TECHNICAL BULLETIN reSound™ BIO Thermoplastic Elastomers Customizable Bio-based TPEs reSound™ BIO TPEs are formulated utilizing between 35 and 60 percent bio-renewable content. Initially available in overmolding grades compatible with PP, all grades are formulated to achieve comparable performance to traditional TPEs. This expertise enables brands to meet sustainability goals while maintaining the mechanical properties of traditional TPEs.

WET GRIP TECHNOLOGY PROVIDES POWERFUL SOLUTION FOR SURFCO HAWAII © 2021, All Rights Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 1 Wax Mat® is a trademark of SurfCo Hawaii, Inc. To learn more about our wet grip TPEs, contact Avient at +1.844.4AVIENT (1.844.428.4368) or visit avient.com. THE IMPACT The launch of the Wax Mat®1 grip tape introduced a fresh alternative to wax for wet grip to surfboard decks, helping to further differentiate SurfCo.

Polyamides represent the highest polarity in Figure 1. REFERENCES 1. No Nylon Type Nylon description TPE Hardness Aging condition Peel, N/mm / lb / in 1 Capron 8333GHI Glass and impact 60A(1) Aging A 3.7 / 21 2 Capron 8333GHI Glass and impact 60A(1) Aging B 3.2 / 20 3 Capron 8333GHI Glass and impact 60A(1) Aging C 3.3 / 19 4 Capron 8333GHIHS Glass, impact and heat stabilized 60A(1) Aging A 3.2 / 20 5 Capron 8333GHIHS Glass, impact and heat stabilized 75A Aging A 3.0 / 17 6 Ultramid B3ZG6 Glass and impact 60A(1) Aging A 3.2 / 18 7 Zytel 70G33L Glass 60A(1) Aging A 3.9 / 22 8 Zytel 408AHS Heat stabilized and flow aid 60A(1) Aging A 3.7 / 21 9 Zytel 409AHS Heat stabilized and flow aid 60A(1) Aging A 3.2 / 20 Aging A: nylon substrate conditioned at room temperature and humidity for 4 weeks before TPE overmolding.

Known for offering tight seals and reducing vibration and noise, certain thermoplastic elastomers (TPEs), like OnFlex™ grades, may be better suited for your particular application than the historically incumbent materials, like general purpose TPEs, thermoplastic vulcanizates (TPV), and thermoplastic polyolefins (TPO). INDUSTRY BULLETIN STANDARD UNITS ONFLEX LO 7120-45N Volatile Organic Compounds VDA 278 ug/g(ppm) 41 Fogging VDA 278 ug/g(ppm) 521 Odor • Control • Dry conditions • Wet conditions SAE J1351 (15) 1-10 Scale 1 2 1 Compression Set (23°C) • 22 hours • 70 hours ASTM D395 % 14.4 14.6 Capillary Viscosity • 1341/s • 11170/s ASTM D3835 Pa*s 35 7 HVAC SYSTEMS OnFlex™ LO • Features: low VOC/FOG, low odor, good compression set, easy processing, overmolds to polypropylene • Example applications: seals and flaps in heating, ventilation and air conditioning systems CHARACTERISTICS ONFLEX™ LO ONFLEX™ AF TPE GENERAL PURPOSE TPV TPO Volatile Organic Compounds (VDA 278) Very Low Moderate Moderate Moderate Very Low Fogging (VDA 278 & DIN 75201) Very Low Moderate Moderate High Very Low Odor (VDA 270 Requirement ≤3.0) ≤3.0 ≤3.0 >3 >3 ≤3.0 Gloss Level Low Low Low Very Low High Tactile Feel Grippy Grippy Grippy Grippy Waxy Pre-Drying Required No No No Yes No Raw Material Costs $$ $$ $$ $$$ $ Compression Set @ RT Good Good Good Excellent N/A Compression Set @ ≥70°C Moderate Moderate Moderate Good N/A UV Resistance Good Excellent Good Good Good Weatherability Good Excellent Good Good Good Hardness Range Low to High Low to High Low to High Low to High High Density (g/ml) 1.15 0.99 0.90–1.20 0.95–0.98 0.90–1.20 GENERAL CHARACTERISTICS COMPARING TPE, TPV, TPO Grades shown on both pages are representative of solutions manufactured in North America, more grades available globally.

BLOOD LANCET MANUFACTURER S E A L I N G R I N G • Compliance with strict regulations for medical materials • Excellent sealing performance • Good compression set • Provided a recycled TPE solutions compared to silicone without increasing system cost • Delivered a TPE that complied with ISO 10993-4 & -5 and USP Class VI • Supported a change to an injection molded material to ease production and enhance assembly capabilities Versaflex™ HC TPEs – OM1040-1 Grade KEY REQUIREMENTS WHY AVIENT?

Backed by decades of TPE expertise, our team can help you choose the best polymer for your product or customize a material to meet your specific challenges. Testing is on a scale of 1–10 (low-high odor) 1.844.4AVIENT www.avient.com Copyright © 2023, Avient Corporation. Contact Avient to tap into our expertise and learn more about our specialty TPEs.

GLS TPE - Bayer Cap - English BAYER® T P E O V E R M O L D E D C A P • Easy to grip and open • Design requirements: • Raised logo • Specific brand color • Optimize retail shelf space/reduce packaging • Improved packaging functionality for both user (ergonomic design) and on shelf (better stacking and reduced packaging) • Offered value-add formulation that allowed customer to extend brand differentiation in the market GLS™ Thermoplastic Elastomer KEY REQUIREMENTS WHY AVIENT?

VICTORINOX S W I S S S O L D I E R ’ S K N I F E Transition from metal to polymer handle that would be more ergonomic and provide: • Scratch and chemical resistance • Impact resistance and durability • A grippy, soft-touch feel • Collaborated with the customer to fully understand and meet their design challenges and goals • Used design and material expertise to develop a customized two-material solution that met all key requirements • Enabled the customer to produce a new, innovative product appealing to its consumers Bergamid™ nylon copolymer overmolded with GLS™ TPE KEY REQUIREMENTS WHY AVIENT?

Sehyun Kim 1. Table 1 below illustrates an example of this class of novel TPEs. REFERENCES 1.

4 Ways Blue Jean Stain Resistant TPEs Can Improve Phone Case Designs With blue jean stain resistant TPEs, designers will enjoy: For more information on blue jean stain resistant TPEs, download the application bulletin.