BE751612A - Support de magnetogramme a couche magnetique - Google Patents

Support de magnetogramme a couche magnetique

Info

Publication number
BE751612A
BE751612A BE751612DA BE751612A BE 751612 A BE751612 A BE 751612A BE 751612D A BE751612D A BE 751612DA BE 751612 A BE751612 A BE 751612A
Authority
BE
Belgium
Prior art keywords
magnetogram
holder
magnetic layer
magnetic
layer
Prior art date
Application number
Other languages
English (en)
Original Assignee
Basf Ag
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 Basf Ag filed Critical Basf Ag
Publication of BE751612A publication Critical patent/BE751612A/fr

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
    • G11B5/708—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
    • G11B5/7085—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 non-magnetic abrasive 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
    • 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
    • Y10T428/252—Glass or ceramic [i.e., fired or glazed clay, cement, etc.] [porcelain, quartz, 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
    • Y10T428/256—Heavy metal or aluminum or compound thereof
    • Y10T428/257—Iron oxide or aluminum oxide
BE751612D 1969-06-09 1970-06-08 Support de magnetogramme a couche magnetique BE751612A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1929171A DE1929171C3 (de) 1969-06-09 1969-06-09 Schichtmagnetogrammträger

Publications (1)

Publication Number Publication Date
BE751612A true BE751612A (fr) 1970-12-08

Family

ID=5736461

Family Applications (1)

Application Number Title Priority Date Filing Date
BE751612D BE751612A (fr) 1969-06-09 1970-06-08 Support de magnetogramme a couche magnetique

Country Status (7)

Country Link
US (1) US3687725A (fr)
JP (1) JPS4815003B1 (fr)
BE (1) BE751612A (fr)
DE (1) DE1929171C3 (fr)
FR (1) FR2050133A5 (fr)
GB (1) GB1306518A (fr)
NL (1) NL7008360A (fr)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4117190A (en) * 1967-10-11 1978-09-26 Fuji Photo Film Co., Ltd. Magnetic recording medium
US3860449A (en) * 1968-11-06 1975-01-14 Fuji Photo Film Co Ltd Low friction magnetic recording medium
JPS5522850B2 (fr) * 1971-11-16 1980-06-19
US3995089A (en) * 1972-06-13 1976-11-30 Badische Anilin- & Soda-Fabrik Aktiengesellschaft Magnetic recording media
USRE28866E (en) * 1972-09-18 1976-06-15 International Business Machines Corporation Magnetic recording coating
US3929658A (en) * 1972-11-02 1975-12-30 Du Pont Magnetic recording compositions and elements of low abrasiveness and process for making them
DE2255028A1 (de) * 1972-11-10 1974-06-12 Basf Ag Verfahren zur herstellung von magnetischen aufzeichnungsplatten
US3827699A (en) * 1972-12-07 1974-08-06 Mallory & Co Inc P R Head cleaner for cassette tapes
US4070522A (en) * 1973-04-20 1978-01-24 Fujitsu Limited Magnetic recording medium
FR2256493B1 (fr) * 1973-12-28 1979-04-06 Kodak Pathe
DE2512450C3 (de) * 1975-03-21 1981-11-12 Basf Ag, 6700 Ludwigshafen Schichtmagnetogrammträger
JPS5313907A (en) * 1976-07-26 1978-02-08 Fuji Photo Film Co Ltd Reader or trailer for magnetic tape
NL7704183A (nl) * 1977-04-18 1978-10-20 Philips Nv Magnetisch registreermedium waarin als disper- geermiddel een n-acylsarcosine derivaat wordt toegepast.
JPS53134404A (en) * 1977-12-19 1978-11-24 Torio Kk Spindle for automatic changer of record player
JPS54143608A (en) * 1978-04-29 1979-11-09 Victor Co Of Japan Ltd Magnetic recording medium
JPS583292B2 (ja) * 1978-10-12 1983-01-20 ティーディーケイ株式会社 磁気記録媒体用磁性塗料の製造法
JPS56143531A (en) * 1980-04-10 1981-11-09 Fuji Photo Film Co Ltd Magnetic recording medium
JPS576439A (en) * 1980-06-13 1982-01-13 Tdk Corp Magnetic recording medium
JPS57150132A (en) * 1981-03-09 1982-09-16 Fuji Photo Film Co Ltd Magnetic recording medium
JPS57162129A (en) * 1981-03-30 1982-10-05 Tdk Corp Magnetic recording medium and its manufacture
JPS57162127A (en) * 1981-03-31 1982-10-05 Fuji Photo Film Co Ltd Magnetic recording body
JPS57183628A (en) * 1981-05-07 1982-11-12 Fuji Photo Film Co Ltd Magnetic recording medium
JPS58203625A (ja) * 1982-05-24 1983-11-28 Toshiba Corp 磁気記録媒体
JPS595426A (ja) * 1982-06-30 1984-01-12 Fuji Photo Film Co Ltd 磁気記録体
US4547534A (en) * 1983-03-18 1985-10-15 Memorex Corporation Method to disperse fine solids without size reduction
JPS6180640A (ja) * 1984-09-28 1986-04-24 Canon Inc 光学的記録媒体
JPS61107537A (ja) * 1984-10-31 1986-05-26 Fuji Photo Film Co Ltd 磁気記録媒体
JPH0644346B2 (ja) * 1987-04-30 1994-06-08 富士写真フイルム株式会社 磁気記録媒体の製造方法
US7038884B1 (en) 2001-02-16 2006-05-02 Maxtor Corporation Flying-type disk drive slider with self-blending contact pad

Also Published As

Publication number Publication date
GB1306518A (en) 1973-02-14
DE1929171A1 (de) 1971-01-07
DE1929171C3 (de) 1979-06-07
DE1929171B2 (de) 1978-09-28
JPS4815003B1 (fr) 1973-05-11
NL7008360A (fr) 1970-12-11
FR2050133A5 (fr) 1971-03-26
US3687725A (en) 1972-08-29

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BADISCHE ANILIN- & SODAFABRIK A.G.

Effective date: 19860630