Dynamics of nanocomposites

GJ Schneider - Current opinion in chemical engineering, 2017 - Elsevier
Highlights•Recent results on the polymer dynamics in nanocomposites are
summarized.•Many authors report a disentanglement of chains in the vicinity of …

Microscopic chain motion in polymer nanocomposites with dynamically asymmetric interphases

E Senses, A Faraone, P Akcora - Scientific Reports, 2016 - nature.com
Dynamics of the interphase region between matrix and bound polymers on nanoparticles is
important to understand the macroscopic rheological properties of nanocomposites. Here …

Effect of surface properties and polymer chain length on polymer adsorption in solution

EY Lin, AL Frischknecht, KI Winey… - The Journal of Chemical …, 2021 - pubs.aip.org
In polymer nanoparticle composites (PNCs) with attractive interactions between
nanoparticles (NPs) and polymers, a bound layer of the polymer forms on the NP surface …

Addition of short polymer chains mechanically reinforces glassy poly (2-vinylpyridine)–silica nanoparticle nanocomposites

V Bocharova, AC Genix, JMY Carrillo… - ACS Applied Nano …, 2020 - ACS Publications
The addition of hard fillers to a polymer matrix is a well-known process for achieving
mechanical reinforcement. With a decrease in the size of the fillers, the contribution from …

Silica nanoparticle reinforced composites as transparent elastomeric dam** materials

F Asai, T Seki, T Hoshino, X Liang… - ACS Applied Nano …, 2021 - ACS Publications
Inspired by the structure of the cornea, which is the transparent front part of the eye, we
developed a transparent and tough silica composite elastomer consisting of poly [di …

Characterizing the areal density and desorption kinetics of physically adsorbed polymer in polymer nanocomposite melts

EJ Bailey, PJ Griffin, RJ Composto, KI Winey - Macromolecules, 2020 - ACS Publications
The interfacial regions between nanoparticles (NPs) and polymers in polymer
nanocomposites (PNCs) underlie enhanced properties, and the temporal stability of these …

Chemical heterogeneity in interfacial layers of polymer nanocomposites

S Yang, S Liu, S Narayanan, C Zhang, P Akcora - Soft Matter, 2018 - pubs.rsc.org
It is well-known that particle–polymer interactions strongly control the adsorption and
conformations of adsorbed chains. Interfacial layers around nanoparticles consisting of …

Reversible thermal stiffening in polymer nanocomposites

E Senses, A Isherwood, P Akcora - ACS Applied Materials & …, 2015 - ACS Publications
Miscible polymer blends with different glass transition temperatures (T g) are known to
create confined interphases between glassy and mobile chains. Here, we show that …

Role of adsorbed chain rigidity in reinforcement of polymer nanocomposites

S Yang, M Hassan, P Akcora - Journal of Polymer Science Part …, 2019 - Wiley Online Library
The thermomechanical behavior of polymer nanocomposites is mostly governed by
interfacial properties which rely on particle–polymer interactions, particle loading, and …

Chain dynamics and nanoparticle motion in attractive polymer nanocomposites subjected to large deformations

E Senses, M Tyagi, B Natarajan, S Narayanan… - Soft Matter, 2017 - pubs.rsc.org
The effect of large deformation on the chain dynamics in attractive polymer nanocomposites
was investigated using neutron scattering techniques. Quasi-elastic neutron backscattering …