Plastic and nonmetallic article shaping or treating: processes – Forming continuous or indefinite length work – Shaping by extrusion
Patent
1992-07-15
1993-10-12
Acquah, Samuel A.
Plastic and nonmetallic article shaping or treating: processes
Forming continuous or indefinite length work
Shaping by extrusion
528272, 528296, 528298, 528299, 528302, 528308, 5283086, 525437, 525444, 428 341, 428364, 2641761, 264239, B29C 4700
Patent
active
052522822
ABSTRACT:
Low-crystallization-speed polyesters obtained by means of the polycondensation of terephthalic acid with at least one (C.sub.2 -C.sub.10)-(Cyclo)alkylene glycol in the presence of 2-50 mol % of a copolymerizable reactant of general formula:
REFERENCES:
Pracella et al., Blends of Poly(tetramethylene terephthalate) With a Liquid-Crystalline Polyester, Poly(decamethylene 4,4'-terephthaloyldioxydibenzoate), Crystallization Kinetics and Melting Behaviour, vol. 190, No. Jan. 1989.
Bilibin et al., Synthesis of Regular Polyesters From Aromatic Dicarboxyic Acids and Phenols or Aliphatic Diols, and Study of Their Mesomorphic Properties, Thermotropic Polyesters, 2, vol. 186, No. 8 (Aug. 1985).
Erika Hempel et al., Mol. Cryst. Liq. Cryst., 1990, vol. 193, From Conventional To Liquid Crystalline Polyesters, pp. 199-204.
Chemical Abstracts, vol. 99, N.218533, 1983, vol. 97, N.72969, 1982.
Comprehensive Polymer Science, G. C. Eastwood, Oxford 1989, vol. 5, p. 275.
Garbassi Fabio
Occhiello Ernesto
Po Riccardo
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