Nonaqueous liquid crystal compositions

Details Nonaqueous liquid crystal compositions Nonaqueous liquid crystal compositions

1993-08-27

1994-12-20

Wu, Shean

Compositions

Liquid crystal compositions

428 1, 252121, 252122, 25217412, 25217421, 25217423, 252DIG1, 252DIG12, 252DIG19, C09K 1900, C11D 932, C11D 1700

Patent

active

053743725

ABSTRACT:
The present invention relates to a liquid crystal composition which comprises approximately by weight 7 to 70% a nonionic surface active agent. 0 to 30% of an aliphatic hydrocarbon having about 6 to 16 carbon atoms, and 10 to 90% of an essentially nonaqueous polar solvent having a Hansen hydrogen bonding solubility parameter at 25.degree. C. of at least 12M Pa.sup.1/2.

REFERENCES:
patent: 5035826 (1991-07-01), Durbut et al.
patent: 5096612 (1992-03-01), Pinter et al.
patent: 5190915 (1993-03-01), Behan et al.

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