Thidiazuron and Polyglutamic Acid Pesticide Composition

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Solution Overview

Problem

Current pesticide applications often lead to rapid selectivity of fungi strains, resulting in reduced effectiveness over time, necessitating the use of mixtures of active compounds with different mechanisms of action to delay resistance and reduce application amounts.

Innovation Solution

A pesticide composition combining thidiazuron and polyglutamic acid in specific weight ratios, which synergistically promotes plant growth, improves disease resistance, and enhances crop output by regulating plant growth and nutrient utilization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If repeated and single application of an active compound is used to prevent and treat harmful fungi, then the initial prevention and treatment effect is achieved, but rapid selectivity of fungi strains occurs leading to reduced effectiveness over time

Engineering Contradiction:
Improveprevention and treatment effectVSAvoideffectiveness duration
Core Design Contradiction:
ReliabilityVSDuration of action of stationary object

Solution Approach 1:

The patent combines thidiazuron and polyglutamic acid into a single pesticide composition. Thidiazuron provides the primary fungicidal activity while polyglutamic acid enhances the overall effectiveness and delays resistance development through their synergistic interaction, allowing the composition to maintain reliable prevention and treatment effects over extended periods

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The invention creates a composite pesticide formulation integrating two distinct active compounds with different mechanisms of action. This composite structure prevents rapid fungal resistance by targeting multiple physiological pathways simultaneously, thereby extending the duration of effective action while maintaining high reliability

Inventive Principle:
Principle #40Composite materials

2Reliability

If a mixture of different active compounds is used to prevent and treat harmful fungi, then the risk of selective resistant fungi strains is reduced, but the device complexity increases

Engineering Contradiction:
Improveresistance delay effectVSAvoidcomposition complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges thidiazuron and polyglutamic acid into a unified pesticide composition with a specified weight ratio range (1:0.01 to 1:200). This combination achieves resistance delay through multiple mechanisms of action while maintaining formulation simplicity and ease of application, effectively balancing reliability improvement against complexity increase

Inventive Principle:
Principle #5Merging (Combining)

3Productivity

If thidiazuron and polyglutamic acid are combined in specific weight ratios, then synergistic effect is achieved improving plant growth and disease resistance, but the manufacturing precision requirements increase

Engineering Contradiction:
Improvecrop outputVSAvoidweight ratio precision
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The patent defines a broad weight ratio range (1:0.01 to 1:200) for thidiazuron to polyglutamic acid, allowing flexibility in manufacturing while ensuring synergistic effects. This parameter specification enables producers to achieve improved plant growth and disease resistance without requiring extremely precise formulation control, thus balancing productivity enhancement with manufacturability

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11576383B2Pesticide composition containing thidiazuron and polyglutamic acid
Publication Date: 2023.02.14 JIANGSU HUIFENG BIO AGRICULTURE CO LTD
  • US11576383B2 patent drawing

AI summary

A pesticide composition, preparation method and use thereof; the composition having a synergism effect, including effective components A and B, wherein the active component A is thidiazuron, the active component B is polyglutamic acid, and the weight ratio of the component A to the component B is 1:(0.01-200).