Hydrophobic Aerogel-Perlite Mattifying Composition for Sebum Control
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing cosmetic compositions struggle to provide a long-lasting, efficient, and cosmetically appealing mattifying effect without causing skin clumping or discomfort, particularly for individuals with oily or combination skin types, especially in hot and humid climates.
Innovation Solution
A cosmetic composition combining hydrophobic aerogel particles, perlite, and sebum-absorbing particles to create a mattifying effect that masks skin imperfections and reduces shine.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Shape
If traditional mattifying fillers (perlite, fumed fillers, fibres) are used to reduce skin shine, then the mattifying effect is achieved, but skin clumping and sensation of unclean skin occur
Solution Approach 1:
The patent changes the physical and chemical parameters of the filler particles by using supercritical fluid drying to create aerogel structures with specific pore sizes, surface areas, and hydrophobic properties. This transforms traditional fillers into aerogel-based fillers that provide the same mattifying effect without causing skin clumping or discomfort, as the controlled pore structure allows sebum absorption while maintaining skin comfort.
Solution Approach 2:
The patent creates a composite material system combining aerogel particles with specific surface treatments and potentially other functional ingredients. This composite approach allows the material to simultaneously provide mattifying effects, absorb excess sebum, and maintain skin comfort by leveraging the synergistic properties of the combined components rather than relying on a single filler material.
2Shape
If filler content is increased to strengthen mattifying effect, then skin shine is better controlled, but cosmetic appeal and skin comfort deteriorate
Solution Approach 1:
The patent utilizes porous aerogel materials with controlled pore structures that enable high surface area to volume ratios. This porosity allows the material to absorb excess sebum and provide strong mattifying effects at lower concentrations, as the porous structure increases the effective surface area available for sebum interaction without requiring high filler loads that would compromise skin comfort and cosmetic appeal.
3Shape
If aerogel particles are used to provide mattifying effect, then skin shine is reduced, but particle size and surface area must be precisely controlled to avoid discomfort
Solution Approach 1:
The patent replaces traditional mechanical mixing and filtration methods with supercritical fluid extraction and drying processes to control aerogel particle characteristics. This substitution of mechanical processes with chemical/physical field-based methods enables more precise control over particle size distribution, pore structure, and surface properties, ensuring consistent mattifying performance without skin discomfort.
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 achieves a long-lasting, effective mattifying effect while minimizing skin clumping and discomfort, enhancing skin appearance and makeup longevity.
Implementation Method 1
at least some hydrophobic aerogel particles... at least one particle that absorbs sebum
Implementation Method 2
perlite... Using fillers that absorb sebum and perspiration is also a means for prolonging mattness over time
Data Source
AI summary
The present invention relates to a cosmetic and/or dermatological composition comprising, in a physiologically acceptable medium: a) at least some hydrophobic aerogel particles, b) at least some perlite particles, c) at least some particles that absorbs sebum. The invention also relates to a process for making the skin matt and/or for reducing its shine.