FR2739714B1 - Support d'enregistrement magnetique - Google Patents

Support d'enregistrement magnetique

Info

Publication number
FR2739714B1
FR2739714B1 FR9612203A FR9612203A FR2739714B1 FR 2739714 B1 FR2739714 B1 FR 2739714B1 FR 9612203 A FR9612203 A FR 9612203A FR 9612203 A FR9612203 A FR 9612203A FR 2739714 B1 FR2739714 B1 FR 2739714B1
Authority
FR
France
Prior art keywords
recording medium
magnetic recording
magnetic
medium
recording
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 - Fee Related
Application number
FR9612203A
Other languages
English (en)
Other versions
FR2739714A1 (fr
Inventor
Kazuhiro Okamoto
Takao Kudo
Yuichi Sasaki
Taro Ohmura
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of FR2739714A1 publication Critical patent/FR2739714A1/fr
Application granted granted Critical
Publication of FR2739714B1 publication Critical patent/FR2739714B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B5/714—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 dimension of the magnetic particles
    • 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
    • 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
    • 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
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/733—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer characterised by the addition of non-magnetic 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
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
    • 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
FR9612203A 1995-10-06 1996-10-07 Support d'enregistrement magnetique Expired - Fee Related FR2739714B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7259912A JPH09106533A (ja) 1995-10-06 1995-10-06 磁気記録媒体

Publications (2)

Publication Number Publication Date
FR2739714A1 FR2739714A1 (fr) 1997-04-11
FR2739714B1 true FR2739714B1 (fr) 1999-02-05

Family

ID=17340663

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9612203A Expired - Fee Related FR2739714B1 (fr) 1995-10-06 1996-10-07 Support d'enregistrement magnetique

Country Status (4)

Country Link
US (1) US6136410A (fr)
JP (1) JPH09106533A (fr)
KR (1) KR100438345B1 (fr)
FR (1) FR2739714B1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2352653B (en) * 1999-06-21 2003-09-10 Fuji Photo Film Co Ltd Magnetic recording medium
JP2002008220A (ja) * 2000-06-21 2002-01-11 Fuji Photo Film Co Ltd 磁気記録媒体及びその製造方法
JP2005228377A (ja) * 2004-02-10 2005-08-25 Hitachi Maxell Ltd 磁気テープ
USRE49444E1 (en) 2006-10-03 2023-03-07 Radius Health, Inc. Method of treating osteoporosis comprising administration of PTHrP analog
JP5198138B2 (ja) * 2008-05-12 2013-05-15 オリンパスメディカルシステムズ株式会社 内視鏡用画像装置
CN102999401B (zh) * 2012-11-30 2015-04-29 华为技术有限公司 一种平均备份数据的方法和装置
US10996208B2 (en) 2017-04-28 2021-05-04 Radius Health, Inc. Abaloparatide formulations and methods of testing, storing, modifying, and using same

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2552958B2 (ja) * 1991-01-21 1996-11-13 富士写真フイルム株式会社 磁気記録媒体
JP2740578B2 (ja) * 1991-03-27 1998-04-15 富士写真フイルム株式会社 磁気記録媒体及びその製造方法
EP0515748B1 (fr) * 1991-05-31 1996-12-27 Toda Kogyo Corp. Procédé pour la production de particules aciculaires de goethite et particules aciculaires magnétiques d'oxyde de fer
JPH05347017A (ja) * 1992-04-14 1993-12-27 Konica Corp 磁気記録媒体
JP2872227B2 (ja) * 1992-08-07 1999-03-17 戸田工業株式会社 磁気記録媒体用下地層
JP2929403B2 (ja) * 1992-08-12 1999-08-03 富士写真フイルム株式会社 磁気記録媒体及びその製造方法
JP2946262B2 (ja) * 1992-10-22 1999-09-06 富士写真フイルム株式会社 磁気記録媒体

Also Published As

Publication number Publication date
KR970023002A (ko) 1997-05-30
KR100438345B1 (ko) 2004-09-08
US6136410A (en) 2000-10-24
FR2739714A1 (fr) 1997-04-11
JPH09106533A (ja) 1997-04-22

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Legal Events

Date Code Title Description
ST Notification of lapse