JPS5931003A - 金属磁性粉末およびその製造方法 - Google Patents

金属磁性粉末およびその製造方法

Info

Publication number
JPS5931003A
JPS5931003A JP57141399A JP14139982A JPS5931003A JP S5931003 A JPS5931003 A JP S5931003A JP 57141399 A JP57141399 A JP 57141399A JP 14139982 A JP14139982 A JP 14139982A JP S5931003 A JPS5931003 A JP S5931003A
Authority
JP
Japan
Prior art keywords
powder
nickel
compound
iron
particle surface
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
JP57141399A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6118323B2 (OSRAM
Inventor
Toshinobu Sueyoshi
俊信 末吉
Shigeo Hirai
茂雄 平井
Katsunori Tashimo
田下　勝則
Akihiro Hayashi
林　章禮
Masahiro Amamiya
雨宮　政博
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.)
Maxell Ltd
Original Assignee
Hitachi Maxell 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 Hitachi Maxell Ltd filed Critical Hitachi Maxell Ltd
Priority to JP57141399A priority Critical patent/JPS5931003A/ja
Publication of JPS5931003A publication Critical patent/JPS5931003A/ja
Publication of JPS6118323B2 publication Critical patent/JPS6118323B2/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
    • G11B5/712—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 surface treatment or coating of magnetic particles

Landscapes

  • Powder Metallurgy (AREA)
  • Magnetic Record Carriers (AREA)
  • Hard Magnetic Materials (AREA)
  • Paints Or Removers (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
JP57141399A 1982-08-14 1982-08-14 金属磁性粉末およびその製造方法 Granted JPS5931003A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57141399A JPS5931003A (ja) 1982-08-14 1982-08-14 金属磁性粉末およびその製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57141399A JPS5931003A (ja) 1982-08-14 1982-08-14 金属磁性粉末およびその製造方法

Publications (2)

Publication Number Publication Date
JPS5931003A true JPS5931003A (ja) 1984-02-18
JPS6118323B2 JPS6118323B2 (OSRAM) 1986-05-12

Family

ID=15291090

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57141399A Granted JPS5931003A (ja) 1982-08-14 1982-08-14 金属磁性粉末およびその製造方法

Country Status (1)

Country Link
JP (1) JPS5931003A (OSRAM)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4804561A (en) * 1986-10-25 1989-02-14 Chisso Corporation Process for producing ferromagnetic metal fine particles
JPH0790310A (ja) * 1993-09-16 1995-04-04 Nittetsu Mining Co Ltd 表面に多層膜を有する粉体およびその製造方法
WO1996028269A1 (en) * 1995-03-14 1996-09-19 Nittetsu Mining Co., Ltd. Powder having multilayer film on its surface and process for preparing the same
WO1999022894A1 (fr) * 1997-10-30 1999-05-14 Nittetsu Mining Co., Ltd. Poudre enduite et son procede de preparation

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58212104A (ja) * 1982-06-03 1983-12-09 Chisso Corp 金属磁性微粒子

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58212104A (ja) * 1982-06-03 1983-12-09 Chisso Corp 金属磁性微粒子

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4804561A (en) * 1986-10-25 1989-02-14 Chisso Corporation Process for producing ferromagnetic metal fine particles
JPH0790310A (ja) * 1993-09-16 1995-04-04 Nittetsu Mining Co Ltd 表面に多層膜を有する粉体およびその製造方法
WO1996028269A1 (en) * 1995-03-14 1996-09-19 Nittetsu Mining Co., Ltd. Powder having multilayer film on its surface and process for preparing the same
AU696689B2 (en) * 1995-03-14 1998-09-17 Katsuto Nakatsuka Powder having multilayer film on its surface and process for preparing the same
US5985466A (en) * 1995-03-14 1999-11-16 Nittetsu Mining Co., Ltd. Powder having multilayered film on its surface and process for preparing the same
CN1102084C (zh) * 1995-03-14 2003-02-26 日铁矿业株式会社 表面有多层膜的粉末及其制备方法
WO1999022894A1 (fr) * 1997-10-30 1999-05-14 Nittetsu Mining Co., Ltd. Poudre enduite et son procede de preparation
US6387532B1 (en) 1997-10-30 2002-05-14 Nittetsu Mining Co., Ltd. Coated powder and process for the preparation thereof
AU748497B2 (en) * 1997-10-30 2002-06-06 Katsuto Nakatsuka Coated powder and process for the preparation thereof
KR100544869B1 (ko) * 1997-10-30 2006-01-24 닛데츠 고교 가부시키가이샤 막피복 분체 및 그의 제조 방법
CN100444992C (zh) * 1997-10-30 2008-12-24 日铁矿业株式会社 膜包覆粉状体的制造方法

Also Published As

Publication number Publication date
JPS6118323B2 (OSRAM) 1986-05-12

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