KR890004261B1 - 광 디스크 - Google Patents

광 디스크 Download PDF

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Publication number
KR890004261B1
KR890004261B1 KR1019850007335A KR850007335A KR890004261B1 KR 890004261 B1 KR890004261 B1 KR 890004261B1 KR 1019850007335 A KR1019850007335 A KR 1019850007335A KR 850007335 A KR850007335 A KR 850007335A KR 890004261 B1 KR890004261 B1 KR 890004261B1
Authority
KR
South Korea
Prior art keywords
substrate
acid
polymer
optical disc
unit
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
KR1019850007335A
Other languages
English (en)
Korean (ko)
Other versions
KR860003591A (ko
Inventor
유끼오 이께나가
가쓰히꼬 다까하시
쓰네요시 오까다
겐지 히지가따
도시오 가노에
Original Assignee
폴리플라스틱스 가부시끼가이샤
고니시 히꼬이찌
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 폴리플라스틱스 가부시끼가이샤, 고니시 히꼬이찌 filed Critical 폴리플라스틱스 가부시끼가이샤
Publication of KR860003591A publication Critical patent/KR860003591A/ko
Application granted granted Critical
Publication of KR890004261B1 publication Critical patent/KR890004261B1/ko
Expired legal-status Critical Current

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    • 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
    • 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
    • G11B7/241—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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
    • 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]
    • 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
    • G11B7/2535—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 polyesters, e.g. PET, PETG or PEN
    • 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
    • G11B7/2536—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 polystyrene [PS]
    • 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
    • G11B7/258—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 reflective layers
    • G11B7/2585—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 reflective layers based on aluminium
    • 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
    • G11B7/258—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 reflective layers
    • G11B7/259—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 reflective layers based on silver
    • 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
    • G11B7/258—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 reflective layers
    • G11B7/2595—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 reflective layers based on gold
    • 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

  • Polyesters Or Polycarbonates (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
KR1019850007335A 1984-10-09 1985-10-05 광 디스크 Expired KR890004261B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP59210585A JPS6190343A (ja) 1984-10-09 1984-10-09 光ディスク
JP210585 1984-10-09

Publications (2)

Publication Number Publication Date
KR860003591A KR860003591A (ko) 1986-05-26
KR890004261B1 true KR890004261B1 (ko) 1989-10-28

Family

ID=16591752

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850007335A Expired KR890004261B1 (ko) 1984-10-09 1985-10-05 광 디스크

Country Status (7)

Country Link
US (1) US4719171A (enExample)
EP (1) EP0178836B1 (enExample)
JP (1) JPS6190343A (enExample)
KR (1) KR890004261B1 (enExample)
CA (1) CA1246739A (enExample)
DE (1) DE3582389D1 (enExample)
SG (1) SG129792G (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0765154B2 (ja) * 1985-09-02 1995-07-12 ポリプラスチックス株式会社 表面金属処理した樹脂成形品
FR2604552A1 (fr) * 1986-09-29 1988-04-01 Rhone Poulenc Chimie Substrat polymere rigide utilisable comme support d'enregistrement magnetique et le disque magnetique obtenu a partir de ce substrat
US5173347A (en) * 1986-09-29 1992-12-22 Daicel Chemical Industries, Ltd. Polycarbonate and optical disk therefrom
FR2604553A1 (fr) * 1986-09-29 1988-04-01 Rhone Poulenc Chimie Substrat polymere rigide pour disque optique et les disques optiques obtenus a partir dudit substrat
EP0302516B1 (en) * 1987-08-06 1993-12-15 Mitsubishi Rayon Co., Ltd. Optical article made of amorphous thermoplastic polyester resin
US5271985A (en) * 1987-08-28 1993-12-21 Toray Industries, Inc. Polyester film having specific surface properties
JPH0689224B2 (ja) * 1987-09-11 1994-11-09 ポリプラスチックス株式会社 低応力封止材
DE3817446A1 (de) * 1988-05-21 1989-11-23 Agfa Gevaert Ag Verfahren zur herstellung eines aufzeichnungstraegers
US5268414A (en) * 1988-09-12 1993-12-07 Polyplastics Co., Ltd. Liquid-crystal polyester resin composition which exhibits excellent high temperature stability
US4892912A (en) * 1988-11-08 1990-01-09 Idemitsu Petrochemical Co., Ltd. Process for producing aromatic polyester
JPH07111785B2 (ja) 1990-01-19 1995-11-29 富士通株式会社 光ディスク
JP3872829B2 (ja) * 1995-08-30 2007-01-24 株式会社東芝 着色薄膜パターンの製造方法
JP3635588B2 (ja) * 1995-09-19 2005-04-06 パイオニア株式会社 光ディスクの製造方法及び多層光ディスク
US6574075B2 (en) 1998-10-22 2003-06-03 World Properties, Inc. Liquid crystal polymer disk drive suspension assembly and method of manufacture thereof
US6356414B1 (en) 1998-10-22 2002-03-12 World Properties, Inc. Liquid crystal polymer disk drive suspension assembly
KR100755089B1 (ko) 1999-02-12 2007-09-03 제너럴 일렉트릭 캄파니 저장 매체, 기판 제조 방법, 데이터 검색 방법, 엠보싱 방법 및 데이터 저장 매체 형성 방법
US7179551B2 (en) 1999-02-12 2007-02-20 General Electric Company Poly(arylene ether) data storage media
JP3671126B2 (ja) * 1999-03-19 2005-07-13 Ｔｄｋ株式会社 光情報媒体およびその製造方法
US6436503B1 (en) 1999-09-08 2002-08-20 General Electric Company Data storage medium containing polyestercarbonate
US6944115B2 (en) 2000-09-29 2005-09-13 General Electric Company Colored data storage media
EP1427541B1 (en) * 2001-04-19 2010-11-17 SABIC Innovative Plastics IP B.V. Spin coating process
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
JP4860884B2 (ja) * 2002-03-11 2012-01-25 Ｔｄｋ株式会社 光情報媒体
US7036209B1 (en) * 2002-07-01 2006-05-02 Seagate Technology Llc Method of simultaneously forming magnetic transition patterns of a dual side recording medium

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7713710A (nl) * 1977-12-12 1979-06-14 Philips Nv Schijfvormige informatiedrager met afdeklagen.
JPS57186241A (en) * 1981-05-11 1982-11-16 Mitsui Toatsu Chem Inc Optical information recording disc
US4339375A (en) * 1981-06-04 1982-07-13 Celanese Corporation Poly(ester-amide) capable of forming an anisotropic melt phase derived from p-hydroxybenzoic acid, 2,6-dihydroxynaphthalene, carbocyclic dicarboxylic acid, aromatic monomer capable of forming an amide linkage, and, optionally, additional aromatic diol
JPS586536A (ja) * 1981-07-01 1983-01-14 Pioneer Electronic Corp 光学式デイスク
US4465767A (en) * 1981-11-27 1984-08-14 Ricoh Company, Ltd. Optical information recording medium

Also Published As

Publication number Publication date
CA1246739A (en) 1988-12-13
US4719171A (en) 1988-01-12
EP0178836A2 (en) 1986-04-23
KR860003591A (ko) 1986-05-26
EP0178836B1 (en) 1991-04-03
JPS6190343A (ja) 1986-05-08
SG129792G (en) 1993-06-11
JPH0375939B2 (enExample) 1991-12-03
EP0178836A3 (en) 1988-01-07
DE3582389D1 (de) 1991-05-08

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