Rheology and processing of polytetrafluoroethylene (PTFE) paste

T Tomkovic, SG Hatzikiriakos - The Canadian Journal of …, 2020 - Wiley Online Library
This is a review article on the paste extrusion of polytetrafluoroethylene (PTFE). The article
begins with an overall presentation of the process. Important aspects related to this process …

Capillary flow of milk chocolate

HA Ardakani, E Mitsoulis, SG Hatzikiriakos - Journal of Non-Newtonian …, 2014 - Elsevier
The rheological behaviour of three different commercially manufactured chocolates are
studied as a model paste system in order to understand their processing characteristics at …

Sintering process investigation during polytetrafluoroethylene hollow fibre membrane fabrication by extrusion method

J Jia, G Kang, T Zou, M Li, M Zhou… - High Performance …, 2017 - journals.sagepub.com
In this study, the effect of sintering conditions including manner, temperature and duration on
properties of polytetrafluoroethylene (PTFE) hollow fibre membrane fabricated by extrusion …

Polytetrafluoroethylene paste extrusion: A fibrillation model and its relation to mechanical properties

HA Ardakani, E Mitsoulis… - International Polymer …, 2013 - degruyter.com
The effects of process conditions on fibrillation and mechanical properties of
polytetrafluoroethylene (PTFE) paste extrudates have been studied using capillary …

Paste engineering: Multi‐Phase materials and multi‐phase flows

DI Wilson, SL Rough - The Canadian Journal of Chemical …, 2012 - Wiley Online Library
The multi‐phase nature of granular pastes, coupled with their non‐Newtonian rheology and
inherent inhomogeneity, makes characterisation and prediction of flow behaviour …

A simple improved mathematical model for polytetrafluoroethylene (PTFE) paste extrusion

HA Ardakani, E Mitsoulis, SG Hatzikiriakos - Chemical Engineering Science, 2013 - Elsevier
The rheology of non-melt processable polytetrafluoroethylene (PTFE) pastes has been
studied using three capillary rheometers having barrels of different diameters equipped with …

Tubing extrusion of a fluoropolymer melt

E Mitsoulis, SG Hatzikiriakos - International Polymer Processing, 2012 - degruyter.com
The tubing extrusion-forming process of a fluoropolymer (FEP) melt was studied both
experimentally and numerically. The flow behaviour of a FEP resin was determined by using …

Paste extrusion of polytetrafluoroethylene (PTFE) powders through tubular and annular dies at high reduction ratios

PD Patil, O Isaias, C Stamboulides… - Journal of applied …, 2008 - Wiley Online Library
Paste extrusion experiments are reported for three different polytetrafluoroethylene (PTFE)
fine powders using both capillary and annular dies having a high reduction ratio (cross …

Rheology of pastes: effects of fibrillation, thixotropy and structure

HA Ardakani - 2014 - library-archives.canada.ca
Three different pastes (toothpaste, PTFE paste that is mixture of polytetrafluoroethylene of
submicron size particles with a liquid lubricant, and chocolate) are investigated in this thesis …

[PDF][PDF] PTFE nanocomposites in tubes and W&C

F Polastri, O Ligabue, V Kapeliouchko… - … International Wire & …, 2007 - researchgate.net
Polytetrafluoroethylene (PTFE) is a high molecular polymer that is widely utilized in cable
and tubing industry thanks to its electrical properties, chemical inertness and high …