Optically nonlinear aromatic carboxylic acid complexes

Details Optically nonlinear aromatic carboxylic acid complexes Optically nonlinear aromatic carboxylic acid complexes

1990-10-31

1992-01-14

Maples, John S.

Compositions

Light transmission modifying compositions

Infrared

252582, 252589, 359326, 359328, 359241, 385122, F21V 904, G02F 113

Patent

active

050808320

ABSTRACT:
Optically nonlinear aromatic carboxylic acid cocrystals are provided of the formula: ##STR1## wherein each R is CN or NO.sub.2, n is 1-4, m is 1-3 and X and Y are individually (C.sub.1 -C.sub.3)alkyl, (C.sub.1 -C.sub.3)-alkanolyl, (C.sub.1 -C.sub.3)alkoxycarbonyl, ar(C.sub.1 -C.sub.5)alkyl, aryl, (C.sub.1 -C.sub.3)alkoxy, hydroxy, halo or mixtures thereof.

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