The rheology of the rheotens test

MH Wagner, A Bernnat, V Schulze - Journal of Rheology, 1998 - pubs.aip.org
… melts can be extracted from Rheotens mastercurves by use of an analytic rheological model.
… In the following, we assume that both Vp and Vs are constants for a given Rheotens test. …

[PDF][PDF] Polymer melt rheology and the rheotens test

A Bernnat - 2001 - asi-team.com
… viscosity from a Rheotens experiment are developed: the … from Rheotens curves strongly
depends on the rheological … The detailed results of Rheotens experiments including the …

Extensional rheology of polypropylene melts from the Rheotens test

S Muke, I Ivanov, N Kao, SN Bhattacharya - Journal of non-newtonian fluid …, 2001 - Elsevier
… in the linear region of the Rheotens test was used for the first time … Rheotens experiment
can be used to estimate transient extensional viscosity. The influence of different Rheotens test

Detecting extensional viscosity of polypropylene melt using the Rheotens test: a comparison between standard and steady state test modes

QJ Wang, HX Huang - Polymer testing, 2013 - Elsevier
… The Rheotens test was used to determine the extensional viscosity of a polypropylene (PP) …
standard Rheotens test, the extensional viscosity curves determined under different testing

A recursive model for Rheotens tests

V Rauschenberger, HM Laun - Journal of Rheology, 1997 - pubs.aip.org
… clamp, the Rheotens test Meissner 1971 is a relatively simple laboratory test that comes close
to … , we believe that the old and relatively simple Rheotens test will see a most bright future. …

Analysis of the rheotens experiment with viscoelastic constitutive equations for probing extensional rheology of polymer melts

AK Doufas - Journal of Rheology, 2006 - pubs.aip.org
… The rheotens test, contrary to the RME rheometer, is typically … In addition, the rheotens test
can achieve extension rates on … feature of our rheotens model is that it has a rheological basis, …

Rheotens-mastercurves and elongational viscosity of polymer melts

MH Wagner, B Collignon, J Verbeke - Rheologica acta, 1996 - Springer
… melts, ie, they could show that the Rheotens test is invariant with respect to changes of tem…
of Rheotensmastercurves for polymer melts, we will now use simple rheological models to …

Rheotens tests and viscoelastic simulations related to high-speed spinning of Polyamide 6

HM Laun, G Schmidt - Journal of Non-Newtonian Fluid Mechanics, 2015 - Elsevier
… In summary, the results from isothermal viscoelastic simulations and from modified
Rheotens tests complement the direct rheological and morphological evaluation of the high-speed …

Measuring the transient extensional rheology of polyethylene melts using the SER universal testing platform

M Sentmanat, BN Wang, GH McKinley - Journal of rheology, 2005 - pubs.aip.org
… We use a new extensional rheology test fixture that has been … the performance of the new
test fixture. Transient stress growth … These tests demonstrate that following large extensional …

Rheotens‐mastercurves and drawability of polymer melts

MH Wagner, V Schulze, A Göttfert - Polymer Engineering & …, 1996 - Wiley Online Library
… long-chain branching, that Rheotens-mastercurves allow a direct … the effects of the rheological
prehistory in the extrusion die. … Wolf (5, 6) assessed the suitability of the Rheotens test with …