Expandable Packaging Material With Air-Pocket Strength
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Solution Overview
Problem
Existing packaging materials are often not recyclable, bulky, and require additional non-recyclable materials for protection, leading to increased shipping costs and environmental impact, with cardboard packaging having limited strength and flexibility.
Innovation Solution
A packaging material comprising at least two layers, where a first layer is expandable in one direction, causing a second layer to expand in both that direction and a perpendicular direction, creating air pockets for structural strength, allowing for customizable enclosures without additional fillers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-generated harmful factors
If traditional cardboard packaging is used, then recyclability is improved, but structural strength and protection capability deteriorate
Solution Approach 1:
The patent combines multiple layers of cardboard material with different properties (corrugated layers for strength, flat layers for flexibility) to create a composite packaging structure that maintains recyclability while significantly improving structural strength and protection capability against folding and impact
Solution Approach 2:
The packaging incorporates air pockets and porous structures within the cardboard layers that provide cushioning and structural support, enhancing protection capability while maintaining the recyclable cardboard material composition
2Ease of manufacture
If preformed cardboard boxes are used, then ease of manufacture is improved, but adaptability to different item shapes and sizes deteriorates
Solution Approach 1:
The patent employs foldable and expandable cardboard structures that can dynamically adjust their shape and size to conform to different items, transitioning from a compact preformed state to an expanded protective state that adapts to the specific geometry of the packaged object
Solution Approach 2:
The packaging is divided into multiple separable layers and sections that can be independently adjusted and configured to match different item shapes and sizes, allowing customization while maintaining ease of manufacture through modular assembly
3Strength
If additional packaging materials are added for protection, then structural strength is improved, but recyclability and environmental impact deteriorate
Solution Approach 1:
The patent integrates multiple protective functions (cushioning, structural support, impact absorption) into a single unified cardboard packaging structure, eliminating the need for separate foam or plastic filler materials and maintaining full recyclability
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 customizable packaging with enhanced structural strength, reducing material consumption and environmental impact by being fully recyclable, thus lowering costs and waste.
Implementation Method 1
the first layer is selectively expandable in at least a first direction; wherein the second layer is expandable in at least the first direction in response to the expansion of the first layer; and wherein the second layer is further expandable in a second direction that is normal to the first direction
Data Source
AI summary
A packaging material including one or more expandable layers that provide protection to contents of a packaging enclosure formed with the packaging material. The packaging material includes at least a first layer and a second layer bonded to one another. The first layer is pulled or extended in a first direction that is effective to cause the second layer to expand in a second direction. The second layer is a cut-patterned layer which creates structural strength in the packaging material when expanded.