Polyester resin exhibiting optical anisotropy in molten state an

Details Polyester resin exhibiting optical anisotropy in molten state an Polyester resin exhibiting optical anisotropy in molten state an

1989-04-10

1990-06-26

Anderson, Harold D.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

524601, 528176, 528190, C08G 6302

Patent

active

049373102

ABSTRACT:
A polyester resin comprises 35 to 90 mole percent of the unit (I), 0.5 to 20 mole percent of the unit (II), 0.5 to 45 mole percent of the unit (III) and 0.5 to 45 mole percent of the unit (IV), exhibiting the anisotropy in its molten state. It may further comprise 0.5 to 45 mole percent of the unit (V). The composition is here presented, comprising the polyester resin as defined above and up to 95 percent by weight of an inorganic filler.

REFERENCES:
patent: 3778410 (1973-12-01), Kuhfuss et al.
patent: 3975487 (1976-08-01), Cottis et al
patent: 4161470 (1979-07-01), Calundann
patent: 4318841 (1982-03-01), East et al.
patent: 4370466 (1983-01-01), Siemionko
patent: 4552974 (1985-06-01), Calundann et al.
patent: 4684712 (1987-08-01), Ueno et al.

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