Fibril Structuring Agents for Liquid Fertilizer Agrochemical Compatibility
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Solution Overview
Problem
Existing agrochemical formulations face stability and efficacy issues when mixed with liquid fertilizers, particularly high-phosphate starter fertilizers, due to compatibility problems such as phase separation, flocculation, and clogging of application equipment, which affect uniform application and biological performance.
Innovation Solution
A composition comprising a fibril, microfibril, or nanofibril structuring agent, such as microfibrillated cellulose, combined with agriculturally bioactive materials like fungicides, insecticides, and herbicides, which improves dispersibility and compatibility with liquid fertilizers, preventing clogging and ensuring uniform application.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If traditional compositions containing surface active agents, viscosity modifiers, wetting agents, and antifreeze are used, then the formulation can be prepared, but non-uniform dispersion occurs resulting in residue on application filters and non-uniform application
Solution Approach 1:
The patent changes the physical-chemical parameters of the formulation by incorporating polysaccharide derivatives and specific surfactants in controlled concentrations, adjusting viscosity and surface tension properties to achieve uniform dispersion in liquid fertilizer solutions
Solution Approach 2:
The patent uses polysaccharide derivatives and surfactants as intermediary substances that mediate between the bioactive material and liquid fertilizer, preventing direct incompatibility and enabling uniform mixing without residue formation on filters
2Stability of the object's composition
If dilution of formulation in water before adding to liquid fertilizer is used, then compatibility issues can be mitigated, but an additional preparation step is required and area covered per application load is reduced
Solution Approach 1:
The patent performs preliminary formulation work by pre-mixing the bioactive material with compatible carriers and adjuvants in a stable emulsion or suspension that can be directly applied to liquid fertilizer without requiring on-site dilution, thus maintaining compatibility while eliminating the additional preparation step
3Duration of action of moving object
If xanthan gum is used as a thickener, then rheological properties are controlled with shear thinning characteristics, but phase separation and flocculation occur when mixed with high-phosphate starter fertilizer
Solution Approach 1:
The patent changes the chemical composition parameters by replacing xanthan gum with alternative polysaccharide derivatives that have different molecular structures and interaction properties, maintaining desired rheological characteristics while eliminating phase separation and flocculation with high-phosphate fertilizers
Solution Approach 2:
The patent creates a composite thickening system combining multiple polysaccharide derivatives with different functional properties, where the composite material achieves both rheological control and chemical compatibility with high-phosphate fertilizers that neither component could achieve alone
4Stability of the object's composition
If silica or clay-based thickeners are used, then compatibility with high-phosphate fertilizer is improved, but robustness and versatility during scale-up are reduced
Solution Approach 1:
The patent changes the molecular weight, degree of polymerization, and chemical structure parameters of the polysaccharide derivatives to optimize both fertilizer compatibility and formulation robustness across different scales, achieving properties that bridge the gap between laboratory success and industrial scalability
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 use of fibril or microfibril structuring agents enhances the stability and uniformity of agrochemical formulations in liquid fertilizers, reducing sedimentation and improving flowability, thereby maintaining the physical stability and biological effectiveness of the bioactive materials during application.
Implementation Method 1
a composition in combination with a fibril, microfibril, or nanofibril structuring agent... readily dispersible in liquid fertilizers
Implementation Method 2
enhances the stability and uniformity of agrochemical formulations in liquid fertilizers, reducing sedimentation
Implementation Method 3
improving flowability, thereby maintaining the physical stability and biological effectiveness of the bioactive materials during application
Data Source
AI summary
The present disclosure relates to the field of agrochemical compositions and formulations. In an aspect, the present disclosure provides for a composition in combination with a fibril or microfibril or nanofibril structuring agent. In yet another aspect, the disclosure provides for a composition comprising: (a) an agricultural bioactive material, a fungicide, insecticide, herbicide, and/or plant growth regulator; (b) a fibril or microfibril or nanofibril structuring agent; and (c) optionally, an auxiliary surface active agent. The disclosure further provides for a comprising a composition described herein mixed or combined with a liquid fertilizer.