Handbook of industrial polyethylene and technology : definitive guide to manufacturing, properties, processing, applications and markets
Saved in:
| Other Authors | , |
|---|---|
| Format | Electronic eBook |
| Language | English |
| Published |
Hoboken, NJ :
John Wiley & Sons,
2017.
|
| Subjects | |
| Online Access | Full text |
| ISBN | 9781119159773 1119159776 9781119159780 1119159784 9781119159797 1119159792 9781523121656 1523121653 9781119413868 1119413869 9781119413691 1119413699 1119159768 9781119159766 |
| Physical Description | 1 online resource |
Cover
Table of Contents:
- Cover
- Title Page
- Copyright Page
- Contents
- Foreword
- Preface
- List of Contributors
- Part 1: Principles and Properties of Polyethylene
- 1 An Industrial Chronology of Polyethylene
- 1.1 Overview
- 1.2 The Early Years
- 1.3 High Pressure Polyethylene
- 1.4 The Advent of High Density Polyethylene
- 1.5 Product and Process Proliferation
- 1.6 Single-Site Catalysts Arrive
- 1.7 The Future of LDPE
- References
- 2 Catalysts for the Manufacture of Polyethylene
- 2.1 Introduction
- 2.2 Synthesis of Low Density Polyethylene
- 2.2.1 Peroxide Initiators
- 2.2.2 Chemistry of Radical Polymerization Reactions
- 2.2.3 Types and Degree of Branching in Low Density Polyethylene Resins
- 2.3 Catalytic Synthesis of Polyethylene Resins
- 2.3.1 Commercial Technologies of PE Manufacture
- 2.3.2 Chromium-Based Catalysts
- 2.3.3 Titanium-Based Ziegler-Natta Catalysts
- 2.3.4 Metallocene Catalysts
- 2.3.5 Post-Metallocene Ethylene Polymerization Catalysts
- 2.3.6 Binary Transition Metal Catalysts
- 2.4 Chemistry of Catalytic Polymerization Reactions
- 2.5 Uniformity of Active Centers
- 2.5.1 Uniformity of Active Centers with Respect to Molecular Weight of Polymers
- 2.5.2 Uniformity of Active Centers with Respect to Copolymerization Ability
- References
- 3 Ethylene Polymerization Processes and Manufacture of Polyethylene
- 3.1 Introduction
- 3.1.1 Magnitude of the PE Industry
- 3.1.2 Active Processes
- 3.1.3 Range of Products
- 3.1.4 Chronology of Development of Processes
- 3.2 Processes
- 3.2.1 Common Principles of Ethylene Polymerization at Commercial Scale
- 3.2.2 High-Pressure Process Technology
- 3.2.3 Gas-Phase Fluidized Bed Reactors
- 3.2.4 Slurry Reactors
- 3.2.5 Solution Reactors
- 3.2.6 Hybrid Processes
- 3.3 Resin Property and Reactor Control in Catalytic Polymerization Reactors
- 3.3.1 Production Rate.
- 3.3.2 Catalyst Productivity
- 3.3.3 Reactor Pressure
- 3.3.4 Crystallinity
- 3.3.5 Molecular Weight
- 3.4 Economics
- References
- 4 Types and Basics of Polyethylene
- 4.1 Introduction
- 4.2 Low Density Polyethylene (LDPE)
- 4.3 Ethylene Vinyl Acetate (EVA) Copolymer
- 4.4 Acrylate Copolymers
- 4.5 Acid Copolymers
- 4.6 Ionomers
- 4.7 High Density Polyethylene (HDPE)
- 4.8 Ultra-High Molecular Weight HDPE (UHMW-HDPE)
- 4.9 Linear Low Density Polyethylene (LLDPE)
- 4.10 Very Low Density Polyethylene (VLDPE)
- 4.11 Single-Site Catalyzed Polyethylenes
- 4.12 Olefin Block Copolymers (OBC)
- 4.13 Concluding Remarks
- Acknowledgments
- References
- 5 Molecular Structural Characterization of Polyethylene
- 5.1 Introduction
- 5.2 Molecular Weight
- High Temperature GPC
- 5.3 Comonomer Distribution Measurement Techniques
- 5.3.1 Temperature Rising Elution Fractionation (TREF)
- 5.3.2 Crystallization Analysis Fractionation (CRYSTAF)
- 5.3.3 Crystallization Elution Fractionation (CEF)
- 5.3.4 High-Temperature Liquid Chromatography (HT-LC)
- 5.3.5 Thermal Gradient Interaction Chromatography (TGIC)
- 5.3.6 Statistical Parameters
- 5.4 PE Characterization with NMR
- 5.5 Polymer Analysis Using Vibrational Spectroscopy
- 5.5.1 Basic Theory of Infrared and Raman Spectroscopy
- 5.5.2 General Applicability of Infrared and Raman Spectroscopy to Polymers and Related Materials
- 5.5.3 Qualitative Identification Using Infrared and Raman Spectroscopy
- 5.5.4 Quantitative Analysis Using Infrared and Raman Spectroscopy
- 5.5.5 PE Morphology
- 5.6 Emerging Techniques
- Acknowledgments
- References
- 6 Thermal Analysis of Polyethylene
- 6.1 Introduction
- 6.2 Differential Scanning Calorimetry (DSC)
- 6.2.1 Glass Transition and Melting Temperature
- 6.2.2 Heat Capacity Measurements
- 6.2.3 Crystallization Studies.
