Polyacrylate Polymer Skin Care Composition for Moisturization and Pore Blurring

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Solution Overview

Problem

Current skin care products often fail to provide optimal moisturization without being too occlusive, leading to a heavy or sticky feel, and they can accentuate skin defects due to glossy appearances, while also lacking in pore size reduction and optical blurring capabilities without using pigments or powders.

Innovation Solution

A topical composition containing specific polyacrylate crosslinked polymers that enhance moisturization and de-glossing effects, reducing the appearance of skin defects and pore size, while improving skin tone and texture without the use of traditional pigments or powders.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional moisturizing ingredients are used, then moisturization is improved, but gloss increases and skin defects are accentuated

Engineering Contradiction:
ImprovemoisturizationVSAvoidgloss
Core Design Contradiction:
ReliabilityVSIllumination intensity

Solution Approach 1:

The patent changes the optical parameters of the composition by incorporating polymers with specific light-scattering properties and matting agents that reduce gloss while maintaining moisturization. This transforms the surface optical characteristics from high-gloss to reduced-gloss, preventing defect accentuation while preserving the moisturizing function.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention uses composite material systems combining multiple polymers (including silicone copolymers and polyacrylates) with specific refractive indices and light-scattering capabilities. These composite formulations achieve both moisturization and optical blurring by integrating materials with complementary properties that work synergistically to reduce gloss while maintaining skin hydration.

Inventive Principle:
Principle #40Composite materials

2Reliability

If occlusive moisturizers are used, then moisturization is improved, but heavy or sticky feel is produced

Engineering Contradiction:
ImprovemoisturizationVSAvoidskin feel
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent modifies the rheological and sensory parameters of the formulation by using polymers with specific molecular weights, flexibility, and volatility characteristics. These parameter changes allow the composition to provide effective moisturization through enhanced water retention while maintaining a lightweight, non-sticky skin feel that consumers find pleasant.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention replaces traditional heavy occlusive mechanisms with polymer-based systems that provide moisturization through different physical mechanisms - specifically through water-binding capabilities, film-forming properties, and controlled release mechanisms that do not rely on heavy occlusion, thereby achieving moisturization without the associated heavy or sticky feel.

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

3Illumination intensity

If pigments or powders are used to blur skin defects, then optical blurring is improved, but formulation complexity increases

Engineering Contradiction:
Improveoptical blurringVSAvoidformulation complexity
Core Design Contradiction:
Illumination intensityVSDevice complexity

Solution Approach 1:

The patent extracts and eliminates the need for traditional pigment or powder additives by utilizing the inherent optical properties of the polymer composition itself. The formulation achieves optical blurring through the light-scattering and refractive index properties of the polymer matrix, removing the requirement for separate cosmetic pigments or powders and thereby simplifying the overall formulation.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The invention makes the polymer composition multi-functional by designing it to simultaneously provide moisturization, optical blurring, and pore appearance reduction. The same polymer system that hydrates the skin also creates the optical effects needed to blur defects, eliminating the need for separate functional ingredients and reducing formulation complexity.

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

4Illumination intensity

If high-gloss finish is applied, then skin appearance is improved, but pore size and skin defects are accentuated

Engineering Contradiction:
Improveskin appearanceVSAvoidpore visibility
Core Design Contradiction:
Illumination intensityVSObject-affected harmful factors

Solution Approach 1:

The patent changes the surface optical parameters from high-gloss to reduced-gloss finish by incorporating matting agents and polymers with specific light-scattering properties. This parameter change in surface finish reduces the visibility of pores and skin defects while maintaining an aesthetically pleasing appearance, effectively transforming the optical characteristics to minimize harmful visual effects.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS9387161B2Method and compositions for reducing pore size, and moisturizing and/or blurring appearance of defects on keratin surfaces
Publication Date: 2016.07.12 ELC MANAGEMENT LLC
  • US9387161B2 patent drawing
  • US9387161B2 patent drawing
  • US9387161B2 patent drawing

AI summary

A method for simultaneously moisturizing and/or blurring the appearance of skin defects, or reducing pore size, or treating skin with a multi-benefit composition.