SPE/ANTEC 2001 Proceedings

EXTRUSION DIVISION
M2-lnteractive Presentations
*New Manufacturing Method for Light Guide of PMMA (607) 3302
*Status of Research on Design for Mechanical Reliability of Injection Molded Plastics Products (611) 3304
*Rheological Characterization of the Molecular Weight and Molecular Weight Distribution of
Linear Polyethylenes (56) 3309
*Effects of Chain Extension/Branching on the Viscoelastic Behavior of Styrene-Maleic
Anhydride/Polyol Blends (105) 3314
*Effect of Crosslinking on Swelling, Transitions and Mechanical Properties of
Poly(N-isopropylacrylamide) Responsive Hydrogels (220) 3319
*Application of Liquid Gas-Assisted Injection Molding to the X-Arm ofa Chair (747) 3324
*Model-Based Predictive Control of a DC Motor for Screw Rotation (396) 3328
*Accuracy of Desktop Injection Molding Simulation for Part Design (669) 3332
*Simulation, Implementation and Evaluation of the Production of a
Gas-Assisted Long Part (23) 3337
*Morphology Distribution of Injection Molded Polypropylene (651) 3342
*Development of a Notebook PC Housing by Using MMSH (Momentary Mold
Surface Heating) Process (411) ...... ⢠3347
*Predictive Control of Cavity Pressure during Injection Filling (397) 3351
*Documenting Flow Segregation in Geometrically Balanced Runners (670) 3356
*Plastic Media as a Mold/Screw Cleaning Alternative (399) 3361
*Integrated CAE Analysis for Powder Injection Molding: Filling, Packing and Cooling Stages (608) 3365

*Present in a joint session.
*Measurement ofMicrostructural Variation in Blown Films (606) 3369
*The Effect of TiO2 Pigment Particle Size and Masterbatch Rheology on the Dispersion
Performance of TiO2 Pigment within the Polyethylene Blown Film Process (412) 3374
*Mass Transfer between a Slender Bubble and a Variable Diffusion Coefficient Liquid
in an Extensional Flow (41) 3379
*Modeling the Melting Process of Polymer Pellets Caused by Friction (91) . 3383
*Study of Color Change Kinetics during RPVC Extrusion (217) 3391
*Valve Screw Design-A New Concept on Screw Design Optimization (12) . 3396
M3-TAPPIExchange
Polylactide, a New Thermoplastic for Extrusion Coating (1024) . . . . . 2
A TriSEC and 3DTREF Approach to Polymer Blend Design (1025) . . . 7
The Use of Encapsulation Dies for Processing Linear Polyolefin Resins in Extrusion Coating (1026) . . . 19
The Case against Oxidation as a Primary Factor for Bonding Acid Copolymers to Foil (1027) 25
A New mLLDPE for Extrusion Coating Applications (1029) 36
M23-Die Modeling
The Effect of Layer Stretching on the Onset of 'Wave' Interfacial Instabilities in Coextrusion Flows (652) 44
The Effect of Wall Slip on the Performance of Flat Extrusion Dies (130) ..... .
W. A. Gifford, Dieflow
Streamline Die Design for Complex Geometries (454) ................. .
Flow Balancing of Profde Extrusion Dies (31) ..................... .
Comparison of the Mechanical Performance of Extruded Blown and Cast Polyolefin Thin Film (446) 96
Bridging the Modulus Gap between LLDPE and HDPE (259) 101
The Use of Maleic Anhydride-Containing Concentrates to Effect Adhesion between
Polyethylene and Ethylene-Vinyl Alcohol (685) 106
Structure-Property Relationships in HMW-HDPE Blown Films (296) Jll
Predictive Model Helps Develop New High-Performance HDPE for Barrier Film Application (580) 116
T1-Twin Screw Melting
Plastic Energy Dissipation (PED) A Major Contributor to Melting of Polymers in Polymer
Compounding Equipment (832) 124
The Effect of Three-Lobe, Off-Set Kneading Blocks on the Dispersion of Calcium Carbonate
in Polystyrene Resin (311) 129
A Predictive Melting Model for Polymer Particulates in Co-Rotating Twin Screw Extruders (825) 134
Comparative Melting Trials in ZSK Extruders (180) 139
Melting Phenomena and Mechanism in Co-Rotating Twin Screw Extruder (671) 14S
T2-Slngle Screw Modeling
Temperature Rise in a Single Screw Pump-Extruder (380) ,.. 152
Flow Analysis in Single Screw Eidruders (177) 157
Modeling of Fluted Mixing Elements (109) 162
Turbo-Screwâ¢, New Screw Design for Foam Extrusion (104) 167
Three-Dimensional Numerical Analysis of the Single Screw Plasticating Extrusion Process (73S) 173
T21-Solids Conveying and Grooved Feed
The Effect of a Wom Feed Casing on Plasticating Extrusion (327) 180
Simulation and Analyses of the Polymer-Pellet-Flow into the First Section of a Single Screw (276) 18S
Analysis of Feed Characteristics on the Performance of Groove-Feed Extruders (715) 190
Barrier Screws in Helically Grooved Barrels: Operating Characteristics and Implications for
Simulation Models (1S1) 19S
Solid Conveying Model for Determining the Throughput for Ultra-Short Single Screw
Extruders with Spiral-Groove Cylinder (530) 200
W1-Twin Screw
Scaleup of Melt Conveying Parameters in Counter-Rotating Non-Intermeshing
Twin Screw Extruders (366) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
In-Line Compounding: Effect of Screw Design on Control Pressure Stability (474) .
Dispersive and Distributive Mixing Characterization in Extrusion Equipment (30)
An Adjustable Pressure Barrel for Counter-Rotating Non-Intermeshing (CRNI) Twin Screw Extruders (367) . . . . . . . . . . . . . . . . . . . . .
Impact Modification of Nylon 6,6--An Experimental Study (193)
W2-Single Screw
Dynamic Torque of a Single Screw Extruder (113) 244
Screw Cooling Effects in Single Screw Extruders (542) . 257
An Experimental Comparison of the Improved Mixing Obtained from a
New Barrier Screw Design (526) 262
Mechanical Mixing in Pin Screw Extruders: Experimental and
Numerical Analysis (762) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 267
Dependence of Melting Behavior on Melt Index (467) 272
W16-Student
Computer Simulation of Small Molecules Permeation through Polymer Membranes (1008) 278
The Effects of Directional Molecular Orientation on Tensile Stress and Elongation of
Polypropylene Film (982) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 282
Optimization of the Pultrusion Process Using Thermodynamic Analysis (988) 286
Nanocomposite Polymer Film Technology (1057) . . . . . . . . . . . . . . . . . . . . . . . . . 292
W21-Twin Screw and Reactive Extrusion
Free Radical Grafting of Maleic Anhydride on Polypropylene in the Presence of
Supercritical Carbon Dioxide (926) 298
Chain Extension of PA-6 and PA-6/66 Copolymer via Reactive Extrusion with

