Our Cesa™ Laser Marking Additives not only contain a laser marking additive but also deliver a part’s color and can include other additives such as those for scratch or UV resistance. Cesa Laser Marking Additives can be used with thermoplastics commonly used in vehicles including: • PP • PC/ABS • Polyamide • Polyacetal (POM) WHY SELECT LASER MARKING? Avient has experience formulating Cesa Laser Marking Additives that can work with a wide variety of polymers and processes, including injection molding, blow molding and extrusion.

Microsoft PowerPoint - Avient IR Presentation - May 2021 AVIENT CORPORATION M AY 2 0 2 1 I N V E S T O R M E E T I N G S (NYSE: AVNT) DISCLAIMER 2 Forward-Looking Statements In this presentation, 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. In addition, the cross- selling opportunities that leverage Avient’s Engineered Materials and Distribution segments will identify and deliver additional growth. Whether an additional line at an existing manufacturing plant, or a new facility in a growing region, we ramp-up quickly and cost-efficiently. 26 Capex / Revenue 2021E (%) AVIENT IS ASSET LIGHT Avient Specialty Other 2 3 2 2 2 3 3 4 3 3 3 4 4 5 5 5 6 7 7 8 24 t (E xc l.

Cesa™ Fiber Additives for Heat Preservation Today’s lifestyle tends to be more focused on outdoor sports and long-distance travel, developing more functional clothing is the key for brand owners and OEMs. Cesa™ Fiber Additives for heat preservation are the formulated additives to enhance the heat preservation performance of textiles with synthetic fibers according to the test standard GB/T 30127- 2013. Fabrics made with Cesa Fiber Additives can absorb more heat when exposed to simulated sunlight with the wavelength from 320 to 1100nm.

High black pigment loadings are also available to offer an efficient coloration package with deeper black options for higher-end textile applications such as automotive upholstery.   Avient’s portfolio of Cesa™ Fiber Additives, which can help enhance performance and improve the processing of extruded fibers, will also be on display. In addition to its colorant and additive solutions, Avient will also exhibit its MagnaColours® ITO range of textile dyes, chemicals, and functional finishes.

Cesa™ Bio Additives Metal Release Cesa™ Bio Additives ABSL Cesa™ Fiber Additives for Heat Preservation

Cesa™ Bio Additives Metal Release Cesa™ Bio Additives ABSL Cesa™ Fiber Additives for Heat Preservation

Cesa™ Bio Additives Metal Release Cesa™ Bio Additives ABSL Cesa™ Fiber Additives for Heat Preservation

Avient Resources Cesa™ Nox A4R Additives for Recycling - Polyolefin Antioxidant for Enhanced Recycling Cesa™ Nox A4R is a specialized antioxidant additive that stabilizes polyolefins during processing, preventing the typical defects like discoloration, gels, and black spots—during initial, and future conversion steps and recycling loops. 

NOTE: For additional NPE 2024 releases from Avient, click below to view:   Cesa™ Non-PFAS Process Aid for Extrusion: for use in polyethylene (PE) and polypropylene (PP) applications, it reduces friction between the polymer and the metal during extrusion comparable to a traditional processing aid but is formulated without fluoropolymers which may be classifiable as per- and polyfluorinated substances (PFAS) and will be presented during Avient’s technical seminar at NPE, “PFAS Alternatives: 2024 and Beyond,” by Sean Bernhardt, Senior Research and Development Manager, Color, Additives, & Inks, Americas at Avient, on May 7 at 3 p.m. and May 8 at 1 p.m. Additional details and registration for the technical seminars can be found here.

Avient Resources Cesa™ WithStand™ SX Low Haze Antimicrobial Additives (Chinese) Cesa™ Anti-Block and Cesa™ Slip Additives provided additives that result in a lower coefficient of friction for packaging end products