FR2292301A1 - MAGNETIC TAPE RECORDING SUPPORT WITH INCREASED ABRASION RESISTANCE - Google Patents

MAGNETIC TAPE RECORDING SUPPORT WITH INCREASED ABRASION RESISTANCE

Info

Publication number
FR2292301A1
FR2292301A1 FR7535673A FR7535673A FR2292301A1 FR 2292301 A1 FR2292301 A1 FR 2292301A1 FR 7535673 A FR7535673 A FR 7535673A FR 7535673 A FR7535673 A FR 7535673A FR 2292301 A1 FR2292301 A1 FR 2292301A1
Authority
FR
France
Prior art keywords
magnetic tape
abrasion resistance
tape recording
recording support
increased abrasion
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.)
Granted
Application number
FR7535673A
Other languages
French (fr)
Other versions
FR2292301B3 (en
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.)
BASF SE
Original Assignee
BASF SE
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
Priority claimed from DE19742455288 external-priority patent/DE2455288C3/en
Application filed by BASF SE filed Critical BASF SE
Publication of FR2292301A1 publication Critical patent/FR2292301A1/en
Application granted granted Critical
Publication of FR2292301B3 publication Critical patent/FR2292301B3/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/302—Polyurethanes or polythiourethanes; Polyurea or polythiourea
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/10—Esters; Ether-esters
    • C08K5/101—Esters; Ether-esters of monocarboxylic acids
    • 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
    • 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
    • G11B5/7022—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 containing mixtures of polyurethanes or polyisocyanates with other polymers
    • 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
    • G11B5/71—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 lubricant

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
FR7535673A 1974-11-22 1975-11-21 MAGNETIC TAPE RECORDING SUPPORT WITH INCREASED ABRASION RESISTANCE Granted FR2292301A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742455288 DE2455288C3 (en) 1974-11-22 Layered magnetogram carrier with improved abrasion resistance

Publications (2)

Publication Number Publication Date
FR2292301A1 true FR2292301A1 (en) 1976-06-18
FR2292301B3 FR2292301B3 (en) 1978-08-25

Family

ID=5931467

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7535673A Granted FR2292301A1 (en) 1974-11-22 1975-11-21 MAGNETIC TAPE RECORDING SUPPORT WITH INCREASED ABRASION RESISTANCE

Country Status (4)

Country Link
FR (1) FR2292301A1 (en)
GB (1) GB1528787A (en)
IT (1) IT1052364B (en)
NL (1) NL181893C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2393392A1 (en) * 1977-06-01 1978-12-29 Sony Corp MAGNETIC RECORDING SUPPORT
FR2585497A1 (en) * 1985-07-26 1987-01-30 Toyo Boseki PRODUCT COMPRISING A MAGNETIC RECORDING MEDIUM

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4343839A (en) * 1980-12-15 1982-08-10 Ashland Oil, Inc. Vapor permeation curable polyester resin coating compositions for flexible substrates

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2393392A1 (en) * 1977-06-01 1978-12-29 Sony Corp MAGNETIC RECORDING SUPPORT
FR2585497A1 (en) * 1985-07-26 1987-01-30 Toyo Boseki PRODUCT COMPRISING A MAGNETIC RECORDING MEDIUM

Also Published As

Publication number Publication date
NL7513465A (en) 1976-05-25
DE2455288A1 (en) 1976-06-24
GB1528787A (en) 1978-10-18
DE2455288B2 (en) 1977-05-18
IT1052364B (en) 1981-06-20
FR2292301B3 (en) 1978-08-25
NL181893C (en) 1987-11-16
NL181893B (en) 1987-06-16

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