Method for Making 3D-Shaped 3D Graphene

Organization Name

Inventor(s)

Vesselin N. Shanov of Cincinnati OH (US)

Vamsi Krishna Reddy Kondapalli of Cincinnati OH (US)

Method for Making 3D-Shaped 3D Graphene - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240308854 titled 'Method for Making 3D-Shaped 3D Graphene

Simplified Explanation:

This patent application describes a novel method of creating 3D-shaped 3D graphene structures using a combination of 3D printing, chemical vapor deposition, and etching processes.

The method involves 3D printing a catalyst slurry using direct ink writing, depositing the printed slurry with chemical vapor deposition to form a nickel-graphene composite, and then etching the composite to obtain a pure 3D graphene structure.
The catalyst slurry includes nickel particles mixed with an organic solvent, a polymer, and a plasticizer, resulting in a porous, binder-free 3D graphene material.

Key Features and Innovation:

Utilizes a unique combination of 3D printing and chemical vapor deposition to create complex 3D graphene structures.
Produces pure 3D graphene without the need for binders, resulting in a high-quality material.
Offers a versatile method for manufacturing 3D graphene shapes with potential applications in various industries.

Potential Applications:

Aerospace industry for lightweight and strong components.
Electronics industry for high-performance batteries and supercapacitors.
Medical field for advanced biomedical devices.

Problems Solved:

Traditional methods of producing 3D graphene structures may involve binders or lack the desired shape complexity.
This method addresses the need for a simple, efficient process to create intricate 3D graphene shapes.

Benefits:

Enables the production of complex 3D graphene structures with high purity.
Offers a cost-effective and scalable method for manufacturing 3D graphene materials.
Provides a versatile approach for creating custom 3D graphene shapes for various applications.

Commercial Applications:

Potential commercial applications include the production of advanced aerospace components, high-performance electronics, and innovative medical devices. This technology could revolutionize the manufacturing processes in these industries, leading to more efficient and high-quality products.

Questions about 3D Graphene:

1. What are the specific industries that could benefit the most from this novel method of creating 3D graphene structures? 2. How does the use of a catalyst slurry with nickel particles contribute to the formation of pure 3D graphene in this process?

Original Abstract Submitted

a novel method of making a 3d-shaped 3d graphene (3dg) is disclosed. the method involves a) 3d printing a catalyst slurry via direct ink writing (diw); b) depositing the printed slurry using chemical vapor deposition (cvd) to produce a nickel-graphene composite; and c) etching the nickel-graphene composite. the resulting composite is a porous, binder-free structure of pure 3dg. in one embodiment, the catalyst slurry comprises nickel particles mixed with an organic solvent, a polymer, and a plasticizer. in another embodiment, the organic solvent is dichloromethane, the polymer is poly lactic-co-glycolic acid and the plasticizer is dibutyl phthalate.