JP2007522973A - 青色レーザーを使用して書き込みが可能な光学記録材料 - Google Patents

青色レーザーを使用して書き込みが可能な光学記録材料 Download PDF

Info

Publication number
JP2007522973A
JP2007522973A JP2007500209A JP2007500209A JP2007522973A JP 2007522973 A JP2007522973 A JP 2007522973A JP 2007500209 A JP2007500209 A JP 2007500209A JP 2007500209 A JP2007500209 A JP 2007500209A JP 2007522973 A JP2007522973 A JP 2007522973A
Authority
JP
Japan
Prior art keywords
substituted
unsubstituted
applicable
same
different
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.)
Withdrawn
Application number
JP2007500209A
Other languages
English (en)
Japanese (ja)
Other versions
JP2007522973A5 (https=
Inventor
ヴォレブ，ハインツ
ヴォレブ，アンネマリー
ビーネワルト，フランク
シュミッドハルター，ベアト
ブードリー，ジャン−リュク
シュパーニ，ハインツ
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.)
BASF Schweiz AG
Original Assignee
Ciba Spezialitaetenchemie Holding 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 Ciba Spezialitaetenchemie Holding AG filed Critical Ciba Spezialitaetenchemie Holding AG
Publication of JP2007522973A publication Critical patent/JP2007522973A/ja
Publication of JP2007522973A5 publication Critical patent/JP2007522973A5/ja
Withdrawn legal-status Critical Current

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
    • G11B7/242—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
    • G11B7/244—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 organic materials only
    • G11B7/249—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 organic materials only containing organometallic compounds
    • G11B7/2492—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 organic materials only containing organometallic compounds neutral compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B47/00—Porphines; Azaporphines
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B47/00—Porphines; Azaporphines
    • C09B47/04—Phthalocyanines abbreviation: Pc
    • C09B47/045—Special non-pigmentary uses, e.g. catalyst, photosensitisers of phthalocyanine dyes or pigments
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B47/00—Porphines; Azaporphines
    • C09B47/04—Phthalocyanines abbreviation: Pc
    • C09B47/30—Metal-free phthalocyanines
    • 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
    • G11B7/244—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 organic materials only
    • G11B7/246—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 organic materials only containing dyes
    • G11B7/248—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 organic materials only containing dyes porphines; azaporphines, e.g. phthalocyanines
    • 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
    • G11B2007/25705—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 consisting essentially of inorganic materials
    • G11B2007/2571—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 consisting essentially of inorganic materials containing group 14 elements except carbon (Si, Ge, Sn, Pb)
    • 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
    • G11B2007/25705—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 consisting essentially of inorganic materials
    • G11B2007/25713—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 consisting essentially of inorganic materials containing 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
    • G11B7/257—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
    • G11B2007/25705—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 consisting essentially of inorganic materials
    • G11B2007/25715—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 consisting essentially of inorganic materials containing oxygen
    • 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
    • G11B7/244—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 organic materials only
    • G11B7/246—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 organic materials only containing dyes
    • G11B7/247—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 organic materials only containing dyes methine or polymethine dyes
    • G11B7/2472—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 organic materials only containing dyes methine or polymethine dyes cyanine
    • 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
    • G11B7/244—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 organic materials only
    • G11B7/246—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 organic materials only containing dyes
    • G11B7/247—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 organic materials only containing dyes methine or polymethine dyes
    • G11B7/2475—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 organic materials only containing dyes methine or polymethine dyes merocyanine
    • 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
    • G11B7/244—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 organic materials only
    • G11B7/246—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 organic materials only containing dyes
    • G11B7/247—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 organic materials only containing dyes methine or polymethine dyes
    • G11B7/2478—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 organic materials only containing dyes methine or polymethine dyes oxonol
    • 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
    • G11B7/258—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)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Manufacturing Optical Record Carriers (AREA)
JP2007500209A 2004-02-24 2005-02-16 青色レーザーを使用して書き込みが可能な光学記録材料 Withdrawn JP2007522973A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP04100711 2004-02-24
PCT/EP2005/050673 WO2005081240A2 (en) 2004-02-24 2005-02-16 Optical recording materials writable using blue lasers

Publications (2)

Publication Number Publication Date
JP2007522973A true JP2007522973A (ja) 2007-08-16
JP2007522973A5 JP2007522973A5 (https=) 2008-04-10

Family

ID=34878291

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007500209A Withdrawn JP2007522973A (ja) 2004-02-24 2005-02-16 青色レーザーを使用して書き込みが可能な光学記録材料

Country Status (5)

Country Link
US (1) US20070172624A1 (https=)
EP (1) EP1726009A2 (https=)
JP (1) JP2007522973A (https=)
TW (1) TW200535834A (https=)
WO (1) WO2005081240A2 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2078615B1 (en) * 2006-10-10 2011-11-02 Adeka Corporation Optical recording material
KR100773089B1 (ko) 2007-04-30 2007-11-05 씨엠에스테크놀로지(주) 감마선에 감응하는 폴리 가교형 프탈로시아닌 화합물 및 그를 포함하는 잉크 조성물
ATE522581T1 (de) * 2008-05-09 2011-09-15 Nanocms Co Ltd Gammastrahl-empfindliche phthalocyanin-verbindung eines polyvernetzten typs und tintenzusammensetzung damit

