Micellar Anti-Acne Composition for Stable Low-Irritation Delivery

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Solution Overview

Problem

Existing acne treatments, particularly topical ointments, often cause dry and irritated skin due to the use of anti-acne agents like salicylic acid, and there is a need for a gentler, effective solution that can be used in micellar water without phase separation.

Innovation Solution

A composition comprising at least 88% water, a non-ionic surfactant with an HLB of at least 15.7, and an anti-acne agent, such as salicylic acid, is formulated to create a stable micellar water that effectively reduces, treats, and prevents acne without causing skin irritation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional topical ointments containing anti-acne agents like salicylic acid are used, then acne treatment effectiveness is improved, but skin irritation and dryness increase

Engineering Contradiction:
Improveacne treatment effectivenessVSAvoidskin irritation and dryness
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent changes the formulation parameters by using a water-based micellar water system with specific surfactant HLB values (15.7 or higher) and controlled water content (88-94%), transforming the delivery medium from traditional oil-based ointments to a gentle aqueous system that maintains anti-acne effectiveness while reducing skin irritation

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent introduces micellar water as an intermediary carrier system that facilitates the delivery of anti-acne agents to the skin while buffering their potential irritant effects, allowing effective acne treatment without the harsh side effects of conventional topicals

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If anti-acne agents are formulated in water-based products, then skin irritation is reduced, but formulation stability and transparency are compromised

Engineering Contradiction:
Improveskin irritationVSAvoidformulation stability and transparency
Core Design Contradiction:
Object-affected harmful factorsVSStability of the object's composition

Solution Approach 1:

The patent precisely controls the water content parameter (88-94% by weight) and surfactant HLB value (≥15.7) to maintain formulation stability and transparency in the aqueous micellar water system, preventing phase separation while preserving the gentle skin-compatible formulation

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent creates a composite micellar water system combining water with specifically selected non-ionic surfactants (HLB ≥15.7) and anti-acne agents, achieving a stable transparent formulation that maintains both formulation integrity and skin compatibility

Inventive Principle:
Principle #40Composite materials

3Object-affected harmful factors

If micellar water is used as a gentle cleanser, then skin comfort is improved, but acne treatment capability is insufficient

Engineering Contradiction:
Improveskin comfortVSAvoidacne treatment capability
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

The patent merges the gentle cleanser function of micellar water with acne treatment capability by incorporating anti-acne agents directly into the micellar water formulation, creating a dual-function product that provides both skin comfort and effective acne treatment in a single application

Inventive Principle:
Principle #5Merging (Combining)

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 composition provides transparent and stable micellar water that effectively treats acne while minimizing adverse skin reactions, offering a gentle and mild format for acne management.

Implementation Method 1

Micellar water is a product which is known to be a gentle and mild cleanser... it was possible to achieve transparent and stable micellar water with an anti-acne agent

Methodology Applied
Scientific EffectMicelle formation: Microemulsion

Data Source

PatentUS20250375363A1Anti-acne composition
Publication Date: 2025.12.11 CONOPCO INC
  • US20250375363A1 patent drawing
  • US20250375363A1 patent drawing
  • US20250375363A1 patent drawing

AI summary

The invention is directed to a composition with anti-acne benefits, which includes a) at least 88% by weight water; b) at least 0.5% by weight of a non-ionic surfactant having an HLB of at least 15.7; and c) an anti-acne agent.