Carbon Nanomaterial Composition from Controlled Acetylene Combustion
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Solution Overview
Problem
Existing combustion-based technologies for producing carbon-based nanomaterials do not fully and consistently break down carbon, resulting in an inconsistent product.
Innovation Solution
A method involving a gas mixture of acetylene, oxygen, and hydrogen, with specific molar ratios, is used to form carbon-based nanomaterials, achieving a carbon hybridization ratio of Psp3/Psp2 between 0.0 and 5.0, and a carbon content of 75% to 100%.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If existing combustion-based technologies are used to produce carbon-based nanomaterials, then the process can be simplified, but the product consistency and carbon breakdown completeness deteriorate
Solution Approach 1:
The patent changes the chemical parameters of the gas mixture by specifying precise molar ratios of acetylene (0.55-0.99), oxygen (0.01-0.75), and hydrogen (0.05-0.90). This parameter optimization enables complete carbon breakdown while maintaining product consistency, resolving the contradiction between process simplicity and manufacturing precision.
Solution Approach 2:
The patent uses a composite gas mixture containing acetylene, oxygen, and hydrogen in specific proportions. This composite approach enables synergistic chemical reactions that achieve complete carbon breakdown and consistent nanomaterial production, overcoming the limitations of simpler combustion methods.
2Device complexity
If existing combustion-based technologies are used, then the equipment complexity can be reduced, but the carbon breakdown completeness deteriorates
Solution Approach 1:
By optimizing the gas mixture parameters (acetylene: 0.55-0.99, oxygen: 0.01-0.75, hydrogen: 0.05-0.90), the patent achieves complete carbon breakdown without requiring complex equipment. The parameter changes enable reliable chemical reactions that simplify the overall system while ensuring complete carbon conversion.
3Ease of operation
If the gas mixture molar ratios are not controlled, then the process operation can be easier, but the carbon hybridization control deteriorates
Solution Approach 1:
The patent establishes specific molar ratio ranges for the gas mixture components (acetylene: 0.55-0.99, oxygen: 0.01-0.75, hydrogen: 0.05-0.90). These parameter specifications enable easy operation while achieving precise control over carbon hybridization (Psp3/Psp2 ratio of 0.0-5.0) and carbon content (75%-100%), resolving the contradiction between operational ease and manufacturing precision.
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 produces a consistent and efficient carbon-based nanomaterial composition with controlled carbon hybridization and high carbon content, suitable for various industrial applications.
Implementation Method 1
igniting the gas mixture to form the carbon-based nanomaterial composition
Data Source
AI summary
The present disclosure relates to a carbon-based nanomaterial composition that may be formed from a gas mixture. The gas mixture may include acetylene gas at a molar ratio AGmol/GMmol of at least about 0.55 and not greater than about 0.99, oxygen gas at a molar ratio OGmol/GMmol of at least about 0.01 and not greater than about 0.75, and hydrogen gas at a molar ratio HGmol/GMmol of at least about 0.05 and not greater than about 0.90. The carbon-based nanomaterial composition may have a carbon hybridization ratio Psp3/Psp2 of at least about 0.0 and not greater than about 5.0, where Psp3 is the percent of carbon within the carbon-based nanomaterial composition having a sp3 hybridization and Psp2 is the percent of carbon within the carbon-based nanomaterial composition having a sp2 hybridization.