KR920020431A - 광정보기록매체 - Google Patents

광정보기록매체 Download PDF

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Publication number
KR920020431A
KR920020431A KR1019920005279A KR920005279A KR920020431A KR 920020431 A KR920020431 A KR 920020431A KR 1019920005279 A KR1019920005279 A KR 1019920005279A KR 920005279 A KR920005279 A KR 920005279A KR 920020431 A KR920020431 A KR 920020431A
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KR
South Korea
Prior art keywords
recording medium
information recording
optical information
film
curable
Prior art date
Application number
KR1019920005279A
Other languages
English (en)
Other versions
KR950008952B1 (ko
Inventor
다다오 요시까와
교꼬 오까모또
도꾸오 이까리
Original Assignee
나까무라 히사오
가부시끼가이샤 구라레
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.)
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Publication date
Application filed by 나까무라 히사오, 가부시끼가이샤 구라레 filed Critical 나까무라 히사오
Publication of KR920020431A publication Critical patent/KR920020431A/ko
Application granted granted Critical
Publication of KR950008952B1 publication Critical patent/KR950008952B1/ko

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Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/03—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by deforming with non-mechanical means, e.g. laser, beam of particles
    • 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
    • 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
    • G11B7/254—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
    • 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
    • G11B7/257—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 layers having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/913—Material designed to be responsive to temperature, light, moisture
    • 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

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)

Abstract

내용 없음

Description

광정보기록매체
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 관한 광정보기록매체의 제1실시예를 나타낸 개략단면도,
제2도는 본 발명에 관한 광정보기록매체의 제2실시예를 나타낸 개략단면도,
제3도 본 발명에 관한 정보기록매체의 제3실시예를 나타낸 개략단면도.

Claims (10)

  1. 기판 및 기록층을 가지는 광정보기록매체에 있어서, 이 광정보기록매체의 한면 또는 양면에 경화성피막 및 대전방지성피막이 별개로 설치되어 이루어지는 것을 특징으로 하는 광정보기록매체.
  2. 제1항에 있어서, 경화성피막이 자외선경화형수지피막인 것을 특징으로 하는 광정보기록매체.
  3. 제2항에 있어서, 경화성피막이 1분자내에 3개이상의 (메타)아크릴로일기를 가지는 다관능(메타)아크릴레이트, 1관능 또는 2관능(메타)아크릴레이트 또는 N-비닐락탐을 사용하여 구성된 자외선경화형수지피막인 것을 특징으로 하는 광정보기록매체.
  4. 제1항 내지 제3항중 어느 한 항에 있어서, 경화성피막이 1분자내에 3개이상의 (메타)아크릴로일기를 가지는 다관능(메타)아크릴레이트와 1관능 또는 2관능(메타)아크릴레이트 또는 N-비닐락탐이 1대2-2대1(몰비)의 비율로 사용되어 구성된 자외선경화형수지피막인 것을 특징으로 하는 광정보기록매체.
  5. 제1항 내지 제3항중 어느 한 항에 있어서, 경화성피막의 막두께가 1-30㎛인 것을 특징으로 하는 광정보기록매체.
  6. 제1항에 있어서, 대전방지성피막이 실록산결합을 가지는 실리카계의 것임을 특징으로 하는 광정보기록매체.
  7. 제1항 또는 제6항에 있어서, 대전방지성피막의 막두께가 0.01-1㎛인 것을 특징으로 하는 광정보기록매체.
  8. 제1항에 있어서, 경화성피막위에 대전방지성피막이 설치되어 이루어지는 것을 특징으로 하는 광정보기록매체.
  9. 제1항 또는 제8항에 있어서, 경화성피막에 이어 대전방지성피막이 설치되어 이루어지고, 대전방지성피막이 가장 바깥표면인 것을 특징으로 하는 광정보기록매체.
  10. 제1항에 있어서, 표면경도(연필경도)가 HB이상 및/또는 마모시험후의 흐림정도가 20%이하 및/또는 스틸울시험으로 거의 상처가 생기지 않는 것이며, 표면 전기저항치가 5×1013Ω/□이하 및/또는 대전한 정전기의 반감기가 20초이하인 것을 특징으로 하는 광정보기록매체.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920005279A 1991-04-02 1992-03-30 광정보기록매체 KR950008952B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP91-069962 1991-04-02
JP3069962A JPH04305830A (ja) 1991-04-02 1991-04-02 光情報記録媒体
JP91-69962 1991-09-02

