Oil-containing emulsifiable formulations containing active agents
The invention relates to an oil-containing emulsifiable formulation which is substantially free of water comprising a) one or more agriculturally acceptable active agents, b) one or more organic solvents, c) at least one emulsifying surfactant system that forms an oil-in-water emulsion when the formulation is added to water, d) a formulation synergist comprising one or more organo-modified siloxanes e) optionally other additives.
1 . An oil-containing emulsifiable formulation which is substantially free of water comprising:
a) one or more agriculturally acceptable active agents,
b) one or more organic solvents,
c) at least one emulsifying surfactant system that forms an oil-in-water emulsion when the formulation is added to water,
d) a formulation synergist comprising one or more organo-modified siloxane,
e) optionally other additive compounds.
2 . The formulation according to claim 1 wherein said organo-modified siloxane is a compound of the formula
where
z=0 or 1
x=0 to 100
y≧0
R′═R or alkyl
R═C n H 2n O(C e H 2e O) p K and/or C m H 2m+1
n=3 to 4,
m=1−30
e=the same or different 2 to 4,
p≧3,
K═H, an alkyl of 4 carbons or less or an acetyl group with the provisio that the molecule contains at least one moiety R.
3 . The formulation according to claim 2 where the organo-modified siloxane is a compound of the formula
z=0
x=0
y=1−4
R′═methyl
R═C n H 2n O(C e H 2e O) p K
n=3 to 4,
e=2 to 4.
with the provisio that the molecule contains at least one moiety R.
4 . The formulation according to claim 2 , wherein the oilcontaining emulsifiable formulation is an emulsion concentrate.
5 . The formulation according to claim 2 , wherein the oil-containing emulsifiable formulation is an oil dispersion of a suspo-emulsion.
6 . The formulation according to claim 4 , wherein the organic solvent is a seed oil, xylene, methylated and ethylated fatty acids, xylene, solvent naphtha, terpene alcohols, aromatic hydrocarbons, and cyclohexane.
7 . The formulation according to claim 4 , wherein the agriculturally acceptable active compound is a herbicide, a safener or a combination thereof.
8 . The formulation according to claim 7 , wherein the herbicide or safener is clodinafop-proparglyl, cloquintocet-mexyl; desmedipham, ethoftimesate, phenmedipham, quizalofop-P ethylester.
9 . The formulation according to claim 4 , wherein the agriculturally acceptable active compound is an acaricide.
10 . The formulation according to claim 4 , wherein the acaricide is abamectin.
11 . A method for increasing the pesticidal activity of an agriculturally acceptable active agent formulated in an oil in water formulation which comprises first mixing an oil-containing emulsifiable formulation, which is substantially free of water and contains the agriculturally acceptable active agent, with at least one organosilicone and subsequently adding water to the mixture to form the oil-containing emulsion.
12 . The method according to claim 11 , wherein the oil-containing emulsifiable formulation is an emulsifiable concentrate comprising
a) one or more agriculturally acceptable active agents,
b) one or more organic solvents,
c) at least one emulsifying surfactant system that forms an oil-in-water emulsion when the formulation is added to water,
d) one or more organo-modified siloxane
e) optionally other additives.
13 . The method according to claim 12 , wherein the organo-modified siloxane is a compound of the formula
where
z=0 or 1
x=0 to 100
y≧0
R′═R or alkyl
R═CH n H 2n O(C e H 2e O) p K and/or C m H 2m+1
n=3 to 4,
m=1−30
e=the same or different 2 to 4,
p≧3,
K═H, an alkyl of 4 carbons or less or an acetyl group with the provisio that the molecule contains at least one moiety R.
14 . The method according to claim 13 , wherein the organo-modified siloxane is
z=0
x=0
y=1−4
R′=methyl
R═C n H 2n O(C e H 2e O) p K
n=3 to 4,
e=2 to 4.
with the provisio that the molecule contains at least one moiety R.
15 . The method according to claim 13 , wherein the agriculturally acceptable active compound is a herbicide, a safener or a combination thereof.
16 . The method according to claim 15 , wherein the herebicide or safener is clodinafop-proparglyl, cloquintocet-mexyl; desmedipham, ethofumesate, phenmediphan, quizalofop-P ethylester.
17 . The method according to claim 13 , wherein the agriculturally acceptable active compound is an acaricide.
18 . The method according to claim 17 , wherein the acaricide is abamectin.
19 . The method according to claim 11 , wherein the oil-containing emulsifiable formulation is an oil dispersion or a suspo-emulsion.