JPS5370397A - Strongly magnetic metallic powder, preparation of same and magneticrecording media emplying same - Google Patents

Strongly magnetic metallic powder, preparation of same and magneticrecording media emplying same

Info

Publication number
JPS5370397A
JPS5370397A JP14626076A JP14626076A JPS5370397A JP S5370397 A JPS5370397 A JP S5370397A JP 14626076 A JP14626076 A JP 14626076A JP 14626076 A JP14626076 A JP 14626076A JP S5370397 A JPS5370397 A JP S5370397A
Authority
JP
Japan
Prior art keywords
same
metallic powder
magneticrecording
emplying
media
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
JP14626076A
Other languages
Japanese (ja)
Other versions
JPS6137761B2 (en
Inventor
Masashi Aonuma
Yasuo Tamai
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film 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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Priority to JP14626076A priority Critical patent/JPS5370397A/en
Publication of JPS5370397A publication Critical patent/JPS5370397A/en
Publication of JPS6137761B2 publication Critical patent/JPS6137761B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To provide metal powder of high magnetism used for a high-density recording media excellent at weather proof and at dispersion by obtaining the super paramagnetic substance, the specific repulsion magnetic force, and saatulating magnetization with wet thermal treatment to metallic powder containing iron of high magnetism.
COPYRIGHT: (C)1978,JPO&Japio
JP14626076A 1976-12-06 1976-12-06 Strongly magnetic metallic powder, preparation of same and magneticrecording media emplying same Granted JPS5370397A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14626076A JPS5370397A (en) 1976-12-06 1976-12-06 Strongly magnetic metallic powder, preparation of same and magneticrecording media emplying same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14626076A JPS5370397A (en) 1976-12-06 1976-12-06 Strongly magnetic metallic powder, preparation of same and magneticrecording media emplying same

Publications (2)

Publication Number Publication Date
JPS5370397A true JPS5370397A (en) 1978-06-22
JPS6137761B2 JPS6137761B2 (en) 1986-08-26

Family

ID=15403708

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14626076A Granted JPS5370397A (en) 1976-12-06 1976-12-06 Strongly magnetic metallic powder, preparation of same and magneticrecording media emplying same

Country Status (1)

Country Link
JP (1) JPS5370397A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5669301A (en) * 1979-11-07 1981-06-10 Hitachi Ltd Stabilizing method of metal powder
JPS57198536A (en) * 1981-05-28 1982-12-06 Sony Corp Magnetic recording medium
JPS5853022A (en) * 1981-09-24 1983-03-29 Hitachi Maxell Ltd Magnetic recording medium
JPS58119609A (en) * 1982-01-11 1983-07-16 Fuji Photo Film Co Ltd Magnetic recording medium
WO1983002520A1 (en) * 1982-01-14 1983-07-21 Chubachi, Ryoji Disc-shaped magnetic recording medium
JPS6036603A (en) * 1983-08-10 1985-02-25 Dainippon Ink & Chem Inc Fine magnetic metallic powder having small specific surface area and its manufacture
JPS6174136A (en) * 1984-09-19 1986-04-16 Hitachi Maxell Ltd Magnetic recording medium

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63258516A (en) * 1987-04-16 1988-10-26 高北農機株式会社 Bale molding sensor in roll baler
JPH0333238Y2 (en) * 1987-08-12 1991-07-15

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5669301A (en) * 1979-11-07 1981-06-10 Hitachi Ltd Stabilizing method of metal powder
JPS57198536A (en) * 1981-05-28 1982-12-06 Sony Corp Magnetic recording medium
JPS5853022A (en) * 1981-09-24 1983-03-29 Hitachi Maxell Ltd Magnetic recording medium
JPH0353688B2 (en) * 1981-09-24 1991-08-15 Hitachi Maxell
JPS58119609A (en) * 1982-01-11 1983-07-16 Fuji Photo Film Co Ltd Magnetic recording medium
JPH0412009B2 (en) * 1982-01-11 1992-03-03 Fuji Photo Film Co Ltd
WO1983002520A1 (en) * 1982-01-14 1983-07-21 Chubachi, Ryoji Disc-shaped magnetic recording medium
JPS6036603A (en) * 1983-08-10 1985-02-25 Dainippon Ink & Chem Inc Fine magnetic metallic powder having small specific surface area and its manufacture
JPH0118961B2 (en) * 1983-08-10 1989-04-10 Dainippon Ink & Chemicals
JPS6174136A (en) * 1984-09-19 1986-04-16 Hitachi Maxell Ltd Magnetic recording medium

Also Published As

Publication number Publication date
JPS6137761B2 (en) 1986-08-26

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