Compositions – Light transmission modifying compositions
Patent
1996-04-12
2000-01-25
Tucker, Philip
Compositions
Light transmission modifying compositions
252585, 25229962, 568326, 568329, 568633, F21V 900, F21V 914, C09K 1932, C07C 4100
Patent
active
060174706
ABSTRACT:
This invention provides a compound having the structure: ##STR1## wherein rings A and B represent independent electron accepting ring systems and wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7 and R.sub.8 are the same or different and are H, substituted or unsubstituted, saturated or unsaturated alkyl, alkenyl, cycloalkyl, aryl, or arylalkyl, --SR, --NRR', --OR, --OC(O)R, SC(O)R, --SCR, wherein R and R' are independently substituted or unsubstituted, saturated or unsaturated alkyl, alkenyl, cycloalkyl, aryl, or arylalkyl.
This invention also provides thin films comprising a compound having the above structure or suitable derivatives thereof.
This invention further provides liquid crystal display devices and non-linear optical devises comprising a compound having the above structure or a suitable derivative thereof.
Finally, this invention provides a method for achieving a high order non-linear electrooptical response comprising contacting a suitable sample of the inventive compound or a derivative thereof with an appropriate light source.
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Katz Thomas J.
Nuckolls Colin P.
The Trustees of Columbia University in the City of New York
Tucker Philip
White John P.
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