Thermoplastic Elastomers: GLS™ Versaflex™

Sandy Wagner Marketing Communications Manager PolyOne GLS Thermoplastic Elastomers +1 815-385-8500 sandy.wagner@avient.com

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HIGH PERFORMANCE CLEAR THERMOPLASTICS ELASTOMER Jiren Gu , Tom Castile and Krishna Venkataswamy GLS Corporation 833 Ridgeview Dr., McHenry, IL 60050 Abstract High performance clear TPE products are developed to replace silicone and PVC in various medical and personnel care applications.

NOVEL THERMOPLASTIC ELASTOMERS FOR UNIVERSAL OVERMOLDING ON DISSIMILAR THERMOPLASTICS Liang Xu, Sehyun Kim, Rajesh Varma and Krishna Venkataswamy GLS Corporation 833 Ridgeview Drive McHenry, IL 60050, USA Abstract Overmolding thermoplastic elastomers (TPEs) onto rigid thermoplastics has been an explosive trend in the last decade. Figure 1 Surface energy of various thermoplastic elastomers with rigid thermoplastics Engineering Plastics Polyamide 6,6 ABS Polycarbonate Acrylic Polystyrene Polypropylene Polyethylene Elastomers COPA TPU COPE S-TPE TPV mPE Surface Energy (mN/m) 46 43 40 37 34 31 28 Figure 2 Schematic diagram of the peel test Table I Physical property of TPE-1 Shore A Hardness (10 second delay) 44 Specific Gravity (g/cm3) 0.90 Color Natural 300 % Modulus (PSI) 348 Tensile Strength (PSI) 603 Elongation at Break (%) 598 Tear Strength (lbf/in) 110 Table II Adhesion value of TPE-1 on different substrates Substrate Average Peel Strength (lbf) Failure Type PP 17 Cohesive Copolyester 13 Adhesive PET 13 Adhesive PPE/HIPS 18 Adhesive PMMA 15 Adhesive PS 18 Adhesive PC 17 Adhesive PC/ABS 14 Adhesive HIPS 13 Adhesive ABS 13 Adhesive Table III Properties and peel strength of TPE-2 materials 15.37Nylon 11.16.5POM 227Polyester 22.619PC/ABS 24.5-ABS 20.828PP Peel Strength (PIL) 713721Tensile Elongation (%): 10811010Tensile Strength (psi): 5651Hardness: BA 15.37Nylon 11.16.5POM 227Polyester 22.619PC/ABS 24.5-ABS 20.828PP Peel Strength (PIL) 713721Tensile Elongation (%): 10811010Tensile Strength (psi): 5651Hardness: BA Figure 3 Capillary viscosity of TPE-1 and -2 at 200°C 1.00E+00 1.00E+01 1.00E+02 1.00E+03 1.00E+01 1.00E+02 1.00E+03 1.00E+04 1.00E+05 Shear rate (1/sec) Vi sc os ity (P a* se c) TPE-1 TPE-2A TPE-2B GLS Corporation Abstract Introduction Experimental Material Two classes of “universal overmolding TPEs” have been developed and used in this study.

Custom GLS™ TPE enhances user comfort and durability in recoil pad Thermoplastic Elastomers: GLS™ Versaflex™

GLS™ Thermoplastic Elastomer improved packaging functionality for Bayer® TPE Overmolded Cap (English language version) GLS™ Thermoplastic Elastomer improved packaging functionality for Bayer® TPE Overmolded Cap (Spanish language version)

GLS™ TPE Soft-Touch Grips Indoor - Application Bulletin Value information and price comparison of GLS™ TPE soft-touch grips for indoor applications

GLS™ Versaflex™ Thermoplastic Elastomer provided the right balance of haptics and fulfilled healthcare regulations Protect your finished part with GLS™ TPEs with imbedded additives

GLS can provide special grades with internal mold release agents to minimize the problem. For assistance in optimizing your design, please contact your GLS Representative prior to cutting prototype or production tools.