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The UL94 standard, which was originally a national standard in the USA, has gained international acceptance and is now widely used to classify plastic products and how they burn. RENOL™ UL94 COMPLIANT MASTERBATCHES HOW TO USE THE TABLES UL HB GENERIC RESIN TYPE FLAME RATING MINIMUM THICKNESS (MM) MAXIMUM LET-DOWN RATIO Acetal Copolymer (POM) HB 1.50 1:20 Acrylonitrile Butadiene Styrene (ABS) HB 1.50 1:10 Ethylene Propylene Thermoplastic Rubber (EPTR) HB 1.50 1:20 High Impact Polystyrene (HIPS) HB 1.50 1:10 Liquid Crystal Polymer (LCP) HB 0.83 1:10 Polyamide (PA) HB 3.20 1:33 Polyamide (PA66 and PA 4/6) HB 0.81 1:20 Polyamide 6 (PA6) HB 0.75 1:25 Polyamide 66 (PA66) HB 0.40 1:40 Polybutylene Terephthalate (PBT) HB 0.81 1:20 Polybutylene Terephthalate/Polycarbonate (PBT/PC) HB 1.50 1:10 Polycarbonate (PC) HB 1.50 1:15 Polycarbonate/Acrylonitrile Butadiene Styrene (PC/ABS) HB 1.50 1:20 Polycarbonate/Polyethylene Terephthalate (PC/PET) HB 1.50 1:20 Polyethylene (PE) HB 1.50 1:50 Polyethylene Terephthalate (PET) HB 0.80 1:16.7 Polyketone HB 1.50 1:20 Polymethyl Methacrylate (PMMA) HB 3.00 1:25 Polypropylene (PP) HB 1.50 1:15 Polystyrene (PS) HB 0.83 1:15 Polyurethane (PUR) HB 1.50 1:25 Polyvinylchloride (PVC) HB 1.50 1:20 Styrene Acrylonitrile (SAN) HB 1.50 1:20 Thermoplastic Elastomer (TPE) HB 0.75 1:25 UL94 V-0, V-1, V-2 ASCEND GENERIC RESIN TYPE SPECIFIC BASE RESIN MINIMUM THICKNESS (MM) FLAME RATING MAXIMUM LET-DOWN RATIO Polyamide 66 (PA66) 21X1(a)(f2), 21SPC1(a)(f2), 21SPF1(a)(f2), 21SPG1(a)(f2), 21SPM1(a)(f2), 20NSP1(a)(f2) 0.75 V-2 1:40 22HSP(e) 0.75 V-2 1:40 64C-R 3.0 V-2 1:50 ECO366(e) 0.4 V-0 1:40 ECO366H(e) 0.2 V-0 1:25 FR350J 0.4 V-0 1:25 20NSP(a)(f2), 21SPF(a)(f2), 21SPM(a)(f2), 21SPC(a)(f2) 0.4 V-2 1:40 20NSP(a)(h)(f2), 21SPF(a)(h)(f2), 21SPM(a)(h)(f2), 21SPC(a)(h) (f2) 1.5 V-2 1:20 Polyamide 66/6 (PA66/6) ECO315(e), ECO315J(e) 0.4 V-0 1:40 M344 3.0 V-0 1:25 909 0.75 V-0 1:25 UL94 V-0, V-1, V-2 BASF GENERIC RESIN TYPE SPECIFIC BASE RESIN MINIMUM THICKNESS (MM) FLAME RATING MAXIMUM LET-DOWN RATIO Polyamide 6 (PA6) 8202(t1), 8202 Blend (t1) 0.71 V-2 1:25 8202C(t1), 8202C BLEND (t1) 1.50 V-2 1:25 8202CHS(t1) (t3), 8202C HS Blend 1.50 V-2 1:25 8202HS(t1) 1.50 V-2 1:25 B3S 0.80 V-2 1:25 1.50 V-2 1:25 B3S Q661 1.50 V-2 1:25 B3S R03 1.50 V-2 1:25 8232G HSFR(t9), B3U10G5 (t9) 1.50 V-0 1:25 Polyamide 6/66 (PA6/66) C3U (m) 0.40 V-0 1:25 KR4205(m), C3U (m), C3U (t)(m) 0.40 V-0 1:25 KR4205, C3U 0.40 V-0 1:25 Polyamide 66 (PA66) 1000(b), 1310-(b), Ultramid A3K Q603(+) 1.50 V-2 1:10 A3K (o) Q790(g)(f2) 0.41 V-2 1:20 A3K(f2), A3K Q601(f2) 0.41 V-2 1:20 A3SK 0.41 V-2 1:25 A5 