Insect repellent

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Solution Overview

Problem

Current pest repellent compositions that use methyl anthranilate and fatty acid salts attract insects and repel birds, whereas compositions with methyl anthranilate and fatty acid in acid form unexpectedly repel insects and acarids without repelling birds, presenting an opportunity for effective pest control in environments like bird feeders.

Innovation Solution

A consumer care product comprising methyl anthranilate, a fatty acid (such as oleic acid, ricinoleic acid, linoleic acid, or palmitic acid), and optional additional active ingredients, combined with a pharmaceutically suitable topical carrier and surfactants, emulsifiers, and other additives, to create an effective insect- or acarid-repelling composition with a specific weight ratio of methyl anthranilate to fatty acid ranging from 5:1 to 4:1.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional repellent compositions are used, then some pest control is achieved, but effectiveness against multiple pest species is limited

Engineering Contradiction:
Improvepest control effectivenessVSAvoidbroad-spectrum pest repency
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent creates a universal repellent composition that functions against multiple types of pests (insects and acarids) simultaneously. The combination of methyl anthranilate and fatty acids in acid form provides multi-functional pest control, making the composition adaptable to various pest infestation scenarios including mosquitoes, ticks, and other biting insects, thereby achieving broad-spectrum effectiveness.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentEP3422853B1Insect repellent
Publication Date: 2022.04.06 FMC CORP
  • EP3422853B1 patent drawing
  • EP3422853B1 patent drawing
  • EP3422853B1 patent drawing

AI summary

In one aspect, this invention relates to pest repellent compositions comprising a fatty acid and an anthranilate ester. In another aspect, this invention relates to a method of repelling pests employing such composition. In another aspect, this invention relates to products formulated from such composition.