Stable suspensions of water-soluble polymers and their manufactu

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

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106171, 166275, 252 855D, 2523635, 523131, 524379, 524385, 524386, 524388, 524389, 524390, 524394, 524400, 524923, C08J 308, C08K 501, C08K 509, C08L 500

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044542607

ABSTRACT:
Stable suspension of a water-soluble polymer comprising solid particles of this water-soluble polymer in a liquid hydrocarbon medium which also comprises a thickening agent selected from the alkali or alkaline-earth metal salts of fatty acids having 6-33 carbon atoms. The resultant suspensions are stable and dissolve easily when dispersed in water; they can be used in enhanced oil recovery. They may also contain minor proportions of water and/or of C.sub.1 -C.sub.12 monoalcohols or C.sub.2 -C.sub.12 diols.

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