Shampoo Composition with Cationic Polysaccharide for Foam Texture
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Solution Overview
Problem
Current hair shampoos, despite using mild surfactants, often fail to achieve the desired texture, long-term stability, and foam quality, leading to suboptimal hair care and scalp health.
Innovation Solution
A cosmetic composition combining anionic surfactant, sorbitan sesquioctanoate, cationic polysaccharide, and optionally amphoteric surfactant, with specific ratios and components to create a creamy, fine-pored foam that is gentle on hair and scalp.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If mild surfactants are used in hair cleaning products, then skin and hair friendliness is improved, but texture and foam quality deteriorate
Solution Approach 1:
The patent combines multiple surfactant types (anionic, amphoteric, and nonionic surfactants) with cationic polysaccharides to create a composite formulation. This composite approach allows the product to maintain mildness while achieving desired texture and foam quality through synergistic interactions between components
Solution Approach 2:
The patent specifies precise concentration ranges for each ingredient (anionic surfactant: 3-15%, amphoteric surfactant: 1-10%, nonionic surfactant: 1-10%, cationic polysaccharide: 0.1-5%) to optimize both mildness and rheological properties. By controlling these parameters within specific ranges, the formulation achieves creamy texture and stable foam while maintaining skin and hair compatibility
2Shape
If extensive formulation work is done to achieve desired creamy texture and higher viscosity, then texture is improved, but long-term stability deteriorates
Solution Approach 1:
The patent defines specific concentration ranges for each component that balance rheological modification with stability. The cationic polysaccharide content (0.1-5%) is carefully controlled to provide viscosity enhancement without causing precipitation or phase separation over time
Solution Approach 2:
The patent introduces nonionic surfactants as intermediary components that mediate between the anionic/amphoteric surfactants and cationic polysaccharides. These intermediaries help maintain homogeneous distribution and prevent aggregation, ensuring long-term stability while achieving desired creamy texture
3Object-affected harmful factors
If mild surfactants are used, then skin and hair friendliness is improved, but foaming properties deteriorate
Solution Approach 1:
The patent creates a composite surfactant system combining anionic, amphoteric, and nonionic surfactants with cationic polysaccharides. This composite formulation generates abundant, creamy foam with fine pore structure while maintaining mildness, as the different surfactant types work synergistically to enhance foaming properties without compromising skin and hair compatibility
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 improved texture, foam quality, and enhanced hair care properties, including better combability, reduced tangling, and improved resistance to physical and chemical damage.
Implementation Method 1
Cosmetic cleaning agents, such as hair shampoos, are based on classic anionic, amphoteric, zwitterionic, nonionic and/or cationic surfactants, with predominantly anionic surfactants typically being used due to their excellent cleaning and foaming properties
Implementation Method 2
Cosmetic compositions which, in addition to an anionic surfactant, an amphoteric surfactant and a sorbitan acid ester, also contain cationic polymer
Implementation Method 3
0.25 to 1.0% by weight of sorbitanic acid esters (C), the sorbitanic acid esters being esters of a sorbitan with straight-chain or branched, saturated or unsaturated carboxylic acids with 4 to 10 carbon atoms in the molecule
Data Source
AI summary
Cleaning cosmetic composition which contains, in a cosmetic carrier, a) at least one anionic surfactant (A), b) optionally, an amphoteric surfactant (B), c) at least one sorbitan acid ester (C), and d) at least one cationic polysaccharide (D).