Safety and Health The top priority at Avient is the safety and health of our associates, and our ultimate goal is to operate injury free. Further, our Environmental, Health and Safety Committee oversees and monitors the establishment and maintenance by management of comprehensive safety, health, environmental, physical security and product stewardship policies, standards and practices for the Company. Our proxy materials for the Annual Meeting will be released to shareholders beginning March 27, 2024.

A dedicated selection of aid processes, all following the requirements of Annex A of EN13432, including slip agents, anti-block and metal release additives, can help reduce issues during the film extrusion and harmonize the entire process. Industry Standards ADDITIVE PRODUCT CODE PROCESS BENEFITS Anti Block CC10128310BG PLA Film Improve Separation Slip Agent CC10144939BG PLA Fibers Aids Process/ Stickiness Reduction Slip Agent CC10299977BG BOPLA Film Stickiness Reduction (End Products) Anti Block/Slip Agent CC10272954BG PLA Film Improve Separation/ Opening of the Bags Anti Block/Slip Agent BLA0050104 Injection Improve Overall Process for Ejection Anti Block/Slip Agent CC10178477BG BOPLA Film Stickiness Reduction/ High Transparency Metal Release CC10312144BG Extrusion Coating Good Chill Roll Release Melt Enhancer BLA0025041 PLA Sheet Melt Stabilizer for Thermoform Sheet COLOR PRODUCT CODE MB CARRIER COMMENTS Black CC10253380BG Blend 30% Carbon Black Black CC10085911BG PLA 30% Carbon Black Black CC10324006BG PBAT 40% Carbon Black White BL00050101 PLA 60% TiO2 White CC10245763BG Blend 60% TiO2 + Blue Undertone White CC10194583BG PBAT 70% TiO2 ONCAP™ BIO & CESA™ ADDITIVES – FOR FLEXIBLE FILM APPLICATIONS ONCOLOR™ BIO & RENOL™ COLORANTS – FOR INDUSTRIAL, AGRICULTURAL & HORTICULTURAL APPLICATIONS See the World in Color The coloration of biodegradable polymers—such as PLA, PHA, PBAT or blends—requires a careful selection of pigments that must comply with strict environmental standards.

Composite Heat Release Technology Composite Heat Release Technology Cesa™ Release Additives

Colorant Chromatics™ Evoluscend™ Non-PFAS High-Temperature Mold Release Additive Composite Heat Release Technology Cesa™ Release Additives

Ashish Khandpur President and CEO December 18, 2023 SAFETY & HEALTH POLICY Avient Corporation believes that safety and health are the highest corporate priority. As a member of the American Chemistry Council, we have adopted Responsible Care® Guiding Principles and the Process Safety Management Practices to continuously guide our efforts to improve safety performance. Our practices reinforce these imperatives, and our commitment to excellence in safety and health is absolute.

Buyer acknowledges that Seller has furnished to Buyer Safety Data Sheets, which include warnings together with safety and health information concerning the Product and/or the containers for such Product. No statement of agreement, oral or written, made before or at the formation of the contract shall vary or modify the written terms hereof, and neither party shall claim any amendment, modification or release from any provision hereof unless such change occurs in a writing signed by the other party and specifically identifying it as an amendment to the contract. No modification or addition to the contract shall occur by the acknowledgment or acceptance by Seller of a purchase order, acknowledgment, release or other form submitted by Buyer containing additional or different terms or conditions. 20.

Buyer acknowledges that Seller has furnished to Buyer Safety Data Sheets, which include warnings together with safety and health information concerning the Product and/or the containers for such Product. No statement of agreement, oral or written, made before or at the formation of these Terms shall vary or modify the written terms hereof, and neither party shall claim any amendment, modification or release from any provision hereof unless such change occurs in a writing signed by the other party and specifically identifying it as an amendment to these Terms. No modification or addition to these Terms shall occur by the acknowledgment or acceptance by Seller of a purchase order, acknowledgment, release or other form submitted by Buyer containing additional or different terms or conditions. 19.

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