Add surface textures via formulation and mold design

$1.74 $1.93 $2.80 2019PF 2020PF 2021E Adjusted EPS (1) + 61% (1) (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition 4 Webcast Details The webcast can be viewed live at avient.com/investors, or by clicking here: https://edge.media- server.com/mmc/p/eaivs28r. For more information, visit www.avient.com. # # # https://www.avient.com/investors/ https://edge.media-server.com/mmc/p/eaivs28r https://edge.media-server.com/mmc/p/eaivs28r https://www.avient.com/investors/ http://www.avient.com/ 5 Forward-looking Statements In this press release, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.

Application Snapshot Smartbatch Frost SFX Final COSMETICS BRAND P E R S O N A L C A R E P E T & R P E T P A C K A G I N G • Solutions suitable for 100% rPET carrier colorants • Compatible with all ISBM molding machines • Should work with a wide variety of rPET grades • Worked with customer to provide a special effect solution that achieved a matte or frost- like effect in PET resin • Created a formulation that diffuses light and enhances bottle appearance, similar to edge- glass • Allowed the customer greater design freedom with a wide range of color options • Enabled customer to reduce VOC by eliminating bottle spraying SmartBatch™ Frost Collection KEY REQUIREMENTS WHY AVIENT? REDUCE VOC & DESIGN FREEDOM https://www.avient.com/sites/default/files/2020-08/smartbatch-frost-collection-english.pdf

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Ideally, all polymer contacting edges should be round or radiused. Sharp edges on an insert can create sharp edges on the polymer that result in a stress riser. It may be difficult to minimize sharp edges due to the machining of the inserts but practically minimal sharp edges are acceptable.

The webcast can be viewed live at avient.com/investors, or by clicking here: https://edge.media-server.com/mmc/p/k7okojz2.  

The webcast can be viewed live at avient.com/investors, or by clicking here: https://edge.media-server.com/mmc/p/waapf8vc.  

For more information, visit https://www.avient.com.

The webcast can be viewed live at avient.com/investors, or by clicking here: https://edge.media-server.com/mmc/p/yrq7mgm9.  

The webcast can be viewed live at avient.com/investors, or by clicking here: https://edge.media-server.com/mmc/p/eaivs28r.