Silicone-Free Cosmetic Compositions Using Squalene and Bio-Based Esters

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Solution Overview

Problem

There is a need for cosmetic compositions that provide a sensory texture comparable to those containing silicones, while being environmentally friendly and devoid of silicone compounds.

Innovation Solution

The use of a specific association of squalene, bio-based branched hydrocarbon, and bio-based pentaerythrityl ester in specific proportions, which allows for the removal of silicone compounds without compromising the sensory texture of the composition.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If silicone compounds are used in cosmetic compositions, then sensory texture and application comfort are improved, but environmental sustainability and naturalness are worsened

Engineering Contradiction:
Improvesensory textureVSAvoidenvironmental sustainability
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent changes the chemical composition parameters by replacing silicone compounds with a specific blend of plant-derived ingredients (squalene from olive oil, branched hydrocarbons from renewable sources, and pentaerythrityl esters). This substitution maintains the desired sensory texture while improving environmental sustainability and naturalness content

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention uses a composite emollient system combining multiple plant-derived ingredients (squalene, branched hydrocarbons, and pentaerythrityl esters) to replicate the sensory properties of silicones. This composite approach allows achieving comparable sensoriality while using renewable, environmentally friendly materials

Inventive Principle:
Principle #40Composite materials

2Ease of operation

If silicone compounds are used to provide smooth application and soft end-feel, then sensoriality is improved, but the carbon footprint and petrochemical content are worsened

Engineering Contradiction:
Improveapplication comfortVSAvoidcarbon footprint
Core Design Contradiction:
Ease of operationVSLoss of substance

Solution Approach 1:

The patent substitutes petrochemical silicone compounds with plant-derived ingredients having similar rheological and sensory properties. The emollient blend of squalene, branched hydrocarbons, and pentaerythrityl esters provides comparable application comfort while eliminating the carbon footprint associated with silicone production

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention replaces expensive, non-renewable silicone compounds with more sustainable, plant-based alternatives that can be readily produced from renewable resources, thereby reducing the overall carbon footprint while maintaining functional performance

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Ease of operation

If traditional cosmetic formulations are used with silicone, then sensoriality is maintained, but naturalness index and plant origin content are reduced

Engineering Contradiction:
ImprovesensorialityVSAvoidnaturalness index
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The patent develops a composite emollient system using plant-derived squalene, branched hydrocarbons, and pentaerythrityl esters that collectively replicate the sensory properties of traditional silicone formulations. This composite approach achieves high naturalness index while maintaining desired sensoriality

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The invention modifies the formulation parameters by increasing the content of plant-origin ingredients to achieve a high naturalness index. The specific combination and proportions of squalene, branched hydrocarbons, and pentaerythrityl esters are optimized to maintain sensoriality while maximizing naturalness content

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20250073141A1Silicone-free cosmetique compositions
Publication Date: 2025.03.06 LOREAL SA
  • US20250073141A1 patent drawing

AI summary

The instant disclosure relates to compositions including squalene at least one bio-based branched hydrocarbon), at least one bio-based pentaerythrityl ester as well as to methods of using such compositions. The cosmetic composition is free of silicone. The cosmetic composition is easily spreadable and has a favorable sensory without the use of silicones.