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Functional catalytic membrane development: A review of catalyst coating techniques
Weihua Qing1, Fang Liu2, Hong Yao2
1Beijing International Science and Technology Cooperation Base for Antibiotics and Resistance Genes Control, Beijing Key Laboratory of Aqueous Typical Pollutants Control and Water Quality Safeguard, School of Civil Engineering, Beijing Jiaotong University, Beijing 100044, China; Department of Civil and Environmental Engineering, New Jersey Institute of Technology, Newark, NJ 07102, United States of America.
This review overviews catalyst coating techniques for functional catalytic membranes, highlighting physical and chemical methods. It discusses their applications, benefits like catalyst reuse and process efficiency, and future development insights.
Area of Science:
- Materials Science
- Chemical Engineering
- Environmental Science
Background:
- Catalytic membranes integrate filtration with catalytic activity, offering benefits like easy catalyst reuse, antifouling, and enhanced process efficiency.
- Significant advancements have been made in preparing and applying functional catalytic membranes, boosting membrane technology competitiveness.
Purpose of the Study:
- To provide a comprehensive overview of current catalyst coating techniques for functional catalytic membrane development.
- To critically discuss the principles, applications, advantages, and drawbacks of various coating methods.
Main Methods:
- Categorization of techniques into physical and chemical surface coating routes based on coating mechanisms.
- Review of fundamental principles for each technique.
- Discussion of representative case studies and their applications.
Main Results:
- Detailed analysis of physical and chemical catalyst coating techniques for membrane development.
- Emphasis on the advantages and disadvantages of different surface coating technologies.
- Identification of key applications and challenges in the field.
Conclusions:
- Catalyst coating techniques are crucial for advancing functional catalytic membranes.
- Understanding the nuances of physical and chemical coating routes is essential for optimizing membrane performance.
- Future research should focus on innovative techniques and applications to further enhance membrane technologies.
