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VOLUME I-PROCESSING 1997 ANTEC97 UB/TIB Hannover 89 116 032 863

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Page 1: ANTEC97 - GBV

VOLUME I-PROCESSING1997

ANTEC97

UB/TIB Hannover 89116 032 863

Page 2: ANTEC97 - GBV

CONTENTS

VOLUME I—PROCESSINGEXTRUSION DIVISION

M1—Film

Blown Film Characterization of Metallocene Resins Made in the Phillips Slurry Loop Process (153) 2A. M. Sukhadia, Phillips Petroleum CompanyFormation and Characterization of Cast, Tubular and Biaxially Stretched Poly(butylene terephthalate)Film (227) 11K. Song, J. L. White, The University of AkronMeasurement of the Curvature Defect in Films (42) 17M. Amon, Mobil Chemical Co.Spherilene Process LLDPE for Conventionally Blown Shrink Film (744) 23T. J. Cowell, Montell Polyolefins USA Inc.Extrusion of Oriented LCP Film (181) 28R. Lusignea, Superex Polymer, Inc.J. Perdikoulias, Brampton Engineering

M2—Single Screw

Extrusion of Syndiotactic Polystyrene (188) 34J. R. Powers, M. A. Spalding, T. E. Wessel, Dow PlasticsCalculating Power of Extruder Melt Sections (400) 43S. J. Derezinski, Eastman Kodak CompanyBarrier Screws for Grooved Barrel Extruders—High Performance Extrusion for a Broad Rangeof Resins (478) 48J. Wortberg, R. Michels, University of EssenExtrusion of Non-olefinic Polymers with a Fluoroelastomer Processing Aid (755) 53K. C. Xing, W. Wang, H. P. Schreiber, Ecole Polytechnique, MontrealIncreasing Pelletizing Extruder Output with Fluoropolymer Alloys (930) 58D. E. Priester, DuPont Dow Elastomers

M2O—TAPPI

The Influence of Using Fluoropolymer Processing Additives to Improve the Extrusion Characteristics ofLDPE/LLDPE Resin Blends (9002) 64J. Horns, Dyneon

M21—Twin Screw

Investigation of Mixing Patterns in Co-Rotating Fully Intermeshing Twin Screw Extruders MixingElements Using Dynamic Pressure Distributions (501) 78J. P. Christiano, M. Lindenfelzer, Davis Standard CorporationVelocity Profiles in the Nip Region of a Co-Rotating Twin-Screw Extruder: Transitions between Forwardand Reverse Elements (428) 84M. Chandrasekaran, M. V. Karwe, Rutgers UniversityExperimental and Statistical Analysis of Residence Time Distribution in CorotatingTwin Screw Extruder (676) 89Y. Xie, D. Tomayko, D. I. Bigio, University of MarylandG. Batch, 3MInc.Study of Flow and RTD in a ZSK Twin Screw Extruder (328) 94A. Kiani, P. Heidemeyer, Werner & PfleidererR. Pallas, Institute for Radiation Protection Physics

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Pressure Generation and Screw Design in Corotating Twin Screw Extruders (588) 100M. A. Huneault, National Research Council of CanadaFilling Length and Degree of Fill in Co-Rotating, Intermeshing Twin-Screw Extruders (661) 105M.-h. Kim, S. Widagdo, Stevens Institute of TechnologyAnalysis and Modeling of the Residence Time Distribution in Intermeshing Co-Rotating Twin ScrewExtruders Based on Finite Element Simulations (511) 110H. Potente, J. Flecke, University ofPaderborn

T2—Extrusion Tutorials

Practical Aspects of Processing in Intermeshing Twin Screw Extruders (437) 116D. B. Todd, Polymer Processing InstituteA Scientific Approach to Screw Design (834) 121C. I. Chung, Rensselaer Polytechnic InstituteTrouble Shooting Extrusion Problems (1) 127J. Anderson, C. Rauwendaal, Rauwendaal Extrusion Engineering, Inc.M. del Pilar Noriega, Instituto de Capacitacion e. Investigacion del Plasticoy del CauchoScrew Optimisation by Means of DOE and Multiple Regression (514) 135H. Potente, B. Krell, Universitat GH-PaderbornExtrusion of Thin Gauge Polypropylene Sheet (54) 140P. R. Lamont, Battenfeld Gloucester Engineering

T25—Extrusion Modeling and Devolatilization

Response Surface Analysis of Average Residence Times in a Co-Rotating Twin Screw Extruder (552) 146D. Strutt, C. Tzoganakis, T. A. Duever, University of WaterlooModular Tangential Counter-Rotating Twin Screw Extrusion: Non-Newtonian andNon-Isothermal Simulation (226) 151D.-S. Bang, M. H. Hong, J. L. White, The University of AkronAnalysis and Modeling of Polymer Devolatilization in Screw Extrusion and Compounding Processes (663) . . . . 156C.-T. Yang, Formosa Plastics CorporationD. I. Bigio, University of MarylandOn the Effect of Shear Flow on Devolatilization of Filled Polymeric Materials (184) 162J. Cheng, D. I. Bigio, R. M. Briber, University of Maryland

T34—Measurement and Monitoring of Polymer Processing

'"'Ultrasonic Characterization of Extrusion Instabilities (334) 2254R. Gendron, L. Piche", A. Hamel, M. M. Dumoulin, J. Tatibouet, Industrial Materials Institute, NRC

*Ultrasonic Monitoring of Foaming in Polymers (301) 2259A. Sahnoune, L. Piche", A. Hamel, R. Gendron, L. E. Daigneault, Industrial Materials Institute, NRCL.-M. Caron, OC Celfortec

*Non-Destructive Product Characterization of Gas Bubbles in Gas-Assisted Injection-Molded Parts (982) 2264X. Lu, L. Fong, H. H. Chiang, Gintic Institute of Manufacturing Technology

