Designing complex fluids

RH Ewoldt, C Saengow - Annual Review of Fluid Mechanics, 2022 - annualreviews.org
Taking a small step away from Newtonian fluid behavior creates an explosion in the range of
possibilities. Non-Newtonian fluid properties can achieve diverse flow objectives, but the …

[HTML][HTML] Review on tube model based constitutive equations for polydisperse linear and long-chain branched polymer melts

E Narimissa, MH Wagner - Journal of Rheology, 2019 - pubs.aip.org
Rheological equations of state are of great importance for characterization of polymer melts
and for simulation of polymer processing. This concise review considers tube model based …

Foaming performance of linear polypropylene ionomers

M Embabi, MS Kweon, YX Wang, TP Lin… - …, 2022 - ACS Publications
Linear polypropylene (PP) exhibits poor foamability because of its inherently low melt
strength. Incorporation of long-chain branches is a common approach to increase melt …

How to choose a secondary interaction to improve stretchability of associative polymers?

H Yang, S Wu, Q Chen - Macromolecules, 2021 - ACS Publications
This study focuses on the stretchability of brittle ionomers after introducing three types of
hydrogen bonds, ie, dual, triple, and quadruple hydrogen bonds. The introduction of dual or …

Poiseuille and extensional flow small-angle scattering for develo** structure–rheology relationships in soft matter systems

A Bharati, SD Hudson, KM Weigandt - Current opinion in colloid & interface …, 2019 - Elsevier
As the rheoscattering community has grown, so has the breadth of experiments both in terms
of materials systems, and also in terms of flow types and analysis approaches. In this review …

Flow-induced crystallization of polylactides

Z Zhang, SG Hatzikiriakos - Journal of Rheology, 2022 - pubs.aip.org
In this work, the flow-induced crystallization of two polylactides (PLAs) with different
microstructures (different l-lactic acid contents) is studied using simple shear, uniaxial …

A combined melt-stretching and quenching setup for experimental studies of polymer crystallization under complex flow-temperature environments

H Li, Q Ye, J Sun, S Cui, Z Zhang, C Liu… - Review of Scientific …, 2023 - pubs.aip.org
A combined melt-stretching and quenching setup is designed and developed to allow
experimental investigations of polymer crystallization under the complex flow-temperature …

Stability of polymer jets in extension: Physicochemical and rheological mechanisms

AY Malkin, AV Subbotin… - Russian Chemical …, 2020 - iopscience.iop.org
The review is devoted to the fundamental problems of physical chemistry and rheology
posed in the analysis of stability loss of polymer jets in extension. Studies of phenomena …

[HTML][HTML] Extensional hardening of multimodal, linear PE with high amounts of UHMWPE

L Szántó, Y Feng, C Friedrich - Journal of Rheology, 2021 - pubs.aip.org
Until the advent of the novel Enders catalysts, the nonlinear rheological characterization of
polyethylene (PE) blends, containing up to 50 wt.% of ultra-high molecular weight PE …

Temperature, time, pressure, and CO2 concentration dependence of rheological properties for poly (methyl methacrylate)/expanded graphite composites

HX Huang, LM Yu - Journal of Rheology, 2020 - pubs.aip.org
The effects of temperature, pressure, and supercritical carbon dioxide (scCO 2)
concentration are investigated on the rheological behavior of poly (methyl methacrylate) …