3.00 V-2 1:33 A3W(f1), A3W FC (f1) 0.75 V-2 1:10 A3K R01 (t)(g)(f2) 0.40 V-2 1:20 Polybutylene Terephthalate (PBT) B4406 G2 (o) Q798 1.50 V-0 1:20 B4406 G2(a), B4406 G2 (o) Q717(a) 1.50 V-0 1:20 B4406 G3 (o) Q798 1.50 V-0 1:20 B4406 G3(a), B4406 G3 (o) Q717(a) 1.50 V-0 1:20 B4406 G4 (o) Q798 1.50 V-0 1:20 B4406 G4(a2), B4406 G4 (o) Q717(a2) 1.50 V-0 1:20 B4406 G6 (o) Q798 3.00 V-0 1:12.5 B4406 G6(%) 1.50 V-0 1:20 B4406 G6(a1), B4406 G6 (o) Q717(a1), B4406 G6 (o) Q717 High Speed(a1) 1.50 V-0 1:20 B4406(a), B4406 (o) Q717(a) 1.50 V-0 1:20 B4406@ 1.50 V-0 1:20 B4450 G5, B4450 G5 (t) 0.40 V-2 1:50 Polyurethane (PUR) 11 85 A(a) FHF 000 (f2) 0.75 V-0 1:33 UL94 V-0, V-1, V-2 CELANESE GENERIC RESIN TYPE MINIMUM THICKNESS (MM) FLAME RATING MAXIMUM LET-DOWN RATIO Liquid Crystal Polymer (LCP) A130(+), MT1310 1.50 V-0 1:40 Polyamide 66 (PA66) A3 GF 25 V0XI, A G5 FR C4 0.40 V-0 1:25 Polybutylene Terephthalate (PBT) 2012-2 1.50 V-0 1:20 2016(b) 1.50 V-0 1:20 3112-2 1.50 V-0 1:20 3116(b) 1.50 V-0 1:20 3216(b) 1.50 V-0 1:20 3310-2(f2) 1.50 V-0 1:20 3311-3(f2) 1.50 V-0 1:20 3316(b) 1.50 V-0 1:20 3316(b), 3316HF 1.50 V-0 1:20 COVESTRO GENERIC RESIN TYPE SPECIFIC BASE RESIN MINIMUM THICKNESS (MM) FLAME RATING MAXIMUM LET-DOWN RATIO Polycarbonate (PC) 2407 + (z)(f1) 0.75-2.60 V-2 1:10 2807 + MAS183 0.75 V-2 1:25 6455 + (z) 3.00 V-0 1:25 1.50 V-2 1:25 6485 + (z)(f1) 1.50 V-0 1:25 Polycarbonate/ Acrylonitrile Butadiene Styrene (PC/ABS) FR110 + 1.50 V-0 1:33 FR3005 HF + (z), FR3005 HF + BBS314 1.50 V-0 1:12.5 FR3010 + (z) 3.00 V-0 1:25 1.50 V-0 1:25 FR3010 HF + 3.00 V-0 1:25 FR3030 + 3.00 V-0 1:25 UL94 V-0, V-1, V-2 DSM GENERIC RESIN TYPE SPECIFIC BASE RESIN MINIMUM THICKNESS (MM) FLAME RATING MAXIMUM LET-DOWN RATIO Polyamide 46 (PA46) TE250F6(h1)(j) 0.50 V-0 1:25 Polyamide 6 (PA6) F223-D(f1), F223-D /A(f1) 0.75 V-2 1:25 K222-KGV5(f1) 0.75 V-2 1:16.7 1.50 V-2 1:16.7 K-FKGS6/B(f1)(y) 0.80 V-0 1:25 Polyamide 66 (PA66) SG-KGS6/HV 0.75 V-0 1:25 Thermoplastic Elastomer (TPE) PL460-S 1.60 V-0 1:25 Polyamide 4T (PA4T) T11 (h) 0.40 V-0 1:20 DOMO GENERIC RESIN TYPE SPECIFIC BASE RESIN MINIMUM THICKNESS (MM) FLAME RATING MAXIMUM LET-DOWN RATIO Polyamide (PA) J 60X1 V30 0.40 V-0 1:25 Polyamide 6 (PA6) PSB 286 0.80 V-2 1:25 3.00 V-2 1:25 Polyamide 66 (PA66) A 205F(r4) 0.38 V-2 1:25 A 225F 0.75 V-2 1:25 A 50H1 (r3)(f2) 0.40 V-0 1:25 A 30G1 0.40 V-0 1:25 DUPONT UL94 V-0, V-1, V-2 GENERIC RESIN TYPE SPECIFIC BASE RESIN MINIMUM THICKNESS (MM) FLAME RATING MAXIMUM LET-DOWN RATIO Polyamide (PA) 132F(+)(f1), 135F(+)(f1) 0.75 V-2 1:20 HTNFR42G30NH 0.40 V-0 1:25 Polyamide 6/12 (PA6/12) 151, 151L 1.50 V-2 1:25 Polyamide 66 (PA66) 101(r9)(f1), 101F(r9)(f1), 