•Measurement and Modeling of Thermal Contact Resistance at a Plastic Metal Interface (217) 2273K. A. Narh, L. Sridhar, New Jersey Institute of Technology

* Measurement of Temperature Profiles during Polymer Processing (835) 2278K. B. Migler, A. J. Bur, National Institute of Standards and Technology

*An Adjustable Gap In-Line Rheometer (781) 2283D. M. Kalyon, H. Gokturk, I. Boz, Stevens Institute of Technology

*Comparison of Velocity Measurements and Different Calculation Methods in Slit Dies (131) 2289U. Lang, W. Michaeli, Institutfur Kunststqffverarbeitung

W1— Mixing

*Phase Inversion during Compounding—The Effect of Viscosity Variation with Temperature (619) 170R. Ratnagiri, C. E. Scott, Massachusetts Institute of Technology

•Extrusion Flow in Partially Filled Screw Channel Subject to Wall Slip (183) 175J. Cheng, Y. Xie, D. I. Bigio, R. M. Briber, University of Maryland

•Scale Effects upon Morphology Development during Mix Melting of Multiphase Polymer Blends in ZSKExtruders (940) 181D.-W. Yu, M. Esseghir, Stevens Institute of TechnologyJ. Curry, Werner & Pfleiderer Corporation

•Present in a joint session.

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•DSC Picture of a Polymer Blend Carcass: Rate of Mixing (411) 187K. A. Klinger, M. D. Wolkowicz, A. A. Adewole, Montell Polyolefins

•Influence of Design on Mixing Efficiency in the Kneading Disc Region of Co-Rotating Twin ScrewExtruders (34) 196I. Manas-Zloczower, H. Cheng, Case Western Reserve University

W2—Solids Conveying

An Experimental Study of the Frictional and Viscous Forces Responsible for Solids Conveying andMelting in Single-Screw Plasticating Extruders (165) 202M. A. Spalding, K. S. Hyun, B. R. Cohen, Dow PlasticsA New Model for Solids Conveying in Single-Screw Plasticating Extruders (163) 211K. S. Hyun, M. A. Spalding, Dow PlasticsModeling and Simulation of the Solids Conveying and Unfilled Regions in Polymer Extrusion (300) 219Y. Jaluria, Y. Liu, R. V. Chiruvella, Rutgers UniversityStress-Strain Behavior of Polymer Pellets (360) 224D. Penumadu, J. Yamamuro, A. E. Abrantes, G. A. Campbell, Clarkson UniversityThe Model of Solid Conveying in the Intermeshing Co-Rotating Twin Screw Extruders with ThreeSub-Conveying Zones (433) 231X. Geng, Q. Guo, P. Zhang, Beijing University of Chemical Technology

W21—Compounding

Understanding High Rate and High RPM Compounding on Co-Rotating Twin-Screw Extruders (306) 238P. Andersen, Werner & Pfleiderer CorporationE. Haring, K. Kapfer, Werner & Pfleiderer GmbHState of Dispersion—Polypropylene Filled with Calcium Carbonate (332) 243R. Gendron, Industrial Materials Institute, NRCD. Binet, University ofSherbrookeExperimental Study of Extruding Behavior against Material Property in the Filler Mixing byIntermeshing Co-Rotating Twin Screw Extruder (II) (465) 248J. Ishibashi, A. Kobayashi, T. Yoshikawa, Toshiba Machine Co., Ltd.Application of Expanded Volume Intake Sections in Reciprocating Single Screw Kneaders (427) 254T. Stropoli, J. Wolfe, Buss (America), Inc.Mixing and Preparation of Highly Filled Feedstock for Ceramic Injection Molding (609) 265T. A. Hogan, N. L. Bradley, Dow PlasticsExperimental Study of Flow Mechanisms and Mixing in a Kobe Steel Nex-T Continuous Mixer (222) 271F. M. Galle, J. L. White, University of Akron

H1—Extrusion Auxiliaries

Lubrication of Hydrodynamic Bearings in Gear Pumps (486) 278A. Imthurn, Maag Pump Systems of America, Inc.Investigation of Water Flow in an Underwater Pelletizer (UG-400) (329) 283A. Kiani, J. Bartl, R. Sauter, Werner & PfleidererDesigning an Extruder Additive Injection Valve (76) 285T. P. Harrington, C + H Engineers, Inc.Front End Drive Single Screw Melt Pump (80) 290D. E. Carter, Don E. Carter P.E.Advanced Film Winding System for Extrusion Lines (97) 293N. S. Rao, Plastics Solutions InternationalT. Ruegg, Winding Technology AGR. S. Tetro, Black Clawson Inc.K. T. O'Brien

H2—Dies

Non-Isothermal Viscoelastic Flow Simulation of a High Speed Wire Coating Process (665) 298P. B. Kuyl, Daikin America Inc.Flow Visualization in a Stacked-Type Spiral Die (118) 303J. Perdikoulias, Brampton EngineeringC. Tzoganakis, University of Waterloo

•Present in a joint session.

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Polyflow: A Treatise on Inverse Die/Mandrel Design for High Consistency Silicone Elastomer (846) 308D. A. Andrejewski, Dow Corning CorporationDevelopment of a Mathematical Model for the Calculation of the Pressure Drop in Extrusion Dies (132) 315U. Lang, W. Michaeli, Institutfur KunststoffverarbeitungPressure Drop of the Polymer Melt Flow in a Pipe (458) 320F. Ling, High-Technology Corporation

H6—Coextrusion

Coextrusion Layer Thickness Distribution Improvements via Equipment Design (187) 328J. Powers, J. Dooley, The Dow Chemical CompanyTransient Simulation of Coextrusion Flows in Coat-Hanger Dies (293) 335A. Rincon, A. N. Hrymak, J. Vlachopoulos, McMaster UniversityJ. Dooley, The Dow Chemical CompanyCalculating Surge Dampening in Melt Delivery Systems (399) 341S. J. Derezinski, Eastman Kodak CompanyThe Effect of Die Lip Temperature on the Surface Characteristics of Polyethylenes (751) 347J. Lu, C. M. F. Barry, S. A. Orroth, University of Massachusetts LowellInterfacial Instabilities during Coextrusion ofLDPEs (119) 351J. Perdikoulias, Brampton EngineeringC. Tzoganakis, University of WaterlooA Three-Dimensional Analysis of Coextrusion (143) 356

