Solid Cosmetic Composition Using Low-Density Organic Particles

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Solution Overview

Problem

Conventional hair and scalp care products are difficult to measure and apply due to their viscous nature, tendency to escape, and friability, leading to irritation and inconvenience during use.

Innovation Solution

A cosmetic composition combining organic particles of natural origin with a density of less than or equal to 0.4 and an absorbent, creating a soft, mouldable, and non-tacky solid that disintegrates easily with liquid contact, enhancing handling and application.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional viscous creams or liquids are used for hair care, then good cosmetic properties are imparted to the hair, but the products are difficult to measure out and tend to escape between fingers or from packaging

Engineering Contradiction:
Improveease of applicationVSAvoidproduct escape
Core Design Contradiction:
Ease of operationVSLoss of substance

Solution Approach 1:

The patent changes the physical state parameter from viscous liquid/cream to solid formulation, which fundamentally alters how the product behaves during application. The solid form eliminates the running and escaping issues inherent in liquid/cream formulations while maintaining cosmetic effectiveness

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention uses a composite material system combining organic particles (cork, wood, rice husk) with binders and functional ingredients to create a solid cosmetic composition. This composite approach provides both the structural integrity needed for easy handling and the cosmetic properties required for effective hair care

Inventive Principle:
Principle #40Composite materials

2Volume of moving object

If solid formulations are used, then the product is more compact and mouldable, but solid formulations are difficult to divide up

Engineering Contradiction:
ImprovecompactnessVSAvoidease of division
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The patent modifies the mechanical properties of the solid formulation by controlling particle size, binder type, and compression characteristics to enable easy division. The solid can be manually divided into portions while maintaining its structural integrity, solving the contradiction between compactness and divisibility

Inventive Principle:
Principle #35Parameter changes

3Ease of manufacture

If conventional viscous products are used, then good cosmetic properties are achieved, but the products are difficult to measure out

Engineering Contradiction:
Improvecosmetic effectivenessVSAvoidease of measurement
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The transition from liquid/cream to solid formulation fundamentally improves measurability. Solid products can be easily measured using standard measuring tools or even manually portioned, eliminating the difficulty of measuring viscous liquids while preserving cosmetic effectiveness

Inventive Principle:
Principle #35Parameter changes

4Ease of operation

If the composition is made soft and mouldable, then handling and application are improved, but the composition may be more prone to deformation

Engineering Contradiction:
Improveease of handlingVSAvoidstructural stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The patent creates a composite material with balanced properties where organic particles provide softness and mouldability while binders and functional ingredients provide structural stability. This composite structure enables easy handling without excessive deformation, resolving the contradiction between softness and stability

Inventive Principle:
Principle #40Composite materials

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 a fresh feel, easy handling, and effective cleansing/conditioning of keratin materials without running, reducing irritation and improving hair cleanliness and natural appearance.

Implementation Method 1

The organic particles of natural origin, which are insoluble in water and have a density of less than or equal to 0.4, act as a structuring agent

Methodology Applied
Scientific EffectParticle structuring:

Implementation Method 2

one or more absorbents. The absorbent makes it possible to obtain a composition in the form of a solid

Methodology Applied
Scientific EffectAbsorption: Absorption (physical)

Data Source

PatentEP2892498B1Cosmetic composition comprising natural organic particles, and an absorbent
Publication Date: 2017.10.25 LOREAL SA
  • EP2892498B1 patent drawing
  • EP2892498B1 patent drawing
  • EP2892498B1 patent drawing

AI summary

The invention relates to a cosmetic composition comprising one or more types of organic particles, of natural origin, which are insoluble in water and have a density of less than or equal to 0.4, and one or more absorbents.