101L(r9)(f1), E101(r9)(f1), E101L(r9)(f1) 0.75 V-2 1:20 103FHS(+), 103HSL(+), RN5077E(+), E103HSL(+) 0.75 V-2 1:20 A428 0.75 V-0 1:20 FE3757(+) 0.75 V-2 1:25 FR15(+) 0.75 V-0 1:20 FR50(+)(f1) 0.35 V-0 1:20 FR7025V0F(+) 0.50 V-0 1:33 Polyamide 66/6 (PA66/6) FR72G25V0 0.80 V-0 1:25 Polyamide 66/6T (PA66/6T) FR95G25V0NH 0.40 V-0 1:25 Polyamide 6T/66 (PA6T/66) HTNFR52G15AL 0.75 V-0 1:33 HTNFR52G30BL(r3) 0.75 V-0 1:33 HTNFR52G30L(+), FE15502(+), HTNFR52G30AL(+) 0.75 V-0 1:33 HTNFR52G30NH(r6) 0.40 V-0 1:25 0.75 V-0 1:10 HTNFR52G35BL 0.75 V-0 1:25 HTNFR52G35L(+), HTNFR52G35AL 0.75 V-0 1:33 Polyamide 6T/ MPMDT HTNFR51G35L(+) 0.81 V-0 1:33 Polybutylene Terephthalate (PBT) LW9030FR 1.50 V-0 1:25 S650FR 1.50 V-0 1:25 SK642FR 1.50 V-0 1:25 SK652FR1 1.50 V-0 1:16.5 T841FR (r4) 1.50 V-0 1:25 Polyethylene Terephthalate (PET) FR530(l)(+)(f1), FR530L(l)(+)(f1) 0.75 V-0 1:25 Thermoplastic Elastomer (TPE) HTR8068 1.60 V-0 1:25 UL94 V-0, V-1, V-2 EXXONMOBIL GENERIC RESIN TYPE SPECIFIC BASE RESIN MINIMUM THICKNESS (MM) FLAME RATING MAXIMUM LET-DOWN RATIO Ethylene Propylene Thermoplastic Rubber (EPTR) 251-80W232(f7) 1.50 V-2 1:20 251-92W232 1.50 V-0 1:20 251-70W232 1.50 V-0 1:10 1.00 V-2 1:10 LANXESS GENERIC RESIN TYPE SPECIFIC BASE RESIN MINIMUM THICKNESS (MM) FLAME RATING MAXIMUM LET-DOWN RATIO Polyamide 6 (PA6) B30S+(f1) 1.50 V-2 1:25 B31SK+ 1.50 V-2 1:25 Polybutylene Terephthalate (PBT) B4235+ 1.50 V-0 1:10 TP364-302+, BF4232+(f1) 0.75 V-0 1:25 UL94 V-0, V-1, V-2 SABIC GENERIC RESIN TYPE SPECIFIC BASE RESIN MINIMUM THICKNESS (MM) FLAME RATING MAXIMUM LET-DOWN RATIO Polybutylene Terephthalate (PBT) 310(w) 1.50 V-0 1:20 310SE0(w) 1.50 V-0 1:20 310SE0(w),310SE0R(w) 1.50 V-0 1:20 420SE0(f1)(w)(GG)(rr1) 1.50 V-0 1:20 420SE0(f1)(w)(GG)(rr2) 1.50 V-0 1:20 457(w) 1.50 V-0 1:20 457(w), 451(w) 1.50 V-0 1:20 553(a)(f1)(w) 1.50 V-0 1:20 553(a)(f1)(w), 553E(a)(f1)(w), 553U(a)(f1)(w) 1.50 V-0 1:20 553(w)(f1), 553M(w)(f1) 1.50 V-0 1:20 DR48(w) 1.50 V-0 1:20 DR48,DR48M 1.50 V-0 1:20 V4760(a2) 0.40 V-0 1:20 EXVX1259, ENH4550 0.40 V-0 1:20 771 0.75 V-0 1:25 Polybutylene Terephthalate/ Polycarbonate (PBT/PC) 357(f1)(w)(IC), 357M(f1)(w)(IC), 357U(f1)(w)(IC) 1.50 V-0 1:20 357(f1)(w)(IC), 357U(f1)(w)(IC) 1.50 V-0 1:20 357X(f1) 1.50 V-0 1:20 V3900WX(GG)(f1)(IA), V3901WX(GG)(f1)(IA) 3.00 V-0 1:20 1.50 V-0 1:20 357(w)(f2)(IC), 357M(w)(f2)(IC), 357U(w)(f2)(IC) 1.50 V-0 1:20 UL94 V-0, V-1, V-2 SABIC GENERIC RESIN TYPE SPECIFIC BASE RESIN MINIMUM THICKNESS (MM) FLAME RATING MAXIMUM LET-DOWN RATIO Polycarbonate (PC) 221(f2) 1.50 V-2 1:25 221R(f2) 1.50 V-2 1:25 500(f2), 500R(f2) 3.00 V-0 1:33 503(f1) 3.00 V-0 10:1 1.50 V-0 10:1 503(f1), 503R(f1) 3.00 V-0 10:1 1.50 V-0 10:1 943(ab) 1.50 V-0 1:20 943(f1) 1.50 V-0 1:20 943(f1), 923(f1) 1.50 V-0 1:20 950A, 920ASR, FXD911A(GG), 940ASR 1.50 V-2 1:25 CFR7630(f1)(gg*) 1.50 V-0 1:25 ML5139R(f2) 3.00 V-0 1:33 950A, FXD911A(GG), 940ASR 3.00 V-0 1:25 943 1.50 V-0 1:20 920A 3.00 V-0 1:25 1.50 V-2 1:25 Polycarbonate/ Acrylonitrile Butadiene Styrene (PC/ABS) C2950 1.50 V-0 6:100 C6200(GG) 2.00 V-0 1:20 Acrylonitrile Styrene Acrylate/ Polycarbonate (ASA/PC) HRA222 (GG) 0.80 V-2 1:20 UL94 V-0, V-1, V-2 SOLVAY OTHERS GENERIC RESIN TYPE SPECIFIC BASE RESIN MINIMUM THICKNESS (MM) FLAME RATING MAXIMUM LET-DOWN RATIO Polyphenyl Sulfone (PPSU) R-5100 (r1)(##), R-5000 (r1)(##) 1.50 V-0 1:10 Polyphthalamide (PPA) AFA-4133 V0(+) (*) 0.75 V-0 1:25 BASE RESIN MANUFACTURER GENERIC RESIN TYPE SPECIFIC BASE RESIN MINIMUM THICKNESS (MM) FLAME RATING MAXIMUM LET-DOWN RATIO ALBIS Polypropylene (PP) PP 13 CV2 14 1.50 V-2 1:25 AVIENT Polyvinylchloride (PVC) M3700(X), M3755(X) 1.50 V-0 1:25 M3900 1.50 V-0 1:25 CHI MEI Acrylonitrile Butadiene Styrene (ABS) PA-765(+) 1.50 V-0 1:10 Polycarbonate/ Acrylonitrile Butadiene Styrene (PC/ABS) PC-510(+) 1.50 V-0 1:25 EMS-CHEMIE Polyamide 6 (PA6) Grilon A 26 V0 0.75 V-0 1:25 FORMOSA Polycarbonate (PC) #1700+(f2) 0.36-0.42 V-2 1:50 GEON Polyvinylchloride (PVC) 85891(f1) 1.70 V-0 1:20 85891(f2) 1.70 V-0 1:20 M3700(X) 1.50 V-0 1:25 M3900 1.50 V-0 1:10 1:25 INEOS Polystyrene (PS) 855 HV 3.00 V-1 100:4 INVISTA Polyamide 66 (PA66) FRU4800 XHL (r1) 0.40 V-0 1:25 U4820L (r1) 0.40 V-2 1:25 UL94 V-0, V-1, V-2 OTHERS BASE RESIN MANUFACTURER GENERIC RESIN TYPE SPECIFIC BASE RESIN MINIMUM THICKNESS (MM) FLAME RATING MAXIMUM LET-DOWN RATIO KINGFA Polyamide 66 (PA66) PA66-R11G25 (##) 0.25 V-0 1:25 KURARAY Polyamide 9T (PA9T) GP2300S 0.40 V-0 1:25 LG CHEM Polycarbonate/ Acrylonitrile Butadiene Styrene (PC/ABS) LUPOY GP-5106-F 3.00 V-0 1:20 LOTTE CHEMICAL Acrylonitrile Butadiene Styrene (ABS) VH-0800(+) 1.50 V-0 1:25 Polycarbonate (PC) HN-1064(+) 0.75 V-2 1:10 1.50 V-0 1:10 1.20 V-1 1:10 Polystyrene (PS) VH-1800+ 3.00 V-0 1:25 1.50 V-0 1:25 MITSUBISHI Polycarbonate (PC) S-2000+(f1) 1.50-1.80 V-2 1:10 POLYMER PRODUCTS Polystyrene (PS) ZYNTAR 351 2.00 V-0 1:20 1.50 V-0 1:20 ZYNTAR 7000 2.00 V-0 1:25 ZYNTAR 702 2.00 V-0 1:25 8020 2.00 V-0 1:20 8120 2.00 V-0 1:20 8130 1.50 V-0 1:20 POLYMER RESOURCES Polycarbonate (PC) PC-FR1A-D, PC- FR2A-D, PC-FR3A-D 3.00 V-0 1:33 1.50 V-2 1:33 SUMITOMO Liquid Crystal Polymer (LCP) E6007LHF(ra) 0.30 V-0 1:25 E6007LHF-MR(gt) 0.20 V-0 1:12.5 UL94 V-0, V-1, V-2 OTHERS BASE RESIN MANUFACTURER GENERIC RESIN TYPE SPECIFIC BASE RESIN MINIMUM THICKNESS (MM) FLAME RATING MAXIMUM LET-DOWN RATIO TORAY Polyamide 6 (PA6) 1017 1.60 V-2 1:16.5 Polyamide 