ATE85721T1 - Verfahren zur herstellung von schutzschichten auf optischen aufzeichnungsmedien. - Google Patents

Verfahren zur herstellung von schutzschichten auf optischen aufzeichnungsmedien.

Info

Publication number
ATE85721T1
ATE85721T1 AT88308122T AT88308122T ATE85721T1 AT E85721 T1 ATE85721 T1 AT E85721T1 AT 88308122 T AT88308122 T AT 88308122T AT 88308122 T AT88308122 T AT 88308122T AT E85721 T1 ATE85721 T1 AT E85721T1
Authority
AT
Austria
Prior art keywords
optical recording
protective film
recording media
protective coatings
ink
Prior art date
Application number
AT88308122T
Other languages
English (en)
Inventor
Nobuyuki Arakawa
Hirotsugu Suzuki
Tokihiro Nishihara
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of ATE85721T1 publication Critical patent/ATE85721T1/de

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
    • G11B7/257—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 having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording layers
    • G11B7/2572—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 having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording layers consisting essentially of organic materials
    • G11B7/2575—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 having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording layers consisting essentially of organic materials 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
    • G11B7/241—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
    • G11B7/254—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 protective topcoat layers
    • G11B7/2542—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 protective topcoat layers consisting essentially of organic 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
    • G11B7/241—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
    • G11B7/243—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 inorganic materials only, e.g. ablative layers
    • G11B2007/24302—Metals or metalloids
    • G11B2007/2431—Metals or metalloids group 13 elements (B, Al, Ga, In)
    • 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

Landscapes

  • Manufacturing Optical Record Carriers (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
AT88308122T 1987-09-03 1988-09-01 Verfahren zur herstellung von schutzschichten auf optischen aufzeichnungsmedien. ATE85721T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP62221082A JPS6464147A (en) 1987-09-03 1987-09-03 Formation of protective film of magnetic recording medium
EP88308122A EP0306316B1 (de) 1987-09-03 1988-09-01 Verfahren zur Herstellung von Schutzschichten auf optischen Aufzeichnungsmedien

Publications (1)

Publication Number Publication Date
ATE85721T1 true ATE85721T1 (de) 1993-02-15

Family

ID=16761206

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88308122T ATE85721T1 (de) 1987-09-03 1988-09-01 Verfahren zur herstellung von schutzschichten auf optischen aufzeichnungsmedien.

Country Status (5)

Country Link
US (1) US4931313A (de)
EP (1) EP0306316B1 (de)
JP (1) JPS6464147A (de)
AT (1) ATE85721T1 (de)
DE (1) DE3878353T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0443522B1 (de) * 1990-02-22 1996-10-30 Sony Corporation Optischer Informationsaufzeichnungsträger
US5234717A (en) * 1990-06-14 1993-08-10 Nippon Sheet Glass Co., Ltd. Process for producing a minute-patterned substrate
US5312663A (en) * 1991-12-27 1994-05-17 Eastman Kodak Company Optical element having durability enhancing layer
US5482736A (en) * 1994-08-04 1996-01-09 Amkor Electronics, Inc. Method for applying flux to ball grid array package
AU5810196A (en) * 1995-07-21 1997-02-18 Bod Berlin Optical Disc Gmbh Method of producing an information-bearing disc which can be scanned by a laser beam, and disc produced thereby
US5940362A (en) * 1996-08-19 1999-08-17 Sensormatic Electronics Corporation Disc device having a magnetic layer overweighing the information signal pattern for electronic article surveillance
CN1191578C (zh) * 1999-05-17 2005-03-02 索尼株式会社 盘状多层记录媒体及其制造方法
US6709267B1 (en) * 2002-12-27 2004-03-23 Asm America, Inc. Substrate holder with deep annular groove to prevent edge heat loss

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2653831C2 (de) * 1976-11-26 1982-09-09 Polygram Gmbh, 2000 Hamburg Plattenförmiger Informationsträger
US4479432A (en) * 1980-05-15 1984-10-30 Toppan Printing Co., Ltd. Thick film printing method
JPS58137146A (ja) * 1982-02-05 1983-08-15 Matsushita Electric Ind Co Ltd 光学式記録再生円盤
DE3425606A1 (de) * 1984-07-12 1985-02-14 Elring Dichtungswerke Gmbh, 7012 Fellbach Verfahren zum aufbringen einer beschichtungsmasse auf eine flachdichtung

Also Published As

Publication number Publication date
EP0306316B1 (de) 1993-02-10
DE3878353D1 (de) 1993-03-25
EP0306316A2 (de) 1989-03-08
US4931313A (en) 1990-06-05
JPS6464147A (en) 1989-03-10
EP0306316A3 (en) 1990-09-26
DE3878353T2 (de) 1993-07-29

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee