Nagamura et al., 1991 - Google Patents
Novel photochromic polymer films containing ion-pair charge-transfer complexes of 4, 4′-bipyridinium ions for optical recordingNagamura et al., 1991
- Document ID
- 103081240729432871
- Author
- Nagamura T
- Isoda Y
- Publication year
- Publication venue
- Journal of the Chemical Society, Chemical Communications
External Links
Snippet
Elastic polymer films containing 4, 4′-bipyridinium salts with tetrakis [3, 5-bis (trifluoromethyl) phenyl] borate as part of the main chain showed persistent and reversible colour changes due to photoinduced electron transfer upon excitation of an ion-pair charge …
- 229920000642 polymer 0 title abstract description 26
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
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