US 12,291,489 B2
Synthesis of nanocomposites and their use in enhancing plant nutrition
Pratim Biswas, St. Louis, MO (US); and Ramesh Raliya, St. Louis, MO (US)
Assigned to Washington University, St. Louis, MO (US)
Appl. No. 16/314,689
Filed by Pratim Biswas, St. Louis, MO (US); and Ramesh Raliya, St. Louis, MO (US)
PCT Filed Jun. 30, 2017, PCT No. PCT/US2017/040218
§ 371(c)(1), (2) Date Jan. 2, 2019,
PCT Pub. No. WO2018/005930, PCT Pub. Date Jan. 4, 2018.
Claims priority of provisional application 62/357,670, filed on Jul. 1, 2016.
Claims priority of provisional application 62/370,814, filed on Aug. 4, 2016.
Prior Publication US 2019/0202750 A1, Jul. 4, 2019
Int. Cl. C05B 17/00 (2006.01); C05B 17/02 (2006.01); C05C 11/00 (2006.01); C05F 11/08 (2006.01); C05G 5/27 (2020.01); B82Y 30/00 (2011.01)
CPC C05B 17/00 (2013.01) [C05B 17/02 (2013.01); C05C 11/00 (2013.01); C05F 11/08 (2013.01); C05G 5/27 (2020.02); B82Y 30/00 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A powder composition consisting of:
(a) a plurality of nanocomposite particles each comprising a nanocomposite, wherein the nanocomposite particles have a particle size of about 25 nm to about 500 nm and are soluble in water, wherein each of the nanocomposite particles consists essentially of a combination of nitrogen, phosphorous, and potassium, and wherein each of the nanocomposite particles excludes chitosan, and
(b) a plurality of metal oxide nanoparticles consisting of metal oxide.