BOSTON

ConferenceProceedings

ContentsPLASTICS IN AUTOMOTIVE DIVISION

High Intensity Compounding of Mica-Filled Thermoplastics 2Spyridon Cacoutis and Raymond T. Woodhams, University of TorontoHigh-Volume Automotive Composite Processing with "Hi-Tech" SMC 5Arthur F. Lawrence, MTS Systems CorporationPolymer Extruded Composites: Performance and Styling for Automotive Uses 8Gerald Bareich, G. Bareich Import-Export Inc.Advancements in Thermoplastic Automotive Forward Lighting 12John Kochanowski and Michael West, General Electric Company

THERMOPLASTIC MATERIALS AND FOAMS DIVISIONRotational Molding: Powder Densification 20F. S. Ribe, Picatinny ArsenalR. C. Progelhof, New Jersey Institute of TechnologyJ. L. Throne, ConsultantRotational Molding: Power Withdrawal 23F. S. Ribe, Picatinny ArsenalR. C. Progelhof, New Jersey Institute of TechnologyJ. L. Throne, ConsultantOxygen and Moisture Barrier Properties of Metallized BOPP Multi-Layered Films 27Webster W. Kiang and Hormoz Hormozi, Norchem, Inc.Extruded Polystyrene Foam with CFC/Carbon Dioxide Blowing Agents 30L. M. Zwolinski and F. J. Dwyer, Allied CorporationDiffusion of Gases in Closed Cell Foams: A Comparison of Experiment with Theory 34Ian R. Shankland and Robert G. Richard, Allied CorporationThe Effects of Microspheres on the Processing and Properties ofFoamable Modified PPO Resins 38R. B. Allen and E. J. Pressman, The General Electric CompanyCell-Size Distribution of Microporous Foams 42C. L. Jackson, M. T. Shaw, and E. T. Samulski, The University of ConnecticutNucleation of Microcellular Foam: Theory and Practice 45Dr. Jonathan S. Colton, Georgia Institute of TechnologyProf. Nam R Suh, Massachusetts Institute of TechnologyPolyphenylene Ether-Polyamide Blends 48Robert R. Gallucci, General Electric CompanyMechanical Behavior of Cellulose Ester Blends with Other Thermoplastic Polymers 51Paul D. Tatarka and Rudolph D. Deanin, University of LowellReactive Polyolefin 54Shiroh Gotoh, Masaki Fujii, and Sadao Kitagawa, Mitsubishi Petrochemical Co., Ltd.Natural Weathering of Polypropylene: Counteracting the Influence ofSeason and Exposure Orientation 58A. Jurriaanse and B. Zahradnik, National Building Research Institute, Council forScientific and Industrial Research

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Comparison of Polyolefin Thermoforming by Hot Tensile Testing 63V. E. Malpass and J. T. Kempthorn, Ferro CorporationEngineering Thermoplastic Elastomers: New Definitions of Value 69Thomas W. Sheridan, Du Pont CompanyHP lonomers: A Reinforced, Low Cost Composite with Outstanding Low Temperature Properties 73Charles V. Murphy, £ /. du Pont de Nemours & Company, IncEffect of Moisture on Mechanical Properties of Glass Reinforced Polyethylene Terephthalate 79Khemchand J. Nangrani, Richard M. Wenger, and Patrick Neel, Wilson-Fiberfil InternationalPolycarbonate Copolymers: Superior Performance Through theControlled Design of Composition 84H. J. Marton, S. E. Bales, R. A. Bubeck, T. A. Dodds, and D. R. Near, The Dow Chemical CompanyEngineering Thermoplastics: Value Through Metal Replacement 88Deborah I. Hauser, Mobay Chemical Corporation

INJECTION MOLDING DIVISION

Calculation of the Packing Phase in Injection Molding with a Two-Layer Segment Model 92Th. W. Schmidt and G. Menges, Institut fur KunststoffverarbeitungMold-Filling-Simulation in Injection Molding of Three-Dimensional Thin Parts 97V. W. Wang, C. A. Hieber, and K. K. Wang, Cornell UniversityFinite Element Simulation of Fountain Flow in Injection Molding 103H. Mavridis, A. N. Hrymak, and J. Vlachopoulos, McMaster UniversityThe Dynamics of Peak Cavity Pressure in Injection Molding 107A. Haber and M. R. Kamal, McGill UniversityComputer-Aided Cooling-System Design for Injection Molding 110T. H. Kwon, Rutgers UniversityS. F. Shen and K. K. Wang, Cornell UniversityThe Properties and Processing Characteristics of Bead ContainingThermoplastic Structural Foam 116Gordon W. Brewer, Borg-Warner ChemicalsProperty Loss in Injection Molding Grade ABS Resins Due to Heat History and Pigmentation 120John W. Bozzelli and Peter A. Tiffany, The Dow Chemical CompanyAcetalcopolymer: Injection Molding of Precision Injection Parts/Quality Control byPart Weight Measurement 124Klaus G. Kohlhepp, Hoechst AG Research & DevelopmentShear Viscosity and Structure Development Characteristics in Injection MoldingPoly P-Phenylene Sulfide 128Chang M. Hsiung, Mukerrem Cakmak, and James L. White, The University of AkronFiber and Matrix Orientations in Injectable Molded Fiber Reinforced Composites 133Musa R. Kamal, Li Song, and Peter Singh, McGill UniversityUpgrading Your Spiral Flow Length Test 140L. W. Fritch, Borg-Warner ChemicalsAn Experimental Study of Injectable-Molded Part Thickness UsingResponse-Surface Methodology . 145R. C. Ricketson and K. K. Wang, Cornell UniversityDevelopment of a Mathematical Model to Predict Shrinkage of HDPE Injection Molded Parts 151Patrick Girard, Georges Salloum, and Louis-Paul Hebert, National Research Council of CanadaBernard Sanschagrin, Ecole Polytechnique de MontrealExperimental Stress Analysis for Molded Plastic Parts 155Kishor S. Mehta, Mobay Chemical CorporationXerox Corporation's Plastics Commodity Strategy 159Larry Connorton, Bob Greenslade, and Ed Williams, Xerox CorporationOptimize Performance of Injection Molding Machine: IntegrateMachine/Mold/Material Performance 162D. V. Rosato, University of LowellScrew Performance Comparison for Injection Molding 167Edward H. Dowling, Eastman Kodak CompanyOrientation Control in Injection Molding 173S. Jack Willey and A. S. Ulmer, General Electric Company

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Runner Design Through Flow Balancing by Proper Dimensioning of Runner System.Part I: Solidification of Polymer Flow in Round Tube 178L. Yang, S. J. Chen, M. Charmchi, and C. Douglas, University of LowellCavity-Pressure Variations During the Post-Filling Stage of Injection Molding 181C. A. Hieber, G. Vandenengel, and H. H. Chiang, Cornell UniversityOff-Line Quality Analysis of Injection Molded Parts Using Experimental Design 185Don Henza and Loretta Lipowicz, Xerox CorporationDynamics and Control of Pressure in the Thermoplastics Injection Molding 189M. R. Kamal, W. I. Patterson, N. Conley, D. Abu Fara, and G. Lohfink, McGill University

MOLD MAKING AND MOLD DESIGN DIVISIONFuture Trends in Mold Making 196Mike Urquhart, Husky Injection Molding SystemsYour Personal Computer: A Tool for the Design of Mold Cooling Systems 198Rolf J. Kahl, Consulting EngineerComparison of Two Cooling Systems: Mold Temperature Versus Cycle Time 201Roland Thomas, Moldflow Australia Pty. Ltd.Offshore Moldmaking: Unfair Competition? 206Merle Snyder, Plastics Machinery & Equipment Magazine, HBJ Plastics PublicationsApplying Slender Column Formulae to Ejector Pin Applications 209Tom Kiester, Teledyne Water PikComputer Aided Design: Developing a Library for Mold Design 212David K. Akin, AKADCOImproved Injection Moulds Due to New Aids in the Design Stage 215Hartmut Bangert and Hubert Goldbach, Bayer AGA New Age-Hardening Mold Steel 220Norioki Uyehara, Daido Steel Co., Ltd.

