DE69526066D1 - Optisches aufzeichnungsmedium und verfahren zu dessen herstellung - Google Patents

Optisches aufzeichnungsmedium und verfahren zu dessen herstellung

Info

Publication number
DE69526066D1
DE69526066D1 DE69526066T DE69526066T DE69526066D1 DE 69526066 D1 DE69526066 D1 DE 69526066D1 DE 69526066 T DE69526066 T DE 69526066T DE 69526066 T DE69526066 T DE 69526066T DE 69526066 D1 DE69526066 D1 DE 69526066D1
Authority
DE
Germany
Prior art keywords
information
dye
recording medium
substrate
medium
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 - Lifetime
Application number
DE69526066T
Other languages
English (en)
Other versions
DE69526066T2 (de
Inventor
Kazumi Sawada
Yoshihiro Shigemori
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.)
Sony Music Solutions Inc
Original Assignee
Sony Disc Technology Inc
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 Disc Technology Inc filed Critical Sony Disc Technology Inc
Publication of DE69526066D1 publication Critical patent/DE69526066D1/de
Application granted granted Critical
Publication of DE69526066T2 publication Critical patent/DE69526066T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/38—Visual features other than those contained in record tracks or represented by sprocket holes the visual signals being auxiliary signals
    • G11B23/40—Identifying or analogous means applied to or incorporated in the record carrier and not intended for visual display simultaneously with the playing-back of the record carrier, e.g. label, leader, photograph
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0013—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor using fillers dispersed in the moulding material, e.g. metal particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D17/00—Producing carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records; Producing record discs from master stencils
    • B29D17/005—Producing optically read record carriers, e.g. optical 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
    • G11B7/241—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
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
    • B29K2995/002—Coloured
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2017/00—Carriers for sound or information
    • B29L2017/001—Carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records
    • B29L2017/003—Records or 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
    • 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
    • G11B7/2534—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 polycarbonates [PC]
    • 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
    • Y10S428/913—Material designed to be responsive to temperature, light, moisture
    • 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
    • Y10T428/21—Circular sheet or circular blank
DE69526066T 1994-10-27 1995-10-25 Optisches aufzeichnungsmedium und verfahren zu dessen herstellung Expired - Lifetime DE69526066T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP6264282A JPH08124212A (ja) 1994-10-27 1994-10-27 光学的情報記録媒体及びその製造方法
PCT/JP1995/002190 WO1996013834A1 (fr) 1994-10-27 1995-10-25 Support d'enregistrement d'informations optiques et son procede de fabrication

Publications (2)

Publication Number Publication Date
DE69526066D1 true DE69526066D1 (de) 2002-05-02
DE69526066T2 DE69526066T2 (de) 2002-10-31

Family

ID=17401008

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69526066T Expired - Lifetime DE69526066T2 (de) 1994-10-27 1995-10-25 Optisches aufzeichnungsmedium und verfahren zu dessen herstellung

Country Status (13)

Country Link
US (1) US5840395A (de)
EP (1) EP0737965B1 (de)
JP (1) JPH08124212A (de)
KR (1) KR100387063B1 (de)
CN (1) CN1097259C (de)
AT (1) ATE215257T1 (de)
AU (1) AU710022B2 (de)
DE (1) DE69526066T2 (de)
DK (1) DK0737965T3 (de)
ES (1) ES2171197T3 (de)
MX (1) MX9602322A (de)
MY (1) MY116381A (de)
WO (1) WO1996013834A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW526229B (en) 2000-04-28 2003-04-01 Teijin Chemicals Ltd The pigment masterbatch pellet the full-painted pellet for the molding optical products, the method for preparation thereof and the painted compact disk substrate
US6944115B2 (en) * 2000-09-29 2005-09-13 General Electric Company Colored data storage media
US6733950B2 (en) 2001-03-14 2004-05-11 General Electric Company Limited play data storage media and method for limiting access to data thereon
JP2002322290A (ja) * 2001-04-26 2002-11-08 Teijin Chem Ltd 光学成形品用着色マスターペレットおよび着色された光ディスク基板
US6475588B1 (en) * 2001-08-07 2002-11-05 General Electric Company Colored digital versatile disks
US6475589B1 (en) 2001-12-17 2002-11-05 General Electric Company Colored optical discs and methods for making the same
US7087282B2 (en) 2003-07-15 2006-08-08 General Electric Company Limited play optical storage medium, method for making the same
US7202292B2 (en) 2003-07-15 2007-04-10 General Electric Company Colored polymeric resin composition with 1,8-diaminoanthraquinone derivative, article made therefrom, and method for making the same
WO2005010877A1 (en) * 2003-07-29 2005-02-03 Koninklijke Philips Electronics N.V. Content information layer for an optical record carrier
DE10344384B4 (de) * 2003-09-23 2008-07-10 Bundesdruckerei Gmbh Verfahren zur Überprüfung eines Authentifizierungsmerkmals eines rotierenden optischen Datenträgers und digitaler Datenträger
US7157129B2 (en) * 2003-10-24 2007-01-02 General Electric Company Method for making highly colored DVDs
US6977107B1 (en) * 2004-07-14 2005-12-20 Tdk Corporation Optical recording medium and method for making the same
KR20080078649A (ko) * 2005-11-30 2008-08-27 후지필름 가부시키가이샤 광 정보기록매체, 광 정보기록매체의 제조방법, 가시정보기록방법, 혼합물의 이용방법 및 혼합물
JP2009048711A (ja) * 2007-08-21 2009-03-05 Ricoh Co Ltd 光記録媒体の製造方法及び光記録媒体

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59118132U (ja) * 1983-01-26 1984-08-09 ティーディーケイ株式会社 光デイスク
JPH07111785B2 (ja) * 1990-01-19 1995-11-29 富士通株式会社 光ディスク
WO1991013434A1 (en) * 1990-02-27 1991-09-05 Hoechst Celanese Corporation Process and solvent solution for coating a substrate with a naphthalocyanine chromophore
JPH04271031A (ja) * 1991-01-17 1992-09-28 Pioneer Electron Corp 光記録媒体

Also Published As

Publication number Publication date
MY116381A (en) 2004-01-31
US5840395A (en) 1998-11-24
AU710022B2 (en) 1999-09-09
AU3753595A (en) 1996-05-23
CN1097259C (zh) 2002-12-25
CN1137837A (zh) 1996-12-11
KR100387063B1 (ko) 2003-08-14
DK0737965T3 (da) 2002-06-17
WO1996013834A1 (fr) 1996-05-09
ES2171197T3 (es) 2002-09-01
ATE215257T1 (de) 2002-04-15
EP0737965B1 (de) 2002-03-27
KR970700355A (ko) 1997-01-08
MX9602322A (es) 1997-04-30
DE69526066T2 (de) 2002-10-31
EP0737965A1 (de) 1996-10-16
EP0737965A4 (de) 1997-10-22
JPH08124212A (ja) 1996-05-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SONY DISC & DIGITAL SOLUTIONS INC., YOKOHAMA, KANA

8327 Change in the person/name/address of the patent owner

Owner name: SONY DISC & DIGITAL SOLUTIONS INC., TOKIO/TOKYO, J