Patent ID: 11959018
Assignee: KEMIRA OYJ
Field: Basic materials chemistry (Chemistry)
Classification: CPC C | IPC C

Claim 0:
1. A liquid polymer or inverse emulsion composition comprising:
a. one or more hydrophobic liquids having a boiling point at least about 100° C.;
b. one or more acrylamide-(co)polymers;
c. one or more emulsifier surfactants;
d. one or more inverting surfactants; and
e. one or more poly(alkyl)acrylate compounds having the formula:, wherein R′ is a straight or branched C6-14 alkyl group, and p is an integer from 2000 to 5000;
wherein, when the composition is inverted in an aqueous solution, it provides an inverted polymer solution having a filter ratio using a 1.2 micron filter (FR1.2) of about 1.5 or less.