Thursday, November 2, 2023 Thursday, November 2, 2023

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CLEVELAND, July 2, 2018 /PRNewswire/ -- PolyOne Corporation (NYSE: POL) a premier provider of specialized polymer materials, services and solut July 2, 2018

CLEVELAND, Jan. 2, 2018 /PRNewswire/ -- PolyOne Corporation (NYSE: POL), a premier global provider of specialized polymer materials, January 2, 2018

June 2, 2014 June 2, 2014

CLEVELAND -- PolyOne Corporation (NYSE: POL) is pleased to announce its collaboration with Filip Technologies on the innovative FiLIP™ 2 wearab July 2, 2015

Khandpur 12/1/2023 — — — — — 141,952 5,900,945 2/08/2021 — — — — — 7,291 303,087 2/14/2022 — — — — — 6,689 278,062 2/17/2023 — — — — — 7,959 330,856 2/08/2021 18,133 9,067 — 42.27 2/08/2031 — — 2/14/2022 — — 22,300 52.64 2/14/2032 — — 2/17/2023 — — 26,250 42.93 2/17/2033 — — M.A. Garratt 2/08/2021 — — — — — 5,417 225,185 2/14/2022 — — — — — 4,794 199,287 2/17/2023 — — — — — 5,701 236,991 2/04/2015 9,200 — — 38.27 2/04/2025 — — 2/15/2017 13,250 — — 34.10 2/15/2027 — — 2/14/2018 11,050 — — 41.89 2/14/2028 — — 2/11/2019 18,200 — — 31.54 2/11/2029 — — 2/10/2020 19,650 — — 31.48 2/10/2030 — — 2/08/2021 13,433 6,717 — 42.27 2/08/2031 — — 2/14/2022 — — 16,000 52.64 2/14/2032 — — 2/17/2023 — — 18,800 42.93 2/17/2033 — — 2/08/2021 — — — — — 5,417 225,185 2/14/2022 — — — — — 4,794 199,287 2/17/2023 — — — — — 7,036 292,487 2/4/2015 2,500 — — 38.27 2/4/2025 — — 2/10/2016 10,400 — — 24.98 2/10/2026 — — 2/15/2017 10,100 — — 34.10 2/15/2027 — — 2/14/2018 10,400 — — 41.89 2/14/2028 — — 2/11/2019 17,150 — — 31.54 2/11/2029 — — 2/10/2020 19,200 — — 31.48 2/10/2030 — — 2/08/2021 13,433 6,717 — 42.27 2/08/2031 — — 2/14/2022 — — 16,000 52.64 2/14/2032 — — 2/17/2023 — — 23,250 42.93 2/17/2033 — — L.K. Kunkle (3) 2/08/2021 — — — — — 5,792 240,773 2/14/2022 — — — — — 5,425 225,517 2/17/2023 — — — — — 6,470 268,958 2/15/2017 12,100 — — 34.10 2/15/2027 — — 2/14/2018 11,500 — — 41.89 2/14/2028 — — 2/11/2019 19,250 — — 31.54 2/11/2029 — — 2/10/2020 21,200 — — 31.48 2/10/2030 — — 2/08/2021 14,433 7,217 — 42.27 2/08/2031 — — 2/14/2022 — — 18,050 52.64 2/14/2032 — — 2/17/2023 — — 21,250 42.93 2/17/2033 — — R.M.

Colorants & Additives for Electrical & Electronic Applications IEC 60695-2, known as the Glow Wire test, and UL 94 are established standards in the Electrical & Electronics industry that ensure plastic parts in electrical and electronic components have been tested for fire resistance in support of safer consumer products. OnColor™ UL 94 Colorants* • More than 2,000 recognized concentrates available worldwide in all color options • HB rating for most of PP, PS, ABS, PC/ABS, PBT, PA, PA-GF, TPU generic resins • V-0, V-1, V-2 and 5VA/5VB ratings for more than 200 specific engineering resins • Master file of recognized concentrates with scope of use accessible in the UL product finder • Development of custom products for specific resins upon request • Compliance Letters available for REACH and RoHS Cesa™ Flame Retardant Additives for Glow Wire • Fire performance in line with different levels of Glow Wire temperatures (IEC 60695-2-12) • Let-Down Ratio adjustable to reach different levels of Glow Wire temperatures • Non-halogen (in accordance with IEC 61249- 2-21) and non-HBCD** solutions • Wide range of solutions adapted to different polymers (PP, PS, PC) • Color and flame retardants can be combined in one product • Compliance Letters available for REACH and RoHS APPLICATION BULLETIN * Solutions also sold as Renol™ UL 94 Colorants APPLICATION POLYMER GWFI TEMPERATURE TYPICAL LET-DOWN RATIO CONTENT HIPS 750–960°C 5–10% Non-HBCD flame retardant** PC 850–960°C 2–4% Non-halogen in accordance with IEC 61249-2-21 PP homopolymer 850–960°C 4% Non-halogen in accordance with IEC 61249-2-21 PP copolymer 850–960°C 4–8% Antioxidant - metal deactivator ** Non-HBCD means that Hexabromocyclododecane (HBCD) is neither used as starting material during the mixing phase of our products nor intentionally added during production, but it cannot be excluded that it is not present at level of ubiquitous traces in any of the raw materials used in manufacturing of our products.

Microsoft PowerPoint - 2021 Baird Sustainability Conference AVIENT CORPORATION (NYSE: AVNT) B A I R D S U S T A I N A B I L I T Y C O N F E R E N C E F E B R U A R Y 2 3 , 2 0 2 1 WALTER RIPPLE V I C E P R E S I D E N T , S U S T A I N A B I L T Y • 28 Years Industry Experience • Bachelors of Chemistry, Texas A&M University • Executive MBA, University of Michigan • Former VP & General Manager, Global GLS TPE Business • 2+ years Vice President, Sustainability Avient Corporation 2 SUSTAINABILITY A T A V I E N T P E O P LE P RO D U CT S P LA N E T P E R F O RM AN CE O U R M I S S I O N E N A B L E O U R C U S T O M E R S ’ I N N O V A T I O N A N D S U S T A I N A B I L I T Y G O A L S T H R O U G H W O R L D C L A S S P R O D U C T S A N D S E R V I C E S A N D E X C E L L E N C E I N T H E F O U R C O R N E R S T O N E S O F : Avient Corporation 3 Enable 100% of products manufactured for packaging applications to be recyclable or reusable. Reduce Scope 1 & 2 greenhouse gas emissions by 35%. Develop and implement solutions to end plastic waste while supporting AEPW $1.5B investment in key initiatives. 2030 SUSTAINABILITY TARGETS Avient Corporation 5 PRODUCTS 8 W A Y S W E H E L P C U S T O M E R S B E M O R E S U S T A I N A B L E TRENDS IN FOCUS Avient Corporation 6 RECYCLING / CIRCULAR ECONOMY LIGHTWEIGHTING ECO-CONSCIOUS SUSTAINABLE SOLUTIONS FOR THE CIRCULAR ECONOMY Avient Corporation 7 OPTICA™ TONERS FOR PET LACTRA™ SX LIGHT BLOCKING ADDITIVE FOR PET AMOSORB™ OXYGEN SCAVENGER FOR PET JOULE™ & SMARTHEAT™ INFRARED ABSORBER ULTIMATE™ UV LIGHT BARRIER CESA®-NATUR BIO-SOURCED ADDITIVES TRIPLE A™ ACETALDEHYDE SCAVENGER FOR PET IR SORTABLE BLACK FOR RECYCLABLE PACKAGING EZE™ SLIP AGENT FOR PET ONCOLOR™ NATURALS – COLORANTS FOR RECYCLABLE PACKAGING RESOUND™ OM THERMOPLASTIC ELASTOMERS VERSAFLEX™ POST- CONSUMER RECYCLED (PCR) TPE FORMULATIONS AVIENT CYCLEWORKS I N N O V A T I O N C E N T E R T O A D V A N C E T H E C I R C U L A R E C O N O M Y • Laboratory mimics real-world circular recycling in a research environment • Conducts chemistry testing to improve plastics recycling for customers • Screening and evaluation of additive and colorant systems during recycling • Collaboration platform for customers and value chain partners Avient Corporation 8 Avient Corporation 9 AVIENT ENABLES CUSTOMERS’ CIRCULAR ECONOMY GOALS C O L O R M A T R I X ™ P R O C E S S A I D & T O N E R F O R R E C Y C L E D P E T LIGHTWEIGHTING Avient Corporation 10 NYMAX™ NYLON FORMULATIONS HYDROCEROL® CHEMICAL FOAMING AGENTS POLYSTRAND™ TAPES AND LAMINATES COMPLĒT™ LFT ENGINEERED RESINS W H AT ’S H AP P E N IN G AV IE N T S O LU T IO N S PLASTICS ARE: AVIENT SOLUTIONS ENABLE LIGHTWEIGHT DASHBOARD SKINS H Y D R O C E R O L ® F O A M I N G A G E N T S O L U T I O N S Avient Corporation 11 ECO-CONSCIOUS Avient Corporation 12 ONCOLOR™ BRILLIANT METALLIC COLORANTS W H AT ’S H AP P E N IN G ONCOLOR™ WPC CAPSTOCK TECHNOLOGY ZODIAC™ AQUARIUS™ WATER BASED SCREEN PRINTING INKS MAGIQ™ FIBER COLORANTS & ADDITIVES SAFER & CLEANER MATERIALS RESOURCE CONSERVATION HUMAN HEALTH & SAFETY ECO-CONSCIOUS ALTERNATIVES AV I E N T S O LU T IO N S AVIENT ECO-CONSCIOUS SOLUTIONS IMPROVE FACE MASK PERFORMANCE Avient Corporation 13 M A G I Q ™ E L E C T R E T P L U S T E C H N O L O G Y Improved filtration efficiency Protects against aerosols & bacteria particles Increased shelf-life ENERGY INTENSITY 9% WASTE INTENSITY 2% WATER INTENSITY 20% TOTAL CO2 EMISSIONS 29% PLANET K E Y P E R F O R M A N C E I N D I C A T O R S 2 0 1 6 - 2 0 1 9 56 ENERGY REDUCTION PROJECTS SAVE 7400+ MT/CO2 ANNUALLY PUNE, INDIAASSESSE, BELGIUM Avient Corporation 14 • Avient is a founding member • Cross value chain collaboration • Driving breakthrough innovations REVENUE FROM SUSTAINABLE SOLUTIONS 2016 2017 2018 2019 2020PF VOC Reduction Reduced Energy Use Bio-derived Content Eco-conscious Renewable Energy Applications Recyclability Reduced Material Requirements Lightweighting $275M $325M $355M $410M $560M (1) Proforma to include a full year of Clariant Masterbatch business acquisitionAvient Corporation 16 Revenue from sustainable solutions expected grow at an 8-12% CAGR into the future (1) THANK YOU Avient Corporation 17

