Patent ID: 9566589
Date: 2017-02-14
CPC Classifications: B03D

Claim:
1. A composition comprising at least one collector and at least one of a frothing agent and a depressant, wherein the collector comprises an oxidized fatty acid composition, an oxidized and maleated fatty acid composition, or a mixture thereof, wherein the oxidized fatty acid composition comprises one or more compounds or salts thereof having at least two C 10 -C 24 structures crosslinked by an ether linkage and has an acid value of about 50 mg KOH/g of the oxidized fatty acid to about 400 mg KOH/g of the oxidized fatty acid, wherein the oxidized and maleated fatty acid composition comprises one or more compounds or salts thereof having at least two C 10 -C 24 structures crosslinked by an ether linkage, and wherein at least one of the C 10 -C 24 structures in the oxidized and maleated fatty acid composition is substituted by at least one α,β unsaturated carboxylic acid or anhydride moiety.