Footwear Upper with Biodegradable Layer for Dynamic Customization
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Solution Overview
Problem
Current methods for creating customizable and dynamic articles of footwear or clothing are costly and inefficient, as they require significant customization efforts to fit individual users' needs, which increases production time and costs, and struggle to incorporate features that adapt or change over time.
Innovation Solution
Incorporating a biodegradable layer with a biologically active agent into the footwear's structure, such as poly(ethylene terephthalate) and Ideonella sakaiensis, that degrades to reveal patterns, change colors, or provide optimal aeration, allowing for customizable and dynamic features without the need for extensive manufacturing changes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If manufacturers provide a variety of customized products to meet individual user needs, then user satisfaction and product adaptability improve, but production time and manufacturing costs increase significantly
Solution Approach 1:
The footwear upper is divided into multiple layers with distinct functions: a base layer providing structural support, a biodegradable intermediate layer containing biologically active agents that respond to user conditions, and an exterior layer providing aesthetic appearance. This segmentation allows each layer to be optimized independently while enabling mass production of the base structure with customizable responsive features added through the biodegradable layer
Solution Approach 2:
The biodegradable layer contains biologically active agents (such as bacteria or enzymes) that automatically respond to user-specific conditions like sweat composition, skin pH, or body temperature without requiring external control systems. The system self-adjusts to provide personalized fit, breathability, or aesthetic changes based on the wearer's physiological state, eliminating the need for complex customization processes
2Adaptability or versatility
If manufacturers offer bespoke or custom footwear options, then product uniqueness and user fit improve, but manufacturing costs and production time increase significantly
Solution Approach 1:
The biodegradable layer is pre-loaded with biologically active agents during manufacturing, preparing the footwear to automatically adapt to the user's unique characteristics upon first wear. This preliminary preparation allows the product to deliver customized performance without requiring post-manufacturing customization processes, maintaining manufacturing efficiency while achieving bespoke-level personalization
3Adaptability or versatility
If articles of footwear incorporate dynamic features that change or evolve over time, then user experience and engagement improve, but device complexity and manufacturing difficulty increase
Solution Approach 1:
The biodegradable layer undergoes controlled degradation over time, changing its physical and chemical parameters in response to user conditions and environmental factors. This gradual parameter change enables dynamic functionality such as evolving breathability, color changes, or fit adjustments without requiring complex mechanical or electronic systems. The degradation process itself serves as the control mechanism, eliminating the need for additional actuators, sensors, or power sources
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
Enables the production of customizable and dynamic footwear that adapts to user needs, reducing production costs and time while providing a unique user experience through biodegradation, which can alter appearance, functionality, or provide aerated regions as needed.
Implementation Method 1
The exterior layer includes a biologically active agent and a biodegradable layer. The biologically active agent is capable of biodegrading the biodegradable layer.
Data Source
AI summary
An article of footwear is provided that includes a sole structure and an upper attached to the sole structure. The upper includes an exterior layer and a base layer, and the exterior layer includes a biodegradable layer and a biologically active agent capable of biodegrading the biodegradable layer.