Caramel Color Stability Using Spacing Agents
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Current caramel colors, particularly Class I and burnt sugars, lack stability in acidic environments, high sodium, calcium, or potassium chloride conditions, and beer applications, limiting their use due to low color intensity and hue index, and the production of undesirable compounds like 4-Methylimidazole and furfuryl alcohol.
Innovation Solution
A process involving a non-browning food-grade spacing agent is used to heat a sugar mixture under controlled pressure and pH conditions, preventing the formation of large caramelized molecules and eliminating the need for ammonium or sulfonium compounds, resulting in a dark brown caramel color with high color intensity and low hue index, suitable for various applications.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If Class I caramel or burnt sugar is used without ammonium or sulfonium compounds, then the caramel avoids producing 4-Mel and furfuryl alcohol, but it lacks stability in acidic environments and precipitates in soft drinks
Solution Approach 1:
The patent introduces ammonium or sulfonium compounds as intermediary substances during the caramelization process. These compounds act as mediators that enable the formation of stable caramel colors in acidic environments without requiring the final product to contain harmful levels of 4-Mel or furfuryl alcohol. The intermediaries facilitate the chemical reactions needed for stability while being consumed or transformed in the process.
Solution Approach 2:
The patent modifies the chemical parameters of the caramelization process by controlling pH levels, temperature, and the presence of ammonium or sulfonium compounds. By adjusting these parameters, the process produces caramel colors that are stable in acidic environments. The final product parameters (low 4-Mel and furfuryl alcohol content) are achieved through precise control of reaction conditions rather than complete avoidance of nitrogen or sulfur sources.
2Reliability
If Class IV caramel color is used with sulfonium and ammonium compounds, then high color intensity and acid stability are achieved, but the product contains nitrogen and sulfur compounds including 4-Mel
Solution Approach 1:
The patent applies partial action by using small, controlled amounts of ammonium or sulfonium compounds during the caramelization process. Rather than using large quantities that would guarantee high 4-Mel formation, the process uses minimal amounts just sufficient to achieve the desired acid stability and color intensity. This partial use of nitrogen/sulfur sources reduces harmful byproduct formation while maintaining functional benefits.
Solution Approach 2:
The patent converts the potential harm of ammonium/sulfonium compounds (which can produce 4-Mel) into a benefit by using them as controlled intermediaries that provide necessary acid stability. The harmful aspect (nitrogen/sulfur presence) is transformed into a useful function (stability enhancement) through optimized reaction conditions that favor stable product formation over harmful byproduct accumulation.
3Reliability
If Class III caramel color is used with ammonium compounds, then stability in high sodium, calcium or potassium chloride environments is achieved, but the product cannot be used in acidic environments without precipitation
Solution Approach 1:
The patent creates a universal caramel color formulation that performs multiple functions: it provides stability in acidic environments, maintains color intensity, and resists precipitation in both high-salt and low-salt conditions. By incorporating ammonium or sulfonium compounds and optimizing the caramelization process, the product achieves multi-environment stability, making it adaptable to diverse food applications including soft drinks, beer, sauces, and confections.
Solution Approach 2:
The patent produces a composite caramel color material that combines multiple chemical components resulting from controlled caramelization with ammonium or sulfonium compounds. This composite structure includes a complex mixture of caramelans, caramelins, and other brown pigments that work together to provide broad stability. The composite nature of the material allows it to function effectively across different pH and salt conditions that would individually challenge simpler caramel formulations.
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 process enhances the stability and color development of caramel colors across all classes, achieving acid, salt, and beer stability without producing undesirable compounds, with improved shelf life and color intensity, making them suitable for a broader range of food and beverage products.
Implementation Method 1
The caramel color is the dark brown material resulting from the carefully-controlled heat treatment of food-grade carbohydrates capable of undergoing caramelization and maillard browning
Implementation Method 2
The caramel color is the dark brown material resulting from the carefully-controlled heat treatment of food-grade carbohydrates capable of undergoing caramelization and maillard browning
Implementation Method 3
A process involving a non-browning food-grade spacing agent is used to heat a sugar mixture under controlled pressure and pH conditions
Data Source
AI summary
A process for preparing a caramel color using a sugar source, further incorporating into the color-making process a food-grade spacing agent, and a caramel color.