Liquid crystal electro optical element

Details Liquid crystal electro optical element Liquid crystal electro optical element

1974-12-13

1977-08-23

Padgett, Benjamin R.

Compositions

Radioactive compositions

Nuclear reactor fuel

252299, 252408, 58 23R, C09K 334, G02F 113

Patent

active

040436349

ABSTRACT:
A liquid crystal electro-optical element which comprises a nematic liquid crystal composition having a positive dielectric anisotropy which is composed of p-n-alkylbenzylidene-p'-cyanoaniline and an improver selected from the group consisting of p-n-alkyl cyanobenzene, p-alkylbenzylidene-p'-alkoxyaniline, and p-alkoxybenzylidene-p'-n-alkylaniline.

REFERENCES:
patent: 3815972 (1974-06-01), Hsieh
patent: 3853391 (1974-12-01), Jorkin
patent: 3872140 (1975-03-01), Klanderman et al.
patent: 3880767 (1975-04-01), Chang et al.
patent: 3891307 (1975-06-01), Tsukamoto et al.
patent: 3900248 (1975-08-01), Nagasaki
patent: 3927064 (1975-12-01), Boller et al.
patent: 3975286 (1976-08-01), Oh
patent: 3977768 (1976-08-01), Nakamura et al.

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