Starch-Based Clouding Emulsion for Stable Beverage Opacity
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Solution Overview
Problem
Existing clouding agents for beverages, particularly those using titanium dioxide, pose health concerns due to potential nanoparticle toxicity and instability, leading to sedimentation and undesirable mouthfeel, prompting the need for safe and stable alternatives that mimic the opacity and turbidity of natural fruit juices.
Innovation Solution
A starch-based clouding emulsion comprising 5-60 wt.% water-dispersible starch, 0.1-5 wt.% water-soluble gum, and 0.1-5 wt.% oil-based clouding component, spray-dried to create a stable clouding agent that achieves high opacity and turbidity without settling, offering a natural and authentic mouthfeel similar to fresh fruit juices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If titanium dioxide-based clouding agents are used to achieve high opacity and turbidity, then the clouding effect is improved, but health safety deteriorates due to potential nanoparticle toxicity
Solution Approach 1:
The invention replaces titanium dioxide with starch-based components, changing the chemical composition parameter to achieve the same optical effect (opacity and turbidity) without the harmful nanoparticle toxicity associated with TiO2
Solution Approach 2:
The patent uses natural starch-based materials that are biodegradable and safe for consumption, replacing the persistent and potentially harmful titanium dioxide nanoparticles with environmentally friendly alternatives
2Stability of the object's composition
If weighting agents are added to prevent floating of oil-based particles, then stability is improved, but health safety deteriorates due to perceived health risks and chemical reactivity
Solution Approach 1:
The invention removes weighting agents from the formulation entirely, achieving stability through the natural density balance of the oil-in-water emulsion system without requiring additional stabilizing chemicals that pose health concerns
Solution Approach 2:
The patent creates a homogeneous oil-in-water emulsion where the dispersed oil droplets are uniformly distributed and stabilized by the starch-based continuous phase, eliminating the need for separate weighting agents
3Illumination intensity
If high amounts of clouding agents are used to achieve intense cloudiness, then opacity is improved, but storage stability deteriorates due to sedimentation
Solution Approach 1:
The invention optimizes the emulsion parameters including oil droplet size distribution and starch concentration to achieve intense cloudiness at low concentrations while maintaining storage stability through proper emulsion formulation
Solution Approach 2:
The patent uses a composite starch-based system combining water-dispersible starch, water-soluble gum, and oil-based clouding component to create a synergistic emulsion that provides both intense clouding effect and long-term storage stability
4Illumination intensity
If conventional clouding formulations are used to achieve desired turbidity, then clouding effect is improved, but mouthfeel deteriorates due to sedimentation and unnatural texture
Solution Approach 1:
The invention optimizes the particle size distribution of the emulsion droplets to remain suspended without settling, providing both intense turbidity and a natural, pleasant mouthfeel that mimics fresh fruit juice
Solution Approach 2:
The patent uses natural starch-based materials that provide a clean, natural mouthfeel without the sedimentation and unnatural texture associated with conventional TiO2-based clouding agents
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 starch-based clouding agent provides a stable, intense, and homogeneous clouding effect at low concentrations, reducing the need for high amounts of additives, ensuring long-term storage stability and a natural appearance and texture in beverages, while being free from health concerns and off-tastes.
Implementation Method 1
The turbidity of a transparent liquid is generally a subjective optical impression, which is caused by light refraction/scattering at small particles floating within the liquid and having different refractive index from that of the carrier material
Implementation Method 2
a method for preparing a spray-dried starch-based clouding agent
Data Source
AI summary
The present invention relates to the field of dry beverage mixtures or fluid beverage preparations. More specifically, the present invention describes a novel starch-based clouding emulsion for the preparation of such beverages. Furthermore, a method for preparing a spray-dried starch-based clouding agent as well as the spray-dried starch-based clouding agent obtained according to said method are disclosed. Moreover, the present invention relates to the use of the starch-based clouding emulsion or the spray-dried starch-based clouding agent for the preparation of dry beverage mixtures or fluid beverages. Lastly, the present invention relates to the corresponding dry beverage mixtures or fluid beverages comprising the starch-based clouding emulsion or spray-dried starch-based clouding agent.