FR2549993B1 - Support d'enregistrement magnetique comportant un revetement comprenant du titanate d'aluminium - Google Patents

Support d'enregistrement magnetique comportant un revetement comprenant du titanate d'aluminium

Info

Publication number
FR2549993B1
FR2549993B1 FR8405152A FR8405152A FR2549993B1 FR 2549993 B1 FR2549993 B1 FR 2549993B1 FR 8405152 A FR8405152 A FR 8405152A FR 8405152 A FR8405152 A FR 8405152A FR 2549993 B1 FR2549993 B1 FR 2549993B1
Authority
FR
France
Prior art keywords
coating
recording medium
magnetic recording
aluminum titanate
titanate
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
FR8405152A
Other languages
English (en)
Other versions
FR2549993A1 (fr
Inventor
John Jackson Scott
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.)
Saint Gobain Abrasives Inc
Original Assignee
Norton Co
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 Norton Co filed Critical Norton Co
Publication of FR2549993A1 publication Critical patent/FR2549993A1/fr
Application granted granted Critical
Publication of FR2549993B1 publication Critical patent/FR2549993B1/fr
Expired 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
    • G11B5/72—Protective coatings, e.g. anti-static or antifriction
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
    • H01F10/12—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
FR8405152A 1983-04-04 1984-04-02 Support d'enregistrement magnetique comportant un revetement comprenant du titanate d'aluminium Expired FR2549993B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/481,558 US4469758A (en) 1983-04-04 1983-04-04 Magnetic recording materials

Publications (2)

Publication Number Publication Date
FR2549993A1 FR2549993A1 (fr) 1985-02-01
FR2549993B1 true FR2549993B1 (fr) 1988-07-01

Family

ID=23912432

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8405152A Expired FR2549993B1 (fr) 1983-04-04 1984-04-02 Support d'enregistrement magnetique comportant un revetement comprenant du titanate d'aluminium

Country Status (8)

