| abstract |
The invention relates to a composition comprising microcapsules, which include a polyurea shell and a core, wherein the core contains pendimethalin and the shell contains a polymerization product of tetramethylxylene diisocyanate and a polyamine with at least three amino groups, where the polymerization product contains less than 5 wt.% Additional isocyanate monomers in polymerized form, calculated on the weight of tetramethylxylene diisocyanate; a method for producing a composition comprising the steps of contacting water, pendimethalin, tetramethylxylene diisocyanate and polyamine; and to a method for controlling the growth of unwanted plants, which provides the effect of the composition on the soil and / or on unwanted plants and / or cultivated plants and / or their environment. |