Ferroelectric liquid crystals

Details Ferroelectric liquid crystals Ferroelectric liquid crystals

1988-02-03

1989-10-17

Gron, Teddy S.

Compositions

Liquid crystal compositions

Containing nonsteryl liquid crystalline compound of...

2522995, 25229901, 350350R, 350350S, 544335, 548136, G02F 1934, C07D23902, C07D28512

Patent

active

048745448

ABSTRACT:
Fast-switching displays with memory properties are provided, which can display digits, symbols, and images, and which contain as chemically and thermally stable ferroelectric liquid crystalline substances, according to the invention, liquid crystalline derivatives which contain a chiral alkyl halide residue corresponding to the general formula ##STR1## are used in mixtures of one another as well as in conjunction with other liquid crystalline or non-crystalline liquid substances.

REFERENCES:
patent: 4592858 (1986-06-01), Higuchi et al.
patent: 4657695 (1987-04-01), Saito et al.
patent: 4725686 (1988-02-01), Taguchi et al.
patent: 4728458 (1988-03-01), Higuchi et al.
patent: 4765924 (1988-08-01), Inoue et al.

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