JPS5673408A - Magnetic powder for magnetic recording and magnetic tape employing that magnetic powder - Google Patents

Magnetic powder for magnetic recording and magnetic tape employing that magnetic powder

Info

Publication number
JPS5673408A
JPS5673408A JP15088179A JP15088179A JPS5673408A JP S5673408 A JPS5673408 A JP S5673408A JP 15088179 A JP15088179 A JP 15088179A JP 15088179 A JP15088179 A JP 15088179A JP S5673408 A JPS5673408 A JP S5673408A
Authority
JP
Japan
Prior art keywords
magnetic
powder
magnetic powder
recording
feooh
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
JP15088179A
Other languages
English (en)
Other versions
JPS64801B2 (ja
Inventor
Shintaro Suzuki
Yuichi Omote
Akira Ishida
Shuichi Miya
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.)
Kanto Denka Kogyo Co Ltd
Original Assignee
Kanto Denka Kogyo 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 Kanto Denka Kogyo Co Ltd filed Critical Kanto Denka Kogyo Co Ltd
Priority to JP15088179A priority Critical patent/JPS5673408A/ja
Publication of JPS5673408A publication Critical patent/JPS5673408A/ja
Publication of JPS64801B2 publication Critical patent/JPS64801B2/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
    • G11B5/70652—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 gamma - Fe2 O3
    • G11B5/70668—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 gamma - Fe2 O3 containing a dopant
    • G11B5/70673—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 gamma - Fe2 O3 containing a dopant containing Co

Landscapes

  • Compounds Of Iron (AREA)
  • Paints Or Removers (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Magnetic Record Carriers (AREA)
  • Hard Magnetic Materials (AREA)
JP15088179A 1979-11-21 1979-11-21 Magnetic powder for magnetic recording and magnetic tape employing that magnetic powder Granted JPS5673408A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15088179A JPS5673408A (en) 1979-11-21 1979-11-21 Magnetic powder for magnetic recording and magnetic tape employing that magnetic powder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15088179A JPS5673408A (en) 1979-11-21 1979-11-21 Magnetic powder for magnetic recording and magnetic tape employing that magnetic powder

Publications (2)

Publication Number Publication Date
JPS5673408A true JPS5673408A (en) 1981-06-18
JPS64801B2 JPS64801B2 (ja) 1989-01-09

Family

ID=15506415

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15088179A Granted JPS5673408A (en) 1979-11-21 1979-11-21 Magnetic powder for magnetic recording and magnetic tape employing that magnetic powder

Country Status (1)

Country Link
JP (1) JPS5673408A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59107503A (ja) * 1982-12-13 1984-06-21 Kanto Denka Kogyo Kk 主成分を鉄とする磁気記録用磁性粉末の製造法
JPS59154638A (ja) * 1983-02-23 1984-09-03 Hitachi Maxell Ltd 磁気記録用金属磁性粉末とその製造法
JPS62108738A (ja) * 1985-11-08 1987-05-20 Fuji Photo Film Co Ltd 強磁性酸化鉄粉末の製造方法
CN110205748A (zh) * 2019-04-30 2019-09-06 西南石油大学 一种β-FeOOH/聚丙烯腈的复合纳米纤维膜及其制备方法与应用

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5297357A (en) * 1976-02-13 1977-08-16 Sony Corp Method of making magnetic alloy powder containing iron and copper as main constituents

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5297357A (en) * 1976-02-13 1977-08-16 Sony Corp Method of making magnetic alloy powder containing iron and copper as main constituents

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59107503A (ja) * 1982-12-13 1984-06-21 Kanto Denka Kogyo Kk 主成分を鉄とする磁気記録用磁性粉末の製造法
JPH032321B2 (ja) * 1982-12-13 1991-01-14 Kanto Denka Kogyo Kk
JPS59154638A (ja) * 1983-02-23 1984-09-03 Hitachi Maxell Ltd 磁気記録用金属磁性粉末とその製造法
JPS62108738A (ja) * 1985-11-08 1987-05-20 Fuji Photo Film Co Ltd 強磁性酸化鉄粉末の製造方法
JPH0585487B2 (ja) * 1985-11-08 1993-12-07 Fuji Photo Film Co Ltd
CN110205748A (zh) * 2019-04-30 2019-09-06 西南石油大学 一种β-FeOOH/聚丙烯腈的复合纳米纤维膜及其制备方法与应用
CN110205748B (zh) * 2019-04-30 2022-04-01 西南石油大学 一种β-FeOOH/聚丙烯腈的复合纳米纤维膜及其制备方法与应用

Also Published As

Publication number Publication date
JPS64801B2 (ja) 1989-01-09

Similar Documents

Publication Publication Date Title
JPS5274509A (en) Ni-base sintered alloy
JPS5789450A (en) Amorphous magnetic alloy
JPS5655503A (en) Production of metal magnetic powder of superior corrosion resistance
JPS5274508A (en) Co-base sintered alloy
GB644639A (en) Improvements in or relating to magnetic materials
JPS5673408A (en) Magnetic powder for magnetic recording and magnetic tape employing that magnetic powder
GB1496890A (en) Manufacture of magnetic materials which exhibit exchange anisotropy
JPS5269807A (en) Recovering of powder of ferromagnetic metal or alloy
JPS5337992A (en) Sintered diamond
JPS5693860A (en) Alloy with sulfuric acid corrosion resistance
JPS5562105A (en) Production of magnetic alloy powder
JPS5360303A (en) Amorphous alloy of high magnetic permeability
JPS5379798A (en) Production of fine powder of transition metal oxide or oxyhydroxide
JPS5489918A (en) High permeability amorphous alloy
JPS52105517A (en) Production of ferro-nickel
GB743792A (en) Improvements in or relating to the production of magnetisable powder suitable for the manufacture of permanent magnets
JPS5571002A (en) Manufacture of magnetic powder for magnetic recording medium
JPS56153532A (en) Magnetic recording tape and its manufacture
JPS5288597A (en) Process and apparatus for production of carbon monoxide
JPS541288A (en) Method of simultaneously removing nitrogen oxide and sulfur oxide
JPS5279294A (en) Electric wave absorbent
JPS5511157A (en) Permanent magnet and manufacture thereof
JPS5337110A (en) Preparation of overlays
JPS51126317A (en) Electrode material for electric heating
JPS53120739A (en) Metal complexes of phthalocyaninetetrachlorosulfates and their preparation