Polyhedral Complex for Cosmetic Ceramide Stability

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Solution Overview

Problem

Cosmetic agents with poorly soluble materials like ceramide face stability issues and precipitation in oil-based compositions, leading to ineffective skin application and preparation challenges.

Innovation Solution

A cosmetic agent is developed using plate-like materials forming a polyhedral structure to accommodate ceramide and solvent, preventing precipitation and enhancing stability and spreadability through high-pressure spraying and emulsifier addition.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If ceramide is included in a cosmetic composition at a high concentration, then the skin protection effect is improved, but the ceramide precipitates as a crystal due to poor solubility

Engineering Contradiction:
Improveskin protection effectVSAvoidceramide stability
Core Design Contradiction:
ReliabilityVSStability of the object's composition

Solution Approach 1:

The patent introduces a polyhedral complex structure formed by plate-like materials as an intermediary carrier system. This complex accommodates ceramide molecules within its structure, preventing direct contact between ceramide and the cosmetic composition matrix that would cause precipitation. The polyhedral complex acts as a mediator that maintains ceramide stability while enabling high concentration inclusion.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent creates a composite structure combining plate-like materials with ceramide to form a polyhedral complex. This composite approach integrates the stability-providing plate-like material framework with the skin protection-functioning ceramide, allowing both components to coexist stably at high concentrations without mutual interference or precipitation.

Inventive Principle:
Principle #40Composite materials

2Quantity of substance

If liposome is combined to poorly soluble functional material in a water-based cosmetic agent, then the solubility is improved, but the stability is lowered in an oil phase base

Engineering Contradiction:
ImprovesolubilityVSAvoidstability in oil phase
Core Design Contradiction:
Quantity of substanceVSStability of the object's composition

Solution Approach 1:

The patent changes the structural parameter from spherical liposomes to polyhedral plate-like complexes. This geometric parameter change fundamentally alters how the carrier interacts with oil-phase components, maintaining stability in oil-based formulations while continuing to accommodate poorly soluble functional materials at high concentrations.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If ceramide is applied to a cosmetic composition, then the skin protection effect is improved, but the coagulation phenomenon occurs between ceramides due to poor solubility

Engineering Contradiction:
Improveskin protection effectVSAvoidcoagulation phenomenon
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The polyhedral complex structure serves as a spatial mediator that separates and distributes ceramide molecules throughout the cosmetic composition. By accommodating ceramide within the polyhedral framework, the system prevents ceramide-ceramide coagulation while maintaining the skin protection function at high concentrations.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 solution ensures ceramide remains stable and easily penetrates the skin, providing excellent skin protection and ease of preparation, even at high concentrations, with reduced side effects and improved dispersibility.

Implementation Method 1

a plurality of plate-like materials which form a polyhedral structure, and a functional material and a solvent which are accommodated in the polyhedral structure to form a polyhedral complex

Methodology Applied
Scientific EffectPolyhedral structure formation:

Implementation Method 2

a method of preparing the cosmetic agent, which comprises (a) mixing a plurality of plate-like materials which form a polyhedral structure, a functional material, and a solvent, and (b) spraying the mixed product obtained in operation (a) at high pressure

Methodology Applied
Scientific EffectHigh-pressure spraying: Fluid Spray

Data Source

PatentUS11833235B2Cosmetic agent comprising insoluble substance and method for manufacturing same
Publication Date: 2023.12.05 SUNJIN BEAUTY SCI CO LTD
  • US11833235B2 patent drawing
  • US11833235B2 patent drawing
  • US11833235B2 patent drawing

AI summary

The present invention relates to a polyhedral complex, a cosmetic agent having the polyhedral complex formed therein, and a cosmetic composition comprising same, the polyhedral complex comprising: a thixotropic polyhedral structure formed of a plurality of flat-type substances; and a mixture of a functional substance and a solvent accommodated in the polyhedral structure. Furthermore, the present invention relates to a method for manufacturing the cosmetic agent, the method comprising: mixing the plurality of flat-type substances, the functional substance, and the solvent; and high-pressure spraying the mixture, and to a method for stabilizing the functional substance in the cosmetic agent.