CH670723A5 - - Google Patents

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Publication number
CH670723A5
CH670723A5 CH306586A CH306586A CH670723A5 CH 670723 A5 CH670723 A5 CH 670723A5 CH 306586 A CH306586 A CH 306586A CH 306586 A CH306586 A CH 306586A CH 670723 A5 CH670723 A5 CH 670723A5
Authority
CH
Switzerland
Prior art keywords
recording medium
medium according
light
substituted
unsubstituted
Prior art date
Application number
CH306586A
Other languages
German (de)
English (en)
Inventor
Hansrudolf Dr Schwander
Original Assignee
Ciba Geigy 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 Geigy Ag filed Critical Ciba Geigy Ag
Priority to CH306586A priority Critical patent/CH670723A5/de
Priority to GB8717514A priority patent/GB2193658B/en
Priority to DE19873724819 priority patent/DE3724819A1/de
Priority to FR8710695A priority patent/FR2602366A1/fr
Priority to JP62189040A priority patent/JPS6337993A/ja
Publication of CH670723A5 publication Critical patent/CH670723A5/de

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

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
CH306586A 1986-07-30 1986-07-30 CH670723A5 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH306586A CH670723A5 (fr) 1986-07-30 1986-07-30
GB8717514A GB2193658B (en) 1986-07-30 1987-07-23 Optical recording medium
DE19873724819 DE3724819A1 (de) 1986-07-30 1987-07-27 Optisches aufzeichnungsmedium
FR8710695A FR2602366A1 (fr) 1986-07-30 1987-07-28 Milieux d'enregistrement optique, et utilisation des colorants contenus dans ces milieux
JP62189040A JPS6337993A (ja) 1986-07-30 1987-07-30 光学記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH306586A CH670723A5 (fr) 1986-07-30 1986-07-30

Publications (1)

Publication Number Publication Date
CH670723A5 true CH670723A5 (fr) 1989-06-30

Family

ID=4247843

Family Applications (1)

Application Number Title Priority Date Filing Date
CH306586A CH670723A5 (fr) 1986-07-30 1986-07-30

Country Status (5)

Country Link
JP (1) JPS6337993A (fr)
CH (1) CH670723A5 (fr)
DE (1) DE3724819A1 (fr)
FR (1) FR2602366A1 (fr)
GB (1) GB2193658B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5910393A (en) * 1987-06-10 1999-06-08 Mitsubishi Denki Kabushiki Kaisha Optical recording material
EP0457721A1 (fr) * 1990-05-15 1991-11-21 Ciba-Geigy Ag Colorants absorbant dans l'infra-rouge proche

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3978247A (en) * 1974-01-28 1976-08-31 Rca Corporation Transfer recording process
CA1127945A (fr) * 1979-06-04 1982-07-20 James H. Sharp Disque optique
JPS5926293A (ja) * 1982-08-06 1984-02-10 Nippon Kayaku Co Ltd 光学的画像記録／読取媒体
DE3510361A1 (de) * 1984-03-23 1985-10-03 Basf Ag, 6700 Ludwigshafen Optisches aufzeichungsmedium und verfahren zu seiner herstellung
DE3426093A1 (de) * 1984-07-14 1986-01-23 Basf Ag, 6700 Ludwigshafen Optisches aufzeichnungsmedium und verfahren zu seiner herstellung

Also Published As

Publication number Publication date
DE3724819A1 (de) 1988-02-11
JPS6337993A (ja) 1988-02-18
GB8717514D0 (en) 1987-08-26
GB2193658A (en) 1988-02-17
FR2602366A1 (fr) 1988-02-05
GB2193658B (en) 1990-05-30

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Legal Events

Date Code Title Description
PL Patent ceased