66 (PA66) 3004-V0(rr), CM3004-V0(rr) 0.40 V-0 1:25 TRINSEO Polycarbonate (PC) 891(w) 1.10 V-0 1:25 WELLMAN Polyamide 66/6 (PA66/6) 220-N, 21L-N, 22L-N 1.50 V-2 1:25 WESTLAKE Polyvinylchloride (PVC) 6597(f1), HF-6597(f1) 1.50 V-0 1:25 SP-7107 (f1)(a) 3.00 V-0 1:25 5VA AND 5VB BASE RESIN MANUFACTURER GENERIC RESIN TYPE SPECIFIC BASE RESIN MINIMUM THICKNESS (MM) FLAME RATING COLORS MAXIMUM LET-DOWN RATIO AVIENT Polyvinylchloride (PVC) M3900 1.50 5VB ALL 1:25 WHITE 1:10 COVESTRO Polycarbonate/ Acrylonitrile Butadiene Styrene (PC/ABS) FR3010 + (z) 3.00 5VA ALL 1:25 DUPONT Polyamide 66/6T (PA66/6T) FR95G25V0NH 1.50 5VA ALL 1:25 Polybutylene Terephthalate (PBT) LW9030FR 2.00 5VA BLACK 1:25 3.00 5VA ALL 1:25 SK642FR 1.50 5VA BLACK 1:25 GEON Polyvinylchloride (PVC) M3900 1.50 5VB ALL 1:25 WHITE 1:10 SABIC Polybutylene Terephthalate/ Polycarbonate (PBT/PC) V3900WX(GG)(f1)(IA), V3901WX(GG)(f1)(IA) 3.00 5VA ALL 1:20 1.844.4AVIENT www.avient.com Copyright © 2020, Avient Corporation.

Annual Purchases RAW MATERIAL AND SUPPLY CHAIN UPDATE Based on 2021 purchases, excludes Distribution business DYN E E MA ACQ U I S I T I O N 32 15x stronger than steel Reduces weight by 30% vs. other solutions Well-maintained global asset base poised to serve growing demand • Purchase price of $1.48B represents 11.4x multiple of 2022 EBITDA • Acquisition will expand Avient’s composites and fiber portfolio with Dyneema®, the World’s Strongest Fiber™ • $415M sales and 30%+ EBITDA margins; Immediately accretive to pro forma 2022 EPS, adding $0.35 • 1,300 patents globally, ~50% of sales patent protected • 1,000+ employees across global production network and dedicated technology centers • Composites platform will increase from $261M to $680M in revenue and from $49M to $180M in EBITDA Indicates Dyneema® location $175M (42%) $65M (16%) $175M (42%) 2022E Sales By Region ($M) (1) $0.35 EPS excludes intangible amortization (2) Based on 2022 expected results (1) (2) (2) FIT WITH FOUR PILLAR STRATEGY 33 Specialization • Innovation-led organization with tremendous intellectual property value in trademarks, patents and “know-how” • Deep history of application development and premium, leading brand with the World’s Strongest FiberTM Globalization • Global customer base with an established presence across all major geographic regions • Global technology centers complement existing Composites applications and expertise Operational Excellence • Best-in-class safety performance • Well-run and maintained asset base fit to serve future growth • Highly effective and reliable supply chain with emphasis on optimizing service to customers Commercial Excellence • Deep customer