Amine Oxide Chain Length Distribution in Dishwashing
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Solution Overview
Problem
Existing dishwashing detergents lack sufficient cleaning power and foam volume, particularly in self-greasing and foam formation, which are essential for effective manual dish cleaning without mechanical action.
Innovation Solution
A dishwashing composition comprising amine oxides with a C18 or longer radical proportion less than 10% and a surfactant system including anionic surfactants like ether sulfates and alkyl sulfates, along with specific proportions of C12 and C14 amine oxides, enhances fat-dissolving properties and foam volume.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If amine oxides with C18 or longer radicals are used in dishwashing compositions, then foam stability is improved, but self-greasing power and foam volume deteriorate
Solution Approach 1:
The invention changes the critical parameter of amine oxide chain length distribution, specifically limiting C18 or longer radicals to less than 10% (preferably less than 3%) while enriching C12-C14 amine oxides to 85-95%. This parameter optimization resolves the contradiction by achieving both good foam stability and excellent self-greasing power with high foam volume.
2Device complexity
If conventional surfactant systems are used, then formulation simplicity is maintained, but cleaning power and foam volume are insufficient
Solution Approach 1:
The invention optimizes the concentration parameters of key surfactants: amine oxides (C12-C14) at 85-95%, anionic surfactants at 3-15%, and nonionic surfactants at 2-10%. This parameter optimization delivers superior cleaning power and foam volume while maintaining formulation simplicity through a focused surfactant system.
3Stability of the object's composition
If high concentrations of long-chain amine oxides are used, then foam stability improves, but fat-dissolving properties deteriorate
Solution Approach 1:
The invention changes the chain length parameter of amine oxides from conventional long-chain (C18+) to optimized shorter chains (C12-C14), limiting C18 or longer to less than 10%. This parameter change simultaneously improves fat-dissolving properties while maintaining adequate foam stability.
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 achieves improved self-degreasing power and foam volume, allowing for effective fat removal from dishes without mechanical action and providing superior cleaning performance.
Implementation Method 1
Self-degreasing is the property of the composition to dissolve fats, even without additional mechanical action
Implementation Method 2
good foam volume
Data Source
AI summary
Hand dishwashing composition comprising: at least one surfactant, wherein the at least one surfactant is an amine oxide, and wherein the proportion of amine oxides having a C18 or longer residue is less than 10% based on the total weight of the amine oxides in the composition, wherein the agent is particularly suitable for the self-dissolving removal of grease and the increase of foam volume.