Country Link
US (1) US4469758A (fr)
JP (1) JPS60618A (fr)
KR (1) KR840008517A (fr)
CA (1) CA1210501A (fr)
DE (1) DE3412505C2 (fr)
FR (1) FR2549993B1 (fr)
GB (1) GB2137532B (fr)
IE (1) IE55195B1 (fr)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4685780A (en) * 1984-09-12 1987-08-11 Kabushiki Kaisha Toshiba Reflection type optical device
JPS61104426A (ja) * 1984-10-24 1986-05-22 Fuji Photo Film Co Ltd 磁気記録媒体
JPS61214215A (ja) * 1985-03-20 1986-09-24 Hitachi Maxell Ltd 磁気記録媒体
JPS621112A (ja) * 1985-06-26 1987-01-07 Hitachi Maxell Ltd 磁気記録媒体
DE3677078D1 (de) * 1985-07-10 1991-02-28 Mitsubishi Chem Ind Magnetooptischer traeger.
JPH0690782B2 (ja) * 1987-04-17 1994-11-14 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
US5294495A (en) * 1991-01-08 1994-03-15 Tdk Corporation Magnetic recording medium
JP2922771B2 (ja) * 1993-12-22 1999-07-26 ティーディーケイ株式会社 磁気記録媒体およびその製造方法
DE102005045666A1 (de) * 2005-09-14 2007-03-15 Itn Nanovation Gmbh Schicht oder Beschichtung sowie Zusammensetzung zu ihrer Herstellung
US8758461B2 (en) 2010-12-31 2014-06-24 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particles having particular shapes and methods of forming such particles
US8986409B2 (en) 2011-06-30 2015-03-24 Saint-Gobain Ceramics & Plastics, Inc. Abrasive articles including abrasive particles of silicon nitride
US8840694B2 (en) 2011-06-30 2014-09-23 Saint-Gobain Ceramics & Plastics, Inc. Liquid phase sintered silicon carbide abrasive particles
EP2760639B1 (fr) 2011-09-26 2021-01-13 Saint-Gobain Ceramics & Plastics, Inc. Articles abrasifs contenant des particules abrasives, abrasifs enrobés utilisant les particules abrasives et procédés de formation associés
WO2013102170A1 (fr) 2011-12-30 2013-07-04 Saint-Gobain Ceramics & Plastics, Inc. Particules abrasives de forme composite et procédé de formation de celles-ci
CN104114664B (zh) 2011-12-30 2016-06-15 圣戈本陶瓷及塑料股份有限公司 形成成型研磨颗粒
WO2013102177A1 (fr) 2011-12-30 2013-07-04 Saint-Gobain Ceramics & Plastics, Inc. Particule abrasive façonnée et procédé de formation de celle-ci
BR112014017050B1 (pt) 2012-01-10 2021-05-11 Saint-Gobain Ceramics & Plastics, Inc. partícula abrasiva moldada
WO2013106602A1 (fr) 2012-01-10 2013-07-18 Saint-Gobain Ceramics & Plastics, Inc. Particules abrasives ayant des formes particulières et procédés de mise en forme de telles particules
US9242346B2 (en) 2012-03-30 2016-01-26 Saint-Gobain Abrasives, Inc. Abrasive products having fibrillated fibers
CN110013795A (zh) 2012-05-23 2019-07-16 圣戈本陶瓷及塑料股份有限公司 成形磨粒及其形成方法
EP2866977B8 (fr) 2012-06-29 2023-01-18 Saint-Gobain Ceramics & Plastics, Inc. Particules abrasives ayant des formes particulières et procédés de formation de telles particules
CA2887561C (fr) 2012-10-15 2019-01-15 Saint-Gobain Abrasives, Inc. Particules abrasives presentant des formes particulieres et procedes permettant de former lesdites particules
JP2016503731A (ja) 2012-12-31 2016-02-08 サン−ゴバン セラミックス アンド プラスティクス，インコーポレイティド 粒子材料およびその形成方法
CA2907372C (fr) 2013-03-29 2017-12-12 Saint-Gobain Abrasives, Inc. Particules abrasives ayant des formes particulieres et procedes de formation de telles particules
TW201502263A (zh) 2013-06-28 2015-01-16 Saint Gobain Ceramics 包含成形研磨粒子之研磨物品
MX2016004000A (es) 2013-09-30 2016-06-02 Saint Gobain Ceramics Particulas abrasivas moldeadas y metodos para formación de ellas.
KR102081045B1 (ko) 2013-12-31 2020-02-26 생-고뱅 어브레이시브즈, 인코포레이티드 형상화 연마 입자들을 포함하는 연마 물품
US9771507B2 (en) 2014-01-31 2017-09-26 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particle including dopant material and method of forming same
JP6321209B2 (ja) 2014-04-14 2018-05-09 サン−ゴバン セラミックス アンド プラスティクス，インコーポレイティド 成形研磨粒子を含む研磨物品
CA2945493C (fr) 2014-04-14 2020-08-04 Saint-Gobain Ceramics & Plastics, Inc. Article abrasif comprenant des particules abrasives mises en forme
US9902045B2 (en) 2014-05-30 2018-02-27 Saint-Gobain Abrasives, Inc. Method of using an abrasive article including shaped abrasive particles
US9707529B2 (en) 2014-12-23 2017-07-18 Saint-Gobain Ceramics & Plastics, Inc. Composite shaped abrasive particles and method of forming same
US9914864B2 (en) 2014-12-23 2018-03-13 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particles and method of forming same
US9676981B2 (en) 2014-12-24 2017-06-13 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particle fractions and method of forming same
TWI634200B (zh) 2015-03-31 2018-09-01 聖高拜磨料有限公司 固定磨料物品及其形成方法
US10196551B2 (en) 2015-03-31 2019-02-05 Saint-Gobain Abrasives, Inc. Fixed abrasive articles and methods of forming same
JP2018516767A (ja) 2015-06-11 2018-06-28 サン−ゴバン セラミックス アンド プラスティクス，インコーポレイティド 成形研磨粒子を含む研磨物品
CN105242297A (zh) * 2015-09-06 2016-01-13 中国人民解放军63653部队 一种通过激发金属粉末直接测量90Sr含量的方法
EP3455321B1 (fr) 2016-05-10 2022-04-20 Saint-Gobain Ceramics&Plastics, Inc. Méthodes de formation de particules abrasives
KR102422875B1 (ko) 2016-05-10 2022-07-21 생-고뱅 세라믹스 앤드 플라스틱스, 인코포레이티드 연마 입자들 및 그 형성 방법
US11230653B2 (en) 2016-09-29 2022-01-25 Saint-Gobain Abrasives, Inc. Fixed abrasive articles and methods of forming same
US10759024B2 (en) 2017-01-31 2020-09-01 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
US10563105B2 (en) 2017-01-31 2020-02-18 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
EP3642293A4 (fr) 2017-06-21 2021-03-17 Saint-Gobain Ceramics&Plastics, Inc. Matériaux particulaires et leurs procédés de formation
CN114867582A (zh) 2019-12-27 2022-08-05 圣戈本陶瓷及塑料股份有限公司 磨料制品及其形成方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3007807A (en) * 1958-03-25 1961-11-07 Audio Devices Inc Magnetic recording
US3144353A (en) * 1963-03-08 1964-08-11 Ampex Polyolefin coated with thermoset coating used in magnetic recording media
JPS5515771B1 (fr) * 1967-01-12 1980-04-25
US3831857A (en) * 1973-06-08 1974-08-27 Norton Co Aspirating nozzle with quick change liner
US3865741A (en) * 1973-11-07 1975-02-11 Memorex Corp Process for producing magnetic tape coating
JPS5843815B2 (ja) * 1975-10-23 1983-09-29 富士写真フイルム株式会社 ジキキロクテ−プ
JPS5613525A (en) * 1979-07-16 1981-02-09 Tdk Corp Magnetic recording medium
JPS5724027A (en) * 1980-07-16 1982-02-08 Tdk Corp Magnetic recording medium
US4451532A (en) * 1981-05-29 1984-05-29 International Business Machines Corporation Magnetic recording composition employing mono-dispersed spherical load-bearing particles

