Silver-Coated Paper Insulating Packaging for Thermal Radiation Reflection
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Solution Overview
Problem
Conventional insulating packaging for temperature-sensitive products, such as perishable food and medicines, often requires additional insulating materials like Styrofoam, which is not always desirable due to environmental concerns and logistical challenges.
Innovation Solution
A metal-coated insulating packaging made from paper or cardboard materials, featuring a multi-layered structure with a silver paste coating for enhanced thermal insulation, allowing for effective temperature regulation without the need for additional insulating materials.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If additional insulating material like Styrofoam is introduced into the packaging, then thermal insulation is improved, but device complexity and environmental harm increase
Solution Approach 1:
The patent applies parameter changes by modifying the surface properties of the packaging material through metal coating. The coating changes the thermal radiation characteristics of the packaging surface, enabling it to reflect thermal radiation and achieve insulation effects without adding bulky insulating materials like Styrofoam.
Solution Approach 2:
The patent uses composite materials by combining paper or cardboard base material with a metal coating layer. This composite structure maintains the advantages of the base material (lightweight, formable) while adding the thermal radiation reflection properties of the metal coating, achieving insulation without the complexity of multi-layer foam structures.
2Temperature
If additional insulating material like Styrofoam is introduced into the packaging, then thermal insulation is improved, but environmental harm increases
Solution Approach 1:
The patent employs disposable paper or cardboard packaging with metal coating instead of reusable or hard-to-recycle Styrofoam. The coated packaging maintains insulation performance for the required transport duration and can be easily disposed of or recycled, reducing environmental persistence and pollution compared to traditional foam materials.
Solution Approach 2:
The patent replaces mechanical insulating structures (thick foam layers) with a surface coating system that achieves insulation through optical properties (thermal radiation reflection). This substitution eliminates the need for bulky mechanical insulation while reducing material waste and environmental impact.
3Temperature
If metal coating is applied to the packaging, then thermal radiation reflection is improved, but manufacturing complexity increases
Solution Approach 1:
The patent applies parameter changes by modifying the surface properties of the packaging material through metal coating. The coating changes the thermal radiation characteristics of the packaging surface, enabling it to reflect thermal radiation and achieve insulation effects without adding bulky insulating materials like Styrofoam.
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 metal-coated packaging provides efficient thermal insulation, maintaining product temperature and extending the shelf life of perishables, while being environmentally friendly and reducing logistical complexities.
Implementation Method 1
The metal coating can be used to ensure that the respective section reflects thermal radiation and thus contributes to the insulation of the packaging
Data Source
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AI summary
Insulating packaging (1), in particular for packaging portable objects, wherein the insulating packaging (1) has a bottom part (2) which has at least four side walls (24a, 24b, 24c, 24d) connected to each other via first folding points (22a, 22b, 22c) and a first bottom section (26) which can be closed by folding, wherein this first bottom section is arranged on a first side wall (24b) via a second folding point (28), characterized in that at least one section of the insulating packaging (1) has a coating with at least one layer, wherein this layer (130) is a coating (130) printed on this section and the coating contains a substance containing a metal and in particular a substance containing silver.