Khandpur 12/1/2023 — — — — — 141,952 5,900,945 2/08/2021 — — — — — 7,291 303,087 2/14/2022 — — — — — 6,689 278,062 2/17/2023 — — — — — 7,959 330,856 2/08/2021 18,133 9,067 — 42.27 2/08/2031 — — 2/14/2022 — — 22,300 52.64 2/14/2032 — — 2/17/2023 — — 26,250 42.93 2/17/2033 — — M.A. Garratt 2/08/2021 — — — — — 5,417 225,185 2/14/2022 — — — — — 4,794 199,287 2/17/2023 — — — — — 5,701 236,991 2/04/2015 9,200 — — 38.27 2/04/2025 — — 2/15/2017 13,250 — — 34.10 2/15/2027 — — 2/14/2018 11,050 — — 41.89 2/14/2028 — — 2/11/2019 18,200 — — 31.54 2/11/2029 — — 2/10/2020 19,650 — — 31.48 2/10/2030 — — 2/08/2021 13,433 6,717 — 42.27 2/08/2031 — — 2/14/2022 — — 16,000 52.64 2/14/2032 — — 2/17/2023 — — 18,800 42.93 2/17/2033 — — 2/08/2021 — — — — — 5,417 225,185 2/14/2022 — — — — — 4,794 199,287 2/17/2023 — — — — — 7,036 292,487 2/4/2015 2,500 — — 38.27 2/4/2025 — — 2/10/2016 10,400 — — 24.98 2/10/2026 — — 2/15/2017 10,100 — — 34.10 2/15/2027 — — 2/14/2018 10,400 — — 41.89 2/14/2028 — — 2/11/2019 17,150 — — 31.54 2/11/2029 — — 2/10/2020 19,200 — — 31.48 2/10/2030 — — 2/08/2021 13,433 6,717 — 42.27 2/08/2031 — — 2/14/2022 — — 16,000 52.64 2/14/2032 — — 2/17/2023 — — 23,250 42.93 2/17/2033 — — L.K. Kunkle (3) 2/08/2021 — — — — — 5,792 240,773 2/14/2022 — — — — — 5,425 225,517 2/17/2023 — — — — — 6,470 268,958 2/15/2017 12,100 — — 34.10 2/15/2027 — — 2/14/2018 11,500 — — 41.89 2/14/2028 — — 2/11/2019 19,250 — — 31.54 2/11/2029 — — 2/10/2020 21,200 — — 31.48 2/10/2030 — — 2/08/2021 14,433 7,217 — 42.27 2/08/2031 — — 2/14/2022 — — 18,050 52.64 2/14/2032 — — 2/17/2023 — — 21,250 42.93 2/17/2033 — — R.M.