ELECTRICAL AND ELECTRONIC DIVISIONEnvironmental Conditioning of Nickel Coated Graphite Fiber FilledConductive Polymeric Composites 226David A. Janeczek, Raytheon CompanyEMI Shielded High Performance Polymer Metal Blends 231Donald E. Hudgin and Mohammad A. Semsarzadeh, Princeton Polymer Labs Inc.Metal Coated Graphite Fibers for Conductive Composites 233Bruce A. Luxon, Ph.D. and Mai V. Murthy, American Cyanamid CompanyElectrical Properties of Exfoliated-Graphite Filled Polyethylene Composites 236Yen-Seine Wang and J. Thomas Lindt, University of PittsburghEffect of Water on the Reversion of Epoxy-Anhydride Encapsulant 240F. X. Ventrice, AT&T Bell LaboratoriesMeasuring the Performance of Bonded Sheaths for Cable Applications 243William F. Busch and Kenneth E. Bow, Dow Chemical USASpatial Distributions of Polarization and Space Charges in Polymers 246D. K. Das-Gupta, University College of North WalesS. B. Lang, Ben-Gurion University of the NegevUnique Characteristics of PBT Thermoplastic Polyester for Electrical andElectronic Applications 250Carl Gottfried, Celanese Engineering ResinsTemperature Sensitive Polymeric Compositions 253M. S. Greenhalgh, University of BridgeportPolymer/Fiberglass Insulators 255Richard N. Essig, Tranpol International, Inc.

PLASTICS ANALYSIS DIVISION AND ELECTRICAL ANDELECTRONIC DIVISION JOINT SESSION

A Study of Some Glass-Reinforced Polyester Substrates for Printed Wiring Board Processing 260James T Huneke, Steven R. Overberg, and Beverly F. Quick, AT&T Technologies, Inc.

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Plasma Processes for Improved Fiber-Reinforcement Composites for Printed Circuit Boards 263R. K. Sadhir and J. T. Siemon, Westinghouse R&D CenterCharacterization of the Flexible Printed Circuit Board DevelopingProcess and Scum Formation 268J. L. Parker, Jr., Bell LaboratoriesCharacterization of Highly Conductive Poly(Phenylene Sulfide)Produced by Ion Implantation 273Karl F. Schoch, Jr. and John Bartko, Westinghouse Research and Development CenterVapor Deposition of Poly(Paraxylylene) Films: Dependence of Film Thickness on Position inCoating Chamber and on Process Factors 277James F. Carley, Lawrence A. Lopez, and Gordon R Spellman, Lawrence Livermore National LaboratoryBekiscan, A Fast Nondestructive Method to Evaluate EMI-Shielding Properties of MetalFiber-Filled Polymers 282J. Samyn and P Deceuninck, N.V. Bekaert S.A.

PLASTICS ANALYSIS DIVISION AND ENGINEERING PROPERTIESAND STRUCTURE DIVISION

Analysis of Polymer Blends by Rheological Techniques 286L. A. Utracki, National Research Council CanadaEquilibrium Phase Behavior and Morphologies of Block Copolymer Blends 289Mark Douglas Whitmore, Memorial University of NewfoundlandJaan Noolandi, Xerox Research Centre of CanadaThe Glass Transition of Compatible Blends 293R R. Couchman, Rutgers UniversitySurface Analysis of Polymer Blend by X-Ray Photoelectron Spectroscopy 295David H. Pan, Xerox CorporationThermal Transitions of Ethylene-Vinyl Chloride Copolymers and Their Blends 298T. N. Bowmer, Bell Communications ResearchA. E. Tonelli, AT&T Bell LaboratoriesLaminar Morphology in Polymer Blends Structure and Properties 301R M. Subramanian and V. Mehra, £ /. du Pont de Nemours & Co.Self Reinforcing Polymer Blends of Thermotropic Liquid Crystal Polymer and Polystyrene 306Wansoo Huh, R. A. Weiss, and L. Nicolais, University of ConnecticutBlending of Liquid Crystal Polymers with Engineering Thermoplastics 311Kent G. Blizard and Donald G. Baird, Virginia Polytechnic InstituteImpact Polypropylene: Comparison Between Blends and in-situ ProductsProduced via the Unipol Process 316M. R. Rifi and H. K. Ficker, Union Carbide CorporationD. A. Walker, Shell Development CompanyA Miscible Nylon Blend with Poly(2-Vinyl Pyridine) 321M. M. Coleman and D. J. Skrovanek, The Pennsylvania State UniversityBlends of Modified ABS with Polyamides 324David V. Howe and Paul D. Kelley, Borg-Warner Chemicals, Inc.New and Modified Nonbornyl Imides for High Temperature Composites 327W. M. Ritchey and C. N. Sukenik, Case Western Reserve UniversityUday Varde, Owens Corning FiberglasEffects of Ambient Aging of 5245C/Graphite Prepreg on Composition and MechanicalProperties of Composites Fabricated Therefrom 330Daniel A. Scola and John Vontell, United Technologies Research CenterMarvin Felsen, Sikorsky AircraftA Dielectric Approach to Process Control of Composites 336Walter X. Zukas and Stanley E. Wentworth, Army Materials Technology LaboratoryA Single-Frequency Relaxation Time Model for Dielectric Analysis 340John W. Lane, Lockheed Missiles and Space Co., Inc.Development of a Kinetic Model for Polyimides by Dynamic Mechanical Analysis andRheometrics Dynamic Spectroscopy 344C. J. Kojima, M. E. Hushower, and V L. Morris, Northrop Aircraft GroupApplication of Ductile Polymeric Coatings onto Graphite Fibers 348J. R Bell, J. Chang, and H. W. Rhee, University of Connecticut

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A Statistical Approach to the Fracture Toughness of Composites 352Mary Ann Mull, Alexander Chudnovsky, and Abdelsamie Moet, Case Western Reserve UniversityEvaluation of Failure Criteria of Short Fibre Reinforced Polypropylene byAcoustic Emission Analysis 356H. Hansmann and H. G. Mosle, University DuisburgSlow Crack Propagation in a Particle-Filled Epoxide Resin 365G. M. Montes-G., R. A. Draughn, and T. H. Simpson, Jr., Medical University of South CarolinaNondestructive Evaluation of Polymers with Optically Generated Thermal Waves 368G. Busse, B. Rief, and P. Eyerer, Institut fur Kunststoffprufung und KunststoffkundeCharacterization of Resin Flow in Composites 370J. T. Gotro, B. K. Appelt, and T. L. Ellis, IBM CorporationAcoustic Cure Monitoring of Epoxy Matrices and Composites 375Eamor M. Woo and James C. Seferis, The University of Washington

