Compositions – Light transmission modifying compositions
Patent
1992-11-27
1994-10-11
Tucker, Philip
Compositions
Light transmission modifying compositions
252587, 252589, 549551, 549554, 549561, 549563, 564315, 564323, 560 9, 560 21, 560 22, 560 23, 560 36, 560 37, 560 45, 560102, 560141, 558388, 558401, 558414, 558416, 558418, 558420, 558423, 558427, 568 28, 568 29, 568 30, 568 31, 568 32, 568 33, 568 34, 568 35, 568 38, 568 39, 568 41, 568 42, 568 44, 568 45, 568 46, 568 47, 568 49, 568 51, 568 52, 568 54, 568 55, 568 56, 568 57, 568 58, 568 61, 568 62, 568 63, 568 64, 568 65, 568 66, 568 67, 568579, 568584, 568630, 568631, 568632, 568633, 568634, F21V 90
Patent
active
053545117
ABSTRACT:
Compounds having non-linear optical activity of the general formula ##STR1## wherein D and A are electron donor and acceptor groups, respectively, R.sup.1 and R.sup.2 are aromatic bridging groups, X and Y are preferably groups capable of partaking in polymerization reactions are suitable for use in polymer-based light modulator devices.
REFERENCES:
patent: 3546165 (1970-12-01), Morgan
patent: 4684678 (1987-08-01), Schultz et al.
patent: 5176854 (1993-01-01), Ito et al.
Korshak et al., "Cardo Polymers", J. Macromol.Sci.--Rev. Macromol. Chem. C11(1), 45-142 (1974).
Nicoud et al., "Organic SHG Powder Test Data", Nonlinear Optical Properties Of Organic Molecules and Crystals, vol. 2 (1987).
Nahata Ajay
Shan Jianhui
Wu Chengjiu
Allied-Signal Inc.
Brown Melanie L.
Criss Roger H.
Tucker Philip
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