Also Published As

Publication number Publication date
GB2137532B (en) 1986-04-16
DE3412505C2 (de) 1994-03-03
CA1210501A (fr) 1986-08-26
JPH0542056B2 (fr) 1993-06-25
US4469758A (en) 1984-09-04
JPS60618A (ja) 1985-01-05
KR840008517A (ko) 1984-12-15
GB8407980D0 (en) 1984-05-10
IE55195B1 (en) 1990-06-20
DE3412505A1 (de) 1984-10-04
GB2137532A (en) 1984-10-10
IE840824L (en) 1984-10-04
FR2549993A1 (fr) 1985-02-01

Similar Documents

Publication Publication Date Title
FR2549993B1 (fr) Support d'enregistrement magnetique comportant un revetement comprenant du titanate d'aluminium
FR2510291B1 (fr) Support d'enregistrement magnetique
FR2532074B1 (fr) Support d'enregistrement
FR2517862B1 (fr) Cassette de disquette comportant un obturateur pour l'evidement d'acces de la tete de lecture-ecriture
DE3462190D1 (en) Lubricant film coated magnetic disks
DE3476596D1 (en) Thin film magnetic recording media
BE887958A (fr) Support d'enregistrement
DE3275036D1 (en) Magnetic recording medium
DE3275959D1 (en) Magnetic recording medium
EP0203002A3 (en) Longitudinal magnetic coated recording medium
FR2571533B1 (fr) Support d'enregistrement magnetique
DE3277996D1 (en) Magnetic recording medium
FR2549630B1 (fr) Support d'enregistrement optico-magnetique
FR2547445B1 (fr) Support d'enregistrement magneto-optique
FR2517099B1 (fr) Support d'enregistrement magnetique
GB2114990B (en) Magnetic coating for recording media
GB2096018B (en) Magnetic recording medium
FR2546019B1 (fr) Support d'enregistrement rotatif
FR2506055B1 (fr) Support d'enregistrement rotatif
FR2538594B1 (fr) Perfectionnements aux supports d'enregistrement magnetiques
FR2543725B1 (fr) Support d'enregistrement magneto-optique
FR2538593B1 (fr) Support d'enregistrement magnetique
JPS57200935A (en) Magnetic recording medium
FR2536567B1 (fr) Support d'enregistrement magnetique comportant une couche magnetique realise sur un support non magnetique
DE3276550D1 (en) Magnetic recording medium

Legal Events

Date Code Title Description
ST Notification of lapse