Product Selection Guide GLS™ TPE Infant Care Solutions Guide - Product Selection Guide (English) Guide to part design, mold design, hot runner systems, overmolding, machine selection, material handling and preparation, processing conditions and troubleshooting for GLS™ solutions

Homepage // News Center // PolyOne Unveils New Bio-Derived Thermoplastic Elastomers for Overmolding CLEVELAND – October 28, 2019 – PolyOne today announced the launch of reSound™ OM (overmolding) thermoplastic elastomers (TPEs), the latest addition to its sustainable solutions portfolio. Commercially available in all regions, the product portfolio consists of four overmolding grades compatible with rigid polypropylene and one suited for overmolding onto ABS.

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These TPEs meet industry ingress protection (IP) standards, are overmoldable directly onto common speaker housing substrates, and deliver more design freedom than you’ve ever thought possible. Versaflex™ TPE PORTABLE SPEAKER SOLUTIONS WATER AND DUST PROTECTION, DURABLE LOOK AND FEEL Versaflex™ CE 3120-40 Versaflex™ CE 3620 Versaflex™ CE 3115 Versaflex™ CE 3120-80 Application Gaskets Skins Skins Skins Product Aesthetics Tacky Translucent 42A Silky feel Natural 65A Silky feel Natural 65A Silky feel Natural 80A Special Characteristics Low compression set Low compression set High flow Abrasion resistance High strength Improved scratch/ mar, UV and abrasion Overmolding Polycarbonate ABS Copolyester Polycarbonate ABS Copolyester Polycarbonate ABS Copolyester Polycarbonate ABS Copolyester HOW VERSAFLEX TPEs MAKE THE DIFFERENCE IN PORTABLE SPEAKERS APPLICATIONS GASKETS Water and Dust Protection - Tight housing seals with no leakage over time Reduced Manufacturing Costs - Eliminates sourcing and assembly steps required of O-rings by overmolding directly onto the substrate; strong adhesion to PC & ABS - Faster cycle times than silicone or TPU Design Freedom - Injection molding TPEs in gaskets enables complex designs in which simple O-rings would be challenging to assemble SPEAKER SKINS Durable Look and Feel - Silky feel soft touch - Long lasting aesthetics with abrasion and UV resistance Reduced Manufacturing Costs - Eliminates sourcing and assembly steps required of silicone skins by overmolding directly onto the substrate; strong adhesion to PC & ABS - Faster cycle times than silicone or TPU Design Freedom - Overmolding TPE removes the need for mechanical interlocks and primers to get silicone materials to adhere to substrates To learn more about Versaflex TPEs for portable speakers, contact Avient at +1.844.4AVIENT.

Cesa™ Clean Usage Guide Product Selection Guide Key properties, rheology and property retention and performance data for reSound™ TPEs derived from plant-based sugar for overmolding onto PP and ABS

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This choice was based on the material’s chemical compatibility with the makeup formulation along with its REACH SVHC compliance, sealing properties, and superior overmolding adhesion to polypropylene. Simplify production into a single step process with overmolding Guided by its Core Values, Sustainability Promise and No Surprises PledgeSM, PolyOne is an ACC Responsible Care® certified company committed to its customers, employees, communities and shareholders through ethical, sustainable and fiscally responsible principles.

Cesa™ Clean Usage Guide Processing & Design Guides Product Selection Guide

GLS™ TPEs INJECTION MOLDING GUIDE 2 Table of Contents Page 1. OVERMOLDING One of the largest areas of growth for TPEs is overmolding. For more information about overmolding part design, mold design and processing, please refer to the “GLS™ TPEs Overmolding Guide”, available at www.avient.com or by contacting your Avient representative. 21 MACHINE SELECTION Machine Types Reciprocating screw machines are recommended.

Product Selection Guide Product Selection Guide Guide to part design, mold design, hot runner systems, overmolding, machine selection, material handling and preparation, processing conditions and troubleshooting for GLS™ solutions