W. A. Gifford, Extrusion Dies, Inc.

INJECTION MOLDING DIVISION

M3—Injection Molding GeneralAnalysis of Injection Molded Microstructures (136) 364A. Rogalla, W. Michaeli, Institutfur Kunststoffverarbeitung (IKV)Process Characteristics of the Gate Freeze Point in Injection Molding (149) 369R. J. Reeder, G. R. Saraiya, S. A. Orroth, R. E. Nunn, University of Massachusetts LowellRunner Design with Minimum Volume for Multicavity Injection Molds: Part I: Runner Sizing (479) 376C.-C. Lee, J. F. Stevenson, GenCorp Technology CenterRunner Design with Minimum Volume for Multicavity Injection Molds: Part II: Runner Layout (481) 383C.-C. Lee, GenCorp Technology CenterComparison of Flow Patterns Observed in the Barrels of a Capillary Rheometer and an InjectionMoulding Machine (102) 388N. Sombatsompop, A. K. Wood, I. S. Godfrey, University of Manchester

M4—Injection Molding Quality I

Detecting Relevant Material Defects in Ceramic Injection Molded Parts by Ultrasonics (89) 394S. Nickel, G. W. Ehrenstein, University of Erlangen-NurembergQuantifying the Economic Value Added of On-Line Quality Control Systems (122) 399J. C. Rowland, Mold/low Pty. Ltd.D. O. Kazmer, University of Massachusetts AmherstQuality Assurance of Injection Moulded Elastomer Parts for Automotive Industry (135) 405A. Kammann, W. Michaeli, E. Haberstroh, Institutfur KunststoffverarbeitungExperimental Study of DVD Substrate Quality by Operating Conditions in Injection Molding (234) 410T. Oshiro, T. Goto, J. Ishibashi, Toshiba Machine Co., Ltd.Optical Monitoring of Polypropylene Injection Molding (430) 415A. J. Bur, NISTC. L. Thomas, University of Utah

M22—Novel Injection Molding

High Speed Injection Molding of Thin Wall Polycarbonate Tubes (393) 422R. T. Alvarez, J. Gutierrez, Ethicon Endo-SurgeryM. Russelburg, Tech GroupPressure Loss in Thin Wall Moldings (173) 425J. W. Bozzelli, Injection Molding SolutionsJ. Cardinal, B. Fierens, Ashland Chemical CompanyMelt Viscosity Reduction of Plastics by Vibration during Filling in Injection Molding (591) 429J. P. Ibar, EKNET Research

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Molded Product Properties Enhancement through the Use of RHEOMOLDING Technology on InjectionMolding Processes (816) 436A. Kikuchi, E. B. Pilcher, A. Bubel, J. Clarke, TherMold Partners L.P.Injection Compression Moulding—A Low Pressure Process for Manufacturing Textile-CoveredMouldings (134) 441C. Brockmann, W. Michaeli, Institutfur KunststoffverarbeitungFusible Core Technique on the Way to New Applications (64) 446M. Polifke, E. Schmachtenberg, University of EssenThe Influence of Flow Conditions and Injection Parameters on the Bond Strength of Compatible MaterialCombinations (287) 451K. Kuhmann, G. W. Ehrenstein, Lehrstuhlfur KunststoffiechnikThe Sandwich Injection Moulding Technology—Effects and Limiting Quantities for the SpatialDistribution of the Components (682) 456F. A. Eigl, G. R. Langecker, Montanuniversitat Leoben

M23—Injection Molding Quality II

The Influence of Raw Material Batch Fluctuations on the Injection Moulding Process and ProductQuality (513) 462H. Potente, A. Ujma, University ofPaderbornResin Consistency: Viscoelastic Characterization for Injection Molding (886) 467L. R. Schmidt, LR Schmidt AssociatesControl of Dimensional Variability in Injection Molded Plastic Parts (49) 472Z. Xia, P. K. Mallick, University of Michigan-DearbornMulti-Variable Interaction Analysis and a Proposed Quality Control System for ThermoplasticsInjection Molding (41) 480F. Gao, Y. Yang, The Hong Kong University of Science and TechnologyHow and Why to Apply Melt Flow Curve Data for Production Optimization (178) 487M. Shade, B. Dermont, B. Fierens, Ashland Chemical CompanyJ. W. Bozzelli, Injection Molding Solutions

T3—Injection Molding Equipment

Melt Delivery Systems for Thinwall Applications with Engineering Resins (950) 492T. Colangelo, Husky Injection Molding Systems Ltd.G. E. Tremblay, GE PlasticsExperimental Examination of Temperature Variations in a Hot Runner System (587) 497C. Buchardt, J. H. Jensen, C. L. Lauridsen, Technical University of DenmarkHow to Plan a Robot-Based Automation Cell (58) 502J. Rodrigues, Husky Injection Molding Systems Ltd.Energy Saving with Improved Drying Technology (516) 507J. Wortberg, A. Walter, University of EssenK. HOller, Motan Holding GmbH

W3—Injection Molding Materials

Injection Molding Applications of Polyolefin-Based Filled and Reinforced Products by the Use ofDesigned of Experiment Technique (623) 514P. Dave\ K. Brown, W. Maclver, D. Chundury, C. Draucker, L. Lightener, Ferro CorporationA Theoretical and Experimental Study of Thermal Residual Stresses in Injection MoldedAmorphous Polymers (687) 521Y. Farhoudi, M. R. Kamal, McGill UniversityCharacterization of Fiber and Molecular Orientations and Their Interaction in CompositeInjection Molding (160) 526P. Gerard, J. Raine, J. Pabiot, Ecole des Mines de DOUAIThe Occurrence of Flow Marks during Injection Molding of Linear Polyethylene (52) 532M.-C. Heuzey, J. M. Dealy, McGill UniversityD. M. Gao, A. Garcia-Rejon, Industrial Materials Institute, CNRC

