GB2070977B - Optical recording materials containing a,a'-bis (dialkylaminobenzylidene) ketone dyes - Google Patents
Optical recording materials containing a,a'-bis (dialkylaminobenzylidene) ketone dyesInfo
- Publication number
- GB2070977B GB2070977B GB8105725A GB8105725A GB2070977B GB 2070977 B GB2070977 B GB 2070977B GB 8105725 A GB8105725 A GB 8105725A GB 8105725 A GB8105725 A GB 8105725A GB 2070977 B GB2070977 B GB 2070977B
- Authority
- GB
- United Kingdom
- Prior art keywords
- dialkylaminobenzylidene
- bis
- optical recording
- recording materials
- materials containing
- 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
- 239000000975 dye Substances 0.000 title 1
- 150000002576 ketones Chemical class 0.000 title 1
- 239000000463 material Substances 0.000 title 1
- 230000003287 optical effect Effects 0.000 title 1
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
-
- 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
- G11B7/252—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
- G11B7/253—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
- G11B7/2533—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 resins
- G11B7/2535—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 resins polyesters, e.g. PET, PETG or PEN
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12438280A | 1980-02-25 | 1980-02-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| GB2070977A GB2070977A (en) | 1981-09-16 |
| GB2070977B true GB2070977B (en) | 1983-09-21 |
Family
ID=22414531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB8105725A Expired GB2070977B (en) | 1980-02-25 | 1981-02-24 | Optical recording materials containing a,a'-bis (dialkylaminobenzylidene) ketone dyes |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS56135557A (enrdf_load_stackoverflow) |
| BE (1) | BE887677A (enrdf_load_stackoverflow) |
| CA (1) | CA1154963A (enrdf_load_stackoverflow) |
| DE (1) | DE3106878A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2476546A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2070977B (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57211145A (en) * | 1981-06-23 | 1982-12-24 | Japan Synthetic Rubber Co Ltd | Photoresist composition |
| WO1984002794A1 (en) * | 1982-12-31 | 1984-07-19 | Minnesota Mining & Mfg | Recording medium for optical data storage |
| JPS60500328A (ja) * | 1982-12-31 | 1985-03-14 | ミネソタ マイニング アンド マニユフアクチユアリング コンパニ− | 光学デ−タ記憶用記録媒体 |
| 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 |
| US8119041B2 (en) | 2001-09-05 | 2012-02-21 | Fujifilm Corporation | Non-resonant two-photon absorption induction method and process for emitting light thereby |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2133515B2 (de) * | 1970-07-09 | 1976-08-12 | E.I. du Pont de Nemours and Co., Wilmington, Del. (V.StA.) | Lichtempfindliches gemisch |
| DE2857268T1 (de) * | 1977-12-19 | 1980-12-11 | Eastman Kodak Co | Medium for recording by thermal deformation |
-
1981
- 1981-01-26 CA CA000369312A patent/CA1154963A/en not_active Expired
- 1981-02-24 DE DE19813106878 patent/DE3106878A1/de active Granted
- 1981-02-24 GB GB8105725A patent/GB2070977B/en not_active Expired
- 1981-02-24 FR FR8103586A patent/FR2476546A1/fr active Granted
- 1981-02-25 JP JP2669481A patent/JPS56135557A/ja active Granted
- 1981-02-25 BE BE0/203921A patent/BE887677A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE3106878C2 (enrdf_load_stackoverflow) | 1987-07-09 |
| BE887677A (fr) | 1981-08-25 |
| JPH0155120B2 (enrdf_load_stackoverflow) | 1989-11-22 |
| CA1154963A (en) | 1983-10-11 |
| FR2476546A1 (fr) | 1981-08-28 |
| GB2070977A (en) | 1981-09-16 |
| DE3106878A1 (de) | 1982-01-07 |
| JPS56135557A (en) | 1981-10-23 |
| FR2476546B1 (enrdf_load_stackoverflow) | 1983-06-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PCNP | Patent ceased through non-payment of renewal fee |