Patent ID: 6566306
Filing Date: 2003-05-20
Classification: A01N

Abstract:
A microcapsule formulation having a particulate disperse phase and a liquid aqueous phase comprising:A) a particulate disperse phase consisting essentially of components (a), (b) and (c), wherein a) said component (a) is a reaction product of 2H-1,3,5-oxadiazine-2,4,6-(3H,5)-trione-3,5-bis-(6-isocyanato-hex-1-yl), of the formula â€ƒwith a compound selected from the group consisting of 1,2-ethylenediamine, diethylenetriamine, triethylenetetraamine, bis-(3-aminopropylyamine, bis-(2-methylaminoethyl)-methylamine, 1,4-diamino-cyclohexane, 3-amino-1-methyl-aminopropane, N-methyl-bis-(3-aminopropyl)-amine, 1,4-diamino-n-butane, 1,6-diamino-n-hexane, ethanediol, propane-1,2-diol, propane-1,3-diol, butane-1,4-diol, pentane-1,5-diol, hexane-1,6-diol, glycerol and diethylene glycol, â€ƒand optionally, toluene diisocynate, b) said component (b) is selected from the group consisting of a fungicidally active compound, an insecticidally active compound, a herbicidally active compound, and combinations thereof, wherein said fungicidally active compound is selected from the group consisting of an amino-based fungicidally active compound, a mopholine-based fungicidally active compound, an azole-based fungicidally active compound and combinations thereof said insecticidally active compound is selected from the group consisting of a phosphoric ester, a pyrethroid, a carbamate and combinations thereof said herbicidally active compound is an acetanilide, â€ƒand c) said component (c) is an additive selected from the group consisting of organic solvents, emulsifiers, protective colloids, thickeners, preservatives, antifoams, antifreeze agents and neutralizers, wherein the particles of said particulate disperse phase have a mean particle size of between 1 and 20 &mgr;m, â€ƒand B) a liquid aqueous phase, â€ƒin which microcapsule formulation the weight ratio of said particulate disperse phase (A) to said liquid aqueous phase (B) is between 40:60 and 60:40.