W4—Injection Molding Process Control I

An Integrated Expert System for Injection-Molding Process (81) 540W.-R. Jong, S.-S. Hsu, Chung Yuan Christian University

ANTEC '971 xi

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The Methods and Benefits of Establishing a Process Window (121) 545G. Sherbelis, E. Garvey, Moldflow Pty. Ltd.D. Kazmer, University of Massachusetts AmherstTemperature Based Adaptive Holding Control Using Injection Molding MachineGenerated pvT Data (150) 551H. R. Sheth, HPM CorporationR. E. Nunn, University of Massachusetts LowellTrend Regulation of Injection Moulding Process (238) 556M. Sercer, I. Catic, G. Baric, D. Perkovic, University of ZagrebPressure Measurements for Injection Moulding Control (377) 561R. G. Speight, J. B. Hull, Nottingham Trent University

W22—Injection Molding Process Control II

Melt and Mould Temperature Measurements for Polymer Injection Moulding (379) 568R. G. Speight, Nottingham Trent UniversityP. D'Agostino, J. S. Herrmann, Dynisco Instruments Inc.Correct Strategies for Injection Molding Process Control; A Case History: Constant Machine Conditionsvs. Constant Plastic Conditions (604) 573C. Payne, DTMProducts, Inc.J. Bozzelli, IM SolutionsCavity Temperature Profile Measurement during Injection Moulding (635) 577F. Manero, W. I. Patterson, M. R. Kamal, McGill UniversityPhysically-Based Adaptive Control of Cavity Pressure in Injection Molding: Filling Phase (686) 582M. Rafizadeh, M. R. Kamal, W. I. Patterson, McGill UniversityTroubleshooting the Molding Process (30) 588J. Golmanavich, Lucent TechnologiesPart Quenching—Collecting Dimensional Data during a Mold Trial (570) 592M. Vander Kooi, ADAC Plastics, Inc.P. Engelmann, S. Ramrattan, Western Michigan UniversityM. Monfore, Ralston Foods

W23—Gas Assist Injection Molding

On the Dynamics of Gas-Assisted Injection Molding Process (176) 598R.-Y. Chang, National Tsing-Hua UniversityM.-H. Tsai, C.-H. Hsu, CoreTech System Co., Ltd.Flow Directions in the Gas Assisted Injection Molding Technology (897) 603Y. S. Soh, C. H. Chung, Taegu UniversityInfluence of Various Gas Nozzle Designs upon the Gas Bubble Distribution and the Pressure Developmentin Gas-Assisted Injection Molding (829) 610O. Becker, K. Koelling, T. Altan, The Ohio State UniversityGas-Assisted Injection Molding of Long Glass Fiber Reinforced Thermoplastics (854) 615O. Becker, D. Karsono, K. Koelling, T. Altan, The Ohio State UniversityStructural Analysis, Process Simulation and Warpage Calculation for the Gas-Assisted Injection MoldedParts Using a Unified CAE Model (16) 620S. C. Chen, S. Y. Hu, W. R. Jong, Chung Yuan UniversityM. C. Jeng, National Central UniversityDesign Optimization of Gas Channels for an Air Cleaner Assembly Using CAE Simulations (672) 625D. M. Gao, A. Garcia-Rejon, G. Salloum, National Research Council of CanadaD. Baylis, Siemens Electric Limited

H3—Injection Molding CAE I

Effects of the Mesh Density on the Accuracy of Simulation Results (20) 632S. Ni, Lexmark International, Inc.Numerical Simulation of Warpage and Residual Stresses and Experimental Validation (35) 637K. K. Kabanemi, H. Vaillancourt, H. Wang, G. Salloum, National Research Council of CanadaPrediction of Fiber Orientation in Injection Molded Parts Considering Compressibility andPhase Change (47) 642S. C. Lee, D. Y. Yang, Korea Advanced Institute of Science & TechnologyJ. R. Youn, Seoul National University

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Simulation and Analysis of Three-Dimensional Polymer Flow in Injection Moulding (137) 649J. Zachert, W. Michaeli, Institutfur KunststoffverarbeitungCase Studies in Design for Injection Molding (765) 654A. Dutta, K. Jayaraman, Michigan State University

H7—Injection Molding CAE II

Bringing CAE to Production (370) 662G. Sherbelis, J. Bames, Moldflow InternationalPlastic CAE Analysis of Solid Geometry (371) 666P. Kennedy, H. Yu, Moldflow International Pty. Ltd.Three-Dimensional Simulation of the Injection Molding Process (374) 670V. Rajupalem, K. Talwar, C. Friedl, Moldflow Pty. Ltd.Modeling of Void Growth in Partial Frame Process (466) 674D.-H. Kim, K. H. Ahn, Cheil Industries Inc.Prototype Design and Moldability Analysis with Glass-Fiber Reinforced Polymer Blends (539) 678K. A. Narh, Z. Li, M. Xanthos, New Jersey Institute of TechnologyEstimates for Material Shrinkage in Molded Parts Caused by Time-Varying Cavity Pressure (613) 682W. C. Bushko, V. K. Stokes, GE Corporate Research and DevelopmentCAE Application: Shrinkage and Warpage of an Injection Molded Part (813) 687S. S. Wu, Lexmark International, Inc.Prediction of Ejection Force and Ejection-Induced Stress in Injection Molding of Plastics (305) 692H. Wang, K. K. Kabanemi, G. Salloum, National Research Council of Canada

THERMOFORMING DIVISION

M6—Effects of Extrusion Variables on the Thermoforming Process

Material Selection for Thermoforming Applications (99) 698M. F. Howery, Uniroyal Technology CorporationThermoformed Containers for Electrostatic Sensitive Devices (105) 706W. E. Gately, Ex-Tech Plastics, IncorporatedCalendering of Rigid Films Today (936) 710K. Gerwe, Klockner Pentaplast of Canada, Inc.

