Di el ec tr ic co ta Di el ec tr ic co Frequency [GHz] Frequency [GHz] Pallet number (1250 kg/pallet) PREPERM™ PPE950 PREPERM™ PPE800 PREPERM™ PPE440 PREPERM™ PPE320 PREPERM™ PPE260 -- Dielectric constant target -- +/- 2% 3,76 3,78 3,80 3,82 3,84 3,86 3,88 3,90 3,92 3,94 0 1 2 3 4 5 6 7 8 D ie le ct ri c P a llet number (1250 k g/pa llet ) Die le ctric cons ta nt ta rge t +/- 2 % t PR E PE RM® PPE 95 0 PR E PE RM® PPE 80 0 PR E PE RM® PPE 44 0 PR E PE RM® PPE 32 0 PR E PE RM® PPE 26 0 t PR E PE RM® PPE 95 0 PR E PE RM® PPE 80 0 PR E PE RM® PPE 44 0 PR E PE RM® PPE 32 0 PR E PE RM® PPE 26 0 t PR E PE RM® PPE 95 0 PR E PE RM® PPE 80 0 PR E PE RM® PPE 44 0 PR E PE RM® PPE 32 0 PR E PE RM® PPE 26 0 Copyright © 2022, Avient Corporation.

PRODUCT SELECTION GUIDE WIRE & CABLE SOLUTIONS Specialty Engineered Materials High performance insulation, jacketing, and cross-web formulations for the wire and cable industry Syncure™ XLPE Cross-linkable Polyethylene Formulations • Ambient curing • Resistant to heat, oil, creep, & abrasion • Low temperature properties • Low capital investment • DBDPE-free grades available • UL/CSA bulletins Maxxam™ FR Flame Retardant Polyolefin Formulations • FEP alternative • Fire performance • UL 444 & plenum yellow card compliance • Low dielectric • High extrusion speeds • Thin wall extrudability Maxxam™ SY Foamable Flame Retardant Formulations • Low dielectric • Uniform cell structure • Crush & heat resistance • Ease of chemical foaming ECCOH™ Low Smoke and Fume Non-Halogen Formulations • Improved fire safety • Low smoke, fume, non-halogen (LSFOH) formulations ECCOH™ XL Cross-Linkable Solutions • Non-halogen, low smoke, toxicity, & corrosiveness • Excellent mechanical & electrical properties • Easily processed • Operating temperature of 90°C • Moisture cure technology Synprene™ Flame Retardant Thermoplastic Elastomers • Low temperature brittleness (LTB) resistance • Easily colored FireCon™ CPE Insulation Jacketing Formulations • Resistance to harsh environments • Sunlight resistance ECCOH™ XL 8148 Non-halogen, low smoke, toxicity, & corrosiveness EN50618 Syncure™ S100FH Horizontal flame UL 44 Syncure™ S100FH-XUV Horizontal flame, UV resistant UL 44 Syncure™ S100FH-UV Horizontal flame, FV-1 flame, UV resistant UL 44, UL 4703 Syncure™ S100FV VW-1 flame UL 44 Syncure™ S100FV-UV VW1, UV resistant UL 44 Syncure™ S112NA Non-flame retardant CSA 22.2 Syncure™ S120NA Non-flame retardant NSF 61 Syncure™ S200FH Horizontal flame, DBDPE-free UL 44 Syncure™ S200FV VW-1, DBDPE-free UL 44 INSULATION FOR POWER CABLE SYSTEMS Low Voltage Power Cables • Resistance to heat, oil, creep, & abrasion • Low capital investment INSULATION & CROSS-WEBS FOR DATA CABLE SYSTEMS Category Cables • FEP alternative • Low dielectric constant • High extrusion speeds & thin wall capability • Flexibility Maxxam™ FR 0521-48 R1 Low smoke & fume, non-halogen UL 444 Maxxam™ FR 0587-21 R3 Halogenated to plenum performance UL 444 Optical Fiber Cables • Resistance to harsh environments, chemicals, & sunlight • Low temperature brittleness (LTB) resistance • Low smoke & toxicity ECCOH™ 6649 UV Low DD Low smoke & fume, non-halogen Meets customer-specific flame requirements Coaxial Cables • Flexibility • Low dielectric constant • Uniform cell structure • Crush & heat resistance Maxxam™ SY 89-22-7 Foamable Meets customer-specific flame requirements JACKETING FOR POWER & DATA CABLE SYSTEMS Low & Medium Voltage Jacketing • Resistance to harsh environments, chemicals, & UV degradation • Low temperature brittleness (LTB) resistance • Low smoke & toxicity • Flexibility • High extrusion speeds • Easily colored FEATURES SUBMARKETS & USES FireCon™ CPE 30-33 RoHS Black Flame retardant, flexible Building & construction, industrial, FireCon™ CPE 37-36 RoHS Black Flame retardant, flexible Building & construction, industrial, FireCon™ CPE 30-20 RoHS Natural Flame retardant, flexible Building & construction, industrial, ECCOH™ 5549 UV Low smoke & fume, non-halogen, flame retardant Building & construction, industrial ECCOH™ 6649 UV Low DD Low smoke & fume, non-halogen, flame retardant Optical fiber, ducts ECCOH™ 5981 UV Low smoke & fume, non-halogen, flame retardant Industrial, Teck 90 wire Synprene™ RT5180 Flame retardant, LTB resistance Building & construction, industrial Synprene™ RT5180UV Flame retardant, LTB resistance Building & construction, industrial Synprene™ RT3870M Flame retardant, LTB resistance Building & construction, industrial 1.844.4AVIENT www.avient.com Copyright © 2023, Avient Corporation.

