JPS6111446B2 - - Google Patents

Info

Publication number
JPS6111446B2
JPS6111446B2 JP54017894A JP1789479A JPS6111446B2 JP S6111446 B2 JPS6111446 B2 JP S6111446B2 JP 54017894 A JP54017894 A JP 54017894A JP 1789479 A JP1789479 A JP 1789479A JP S6111446 B2 JPS6111446 B2 JP S6111446B2
Authority
JP
Japan
Prior art keywords
iron powder
coercive force
group
iron
organic phosphate
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
JP54017894A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55111105A (en
Inventor
Nobuhiro Fukuda
Sadao Kobayashi
Kazufumi Ooshima
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.)
Mitsui Toatsu Chemicals Inc
Original Assignee
Mitsui Toatsu Chemicals Inc
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 Mitsui Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc
Priority to JP1789479A priority Critical patent/JPS55111105A/ja
Publication of JPS55111105A publication Critical patent/JPS55111105A/ja
Publication of JPS6111446B2 publication Critical patent/JPS6111446B2/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)
JP1789479A 1979-02-20 1979-02-20 Raw magnetic material Granted JPS55111105A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1789479A JPS55111105A (en) 1979-02-20 1979-02-20 Raw magnetic material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1789479A JPS55111105A (en) 1979-02-20 1979-02-20 Raw magnetic material

Publications (2)

Publication Number Publication Date
JPS55111105A JPS55111105A (en) 1980-08-27
JPS6111446B2 true JPS6111446B2 (enExample) 1986-04-03

Family

ID=11956420

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1789479A Granted JPS55111105A (en) 1979-02-20 1979-02-20 Raw magnetic material

Country Status (1)

Country Link
JP (1) JPS55111105A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989008516A1 (fr) * 1988-03-11 1989-09-21 Michitoshi Hirata Poudre metallique fine et procede de production
JPH02144888U (enExample) * 1989-05-12 1990-12-07

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5677926A (en) * 1979-11-28 1981-06-26 Tdk Corp Magnetic recording medium using cobalt adhesion type iron oxide
JPS5823324A (ja) * 1981-07-31 1983-02-12 Tdk Corp 高密度磁気記録媒体
JPS60242467A (ja) * 1984-05-17 1985-12-02 Konishiroku Photo Ind Co Ltd 金属磁性粉の処理方法
JPH02260608A (ja) * 1989-03-31 1990-10-23 Hitachi Maxell Ltd 強磁性金属鉄微粒子および製造方法ならびにこれを用いた磁気記録媒体

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989008516A1 (fr) * 1988-03-11 1989-09-21 Michitoshi Hirata Poudre metallique fine et procede de production
JPH02144888U (enExample) * 1989-05-12 1990-12-07

Also Published As

Publication number Publication date
JPS55111105A (en) 1980-08-27

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