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 6360

Patent

active

042321433

ABSTRACT:
An aromatic polyester consisting essentially of p-oxybenzoyl units or the 3-methyl or 3-chloro-derivatives thereof, 4,4'-dioxybenzophenone units or the 3-methyl- or 3-chloro- derivatives thereof, terephthaloyl units and optionally 1,4-dioxyphenylene units.

REFERENCES:
patent: 2464207 (1949-03-01), Bender et al.
patent: 3028364 (1962-04-01), Conix et al.
patent: 3518175 (1970-06-01), Bell
patent: 3531435 (1970-09-01), Wear et al.
patent: 4130545 (1978-12-01), Calundann

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