NL257041A - - Google Patents

Info

Publication number
NL257041A
NL257041A NL257041DA NL257041A NL 257041 A NL257041 A NL 257041A NL 257041D A NL257041D A NL 257041DA NL 257041 A NL257041 A NL 257041A
Authority
NL
Netherlands
Application number
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.)
Publication of NL257041A publication Critical patent/NL257041A/xx

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
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • G11B5/842—Coating a support with a liquid magnetic dispersion
    • G11B5/845—Coating a support with a liquid magnetic dispersion in a magnetic field
    • 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
    • G11B5/68—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
    • G11B5/706—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 composition of the magnetic material
    • G11B5/70626—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 composition of the magnetic material containing non-metallic substances
    • G11B5/70636—CrO2
    • 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
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/58—Processes of forming magnets

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
NL257041D 1959-10-22 NL257041A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US847974A US3080319A (en) 1959-10-22 1959-10-22 Magnetic recording members and their preparation

Publications (1)

Publication Number Publication Date
NL257041A true NL257041A (es)

Family

ID=25301998

Family Applications (1)

Application Number Title Priority Date Filing Date
NL257041D NL257041A (es) 1959-10-22

Country Status (5)

Country Link
US (1) US3080319A (es)
BE (1) BE596224A (es)
FR (1) FR1273085A (es)
GB (1) GB899483A (es)
NL (1) NL257041A (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3243260A (en) * 1961-06-12 1966-03-29 Matsushita Electric Ind Co Ltd Method for preparing cro2 of rutile type crystalline structure
DE1238072B (de) * 1964-02-14 1967-04-06 Agfa Ag Schichtfoermiger Magnetspeicher
US3419420A (en) * 1964-11-02 1968-12-31 Eastman Kodak Co Magnetic coating compositions
US3278263A (en) * 1964-11-27 1966-10-11 Du Pont Ferromagnetic chromium dioxide and preparation thereof
US3484286A (en) * 1966-12-05 1969-12-16 Reeves Ind Inc High temperature magnetic tape
US3510489A (en) * 1968-07-31 1970-05-05 Ibm Web fabrication process
US3867299A (en) * 1971-08-11 1975-02-18 Bethlehem Steel Corp Method of making synthetic resin composites with magnetic fillers
EP0043882A1 (en) * 1980-07-16 1982-01-20 Kodak-Pathe Magnetic recording element, process for making the same and its use in recording
US4547534A (en) * 1983-03-18 1985-10-15 Memorex Corporation Method to disperse fine solids without size reduction

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA577428A (en) * 1959-06-09 E.I. Du Pont De Nemours And Company Preparation of ferromagnetic chromium oxide
US2694656A (en) * 1947-07-25 1954-11-16 Armour Res Found Magnetic impulse record member, magnetic material, and method of making magnetic material
US2796359A (en) * 1952-07-05 1957-06-18 Audio Devices Inc Production of magnetic sound recording tape
US2849312A (en) * 1954-02-01 1958-08-26 Milton J Peterman Method of aligning magnetic particles in a non-magnetic matrix
US2937028A (en) * 1954-06-17 1960-05-17 Kane Corp Du Plastic belt for sound recording and reproducing
US2883301A (en) * 1955-08-17 1959-04-21 Celanese Corp Magnetic recording tape
US2900282A (en) * 1956-07-20 1959-08-18 Sperry Rand Corp Method of treating magnetic material and resulting articles
US2911317A (en) * 1957-08-19 1959-11-03 Minnesota Mining & Mfg Magnetic recording media
US2975484A (en) * 1959-09-02 1961-03-21 Du Pont Process for producing films

Also Published As

Publication number Publication date
US3080319A (en) 1963-03-05
BE596224A (fr) 1961-04-20
GB899483A (en) 1962-06-20
FR1273085A (fr) 1961-10-06

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