KR890003200B1 - 탄화철을 함유하는 자기피복 조성물과 자기기록매체 - Google Patents

탄화철을 함유하는 자기피복 조성물과 자기기록매체 Download PDF

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Publication number
KR890003200B1
KR890003200B1 KR1019840006584A KR840006584A KR890003200B1 KR 890003200 B1 KR890003200 B1 KR 890003200B1 KR 1019840006584 A KR1019840006584 A KR 1019840006584A KR 840006584 A KR840006584 A KR 840006584A KR 890003200 B1 KR890003200 B1 KR 890003200B1
Authority
KR
South Korea
Prior art keywords
iron carbide
particles
magnetic
iron
acicular
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.)
Expired
Application number
KR1019840006584A
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English (en)
Korean (ko)
Other versions
KR850005663A (ko
Inventor
요시유끼 시부야
시게오 다이몬
Original Assignee
다이낀 고오교오 가부시끼가이샤
야마다 미노루
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.)
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Publication date
Application filed by 다이낀 고오교오 가부시끼가이샤, 야마다 미노루 filed Critical 다이낀 고오교오 가부시끼가이샤
Publication of KR850005663A publication Critical patent/KR850005663A/ko
Application granted granted Critical
Publication of KR890003200B1 publication Critical patent/KR890003200B1/ko
Expired legal-status Critical Current

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  • Magnetic Record Carriers (AREA)
  • Paints Or Removers (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
KR1019840006584A 1983-12-07 1984-10-23 탄화철을 함유하는 자기피복 조성물과 자기기록매체 Expired KR890003200B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP213875 1983-12-07
JP58231875A JPS60124023A (ja) 1983-12-07 1983-12-07 磁気記録媒体
JP58-231875 1983-12-07

Publications (2)

Publication Number Publication Date
KR850005663A KR850005663A (ko) 1985-08-28
KR890003200B1 true KR890003200B1 (ko) 1989-08-26

Family

ID=16930388

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019840006584A Expired KR890003200B1 (ko) 1983-12-07 1984-10-23 탄화철을 함유하는 자기피복 조성물과 자기기록매체

Country Status (2)

Country Link
JP (1) JPS60124023A (enrdf_load_stackoverflow)
KR (1) KR890003200B1 (enrdf_load_stackoverflow)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61154110A (ja) * 1984-12-27 1986-07-12 Mitsui Toatsu Chem Inc 磁気記録用針状性炭化鉄微粒子及びその製造方法
JPS62217421A (ja) * 1986-03-17 1987-09-24 Konishiroku Photo Ind Co Ltd 炭化鉄含有磁性層を有する磁気記録媒体
JPS62217422A (ja) * 1986-03-17 1987-09-24 Konishiroku Photo Ind Co Ltd Ｃｏ被着酸化鉄、炭化鉄含有磁性層を有する磁気記録媒体
JPS6284426A (ja) * 1985-10-08 1987-04-17 Konishiroku Photo Ind Co Ltd 磁気記録媒体
JPS6286537A (ja) * 1985-10-11 1987-04-21 Tdk Corp 磁気デイスク
JPS6286531A (ja) * 1985-10-12 1987-04-21 Tdk Corp 磁気シ−ト
JPS6285403A (ja) * 1985-10-09 1987-04-18 Tdk Corp 磁気記録媒体
JPH04246475A (ja) * 1991-01-31 1992-09-02 Daikin Ind Ltd 磁性塗料の製造方法
JPH05266462A (ja) * 1991-11-25 1993-10-15 Tdk Corp 磁気記録媒体
JPH0721550A (ja) * 1993-06-30 1995-01-24 Tdk Corp 磁気記録媒体およびその製造方法
JP4834852B2 (ja) * 2005-01-06 2011-12-14 Ｄｏｗａエレクトロニクス株式会社 金属磁性粉末及びこれを用いた磁気記録媒体

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5565304A (en) * 1978-11-13 1980-05-16 Tdk Corp Production of metal magnetic powder

Also Published As

Publication number Publication date
JPS60124023A (ja) 1985-07-02
JPS641853B2 (enrdf_load_stackoverflow) 1989-01-12
KR850005663A (ko) 1985-08-28

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