The role of the solvent nature in stretching polymer solutions (polyacrylonitrile spinning using different solvents)

MS Kuzin, IY Skvortsov, PS Gerasimenko… - Journal of Molecular …, 2023 - Elsevier
We investigated how different solvents' affinity with polyacrylonitrile affects the formation of a
jet that leads to stable fiber spinning. The study focused on two concentrations, one near …

Temperature-controlled dripping-onto-substrate (DoS) extensional rheometry of polymer micelle solutions

DY Zhang, MA Calabrese - Soft Matter, 2022 - pubs.rsc.org
Capillary-driven thinning of a liquid bridge is commonly used to measure the extensional
rheology of macromolecular solutions for assessment of material sprayability, printability …

Evaluation of polycaprolactone nanofibers' spinnability using green solvent systems by solution blow spinning (SBS)

BN Teixeira, JM Anaya-Mancipe, RMSM Thiré - Nanotechnology, 2023 - iopscience.iop.org
Solution blow spinning (SBS) is a promising alternative to produce fibrous matrices for a
wide range of applications, such as packaging and biomedical devices. Polycaprolactone …

Dimethylformamide-Mediated Polymer Microstructure Dictates the Extensional Rheology of Aqueous PNIPAM Solutions

DY Zhang, AJ Schwendinger, MA Calabrese - Macromolecules, 2024 - ACS Publications
Polymer solution processability in extensional-flow-dominated operations is strongly
influenced by polymer conformation and solution phase behavior. Cosolvent addition can be …

A Scalable and Surfactant-Free Emulsion Method for Producing Microbeads from Varied Biomass Feedstocks

BP Robertson, AJ Miller, GE Rott, SM Quinn… - Langmuir, 2024 - ACS Publications
Despite national and international regulations, plastic microbeads are still widely used in
personal care and consumer products (PCCPs). These exfoliants and rheological modifiers …

Effects of Dye Addition on the Rheological Properties of Aqueous Polymer Solutions

MA Upoma, Z He, H Tran, T Sivells, JD Cyran… - Langmuir, 2024 - ACS Publications
In many commercial applications, polymer–dye interactions are frequently encountered from
food to wastewater treatment, and while shear rheology has been well characterized, the …

Extensional rheology of anode slurries for li-ion batteries containing natural and synthetic graphite

WJ Lee, N Park, JI Park, J Nam, KH Ahn… - Journal of Colloid and …, 2024 - Elsevier
Processing of electrode slurry, which is highly non-Newtonian fluid, is a critical step in the
mass production of lithium-ion batteries (LIBs). While extensional flow plays an important …

Numerical simulation study of extensional characteristics impacts on the viscoelastic thread deformation and satellite droplet generation

L Liu, X Guan, Q Fu - Journal of Non-Newtonian Fluid Mechanics, 2023 - Elsevier
A two-dimensional direct numerical simulation has been carried out to investigate
extensional characteristic impacts on the viscoelastic thread deformation and satellite …

Pure elongation flow of an electrorheological fluid: insights on wall slip from electrorheology

I Chaudhary, M Kaushal - Soft Matter, 2024 - pubs.rsc.org
In this work we study the pure elongation flow behavior of an electrorheological (ER) fluid as
a model soft-jammed system, wherein the extent of jamming is controlled by an externally …

Development of microbeads from unmodified biomass with tunable size and competitive mechanical properties

B Robertson, L Hoover, G Rott, M Quan, M Calabrese - Cellulose, 2023 - Springer
Despite national and international regulations, plastic microbeads are still widely used in
personal care and consumer products (PCCPs) as exfoliants and rheological modifiers …