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US 2019/0239504 A1Published application
Dispersible herbicidal compositions and methods of use
AssigneeAmvac Chemical Corporation
InventorsHumberto Benito Lopez, Peter J. Porpiglia
Life of this patent
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Abstract
Herbicidal dispersible concentrates include an herbicide and substantially water miscible amide-based solvents. Such concentrates may be diluted in water and used in methods to control weeds.
Claims9
A formulation comprising:
- a dispersible concentrate and water, the dispersible concentrate comprising:
- about 0.1% to about 40% by weight of the concentrate of a methylsulfonylphenyl ketone herbicide;
- and
- about 0.6% to about 90% by weight of the concentrate of N-methyl pyrrolidone;
- wherein a ratio of dispersible concentrate to water is in a range from about 1:50 to 1:25,000 by volume, and wherein the formulation is in the form of a colloidal suspension.
2 more elements
A formulation comprising:
- a dispersible concentrate and water, the dispersible concentrate consisting essentially of:
- about 10% to about 20% by weight of the concentrate of topramezone;
- and
- N-methyl pyrrolidone;
- wherein a ratio of dispersible concentrate to water is in a range from about 1:50 to 1:25,000 by volume, and wherein the formulation is in the form of a colloidal suspension.
2 more elements
A method of making a colloidal suspension of topramezone comprising:
- diluting a dispersible concentrate of topramezone with water, the dispersible concentrate consisting essentially of:
- about 10% to about 20% by weight of the concentrate of topramezone;
- and
- N-methyl pyrrolidone;
- wherein a ratio of dispersible concentrate to water is in a range from about 1:50 to 1:25,000 by volume.
2 more elements
Dependencies are inferred from the claim text.