- 6.2.4 Oxidative Induction Time (OIT)
- 6.3 Thermogravimetric Analysis (TGA)
- 6.4 Thermomechanical Analysis (TMA)
- 6.4.1 Coefficient of Thermal Expansion
- 6.4.2 Softening Point, Heat Distortion and Other Tests
- 6.5 Dynamic Mechanical Analysis (DMA)
- 6.5.1 Temperature Scans
- Modulus and Transition Temperatures
- 6.5.2 Frequency and Other Scans
- 6.6 Coupled Thermal Techniques
- 6.6.1 Spectral DSC
- 6.6.2 Evolved Gas Analysis (EGA)
- 6.7 Conclusions
- References
- 7 Rheology of Polyethylene
- 7.1 Rheology Fundamentals
- 7.1.1 Flow Testing
- 7.1.2 Deformation Testing
- 7.1.3 Dynamic Testing: Fundamentals, Dynamic Strain Sweeps, Frequency Sweeps, Dynamic Temperature Ramps
- 7.2 Melt Rheology
- 7.2.1 Extrusion Plastometer
- 7.2.2 Rotational Rheometry
- 7.2.3 Capillary Rheometry
- 7.2.4 Time Temperature Superposition with Capillary Data
- 7.3 Dynamic Mechanical Testing on Solids and Solid-Like Materials
- 7.3.1 Dynamic Testing with Rotational Deformation
- 7.3.2 Dynamic Testing in Linear Deformation
- 7.3.3 Dynamic Temperature Ramps
- 7.3.4 Other Tests on a DMA
- 7.4 Conclusions
- References
- 8 Processing-Structure-Property Relationships in Polyethylene
- 8.1 Introduction
- 8.2 Processing-Structure-Properties Relationship in PE Blown Films
- 8.3 Processing-Structure-Properties Relationship in PE Cast Films
- 8.4 Processing-Structure-Properties Relationship in PE Injection Molding
- 8.5 Processing-Structure-Properties Relationship in PE Blow Molding
- 8.6 Processing-Structure-Properties Relationship in PE Fibers and Nonwovens
- 8.7 Summary
- Acknowledgments
- References
- 9 Mechanical Properties of Polyethylene: Deformation and Fracture Behavior
- 9.1 Introduction
- 9.2 Stress-Strain Relations for PE
- 9.3 True Stress-Strain-Temperature Diagrams
- 9.4 Time Dependency of Necking in PE.
