Mycotextiles including activated scaffolds and nano-particle cross-linkers and methods of making them
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Solution Overview
Problem
Traditional animal-based and synthetic textile materials pose environmental concerns due to resource-intensive production, high energy consumption, and poor recycling capabilities, with fungal-based leathers lacking satisfactory mechanical properties such as abrasion resistance and durability.
Innovation Solution
Development of mycotextiles with crosslinked mycelium layers and functionalized nanoparticles to enhance mechanical properties, including tensile strength, tear resistance, and wear resistance, using specific fungal strains and processing methods to create durable, flexible, and aesthetically pleasing materials.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If fungal-based leather materials are used to replace traditional animal-based and synthetic materials, then environmental impact is reduced and production costs are minimized, but mechanical properties such as abrasion resistance, tear strength, and durability are insufficient
Solution Approach 1:
The patent applies composite materials by combining mycelium with natural crosslinking agents (tannins, lignins, polyphenols) to create a hybrid structure that enhances mechanical properties while maintaining the eco-friendly nature of the base material. This resolves the contradiction by integrating strengthening components into the fungal matrix without compromising environmental benefits
Solution Approach 2:
The patent changes the chemical parameters of the mycelium structure through crosslinking reactions. By introducing crosslinking agents that form covalent bonds between hyphae, the material's mechanical strength, abrasion resistance, and durability are significantly improved while the fundamental biodegradable and eco-friendly characteristics are preserved
2Strength
If conventional crosslinking methods are applied to improve mechanical properties, then tensile strength and durability are enhanced, but the material may lose flexibility and become prone to cracking
Solution Approach 1:
The patent applies local quality by using crosslinking agents that selectively bond at specific locations within the mycelium structure, particularly at hyphal junctions and cell wall interfaces. This localized crosslinking approach strengthens the material where needed while preserving flexibility in other regions, preventing the uniform rigidity that causes cracking
Solution Approach 2:
The patent uses natural crosslinking agents (tannins, lignins, polyphenols) as intermediaries between hyphae. These intermediaries form reversible and flexible crosslinks that provide tensile strength while maintaining the material's ability to bend and flex without cracking, unlike rigid direct crosslinks
3Reliability
If extensive processing is applied to enhance mechanical properties and durability, then material quality is improved, but production time and energy consumption increase
Solution Approach 1:
The patent applies self-service by utilizing the mycelium's natural ability to produce crosslinking agents (tannins, lignins, polyphenols) during its growth phase. The fungal material essentially crosslinks itself through its metabolic processes, eliminating the need for separate, time-consuming post-processing crosslinking steps and significantly reducing production time while achieving high durability
4Strength
If traditional synthetic materials are used to achieve desired mechanical properties, then durability and strength are achieved, but resource consumption and waste generation increase
Solution Approach 1:
The patent converts the typically wasteful byproducts of fungal metabolism (tannins, lignins, polyphenols) into beneficial crosslinking agents that enhance material strength and durability. This transforms what would be discarded substances into functional components that improve performance, eliminating the need for resource-intensive synthetic materials while achieving comparable or superior durability
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 mycotextiles exhibit superior mechanical and aesthetic characteristics, comparable to animal leather, with improved durability and flexibility, while minimizing environmental impact and production costs.
Implementation Method 1
a plurality of nanoparticles within the first and second crosslinked mycelium layers, wherein the plurality of nanoparticles are functionalized to crosslink chitin within hyphae of the first crosslinked mycelium layer and the second crosslinked mycelium layer
Data Source
AI summary
Mycotextiles, methods of making them, methods of processing them, and compositions and apparatuses for making and/or processing them are described herein.