Nanostructural heterogeneity in polymer networks and gels

F Di Lorenzo, S Seiffert - Polymer Chemistry, 2015 - pubs.rsc.org
Many polymer networks and gels display nanostructural heterogeneity in the form of
spatially inhomogeneous crosslinking densities, along with additional topological defects …

[HTML][HTML] Classical variational phase-field models cannot predict fracture nucleation

O Lopez-Pamies, JE Dolbow, GA Francfort… - Computer Methods in …, 2025 - Elsevier
Notwithstanding the evidence against them, classical variational phase-field models
continue to be used and pursued in an attempt to describe fracture nucleation in elastic …

Turning vulcanized natural rubber into a self-healing polymer: Effect of the disulfide/polysulfide ratio

M Hernández, AM Grande, W Dierkes… - ACS sustainable …, 2016 - ACS Publications
A self-healing sulfur vulcanized natural rubber (NR) is here reported using the common
ingredients in a traditional NR formulation. The dynamic character of the di-and polysulfide …

Effect of modified nanographene oxide (mGO)/carbon nanotubes (CNTs) hybrid filler on the cure, mechanical and swelling properties of silicone rubber composites

V Aravinth, V Navaneethakrishnan… - Journal of Inorganic and …, 2024 - Springer
In this study, modified nanographene oxide (mGO) and carbon nanotubes (CNTs) reinforced
phenyl silicone rubber (PSR) composites were created and studied. The nanocomposites …

Vulcanization of rubber compounds with peroxide curing systems

J Kruželák, R Sýkora, I Hudec - Rubber chemistry and …, 2017 - meridian.allenpress.com
Vulcanization or curing is one of the most important processes in rubber technologies.
During this process, plastic rubber compounds by parallel and subsequent physical and …

Polymer network structure, properties, and formation of liquid crystalline elastomers prepared via thiol–acrylate chain transfer reactions

TS Hebner, HE Fowler, KM Herbert, NP Skillin… - …, 2021 - ACS Publications
Liquid crystalline elastomers (LCEs) are functional materials whose stimuli response is
strongly influenced by the composition and structure of the polymer network. LCEs are …

Low-field NMR investigations of nanocomposites: polymer dynamics and network effects

A Papon, K Saalwächter, K Schäler, L Guy… - …, 2011 - ACS Publications
The dynamics of the polymer matrix in filled rubbers is modified by the presence of solid
particles. We used low-field proton NMR to investigate model filled samples consisting of a …

Cross-link density estimation of PDMS networks with precise consideration of networks defects

W Chasse, M Lang, JU Sommer… - Macromolecules, 2012 - ACS Publications
Two series of randomly cross-linked poly (dimethylsiloxane)(PDMS) networks with
systematically varying and well-defined dangling chain and defect content were investigated …

Mechanically robust and recyclable EPDM rubber composites by a green cross-linking strategy

G Zhang, X Zhou, K Liang, B Guo, X Li… - ACS Sustainable …, 2019 - ACS Publications
Covalently cross-linked rubbers are indispensable in many important fields due to their
unique entropic elasticity. For rubbers cross-linking, the addition of toxic curing agents …

Strain-induced crystallization of natural rubber and cross-link densities heterogeneities

N Candau, R Laghmach, L Chazeau, JM Chenal… - …, 2014 - ACS Publications
Strain-induced crystallization (SIC) of natural rubber (NR) is characterized during a cyclic
deformation at room temperature and low strain rate (∼ 10–3 s–1) using in situ wide angle X …