FR1347399A - Magnetic recording equipment - Google Patents

Magnetic recording equipment

Info

Publication number
FR1347399A
FR1347399A FR922211A FR922211A FR1347399A FR 1347399 A FR1347399 A FR 1347399A FR 922211 A FR922211 A FR 922211A FR 922211 A FR922211 A FR 922211A FR 1347399 A FR1347399 A FR 1347399A
Authority
FR
France
Prior art keywords
magnetic recording
recording equipment
equipment
magnetic
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
Application number
FR922211A
Other languages
French (fr)
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.)
Gevaert Photo Producten NV
Original Assignee
Gevaert Photo Producten 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 Gevaert Photo Producten NV filed Critical Gevaert Photo Producten NV
Priority to FR922211A priority Critical patent/FR1347399A/en
Application granted granted Critical
Publication of FR1347399A publication Critical patent/FR1347399A/en
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
    • G11B5/68—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
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/80—Masked polyisocyanates
    • C08G18/8061—Masked polyisocyanates masked with compounds having only one group containing active hydrogen
    • C08G18/8064—Masked polyisocyanates masked with compounds having only one group containing active hydrogen with monohydroxy compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
FR922211A 1963-01-22 1963-01-22 Magnetic recording equipment Expired FR1347399A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR922211A FR1347399A (en) 1963-01-22 1963-01-22 Magnetic recording equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR922211A FR1347399A (en) 1963-01-22 1963-01-22 Magnetic recording equipment

Publications (1)

Publication Number Publication Date
FR1347399A true FR1347399A (en) 1963-12-27

Family

ID=8795235

Family Applications (1)

Application Number Title Priority Date Filing Date
FR922211A Expired FR1347399A (en) 1963-01-22 1963-01-22 Magnetic recording equipment

Country Status (1)

Country Link
FR (1) FR1347399A (en)

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