DE60000357D1 - Optische Platte und Verfahren zu ihrer Herstellung - Google Patents

Optische Platte und Verfahren zu ihrer Herstellung

Info

Publication number
DE60000357D1
DE60000357D1 DE60000357T DE60000357T DE60000357D1 DE 60000357 D1 DE60000357 D1 DE 60000357D1 DE 60000357 T DE60000357 T DE 60000357T DE 60000357 T DE60000357 T DE 60000357T DE 60000357 D1 DE60000357 D1 DE 60000357D1
Authority
DE
Germany
Prior art keywords
manufacture
optical disc
disc
optical
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 - Fee Related
Application number
DE60000357T
Other languages
English (en)
Other versions
DE60000357T2 (de
Inventor
Shozo Murata
Yukitoshi Tajima
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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
Priority claimed from JP25980699A external-priority patent/JP2001084652A/ja
Priority claimed from JP29873899A external-priority patent/JP4014341B2/ja
Priority claimed from JP29852699A external-priority patent/JP3378840B2/ja
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Application granted granted Critical
Publication of DE60000357D1 publication Critical patent/DE60000357D1/de
Publication of DE60000357T2 publication Critical patent/DE60000357T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • G11B7/263—Preparing and using a stamper, e.g. pressing or injection molding substrates
    • 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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/263—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
    • B29C45/2632—Stampers; Mountings thereof
    • 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
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • 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
    • G11B7/261—Preparing a master, e.g. exposing photoresist, electroforming
    • 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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/263—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
    • B29C45/2632—Stampers; Mountings thereof
    • B29C2045/2634—Stampers; Mountings thereof mounting layers between stamper and mould or on the rear surface of the stamper
    • B29C2045/2636—Stampers; Mountings thereof mounting layers between stamper and mould or on the rear surface of the stamper insulating 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
    • 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
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Packaging For Recording Disks (AREA)
DE60000357T 1999-02-09 2000-02-08 Optische Platte und Verfahren zu ihrer Herstellung Expired - Fee Related DE60000357T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP3172399 1999-02-09
JP19042399 1999-07-05
JP25980699A JP2001084652A (ja) 1999-09-14 1999-09-14 光ディスク成形用スタンパ、該スタンパの製造方法、該スタンパの製造装置、および該スタンパを用いた光ディスク基板の製造方法
JP29873899A JP4014341B2 (ja) 1999-10-20 1999-10-20 光ディスク基板成形用スタンパ
JP29852699A JP3378840B2 (ja) 1999-02-09 1999-10-20 光ディスク基板製造方法及び光ディスク製造方法

Publications (2)

Publication Number Publication Date
DE60000357D1 true DE60000357D1 (de) 2002-10-02
DE60000357T2 DE60000357T2 (de) 2003-04-03

Family

ID=27521364

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60000357T Expired - Fee Related DE60000357T2 (de) 1999-02-09 2000-02-08 Optische Platte und Verfahren zu ihrer Herstellung
DE60022203T Expired - Fee Related DE60022203T2 (de) 1999-02-09 2000-02-08 Matrize, Verfahren und Einspritzvorrichtung zum Formen einer optischen Platte

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE60022203T Expired - Fee Related DE60022203T2 (de) 1999-02-09 2000-02-08 Matrize, Verfahren und Einspritzvorrichtung zum Formen einer optischen Platte

Country Status (6)

Country Link
US (4) US6468618B1 (de)
EP (2) EP1211040B1 (de)
CN (2) CN1182524C (de)
DE (2) DE60000357T2 (de)
ES (2) ES2181615T3 (de)
TW (1) TW476958B (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW476958B (en) * 1999-02-09 2002-02-21 Ricoh Kk Optical disk and method of producing the same
US7164629B2 (en) * 2002-01-22 2007-01-16 Ricoh Company, Ltd. Method of controlling an optical disk apparatus
DE60334825D1 (de) * 2002-10-10 2010-12-16 Sony Corp Verfahren zur herstellung eines originals für optische datenträgerbenutzung und verfahren zur herstellung eines optischen datenträgers
US20040081069A1 (en) * 2002-10-17 2004-04-29 Hitachi Maxell, Ltd. Optical information-recording medium and method for producing the same
US7291004B2 (en) * 2002-12-31 2007-11-06 Industry-Academic Cooperation Foundation, Yonsei University Molding system having a micro heating element for molding a micro pattern structure
KR100587322B1 (ko) * 2003-01-14 2006-06-08 엘지전자 주식회사 고강성 광 디스크의 제조 방법
US7194750B2 (en) * 2003-01-28 2007-03-20 Ricoh Company, Ltd. Recording/reproducing apparatus and disk cartridge
EP1595255A4 (de) * 2003-02-13 2008-04-02 Doug Carson & Associates Inc Kennungs-tag zum verfolgen von schichten in einem mehrschichtigen optischen datenträger
JP2004288250A (ja) 2003-03-19 2004-10-14 Fuji Electric Holdings Co Ltd 磁気転写用マスタディスク及びその製造方法
US7407698B2 (en) * 2003-05-07 2008-08-05 Ricoh Company, Ltd. Flexible optical disk
JP4554330B2 (ja) * 2004-10-21 2010-09-29 株式会社リコー 高耐久性を有する断熱スタンパ構造
JP3971429B2 (ja) * 2005-03-25 2007-09-05 Ｔｄｋ株式会社 光ディスクの製造装置及び製造方法
JP4750681B2 (ja) * 2006-12-07 2011-08-17 住友重機械工業株式会社 断熱金型、金型部品、成形機及び断熱金型の製造方法
JP5262117B2 (ja) * 2007-04-11 2013-08-14 株式会社リコー スピンコート装置及びその温度制御方法、並びに光ディスク製造装置及び光ディスク製造方法
US7656493B2 (en) * 2007-07-31 2010-02-02 Arthur Alan R Pixel well electrodes
JP5211597B2 (ja) * 2007-09-13 2013-06-12 株式会社リコー 断熱構造を有するスタンパの製造方法
US8293455B2 (en) * 2008-01-30 2012-10-23 Hewlett-Packard Development Company, L.P. Mandrel
JP2009277335A (ja) * 2008-04-18 2009-11-26 Fujifilm Corp スタンパの製造方法およびスタンパを用いた光情報記録媒体の製造方法
CN102112280B (zh) * 2008-08-07 2014-12-17 可乐丽股份有限公司 成形模具及成形模具的制造方法
JP4645721B2 (ja) * 2008-10-02 2011-03-09 ソニー株式会社 原盤製造方法、光ディスク製造方法
EP2273501A1 (de) * 2009-06-24 2011-01-12 Singulus Mastering B.V. Masterplatte mit einer PTM-Schicht und einer Nickelgrundschicht
KR101537619B1 (ko) 2009-09-09 2015-07-17 엘지전자 주식회사 사출금형용 스탬퍼 제작방법
KR20120115617A (ko) * 2011-04-11 2012-10-19 삼성디스플레이 주식회사 스템퍼 및 이의 제조 방법

