JPS6255210B2 - - Google Patents

Info

Publication number
JPS6255210B2
JPS6255210B2 JP58179933A JP17993383A JPS6255210B2 JP S6255210 B2 JPS6255210 B2 JP S6255210B2 JP 58179933 A JP58179933 A JP 58179933A JP 17993383 A JP17993383 A JP 17993383A JP S6255210 B2 JPS6255210 B2 JP S6255210B2
Authority
JP
Japan
Prior art keywords
magnetic
carbon black
recording medium
magnetic recording
graphite fluoride
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
Application number
JP58179933A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6070522A (ja
Inventor
Akio Kawada
Yoichiro Morino
Harumi Okajima
Shuichi Mya
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.)
Kanto Denka Kogyo Co Ltd
Original Assignee
Kanto Denka Kogyo 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 Kanto Denka Kogyo Co Ltd filed Critical Kanto Denka Kogyo Co Ltd
Priority to JP58179933A priority Critical patent/JPS6070522A/ja
Priority to US06/647,670 priority patent/US4621016A/en
Publication of JPS6070522A publication Critical patent/JPS6070522A/ja
Publication of JPS6255210B2 publication Critical patent/JPS6255210B2/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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/30—Self-sustaining carbon mass or layer with impregnant or other layer

Landscapes

  • Paints Or Removers (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Magnetic Record Carriers (AREA)
JP58179933A 1983-09-28 1983-09-28 磁気記録媒体 Granted JPS6070522A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP58179933A JPS6070522A (ja) 1983-09-28 1983-09-28 磁気記録媒体
US06/647,670 US4621016A (en) 1983-09-28 1984-09-06 Magnetic recording media

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58179933A JPS6070522A (ja) 1983-09-28 1983-09-28 磁気記録媒体

Publications (2)

Publication Number Publication Date
JPS6070522A JPS6070522A (ja) 1985-04-22
JPS6255210B2 true JPS6255210B2 (enExample) 1987-11-18

Family

ID=16074467

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58179933A Granted JPS6070522A (ja) 1983-09-28 1983-09-28 磁気記録媒体

Country Status (2)

Country Link
US (1) US4621016A (enExample)
JP (1) JPS6070522A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0827940B2 (ja) * 1987-04-24 1996-03-21 日本電気株式会社 磁気記憶体およびその製造方法
JP7331377B2 (ja) 2019-02-22 2023-08-23 株式会社デンソー 回転電機

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3113859A1 (de) * 1980-04-07 1982-01-28 Fuji Photo Film Co., Ltd., Minami-Ashigara, Kanagawa Magnetisches aufzeichnungsmaterial
JPS57169929A (en) * 1981-04-13 1982-10-19 Tdk Corp Magnetic recording medium and its manufacture
JPS57208637A (en) * 1981-06-19 1982-12-21 Tdk Corp Magnetic recording medium
JPS5891527A (ja) * 1981-11-26 1983-05-31 Sony Corp 磁気記録媒体
JPS58189831A (ja) * 1982-04-30 1983-11-05 Fuji Photo Film Co Ltd 磁気記録体
JPS5924434A (ja) * 1982-07-30 1984-02-08 Fuji Photo Film Co Ltd 磁気記録体
JPS59191133A (ja) * 1983-04-13 1984-10-30 Fuji Photo Film Co Ltd 磁気記録媒体
JPS6070521A (ja) * 1983-09-28 1985-04-22 Kanto Denka Kogyo Kk 磁気記録媒体

Also Published As

Publication number Publication date
JPS6070522A (ja) 1985-04-22
US4621016A (en) 1986-11-04

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