PLASTICS ANALYSIS DIVISION

Preliminary Evaluation of Some Commercial Polyurethane Adhesives for PossibleWeapons Applications 382D. M. Hoffman, F.-M. Kong, and I. L. Chiu, Lawrence Livermore National LaboratoryAngle Resolved ESCA and ISS Studies of PMMA and Modified PMMA Surfaces 388Lawrence Salvati, Jr., Perkin Elmer Physical Electronics LaboratoriesThomas J. Hook and Joseph A. Gardella, Jr., State University of New York at BuffaloRoland L. Chin, Allied Chemical CorporationNondestructive Evaluation of Residual Stresses and Orientation in Polycarbonate Resin 393T. Bouchard, Lexan Technical MarketingW. V Olszewski and D. G. LeGrand, General Electric CompanyThe X-Ray Fluorescence Analysis of Trace Elements in Plastic Materials 398J. A. Anzelmo, A. Buman, and B. Price, Applied Research Laboratories, Inc.Application of Dielectric Measurements to Quality Control 403Marvin L. Bromberg, Micromet Instruments, Inc.Ultrasonic Detection and Characterization of Bubbles in Fluid Media 407Gregg W. Brown and Professor Ming-Kai Tse, Massachusetts Institute of TechnologyCharacterization of Autocatalyzed Thermosets by Differential Scanning Calorimetry 411W. J. Sichina and R S. Gill, Du Pont Company, Instrument SystemsUse of Thermal Analysis to Determine the Extent of Cure in Fiberglass Reinforced Plastics 415Charles Gramelt and Gwilym E. Owen, Jr., Owens-Corning Fiberglas CorporationCuring Studies of Urethane Based Interpenetrating Polymer Network (IPN) UsingThermal and Spectroscopic Analysis 419Y S. Yang and L. James Lee, The Ohio State UniversityA High-Pressure DTA Apparatus Based on an Instron Capillary Rheometer 424B. S. Hsiao, E. T. Samulski, and M. T Shaw, University of ConnecticutA Composite Approach to the Characterization of High Speed Spun Fibers 428Kaveh Pournoor and James C. Seferis, University of WashingtonGeorge Vassilatos, £ /. du Pont de Nemours & Co.Application of TG-MS Analysis for Polymer Characterization 434E. G. Jones and D. L. Pedrick, Systems Research Laboratories, Inc.I. J. Goldfarb, Air Force Wright Aeronautical LaboratoriesComparison of Information Obtained During Epoxy Cure by DMTA and DETA Techniques 439Raymond E. Wetton, Margot R. Morton, Allan M. Rowe, and Tom N. Tweeton, Polymer Laboratories Inc.Characterization of High Performance Composites by Thermal Analysis 441W. J. Sichina and P. S. Gill, Du Pont Instruments CompanyRectangular Torsion of Thin Polymeric Materials:A Modification of the Rheometrics System Four 445Peter H. Foss, University of ConnecticutStrain-Induced Crystallization of PEEK 449Ming C. Chien and R. A. Weiss, University of ConnecticutAlbert L. Miller, Northrop CorporationDynamic Mechanical Analysis of Magnetic Recording Inks on Solid Substrates 451R. Bruce Prime and Nahal Adibi, International Business Machines Corporation

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Current Status of Size-Exclusion Chromatography 454Ronald L. Miller, Perkin Elmer Corp.Julian F. Johnson, University of ConnecticutNew Criteria Influencing Selection of High Performance GPC Columns for Polymer Analysis 457F. R Warner, Z. Dryzek, and L. L. Lloyd, Polymer Laboratories Ltd.GPC Calibration Methodologies 461Wallace W. Yau, £ /. du Pont de Nemours and CompanyQuantitative Size Exclusion Chromatography in Polymer Engineering 465Stephen T. Balke, University of TorontoQuality Control of Urethane Coatings Production by GPC 468Richard J. Papez, Armstrong World IndustriesThe Use of Low-Angle Laser Light Scattering (LALLS) Photometry for the Measurement ofWeight-Average Molecular Weights of Polymers 473Howard G. Barth and Shychang S. Huang, Hercules Incorporated

ENGINEERING PROPERTIES AND STRUCTURE DIVISION AND PLASTICS ANALYSISDIVISION JOINT SESSION

Mechanical Properties and Permeability of Polypropylene and PolyethyleneTerephthalate Mixtures 478P. Bataille, S. Boisse, and H. R Schreiber, Ecole Polytechnique de MontrealMechanical and Flow Properties of HDPE/LDPE Blends 480A. Garcia-Rejon, Institut de genie des materiauxC. Alvarez, Instituto de Investigaciones en MaterialesEffect of Molecular Structure on the Mechanical Properties of Urethane ModifiedMethacrylate Resins 486Terry Sterrett, Ray Wong, and Pat Kidd, ORMCO/Division of Sybron CorporationTransmission of Mechanical Energy Through Polymeric Materials: Copolymers and Blends 490Witold Brostow, Janusz Romanski, and Walter Werber, Drexel UniversityTheodore S. Dziemianowicz, Himont U.S.A. Inc.Properties of Polycarbonate (PC)/ABS Blends 492Wen-Yen Chiang and Dao-Shinn Hwung, Tatung Institute of TechnologyDiffuse Shear Banded Zones of Blends of Polystyrene andPoly 2,6 Dimethyl 1,4 Phenylene Oxide 497Stephen P. McCarthy, University of LowellC. E. Rogers, Case Western Reserve UniversityA Small Angle Neutron Scattering Study on a Polymer Blend: Characterization of theDeformation Behaviour 500Jean-Marc Lefebvre, C.N.R.S.Roger S. Porter, University of MassachusettsGeorge D. Wignall, Oak-Ridge National LaboratoryProperties and Morphology of Some Injection Molded Polycarbonate-Styrene/AcrylonitrileCopolymer Blends 503R. E. Skochdopole, C. R. Finch, and J. Marshall, Dow Chemical U.S.A.Aliphatic Polyurethane Elastomers from 1,4-Diisocyanatocyclohexane 510Janice W. Dieter and Catherine A. Byrne, U.S. Army Materials Technology LaboratoryPolyamide/Styrenic Alloys: Their Properties and Applications 514Michael J. Balow, Thermofil, IncorporatedAnalysis of Dynamic Mechanical Response of Some Energy-Absorbing Polyurethanes:A New Approach 518Jiu-Shien G. Lin and John A. Manson, Lehigh UniversityOrientation Effects on the Heat Deflection Temperature of Filled Polypropylenes 522A. Kagle and S. Petrie, University of LowellThe Use of Experimental Data to Predict Modulus of Filled Polymer Compositesby Means of a "Force Fit" Computer Model 529S. C. Shea, Plastamid (PTY) Ltd.Fiber Orientation and Thermal Expansion of Short Fiber Reinforced Thermoplastics 532Gunther Fischer and Peter Eyerer, Institut fur Kunststoffprufung und Kunststoffkunde

