G LO BA L C O N S U M E R E L E C T RO N I C S B R A N D G A M I N G W H E E L G R I P • Soft touch feel • Good bonding with PC+20GF substrate • Non-blooming surface finish • Replaced leather with a TPE to improve production efficiency through overmolding • Provided a recyclable alternative to silicone, giving the customer the choice of more sustainable grip material • Offered durable solution with good wear resistance and excellent chemical and oil resistance Versaflex CE TPE KEY REQUIREMENTS WHY AVIENT?

PowerPoint Presentation P R O S T H E T I C S A N D O R T H O T I C S B R A N D K N E E R A I L & B R A C E • Replace metal to reduce weight • Update design to achieve slimmer design • Offer excellent strength and modulus properties • Improve durability with better fatigue resistance than incumbent aluminum • Increased design freedom and lightweighting for metal replacement applications while meeting structural needs • Delivered excellent fatigue endurance and moisture resistance for enhanced durability • Achieved cost reduction per part by switching to an injection molding process Complēt Long Carbon Fiber Reinforced Structural Thermoplastics WHY AVIENT?

PowerPoint Presentation M E D I C A L D E V I C E M A N U FA C T U R E R O S T O M Y B A G S E A L S • Comply with ISO 10993 and FDA Class II medical device regulations • Offer Good sealing performance • Provide technical supports for processing recommendations • Deliver a high compression set materials to improve comfort • Provided a medical-grade TPE to help the customer meet necessary regulatory specifications and gain market share • Provided technical support during design and the manufacturing process for EVA bonding • Delivered soft-touch feel and excellent sealing performance Versaflex HC Thermoplastic Elastomers - G2705 Formulation KEY REQUIREMENTS WHY AVIENT?

D is t. ) K W R R P M P P G A V Y F U L G C P IF F H X L F M C F O E H U N E C L K R A E M N A S H C E S C L G R A A L B Median: 5%Median: 3% Source: Peer data per Bloomberg market data as of 2021年4月27日 Avient reflects 2021 estimated revenue of $4,300M and excludes one-time synergy capture CAPEX ($20M) Avient Specialty Formulators Other Chemical/Specialty Companies Free Cash Flow Conversion (1) 2021E (%) Being asset light helps us to generate strong free cash flow that is in line with specialty formulators. Free cash flow conversion calculated as (EBITDA – Capex) / EBITDA Median: 84% Median: 77% H I G H F R E E C A S H F L OW C O N V E R S I O N Avient reflects 2021 estimated EBITDA of $560M and excludes one-time synergy capture CAPEX ($20M) Source: Peer data per Bloomberg market data as of 2021年4月27日 87 89 87 86 82 81 76 88 87 84 82 81 78 77 77 77 76 73 70 69 50 19 A vi e n t K W R P P G R P M A V Y F U L G C P F M C IF F H X L U N V R E C L A S H C E B N R F O E E M N G R A H U N K R A S C L A L B Source: Peer data per Bloomberg market data as of 2021年4月27日 Total Enterprise Value / 2021E EBITDA Our current valuation with updated guidance implies an EBITDA multiple that is below specialty formulator peers and the majority of our chemical peers. With the Clariant Masterbatch acquisition and divestment of the PP&S business, our exposure is now concentrated in less-cyclical and high-growth markets, with increased geographic diversification and a more specialized portfolio that can significantly expand EBITDA margins. 20 Avient reflects 2021 estimated EBITDA of $560M O U R VA LUATI O N V E R S U S P E E R S Avient Specialty Formulators Other Chemical/Specialty Companies 10.2 17.7 16.0 14.9 14.6 11.6 11.1 26.7 24.0 22.8 14.3 12.7 11.5 11.2 11.1 11.0 10.3 10.1 9.5 9.4 8.3 7.0 A vi e n t K W R A V Y R P M P P G G C P F U L A L B H X L E C L IF F F M C B N R A S H G R A F O E S C L E M N U N V R C E K R A H U N Median: 11.1xMedian: 14.8x S U M M A RY: W H Y I N V E S T I N AV I E N T ?

Whether an additional line at an existing manufacturing plant, or a new facility in a growing region, we ramp-up quickly and cost-efficiently. 43 Capex / Revenue 2022E (%) AV I E N T I S A S S E T L I G H T Avient Specialty Formulators Other Chemical/Specialty Companies 2 3 2 2 2 3 4 3 3 5 5 7 7 8 11 A vi en t A vi en t P F F U L K W R P P G R P M A V Y F M C H U N H X L E C L E M N C E A S H S C L Source: Peer data per Bloomberg market data as of 2022年4月21日. Free cash flow conversion calculated as (EBITDA – Capex) / EBITDA H I G H F R E E C A S H F LOW C O N V E R S I O N Avient reflects 2022 estimated EBITDA of $635M and estimated CAPEX of $90M (excludes IT system upgrade of $15M and synergy capture CAPEX of $10M) Avient PF reflects 2022 modelled EBITDA of $660M and estimated CAPEX of $120M to reflect Dyneema run-rate CAPEX, as well as potential sale of Distribution. 来源：Peer data per Bloomberg market data as of 2022年4月21日 86 82 86 86 84 78 77 89 86 81 80 76 76 76 67 67 11 (12) A vi en t A vi en t P F F U L K W R P P G R P M A V Y F M C U N V R B N R H U N H X L E C L C E A S H E M N S C L A LB 12% 18% 16% 15% 15% 14% 14% 28% 28% 26% 25% 22% 21% 19% 16% 12% 9% 9% A vi en t T od ay A vi en t P F A V Y P P G K W R FU L R P M C E A LB FM C A S H E C L E M N H X L H U N S C L B N R U N V R Median: 21%Median: 15% 2 0 2 2 E B I T DA M A RG I N S V S .

ACTIVE INGREDIENTS RESISTANCE RATING Clorox® Disinfecting Wipes 5813-79 Quaternary ammonium +++++ +++++ +++++ ++ +++ ++++ Formula 409® Heavy Duty Degreaser N/A Lauramine oxide, ethanolamine +++++ +++++ +++++ + ++ +++ Lysol® All-Purpose Cleaner 777-66 Quaternary ammonium +++++ +++++ +++++ + + ++ $$$ $$$ $$$$ $ $$$ $ MATERIAL COMPARISON WITH COMMON CONSUMER DISINFECTANTS FR P C/ AB S FR P C/ P ET FR P C/ P BT Ed ge te k™ E T8 90 0 CR Ed ge te k™ E T8 90 0 H I C R Ed ge te k™ E T8 92 0 FR C RCRITERIA FOR RESISTANCE RATING + strength and elongation at yield retention between 90-110% + strength and elongation at yield retention between 75-125% + no statistically significant reduction in elongation at break (p < 0.05) + visual observation score of 4 or better (minor/no crazing, no cracks) + samples survived disinfectant exposure in strain jig Lysol® is a trademark of Reckitt Benckiser LLC Formula 409® is a trademark of The Clorox Company Clorox® is a trademark of The Clorox Company An independent, A2LA-accredited lab tested the following polymers with various disinfectants to help customers choose the material suitable for their specific application requirements.

