JPS58199437A - 磁気記録媒体 - Google Patents

磁気記録媒体

Info

Publication number
JPS58199437A
JPS58199437A JP57083436A JP8343682A JPS58199437A JP S58199437 A JPS58199437 A JP S58199437A JP 57083436 A JP57083436 A JP 57083436A JP 8343682 A JP8343682 A JP 8343682A JP S58199437 A JPS58199437 A JP S58199437A
Authority
JP
Japan
Prior art keywords
magnetic
layer
back coat
powder
recording medium
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
JP57083436A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6330694B2 (enrdf_load_stackoverflow
Inventor
Hajime Kawamata
川又　肇
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 JP57083436A priority Critical patent/JPS58199437A/ja
Publication of JPS58199437A publication Critical patent/JPS58199437A/ja
Publication of JPS6330694B2 publication Critical patent/JPS6330694B2/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
    • G11B5/718—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 at least one on each side of the base layer

Landscapes

  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
JP57083436A 1982-05-17 1982-05-17 磁気記録媒体 Granted JPS58199437A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57083436A JPS58199437A (ja) 1982-05-17 1982-05-17 磁気記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57083436A JPS58199437A (ja) 1982-05-17 1982-05-17 磁気記録媒体

Publications (2)

Publication Number Publication Date
JPS58199437A true JPS58199437A (ja) 1983-11-19
JPS6330694B2 JPS6330694B2 (enrdf_load_stackoverflow) 1988-06-20

Family

ID=13802374

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57083436A Granted JPS58199437A (ja) 1982-05-17 1982-05-17 磁気記録媒体

Country Status (1)

Country Link
JP (1) JPS58199437A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6330694B2 (enrdf_load_stackoverflow) 1988-06-20

Similar Documents

Publication Publication Date Title
US4571364A (en) Magnetic recording medium
JPH0542735B2 (enrdf_load_stackoverflow)
JPS593723A (ja) 磁気記録媒体
US4789591A (en) Magnetic recording medium
JPH048855B2 (enrdf_load_stackoverflow)
JPS58199437A (ja) 磁気記録媒体
US4521480A (en) Magnetic recording media of the high recording density type comprising both titanium monoxide and magnetic alloy powders in a magnetic layer
JPS6330695B2 (enrdf_load_stackoverflow)
US5830556A (en) Magnetic recording medium
JPH028372B2 (enrdf_load_stackoverflow)
JPS5992434A (ja) 磁気記録媒体
JPS5992436A (ja) 磁気記録媒体
JP3033983B2 (ja) 磁気記録媒体の製造方法
JPS62124624A (ja) 磁気記録媒体
JPS5992435A (ja) 磁気記録媒体
JP2869074B2 (ja) 磁気記録媒体
KR930002158B1 (ko) 자기기록 매체의 제조방법
KR930001886B1 (ko) 자기기록 매체
JPH01102728A (ja) 磁気記録媒体
JPS5868232A (ja) 磁気記録媒体
JPS60193131A (ja) 磁気記録媒体
JPH0283819A (ja) 磁気記録媒体
JPH01173425A (ja) 非磁性粉を含有するバックコート層を設けた磁気記録媒体
JPS60179930A (ja) 磁気記録媒体
JPS61182630A (ja) 磁気記録媒体の製造方法