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Graphene and water-based elastomer nanocomposites - a review
Christian N Nwosu1, Maria Iliut, Aravind Vijayaraghavan
1Department of Materials, The University of Manchester, Manchester M13 9PL, UK. aravind@manchester.ac.uk.
Nanoscale
|May 26, 2021
Summary
Graphene nanoparticles enhance water-based elastomers (WBEs), improving their mechanical and thermal properties. This review covers graphene-enhanced WBEs (G-WBEC) production, properties, and applications.
Area of Science:
- Materials Science
- Polymer Chemistry
- Nanotechnology
Background:
- Water-based elastomers (WBEs) offer environmental benefits like low VOC emissions.
- WBEs possess limitations in mechanical and thermal performance.
- Graphene-based nanomaterials are explored for WBE reinforcement.
Purpose of the Study:
- To critically review advancements in graphene-enhanced water-based elastomer composites (G-WBEC).
- To summarize production methods, properties, characterization, and applications of G-WBEC.
- To evaluate the structure-property relationships in G-WBEC.
Main Methods:
- Systematic evaluation of dominant production techniques: emulsion mixing and in situ polymerization (Pickering, mini-, micro-emulsion), and ball-milling.
- Analysis of mechanical, electrical, thermal, and multifunctional properties.
- Exploration of characterization tools (Raman, XRD) for structure-property analysis.
Main Results:
- Graphene incorporation significantly enhances mechanical strength, thermal stability, and electrical conductivity of WBEs.
- Effective dispersion and filler-matrix interface are crucial for property enhancement.
- Various characterization techniques confirm structure-property relationships.
Conclusions:
- Graphene enhancement offers a viable route to overcome WBE limitations.
- G-WBEC show significant potential for diverse commercial applications.
- Further research into optimizing production and understanding interfacial effects is warranted.
