If a present or future law, governmental decree, order, regulation, or ruling under any existing or future legislation in any jurisdiction prevents Seller from increasing or revising the price as provided herein, or nullifies or reduces any price or price increase hereunder, upon written notice from one to the other, Seller and Buyer will attempt to identify mutually agreeable changes to conform the Contract with such law, decree, order, regulation, or ruling. Seller may change the price and/or terms of delivery and shipment at any time up until delivery, except where a written alternative pricing mechanism exists that is signed by Seller. In the event of Buyer’s breach or failure to perform, Seller shall be entitled to (but is not required to) recover from Buyer, in addition to any other damages caused by such action: (i) in the case of Products produced specifically for Buyer or which reasonably cannot be resold by Seller to a third party, the price of such Products as quoted in Seller’s order confirmation; or (ii) in the case of Products which can be resold by Seller, independent of the realized resale price, damages equal to fifty percent (50%) of the price for the Products as quoted in Seller’s order confirmation, as liquidated damages. 9.

COMPLĒT REC PIR NYLON 66 COMPARISON Complēt REC PIR PA66 materials are available in black or natural. COMPLĒT REC PCR NYLON 6 COMPARISON Complēt REC PCR PA6 materials are available in black. Post-Consumer Recycled Resin 0% 50% 100% Long Glass Fiber 50% 50% 50% Tensile Strength 35,000 psi 241 MPa 34,000 psi 234 MPa 31,500 psi 217 MPa Tensile Modulus 2,300 ksi 2,250 ksi 15,517 MPa 2,200 ksi 15,172 MPa Flexural Strength 52,000 psi 359 MPa 51,500 psi 355 MPa 51,500 psi 355 MPa Flexural Modulus 2,200 ksi 15,172 MPa 2,150 ksi 14,828 MPa 2,100 ksi 14,483 MPa Izod Notched Impact 5.5 ft-lb/in 4.5 ft-lb/in 240 J/m 4.0 ft-lb/in 214 J/m Izod Un-Notched Impact 25.0 ft-lb/in 1,335 J/m 23.0 ft-lb/in 1,228 J/m 20.5 ft-lb/in 1,095 J/m Post-Industrial Recycled Resin 0% 50% 100% Long Glass Fiber 50% 50% 50% Tensile Strength 36,000 psi 248 MPa 34,500 psi 238 MPa 34,000 psi 234 MPa Tensile Modulus 2,500 ksi 17,241 MPa 2,400 ksi 16,552 MPa 2,300 ksi Flexural Strength 54,000 psi 372 MPa 52,000 psi 359 MPa 51,000 psi 352 MPa Flexural Modulus 2,500 ksi 17,240 MPa 2,400 ksi 16,552 MPa 2,300 ksi Izod Notched Impact 5.5 ft-lb/in 4.0 ft-lb/in 214 J/m 3.5 ft-lb/in 187 J/m Izod Un-Notched Impact 22.5 ft-lb/in 1,202 J/m 19.5 ft-lb/in 1,041 J/m 19.0 ft-lb/in 1,015 J/m COMPLĒT REC PIR TPU COMPARISON Complēt REC PIR TPU materials are available in black or natural.

GEON 87322 RED GEON 87416 TAN GEON D8000 YELLOW (PRICE ONLY)

Due to the variation in scrap streams, they are colored black to deliver lot-to-lot consistency, but additional color options are also possible. KEY CHARACTERISTICS • 35–45% PCR/PIR content • Meet automotive standards for VOC, FOG, and odor • Colored black, additional colors are possible • Customizable formulations • Overmoldable to PP MARKETS & APPLICATIONS The reSound REC 7310 series provides a more sustainable TPE choice for automotive interior components and delivers comparable performance to their traditional counterparts.

GOVERNMENTAL CONSTRAINTS If a present or future law, governmental decree, order, regulation, or ruling under any existing or future legislation prevents Seller from increasing or revising the price as provided herein, or nullifies or reduces any price or price increase hereunder, upon written notice from one to the other Seller and Buyer will attempt to identify mutually agreeable changes to conform these Terms and Conditions with such law, decree, order, regulation, or ruling. PRICE AND TERMS ADJUSTMENT Seller may change the price and/or terms of delivery and shipment at any time up until shipment, except where a written alternative pricing mechanism exists in this contract. Unless otherwise stated, all prices are in Euro. 8.

