JPH0469091B2 - - Google Patents

Info

Publication number
JPH0469091B2
JPH0469091B2 JP59112521A JP11252184A JPH0469091B2 JP H0469091 B2 JPH0469091 B2 JP H0469091B2 JP 59112521 A JP59112521 A JP 59112521A JP 11252184 A JP11252184 A JP 11252184A JP H0469091 B2 JPH0469091 B2 JP H0469091B2
Authority
JP
Japan
Prior art keywords
plate
bafe
fine particles
ferrite
particles
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 - Lifetime
Application number
JP59112521A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60255629A (ja
Inventor
Norimichi Nagai
Norio Sugita
Nanao Horiishi
Masao Kyama
Toshio Takada
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.)
Seisan Kaihatsu Kagaku Kenkyusho
Toda Kogyo Corp
Original Assignee
Seisan Kaihatsu Kagaku Kenkyusho
Toda Kogyo Corp
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 Seisan Kaihatsu Kagaku Kenkyusho, Toda Kogyo Corp filed Critical Seisan Kaihatsu Kagaku Kenkyusho
Priority to JP59112521A priority Critical patent/JPS60255629A/ja
Priority to US06/738,471 priority patent/US4584242A/en
Priority to KR1019850003666A priority patent/KR900000429B1/ko
Priority to DE8585303830T priority patent/DE3571964D1/de
Priority to EP85303830A priority patent/EP0164251B1/en
Publication of JPS60255629A publication Critical patent/JPS60255629A/ja
Publication of JPH0469091B2 publication Critical patent/JPH0469091B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Compounds Of Iron (AREA)
  • Hard Magnetic Materials (AREA)
JP59112521A 1984-05-31 1984-05-31 磁気記録用板状Ｂａフェライト微粒子粉末及びその製造法 Granted JPS60255629A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP59112521A JPS60255629A (ja) 1984-05-31 1984-05-31 磁気記録用板状Ｂａフェライト微粒子粉末及びその製造法
US06/738,471 US4584242A (en) 1984-05-31 1985-05-28 Plate-like barium ferrite particles for magnetic recording and process for producing the same
KR1019850003666A KR900000429B1 (ko) 1984-05-31 1985-05-28 자기 기록용 판상 아철산 바륨입자와 그 제조방법
DE8585303830T DE3571964D1 (en) 1984-05-31 1985-05-30 Barium ferrite particles for magnetic recording media
EP85303830A EP0164251B1 (en) 1984-05-31 1985-05-30 Barium ferrite particles for magnetic recording media

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59112521A JPS60255629A (ja) 1984-05-31 1984-05-31 磁気記録用板状Ｂａフェライト微粒子粉末及びその製造法

Publications (2)

Publication Number Publication Date
JPS60255629A JPS60255629A (ja) 1985-12-17
JPH0469091B2 true JPH0469091B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-11-05

Family

ID=14588720

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59112521A Granted JPS60255629A (ja) 1984-05-31 1984-05-31 磁気記録用板状Ｂａフェライト微粒子粉末及びその製造法

Country Status (1)

Country Link
JP (1) JPS60255629A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0782636B2 (ja) * 1985-12-26 1995-09-06 日立マクセル株式会社 磁気記録媒体
JP2574265B2 (ja) * 1986-12-01 1997-01-22 松下電器産業株式会社 複合型磁性粉体およびその製造方法
JPS63275103A (ja) * 1987-05-07 1988-11-11 Matsushita Electric Ind Co Ltd 磁気記録媒体
JPS63252930A (ja) * 1987-04-10 1988-10-20 Matsushita Electric Ind Co Ltd ヘキサゴナルフエライト磁性粉体
JPS63265828A (ja) * 1987-04-21 1988-11-02 Dowa Mining Co Ltd 結晶異方性酸化物磁性材料およびその製造法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6012973B2 (ja) * 1980-05-08 1985-04-04 株式会社東芝 Ｂａ−フエライト粉末の製造方法
JPS5976402A (ja) * 1982-10-25 1984-05-01 Toda Kogyo Corp 磁気記録媒体用磁性酸化鉄粒子粉末の製造法

Also Published As

Publication number Publication date
JPS60255629A (ja) 1985-12-17

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Legal Events

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