CPC A01N 25/04 (2013.01) [A01N 25/30 (2013.01); A01N 37/22 (2013.01); A01N 43/707 (2013.01); C08G 81/021 (2013.01); C08G 81/025 (2013.01); C08L 79/02 (2013.01); C09B 67/009 (2013.01); C09D 11/03 (2013.01); C08L 2201/56 (2013.01)] | 8 Claims |
1. A non-aqueous dispersant obtained from the reaction of a styrene maleic anhydride copolymer having a styrene to maleic anhydride molar ratio of between 6.0:1.0 to 8.0:1.0 and a polyether monoamine represented by the formula
![]() wherein R1 is a hydrocarbyl group, X1, X2, X3, are hydrogen, X4 is methyl, X5, and X6 in each occurrence are independently selected from the group consisting of: hydrogen, methyl and ethyl, p is 19, q is 3, and r is any integer between zero and about 100, including zero, and, s is either 0 or 1 and the polyether monoamine has a molar ratio of EO to PO greater than or equal to 58/8 and is water soluble and wherein the dispersant has a total solids content, in percent of less than about 60 and more than about 45.
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