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The Development of Thermal, Rheological and Morphological Properties ofPoly(Phenylene Sulfide) Resin and Composites (I) 539Chen-Chi M. Ma, Hung-Chung Hsia, and Biing-Yng Shieh, National Tsing Hua UniversityWen-Liang Liu, Jiann-Tsun Hu, and Rong-Shian Liu, Industrial Technology and Research InstituteNylon Fiber Reinforcement for Polyurethane Composites 546C. W. Cordova, J. A. Young, and H. H. Rowan, Allied-Signal CorporationWet Formed Fiber-Thermoplastic Polymer Composites 549Michael R. Berrigan, Mark E. Rogalski, and Marion G. Hansen, Michigan Technological UniversityProcessing-Property Relationships in Autoclave-Cured Graphite/Epoxy Composites—Part II 554Joan Mijovic and H. T. Wang, Polytechnic Institute of New YorkTrue Viscoelastic Properties of High Performance Composite Materials 557A. Apicella, A. D'Amore, J. Kenny, and L. Nicolais, University of NaplesLinear Viscoelastic Response of High-Performance Thermoplastic Composites 562Michael A. Vallance and Gayle D. Tomkinson, General Electric CompanyFiber Orientation and Its Effect upon Thermoelastic Properties of Short CarbonFiber Reinforced Polyetheretherketone (PEEK) 568M. Jean Bozarth, ARCO Chemical CompanyJohn W. Gillespie, Jr. and Roy L. McCullough, Center for Composite MaterialsSelf-Reinforced Melt Processible Polymer Composites 573A. I. Isayev and M. J. Modic, The University of Akron

ENGINEERING PROPERTIES AND STRUCTURE DIVISIONEffects of Thickness and Residual Stresses on the Fracture Toughnessof Polymethyl Methacrylate 582R K. Mallick, The University of Michigan—DearbornTrirefringence Technique for the Analysis of Biaxial Deformation: Poly(Ethylene Terephthalate)and Isotactic Polypropylene 586Jia Y. Guan, Academia SinicaRavi F. Saraf and Roger S. Porter, University of MassachusettsOn the Plastic Deformation of Amorphous Glassy Polymers: Influence ofMolecular Relaxations 589Jean-Marc Lefebvre and Bertrand Escaig, Universite des Sciences et Techniques de LilleA Plane Strain Tensile Specimen to Determine Ductile-Brittle Transitions inPolyethylene Pipe Grade Resins 592S. Choi and L. J. Broutman, Illinois Institute of TechnologyEffect of Coatings on Embrittlement of Engineering Thermoplastics 600L. J. Broutman and L. Rolland, Illinois Institute of TechnologyThe Effect of UV Degradation on the Behavior of Polycarbonate in High Rate Impact 605S. R Petrie, University of LowellAnalysis of Ductile Fatigue Fracture in Polycarbonate 610N. Haddaoui, A. Chudnovsky, and A. Moet, Case Western Reserve UniversityOptimum Layer Composition for Impact Strength of Moldings of Rigid Polyurethane RIM 614Makoto lida and Masao Gotoh, Hitachi, Ltd.Yasushi Miyano, Kanazawa Institute of TechnologyImpact Fracture Toughness of Polypropylene 619T. S. Dziemianowicz and T. A. Frederick, HIMONT U.S.A., Inc.S. R. Becker and W. Brostow, Drexel UniversitySome Problems Associated with the Puncture Testing of Plastics 622L. M. Carapellucci, General MotorsA. F. Yee, University of MichiganR. R Nimmer, General Electric CompanyElastic-Plastic Contact Stress Analysis for the Wear of High Density Polyethylene 629Jae R. Youn and Ching-Lo Su, University of South CarolinaThree-Body Wear of Thermoplastic Materials 633K. L. Choong, S. Y Goh, and t. T. Tee, University of MalayaEvaluation of Aged Plastic Pipe Used in Gas Distribution .639L. J. Broutman, D. E. Duvall, and L. R. Nylander, L J. Broutman and Associates, Ltd.Severe Indentation and Bending of Polyethylene in Relation to Pipe Squeeze-Off 644J.-M. Charrier and A. Heidarzadeh, McGill University

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The Long-Term Service Life of Polyethylene Film at Ambient Conditions 648G. W. Benson, PlastecnicsEnvironmental Degradation of the Electrical and Thermal Properties ofOrganic Insulating Materials 653L. Nicolais and A. Apicella, University of NaplesThe Strain Rate Dependence of the Tensile Properties of Polypropylene 657Richard J. Rolando, Walter L. Krueger, and Herbert W. Morris, 3MStrain Recovery in Uniaxial Tensile Deformation of Rubber-Toughened Thermoplastics 6610. S. Gebizlioglu, A. S. Argon, and R. E. Cohen, Massachusetts Institute of TechnologyInfluence of the Processing Conditions on Morphology and Deformation Behavior ofPoly(Butylene Terephthalate) (PBT) 665Hans-Joachim Ludwig and Peter Eyerer, Institut fur Kunststoffprufung und Kunststoffkunde (IKP)Effect of Deformation and Pressure on the Dynamic Mechanical Properties of a CovalentlyCrosslinked Polyurethane 669Jacob Zafran and Charles L. Beatty, University of FloridaThe Effects of Residual Stress on the Mechanical Properties of Glassy Polymers 672L. E. Hornberger and K. L. DeVries, University of UtahQuantitative Relationships Between Physical Properties and Molecular Propertiesin General Purpose Polystyrene 675D. C. Wooden, J. C. Lamont, and R. Gorka, Polysar LimitedRheological Behavior of Glass Fiber Filled Polypropylene Melts 679A. T. Mutel and M. R. Kamal, McGill UniversityMorphological Characteristics of Nylon-RIM Materials 685R. Jabba, S. Chung, and S. Grossman, University of LowellThe Rheology of Triblock Copolymer/Homopolymer Blends 688D. K. Yoshimura and W. D. Richards, General Electric CompanyThe Rheological Characterization of a Series of Novel ThermotropicLiquid Crystalline Polymers 692J. R. Tuttle, Goodyear Tire CompanyH. E. Bartony, Jr. and R. W. Lenz, University of MassachusettsMelt Rheology of Vinylidene Chloride-Vinyl Chloride Copolymers 696Kun Sup Hyun, The Dow Chemical CompanyThe Effect of Volume Fraction of Particulates on the Rheological Behaviorof Polymer Composites 700A. J. Poslinski, M. E. Ryan, and R. K. Gupta, Sfafe University of New York at BuffaloS. G. Seshadri and F. J. Frechette, Sohio Engineered Materials CompanyPlanar Entry Flow Patterns of Polymer Melts and Their Relationship toExtensional Flow Parameters 704Scott White and Donald Baird, Virginia Polytechnic Institute and State UniversityAn Alternative Analysis of Capillary Rheometer Data 707Montgomery T. Shaw, University of ConnecticutA New Rheometer for Molten Plastics 711A. J. Giacomin and J. M. Dealy, McGill UniversityThe Effect of Thermal History on the Rheology and Textures of ThermotropicLiquid Crystalline Polymers . • 715Dinshong Done and Donald G. Baird, Virginia TechRheo-optical Studies of Liquid Crystalline Polymers 721Anagnostis E. Zachariades and Andrew Fox, IBM Almaden Research CenterPatrick Navard, Ecole Nationale Superieure des Mines de ParisRheology, Extrusion and Melt-Spinning Characteristics of Thermotropic LiquidCrystalline Cellulose Ethers 723Jianan Chen, James L. White, and Thein Kyu, University of AkronLiquid Crystal Polymer Injection Molding Techniques 726Frank C. Jaarsma, Celanese Corp.Design and Analysis of a Mandrel Process to Control the Properties of Poly(p-Phenylene Terephthalamide) Films 728John E. Flood and John F. Fellers, The University of TennesseeA Review of Recent Experimental Results Concerning the Strength and Time DependentBehavior of Fibrous Poly(Paraphenylene Terephthalamide) 732Peter Schwartz, Cornell University