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62180541A (ja) * 1986-02-03 1987-08-07 Seiko Epson Corp 射出成形用スタンパ
JPS6371325A (ja) * 1986-09-12 1988-03-31 Matsushita Electric Ind Co Ltd デイスク基板製造装置とその製造方法
JPH01246391A (ja) 1988-03-29 1989-10-02 Ricoh Co Ltd スタンパの製造方法
JPH01315042A (ja) * 1988-06-14 1989-12-20 Canon Inc 光情報記録媒体
JPH0330134A (ja) 1989-06-27 1991-02-08 Victor Co Of Japan Ltd 情報記録媒体の製造方法
JPH03119534A (ja) 1989-09-29 1991-05-21 Victor Co Of Japan Ltd 情報記録担体とその製造方法及びその成形金型
JP2707501B2 (ja) * 1990-04-13 1998-01-28 ダイセル化学工業株式会社 射出成形用スタンパー
JPH04274038A (ja) * 1991-02-27 1992-09-30 Fuji Photo Film Co Ltd 情報記録媒体の基板製造用スタンパ
CA2070221A1 (en) * 1991-06-14 1992-12-15 Tadahiko Mizukuki Optical recording medium
JP3271779B2 (ja) * 1992-01-21 2002-04-08 株式会社リコー 光ディスクおよびその製造方法
JPH05200757A (ja) 1992-01-30 1993-08-10 Canon Inc フレキシブルスタンパー、ロール状スタンパー、および光情報記録媒体用基板の製造方法
JPH05298752A (ja) 1992-04-17 1993-11-12 Pioneer Video Corp 光学式情報記録媒体とその製造方法
US6276656B1 (en) * 1992-07-14 2001-08-21 Thermal Wave Molding Corp. Mold for optimizing cooling time to form molded article
US5458818A (en) * 1993-08-31 1995-10-17 General Electric Co. Insulated mold structure for injection molding of optical disks
JPH10149587A (ja) * 1996-11-20 1998-06-02 Hitachi Ltd 光ディスク基板成形方法
TW474866B (en) * 1997-03-31 2002-02-01 Kuraray Co Process for producing resin molded article and mold used in the process
US5897814A (en) * 1997-06-13 1999-04-27 General Electric Company Method for injection molding of optical discs
JPH117663A (ja) 1997-06-17 1999-01-12 Mitsubishi Chem Corp スタンパの製造方法
US6146558A (en) 1998-05-01 2000-11-14 General Electric Company Structure and method for molding optical disks
US6146588A (en) * 1998-09-17 2000-11-14 Deighton; Matthew L. Shoe sanitizer
TW476958B (en) * 1999-02-09 2002-02-21 Ricoh Kk Optical disk and method of producing the same
US6212158B1 (en) * 1999-06-01 2001-04-03 Eastman Kodak Company Hybrid optical disc construction
DE60024972T2 (de) * 1999-09-08 2006-08-17 Mitsubishi Chemical Corp. Wiederbeschreibbare cd und deren herstellungsverfahren

Also Published As

Publication number Publication date
TW476958B (en) 2002-02-21
US7419710B2 (en) 2008-09-02
US20020182402A1 (en) 2002-12-05
EP1211040A2 (de) 2002-06-05
CN1182524C (zh) 2004-12-29
DE60000357T2 (de) 2003-04-03
EP1027978A3 (de) 2000-09-27
DE60022203T2 (de) 2006-06-14
EP1211040A3 (de) 2002-08-07
US6686018B2 (en) 2004-02-03
DE60022203D1 (de) 2005-09-29
CN1516146A (zh) 2004-07-28
EP1027978B1 (de) 2002-08-28
US6998163B2 (en) 2006-02-14
CN1264116A (zh) 2000-08-23
US6468618B1 (en) 2002-10-22
ES2247210T3 (es) 2006-03-01
US20040226824A1 (en) 2004-11-18
EP1027978A2 (de) 2000-08-16
EP1211040B1 (de) 2005-08-24
US20040109915A1 (en) 2004-06-10
ES2181615T3 (es) 2003-03-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee