2D Molecular Composites with Polypeptide Supramolecular Chemistry
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Solution Overview
Problem
Current 2D molecular composites lack supramolecular chemistry, limiting their mechanical actuation and thermal sensitivity, and existing methods for integrating 2D materials with molecular bio-organic composites do not fully exploit the potential for enhanced properties such as faster actuation and sensitivity.
Innovation Solution
The development of 2D composite materials comprising alternating crystallite-forming and amorphous subsequences of polypeptides with inorganic layers, allowing for precise control of interlayer distances and enhanced mechanical and thermal properties through vacuum-assisted self-assembly or printing techniques, such as inkjet printing, to create multilayer structures with tunable dimensions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If 2D molecular composites are synthesized using traditional methods with conventional polymers, then the composite structure can be formed, but the mechanical actuation and thermal sensitivity are limited due to lack of supramolecular chemistry
Solution Approach 1:
The patent combines 2D inorganic layers with organic polypeptide layers that contain supramolecular chemistry capabilities, creating a composite material that exhibits both structural integrity and enhanced mechanical actuation/thermal sensitivity properties through the synergistic interaction between inorganic and organic components
Solution Approach 2:
The patent modifies the chemical and structural parameters of the organic layer by incorporating polypeptides with specific supramolecular chemistry characteristics, thereby changing the functional properties of the composite to achieve improved mechanical actuation and thermal sensitivity
2Manufacturing precision
If alternating crystallite-forming and amorphous subsequences of polypeptides are used with inorganic layers, then precise control of interlayer distances and enhanced mechanical/thermal properties are achieved, but the manufacturing process complexity increases due to vacuum-assisted self-assembly or printing techniques
Solution Approach 1:
The patent employs vacuum-assisted self-assembly where the polypeptide molecules automatically organize themselves into alternating crystallite and amorphous structures between inorganic layers under vacuum conditions, eliminating the need for complex external manipulation and achieving precise interlayer spacing control through intrinsic molecular behavior
Solution Approach 2:
The patent uses vacuum as an intermediary environment that facilitates the self-assembly process, and employs printing techniques as intermediary deposition methods to place materials in desired configurations, thereby simplifying the overall manufacturing complexity while maintaining high precision
3Adaptability or versatility
If multilayer composite structures with tunable dimensions are created using printing techniques, then the materials become suitable for various applications including actuators and electronic devices, but the manufacturing time and process steps increase
Solution Approach 1:
The patent creates multilayer composite structures with tunable dimensions that can serve multiple functions across different applications (actuators, electronic devices, sensors), making the manufacturing process universally applicable and reducing the need for separate specialized processes for each application type
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 resulting composites exhibit improved mechanical actuation, thermal sensitivity, and electrical conductivity, enabling the creation of next-generation programmable, flexible, and biocompatible materials suitable for various applications, including actuators and electronic devices.
Implementation Method 1
vacuum-assisted self-assembly
Implementation Method 2
vacuum-assisted self-assembly
Implementation Method 3
The crystallite-forming subsequences form crystallites comprising stacks of one or more β-sheets
Implementation Method 4
The amorphous subsequences form a network of hydrogen bonds
Implementation Method 5
depositing the one or more polypeptides, the inorganic material and the organic solvent onto a substrate
Data Source
AI summary
Provided are compositions that include at least one two-dimensional layer of an inorganic compound and at least one layer of an organic compound in the form of one or more polypeptides. Methods of making and using the materials are provided. The organic layer contains one or more polypeptides, each of which have alternating repeats of crystallite-forming subsequences and amorphous subsequences. The crystallite-forming subsequences form crystallites comprising stacks of one or more beta-sheets. The amorphous subsequences form a network of hydrogen bonds. A method includes i) combining one or more polypeptides with an inorganic material and an organic solvent, and ii) depositing one or more polypeptides, the inorganic material and the organic solvent onto a substrate. These steps can be repeated to provide a composite material that is a multilayer composite material. The composite materials can be used in a wide array of textile, electronic, semi-conducting, and other applications.