JPS6036603A - 比表面積の小さな微小金属磁性粉およびその製造方法 - Google Patents

比表面積の小さな微小金属磁性粉およびその製造方法

Info

Publication number
JPS6036603A
JPS6036603A JP58144889A JP14488983A JPS6036603A JP S6036603 A JPS6036603 A JP S6036603A JP 58144889 A JP58144889 A JP 58144889A JP 14488983 A JP14488983 A JP 14488983A JP S6036603 A JPS6036603 A JP S6036603A
Authority
JP
Japan
Prior art keywords
metal magnetic
magnetic powder
surface area
specific surface
axis diameter
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
JP58144889A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0118961B2 (enrdf_load_stackoverflow
Inventor
Tetsushiyuu Miyahara
鉄洲 宮原
Katsuhiko Kawakami
河上　克彦
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.)
DIC Corp
Original Assignee
Dainippon Ink and Chemicals 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 Dainippon Ink and Chemicals Co Ltd filed Critical Dainippon Ink and Chemicals Co Ltd
Priority to JP58144889A priority Critical patent/JPS6036603A/ja
Publication of JPS6036603A publication Critical patent/JPS6036603A/ja
Publication of JPH0118961B2 publication Critical patent/JPH0118961B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Paints Or Removers (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Powder Metallurgy (AREA)
  • Magnetic Record Carriers (AREA)
  • Hard Magnetic Materials (AREA)
JP58144889A 1983-08-10 1983-08-10 比表面積の小さな微小金属磁性粉およびその製造方法 Granted JPS6036603A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58144889A JPS6036603A (ja) 1983-08-10 1983-08-10 比表面積の小さな微小金属磁性粉およびその製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58144889A JPS6036603A (ja) 1983-08-10 1983-08-10 比表面積の小さな微小金属磁性粉およびその製造方法

Publications (2)

Publication Number Publication Date
JPS6036603A true JPS6036603A (ja) 1985-02-25
JPH0118961B2 JPH0118961B2 (enrdf_load_stackoverflow) 1989-04-10

Family

ID=15372710

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58144889A Granted JPS6036603A (ja) 1983-08-10 1983-08-10 比表面積の小さな微小金属磁性粉およびその製造方法

Country Status (1)

Country Link
JP (1) JPS6036603A (enrdf_load_stackoverflow)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60262906A (ja) * 1984-06-11 1985-12-26 Kanto Denka Kogyo Kk 金属磁性粉末及びその製造法
JPS61198421A (ja) * 1985-02-27 1986-09-02 Fuji Photo Film Co Ltd 磁気記録媒体
JPS62158801A (ja) * 1985-12-28 1987-07-14 Toda Kogyo Corp 紡錘形状を呈した鉄を主成分とする金属磁性粒子粉末及びその製造法
JPH0258727A (ja) * 1988-08-24 1990-02-27 Dowa Mining Co Ltd 短波長磁気記録媒体用金属磁性粉およびこれを用いた磁気記録媒体
JPH03175603A (ja) * 1989-12-04 1991-07-30 Toda Kogyo Corp 鉄を主成分とする針状晶金属磁性粒子粉末の製造法
US5582914A (en) * 1988-12-29 1996-12-10 Toda Kogyo Corp. Magnetic iron oxide particles and method of producing the same
US5599378A (en) * 1988-12-22 1997-02-04 Toda Kogyo Corp. Spindle-shaped magnetic iron based alloy particles and process for producing the same

Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4997738A (enrdf_load_stackoverflow) * 1973-01-24 1974-09-17
JPS5080999A (enrdf_load_stackoverflow) * 1973-11-22 1975-07-01
JPS5310100A (en) * 1976-07-15 1978-01-30 Hitachi Maxell Method of manufacturing ferromagnetic metal powder
JPS5370397A (en) * 1976-12-06 1978-06-22 Fuji Photo Film Co Ltd Strongly magnetic metallic powder, preparation of same and magneticrecording media emplying same
JPS5585605A (en) * 1978-12-20 1980-06-27 Hitachi Ltd Production of ferromagnetic metal powder
JPS55125205A (en) * 1979-03-10 1980-09-26 Bayer Ag Ferromagnetic metal pigment comprising essentially iron and method
JPS56145525A (en) * 1980-04-11 1981-11-12 Tdk Corp Magnetic recording medium
JPS56155024A (en) * 1980-04-30 1981-12-01 Toda Kogyo Corp Preparation of needlelike crystalline alpha-feooh particulate powder
JPS5760001A (en) * 1980-09-29 1982-04-10 Hitachi Ltd Manufacture of metallic magnetic powder
JPS57123905A (en) * 1981-01-21 1982-08-02 Hitachi Ltd Production of metallic magnetic powder
JPS57154618A (en) * 1981-03-19 1982-09-24 Sony Corp Magnetic recording medium
JPS5817539A (ja) * 1981-07-21 1983-02-01 Sony Corp 磁気記録媒体
JPS5832028A (ja) * 1981-08-19 1983-02-24 Mitsui Toatsu Chem Inc ゲ−サイトの製造法
JPS5858203A (ja) * 1981-10-01 1983-04-06 Agency Of Ind Science & Technol 強磁性金属粉末およびその製造方法
JPS5857708A (ja) * 1981-10-01 1983-04-06 Agency Of Ind Science & Technol 磁気記録媒体
JPS58119609A (ja) * 1982-01-11 1983-07-16 Fuji Photo Film Co Ltd 磁気記録媒体
JPS6021818A (ja) * 1983-07-15 1985-02-04 Nippon Soda Co Ltd α−オキシ水酸化鉄針状結晶の製造方法
JPS6021819A (ja) * 1983-07-15 1985-02-04 Nippon Soda Co Ltd ゲ−タイト針状結晶の製造方法

