Method for producing polyesters

Details Method for producing polyesters Method for producing polyesters

1996-08-19

1997-09-02

Yoon, Tae

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

Synthetic resins

From carboxylic acid or derivative thereof

524601, 524845, 528279, 528283, C08G 6378, C08L 6700, C08K 510

Patent

active

056632827

ABSTRACT:
A method for preparing rapidly crystallized polyesters from macrocyclic polyester oligomers comprising the step of contacting macrocyclic polyester oligomers, polymerization catalysts and nucleating agents.

REFERENCES:
patent: 5191013 (1993-03-01), Cook et al.
patent: 5300590 (1994-04-01), Cook et al.
patent: 5356984 (1994-10-01), Carbone et al.
"The Structures and Reversible Polymerization of Cyclic Oligomers from Poly(ethylene terephthalate)" by Goodman et al. Polymer, 1, pp. 384-396, 1960.

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