Polymer Processing - Principles and Modeling

Jean-François Agassant, Pierre Avenas, Pierre J. Carreau, Bruno Vergnes, Michel Vincent

Polymer Processing

Principles and Modeling

2017

888 Seiten

Format: ePUB

E-Book: €  249,99

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ISBN: 9781569907054

 

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

 

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