MX158193A - CURED MAGNETIC MEDIA WITH RADIATION AND PROCESS TO MAKE THEM - Google Patents

CURED MAGNETIC MEDIA WITH RADIATION AND PROCESS TO MAKE THEM

Info

Publication number
MX158193A
MX158193A MX18925381A MX18925381A MX158193A MX 158193 A MX158193 A MX 158193A MX 18925381 A MX18925381 A MX 18925381A MX 18925381 A MX18925381 A MX 18925381A MX 158193 A MX158193 A MX 158193A
Authority
MX
Mexico
Prior art keywords
radiation
make
magnetic media
cured magnetic
cured
Prior art date
Application number
MX18925381A
Other languages
Spanish (es)
Inventor
Hao-Jan-Chang
Akihiro A Nishimura
Original Assignee
Ampex
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 Ampex filed Critical Ampex
Publication of MX158193A publication Critical patent/MX158193A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F299/00—Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers
    • C08F299/02—Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers from unsaturated polycondensates
    • C08F299/022—Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers from unsaturated polycondensates from polycondensates with side or terminal unsaturations
    • 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
    • G11B5/702—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
    • G11B5/7023—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 polyesters, polyethers, silicones, polyvinyl resins, polyacrylresins or epoxy resins
    • 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
    • G11B5/7026—Radiation curable polymers

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)
  • Polymerisation Methods In General (AREA)
MX18925381A 1980-09-22 1981-09-22 CURED MAGNETIC MEDIA WITH RADIATION AND PROCESS TO MAKE THEM MX158193A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18997980A 1980-09-22 1980-09-22

Publications (1)

Publication Number Publication Date
MX158193A true MX158193A (en) 1989-01-16

Family

ID=22699560

Family Applications (1)

Application Number Title Priority Date Filing Date
MX18925381A MX158193A (en) 1980-09-22 1981-09-22 CURED MAGNETIC MEDIA WITH RADIATION AND PROCESS TO MAKE THEM

Country Status (11)

Country Link
EP (1) EP0060300A1 (en)
JP (1) JPS5786131A (en)
AU (1) AU546317B2 (en)
BR (1) BR8106017A (en)
CA (1) CA1167408A (en)
DE (1) DE3137691C2 (en)
FR (1) FR2491246A1 (en)
GB (1) GB2084589B (en)
IE (1) IE51908B1 (en)
MX (1) MX158193A (en)
WO (1) WO1982001099A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4408020A (en) * 1982-06-28 1983-10-04 The B. F. Goodrich Company Curable polyurethanes
JPS5979431A (en) * 1982-10-29 1984-05-08 Konishiroku Photo Ind Co Ltd Magnetic recording medium
EP0123081A3 (en) * 1983-03-09 1986-11-26 DeSOTO, INC. Coatings for magnetic recording structures and production thereof
US4507458A (en) * 1983-04-14 1985-03-26 Takeda Chemical Industries, Ltd. Urethane acrylate compositions
JPS6057531A (en) * 1983-09-07 1985-04-03 Kao Corp Magnetic recording medium
DE3332564A1 (en) * 1983-09-09 1985-03-28 Basf Ag, 6700 Ludwigshafen MAGNETIC RECORDING CARRIERS
DE3418482A1 (en) * 1984-05-18 1985-11-21 Basf Ag, 6700 Ludwigshafen MAGNETIC RECORDING CARRIERS
US4594262A (en) * 1984-07-05 1986-06-10 Minnesota Mining And Manufacturing Company Electron beam adhesion-promoting treatment of polyester film base
US4543268A (en) * 1984-07-05 1985-09-24 Minnesota Mining And Manufacturing Company Electron-beam adhesion-promoting treatment of polyester film base for magnetic recording media
JPH0610856B2 (en) * 1984-08-04 1994-02-09 ティーディーケイ株式会社 Magnetic recording medium
US5028683A (en) * 1988-04-22 1991-07-02 Minnesota Mining And Manufacturing Company Electron-beam curable polyurethane compositions; and method
US5281482A (en) * 1988-04-22 1994-01-25 Minnesota Mining And Manufacturing Company Magnetic recording medium comprising magnetic particles and an electron beam curable polyurethane binder having segments derived from a specified unsaturated diol

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB829512A (en) * 1957-01-31 1960-03-02 Dow Chemical Co Method for cross-linking vinyl chloride polymers
US3104983A (en) * 1959-08-26 1963-09-24 Ibm Method of curing magnetic tape binder comprising butadiene-acrylonitrile and phenolicresin with subatomic radiation
DE1240934B (en) * 1965-09-15 1967-05-24 Basf Ag Binder for ferromagnetic powder in the manufacture of magnetogram carriers
DE2100037C3 (en) * 1971-01-02 1980-06-19 Hartmann, Job-Werner, Dr., 6700 Ludwigshafen Process for the production of magnetic recording media
GB1431854A (en) * 1972-04-07 1976-04-14 Sony Corp Magnetic recording media and methods of making them
US4072592A (en) * 1974-05-20 1978-02-07 Mobil Oil Corporation Radiation curable coating
JPS5845474B2 (en) * 1974-05-20 1983-10-11 モビル オイル コ−ポレ−シヨン radiation curable paint
JPS5921909B2 (en) * 1974-10-31 1984-05-23 東レ株式会社 Radiation curable coating composition
US4152485A (en) * 1977-08-05 1979-05-01 Toyo Boseki Kabushiki Kaisha Magnetic recording medium
SE444991B (en) * 1978-05-01 1986-05-20 Minnesota Mining & Mfg PHOTOPOLYMERIZABLE COMPOSITION AND SUBSTRATE COATED WITH THE COMPOSITION
FR2456963A1 (en) * 1979-05-18 1980-12-12 Eastman Kodak Co PHOTOGRAPHIC PRODUCT HAVING A MAGNETIC RECORDING TRACK AND METHOD FOR THE PRODUCTION THEREOF
US4273633A (en) * 1979-06-11 1981-06-16 Union Carbide Corporation Radiation curable dispersions containing high molecular weight essentially nonpolymerizable vinyl resins
DE3029819C2 (en) * 1979-08-06 1989-08-10 Sony Corp MAGNETIC RECORDING MEDIUM
JPS5625230A (en) * 1979-08-06 1981-03-11 Sony Corp Magnetic recording medium
FR2463478B1 (en) * 1979-08-06 1986-07-18 Sony Corp MAGNETIC RECORDING ELEMENT

Also Published As

Publication number Publication date
FR2491246B1 (en) 1984-12-28
IE812187L (en) 1982-03-22
AU7554681A (en) 1982-04-01
WO1982001099A1 (en) 1982-04-01
EP0060300A1 (en) 1982-09-22
AU546317B2 (en) 1985-08-29
CA1167408A (en) 1984-05-15
DE3137691A1 (en) 1982-05-27
GB2084589A (en) 1982-04-15
DE3137691C2 (en) 1984-05-17
BR8106017A (en) 1982-06-08
FR2491246A1 (en) 1982-04-02
IE51908B1 (en) 1987-04-29
GB2084589B (en) 1984-08-22
JPS5786131A (en) 1982-05-29

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