Dispersions and the preparation of foamed resins therefrom

Details Dispersions and the preparation of foamed resins therefrom Dispersions and the preparation of foamed resins therefrom

1989-11-30

1990-07-10

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521 72, 521 841, 521 88, 521 92, 521 96, 521138, C08J 908

Patent

active

049407325

ABSTRACT:
A storage stable aqueous dispersion useful in the curing and foaming of unsaturated polyester resins comprising an aromatic diacyl peroxide, an alkali metal carbonate or bicarbonate, dispersion-stabilizing amount of magnesium aluminum silicate and an alkali metal carboxymethyl cellulose, glycerol and water. As an optional component this composition can also contain an anionic dispersing agent. Also disclosed is the preparation of foamed polyester resins using the dispersion.

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patent: 4692427 (1987-09-01), Pastorino et al.
patent: 4711909 (1987-12-01), Pastorino et al.
patent: 4892854 (1990-01-01), Pastorino et al.

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