JPS5249804A - Magnetic recording medium - Google Patents

Magnetic recording medium

Info

Publication number
JPS5249804A
JPS5249804A JP50125641A JP12564175A JPS5249804A JP S5249804 A JPS5249804 A JP S5249804A JP 50125641 A JP50125641 A JP 50125641A JP 12564175 A JP12564175 A JP 12564175A JP S5249804 A JPS5249804 A JP S5249804A
Authority
JP
Japan
Prior art keywords
recording medium
magnetic recording
magnetic layer
magnetic
durability
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
JP50125641A
Other languages
Japanese (ja)
Other versions
JPS5535772B2 (en
Inventor
Kunio Mizushima
Seiji Wataya
Hiroshi Zaitsu
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 JP50125641A priority Critical patent/JPS5249804A/en
Publication of JPS5249804A publication Critical patent/JPS5249804A/en
Publication of JPS5535772B2 publication Critical patent/JPS5535772B2/ja
Granted legal-status Critical Current

Links

Landscapes

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

Abstract

PURPOSE: As a lubricating agent to be mixed in the magnetic layer of magnetic discs, etc., perfluoroalkyl polyether is combined with other components, whereby the abrasion resistance and durability of the magnetic layer are enhanced.
COPYRIGHT: (C)1977,JPO&Japio
JP50125641A 1975-10-18 1975-10-18 Magnetic recording medium Granted JPS5249804A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50125641A JPS5249804A (en) 1975-10-18 1975-10-18 Magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50125641A JPS5249804A (en) 1975-10-18 1975-10-18 Magnetic recording medium

Publications (2)

Publication Number Publication Date
JPS5249804A true JPS5249804A (en) 1977-04-21
JPS5535772B2 JPS5535772B2 (en) 1980-09-17

Family

ID=14915042

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50125641A Granted JPS5249804A (en) 1975-10-18 1975-10-18 Magnetic recording medium

Country Status (1)

Country Link
JP (1) JPS5249804A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0282188A1 (en) * 1987-03-09 1988-09-14 Matsushita Electric Industrial Co., Ltd. Recording medium and method of producing the same
US7307368B2 (en) 2000-06-09 2007-12-11 Ricoh Company, Ltd. DC motor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0282188A1 (en) * 1987-03-09 1988-09-14 Matsushita Electric Industrial Co., Ltd. Recording medium and method of producing the same
US7307368B2 (en) 2000-06-09 2007-12-11 Ricoh Company, Ltd. DC motor

Also Published As

Publication number Publication date
JPS5535772B2 (en) 1980-09-17

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