# US 12,757,900 B2 · Herbicidal mixtures > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,757,900 B2 - Document ID: US12757900B2 - Status: Granted - Kind: B2 - Application number: 18/757,918 - Filed: 2024-06-28 - Published: 2024-12-05 - Granted: 2026-10-13 - Earliest claimed: 2017-12-22 - Assignees: Monsanto Technology LLC - Applicants: Monsanto Technology LLC - Inventors: Jingsi Gao; Alison MacInnes - Web page: https://patentgrep.com/patent/US12757900B2 ## CPC - A01N 57/20: containing acyclic or cycloaliphatic radicals - A01N 25/22: containing ingredients stabilising the active ingredients - A01N 25/30: characterised by the surfactants - A01N 37/40: having at least one carboxylic group or a thio analogue, or a derivative thereof, and one oxygen or sulfur atom attached to the same aromatic ring system - A01N 39/02: Aryloxy-carboxylic acids; Derivatives thereof - A01N 39/04: Aryloxy-acetic acids; Derivatives thereof - A01N 43/40: six-membered rings - A01N 43/42: condensed with carbocyclic rings - A01N: PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF (preservation of food or foodstuff A23); BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES (preparations for medical, dental or toiletry purposes which kill or prevent the growth or proliferation of unwanted organisms A61K); PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS ## Abstract The present invention generally relates to aqueous herbicidal compositions comprising a glufosinate component and an auxin herbicide component. The invention further relates to methods of preparing these compositions and methods of controlling unwanted plants using these compositions. ## Claims ### Claim 1 An aqueous herbicidal concentrate composition comprising: a glufosinate component comprising the ammonium salt of glufosinate, wherein the concentration of the glufosinate component on an acid equivalence basis is at least about 5 wt. %; an auxin herbicide component comprising the monoethanolamine salt of dicamba and the tetrabutylamine salt of dicamba in a molar ratio of from about 1:5 to about 5:1, wherein the concentration of the auxin herbicide on an acid equivalence basis is at least about 5 wt. %; a monocarboxylic acid and/or salt thereof selected from the group consisting of formic acid, acetic acid, propionic acid, benzoic acid, mixtures thereof, and/or salts thereof, wherein the concentration of the monocarboxylic acid and/or salt thereof is at least about 3 wt. %; and a surfactant component comprising at least one surfactant selected from the group consisting of amidoalkylamines, alkoxylated alcohols, alkoxylated alkylamines, alkoxylated phosphate esters, and combinations thereof, wherein the total concentration of the surfactant component is at least about 1 wt. %, and wherein the total herbicide concentration of the composition is at least about 15 wt. %. ### Claim 2 (depends on 1) The composition of claim 1, wherein the total herbicide concentration is from about 20 wt. % to about 60 wt. %. ### Claim 3 (depends on 1) The composition of claim 1, wherein the concentration of the glufosinate component on an acid equivalence basis is from about 10 wt. % to about 50 wt. %. ### Claim 4 (depends on 1) The composition of claim 1, wherein the auxin herbicide component comprises the monoethanolamine salt of dicamba. ### Claim 5 (depends on 1) The composition of claim 1, wherein the auxin herbicide component comprises the monoethanolamine salt of dicamba and the tetrabutylamine salt of dicamba in a molar ratio of from about 1:1 to about 4:1. ### Claim 6 (depends on 1) The composition of claim 1, wherein the concentration of the auxin herbicide component on an acid equivalence basis from about 10 wt. % to about 50 wt. %. ### Claim 7 (depends on 1) The composition of claim 1, wherein the acid equivalence weight ratio of the glufosinate component to the auxin herbicide component is from about 1:5 to about 5:1. ### Claim 8 (depends on 1) The composition of claim 1, wherein the monocarboxylic acid and/or salt thereof comprises an acid selected from the group consisting of formic acid, acetic acid, mixtures thereof, and/or salts thereof. ### Claim 9 (depends on 1) The composition of