relationships extend across the value chain and drive ability to grow • Offer a full suite of services with an active role in design, development and commercialization People Experienced and talented associates with a passion for safety, specialization and winning DYNEEMA® OVERVIEW K E Y I N D U S T R I E S PERSONAL PROTECTION Military • Law Enforcement • First Responders Body Armor • Helmets • Vehicle Protection $215M MARINE & SUSTAINABLE INFRASTRUCTURE Towing / Mooring • Aquaculture • Floating Wind • Offshore Cranes $130M CONSUMER Consumer • Outdoor High Performance • Safety Equipment $70M 34 Figures reflect 2022 expected sales MIFOverview Competition Valuechain & Go-to-market Strategy Innovation Financials TECHNOLOGY 35 1,200 1,300 2,500 Avient Dyneema Combined Patents • True specialty business – the World’s Strongest Fiber™ • Deep history of application development with customers, strongest in the industry • The only UHMwPE (ultra-high molecular weight polyethylene) fiber producer that is backward integrated o Provides innovation advantage through control of all steps of the process • Complementary with our existing reinforced film expertise (PolyStrand) and engineered fiber presences (Fiber-Line) WINNING PROPERTIES Ultra high strength vs. weight Highly flexible Floats on water Chemically inert; no smell/taste and non-toxic High resistance to UV radiation Self-lubricating, with low friction One-of-a-kind technology ® FORMULATION PROCESS 36 • Like Avient, Dyneema® offers similar core competencies around formulation and material science • Technology that combines polymers and fibers to provide specialized, high performing solutions for customers • Design capabilities ensure that applications are highly customized for the specified end use DYNEEMA® IN THE VALUE CHAIN 37 UHMwPE Fiber / Tapes Military Personnel, Law Enforcement Heavy Marine, Offshore Wind Energy and Mooring, Aquaculture Outdoor, Footwear, Apparel, Inflatables • Material Science • Formulation • Service INTERMEDIATE MANUFACTURING (CUSTOMERS) OEM / APPLICATION DEMAND TRENDS 38 • Military spending and near-term demand for higher performing personal protection products (like Dyneema®) expected to increase o European NATO members annual defense spend expected to increase by up to 20%(1) o Japan aiming to almost double defense spending over the next 5 years(2) o Accelerated launch of next generation technology in North America • Policy-driven demand for sustainable energy; growth in floating offshore wind farms which require advanced, durable technology o Offshore wind expected to grow at a CAGR of 32% with the level of annual installations quadrupling over the next