JP2001237114A - 金属磁性粉末及び磁気記録媒体 - Google Patents

金属磁性粉末及び磁気記録媒体

Info

Publication number
JP2001237114A
JP2001237114A JP2000050528A JP2000050528A JP2001237114A JP 2001237114 A JP2001237114 A JP 2001237114A JP 2000050528 A JP2000050528 A JP 2000050528A JP 2000050528 A JP2000050528 A JP 2000050528A JP 2001237114 A JP2001237114 A JP 2001237114A
Authority
JP
Japan
Prior art keywords
magnetic
recording medium
powder
magnetic powder
magnetic recording
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.)
Pending
Application number
JP2000050528A
Other languages
English (en)
Japanese (ja)
Other versions
JP2001237114A5 (enExample
Inventor
Hiroki Tetsukawa
弘樹 鉄川
Masashi Meguro
政志 目黒
Makoto Inoue
誠 井上
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP2000050528A priority Critical patent/JP2001237114A/ja
Publication of JP2001237114A publication Critical patent/JP2001237114A/ja
Publication of JP2001237114A5 publication Critical patent/JP2001237114A5/ja
Pending legal-status Critical Current

Links

Landscapes

  • Hard Magnetic Materials (AREA)
  • Magnetic Record Carriers (AREA)
JP2000050528A 2000-02-22 2000-02-22 金属磁性粉末及び磁気記録媒体 Pending JP2001237114A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2000050528A JP2001237114A (ja) 2000-02-22 2000-02-22 金属磁性粉末及び磁気記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000050528A JP2001237114A (ja) 2000-02-22 2000-02-22 金属磁性粉末及び磁気記録媒体

Publications (2)

Publication Number Publication Date
JP2001237114A true JP2001237114A (ja) 2001-08-31
JP2001237114A5 JP2001237114A5 (enExample) 2007-01-25

Family

ID=18572298

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000050528A Pending JP2001237114A (ja) 2000-02-22 2000-02-22 金属磁性粉末及び磁気記録媒体

Country Status (1)

Country Link
JP (1) JP2001237114A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007173864A (ja) * 2007-03-15 2007-07-05 Dowa Holdings Co Ltd 磁気記録媒体用の強磁性鉄合金粉末
JP2010251786A (ja) * 2010-06-17 2010-11-04 Dowa Holdings Co Ltd 磁気記録媒体用の強磁性鉄合金粉末

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07326035A (ja) * 1994-05-31 1995-12-12 Fuji Photo Film Co Ltd 磁気記録媒体
JPH08186015A (ja) * 1994-12-30 1996-07-16 Tdk Corp 金属磁性粉末
JPH10340805A (ja) * 1997-06-05 1998-12-22 Dowa Mining Co Ltd 強磁性粉末
JPH1166541A (ja) * 1997-08-22 1999-03-09 Fuji Photo Film Co Ltd 磁気記録媒体
JPH11130439A (ja) * 1997-10-30 1999-05-18 Toda Kogyo Corp 紡錘状ゲータイト粒子粉末及びその製造法、紡錘状ヘマタイト粒子粉末及びその製造法並びに鉄を主成分とする紡錘状金属磁性粒子粉末及びその製造法
JPH11250447A (ja) * 1991-07-15 1999-09-17 Fuji Photo Film Co Ltd 磁気記録媒体
JP2000076642A (ja) * 1998-08-31 2000-03-14 Sony Corp 磁気記録再生装置
WO2000038201A1 (en) * 1998-12-18 2000-06-29 Dowa Mining Co., Ltd. Ferromagnetic powder

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11250447A (ja) * 1991-07-15 1999-09-17 Fuji Photo Film Co Ltd 磁気記録媒体
JPH07326035A (ja) * 1994-05-31 1995-12-12 Fuji Photo Film Co Ltd 磁気記録媒体
JPH08186015A (ja) * 1994-12-30 1996-07-16 Tdk Corp 金属磁性粉末
JPH10340805A (ja) * 1997-06-05 1998-12-22 Dowa Mining Co Ltd 強磁性粉末
JPH1166541A (ja) * 1997-08-22 1999-03-09 Fuji Photo Film Co Ltd 磁気記録媒体
JPH11130439A (ja) * 1997-10-30 1999-05-18 Toda Kogyo Corp 紡錘状ゲータイト粒子粉末及びその製造法、紡錘状ヘマタイト粒子粉末及びその製造法並びに鉄を主成分とする紡錘状金属磁性粒子粉末及びその製造法
JP2000076642A (ja) * 1998-08-31 2000-03-14 Sony Corp 磁気記録再生装置
WO2000038201A1 (en) * 1998-12-18 2000-06-29 Dowa Mining Co., Ltd. Ferromagnetic powder

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007173864A (ja) * 2007-03-15 2007-07-05 Dowa Holdings Co Ltd 磁気記録媒体用の強磁性鉄合金粉末
JP2010251786A (ja) * 2010-06-17 2010-11-04 Dowa Holdings Co Ltd 磁気記録媒体用の強磁性鉄合金粉末

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