In particular, these include statements relating to future actions; prospective changes in raw material costs, product pricing or product demand; future performance; estimated capital expenditures; results of current and anticipated market conditions and market strategies; sales efforts; expenses; the outcome of contingencies such as legal proceedings and environmental liabilities; and financial results. EPS $0.14 $2.67 $3.04 TOP-TIER SUSTAINABILITY PERFORMANCE AND RECOGNITION Industry Sustainability Standards 90th percentile 84th ESG Ratings Performance 1 14 PEOPLE C U L T U R E I S E V E R Y T H I N G Community Service 7x Safer than Industry Average World-Class Safety Leadership Development Over $17 million raised since 2010 Diversity & Inclusion 15 2022 RE SU LT S Q4 EBITDA BRIDGE (PRO FORMA TOTAL COMPANY) 17 $ millions CAI: Price / Mix 42 Inflation (20) SEM: Price / Mix 14 Inflation (10) Net Price Benefit 26 Wage and Energy Inflation (13) Clariant Color Integration Synergies 4 Incentives, Other Employee Costs 21 FX (10) Q4 2022 $107 Adjusted Q4 2021 $ 132 Demand (50) Russia Import Sales (3) • Demand contraction especially prevalent in EMEA and Asia • Pricing continues to cover inflation of raw materials, wages and energy PROVEN TRACK RECORD OF STRONG AND IMPROVING FREE CASH FLOW GENERATION 18 • Periods of economic weakness have driven higher levels of cash generation due to working capital management • Anticipate continued strong free cash flow generation and conversion despite global uncertainty 78% 78% 80% 80% 81% 78% 84% 83% 80% 0% 30% 40% 50% 60% 70% 80% 90% 2014 2015 2016 2017 2018 2019 2020 2021 2022 0 50 100 150 200 250 300 350 400 re e as h F lo w C o n ve rs io n re e as h F lo w FCF $ AVNT FCF Conversion % S&P FCF Conversion % Note: Free cash flow conversion calculated as (Adjusted EBITDA – Capex) / Adjusted EBITDA. 2020 is pro forma for Clariant Color and 2022 is pro forma for Avient Protective Materials Avient Specialty Other Specialty / 2023E(%) 31 79 87 81 79 76 73 90 77 76 75 73 64 59 33 MULTIPLE EXPANSION Avient Specialty Other Specialty / Note: Avient reflects 2023 adjusted EBITDA guidance of $530M and closing share price of $38.89.

Buyer’s sole and exclusive remedy for any claim shall be, at Seller’s option, a refund or credit of the purchase price paid by Buyer for the Product shown to be damaged or not in conformity with Seller’s warranties or replacement of such Product. If a present or future law, governmental decree, order, regulation, or ruling under any existing or future legislation prevents Seller from increasing or revising the price as provided herein, or nullifies or reduces any price or price increase hereunder, upon written notice from one to the other, Seller and Buyer will attempt to identify mutually agreeable changes to conform this contract with such law, decree, order, regulation, or ruling. Seller may change the price and/or terms of delivery and shipment at any time up until delivery, except where a written alternative pricing mechanism exists that is signed by Seller.

Buyer’s sole and exclusive remedy for any claim shall be, at Seller’s option, a refund or credit of the purchase price paid by Buyer for the Product shown to be damaged or not in conformity with Seller’s warranties or replacement of such Product. If a present or future law, governmental decree, order, regulation, or ruling under any existing or future legislation prevents Seller from increasing or revising the price as provided herein, or nullifies or reduces any price or price increase hereunder, upon written notice from one to the other, Seller and Buyer will attempt to identify mutually agreeable changes to conform this contract with such law, decree, order, regulation, or ruling. Seller may change the price and/or terms of delivery and shipment at any time up until delivery, except where a written alternative pricing mechanism exists that is signed by Seller.

Buyer’s sole and exclusive remedy for any claim shall be, at Seller’s option, a refund or credit of the purchase price paid by Buyer for the Product shown to be damaged or not in conformity with Seller’s warranties or replacement of such Product. If a present or future law, governmental decree, order, regulation, or ruling under any existing or future legislation prevents Seller from increasing or revising the price as provided herein, or nullifies or reduces any price or price increase hereunder, upon written notice from one to the other, Seller and Buyer will attempt to identify mutually agreeable changes to conform this contract with such law, decree, order, regulation, or ruling. Seller may change the price and/or terms of delivery and shipment at any time up until delivery, except where a written alternative pricing mechanism exists that is signed by Seller.

