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US 10,206,390 B2Granted
Herbicidal suspension concentrate
AssigneeRotam Agrochem International Company Limited
InventorJames Timothy Bristow
Life of this patent
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Abstract
A herbicidal suspension concentrate composition is provided, the composition comprising at least one pyridine sulfonamide active ingredient and a polyether-polysiloxane. The pyridine sulfonamide compound preferably has the general formula (I):
Claims13
A herbicidal suspension concentrate composition comprising:
- 0.5%-20% by weight of at least one pyridine sulfonamide compound selected from the group consisting of:
- N-[(4,6-dimethoxypyrimidin-2-yl)aminocarbonyl]-3-dimethylaminocarbonyl-2-pyridinesulfonamide;
- N-[(4,6-dimethoxypyrimidin-2-yl)aminocarbonyl]-6-chloro-3-dimethylaminocarbonyl-2-pyridinesulfonamide;
- N-[(4,6-dimethoxypyrimidin-2-yl)aminocarbonyl]-6-bromo-3-dimethylaminocarbonyl-2-pyridinesulfonamide;
- N-[(4,6-dimethoxypyrimidin-2-yl)aminocarbonyl]-3-dimethylaminocarbonyl-6-methyl-2-pyridinesulfonamide;
- N-[(4,6-dimethoxypyrimidin-2-yl)aminocarbonyl]-6-difluoromethyl-3-dimethylaminocarbonyl-2-pyridinesulfonamide, and
- alkali metal, alkaline earth metal, or amine salts thereof;
- 0.01%-10% by weight of polyether-polysiloxane;
- 50%-94.5% by weight of a vegetable oil;
- one or more surfactants;
- and
- 0.2%-10% by weight of a stabilizer;
- and
- wherein the suspension concentrate contains no mineral oil.
11 more elements
A method of increasing the spreading of a pyridine sulfonamide on the surface of water or increasing the dispersibility of the pyridine sulfonamide in water comprising incorporating the pyridine sulfonamide into a composition wherein the resulting composition comprises:
- 0.5%-20% by weight of pyridine sulfonamide;
- 0.01%-10% by weight of polyether-polysiloxane;
- 50%-94.5% by weight of a vegetable oil;
- one or more surfactants;
- 0.2%-10% by weight of a stabilizer;
- and
- no mineral oils.
4 more elements
Dependencies are inferred from the claim text.