TWI349691B - Optical disc - Google Patents

Optical disc

Info

Publication number
TWI349691B
TWI349691B TW093129245A TW93129245A TWI349691B TW I349691 B TWI349691 B TW I349691B TW 093129245 A TW093129245 A TW 093129245A TW 93129245 A TW93129245 A TW 93129245A TW I349691 B TWI349691 B TW I349691B
Authority
TW
Taiwan
Prior art keywords
reflective layer
substrate
curable composition
ultraviolet curable
optical disc
Prior art date
Application number
TW093129245A
Other languages
English (en)
Other versions
TW200517464A (en
Inventor
Koichi Fujii
Kazuo Murakami
Original Assignee
Dainippon Ink & Chemicals
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 Dainippon Ink & Chemicals filed Critical Dainippon Ink & Chemicals
Publication of TW200517464A publication Critical patent/TW200517464A/zh
Application granted granted Critical
Publication of TWI349691B publication Critical patent/TWI349691B/zh

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
    • G11B7/254—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
    • G11B7/252—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
    • G11B7/253—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
    • G11B7/258—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
    • 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

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Optical Head (AREA)
  • Glass Compositions (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
TW093129245A 2003-09-30 2004-09-27 Optical disc TWI349691B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003340350 2003-09-30
JP2003424804 2003-12-22

Publications (2)

Publication Number Publication Date
TW200517464A TW200517464A (en) 2005-06-01
TWI349691B true TWI349691B (en) 2011-10-01

Family

ID=34395625

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093129245A TWI349691B (en) 2003-09-30 2004-09-27 Optical disc

Country Status (8)

Country Link
US (1) US7749587B2 (zh)
EP (1) EP1669989B1 (zh)
CN (1) CN1860536B (zh)
AT (1) ATE552591T1 (zh)
CA (1) CA2540441C (zh)
HK (1) HK1094082A1 (zh)
TW (1) TWI349691B (zh)
WO (1) WO2005031729A1 (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007136003A1 (ja) * 2006-05-24 2007-11-29 Dic Corporation 光ディスク及び光ディスク用紫外線硬化型組成物
US7976922B2 (en) * 2006-12-12 2011-07-12 Ricoh Company, Ltd. Optical recording medium
CN102446521A (zh) * 2011-12-27 2012-05-09 浙江华虹光电集团有限公司 数字多功能光盘及其制造方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2706708B2 (ja) * 1988-11-24 1998-01-28 旭化成工業株式会社 新規な光学記録材料
US5578415A (en) * 1988-09-12 1996-11-26 Asahi Kasei Kogyo Kabushiki Kaisha Optical recording materials, method for preparing the same and optical cards having the same
US5102709A (en) * 1989-04-27 1992-04-07 Canon Kabushiki Kaisha Optical recording medium and process for production thereof
JP2757217B2 (ja) 1989-10-20 1998-05-25 電気化学工業株式会社 接着剤組成物
US6071667A (en) * 1995-04-13 2000-06-06 Hitachi Chemical Co., Ltd. Photosensitive resin composition containing a photosensitive polyamide resin
JP2001207085A (ja) * 2000-01-28 2001-07-31 Dainippon Ink & Chem Inc 光記録媒体用紫外線硬化型保護膜組成物及び光記録媒体
JP2002146331A (ja) 2000-11-14 2002-05-22 Showa Denko Kk 接着剤組成物ならびに接着体および光ディスクの製造方法
JP4641628B2 (ja) 2001-01-23 2011-03-02 日本化薬株式会社 接着剤組成物、光ディスク用接着剤組成物及びその硬化物。
JP2002265886A (ja) * 2001-03-15 2002-09-18 Nippon Kayaku Co Ltd 光ディスク用接着剤組成物、硬化物および物品
JP2002285042A (ja) 2001-03-27 2002-10-03 Dainippon Ink & Chem Inc 光ディスク用紫外線硬化型組成物及び光ディスク
CN1199859C (zh) 2001-07-04 2005-05-04 川化集团有限责任公司 一种亚硫酸铵用抗氧化剂
JP4229613B2 (ja) 2002-01-09 2009-02-25 リンテック株式会社 光ディスク用保護フィルム及びそれを用いた光ディスク
JP4694756B2 (ja) 2002-01-25 2011-06-08 Ｄｉｃ株式会社 紫外線硬化型樹脂組成物及びこれを用いた光ディスク
JP4016669B2 (ja) 2002-02-19 2007-12-05 大日本インキ化学工業株式会社 紫外線硬化型樹脂組成物及びこれを用いた光ディスク
JP2003248972A (ja) * 2002-02-22 2003-09-05 Nagase Chemtex Corp 光ディスク用紫外線硬化樹脂組成物
US6925051B2 (en) * 2003-08-01 2005-08-02 General Electric Company Limited play data storage media and associated methods of manufacture

Also Published As

Publication number Publication date
CN1860536A (zh) 2006-11-08
ATE552591T1 (de) 2012-04-15
EP1669989B1 (en) 2012-04-04
EP1669989A4 (en) 2010-05-12
US7749587B2 (en) 2010-07-06
CA2540441A1 (en) 2005-04-07
CA2540441C (en) 2013-11-19
CN1860536B (zh) 2014-03-05
EP1669989A1 (en) 2006-06-14
WO2005031729A1 (ja) 2005-04-07
US20070036935A1 (en) 2007-02-15
TW200517464A (en) 2005-06-01
HK1094082A1 (en) 2007-03-16

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees