Carbon Nanotube Composite Fabrication via High Push Force

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Solution Overview

Problem

Conventional methods for fabricating carbon nanotube composite materials often result in uneven distribution of carbon nanotubes within the substrate, affecting the material's properties and quality.

Innovation Solution

Applying a high push force ranging from 300 G to 3000 G to drive carbon nanotubes into a substrate, ensuring uniform dispersion and integration within the composite material.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If conventional mixing methods (wet type or dry type) are used to fabricate carbon nanotube composite materials, then the fabrication process can be completed, but the carbon nanotubes cannot uniformly distribute in the substrate

Engineering Contradiction:
Improveuniformity of carbon nanotube distributionVSAvoiddifficulty of achieving uniform distribution
Core Design Contradiction:
Manufacturing precisionVSEase of manufacture

Solution Approach 1:

The patent applies parameter changes by introducing high push force (300-3000 G) as a new processing parameter to drive carbon nanotubes into the substrate. This force parameter transformation enables uniform distribution that conventional mixing methods cannot achieve, directly resolving the technical contradiction between manufacturing precision and ease of manufacture.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent replaces conventional mechanical mixing methods (wet type using liquid medium or dry type using mechanical force) with a high push force mechanism. This substitution of the mechanical system achieves uniform carbon nanotube distribution without the limitations of traditional mixing approaches, improving both manufacturing precision and process effectiveness.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Manufacturing precision

If high push force is applied to drive carbon material into substrate, then uniform distribution is achieved, but the process complexity increases

Engineering Contradiction:
Improveuniformity of carbon material distributionVSAvoidcomplexity of high push force application system
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent uses parameter changes by defining a specific push force range (300-3000 G) that achieves uniform distribution. By establishing this precise parameter range, the complex high push force process becomes controllable and reproducible, reducing the practical complexity despite the advanced mechanism required.

Inventive Principle:
Principle #35Parameter changes

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 method achieves uniform distribution of carbon nanotubes within the substrate, enhancing the material's properties and quality by effectively integrating carbon nanotubes into the composite material.

Implementation Method 1

providing a high push force range between 300 G and 3000 G to the carbon material-containing dispersion to drive the carbon material to enter the substrate

Methodology Applied
Scientific EffectHigh push force: Mechanical Force

Data Source

PatentUS9789648B2Method of using high push force to fabricate composite material containing carbon material
Publication Date: 2017.10.17 ATOMFUSION TECH INC
  • US9789648B2 patent drawing
  • US9789648B2 patent drawing
  • US9789648B2 patent drawing

AI summary

A method of using high push force to fabricate a composite material containing carbon material comprises steps placing a substrate in a carbon material-containing dispersion including a carbon material, and letting one surface of the substrate contact the carbon material-containing dispersion; and providing a high push force range between 300 G and 3000 G to the carbon material-containing dispersion to push the carbon material-containing dispersion and make the carbon material enter the substrate to form a composite material containing the carbon material.