Aqueous emulsions of high softening point hydrocarbon resins and

Details Aqueous emulsions of high softening point hydrocarbon resins and Aqueous emulsions of high softening point hydrocarbon resins and

1982-01-15

1983-11-08

Schofer, Joseph L.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524375, 524475, C08K 542

Patent

active

044143460

ABSTRACT:
An aqueous petroleum resin emulsion is realized by the slow addition of part of the water with vigorous agitation to a resin blended with up to 10 weight percent resinplast and in the presence from 3 to 10 weight percent of an emulsifier until inversion and thereafter adding the balance of the water at low agitation and thereafter cooling said emulsion to a temperature at least about 20.degree. C. below the softening point of the mixture of emulsifier, resin and resinplast prior to terminating agitation.

REFERENCES:
patent: 2809948 (1957-10-01), Hunter et al.
patent: 3377298 (1968-04-01), Conort et al.
Published Talk, "Resin Dispersions for Water Based Pressure Sensitive Adhesives" by Robert W. Wherry.

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