JPH0248978B2 - - Google Patents

Info

Publication number
JPH0248978B2
JPH0248978B2 JP56041306A JP4130681A JPH0248978B2 JP H0248978 B2 JPH0248978 B2 JP H0248978B2 JP 56041306 A JP56041306 A JP 56041306A JP 4130681 A JP4130681 A JP 4130681A JP H0248978 B2 JPH0248978 B2 JP H0248978B2
Authority
JP
Japan
Prior art keywords
magnetic
fluororesin
fine powder
magnetic layer
powder
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 - Lifetime
Application number
JP56041306A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57154625A (en
Inventor
Akito Sakamoto
Kunio Mizushima
Taku Yamase
Masaya Funabashi
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 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 JP56041306A priority Critical patent/JPS57154625A/ja
Publication of JPS57154625A publication Critical patent/JPS57154625A/ja
Publication of JPH0248978B2 publication Critical patent/JPH0248978B2/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
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • G11B5/708—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by addition of non-magnetic particles to the layer

Landscapes

  • Lubricants (AREA)
  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
JP56041306A 1981-03-20 1981-03-20 Magnetic recording medium Granted JPS57154625A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56041306A JPS57154625A (en) 1981-03-20 1981-03-20 Magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56041306A JPS57154625A (en) 1981-03-20 1981-03-20 Magnetic recording medium

Publications (2)

Publication Number Publication Date
JPS57154625A JPS57154625A (en) 1982-09-24
JPH0248978B2 true JPH0248978B2 (OSRAM) 1990-10-26

Family

ID=12604800

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56041306A Granted JPS57154625A (en) 1981-03-20 1981-03-20 Magnetic recording medium

Country Status (1)

Country Link
JP (1) JPS57154625A (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02107174U (OSRAM) * 1989-02-10 1990-08-27
JP2007522286A (ja) * 2004-01-22 2007-08-09 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー フルオロポリマー乳濁液コーティング

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02107174U (OSRAM) * 1989-02-10 1990-08-27
JP2007522286A (ja) * 2004-01-22 2007-08-09 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー フルオロポリマー乳濁液コーティング

Also Published As

Publication number Publication date
JPS57154625A (en) 1982-09-24

Similar Documents

Publication Publication Date Title
US4315052A (en) Magnetic recording medium
US4556604A (en) Magnetic recording media
JPH0248978B2 (OSRAM)
JPH0248974B2 (ja) Jikikirokubaitai
JPH0248976B2 (ja) Jikikirokubaitai
JPH0248975B2 (ja) Jikikirokubaitai
JPH0816976B2 (ja) 磁気ディスク
JPH0248977B2 (ja) Jikikirokubaitai
JP2744225B2 (ja) 磁気ディスク
JPS59186131A (ja) 磁気記録媒体
JPH0799573B2 (ja) 磁気記録媒体
JPS6222182B2 (OSRAM)
JP2649941B2 (ja) 磁気記録媒体
JP2901146B2 (ja) 磁気記録媒体
JPS6338770B2 (OSRAM)
JP2744226B2 (ja) 磁気ディスク
JP2901147B2 (ja) 磁気記録媒体
JPS62219327A (ja) 磁気記録媒体用固形添加剤およびそれを用いた磁気記録媒体
JPS58164029A (ja) 磁気記録媒体
JP2995702B2 (ja) 磁気記録媒体
JP2604233B2 (ja) 磁気記録媒体
JP2995701B2 (ja) 磁気記録媒体
JP2524167B2 (ja) 磁気記録媒体
JPS629531A (ja) 磁気記録媒体の製造方法
JPS598130A (ja) 磁気記録媒体