JP4966770B2 - 多層情報記録媒体の製造方法 - Google Patents

多層情報記録媒体の製造方法 Download PDF

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Publication number
JP4966770B2
JP4966770B2 JP2007182008A JP2007182008A JP4966770B2 JP 4966770 B2 JP4966770 B2 JP 4966770B2 JP 2007182008 A JP2007182008 A JP 2007182008A JP 2007182008 A JP2007182008 A JP 2007182008A JP 4966770 B2 JP4966770 B2 JP 4966770B2
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JP
Japan
Prior art keywords
thickness
layer
stamper
spacer layer
substrate
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
JP2007182008A
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English (en)
Japanese (ja)
Other versions
JP2009020946A (ja
JP2009020946A5 (enExample
Inventor
由美子 安齋
純子 牛山
俊通 新谷
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.)
Hitachi Ltd
Original Assignee
Hitachi 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
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2007182008A priority Critical patent/JP4966770B2/ja
Priority to US12/169,702 priority patent/US8147941B2/en
Publication of JP2009020946A publication Critical patent/JP2009020946A/ja
Publication of JP2009020946A5 publication Critical patent/JP2009020946A5/ja
Application granted granted Critical
Publication of JP4966770B2 publication Critical patent/JP4966770B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G11B7/2403—Layers; Shape, structure or physical properties thereof
    • G11B7/24035—Recording layers
    • G11B7/24038—Multiple laminated recording 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
    • G11B7/26—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
    • 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

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Manufacturing Optical Record Carriers (AREA)
JP2007182008A 2007-07-11 2007-07-11 多層情報記録媒体の製造方法 Expired - Fee Related JP4966770B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2007182008A JP4966770B2 (ja) 2007-07-11 2007-07-11 多層情報記録媒体の製造方法
US12/169,702 US8147941B2 (en) 2007-07-11 2008-07-09 Multi-information-layer recording medium and manufacturing process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007182008A JP4966770B2 (ja) 2007-07-11 2007-07-11 多層情報記録媒体の製造方法

Publications (3)

Publication Number Publication Date
JP2009020946A JP2009020946A (ja) 2009-01-29
JP2009020946A5 JP2009020946A5 (enExample) 2010-04-22
JP4966770B2 true JP4966770B2 (ja) 2012-07-04

Family

ID=40253399

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007182008A Expired - Fee Related JP4966770B2 (ja) 2007-07-11 2007-07-11 多層情報記録媒体の製造方法

Country Status (2)

Country Link
US (1) US8147941B2 (enExample)
JP (1) JP4966770B2 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4433325B2 (ja) * 2007-12-03 2010-03-17 ソニー株式会社 光情報記録媒体
JP5502592B2 (ja) * 2010-05-10 2014-05-28 東レエンジニアリング株式会社 インプリント加工装置、インプリント加工方法およびインプリント加工物
US9292565B2 (en) * 2010-06-30 2016-03-22 International Business Machines Corporation Template-based recognition of food product information
US10375901B2 (en) 2014-12-09 2019-08-13 Mtd Products Inc Blower/vacuum
KR101820901B1 (ko) 2016-08-24 2018-01-22 주식회사 세코닉스 차량용 멀티레이어 광학필름 제조방법 및 이의 광학필름을 포함하는 조명장치

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0270412A (ja) * 1988-09-07 1990-03-09 Hitachi Ltd 合成樹脂成形品の製造用スタンパ
KR100402169B1 (ko) 1995-04-27 2004-03-10 닛폰콜롬비아 가부시키가이샤 다층구조광정보매체
JPH08297861A (ja) 1995-04-27 1996-11-12 Hitachi Ltd 多層構造光記録媒体
JPH09128820A (ja) * 1995-08-25 1997-05-16 Sony Corp 光学記録媒体の製造方法と製造装置
JPH0973671A (ja) 1995-09-07 1997-03-18 Sony Disc Technol:Kk ２層構造ディスクのスペーサ層形成装置及び方法
JP3338660B2 (ja) 1998-01-21 2002-10-28 ソニー株式会社 光ディスク
US6440516B1 (en) 1999-01-20 2002-08-27 Sony Corporation Optical disc
JP2000268417A (ja) * 1999-03-18 2000-09-29 Pioneer Electronic Corp 光ディスクの製造方法
JP2003303449A (ja) * 2002-04-05 2003-10-24 Mitsubishi Chemicals Corp 光メモリ素子
MXPA03005877A (es) * 2002-07-04 2006-04-24 Matsushita Electric Ind Co Ltd Medio de grabacion de datos opticos y metodo de fabricacion del mismo.
CN1926615A (zh) 2004-03-15 2007-03-07 松下电器产业株式会社 多层信息记录介质及其制造方法
JP2005317184A (ja) * 2004-03-29 2005-11-10 Kitano Engineering Co Ltd 光ディスクにおける接着剤の延展方法

Also Published As

Publication number Publication date
US20090017251A1 (en) 2009-01-15
JP2009020946A (ja) 2009-01-29
US8147941B2 (en) 2012-04-03

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