WO2009025302A1 - 光記録媒体 - Google Patents

光記録媒体 Download PDF

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Publication number
WO2009025302A1
WO2009025302A1 PCT/JP2008/064843 JP2008064843W WO2009025302A1 WO 2009025302 A1 WO2009025302 A1 WO 2009025302A1 JP 2008064843 W JP2008064843 W JP 2008064843W WO 2009025302 A1 WO2009025302 A1 WO 2009025302A1
Authority
WO
WIPO (PCT)
Prior art keywords
recording medium
optical recording
meth
acrylate
urethane
Prior art date
Application number
PCT/JP2008/064843
Other languages
English (en)
French (fr)
Inventor
Akira Esaki
Yuuki Ono
Yuuji Soejima
Kentarou Uchino
Makoto Terauchi
Takeshi Kuriwada
Original Assignee
Mitsubishi Kagaku Media 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 JP2007216256A external-priority patent/JP2009048743A/ja
Priority claimed from JP2007215934A external-priority patent/JP4555846B2/ja
Priority claimed from JP2007215933A external-priority patent/JP2009048738A/ja
Application filed by Mitsubishi Kagaku Media Co., Ltd. filed Critical Mitsubishi Kagaku Media Co., Ltd.
Priority to EP08827991.4A priority Critical patent/EP2180473B1/en
Priority to US12/595,836 priority patent/US8221865B2/en
Priority to CN2008801030596A priority patent/CN101821805B/zh
Publication of WO2009025302A1 publication Critical patent/WO2009025302A1/ja
Priority to HK10110594.7A priority patent/HK1144122A1/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
    • C08F290/02—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
    • C08F290/06—Polymers provided for in subclass C08G
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
    • 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
    • G11B7/2403—Layers; Shape, structure or physical properties 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2403—Layers; Shape, structure or physical properties thereof
    • G11B7/24067—Combinations of two or more layers with specific interrelation
    • 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
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B2007/24302—Metals or metalloids
    • G11B2007/24306—Metals or metalloids transition metal elements of groups 3-10
    • 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
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B2007/24302—Metals or metalloids
    • G11B2007/24312—Metals or metalloids group 14 elements (e.g. Si, Ge, Sn)
    • 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
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B2007/24318—Non-metallic elements
    • G11B2007/24322—Nitrogen
    • 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
    • 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)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
  • Polyurethanes Or Polyureas (AREA)

Abstract

　十分な表面硬度を有し、かつ環境温度及び環境湿度が変化した際の変形が少ない、特性のバランスに優れた光記録媒体を提供する。 　樹脂基板と、記録再生機能層と、ウレタン（メタ）アクリレート（Ａ）及び前記ウレタン（メタ）アクリレート（Ａ）以外の（メタ）アクリレート化合物（Ｂ）を含む放射線硬化性組成物の硬化物である保護層と、表面硬度がＢ以上であるハードコート層とをこの順に具備する光記録媒体であって、 　前記保護層の２５°C、湿度４５％における引っ張り弾性率に対する飽和吸水時における引っ張り弾性率の比が、０．２０以上である光記録媒体。
PCT/JP2008/064843 2007-08-22 2008-08-20 光記録媒体 WO2009025302A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP08827991.4A EP2180473B1 (en) 2007-08-22 2008-08-20 Optical recording medium
US12/595,836 US8221865B2 (en) 2007-08-22 2008-08-20 Optical recording medium
CN2008801030596A CN101821805B (zh) 2007-08-22 2008-08-20 光记录介质
HK10110594.7A HK1144122A1 (en) 2007-08-22 2010-11-15 Optical recording medium

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2007216256A JP2009048743A (ja) 2007-08-22 2007-08-22 光記録媒体
JP2007215934A JP4555846B2 (ja) 2007-08-22 2007-08-22 光記録媒体
JP2007215933A JP2009048738A (ja) 2007-08-22 2007-08-22 光記録媒体
JP2007-216256 2007-08-22
JP2007-215934 2007-08-22
JP2007-215933 2007-08-22

Publications (1)

Publication Number Publication Date
WO2009025302A1 true WO2009025302A1 (ja) 2009-02-26

Family

ID=40378201

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/064843 WO2009025302A1 (ja) 2007-08-22 2008-08-20 光記録媒体

Country Status (6)

Country Link
US (1) US8221865B2 (ja)
EP (1) EP2180473B1 (ja)
CN (1) CN101821805B (ja)
HK (1) HK1144122A1 (ja)
TW (1) TWI400702B (ja)
WO (1) WO2009025302A1 (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101470463B1 (ko) 2012-08-23 2014-12-08 주식회사 엘지화학 하드코팅 필름
KR101415840B1 (ko) 2012-08-23 2014-07-09 주식회사 엘지화학 하드코팅 필름
KR101470466B1 (ko) 2012-08-23 2014-12-08 주식회사 엘지화학 적층 하드코팅 필름
KR101415839B1 (ko) 2012-08-23 2014-07-09 주식회사 엘지화학 하드코팅 필름
KR101470465B1 (ko) 2012-08-23 2014-12-08 주식회사 엘지화학 하드코팅 필름
KR101470464B1 (ko) 2012-08-23 2014-12-08 주식회사 엘지화학 하드코팅 필름
KR101436616B1 (ko) 2012-08-23 2014-09-03 주식회사 엘지화학 하드코팅 필름
US10920096B2 (en) * 2018-03-28 2021-02-16 Riso Kagaku Corporation Oil-based inkjet ink and method for producing oil-based inkjet ink
KR20220044113A (ko) * 2020-09-30 2022-04-06 아라까와 가가꾸 고교 가부시끼가이샤 활성 에너지선 경화형 수지조성물 및 적층체

