Cellulosic Cushioning Packing Material for Biodegradable Shock Absorption
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Solution Overview
Problem
Existing packing materials, such as plastic foams and bubble wrap, are non-biodegradable and contribute significantly to environmental waste, while biodegradable alternatives often lack sufficient cushioning effectiveness and cost-efficiency.
Innovation Solution
Development of packing materials using cellulosic cushioning elements, connected by flexible linkages or sheets, which are biodegradable and provide effective shock absorption through crumpled or folded paper structures.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If plastic foam packing materials are used, then cushioning effectiveness is improved, but environmental harm increases due to non-biodegradability and waste accumulation
Solution Approach 1:
The patent changes the material parameter from synthetic plastic foam to cellulosic fibers, transforming the chemical composition while maintaining the physical cushioning function. This parameter change enables biodegradability and environmental compatibility without sacrificing protective performance
Solution Approach 2:
The invention creates a composite structure combining cellulosic fibers with adhesive binders to form molded packing materials. This composite approach allows the material to achieve both the structural integrity needed for cushioning and the biodegradability of natural fibers, resolving the contradiction between performance and environmental harm
2Object-generated harmful factors
If biodegradable packing materials are used, then environmental harm is reduced, but cushioning effectiveness and cost-efficiency deteriorate
Solution Approach 1:
The patent modifies the physical parameters of cellulosic fibers through controlled molding and adhesive bonding, transforming them into structurally superior packing materials. This enables biodegradable materials to achieve cushioning effectiveness comparable to synthetic foams
Solution Approach 2:
By creating composite structures with cellulosic fibers and adhesives, the invention enhances the mechanical properties of biodegradable materials, making them sufficiently strong for cushioning applications while maintaining environmental compatibility
3Object-generated harmful factors
If biodegradable packing materials are used, then environmental harm is reduced, but cost-efficiency deteriorates
Solution Approach 1:
The patent employs cellulosic fibers, which are abundant, inexpensive raw materials derived from recycled paper or natural sources. This choice of base material ensures cost-effectiveness while enabling biodegradability, making disposable packing materials economically viable
Solution Approach 2:
The composite manufacturing process using molded cellulosic fibers and adhesives creates a product that is both cost-competitive with traditional foams and environmentally superior, achieving cost-efficiency through efficient use of abundant natural materials
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 cellulosic packing materials offer adequate cushioning, are environmentally friendly, and can be recycled, addressing the issues of waste and environmental impact of traditional packing materials.
Implementation Method 1
applying an aqueous slurry of cellulosic fibers and adhesive to the plurality of cellulosic cushioning elements
Implementation Method 2
The adhesive and cellulosic fibers of the bonds are dispersed between the folds of each of the cellulosic cushioning elements
Implementation Method 3
Each cellulosic cushioning element of the plurality of cellulosic cushioning elements have a plurality of folds and are formed into a shape
Implementation Method 4
provide effective shock absorption through crumpled or folded paper structures
Implementation Method 5
drying the aqueous slurry and the plurality of cellulosic cushioning elements
Data Source
AI summary
A packing material including a plurality of discrete cushioning elements and methods for making the same. The discrete cushioning elements may be cellulosic cushioning elements. A flexible linkage may connect the plurality of discrete cushioning elements in the packing material. The packing material may also include a bottom cellulosic sheet connected to a top cellulosic sheet with the plurality of cellulosic cushioning elements positioned between the top cellulosic sheet and the bottom cellulosic sheet. The packing material may also be a molded packing material that includes bonds comprising adhesive and cellulosic fibers. The adhesive and cellulosic fibers of the bonds may be dispersed between the folds of each of the cellulosic cushioning elements.