JPS59207604A - 磁気記録用粉末の製造方法 - Google Patents

磁気記録用粉末の製造方法

Info

Publication number
JPS59207604A
JPS59207604A JP58080761A JP8076183A JPS59207604A JP S59207604 A JPS59207604 A JP S59207604A JP 58080761 A JP58080761 A JP 58080761A JP 8076183 A JP8076183 A JP 8076183A JP S59207604 A JPS59207604 A JP S59207604A
Authority
JP
Japan
Prior art keywords
powder
solution
magnetic recording
li2co3
na2co3
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
JP58080761A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0534813B2 (2
Inventor
Tadakuni Sato
忠邦 佐藤
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.)
Tokin Corp
Original Assignee
Tohoku Metal Industries 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 Tohoku Metal Industries Ltd filed Critical Tohoku Metal Industries Ltd
Priority to JP58080761A priority Critical patent/JPS59207604A/ja
Publication of JPS59207604A publication Critical patent/JPS59207604A/ja
Publication of JPH0534813B2 publication Critical patent/JPH0534813B2/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

  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Hard Magnetic Materials (AREA)
  • Compounds Of Iron (AREA)
  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
JP58080761A 1983-05-11 1983-05-11 磁気記録用粉末の製造方法 Granted JPS59207604A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58080761A JPS59207604A (ja) 1983-05-11 1983-05-11 磁気記録用粉末の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58080761A JPS59207604A (ja) 1983-05-11 1983-05-11 磁気記録用粉末の製造方法

Publications (2)

Publication Number Publication Date
JPS59207604A true JPS59207604A (ja) 1984-11-24
JPH0534813B2 JPH0534813B2 (2) 1993-05-25

Family

ID=13727396

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58080761A Granted JPS59207604A (ja) 1983-05-11 1983-05-11 磁気記録用粉末の製造方法

Country Status (1)

Country Link
JP (1) JPS59207604A (2)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023027860A (ja) * 2021-08-18 2023-03-03 国立大学法人 筑波大学 磁性粉末材料、永久磁石及び磁性粉末材料の製造方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57120308A (en) * 1981-01-17 1982-07-27 Toda Kogyo Corp Manufacture of vertical magnetic recording hexagonal planar magnet plumbite type ferrite particle powder
JPS5841728A (ja) * 1981-08-19 1983-03-11 バスフ・アクチエンゲゼルシヤフト 微細なフエライト粉末の製造方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57120308A (en) * 1981-01-17 1982-07-27 Toda Kogyo Corp Manufacture of vertical magnetic recording hexagonal planar magnet plumbite type ferrite particle powder
JPS5841728A (ja) * 1981-08-19 1983-03-11 バスフ・アクチエンゲゼルシヤフト 微細なフエライト粉末の製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023027860A (ja) * 2021-08-18 2023-03-03 国立大学法人 筑波大学 磁性粉末材料、永久磁石及び磁性粉末材料の製造方法

Also Published As

Publication number Publication date
JPH0534813B2 (2) 1993-05-25

Similar Documents

Publication Publication Date Title
US3117093A (en) Process for the preparation of ferromagnetic chromium dioxide
JPS59207604A (ja) 磁気記録用粉末の製造方法
JPH0317774B2 (2)
JP2610445B2 (ja) 軟磁性六方晶フェライトの製造方法
JPH07172839A (ja) 六方晶系Ｂａフェライト磁性粉の製造方法
JPS6217841B2 (2)
JPH0469091B2 (2)
JP2001093716A (ja) 磁気記録媒体用粉末及びその製造方法
JPH0615411B2 (ja) マグネトプランバイト型フエライト微粒子粉末の製造法
JPS6343359B2 (2)
JPS5841728A (ja) 微細なフエライト粉末の製造方法
JPS6071528A (ja) Ｍ相型六方晶フェライト粒子の製造方法
JP2687124B2 (ja) 磁気シールド用粉末及び磁気シールド材
JP2779935B2 (ja) 磁気カード用マグネトプランバイト型フェライト粒子粉末及びその製造法
JPH0679967B2 (ja) マグネトプランバイト型フエライト微粒子粉末の製造法
JPS6090829A (ja) バリウムフエライトの処理法
JP2006054220A (ja) 低保磁力フェライト磁性粉ならびに磁性塗料および磁気シート
JP3052668B2 (ja) 高い飽和磁化を有する低キュリー点磁気記録粉末
JP3052669B2 (ja) 高い飽和磁化を有する低キュリー点磁気記録粉末
JPH01119521A (ja) 磁気記録用磁性粉
JPS6184003A (ja) 六方晶系フエライト粒子の製造方法
JPH0244098A (ja) 多結晶Ｍｎ−Ｚｎフェライト及びそれを用いた磁気ヘッド
JPH0531281B2 (2)
JPS6011232A (ja) 酸化物磁性粒子の製造方法
JPH01278425A (ja) バリウムフェライト系磁性粉体の製造方法