JPS58135135A - 針状晶β−オキシ水酸化鉄粒子粉末の製造法 - Google Patents

針状晶β−オキシ水酸化鉄粒子粉末の製造法

Info

Publication number
JPS58135135A
JPS58135135A JP57013499A JP1349982A JPS58135135A JP S58135135 A JPS58135135 A JP S58135135A JP 57013499 A JP57013499 A JP 57013499A JP 1349982 A JP1349982 A JP 1349982A JP S58135135 A JPS58135135 A JP S58135135A
Authority
JP
Japan
Prior art keywords
particles
acicular
iron
crystal
iron oxyhydroxide
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
JP57013499A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61287B2 (enrdf_load_stackoverflow
Inventor
Norimichi Nagai
規道 永井
Masatoshi Nishi
仁志 正敏
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.)
Toda Kogyo Corp
Original Assignee
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 Toda Kogyo Corp filed Critical Toda Kogyo Corp
Priority to JP57013499A priority Critical patent/JPS58135135A/ja
Publication of JPS58135135A publication Critical patent/JPS58135135A/ja
Publication of JPS61287B2 publication Critical patent/JPS61287B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Compounds Of Iron (AREA)
  • Hard Magnetic Materials (AREA)
JP57013499A 1982-01-30 1982-01-30 針状晶β−オキシ水酸化鉄粒子粉末の製造法 Granted JPS58135135A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57013499A JPS58135135A (ja) 1982-01-30 1982-01-30 針状晶β−オキシ水酸化鉄粒子粉末の製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57013499A JPS58135135A (ja) 1982-01-30 1982-01-30 針状晶β−オキシ水酸化鉄粒子粉末の製造法

Publications (2)

Publication Number Publication Date
JPS58135135A true JPS58135135A (ja) 1983-08-11
JPS61287B2 JPS61287B2 (enrdf_load_stackoverflow) 1986-01-07

Family

ID=11834805

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57013499A Granted JPS58135135A (ja) 1982-01-30 1982-01-30 針状晶β−オキシ水酸化鉄粒子粉末の製造法

Country Status (1)

Country Link
JP (1) JPS58135135A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5202043A (en) * 1985-01-09 1993-04-13 Bayer Aktiengesellschaft Process for the preparation of isometric magnetic iron oxide
WO2009115176A3 (de) * 2008-03-20 2010-01-14 Merck Patent Gmbh Magnetische nanopartikel und verfahren zu deren herstellung

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0332484U (enrdf_load_stackoverflow) * 1989-08-04 1991-03-29

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5202043A (en) * 1985-01-09 1993-04-13 Bayer Aktiengesellschaft Process for the preparation of isometric magnetic iron oxide
WO2009115176A3 (de) * 2008-03-20 2010-01-14 Merck Patent Gmbh Magnetische nanopartikel und verfahren zu deren herstellung

Also Published As

Publication number Publication date
JPS61287B2 (enrdf_load_stackoverflow) 1986-01-07

Similar Documents

Publication Publication Date Title
JPS58135135A (ja) 針状晶β−オキシ水酸化鉄粒子粉末の製造法
US5399278A (en) Process for producing acicular goethite particles and acicular magnetic iron oxide particles
JP3427871B2 (ja) コバルト被着型針状磁性酸化鉄粒子粉末
US4495164A (en) Process for producing acicular magnetite or acicular maghemite
US5378380A (en) Process for producing acicular geothite particles and acicular magnetic iron oxide particles
JP2885253B2 (ja) 紡錘状を呈したゲータイト粒子粉末の製造法
JP2640817B2 (ja) 紡錘形を呈したゲータイト粒子粉末及びその製造法
JP2704537B2 (ja) 紡錘形を呈したゲータイト粒子粉末の製造法
JP3303896B2 (ja) 紡錘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
JP2704525B2 (ja) 紡錘形を呈したゲータイト粒子粉末の製造法
JP2743000B2 (ja) 紡錘形を呈したゲータイト粒子粉末及びその製造法
JP2970706B2 (ja) 針状磁性酸化鉄粒子粉末の製造法
JP2704539B2 (ja) 紡錘形を呈したゲータイト粒子粉末の製造法
JPS6278119A (ja) 紡錘型を呈したゲ−タイト粒子粉末の製造法
JP2925561B2 (ja) 紡錘形を呈した磁性酸化鉄粒子粉末
JP2840779B2 (ja) 針状晶ゲータイト粒子粉末の製造法
JP3166780B2 (ja) 紡錘状を呈したゲータイト粒子粉末の製造法
JP2827190B2 (ja) 磁気記録用針状鉄合金磁性粒子粉末の製造法
JPH0120201B2 (enrdf_load_stackoverflow)
JP2743007B2 (ja) 紡錘形を呈した磁性酸化鉄粒子粉末及びその製造法
JP2883962B2 (ja) 針状ゲータイト粒子粉末の製造法
JPH0551221A (ja) 針状ゲータイト粒子粉末の製造法
JP2935292B2 (ja) 針状磁性酸化鉄粒子粉末の製造法
JPH0557211B2 (enrdf_load_stackoverflow)
JP2000327334A (ja) 紡錘状ゲータイト粒子、紡錘状ヘマタイト粒子、及び鉄を主成分とする紡錘状金属磁性粒子、並びにそれらの製造法