Liquid-crystalline polymers of virtually uniform molecular weigh

Details Liquid-crystalline polymers of virtually uniform molecular weigh Liquid-crystalline polymers of virtually uniform molecular weigh

1992-05-08

1994-07-26

Wu, Shean

Compositions

Liquid crystal compositions

526318, 526319, 430 20, 428 1, C09K 1952, C08F 2210, G11B 724

Patent

active

053325206

ABSTRACT:
A liquid-crystalline polymer of virtually uniform molecular weight, obtainable by polymerizing identical or different monomers of the formula I ##STR1## where R is hydrogen, chlorine or methyl,

REFERENCES:
patent: 4844835 (1989-07-01), Uchida et al.
patent: 4997591 (1991-03-01), Heppke et al.
patent: 5187248 (1993-02-01), Etzbach et al.
patent: 5187298 (1993-02-01), Etzbach et al.
patent: 5212027 (1993-05-01), Etzbach et al.
"Ferroelectric Liquid Crystals," S. T. Lagerwall, et al. Mol. Cryst. Liq. Cryst., 1984, vol. 114, pp. 151-187, Golden and Breach Science Publishers, Inc: USA.
"Ferroelectric Memories," Carlos A. Paz de Araujo, et al. Ferroelectrics, vol. 104, pp. 241-256, Golden and Breach Science Publishers S.A.: USA.

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