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2527822B1 (https=) * 1982-05-31 1987-04-17 Nippon Telegraph & Telephone
US5219707A (en) * 1983-01-12 1993-06-15 Tdk Corporation Photostable cyanine dye and optical recording medium
US4818665A (en) * 1984-03-14 1989-04-04 Canon Kabushiki Kaisha Medium and process for image formation
US4713314A (en) * 1984-05-07 1987-12-15 Tdk Corporation Optical recording medium
US5281512A (en) * 1989-08-30 1994-01-25 Hitachi, Ltd. Optical information recording medium
CA2110233C (en) * 1992-12-02 1999-01-12 Mitsui Toatsu Chemicals, Incorporated Optical information recording medium and composition for optical information recording film
US5677025A (en) * 1993-09-09 1997-10-14 Ricoh Company, Ltd. Optical information recording medium near infrared absorbing material therefor
GB9405970D0 (en) * 1994-03-25 1994-05-11 Secr Defence Substituted phthalocyanines
US5773181A (en) * 1995-05-23 1998-06-30 Eastman Kodak Company Non-uniformly substituted phthalocyanine compositions preparation methods, and electrophotographic elements
JP3652017B2 (ja) * 1995-08-23 2005-05-25 三井化学株式会社 光記録媒体
WO2000009522A1 (en) * 1998-08-11 2000-02-24 Ciba Specialty Chemicals Holding Inc. Metallocenyl-phthalocyanines
US6511971B1 (en) * 1998-10-13 2003-01-28 Brown University Research Foundation Substituted perhalogenated phthalocyanines
JP2001043572A (ja) * 1999-07-28 2001-02-16 Sony Corp 光ディスクのリサイクル方法及びリサイクル光ディスク
US6212093B1 (en) * 2000-01-14 2001-04-03 North Carolina State University High-density non-volatile memory devices incorporating sandwich coordination compounds
CA2396568A1 (en) * 2000-01-14 2001-07-19 North Carolina State University Substrates carrying polymers of linked sandwich coordination compounds and methods of use thereof
EP1323160A1 (de) * 2000-09-21 2003-07-02 Bayer Aktiengesellschaft Optischer datenträger enthaltend in der informationsschicht einen phthalocyaninfarbstoff als lichtabsorbierende verbindung
US20030113665A1 (en) * 2001-03-28 2003-06-19 Horst Berneth Optical data medium containing, in the information layer, a dye as a light-absorbing compound
US6896945B2 (en) * 2001-08-22 2005-05-24 Bayer Aktiengesellschaft Optical data carrier comprising a phthalocyanine dye as light-absorbent compound in the information layer

Also Published As

Publication number Publication date
WO2005081240A3 (en) 2005-11-10
US20070172624A1 (en) 2007-07-26
WO2005081240A2 (en) 2005-09-01
TW200535834A (en) 2005-11-01
EP1726009A2 (en) 2006-11-29

Similar Documents

Publication Publication Date Title
JP2007290401A (ja) 高い記憶密度を有する光学記録材料
WO1998028737A1 (en) Complex polymethine dyes and their use
JP2005525956A (ja) 五環式キサンチリウム染料を含む光学記憶媒体
CN100519530C (zh) 高储存密度光学记录材料
JP2008510052A (ja) 大容量光学記憶媒体
JP2007526835A (ja) 高記憶密度を有する光学記録材料
JP2006523553A (ja) 高度の記録密度を有する光学記録材料類
JP2007522973A (ja) 青色レーザーを使用して書き込みが可能な光学記録材料
JP2005525957A (ja) 高性能光記憶媒体
KR20070085414A (ko) 단일 치환된 스쿠아르산 금속 착체 염료 및 이의 광학데이터 기록용 광학층에서의 용도
WO2007048709A1 (en) Anionic barbituric acid based azomethine metal complex dyes and their use in optical layers for optical data recording
JP2000343824A (ja) 光学記録媒体
JP2003103935A (ja) 光学記録媒体
US20070184232A1 (en) Optical recording materials having high storage density
JP2000335110A (ja) 光学記録媒体
CN101001923A (zh) 具有高存储密度的光记录材料
JP2007500610A (ja) Ｏ−配位金属キレートおよび高記録容量を有する光学的記録媒体におけるその使用
JP2006297923A (ja) 光情報記録媒体
JP2007535778A (ja) 高い記憶密度を有する光学的記録材料
JP2001080211A (ja) アゾ金属錯体系色素および光記録媒体
JP2005071410A (ja) 光記録媒体
HK1082980B (en) Optical recording materials having high storage density
JP2007062214A (ja) 色素、光記録材料及び光記録媒体

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080212

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20080212

A761 Written withdrawal of application

Free format text: JAPANESE INTERMEDIATE CODE: A761

Effective date: 20080605