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Design of Nanostructured Protective Coatings with a Sensing Function
Suttiruk Salaluk1,2, Shuai Jiang2,3,4, Ekkarut Viyanit5
1Department of Materials Science and Engineering, School of Molecular Science and Engineering, Vidyasirimedhi Institute of Science and Technology (VISTEC), Rayong 21210, Thailand.
This study introduces advanced nanostructured coatings for copper, offering both corrosion protection and real-time sensing. The innovative design utilizes silica nanocapsules and nanofibers for sustained inhibitor release and optical corrosion detection.
Area of Science:
- Materials Science
- Corrosion Engineering
- Nanotechnology
Background:
- Developing effective corrosion mitigation strategies for metals is crucial.
- Existing methods often lack integrated sensing capabilities.
- Copper substrates require specialized protective coatings.
Purpose of the Study:
- To create nanostructured multilayered coatings for copper.
- To achieve simultaneous corrosion mitigation and sensing.
- To enhance the longevity and performance of anticorrosion systems.
Main Methods:
- Embedding silica nanocapsules containing corrosion inhibitors and pH sensors.
- Incorporating a nanonetwork layer with a hydrophobic polymer-impregnated inhibitor.
- Optimizing layer arrangement for performance and prolonged sensing.
Main Results:
- Demonstrated optimal anticorrosion and sensing performance through specific layer arrangement.
- Achieved prolonged sensing signal duration.
- Successfully conjugated a fluorophore to a nanosensor for corrosion detection.
Conclusions:
- The developed nanostructured coatings offer a dual function of corrosion mitigation and sensing for copper.
- Simultaneous use of nanofibers and nanocapsules enables efficient inhibitor loading and release.
- This represents a novel approach for advanced anticorrosion applications with integrated sensing.