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10330442A (ja) * 1997-05-28 1998-12-15 Nippon Kayaku Co Ltd レンズ用樹脂組成物及びその硬化物
JP2002245672A (ja) * 2000-11-30 2002-08-30 Mitsubishi Rayon Co Ltd 光ディスク
JP2003263780A (ja) 2002-03-11 2003-09-19 Tdk Corp 光情報媒体
JP2004299263A (ja) * 2003-03-31 2004-10-28 Mitsubishi Rayon Co Ltd 光ディスク用活性エネルギー線硬化性組成物、及び光ディスク
JP2007080448A (ja) * 2005-09-16 2007-03-29 Mitsubishi Rayon Co Ltd 光情報媒体
JP2007131698A (ja) 2005-10-11 2007-05-31 Mitsubishi Chemicals Corp 放射線硬化性組成物及びその硬化物、並びにその積層体
JP2007169580A (ja) * 2005-12-22 2007-07-05 Jsr Corp 接着剤用放射線硬化性液状樹脂組成物及び接着方法
JP2007204651A (ja) * 2006-02-03 2007-08-16 Kuraray Co Ltd 研磨パッドおよびその製造方法
JP2007215933A (ja) 2006-02-20 2007-08-30 Takano Co Ltd 椅子の座の回転支持機構
JP2007216256A (ja) 2006-02-16 2007-08-30 Satoru Kanemitsu 金属薄板ロール加工用手動工具
JP2007215934A (ja) 2006-02-20 2007-08-30 Takano Co Ltd 脚の構造

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JPS61190736A (ja) * 1985-02-19 1986-08-25 Ricoh Co Ltd 情報記録媒体
JPH04254927A (ja) * 1991-02-05 1992-09-10 Toray Ind Inc 光記録媒体
JP2002163838A (ja) * 2000-09-14 2002-06-07 Tdk Corp 光情報媒体
EP1350816B1 (en) * 2000-11-30 2010-06-02 Mitsubishi Rayon Co., Ltd. Active energy ray curable composition for coating optical disk and optical disk
JP2003119231A (ja) * 2001-10-09 2003-04-23 Mitsubishi Rayon Co Ltd 光ディスク用活性エネルギー線硬化性組成物および光ディスク
WO2006049296A1 (ja) 2004-11-08 2006-05-11 Mitsubishi Chemical Corporation 放射線硬化性組成物及びその硬化物、並びにその積層体
JP2006241234A (ja) 2005-03-01 2006-09-14 Nippon Synthetic Chem Ind Co Ltd:The 光学記録媒体用コーティング剤及び光学記録媒体

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10330442A (ja) * 1997-05-28 1998-12-15 Nippon Kayaku Co Ltd レンズ用樹脂組成物及びその硬化物
JP2002245672A (ja) * 2000-11-30 2002-08-30 Mitsubishi Rayon Co Ltd 光ディスク
JP2003263780A (ja) 2002-03-11 2003-09-19 Tdk Corp 光情報媒体
JP2004299263A (ja) * 2003-03-31 2004-10-28 Mitsubishi Rayon Co Ltd 光ディスク用活性エネルギー線硬化性組成物、及び光ディスク
JP2007080448A (ja) * 2005-09-16 2007-03-29 Mitsubishi Rayon Co Ltd 光情報媒体
JP2007131698A (ja) 2005-10-11 2007-05-31 Mitsubishi Chemicals Corp 放射線硬化性組成物及びその硬化物、並びにその積層体
JP2007169580A (ja) * 2005-12-22 2007-07-05 Jsr Corp 接着剤用放射線硬化性液状樹脂組成物及び接着方法
JP2007204651A (ja) * 2006-02-03 2007-08-16 Kuraray Co Ltd 研磨パッドおよびその製造方法
JP2007216256A (ja) 2006-02-16 2007-08-30 Satoru Kanemitsu 金属薄板ロール加工用手動工具
JP2007215933A (ja) 2006-02-20 2007-08-30 Takano Co Ltd 椅子の座の回転支持機構
JP2007215934A (ja) 2006-02-20 2007-08-30 Takano Co Ltd 脚の構造

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2180473A4 *

Also Published As

Publication number Publication date
EP2180473A1 (en) 2010-04-28
US20100055377A1 (en) 2010-03-04
CN101821805A (zh) 2010-09-01
EP2180473A4 (en) 2011-04-06
HK1144122A1 (en) 2011-01-28
TWI400702B (zh) 2013-07-01
US8221865B2 (en) 2012-07-17
EP2180473B1 (en) 2016-07-13
TW201110117A (en) 2011-03-16
CN101821805B (zh) 2012-05-30

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