Publications (2)

Publication Number Publication Date
KR920020431A true KR920020431A (ko) 1992-11-21
KR950008952B1 KR950008952B1 (ko) 1995-08-09

Family

ID=13417793

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920005279A KR950008952B1 (ko) 1991-04-02 1992-03-30 광정보기록매체

Country Status (5)

Country Link
US (1) US5342669A (ko)
EP (1) EP0509671B1 (ko)
JP (1) JPH04305830A (ko)
KR (1) KR950008952B1 (ko)
DE (1) DE69200883T2 (ko)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08106663A (ja) * 1994-08-10 1996-04-23 Tdk Corp 光磁気ディスク
JP2887083B2 (ja) * 1994-12-02 1999-04-26 富士ゼロックス株式会社 熱記録型光学素子
TW430672B (en) * 1997-07-03 2001-04-21 Sumitomo Chemical Co A photo-curing resin composition for DVD
US6165578A (en) * 1997-07-23 2000-12-26 Matsushita Electric Industrial Co., Ltd. Optical information recording medium and method for producing the same
US6162493A (en) * 1997-12-09 2000-12-19 Agfa-Gevaert, N.V. Process for the preparation of a heat mode recording element
DE69714055D1 (de) * 1997-12-09 2002-08-22 Agfa Gevaert Nv Verfahren zur Herstellung eines Aufzeichnungselementes für das Wärmeverfahren
JP4026234B2 (ja) 1998-06-19 2007-12-26 ソニー株式会社 情報記録媒体
EP0982718B1 (en) * 1998-08-28 2004-02-11 Agfa-Gevaert Heat mode recording element with two antistatic layers
DE19851567A1 (de) * 1998-11-09 2000-05-11 Emtec Magnetics Gmbh Durch UV-Bestrahlung härtbare Bindemittelzusammensetzung für magnetische Aufzeichnungsmedien und Photoinitiatormischung
JP4043175B2 (ja) * 2000-06-09 2008-02-06 Ｔｄｋ株式会社 光情報媒体およびその製造方法
JP2002230834A (ja) 2000-06-26 2002-08-16 Tdk Corp 光情報媒体、その製造方法、その記録または再生方法、およびその検査方法
US6731591B2 (en) 2000-08-01 2004-05-04 Tdk Corporation Optical information medium
JP2002157782A (ja) * 2000-09-05 2002-05-31 Tdk Corp 光情報媒体およびその試験方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4268840A (en) * 1979-07-27 1981-05-19 Xerox Corporation Optical recording member
EP0049821B1 (en) * 1980-10-09 1987-04-15 Kabushiki Kaisha Toshiba Data recording medium
JPS60203489A (ja) * 1984-03-28 1985-10-15 Tdk Corp 光記録媒体
US4849304A (en) * 1986-12-17 1989-07-18 Tdk Corporation Optical recording medium
US5053288A (en) * 1987-11-20 1991-10-01 Teijin Limited Optical recording medium
EP0385341B1 (en) * 1989-03-03 2000-05-24 TDK Corporation Optical recording medium
JPH03108138A (ja) * 1989-09-21 1991-05-08 Seiko Epson Corp 光記録媒体
JPH03189940A (ja) * 1989-12-20 1991-08-19 Seiko Epson Corp 光ディスクの製造方法
JPH0411337A (ja) * 1990-04-27 1992-01-16 Sharp Corp 光ディスク
CA2047163C (en) * 1990-07-20 1995-05-16 Kenji Ohta Optical disk
JPH04181529A (ja) * 1990-11-16 1992-06-29 Kao Corp 光記録媒体
JPH04181528A (ja) * 1990-11-16 1992-06-29 Kao Corp 光記録媒体

Also Published As

Publication number Publication date
EP0509671B1 (en) 1994-12-14
DE69200883T2 (de) 1995-06-14
KR950008952B1 (ko) 1995-08-09
US5342669A (en) 1994-08-30
DE69200883D1 (de) 1995-01-26
EP0509671A1 (en) 1992-10-21
JPH04305830A (ja) 1992-10-28

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