Pesticide compositions
Providing a pesticidal composition which comprises (a) an effective amount of a pesticide; (b) a sulfosuccinate surfactant component; and (c) an additional surfactant.
1 . A pesticidal composition, comprising:
(a) an effective amount of a pesticide selected from the group consisting of glufosinate, glyphosate, water soluble glufosinate salts, water soluble glyphosate salts and a mixture thereof;
(b) a sulfosuccinate surfactant component, comprising at least a compound according to the general formula (I) and a compound according to the general formula (II):
wherein:
one of R 1 and R 2 is
the other of R 1 and R 2 is —OX + ,
R 3 is H, C 1 -C 4 alkyl, alkenyl, hydroxyalkyl or hydroxyalkenyl,
R 4 is C 8 -C 16 alkyl or hydroxyalkyl,
n is an integer of 1 to 30,
each X + is H or a cation,
wherein:
one of R 1 and R 2 is —OR 5 ,
the other of R 1 and R 2 is —OX + ,
R 5 is C 8 -C 16 alkyl, alkenyl or hydroxyalkyl,
each X + is H or a cation; and
(c) an additional surfactant, wherein the additional surfactant is one or more compounds selected from cationic surfactants, amphoteric surfactants, and mixtures thereof,
wherein the composition exhibits a viscosity in a range of 100 to 800 mPa·s, and
wherein a weight ratio between the sulfosuccinate surfactant component (b) and the additional surfactant (c) ranges from 30/70 to 70/30.
2 . The composition according to claim 1 , wherein the pesticide is a glufosinate or water soluble salt thereof according to the general formula (III):
in the form of the racemate or of the L enantiomer, lower alkyl esters thereof or salts thereof with acids or bases.
3 . The composition according to claim 1 , wherein the sulfosuccinate surfactant component comprises at least a compound according to the general formula (IV) and the compound according to the general formula (II):
wherein:
one of R 1 and R 2 is
the other of R 1 and R 2 is —OX + ,
R 3 is H, C 1 -C 4 alkyl, alkenyl, hydroxyalkyl or hydroxyalkenyl,
R 4 is C 8 -C 16 alkyl, or hydroxyalkyl,
n is an integer of 1 to 30,
each X + is H or a cation.
4 . The composition according to claim 1 , wherein the sulfosuccinate surfactant component comprises at least a compound according to the general formula (V) and the compound according to the general formula (II):
wherein:
one of R 1 and R 2 is
the other of R 1 and R 2 is —OX + ,
R 3 is H, C 1 -C 4 alkyl, alkenyl, hydroxyalkyl or hydroxyalkenyl,
R 4 is C 8 -C 16 alkyl, or hydroxyalkyl,
n is an integer of 1 to 30,
each X + is H or a cation.
5 . The composition according to claim 1 , wherein the additional surfactant is a quaternary alkylammonium salt.
6 . The composition according to claim 1 , wherein the additional surfactant is selected from the group consisting of betaine, amidobetaine, sulfobetaine, amido sulfobetaine, and mixtures thereof.
7 . The pesticidal composition of claim 1 , wherein:
(b) the sulfosuccinate surfactant component is present in an amount of from 0.01 wt. % to 30 wt. %, based on the total weight of the composition, and
(c) the additional surfactant is present in an amount of from 0.01 wt. % to 30 wt. %, based on the total weight of the composition.
8 . A method for controlling undesired plants which comprises applying the composition according to claim 1 to the plants.
9 . A liquid pesticidal composition, comprising:
(a) an effective amount of a pesticide;
(b) a sulfosuccinate surfactant component, comprising at least a compound according to the general formula (I) and a compound according to the general formula (II):
wherein:
one of R 1 and R 2 is
the other of R 1 and R 2 is —OX + ,
R 3 is H, C 1 -C 4 alkyl, alkenyl, hydroxyalkyl or hydroxyalkenyl,
R 4 is C 8 -C 16 alkyl, or hydroxyalkyl,
n is an integer of 1 to 30,
each X + is H or a cation,
wherein:
one of R 1 and R 2 is —OR 5 ,
the other of R 1 and R 2 is —OX + ,
R 5 is C 8 -C 16 alkyl, or hydroxyalkyl,
each X + is H or a cation;
(c) an additional surfactant, wherein the additional surfactant is one or more compounds selected from cationic surfactants, nonionic surfactants, anionic surfactants, amphoteric surfactants, and mixtures thereof; and
(d) a liquid carrier,
wherein the composition exhibits a viscosity in a range of 100 to 800 mPa·s, and
wherein a weight ratio between the sulfosuccinate surfactant component (b) and the additional surfactant (c) ranges from 30/70 to 70/30.
10 . The liquid pesticidal composition according to claim 9 , wherein the sulfosuccinate surfactant component is present in an amount of from 0.01 wt. % to 30 wt. %, based on the total weight of the composition.
11 . The liquid pesticidal composition according to claim 9 , wherein the additional surfactant is present in an amount of from 0.01 wt. % to 30 wt. %, based on the total weight of the composition.
12 . A method for controlling undesired plants which comprises applying the composition according to claim 9 to the plants.