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Surface-Modified Polyethylene Particles: Performance Additives for Epoxy and Cast PU

Outline. Who is Fluoro-Seal?History of the TechnologySurface-ModificationUse in EpoxiesUse in PolyurethanesConclusions. Background / History. Enhanced-Adhesion Chemistry Air Products

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Surface-Modified Polyethylene Particles: Performance Additives for Epoxy and Cast PU

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    1. Surface-Modified Polyethylene Particles: Performance Additives for Epoxy and Cast PU Bernard D. Bauman Vice President Fluoro-Seal SPI ERF Meeting 11 March 2002 Orlando, Florida

    3. Background / History Enhanced-Adhesion Chemistry Air Products & Chemicals, Inc. (’81 – ‘90) PRIMAX Business APCI (‘88 – present) VISTAMER® Products Composite Particles, Inc. (‘93 – ‘00) INHANCE™ Products - Fluoro-Seal (‘01- Future)

    4. Fluoro-Seal 20 Years in Business Leader in Fluorination of Plastic Bottles Recent Diversification: Surface-Modification of Plastics INHANCE™ Product Line: Performance Additives

    5. New Dimension in Material Engineering Surface-Modified Polymer Particles & Fibers Combined with Various Polymer Systems Create New Composite Materials with Unique Properties Custom Tailor to Optimize Performance

    6. Concept epoxy polyamide rubber phenolic polyurethane polyester silicone polycarbonate latex polymers polyester polystyrene polyvinyl alcohol acrylics polysulfone urea formaldehyde acetal PVC polyolefins

    7. Properties Effected Abrasion Resistance Coef. of Friction Flexibility Impact Resistance Adhesion to Substrates Tear Resistance Impact Resistance Conductivity Tensile Strength Modulus Flammability UV Resistance Barrier Properties Density Cost Others

    9. Surface-Modification Chemistry

    10. Surface-Modification Chemistry

    11. Surface-Modification Chemistry

    12. Surface-Modification Chemistry

    13. Surface-Modification Chemistry

    14. Dispersion / Compatibility

    15. Non-Treated

    16. Treated

    17. Taber Abrasion Test

    18. Greater Lapshear Strength

    20. Abrasion Resistance UHMW PE VS HDPE Particles Particles in Cast PU NBS Abrasion Results None 213 25% INHANCE™ UH-1700 783 (35 µ UHMW PE) 25% INHANCE™ HD-1800 746 (18µ HDPE)

    21. Adhesion to Substrate Additive Primed? Strength lb/in None No 8 INHANCE™ UH-1250 No 14 None Yes 18 INHANCE™ UH-1250 Yes 24

    22. Greater Adhesion to Cured PU Improved Paint Adhesion to Cured PU Elimination of Primer Prior to Painting

    26. Products Made With INHANCE™ Polyethylene Particles PU Automotive Paint Wear Resistant Epoxy Coatings PU Roll Covers PU Mining Screens Cast PU Tires Low Friction Nylon Gears Long-life nitrile O-rings Numerous others

    27. Oil Well Seals

    28. Processing Considerations Processable On All Meter/Mix Equipment Increases Viscosity Stoichiometry Not Effected

    29. Conclusions New Dimension in Material Engineering Ability to Custom Tailor Properties Facilitates Material Substitution

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