DE2857268C2 - - Google Patents

Info

Publication number
DE2857268C2
DE2857268C2 DE2857268T DE2857268T DE2857268C2 DE 2857268 C2 DE2857268 C2 DE 2857268C2 DE 2857268 T DE2857268 T DE 2857268T DE 2857268 T DE2857268 T DE 2857268T DE 2857268 C2 DE2857268 C2 DE 2857268C2
Authority
DE
Germany
Prior art keywords
recording
layer
recording layer
dye
information
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
Application number
DE2857268T
Other languages
German (de)
English (en)
Other versions
DE2857268T1 (de
Inventor
Harold Todd Thomas
Joseph Jude Rochester N.Y. Us Wrobel
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25337554&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE2857268(C2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of DE2857268T1 publication Critical patent/DE2857268T1/de
Application granted granted Critical
Publication of DE2857268C2 publication Critical patent/DE2857268C2/de
Granted 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
    • G11B7/246—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/36—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using a polymeric layer, which may be particulate and which is deformed or structurally changed with modification of its' properties, e.g. of its' optical hydrophobic-hydrophilic, solubility or permeability properties
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D15/00—Component parts of recorders for measuring arrangements not specially adapted for a specific variable
    • G01D15/10—Heated recording elements acting on heatsensitive 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
    • 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
    • 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
    • G11B7/245—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 a polymeric component
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
    • G11C13/048—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using other optical storage elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/80—Television signal recording using electrostatic recording
    • H04N5/82—Television signal recording using electrostatic recording using deformable thermoplastic recording medium
    • 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
    • G11B7/2531—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 glass
    • 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
    • G11B7/2585—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 aluminium
    • 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
    • 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
    • Y10S430/165—Thermal imaging composition

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Recording Measured Values (AREA)
  • Duplication Or Marking (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
DE782857268T 1977-12-19 1978-12-15 Medium for recording by thermal deformation Granted DE2857268T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US86206977A 1977-12-19 1977-12-19
PCT/US1978/000227 WO1979000404A1 (en) 1977-12-19 1978-12-15 Medium for recording by thermal deformation

Publications (2)

Publication Number Publication Date
DE2857268T1 DE2857268T1 (de) 1980-12-11
DE2857268C2 true DE2857268C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-01-12

Family

ID=25337554

Family Applications (1)

Application Number Title Priority Date Filing Date
DE782857268T Granted DE2857268T1 (de) 1977-12-19 1978-12-15 Medium for recording by thermal deformation

Country Status (6)

