Shaving Aid with Azoxystrobin for Skin Irritation

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Solution Overview

Problem

Existing shaving aids do not adequately address skin irritation during and after shaving, despite the incorporation of anti-irritation benefit agents.

Innovation Solution

A shaving aid comprising a lubricant with at least 50% polyethylene oxide and a skin benefit agent containing azoxystrobin, another strobilurin, or their combinations, which is designed to mitigate skin irritation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If conventional shaving aids with basic lubricants are used, then lubrication is provided, but skin irritation is not adequately mitigated

Engineering Contradiction:
Improveskin irritationVSAvoidanti-irritation efficacy
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

The patent changes the chemical composition parameters of the shaving aid by incorporating azoxystrobin and strobilurins at specific concentrations (0.01-10%, preferably 0.1-1%) into the lubricant matrix. This parameter modification transforms the shaving aid from providing basic lubrication to delivering both lubrication and proven anti-irritation benefits, directly resolving the contradiction between adequate lubrication and effective irritation mitigation.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent creates a composite lubricant system combining polyethylene oxide (providing lubrication) with azoxystrobin and/or strobilurins (providing anti-irritation). This composite material approach allows the shaving aid to simultaneously deliver both lubrication and anti-irritation functions, resolving the contradiction where conventional single-function lubricants failed to adequately address skin irritation.

Inventive Principle:
Principle #40Composite materials

2Ease of operation

If polyethylene oxide lubricant is used, then lubrication is provided, but anti-irritation benefit is insufficient

Engineering Contradiction:
Improvelubrication qualityVSAvoidskin irritation
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent merges two distinct functional components into a single lubricant system: polyethylene oxide (for lubrication) and azoxystrobin/strobilurins (for anti-irritation). This merging allows the shaving aid to simultaneously provide high-quality lubrication proven to reduce friction and proven anti-irritation benefits, resolving the contradiction between adequate lubrication and insufficient anti-irritation effect.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent transforms the lubricant from a single-function product (仅提供润滑) into a multi-functional product that simultaneously provides lubrication and anti-irritation benefits. The lubricant now serves dual purposes: reducing friction during shaving through polyethylene oxide and mitigating skin irritation through azoxystrobin/strobilurins, thereby resolving the contradiction between lubrication quality and anti-irritation insufficiency.

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

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 shaving aid effectively reduces skin irritation during and after shaving by providing enhanced lubrication and incorporating anti-irritation properties from azoxystrobin and strobilurins.

Implementation Method 1

The lubricant is most commonly composed, at least partly, of polyethylene oxide (PEO)... When activated by water during the shave cycle, the PEO deposits onto the skin, adding a layer of lubrication.

Methodology Applied
Scientific EffectLubrication: Lubrication

Implementation Method 2

a skin benefit agent that includes an azoxystrobin, another strobilurin or combinations thereof... which is designed to mitigate skin irritation

Methodology Applied
Scientific EffectAnti-irritation:

Data Source

PatentUS20250099358A1Shaving aid comprising a benefit agent
Publication Date: 2025.03.27 THE GILLETTE CO
  • US20250099358A1 patent drawing
  • US20250099358A1 patent drawing
  • US20250099358A1 patent drawing

AI summary

A shaving aid including a lubricant and a benefit agent. The benefit agent is azoxystrobin. Also provided is hair removal device with a shaving aid and the shaving aid includes azoxystrobin. The shaving aid may be on-board the hair removal device or provided separately. The shaving aid may be a solid or a liquid.