Patent ID: 6149927
Filing Date: 2000-11-21
Classification: A01N

Abstract:
A solid composition comprising zirconium hydroxide and a biocidal compound selected from the group consisting of 2-n-octyl-4-isothiazolin-3-one; 4,5-dichloro-2-n-octyl-4-isothiazolin-3-one; 5-chloro-2-methyl-4-isothiazolin-3-one; 2-methyl-4-isothiazolin-3-one; 1,2-benzisothiazolin-3-one; 2-methyl-4,5-trimethylene-4-isothiazolin-3-one; zinc 2-pyridinethiol-1-oxide; sodium 2-pyridinethiol-1-oxide; 3,4,4'-trichlorocarbanilide; 2-bromo-2-nitro-1,3-propanediol; 1,2-dibromo-2,4-dicyanobutane; methylenebis(thiocyanate); 3-bromo-1-chloro-5,5-dimethylhydantoin; 2,2-dibromo-3-nitrilopropionamide; 2,4,5,6-tetrachloroisophthalonitrile; 2-(thiocyanomethylthio)benzothiazole; 5-bromo-5-nitro-1,3 -dioxane; 4,4-dimethyl-1,3 -dimethylolhydantoin; didecyldimethylammonium chloride; cetylpyridinium chloride; n-alkyl dimethyl benzylammonium chloride; cetyltrimethylammonium chloride; didecyldimethylammonium chloride; poly(hexamethylenebiguanide) hydrochloride; poly(oxyethylene(dimethyliminio) ethylene(dimethyliminio)ethylene dichloride); alkyl dimethyl dichlorobenzylammonium chloride; dodecylguanidine hydrochloride; 2-(decylthio)ethaneamine hydrochloride; tetrakis(hydroxymethyl)phosphonium chloride; tetrakis(hydroxymethyl)phosphonium sulfate and mixtures thereof, wherein the composition provides controlled release of the biocidal compound.