Multi-compartment Food Packaging with Natural Preservatives
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Solution Overview
Problem
Current food preservation methods rely on artificial preservatives or complex manufacturing processes to achieve shelf-stability, posing health risks and being economically inefficient for multi-component products.
Innovation Solution
Development of a shelf-stable, multi-compartment food product containing a wet and dry food component without artificial preservatives, using natural preservatives like sodium, tocopherols, and fermentation byproducts, and a continuous manufacturing process with separate hygiene zones to prevent cross-contamination.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Duration of action of stationary object
If artificial preservatives are used to achieve shelf-stability, then the product can be stored without refrigeration, but health risks and changes in organoleptic properties occur
Solution Approach 1:
The patent adjusts pH levels and water activity parameters of the wet food component to create conditions that inhibit bacterial growth without requiring artificial preservatives. By controlling these physical-chemical parameters, the product achieves shelf-stability through natural means.
Solution Approach 2:
The patent utilizes the natural properties of the food components themselves (acidity, water content) to prevent spoilage. The wet component's natural pH and water activity are converted into protective factors that extend shelf-life without harmful additives.
2Duration of action of stationary object
If multiple separate manufacturing systems are used to package wet and dry components separately, then shelf-stability without preservatives is achieved, but manufacturing cost and complexity increase
Solution Approach 1:
The patent combines the packaging of wet and dry food components into a single integrated process using one manufacturing system. The tray seal machine simultaneously packages both components in the same package, eliminating the need for separate manufacturing lines and reducing overall process complexity.
Solution Approach 2:
The single manufacturing system is designed to handle both wet and dry components through the same packaging process. The tray seal machine performs multiple functions by accommodating different component types in a unified packaging operation.
3Duration of action of stationary object
If refrigeration or freezing is used to extend shelf-life, then product preservation is achieved, but the product cannot be marketed in non-refrigerated sections
Solution Approach 1:
The patent modifies the physical-chemical parameters of the wet food component (pH, water activity) to shift the product from requiring cold storage to being stable at ambient temperatures. This parameter adjustment enables distribution flexibility across different retail environments.
Solution Approach 2:
The patent employs natural preservatives and pH adjustment as simple, inexpensive methods to achieve shelf-stability, replacing the need for expensive refrigeration infrastructure and associated logistics.
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 solution provides a healthy, shelf-stable food product that is economically viable and safe for consumption, reducing the risk of childhood obesity while maintaining nutritional value and promoting self-feeding in children.
Implementation Method 1
The natural preservatives may be selected from the group consisting of sodium, tocopherols, fermentation byproducts, niacin, organic acids, or combinations thereof
Data Source
AI summary
The present disclosure provides multi-component food products having a wet food component and a dry food component. The multi-component food product is shelf-stable and does not include any artificial preservatives. Methods for providing a shelf-stable multi-component food product having a wet food component and a dry food component without artificial preservatives to a consumer are also provided, as are methods for marketing such a shelf-stable multi-component food product.