Prediction of Zero Shear Viscosity of Poly (Vinyl Chloride) Plastisols

The rheological behaviour of PVC plastisols composed of a blend of suspension and micro-suspension resins in different proportions was investigated. The present work was mainly focused on the variation of the zero shear viscosity versus the concentration of the extender resin. Hence, the packing fra...

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Main Authors: Lainé Carole, Cassagnau Philippe
Format: Article
Language:English
Published: De Gruyter 2006-06-01
Series:Applied Rheology
Subjects:
Online Access:https://doi.org/10.1515/arh-2006-0009
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author Lainé Carole
Cassagnau Philippe
author_facet Lainé Carole
Cassagnau Philippe
author_sort Lainé Carole
collection DOAJ
description The rheological behaviour of PVC plastisols composed of a blend of suspension and micro-suspension resins in different proportions was investigated. The present work was mainly focused on the variation of the zero shear viscosity versus the concentration of the extender resin. Hence, the packing fraction Fm was evaluated using the Krieger-Dougherty equation. These experiments confirmed the major influence of particle size distribution concerning the decrease of viscosity for concentrated suspensions. In addition, a model based on the porosity model developed by Ouchiyama et al. (Ouchiyama N, Tanaka T: Porosity estimation for random packings of spherical particle”, Ind. Eng. Chem. Fundam. 23 (1984) 490-493) to predict the packing fraction in the case of multimodal lattices was successfully applied to our PVC plastisols formulations.
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spelling doaj.art-f9163a321a9547e693d54a544bb9f4072022-12-21T22:30:56ZengDe GruyterApplied Rheology1617-81062006-06-0116313614410.1515/arh-2006-0009Prediction of Zero Shear Viscosity of Poly (Vinyl Chloride) PlastisolsLainé Carole0Cassagnau Philippe1Laboratoire Matériaux Polymères et Biomatériaux (LMPB), UMR CNRS 5627 – Ingénierie des Matériaux Polymères (IMP), 15 Boulevard Latarjet, 69622Villeurbanne Cedex, France.Laboratoire Matériaux Polymères et Biomatériaux (LMPB), UMR CNRS 5627 – Ingénierie des Matériaux Polymères (IMP), 15 Boulevard Latarjet, 69622Villeurbanne Cedex, France.The rheological behaviour of PVC plastisols composed of a blend of suspension and micro-suspension resins in different proportions was investigated. The present work was mainly focused on the variation of the zero shear viscosity versus the concentration of the extender resin. Hence, the packing fraction Fm was evaluated using the Krieger-Dougherty equation. These experiments confirmed the major influence of particle size distribution concerning the decrease of viscosity for concentrated suspensions. In addition, a model based on the porosity model developed by Ouchiyama et al. (Ouchiyama N, Tanaka T: Porosity estimation for random packings of spherical particle”, Ind. Eng. Chem. Fundam. 23 (1984) 490-493) to predict the packing fraction in the case of multimodal lattices was successfully applied to our PVC plastisols formulations.https://doi.org/10.1515/arh-2006-0009pvc plastisolsrheologyparticles size distributionmaximum packing fraction
spellingShingle Lainé Carole
Cassagnau Philippe
Prediction of Zero Shear Viscosity of Poly (Vinyl Chloride) Plastisols
Applied Rheology
pvc plastisols
rheology
particles size distribution
maximum packing fraction
title Prediction of Zero Shear Viscosity of Poly (Vinyl Chloride) Plastisols
title_full Prediction of Zero Shear Viscosity of Poly (Vinyl Chloride) Plastisols
title_fullStr Prediction of Zero Shear Viscosity of Poly (Vinyl Chloride) Plastisols
title_full_unstemmed Prediction of Zero Shear Viscosity of Poly (Vinyl Chloride) Plastisols
title_short Prediction of Zero Shear Viscosity of Poly (Vinyl Chloride) Plastisols
title_sort prediction of zero shear viscosity of poly vinyl chloride plastisols
topic pvc plastisols
rheology
particles size distribution
maximum packing fraction
url https://doi.org/10.1515/arh-2006-0009
work_keys_str_mv AT lainecarole predictionofzeroshearviscosityofpolyvinylchlorideplastisols
AT cassagnauphilippe predictionofzeroshearviscosityofpolyvinylchlorideplastisols