Avient products have not been designed for nor are they promoted or intended for use in: (a) medical devices categorized by either the United States Food and Drug Administration (FDA) or the International Standards Organization (ISO) as an “implant” device; or “Permanent” as defined under US Pharmacopoeia (USP) or ISO standards; or (b) active implantable medical devices as defined in EU Directive 90/385/EEC as amended; or (c) medical devices for “Long Term” use as defined in EU Directive 93/42/EEC as amended.

PP, PE, PS, PVC No Good Foam PP Better, larger cells with lower cell density in standard IM processes; suitable for cell nucleation in structural foam processing PP, PE, PS, PVC Yes Better FA-110 Best cell structure with higher cell density; provides better structural integrity and lower density in standard IM processes PP, PE, PS, PVC Yes Best KEY CHARACTERISTICS Excelite IM formulations provide injection molders with: • Material density and weight reduction • High concentration of active CFA • Improved distribution of CFA into polymer matrix • High cell density with tight cell structure • Control over consistency and accuracy • Reduced sink marks • Ability to improve flow of material • Cycle time reduction • Improved dimensional stability • Improved thermal insulation EXCELITE IM – PRODUCT FORMULATIONS www.avient.com Copyright © 2020, Avient Corporation.

PRIX ET CONDITIONS D'AJUSTEMENT Le Vendeur pourra modifier les conditions de prix et de transport à tout moment précédant l’expédition, - 4 - PAI-376900v1 governing or controlling such activity. ASSIGNMENT/DELEGATION Buyer may assign/transfer rights and/or delegate duties/obligations hereunder only with the prior written consent of Seller. Seller may assign/transfer rights and/or delegate duties/obligations hereunder to any affiliated company within the PolyOne group. 16.

Global Compact & fulfilled Communication of Progress (COP) requirements • New Sustainability Strategy overview page including our 2022 AIP ESG metrics • New ESG Performance page with ESG ratings, awards, and certifications • Increased disclosures on carbon emissions, including disclosure of Climate Change Scenario Analysis • Added new Product Stewardship and Chemical Management policies • Enhanced data reporting for Workforce Demographics • Improved social disclosures on human rights, dependent care and special leave and strategic training management 2021 SUSTAINABILITY REPORT Launching integrated sustainability website in parallel with report Aligned with leading reporting frameworks 9 ESG PERFORMANCE & AWARDS 10 84th ENVIRONMENTAL SOCIAL GOVERNANCE 1 3 (as of 6/30/22) 2022 O U TLO O K $429 $490 $3.05 $3.50 FY 2022 GUIDANCE (TOTAL COMPANY: CURRENT PORTFOLIO) 12 Sales Adjusted Operating Income $4,819 $5,100 + 6% Adjusted EPS + 14% + 15% (in millions) (in millions) (+ 9% excluding FX) (+ 18% excluding FX) (+ 20% excluding FX) 13 CASH FLOW / LEVERAGE ($ millions) 2022E Cash Flow from Operating Activities 400$ Less: Run-Rate CapEx (90) CapEx for Clariant Integration (10) CapEx for IT System Upgrade (15) Total CapEx (115) Free Cash Flow 285$ Adjusted EBITDA 635$ Net Debt / Adjusted EBITDA 1.6x 14 DYNEEMA / DISTRIBUTION UPDATES • Strong performance so far in 2022 in-line with our modeling • Acquisition to be finalized as early as September 1, pending standard regulatory process and closing conditions • Encouraging interest thus far from potential buyers for world-class business with a strong track record • Second round bids due in August DISTRIBUTION 15 PRO FORMA MODELING UPDATE 2022E ($M) Revenue 5,100$ 415$ 5,515$ (1,635)$ 3,880$ Adjusted EBITDA 635 130 765 (109) 656 EBITDA % 12% 31% 14% 7% 17% Adj.

In addition to the other duties of a director under these Guidelines, the Chairman of the Board (if an independent director) or the Lead Director, as applicable, is responsible for coordinating the activities of the independent directors, and in that role will: 4 Chair executive sessions of the non-employee directors, as described below under the caption “Executive Sessions,” and provide feedback and perspective to the Chief Executive Officer regarding discussions at these sessions; Approve information sent to the Board; Approve meeting agendas for the Board; Approve meeting schedules to assure that there is sufficient time for discussion of all agenda items; Serve as a liaison and facilitate communications between the Chief Executive Officer and other members of the Board; Advise the Chief Executive Officer as to the quality, quantity and timeliness of the flow of information from management to the Board and regarding the effectiveness of Board meetings; Interview all Board candidates, and provide the Governance and Corporate Responsibility Committee with recommendations on each candidate; Maintain close contact with the Chair of each standing committee and assist in ensuring communications between each committee and the Board; Consider the retention of advisers and consultants who report directly to the Board; Chair Board meetings; Have the authority to call meetings of the independent directors; If requested by major shareholders, ensure that he or she is available for consultation and direct communication; and Perform various other duties as may from time to time be determined by the Board. The Board will have the exclusive power and authority to administer this policy, including, without limitation, the right and power to interpret the provisions of this policy and to make all determinations deemed necessary or advisable for the administration of this policy, including, without limitation, any determination as to whether any election of directors is contested.

Der Käufer übernimmt alle Risiken und Haftungen, die sich aus (i) dem Entladen, der Lagerung, der Handhabung und der 11 or non-compliance with federal, state, provincial, or local laws and regulations governing or controlling such activity. Buyer agrees to indemnify and hold harmless Seller from and against any liability (including fines or legal fees) incurred by Seller with respect to any export or re-export activities by Buyer in violation of its obligations under the applicable Trade Control Laws. Buyer agrees to indemnify and hold harmless Seller from and against any liability (including fines or legal fees) incurred by Seller with respect to any export or re-export activities by Buyer in violation of its obligations under the applicable Trade Control Laws.

Seller reserves a right to discontinue any Product sold hereunder at any time, unless Buyer and Seller are bound by a pre-existing master agreement which would require Seller to notify Buyer of such discontinuance. 5. Amennyiben másképpen nem szerepel, - 4 - PAI-376902v1 arising out of unloading, discharge, storage, handling and use of the Product, or arising out of compliance or non-compliance with applicable laws and regulations governing or controlling such activity. ASSIGNMENT/DELEGATION Buyer may assign/transfer rights and/or delegate duties/obligations hereunder only with the prior written consent of Seller. 16.

Seller reserves the right to change these Terms and Conditions at any time, through a written communication to Buyer, without any need for obtaining any prior acceptance by or approval from Buyer. 1.2. Buyer may assign/transfer rights and/or delegate duties/obligations hereunder only with the prior written consent of Seller, not unreasonably withheld. Seller may assign this contract and/or rights and delegate obligations under this contract without the consent of Buyer. 13.

PROCESSING AND HANDLING ColorMatrix rePrize is active “as supplied”.

Occasionally, technicians from the equipment manufacturers are used to establish the ‘entitlement’ performance of a particular machine and most major manufacturers have technical service teams to help with this activity.