Triscaprolactamyl Phosphite (TCP) (475) ...... .
Viscosity Regulation for Polymer Extruders (190) . .
The Influence of Screw Design on the Stability of a Reactive Twin-Screw

. .. 303
... 308

Extrusion Process (53) 313
A Physics Based Approach to Determining Filled Volumes within a Corotating
Twin Screw Extruder (168) 318

A Physical-Mathematical Model for the Description of the Process Behavior of
Mixing Elements (144) 323
Mixing Behavior of a Model Miscible Binary Polymer System Having Extremely Low
Viscosity Ratio (775) 328
Powerful Gearboxes for Plastics Extrusion Especially in the US Market-A Market Study (1048) 333
TH1-General Extrusion
Non-Newtonian Flow and Debris Deposition in an Extrusion Filter Medium (179) 340
Process Fingerprints for Compounding of Polymer Blends-An Industrial Prospective (636) 345
Cooling of Coated Cable (188) 349
Microporous Polyolefin Film for Battery Separator (810) 354
Statistical Process Control Applied to the Extrusion Process (248) 359
A Study on the Processability of Polycarbonate in Solids Conveying Zone (501) . 364
Design of Extrusion Screws Using an Optimisation Approach (34) . . . . . . . . 369
TH2-Die Design
Physical Modeling of Elastomer Extrusion Using the
Visioplasticity Method (813) 376
Effect of Die Geometry on the Orientation of the Velocity Field during Bi-Layer
Extrusion with a Conical Extruder (55) . . . . . . . . . . . . . . . . . . . . . . . 381
An Experimental Study of the Flow of an Encapsulated Polymer Melt through a
Unique Blown Film Die (1023) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 386
Extrusion of Polymer Melts under Intensive Shear-Thinning Inducing Lower
Pressure and Temperature Requirements (481) . . . . . . . . . . . . . . 391
Rheology of Polytetrafluoroethylene as Related to Paste Extrusion (57) 396
Polyethylene Die Deposit-Measurement, Formation Mechanism and Routes
to Reduction (37) 401

INJECTION MOLDING DIVISION
M2-lnteractive Presentations
*New Manufacturing Method for Light Guide of PMMA (607) ..