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F.TO: EDOARDO CORÒ F.TO: EDMONDO TODESCHINI Copia su supporto informatico conforme al documento originale nei miei atti, su supporto cartaceo ai sensi dell'art. 22 comma 2 D.Lgs 7 marzo 2005 n. 82, che rilascio in tempo utile per la sua registrazione, per uso Registro Imprese.

7] U.S. Becker, ACS Macro Lett. 2018, 7, 16. [14] F. Ortí-Lucas, JMBT 2015, 7, 398. [19] E.

Globale Kartellrichtlinie von Avient Aktualisiert: Februar 2021 Inhalt Überblick über die Richtlinie 1 Ein Überblick über die US-Kartellgesetze 2 Verstöße gegen das Kartellrecht 3 Potenzielle Problembereiche in Bezug auf das Kartellrecht 4 Fazit 6 Meldung möglicher Verstöße 7 Ethik-Hotline von Avient 7 Schutz vor Vergeltungsmaßnahmen 7 Checkliste Kartellrecht 8 Kurzübersicht: RICHTIG und FALSCH im Kartellrecht 10 Compliance-Leitfaden Avient verpflichtet sich zur Förderung eines fairen und freien Wettbewerbs. Website der Ethik-Hotline https://www.Avient.com/company/policies-and- governance/ethics-hotline Telefonisch eingehenden Meldungen an die Ethik-Hotline 1-877-228-5410 7 mailto:ethics.officer%40avient.com? Unterlassen Sie die Teilnahme an Treffen mit Wettbewerbern (einschließlich Zusammenkünften von Fachverbänden), bei denen Preise oder eines der oben genannten Themen erörtert werden. 7.

Globalna polityka antymonopolowa firmy Avient Aktualizacja: Luty 2021 Spis treści Ogólny zarys niniejszej polityki 1 Ogólny zarys amerykańskich Przepisów antymonopolowych 2 Naruszenie prawa antymonopolowego 3 Potencjalne obszary zainteresowania w ramach antymonopolu 3 Wniosek 6 Zgłaszanie możliwych naruszeń 7 Infolinia ds. etyki Avient 7 Ochrona przed działaniami odwetowymi 7 Antymonopolowa lista kontrolna 8 Krótkie podsumowanie: CO ROBIĆ, a CZEGO NIE ROBIĆ w kontekście przepisów antymonopolowych 10 Przewodnik dotyczący zgodności Avient zobowiązuje się do promowania uczciwej konkurencji i wolnej przedsiębiorczości na rynku. Stronę infolinii ds. etyki https://www.Avient.com/company/policies-and- governance/ethics-hotline Telefoniczna 1-877-228-5410 7 mailto:ethics.officer%40avient.com? Nie uczestnicz w spotkaniach z konkurentami (w tym w spotkaniach stowarzyszeń branżowych), podczas których omawiane są ceny lub którykolwiek z powyższych tematów. 7.

