Covalent mechanochemistry and contemporary polymer network chemistry: a marriage in the making

EM Lloyd, JR Vakil, Y Yao, NR Sottos… - Journal of the American …, 2023 - ACS Publications
Over the past 20 years, the field of polymer mechanochemistry has amassed a toolbox of
mechanophores that translate mechanical energy into a variety of functional responses …

A (macro) molecular-level understanding of polymer network topology

Y Gu, J Zhao, JA Johnson - Trends in Chemistry, 2019 - cell.com
Topology plays a critical role in dictating the properties of many materials. In recent years,
with advances in synthetic and characterization techniques, substantial efforts have been …

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 …

Amplifying the mechanical resilience of chemically cross-linked poly (vinyl alcohol) films with the addition of boric acid

Y Li, Y Li, R Cao, J **e, W Chen - Macromolecules, 2024 - ACS Publications
Mechanical behavior of the cross-linked polymer system is modulated by various cross-
linkings, ie, chemical and physical cross-linking. The poly (vinyl alcohol)(PVA)–boric acid …

Entanglement effects in elastomers: macroscopic vs microscopic properties

S Schlögl, ML Trutschel, W Chassé, G Riess… - …, 2014 - ACS Publications
This Perspective highlights how entanglement effects on rubber elasticity can be unveiled by
a combination of different macroscopic and microscopic methods, taking advantage of new …

Correlation of crosslink densities using solid state NMR and conventional techniques in peroxide-crosslinked EPDM rubber

T Saleesung, D Reichert, K Saalwächter, C Sirisinha - Polymer, 2015 - Elsevier
Peroxide-crosslinked ethylene propylene diene terpolymer (EPDM) elastomer samples were
prepared with various types and concentrations of peroxide, with and without co-agent. The …

Unveiling the Hierarchical Microstructure of Prevulcanized Natural Rubber Latex Film and Its Impact on Mechanical Properties

J Zhang, S Huang, L Kong, J Sakdapipanich… - …, 2024 - ACS Publications
Despite the widespread application of prevulcanized natural rubber latex film (VNRL), its
microstructure of VNRL has not been fully elucidated, and the impact of the microstructure …

Conformation of Network Strands in Polymer Gels

HK Beech, JA Johnson, BD Olsen - ACS Macro Letters, 2023 - ACS Publications
Small angle neutron scattering was used to measure single chain radii of gyration of end-
linked polymer gels before and after cross-linking to calculate the prestrain, which is the ratio …

Dynamics-based assessment of nanoscopic polymer-network mesh structures and their defects

K Saalwächter, S Seiffert - Soft Matter, 2018 - pubs.rsc.org
Polymer-network gels often exhibit complex nanoscopic architectures. First, the polymer-
network mesh topology on scales of 1–10 nm is usually not uniform and regular, but …

Entanglements, defects, and inhomogeneities in nitrile butadiene rubbers: macroscopic versus microscopic properties

IH Syed, P Stratmann, G Hempel, M Klüppel… - …, 2016 - ACS Publications
Combined mechanical and NMR experiments were performed on bulk as well as swollen
elastomers. Uniaxial stress–strain experiments in combination with current models of …