Black Phosphorus-Modified Copper Catalysts for Lower-Cost Hydrogenation
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Solution Overview
Problem
The high cost and low abundance of noble metal catalysts, such as Pd and Pt, limit their large-scale application in organic hydrogenation reactions, while existing copper-based catalysts face harsh reaction conditions and complex preparation processes.
Innovation Solution
A black phosphorus-modified copper-based catalyst is prepared by incorporating black phosphorus as a dopant, utilizing a synergistic effect to enhance catalytic activity, with a simple and mild process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If noble metal catalysts (Pd, Pt) are used for organic hydrogenation, then high catalytic activity is achieved, but high cost and low abundance limit large-scale application
Solution Approach 1:
The patent replaces expensive noble metal catalysts (Pd, Pt) with cheap copper-based catalysts modified by black phosphorus. The copper-based catalyst achieves comparable or superior catalytic activity at a fraction of the cost, making the process economically viable for large-scale application.
Solution Approach 2:
The patent creates a composite catalyst system by combining copper-based materials with black phosphorus dopant. This composite structure enhances the catalytic performance of copper, allowing it to function effectively as a non-noble metal alternative to traditional Pd Pt catalysts.
2Quantity of substance
If copper-based catalysts are used to replace noble metals, then cost is reduced, but reaction conditions become harsh and preparation processes complicated
Solution Approach 1:
The patent modifies the preparation parameters by using black phosphorus as a dopant during the formation of copper-based catalyst. This doping approach allows for simpler preparation procedures and milder reaction conditions compared to traditional copper catalyst synthesis methods, while maintaining high catalytic activity.
Solution Approach 2:
Black phosphorus acts as an intermediary substance that facilitates the formation of active copper sites during catalyst preparation. The black phosphorus dopant mediates the interaction between copper components, enabling easier manufacturing and simpler preparation processes while enhancing catalytic performance.
3Productivity
If black phosphorus is used as dopant in copper catalyst, then catalytic activity is improved through synergistic effect, but additional preparation steps are required
Solution Approach 1:
The patent merges the black phosphorus dopant with the copper-based catalyst formation process. By combining these components during catalyst synthesis, the preparation process integrates multiple functions into a single procedure, avoiding separate doping steps and reducing overall process complexity while achieving enhanced catalytic activity.
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 catalyst achieves high conversion ratios and stability, reducing catalyst usage and improving economic benefits with an energy-efficient, environmentally friendly organic hydrogenation process.
Implementation Method 1
the empty orbit of copper can interact with black phosphorus through a cation-x bond, thereby forming a stable structure independently
Implementation Method 2
A black phosphorus-modified copper-based catalyst is prepared by incorporating black phosphorus as a dopant, utilizing a synergistic effect to enhance catalytic activity
Data Source
AI summary
A method for preparing a black phosphorus-modified copper-based catalyst for organic hydrogenation is provided. The method comprises: preparing the black phosphorus-modified copper-based catalyst by a hydrothermal, a stirring and a ball milling mode with a copper-based catalyst as the active component and black phosphorus as the auxiliary agent. The present invention greatly improves the catalytic performance of the copper-based catalyst while reducing the usage amount of the catalyst through the synergistic effect between black phosphorus and copper, which is beneficial to improving the economic benefits of industrial production. Finally, an energy-saving, environment-friendly and efficient organic hydrogenation catalytic process is achieved. The method of the present invention has the characteristics of high efficiency, simplicity, green and pollution-free reaction process and the like, so has high industrial application value.