M25—Controlling the Thermoforming Process

New Results in Finite Element Analysis of Thermoforming (269) 714B. Koziey, Polydynamics, Inc.J. Pocher, J. J. Tian, J. Vlachopoulos, McMaster University3-D Numerical Simulation of Thermoforming: Prediction of Thickness and Extensions (419) 720B. Debbaut, Poly flowO. Homerin, Fluent Inc.Quality Management in an In-Line Thermoforming Operation (12) 726A. C. Mack, Fabri-Kal CorporationExperimental Study and Finite Deformation Analysis of the Sagging Behavior of a Polymer Sheet (909) 734M. J. Stephenson, M. E. Ryan, G. F. Dargush, State University of New York at Buffalo

THERMOSET DIVISION

T9—Past, Present, and Future of Thermosets

The Use of Analytical Techniques to Emphasize the Utility ofThermoset Materials (195) 740M. P. Sepe, Dickten & Masch Mfg. Co.Resin Cure Monitoring Using Thermal Conductivity Measurements (273) 747N. Mathis, Mathis Instruments Ltd.J. Pytel, P. Lee-Sullivan, University of New Brunswick

T31—Thermosets—The True Engineering Material

Promoted Peroxide Cure Systems for Pultrusion and Other High Temperature ThermosetCure Processes (773) 754T. M. Pettijohn, Witco Corporation

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Effects of Glass Fibers on Kinetic Model and Rheology of Glass Fiber Reinforced Phenolic Resin (867) 759H. Murayama, K. Min, The University of AkronProperties ofThermosetting Polymers during Cure (185) 766R. Theriault, T. A. Osswald, University of Wisconsin-MadisonL. Stradins, University of Wisconsin-StoutAnalysis of Cure Behavior of SMC during Compression Molding (258) 774H. Hamada, K. Futamata, Kyoto Institute of TechnologyH. Naito, Sekisui Chemical Co., Ltd.Fiber-Matrix Separation in Ribbed SMC and BMC Parts (320) 782S. K. Christensen, B. Hutchinson, E. M. Sun, T. A. Osswald, University of Wisconsin-MadisonB. A. Davis, The Madison Group: PPRCComposite Coupler for Horizontal Boring Applications (659) 788M. A. Czayka, Hadlock Plastics, Inc.P. K. Meunchen, Lamsons and Sessions, Inc.Polymers from Soybean Oil (140) 791I. Javni, Z. Petrovic, Pitts burg State UniversityThe Effect of the Weather Conditions on the Mechanical Properties of an Epoxy Resin Crosslinked withan Aromatic Amine (814) 796A. Robles-Sierra, A. Martinez-Ruvalcaba, E. Michel-Valdivia, V. M. Gonzalez-Romero, UniversidaddeGuadalajara

BLOW MOLDING DIVISION

H4—Large Part Blow Molding

3-D Technology in Blow Moulding: A Numerical Simulation (418) 802B. Debbaut, T. Marchal, PolyflowModelling the Effect of Operating Conditions on the Blow Moulding of a Gas Tank (668) 807D. Laroche, R. W. DiRaddo, L. Pecora, A. Garcia-Rejon, National Research Council of CanadaM. Bolouri, H. Atsbha, ABC GroupIntegrated CAE Computation of Thickness Distribution for Blow Molded Industrial Components (519) 812E. Castagno, A. Pipino, Centro Ricerche FiatB. Nicosia, O. Salvatore, IVECOExperimental Study of the Injection Stretch/Blow Molding Process (189) 817F. M. Schmidt, Ecole des Mines d'Albi CarmauxJ. F. Agassant, M. Bellet, Ecole des Mines de ParisThe Effect of Isophthalic Acid Modification on the Strain-Induced Crystallization of PET (461) 822S. L. Sakellarides, Amoco Chemicals

H9—PET/Containers

Effects of Temperature Profiles through Preform Thickness on the Properties of Reheat BlownPET Containers (61) 828G. Venkateswaran, M. R. Cameron, S. A. Jabarin, The University of ToledoRecognizing the "Interactive" Nature of PET Container Manufacturing Processes Is Key to Designing,Controlling and Improving Them (480) 839S. W. Zagarola, Terra Firma International, Ltd.PET Bottle Blowing Compressors "The Necessary Evil" (83) 844W. G. Paxton, Gardner Denver Machinery Inc.Process Optimization of Stretch Blow Moulding for Mechanical, Clarity and Barrier Performance (666) 850R. W. DiRaddo, D. Laroche, R. Aubert, D. M. Gao, National Research Council of CanadaM. Doordan, G. Jobin, Montell R&D CenterGround Parison and Headspace Acetaldehyde Correlation Study (907) 857S. Y. Lee, M. A. Saarlaid, Husky Injection Molding Systems Ltd.Thermal Imaging—A Powerful Tool for Solving Problems in Production and Development (889) 862M. S. Mitchell

MOLD MAKING & MOLD DESIGN DIVISION

T13—Standards, Guidance & Advancements for Modern Year Mold Builders

Mold Safety—Need for Safety Standards (218) 868G. Atkinson, R. Arnott, Husky Injection Molding Systems Ltd.

