Glyphosate formulations containing amidoalkylamine surfactants

By combining amide-based alkylamine surfactants with co-surfactants, the problem of insufficient compatibility between glyphosate salts and surfactants was solved, thereby improving the stability and herbicidal effect of high-load glyphosate formulations.

CN122397719APending Publication Date: 2026-07-17MONSANTO TECHNOLOGY LLC

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
MONSANTO TECHNOLOGY LLC
Filing Date
2017-05-10
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies make it difficult to prepare high-concentration glyphosate formulations because glyphosate salts have limited compatibility with surfactants, resulting in insufficient stability and bioavailability at high loading levels.

Method used

A combination of amide-alkylamine surfactants and co-surfactants was used to improve the compatibility between glyphosate salts and surfactants, and a high-loading glyphosate concentrate was prepared. The concentrate contained a combination of amide-alkylamine surfactants and various co-surfactants such as alkoxylated tertiary amine oxides, amide-amine alkoxylates, and betaine.

Benefits of technology

This study improved the stability and bioavailability of high-concentration glyphosate formulations, enhanced the compatibility of glyphosate with herbicides, reduced eye irritation and skin toxicity of the formulations, provided long-term storage stability, and improved weed control efficacy.

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Abstract

一种除草组合物,其包含(a)草甘膦或其衍生物,(b)式(1)的酰胺基烷基胺表面活性剂:其中R1为具有约1个碳原子至约22个碳原子的烃基,R2和R3各自独立地为具有约1至约6个碳原子的烃基或经取代的烃基并且R4为具有约1至约6个碳原子的亚烃基或经取代的亚烃基,和(c)包含至少一种选自例如烷氧基化氧化叔胺、酰胺基胺烷氧基化物和甜菜碱的助表面活性剂的助表面活性剂组分。
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