Process for the preparation of colored powders of hydrolyzed eth

Details Process for the preparation of colored powders of hydrolyzed eth Process for the preparation of colored powders of hydrolyzed eth

1980-10-31

1983-03-22

Lieberman, Paul

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524106, 524260, 524286, 524290, 524292, 524358, 524407, 524413, 524418, 524420, 524424, 524430, 524431, 524432, 524563, 524581, C08J 320, C08K 322, C08K 508, C08K 534

Patent

active

043776507

ABSTRACT:
Pigment is finely dispersed in hydrolyzed ethylene-vinyl acetate copolymer by subjecting the copolymer to which pigment has previously been added by simple, non-intensive mixing to solution hydrolysis and/or by adding pigment to the solution hydrolysis medium prior to or during hydrolysis of the copolymer therein.

REFERENCES:
patent: 3449291 (1969-06-01), Lerman et al.
patent: 3636136 (1972-01-01), Konopik
patent: 3669922 (1972-06-01), Bartsch
patent: 3674736 (1972-07-01), Lerman et al.
patent: 3976618 (1976-08-01), Takida et al.
patent: 4119687 (1978-10-01), Resz et al.

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