five years(3) • Continued investment in aquaculture as a sustainable food source(4) • Strong demand in outdoor high performance space across niche consumer applications aligns with 10% growth assumption for Avient’s Composites portfolio Sources: (1) “Funding NATO”, NATO.int (April 1, 2022) (2) “Japan Ruling Party Calls for Defense Spending Boost to 2% of GDP”, WSJ (April 21, 2022) (3) “Global Wind Report 2021”, Global Wind Energy Council (4) “Aquaculture Supports a Sustainable Earth”, NOAA Fisheries 39 A L I G N M E N T W I T H S U S T A I N A B I L I T Y G O A L S PRODUCTS AVIENT’S EXISTING COMPOSITES PORTFOLIO D I V E R S E C A P A B I L I T I E S A N D S O L U T I O N S S E R V I N G M A N U F A C T U R E R S A N D O E M S LFT Tapes Laminates/Panels Shapes Pultrusion Engineered Fibers 40 AVIENT’S COMPOSITES PORTFOLIO SALES AND EBITDA 41 $74 $84 $216 $212 $261 $5 $10 $32 $41 $49 $180 0 50 100 150 200 $- $50 $100 $150 $200 $250 $300 $350 $400 $450 $500 $550 $600 $650 $700 $750 2017 2018 2019 2020 2021 2022E $680 ($ in millions) • Dyneema® acquisition will further improve Composites EBITDA margins to 26% • Dyneema® will complement our existing portfolio with deep formulation expertise, innovative culture and global commercial presence • Composites will continue to be a key growth driver to deliver future revenue growth in excess of GDP (1) Pro forma for the acquisition of Dyneema® (1) SEGMENT DATA U.S. & Canada 50% EMEA 25% Asia 16% Latin America 9% 2021 SEGMENT, END MARKET AND GEOGRAPHY GEOGRAPHY REVENUESEGMENT FINANCIALS Consumer 23% Packaging 19% Industrial 16% Building and Construction 10% Telecommunications 4% Energy 2% END MARKET REVENUE (1) Total company sales and adjusted EBITDA of $4,819M and $581M, respectively, include intercompany sales eliminations and corporate costs $2,402M $409M $919M $164M $1,631M $94M Sales EBITDA Distribution Specialty Engineered Materials Color Additives and Inks $581M$4,819M (1) Transportation 11% Healthcare 15% 43 Packaging 34% Consumer 21% Healthcare 8% Industrial 16% Building & Construction 10% Transportation 9% Energy 1% Telecommunications 1% C O L O R , A D D I T I V E S & I N K S 2021 REVENUE | $2 .4 BILLION US & Canada 32% EMEA 40% Asia 21% Latin America 7% END MARKET REGION 44 All charts reflect 2021 financials S P E C I A LT Y E N G I N E E R E D M AT E R I A L S Consumer 27% Healthcare 10% Packaging 7% Telecommunications 16% Transportation 11% Industrial 11% Building & Construction 11% Energy 7% 2021 REVENUE | $919 MILLION END MARKET US & Canada 55% EMEA 25% Asia 20% REGION 45 All charts reflect 2021 financials D I S T R I BU T I O N Healthcare 26% Consumer 23% Packaging 