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Process Engineering Impetus for the Injection Transfer Molding Process (139) 872F. Ehrig, W. Michaeli, E. Haberstroh, Institutfur KunststoffverarbeitungAdvances in Stack Molding Technology (618) 879V. Travaglini, H. Rozema, Tradesco Mold LimitedHow the Internet Profits Mold Builders and Designers (32) 883F. T. Gerson, F. T. Gerson LimitedRapid Prototyping and Rapid Tooling—New Developments (36) 888B. J. Arnold-Feret, Plynetics Express

T35—Runnerless Molding and Mold Maintenance

Introduction to Runnerless Molding Systems (929) 894T. P. Linehan, D-M-E CompanyAdvantages and Limitations of Directly Screwing the Hot Runner Nozzle to the Manifold (964) 903J. Fischer, D. Vettor, H. Zhuang, Mold-Masters LimitedTungsten Carbide in Hot-Runner Molding (939) 907A. Belhadjhamida, N. Dewar, Mold-Masters LimitedIntegrating Filling Analysis with Runnerless Technology (315) 911A. Bernhardt, Plastics & Computer Inc.D. Vettor, Mold-Masters Ltd.Repair and Maintenance of Injection Molds (311) 915C. Moberg, Performance Alloys and Services, Inc., Performance Mold Products, Inc.Advancements in Mold Maintenance (714) 921G. Starkey, Progressive Components

W11—Various Ideas on Cooling and Heating Molds

The Significance of Temperature-Dependent Material Data and Heat Transition Coefficients inMold and Part Design (138) 932F. Ehrig, A. Kammann, E. Haberstroh, Institutfur KunststoffverarbeitungTemperature Distribution in Rapid Tooling Cavities—How Close Are Injection Molded Prototypes toSeries Parts? (128) 939M. Langen, W. Michaeli, Institutfur KunststoffverarbeitungHow Low Can You Go? Optimizing the Cooling of Small Injection Molded Parts (567) 946B. Dowler, L. Coppari, Eastman Chemical CompanyThe Toolvac™ Process—Cooling Injection Molds with CO2 Gas (621) 954O. Larsson, AGA ABA. Edlund, MarlandMoldW. Demerest, AGA Gas, Inc.Development of an Inductively Heated Compression Molding Process and Die (207) 960K. Miller, K. Ramani, Purdue University

W31—Selecting Mold Materials

Exploring the Use of Tooling Material to Save Resources (282) 966P. Miller, Uddeholm ToolingCopper vs. Steel Cores: Process Performance, Temperature Profiles and Warpage (286) 972P. Engelmann, E. Dawkins, Western Michigan UniversityM. Monfore, Ralston FoodsUsing Aluminum and Copper Alloys for Production Injection Molds (482) 977J. M. Perryman, Jr., Copper and Brass Sales, Inc.Advancements in Corrosion Resistant Materials for the Plastic Mold Industry (166) 979E. Severson, E. Tarney, Crucible Service CentersMold Steel Selection for Avoiding Dimensional Changes in Heat Treatment (885) 984E. Severson, E. Tarney, Crucible Service CentersThe Use of Porous Steel to Eliminate Gas Entrapment and Material Burning during theMolding Process (392) 989L. A. Taylor, International Mold Steel, Inc.

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APPLIED RHEOLOGY SIG

M11—The Role of Rheology in Quality Control

•Rheology as a Tool for Quality Control (18) 2136J. M. Dealy, McGill University

•Variability in Melt Index—All Secrets Revealed: Practical Results You Can Use from a Design ofExperiments Study (50) 2140S. S. Bafna, Solvay Polymers Technical CenterA.-M. Beall, Georgia Institute of Technology

•Using Creep/Recovery Tests for the Quality Control of Plastics (72) 2145C. L. Rohn, P. Herh, Rohn & Associates, Inc.

•Simultaneous In-Line Fiber-Optic Spectrometry Measurements of Composition and RheologicalProperties (144) 2150S. Vedula, M. G. Hansen, University of Tennessee

M15—Extensional Rheology

Extensional Flow of Engineering Plastics with Glass Fibers (776) 996A. H. Wagner, D. M. Kalyon, R. Yazici, T. J. Fiske, Stevens Institute of TechnologyRheological Characterization of PET Resins for Flows with Significant Amount of Extension (890) 1001K. Christodoulou, G. Heffner, DuPont Co.S. G. Hatzikiriakos, University of British ColumbiaD. Vlassopoulos, Foundation for Research and Technology HellasExtensional Rheology of Thermoplastic Materials (172) 1006R. J. Koopmans, Dow Benelux N. V.What's Happening in the Melt-Flow Plastometer: The Role of Elongational Viscosity (310) 1010D. C. Rohlfing, J. Janzen, Phillips Petroleum Co.Measurement and Prediction of Cogswell Elongational Viscosity of (Controlled Rheology) PeroxideDegraded Polypropylene Resins Using the Wagner Model (932) 1015J. Bonilla-Rios, R. Darby, Texas A&M UniversityJ. M. Sosa, Fina Oil & Chemical Co.

M31—Experimental Methods in Polymer Rheology

•Viscoelastic Properties of Polymers: Correlation with Dual Phase Continuity in Polymer Blends (994) 2156N. Mekhilef, ElfAtochem North AmericaH. Verhoogt, GE Plastics

•A Technique for Characterizing the Cure and Properties of Thermosetting Systems: Torsional BraidAnalysis (TBA) (977) 2164J. K. Gillham, Princeton University

•Measuring Thermal, Mechanical and Morphological Properties of Polymeric Films and Fibers withDynamic Mechanical Analysis (811) 2170J. A. Foreman, R. Blaine, TA Instruments, Inc.

•An Automated Capillary Rheometer for Continuous Viscosity Measurement (445) 2175P. S. Oliver, D. E. DeLaney, Dynisco Kayeness Polymer Test Systems

•Characterizing the Robustness of Thinwall Resins at Elevated Temperatures with ViscosityMeasurements (664) 2180A. J. Poslinski, O. A. Hasan, GE Corporate Research and Development

•Extensional Degradation of Concentrated Polymer Solutions: Use of GPC to QuantifyChain Scission (812) 2185J. D. Clay, K. W. Koelling, The Ohio State University

•Rheology of Fiber Suspensions in Polymeric Systems: An Innovative Method ofExperimental Testing (498) 2189S. E. Barbosa, J. M. Kenny, University of PerugiaD. R. Ercoli, Planta Piloto de Ingenieria QuimicaM. A. Bibbo, Petroquimica Cuyo

•Present in a joint session.

