Method of producing cross-linked, unsaturated polyesters

Details Method of producing cross-linked, unsaturated polyesters Method of producing cross-linked, unsaturated polyesters

1978-09-18

1981-07-28

Foelak, Morton

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

Synthetic resins

Ethylenically unsaturated reactant admixed with either...

521 54, 521 92, 521123, 521138, 521182, 521907, 525 12, 525 20, 525 49, 525437, C08G 6376

Patent

active

042810736

ABSTRACT:
A method of producing cross-linked unsaturated polyesters from a solution of a linear unsaturated polyester in a cross-linking agent, wherein a reaction medium comprising said solution and containing free hydroxyl radicals is brought in contact, at room temperature and under atmospheric pressure, with at least one hydrolyzable chlorine-containing derivative in an amount from 0.1 to 10% by weight, based on said solution.

REFERENCES:
patent: 3350475 (1967-10-01), Watanabe et al.
patent: 3894984 (1975-07-01), Demmler et al.

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