CA1028785A - Coating compositions using benzophenone oxime blocked urethane pre-polymers - Google Patents

Coating compositions using benzophenone oxime blocked urethane pre-polymers

Info

Publication number
CA1028785A
CA1028785A CA168,480A CA168480A CA1028785A CA 1028785 A CA1028785 A CA 1028785A CA 168480 A CA168480 A CA 168480A CA 1028785 A CA1028785 A CA 1028785A
Authority
CA
Canada
Prior art keywords
polymers
coating compositions
benzophenone oxime
blocked urethane
urethane pre
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
CA168,480A
Other languages
French (fr)
Other versions
CA168480S (en
Inventor
John Fech (Jr.)
Aaron W. Levine
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.)
RCA Corp
Original Assignee
RCA Corp
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 RCA Corp filed Critical RCA Corp
Application granted granted Critical
Publication of CA1028785A publication Critical patent/CA1028785A/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
    • 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
    • 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
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • 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

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)
CA168,480A 1972-05-01 1973-04-11 Coating compositions using benzophenone oxime blocked urethane pre-polymers Expired CA1028785A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24923372A 1972-05-01 1972-05-01

Publications (1)

Publication Number Publication Date
CA1028785A true CA1028785A (en) 1978-03-28

Family

ID=22942595

Family Applications (1)

Application Number Title Priority Date Filing Date
CA168,480A Expired CA1028785A (en) 1972-05-01 1973-04-11 Coating compositions using benzophenone oxime blocked urethane pre-polymers

Country Status (4)

Country Link
JP (1) JPS4941428A (en)
CA (1) CA1028785A (en)
DE (1) DE2320928A1 (en)
GB (1) GB1414847A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2741341B2 (en) * 1977-09-14 1980-02-14 Basf Ag, 6700 Ludwigshafen Process for the production of magnetic recording media
DE2814079A1 (en) 1978-04-01 1979-10-11 Bayer Ag COATING DIMENSIONS
US4410440A (en) * 1982-02-26 1983-10-18 International Business Machines Corporation Polyurethane magnetic disk coatings
GB2151643B (en) * 1983-12-22 1987-02-11 Bostik Ltd Heat curable compositions

Also Published As

Publication number Publication date
JPS4941428A (en) 1974-04-18
GB1414847A (en) 1975-11-19
DE2320928A1 (en) 1973-11-15

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