Agents with a highly pronounced residual action, for combating animal ectoparasites

摘要

The invention relates to insecticidal formulations which have a pronounced residual action and contain (a) 0.1 to 20% by weight of an insecticidally active compound or compounds, (b) 1 to 40% by weight of a water-soluble gel-forming or lacquer-forming polymer, (c) 40 to 98% by weight of organic, water-miscible solvent, and (d) 0.1 to 10% by weight of one or more further additives.