Melt-spinnable copolyesters

Details Melt-spinnable copolyesters Melt-spinnable copolyesters

1983-12-16

1984-12-11

Lee, Lester L.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528190, 528194, 528271, C08G 6318, C08G 6366

Patent

active

044879164

ABSTRACT:
Copolyesters useful for fibers from hydroquinone, 3,4'-dicarboxydiphenyl ether and from 10 to 20 mole % of a member of the group consisting of terephthalic acid, 2,6-naphthalenedicarboxylic acid, 4,4'-bibenzoic acid, 2,6-naphthalenediol and 4,4'-dihydroxydiphenyl.

REFERENCES:
patent: 3991014 (1976-11-01), Kleinschuster
patent: 4066620 (1978-01-01), Kleinschuster et al.
patent: 4118372 (1978-10-01), Schaefgen
patent: 4269965 (1981-05-01), Irwin

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