5% Industrial 20% Transportation 16% Building and Construction 8% Energy 1% Telecommunications 1% US & Canada 80% Asia 3% Latin America 17% END MARKET REGION K EY SU PPL IER S 2021 REVENUE | $1 .6 BILLION 46 All charts reflect 2021 financials TOTA L C O M PA N Y R E G I O N A L S A L E S BY END MARKET Packaging 30% Consumer 26%Healthcare 13% Industrial 14% Building & Construction 5% Telecommunications 2% Energy 2% Asia (16% of sales) Transportation 8% Packaging 32% Consumer 13% Healthcare 5% Industrial 17% Building & Construction 12% Telecommunications 5% Energy 4% EMEA (25% of sales) Transportation 12% 47 Consumer 25% Healthcare 19% Packaging 10% Industrial 17% Building & Construction 10% Telecommunications 4% Energy 2% US & Canada (50% of sales) Transportation 13% Packaging 38% Consumer 33% Healthcare 8% Industrial 10% Building & Construction 5% Telecommunications 1% LATAM (9% of sales) Transportation 5% All charts reflect 2021 financials Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except for per share data) Senior management uses comparisons of adjusted net income from continuing operations attributable to Avient shareholders and diluted adjusted earnings per share (EPS) from continuing operations attributable to Avient shareholders, excluding special items, to assess performance and facilitate comparability of results. Senior management also uses operating income before special items to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and how it may serve as a basis for future performance.

In today’s opening ceremony event entitled “Come See The Difference,” customers participated in tours, color matching demonstrations and other sessions that showcased how PolyOne differentiates its products and services in the specialty marketplace.

Case Study Modular Ballistic Protection Made Possible with Composites Learn how Southern States Supplier used GlasArmor™ ballistic panels to protect electrical substations.

Explore how Complēt™ LFT replaced aluminum, resulting in thinner, lighter, stronger industrial fan blade

QE_Cert-Images\QE-Cert-Mark-for-Test.png validitystatement2: ABS Quality Evaluations, Inc. 1701 City Plaza Drive, Spring, TX 77389, U.S.A.

Patterson added, "The integration will be swift and seamless, as we leverage our existing TPE know-how, global reach, and commercial expertise to help our customers in new and innovative ways."

Learn how composite springs provide flexibility in prosthetic performance and design

Patterson added, "The integration will be swift and seamless, as we leverage our existing TPE know-how, global reach, and commercial expertise to help our customers in new and innovative ways."