JPS5584042A - Magnetic recording medium - Google Patents

Magnetic recording medium

Info

Publication number
JPS5584042A
JPS5584042A JP15957878A JP15957878A JPS5584042A JP S5584042 A JPS5584042 A JP S5584042A JP 15957878 A JP15957878 A JP 15957878A JP 15957878 A JP15957878 A JP 15957878A JP S5584042 A JPS5584042 A JP S5584042A
Authority
JP
Japan
Prior art keywords
magnetic
recording medium
magnetic recording
silicone oil
higher fatty
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
JP15957878A
Other languages
Japanese (ja)
Other versions
JPH0135408B2 (en
Inventor
Akira Miyake
Yoshinori Yamamoto
Hiroshi Zaitsu
Hikari Ishida
Takashi Kuroda
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.)
Maxell Holdings Ltd
Original Assignee
Hitachi Maxell 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 Hitachi Maxell Ltd filed Critical Hitachi Maxell Ltd
Priority to JP15957878A priority Critical patent/JPS5584042A/en
Publication of JPS5584042A publication Critical patent/JPS5584042A/en
Publication of JPH0135408B2 publication Critical patent/JPH0135408B2/ja
Granted legal-status Critical Current

Links

Landscapes

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

Abstract

PURPOSE: To obtain a magnetic recording medium featuring the reduce deterioration with aging for the magnetic characteristics by mixing the higher fatty acid (silicone oil possible to be used together) into the magnetic layer using the magnetic powder composed mainly of the metal iron.
CONSTITUTION: The mixture of the higher fatty acid (preferably capric acid, lauric acid, etc. in cold solid state at about C10W20) and the silicone oil (such as dimethyl polysiloxane, KF-96manufactured by SHINETSU KAGAKU KOGYO KK) of about 0W30wt% is mixed by about 0.2W2wt% into the magnetic layer using the powder composed mainly of the metal iron for the magnetic powder.
COPYRIGHT: (C)1980,JPO&Japio
JP15957878A 1978-12-20 1978-12-20 Magnetic recording medium Granted JPS5584042A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15957878A JPS5584042A (en) 1978-12-20 1978-12-20 Magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15957878A JPS5584042A (en) 1978-12-20 1978-12-20 Magnetic recording medium

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP11415390A Division JPH0329113A (en) 1990-04-28 1990-04-28 Magnetic recording medium

Publications (2)

Publication Number Publication Date
JPS5584042A true JPS5584042A (en) 1980-06-24
JPH0135408B2 JPH0135408B2 (en) 1989-07-25

Family

ID=15696765

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15957878A Granted JPS5584042A (en) 1978-12-20 1978-12-20 Magnetic recording medium

Country Status (1)

Country Link
JP (1) JPS5584042A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57179946A (en) * 1981-04-28 1982-11-05 Fuji Photo Film Co Ltd Magnetic recording medium

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51108806A (en) * 1975-03-20 1976-09-27 Hitachi Maxell

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51108806A (en) * 1975-03-20 1976-09-27 Hitachi Maxell

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57179946A (en) * 1981-04-28 1982-11-05 Fuji Photo Film Co Ltd Magnetic recording medium

Also Published As

Publication number Publication date
JPH0135408B2 (en) 1989-07-25

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