Patent ID: 7638506

Claim:
A granular agrochemical composition comprising: (1) an acidic agrochemically active ingredient, which comprises one or more difluoromethanesulfonylanilide compounds, or salts thereof, described by the formula: wherein R 1 is a hydrogen atom, alkyl group or alkoxyalkyl group; (2) a cationic surface-active agent which comprises one or more dialkyldimethylammonium chlorides, the alkyl part thereof being C 8 to C 22 ; and (3) a basic substance which comprised one or more of alkali of alkaline earth metal salts or hydroxides, calcium oxide, basic fumed silica or basic acid clay; wherein said (1) and (2) are in a mass proportion of from 1:2 to 1:10; and further wherein the sustained releasability of dissolution of said (1) is controlled.