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Molecular Characterization of Linear Low Density Polyethylenes 737L. A. Utracki and B. Schlund, National Research Council CanadaMicrostructure Development in the Blown Film Extrusion of Linear Low Density Polyethylenesas Affected by Alpha-Olefin Comonomers 741Dilhan M. Kalyon, Victor Tan, and Sudhir Bhakuni, Stevens Institute of TechnologyFrancis H. Moy, Union Carbide Canada LimitedThe Effect of Processing Conditions on the Microstructure of Embossed Polyethylene Films 745M. R. Kamal, A. Haber, and Song Li, McGill UniversityAn Investigation on Embossing of Square-Wave Gratings into Solid Polymer Films 749Deborah Summa, University of WisconsinMing-Kai Tse and John Melngailis, Massachusetts Institute of TechnologyJosephine Stein, Princeton UniversityHigh Strength High Modulus Polypropylene Sheet 754R E. Burke, G. C. Weatherly, S. Cacoutis, and R. T. Woodhams, University of TorontoA Study of Polymer Crazing by Using Specimens of Variable Cross-Section 7580. S. Brueller, Technical University of MunichPenetration of Elastomeric Blocks by Needles 761J.-M. Charrier, S. G. Maki, J.-R Chalifoux, and A. N. Gent, National Research Council of Canada (NRCC)Properties and Applications of Extended Chain Polyethylene 765G. C. Weedon and T. Y Tarn, Allied CorporationAn Investigation of Copolyether-Ester Block Polymer Crystallization 769Janis L. Castles and Stuart L. Cooper, University of Wisconsin—MadisonJ. Michael McKenna, £ /. du Pont de Nemours & CompanyWater Vapor Uptake by Ceramic Microspheres 772Enio Kumpinsky, £ /. du Pont de Nemours & CompanyPrediction and Improvement of Surface Properties of Tubular Low DensityPolyethylene Films 776J. Audureau, B. Morese-Seguela, D. Constantin, and O. Gode, Cd.F. Chimie S.A.New Laminating Adhesives for Preparing Packaging Composites 781David J. Bentley, Jr., Morton Thiokol, Inc.

BLOW MOLDING DIVISIONThe Use of Microprocessor for Ultrasonic Welding 786Carmen J. Giannandrea, Sonic Ease, Inc.Effects of Liquid Color Concentrates on Processing, Rheology, and MechanicalProperties in the Extrusion Blow Molding of HDPE 789Chin-Mu Tsai and N. R. Schott, University of LowellModel Reference System for Continuous Acquisition of Parison Length 796S. Dormeier, Universitat—Gesamthochschule—PaderbornNew Generation, Low Taste and Odor, High Clarity, Low Blush Vinyl Compounds 800Roman W Wypart and James W. Summers, BFGoodrich CompanySuccessful Application of Fluorinated HDPE Blow Molded Containers asSubstitutes for Metal and Glass 803Daniel M. Buck, Francis A. Milcetich, Paul D. Marsh, and Kenneth J. Kallish, Air Products & Chemicals, Inc.The Present and Future Role of CAD/CAM in the Blow Molding Industry 806Kevin T. Coane, Heise Industries, Inc.Dip Blow Molding: The Scrapless Manufacture of Containers and Hollow Articlesat a Fraction of Tooling and Energy Costs 808E. Dieter Wunderlich, FGH Industries, IncorporatedRationalization of the Machine Setting Operation 812Dr. Paul B. Junk, Battenfeld Fischer Blowmolding Machines, Inc.In-Machine Post Cooling Effects and Economics for Bottles and Industrial Parts 818Phil Wingard, Bekum Plastics Machinery IncorporatedDistributed Controls Offer Increased Benefits to Blow Molders 820Gary Oliversen, Barber-Colman CompanyTotal Machine Control Systems for Blow Molding—What Is a Total Machine Control (TMC) 823Thomas L. Strojinc, Hayssen Manufacturing CompanyInjection Blow Molding of RET. 825John Granata, Hoover Universal, Inc.

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Fundamental Problems Inhibiting Productivity in Extrusion Blow Molding Plants 827Mel O'Leary, Jr., Meridith-Springfield Associates, Inc.A Food Producer's Consideration of Plastic Packaging 830J. K. Cage, Beatrice Grocery GroupIn-Mold Labeling: The New Competitive Edge 833Hannelore V. M. Hasl, IML Technology, Inc.Coextrusion Blowmolding of Barrier Structures for Rigid Containers withPolycarbonate Resins 835Christin E. Rice, General Electric Company

EXTRUSION DIVISION AND THERMOFORMING DIVISION JOINT SESSIONAcceptable Quality from the Viewpoint of the Thermoformer 840R I. Hughes, The Hughes Plastics Co., Inc.Acceptable Quality from the Viewpoint of the Extruder 841John L. Witt, Witt Plastics, Inc.Cosmetic Problems 841Robert A. (Skip) Myers, Monsanto CompanyNecessary Information to Be Exchanged Between the Thermoformer and the Extruder 842John Grundy, Profile PlasticsReal Life Conflicts Between the Extruder and Thermoformer or "Who's on First?" 843George Wuerch, Procom, Inc.

EXTRUSION DIVISION

A Fundamental Study of Polymer Melt Devolatilization. II. A Theory forFoam-Enhanced DV 846Joseph A. Biesenberger and Shau-Tarng Lee, Stevens Institute of TechnologyPolymer Devolatilization II. Model for Foaming Devolatilization '. 851R. Chella and J. T. Lindt, University of PittsburghSingle Screw versus Twin Screw Extruder for Polymer Melt Devolatilization 855Martin Mack, Berstorff CorporationApplication of Novel Counter-Rotating Intermeshed Twin Extruder forDegassing Operation 860Tadamoto Sakai and Noriaki Hashimoto, Japan Steel WorksThe Effect of Viscosity Ratio on Laminar Mixing in the Twisted Tape Motionless Mixer 864David Bigio and Wayne Townsend, Jr., Massachusetts Institute of TechnologyDistributive Mixing Performance of Two Dynamic Mixers 870Robert A. Esposito, Monsanto Polymer Products Co.Effect of Mixing History on Phase Morphology of a Polyalloy(Tentative Results for Three Mixers) 874A. R Plochocki and S. S. Dagli, Polymer Processing InstituteJ. E. Curry, Werner & PfleidererJ. Starita, RheometricsFlow Visualization of Blending of Elastomers and Thermoplastics in an Internal Mixer 879Kyonsuku Min and James L. White, The University of AkronA Modular System of Dynamic Melt Mixers 883B. Alzner, Abbott LaboratoriesWayne F. Allen, The Black Clawson CompanyDesider Csongor, Amorflite Co.Experimental Study of the Mechanisms of Light Scattering and SurfaceRoughness of Tubular Film 888Yoshihiro Matsukura and James L. White, University of AkronElimination of Edge Beads in Cast Polymer Films 893Thomas Dobroth and Dr. Lewis Erwin, MIT—Industry Polymer Processing ProgramAn Investigation into the Problems Associated with Extrusion of Reground LDPE 901R. A. Malloy, S. J. Chen, and S. A. Orroth, University of LowellBlowing Film Modeling—Die to Frostline 909Gregory A. Campbell and B. Cao, Clarkson University

XVi/ANTEC '86

Studies on Scale-Up of Tubular Film Extrusion 912Toshitaka Kanai, Masakatsu Kimura, and Yuji Asano, Idemitsu Petrochemical Corporation Ltd.Flow Distribution in Spiral Mandrel Dies 917Chris Rauwendall, Raychem CorporationDimensionless Curves for Pressure of a Heated Die Slot 924Stephen J. Derezinski, Eastman Kodak CompanySimulation of Nonisothermal Extrusion of Viscoelastic Melt in Slit Die 930A. I. Isayev and N. Famili, University of AkronFabrication and Thermoforming of Coextruded Short Fiber-ReinforcedThermoplastic Sheets 939J.-M. Charrier, R. V. Ciplijauskas, and S. R. Doshi, McGill UniversityF. A. Hamel, National Research Council of Canada (NRCC)Coextrusion of Short Fiber-Reinforced Plastic Pipes 944S. R. Doshi, J.-M. Charrier, and J. M. Dealy, McG/7/ UniversityF. A. Hamel, National Research Council of Canada (NRCC)General Research Concerning the Cause and Minimization of Abrasive Wear in theGrooved Feed Zone of Single-Screw Extruders 948Helmut Schule and Hans-Gerhard Fritz, Institut fur KunststofftechnologieCapillary Die Freeze-Off in Underwater Pelletization of Polystyrene 953Louis S. Henderson, III and Steven G. Schon, ARCO Chemical CompanyThe Study of the Melting Mechanism in a Twin-Channel Wave Screw Extruder 959Peng Yu-Cheng and Chen Zi-Yun, South China Institute of TechnologyMorphological and Mechanical Property Studies of Polymer Extrudates Obtained by theRotational Extrusion Process 965A. E. Zachariades and Bin Chung, IBM Almaden Research CenterScale-Up of Single Screw Extruders 968Chris Rauwendaal, Raychem CorporationNumerical Analysis of the Temperature Profile in the Melt Conveying Section of a Single ScrewExtruder: Comparison with Experimental Data 975I. Bruker, C. Miaw, A. Hasson, and G. Balch, General Electric CompanyA Study of the Dynamics and Control of a Single-Screw Extruder 979Alex Hasson, Chibao Miaw, and Gary S. Balch, General Electric Co.Power Consumption for Extrusion of Non-Newtonian Melt 988Harutun G. Karian, Baker Perkins Inc.A Mathematical Model for Non-Newtonian Melt Flow Over Cylindrical Compounders inNon-lntermeshing Twin Screw Extruders 995Robert E. Jerman, Rohm and Haas CompanyMicrocomputer-Based Melt Pressure Measurement for Extrusion Process Control 1002S. Dormeier and H. Kleinhans, Universitat—Gesamthochschule—Paderborn

THERMOFORMING DIVISION

Mechanical Properties of Rolled Polymer Sheets 1008Toshio Kikuma, Yasuhiro Higashida, and Takao Kawanami, Nippon Steel CorporationThermoplastic Vulcanizates 1013Ernst Van Issum, Monsanto Europe S.A.Duane E. Peterson and Brian K. Weider, Monsanto CompanyShrinkage Analysis of Forged UHMWPE Parts 1017R. Gauvin, Q. X. Nguyen, and J.-R Chalifoux, Ecole Polytechnique de MontrealA Study of Secondary Operations Used on Heavy Sheet Thermoforming Parts 1025Virginia Pestoni, The Hughes Plastics Co., Inc.Thermoformability of Thermoplastic Sheets—Implementation of a ProposedStandardizable Method 1027J.-M. Charrier, R. V. Ciplijauskas, and M. E. Ryan, McG/7/ UniversityF. A. Hamel, National Research Council of Canada (NRCC)Predicting Thickness Distributions in Thermoformed Parts via Finite Element Analysis 1032Janet M. Wooldridge, General Electric Appliance ParkDavid S. Garrett, Dow Chemical CorporationDean 0. Harper, University of LouisvilleDesigning Pressure Formed Plastic Parts 1036Glenn L. Beall, Glenn Beall/Engineering Inc.

ANTEC '86 /XVii

PLASTICS EDUCATION AND TRAININGPolymer and Plastics Curricula in U.S. Colleges 1040Rudolph D. Deanin and Mark F. Nascimento, University of LowellThe Impact of Technological Training on Productivity 1042Craig T. Paulson, Paulson Seminar Programs, Inc.Upgrading the Workforce Through Training and Education 1045Michael Lavin, Nypro Inc.Plastics Technology Training and Education in Israel 1048Dan Gilead and S. Getz, The Ruppin InstituteThe Plastics Technician and the State University of New York at MorrisvillePlastics Technology Program 1050David T. Baird, S.U.N.Y. at MorrisvilleThe B.S. Plastics Engineering Curriculum and Its Relevance to Industry 1052Rudolph D. Deanin, Donna M. Archambault, and Barron W. Tenney, University of Lowell

MARKETING DIVISION

The Basics for Excellence in Sales Management 1056Peter E. Rodts, Marketing EnterprisesInformation Revolution in Plastics: Interactive, On-Line Databanks 1059Agostino von Hassell, PLASPECMarketing Research Evaluation of Customer Service 1062Maxine E. Dolde, Technical Marketing ResearchPositioning in the Plastics Market 1064Donald A. Dasburg, Plastics World MagazinePlastics—Value by Acquisition? 1067Carl Setterstrom, Harrington Research CompanyPersonal Growth Through a Meaningful Goals Program 1069Harri J. Brax, Leadership & Productivity AssociatesEngineering Plastics' Fit in the Packaging Industry 1071David W. Reese, General Electric CompanyBottles—The Next Frontier for PVC? 1074Carrie F. Solin, Rohm and Haas CompanyMolding Without Melting: Path to Productivity 1077Jerry V. Scrivo, Ex-Cell-0 Corporation

