Process for curing vinyl ester resins and composition useful the

Details Process for curing vinyl ester resins and composition useful the Process for curing vinyl ester resins and composition useful the

1981-01-19

1982-09-07

Lieberman, Paul

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525531, 525922, C08L 6300, C08L 6510

Patent

active

043485065

ABSTRACT:
Curable compositions which cure into bubble-free articles include as a resinous component, a vinyl ester resin, a ketone peroxide as a catalyst and as a promoter (a) a complex of equivalent amounts of a cobalt salt and an aldimine chelating agent which is the reaction product of equivalent amounts of salicylaldehyde and a polyamine or (b) cobalt naphthenate and about an equivalent amount of aldimine chelating agent which is the reaction product of salicylaldehyde and a polyamine or (c) a combination of (a) and (b).

REFERENCES:
patent: 3066112 (1962-11-01), Bowen
patent: 3179623 (1965-04-01), Bowen
patent: 3256226 (1966-06-01), Fekete
patent: 3301743 (1967-01-01), Fekete
patent: 3367992 (1968-02-01), Bearden
patent: 3424699 (1969-01-01), Stark
patent: 3793359 (1974-02-01), Stapfer
patent: 3956211 (1976-05-01), Muto
patent: 4131715 (1978-12-01), Frankel
patent: 4138385 (1979-02-01), Uffner
Lee et al, Handbook of Epoxy Resins, 1967, pp. 225-226, 23-26.

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