Glufosinate Herbicide Composition for Droplet Adhesion
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Solution Overview
Problem
Existing herbicide compositions using glufosinate do not optimize adhesion and contact area of droplets with plants, leading to suboptimal herbicidal performance.
Innovation Solution
A herbicide composition comprising specific ratios of glufosinate, a compound represented by general formula (B-I), and one or more compounds represented by general formulas (C-I) and (C-II), along with optional components, to enhance adhesion and contact area, thereby improving herbicidal efficacy.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional herbicide compositions are used, then the basic herbicidal activity is maintained, but the adhesion and contact area of droplets with plants are not optimized, leading to suboptimal herbicidal performance
Solution Approach 1:
The patent applies parameter changes by optimizing the concentration ratios of specific components (B and C) relative to glufosinate. Component B is present at 1-10 times the concentration of glufosinate, and component C is present at 0.01-10 times the concentration of glufosinate. This systematic adjustment of concentration parameters enhances droplet adhesion and contact area with plant surfaces, thereby improving herbicidal performance while maintaining formulation manufacturability.
Solution Approach 2:
The patent employs composite materials by combining glufosinate with specific surfactant components (B and C) in a synergistic formulation. Component B (anionic surfactant) and component C (nonionic surfactant) work together with glufosinate to create a composite herbicide system that enhances adhesion, increases contact area with plants, and improves overall herbicidal efficacy compared to glufosinate alone.
2Reliability
If higher adhesion and contact area are achieved through optimized composition, then herbicidal effectiveness is improved, but the formulation complexity increases
Solution Approach 1:
The patent manages formulation complexity by establishing clear parameter ranges for component concentrations. Component B is defined at 1-10 times glufosinate concentration, and component C at 0.01-10 times glufosinate concentration. These standardized parameter changes provide a systematic approach to achieving enhanced adhesion and contact area while maintaining manageable formulation complexity through quantifiable concentration guidelines.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The composition achieves enhanced adhesion and contact area, resulting in improved herbicidal effectiveness and formulation stability.
Implementation Method 1
The herbicidal performance of glufosinate is greatly affected by the adhesion amount of sprayed glufosinate-containing droplets, and in order to enhance the adhesion, it is important to optimize the contact area between the droplets and plants
Data Source
AI summary
The present invention is a herbicide composition containing the following components (A), (B) and (C), wherein a mass ratio between the content of component (B) and the content of component (C), (C)/(B), is 0.010 or more and 0.50 or less: component (A): a compound selected from glufosinate and a salt thereof; component (B): a compound represented by the following general formula (B-I): R1bO(R2bO)nSO3-M+ (B-I) wherein R1b is a hydrocarbon group with 8 or more and 24 or less carbons, R2b is an alkanediyl group with 2 or more and 4 or less carbons, n is an average number of added moles and 0 or more and 30 or less, and M+ is a counter ion; and component (C): one or more compounds selected from a compound represented by the following general formula (C-I) and a compound represented by the following general formula (C-II): R1c-OH (C-I) wherein R1c represents a hydrocarbon group with 8 or more and 18 or less carbons; and R2c-N(R3c)2 (C-II) wherein R2c represents a hydrocarbon group with 6 or more and 18 or less carbons, and R3c represents independently a hydrogen atom, a methyl group or a hydroxyethyl group.