Polyester mixture, its preparation and use

Details Polyester mixture, its preparation and use Polyester mixture, its preparation and use

1990-10-23

1998-07-28

Acquah, Samuel A.

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

Synthetic resins

From carboxylic acid or derivative thereof

528272, 5282955, 528302, 528308, 5283086, 528501, 525 7, 525 321, 525 35, 525437, 525445, 264239, C08G 6354

Patent

active

057864420

ABSTRACT:
A polyester mixture is prepared composed of a diol, a dicarboxylic acid and optionally a monofunctional compound as a chain stopper, in which there is less than 3 wt. % of compounds having a molecular weight of up to 800. The process preferably involves stripping off volatile components from the mixture, for example by molecular distillation. The mixture may be used for forming shaped plastic objects for use in car interiors.

REFERENCES:
patent: 4504652 (1985-03-01), Widder et al.
patent: 4582895 (1986-04-01), Peerman et al.
Chemical Abstracts, vol. 89, No. 24, 11th Dec. 1978, p. 23.
SPE Journal, vol. 19, No. 9, Sep. 1963, pp. 984-991.

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