Calcium-Modified Starch Octenylsuccinate for Oil Absorption
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Solution Overview
Problem
There is a need for a hydrophobic carbohydrate that exhibits both good free flow and water repellent properties, suitable for industrial, food, pharmaceutical, and cosmetic formulations, as existing starches modified with octenylsuccinate anhydride and its salts are deficient in these properties.
Innovation Solution
A modified carbohydrate is produced by derivatizing a carbohydrate base with anionic moieties, esterifying it with alkyl or alkenyl succinic anhydride, and complexing it with a polyvalent cation, specifically using octenylsuccinic anhydride and calcium to achieve the desired properties.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If aluminum starch octenylsuccinate is used, then good free flow and water repellant properties are achieved, but health and ecological concerns arise from aluminum metal usage
Solution Approach 1:
The patent replaces aluminum, a persistent and environmentally concerning metal, with calcium, a benign and eco-friendly metal. This substitution eliminates the harmful health and ecological effects associated with aluminum while maintaining the desired functional properties of free flow and water repellency in the starch derivative.
Solution Approach 2:
The patent modifies the metal cation parameter from aluminum to calcium in the starch octenylsuccinate derivative. This parameter change transforms the compound from potentially harmful aluminum-based to safe calcium-based, while preserving the hydrophobic and free-flowing characteristics necessary for industrial applications.
2Object-affected harmful factors
If starches modified with octenylsuccinate anhydride and its salts are used, then hydrophobicity is achieved, but free flow and water repellant properties are deficient
Solution Approach 1:
The patent creates a composite modified starch derivative by combining carbohydrate base with octenylsuccinate anhydride and calcium cation. This composite structure integrates the hydrophobicity of the octenylsuccinate modification with the free-flowing and water-repelling properties provided by the calcium complexation, achieving all desired properties simultaneously.
Solution Approach 2:
The patent applies octenylsuccinate modification specifically to the carbohydrate base to create localized hydrophobic regions, while the calcium cation complexation provides localized free-flow and water-repellant properties. This local quality differentiation allows each component to contribute its specific function without compromising the others.
3Object-affected harmful factors
If calcium modified starch octenylsuccinate is used, then aluminum health concerns are eliminated, but free flow and hydrophobicity properties are insufficient
Solution Approach 1:
The patent optimizes the calcium content and octenylsuccinate modification parameters to achieve the desired balance between health safety and functional properties. By carefully controlling these parameters, the patent eliminates aluminum concerns while ensuring adequate free flow and hydrophobicity for industrial applications.
Solution Approach 2:
The patent develops a composite calcium-modified starch octenylsuccinate derivative that combines the safety benefits of calcium with the functional properties of octenylsuccinate modification. This composite structure ensures both health safety and adequate free flow and hydrophobicity properties.
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 resulting composition is free flowing, oil absorbing, and water repellent, making it suitable for various commercial applications including cosmetics, sunscreens, and food ingredients, with enhanced stability and performance in emulsion systems.
Implementation Method 1
One aspect is directed to a free flowing, oil absorbing and water repellant modified carbohydrate
Implementation Method 2
One aspect is directed to a free flowing, oil absorbing and water repellant modified carbohydrate
Implementation Method 3
One aspect is directed to a free flowing, oil absorbing and water repellant modified carbohydrate
Data Source
AI summary
Disclosed herein is a free flowing, oil absorbing and water repellant modified carbohydrate, wherein the modified car-bohydrate is produced from a carbohydrate base being derivatized with one or more anionic moieties; esterified with octenylsuccinic anhydride; and complexed with a polyvalent cation, as well as compositions containing such modified carbohydrates. Such modified carbohydrates and compositions containing same are used in food and personal care applications, cosmetics, dry shampoo, anti-perspirant, deodorant, ointment and sunscreen.