JPH0479062B2 - - Google Patents

Info

Publication number
JPH0479062B2
JPH0479062B2 JP58065046A JP6504683A JPH0479062B2 JP H0479062 B2 JPH0479062 B2 JP H0479062B2 JP 58065046 A JP58065046 A JP 58065046A JP 6504683 A JP6504683 A JP 6504683A JP H0479062 B2 JPH0479062 B2 JP H0479062B2
Authority
JP
Japan
Prior art keywords
parts
carbon black
magnetic
magnetic recording
running
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
JP58065046A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59191133A (ja
Inventor
Katsumi Ryomo
Kenichi Masuyama
Takashi Yoneyama
Norio Nasu
Eiichi Tadokoro
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film 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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Priority to JP58065046A priority Critical patent/JPS59191133A/ja
Priority to US06/599,917 priority patent/US4539257A/en
Publication of JPS59191133A publication Critical patent/JPS59191133A/ja
Publication of JPH0479062B2 publication Critical patent/JPH0479062B2/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
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/263—Coating layer not in excess of 5 mils thick or equivalent
    • Y10T428/264—Up to 3 mils
    • Y10T428/265—1 mil or less

Landscapes

  • Paints Or Removers (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Magnetic Record Carriers (AREA)
JP58065046A 1983-04-13 1983-04-13 磁気記録媒体 Granted JPS59191133A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP58065046A JPS59191133A (ja) 1983-04-13 1983-04-13 磁気記録媒体
US06/599,917 US4539257A (en) 1983-04-13 1984-04-13 Magnetic recording medium having improved running properties

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58065046A JPS59191133A (ja) 1983-04-13 1983-04-13 磁気記録媒体

Publications (2)

Publication Number Publication Date
JPS59191133A JPS59191133A (ja) 1984-10-30
JPH0479062B2 true JPH0479062B2 (enExample) 1992-12-14

Family

ID=13275622

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58065046A Granted JPS59191133A (ja) 1983-04-13 1983-04-13 磁気記録媒体

Country Status (2)

Country Link
US (1) US4539257A (enExample)
JP (1) JPS59191133A (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS595426A (ja) * 1982-06-30 1984-01-12 Fuji Photo Film Co Ltd 磁気記録体
JPS59186125A (ja) * 1983-04-08 1984-10-22 Fuji Photo Film Co Ltd 磁気記録媒体
JPS6070522A (ja) * 1983-09-28 1985-04-22 Kanto Denka Kogyo Kk 磁気記録媒体
US4684572A (en) * 1984-04-27 1987-08-04 Konishiroku Photo Industry Co., Ltd. Magnetic recording medium
JPH0656653B2 (ja) * 1984-06-13 1994-07-27 日立マクセル株式会社 磁気記録媒体
US4649072A (en) * 1984-09-21 1987-03-10 Fuji Photo Film Co., Ltd. Magnetic recording medium
US4952458A (en) * 1984-12-18 1990-08-28 Fuji Photo Film Co., Ltd. Magnetic recording medium
JPH0762895B2 (ja) * 1985-05-13 1995-07-05 富士写真フイルム株式会社 磁気記録媒体
JPH0760511B2 (ja) * 1985-06-26 1995-06-28 株式会社東芝 高耐久性磁気記録媒体
JPH0740352B2 (ja) * 1986-12-30 1995-05-01 コニカ株式会社 磁気記録媒体
JPH0679370B2 (ja) * 1987-05-06 1994-10-05 富士写真フイルム株式会社 磁気記録媒体
US4818606A (en) * 1987-12-02 1989-04-04 Konica Corporation Highly running-endurant magnetic recording medium
JP2831672B2 (ja) * 1989-01-18 1998-12-02 花王株式会社 磁気記録媒体
JP2601366B2 (ja) * 1990-04-19 1997-04-16 富士写真フイルム株式会社 磁気記録媒体
JP2817070B2 (ja) * 1991-09-06 1998-10-27 富士写真フイルム株式会社 磁気記録媒体
JP5365322B2 (ja) * 2008-05-16 2013-12-11 アサヒゴム株式会社 塗布型板金補強材用エポキシ樹脂組成物
CN103289445B (zh) * 2013-05-23 2014-11-19 铜陵瑞莱科技有限公司 一种耐高温氧化铁黑颗粒的制备方法
EP3544097B1 (en) 2015-07-17 2021-04-28 Cabot Corporation Oxidized carbon blacks and applications for lead acid batteries

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5218561B2 (enExample) * 1973-06-29 1977-05-23
US3941911A (en) * 1973-11-19 1976-03-02 Graham Magnetics Incorporated Thermally resistant magnetic tape
JPS5288307A (en) * 1976-01-20 1977-07-23 Fuji Photo Film Co Ltd Magnetic recording medium
JPS5297710A (en) * 1977-02-18 1977-08-16 Hitachi Maxell Magnetic recording material
US4275113A (en) * 1978-10-17 1981-06-23 Hitachi Maxell, Ltd. Magnetic recording medium
JPS5677927A (en) * 1979-11-28 1981-06-26 Fuji Photo Film Co Ltd Magnetic recording medium
JPS56124123A (en) * 1980-03-01 1981-09-29 Hitachi Maxell Ltd Magnetic recording medium
US4415630A (en) * 1980-06-10 1983-11-15 Tdk Electronics Co., Ltd. Process of making magnetic recording medium
JPS57130233A (en) * 1981-02-04 1982-08-12 Fuji Photo Film Co Ltd Magnetic recording medium
JPS58164029A (ja) * 1982-03-20 1983-09-28 Hitachi Maxell Ltd 磁気記録媒体
JPS598137A (ja) * 1982-07-06 1984-01-17 Fuji Photo Film Co Ltd 磁気記録媒体
JPS59172123A (ja) * 1983-03-20 1984-09-28 Hitachi Maxell Ltd 磁気記録媒体
JPH0479061A (ja) * 1990-07-20 1992-03-12 Fujitsu Ltd 磁気テープ装置とその磁気テープ装置における磁気テープカートリッジのギア噛み合わせ状態検出方法

Also Published As

Publication number Publication date
US4539257A (en) 1985-09-03
JPS59191133A (ja) 1984-10-30

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