Methods to produce polymer nanoparticles and formulations of active ingredients
AssigneeVive Crop Protection Inc.
InventorsFugang Li, Hung Hoang Pham, Darren J. Anderson
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Abstract
The present invention provides a composition including a polymer nanoparticle and at least one agricultural active compound incorporated with the nanoparticle, wherein the nanoparticle are less than 100 nm in diameter, and the polymer includes a polyelectrolyte.
Claims27
A composition comprising a polymer nanoparticle and at least one organic, neutral, non-ionic agricultural compound associated with the polymer nanoparticle, wherein the polymer nanoparticle is less than 100 nm in diameter and cross-Linked;
- wherein the polymer nanoparticle comprises a collapsed water-soluble polyelectrolyte;
- wherein the polyelectrolyte has a molecular weight of at least about 100,000 Dalton prior to collapse and cross-linking;
- and wherein the agricultural compound is a fungicide.
A composition comprising a polymer nanoparticle and at least one organic, neutral, non-ionic agricultural compound associated with the polymer nanoparticle, wherein the polymer nanoparticle is less than 100 nm in diameter and cross-linked;
- wherein the polymer nanoparticle comprises a collapsed water-soluble polyelectrolyte;
- wherein the polymer has a molecular weight of at least about 100,000 Dalton prior to collapse and cross-linking;
- and wherein the agricultural compound is an insecticide.
Dependencies are inferred from the claim text.