14622The present invention provides a composition comprising a) at least 1 % by weight of copolymer synthesized from monomers M comprising i) at least one ethylenically unsaturated monomer M1 containing sulfonic acid groups ii) at least one monomer M2 selected from C C alkyl (meth)acrylates and iii) at least one monomer M3 selected from C C alkyl (meth)acrylates b) at least 10% by weight of organic solvent c) not more than 10% by weight of water d) at least 1 % by weight of water insoluble pesticide and e) at least 1 % by weight of nonionic surfactant. Further provided is a process for preparing this composition by contacting the copolymer the organic solvent the water insoluble pesticide and the nonionic surfactant. The invention relates additionally to the agrochemical application of the composition.