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BRPI0818576A2 - Meio de gravação de alta densidade em forma de disco - Google Patents

Meio de gravação de alta densidade em forma de disco

Info

Publication number
BRPI0818576A2
BRPI0818576A2 BRPI0818576A BRPI0818576A2 BR PI0818576 A2 BRPI0818576 A2 BR PI0818576A2 BR PI0818576 A BRPI0818576 A BR PI0818576A BR PI0818576 A2 BRPI0818576 A2 BR PI0818576A2
Authority
BR
Brazil
Prior art keywords
recording medium
disc
density
high density
density recording
Prior art date
Application number
Other languages
English (en)
Inventor
Friedrich-Karl Bruder
Wilfried Haese
Rafael Oser
Jan Weikard
Wolfgang Fischer
Rainer Protte
Joerg Wehrle
Karlheinz Hildenbrand
Original Assignee
Bayer Materialscience Ag
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 Bayer Materialscience Ag filed Critical Bayer Materialscience Ag
Publication of BRPI0818576A2 publication Critical patent/BRPI0818576A2/pt

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
    • G11B7/2545—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 containing inorganic fillers, e.g. particles or fibres
    • 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
    • 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
    • G11B7/2536—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
    • G11B7/253—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
    • G11B7/2538—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 polycycloolefins [PCO]
    • 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

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Laminated Bodies (AREA)
BRPI0818576 2007-10-19 2008-10-07 Meio de gravação de alta densidade em forma de disco BRPI0818576A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP07020497A EP2051251A1 (en) 2007-10-19 2007-10-19 Disc shaped high density recording medium
PCT/EP2008/008454 WO2009049797A1 (en) 2007-10-19 2008-10-07 Disc-shaped high-density recording mediums

Publications (1)

Publication Number Publication Date
BRPI0818576A2 true BRPI0818576A2 (pt) 2015-04-22

Family

ID=39028100

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0818576 BRPI0818576A2 (pt) 2007-10-19 2008-10-07 Meio de gravação de alta densidade em forma de disco

Country Status (11)

Country Link
US (1) US7993721B2 (pt)
EP (2) EP2051251A1 (pt)
JP (1) JP2011501336A (pt)
CN (1) CN101828227B (pt)
BR (1) BRPI0818576A2 (pt)
ES (1) ES2388642T3 (pt)
MX (1) MX2010003704A (pt)
PL (1) PL2203918T3 (pt)
RU (1) RU2010119632A (pt)
TW (1) TW200937410A (pt)
WO (1) WO2009049797A1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010218605A (ja) 2009-03-13 2010-09-30 Toshiba Corp パターン転写用紫外線硬化性樹脂材料、及びこれを用いた磁気記録媒体の製造方法
JP2010218597A (ja) * 2009-03-13 2010-09-30 Toshiba Corp パターン転写用樹脂スタンパ、及びこれを用いた磁気記録媒体の製造方法
JP4543117B1 (ja) * 2009-03-13 2010-09-15 株式会社東芝 パターン転写用紫外線硬化性樹脂材料、及びこれを用いた磁気記録媒体の製造方法
JP4729114B2 (ja) * 2009-03-18 2011-07-20 株式会社東芝 磁気記録媒体の製造方法

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1159551A (en) 1965-08-13 1969-07-30 Ford Motor Co Painting
JPS5034964B1 (pt) 1970-03-30 1975-11-12
DE2737406A1 (de) * 1977-08-19 1979-02-22 Bayer Ag Strahlenhaertbare bindemittel
JPS6026024A (ja) 1983-07-21 1985-02-08 Nippon Zeon Co Ltd 光学材料
JP2619856B2 (ja) 1985-06-21 1997-06-11 三井石油化学工業株式会社 光学材料
JPS6219801A (ja) 1985-07-19 1987-01-28 Mitsubishi Petrochem Co Ltd 光学部品
JPS6219802A (ja) 1985-07-19 1987-01-28 Mitsubishi Petrochem Co Ltd 光学的情報記録媒体
JPH07114030B2 (ja) 1986-08-11 1995-12-06 三菱化学株式会社 光デイスク基板
EP0317262B1 (en) 1987-11-17 1996-01-31 Japan Synthetic Rubber Co., Ltd. Transparent resin material
KR960009295B1 (ko) 1991-09-12 1996-07-18 미쓰이세끼유 가가꾸고오교오 가부시끼가이샤 환상올레핀 수지 조성물
JPH07114030A (ja) 1993-10-19 1995-05-02 Optrex Corp 液晶表示素子
US6764734B2 (en) * 1998-05-19 2004-07-20 Seagate Technology Llc High modulus and high damping plastic composite disc substrate for improved servo control by injection and co-injection molding
JP4026234B2 (ja) * 1998-06-19 2007-12-26 ソニー株式会社 情報記録媒体
US6391418B1 (en) * 1998-12-24 2002-05-21 Mitsubishi Engineering-Plastics Corp. Substrate for information recording media
WO2000048172A2 (en) * 1999-02-12 2000-08-17 General Electric Company Data storage media
WO2001044372A1 (en) * 1999-12-14 2001-06-21 Teijin Chemicals, Ltd. Damping thermoplastic resin composition and molded articles
AU2228501A (en) 1999-12-27 2001-07-09 Bayer Aktiengesellschaft Hydrogenated styrene polymer and optical-disk substrate
CN1365493A (zh) * 2000-02-10 2002-08-21 索尼公司 圆盘形记录介质及其生产方法
JP2001250267A (ja) * 2000-03-03 2001-09-14 Sony Corp 光記録媒体
US6515098B1 (en) * 2001-07-02 2003-02-04 General Electric Company Vibration damping monolithic polymers
EP1518880B1 (en) 2002-07-09 2008-11-12 Teijin Chemicals, Ltd. Optical recording medium
KR100587322B1 (ko) * 2003-01-14 2006-06-08 엘지전자 주식회사 고강성 광 디스크의 제조 방법
US7407698B2 (en) * 2003-05-07 2008-08-05 Ricoh Company, Ltd. Flexible optical disk
US7147906B2 (en) * 2003-06-24 2006-12-12 General Electric Company Data storage medium comprising polyimides
US20090190461A1 (en) * 2004-04-20 2009-07-30 Koninklijke Phillips Electronics N.V. Optical data storage system for recording and/or reading an optical data storage medium for use in such system
JP4241547B2 (ja) * 2004-08-19 2009-03-18 富士フイルム株式会社 光情報記録担体

Also Published As

Publication number Publication date
US7993721B2 (en) 2011-08-09
WO2009049797A1 (en) 2009-04-23
RU2010119632A (ru) 2011-11-27
CN101828227A (zh) 2010-09-08
MX2010003704A (es) 2010-05-17
PL2203918T3 (pl) 2012-11-30
JP2011501336A (ja) 2011-01-06
EP2203918B1 (en) 2012-06-27
US20090104395A1 (en) 2009-04-23
CN101828227B (zh) 2012-06-06
EP2203918A1 (en) 2010-07-07
ES2388642T3 (es) 2012-10-17
TW200937410A (en) 2009-09-01
EP2051251A1 (en) 2009-04-22

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Legal Events

Date Code Title Description
B08F Application fees: application dismissed [chapter 8.6 patent gazette]

Free format text: REFERENTE AS 6A E 7A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2343 DE 01-12-2015 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.