MEDICAL PLASTICS DIVISION

An Evaluative of Retrieved UHMWPE Hip Joint Cups 1084M. Kurth, R Eyerer, R. Ascherl, K. Dittel, and U. Holz, Institut fur Kunststoffprufung und KunststoffkundePolycarbonate and Its Applications in the Medical Market 1089Dr. Mark Nace and Theresa Binder, The Dow Chemical CompanySolvent Welding with Polycarbonate ~ 1092M. Licata and E. Haag, Mobay Chemical CorporationProperties of Polyvinyl Acetate Prepared by Emulsion Polymerization 1095Mohammad A. Semsarzadeh and H. M. Gharapetian, Amir Kabir University (Tehran Polytechnic)Material Improvements of UHMWPE 1097R Eyerer and M. Kurth, Institut fur Kunststoffprufung und KunststoffkundeThe Effect of Uterine and Vaginal Fluid Constituents on the Structure, Properties,and Physical Breakdown of Nylon 6 1101John A. Hudson and Aldo Crugnola, University of LowellBacterial Breakdown or Grow-Through Nylon 6 Film 1106Sharon A. Sylvester, M.S., ECC Products/3M LaboratoryRohit Mehta, M.S., Aldo Crugnola, Sc.D, and David T. Eberiel, Ph.D., University of Lowell

DECORATING DIVISION

Mass Finishing Technology and the Surface Refinement of Plastics 1110David A. Davidson, PEGCO Process Laboratories Division

XVtii/ANTEC '86

Recent Advancements in Ultraviolet Screen Printing 1114E. Donald McKenzie, Jr., Ink Applications CorporationTwo Component Polyurethanes for Elastomeric Plastic Coatings in the Automotive Industry 1117Dr. Volker Mirgel and Dr. Robert G. Kelso, Mobay Chemical CorporationCorona Treatment—Maximum Wetability on All Surfaces Regardless of Material and Shape 1121Gene Collard, Gene Collard AssociatesMorten Joergensen, Tampoprint AmericaDevelopment in Decorating and Finishing Plastics with Roll Leaf and Heat Transfers ThroughAutomated Computerized Systems 1124Martin A. Olsen, Kensol-Olsenmark, Inc.

POLYMER MODIFIERS AND ADDITIVES DIVISIONA New Lignocellulosic Additive and Property Modifier 1128Richard Wm. Tock, 7exas Tech UniversityTom Simms and Ross Irvine, Sunbelt AmericaSynthetic Magnesium Silicate: A Single-Component/Multi-Functional Modifier 1133Manuel A. Varela, Reagent Chemical and Research, Inc.Stephen Burke Driscoll and Cory Peter Grolman, The University of Lowell in MassachusettsNaresh R. Mehta, Carlisle Syntec SystemsThe Weld Line Integrity of Mica-Reinforced Polypropylene 1136Mary Svazic, University of TorontoModification of the Electrostatic Behavior of Polyolefins 1141Leonard E. Walp, Thomas E. Breuer, and Stewart E. Gloyer, Witco CorporationNew MBS Impact Modifier Development for PVC 1144A. Takaki, H. Hosoi, and K. Saito, Kanegafuchi Chemical Industry Co., Ltd.The Processing Behavior of Polyolefins Containing a Fluoroelastomer Additive 1149R. J. Athey, R. C. Thamm, R. D. Souffie, and G. R. Chapman, £ /. du Pont de Nemours & Co., Inc.Improvements in Polyolefin Processing with a Fluorocarbon Elastomer Processing Aid 1154Alfred Rudin, University of WaterlooSehyum Nam and Allan T. Worm, 3MJohn E. Blacklock, 3M CanadaSynergists: Effectiveness with Halogen Flame Retardants 1158Ronald L. Markezich, Occidental Chemical CorporationBPA—Brominated Polymeric Additive for Polyethylene-Terephthalate(PET)—Thermochemical Studies 1161Y. Bar-Yaacov and Z. Nir, Makhteshim Chemical Works, Ltd.H. N. Nae, The Weizmann Institute of ScienceMagnesium Hydroxide as a Flame and Smoke Suppressant for Polypropylene 1167George F. Beekman, Morton Thiokol, Inc.Steve Petrie and Larry Keating, University of Lowell

COLOR AND APPEARANCE DIVISION

Controlling Lightfastness of Dyed Plastics 1174John R. Graff, Mobay Chemical CorporationWeathering Metamerism: A Photochemical Process 1177William R. Mathew, Americhem, Inc.Predicting Colorant Affinity for Engineering Resins 1180Linda R. Kartoz and Harry W. Kartoz, Color-Chem International Corp.Color in Plastics: The Varied Causes 1184K. Nassau, AT&T Bell LaboratoriesFactors Other Than Pigmentation Affecting the Color and Appearance ofthe Finished Product 1188Ramesh Rengarajan, A. Schulman, Inc.Larry Campbell, Americhem, Inc.Liquid Colorants for Engineering Polymers 1191Edward T. Pollard and Thomas J. Loschiavo, PDI, A Business Unit of ICIHave You Tried Aluminum Pigments—Lately? 1194George M. Kern, Silberline Manufacturing Co., Inc.

ANTEC '86/xix

Yellows and Reds for Engineering Resins 1197Wolfgang E. Adams, BASF Wyandotte CorporationQuality Assurance: A Supplier's Perspective 1200Mark E. Berenson, SCM PigmentsImproved Process for Production of Color Masterbatches and Concentrates 1205Warren Baker and Prakash Patel, Colortech IncAlex Catani, I.M.R.I. (N.R.C)

VINYL DIVISIONCoated Ultrafine Precipitated CaCO3 as Impact Modifier Extender inLow Molecular Weight PVC 1210K. Mathur, L. Rogers, and M. Tapper, Pfizer Inc.Effect of Precipitated Silica on Plate-Out of Poly(Vinyl Chloride) Compounds 1215J. William Maisel, J. M. Huber CorporationThe Performance of Hindered Amine Light Stabilizers in Flexible PVC 1219Gerald Capocci and Jean Zappia, Ciba-Geigy CorporationMicrophase-Structure and Morphology of PVC Blends with Cis-1,4-Polybutadiene 1225Gong Kecheng and Liu Bing, South China Institute of TechnologyEffect of Acrylic Processing Aids on PVC Die Swell 1230Jean-Louis G. Pfennig and David L. Dunkelberger, Rohm and Haas CompanyThermodynamic Interactions and Nonlinear Rheological Properties ofPlasticized Polyvinyl Chloride 1234Peter H. Foss, General Motors Research LaboratoriesMontgomery T. Shaw, University of ConnecticutABS and CPE Modifiers in Rigid PVC 1239Rudolph D. Deanin and Wei-Zen Lin Chuang, University of LowellPVC Compounds for Photochemical Crosslinking.. 1241Jiff Drexler, Jiff Malac, Libuse Rektoffkova, and Josef Simonfk, Research Institutefor Rubber and Plastics TechnologyRelationship of Welding Technology to Degree of Plasticization in the PVC Films 1249Mark Dodin, MDP Research and Testing LaboratoryRheology of PVC; Part 5: Melt Elasticity 1252L. A. Utracki, National Research Council of CanadaAn Evaluation of the Cavity Transfer Mixer for the Extrusion of Rigid PVC on BothSingle and Twin Screw Extruders 1256G. M. Gale, Rapra Technology LimitedImproving the Processability of CPVC Resins 1260R. C. Neuman and M. Swanson, BFGoodrich Technical CenterProcessing Aids for Chlorinated Polyvinyl Chloride 1265Rudolph D. Deanin and Jonathan D. Mast, University of LowellGel Phenomena in PVC Resin 1267Judy E. Zabrecky, Air Products & Chemicals, Inc.The Effect of Fusion and Physical Aging on the Toughness of Polyvinyl Chloride 1271Emilia E. Lacatus, BFGoodrich Chemical CompanyCharles E. Rogers, Ph.D., Case Western Reserve UniversityLaboratory Impact Testing of Rigid Vinyl Profiles to Predict Performance in Punching,Saw Cutting and General Impact Abuse 1276Elvira B. Rabinovitch, BFGoodrich Chemical GroupMeaningful Evaluation of Plastisol Gelation and Fusion Temperaturesby Dynamic Mechanical Analysis 1281Paul H. Daniels, Carl M. Brofman, and Gary D. Harvey, Exxon Chemical Co.Monitoring Process Conditions of Plastisols Using a Dielectrometer 1284Shiow-Ching Lin, W. R. Grace & Co.A Quick Method for Determining the Acid Gas Evolution from PVC Formulations 1287Gregory F. Smith, BFGoodrich Chemical Company

