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Application of a Coupling Agent to Improve the Dielectric Properties of Polymer-Based Nanocomposites
Published on: September 19, 2020
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Revised Manuscript with Corrections: Polyurethane-Based Conductive Composites: From Synthesis to Applications.
Soon-Mo Choi1, Eun-Joo Shin2, Sun-Mi Zo3
1Research Institute of Cell Culture, School of Chemical Engineering, Yeung-Nam University, 280 Daehak-ro, Gyeongsan 38541, Korea.
International Journal of Molecular Sciences
|February 26, 2022
Summary
Polyurethane (PU) nanocomposites gain electrical conductivity with conductive fillers like graphene and carbon nanotubes. These materials show promise for applications in EMI shielding, sensors, coatings, films, and foams.
Area of Science:
- Materials Science
- Polymer Chemistry
- Nanotechnology
Background:
- Polyurethanes (PUs) are typically electrical insulators.
- Conductive fillers enhance PU electrical properties.
- Recent advancements focus on PU-based conducting materials.
Purpose of the Study:
- Review extended applications of PU nanocomposites with conductive fillers.
- Outline PU chemistry and fabrication.
- Discuss research trends in PU conducting materials over the past decade.
Main Methods:
- Literature review of PU-based conducting materials.
- Analysis of research trends in PU nanocomposites.
- Focus on materials for EMI shielding, sensors, coatings, films, and foams.
Main Results:
- Electrical conductivity in PU is achieved via nanoparticles (e.g., graphene, MWCNTs) and conductive polymers (e.g., PANI, PPY).
- Enhanced aspect ratio and ordering of fillers improve conductivity.
- Nanocomposites exhibit significant property changes due to nanomaterial integration.
Conclusions:
- PU nanocomposites with conductive fillers offer diverse applications.
- Conductive polymers and nanomaterials are key to enhancing PU functionality.
- Future research should address challenges and practical implementation.
