magnetic recording medium
JPH0711854B2 (ja) * 1984-12-30 1995-02-08 ティーディーケイ株式会社 磁気記録媒体
JPS61217925A (ja) * 1985-03-23 1986-09-27 Victor Co Of Japan Ltd 磁気記録媒体
US4756967A (en) * 1985-05-25 1988-07-12 Canon Kabushiki Kaisha Magnetic recording medium
US4994321A (en) * 1986-01-24 1991-02-19 Fuji Photo Film Co., Ltd. Perpendicular magnetic recording medium and the method for preparing the same
JPS62229519A (ja) * 1986-03-29 1987-10-08 Canon Inc 磁気記録媒体
US4769281A (en) * 1986-04-15 1988-09-06 The Furukawa Electric Co., Ltd. Magnetic recording medium and method of manufacturing the same
JP2523279B2 (ja) * 1986-05-02 1996-08-07 ティーディーケイ株式会社 磁気記録媒体およびその製造方法
KR870011582A (ko) * 1986-05-27 1987-12-24 시노하라 아끼라 자기 기록 매체
DE3702480A1 (de) * 1987-01-28 1988-08-11 Philips Patentverwaltung Verfahren zur herstellung eines magneto-optischen speichers
US5066552A (en) * 1989-08-16 1991-11-19 International Business Machines Corporation Low noise thin film metal alloy magnetic recording disk
US5062938A (en) * 1990-01-16 1991-11-05 International Business Machines Corporation High coercivity low noise cobalt alloy magnetic recording medium and its manufacturing process
US5139876A (en) * 1990-03-05 1992-08-18 Cleveland State University Ceramic article having wear resistant coating
JP5349726B2 (ja) * 2000-10-04 2013-11-20 ダウ・コーニング・アイルランド・リミテッド コーティングを形成するための方法および装置
GB0208261D0 (en) * 2002-04-10 2002-05-22 Dow Corning An atmospheric pressure plasma assembly
TW200409669A (en) * 2002-04-10 2004-06-16 Dow Corning Ireland Ltd Protective coating composition
TW200308187A (en) * 2002-04-10 2003-12-16 Dow Corning Ireland Ltd An atmospheric pressure plasma assembly
GB0323295D0 (en) * 2003-10-04 2003-11-05 Dow Corning Deposition of thin films
WO2006048649A1 (en) * 2004-11-05 2006-05-11 Dow Corning Ireland Limited Plasma system
GB0509648D0 (en) * 2005-05-12 2005-06-15 Dow Corning Ireland Ltd Plasma system to deposit adhesion primer layers

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5342010A (en) * 1976-09-28 1978-04-17 Matsushita Electric Ind Co Ltd Preparation of magnetic recording medium
JPS5615014A (en) * 1979-07-18 1981-02-13 Matsushita Electric Ind Co Ltd Metallic thin film type magnetic recording medium
JPS57113417A (en) * 1980-12-29 1982-07-14 Sony Corp Magnetic recording medium
JPS57135443A (en) * 1981-02-16 1982-08-21 Fuji Photo Film Co Ltd Manufacture of magnetic recording medium
JPS5888828A (ja) * 1981-11-19 1983-05-27 Matsushita Electric Ind Co Ltd 磁気記録媒体およびその製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1596385A (en) * 1976-12-29 1981-08-26 Matsushita Electric Industrial Co Ltd Methods and apparatus for manufacturing magnetic recording media
JPS5728309A (en) * 1980-07-28 1982-02-16 Tdk Corp Magnetic recording medium
JPS57135442A (en) * 1981-02-16 1982-08-21 Fuji Photo Film Co Ltd Magnetic recording medium and its manufacture
JPS57164432A (en) * 1981-04-02 1982-10-09 Fuji Photo Film Co Ltd Magnetic recording medium
JPS5829119A (ja) * 1981-08-14 1983-02-21 Shin Etsu Chem Co Ltd 帯電防止性磁気テ−プ
US4450186A (en) * 1981-08-20 1984-05-22 Matsushita Electric Industrial Co., Ltd. Method and device for manufacturing magnetic recording medium

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5342010A (en) * 1976-09-28 1978-04-17 Matsushita Electric Ind Co Ltd Preparation of magnetic recording medium
JPS5615014A (en) * 1979-07-18 1981-02-13 Matsushita Electric Ind Co Ltd Metallic thin film type magnetic recording medium
JPS57113417A (en) * 1980-12-29 1982-07-14 Sony Corp Magnetic recording medium
JPS57135443A (en) * 1981-02-16 1982-08-21 Fuji Photo Film Co Ltd Manufacture of magnetic recording medium
JPS5888828A (ja) * 1981-11-19 1983-05-27 Matsushita Electric Ind Co Ltd 磁気記録媒体およびその製造方法

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4873138A (en) * 1983-02-24 1989-10-10 Fuji Photo Film Co., Ltd. Metallic thin film type magnetic recording medium
US4835070A (en) * 1984-09-05 1989-05-30 Matsushita Electric Industrial Co., Ltd. Magnetic recording medium and method of producing the same
US4636435A (en) * 1984-09-28 1987-01-13 Japan Synthetic Rubber Company Limited Polymeric thin film, process for producing the same and products containing said thin film
GB2166668A (en) * 1984-11-09 1986-05-14 Tdk Corp Magnetic recording medium
US4824724A (en) * 1985-06-05 1989-04-25 Tdk Corporation Magnetic recording medium
US4880687A (en) * 1986-05-09 1989-11-14 Tdk Corporation Magnetic recording medium
US5069967A (en) * 1986-05-09 1991-12-03 Tdk Corporation Magnetic recording medium
US4770924A (en) * 1986-07-02 1988-09-13 Tdk Corporation Magnetic recording medium
JPS6381622A (ja) * 1986-09-25 1988-04-12 Nec Corp 磁気記録体およびその製造方法

Also Published As

Publication number Publication date
US4582746A (en) 1986-04-15
JPH0479044B2 (enExample) 1992-12-14

Similar Documents

Publication Publication Date Title
JPS59160828A (ja) 磁気記録媒体
US3342632A (en) Magnetic coating
US4702938A (en) Process for producing magnetic recording material
JPH0546014B2 (enExample)
JP2761859B2 (ja) 磁気記録媒体
JPS5819739A (ja) 薄膜磁気記録媒体
US4643915A (en) Process for producing magnetic recording medium
US4639815A (en) Magnetic recording medium with chromiumiron protective layer
JP2851898B2 (ja) 潤滑剤及び磁気記録媒体
US4828919A (en) Magnetic recording medium and process for preparing the same
JPS6032964B2 (ja) 磁気記録媒体の製造方法
JPH0223926B2 (enExample)
US7214436B2 (en) Magnetic recording medium and process for producing same
US4713262A (en) Manufacturing method for a magnetic recording medium
JPS5837615B2 (ja) 磁気記録媒体
EP0513418B1 (en) Magnetic recording medium
JPS624774B2 (enExample)
JPH0546013B2 (enExample)
JPS5841443A (ja) 磁気記録媒体の製法
JPH0462163B2 (enExample)
JPH0227732B2 (enExample)
JPH07111773B2 (ja) 磁気記録媒体
JPH0760523B2 (ja) 磁気記録媒体の製造方法
JPS60205820A (ja) 磁気記録媒体およびその製造方法
JPS6043915B2 (ja) 真空蒸着方法