THERMOSET DIVISION

Design Strategies for Composite Reaction Injection Molding and Resin Transfer Molding 1292V. M. Gonzalez-Romero, Universidad de GuadalajaraC. W. Macosko, University of Minnesota

XX/ANTEC '86

Interaction of Montmorillonite with Resins to Produce Cure-Expanding High-StrengthPolymer Concrete Systems 1296E. Haque and C. D. Armeniades, Rice UniversityA Resin Flow Model for Composite Prepreg Lamination Process 1300T. H. Hou, PRC Kentron, Inc.Physical Properties of Low Durometer Urethane-Urethane CompositeThermoset Elastomers 1306Robert W. Simoneau, Wentworth Institute of TechnologyNew Aromatic-Ether Bismaleimide Matrix Resins 1311James A. Harvey, Richard R Chartoff, and John M. Butler, University of DaytonExperiments in Composites Consolidation: Fiber Deformation 1316T. G. Gutowski, J. Kingery, and D. Boucher, Massachusetts Institute of TechnologyResin Pick-Up and Fiber Wet-Out Associated with Coating and Pultrusion Processes 1321Amit N. Dharia and Dr. N. R. Schott, University of LowellThe Use of Isophthalic Unsaturated Polyester Urethane Hybrids inConventional Molding Techniques 1326H. R. Edwards, Amoco Chemicals CompanyFast Cure of Polyester Sheet Molding Compounds 1331J. D. Fan, Y J. Huang, and L. James Lee, The Ohio State UniversityApplication of Process Controls to the Compression Molding of Thermosets 1336Denes B. Hunkar, Hunkar Laboratories, Inc.Thermal and Cure Analysis in SMC Compression Molds 1339J. M. Castro and C. C. Lee, GENCORPExperimental and Analytical Procedures for Flow—Dynamics of Sheet Molding Compound(SMC) in Compression Molding 1345H. T Kau and E. M. Hagerman, General Motors Research LaboratoriesDesign of RIM Moulds 1350U. Maier and G. Menges, Institut fur KunststoffverarbeitungEvaluation of Catalysts for Curing a Polyester Resin Using Dielectric Spectroscopy 1356Kestutis A. Sonta and Jesse M. Howard, III, General Electric Plastics Applications Center and LaboratoriesDean 0. Harper, University of LouisvilleMicrostructure and Mechanical Behavior of Reinforced Reaction Injection Molded(RRIM) Polyurethane 1362M. R. Kamal, R Singh, and Q. Samak, McGill UniversityS. M. Kakarala, General Motors Technical CenterThe Glass Transition in Novolac Phenolic Molding Compounds and the Kinetics of ItsDevelopment During Cure and Postcure—Part I 1369V. R. Landi and J. M. Mersereau, Rogers CorporationAnalysis of Nonisothermal Cure of Epoxies via Dynamic Dielectrometry 1376Ravi Ramanathan and Dean O. Harper, University of LouisvilleThe Effect of Vapor Phase Soldering Environment on the Dimensional Stability andProperties of Phenolic and DAP Connector Materials 1381John J. Cocco, Rogers Corporation

COMPUTERS AND THE PLASTICS INDUSTRYComputer-Aided Selection of Polymeric Materials and Manufacturing Processes 1388Mark L. Lovrich and Charles L. Tucker, III, University of Illinois at Urbana-ChampaignExpert Systems in Polymer Selection 1393Muserref Wiggins, Florida Institute of TechnologyAn Expert System for Injection Molding 1396Charles R Paulson and Donald C. Paulson, Paulson Seminar Program, Inc.Computer Simulations of Single Screw Extruders 1401Dr. Imrich Klein, Scientific Process & Research, Inc.The Assembly and Use of a Computerized Torque Rheometer 1404Randy J. Brown, Industrial PlasticsCluster Computer Control of Injection Molding Machines 1408Denes B. Hunkar, Hunkar Laboratories, Inc.PLASFEED—An Interactive Design Software of Feeding System forInjection Mold Using Solid Modeling 1412Georges Salloum, Denis Charland, and Xavier Brouwers, National Research Council of Canada

ANTEC '86/Xxi

Integral CAE for the Part Design, Plastic Selection, and Long Term Performanceof Injection Molded Products 1419Colin Austin, Moldflow Australia Pty. Ltd.Design of Extruder Screws and Determination of Optimum Operating Conditions 1423Dr. Imrich Klein, Scientific Process & Research, Inc.Computerized Production Scheduling for the Plastics Industry 1427Rosaleen S. Kelly, Welding Engineers, Inc.

GENERAL

An Analysis of the Pulling Force in Pultrusion 1430Miguel A. Bibbo and Timothy G. Gutowski, Massachusetts Institute of TechnologyPolymers under Mechanical Loading: Computer Simulation 1433Witold Brostow and David R Turner, Drexel UniversityRobert Cook, Lawrence Livermore National LaboratoryManaging Design Operations: Integrating Part Design with Moldability Analysis 1435George Markus, Advanced Plastics Design, Inc.Tools for Remaining Competitive in Plastic Extrusion: Are You Overlooking Them? 1438Jay E. Tracey, HES, Inc.Predicting Thermoplastic Part Quality Using Computer Aided Engineering Techniques 1442Julio E. Hamel, General Electric CAE International Inc.

STUDENT

Powder Technology of Ultra-High Molecular Weight Polyethylene Fractionation Effects 1448Inga Lax, 7exas A&M UniversityThe Effect of Parameters on Ultrasonic Welds 1451William F. Frey, 7exas A&M UniversityPolymers in Medical Plastics: With Emphasis on Prosthetic Implants 1454Carole Muscat, Ferris State CollegeA Comparative Analysis of the Flow Characteristics of Virgin, First, Second, and ThirdGeneration Regrind Polypropylene Resin Using the Spiral Flow, Melt Index, and GelPermeation Chromatography Tests 1458Keith A. Farmer, Ball State UniversityHuman Powered Vehicle Farming: A Design and Construction Summary 1460William R. Weick, San Diego State UniversityA Preliminary Report on an Ongoing Investigation into the Use of Plastics Refuse and Scrapas a Replacement for Sand and/or Gravel in Portland Cement Mixtures: To Demonstrate theEconomic and Ecological Viability of Recycling Plastics in This Manner 1465Brian Smith, Ferns Sfafe College

Author Index 1471

XXU /ANTEC '86