Easily processable, wholly aromatic polyester

Details Easily processable, wholly aromatic polyester Easily processable, wholly aromatic polyester

1991-09-20

1993-02-02

Kight, III, John

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528190, 528194, 528219, 528271, 528272, C08G 6300, C08G 6318, C08G 6302

Patent

active

051838788

ABSTRACT:
An improved easily processable wholly aromatic polyester exhibiting melt anisotropy and excellent thermal stability is provided which consists essentially of the structural units (i) to (iii) wherein: ##STR1## and wherein Ar.sub.1 is 1,4-phenylene, Ar.sub.2 is 2,6-naphthalene and 2,7-naphthalene, and Ar.sub.3 is 1,4-phenylene and/or 4,4'-biphenylene.

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