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M37—General

Flow of Polymer Melts in Plane- and Axi-Symmetric Converging Dies (368) 1022C. L. Lauridsen, E. M. Kjaer, J. Haudrum, Technical University of DenmarkMechanical and Dielectric Measurements in Polymers: Differences in Time-TemperatureSuperposition Behavior (240) 1027G. B. McKenna, F. I. Mopsik, National Institute of Standards and TechnologyR. Zorn, L. Willner, D. Richter, Forschungszentrum Jillich, IFFRheological Characterization of an Electrically Conductive Composite (348) 1034A. C. Nixon, Raychem CorporationComparison of Injection Moulding Simulation and In-Process Measurements (341) 1037Z. Leman, P. D. Coates, University of BradfordUltrasonic Velocity Dependence on Polymer Melt Variables (336) 1042E. C. Brown, P. Olley, P. D. Coates, University of BradfordThe Importance of Pressure Dependent Viscosity in Injection Molding Shrinkage SimulationSoftware—A Verification Study (372) 1047W. Nebauer, A. Carpenter, Moldflow Pty. Ltd.

T18—Melt Fracture/Flow Instabilities

Application of Velocity Profiles to Melt Fracture of Polymer Melts (101) 1054N. Sombatsompop, A. K. Wood, University of ManchesterSharkskin Melt Fracture Behavior of Medium and High Molecular Weight Polyethylenes inFilm Blowing (154) 1059A. M. Sukhadia, Phillips Petroleum CompanyMolecular Mechanisms for Polymer Extrusion Instabilities: Interfacial Origins (290) 1067S. Q. Wang, P. A. Drda, A. Baugher, Case Western Reserve UniversityWeldline Property and Relaxation Behavior of Polymer Melt (330) 1071H. Hamada, H. Yamane, T. Senba, M. Hiragushi, Kyoto Institute of TechnologyK. Tomari, Osaka Municipal Technical Research InstituteInfluence of Molecular Weight Distribution on the Rheological Behavior of LLDPE Resins (406) 1076S. K. Goyal, I. B. Kazatchkov, N. Bonnet, NOVA Research and Technology CorporationS. G. Hatzikiriakos, University of British Columbia

T41—Blends and Composites

Rheological Behavior of Composites of Recycled High Density Polyethylene and RecycledTire Rubber Particles (14) 1082Y. Li, P. Liu, Eastern Illinois UniversityMelt Rheology and Processability of Ethylene/Styrene Interpolymers (729) 1086T. P. Karjala, Y. W. Cheung, M. J. Guest, The Dow Chemical CompanyThe Effect of Mixing Time and Viscosity Ratio on the Morphology and Rheological Behavior ofPolypropylene/Poly(ethylene-co-a-olefin) Blends (211) 1091P. Yaras, S. Srinivasan, D&S Plastics InternationalRheological Behavior of Mixtures of Various Polymer Melts with CO2 (333) 1096R. Gendron, L. E. Daigneault, Industrial Materials Institute, NRCDevelopment of Morphology in Nylon 6-Polypropylene Blends (764) 1101H. Asthana, K. Jayaraman, Michigan State University

W16—Experimental Methods

Image Analysis of Polypropylene Melt Fibre Stretching (337) 1108M. T. Martyn, P. D. Coates, University of BradfordOn-Line Melt Flow Index Measurements (967) 1113J. Shekhtmeyster, R. Garritano, Rheometric Scientific, Inc.H. Chan, Phillips Petroleum CompanyComparison of In Line, On Line and Off Line Rheometry of Polyethylene Melts (434) 1119A. L. Kelly, M. Woodhead, P. D. Coates, University of BradfordNew Developments in On-Line Rheometry with Melt Return (270) 1124A. Goettfert, E. O. Reher, Goettfert GmbHCharacterizing the Melt Relaxation Behavior of Metallocene Polyethylenes (752) 1129S. H. Wasserman, Union Carbide Corporation

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JOINING OF PLASTICS AND COMPOSITES SIG

M39—Plastic Welding I

Microwave Welding of HDPE Using Impedance Matching System (992) 1136C.-Y. Wu, S. Staicovici, A. Benatar, The Ohio State UniversityWelding and Disassembly of Microwave Welded HDPE Bars (993) 1140S. Staicovici, C.-Y. Wu, A. Benatar, The Ohio State UniversityThermoplastic Bonding to Metals via Injection Molding for Macro-Composite Manufacture (230) 1145K. Ramani, B. Moriarty, Purdue UniversityStudy of the Adhesion between Layers Using Modified LLDPE Blends (382) 1149S. Sanchez-Valdes, I. Yanez-Flores, M. Lopez-Quintanilla, F. Orona-Villarreal, R. Ramirez-Vargas, Centro deInvestigacion en Quimica AplicadaC. Guerrero-Salazar, DIMAT/FIMEExperimental Study on Hot-Air Cold Staking of ABS and Polypropylene Samples (303) 1154H. J. Yeh, Edison Welding InstituteC. L. Schott, J. B. Park, Ford Motor Company

T19—Adhesives and Composites

The Development of Residual Stresses during Thermoplastic Adhesive Bonding to Metals (265) 1160K. Ramani, W. Zhao, Purdue UniversityWelding of Thermoplastic Composites Using the Automated Tow-Placement Process:Modeling and Control (872) 1165J. J. Tierney, D. Heider, J. W. Gillespie, Jr., University of DelawareSteel Girder Rehabilitation through Adhesive Bonding of Composite Materials (873) 1171J. W. Gillespie, Jr., D. R. Mertz, W. M. Edberg, N. Ammar, University of DelawareEvaluation of the Constrained Blister Test for Measurement of an Intrinsic Adhesion (943) 1176M. Parsons, A. Polyakova, E. Stepanov, A. Hiltner, E. Baer, Case Western Reserve University

