BE766904A - MAGNETIC RECORDING MATERIAL - Google Patents

MAGNETIC RECORDING MATERIAL

Info

Publication number
BE766904A
BE766904A BE766904A BE766904A BE766904A BE 766904 A BE766904 A BE 766904A BE 766904 A BE766904 A BE 766904A BE 766904 A BE766904 A BE 766904A BE 766904 A BE766904 A BE 766904A
Authority
BE
Belgium
Prior art keywords
magnetic recording
recording material
magnetic
recording
Prior art date
Application number
BE766904A
Other languages
Dutch (nl)
Inventor
Ag. Agfa-Gevaert
Original Assignee
Agfa Gevaert Nv
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 Agfa Gevaert Nv filed Critical Agfa Gevaert Nv
Publication of BE766904A publication Critical patent/BE766904A/en

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
    • G11B5/702—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 bonding agent
    • G11B5/7021—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 bonding agent containing a polyurethane or a polyisocyanate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/71—Monoisocyanates or monoisothiocyanates
    • C08G18/711—Monoisocyanates or monoisothiocyanates containing oxygen in addition to isocyanate oxygen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
BE766904A 1970-05-12 1971-05-10 MAGNETIC RECORDING MATERIAL BE766904A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702023072 DE2023072A1 (en) 1970-05-12 1970-05-12 Magnetic recording medium

Publications (1)

Publication Number Publication Date
BE766904A true BE766904A (en) 1971-11-10

Family

ID=5770849

Family Applications (1)

Application Number Title Priority Date Filing Date
BE766904A BE766904A (en) 1970-05-12 1971-05-10 MAGNETIC RECORDING MATERIAL

Country Status (4)

Country Link
BE (1) BE766904A (en)
DE (1) DE2023072A1 (en)
FR (1) FR2091526A5 (en)
GB (1) GB1347269A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5128223B2 (en) * 1972-04-24 1976-08-18
JPS5677926A (en) * 1979-11-28 1981-06-26 Tdk Corp Magnetic recording medium using cobalt adhesion type iron oxide
ATE5564T1 (en) * 1980-09-15 1983-12-15 Firma Carl Freudenberg WOUND DRESSING MADE OF HYDROPHOBIC FIBERS.

Also Published As

Publication number Publication date
GB1347269A (en) 1974-02-27
FR2091526A5 (en) 1972-01-14
DE2023072A1 (en) 1971-12-02

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