JPS6440379A - Data recording medium - Google Patents
Data recording mediumInfo
- Publication number
- JPS6440379A JPS6440379A JP62195186A JP19518687A JPS6440379A JP S6440379 A JPS6440379 A JP S6440379A JP 62195186 A JP62195186 A JP 62195186A JP 19518687 A JP19518687 A JP 19518687A JP S6440379 A JPS6440379 A JP S6440379A
- Authority
- JP
- Japan
- Prior art keywords
- alkyl
- liquid crystal
- compound
- molecular weight
- high molecular
- 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.)
- Granted
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
- G11B7/25—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 liquid crystals
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Liquid Crystal (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
- Liquid Crystal Substances (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62195186A JP2696697B2 (ja) | 1987-08-06 | 1987-08-06 | 情報記録媒体 |
DE3856472T DE3856472T2 (de) | 1987-08-05 | 1988-08-04 | Datenaufzeichnungsträger |
DE3854934T DE3854934T2 (de) | 1987-08-05 | 1988-08-04 | Datenaufzeichnungträger |
EP88112724A EP0302497B1 (en) | 1987-08-05 | 1988-08-04 | Data recording medium |
EP94102428A EP0597826B1 (en) | 1987-08-05 | 1988-08-04 | Data recording medium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62195186A JP2696697B2 (ja) | 1987-08-06 | 1987-08-06 | 情報記録媒体 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6440379A true JPS6440379A (en) | 1989-02-10 |
JP2696697B2 JP2696697B2 (ja) | 1998-01-14 |
Family
ID=16336883
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62195186A Expired - Fee Related JP2696697B2 (ja) | 1987-08-05 | 1987-08-06 | 情報記録媒体 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2696697B2 (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60165293A (ja) * | 1984-02-08 | 1985-08-28 | Tdk Corp | 光記録媒体 |
JPS60165294A (ja) * | 1984-02-09 | 1985-08-28 | Tdk Corp | 光記録媒体 |
JPS60166487A (ja) * | 1984-02-10 | 1985-08-29 | Tdk Corp | 光記録媒体 |
JPS60168691A (ja) * | 1984-02-11 | 1985-09-02 | Tdk Corp | 光記録媒体 |
JPS62157341A (ja) * | 1985-12-27 | 1987-07-13 | Nec Corp | 光記録媒体 |
-
1987
- 1987-08-06 JP JP62195186A patent/JP2696697B2/ja not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60165293A (ja) * | 1984-02-08 | 1985-08-28 | Tdk Corp | 光記録媒体 |
JPS60165294A (ja) * | 1984-02-09 | 1985-08-28 | Tdk Corp | 光記録媒体 |
JPS60166487A (ja) * | 1984-02-10 | 1985-08-29 | Tdk Corp | 光記録媒体 |
JPS60168691A (ja) * | 1984-02-11 | 1985-09-02 | Tdk Corp | 光記録媒体 |
JPS62157341A (ja) * | 1985-12-27 | 1987-07-13 | Nec Corp | 光記録媒体 |
Also Published As
Publication number | Publication date |
---|---|
JP2696697B2 (ja) | 1998-01-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |