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WO2008133020A1 - 光情報記録媒体 - Google Patents

光情報記録媒体 Download PDF

Info

Publication number
WO2008133020A1
WO2008133020A1 PCT/JP2008/057090 JP2008057090W WO2008133020A1 WO 2008133020 A1 WO2008133020 A1 WO 2008133020A1 JP 2008057090 W JP2008057090 W JP 2008057090W WO 2008133020 A1 WO2008133020 A1 WO 2008133020A1
Authority
WO
WIPO (PCT)
Prior art keywords
recording medium
information recording
optical information
reflection film
atomic
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.)
Ceased
Application number
PCT/JP2008/057090
Other languages
English (en)
French (fr)
Inventor
Naoki Okawa
Yuki Tauchi
Junichi Nakai
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.)
Sony Music Solutions Inc
Kobe Steel Ltd
Kobelco Research Institute Inc
Original Assignee
Kobe Steel Ltd
Kobelco Research Institute Inc
Sony Disc and Digital Solutions Inc
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 Kobe Steel Ltd, Kobelco Research Institute Inc, Sony Disc and Digital Solutions Inc filed Critical Kobe Steel Ltd
Priority to EP08740191A priority Critical patent/EP2088594A4/en
Priority to US12/444,668 priority patent/US20100143636A1/en
Priority to CN2008800009278A priority patent/CN101548324B/zh
Publication of WO2008133020A1 publication Critical patent/WO2008133020A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
    • C23C14/14—Metallic material, boron or silicon
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Physical Vapour Deposition (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)

Abstract

　高い反射率を有しており、高温高湿環境下に保持したときの耐環境性に優れていることは勿論のこと、高強度光照射環境下に保持したときの耐光性、および繰り返し再生試験に対する繰り返し再生耐久性にも優れた反射膜を備えた読み出し専用光情報記録媒体を提供する。基板上に反射膜および光透過層が少なくとも１層ずつ順次積層された読み出し専用の光情報記録媒であって、反射膜は、Ｂｉを０．０１～１．０原子％およびＣｕを０．１～１３．０原子％含有するＡｇ基合金からなる。 　 
PCT/JP2008/057090 2007-04-13 2008-04-10 光情報記録媒体 Ceased WO2008133020A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP08740191A EP2088594A4 (en) 2007-04-13 2008-04-10 RECORDING MEDIUM FOR OPTICAL INFORMATION
US12/444,668 US20100143636A1 (en) 2007-04-13 2008-04-10 Optical information recording medium
CN2008800009278A CN101548324B (zh) 2007-04-13 2008-04-10 光学信息记录介质

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-106344 2007-04-13
JP2007106344A JP4540687B2 (ja) 2007-04-13 2007-04-13 読み出し専用の光情報記録媒体

Publications (1)

Publication Number Publication Date
WO2008133020A1 true WO2008133020A1 (ja) 2008-11-06

Family

ID=39925479

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/057090 Ceased WO2008133020A1 (ja) 2007-04-13 2008-04-10 光情報記録媒体

Country Status (6)

Country Link
US (1) US20100143636A1 (ja)
EP (1) EP2088594A4 (ja)
JP (1) JP4540687B2 (ja)
CN (1) CN101548324B (ja)
TW (1) TWI381377B (ja)
WO (1) WO2008133020A1 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5103462B2 (ja) * 2009-11-18 2012-12-19 株式会社神戸製鋼所 Ａｇ合金熱拡散制御膜およびこれを備えた熱アシスト記録用磁気記録媒体
JP5682165B2 (ja) * 2010-07-23 2015-03-11 セイコーエプソン株式会社 干渉フィルター、光モジュール、及び分析装置
JP2014047400A (ja) * 2012-08-31 2014-03-17 Kobe Steel Ltd フラットパネルディスプレイの半透過電極用Ａｇ合金膜、およびフラットパネルディスプレイ用半透過電極

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06208732A (ja) 1992-10-19 1994-07-26 Eastman Kodak Co コンパクトディスク及び記憶媒体
JP2002015464A (ja) 2000-04-28 2002-01-18 Kobe Steel Ltd 光情報記録媒体用の反射層または半透明反射層、光情報記録媒体及び光情報記録媒体用スパッタリングターゲット
JP2002117587A (ja) 2000-07-21 2002-04-19 Target Technology Co Llc 光蓄積媒体の反射層または半反射層のための合金
JP3655907B2 (ja) 2002-08-20 2005-06-02 株式会社神戸製鋼所 光情報記録媒体用反射膜と半透過反射膜、および光情報記録媒体
JP2005146419A (ja) * 2002-08-20 2005-06-09 Kobe Steel Ltd 光情報記録媒体用Ａｇ基合金スパッタリングターゲット
JP2005332557A (ja) * 2004-04-21 2005-12-02 Kobe Steel Ltd 光情報記録媒体用半透過反射膜と反射膜、および光情報記録媒体ならびにスパッタリングターゲット