*Present in a joint session.
*Status of Research on Design for Mechanical Reliability of Injection Molded Plastics Products (611) 3304
*Rheological Characterization of the Molecular Weight and Molecular Weight Distribution of
Linear Polyethylenes (56) . . . . . . . . ⢠⢠⢠⢠⢠⢠⢠⢠⢠⢠⢠⢠⢠⢠⢠⢠⢠⢠⢠3309
*Effects of Chain Extension/Branching on the Viscoelastic Behavior of Styrene-Maleic

Anhydride/Polyol Blends (105) . . . . . . . . . . . . . . . . . . . . . . . . . . . .
*Effect of Crosslinking on Swelling, Transitions and Mechanical Properties of Poly(N-isopropylacrylamide) Responsive Hydrogels (220) ............ .
*Application of Liquid Gas-Assisted Injection Molding to the X-Arm of a Chair (747) ..
*Model-Based Predictive Control of a DC Motor for Screw Rotation (396)
*Accuracy of Desktop Injection Molding Simulation for Part Design (669)

. 3314

. 3319

*Simulation, Implementation and Evaluation of the Production of a Gas-Assisted Long Part (23)

. 3337

*Morphology Distribution of Injection Molded Polypropylene (651) 3342
*Development of a Notebook PC Housing by Using MMSH (Momentary Mold
Surface Heating) Process (411) 3347

*Predictive Control of Cavity Pressure during Injection Filling (397)
*Documenting Flow Segregation in Geometrically Balanced Runners (670)
*Plastic Media as a Mold/Screw Cleaning Alternative (399) . . . . . . . . .

. 3351
. 3356
... 3361

*Integrated CAE Analysis for Powder Injection Molding: Filling, Packing and Cooling Stages (608) ..

. .. 3365

*Measurement ofMicrostmctural Variation in Blown Films (606) 3369
*The Effect of TiO2 Pigment Particle Size and Masterbatch Rheology on the Dispersion Performance of TiO2 Pigment within the Polyethylene Blown
Film Process (412) 3374
*Mass Transfer between a Slender Bubble and a Variable Diffusion Coefficient

Liquid in an Extensional Flow (41) ..................... .
*Modeling the Melting Process of Polymer Pellets Caused by Friction (91)
. 3379
. 3383

*Study of Color Change Kinetics during RPVC Extrusion (217) ........... .
*Valve Screw Design-A New Concept on Screw Design Optimization (12) ..... .

. 3391
. 3396

M4-General 1
Large Part Injection Molding Product Optimization (721) 408

*Present in a joint session.
Transient in the Mold Measurements of Thermal Diffusivity Using Injection Molded Cylinders (21) . . . . .
Dynamic Cooling Design for Injection Molding (207) . , . . . . . . . . . .
On-Line Viscosity Control for the Injection Molding Process (532) . . . . .

. . 413
.. 423

.. 428
. . 433

MS-Process 1
Influence of Processing Conditions on the Formation of Birefringence of Optical Plastics
Lens by Using 3D CAE (668) 440
The Effect of Cavity Pressure Transducer Location on Process Robustness (265) 445
Reciprocating-Screw Injection Molding Machine for Microcellular Foam (20) 449
The Effect of Inertia on Fill Pattern in Injection Molding (739) 454
Optimization in Process Control for Uniform Quality of the Optical Components (635) 460
MS-Materials 1
Effect of Oil Additives and Injection Molding Process Parameters on the Tensile and
Impact Energy of Polypropylene (383) 466
Criteria for Flow Instabilities in End-Gated Injection Molds (662) 471
Processing Ignition-Resistant Polystyrene Resins in Injection Molding Machines (326) 476
Modeling Drop Size Distribution in Polymer Blend Injection Molding (570) 481
M25-General 2
On the Inherent Stability of a Dynamic, Pressure Controlled Injection Molding
Process to Material Variations (840) 488
Comparison of Conventional High-Flow HDPE and Single-Site High-Flow HDPE Blends (581) 493
Weldline Strength in Products Manufactured through Vibration-Assisted Injection Molding (225) 498
Prediction of the Impact Behavior of Injection Molded Plates (82) 502
Design of Experiments to Optimize the Weldline Strength in Injection Molded Thermoplastics (154) 507
Injection Molding Unfilled and Filled Polymers with Titanates and Zirconates-2001 (723) 512
Overmolding-Stack-Mold Technology-An Innovative Concept in Multi Comp.onent Injection
Molding with Many Advantages for the Molder (950) 518
M26-Quality
Injection Molding Thermoplastics to Tolerances of One Micron (224) 522
Model Predictive Control of Injection Molding (209) 530
The Development of Geometry and Polymer-Independent Product Quality Models Based on

