JP6195872B2 - 磁気記録媒体 - Google Patents

磁気記録媒体 Download PDF

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Publication number
JP6195872B2
JP6195872B2 JP2015129391A JP2015129391A JP6195872B2 JP 6195872 B2 JP6195872 B2 JP 6195872B2 JP 2015129391 A JP2015129391 A JP 2015129391A JP 2015129391 A JP2015129391 A JP 2015129391A JP 6195872 B2 JP6195872 B2 JP 6195872B2
Authority
JP
Japan
Prior art keywords
carbon black
recording medium
magnetic recording
magnetic layer
magnetic
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.)
Active
Application number
JP2015129391A
Other languages
English (en)
Japanese (ja)
Other versions
JP2016027518A (ja
JP2016027518A5 (enExample
Inventor
芳紀 玉田
芳紀 玉田
理英 佐藤
理英 佐藤
和史 小村
和史 小村
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 Corp
Original Assignee
Fujifilm Corp
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 Fujifilm Corp filed Critical Fujifilm Corp
Priority to JP2015129391A priority Critical patent/JP6195872B2/ja
Priority to US14/754,918 priority patent/US10096333B2/en
Publication of JP2016027518A publication Critical patent/JP2016027518A/ja
Publication of JP2016027518A5 publication Critical patent/JP2016027518A5/ja
Application granted granted Critical
Publication of JP6195872B2 publication Critical patent/JP6195872B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • G11B5/7013—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 the dispersing agent

Landscapes

  • Magnetic Record Carriers (AREA)
JP2015129391A 2014-06-30 2015-06-29 磁気記録媒体 Active JP6195872B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2015129391A JP6195872B2 (ja) 2014-06-30 2015-06-29 磁気記録媒体
US14/754,918 US10096333B2 (en) 2014-06-30 2015-06-30 Magnetic recording medium

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2014135130 2014-06-30
JP2014135130 2014-06-30
JP2015129391A JP6195872B2 (ja) 2014-06-30 2015-06-29 磁気記録媒体

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2017157033A Division JP6400806B2 (ja) 2014-06-30 2017-08-16 磁気記録媒体

Publications (3)

Publication Number Publication Date
JP2016027518A JP2016027518A (ja) 2016-02-18
JP2016027518A5 JP2016027518A5 (enExample) 2016-07-07
JP6195872B2 true JP6195872B2 (ja) 2017-09-13

Family

ID=54931222

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015129391A Active JP6195872B2 (ja) 2014-06-30 2015-06-29 磁気記録媒体

Country Status (2)

Country Link
US (1) US10096333B2 (enExample)
JP (1) JP6195872B2 (enExample)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11244702B2 (en) 2020-01-24 2022-02-08 Fujifilm Corporation Magnetic recording medium, magnetic recording and reproducing apparatus, magnetic tape cartridge, and magnetic tape cartridge group
US11264054B2 (en) * 2020-01-24 2022-03-01 Fujifilm Corporation Magnetic recording medium, magnetic recording and reproducing apparatus, magnetic tape cartridge, and magnetic tape cartridge group
US11302356B2 (en) 2020-01-24 2022-04-12 Fujifilm Corporation Magnetic recording medium, magnetic recording and reproducing apparatus, magnetic tape cartridge, and magnetic tape cartridge group
US11361789B2 (en) 2020-01-24 2022-06-14 Fujifilm Corporation Magnetic recording medium, magnetic recording and reproducing apparatus, magnetic tape cartridge, and magnetic tape cartridge group
US11410696B2 (en) 2020-01-24 2022-08-09 Fujifilm Corporation Magnetic recording medium, magnetic recording and reproducing apparatus, magnetic tape cartridge, and magnetic tape cartridge group
US11538494B2 (en) 2020-01-24 2022-12-27 Fujifilm Corporation Magnetic recording and reproducing device

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023190541A1 (ja) * 2022-03-31 2023-10-05 ソニーグループ株式会社 磁気記録媒体およびカートリッジ

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5330669A (en) * 1988-10-28 1994-07-19 Kyowa Hakko Kogyo Co., Ltd. Magnetic coating formulations
JPH1196540A (ja) * 1997-09-18 1999-04-09 Mitsubishi Chemical Corp 磁気記録媒体
JP2002298333A (ja) * 2001-03-29 2002-10-11 Fuji Photo Film Co Ltd 六方晶系フェライトの製造方法及びそれを用いた磁気記録媒体
JP2007200547A (ja) 2007-05-01 2007-08-09 Tdk Corp 磁気記録媒体
JP2010231843A (ja) * 2009-03-27 2010-10-14 Fujifilm Corp 磁気記録媒体、磁気信号再生システムおよび磁気信号再生方法
JP5569111B2 (ja) * 2009-06-23 2014-08-13 ソニー株式会社 磁気記録媒体およびその製造方法

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11244702B2 (en) 2020-01-24 2022-02-08 Fujifilm Corporation Magnetic recording medium, magnetic recording and reproducing apparatus, magnetic tape cartridge, and magnetic tape cartridge group
US11264054B2 (en) * 2020-01-24 2022-03-01 Fujifilm Corporation Magnetic recording medium, magnetic recording and reproducing apparatus, magnetic tape cartridge, and magnetic tape cartridge group
US11302356B2 (en) 2020-01-24 2022-04-12 Fujifilm Corporation Magnetic recording medium, magnetic recording and reproducing apparatus, magnetic tape cartridge, and magnetic tape cartridge group
US11361789B2 (en) 2020-01-24 2022-06-14 Fujifilm Corporation Magnetic recording medium, magnetic recording and reproducing apparatus, magnetic tape cartridge, and magnetic tape cartridge group
US11410696B2 (en) 2020-01-24 2022-08-09 Fujifilm Corporation Magnetic recording medium, magnetic recording and reproducing apparatus, magnetic tape cartridge, and magnetic tape cartridge group
US11482250B2 (en) 2020-01-24 2022-10-25 Fujifilm Corporation Magnetic recording medium, magnetic recording and reproducing apparatus, magnetic tape cartridge, and magnetic tape cartridge group
US11538494B2 (en) 2020-01-24 2022-12-27 Fujifilm Corporation Magnetic recording and reproducing device

Also Published As

Publication number Publication date
JP2016027518A (ja) 2016-02-18
US10096333B2 (en) 2018-10-09
US20150380037A1 (en) 2015-12-31

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