Patent ID: 6730635
Filing Date: 2004-05-04
Classification: A01N,B01J,Y10S

Abstract:
A microcapsule suspension comprising:(A) a particulate disperse phase of microcapsules comprising (1) sleeves that are reaction products of mixtures of toluylene diisocyanate and 4,4â€²-methylenebis-(cyclohexyl isocyanate) of the formula: with at least one diamine and/or polyamine, and(2) a capsule filling comprising: (i) at least one solid agrochemically active compound selected from the group consisting of insecticidally active nicotinyls, insecticidally active pyrethroids, insecticidally active thiazole derivatives, insecticidally active phosphoric acid derivatives, fungicidally active azoles, herbicidally active triazolinones or benzonitriles, and herbicidally active phenyluracils, (ii) at least one liquid aliphatic hydrocarbon having a boiling point above 160Â° C., (iii) at least one oil-soluble polymeric dispersing agent, and (iv) optionally, one or more agrochemically active compounds that are liquid at room temperature, and (B) a liquid aqueous phase comprising: (1) water, (2) optionally, additives, and (3) optionally, one or more agrochemically active compounds in non-encapsulated form that are solid at room temperature.