SULFONYLUREA-BASE HERBICIDE Russian patent published in 2004 - IPC

FIELD: organic chemistry, agriculture, herbicides.

SUBSTANCE: invention is designated for control of weeds in cereal crops planting. Herbicide based on derivatives of sulfonylurea comprises surface-active substance, organic solvent and water. As derivatives of sulfonylurea herbicide comprises one or some active substances of the following series: chlorosulfuron, methsulfuron-methyl, amidosulfuron, tribenuron-methyl, thiphensulfuron-methyl. As a surface-active substance herbicide comprises oxyethylated aliphatic (C₆-C₁₈)-alcohol with 4-20 ethoxyl groups and a solubilizing agent additionally in the following content of components, g/l: sulfonylurea, 15-160; oxyethylated aliphatic alcohol, 60-900; organic solvents. 100-720; solubilizing agent, 5-50, and water, up to 1 l. Invention allows enhancing the biological effectiveness of herbicide.

EFFECT: improved and valuable properties of herbicide.

4 cl, 4 tbl