BE638467A - - Google Patents

Info

Publication number
BE638467A
BE638467A BE638467DA BE638467A BE 638467 A BE638467 A BE 638467A BE 638467D A BE638467D A BE 638467DA BE 638467 A BE638467 A BE 638467A
Authority
BE
Belgium
Application number
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.)
Publication date
Publication of BE638467A publication Critical patent/BE638467A/xx

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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/34—Carboxylic acids; Esters thereof with monohydroxyl compounds
    • C08G18/341—Dicarboxylic acids, esters of polycarboxylic acids containing two carboxylic acid groups
    • 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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/4236—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups
    • C08G18/4238—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups derived from dicarboxylic acids and dialcohols
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
    • C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08L27/08—Homopolymers or copolymers of vinylidene chloride
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/18—Homopolymers or copolymers of nitriles
    • C08L33/20—Homopolymers or copolymers of acrylonitrile
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04—Polyurethanes
    • C08L75/06—Polyurethanes from polyesters
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
    • Y10T428/31627—Next to aldehyde or ketone condensation product

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)
BE638467D 1962-10-15 BE638467A (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23075562 US3144352A (en) 1962-10-15 1962-10-15 Magnetic tape having a binder mixture of polyurethane resin and a copolymer of vinylidene chloride and acrylonitrile

Publications (1)

Publication Number Publication Date
BE638467A true BE638467A (sv) 1900-01-01

Family

ID=22866435

Family Applications (1)

Application Number Title Priority Date Filing Date
BE638467D BE638467A (sv) 1962-10-15

Country Status (4)

Country Link
US (1) US3144352A (sv)
BE (1) BE638467A (sv)
GB (1) GB977797A (sv)
NL (2) NL299258A (sv)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3395109A (en) * 1962-10-08 1968-07-30 Spalding A G & Bros Inc Golf ball cover composition comprising a blend of polyesterurethane elastomers
US3216846A (en) * 1963-01-21 1965-11-09 Gevaert Photo Prod Nv Process for producing a magnetic recording material
NL131590C (sv) * 1963-09-13 1900-01-01
NL134708C (sv) * 1963-11-07
GB1058426A (en) * 1964-08-24 1967-02-08 Agfa Gevaert Nv Process for the manufacture of magnetizable recording layers
US3492235A (en) * 1964-12-30 1970-01-27 Sony Corp Magnetic recording medium and method of making same
GB1153316A (en) * 1966-08-30 1969-05-29 Agfa Gevaert Nv Improved Magnetic Recording Material
US3490945A (en) * 1966-11-15 1970-01-20 Rca Corp Magnetic recording element and method for preparing same
US3526598A (en) * 1968-05-02 1970-09-01 Bell & Howell Co Manufacture of magnetic recording media
US3775108A (en) * 1968-06-14 1973-11-27 Ricoh Kk Copying material for use in electrophotography
US3650828A (en) * 1969-09-04 1972-03-21 Karex Inc Magnetic coating formulation for recording tape
BE791618A (fr) * 1971-11-20 1973-05-21 Basf Ag Support d'enregistrement a couche magnetique et procede pour safabrication
US3879330A (en) * 1972-03-17 1975-04-22 Union Carbide Corp Food wrap having low oxygen permeability and desirable elastic properties
DE2255802C3 (de) * 1972-11-15 1981-10-15 Basf Ag, 6700 Ludwigshafen Schichtmagnetogrammträger
US3865741A (en) * 1973-11-07 1975-02-11 Memorex Corp Process for producing magnetic tape coating
US3894306A (en) * 1973-11-07 1975-07-15 Memorex Corp Magnetic recording medium
JPS5234923B2 (sv) * 1974-10-02 1977-09-06
DE2753694C3 (de) * 1977-12-02 1982-05-13 Basf Ag, 6700 Ludwigshafen Magnetische Aufzeichnungsträger mit Polyurethanelastomer-Bindemitteln in der Magnetschicht
JPS585453B2 (ja) * 1978-02-10 1983-01-31 日本ビクター株式会社 磁気記録媒体
EP0080205A3 (en) * 1981-11-24 1985-07-03 Hitachi Maxell Ltd. Magnetic recording medium
DE3151590A1 (de) 1981-12-28 1983-07-07 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung magnetischer aufzeichnungstraeger
DE3432016A1 (de) * 1984-08-31 1986-03-13 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von magnetischen aufzeichnungstraegern
US4597801A (en) * 1984-09-28 1986-07-01 Union Carbide Corporation Silane dispersing agent for magnetic media
DE3438092A1 (de) * 1984-10-18 1986-04-24 Basf Ag, 6700 Ludwigshafen Magnetische aufzeichnungstraeger
US4800229A (en) * 1986-03-27 1989-01-24 Diamond Shamrock Chemical Company Phosphated acrylates of alkoxylated alcohols
US4770952A (en) * 1986-03-27 1988-09-13 Diamond Shamrock Chemicals Company Magnetic recording media dispersants

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2454678A (en) * 1945-02-28 1948-11-23 Ici Ltd Mixture of a polyvinyl acetal with a diisocyanate-modified polyester or polyester-amide
US2606162A (en) * 1948-01-30 1952-08-05 Ici Ltd Compositions comprising polyisocyanate modified polyesters and vinyl chloride polymers
DE814225C (de) * 1948-11-30 1951-09-20 Bayer Ag Tontraeger
US2978414A (en) * 1951-04-09 1961-04-04 Agfa Ag Magnetic impulse record carrier
US2806836A (en) * 1952-10-14 1957-09-17 Bayer Ag Diisocyanate modified polyester copolymer and process of making same
US2882260A (en) * 1954-12-18 1959-04-14 Bayer Ag Crosslinked polymers of ethylenically unsaturated blocked isocyanates
US2888433A (en) * 1955-09-26 1959-05-26 Armstrong Cork Co Binder of dhsocyanate modified unsaturated polyester and vinyl chloride polymer and method of preparing same
US2989415A (en) * 1957-12-19 1961-06-20 Ibm Magnetic recording medium and method of making the same
US3049442A (en) * 1959-09-03 1962-08-14 Ibm Process for manufacturing cured magnetic tapes utilizing an isocyanate accelerator

Also Published As

Publication number Publication date
US3144352A (en) 1964-08-11
GB977797A (en) 1964-12-16
NL299258A (sv) 1900-01-01
NL126092C (sv) 1900-01-01

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