Polymer Processing

Introduction Chapter 1: Continuum mechanics - Review of principles Strain and rate of strain Stress and force balance General equations of mechanics Chapter 2: Rheological behaviour of molten polymers The Newtonian behaviour, Navier-Stokes equation Shear Thinning behaviour Behaviour of filled polymers Viscoelasticity of polymeric liquids Measurements of rheological behaviour Chapter 3: Energy and heat transfer in polymer processing Basic notions of energy Heating and cooling cases Temperature changes in polymer flows Chapter 4: Approximation and computation methods General equations for polymer processing How to choose a relevant constitutive equation Boundary conditions Approximation methods Pressure build-up mechanisms Computation methods Chapter 5: Single screw extrusion and die flows Single screw extrusion Extrusion dies Coextrusion Chapter 6: Twin-screw extrusion: description and application General description of the twin-screw extrusion process Solid conveying and melting Molten polymer flow Global model of the twin-screw process Polymer blend processing Compounding Reactive processing Optimization and scale-up Conclusion Exercise: simplified calculation of the flow in a mixing element Chapter 7: Injection moulding Presentation Filling stage Packing stage Residual stresses and strains Non-standard injection moulding processes Injection moulding of short fibres reinforced thermoplastics Conclusions Exercises Chapter 8: Calendering Introduction Thermo-mechanical analysis Post-extrusion calendering Chapter 9: Polymer fibres and films Introduction Fibre spinning Biaxial stretching Cast-film process Blown film Blow moulding Chapter 10: Flow instabilities in polymer processes Extrusion instabilities Coextrusion instabilities Calendering instabilities Drawing instabilities