19WA ONYX BLACK UV V7 19WA ONYX BLACK UV V8 AVENGER RED 2

Microsoft PowerPoint - AVNT Q2 2021 Earnings Presentation - Website AVIENT CORPORATION S E C O N D Q U A R T E R 2 0 2 1 R E S U L T S (NYSE: AVNT) J U L Y 3 0 , 2 0 2 1 D I S C L A I M E R 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. Sustainable Development Goals • Updates sustainable solutions portfolio performance • Introduces latest Employee Resource Group (EMBRACE) focused on attracting and retaining racially diverse talent • Recognizes Avient as one of America’s Most Responsible Companies by Newsweek 2 0 2 0 S U STA I NA B I L I T Y R E P O R T 19 Reduce Scope 1 & 2 greenhouse gas emissions by 60%. Whether an additional line at an existing manufacturing plant, or a new facility in a growing region, we ramp-up quickly and cost-efficiently. 23 Capex / Revenue 2021E (%) AV I E N T I S A SS E T L I G H T Avient Specialty Formulators Other Chemical/Specialty Companies 2 2 2 2 3 3 3 4 3 4 4 5 5 5 5 5 6 7 27 A vi e n t A vi e n t (E xc l.

BLACK/GRAY UV DB4311 BLACK - 2 METALLIC RED UV

Q930-6-2 PINK RU2205 UV BEIGE BOTTLE REFRESH BLUE 2

ECCOH™ LOW SMOKE AND FUME, NON-HALOGEN FORMULATIONS PRODUCT SELECTION GUIDE ECCOH™ Low Smoke and Fume, Non-Halogen Solutions *Dry Silane abbreviated as DS **Cross-linked using Sioplas method 5549 UV Teck-90 5700 5801 UV 5865 5982 UV 6010 6151 6638 UV XLS 8001 APPLICATION Type Jacket Jacket Jacket Jacket Jacket Jacket Insulation Tight buffer, Micro-tube Jacket Jacket CABLE Type LV, Data LV LV, Data, OFC LV, Data, OFC Data, OFC LV, OFC LV OFC Data, OFC LV MARKETS Type B & C, Industrial Industrial, Teck-90 B & C, Industrial Industrial, Oil & Gas, Shipboard B & C B & C, Industrial Automotive B & C, Industrial B & C, Industrial B & C, Shipboard Cross-linked No No No Yes No No Yes No No Yes Cross-linking Method* N/A N/A N/A DS/E-beam N/A N/A DS/E-beam N/A N/A Sioplas GENERAL PROPERTIES Properties as Thermoset x x x SG g/cm³ 1.59 1.54 1.60 1.50 1.57 1.52 1.38 1.46 1.48 1.48 MFI, 150°C/21.6 Kg g/10 min 2.8 5 6 3.5 4 5.9 4.4 6 3 6 Hardness Shore D 44 54 50 46 50 54 56 53 53 49 Tensile psi 1740 2610 1595 1800 1740 2320 3336 2466 2030 2030 Elongation % 160% 200% 136% 133% 180% 150% 145% 160% 175% 160% LOI % 45% 36% 51% 39% 45% 41% 30% 33% 42% 33% Low temp brittleness (LTB) °C -26.5°C -49°C -10.5°C -30°C -39°C -38.5°C -41°C -35.5°C -26 -40.5 Max. Continuous Use Temp °C 90°C 90°C 105°C 90°C 125°C 90°C 90°C 105°C SMOKE DENSITY (MAX) Flaming Mode 45 104 312 163 312 118 98 60 101 121 Non-Flaming Mode 212 279 303 416 297 369 296 223 296 393 FEATURES ESCR x Flame Performance x x x x x Heat Resistance x x x High Char Forming x Low Temperature Performance x x Mechanical Properties x x x Oil Resistance x UL Listed Halogen-Free x x x FEATURES Wire and Cable • Highly flame retardant • Very low toxicity and smoke density • Many grades are cross-linkable • Can be processed with color or additive concentrate, and with UV stabilizer Pipe and Fittings • Highly flame retardant • Very low toxicity and smoke density • Suitable for extrusion, injection molding ECCOH™ ECCOH™ non-halogenated formulations re designed to be highly flame retardant with extremely low toxicity and smoke density.

TPE UV PQ-COOL GRAY 9C #2 ONFORCE LFT PP-30LGF/000 Black PINK 2

X15502012209 Black 70A RED LD 2 UV GREY IRWIN #39 ABS 2

PE Tarpaulin manufacturer PP MULTI- FILAMENT MANUFACTURER O U T D O O R C H A I R • Resist UV light degradation in U.S. & European climates for an extended period • Maintain color stability and resist brittleness for a minimum of 3 years • Reliable supplier with good product quality and stable supply • Offered a UV stabilizer for PP multi-filament yarn • Delivered good light fastness • Provided cost effectiveness by combining colorant and UV additive solutions • Had in-house Q-Lab UV (QUV) tester to meet strict customer standards Smartbatch Combination Colorants & Additives KEY REQUIREMENTS WHY AVIENT?

SS PEBBLE AQUA 2 BLACK FRPP JET BLACK DETECT NIR

Geon(TM) VBX3577M MAZDA BLACK PVC HOP ORANGE P-597 PP 2 COYOTE BROWN-NS-2