Solid Cosmetic Composition for Hair Conditioner Preparation
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Solution Overview
Problem
Existing hair conditioning compositions require high energy for preparation due to the need for melting steps and hot water dispersion of solid cationic surfactants, which is inefficient and complicates the process.
Innovation Solution
A solid cosmetic composition comprising quaternary ester ammonium compounds, amidoamine compounds, and fatty alcohols in specific ratios, allowing for dispersion in water at moderate temperatures, thereby simplifying the preparation of a liquid hair conditioner without the need for high heat.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If solid cationic surfactants (amidoamines) are used in hair conditioner compositions, then effective combing force and antistatic performance are achieved, but high energy consumption is required for preparation due to melting steps and hot water dispersion
Solution Approach 1:
The patent changes the physical state parameter of the cationic surfactant mixture from solid to solid-dispersible form by combining amidoamines with quaternary ammonium compounds and fatty alcohols in specific ratios. This modification allows the composition to be dispersed in water at moderate temperatures (20-40°C) rather than requiring melting at high temperatures (60-80°C), thus reducing energy consumption while maintaining the reliable combing force and antistatic performance of the cationic surfactants.
Solution Approach 2:
The patent creates a composite material system by combining multiple cationic surfactants (amidoamines, quaternary ammonium compounds) and fatty alcohols in specific proportions. This composite formulation produces a solid cosmetic composition that exhibits both the effective hair conditioning properties of the individual components and improved dispersibility in water at moderate temperatures, resolving the contradiction between performance reliability and energy consumption.
2Reliability
If solid cationic surfactants are dispersed in hot water, then effective hair conditioning is achieved, but the preparation process becomes complex and energy-intensive
Solution Approach 1:
The patent modifies the dispersion temperature parameter from high temperature (60-80°C) to moderate temperature (20-40°C) by formulating a solid cosmetic composition with specific cationic surfactant and fatty alcohol combinations. This parameter change simplifies the preparation process by eliminating the need for heating equipment and complex melting steps, while still achieving effective hair conditioning through the maintained cationic surfactant activity.
Solution Approach 2:
The solid cosmetic composition is designed to be self-dispersible in water at moderate temperatures without requiring external heating or complex processing equipment. The formulation inherently possesses the properties to dissolve and distribute the cationic surfactants effectively in water at ambient or mildly elevated temperatures, making the preparation process simple and energy-efficient while maintaining hair conditioning effectiveness.
3Reliability
If quaternary ammonium compounds and amidoamines are combined in specific ratios, then effective performance on damaged hair is achieved, but the composition becomes solid and requires special handling
Solution Approach 1:
The patent adjusts the physical state parameter of the composition by incorporating fatty alcohols in specific ratios with the quaternary ammonium compounds and amidoamines. This modification maintains the effective performance on damaged hair through the cationic surfactant combination while changing the composition from a purely solid form to a solid that can be easily dispersed in water at moderate temperatures, thereby improving ease of operation.
Solution Approach 2:
The patent develops a composite material system combining quaternary ammonium compounds, amidoamines, and fatty alcohols in optimized proportions. This composite formulation achieves the dual benefit of maintaining effective hair conditioning performance on damaged hair and improving water dispersibility at moderate temperatures, thus resolving the contradiction between performance reliability and operational ease.
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
This approach reduces energy consumption and simplifies the preparation process while maintaining effective combing force and antistatic performance, especially for damaged hair, by enabling dispersion at room temperature.
Implementation Method 1
a method to prepare a liquid hair conditioner composition by dispersing said solid cosmetic composition in water at moderate temperatures
Implementation Method 2
Among cationic surfactants, quaternary ammonium compounds and alkyl amidoamine compounds are particularly suited to the treatment of human hair
Data Source
AI summary
The present invention relates to a composition comprising one or more quaternary ester ammonium compounds (a), one or more amidoamine compounds (b), wherein the weight ratio between the one or more quaternary ester ammonium compounds (a) and the one or more amidoamine compounds (b) is within a range of 1:5 to 5:1, and one or more fatty alcohols (c). The present invention also relates to a composition that is solid at room temperature, to a hair conditioner composition and to a method to prepare the hair conditioner composition by dispersing the solid composition in water at moderate temperatures.