I hope the relationship between Avient and Virginia Tech will continue to grow.”About Virginia Tech Zeke Barlow Virginia Tech bzeke@vt.edu

Gravi-Tech™ Density Modified Formulations DESIGN GUIDE 2 Gravi-Tech Chapter 1. General purpose screws work well . 8 Gravi-Tech WALL THICKNESS Uniform wall thickness will achieve a uniform cooling, fill, and shrink rate. It is limited to a number of cavities such as (4, 8, 16, 32, 64) .

Product Name H15 H XF V2 70 MF5200-5004 NHFR V2 HS MF5200-5005 NHFR V2 RS H MF5200-5006 NHFR V2 RS HS H6 H XF V0 70 H20 H XF V0 T 70 H6 T/05 H XF V0 70 H6 T/10 H XF V0 70 H6 T/20 XF V0 T 70 H6 GF/10 XF V070 H8 GF/20 XF V0 70 H12 GF/25 H XF V0 70 H6 GF/30 XF V0 70 PE H XF V0 70 Polymer PP PE Flammability V2 V2 V2 V2 V0 V0 V0 V0 V0 V0 V0 V0 V0 V0 UL Listed No No No No No No No No No No No No No Yes Reinforcement Unfilled Unfilled Talc Talc Unfilled Unfilled Talc Talc Talc Glass Filled Glass Filled Glass Filled Glass Filled Unfilled Density (g/cm3) 1.03 0.9 0.98 1.05 1.07 1.06 1.08 1.15 1.16 1.11 1.25 1.32 1.35 1 MFI, 230°C/2.16 kg 13 20 23 20 5.5 20 6 6 6 6 7 12 5.5 E-Modulus (Tensile Modulus - Mpa) 1900 1500 2400 2600 2500 2500 2500 3000 3000 4300 6500 7500 8250 2000 Tensile Strength (Mpa) 25 30 32 30 26 20 26 25 23 55 70 75 78 20 Elongation (%) Product Name C10 XF V2 70 C10 H XF V0 70 C10 H XF V0 T C10 T/10 XF V0 70 C10 T/20 XF V0 70 C6 GF/30 H XF V0 70 C2 GF/20 XF V0 T 70 C6 GF30 H UV XF V0 70 GREY X2 70 GREY X3 70 Resin Chemistry COPO HOMO + COPO Polymer PP Flammability V2 V0 V0 V0 V0 V0 V0 V0 V0 V0 UL Listed No No No No No Yes No No No No Reinforcement Unfilled Unfilled Unfilled Talc Talc Glass Filled Glass Filled Glass Filled Glass Filled Glass Filled Density (g/cm3) 1.01 1.06 1.09 1.16 1.28 1.35 1.23 1.38 1.24 1.25 MFI, 230°C/2.16 kg 7 10 10 9 10 4.5 2.5 4.5 4 0 E-Modulus (Tensile Modulus - Mpa) 1800 1500 1300 1500 2400 8000 5000 8000 5250 6000 Tensile Strength (Mpa) 18 15 20 15 15 60 45 60 40 45 Tensile Strain at Break (ISO 527-2) (%) 63

1https://www.avient.com/products/engineered-polymer-formulations/conductive-signal-radiation-shielding-formulations/stat-tech-static-dissipative-electrically-conductive-formulations 2B. 1https://www.avient.com/sites/default/files/2020-09/stat-tech-tri-fold-processing-guide.pdf 2https://www.avient.com/sites/default/files/2020-12/therma-tech-processing-guide.pdf 1Gravi-Tech Processing Guide https://www.avient.com/sites/default/files/2020-10/2020-gravi-tech-processing-guide.pdf

XL 0117-50 GREEN 5001 NEPTUNE GREY PP FR 8-6 LMS-1000

TEL:+31102922689. assurance. dnvgl.com C ertificate N o: 7 0 7 1-1998-AQ -RGC-RvA I nitial c ertification date: 2 8 A pril, 1 9 98 V alid: 2 9 M arch, 2 0 18 - 2 9 M arch, 2 0 21 This is to certify that the management system of PolyOne-Shanghai, China No. 88, Guo Shou Jing Road, Z. Hi - Tech. Hi - Tech.

