JPH0416253Y2 - - Google Patents

Info

Publication number
JPH0416253Y2
JPH0416253Y2 JP1985011997U JP1199785U JPH0416253Y2 JP H0416253 Y2 JPH0416253 Y2 JP H0416253Y2 JP 1985011997 U JP1985011997 U JP 1985011997U JP 1199785 U JP1199785 U JP 1199785U JP H0416253 Y2 JPH0416253 Y2 JP H0416253Y2
Authority
JP
Japan
Prior art keywords
information
recording medium
information recording
substrates
pair
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
JP1985011997U
Other languages
English (en)
Japanese (ja)
Other versions
JPS61130030U (en]
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 filed Critical
Priority to JP1985011997U priority Critical patent/JPH0416253Y2/ja
Publication of JPS61130030U publication Critical patent/JPS61130030U/ja
Priority to US07/097,324 priority patent/US4791044A/en
Application granted granted Critical
Publication of JPH0416253Y2 publication Critical patent/JPH0416253Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
    • G11B7/2533—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/24015—Air-sandwiched discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/24018—Laminated discs
    • G11B7/24024—Adhesion or bonding, e.g. specific adhesive layers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
    • G11B7/246—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing dyes
    • G11B7/247—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing dyes methine or polymethine dyes
    • G11B7/2472—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only containing dyes methine or polymethine dyes cyanine
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/256—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of layers improving adhesion between layers
    • 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
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/146—Laser beam

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
JP1985011997U 1985-01-30 1985-01-30 Expired JPH0416253Y2 (en])

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1985011997U JPH0416253Y2 (en]) 1985-01-30 1985-01-30
US07/097,324 US4791044A (en) 1985-01-30 1987-09-11 Disk type information recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985011997U JPH0416253Y2 (en]) 1985-01-30 1985-01-30

Publications (2)

Publication Number Publication Date
JPS61130030U JPS61130030U (en]) 1986-08-14
JPH0416253Y2 true JPH0416253Y2 (en]) 1992-04-13

Family

ID=11793224

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985011997U Expired JPH0416253Y2 (en]) 1985-01-30 1985-01-30

Country Status (2)

Country Link
US (1) US4791044A (en])
JP (1) JPH0416253Y2 (en])

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63167442A (ja) * 1986-12-29 1988-07-11 Mitsubishi Kasei Corp 光デイスク
US7181891B2 (en) * 2003-09-08 2007-02-27 Quiet Solution, Inc. Acoustical sound proofing material and methods for manufacturing same
US8495851B2 (en) 2004-09-10 2013-07-30 Serious Energy, Inc. Acoustical sound proofing material and methods for manufacturing same
US8029881B2 (en) 2005-11-04 2011-10-04 Serious Energy, Inc. Radio frequency wave reducing material and methods for manufacturing same
US8424251B2 (en) 2007-04-12 2013-04-23 Serious Energy, Inc. Sound Proofing material with improved damping and structural integrity
US8397864B2 (en) 2007-04-24 2013-03-19 Serious Energy, Inc. Acoustical sound proofing material with improved fire resistance and methods for manufacturing same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4331966A (en) * 1980-10-06 1982-05-25 Storage Technology Corporation Information storage device and method of forming same
US4449138A (en) * 1981-04-15 1984-05-15 Tokyo Shibaura Denki Kabushiki Kaisha Information recording medium
JPH0613238B2 (ja) * 1982-11-08 1994-02-23 株式会社リコー 光学的情報記録媒体
JPS61165840A (ja) * 1985-01-16 1986-07-26 Ricoh Co Ltd 情報記録媒体の封止方法

Also Published As

Publication number Publication date
US4791044A (en) 1988-12-13
JPS61130030U (en]) 1986-08-14

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