JPS58169331A - 磁気記録媒体 - Google Patents

磁気記録媒体

Info

Publication number
JPS58169331A
JPS58169331A JP57050975A JP5097582A JPS58169331A JP S58169331 A JPS58169331 A JP S58169331A JP 57050975 A JP57050975 A JP 57050975A JP 5097582 A JP5097582 A JP 5097582A JP S58169331 A JPS58169331 A JP S58169331A
Authority
JP
Japan
Prior art keywords
layer
film
target
magnetic
alloy
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
JP57050975A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6363969B2 (esLanguage
Inventor
Sadao Kadokura
貞夫 門倉
Kazuhiko Honjo
和彦 本庄
Masahiko Naoe
直江　正彦
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.)
Teijin Ltd
Original Assignee
Teijin 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 Teijin Ltd filed Critical Teijin Ltd
Priority to JP57050975A priority Critical patent/JPS58169331A/ja
Publication of JPS58169331A publication Critical patent/JPS58169331A/ja
Priority to US06/819,229 priority patent/US4666788A/en
Priority to US07/022,664 priority patent/US4842708A/en
Publication of JPS6363969B2 publication Critical patent/JPS6363969B2/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
    • G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
    • G11B5/66—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent the record carriers consisting of several layers
    • 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

Landscapes

  • Magnetic Record Carriers (AREA)
  • Thin Magnetic Films (AREA)
JP57050975A 1982-02-16 1982-03-31 磁気記録媒体 Granted JPS58169331A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP57050975A JPS58169331A (ja) 1982-03-31 1982-03-31 磁気記録媒体
US06/819,229 US4666788A (en) 1982-02-16 1986-01-15 Perpendicular magnetic recording medium, method for producing the same, and sputtering device
US07/022,664 US4842708A (en) 1982-02-16 1987-03-06 Perpendicular magnetic recording medium, method for producing the same, and sputtering device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57050975A JPS58169331A (ja) 1982-03-31 1982-03-31 磁気記録媒体

Publications (2)

Publication Number Publication Date
JPS58169331A true JPS58169331A (ja) 1983-10-05
JPS6363969B2 JPS6363969B2 (esLanguage) 1988-12-09

Family

ID=12873808

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57050975A Granted JPS58169331A (ja) 1982-02-16 1982-03-31 磁気記録媒体

Country Status (1)

Country Link
JP (1) JPS58169331A (esLanguage)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5965417A (ja) * 1982-10-05 1984-04-13 Seiko Epson Corp 磁気記録媒体
JPS59142739A (ja) * 1983-02-03 1984-08-16 Seiko Epson Corp 垂直磁気記録媒体
DE3440386A1 (de) * 1983-11-05 1985-05-15 Alps Electric Co., Ltd., Tokio/Tokyo Aufzeichnungstraeger fuer quermagnetisierung
JP2009216351A (ja) * 2008-03-12 2009-09-24 Okawa Tekko:Kk 木屑と有機廃棄物を燃料とする熱風発生装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5965417A (ja) * 1982-10-05 1984-04-13 Seiko Epson Corp 磁気記録媒体
JPS59142739A (ja) * 1983-02-03 1984-08-16 Seiko Epson Corp 垂直磁気記録媒体
DE3440386A1 (de) * 1983-11-05 1985-05-15 Alps Electric Co., Ltd., Tokio/Tokyo Aufzeichnungstraeger fuer quermagnetisierung
JPS60101710A (ja) * 1983-11-05 1985-06-05 Alps Electric Co Ltd 垂直磁気記録媒体
JP2009216351A (ja) * 2008-03-12 2009-09-24 Okawa Tekko:Kk 木屑と有機廃棄物を燃料とする熱風発生装置

Also Published As

Publication number Publication date
JPS6363969B2 (esLanguage) 1988-12-09

Similar Documents

Publication Publication Date Title
JPS6256575B2 (esLanguage)
US4642270A (en) Magnetic recording medium
KR910007776B1 (ko) 자기기록체의 제조방법
JPH0542052B2 (esLanguage)
JPS58169331A (ja) 磁気記録媒体
CA1131438A (en) Method and alloying elements for producing high coercive force and high squareness magnetic film for magnetic recording medium
JPH031810B2 (esLanguage)
JPH0647722B2 (ja) 磁気記録媒体の製造方法
JPH0512765B2 (esLanguage)
Lodder Preparation, Microstructure and Magnetic Properties of Co-Cr Thin Films
JPS6233321A (ja) 垂直磁気記録媒体
JPS59157833A (ja) 磁気記録媒体
JPH0370889B2 (esLanguage)
JPS59193528A (ja) 磁気記録媒体の製造法
JPS6015819A (ja) 磁気記録媒体
JPS59210531A (ja) 磁気記録媒体及びその製造法
JPS59157828A (ja) 磁気記録媒体
Lodder Magnetic Properties and Preparation of Thin-Film Magnetic Recording Media
JPS59142736A (ja) 連続磁性薄膜の製造方法
Takao et al. Magnetic Properties of Ferromagnetic Thin Films Prepared by Ion Plating
JPS6151814A (ja) パーマロイ薄膜及び垂直磁気記録媒体の製造方法
JPS59193529A (ja) 磁気記録媒体及びその製造法
JPH0316690B2 (esLanguage)
JPH0261819A (ja) 垂直磁気記録媒体
JPH04356728A (ja) 磁気記録媒体の製造法