Polymer suspension containing a water-soluble polymer suspended

Details Polymer suspension containing a water-soluble polymer suspended Polymer suspension containing a water-soluble polymer suspended

1985-02-01

1987-02-03

Schofer, Joseph L.

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...

524458, 524460, 524521, 524523, 526201, 526203, C08L 3900

Patent

active

046409548

ABSTRACT:
A suspension of an aqueous solution of a water-soluble polymer in an organic liquid forming a continuous organic phase, said suspension containing, as an emulsifier, a mixture of two copolymers which are similar but differ in their content of basic nitrogen by 0.1 to 1.5 percentage points.

REFERENCES:
patent: 2979491 (1961-04-01), Piloni
patent: 3218302 (1965-11-01), Melamed
patent: 3436385 (1969-04-01), Mathieu
patent: 3948866 (1976-04-01), Pennewiss et al.
patent: 3979349 (1976-09-01), Fink et al.
Fundamental Principles of Polymerization, "Copolymer Compositions and Stability of Polymers", D'Alelio, 1952, pp. 413 and 414.

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