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GLS™ Versaflex™ HC Thermoplastic Elastomers: Offers manufacturers design freedom, a simplified injection molding process, and streamlined production About PolyOne Michelle Maniscalco Senior Manager, Marketing Communications PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com

PolyOne Launches New, Innovative Vibration Damping Technology CLEVELAND – PolyOne Corporation (NYSE:POL) has launched a new overmolding technology based on its Versaflex™ VDT thermoplastic elastomer (TPE), de Accelerate Color Creation With ColorMatrix™ Select from PolyOne

Get Help Now +1-866-737-2066 Versaflex™ TF Adhesive TPEs for Textile Fabrics  Versaflex™ TF Adhesive Thermoplastic Elastomers (TPEs) for Textile Fabrics (Chinese)

Peel (N/mm) 2.9 2.9 2.9 3.1 2.9 2.9 2.9 OM Max. Peel, PLI - 17 22 20 17 OM Max. Peel, PLI 12 19 23 20 19 reSound OM 5510 for PP reSound OM 5510-60N Room Temperature 70C Bio-derived Content (%) 50% 50% 50% 50% 50% 50% 50% Hardness, Shore A 60 60 60 60 60 60 60 Specific Gravity 0.89 0.89 0.89 0.89 0.89 0.89 0.90 50% Modulus, PSI 247 241 244 251 234 244 240 100% Modulus, PSI 343 333 338 339 321 331 326 Tensile Strength, PSI 625 621 647 610 633 662 642 Elongation, % 306 314 309 313 312 315 315 Tear Strength, PLI 109 108 113 113 111 117 115 reSound OM 5520-55N Room Temperature 70C Bio-derived Content (%) 49% 49% 49% 49% 49% 49% 49% Hardness, Shore A 54 54 55 55 54 55 56 Specific Gravity 0.95 0.95 0.96 0.96 0.95 0.96 0.96 50% Modulus, PSI 258 256 256 265 266 271 257 100% Modulus, PSI 353 355 357 362 373 379 367 Tensile strength, PSI 637 615 637 669 651 674 642 Elongation, % 319 315 319 333 313 319 315 Tear Strength, PLI 146 136 133 142 137 138 141 reSound OM 5510-45N Room Temperature 70C Bio-derived Content (%) 40% 40% 40% 40% 40% 40% 40% Hardness, Shore A 45 46 47 46 46 45 45 Specific Gravity 0.88 0.89 0.89 0.89 0.89 0.89 0.90 50% Modulus, PSI 153 158 154 162 137 136 133 100% Modulus, PSI 251 259 259 261 226 222 218 Tensile Strength, PSI 438 481 451 495 417 470 486 Elongation, % 215 240 211 243 204 227 238 Tear Strength, PLI 84 81 87 82 83 85 84 AGING – PROPERTY RETENTION • Tested at room temperature and 70° C for comparison • Hardness, tensile strength elongation and modulus showed great retention Overmolding onto PP Overmolding onto ABS RHEOLOGY Suitable for injection molding and overmolding 1.0 10 100 1000 10000 100000 10.0 100.0 1000.0 reSound OM 5510-30N reSound OM 5510-45N reSound OM 5510-60N reSound OM 5510-70N Shear Rate, 1/s Ca pi lla ry V is co si ty , P a* s 1.0 10 100 1000 10000 100000 10.0 100.0 1000.0 reSound OM 5520-55N Shear Rate, 1/s Ca pi lla ry V is co si ty , P a* s Capillary viscosity at 200°C Capillary viscosity at 200°C reSound OM 5510 for PP reSound OM 5520 for ABS www.avient.com Copyright © 2020, Avient Corporation.

Versaflex™ VDT Vibration Damping TPE for Overmolding enables manufacturers of consumer electronics, power tools, sporting goods and appliances to add comfort and resilience to their products, providing a better end-user experience. About PolyOne Media contact Michelle Maniscalco Marketing Communications Manager, North America PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com

About PolyOne DeLuca Vice President, Investor Relations PolyOne Corporation +1 440-930-1226 isaac.deluca@avient.com Rose Director, Corporate Communications PolyOne Corporation +1 440-930-3162 kyle.rose@avient.com

Vibration damping technology: Versaflex™ VDT thermoplastic elastomers improve ergonomics and performance by increasing vibration damping to absorb shock. About PolyOne Media contact Michelle Maniscalco Marketing Communications Manager, North America PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com

Versaflex™ CE TPEs for portable audio speaker gaskets and skins protect audio components from water and dust while expanding design freedom. About PolyOne Michelle Maniscalco Senior Manager, Marketing Communications PolyOne Corporation +1 440 930 1988 michelle.maniscalco@avient.com

Shipment Notification - under "Material Header" MSDS - labeled as the "Product Number" (in Section 1)