Page 8 - Engineering Plastics Handbook
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vi   Contents

           Design for Assembly                                         31
            Press-fitting                                               31
            Snap-fit designs                                            32

        Chapter 3. Properties James M. Margolis                        35
           Property Checklist                                          35
           Dynamic Mechanical Properties                               41
            Applied torque                                             47
            Shear                                                      48
            Creep                                                      49
           Clear Engineering Plastics                                  51
        Chapter 4. Processing James M. Margolis                        57

           Processing Methods Checklist                                57
            Engineering and other plastics                             57
           Rheology                                                    58
           Time-Temperature Superposition Shift Principle              59
           Loss Modulus                                                60
           Shear Rate                                                  61
           Extrusion                                                   63
           Injection Molding                                           67
           Mold Design                                                 69
           Thermoforming                                               69
           Blow Molding                                                70
           Assembly                                                    70
           Trends                                                      71

        Part 2 Engineering Plastics
        Chapter 5. Polyacetals James M. Margolis                       77

           Introduction                                                77
           Chemistry of Acetal Polymerization                          80
            Synthesis of polyacetal resins                             81
           Products and Design                                         83
            Products                                                   83
            Design                                                     88
           Properties                                                  89
            Chemical resistance (unmodified grades)                     92
           Processes                                                   93


        Chapter 6. Acrylonitrile-Butadiene-Styrene (ABS) Resin Jaehyug Cha 101
           Introduction                                               101
           ABS Polymerization Process                                 103
            Emulsion polymerization process                           104
            Preparation of polybutadiene latex                        106
            Preparation of ABS latex                                  106
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