Injection Molding Cavity Pressure (700) . . . . . . . . ⢠⢠⢠⢠. . . . . . .
Improved Part Quality Using Cavity Pressure Switchover (306)

.. 537
.. 543

The Effect of Processing Variables on the Quality of Injection Molded Foamed Parts (377) . 548

Automated Injection Molding Machine Optimization (533) . . . . . . . . . . . . . . . ..... . 553
M27-Materials 2
Property Separation Based on Inversion of Micro-Mechanics (1061) 560
One-Step Blending and Molding of Glass Fiber Filled Polypropylene-Physical
Property Measurements (181) 563
The Effect of Pigment Type and Concentration on the Mechanical Performance of
Injection Moulded Metallocene Catalysed Polyethylenes (505) . . . . . . . . . . . ⢠567
In Line Compounding/Injection Molding with a Discontinuously Operating Twin
Screw Extruder (907) 573
Hybrid Thermoplastic-Thermoset Molding (40) 577
Comparative Study of Structure and Property of Ziegler-Natta and Metallocene Based
Linear Low Density Polyethylene in Injection Moldings (189) 582
Numerical Simulation of Injection Molding of Semicrystalline Thermoplastics (633) 587

T3-General 3
Evaluation of New Insulation Materials for Heater Bands (819) . . . . . .
An Assessment of Dynamic Feed Control in Modular Tooling (795)
Study of Flow Marks during Thin-Wall Injection Molding (725) ........ .
Efficient Injection Molding Workcells: The Case for Remote Integration (863) .
Morphology Distribution of Injection Molded Polypropylene and Its Dependence on Processing History (690) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. 594
. 599

. .. 604
. .. 608
W3-General 4
What Position on the Viscosity Curve Is the Most Repeatable with Respect to End
of Fill Cavity PSI? (465) 620

The Effect of Cavity Pressure Transducers on the Overall Performance of a Multi-Cavity Hot Runner Injection Mold (659) . . . . . . .......... .
C. N. Guimond, R. Simas, Jr., Allegiance Healthcare Corporation
Micro Assembly Injection Molding-Mold and Processing Technology (336)
C. Ziegmann, W. Michaeli, Institutfiir Kunststoffverarbeitung (/KV)
Injection Nozzle Ultrasound Measurements (241) . . . . . . . ....
E. C. Brown, A. J. Dawson, P. D. Coates, University of Bradford
Introducing New Injection Molding Technologies into Small and

. 625
. 630
. 635

Medium-Sized Enterprises (331) 640
A. Franz, W. Michaeli, lnstitutfiir Kunststoffverarbeitung (/KV)
W4-Analysis
Process Window Identification for a Very Tight-Tolerance Injection Molded Part with

Multiple Performance Criteria (923) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
H. H. Demirci, Tyco Electronics
Calculation of Melting Performance of Injection Molding Screws by an Easily
Applicable Model (58) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
N. S. Rao, Plastics Solutions International
G. Schumacher, Forschungszentrum Informatik
N. R. Schott, University of Massachusetts, Lowell
R. Edwards, Eastman Chemical Company
The Developing Behavior of Core Material and Breakthrough Phenomenon

. 646

. 651

in Sandwich Injection Molding (691) 656
D. Watanabe, H. Hamada, Kyoto Institute of Technology
K. Tomari, Osaka Municipal Technical Research Institute

A Novel Three-Dimensional Analysis of Polymer Injection Molding (740) .
R.-Y. Chang, W.-H. Yang, National Tsing-Hua University
Structure Performance of Thin-Wall Injection Molded Parts (77) . . . . . . ..... .
S. C. Chen, W.R. Jong, Y. P. Chang, Y. Kang, H. S. Peng, L. T. Huang, L. K. Yang, Chung Yuan University
C. T. Chang, R. C. Luo, Chung Cheng University

. 661
. 666

WS-CAE/Sim 1
3D Solid Brick Element Injection Molding Simulation-A Time Effective Solution (44) 672
A. Bernhardt, Plastics & Computer, Inc.
G. Bertacchi, A. Moroni, Plastics & Computer International s.r.l.
Use of Cavity Pressure Sensors to Build Viscosity Data for Flow Simulations (426) 677
P. Van Ruffel, Hoff & Associates, Inc.
M. Groleau, RJG, Inc.
Analysis of Internal Structure of Injection-Molded Parts Based on a Three-Dimensional
Simulation Software (343) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 683
S. Hoffmann, W. Michaeli, Institute for Plastics Processing (/KV)
Rational Integration of Magnetizable Polymers for Sensor Applications (164) . . . . . . . . 688
D. Drummer, G. W. Ehrenstein, Lehrstuhlfiir Kunststofftechnik
W23-Joint PD3
*Process Dynamics in Sequential Valve Gate Injection Molding-Processing Strategy and