F O O D P RO C E S S I N G B E LT M A N U FAC T U R E R C O N V E Y O R B E L T • Electrical resistivity of E+8 Ω • FDA and EU 10/2011 food compliant • Designed to meet ATEX standard • Light color (white) • Provided a permanent statically dissipative solution • Met stringent compliance requirements • Reduced manufacturing steps from two-step process to single-step process Stat-Tech™ Thermoplastic Elastomer KEY REQUIREMENTS WHY AVIENT? All Rights Reserved https://www.avient.com/products/thermoplastic-elastomers/stat-tech-tpe-static-dissipative-electrically-conductive-thermoplastic-elastomers Food processing belt manufacturer

OMNICOLOR™ PROCESSING INFORMATION LIGHTFASTNESS This is measured on the Blue Wool Scale (BWS) from a minimum of 1 to a maximum of 8. COLOR PVC PE/PP/PUR PS ABS ACETAL PBT NYLON PC/PES OM5001 OC5UFB Sky Blue 200+ 260 260+ 280 200+ 280 280 280 OM5009 OC5SAD Powder Blue 200+ 280+ 260+ 280+ 200+ 300 280+ 300 OM5011 OC5UFD Mid Blue 200+ 280+ 260+ 280+ 200+ 300 280+ 300 OM5027 UC5UFF Royal Blue 200+ 240 220 NS NS NS NS NS OM5034 OC5SAF Pale Blue 200+ 280+ 260+ 280+ 200+ 300 280+ 300 OM5065 OC5SAG Navy Blue 200+ 280+ 260+ 280+ 200+ 300 280+ 300 OM5179 OC5UFI Ultra Blue 200+ 280+ 260+ 280+ 200+ 300+ 280+ 300+ OM5485 OC5UFJ Pacific Blue 200+ 280+ 260+ 280+ 200+ 300 280+ 300 OM5982 OC5SAI Baby Blue 200+ 260+ 260+ 280+ 200+ 300 280+ 300 OM55094 OC4UFB Purple 200+ 260 240 240 200+ NS NS NS OM55157 OC5UFS Ice Blue 200+ 280+ 260+ 280+ 200+ 300 280+ 300 OM55160 OC5SAH Midnight Blue # *200+ NS 260 260 NS 300 NS 300 OM55162 OC5UFM Cornflower Blue 200+ 280+ 260+ 280+ 200+ 300 280+ 300 OM55302 N/A African Violet 200+ 280 260 260 200+ 250+ NS NS OM55484 N/A Mistral 200+ 280+ 260+ 280+ 200+ 265 280+ 300+ OM55497 N/A Lavender 200+ 280+ 260+ 280+ 200+ 265 280+ 300+ OM55500 N/A Bluebell 200+ 280+ 260+ 280+ 200+ 265 280+ 300+ OM55502 N/A Lilac 200+ 240 240 NS 200+ NS NS NS OM6037 N/A Aqua 200+ 280+ 260+ 280+ 200+ 265 280+ 300+ OM6969 OC6UFL Alpine Green 200+ 280 260 260 200+ 280 NS 280 OM6985 OC6SAK Spearmint Green 200+ 280+ 260+ 280+ 200+ 300 280+ 300 OM6994 OC6UFN Leaf Green 200 240 220 NS NS NS NS NS OM66070 OC6UFC Fern Green 200+ 280 260 260 200+ 280 NS 280 OM66072 OC6SAD Springtime 200+ 280 260 260 200+ 280 NS 280 OM66075 OC6SAE Racing Green 200+ 280 260 260 200+ 280+ NS 280+ OM66083 OC6SAF Fresh Green 200+ 280 260 260 200+ 280 NS 280 OM66087 OC6UFG Sage Green 200+ 280 260 260 200+ 280 NS 280 OM66088 OC5UFQ Marine Blue 200+ 280 260 260 200 280 NS 280 OM66099 OC6SAG Lime Green *200+ NS 260 250 NS 280+ NS 280+ OM66100 OC6SAH Olive Green 200+ 280+ 260+ 260+ 200+ 300+ 280+ 300+ OM66159 N/A Pod Green 200 240 220 NS NS NS NS NS