Zeolite-based catalytic membrane reactors for thermo-catalytic conversion of CO₂

Area of Science:

• Chemical Engineering
• Materials Science
• Catalysis

Background:

• Zeolite-based catalytic membrane reactors address thermodynamic limitations in CO2 hydrogenation and dry reforming of methane (DRM).
• Understanding the synergy between catalysts and membranes is crucial for optimizing reactor performance.

Purpose of the Study:

• To review zeolite membrane reactors for CO2 utilization and methane reforming.
• To analyze performance metrics, operational parameters, and synthesis methods.
• To establish structure-performance relationships for zeolite membranes.

Main Methods:

• Comprehensive literature review of zeolite membrane reactors.
• Analysis of permeance, permselectivity, durability, conversion, selectivity, and stability.
• Discussion of synthesis routes, surface properties, and operational parameters (temperature, pressure, feed ratio, etc.).

Main Results:

• Zeolite membrane reactors demonstrate effectiveness in CO2 hydrogenation and DRM.
• Performance is significantly influenced by catalyst-membrane synergy and operational conditions.
• Synthesis methods and membrane properties directly correlate with reactor performance.

Conclusions:

• Zeolite membrane reactors offer a promising platform for CO2 adsorption, separation, activation, and conversion.
• Further research is needed to address existing challenges and optimize reactor design and operation.
• This review provides insights into synthesis-structure-performance relationships for advanced catalytic membrane applications.