Process Control (621) . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
S.-Y. Shin, N. Schott, S. McCarthy, University of Massachusetts, Lowell
*Injection Moulding Machine Performance Inter-Comparisons (238) . .
A. L. Kelly, M. Woodhead, P. D. Coates, University of Bradford
*Development of Rapid Heating and Cooling Mold Inserts Comprising a Heating Layer,
an Insulation Layer and a Substrate (701) . . . . . . . . . . . . . .................... .
D. Yao, M. Chen, B. Kim, University of Massachusetts, Amherst
*Understanding the Source of Reduced Mechanical Properties in Reinforced Molded Products (523) .
J. S. Trahan, K. Hayden, P. Engelmann, Western Michigan University
J. Shoemaker, Moldflow, Inc.
M. Monfore, Johnson Controls, Inc.

. . 694
.. 699

. . 704
. . 709

*Cracks Prediction of Thin-Walllnjection Molded Part by CAE Simulation (170) 714
S. Cha, F. Lai, University of Massachusetts, Lowell
*Present in a joint session.

W24-CAD/Sim2
New Solidification Models for the Simulation of the Injection Molding Process (592) 720
M. Moneke, J. Amberg, M. Bastian, I. Alig, Technical University of Darmstadt
Accuracy of Filling Analysis Program (165) 726
K. Ainoya, Kogakuin University
0. Amano, Amano Molding Laboratory, Ltd.
Full 3-D Prediction of Warpage of Injection Molded Parts (279) 736
Y. Inoue, K. Imai, M. Takahara, Y. Murayama, T. Matsuoka, Toyota Central R&D Labs., Inc.
K. Shinoda, Y. Mori, Toyota System Research, Inc.
Three-Dimensional Simulation of Injection-Compression Molding of a Compact Disc (736) 741
R.-Y. Chang, W.-Y. Chang, W.-H. Yang, National Tsing-Hua University
W.-L. Yang, D. C. Hsu, CoreTech System Co., Ltd.
Numerical Simulation of Co-Injection Molding (369) . . . . . . . . . . . . ... ⢠746
J. Wang, Pou Chen Group/Pou Yuen Technology
TH3-Gas Assist
Optimization of Process Conditions in Gas-Assisted Injection Molding (666) 754
M. Chen, D. Yao, B. Kim, University of Massachusetts, Amherst
The Effect of Liquid Cooling of Gas Channel in the Gas-Assisted Injection
Molding Process: Overview (169) 759
J. S. Lee, S. Cha, F. Lai, University of Massachusetts, Lowell
Gas Assisted Injection Moulding: 3D Finite Element Modelling Using a Pseudo
Concentration Method and Experimental Studies (245) 764
L. Johnson, P. Olley, P. D. Coates, University of Bradford
Gas-Assisted Rubber Injection Molding (338) 769
H. Wehr, E. Haberstroh, lnstitutfiir Kunststoffverarbeitung (/KV)
Injection Molding Unfilled and Filled Polymers with Titanates and Zirconates-2001 (733) 774
S. J. Monte, Kenrich Petrochemicals, Inc.
TH4-Process 2
Effects of Material and Process Parameters on the Degree of Groove Replication
in DVD Disks (153) 780
W. C. Bushko, I. Oris, A. Avagliano, GE Corporate Research and Development
Experimental and Numerical Analysis of Thin-Wall Injection Molding with
Micro-Features (718) 785
L. Yu, C. G. Koh, K. W. Koelling, L. J. Lee, M. J. Madou, The Ohio State University
Controlling Injection Phase/Packing Phase Switchover Using an Ultrasonic Sensor (949) 790
R. Edwards, C. L. Thomas, University of Utah
R. Peterson, 3M
Estimation of Elongational Viscosity of Polymers for Accurate Prediction of Juncture Losses in
Injection Molding (711) 794
M. Gupta, Michigan Technological University
The Effect of Injection Moulding Processing Conditions and a-Olefin Co-Monomer
Type on the Performance of Metallocene Catalysed Polyethylenes (682) 799
S. Walker, G. M. McNally, P. J. Martin, M. Murphy, The Queen's University of Belfast
Non-Conventional Processing of Short Fibre Reinforced Composites (198) 804
R. A. Sousa, R. L. Reis, A. M. Cunha, University of Minho
M. J. Bevis, Brunel University
THERMOFORMING DIVISION
MS-Thermoforming
Modelling of the Effect of Slip in Plug-Assisted Thermoforming (94) 810
D. Laroche, National Research Council of Canada
P. Collins, P. Martin, The Queen's University of Belfast
Robust Simulation for the Heating Stage in Thermoforming (114) 815
A. Yousefi, A. Bendada, R. DiRaddo, National Research Council of Canada
Experimental Investigation of Slip in Plug-Assisted Thermoforming (630) 820
P. Collins, P. Martin, E. Harkin-Jones, The Queen's University of Belfast
D. Laroche, National Research Council of Canada

An Experimental Investigation of the Plug Assist Thermoforming Process (945) .
G. W. Harron, E. M.A. Harkin-Jones, P. J. Martin, The Queen's University of Belfast
Viscoelastic Material Characterization at Large Deformation (392) . . . . . . . .
K. Kouba, P. Novotny, Accuform
A. Kech, /KP Stuttgart

. 825
. 830

THERMOSET DIVISION
W9-Advances in Thermoset Technology
Investigations for the Numerical Determination of the TTT-Diagram for Unsaturated
Polyester Resin Systems (81) 836
M. Wacker, G. W. Ehrenstein, University of Erlangen-Nuremberg
Thermoset Filling Imbalances in Geometrically Balanced Runner Systems (418) . 842
D. A. Hoffman, J. P. Beaumont, Beaumont Runner Technologies, Inc./Pennsylvania State University at Erie, The Behrend College
Optimizing Injection Gate Location and Cycle Time for the In-Mold Coating (IMC)
Process (195) 847
M. Cabrera-Rios, K. Zuyev, X. Chen, J.M. Castro, The Ohio State University
E. J. Straus, OMNOVA Solutions, Inc.
A Novel Resin Design for Styrenic Resin-Based Room Temperature Vacuum Infusion Resin
Transfer Molding-SCRIMP (232) 852
L. Li, X. Cao, L. J. Lee, The Ohio State University
Numerical Investigation of the Continuous Electronic Laminate Processing (424) . 857
M. Yuan, T. A Osswald, University of Wisconsin-Madison
J. M. Castro, L. J. Lee, The Ohio State University

BLOW MOLDING DIVISION
T7-Materials in Blowmolding
New Technology to Vary the Thickness of the Parison in Circumferential Direction during the
Blow Molding Process (68) 866
H. G. Gross, Heinz Gross Kunststoff-Verfahrenstechnik
Thermomechanical Modelling, Microstructure Development and Part Performance in Stretch
Blow Moulding (117) 871
D. Laroche, R. DiRaddo, National Research Council of Canada
J. Brace, Schmalbach-Lubeca
Large Part Blow Molding (LPBM) of HOPE Resins: Parison Extrusion Behavior and Its
Relationship with the Resins' Rheological Parameters (371) 876
N. Jivraj, K. Sehanobish, R. Ramanathan, The Dow Chemical Company
A. Garcia-Rejon, M. Carmel, National Research Council of Canada
Injection/Stretch Blow Moulding of Polymer/Clay Nanocomposites (372) . . . . . . . . . . 881
A. Garcia-Rejon, Y. Simard, C. DeGrandpre, National Research Council of Canada
Blow Molding Virgin and Regrind Polymers with Titanates and Zirconates-2001 (722) 886
S. J. Monte, Kenrich Petrochemicals, Inc.
T26-Machinery and Processing in Blowmolding
Re-Inventing the Wheel: Breaking New Ground with Rotary Shuttle Technology (102) . 892
B. L. Dowler, R. Weingardt, Graham Engineering Corporation
Training of Operators in Extrusion and Stretch Blow Molding (17) 898
0. Brandau, OB Plastics Consulting
3D Blow Molding Today, an Overview about Different Systems Which Are Established
in the Market Today (470) 903
M. Thielen, SIG Plastics International
F. Schuller, M. Balzar, SIG Blowtec
The Early Use of Process Simulation to Optimize the Wall Thickness of Blow Molded Plastic Parts (887) 908
P. Gust, 0. Bruch, Dr. Reinold Hagen Foundation
Die Swell Estimation for HOPE Blow Molding Grade Resins Using the Wagner Model
Constitutive Equation (781) 913
J.B. Rfos, J. J. Aguirre, ITESM Campus Monterrey

MOLD MAKING/MOLD DESIGN DIVISION
T10-Advancements in Mold Design
New Software Applications Bring Power and Compatibility to the Toolmaking Process (772) 918
D. Marinac, Cimatron Technologies
Integrated Design Environment Enhancing Concurrent Engineering Approach in Plastic
Injection Molds Design (167) 922
A. Pipino, E. Indino, CRF
A. Franz, M. Thornagel, /KV
R. Curado, Distrim2
Prediction of Ejection Forces in Tubular Moldings in Amorphous Polymers (26) 927
A. J. Pontes, R. Pantani, G. Titomanlio, Universidade do Minho
A. S. Pouzada, Universita di Salerno
Controlling Balanced Molding through New Hot Runner Manifold Designs (901) 932
J.P. Beaumont, K. Boell, Beaumont Runner Technologies, Inc.I Pennsylvania State University at Erie, The Behrend College
Automatic Design for Parting Line on Injection Mold (428) 937
H. Koresawa, M. Sakashita, H. Suzuki, Kyushu Institute of Technology
T29-Advancements in Mold Design and Joint Session Advancements in Rapid Tooling/Rapid Prototyping
*Rapid Tooling and Plastics-Where the RT Industry Stands in 2001 on Better
Alternative Tooling Methods (71) 944
B. J. Arnold-Feret, Prototyping and Rapid Tooling Services
*The Selection of Mould Design Variables in Direct Stereolithography Injection Mould Tooling (107) 949
R. A. Harris, P. M. Dickens, De Montfort University
*Optimization of Process Parameters in Curing of Epoxy Resin Using Argon-Ion Laser (776) 954
K. A. Jagadeesh, M. Sivakumar, Y. Srihari, P.S.G. College of Technology
*CD Case Design Using a Simulation Software for Injection Molding Processing (786) . . . . 959
R. A. Morales, A. M. Marin, J. L. Carao, A. M. Alvizu, Universidad Simon BoUvar
*Effect of Layer Orientation on the Mechanical Properties of FDM Produced ABS Test Specimens (726) . 964
N. L. Hoekstra, J. L. Newcomer, Western Washington University
B. P. Kraft, Nypro, Inc.
*Evaluation of Thermal Environment in Plastic Injection Mold (941) 969
F. Gao, H. Koresawa, H. Narahara, H. Suzuki, Kyushu Institute of Technology
W11-Advancements in Tooling Materials-And New Marketplaces
Injection Molding of Metal-Updating a New Market for Mold Builders (292) . 976
F. T. Gerson, F. T. Gerson Limited
Resistance to Erosive Wear by Copper Alloy Mold Components (493) . . . . . . 981
K. Hayden, P. Engelmann, P. Guichelaar, Western Michigan University
R. Dealey, Dealey's Mold Engineering
M. Monfore, Johnson Controls Inc.
Comparison of Various Hard Coatings to Protect Copper Mold Components from Erosive Wear (494) 986
P. Engelmann, K. Hayden, P. Guichelaar, Western Michigan University
M. Monfore, Johnson Controls Inc.
R. Dealey, Dealey's Mold Engineering

APPLIED RHEOLOGY DIVISION
M20-Theory and Simulation of Rheological Flow
Development of Constitutive Equations for Solid Phase Deformation of Polymers with Time-Varying Temperature (237) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
P. Caton-Rose, J. Sweeney, A. S. Wood, G. F. Rosala, P. D. Coates, University of Bradford
Using Truncated Relaxation Spectra in the Simulation of Viscoelastic Flows (703)
M.-C. Heuzey, Ecole Polytechnique de Montreal
P. Wood-Adams, McGill University
A. Fortin, Universite Laval

. 992
. 997

*Present in a joint session.

Prediction of Transient Material Functions of PP Resins Using the Multi-Mode
PTT Molecular Network Model (506) 1002
J.B. Rios, R. M. Martinez, ITESM Campus Monterrey
Theoretical Validation of Long Chain Branching Quantification Technique for Polyethylene (640) 1007
C. He, S. Costeux, P. Wood-Adams, McGill University
Melt Flow Simulation and Measurement of Extensional Viscosity in Planar Hyperbolic Dies (243) 1012
P. Olley, M. T. Martyn, R. Spares, P. D. Coates University of Bradford·
D. Groves, University of Leeds
M40-Supercritlcal Fluid Rheology and Entrance Effects
Plasticization with Carbon Dioxide to Facilitate Melt Spinning of High Acrylonitrile .
Content Materials (175) 1018
M. J. Bortner, D. L. Godshall, D. G. Baird, P. Rangarajan, Virginia Polytechnic Institute and State University

Measurement of Entrance Pressure Drop of Polystyrene/Supercritical CO2 Solutions (261)
A. Xue, C. Tzoganakis, University of Waterloo
Supercritical Fluid Assisted Polymer Processing (867) . . . . . . . . . . . . . . . . . . . . . . . .
S. 0. Matthews, P.R. Hornsby, Brunel University
Instabilities in Startup Flows of Polyolefin Melts in Axisymmetric Contraction Geometries (233)
M. T. Martyn, R. Spares, T. Gough, P. D. Coates, University of Bradford
Extensional Flow Properties from Entrance Pressure Measurements Using Zero Length Die
versus Bagley Correction (196) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
J. Sunder, A. Goettfert, Goettfert
The Effect of Die Entry Flow on the Rheology of Linear Polymers (376) . . . . . . . . . . . . . . . .
J. R. Barone, Polymer Diagnostics, Inc.