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6229785B1 (en) * 1996-09-09 2001-05-08 Matsushita Electric Industrial Co., Ltd. Optical information recording medium, its manufacturing method, optical information recording/reproducing method and optical information recorder/reproducer
JPH10177742A (ja) * 1996-10-15 1998-06-30 Kao Corp 光記録媒体
US6852384B2 (en) * 1998-06-22 2005-02-08 Han H. Nee Metal alloys for the reflective or the semi-reflective layer of an optical storage medium
US6905750B2 (en) * 1998-06-22 2005-06-14 Target Technology Company, Llc Metal alloys for the reflective or the semi-reflective layer of an optical storage medium
US6451402B1 (en) * 1998-06-22 2002-09-17 Target Technology Company, Llc Metal alloys for the reflective or the semi-reflective layer of an optical storage medium
US6007889A (en) * 1998-06-22 1999-12-28 Target Technology, Llc Metal alloys for the reflective or the semi-reflective layer of an optical storage medium
US7045187B2 (en) * 1998-06-22 2006-05-16 Nee Han H Metal alloys for the reflective or the semi-reflective layer of an optical storage medium
US6764735B2 (en) * 1998-06-22 2004-07-20 Target Technology Company, Llc Metal alloys for the reflective or the semi-reflective layer of an optical storage medium
US6790503B2 (en) * 1998-06-22 2004-09-14 Target Technology Company, Llc Metal alloys for the reflective or the semi-reflective layer of an optical storage medium
SG116432A1 (en) * 2000-12-26 2005-11-28 Kobe Steel Ltd Reflective layer or semi-transparent reflective layer for use in optical information recording media, optical information recording media and sputtering target for use in the optical information recording media.
JP4801279B2 (ja) * 2001-05-09 2011-10-26 石福金属興業株式会社 スパッタリングターゲット材
HK1037473A2 (en) * 2001-09-20 2002-03-15 杨渠旺 An air-ventilator with high efficiency thermal exchanger and air filter
KR100491931B1 (ko) * 2002-01-25 2005-05-30 가부시키가이샤 고베 세이코쇼 반사 필름, 반사형 액정 표시소자 및 상기 반사 필름을형성하기 위한 스퍼터링 타겟
JP2003272232A (ja) * 2002-03-18 2003-09-26 Ricoh Co Ltd 光記録媒体
TWI258514B (en) * 2002-06-24 2006-07-21 Kobelco Res Inst Inc Silver alloy sputtering target and process for producing the same
US7514037B2 (en) * 2002-08-08 2009-04-07 Kobe Steel, Ltd. AG base alloy thin film and sputtering target for forming AG base alloy thin film
TWI368819B (en) * 2003-04-18 2012-07-21 Target Technology Co Llc Metal alloys for the reflective or the semi-reflective layer of an optical storage medium
JP2004326955A (ja) * 2003-04-25 2004-11-18 Tdk Corp 光記録媒体
JP3993530B2 (ja) * 2003-05-16 2007-10-17 株式会社神戸製鋼所 Ａｇ−Ｂｉ系合金スパッタリングターゲットおよびその製造方法
JP4009564B2 (ja) * 2003-06-27 2007-11-14 株式会社神戸製鋼所 リフレクター用Ａｇ合金反射膜、及び、このＡｇ合金反射膜を用いたリフレクター、並びに、このＡｇ合金反射膜のＡｇ合金薄膜の形成用のＡｇ合金スパッタリングターゲット
JP2005029849A (ja) * 2003-07-07 2005-02-03 Kobe Steel Ltd リフレクター用Ａｇ合金反射膜、及び、このＡｇ合金反射膜を用いたリフレクター、並びに、このＡｇ合金反射膜の形成用のＡｇ合金スパッタリングターゲット
JP2005048231A (ja) * 2003-07-28 2005-02-24 Ishifuku Metal Ind Co Ltd スパッタリングターゲット材
US20050112019A1 (en) * 2003-10-30 2005-05-26 Kabushiki Kaisha Kobe Seiko Sho(Kobe Steel, Ltd.) Aluminum-alloy reflection film for optical information-recording, optical information-recording medium, and aluminum-alloy sputtering target for formation of the aluminum-alloy reflection film for optical information-recording
TWI325134B (en) * 2004-04-21 2010-05-21 Kobe Steel Ltd Semi-reflective film and reflective film for optical information recording medium, optical information recording medium, and sputtering target
DE602005003508T2 (de) * 2004-06-29 2008-10-23 Kabushiki Kaisha Kobe Seiko Sho, Kobe Halbreflektierender Film und refkektierender Film für ein optisches Informationsaufzeichnungsmedium, optisches Informationsaufzeichnungsmedium und Sputtering-Target
JP3907666B2 (ja) * 2004-07-15 2007-04-18 株式会社神戸製鋼所 レーザーマーキング用再生専用光情報記録媒体
JP2006240289A (ja) * 2005-02-07 2006-09-14 Kobe Steel Ltd 光情報記録媒体用記録膜および光情報記録媒体ならびにスパッタリングターゲット
JP4328310B2 (ja) * 2005-04-14 2009-09-09 株式会社神戸製鋼所 光情報記録媒体用反射膜および光情報記録媒体
JP2006294195A (ja) * 2005-04-14 2006-10-26 Kobe Steel Ltd 光情報記録用Ａｇ合金反射膜、光情報記録媒体および光情報記録用Ａｇ合金反射膜の形成用のＡｇ合金スパッタリングターゲット
JP2007002275A (ja) * 2005-06-21 2007-01-11 Toyoshima Seisakusho:Kk 薄膜形成用材料、及びそれを用いて形成された薄膜並びにその形成方法
JP2007035104A (ja) * 2005-07-22 2007-02-08 Kobe Steel Ltd 光情報記録媒体用Ａｇ合金反射膜、光情報記録媒体および光情報記録媒体用Ａｇ合金反射膜の形成用のＡｇ合金スパッタリングターゲット
JP4377861B2 (ja) * 2005-07-22 2009-12-02 株式会社神戸製鋼所 光情報記録媒体用Ａｇ合金反射膜、光情報記録媒体および光情報記録媒体用Ａｇ合金反射膜の形成用のＡｇ合金スパッタリングターゲット
JP4527624B2 (ja) * 2005-07-22 2010-08-18 株式会社神戸製鋼所 Ａｇ合金反射膜を有する光情報媒体
JP4377877B2 (ja) * 2005-12-21 2009-12-02 ソニー株式会社 光情報記録媒体用Ａｇ合金反射膜、光情報記録媒体および光情報記録媒体用Ａｇ合金反射膜の形成用のＡｇ合金スパッタリングターゲット
US7833604B2 (en) * 2006-12-01 2010-11-16 Kobe Steel, Ltd. Ag alloy reflective layer for optical information recording medium, optical information recording medium, and sputtering target for forming Ag alloy reflective layer for optical information recording medium
JP2009015391A (ja) * 2007-06-29 2009-01-22 Toshiba Corp 情報処理装置および情報処理装置の制御方法
JP4694543B2 (ja) * 2007-08-29 2011-06-08 株式会社コベルコ科研 Ａｇ基合金スパッタリングターゲット、およびその製造方法
JP4833942B2 (ja) * 2007-08-29 2011-12-07 株式会社コベルコ科研 Ａｇ基合金スパッタリングターゲット

