Polyester which exhibits anisotropy in the melt containing p-oxy

Details Polyester which exhibits anisotropy in the melt containing p-oxy Polyester which exhibits anisotropy in the melt containing p-oxy

1979-09-17

1980-11-04

Lee, Lester L.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528125, 528191, 528193, C08G 802, C08G 6360

Patent

active

042321441

ABSTRACT:
Fiber-forming aromatic polyester consisting essentially of p-oxybenzoyl units or the 3-methyl or 3-chloro derivatives thereof, 4-oxy-3'-carboxybenzophenone units or the 3-methyl or 3-chloro derivatives thereof, 1,4-dioxyphenylene and terephthaloyl units.

REFERENCES:
patent: 3531435 (1970-09-01), Wear
patent: 4067852 (1978-01-01), Calundann
patent: 4083829 (1978-04-01), Calundann et al.
patent: 4130545 (1978-12-01), Calundann
patent: 4161470 (1979-07-01), Calundann

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