Controlled reactivity epoxy resin compositions

Details Controlled reactivity epoxy resin compositions Controlled reactivity epoxy resin compositions

1977-04-11

1978-09-05

Anderson, Harold D.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528 89, 528404, 528408, 528418, 260830R, C08G 5956

Patent

active

041119096

ABSTRACT:
Epoxy resin compositions having extended reactivity (gel time) are prepared by adding phosphate or phosphite compounds to epoxy resin-dicyandiamide-tertiary amine curing systems. Such compositions are useful in preparing glass fiber laminates and powder coatings.

REFERENCES:
patent: 3310503 (1967-03-01), Huwyler et al.
patent: 3631150 (1971-12-01), Green
patent: 3637591 (1972-01-01), Coran
patent: 3703496 (1972-11-01), Hodan et al.
patent: 3728302 (1973-04-01), Helm
patent: 3801348 (1974-04-01), Helm

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