High Oleic Acid Liquid Creamer Oxidative Stability
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Solution Overview
Problem
Existing liquid creamers face challenges with physical and oxidative stability, leading to issues like phase separation, sedimentation, and rapid deterioration, especially in unhydrogenated oils, which are not shelf-stable and may develop off-flavors due to oxidation, making them unsuitable for long-term storage and use in beverages.
Innovation Solution
A creamer composition with a high proportion of oleic acid (at least 50%) and limited linoleic and linolenic acid, combined with hydrocolloids and emulsifiers, which improves physical and oxidative stability, allowing for a shelf-stable, homogeneous liquid creamer that remains stable at various temperatures without significant stabilizer use.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If unhydrogenated domestic commodity oils (soybean, canola, sunflower oils) are used in liquid creamers, then the creamer avoids hydrogenated oils and trans-fatty acids, but the creamer develops rapid rancidity during storage
Solution Approach 1:
The patent changes the chemical composition parameters of the oil by specifying precise fatty acid ratios: at least 50% oleic acid, no more than 30% linoleic acid, and no more than 5% linolenic acid. This parameter optimization reduces oxidative susceptibility while maintaining liquid state, resolving the contradiction between avoiding hydrogenated oils and preventing rancidity
Solution Approach 2:
The patent creates a composite oil composition by combining multiple oil sources with different fatty acid profiles to achieve the target composition. This composite approach allows leveraging the advantages of different oils while minimizing their individual weaknesses, particularly oxidative instability
2Ease of operation
If soft, liquid oils are used instead of hard fats, then plug formation is avoided at refrigerated temperatures, but oxidative instability increases
Solution Approach 1:
The patent optimizes the fatty acid composition parameters to achieve a balance between liquid state at refrigeration temperatures and oxidative stability. The high oleic acid content (≥50%) provides liquid consistency and flowability, while the limited polyunsaturated fat content (linoleic ≤30%, linolenic ≤5%) prevents rapid oxidation, resolving the contradiction between ease of operation and reliability
3Device complexity
If liquid creamers are formulated without sufficient stabilizers, then the formulation avoids excessive additives, but phase separation and creaming occur during storage
Solution Approach 1:
The patent changes the oil composition parameters (high oleic acid, limited polyunsaturated fats) to inherently improve physical stability. This compositional optimization reduces the need for stabilizers by minimizing the tendency toward phase separation and creaming, resolving the contradiction between formulation simplicity and composition 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 creamer composition achieves improved physical and oxidative stability, preventing phase separation and off-flavors, ensuring a stable and pleasant-tasting beverage with extended shelf-life, suitable for use in coffee, tea, and other beverages.
Implementation Method 1
oxidative stability, preventing phase separation and off-flavors
Implementation Method 2
physical stability, preventing phase separation
Data Source
AI summary
The present invention relates to a creamer composition, e.g. for use for addition into a coffee beverage, with improved oxidative and physical stability. The creamer includes oil with a high amount of oleic acids and a limited amount of linoleic acid and linolenic acid. The invention further relates to a method of producing the creamer, a beverage composition including the creamer and a method of producing a beverage composition.