JPS5774829A - Magnetic recording medium - Google Patents

Magnetic recording medium

Info

Publication number
JPS5774829A
JPS5774829A JP55150549A JP15054980A JPS5774829A JP S5774829 A JPS5774829 A JP S5774829A JP 55150549 A JP55150549 A JP 55150549A JP 15054980 A JP15054980 A JP 15054980A JP S5774829 A JPS5774829 A JP S5774829A
Authority
JP
Japan
Prior art keywords
bonding agent
vinyl chloride
recording medium
magnetic
vinyl
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.)
Pending
Application number
JP55150549A
Other languages
English (en)
Inventor
Takeo Komine
Kazuhiko Morita
Nobuo Tsuji
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film Co Ltd
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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Priority to JP55150549A priority Critical patent/JPS5774829A/ja
Priority to US06/315,555 priority patent/US4454202A/en
Publication of JPS5774829A publication Critical patent/JPS5774829A/ja
Pending 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
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04—Polyurethanes
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31511—Of epoxy ether
    • 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.]
    • 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.]
    • Y10T428/31565—Next to polyester [polyethylene terephthalate, etc.]
    • 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]
    • Y10T428/31786—Of polyester [e.g., alkyd, etc.]
    • 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]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/31935—Ester, halide or nitrile of addition polymer

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)
JP55150549A 1980-10-27 1980-10-27 Magnetic recording medium Pending JPS5774829A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP55150549A JPS5774829A (en) 1980-10-27 1980-10-27 Magnetic recording medium
US06/315,555 US4454202A (en) 1980-10-27 1981-10-27 Magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55150549A JPS5774829A (en) 1980-10-27 1980-10-27 Magnetic recording medium

Publications (1)

Publication Number Publication Date
JPS5774829A true JPS5774829A (en) 1982-05-11

Family

ID=15499296

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55150549A Pending JPS5774829A (en) 1980-10-27 1980-10-27 Magnetic recording medium

Country Status (2)

Country Link
US (1) US4454202A (ja)
JP (1) JPS5774829A (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58222433A (ja) * 1982-06-17 1983-12-24 Fuji Photo Film Co Ltd 磁気記録媒体
US4550054A (en) * 1982-10-29 1985-10-29 Konishiroku Photo Industry Co., Ltd. Magnetic recording medium
JPS6055513A (ja) * 1983-09-05 1985-03-30 Fuji Photo Film Co Ltd 磁気記録媒体
JPS6055511A (ja) * 1983-09-06 1985-03-30 Toshiba Corp 磁気記録媒体
DE3332564A1 (de) * 1983-09-09 1985-03-28 Basf Ag, 6700 Ludwigshafen Magnetische aufzeichnungstraeger
DE3332504A1 (de) * 1983-09-09 1985-03-28 Basf Ag, 6700 Ludwigshafen Magnetische aufzeichnungstraeger
US5596098A (en) * 1993-02-19 1997-01-21 University Of Alabama Amino-quinones, and their use in providing corrosion resistance to metals
US5475066A (en) * 1993-02-19 1995-12-12 The University Of Alablama Reactive amino-quinones, copolymers thereof and corrosion resistant information storage devices
US5686136A (en) * 1993-02-19 1997-11-11 University Of Alabama Amino-quinones, and their use in providing corrosion resistance to metals
US5666712A (en) * 1995-07-14 1997-09-16 Advanced Design & Research Corp. Method of making designs using magnetic materials

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3320090A (en) * 1964-07-30 1967-05-16 Ampex Phenoxy-polyurethane magnetic tape binder
JPS5124242B1 (ja) * 1971-04-15 1976-07-22
US3911196A (en) * 1974-09-30 1975-10-07 Ampex Magnetic tape binder system
JPS545705A (en) * 1977-06-16 1979-01-17 Fuji Photo Film Co Ltd Double layer magnetic recording medium
JPS5567939A (en) * 1978-11-13 1980-05-22 Tdk Corp Magnetic recording medium
JPS5570936A (en) * 1978-11-24 1980-05-28 Tdk Corp Magnetic recording media
JPS5570937A (en) * 1978-11-24 1980-05-28 Tdk Corp Magnetic recording media
JPS5845085B2 (ja) * 1979-05-18 1983-10-07 ティーディーケイ株式会社 磁気記録媒体
JPS57113420A (en) * 1980-12-29 1982-07-14 Sony Corp Magnetic recording medium

Also Published As

Publication number Publication date
US4454202A (en) 1984-06-12

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