Cationic Polygalactomannan Styling Composition for Curl Hold
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Solution Overview
Problem
There is a need for hair care products utilizing cationically modified galactomannans with specific molecular weight ranges that exhibit significant water solubility, improved viscosity, and enhanced sensory performance for better curl formation, humidity resistance, and foam stabilization in styling applications.
Innovation Solution
A hair styling composition comprising cationically modified polygalactomannans with molecular weights between 40 to 1100 KDa, combined with quaternary ammonium compounds, copolymers, and cosmetic ingredients, to enhance curl formation, humidity resistance, and foam stability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If cationically modified polygalactomannan with high molecular weight is used to improve viscosity and curl maintenance, then curl formation and humidity resistance are enhanced, but water solubility decreases
Solution Approach 1:
The patent applies parameter changes by controlling the molecular weight within a specific range (40-1100 KDa) and adjusting the degree of cationic substitution to optimize the balance between viscosity, solubility, and styling performance. This resolves the contradiction by finding the optimal parameter window where high molecular weight provides curl maintenance while maintaining adequate water solubility through controlled substitution levels.
Solution Approach 2:
The patent uses composite materials by combining cationically modified polygalactomannan with other cosmetic ingredients and polymers to achieve the desired balance of properties. The composite formulation allows the polygalactomannan to provide thickening and curl maintenance while other components contribute to solubility and overall stability, resolving the trade-off between viscosity enhancement and water solubility.
2Strength
If cationically modified polygalactomannan with high molecular weight is used to enhance viscosity and curl hold, then styling performance is improved, but the composition becomes too heavy and spreads poorly through hair
Solution Approach 1:
The patent resolves this contradiction by precisely controlling the molecular weight parameter within the 40-1100 KDa range and optimizing the concentration of cationically modified polygalactomannan. This parameter optimization ensures the composition has sufficient viscosity for curl hold and humidity resistance while maintaining light enough consistency for easy spreading and distribution through hair.
3Stability of the object's composition
If conventional galactomannan polymers are used to provide rheological properties, then composition stability is improved, but sensory performance and foam stabilization are insufficient
Solution Approach 1:
The patent applies parameter changes by introducing cationic modification to the polygalactomannan structure and controlling the molecular weight distribution. These parameter modifications enhance the polymer's interaction with hair and foam structures, significantly improving sensory performance, foam stabilization, and curl definition while maintaining the inherent composition stability of galactomannan polymers.
Solution Approach 2:
The patent uses composite materials by combining cationically modified polygalactomannan with quaternary ammonium compounds and other cosmetic ingredients. This composite approach synergistically enhances sensory performance, foam bloom, and stabilization properties while maintaining composition stability, addressing the limitations of conventional galactomannan polymers.
Data Source
AI summary
A hair styling composition comprising at least one cationically modified polygalactomannan having a molecular weight in a range of from about 40 to about 1100 KDa and at least one cosmetic ingredient is disclosed. Also disclosed is a method of use thereof and a process for preparing the same.