High modulus cholesteric liquid crystal polyesters

Details High modulus cholesteric liquid crystal polyesters High modulus cholesteric liquid crystal polyesters

1986-02-26

1987-03-24

Phynes, Lucille M.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

264176, 5281761, 528195, C08G 6302, C08G 6318

Patent

active

046526269

ABSTRACT:
A cholesteric liquid crystal polyester consisting essentially of structural units represented by the following formulae (A), (B), (C), (D) and (E): ##STR1## the units (A) and (B) being present each in a proportion of 5 to 50 mol %, the unit (C) present in a proportion of 20 to 80 mol %, and the units (D) and (E) present each in a proportion of 1 to 40 mol %.

REFERENCES:
patent: 4146702 (1979-03-01), Morris et al.
patent: 4242496 (1980-12-01), Jackson et al.
patent: 4390681 (1983-06-01), Deex
patent: 4562244 (1985-12-01), Yoon

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