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06208732A (ja) 1992-10-19 1994-07-26 Eastman Kodak Co コンパクトディスク及び記憶媒体
JP2002015464A (ja) 2000-04-28 2002-01-18 Kobe Steel Ltd 光情報記録媒体用の反射層または半透明反射層、光情報記録媒体及び光情報記録媒体用スパッタリングターゲット
JP2002117587A (ja) 2000-07-21 2002-04-19 Target Technology Co Llc 光蓄積媒体の反射層または半反射層のための合金
JP3655907B2 (ja) 2002-08-20 2005-06-02 株式会社神戸製鋼所 光情報記録媒体用反射膜と半透過反射膜、および光情報記録媒体
JP2005146419A (ja) * 2002-08-20 2005-06-09 Kobe Steel Ltd 光情報記録媒体用Ａｇ基合金スパッタリングターゲット
JP2005332557A (ja) * 2004-04-21 2005-12-02 Kobe Steel Ltd 光情報記録媒体用半透過反射膜と反射膜、および光情報記録媒体ならびにスパッタリングターゲット

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2088594A4

Also Published As

Publication number Publication date
US20100143636A1 (en) 2010-06-10
CN101548324A (zh) 2009-09-30
EP2088594A1 (en) 2009-08-12
JP2008262654A (ja) 2008-10-30
EP2088594A4 (en) 2010-11-10
TW200907953A (en) 2009-02-16
JP4540687B2 (ja) 2010-09-08
CN101548324B (zh) 2012-12-19
TWI381377B (zh) 2013-01-01

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