Technical Paper Archive


This site contains all papers presented at Rubber Division, ACS Technical Meetings from 2000-2018. Meetings prior to 2000 are incomplete and papers are added as they are digitized.


For older papers not listed here, please send your request, including Meeting Year, Title, Author, and Paper # to: cbrady@rubber.org


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174th Technical Meeting

Date: October 14, 2008
Location: Louisville, KY

Full set price (if using a coupon, choose select all below instead): $900.00

198th Technical Meeting - Fall 2020

196th Technical Meeting - Fall 2019

195th Technical Meeting - 2019 Spring

194th Technical Meeting - Fall 2018

193rd Technical Meeting - 2018 Spring

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Paper# 12 12harrington

Elevast Polymer Modifiers (PM) – Highly Efficient Plasticizers for the Property Enhancement of Polyolefin Elastomers

Author: Bruce A. Harrington*, Charlie Y. Lin, Yann Devorest, Alistair D. Westwood, Dave B. Dunaway
Abstract: Ever increasing performance demands on rubber products require constant improvements in rubber formulations. Plasticizers are one component that compounders can use to help achieve the required...


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Paper# 30 30krakowski

The Use of Fatigue Crack Propagation Testing in Rubber Compound Development

Author: James R. Halladay and Frank J. Krakowski*
Abstract: A major cause of failure in elastomeric products under dynamic service conditions is the development and growth of cracks resulting from mechanical deformation. Fracture mechanics can be used to...


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Paper# 44 44klockmann

Silica / Silane mixing for modern tread compounds

Author: Oliver Klockmann
Abstract: The market share of silica filled tire tread compounds for passenger cars is continuously growing. New developments are being introduced focusing on environmental aspects since...


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Paper# 45 45waddell

NITROGEN INFLATION OF TIRES

Author: Walter H. Waddell*, R. Christopher Napier and Donald S. Tracey
Abstract: Inflation pressure retention (IPR) is a key predictive parameter to improving tire durability. Improved Tire IPR, manifested as reduced percent pressure loss per month values, has statistically...


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Paper# 47 47nasreddine

Therban /HNBR for Biodiesel Applications

Author: Victor Nasreddine*, Matthias Soddemann, Joachim Haider
Abstract: THERBAN hydrogenated nitrile rubber (HNBR) is a specialty elastomer used in demanding engineering applications such as the automotive, heavy duty, and oil well markets. It has excellent combination...


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Paper# 48 48harber

POLYEPICHLOROHYDRIN ELASTOMERS FOR BIODIESEL APPLICATIONS

Author: Samuel C. Harber
Abstract: Environmental and economic concerns continue to alter the landscape of viable elastomeric solutions available for fuel service applications. A great deal of focus recently has been on biodiesel...


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Paper# 58 58lohse

Butyl Rubber Ncmocomposites with Reduced Air Permeability: Theory and Practice

Author: David J. Lohse
Abstract: Polyisobutylene (PIB) and other isobutylene-based polymers such as Butyl rubber (isobutylene-isoprene copolymers), Halobutyl rubber (brominated or chlorinated Butyl rubber), and Exxpro (brominated...


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Paper# 66 66monthey

Designing Alternate Cure Systems to Eliminate Restricted Substances for ECO, ACM and AEM Polymers

Author: Steven Monthey*, Martin Saewe, Christina Bergmann
Abstract: The development of high-temperature and bio-fuels applications for fuel systems has increased the demand for ECO, AEM, and ACM polymers. These, along with the more conventional chlorinated...


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Paper# 68 68henning

Fundamentals of Curing Elastomers with Peroxides and Coagents II: Understanding the Relationship Between Coagent and Elastomer

Author: Steven K. Henning* and William M. Boye
Abstract: Previously, the structure-property relationships of multifunctional monomeric and polymeric coagents were explored using a compound based on a standard peroxidecurable elastomer, EPDM. While the...


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Paper# 74 74putman

Disagglomeration and Processability

Author: Matthew C. Putman*, John B. Putman, Julie Orlando
Abstract: It is understood that the breaking down of carbon black agglomerates, known as disagglomeration, has an effect on processability. Mixing an elastomer compound requires mechanical means, which blur...


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Paper# 79 79mars

Computed Dependence of Rubber's Haigh Diagram on Strain Crystallization

Author: W. V. Mars
Abstract: This work explores the consequences of strain crystallization on rubber's fatigue crack nucleation behavior over an extensive space of operating conditions, including tension and compression...


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Paper# 85 85paeglis

Designs for Sustainable NORDEL Hydrocarbon Rubber EPDM Manufacturing Processes and Products

Author: Arnis U. Paeglis*, Rajan G. Vara and Solomon H. K. Tang
Abstract: The need for efficient and sustainable manufacturing processes and products continues to be ever more important to the rubber industry to face the challenges of the trends in rising costs and...


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Paper# 88 88warley

Distribution of State of Cure for Multi-Stage Curing Process

Author: Russell L. Warley*
Abstract: The selection of a curing process for a molded elastomeric component is frequently carried outwith consideration given to the elastomer compound characteristics, the geometry of the component, the...


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Paper# 92 92joyce

ADVANCES IN STRUCTURE MEASUREMENTS OF CARBON BLACK

Author: George A. Joyce*, William M. Henry and Ricky W. Magee
Abstract: The present work is a detailed investigation into the compression of carbon black using a new dynamic void volume analyzer (DVVA) with scanning capability. Prior research using a single- point...


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Paper# 1 1terrill

Crosslink Density and Distribution of New, In-Service, and Artificially Aged Tires

Author: Ed Terrill
Abstract: The goal for the United States Department of Transportation - National Highway Traffic Safety Administration (NHTSA) is to develop an aged endurance test for tires. 2 The artificial aging will...


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Paper# 2 2terrill

Tire Innerliner Analysis for NHTSA Tire Aging Test Development Project

Author: Edward R Terrill*, Ana C. Barbur, and Mario J. Maffei
Abstract: A project to develop an accelerated aged endurance test for tires is being conducted by the United States Department of Transportation - National Highway Traffic Safety Administration. Six models...


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Paper# 3 3svenson

Analysis of Heavy Truck Tire Debris

Author: Alrik Svenson
Abstract: A study performed for NHTSA to Investigate the underlying causes of tire failures in heavy and medium duty trucks, determine the extent of truck tire failures for retread tires, and determine the...


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Paper# 4 4harris

Tire Rolling Resistance for Light Vehicles, I: Selection of Tires and Tests for Rating System Development

Author: John Harris, James D. Maclsaac Jr., Larry Evans
Abstract: Five Test Methods Evaluated: 1) SAE (USA) Rolling Resistance Test J2452 Coastdown (auto manufacturers use for vehicle fuel economy calculations over a range of speeds), 2) SAE (USA) Rolling...


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Paper# 5 5evans

Rolling Resistance of Tires for Light Vehicle, II: Comparison of Rolling Resistance Values Obtained from Different Test Methods and in Different Laboratories

Author: Larm Evans and John Harris
Abstract: Select a Method to Measure Tire Rolling Resistance in Order to Compare Tires • SAE J2452 values at various speed, load, and inflations used to relate tire properties to vehicle – SMERF (Standard...


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Paper# 6 6evans

The Effects of Inflation Gas on Tire Laboratory Test Performance

Author: Larry Evans, Ed Terrill, James MacIsaac
Abstract: Under-inflated tires are a significant problem. According to a NHTSA study, 27% of passenger cars and 32% of light trucks have at least one tire that is substantially underinflated. Tires lose...


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Paper# 7 7dhamdhere

Shortstop with Improved Popcorn Inhibition for SBR/NBR Emulsion Polymerization

Author: Mninalini Dhamdhere
Abstract: Free radical emulsion polymerization reactions are used for production of Styrene/Butadiene rubber (SBR) and Acrylonitrile/Butadiene rubber (NBR). These reactions are stopped short of complete...


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Paper# 8 8sakamoto

New HNBR with Improved Compression Set and Cold Flexibility

Author: Masato Sakamoto
Abstract: A new hydrogenated acrylonitrile-butadiene rubber (HNBR) has been developed using new polymer technology, This new HNBR gives improved compression set resistance and cold flexibility results when...


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Paper# 9 9cassell

Svstematic Approach to Rubber to Metal Bondinq-Part 1: Aqueous Silane Bonding Systems for Gasket and Seal Applications

Author: Roger A. Cassell
Abstract: Historically, rubber to metal bonding (RtMB) technology has been a challenge based on the integration of dissimilar materials into a highly engineered component for aerospace, automotive,...


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Paper# 10 10walther

New Methodology For High Surface Quality Characterization In EPDM Extruded Compounds

Author: Tim Clayfield*, James Barclay, Pam Kenny, Ray Mangold, Brian Walther
Abstract: Vehicle manufacturers are setting ever stricter standards for the surface appearance of visible parts. Suppliers are finding that to meet these expectations they must incur a significant cost in...


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Paper# 11 11nooij

Improved Performance of Elastomeric Products through Corpo Fibre Reinforcement

Author: Siebe Nooij, J.C. Raterink
Abstract: During the design of fibre reinforced elastomeric structures the material choice often receives all the attention. The problem with this approach is that the composed structure of most products is...


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Paper# 13 13noel

SYNERGISM OF TALC WITH CARBON BLACK

Author: Oscar Noel* and Gilles Meli
Abstract: The addition or partial substitution of microcrystalline talc for carbon black in thermoset rubber results in sigmficanr improvements in processing such as mold flow and in mechanical properties...


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Paper# 14 14dierkes

RECLAIMING OF EPDM-RUBBER: A COMPARATIVE EVALUATION OF AMINES AND DISULFIDES AS DEVULCANIZATION AIDS

Author: K.A.J. Dijkhuis, J.W.M. Noordermeer and W.K. Dierkes*
Abstract: While reclaiming of NR-based rubber has been in practical use for many decades, recycling of EPDM-vulcanizates turns out to be much more difficult. Three chemicals were studied as reclaiming aids...


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Paper# 15 15kauffman

Opportunities for Making Products Using Recycled Rubber

Author: Sam Kauffman
Abstract: Overview of industry sectors using products made from recycled rubber, and discusses opportunities for the development of new products and markets.


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Paper# 16 16yagneswaran

Thermal and Morphological Behavior of Mechanochemical Devulcanized Ground Rubber Tire Powder (GRT) Filled Epoxy Composites

Author: Sriram Yagneswaran*, Neetu Tomar, Dennis W. Smith
Abstract: In this study mechanochemical devulcanized ground rubber tire powder (GRT) was used to prepare the composites of epoxy by Varying the GRT content from 1-12 phr. The structural characterization of...


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Paper# 18 18myhre

Rubber Recycling: is There Life After...

Author: Marvin Myhre, Marvin Myhre
Abstract: In the mid 1990s recycling began to resurface after a lengthy hiatus. The focus was different from the early 1900s. Recycling goes back to the early 1900s in the form of reclaim. When environmental...


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Paper# 19 19arnold

New Approach for converting recycled tire crumb rubber into mats

Author: Christian Arnold
Abstract: The EMS Rubber Bonding System consists of a new hot melt binder matrix coupled with an advanced continuous process technology. This system is designed to convert recycled tire crumb rubber into...


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Paper# 20 20jiang

NEW SILANE COUPLING AGENTS FOR NR I TRUCK TIRE APPLICATIONS

Author: By Ping Jiang*, John Kounavis, Juan Alfonso, Wesley Sloan, Eric Pohl and Michael Stout
Abstract: A series of organofunctional silanes was evaluated as coupling agents in silica reinforced elastomers. The reactivity of silanes with silica dispersed in natural rubber (NR) containing typical...


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Paper# 21 21inoue

Analysis of the Fatigue Process in NR/BR Blends

Author: Yoshihisa Inoue*, Hirohisa Yoshida and Asahiro Ahagon
Abstract: Mechanism of improvement of the fatigue resistance by blending poly(butadiene) (BR) to natural rubber (NR) was investigated. In this study, the changes of tensile property of NR/BR blends and NR...


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Paper# 22 22movahed

Comparing Dynamic Properties of Several Rubbers Filled with Silanized Silica Nanofiller

Author: Saeed Ostad Movahed*, Ali Ansarifar, Mo Song
Abstract: The effect of the same amount of precipitated silica nanofiller on the curing and dynamic properties of different blends of poly (styrene-butadiene) co-polymer (SBR) and poly butadiene (BR) with...


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Paper# 23 23mihara

Effect of DPG on Silanization Chemistry of Silica in Rubber Processing

Author: S. Mihara*, R. N. Datta, A. G. Talma, W. K. Dierkes and J.W.M. Noordermeer
Abstract: Silane chemistry plays an important role in reinforcement of silica filled rubbers. It is well known that the silanization reaction is accelerated by an amine compound, in particular...


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Paper# 24 24lin

Reduction of Volatile Organic Compound Emission for Silica Compounding Part II: Synthesis and Characterization of Alkoxy-modified Silsesquioxane

Author: Chenchy J. Lin*, William L. Hergenrother, Ashley S. Hilton, Terrence E. Hogan, Dennis R. Brumbaugh
Abstract: The preparation and characterization of a class of alkoxy-modified silsesquioxane (AMS) compounds containing less than five weight percent of latent alcohol is described. The AMS derived from octyl...


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Paper# 25 25tirawi

Comparative Study of Plasma-Thiophene and Acetylene Coated Silica in SBR and EPDM Reinforcement

Author: M. Tiwari*, R. N. Datta, A. G. Talma, J. W. M. Noordermeer, W. J. van Ooij, and W. K. Dierkes
Abstract: The surface characteristics of silica were modified by plasma-thiophene and -acetylene film deposition. The plasma-coated fillers were blended with S-SBR and EPDM, and their influence on the final...


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Paper# 26 26jiang

Effect of the Microstructure of a Filled Rubber on Its Overall Mechanical Properties

Author: Bing J iang*
Abstract: In order to answer the question of why the mechanical behavior of filled rubber is so different from the corresponding unfilled gum rubber, a multiscale material model of filled rubber, which...


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Paper# 27 27lu

CHARACTERIZING THE VISCOELASTIC PROPERTIES OF ELASTOMERS BY SMALL-SCALE DYNAMIC MECHANICAL ANALYSIS

Author: Y. Charles Lu*, D.M. Shinozaki
Abstract: The viscoelastic properties of polyisobutylene elastomers were measured by small-scale dynamic mechanical analysis in the temperature range of -100 to 200 DC. The small-scale dynamic mechanical...


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Paper# 28 28centea

High Speed Elastomer Resilience

Author: Mark Centea*
Abstract: Static elastomeric seals applied within their elastic limits spend their functional life trying to return to their original geometry. Compression stress relaxation measurements quantify this static...


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Paper# 29 29keller

Beyond the Specifications for O-rings - Using Good Science to Answer the Form, Fit and Function Questions

Author: Robert W. Keller
Abstract: Particularly in many aerospace applications, the customer and supplier of an O-ring rely on the part drawing and associated materials specification to make decisions about whether the O- ring is...


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Paper# 31 31pannikottu

Aircraft Equipment Shock And Vibration Isolation Elastomer Mount System:

Author: Abraham Pannikottu*, Hari Parthasarathi and Sunil Bandaru,
Abstract: Department of Defense has issued various directives permitting utilization of so-called “commercial-of fthe-shelf” (COTS) technology for Naval aircrafts. However, COTS equipment tends to have...


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Paper# 33 33jenke

A General Overview Of The Suitability For Intended Use Requirements For Materials Used In Pharmaceutical Systems

Author: Dennis Jenke
Abstract: Rubber materials are widely used in systems used to manufacture, package and deliver therapeutic products. While the rubber material’s nature and composition provides its necessary and desirable...


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Paper# 34 34ruberto

Degradation and Stabilization of Elastomers and the Impact on the Extractables Profile of Container Closure Systems

Author: Michael A. Ruberto
Abstract: The characterization and control of extractables and leachables in elastomers used in medical packaging and container closure systems is a formidable task for the pharmaceutical industry. Obtaining...


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Paper# 35 35wong

Impact of Elastomer Extractables in Pharmaceutical Stoppers and Seals Application - Material Supplier Perspectives

Author: Wai Keung Wong
Abstract: Halobutyl rubber is widely used in pharmaceutical stoppers and seals. The increasingly stringent requirements in pharmaceutical applications have led to a demand for an ever higher cleanliness...


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Paper# 36 36degrazio

Supplier Perspective: Container/Closure and Device Components in the World of Extractables/Leachables Testing

Author: Fran L. DeGrazio*
Abstract: This manuscript will be given from the viewpoint of a current component supplier to both the OINDP and injectable pharma industries. The manuscript will include a history of challenges and...


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Paper# 37 37castner

A STRATEGY FOR DETERMINING LEACHABLES IN LIQUID DRUG PRODUCTS

Author: By Jim Castner*, Michael Bresnick and Pedro Benites
Abstract: A strategy has been developed to expand the analytical capability of HPLC methods which initially were designed to only monitor drug product stability, but now are designed to detect and quantify...


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Paper# 38 38norwood

EXTRACTABLES AND LEACHABLES IN ORALLY INHALED AND NASAL DRUG PRODUCTS

Author: Daniel L. Norwood*
Abstract: Orally Inhaled and Nasal Drug Products (OINDP) are a drug product class used for the treatment of Asthma, Chronic Obstructive Pulmonary Diseases (COPD), and systemic conditions such as diabetes....


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Paper# 39 39hannay

New Solution SBR's to Meet Future Performance Demands

Author: Judy Hannay* and Thomas Gross
Abstract: Never before has the demand for more fuel efficient, safe, durable and environmentally friendly tires been greater. The rubber compound in the tire tread has a great influence on the resulting...


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Paper# 40 40panko

Methods for Collecting Tire Wear Particles

Author: Julie Panko*, Marisa Kreider, Britt McAtee, Leonard Sweet, Brent Finley
Abstract: In this study, two methods were investigated as a means of collecting representative tire wear particles (TWP) under real world driving conditions. An on-road method was developed to collect TWP...


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Paper# 41 41kreider

Physical and Chemical Characterization of Tire-Related Particles: Comparison Of Particles Generated Using Different Methodologies

Author: By Marisa Kreider*, Britt McAtee, Leonard Sweet, Julie Panko, and Brent Finley
Abstract: The purpose of this study was to characterize the physical and chemical properties of particles generated from the interaction of tires and road surfaces. Morphology, size distribution, and...


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Paper# 42 42galimberti

TAILOR MADE NANOSTRUCTURES FOR IMPROVED PROPERTIES OF TYRE COMPOUNDS

Author: By Maurizio Galimberti*, Luca Giannini, Francesco DiOria, Angela Lostritto, Thomas Ponta, Pierluigi Riccio, Stanislao Senatore, Gaetano Guerra
Abstract: Nanocomposites were prepared by melt compounding a layered clay, an alkyl quaternary ammonium cation and a diene rubber (styrene-butadiene copolymer or 1,4-cis-poly-isoprene, synthetic or naturally...


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Paper# 43 43buytaert

Mechanistic Investigation ofthe Steel Tire Cord - Rubber Interface

Author: Guy Buytaert*, Frederik Coornaert and William Dekeyser
Abstract: Brass-coated steel cords are extensively used as reinforcement material in radial tires, high-pressure hydraulic hoses and heavy duty conveyor belts. Bonding between rubber and steel cord is...


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Paper# 46 46mott

Aging and Service Life of Natural Rubber in Air and Seawater

Author: P. H. Mott* and C. M. Roland
Abstract: As a part of the U.S. Navy development of a rubber disk to serve as the torpedo launcher on Virginia-class submarines, an aging study has been conducted for sulfur-cured deproteinized natural...


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Paper# 49 49pazur

STATE OF CURE MEASUREMENTS IN PEROXIDE AND SULFUR CURED EPDM

Author: Richard J. Pazur* and F.J. Walker
Abstract: This paper will serve as a review as the current methods used for measuring the state of cure in finished rubber products. It is well known that the level of state of cure has a profound impact on...


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Paper# 50 50kelley

The Introduction of Fuel Resistant Polyacrylate

Author: Joshua R. Kelley*, Paul E. Manley, and David D. Tao,
Abstract: The use of polyacrylic (ACM) elastomers has become quite common in the manufacture of heat and oil resistant gaskets and seals. ACM elastomers have proven to withstand the high temperatures...


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Paper# 51 51toki

Hierarchic Nano-Structures in Natural Rubber by Synchrotron X-Ray and Optical Microscopy

Author: Shigeyuki Toki*, Christian Burger, Benjamin S. Hsiao, Sureerut Amnuaypornsri and Jitladda Sakdapipanich
Abstract: Natural impurities in natural rubber (NR) create not only the naturally occurring network but also multi-scaled nano-structures. The naturally occurring network in unvulcanized NR induces...


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Paper# 52 52yang

CLAY RUBBER NANOCOMPOSITES THROUGH LATEX PROCESSING

Author: Xiaoping Yang*, Many Cohen, Steve Cronin, Ping Zhang, Joe Kulig, Rebecca Dando
Abstract: SBR-Clay nanocomposites were prepared through latex process with untreated Sodium Montmorillonite (Cloisite NA+) and various emulsion styrene-butadiene rubber and NR latices. The masterbatch...


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Paper# 53 53lim

NOVEL HIGH TEMPERATURE STYRENIC TPE NANOCOMPOSITES

Author: Goy Teck Lim*, Elizabeth Foreman-Orlowski, Paul Pavka, Christian Gotz, Volker Altstadt and Judit E. Puskas
Abstract: Thermoplastic elastomers (TPE) are a unique class of polymers that has attracted much interest for scientific research and commercial material development. Styrenic TPE copolymers, like...


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Paper# 54 54heinz

Nanomechanics and Energetics of Layered Silicates for Nanocomposites

Author: Hendrik Heinz, G. D. Zartman, Y. T. Fu, J. Feng
Abstract: Presentation Slides only


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Paper# 55 55gintert

A NOVEL METHOD OF NANOCLAY EXFOLIATION IN THERMOSET COMPOSITE MATERIALS

Author: Michael Gintert*, Sadhan Jana, and Sandi Miller
Abstract: The use of exfoliated layered silicates as reinforcing filler in polymer composites shows great potential for improving material properties. Thermoset systems have been increasingly studied',...


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Paper# 56 56kar

Thermal And Mechanical Behavior Of Chlorinated Polyethylene Nanocomposites

Author: Sritama Kar* and Anil K. Bhowmick
Abstract: Chlorinated polyethylene (CPE) nanocomposites prepared with natural and organicallytreated montmorillonite clay by solution intercalation method were investigated. X-ray diffraction and...


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Paper# 57 57bhowmick

Correlation Of Vulcanization And Viscoelastic Properties Of Nanocomposites Based On Natural Rubber And Different Nanofillers, With Molecular And Supramolecular Structure

Author: Mithun Bhattacharya and Anil K. Bhowmick*
Abstract: Elastomer-nanocomposites reinforced with low volume fraction of nanofillers, such as nanoclays and carbon nanofibers, are long known to possess significantly improved mechanical, thermal, dynamic...


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Paper# 59 59danvers

World Minerals

Author:
Abstract:


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Paper# 60 60galimberti

Novel Nanostructures for Ethene-based Copolymers from a Penultimate Unit Effect

Author: Maurizio Galimberti*, Fabrizio Piemontesi, Laura Alagia, Simona Losio, Maria Carmela Sacchi, Luca Boragno and Paola Stagnaro
Abstract: This work presents the enantioselectivity of a catalytic site as a key factor to control themicrostructure of ethene copolymers prepared through insertion copolymerization. Ethene/1-olefin...


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Paper# 61 61nooij

Corpo™ Smart Architecture of Fibre or Metallic Reinforcement Increases Product Performance

Author: J .C. Raterink, S.M. Nooij* & S. Koussios
Abstract: Optimization of textile or metallic reinforcements often is sought in improved properties of the fibrelwire and the bonding agent. This approach does lead to innovation, but does not exploit the...


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Paper# 62 62dees

HIGH AND VERY HIGH MOLECULAR WEIGHT EPDM POLYMERS WITH 2-VINYL-5-NORBORNENE AS THIRD MONOMER

Author: Michiel Dees*, Martin van Duin, Chris Twigg and Herman Dikland
Abstract: The recently developed Keltan ACE technology enables the production of high and very high molecular weight EPDM polymers with up to ~3.5 wt% VNB as a third monomer. VNB-EPDMs have been evaluated in...


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Paper# 63 63norton

MODELING GROUND RUBBER AS A DEFORMABLE SPHERICAL INCLUSION

Author: Craig Norton* and Gary Harned
Abstract: Many attempts have been made to show how ground rubber affects the properties of rubber compositions containing them. In most of those works, there are many unknowns including particle composition...


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Paper# 65 65guy

NEW INSIGHTS IN THE DYNAMICAL PROPERTIES OF PRECIPITATED SILICA FILLED RUBBER USING A NEW HIGH SURFACE SILICA

Author: Laurent Guy*, Philippe Cochet, Soline Daudey and Yves Bomal
Abstract: At the beginning of the 90’s, Zeosil®1165MP highly dispersible silica, combined with a coupling agent, a specific elastomer and an adapted rubber process technology enabled the development of the...


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Paper# 67 67manley

The Introduction of an Improved Low Temperature Performance HT-ACM HyTemp AR214

Author: Joshua R. Kelley, Paul E. Manley*, David D. Tao
Abstract: ACM elastomers have undergone continuous development to improve long-term performance, resulting in heat and oil resistant gaskets and seals that are widely used in automotive applications. Several...


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Paper# 69 69drobny

HIGH PERFORMANCE THERMOPLASTIC ELASTOMERS: A REVIEW

Author: Jiri Drobny
Abstract: Thermoplastic elastomers (TPES) are a unique class of engineering materials in that they combine the elasticity of vulcanized rubber with the ease of processing typical for thermoplastics. The...


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Paper# 70 70dee

The Use of Ethylene Vinyl Acetate Copolymers in FRNC and Adhesive Industrial Applications

Author: Terry D. Dee* and John Dewar
Abstract: LEVAPREN /LEVAMELT EVM is a copolymer of ethylene and vinyl acetate which can have vinyl acetate levels ranging from 40-90% and is a specialty elastomer used in various industrial applications. EVM...


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Paper# 71 71zielinska

CROSS-LINKING OF SATURATED ELASTONIERS USING FUN CTIONALIZED AZIDES

Author: A.J. Zielinska*, J .W.M. Noordermeer, A.G. Talmam, W.K. Dierkes, R.N. Datta, M. van Duin
Abstract: The main advantage of main chain saturated elastomers, such as EPM and EPDM, over their unsaturated counterparts is their superior stability against oxygen, ozone and heat, A consequent...


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Paper# 72 72liang

MOLECULAR STRUCTURE AND PROCESSING CHARACTERISTICS OF A GRANULAR GAS-PHASE METALLOCENE EPDM RUBBER

Author: Wenbin Liang,* Solomon Zang, Rajan Vara, Cristiano Bette, Tim Clayfield, Sandra Watson, Sherrika Daniel
Abstract: EPDM applications and their performance requirements are highly influenced by the polymer molecular structure and processing conditions. Metallocene-based EPDM rubbers are known to exhibit...


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Paper# 73 73mohl

How to Reduce Cure Times without Damaging the Material with Excess Shear

Author: John MohI* and Tim Graham
Abstract: This article aims at analyzing the rubber injection process and highlighting the limits that prevent cure time from being reduced. Afterwards some solutions will be proposed to overcome these...


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Paper# 75 75dick

New Rapid Method for Testing Thermoplastic Elastomers

Author: John S. Dick* and Henry A. Pawlowski
Abstract: In the last two decades, thermoplastic vulcanizates (TPVs) and other thermoplastic Elastomers (TPEs) have significantly increased their usage in the rubber industry. New concerns regarding...


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Paper# 76 76jorkasky

Advanced Rotor Design: The 4 Wing N Rotor

Author: Richard Jorkasky
Abstract: This paper deals with the improvements in rubber mixing due to the advanced design of the 4 wing N rotor. Information and comparative data will be presented to show how this rotor affects various...


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Paper# 77 77balizer

INVESTIGATION OF THE ELASTIC AND PLASTIC DEFORMATION OF POLYUREA WITH DIFFERENT MOLECULAR WEIGHTS USING TIME-RESOLVED SAXS/WAXS

Author: Edward Balizer*, Gilbert Lee, and Jeffry Fedderly
Abstract: We have investigated the elastic and plastic deformations incurred during mechanical hysteresis of strain increments of 0.5 by time resolved SAXSTWAXS for a series of polyureas with variable soft...


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Paper# 78 78dalrymple

DYNAMIC PROPERTIES OF FILLED RUBBER - Part III: USE OF NONLINEAR KINEMATIC HARDENING PLASTICITY MATERIAL MODELS

Author: Hamid Ahmadi, Tod Dalrymple *, John Kingston & Alan Muhr
Abstract: In part I, a simple “viscoplastic” model capable of implementation in existing commercial FEA packages, with the scope to capture those aspects of the stress-strain behaviour of filled rubber that...


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Paper# 80 80bhattacharya

EXPERIMENTAL INVESTIGATION OF CARBON BLACK FILLED ELASTOMERS

Author: Aparajita Bhattacharya*, Grigori Medvedev and James Caruthers
Abstract: A constitutive model of carbon black filled elastomers should predict all features of stress- strain response, including (i) the large change in the instantaneous modulus on unloading as compared...


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Paper# 82 82bhowmick

MORPHOLOGY AND THERMO-MECHANICAL RESPONSE OF POLYURETHANE

Author: Pradip K. Maji and Anil K. Bhowmick*
Abstract: Novel polyurethane (PU) was derived from -NCO terminated polyurethane prepolymer and third generation hyperbranched polyester polymer (HBP) and the effect of layered silicate on this PU was...


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Paper# 83 83huang

NANOCOMPOSITES OF NITRILE (NBR) RUBBER WITH MULTI-WALL CARBON NANOTUBES

Author: Jijun Huang*, Nuthathai Warasitthinon, Joey Mead, Carol Barry, Lacramioara Schulte auf'm Erley, Andrew P. Hope, David Norton
Abstract: The nanocomposites of nitrile (NBR) rubber with multi-wall carbon nanotubes (MWCNT) were formulated via melt mixing by blending a master batch with varying amount of virgin NBR in a batch mixer....


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Paper# 84 84anderson

New Improved Processing HNBR

Author: Andy Anderson*, Dr. Soobum Choi, Mark Jones, Jeff Justice
Abstract: With increased emphasis on cost savings in todayas global market, molded goods manufacturers are looking for ways to reduce their overall processing cost. Often this can be accomplished by using a...


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Paper# 86 86mcbride

Press Cure and Post Cure Options for AEM Terpolymers

Author: Edward McBride
Abstract: Compounds made from AEM (Vamac® ethylene acrylic elastomers) terpolymers have good heat resistance due in part to the cure system which permits reaction to take place in two stages. In a commercial...


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Paper# 87 87shell

The Effects of Fluoroelastomer Micropowder on Fuel Vapor Permeation

Author: James A. Shell*
Abstract: Fuel permeation is an important property of rubber compounds intended for use in PZEV and other low-hydrocarbon emissions applications. In many of these applications, FKM is considered a desirable...


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Paper# 90 90reynolds

Extrusion Profile Geometry Measurement Methods and Case Studies

Author: Dennis Reynolds*
Abstract: This paper introduces new technology for on-line dimensional measurement of protile extrusions using sheet-of-light laser triangulation methods. The technology is described and contrasted with...


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Paper# 91 91isayev

Cure Kinetics Study of Unfilled and Carbon Black Filled Synthetic Isoprene Rubber

Author: Avraam I. Isayev* and Ximei Sun
Abstract: The reversion type cure kinetic and induction time models were successfully utilized to predict the isothermal and nonisothermal evolution of the state of cure in vulcanization of the unfilled and...


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Paper# 93 93murphy

GEAR PUMPS FOR THE RUBBER INDUSTRY

Author: Bill Murphy*
Abstract: This paper will review the benefits of gear pumps for use in extrusion and compounding lines. The gear pump is a positive displacement device that meters rubber at a very consistent flow rate, and...


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Paper# 34A 34amateus

PROTECTION THAT LASTS: THE MOST EFFECTIVE PROTECTION AGAINST MICROBIAL CONTAMINATION OF RUBBER COMPONENTS.

Author: Carolina Mateus*, David Morris and Bob Kerr
Abstract: Several ingredients in rubber parts are an excellent carbon and energy source for microorganisms. Additionally, rubber parts are commonly used in microbial rich environments, such as medical...


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