US 12,004,508 B2
Concentrated low viscosity agricultural formulations
Alan J. Stern, Magnolia, TX (US); Matthew T. Meredith, Spring, TX (US); Zhidong Wang, Shanghai (CN); and Rowan Brown, Ascot Vale (AU)
Assigned to Indorma Ventures Oxides LLC, The Woodlands, TX (US)
Appl. No. 15/761,946
Filed by Indorama Ventures Oxides LLC, The Woodlands, TX (US)
PCT Filed Feb. 22, 2017, PCT No. PCT/US2017/018860
§ 371(c)(1), (2) Date Mar. 21, 2018,
PCT Pub. No. WO2017/155694, PCT Pub. Date Sep. 14, 2017.
Claims priority of provisional application 62/411,748, filed on Oct. 24, 2016.
Claims priority of provisional application 62/305,163, filed on Mar. 8, 2016.
Prior Publication US 2018/0360026 A1, Dec. 20, 2018
Int. Cl. A01N 25/04 (2006.01); A01N 25/30 (2006.01); A01N 37/22 (2006.01); A01N 43/707 (2006.01); C08G 81/02 (2006.01); C08L 79/02 (2006.01); C09B 67/46 (2006.01); C09D 11/03 (2014.01)
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

OG Complex Work Unit Chemistry
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.