Curable molding or coating compounds

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Ethylenically unsaturated reactant admixed with a preformed...

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525 5, 525 11, 525 13, 525 21, 525 27, C03K 509, C03K 556

Patent

active

043060382

ABSTRACT:
A process for the preparation of a curable molding or coating compound containing an unsaturated polyester resin is disclosed. The process comprises substantially uniformly incorporating into said resin effective amounts of a cerium promoter and a catalytically active tertiary butyl peroxy ester or a tertiary amyl peroxy ester of a non-.alpha.-branched aliphatic or aromatic, mono- or dicarboxylic acid.

REFERENCES:
patent: 3449276 (1969-06-01), Rabenold et al.
patent: 3594439 (1971-07-01), Baker
patent: 3652718 (1972-03-01), Abrahami et al.
patent: 3988290 (1976-10-01), Uffner
C. A. (Chem. Abst.) 77:165875v; 77:7031j; 7th Dec. Index 5197s; 5199s & 5208s; 83:79743q; 71:30962y.
B. Parkyn; Polyesters, II, Iliffe Books Ltd; pp. 51-61, 1965.
Rolczynski et al., "Activated Decomposition of Organic Peroxides in Unsaturated Polyester Resins"; Section 16-A, pp. 1-8 (1969; 24th Annual Technical Conference).

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