Low-crystallization-speed polyesters, and process for their prep

Details Low-crystallization-speed polyesters, and process for their prep Low-crystallization-speed polyesters, and process for their prep

1992-07-15

1993-11-30

Foelak, Morton

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

Synthetic resins

From carboxylic acid or derivative thereof

528296, 528298, 528299, 528302, 528305, 528307, 528308, 2641761, 264299, 2643281, C08G 6320

Patent

active

052666760

ABSTRACT:
Low-crystallization-speed polyesters obtained by means of the polycondensation of 2,6-naphthalene-dicarboxy acid with at least one (C.sub.2 -C.sub.10)-(cyclo)alkylene glycol in the presence of 0.5-50 mol % of a copolymerizable reactant of general formula:

REFERENCES:
Mariano Pracella et al., Blends of Poly(tetramethylene terephthalate) with a Liquid-Crystalline Polyester, Poly(decamethylene 4,4'-terephthaloyl-dioxybenzoate), Crystallization Kinetics and Melting Behaviour, vol. 190, No. 1, Jan. 1989, pp. 175-192.
Bilibin et al., Thermotropic Polyesters, 2, Synthesis of Regular Polyesters From Aromatic Dicarboxylic Acids and Phenols or Aliphatic Diols, and Study of Their Mesomorphic Properties, vol. 186, No. 8, Aug. 1985 pp. 1575-1591.
Chemical Abstracts, vol. 99, N.218533, 1983 vol. 97, N.72969, 1982.
Comprehensive Polymer Science, G. C. Eastwood, Oxford 1989, vol. 5, p. 275.

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