Skin Lightening Mask Composition Film-Forming Polymer Whitening Particles
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Solution Overview
Problem
Existing skin lightening cosmetic products either provide unnatural whitening with high amounts of inorganic particles or take days to weeks to achieve results, failing to offer instant, natural-looking skin lightening benefits.
Innovation Solution
A cosmetic composition combining specific film-forming polymers with high concentrations of whitening particles and limited humectants, applied as a mask for at least one minute before removal, to provide instant skin lightening while maintaining a natural appearance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If high amounts of inorganic whitening particles are incorporated to provide instant whitening benefits, then skin lightening effect is improved, but the skin appearance becomes unnatural
Solution Approach 1:
The patent changes the particle size parameter of inorganic whitening particles from conventional larger sizes to specifically 1-10 micrometers, and controls the concentration at 5-20%. This parameter optimization allows achieving instant whitening while maintaining natural skin appearance, resolving the contradiction between whitening effect and naturalness
Solution Approach 2:
The patent creates a composite formulation by combining inorganic whitening particles (1-10 micrometer size) with specific organic ingredients including film-forming polymers, humectants, and skin-conditioning agents. This composite approach enhances the whitening effect while the organic components mask the inorganic particles to maintain natural appearance
2Shape
If conventional skin lightening agents are used to achieve natural appearance, then skin appearance naturalness is improved, but the skin lightening effect takes days or weeks to appear
Solution Approach 1:
The patent merges two previously separate approaches: inorganic whitening particles (which provide instant whitening) and organic skin lightening agents (which provide natural appearance). By combining inorganic particles of 1-10 micrometers with organic ingredients in a unified formulation, the patent achieves both instant whitening effect and natural appearance simultaneously, eliminating the time delay of conventional agents
3Speed
If inorganic sunscreen agents in hundreds of nanometer particle size range are used, then instant whitening benefits are provided, but un-natural whitening of the skin occurs
Solution Approach 1:
The patent changes the particle size parameter from the conventional hundreds of nanometers (which cause unnatural whitening) to 1-10 micrometers. This specific size range provides instant whitening while the larger particle size, when combined with organic masking agents, maintains natural skin appearance
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 superior skin lightening with a natural appearance by using film-forming polymers to retain whitening particles and limit humectant concentration, enhancing skin lightening scores and appearance.
Implementation Method 1
a film forming polymer selected from an acrylate polymer, a methacrylate polymer, a urethane polymer or co-polymers thereof
Implementation Method 2
1 to 25% by weight of a whitening particle
Data Source
AI summary
The invention relates to a skin lightening composition, particularly to a composition in the form of a mask that can be applied to the desired topical surface for providing instant lightening benefits without the disadvantages of unnatural whiteness. This is effective due to the inclusion of high amounts of whitening particle along with select film forming polymer while ensuring that the amount of humectants is below a certain value.