Bifenthrin Termite Barrier Application Method

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Solution Overview

Problem

Current methods for protecting man-made structures from subterranean termite damage are either expensive, require specialized equipment, or are not effective in preventing termites from detecting and avoiding chemical barriers, leading to potential gaps in protection and significant damage.

Innovation Solution

Applying a termiticidal composition containing bifenthrin to the lower surfaces of structures, from ground level to two feet above, using simple equipment like paint brushes or sprayers, to repel subterranean termites and prevent shelter tube formation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If large amounts of diluted termiticides are applied to the soil as a chemical barrier, then termite protection is improved, but application complexity and equipment requirements increase

Engineering Contradiction:
Improvetermite protectionVSAvoidapplication equipment
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The invention uses inexpensive, readily available application equipment such as garden sprayers, hose-end sprayers, and spray bottles instead of specialized termite treatment equipment. These simple, disposable-like tools can be easily obtained and used by homeowners without requiring professional-grade equipment, thereby reducing application complexity while maintaining effective termite barrier formation.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The invention replaces complex mechanical application systems (specialized pumping and spraying equipment) with simple pressure-driven spray mechanisms. The termiticide formulation is designed to work with basic spray devices that use manual or garden-hose pressure, eliminating the need for electric pumps, flow meters, and other mechanical components required by conventional termite treatment systems.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If termiticides are applied to existing buildings through trenching and drilling, then termite protection is improved, but application time and labor requirements increase

Engineering Contradiction:
Improvetermite protectionVSAvoidapplication time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The invention enables preliminary application of the termiticide barrier to existing buildings without requiring trenching or drilling. The liquid formulation can be sprayed directly onto the foundation and soil surface, forming a protective barrier in advance of termite infestation. This eliminates the time-consuming excavation and injection processes while still providing effective pre-emptive protection.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The invention divides the termite protection application into simple, manageable segments that can be applied independently to different areas of the building foundation. The spray formulation can be applied in sections using common garden equipment, allowing homeowners to treat their properties in manageable portions without requiring a single continuous, time-intensive professional treatment process.

Inventive Principle:
Principle #1Segmentation

3Reliability

If termiticides are applied in narrow time windows for new construction, then barrier effectiveness is improved, but application flexibility decreases

Engineering Contradiction:
Improvebarrier effectivenessVSAvoidapplication flexibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The invention creates a dynamic termiticide formulation that maintains effective barrier properties across varying environmental conditions and application timings. The liquid composition is designed to adhere to and penetrate soil and foundation surfaces under different moisture and temperature conditions, allowing application at any stage of construction or at any time for existing structures, thereby eliminating narrow time window constraints.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention utilizes parameter changes in the termiticide formulation (concentration, viscosity, surfactant content) to ensure effective barrier formation under diverse application conditions. The liquid formulation can be adjusted in concentration and diluted to work effectively whether applied to dry or moist soil, in hot or cool temperatures, thereby providing flexibility across different construction schedules and environmental conditions.

Inventive Principle:
Principle #35Parameter changes

4Reliability

If borate compounds are applied in wide bands to ensure toxic dose, then termite control is improved, but material consumption increases

Engineering Contradiction:
Improvetermite controlVSAvoidtermiticide quantity
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The invention applies the termiticide in targeted zones along the foundation and soil interface where termites are most likely to travel and establish colonies. Rather than applying uniform wide bands across entire property perimeters, the liquid formulation is concentrated in critical barrier zones, reducing overall material consumption while maintaining effective termite control through strategic placement in high-risk areas.

Inventive Principle:
Principle #3Local quality

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

This method effectively discourages termites from reaching and damaging untreated wood or cellulose materials by creating a barrier that is easy to apply, requires no special equipment, and is environmentally friendly, as demonstrated by reduced termite activity and damage in experimental structures.

Implementation Method 1

a termiticidal composition, comprising the active ingredient bifenthrin, is applied to the lower surfaces of the structure

Methodology Applied
Scientific EffectChemical barrier:

Data Source

PatentUS8359784B2Method for controlling subterranean termite activity by forming a barrier
Publication Date: 2013.01.29 FMC CORP

AI summary

The present invention is directed to a method of protecting a man made structure containing wood and cellulose materials from subterranean termite damage, including reducing termite tubing on building surfaces, comprising applying a termiticidal composition in a band to the lowest portions of the interior and/or exterior surfaces of the structure, wherein the composition comprises a bifenthrin component.