Compositions – Liquid crystal compositions
Patent
1991-02-22
1993-04-13
Stoll, Robert L.
Compositions
Liquid crystal compositions
25229966, 25229967, 526320, 526326, C09K 1952, C09K 1912, C08F 1800, C08F 1816
Patent
active
052020533
ABSTRACT:
This invention is a polymerizable nematic monomer composition comprising (A) 20 to 80 weight % of at least one monomer having the following general formula wherein n is 10, 12 or 14, and (B) 80 to 20 weight % of at least one monomer having the following general formula wherein n is 4, 6 or 8: ##STR1## wherein R is CH.sub.3 or H and Y is covalent bond or --CO.sub.2 --.
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"Synthesis and Phase Behavior of Liquid Crystalline Polyacrylates", Portugall et al., Makromol Chem., 183,2311 (1982).
"Nonlinear Optical Phenomena in Liquid Crystalline Side Chain Polymers", Wendorf et al., Mol. Cryst. Liq. Cryst., vol. 169, pp. 133-136 (1989).
Hercules Incorporated
Kuller Mark D.
Stoll Robert L.
Tucker Philip
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