Country Link
US (1) US4380769A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0003262B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPH0114038B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1140755A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2857268T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
WO (1) WO1979000404A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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FR2474222A1 (fr) * 1980-01-23 1981-07-24 Thomson Csf Procede d'inscription thermo-optique d'information et support d'information destine a la mise en oeuvre de ce procede
US4360908A (en) * 1980-02-25 1982-11-23 Eastman Kodak Company Physically optimized optical disc structure, method and apparatus
CA1154963A (en) * 1980-02-25 1983-10-11 Harold T. Thomas USE OF.alpha.,.alpha.'-BIS(DIALKYLAMINOBENZYLIDENE) KETONE DYES IN OPTICAL RECORDING ELEMENTS
CA1175227A (en) * 1980-08-25 1984-10-02 Paul S. Vincett One step optical imaging method
CA1163490A (en) * 1980-10-31 1984-03-13 Richard L. Wilkinson Composition containing nitrocellulose, red i dye and solvent, for use in making an ablative imaging medium
CA1163489A (en) * 1980-10-31 1984-03-13 David L. Atwell Process for making an imaging medium solution by heating a combination including a dye dispersion and a nitrocellulose solution
US4449139A (en) * 1981-05-18 1984-05-15 Eastman Kodak Company Optical disc unit, fabrication method and cooperating write and/or read apparatus
GB2121227A (en) * 1982-05-11 1983-12-14 Nigel Geoffrey Ley Optical memory recording disc
CA1192662A (en) * 1982-06-21 1985-08-27 James E. Kuder Erasable recording medium comprising a dimer acid polyamide resin
CA1192307A (en) * 1982-06-21 1985-08-20 Anthony J. East Erasable optical recording medium
US5512416A (en) * 1982-07-30 1996-04-30 Tdk Corporation Optical recording medium
US4626361A (en) * 1983-03-09 1986-12-02 Eastman Kodak Company Binder-mixtures for optical recording layers and elements
US4499165A (en) * 1983-03-09 1985-02-12 Eastman Kodak Company Amorphous compositions of dyes and binder-mixtures in optical recording elements and information recorded elements
US4515879A (en) * 1983-04-28 1985-05-07 Coulter Systems Corporation Optical mass memory system using electrophotography
EP0147945A1 (en) * 1983-11-21 1985-07-10 Comtech Research Unit Limited Data storage medium
JPS60166956A (ja) * 1984-02-09 1985-08-30 Canon Inc 感光体及びそれを用いた画像形成方法
US4538159A (en) * 1984-04-16 1985-08-27 Eastman Kodak Company Ceramic overcoated optical recording element
US4527173A (en) * 1984-04-16 1985-07-02 Eastman Kodak Company Erasable, reusable optical recording element and method
US4584258A (en) * 1984-11-16 1986-04-22 Eastman Kodak Company Recording and information record elements comprising telluropyrlium dyes
DE3577491D1 (de) * 1984-12-28 1990-06-07 Kuraray Co Optisches informationsaufzeichnungsmedium.
US4578684A (en) * 1985-02-28 1986-03-25 Eastman Kodak Company Optical recording and information elements
US4666819A (en) * 1985-03-11 1987-05-19 Minnesota Mining And Manufacturing Company Optical information storage based on polymeric dyes
US4900649A (en) * 1985-11-19 1990-02-13 Matsushita Electric Industrial Co., Ltd. Method of producing an optical recording medium and an optical recording medium produced thereby
DE3608214A1 (de) * 1986-03-12 1987-09-17 Basf Ag Naphtholactamfarbstoffe und diese enthaltende optische aufzeichnungsmedien
DE3820001A1 (de) * 1988-06-11 1989-12-14 Basf Ag Optisches aufzeichnungsmedium
US6537720B1 (en) * 1989-03-30 2003-03-25 Polaroid Graphics Imaging Llc Ablation-transfer imaging/recording
DE3911829A1 (de) * 1989-04-11 1990-10-18 Basf Ag Optisches aufzeichnungsmedium
US5384221A (en) * 1990-12-12 1995-01-24 Physical Optics Corporation Birefringent azo dye polymer erasable optical storage medium
JPH05120727A (ja) * 1991-10-28 1993-05-18 Ricoh Co Ltd 光記録媒体及び該媒体に情報を記録または再生する方法
EP0575176B1 (en) * 1992-06-18 1998-08-19 Canon Kabushiki Kaisha Optical recording medium, information recording method and information reproducing method
US5302757A (en) * 1992-09-14 1994-04-12 Eastman Kodak Company Ultraviolet light sensitive onium salts
US5486437A (en) * 1993-04-08 1996-01-23 Sony Corporation Optical recording method
US5741627A (en) * 1996-05-15 1998-04-21 Del Mar Avionics Optical recording medium and method for eliminating berm buildup
US6747930B1 (en) 1996-12-24 2004-06-08 Hide & Seek Technologies, Inc. Data protection on an optical disk
US6338933B1 (en) 1998-06-25 2002-01-15 Spectradisc Corporation Methods and apparatus for rendering an optically encoded medium unreadable
US6531262B1 (en) 1998-06-25 2003-03-11 Spectradisc Corporation Methods and apparatus for rendering an optically encoded medium unreadable and tamper-resistant
JP4243059B2 (ja) * 1999-07-12 2009-03-25 フレックスプレイ・テクノロジーズ・インコーポレイテッド 使捨て式光学記憶媒体とその製造方法
US6570840B1 (en) 2000-04-26 2003-05-27 Optical Disc Corporation Figure of merit in optical recording structures
AU2002222458A1 (en) * 2000-12-07 2002-06-18 Consellation Trid Inc Method for polarization data recording/retrieval on luminescent optical data carriers
US6982109B2 (en) * 2000-12-11 2006-01-03 Flexplay Technologies, Inc. Method for rendering surface layer of limited play disk lightfast
US7177261B2 (en) * 2001-06-05 2007-02-13 Flexplay Technologies, Inc. Limited play optical devices with interstitial reactive layer and methods of making same
JP2006155786A (ja) * 2004-11-30 2006-06-15 Toshiba Corp 情報記憶媒体
US7613869B2 (en) * 2006-11-27 2009-11-03 Brigham Young University Long-term digital data storage

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US3475760A (en) * 1966-10-07 1969-10-28 Ncr Co Laser film deformation recording and erasing system
DE2522928A1 (de) * 1974-05-25 1975-12-04 Canon Kk Aufzeichnungstraeger und -verfahren

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US3196010A (en) * 1962-05-08 1965-07-20 Xerox Corp Electrophotographic process for formation of deformation images in deformable interference films
US3262122A (en) * 1963-05-01 1966-07-19 Ibm Thermoplastic memory
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US3475760A (en) * 1966-10-07 1969-10-28 Ncr Co Laser film deformation recording and erasing system
DE2522928A1 (de) * 1974-05-25 1975-12-04 Canon Kk Aufzeichnungstraeger und -verfahren

Non-Patent Citations (1)

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Title
DE-B., Cap, Physik griffbereit, Verl. Fr. Vieweg & Sohn, 1972, S.657-662 *

Also Published As

Publication number Publication date
EP0003262A1 (en) 1979-08-08
CA1140755A (en) 1983-02-08
JPS54500058A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-11-08
US4380769A (en) 1983-04-19
WO1979000404A1 (en) 1979-07-12
EP0003262B1 (en) 1985-11-06
DE2857268T1 (de) 1980-12-11
JPH0114038B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-03-09

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8128 New person/name/address of the agent

Representative=s name: BRANDES, J., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 8

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee