MP 2001

Medical Plastics 2001 was held 17th - 20th September, 2001 in Copenhagen Denmark. The total number of participants was 95. Please follow the links below for details of the participating companies.

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Seminar Papers presented (in order of appearance)
Introduction to Hydrogel Materials

Alexi R. Khokhlov, Professor; Moscow State University, Moscow, Russia

  • An overview lecture outlining the different types of polymers used in hydrogels and their corresponding structures and physical / chemical properties. In other words, the features that make a hydrogel a hydrogel.
Rheology as a Tool to Monitor Gelation and Characterize Hydrogels

Søren Hvidt, Associate Professor; Roskilde University Centre, Roskilde, Denmark

  • Dealing with measuring methods, definition of gels and the gel-point, examples of chemical and physical gels, network theory, chain dynamics, strain and stress dependency of gels, relaxation testing and finally considerations regarding the design of tests in practice.
Challenges to Hydrogels

Ture Kindt-Larsen, Technical Director; Chempilots a/s, Farum Denmark

  • Using soft contact lenses as examples of hydrogels, where demands are made on their physical integrity and dimensional stability, well controlled chemistry and purity and other challenges.
Hydrogels as Versatile Workhorses

Richard Schmidt, R&D Manager; Chempilots a/s, Farum, Denmark

  • Multifaceted hydrogels illustrated by selected case studies from Chempilots experiences.
Injectable Intraocular Lens Materials Based Upon Hydrogels

Jacqueline de Groot, Polymer Scientist, Pharmacia Groningen BV, Groningen, The Netherlands

  • Aqueous solutions of reactive polymers in combination with a water soluble blue light photoinitiator are transformed into hydrogels by irradiation with blue light.
Electroactive Polymers as Actuators

Peter Sommer-Larsen, Senior Scientist; Danish Polymer Centre, Risø, Roskilde, Denmark

  • Outlining the type of polymers used, physical and chemical characteristics, electrical and mechanical performance and future developments.
Conference Papers presented (in order of appearance)
Improvement in the Manufacture and Testing of Spunbond Giving Enhanced Fabric Properties

David Avril; Don & Low Ltd, Angus, Scotland

  • Use of spunbond in medical applications and specific fabric requirements.
  • Identification and measurement of important fabric properties.
  • Influence of raw materials and manufacturing processes.
  • Future developments in continuous filament spunbond fabrics.
A New Family of HF (High Frequency) Weldable Polyolefin Films

Ing-Mari Pettersson; Dow Deutschland, Rheinmünster, Germany

  • Structures and properties.
  • Applications in medical collection bags.
  • Applications in inflatable devices.
  • Thermal lamination: providing HF weldability to otherwise non-HF responsive substrates such as non-wovens, fabrics and foams.
The Importance of Making Decisions based on Facts rather than Emotions (the Role of PVC in Medical Devices)

John R Svalander; ECVM, Brussels, Belgium

  • Is PVC a "Black Sheep" amongst plastics?
  • Safeguarding facts in an emotional and political debate!
  • PVC in lifesaving applications! 
Present Proven Technologies within Air Purification Systems

Leif Eskildsen; LESNI A/S, Billund, Denmark

  • Air purification plants.
  • Catalytic abators.
  • Activated carbon filters.
  • Scrubbers.
Ageing of Medical Devices

Anne-Lise Høg Lejre; Danish Technological Institute, Taastrup, Denmark

  • Ageing phenomena
  • Models for ageing
  • Test set-up
  • Lifetime predictions for medical devices
  • Examples
Why Use Antimicrobial Systems in Plastic Medical Products?

Julie Simmons; Wells Plastics Ltd, Staffordshire, United Kingdom

  • What are the issues and how can antimicrobial systems help?
  • Antimicrobial systems suitable for use in plastics.
  • Verifying efficacy - the test methods used.
  • Application examples and results.
New Ethylene Copolymers (ECPs) for Medical Applications

Heiko E Schenck; DuPont de Nemours, Bad Homburg v.d. H, Germany

  • Typical properties of ECPs (EVAs, EMAs ACRs, Ionomers).
  • Typical applications.
  • Medical tubes, bags, gloves.
  • New development projects.
Medical Polyurethanes: New Developments

Anthony Walder; Thermedics Polymer Products, MA, USA

  • Polyurethanes
  • Hydrophyllic Polyurethanes
  • Biostable Polyurethanes
  • Medical Polyurethanes- current
New PP Materials for Pharmaceutical and Medical Packaging

Anton Wolfsberger; Borealis GmbH, Linz, Austria

  • Definition and segmentation of polyolefins
  • Comparison PE - PP: mechanics, optics and sterilsation resistance
  • Market figures
  • New PP materials and applications
  • Future developments
Materials Considerations for Radiation Sterilisation of Medical Devices

Kirsten Bundgaard-Nielsen; LR Plast A/S, Glostrup, Denmark

  • Material choice for E-beam sterilisation.
  • Dose setting.
  • Dose reduction.
  • Case: Use of dose setting for material choice.
Tailored Material Tests

René Fuhlendorff; MILJØ-KEMI, Dansk Miljø Center A/S, Galten, Denmark

  • Types of test.
  • Migration test.
  • Permeation test.
  • Emission test.
  • Combined sensorial and chemical test.
Dose Intercomparison among European Radiation Sterilsation Facilities

Arne Miller; Risø National Laboratory, Roskilde, Denmark

  • EU supported project.
  • 50 European irradiation facilities, electron and gamma.
  • Measurement uncertainty of 5-10 %.
  • Guidelines for calibration of dosimeters.
The Statistical Regression Calculation in the Plastics Processing - Process Analysis, Optimisation and Monitoring

Hans - Peter Heim; University of Paderborn , Paderborn, Germany

  • Application of "design of experiments" (DOE) for injection moulding.
  • Computer-aided analysis of experiments.
  • Recording and evaluation of process data.
  • Statistical process monitoring and quality assurance.
  • Advantages and disadvantages of statistical methods for quality assurance in injection moulding.
Overview of Multi-Material Moulding

Leif Persson; Nolato Medical Components AB, Lomma, Sweden

  • Methods.
  • Material Combinations.
  • Molds.
  • Machines.
A Chemometric Investigation of DSC data on Injection Moulded Substrates for Welding and their Relation to Welding Quality

Jesper Bøgelund; Coloplast, Humlebæk, Denmark

  • Thermal history and the DSC thermogram.
  • Welding quality and thermal history.
  • Principal component analysis.
  • Modelling.
Engineering Thermoplastics for Sterilisable Devices

Frank Kirchner; Ticona GmbH, Frankfurt am Main, Germany

  • Material compatibility.
  • Sterilisation stability.
  • Application area.
  • Advantages over metal.
  • Case studies.
High Siloxane Content Polyurethanes for Implantable Devices

Mike Skalsky; AorTech Biomaterials Pty Ltd, New South Wales, Australia

  • Silicones vs polyurethanes for implantable applications.
  • Biostability of polyurethanes.
  • Background to Elast-Eon (TM) development.
  • Biostability performance.
  • Processing and sterilisation. 
Applications of Modulated Temperature Digital Scanning Calorimetry (DSC) to Plastics Materials

Phil Robinson; PerkinElmer Ltd, Buckinghamshire, United Kingdom

  • Overview of the modulated temperature DSC technique.
  • Increasing sensitivity detection for small transitions.
  • Application to processing plastic materials.
  • Detection of glass transitions in thin coatings.
PVC - A Sustainable Future in Medical Device Applications

Jason Leadbitter; Hydro Polymers Ltd, Durham, United Kingdom

  • Triple bottom line for PVC; social, economic and environmental.
  • Sustainability, fine key challenges.
  • Conclusions and future directions.
Outstanding Performance Characteristics of Copolyesters and Copolyester/Polycarbonate Alloys for Medical Applications

Anthony I Pifer; Eastman Chemical Company, Kingsport, Tennessee, USA

  • Superior performance in gamma and Ethylene Oxide (ETO) sterilisation.
  • Chemical resistance performance in medical applications.
  • Performance in applications requiring cold forming - Swaging.
  • Unique mechanical properties in medical applications.
On Line Gauging and Control of Extruded Medical Tube

Ron Adkins; Beta LaserMike Ltd, High Wycombe, United Kingdom

  • Non-contact measurement techniques.
  • Automated control of diameter and wall size.
  • Off-line measurement of tube samples.
  • Process improvement and reporting.
Advantages Gained by Using a Common Classification System and Nomenclature for Medical Devices

Jacob Nordan; Nordans Ark, Oslo, Norway

  • The idea behind the Global Medical Device Nomenclature.
  • Manufacturers role and involvement.
  • Incident reporting and trend analysis.
  • Trading and e-commerce.