Rheology of molten polymers
Code: CEM 106
Credits: 05
Elective subject
Contents:
- Introduction: definitions; Deborah number; equilibrium random conformation, relaxation time;
- Vectors and Tensors;
- Equation of: mass conservation; continuity; energy conservation and momentum equation;
- Rheological equation of state for polymers;
- Simple flows in polymer processing;
- The importance of rheological properties to polymer processing (steady-state, oscillatory and transient regimes);
- Rheometry;
- Parameters affecting the flow properties (molecular structure, morphology, temperature and pressure);
- Applications of rheology to extrusion, injection molding, blow extrusion and calendering.
References:
- “Understanding Rheology”, Faith A.Morrison, Oxford University Press, 2001.
- “Reologia de Polímeros Fundidos”, R.E.S.Bretas e M.A.Davila, EDUFSCar, 2005.
- “Polymer Processing: Principles and Design”, D.G.Baird and D.I.Collias, John Wiley and Sons, 1998.
- “Dynamic of polymeric liquids”, Vol. 1, R.Byron Bird, 1977.