The outside round should be the inside radius plus wall thickness (IR + W).

Cesa™ Flame Retardant Additives PTFE-free and Non-halogen for Polycarbonate

Plastics Pact Product Innovation Protects Quality Recycle Cesa™ A4R Nox A4R Additives for Enhanced Recycling Innovation Award, Finalist: Product Technology Innovation, Finalist: Plastics Recycling Awards Europe 2023 2023 Sustainability Innovation Awards Avient’s sustainable solutions portfolio is not only enabling our customer’s commitments, it is also receiving recognition for product and technology innovation. HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 41 https://www.avient.com/products/thermoplastic-elastomers/resound-ultra-low-carbon-footprint-tpes https://www.avient.com/products/polymer-additives/antioxidant-additives/cesa-nox-a4r-additive-enhanced-recycling https://www.prseventeurope.com/prse2024/en/page/2023-winners https://usplasticspact.org/ https://www.prseventeurope.com/prse2024/en/page/2023-winners RENEW Avient’s portfolio of RENEW solutions are designed to advance the circular economy. HIGHLIGHTS from 2023: • Meet aggressive sustainability goals • Develop strategies to minimize plastic waste • Increase post consumer recycle (PCR) utilization and PCR availability • Meet legislation requirements • Solutions enabling increased use of PCR content • Specialty solutions incorporating recycle and biobased content • PCR Color Predictive Service, enabling increased use of recycled content • Avient Design Services to enable circular solutions RENEW Packaging Consumer Transportation 35-60% BIO-RENEWABLE CONTENT reSound™ BIO Thermoplastic Elastomers 35% LOWER CARBON EMISSIONS ColorMatrix™ SmartHeat™ RHC PCR Performance Additives EXPANDS PCR USAGE Design for Recycling CycleWorks™ Center for Mechanical Recycling 60% Nymax™ REC Recycled Nylon Formulations LEARN MORE RECYCLE CONTENT ENABLES 100% PCR UTILIZATION Cesa™ Nox A4R Additives for Enhanced Recycling BIOBASED FIBER ENABLING 10-20% LIGHTER WEIGHT SOLUTIONS Dyneema® SB301 Biobased UD Fiber 85% PCR Color Prediction Service Winner: Innovation Award, Plastics Industry Association & Product Technology Innovation, Plastics Recycling Awards Europe 2023 OF CONSUMERS CHOOSE BASED ON COLOR 35-40% RECYCLED CONTENT reSound™ REC PCR TPE for Automotive Interiors HOME | Contents | Message from the CEO | About Us | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2023 42Sustainability Report | 2023 42 https://www.avient.com/products/thermoplastic-elastomers/resound-bio-thermoplastic-elastomers https://www.avient.com/products/polymer-additives/reheat-additives-pet/colormatrix-smartheat-rhc https://www.avient.com/resource-center/services/cycleworks-innovation-center-plastic-recycling https://www.avient.com/products/engineered-polymer-formulations/sustainable-formulations/nymax-rec-recycled-nylon-formulations https://www.avient.com/products/polymer-additives/antioxidant-additives https://www.dyneema.com/latest-news/dyneema-unveils-breakthrough-innovation https://www.avient.com/products/thermoplastic-elastomers/resound-rec-recycled-content-thermoplastic-elastomers REDUCE Avient’s portfolio of REDUCE solutions include design and materials solutions that enable customers to reduce weight, energy consumption and emissions.

The outside round should be the inside radius plus wall thickness (IR + W).

Minden Avient munkatárs elismervényt ír alá arról, hogy elolvasta és megértette a Magatartási kódexet, illetve teljes mértékben be is tartja azt.

Commission file number 1-16091 PolyOne Corporation (Exact name of registrant as specified in its charter) Ohio 34-1730488 (State or other jurisdiction of incorporation or organization) (IRS Employer Identification No.) 33587 Walker Road, 44012 Avon Lake, Ohio (Zip Code) (Address of principal executive offices) Registrant’s telephone number, including area code (440) 930-1000 Securities registered pursuant to Section 12(b) of the Act: Title of each class Name of each exchange on which registered Common Shares, par value $.01 per share New York Stock Exchange Securities registered pursuant to Section 12(g) of the Act: None Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. The Company is currently being audited by the IRS and multiple state and foreign taxing jurisdictions.

Each of our Director nominees also has the folff lowing personal characteristics, which are required attributes for all Board nominees: high ethical standards, integrity, judgment and an ability to devote sufficient time to the affaff irs of our Company. Nominees for election to the Board are selected on the basis of the folff lowing criteria: ● Business or professional experience; ● Knowledge and skill in certain specialty areas such as accounting and finance, international markets, physical sciences and technology or the polymer or chemical industry; ● Personal characteristics such as ethical standards, integrity, judgment, leadership and the ability to devote sufficient time to our affaff irs; ● Substantial accomplishments with demonstrated leadership capabilities; ● Freedom froff m outside interests that conflict with our best interests; ● The diversity of backgrounds and experience each member will bring to the Board; and ● Our needs from time to time.

Commission file number 1-16091 (Exact name of registrant as specified in its charter) Ohio 34-1730488 (State or other jurisdiction of incorporation or organization) (IRS Employer Identification No.) 33587 Walker Road, 44012 Avon Lake, Ohio (Zip Code) (Address of principal executive offices) Registrant’s telephone number, including area code (440) 930-1000 Securities registered pursuant to Section 12(b) of the Act: Title of each class Name of each exchange on which registered Common Shares, par value $.01 per share New York Stock Exchange Securities registered pursuant to Section 12(g) of the Act: None Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.

Commission file number 1-16091 PolyOne Corporation (Exact name of registrant as specified in its charter) Ohio   34-1730488 (State or other jurisdiction of incorporation or organization)   (IRS Employer Identification No.) 33587 Walker Road,   44012 Avon Lake, Ohio   (Zip Code) (Address of principal executive offices)   Registrant’s telephone number, including area code            (440) 930-1000 Securities registered pursuant to Section 12(b) of the Act: Title of each class   Name of each exchange on which registered Common Shares, par value $.01 per share   New York Stock Exchange Securities registered pursuant to Section 12(g) of the Act: None Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.    

Commission file number 1-16091 PolyOne Corporation (Exact name of registrant as specified in its charter) Ohio 34-1730488 (State or other jurisdiction of incorporation or organization) (IRS Employer Identification No.) 33587 Walker Road, 44012 Avon Lake, Ohio (Zip Code) (Address of principal executive offices) Registrant’s telephone number, including area code (440) 930-1000 Securities registered pursuant to Section 12(b) of the Act: Title of each class Name of each exchange on which registered Common Shares, par value $.01 per share New York Stock Exchange Securities registered pursuant to Section 12(g) of the Act: None Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.