Back to results
US 11,214,735 B2Granted
Soil conditioner for reducing the sodicity and dispersion to improve the water mobility in various soils
AssigneeCHT Germany GmbH
InventorsBhatt Sundeep, John Saad, Ralf Brückmann, Peter Will
Life of this patent
Estimating the term…
Abstract
The present invention relates to a soil conditioner based on organomodified siloxanes and uses thereof as well as methods for conditioning soil, particularly farmland, which reduce the sodicity and dispersion to improve the mobility of water through the soil.
Claims15
A soil-conditioner comprising siloxane components comprising siloxane components having the general formula I and optionally the general formula II, wherein the general formula I is represented by
- wherein
- n is an integer from 0 to 200,
- m is an integer from 0 to 50,
- o is an integer from 0 to 25
- m+o is an integer from 1 to 75,
- x is an integer from 1 to 12,
- y is an integer from 0 to 25,
- z an integer from 2 to 6
- R1 denotes an aliphatic radical with 1 to 3 carbon atoms or a phenyl radical,
- R2 denotes an aliphatic radical with 1 to 30 carbon atoms or a phenyl radical,
- R3 denotes hydrogen or an alkyl radical with 1 to 4 carbon atoms,
- R4 denotes an aliphatic radical with 10 to 18 carbon atoms
- and wherein A− is an organic or inorganic anion derived from a customary physiologically tolerable acid HA,
- and the general formula II is represented by
- wherein
- m is an integer from 5 to 200,
- n is an integer from 0 to 25,
- k is an integer from 0 to 25,
- R1 denotes an aliphatic radical with 1 to 3 carbon atoms or a phenyl radical,
- R2 denotes an aliphatic radical with 9 to 30 carbon atoms and/or a polyether radical of the general formula (CH2)3O—(C2H4O)x—(C3H6O)yQ,
- wherein x and y are integers from 0 to 50 having the same or different values,
- and Q is hydrogen or an alkyl radical with 1 to 4 carbon atoms,
- R3 denotes an epoxy radical or a radical MZ,
- E denotes a radical MZ, R3 or R2,
- wherein at least one radical MZ is present per molecule, wherein the epoxy radical is selected from the group consisting of,
- wherein M is selected from the group consisting of,
- wherein Z is selected from the group consisting of,
- wherein the quaternary nitrogen atom of the group Z is bound to a carbon atom of the group M that is adjacent to the C—OH group of the same group M,
- wherein R4, R5, R6 can be the same or different and are selected from the group consisting of hydrogen, alkyl radicals with 1 to 22 carbon atoms, and/or alkylene radicals with 1 to 22 carbon atoms, wherein the alkyl and alkylene radicals may comprise hydroxyl groups,
- wherein R8 and R9 can be the same or different and are selected from the group consisting of R4, R5, R6 and/or alkyl radicals with 1 to 10 carbon atoms that are substituted by fluorine, chlorine or bromine,
- wherein R10 denotes —O— or —NR11—,
- wherein R11 denotes hydrogen, an alkyl radical with 1 to 4 carbon atoms or a hydroxyalkyl radical with 1 to 4 carbon atoms,
- wherein o is an integer from 1 to 4, p is an integer from 2 to 6,
- and wherein A− is an organic or inorganic anion derived from a customary physiologically tolerable acid HA, characterized in that the siloxane components comprise at least one polyether modified siloxane A and at least one cationic modified siloxane B, wherein the polyether modified siloxane A and the cationic modified siloxane B can be the same or different, and wherein at least one of the siloxanes A and B corresponds to formula I.
31 more elements
A method for the treatment of soil, comprising,
- providing a soil conditioner comprising siloxane components having the general formula I or the general formula II, wherein the general formula I is represented by
- wherein
- n is an integer from 0 to 200,
- m is an integer from 0 to 50,
- o is an integer from 0 to 25
- m+o is an integer from 1 to 75,
- x is an integer from 1 to 12,
- y is an integer from 0 to 25,
- z an integer from 2 to 6
- R1 denotes an aliphatic radical with 1 to 3 carbon atoms or a phenyl radical,
- R2 denotes an aliphatic radical with 1 to 30 carbon atoms or a phenyl radical,
- R3 denotes hydrogen or an alkyl radical with 1 to 4 carbon atoms,
- R4 denotes an aliphatic radical with 10 to 18 carbon atoms
- and wherein A− is an organic or inorganic anion derived from a customary physiologically tolerable acid HA,
- and the general formula II is represented by
- wherein
- m is an integer from 5 to 200,
- n is an integer from 0 to 25,
- k is an integer from 0 to 25,
- R1 denotes an aliphatic radical with 1 to 3 carbon atoms or a phenyl radical,
- R2 denotes an aliphatic radical with 9 to 30 carbon atoms and/or a polyether radical of the general formula (CH2)3O—(C2H4O)x—(C3H6O)yQ,
- wherein x and y are integers from 0 to 50 having the same or different values,
- and Q is hydrogen or an alkyl radical with 1 to 4 carbon atoms,
- R3 denotes an epoxy radical or a radical MZ,
- E denotes a radical MZ, R3 or R2,
- wherein at least one radical MZ is present per molecule, wherein the epoxy radical is selected from the group consisting of,
- wherein M is selected from the group consisting of,
- wherein Z is selected from the group consisting of,
- wherein the quaternary nitrogen atom of the group Z is bound to a carbon atom of the group M that is adjacent to the C—OH group of the same group M,
- wherein R4, R5, R6 can be the same or different and are selected from the group consisting of hydrogen, alkyl radicals with 1 to 22 carbon atoms, and/or alkylene radicals with 1 to 22 carbon atoms, wherein the alkyl and alkylene radicals may comprise hydroxyl groups,
- wherein R8 and R9 can be the same or different and are selected from the group consisting of R4, R5, R6 and/or alkyl radicals with 1 to 10 carbon atoms that are substituted by fluorine, chlorine or bromine,
- wherein R10 denotes —O— or —NR11—,
- wherein R11 denotes hydrogen, an alkyl radical with 1 to 4 carbon atoms or a hydroxyalkyl radical with 1 to 4 carbon atoms,
- wherein o is an integer from 1 to 4, p is an integer from 2 to 6,
- and wherein A− is an organic or inorganic anion derived from a customary physiologically tolerable acid HA, characterized in that the siloxane components comprise at least one polyether modified siloxane A and at least one cationic modified siloxane B, wherein the polyether modified siloxane A and the cationic modified siloxane B can be the same or different;
- and
- treating the soil with polyether modified siloxane A and/or cationic modified siloxane via a fertigation system.
34 more elements
Dependencies are inferred from the claim text.