- 9.5 Accelerated Testing for PE Lifetime in Durable Applications
- 9.6 Temperature Acceleration of SCG in PE
- 9.7 Conclusions
- References
- Part 2: Processing and Fabrication of Polyethylene
- 10 Single-Screw Extrusion of Polyethylene Resins
- 10.1 Introduction
- 10.2 Screw Sections and Processes
- 10.3 Common Problems
- 10.3.1 Gels
- 10.3.2 Rate Restriction at the Entry of a Barrier Flighted Melting Section
- 10.3.3 Nitrogen Inerting
- 10.4 Process Assessments
- References
- 11 Twin-Screw Extrusion of Polyethylene
- 11.1 Introduction
- 11.2 History
- 11.3 Twin-Screw Extruder Design
- 11.3.1 Twin-Screw Mixers
- 11.4 Components for Compounding Lines
- 11.4.1 Gear Pumps
- 11.4.2 Screen Changers
- 11.4.3 Underwater Pelletizer
- 11.5 Twin-Screw Mixer Performance for Bi-Modal HDPE Resins
- 11.5.1 Improved Mixing Capability for Bi-Modal HDPE Resins
- 11.6 Devolatilization Extrusion
- 11.7 Common Problems Associated with Twin-Screw Extruders
- 11.7.1 Poor Scale-Up Practices
- 11.7.2 Degassing Through the Hopper
- 11.7.3 Die Hole Design to Increase Rate
- 11.7.4 Agglomerate Formation
- References
- 12 Blown Film Processing
- 12.1 Introduction
- 12.2 Line Rates
- 12.3 Monolayer Blown Film Dies
- 12.4 Coextrusion Blown Film Dies
- 12.5 Bubble Forming
- 12.5.1 Single-Orifice Air Rings
- 12.5.2 Dual-Orifice Air Rings
- 12.6 Process Parameters
- 12.6.1 Heat Transfer
- 12.6.2 Film Orientation
- 12.7 Blown Film Properties
- References
- 13 Cast Film Extrusion of Polyethylene
- 13.1 Description and Comparison to Blown Film Extrusion
- 13.2 Plasticating Extrusion
- 13.3 Dies
- 13.4 Cooling
- 13.5 Cast Film Processability of PE resins
- 13.6 Common Cast Extrusion Problems and Troubleshooting
- 13.6.1 Gauge Variation
- 13.6.2 Neck-Down and Edge Trim
- 13.6.3 Draw Resonance and Edge Instability.
- 13.6.4 Film Breakage
- 13.6.5 Melt Fracture
- 13.6.6 Cleaning, Purging, and Resin Degradation
- 13.7 Latest Developments
- 13.7.1 Microlayer Coextrusion Die Technology
- 13.7.2 High-Speed Winder Technology
- 13.7.3 Latest Cast Extrusion Die Technologies
- References
- 14 Extrusion Coating and Laminating
- 14.1 Introduction
- 14.2 Equipment
- 14.3 Materials
- 14.4 Processing
- 14.5 Conclusions
- References
- 15 Injection Molding
- 15.1 Introduction
- 15.2 Machinery
- 15.2.1 Typical Machine
- 15.2.2 Shot Capacity
- 15.2.3 Plasticating Capacity
- 15.2.4 Clamp Capacity
- 15.2.5 Non-Return Valves
- 15.3 Computer-Aided Design and Engineering
- 15.3.1 Flow Analysis
- 15.3.2 Dimensional Analysis
- 15.3.3 Structural Analysis
- 15.4 Part Design
- 15.4.1 Bottom Design
- 15.4.2 Sidewall Design
- 15.4.3 Lip and Edge Design
- 15.5 Mold Design
- 15.5.1 Design for Part Shrinkage
- 15.5.2 Gating
- 15.5.3 Sprue and Runner Design
- 15.5.4 Runner Systems
- 15.5.5 Insulated Runner with Auxiliary Heat
- 15.5.6 Hot Runner Block
- 15.5.7 Mold Cooling
- 15.5.8 Coolant Circulation
- 15.5.9 Core Pin Cooling
- 15.5.10 Air Pockets
- 15.5.11 Gate Cooling
- 15.6 Processing
- 15.6.1 Mold Temperature
- 15.6.2 Melt Temperature
- 15.6.3 Injection Molding Cycle
- 15.6.4 Injection Fill
- 15.6.5 Velocity Control versus Pressure Control
- 15.6.6 Packing/Hold
- 15.6.7 Post-Mold Shrinkage
- 15.7 Conclusions
- References
- 16 Blow Molding of Polyethylene
- 16.1 Introduction
- 16.2 Blow Molding Processes Using PE
- 16.2.1 Extrusion Blow Molding (EBM)
- 16.2.2 Injection Blow Molding (IBM)
- 16.2.3 Stretch Blow Molding (SBM)
- 16.2.4 Compression Blow Forming (CBF)
- 16.2.5 Suction 3D Blowmolding (SuBM)
- 16.2.6 Other Blow Molding Processes
- 16.3 Product Design with PE
- 16.3.1 Functional Design
- 16.3.2 Bottle Design.