Side-chain liquid crystalline polymer containing crown ether bas

Details Side-chain liquid crystalline polymer containing crown ether bas Side-chain liquid crystalline polymer containing crown ether bas

1991-09-04

1993-08-31

Dean, Jr., Ralph H.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From silicon reactant having at least one...

528 15, 528 29, 525479, 25229901, 25229961, C08G 7738

Patent

active

052410366

ABSTRACT:
A side-chain liquid crystalline polymer containing crown ether based mesogens having the following structure ##STR1## wherein the polymer backbone is at least partially grafted by the crown ether based mesogens with oligo(methylene) or oligo(oxyethylene) spacers.

REFERENCES:
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Makromol. Chem., Rapid Commun. vol. 11, pp. 151-157 (Apr. 1990).
Macromolecules, vol. 22, pp. 4408-4412 (Dec., 1989).
Blasius et al., J. Chromatogr., 96, 89 (1974).
Kimura et al., Journal of Liquid Chromatography, 5(s.2), 223-255, 1982.
Cowie et al., British Polymer Journal, 20, 515-519, 1988.
He et al., J. Chem. Soc., Chem. Commun., 1294-1296, 1987.
Kolthoff et al., Analytical Chemistry, 51, 8, 1301-1306, Jul. 1979.
Percec et al., Macromolecules, 22, 2043-2047, 1989.

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