OM66161 N/A Ocean Green 200+ 280 260+ 260+ 200+ 265 280+ 300 OM66301 N/A Dewdrop 200+ 260+ 260+ NS 200+ NS NS 280+ OM66303 N/A Grass Green 200+ 260+ 260+ NS 200+ NS NS 280 OM66306 N/A Lettuce Green 200+ 260+ 260+ NS 200+ NS NS 280 OM66307 N/A Apple Green 200+ 260+ 260+ NS 200+ NS NS 280 OM7002 OC7SAE Light Grey 200+ 280+ 260+ 280+ 200+ 300+ 280+ 300+ OM7020 OC7UFD Dark Grey 200+ 280+ 260+ 280+ 200+ 300+ 280+ 300+ OM7021 OC7SAF Ash Grey 200+ 280+ 260+ 280+ 200+ 300+ 280+ 300+ OM7053 OC7UFF Mid Grey 200+ 280+ 260+ 280+ 200+ 300+ 280+ 300+ OM7378 OC7UFG Dove Grey 200+ 280+ 260+ 280+ 200+ 300+ 280+ 300+ OM7759 OC7UFJ Soft Grey 200+ 280+ 260+ 280+ 200+ 300+ 280+ 300+ OM7994 OC9SAG Graphite 200+ 280+ 260+ 280+ 200+ 300+ 280+ 300+ OM7996 OC7SAH Moonstone 200+ 280+ 260+ 280+ 200+ 300+ 280+ 300+ OM7999 OC7UFN Pebble ** 200+ 280+ 260+ 280+ 200+ 300+ 280+ 300+ OM77000 OC7SAG Cloud Grey 200+ 280+ 260+ 280+ 200+ 300+ 280+ 300+ OM77007 OC9SAE Mink ** 200+ 280+ 260+ 280+ 200+ 300+ 280+ 300+ OM77013 OC5SSA Dusk 200+ 280+ 260+ 280+ 200+ 265 280+ 300 OM77140 N/A Putty 200+ 280 260+ 260+ 200+ 265 280+ 280 + Potential use at temperatures above those indicated NS Not suitable for use in polymer indicated # Contains dyestuff which will migrate from PE/PP and all other polyolefins OMNICOLOR™ PROCESSING TEMPERATURES RECOMMENDED MAXIMUM PROCESSING TEMPERATURES FOR OMNICOLOR IN SELECTED POLYMERS IN °C UK COLOR NO. African Violet UK OM55302 US Not Available Olive Green UK OM66100 US OC6SAH Cloud Grey UK OM77000 Stock US OC7SAG Toffee UK OM88721 US OC8SAP Mistral UK OM55484 US Not Available Pod Green UK OM66159 US Not Available Mink UK OM77007 US OC9SAE Honey Beige UK OM88723 Stock US OC8SAQ Lavender UK OM55497 Stock US Not Available Ocean Green UK OM66161 US Not Available Dusk UK OM77013 US OC5SAA Chestnut Brown UK OM88726 US OC8SAR Bluebell UK OM55500 US Not Available Dewdrop UK OM66301 US Not Available Putty UK OM77140 US Not Available Beige UK OM88729 Stock US OC8SAS Lilac UK OM55502 US Not Available Grass Green UK OM66303 US Not Available Storm Grey UK OM77142 Stock US Not Available Fudge UK OM88820 US Not Available Aqua UK OM6037 US Not Available Lettuce Green UK OM66306 US Not Available Vapour UK OM77326 US Not Available Demerara UK OM88833 Stock US Not Available Alpine Green UK OM6969 Stock US OC6UFL Apple Green UK OM66307 US Not Available Pigeon UK OM77327 US Not Available Sandstone UK OM88942 US Not Available Spearmint Green UK OM6985 Stock US OC6SAK Light Grey UK OM7002 Stock US OC7SAE Shark UK OM77330 US Not Available Deep Black UK OM0055 Stock US OC9UFA Leaf Green UK OM6994 Stock US OC6UFN Dark Grey UK OM7020 Stock US OC7UFD Chocolate Brown