Patent ID: 7199084

Claim:
A suspension, free of surfactants not included in components i and ii below, in a non-aqueous fluid comprising: a. a carrier fluid selected from the group consisting of: i. mutual solvent compounds having the formula: HO—CH 2 —CH(R)—O—CH 2 —CH(R)—O—R′ in which R is H or methyl and R′ is H or alkyl having from 1 to 4 carbon atoms; and ii. mutual solvent compounds having the formula: R″—(CH 2 )n-CH(R)—(CH 2 )m-O—R′ in which R is H or methyl, R′ is H or alkyl having from 1 to 4 carbon atoms, R″ is H or OH, n is from 0 to 3, m is from 1 to 3, the sum of n plus m is from 1 to 5; and iii. biodiesel and mixtures thereof; b. a suspension agent comprising one or more organophilic clays; and c. 30 to 60% of a water-soluble polymer.