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Surface-Modification Strategy to Produce Highly Anticorrosive Ti3C2Tx MXene-Based Polymer Composite Coatings: A
Shufang Zhang1,2,3, Guoqin Zhang2,4, Liang Fang1,2,5
1Key Laboratory of Green and High-End Utilization of Salt Lake Resources, Qinghai Institute of Salt Lake, Chinese Academy of Sciences, Xining 810008, China.
Materials (Basel, Switzerland)
|February 13, 2025
Summary
Two-dimensional MXene materials enhance organic anticorrosion coatings. Surface modification strategies improve MXene dispersion and compatibility in epoxy resin and waterborne polyurethane composites for better corrosion resistance.
Area of Science:
- Materials Science
- Corrosion Science
- Nanotechnology
Background:
- MXenes are novel 2D materials with excellent properties like high surface area and hydrophilicity.
- MXenes are increasingly used as nanofillers in high-performance organic anticorrosion coatings.
- Titanium carbide (Ti3C2)Tx is a representative and widely studied MXene material.
Purpose of the Study:
- To review the status of Ti3C2Tx MXene/epoxy resin (EP) and MXene/waterborne polyurethane (WPU) polymer anticorrosive composite coatings.
- To introduce the structure, characteristics, and synthesis of MXenes.
- To analyze surface modification strategies for MXenes in anticorrosion coatings.
Main Methods:
- Review of existing literature on MXene synthesis and properties.
- Analysis of four surface-modification strategies: functionalization grafting, orientation regulation, heterostructure nanocomposite design, and stabilization/greening treatment.
- Discussion of MXene/EP and MXene/WPU composite coatings for corrosion resistance.
Main Results:
- MXenes offer significant potential for enhancing organic anticorrosion coatings due to their unique properties.
- Surface modification is crucial for improving MXene dispersion, compatibility, and stability within polymer matrices.
- Ti3C2Tx MXene/EP and MXene/WPU composites show promising anticorrosion performance.
Conclusions:
- MXene-based composite coatings represent a promising advancement in corrosion protection.
- Further research into surface modification and application strategies is needed.
- Challenges and future opportunities in MXene-based corrosion-resistant coatings are identified.