In addition, at any time, Seller may pass through increased fuel surcharges or taxes imposed upon Seller in connection with the sale/shipment of the Product after order acceptance. 7. Either party may suspend performance hereunder (except to pay for Product already received) in the event of: (1) acts of God, fire, explosion, flood, hurricanes; (2) strikes, lockouts or other industrial disturbances or riots; (3) war, declared or undeclared, or acts of terrorism; (4) compliance with any Federal, state, provincial, municipal or military law, regulation, order, or rule, foreign or domestic, including priority, rationing, allocation or preemption orders or regulations, or cancellation of Seller’s or Buyer’s license to operate its plant; (5) catastrophic failure of facilities used to manufacture Product, interruption or shortage of transportation, labor, power, fuel or raw materials; (6) total or partial shutdown due to Seller’s normal plant turnaround; or (7) any other cause or causes of any kind or character reasonably outside the control of the party failing to perform, whether similar or dissimilar from the enumerated causes (a “force majeure”). Además, en cualquier momento, el Vendedor podrá cobrar el aumento de los recargos/gastos por combustible o impuestos establecidos para el Vendedor en relación con la venta/envío del Producto después de la aceptación del pedido. 7.

This innovation drives performance and is reflective of consistent, strategic investments in our portfolio…and people. 2020 Pro forma $991 $86 Sustainable Solutions 15 11% 6 Healthcare 28 22% 6 Composites 6 10% 3 Growth in Emerging Regions 44 30% 10 Other 53 10% 7 Sub-total $1,137 15% $118 FX Impact 25 - 2 Synergies - - 11 Incentives, Travel, Other Employee Costs - - (8) 2021 Actual $1,162 17% $123 Q1 2021 ORGANIC SALES AND OPERATING INCOME 7 (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition Sales Growth Rate Operating Income$ millions 8 Wire & Cable Transportation Industrial Healthcare Packaging Consumer Q1 2020PF Q1 2021 (2) Financial information is presented on a constant currency basis (1,2) (42% of total revenue) (58% of total revenue) Q1 END MARKET SALES PERFORMANCE +17% +14% +8% +10% +8% +22% +5% +24% Q 2 AN D FU LL Y EA R 2021 O U TLO O K $69 $112 $0.42 $0.80 ORGANIC GROWTH PROJECTIONS – Q2 10 Sales Adjusted Operating Income $870 $1,100 + 26% + 62% + 90% (1) (1) (1) (1) Financial information is pro forma to include a full year of Clariant Masterbatch business acquisition FULL YEAR GUIDANCE INCREASED 11 Sales Adj. Whether an additional line at an existing manufacturing plant, or a new facility in a growing region, we ramp-up quickly and cost-efficiently. 18 Capex / Revenue 2021E (%) AVIENT IS ASSET LIGHT Avient Specialty Other 2 3 2 2 2 3 3 4 3 3 3 4 4 5 5 5 6 7 7 8 24 t (E xc l.

Refer to Attachment 7 Reconciliation of Non-GAAP Financial Measures for details regarding adjustments to previously reported results to arrive to the pro forma financial metrics. 2 Webcast Details The company will host a webcast at 9:00 a.m. See Attachment 3 for a definition and summary of special items and Attachment 7 for a summary of pro forma adjustments associated with the Clariant MB Acquisition necessary to reflect Clariant MB adjusted results in all periods presented. Three Months Ended Year Ended Sales: Color, Additives and Inks $ 525.8 $ 226.7 $ 1,502.9 $ 1,003.8 Specialty Engineered Materials 190.6 177.5 708.8 745.7 Distribution 305.1 272.4 1,110.3 1,192.2 Corporate and eliminations (24.5) (18.0) (79.9) (79.0) Sales $ 997.0 $ 658.6 $ 3,242.1 $ 2,862.7 Gross margin: Color, Additives and Inks $ 164.3 $ 73.9 $ 484.4 $ 338.4 Specialty Engineered Materials 59.1 47.7 207.6 200.2 Distribution 32.4 31.0 124.0 132.1 Corporate and eliminations (2.9) 0.7 (31.7) (13.5) Gross margin $ 252.9 $ 153.3 $ 784.3 $ 657.2 Selling and administrative expense: Color, Additives and Inks $ 106.8 $ 46.7 $ 303.6 $ 191.0 Specialty Engineered Materials 28.7 28.9 113.2 116.5 Distribution 14.4 14.0 54.5 56.7 Corporate and eliminations 38.0 43.2 123.7 136.2 Selling and administrative expense $ 187.9 $ 132.8 $ 595.0 $ 500.4 Operating income: Color, Additives and Inks $ 57.5 $ 27.2 $ 180.8 $ 147.4 Specialty Engineered Materials 30.4 18.8 94.4 83.7 Distribution 18.0 17.0 69.5 75.4 Corporate and eliminations (40.9) (42.5) (155.4) (149.7) Operating income $ 65.0 $ 20.5 $ 189.3 $ 156.8 11 Attachment 7 Reconciliation of Non-GAAP Financial Measures (Unaudited) Senior management uses gross margin before special items and 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.