Avient Climate-related Scenario Analysis Summary SCOPE & TIME HORIZON AVIENT SCENARIO NET ZERO FUTURE PLEDGING PROGRESS STEADFAST POLICY CONVENTION 1.3-1.5°C 1.9-2.3°C 2.4-2.8°C TRANSITION RISK Net Zero Emissions Scenario Announced Pledges Scenario Stated Policies Scenario (IEA WEO 2021 1 scenarios) (NZE) | 1.4°C (APS) | 2.1°C (STEPS) | 2.6°C Emissions peak at 2050 and slowly decline through 2100 Emissions continue to rise beyond 2100 at slower rates Emissions continue to rise beyond 2100 at current rates BUSINESS IMPLICATIONS Increased transition risk: Business impacted by climate policies, carbon prices, market pressures and technological advancements Increased physical risk: Business impacted by direct damages and indirect discruption assocated with severe changes in climate driven weather events · Highly regulated policy environment · Moderate policy regulation · Few changes to current policy settings · Ambitious; net zero commitments achieved at most all levels · Government commitments and National Determined Contributions are achieved · Not all stated commitments are achieved · Improved air pollution in advanced and emerging market & developing economies · Rising air pollution levels especially in emerging market and developing economies · Doubling of the frequency of extreme heat events by 2050 and 120% increase in intensity & rising air pollution levels especially in emerging market and developing economies · Expectation of signifcant capital allocation for innovative product design, energy efficiency investments, and clean electrification of operations · Additional levels of R&D investment will be required to contribute to and attain announced commitments Continued R&D investment in current initiatives is expected · Steep increases in advanced economies' carbon prices · Considerable increases in emerging economies' carbon prices · Some change in carbon prices · Declining fuel prices · Regional variability in fuel prices, though slight net increase · Rising fuel prices 1 International Energy Agency World Energy Outlook 2021 The following summarizes Avient's climate-related risks and opportunities analyzed across multiple scenarios, in alignment with the Task Force on Climate-Related Financial Disclosures (TCFD) framework. CLIMATE-RELATED SCENARIOS ANALYZED Global operations through 2050 PARAMETERS & ASSUMPTIONS EXCEED 2.5°C EXCEED 2.0°C RETURN BELOW 1.5°C IMPACT DRIVER & NET ZERO FUTURE PLEDGING PROGRESS STEADFAST POLICY Policy & Legal Risk Carbon pricing exposure in USA, China, Germany and Spain Fines and/or compliance measures: · Clean electrification of operations; · Emissions intensive equipment phase-out; · Circular economic and materials efficiency strategies; · Net-zero carbon building standards; · Mandatory energy management systems and audits Carbon pricing exposure in USA, China, Germany, Spain, and Saudi Arabia Increased fines and compliance measures related to: · Phase-outs aligned with Nationaly Determined Contributions (NDC); · Renewable energy sourcing; · Material efficiency standards (minimum recycled content for packaging, and enhanced vechicle air quality) Some regional carbon pricing exposure in China, Germany and Spain Technology Risk Capital expenditures to subsitute emissions intensive technologies Declining price point competitiveness caused by decarbonization pass through costs R&D costs to transition to design and deploy lower-emissions technologies Slower substitution of materials with lower- emission options Market Risk Declining redundant supply and sourcing more sustainably causes raw material costs to rise Customers demand to lower their scope 3 emissions from purchased goods and services across all markets Increasing competition from existing and unforeseen polymer and non-polymer- based products that reduce further impact on climate Customer behaviors from advanced economies demand lower carbon products Rising degree of uncertainty in raw material prices Slow customer behavior changes in some advanced economies High degree of uncertainty in energy market signals Reputation Risk Chemical sector or certain petrochemical materials (i.e., plastics) stigmatized Rising expectations for rapid innovation and displacement of older, heavily carbon- intensive designs and manufacturing processes NDC countries expected to innovate and seek rapid minimization of customers' scope 3 emissions Increased concern from stakeholders for not addressing climate change globally or for the chemicals sector Acute & Chronic Risk Possible direct damage to fixed assets and logistics disruptions in both our value chain and operations More frequent and intense weather events and changing preciptation patterns are likely to damage manufaturing faciliites, disrupt logistics and sourcing activities, and negatively affect employee health and communities where we operate More frequent and intense weather events and changing preciptation patterns are likely to affect the performance of grids and thermal plants while pushing up demand for cooling, damage fixed assets, disrupt logistics and sourcing activities, and negatively affect employee health and communities where we operate IMPACT DRIVER & NET ZERO FUTURE PLEDGING PROGRESS STEADFAST POLICY Resource Efficiency Opportunity More efficient production and distribution processes, reduced natural resource usage, continued use of recycling, and inclusion of recycled materials in our products such as reSoundTM R, ColorMatrix™ Capture™ Oxygen Scavenger, among others will contribute to increasing product revenues and reduced operating costs Resource efficiency efforts supported by capital allocation in NDC countries is more likely and may accelerate a path toward maximizing ROI and reducing operating costs Less regulatory and pressure to incentivize may cause gains from efforts to lag Energy Source Opportunity Use of greater external financing options, such as operating lease arrangements or energy performance shared savings contracts, to source lower emission-energy and new technologies, such as carbon capture, utilization & storage (CCUS), in our operations may reduce operating costs and maximize returns on investment Use of lower emission-sources of energy in operations will lower operating costs and contribute toward reductions of our scope 1 and 2 emissions and product carbon intensities Use of renewable energy, increased efficiency, and electrification initiatives will lower operating costs and contribute toward reductions of our scope 1 and 2 emissions and product carbon intensities.