Preparation of water-in-oil emulsions

Details Preparation of water-in-oil emulsions Preparation of water-in-oil emulsions

1982-05-24

1984-07-24

Michl, Paul R.

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524791, 524801, C08K 334

Patent

active

044618662

ABSTRACT:
Cationic water-in-oil emulsions of water-soluble polymers and copolymers of at least one ethylenically unsaturated monomer are prepared by including in the formulation a metal halide and sodium silicate. The products are useful as drainage aids, retention aids, flotation aids, process water flocculants, and the like in the manufacture of paper and paper products; waste effluent treatment; oil recovery operations; and mining applications.

REFERENCES:
patent: 3284393 (1966-11-01), Vanderhoff et al.
patent: 4379883 (1983-04-01), Zecher

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