GB2066489B - Ablative optical recording medium - Google Patents
Ablative optical recording mediumInfo
- Publication number
- GB2066489B GB2066489B GB7941271A GB7941271A GB2066489B GB 2066489 B GB2066489 B GB 2066489B GB 7941271 A GB7941271 A GB 7941271A GB 7941271 A GB7941271 A GB 7941271A GB 2066489 B GB2066489 B GB 2066489B
- Authority
- GB
- United Kingdom
- Prior art keywords
- recording medium
- optical recording
- ablative optical
- ablative
- medium
- 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
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/72—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705
- G03C1/73—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705 containing organic compounds
-
- 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7941271A GB2066489B (en) | 1979-11-29 | 1979-11-29 | Ablative optical recording medium |
FR7930239A FR2471649B1 (en) | 1979-11-29 | 1979-12-10 | OPTICAL ABLATION RECORDING MEDIUM |
JP16462779A JPS5686795A (en) | 1979-11-29 | 1979-12-17 | Melting removing type optical recording medium |
DE19792951340 DE2951340A1 (en) | 1979-11-29 | 1979-12-20 | OPTICAL RECORD CARRIER |
HK78286A HK78286A (en) | 1979-11-29 | 1986-10-16 | Ablative optical recording medium |
JP4040263A JPH0662010B2 (en) | 1979-11-29 | 1992-01-29 | Ablation type optical recording medium |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB7941271A GB2066489B (en) | 1979-11-29 | 1979-11-29 | Ablative optical recording medium |
NL7908830A NL191910C (en) | 1979-12-06 | 1979-12-06 | Ablative optical recording medium, comprising a light-reflecting material, coated with a layer of a light-absorbing dye. |
FR7930239A FR2471649B1 (en) | 1979-11-29 | 1979-12-10 | OPTICAL ABLATION RECORDING MEDIUM |
JP16462779A JPS5686795A (en) | 1979-11-29 | 1979-12-17 | Melting removing type optical recording medium |
DE19792951340 DE2951340A1 (en) | 1979-11-29 | 1979-12-20 | OPTICAL RECORD CARRIER |
JP4040263A JPH0662010B2 (en) | 1979-11-29 | 1992-01-29 | Ablation type optical recording medium |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2066489A GB2066489A (en) | 1981-07-08 |
GB2066489B true GB2066489B (en) | 1983-10-19 |
Family
ID=27544299
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7941271A Expired GB2066489B (en) | 1979-11-29 | 1979-11-29 | Ablative optical recording medium |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2066489B (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58121153A (en) * | 1982-01-13 | 1983-07-19 | Fujitsu Ltd | Optical information medium |
JPS60187948A (en) * | 1984-03-06 | 1985-09-25 | Ricoh Co Ltd | Optical information recording medium |
GB2164462B (en) * | 1984-08-09 | 1988-12-14 | Japan Res Dev Corp | Optical recording material, process for preparing the same and optical recording method |
JPS61125882A (en) * | 1984-11-22 | 1986-06-13 | Victor Co Of Japan Ltd | Optical recording medium |
GB8431924D0 (en) * | 1984-12-18 | 1985-01-30 | Ici Plc | Optical recording medium |
EP0188331B1 (en) * | 1985-01-14 | 1990-07-25 | MITSUI TOATSU CHEMICALS, Inc. | Optical recording medium |
JPS6290291A (en) * | 1985-05-31 | 1987-04-24 | Mitsui Toatsu Chem Inc | Optical recording medium |
JPH0749231B2 (en) * | 1985-08-13 | 1995-05-31 | 三菱化学株式会社 | Optical recording body |
US4816386A (en) * | 1986-01-13 | 1989-03-28 | Toray Industries, Inc. | Near-infrared sensitive phthalocyanine-polymer compositions |
DE3622294A1 (en) * | 1986-07-03 | 1988-01-07 | Basf Ag | OPTICAL RECORDING MEDIUM |
-
1979
- 1979-11-29 GB GB7941271A patent/GB2066489B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2066489A (en) | 1981-07-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PE20 | Patent expired after termination of 20 years |
Effective date: 19991128 |