UK OM8004 Stock US OC8SAH Ebony UK OM0086 US OC9SAD Fern Green UK OM66070 Stock US OC6UFC Ash Grey UK OM7021 Stock US OC7SAF Terracotta UK OM8005 Stock US OC8SAI Onyx UK OM0093 Stock US Not Available Springtime UK OM66072 US OC6SAD Mid Grey UK OM7053 Stock US OC7UFF Light Brown UK OM8018 Stock US OC8SAJ Racing Green UK OM66075 Stock US OC6SAE Dove Grey UK OM7378 Stock US OC7UFG Mushroom UK OM8021 US OC8SAK Fresh Green UK OM66083 Stock US OC6SAF Soft Grey UK OM7759 Stock US OC7UFJ Mid Brown UK OM8029 Stock US OC8SAL Sage Green UK OM66087 Stock US OC6UFG Graphite UK OM7994 Stock US OC9SAG Dark Brown UK OM8142 Stock US OC8UFK Marine Blue UK OM66088 US OC5UFQ Moonstone UK OM7996 US OC7SAH Mahogany UK OM8332 Stock US OC8ASM Lime Green UK OM66099 US OC6SAG Pebble UK OM7999 US OC7UFN Rosewood UK OM8399 US OC8SAN VALUE RANGE US: Not Available Value White UK OM0038 Stock Value Yellow UK OM1339 Stock Atlantic Pearl UK OM55561 Bottle Green UK OM66302 Stock Stone Effect UK OM0246 Value Blue UK OM5972 Midnight Satin UK OM55563 Arctic Moss UK OM66344 Pearl UK OM0299 Odyssey UK OM9074 Stock Frost Bite UK OM55564 Grape UK OM66345 Metallic Sand UK OM0589 Spanish Earth UK OM33074 Winter Wind UK OM55565 Value Green UK OM66380 Stock Autumn Gold UK OM0590 Sunset Pearl UK OM33075 Mirage UK OM55566 Value Grey UK OM77450 Tropical Pearl UK OM0592 Pink Sparkle UK OM33100TR Purple Silk UK OM55567 Inca Gold UK OM0593 Stock Value Red UK OM33111 Blue Sparkle UK OM55666TR Sparkle UK OM0797TR Soft Lilac UK OM55559 Violet Sparkle UK OM55700TR PEARLESCENTS US: Not Available Pearl White UK OM0174 Satin Pearl UK OM0448 Straw Pearl UK OM1830 Shrimp Pink UK OM33051 Azure Blue UK OM55483 Arctic Pearl UK OM55495 Mint Pearl UK OM66297 METALLICS Gold UK OM0541 US OC8SAD Aztec Gold UK OM0548 Stock US OC8SAE Copper UK OM0567 US OCCSAD Summer Bronze UK OM0574 US Not Available Silver UK OM0701 Stock US OC7UFA Pewter UK OM0739 US OC7SAD FLUORESCENTS Fluorescent Yellow UK OM1268 US OC1SAD Fluorescent Orange UK OM2266 US Not Available Fluorescent Pink UK OM3752 US OC3SAG Fluorescent Green UK OM6941 US OC6SAJ UN PLUS US: Not Available Diamond White UK OM0279HT Stock Claret UK OM4217HT Cumulus UK OM0447HT Lava UK OM33049HT Melon Yellow UK OM1739HT Stock Poinsettia UK OM33050HT Pineapple UK OM1740HT Mid Green UK OM66148HT Stock Hornet UK OM1829HT Stock Forest Green UK OM66294HT Stock Fresh Orange UK OM2264HT Stock Astro UK OM66295HT Stock Deep Red UK OM3930HT Stock Dolphin UK OM77323HT Sunset UK OM3940HT Stock Slate UK OM77324HT AVIENT IS A PREMIER PROVIDER of specialized and sustainable material solutions and services that transform customer challenges into opportunities.