°C TBD Property UOM Value Breaking Tenacity g/d 8.4 Specific Gravity Ratio 1.38 Elongation @ Break % 19.5 Tensile Modulus g/d 70 Moisture Regain* % 0.4 Creep** % 1.0 – 12.0 Shrinkage*** % 3.0 – 8.0 Melt Point °C 256 Decomposition Temp. °C TBD High Tenacity Low Shrink MOVING HIGH PERFORMANCE FIBERS FORWARD This data is provided for informational purposes only, and does not constitute a specification. PET POLYESTER DATA PET POLYESTER BARE FIBER PERFORMANCE * Equilibrium moisture regain @ 55% RH ** Creep @ 40%-58% ultimate tensile strength *** Shrinkage in dry air @ 177 C for 30 minutes MOVING HIGH PERFORMANCE FIBERS FORWARD ABOUT FIBER-LINE® LOCATIONS Headquarters, R&D, Manufacturing FIBER-LINE® LLC 3050 Campus Drive Hatfield, PA 19440 +1 215.997.9181 fiber@fiber-line.com Manufacturing Operations FIBER-LINE® LLC 280 Performance Drive SE Hickory, NC 28602 +1 828.326.8700 fiber@fiber-line.com EMEA & Asia Pacific Operations FIBER-LINE® INTERNATIONAL B.V.

Abrasion Resistance Yarn on Yarn Abrasion Ultraviolet (UV) Resistance Flame Resistance Chemical Resistance (Acid) Chemical Resistance (Alkali) Chemical Resistance (Organic Solvent) X X O P P P P Property UOM Value Breaking Tenacity g/d 6.7 – 9.4 Specific Gravity Ratio 2.48 Elongation @ Break % 5.5 Tensile Modulus g/d 140 – 170 Moisture Regain* % °C TBD Property UOM Value Breaking Tenacity g/d 6.0 – 7.3 Specific Gravity Ratio 2.58 Elongation @ Break % 3.5 Tensile Modulus g/d 200 – 275 Moisture Regain* % °C TBD FIBERGLASS BARE FIBER PERFORMANCE FIBERGLASS DATA E-Glass S-Glass * Equilibrium moisture regain @ 55% RH ** Creep @ 40%-58% ultimate tensile strength *** Shrinkage in dry air @ 177 C for 30 minutes MOVING HIGH PERFORMANCE FIBERS FORWARD ABOUT FIBER-LINE® For over 25 years, FIBER-LINE® has provided science- driven expertise that improves the performance and the end-use processing of high performance fibers.

°C TBD Property UOM Value Breaking Tenacity g/d 42.0 Specific Gravity Ratio 1.56 Elongation @ Break % 2.5 Tensile Modulus g/d 1800 Moisture Regain* % 0.6 Creep** % 0 Shrinkage*** % °C TBD Standard Modulus High Modulus CHEMICAL COMPATIBILITY Chemical Resistance to Acid: Strength loss in HCl, HNO3, H2SO4 & NaCl. POLYBENZYLOATE (PBO) DATA POLYBENZYLOATE (PBO) BARE FIBER PERFORMANCE * Equilibrium moisture regain @ 55% RH ** Creep @ 40%-58% ultimate tensile strength *** Shrinkage in dry air @ 177 C for 30 minutes MOVING HIGH PERFORMANCE FIBERS FORWARD ABOUT FIBER-LINE® LOCATIONS Headquarters, R&D, Manufacturing FIBER-LINE® LLC 3050 Campus Drive Hatfield, PA 19440 +1 215.997.9181 fiber@fiber-line.com Manufacturing Operations FIBER-LINE® LLC 280 Performance Drive SE Hickory, NC 28602 +1 828.326.8700 fiber@fiber-line.com EMEA & Asia Pacific Operations FIBER-LINE® INTERNATIONAL B.V.

Further, according to international standard IEC 60670-1, the materials used in the wall boxes have to pass a Glow Wire Flammability Index (GWFI) 850°C testing (IEC 60695-2-12) at the application thickness, and 960°C at 2mm. Additional advantages of these TPEs include: • Highly flame retardant without the inclusion of halogens • Low temperature flexibility • Excellent processability • Good abrasion resistance • Excellent colorability • Operating temperatures from -50° C to +100° C • All grades meet UL94-V0 at 1.5 mm • All grades pass IEC 60695-2-12 Glow Wire Flammability Index (GWFI) at 960°C