claim 1, wherein the monocarboxylic acid and/or salt thereof comprises acetic acid, sodium acetate, and/or potassium acetate. ### Claim 10 (depends on 1) The composition of claim 1, wherein the concentration of the monocarboxylic acid and/or salt thereof is from about 3 wt. % to about 30 wt. %. ### Claim 11 (depends on 1) The composition of claim 1, wherein the acid equivalent molar ratio of auxin herbicide component to monocarboxylic acid and/or salt thereof is from about 10:1 to about 1:10. ### Claim 12 (depends on 1) The composition of claim 1, wherein the concentration of the surfactant component is from about 1 wt. % to about 25 wt. %. ### Claim 13 (depends on 1) The composition of claim 1, wherein the surfactant component comprises an amidoalkylamine surfactant. ### Claim 14 (depends on 1) The composition of claim 1, wherein the surfactant component comprises an alkoxylated alcohol. ### Claim 15 (depends on 1) The composition of claim 1, wherein the surfactant component comprises an alkoxylated alkylamine. ### Claim 16 (depends on 1) The composition of claim 1, wherein the surfactant component comprises an alkoxylated phosphate ester. ### Claim 17 An aqueous herbicidal concentrate composition comprising: a glufosinate component comprising the ammonium salt of glufosinate, wherein the concentration of the glufosinate component on an acid equivalence basis is at least about 5 wt. %; an auxin herbicide component comprising a salt of dicamba selected from the group consisting of the monoethanolamine salt, tetrabutylamine salt, dimethylamine salt, isopropylamine salt, diglycolamine salt, potassium salt, sodium salt, and combinations thereof, wherein the concentration of the auxin herbicide on an acid equivalence basis is at least about 5 wt. %; a monocarboxylic acid and/or salt thereof selected from the group consisting of formic acid, acetic acid, propionic acid, benzoic acid, mixtures thereof, and/or salts thereof, wherein the concentration of the monocarboxylic acid and/or salt thereof is at least about 3 wt. %; and a surfactant component comprising at least one surfactant selected from the group consisting of amidoalkylamines, alkoxylated alcohols, alkoxylated alkylamines, and combinations thereof, wherein the total concentration of the surfactant component is at least about 1 wt. %, and wherein the total herbicide concentration of the composition is at least about 15 wt. %. ### Claim 18 (depends on 17) The composition of claim 17, wherein the surfactant component is selected from the group consisting of amidoalkylamines, alkoxylated alcohols, and combinations thereof. ### Claim 19 A method of controlling the growth of unwanted plants, the method comprising: preparing an aqueous herbicidal application mixture by diluting with water an herbicidal concentrate composition; and applying an herbicidally effective amount of the application mixture to the unwanted plants, wherein the aqueous herbicidal concentrate composition comprises: a glufosinate component comprising the ammonium salt of glufosinate, wherein the concentration of the glufosinate component on an acid equivalence basis is at least about 5 wt. %; an auxin herbicide component comprising a salt of dicamba selected from the group consisting of the monoethanolamine salt, tetrabutylamine salt, dimethylamine salt, isopropylamine salt, diglycolamine salt, potassium salt, sodium salt, and combinations thereof, wherein the concentration of the auxin herbicide on an acid equivalence basis is at least about 5 wt. %; a monocarboxylic acid and/or salt thereof selected from the group consisting of formic acid, acetic acid, propionic acid, benzoic acid, mixtures thereof, and/or salts thereof, wherein the concentration of the monocarboxylic acid and/or salt thereof is at least about 3 wt. %; and a surfactant component comprising at least one surfactant selected from the group consisting of amidoalkylamines, alkoxylated alcohols, alkoxylated alkylamines, alkoxylated phosphate esters, and combinations thereof, wherein the total concentration of the surfactant component is at least about 1 wt. %, and wherein the total herbicide concentration of the composition is at least about 15 wt. %.