EBITDA Margins (1) 5.4% 11.5% 16.0% 2006 2018 2023E • Delivered on organic growth combined with transformative and bolt-on acquisitions • Divested commodity businesses tied to more cyclical end markets • Expanded presence in high growth areas of sustainable solutions, composites, healthcare applications and emerging regions LONG-TERM REVENUE GROWTH DRIVERS Avient Corporation 14 Growth Drivers Long-Term Growth Rate Sustainable Solutions 8–12% Composites 8–10% Healthcare 8–10% Asia / LATAM 5% Other (GDP growth) 0–2% Avient 6% 60%+ Key Growth Drivers Sustainable Solutions Composites, Healthcare, Asia / LATAM Overlap Other (GDP Growth) HISTORICAL GROWTH DRIVER PERFORMANCE Avient Corporation 15 Composites $51 $84 $212 $668 2016 2018 2020 2022 Organic CAGR 10% Healthcare $108 $113 $231 $293 2016 2018 2020 2022 Organic CAGR 11% Asia/Emerging Regions $265 $358 $726 $830 2016 2018 2020 2022 Organic CAGR 12% $340 $455 $790 2016 2018 2020 2022 $1,175 Sustainable Solutions Organic CAGR 11% (Sales $ in millions) Avient Corporation 16 $340M $405M $455M $550M $790M $915M 2016 2017 2018 2019 2020 2021 2022 Revenue From Sustainable Solutions 2016-2022 ($ in millions) 11% Org anic CAG R $1,175M Lightweighting Eco-Conscious Recycle Solutions VOC Reduction Sustainable Infrastructure Human Health & Safety Reduced Energy Use Bio-polymers Solutions to increase recycled content and minimize plastic waste Solutions to reduce weight and energy consumption Solutions to preserve and protect natural resources & human life SUSTAINABILITY: FOCUS TODAY Sustainability Strategy Walter Ripple Vice President, Sustainability Avient Corporation 17 OUR SUSTAINABILITY COMMITMENT As the world’s premier provider of specialized and sustainable materials, services, and solutions, Avient is committed to meeting the needs of the present without compromising future generations’ ability to meet their needs. Per Carlsson, Manufacturing and Operations CUSTOMER TESTIMONIALS Avient Corporation 71 50 90 0 20 40 60 80 100 2022 2030 Medical Plastics Market Size PRESERVE – TAKEAWAY Protecting Human Life and Enabling Connectivity Drives Growth Projections Examples Covered Today 56% Other Applications 44% 2022 $525M (i n $B ill io ns ) 8% CAGR 34% CAGR 5G Infrastructure Market Size 12 92 0 10 20 30 40 50 60 70 80 90 100 2023 2024 2025 2026 2027 2028 2029 2030 (in $ B ill io ns ) Source: Grand View Research Source: Global Data Summary Jamie Beggs Senior Vice President and Chief Financial Officer Avient Corporation 72 OUR SUSTAINABILITY REPORT Avient Corporation 73 Avient Corporation 74 2030 SUSTAINABILITY GOALS Avient Corporation 75 PERFORMANCE AND RECOGNITION 1 2 5 ESG Ratings Performance ESG Awards and Certifications top 13% 94th percentile Avient Corporation 76 SUSTAINABILITY INNOVATION AWARDS Ultra-Low Carbon Footprint TPE Innovation Award, Finalist: Plastics Industry Association PCR Colorants + Additives Sustainable Packaging Innovation, Finalist: U.S. Plastics Pact Post-Consumer Recycle (PCR) Color Predictive Tool Innovation Award, Winner: Plastics Industry Association Product Technology Innovation, Winner: Plastics Recycling Awards Europe 2023 Additive for Enhanced Recycling Innovation Award, Finalist: Plastics Industry Association Product Technology Innovation, Finalist: Plastics Recycling