How to Build Smarter Polymer Nanocomposites

Polymer nanocomposites offer chemists a powerful platform for designing materials with tunable mechanical, transport, optical, and electronic properties. However, achieving precise control over nanoparticle dispersion and organization remains a fundamental challenge due to thermodynamic incompatibilities between polymer and inorganic phases. Join us to explore two complementary, chemistry-driven strategies that overcome these limitations by controlling nanoparticle organization during synthesis rather than relying on post-processing or simple blending.

Robert Hickey of Penn State University will discuss how dispersing nanoparticles in monomers prior to polymerization enables polymerization-induced nanoparticle ordering, kinetically trapping particles within the growing polymer matrix. This approach provides new insight into how polymerization chemistry and kinetics govern nanoscale structure evolution, revealing pathways to nanocomposite architectures inaccessible through traditional melt or solution blending.

Robert Macfarlane of the Massachusetts Institute of Technology will then present a molecular design strategy in which nanoparticles are grafted with dense polymer brushes, transforming them into intrinsically composite building blocks. These brush particles remain stable without aggregation and enable precise control over nanoscale ordering, mesostructure, and macroscopic properties. Polymer grafting chemistry alters chain–chain interactions and unlocks new routes to functional materials for adhesives, coatings, flexible electronics, and thermal management.

Together, these presentations provide chemists with a unified framework for understanding how synthetic chemistry, polymerization, and macromolecular design can be used to program structure and function in next-generation polymer nanocomposites. This ACS Webinar is moderated by Boran Ma of the University of Southern Mississippi and co-produced with the ACS Division of Polymer Chemistry.

What You Will Learn

• How polymerization chemistry and kinetics influence nanoparticle dispersion and structural evolution
• Strategies for stabilizing and organizing nanoparticles within polymer matrices
• Chemical synthesis methods for creating polymer-brush-grafted nanoparticles
• Structure–property relationships governing nanoscale ordering, mesostructure, and bulk performance
• Emerging applications enabled by controlled nanocomposite synthesis beyond conventional mixing approaches

Event Details

• Wednesday, March 4, 2026 @ 2-3:30pm ET
• Free to attend
• Slides will be available on day of the webinar