JPS6433714A - Magnetic recording medium - Google Patents

Magnetic recording medium

Info

Publication number
JPS6433714A
JPS6433714A JP19072287A JP19072287A JPS6433714A JP S6433714 A JPS6433714 A JP S6433714A JP 19072287 A JP19072287 A JP 19072287A JP 19072287 A JP19072287 A JP 19072287A JP S6433714 A JPS6433714 A JP S6433714A
Authority
JP
Japan
Prior art keywords
island
barium ferrite
magnetized film
perpendicularly magnetized
shaped barium
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
JP19072287A
Other languages
Japanese (ja)
Inventor
Koichi Shinohara
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP19072287A priority Critical patent/JPS6433714A/en
Publication of JPS6433714A publication Critical patent/JPS6433714A/en
Pending legal-status Critical Current

Links

Landscapes

  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)

Abstract

PURPOSE:To improve reliability and C/N in high-density recording and reproduction by forming fine projections on a perpendicularly magnetized film by using island-shaped barium ferrite films. CONSTITUTION:A soft magnetic layer 2, the thin island-shaped barium ferrite films 3, the perpendicularly magnetized film 4 and a lubricant layer 5 are laminated on a substrate 1. The island-shaped barium ferrite films 3 or formed as the fine projections in the perpendicularly magnetized film 4 by which the wear with a magnetic head under high-speed sliding is extremely decreased.
JP19072287A 1987-07-30 1987-07-30 Magnetic recording medium Pending JPS6433714A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19072287A JPS6433714A (en) 1987-07-30 1987-07-30 Magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19072287A JPS6433714A (en) 1987-07-30 1987-07-30 Magnetic recording medium

Publications (1)

Publication Number Publication Date
JPS6433714A true JPS6433714A (en) 1989-02-03

Family

ID=16262726

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19072287A Pending JPS6433714A (en) 1987-07-30 1987-07-30 Magnetic recording medium

Country Status (1)

Country Link
JP (1) JPS6433714A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0488574U (en) * 1990-12-17 1992-07-31

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0488574U (en) * 1990-12-17 1992-07-31

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