An Introduction to Polymer Pheology and Processing

by Cheremisinoff, Nicholas P.

• ISBN13: 9780849344022
• ISBN10: 0849344026
• Format: Hardcover
• Copyright: 1992-10-01
• Publisher: CRC Pr I Llc

Summary

Intended as a practical introduction to the subject of rheology with emphasis given to polymer applications. Provides an overview of operating principles, data interpretation, and qualitative explanations. DLC: Polymers-Rheology.

Table of Contents

Introduction to Rheology	p. 1
Constitutive Equations	p. 2
Shear Flow	p. 4
Classification of Non-Newtonian Behavior through Flow Curves	p. 5
Constitutive Equations for Pseudoplasticity	p. 10
Conventional Viscometers and General Concepts	p. 29
Analysis of Capillary Flow	p. 29
Capillary Viscometry	p. 33
Concentric Cylinder Rotary and Rotating Cylinder Viscometers	p. 37
Cone-and-Plate Viscometer	p. 41
Sandwich Viscometer	p. 42
Parallel-Disk Viscometer	p. 43
Slit Rheometer	p. 45
Melt Flow Indexer	p. 45
Elongational Flow Devices	p. 46
Stress Relaxation and Small Strain Measurements	p. 47
Flow Birefringence Measurements	p. 51
Swell and Shrinkage Tests	p. 52
Viscometric Techniques for Different Industries	p. 54
Viscometric Techniques and Analysis of Steady-State Flows	p. 75
Poiseuille Flow and the Capillary Viscometer	p. 75
Viscous Heat Generation	p. 78
Normal Stress Measurements	p. 85
Analysis of the Capillary Jet	p. 86
Normal Stresses in the Cone-and-Plate Configuration	p. 90
Parallel-Plate Configuration	p. 93
Concentric Cylinder (Couette) System	p. 94
Elongational Flows	p. 97
Dynamic Measurements	p. 100
Creep and Relaxation	p. 103
Rheometric Techniques for Polymer Melts	p. 107
Practical Considerations of Rheology	p. 107
Rheology and Polymer Structure	p. 112
Rheometric Applications	p. 121
Torque Rheometers and Processability Testing	p. 133
Miniaturized Internal Mixer (MIM)	p. 134
Relationship between Torque and Shear Stress/RPM and Shear Rate	p. 137
Single Screw Extrusion	p. 146
Twin Screw Extrusion	p. 155
Rheology and Introduction to Polymer Processing	p. 163
Thermal History	p. 163
Effect of Pressure	p. 165
Time History	p. 166
Stress and Deformation Geometry	p. 169
Flows through Complex Geometry	p. 174
Polymer Processing Operations	p. 179
Mixing Operations	p. 179
Extruders and the Extrusion Process	p. 190
Calendering Operations	p. 204
Molding	p. 220
Ultrasonic Parts Assembly	p. 235
Appendix A: Abbreviations of Polymers	p. 257
Appendix B: Glossary of Polymers and Testing	p. 259
Appendix C: Description of Professional and Testing Organizations	p. 267
Index	p. 273
Table of Contents provided by Blackwell. All Rights Reserved.