The role of structure in polymer rheology

VG Kulichikhin, AY Malkin - Polymers, 2022 - mdpi.com
The review is devoted to the analysis of the current state of understanding relationships
among the deformation-induced structure transformations, observed rheological properties …

Tunable dynamic properties of hydrogen-bonded supramolecular assemblies in solution

E Vereroudakis, D Vlassopoulos - Progress in Polymer Science, 2021 - Elsevier
Supramolecular polymers have emerged as a scientifically challenging and technologically
important field of polymer science, because of the dynamic nature of the secondary bonds …

Deformation mechanism of amorphous plasticized poly (vinyl butyral)

C Lv, H Guo, S Feng, Q Yan, C Xu, W Yu, L Li… - …, 2023 - ACS Publications
Understanding the deformation mechanism of amorphous polymeric materials is
indispensable for their applications but is quite challenging. Here, with amorphous …

[HTML][HTML] Perspective on edge fracture

ST Chan, S Varchanis, SJ Haward, AQ Shen - Journal of Rheology, 2023 - pubs.aip.org
Edge fracture is a viscoelastic instability characterized by the sudden indentation of a fluid's
free surface when the fluid is subjected to a high enough shear rate. During shear …

Shear banding in entangled polymers: Stress plateau, banding location, and lever rule

Y Ruan, Y Lu, L An, ZG Wang - ACS Macro Letters, 2021 - ACS Publications
Using molecular dynamics simulation, we study shear banding of entangled polymer melts
under a steady shear. The steady shear stress vs shear rate curve exhibits a plateau …

Electroconvection and morphological instabilities in potentiostatic electrodeposition across liquid electrolytes with polymer additives

MD Tikekar, G Li, LA Archer… - Journal of The …, 2018 - iopscience.iop.org
Electroconvection in electrodeposition results in fast growing ramified deposits undermining
the efficacy of the process. Here we examine the effect of polymer additives in the electrolyte …

Flow-induced concentration nonuniformity and shear banding in entangled polymer solutions

MC Burroughs, Y Zhang, AM Shetty, CM Bates… - Physical Review Letters, 2021 - APS
Recent models have predicted entangled polymer solutions could shear band due to
unstable flow-induced demixing. This work provides the first experimental probe of the in situ …

Two-species model for nonlinear flow of wormlike micelle solutions. Part I: Model

PF Salipante, M Cromer, SD Hudson - Journal of Rheology, 2024 - pubs.aip.org
We develop a rheological model to approximate the nonlinear rheology of wormlike micelles
using two constitutive models to represent a structural transition at high shear rates. The …

[HTML][HTML] Predictions for flow-induced scission in well-entangled living polymers: The “living Rolie-Poly” model

JD Peterson, L Gary Leal - Journal of Rheology, 2021 - pubs.aip.org
In polymeric materials subject to both polymerization reactions and flow, there can be a
complex interplay between reactions and stress relaxation processes. For example …

Flow-concentration coupling determines features of nonhomogeneous flow and shear banding in entangled polymer solutions

MC Burroughs, Y Zhang, A Shetty, CM Bates… - Journal of …, 2023 - pubs.aip.org
Shear banding in entangled polymer solutions is an elusive phenomenon in polymer
rheology. One recently proposed mechanism for the existence of banded velocity profiles in …