Patent Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4997738A (enrdf_load_stackoverflow) * 1973-01-24 1974-09-17
JPS5080999A (enrdf_load_stackoverflow) * 1973-11-22 1975-07-01
JPS5310100A (en) * 1976-07-15 1978-01-30 Hitachi Maxell Method of manufacturing ferromagnetic metal powder
JPS5370397A (en) * 1976-12-06 1978-06-22 Fuji Photo Film Co Ltd Strongly magnetic metallic powder, preparation of same and magneticrecording media emplying same
JPS5585605A (en) * 1978-12-20 1980-06-27 Hitachi Ltd Production of ferromagnetic metal powder
JPS55125205A (en) * 1979-03-10 1980-09-26 Bayer Ag Ferromagnetic metal pigment comprising essentially iron and method
JPS56145525A (en) * 1980-04-11 1981-11-12 Tdk Corp Magnetic recording medium
JPS56155024A (en) * 1980-04-30 1981-12-01 Toda Kogyo Corp Preparation of needlelike crystalline alpha-feooh particulate powder
JPS5760001A (en) * 1980-09-29 1982-04-10 Hitachi Ltd Manufacture of metallic magnetic powder
JPS57123905A (en) * 1981-01-21 1982-08-02 Hitachi Ltd Production of metallic magnetic powder
JPS57154618A (en) * 1981-03-19 1982-09-24 Sony Corp Magnetic recording medium
JPS5817539A (ja) * 1981-07-21 1983-02-01 Sony Corp 磁気記録媒体
JPS5832028A (ja) * 1981-08-19 1983-02-24 Mitsui Toatsu Chem Inc ゲ−サイトの製造法
JPS5858203A (ja) * 1981-10-01 1983-04-06 Agency Of Ind Science & Technol 強磁性金属粉末およびその製造方法
JPS5857708A (ja) * 1981-10-01 1983-04-06 Agency Of Ind Science & Technol 磁気記録媒体
JPS58119609A (ja) * 1982-01-11 1983-07-16 Fuji Photo Film Co Ltd 磁気記録媒体
JPS6021818A (ja) * 1983-07-15 1985-02-04 Nippon Soda Co Ltd α−オキシ水酸化鉄針状結晶の製造方法
JPS6021819A (ja) * 1983-07-15 1985-02-04 Nippon Soda Co Ltd ゲ−タイト針状結晶の製造方法

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60262906A (ja) * 1984-06-11 1985-12-26 Kanto Denka Kogyo Kk 金属磁性粉末及びその製造法
JPS61198421A (ja) * 1985-02-27 1986-09-02 Fuji Photo Film Co Ltd 磁気記録媒体
JPS62158801A (ja) * 1985-12-28 1987-07-14 Toda Kogyo Corp 紡錘形状を呈した鉄を主成分とする金属磁性粒子粉末及びその製造法
JPH0258727A (ja) * 1988-08-24 1990-02-27 Dowa Mining Co Ltd 短波長磁気記録媒体用金属磁性粉およびこれを用いた磁気記録媒体
US5599378A (en) * 1988-12-22 1997-02-04 Toda Kogyo Corp. Spindle-shaped magnetic iron based alloy particles and process for producing the same
US5582914A (en) * 1988-12-29 1996-12-10 Toda Kogyo Corp. Magnetic iron oxide particles and method of producing the same
JPH03175603A (ja) * 1989-12-04 1991-07-30 Toda Kogyo Corp 鉄を主成分とする針状晶金属磁性粒子粉末の製造法

Also Published As

Publication number Publication date
JPH0118961B2 (enrdf_load_stackoverflow) 1989-04-10

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