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 sameInfo
- 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
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
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)
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)
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 |
-
1976
- 1976-12-06 JP JP14626076A patent/JPS5370397A/en active Granted
Cited By (10)
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 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5217696A (en) | Manufacturing process of ferromagnetic grit | |
JPS52122213A (en) | Production of ferromagnetic metal powder | |
JPS525497A (en) | Ferromagnetic grit manufacturing process | |
JPS5370397A (en) | Strongly magnetic metallic powder, preparation of same and magneticrecording media emplying same | |
JPS5752106A (en) | Magnetic powder for magnetic recording | |
JPS5668926A (en) | Magnetic recording medium | |
JPS5323608A (en) | Magnet ic recording medium | |
JPS534895A (en) | Manufacture of needle-shaped magnetic iron particles | |
JPS5330800A (en) | Peparing magnetic thin film | |
JPS5295097A (en) | Magnetic recording material | |
JPS5717114A (en) | Magnetic medium for vertical magnetic recording | |
JPS5275700A (en) | Production of magnetic iron oxide powder including co | |
JPS5433257A (en) | Production of ferromagnetic powder | |
JPS5532209A (en) | Magnetic recording medium | |
JPS5346698A (en) | Wound core material | |
JPS5361306A (en) | Magnetic recording medium | |
JPS5236517A (en) | Magnetic alloy | |
JPS5433255A (en) | Prduction of ferromagnetic powder | |
JPS5249500A (en) | Mnbi alloy magnetic material with excellent oxidation stability | |
JPS52149216A (en) | Production of sintered magnet from rare earth elements-cobalt intermetallic compound | |
JPS51148699A (en) | Process for production of co-containing needle-shaped iron oxide magne tic powder | |
JPS5421805A (en) | Magnetic recording medium | |
JPS5419719A (en) | Magnetic recording or erasing system | |
JPS5370804A (en) | Manufacture of magnetic recording medium | |
JPS51149596A (en) | Magnetic recording medium and its prepreparation method |