Awards Europe 2023 Service Innovation Enables Quality Recycle Product Innovation Enables PCR Claims + Low CO2 Product Innovation Protects Quality Recycle …are Growing at Twice the Rate as Conventional Products Sustainably-Branded Products… Consumers Are demanding recyclability and eco- conscious products Governments Are mandating changes through legislation, taxes, and regional accords STAKEHOLDER INFLUENCE DRIVES DEMAND For Sustainable Products From Sustainable Companies Brand Owners Have committed to ambitious goals to achieve sustainability metrics Avient Corporation 77 Avient Corporation 78 SUSTAINABILITY TRENDS DRIVE LONG-TERM GROWTH 8-12% Long Term Growth 18 46 2023 2032 Global Offshore Annual Wind Installations (in Gigawatts) 50 90 2022 2030 Medical Plastics Market Size (in $Billions) 2020 2030 12% CA GR 3% CA GR Recycled Plastics Virgin Plastics Growing Demand for Recycled Content Avient Sustainable Solutions 11 % CA GR 8% CA GR Sources: McKinsey, Bloomberg, Grand View Research Avient Corporation 79 Increasing the use of recycled content Reducing weight to lower fuel consumption 2022 SALESDESCRIPTION $340M $310M $525M OUTCOMES Enabling customers to advance the circular economy Shrinking carbon footprint and decreasing emissions Making our planet a better place for all Using fewer natural resources; protecting human life $1,175MTOTAL SALES SUSTAINABILITY TRENDS DRIVE LONG-TERM GROWTH AVIENT IS WELL-POSITIONED A Clean House Avient holds leading ratings on ESG matters of importance to customers, countries, and key stakeholders Leading Portfolio Our formulation expertise and materials are meeting the unique sustainability needs of our customers around the world in endless applications 8-12% Long-Term Growth RateAvient’s Sustainable Solutions Investing in Innovation 85% of our opportunity funnel is directed at sustainable solutions addressing unmet customer needs Avient Corporation 80 Avient Corporation 81 ADJUSTED EBITDA MARGIN EXPANSION • Transformative acquisitions combined with divestitures of more cyclical businesses have improved margins over 400 bps since 2018 • 20% long-term margin goal to be driven by key growth drivers, with sustainable solutions playing a meaningful role 5.4% 11.5% 16.0% 17.3% 20% 20.0% 2006 2018 2023E Recovery Growth Drivers Strategic Objective 20%+ +1%+ +3%+ Community Service 7x Safer than Industry Average World-Class Safety Leadership Development Over $19 million raised since 2007 Diversity & Inclusion PEOPLE AND CULTURE Avient Corporation 82 Avient Corporation 83 • 6% annualized long-term sales growth leveraging sustainable solutions, composites, healthcare, and emerging regions • Expand EBITDA margins to 20% • Deliver annual EBITDA and EPS growth of 10% and 15% • Maintain asset-light, 80% free cash flow conversion profile and be valued as a specialty formulator • Continue fostering our Great Place to Work® culture LONG-TERM OBJECTIVES Avient Corporation 84 Wrap Up and Q + A Bob Patterson Chairman, President, and Chief Executive Officer Avient Corporation 85 Investor Deck_9_19_23 v4_WEBSITE_GAAP.pdf 2023 SR Non-GAAP Rec v3

Silcosperse™ EC Electrically Conductive Additive Dispersions Learn more about how Silcosperse™ EC additive dispersions provide varying levels of electrical conductivity to silicone material