1.  1.

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

Sandy Wagner Marketing Communications Manager PolyOne GLS Thermoplastic Elastomers +1 815-385-8500 sandy.wagner@avient.com Michelle Maniscalco Marketing Communications Manager, North America PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com

November 1, 2022 SHANGHAI, China – November 1, 2022 – Avient today announced the addition of new high-impact polypropylene (PP) based grades to its Gravi-Tech™ density modified portfolio.

Get Help Now +1-866-737-2066 These customizable formulations can replace traditional materials such as FR PC/ABS, FR PC/PET and FR COPE, offer improved chemical resistance to common disinfectants, achieve a UL 94 V-0 at 1.5 & V-1 at 0.75 flame rating when necessary, and can often be molded in existing PC/ABS tooling. Chemically resistant replacement for FR PC/ABS, FR PC/PET & FR COPE providing UL 94 Yellow Card V-0 flame rating at 1.5 mm, V-1 at 0.75 mm thicknesses for a broad color spectrum

1)    Aesthetics Visual choices of parts are typically tailored to the type of raw material used to formulate the final product. 1)    What are your sustainability goals? 1)    Sustainable color possibilities:

Attachment 1 Special items (1) 1)

Attachment 1 Special items (1) 1)

Attachment 1 Special items (1) 1)

Attachment 1 Special items (1) 1)