JPH0353689B2 - - Google Patents

Info

Publication number
JPH0353689B2
JPH0353689B2 JP56028783A JP2878381A JPH0353689B2 JP H0353689 B2 JPH0353689 B2 JP H0353689B2 JP 56028783 A JP56028783 A JP 56028783A JP 2878381 A JP2878381 A JP 2878381A JP H0353689 B2 JPH0353689 B2 JP H0353689B2
Authority
JP
Japan
Prior art keywords
magnetic
layer
powder
saturation magnetization
coercive force
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
JP56028783A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57143734A (en
Inventor
Masahiro Amamya
Akira Myake
Hiroshi Zaitsu
Yoshinori Yamamoto
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 JP56028783A priority Critical patent/JPS57143734A/ja
Publication of JPS57143734A publication Critical patent/JPS57143734A/ja
Publication of JPH0353689B2 publication Critical patent/JPH0353689B2/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
    • G11B5/716—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 two or more magnetic layers

Landscapes

  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
JP56028783A 1981-02-27 1981-02-27 Magnetic recording medium Granted JPS57143734A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56028783A JPS57143734A (en) 1981-02-27 1981-02-27 Magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56028783A JPS57143734A (en) 1981-02-27 1981-02-27 Magnetic recording medium

Publications (2)

Publication Number Publication Date
JPS57143734A JPS57143734A (en) 1982-09-06
JPH0353689B2 true JPH0353689B2 (enrdf_load_stackoverflow) 1991-08-15

Family

ID=12258008

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56028783A Granted JPS57143734A (en) 1981-02-27 1981-02-27 Magnetic recording medium

Country Status (1)

Country Link
JP (1) JPS57143734A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59172144A (ja) * 1983-03-20 1984-09-28 Hitachi Maxell Ltd 磁気記録媒体

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5816248B2 (ja) * 1975-11-05 1983-03-30 富士写真フイルム株式会社 シンキナジキキロクタイ
JPS5354002A (en) * 1976-10-26 1978-05-17 Sony Corp Magnetic recording medium
JPS5565405A (en) * 1978-11-13 1980-05-16 Hitachi Ltd Ferromagnetic metal powder for magnetic recording medium
JPS5613526A (en) * 1979-07-11 1981-02-09 Tdk Corp Magnetic recording medium

Also Published As

Publication number Publication date
JPS57143734A (en) 1982-09-06

Similar Documents

Publication Publication Date Title
JPS61214127A (ja) 磁気記録媒体
JPS58139337A (ja) 磁気記録媒体
US7115331B2 (en) Magnetic recording medium having narrow pulse width characteristics
JPH0353689B2 (enrdf_load_stackoverflow)
JPS6292128A (ja) 磁気記録媒体
US20070224459A1 (en) Magnetic recording medium including carbon nanotubes
JP2659957B2 (ja) 磁性粉とその製法およびその磁性粉を用いた磁気記録媒体
JPS5864634A (ja) 磁気記録媒体
JPS62219321A (ja) 磁気記録媒体
JP2989874B2 (ja) 磁気記録媒体
JPS6356608B2 (enrdf_load_stackoverflow)
JP2703984B2 (ja) 磁気記録媒体
JPH0770044B2 (ja) 磁気記録媒体
JP3194294B2 (ja) 磁気記録媒体
JPS58150132A (ja) 磁気記録媒体
JPH0619829B2 (ja) 磁気記録媒体
JP3226564B2 (ja) 磁気記録媒体
JPS58146025A (ja) 磁気記録媒体
JPS59144042A (ja) 磁気記録媒体
JPS59167845A (ja) 磁気記録媒体
JPS6035323A (ja) 磁気記録媒体
JPH0729151A (ja) 磁気記録媒体
JPH0319608B2 (enrdf_load_stackoverflow)
JPS6278718A (ja) 磁気記録媒体
JPS59144039A (ja) 磁気記録媒体