JPS52130304A - Information recording material - Google Patents
Information recording materialInfo
- Publication number
- JPS52130304A JPS52130304A JP4658376A JP4658376A JPS52130304A JP S52130304 A JPS52130304 A JP S52130304A JP 4658376 A JP4658376 A JP 4658376A JP 4658376 A JP4658376 A JP 4658376A JP S52130304 A JPS52130304 A JP S52130304A
- Authority
- JP
- Japan
- Prior art keywords
- information recording
- recording material
- composing
- damaged
- wound
- 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.)
- Pending
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
- G11B7/243—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 inorganic materials only, e.g. ablative layers
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
Abstract
PURPOSE:To manufacture an information recording material for which such energy as laser beam will be applied for composing minute cavity that wound not be damaged of its circular outline, by composing a thin film on the base board as the film contains mixture of specific two kinds of chemical elements.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4658376A JPS52130304A (en) | 1976-04-26 | 1976-04-26 | Information recording material |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4658376A JPS52130304A (en) | 1976-04-26 | 1976-04-26 | Information recording material |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52130304A true JPS52130304A (en) | 1977-11-01 |
Family
ID=12751311
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4658376A Pending JPS52130304A (en) | 1976-04-26 | 1976-04-26 | Information recording material |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52130304A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5874392A (en) * | 1981-10-30 | 1983-05-04 | Ulvac Corp | Optical recording medium |
JPS59185048A (en) * | 1983-04-01 | 1984-10-20 | Matsushita Electric Ind Co Ltd | Member for recording optical information and its recording method |
JPS6253886A (en) * | 1984-12-26 | 1987-03-09 | Asahi Chem Ind Co Ltd | Information-recording medium |
-
1976
- 1976-04-26 JP JP4658376A patent/JPS52130304A/en active Pending
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5874392A (en) * | 1981-10-30 | 1983-05-04 | Ulvac Corp | Optical recording medium |
JPS59185048A (en) * | 1983-04-01 | 1984-10-20 | Matsushita Electric Ind Co Ltd | Member for recording optical information and its recording method |
JPH0548197B2 (en) * | 1983-04-01 | 1993-07-20 | Matsushita Electric Ind Co Ltd | |
JPS6253886A (en) * | 1984-12-26 | 1987-03-09 | Asahi Chem Ind Co Ltd | Information-recording medium |
JPH0380635B2 (en) * | 1984-12-26 | 1991-12-25 | Asahi Chemical Ind |
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