JPS57212620A - Magnetic recording medium - Google Patents

Magnetic recording medium

Info

Publication number
JPS57212620A
JPS57212620A JP56097896A JP9789681A JPS57212620A JP S57212620 A JPS57212620 A JP S57212620A JP 56097896 A JP56097896 A JP 56097896A JP 9789681 A JP9789681 A JP 9789681A JP S57212620 A JPS57212620 A JP S57212620A
Authority
JP
Japan
Prior art keywords
film
higher fatty
polyvinyl butyral
ferromagnetic
forming
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
JP56097896A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0310162B2 (enrdf_load_stackoverflow
Inventor
Kunio Hibino
Takashi Fujita
Takashi Suzuki
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 JP56097896A priority Critical patent/JPS57212620A/ja
Publication of JPS57212620A publication Critical patent/JPS57212620A/ja
Publication of JPH0310162B2 publication Critical patent/JPH0310162B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent

Landscapes

  • Lubricants (AREA)
  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
JP56097896A 1981-06-24 1981-06-24 Magnetic recording medium Granted JPS57212620A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56097896A JPS57212620A (en) 1981-06-24 1981-06-24 Magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56097896A JPS57212620A (en) 1981-06-24 1981-06-24 Magnetic recording medium

Publications (2)

Publication Number Publication Date
JPS57212620A true JPS57212620A (en) 1982-12-27
JPH0310162B2 JPH0310162B2 (enrdf_load_stackoverflow) 1991-02-13

Family

ID=14204503

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56097896A Granted JPS57212620A (en) 1981-06-24 1981-06-24 Magnetic recording medium

Country Status (1)

Country Link
JP (1) JPS57212620A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59229737A (ja) * 1983-06-09 1984-12-24 Matsushita Electric Ind Co Ltd 金属薄膜型磁気記録媒体の製造方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5110909A (ja) * 1974-07-17 1976-01-28 Hitachi Maxell Jikikirokuteepu
JPS528805A (en) * 1975-07-09 1977-01-24 Hitachi Maxell Ltd Magnetic recording tape
JPS5338303A (en) * 1976-09-20 1978-04-08 Hitachi Maxell Magnetic recording material
JPS5671829A (en) * 1979-11-17 1981-06-15 Hitachi Maxell Ltd Manufacture for magnetic recording medium
JPS57176530A (en) * 1981-04-23 1982-10-29 Fuji Photo Film Co Ltd Magnetic recording medium

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5110909A (ja) * 1974-07-17 1976-01-28 Hitachi Maxell Jikikirokuteepu
JPS528805A (en) * 1975-07-09 1977-01-24 Hitachi Maxell Ltd Magnetic recording tape
JPS5338303A (en) * 1976-09-20 1978-04-08 Hitachi Maxell Magnetic recording material
JPS5671829A (en) * 1979-11-17 1981-06-15 Hitachi Maxell Ltd Manufacture for magnetic recording medium
JPS57176530A (en) * 1981-04-23 1982-10-29 Fuji Photo Film Co Ltd Magnetic recording medium

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59229737A (ja) * 1983-06-09 1984-12-24 Matsushita Electric Ind Co Ltd 金属薄膜型磁気記録媒体の製造方法

Also Published As

Publication number Publication date
JPH0310162B2 (enrdf_load_stackoverflow) 1991-02-13

Similar Documents

Publication Publication Date Title
EP0201305A3 (en) Smooth, low-friction magnetic recording medium
JPS5677926A (en) Magnetic recording medium using cobalt adhesion type iron oxide
JPS57179948A (en) Magnetic recording medium
JPS57212620A (en) Magnetic recording medium
JPS57176533A (en) Magnetic recording medium
JPS551651A (en) Magnetic recording medium
JPS567237A (en) Magnetic recording medium and its production
JPS5555432A (en) Magnetic recording medium
JPS57200934A (en) Magnetic recording medium
JPS567235A (en) Magnetic recording medium and its production
JPS57111828A (en) Magnetic recording medium
JPS5619525A (en) Magnetic recording medium
JPS5517816A (en) Magnetic recording media
JPS55139637A (en) Magnetic recording medium
JPS57212622A (en) Magnetic recording medium
JPS57212624A (en) Magnetic recording medium
JPS6443834A (en) Magneto-optical recording medium
JPS5687217A (en) Vertical magnetization type magnetic head and its manufacture
JPS5778631A (en) Magnetic recording medium
JPS5629840A (en) Magnetic recording medium
JPS57195322A (en) Magnetic recording medium
JPS57147130A (en) Magnetic recording medium
JPS55122235A (en) Magnetic disc coating film
JPS5673413A (en) Magnetic recording medium
JPS5737720A (en) Magnetic recording medium and its manufacture