CLEVELAND – 2021年8月19日 – Avient today announced the latest additions to its growing reSound™ R recycled-content thermoplastic elastomers (TPE) portfolio. Developed in 45 to 55 Shore A durometers, the new reSound R grades are ideal for general purpose applications in the consumer and automotive industries. Available globally, the new reSound R TPEs are formulated with regionally recycled PVB.

Additives and Colorants for PP-R and PP-RCT Pipe Systems PP-R and PP-RCT Pipe & Fittings Matched color references in concentrates suitable for PP-R and PP-RCT

072CGNSPL PANTONE(R) 072 C SIMULATION 422CGNSPL PANTONE(R) 422 C SIMULATION 129CGNSPL PANTONE(R) 129 C SIMULATION

424ULBFF EPIC PANTONE(R) 424 U HO SIM 485CPFXABRB EPIC PANTONE(R) 485C SIM 287CPFXABRB EPIC PANTONE(R) 287C SIM

188CAB PANTONE(R) 188 C SIMULATION 537CAB PANTONE(R) 537 C SIMULATION 109CAB PANTONE(R) 109C SIMULATION

281CGNS PANTONE(R) 281 C SIMULATION 259CGNS PANTONE(R) 259 C SIMULATION 43588GNS R K CERISE

4725CPFXFSB EPIC PANTONE(R) 4725C SIM 372CPFXAB EPIC PANTONE(R) 372 C SIM 162-2-6CPFXAB EPIC PANTONE(R) SIM

Reclaimed end-of-life fishing nets avoid plastic ocean waste, and are the basis of Complēt R nylon 6 long fiber composites. CLEVELAND – 2022年2月28日 – Avient today announced the commercial availability of Complēt™ R long fiber-reinforced composites, which incorporate post-consumer recycled nylon 6 material reclaimed from end-of-life fishing nets.   Creating a positive environmental impact by reducing ocean-bound plastic waste, Complēt R nylon 6 long fiber composites can help OEMs to meet their goals for using materials containing recycled content.

Microsoft PowerPoint - AVNT Seaport Conference Presentation AVIENT CORPORATION S E A P O R T C O N F E R E N C E (NYSE: AVNT) A U G U S T 2 4 , 2 0 2 1 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. Q 2 2021 P E RFO R MA N CE U P DAT E $69 $122 $0.42 $0.87 Q2 2021 – ORGANIC PERFORMANCE 10 Sales Adjusted Operating Income $870 $1,235 + 42% + 77% + 107% (1) (1) (1) Q2 2021 SEGMENT PERFORMANCE 11 CAI $488 $624 ($ in millions) SEM Distribution $54 $86 +28% +59% $239 $404 $15 $24 +69% +60% $159 $241 $17 $37 +52% +118% SPECIALTY EBITDA MARGIN EXPANSION 12 CAI (1) 2018-2020 financial information is pro forma to include a full year of Clariant Masterbatch business acquisition 15.3% 15.2% 16.2% 18.5% 2018 2019 2020 YTD 2021 14.8% 15.2% 17.6% 19.1% 2018 2019 2020 YTD 2021 SEM • Continued portfolio transformation to high-growth end markets and sustainable solutions • Clariant Masterbatch synergy realization • Investments in composites and outdoor high performance applications drive growth and mix improvements CAI EBITDA MARGIN EXPANSION 13 Legacy CAI 18.9% 18.9% 20.3% 2019 2020 YTD 2021 Legacy 11.9% 13.8% 16.8% 2019 2020 YTD 2021 • Synergy capture translating to the bottom line • Positive mix with growth in healthcare, consumer and packaging end-markets • World-class vitality index of 35% represents sales from products introduced in the last five years. Our free cash flow supports shareholder value creation through investing in R&D for organic growth, completing bolt-on acquisitions, and returning cash to shareholders via our dividend program and opportunistic share repurchases. 30 1.

535CGNS PANTONE(R) 535 C SIMULATION 377CGNS PANTONE(R) 377 C SIMULATION 21557GNS R K BROWN