Training in Plastics Technology

This text- and workbook provides a clearly written, comprehensive introduction to the major topics associated with plastics technology. It is divided into educational units, each covering a distinct subject area. Students can arrange these units to fit their individual educational objectives.

Introduction	p. 1
Plastics Fundamentals	p. 5
What are Plastics?	p. 6
What are Plastics Made Of?	p. 6
How are Plastics Classified?	p. 7
How are Plastics Identified?	p. 8
What are the Physical Properties of Plastics?	p. 8
Review Questions	p. 12
Raw Materials and Polymer Synthesis	p. 13
Raw Materials for Plastics	p. 14
Monomers and Polymers	p. 15
Polyethylene Synthesis	p. 16
Review Questions	p. 18
Methods of Polymer Synthesis	p. 19
Addition of Polymerization	p. 20
Polycondensation	p. 22
Polyaddition (step addition)	p. 24
Review Questions	p. 26
Bonding Forces in Polymers	p. 27
Bonding Forces Within Molecules	p. 28
Intermolecular Forces	p. 28
Effects of Temperature	p. 29
Review Questions	p. 30
Classification of Plastics	p. 31
Identification of Plastics Categories	p. 32
Thermoplastics	p. 32
Cross-linked Plastics (Elastomers, Thermosets)	p. 34
Review Questions	p. 36
Deformation Behavior of Plastics	p. 37
Behavior of Thermoplastics	p. 38
Amorphous Thermoplastics	p. 39
Semicrystalline Thermoplastics	p. 40
Behavior of Cross-linked Plastics	p. 42
Review Questions	p. 44
Time-Dependent Behavior of Plastics	p. 45
Load-bearing Behavior of Plastics	p. 46
Effects of Time on Mechanical Behavior	p. 47
Recovery Behavior of Thermoplastics	p. 48
Dependence of Plastics on Time and Temperature	p. 49
Review Questions	p. 52
Physical Properties	p. 53
Density	p. 54
Thermal Conductivity	p. 55
Electrical Conductivity	p. 56
Transparency	p. 57
Characteristic Material Values	p. 58
Review Questions	p. 60
Plastics Fabrication and Processing	p. 61
Methods of Fabrication and Processing	p. 62
Methods for Shaping Thermoplastics	p. 63
Review Questions	p. 64
Plastics Compounding	p. 65
Overview	p. 66
Additives and Metering	p. 66
Mixing	p. 67
Plasticizing	p. 69
Pelletizing	p. 70
Size reduction	p. 71
Review Questions	p. 72
Extrusion	p. 73
Introduction	p. 74
Extrusion Equipment	p. 74
Coextrusion	p. 81
Extrusion Blow Molding	p. 82
Review Questions	p. 84
Injection Molding	p. 85
Introduction	p. 86
Injection Molding Machine	p. 87
Mold	p. 90
Process Sequence	p. 92
Injection Molding of Thermosets and Elastomers	p. 95
Review Questions	p. 96
Fiber-Reinforced Plastics	p. 97
Materials	p. 98
Process Sequence	p. 100
Manual Processing Methods	p. 101
Automated Processing Methods	p. 102
Review Questions	p. 106
Plastic Foams	p. 107
Properties of Foams	p. 108
Foam Production	p. 111
Review Questions	p. 114
Thermoforming	p. 115
Fundamentals	p. 116
Process Steps	p. 116
Technical Equipment	p. 118
Review Questions	p. 120
Welding Plastics	p. 121
Fundamentals	p. 122
Process Steps	p. 122
Welding Methods	p. 123
Review Questions	p. 128
Machining Plastics	p. 129
Fundamentals	p. 130
Technical Processes	p. 130
Review Questions	p. 134
Adhesive Bonding of Plastics	p. 135
Fundamentals	p. 136
Classification of Adhesives	p. 139
Cementing Procedure	p. 140
Review Questions	p. 142
Plastics Products and Plastics Waste	p. 143
Discussion of Plastics Wastes	p. 144
Plastics in Production and Processing	p. 144
Plastics Products and Their Life Expectancies	p. 145
Waste Reduction and Utilization	p. 147
Review Questions	p. 148
Recycling Plastics	p. 149
Recycling of Plastics	p. 150
Mechanical Recycling	p. 150
Feedstock Recycling	p. 153
Energy Recovery	p. 154
Review Questions	p. 156
Glossary of Plastics Technology	p. 157
Selected Literature	p. 163
Example of a Training Program for Plastics Processing Operators in the US	p. 167
Answers to Review Questions	p. 179
Table of Contents provided by Syndetics. All Rights Reserved.

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