JPS6115563B2 - - Google Patents

Info

Publication number
JPS6115563B2
JPS6115563B2 JP54136355A JP13635579A JPS6115563B2 JP S6115563 B2 JPS6115563 B2 JP S6115563B2 JP 54136355 A JP54136355 A JP 54136355A JP 13635579 A JP13635579 A JP 13635579A JP S6115563 B2 JPS6115563 B2 JP S6115563B2
Authority
JP
Japan
Prior art keywords
magnetic
recording
recording medium
magnetic recording
ferrite
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
JP54136355A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5661101A (en
Inventor
Koki Yokoyama
Reiji Nishikawa
Osamu Kubo
Tadashi Ido
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP13635579A priority Critical patent/JPS5661101A/ja
Publication of JPS5661101A publication Critical patent/JPS5661101A/ja
Publication of JPS6115563B2 publication Critical patent/JPS6115563B2/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
    • G11B5/706—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 composition of the magnetic material
    • G11B5/70626—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 composition of the magnetic material containing non-metallic substances
    • G11B5/70642—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 composition of the magnetic material containing non-metallic substances iron oxides
    • G11B5/70678—Ferrites

Landscapes

  • Compounds Of Iron (AREA)
  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Hard Magnetic Materials (AREA)
JP13635579A 1979-10-24 1979-10-24 Magnetic recording medium Granted JPS5661101A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13635579A JPS5661101A (en) 1979-10-24 1979-10-24 Magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13635579A JPS5661101A (en) 1979-10-24 1979-10-24 Magnetic recording medium

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP59150780A Division JPS6063714A (ja) 1984-07-20 1984-07-20 磁気記録体
JP59150781A Division JPS6063715A (ja) 1984-07-20 1984-07-20 磁気記録体

Publications (2)

Publication Number Publication Date
JPS5661101A JPS5661101A (en) 1981-05-26
JPS6115563B2 true JPS6115563B2 (enrdf_load_stackoverflow) 1986-04-24

Family

ID=15173239

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13635579A Granted JPS5661101A (en) 1979-10-24 1979-10-24 Magnetic recording medium

Country Status (1)

Country Link
JP (1) JPS5661101A (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS582225A (ja) * 1981-06-25 1983-01-07 Toshiba Corp 磁気記録用六方晶フェライト粉末の製造方法
JPS58119610A (ja) * 1982-01-08 1983-07-16 Toshiba Corp 磁気記録媒体
JPS5996532A (ja) * 1982-11-25 1984-06-04 Fuji Photo Film Co Ltd 磁気記録体
JPS60191022A (ja) * 1984-03-13 1985-09-28 Hitachi Ltd 六方晶フエライト粉末およびその製法
JPH07105033B2 (ja) * 1984-03-31 1995-11-13 株式会社東芝 磁気記録媒体
JPS6063715A (ja) * 1984-07-20 1985-04-12 Toshiba Corp 磁気記録体
JPS6063714A (ja) * 1984-07-20 1985-04-12 Toshiba Corp 磁気記録体
JPH0760512B2 (ja) * 1985-06-26 1995-06-28 富士写真フイルム株式会社 磁気記録媒体
JPS6218620A (ja) * 1985-07-17 1987-01-27 Matsushita Electric Ind Co Ltd 塗布型垂直磁気記録媒体
JPS62134824A (ja) * 1985-12-07 1987-06-17 Konishiroku Photo Ind Co Ltd 磁気記録媒体

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4838705A (enrdf_load_stackoverflow) * 1971-09-17 1973-06-07
JPS50134608A (enrdf_load_stackoverflow) * 1974-04-10 1975-10-24
JPS5320596A (en) * 1976-08-10 1978-02-24 Mitsubishi Metal Corp Method of manufacturing highhmagnetic resistant magneticcrecording powder

Also Published As

Publication number Publication date
JPS5661101A (en) 1981-05-26

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