1022
1027
. 1031

1036
1042

On the Use of Rotational Rheometry for Quality Control (610) 1047
N. Mekhilef, D. S. C. Lee, F. Dion, ATOFINA Chemicals, Inc.
Flow Instabilities of Linear Polyethylenes in Capillary Experiments and Effect of
Die Materials (521) 1052
H.J. Larrazabal, A. N. Hrymak, McMaster University
T18-lnstrumentation Rheology
A New Method of Rheological Analysis for Polymer QA and Product Development (159) 1058
D. De Laney, J. Sweinhart, Dynisco Polymer Test
Rheology beyond One Million Reciprocal Seconds (100) . . . . . . . . . . . . . . . . . . . . . . . . . 1062
D. W. Riley, Extrusion Engineers
Practical New Applications for an On-Line Rheometer (158) . . . . . . . . . . . . . . . . . . . . . . 1069
D. De Laney, S. Oliver, Dynisco Polymer Test
Small Scale Flow Visualisation of Polymer Melts in a Recirculation Extruder (240) 1074
T. Gough, M. T. Martyn, R. Spares, P. D. Coates, University of Bradford
Flow Visualisation of Polymer Melt Contraction Flows for Validation of Numerical Simulations (234) 1079
R. Spares, T. Gough, M. T. Martyn, P. Olley, P. D. Coates, University of Bradford
Melt Index from a Single Pellet (47) 1084
J. D. Clay, Battelle Memorial Institute
T38-Process Rheology
Separability Criteria for Entangled Polystyrene Solutions Using Flow Birefringence (87) 1090
M. T. Islam, L. A. Archer, Texas A&M University
Shear and Elongational Rheology of Some Polyolefins of Different Molecular Parameters (121) 1095
J. R. Collier, S. Petrovan, P. Patil, University of Tennessee
B. Seyfzadeh, Clemson University
Standard Reference Materials: Non-Newtonian Fluids for Rheological Measurements (365) 1100
C.R. Schultheisz, National Institute of Standards and Technology
G. B. McKenna, Texas Tech University
Application of Chemo-Rheology to Establish a Process Window for a New Solventless System
to Manufacture Pre-Pregs and Laminates for Electronic Applications (194) 1105
L. M. Dehnke, Permadi, J. M. Castro, The Ohio State University
High Shear Rheology of Calcium Carbonate Slurries (382) 1110
G. A. Campbell, M. E. Zak, Clarkson University
The Effect of Pigment Type and Concentration on the Rheological Properties of Polypropylene (496) 1115
A. F. Marks, G. M. McNally, W.R. Murphy, P. Orr, The Queen's University of Belfast

New Advances in Torque Rheometry (838) 1120
A. Yacykewych, C. W. Brabender Instruments, Inc.
Reduction of Viscosity of Polymer Melt by Shear-Thinning and Disentanglement: Rheological Criteria
and Commercial Perspectives (482) 1125
J.P. lbar, EKNET Research
W19-Wire and Cable Rheology
Flow Visualization of Polymer Processing Additives Effects (287) 1132
K. B. Migler, National Institute of Standards and Technology
C. Lavallee, 3M Canada Company
M. P. Dillon, S. S. Woods, Dyneon LLC
C. L. Gettinger, 3M Company
Rheology and Crystallization in Fiber Optic Cable Jacket and Conduit Extrusion (457) 1144
S. H. Wasserman, J. L. Adams, Union Carbide Corporation
Strain Hardening Behavior in Elongational Viscosity for Blends of Linear Polymer and

Crosslinked Polymer (759) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
M. Yamaguchi, TOSOH Corporation
Rheological Behavior ofThermotropic Liquid Crystalline Copolyester Vectra A950 (719)
T. Guo, G. M. Harrison, A. A. Ogale, Clemson University
Nonlinear Rheological Behavior of LDPE Melt during Capillary Extrusion under

1149
1154

Vibration Force Field (946) . . . . . . . . . . . . . . . . . .