The invention relates to novel microcapsule formulations of (A) a particulate disperse phase of microcapsules comprising (1) a polyurea and/or polyurethane coating with average layer thicknesses of between 5 and 20 nm, and (2) a capsule filling comprising at least one penetrant and, optionally, additives, and (B) a suspension comprising (1) at least one solid agrochemical active compound, (2) additives, (3) water, and (4) optionally, one or more agrochemical active compounds that are liquid at room temperature. The invention further relates to a process for the preparation of these microcapsule formulations and to their use for applying agrochemical active compounds.