T42—Mechanical Fastening

Issues in the Selection of Locking Features in Integral Attachment Design Using Snap-Fits (322) 1182S. Gene, R. W. Messier, Jr., G. A. Gabriele, Rensselaer Polytechnic InstituteAn Investigation of the Compressive Hook Integral Attachment Feature (323) 1188D. Q. Lewis, K. N. Knapp II, G. A. Gabriele, Rensselaer Polytechnic InstituteFriction Modeling and Experimentation for Integral Fasteners (324) 1193W. G. Sawyer, T. A. Blanchet, K. N. Knapp II, D. Lee, Rensselaer Polytechnic InstituteStress-Strain Response of Polymers for Predicting the Behavior of Integral Fasteners (325) 1198K. N. Knapp, II, G. A. Gabriele, D. Lee, Rensselaer Polytechnic InstituteA Finite Element Investigation of the Bayonet-and-Finger Integral Attachment Feature (681) 1203D. Q. Lewis, G. A. Gabriele, Rensselaer Polytechnic InstituteL. Wang, Adapco

W17—Testing and Joint Evaluation

European Standards Development in Plastics Welding—Welder Approval and Mechanical Testing (70) 1210N. S. Taylor, M. J. Troughton, TWIA Study of the Applicability of the Tensile Weld Test for Thick Walled Polyethylene Pipe (71) 1214M. J. Troughton, F. A. Hinchcliff, TWIAssessment of Ageing Properties and Residual Stresses in PEEK Welds (354) 1218S. M. Tavakoli, R. H. Leggatt, TWIUltrasonic Evaluation of Butt Fusion Welded Polyethylene Pipes 1. Preliminary Results (367) 1223A. Tanaka, M. Kitamura, The University ofShiga PrefectureK. Tokumitsu, H. Nishimura, H. Higuchi, Osaka Gas Co., Ltd.

W36—Plastic Welding II

Characterisation of Nylon 6,6 Vibration Welds (349) 1228S. M. Stevens, TWIInvestigations into Increasing Weld Strength through the Use of Profiled Hot Plates (512) 1233H. Potente, A. BruBel, University ofPaderborn

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Effects of Ultrasonic Welding Conditions on Weld Strength of Impact-Modified,High-Flow Polycarbonate (629) 1238J. Y. J. Chung, Bayer CorporationUltrasonic Weldability of Painted Plastics (798) 1242M. St. John, Edison Welding InstituteJ. B. Park, Ford Motor CompanyWeldability of ABS and Testing of Weld Strength at Various Strain Rates; A Study inUltrasonic Welding (607) 1247D. A. Grewell, Branson Ultrasonics Corporation

VOLUME II—MATERIALSELECTRICAL AND ELECTRONIC DIVISION

M5—Electro-Optic and Opto-Electronic Materials: Polymer Light Emitting Diodes

Opto-Electronic Devices from Block Copolymers and Their Oligomers (359) 1254G. Hadziioannou, University of GroningenPolymer Blends in Light Emitting Diodes (810) 1259F. E. Karasz, B. Hu, University of Massachusetts, AmherstNovel Electrochemical and AC Polymer Light-Emitting Devices (978) 1261F. Huang, S. Xie, A. G. MacDiarmid, University of PennsylvaniaB. R. Hsieh, Xerox Corporation

M24—Electro-Optic and Opto-Electronic Materials: Organic Light Emitting Diodes

Failure Modes in Organic Light-Emitting Diodes (724) 1266H. Antoniadis, M. R. Hueschen, J. McElvain, J. N. Miller, R. L. Moon, D. B. Roitman, J. R. Sheats,Hewlett-Packard LabsSelf-Assembled 8-Hydroxyquinoline-Based Coordination Polymers forElectroluminescence Applications (468) 1270D. L. Thomsen, III, K. A. Higginson, F. Papadimitrakopoulos, University of ConnecticutEfficiency Enhancement of Microcavity Organic Light Emitting Diodes (510) 1277R. H. Jordan, Eastman KodakL. J. Rothberg, University of RochesterR. E. Slusher, Bell LaboratoriesMulti-Color Organic Light Emitting Devices for Full-Color Flat Panel Displays (956) 1282P. E. Burrows, G. Gu, V. Bulovic, S. R. Forrest, Princeton UniversityM. E. Thompson, University of Southern CaliforniaEffect of Photooxidation on the Efficiency of Organic Emitters: 7>&(8-hydroxyquinoline) Aluminum (989) . . . 1287I. Sokolik, R. Priestley, A. D. Walser, S. Blumstengel, R. Dorsinville, The City College of CUNYPolarity Controlled Blue-Green Organic Electroluminescent Devices with PHP and GaQ3 (545) 1291F. Meghdadi, G. Leising, E. Eder, F. Stelzer, Technishe Universitat Graz

M42—Electrostatic Discharge

Electronic Packaging for the Next Century (863) 1296S. Fowler, Fowler Associates, Inc.Inherently Static Dissipative Engineering Thermoplastics (860) 1301A. Hochberg, LNP Engineering Plastics Inc.Machine Upset Due to Plastic Cable Sheathing (822) 1307R. J. Gibson, Celestica Inc.Wide Polypropylene Web Static Charge—A Phenomenon Worthy of "Star Trek" (927) 1310D. E. Swenson, 3M Electrical Specialties DivisionPlastic Lightning (117) 1314J. T. Kinnear, Jr., IBM

T4—Conducting Polymers I

An Illustration of Dielectric Properties of Conductive Polymers (952) 1320L. Olmedo, P. Hourquebie, P. Buvat, Commissariat a I'Energie Atomique, CEA

ANTEC'97/x\X