C A S T A N D B L O W N F I L M LEADING PACKAGING FILM SUPPLIER • Improve quality, limiting melt fracture and die built up • Increase productivity, reducing cleaning frequency • More sustainable manufacturing process • Regulatory compliance HIFORMER™ Liquid Polymer Processing Aid AVIENT SOLUTION • Increased processing efficiency and overall productivity with low let down ratio • Delivered significant improvement in melt fracture and die build up • Sustainability benefits provided, including possibility for longer production runs, reduced energy consumption and less waste WHY AVIENT K E Y RE Q U I RE M E N T S P R O D U C T I V I T Y + S U S TA I N A B I L I T Y LEARN MORE

Vissa tredje parter kan dessutom behöva genomgå utbildning i efterlevnad. Var medveten om att ”värde” inte nödvändigtvis mäts i monetära termer Du ska upprätthålla räkenskaper samt redovisnings- och bokföringshandlingar i rimlig detalj som ger en korrekt och rättvisande bild av transaktionen i fråga

 Factors that could cause actual results to differ materially from those implied by these forward-looking statements include, but are not limited to:  Our ability to realize anticipated savings and operational benefits from the realignment of assets, including the planned closure of certain manufacturing facilities;  The timing of closings and shifts of production to new facilities related to asset realignments and any unforeseen loss of customers and/or disruptions of service or quality caused by such closings and/or production shifts;  Separation and severance amounts that differ from original estimates and amounts for non-cash charges related to asset write-offs and accelerated depreciation realignments of property, plant and equipment, that differ from original estimates;  Our ability to identify and evaluate acquisition targets and consummate acquisitions;  The ability to successfully integrate acquired companies into our operations, retain the management teams of acquired companies and retain relationships with customers of acquired companies including, without limitation, Spartech Corporation and Accella Performance Materials;  Disruptions, uncertainty or volatility in the credit markets that could adversely impact the availability of credit already arranged and the availability and cost of credit in the future;  The financial condition of our customers, including the ability of customers (especially those that may be highly leveraged and those with inadequate liquidity) to maintain their credit availability;  The speed and extent of an economic recovery, including the recovery of the housing market;  Our ability to achieve new business gains; the effect on foreign operations of currency fluctuations, tariffs and other political, economic and regulatory risks;  Changes in polymer consumption growth rates and laws and regulations regarding the disposal of plastic materials in jurisdictions where we conduct business;  Changes in global industry capacity or in the rate at which anticipated changes in industry capacity come online in the industries in which we participate;  Fluctuations in raw material prices, quality and supply and in energy prices and supply;  Production outages or material costs associated with scheduled or unscheduled maintenance programs;  Unanticipated developments that could occur with respect to contingencies such as litigation and environmental matters;  An inability to achieve or delays in achieving or achievement of less than the anticipated financial benefit from initiatives related to working capital reductions, cost reductions and employee productivity goals;  An inability to raise or sustain prices for products or services;  An inability to maintain appropriate relations with unions and employees;  Our ability to continue to pay regular quarterly cash dividends and the amounts and timing of any future dividends;  The amount and timing of repurchases of our common shares, if any;  Other factors affecting our business beyond our control, including, without limitation, changes in the general economy, changes in interest rates and changes in the rate of inflation  The above list of factors is not exhaustive.  We undertake no obligation to publicly update forward-looking statements, whether as a result of new information, future events or otherwise. Addressable market exceeds $40 billion • Strong performance demonstrates that our strategy and execution are working • Megatrends and emerging opportunities align with our strengths • Innovation and services provide differentiation, incremental pricing power, and competitive advantage • Strong and proven management team driving growth and performance PolyOne Corporation Page 92 Questions & Answers Schedule I Reconciliation of Non-GAAP Financial Measures (Unaudited) (Dollars in millions, except per share data) Below is a reconciliation of non-GAAP financial measures to the most directly comparable measures calculated and presented in accordance with U.S.

Customized a formulation to achieve super soft gel performance without a tacky finish Customized Versaflex™ TPE delivered process improvement and met customer's request for a vinyl alternative without sacrificing performance  How can you make the most of color, from design through processing?

OFC TECHNOLOGY LEADER M I C R O B U N D L E S I N B L O W I N G A P P L I C A T I O N F O R R A I L W A Y S • Strippable with fingers for easy installation/access to fibers • High speed processing at a low wall thickness • Low shrinkage • Resistance to chemicals and filling compounds • Meet XP C93-850-1-1 standard • Re-designed cable to provide advantageous functional and economical value • Improved flexibility compared to PBT and PP tubes, allowing longer blowing distances on paths with angles of 90° • Increased processing speed and improved ease of installation • Provided better cable lifetime value compared to alternative solutions ECCOH™ 6151 UV SEPAP Formulation KEY REQUIREMENTS WHY AVIENT?

Wydruk informacji pobranej w trybie art. 4 ust. 4aa ustawy z dnia 20 sierpnia 1997 r. o Krajowym Rejestrze Sądowym, posiada moc dokumentu wydawanego przez Centralną Informację, nie wymaga podpisu i pieczęci. NIE 10.Notyfikacje z BRIS dotyczące przedsiębiorcy zagranicznego ­­­­­­ Rubryka 2 ­ Siedziba i adres oddziału 1.Siedziba oddziału kraj POLSKA, woj. KUTNO, kod 99-300, poczta KUTNO, kraj POLSKA Strona 1 z 5 3.Siedziba i adres zakładu głównego przedsiębiorcy zagranicznego kraj LUKSEMBURG, woj.

SEMICONDUCTOR PACKAGING OEM S P E C I A L T Y , S T A T I C D I S S I P A T I V E P A C K A G I N G • Provide protection against electrostatic discharge (ESD) and environmental variations • Ensure highly specialized, clean manufacturing conditions • Deliver stringent quality control of ionic and metal contamination • Maintain availability of raw materials across a global supply chain • Ability to translate production globally • Protected critical electronics from ESD while providing an environmental barrier • Adhered to strict quality and cleanliness controls from raw material handling through production to help maintain high-purity standards, such as ultra-clean feeders, deionized water, and specific HVAC systems, supporting quality initiatives, including PCS reviews, eCoA, and HA assessments • Exceeded customer expectations for controlling ionic and metal contamination down to parts per billion (PPB) • Offered global capabilities with local support and material supply to meet growing semiconductor industry needs Stat-Tech Static Dissipative Formulations KEY REQUIREMENTS WHY AVIENT?

Wydruk informacji pobranej w trybie art. 4 ust. 4aa ustawy z dnia 20 sierpnia 1997 r. o Krajowym Rejestrze Sądowym, posiada moc dokumentu wydawanego przez Centralną Informację, nie wymaga podpisu i pieczęci. Rubryka 2 ­ Siedziba i adres podmiotu 1.Siedziba kraj POLSKA, woj. A NR 510/2010 , NOTARIUSZ WALDEMAR JEZIORSKI , KANCELARIA NOTARIALNA W ZGIERZU - ZMIANA § 2 I § 4 UMOWY . 3 AKT NOTARIALNY Z DNIA 06.09.2011 R., REP A NR 2394/2011 NOTARIUSZ ANNA KOPCZYŃSKA KANCELARIA NOTARIALNA W ŁODZI - ZMIANA §§ 4, 7, 8, 9, 11 UST.2 PKT G; NOWY § 11 UST.2 PKT H; ZMIANA NUMERACJI PKT-ÓW: H,I,J,K,L W § 11 UST.2 NA PKT:I,J,K,L,M; ZMIANA § 11 UST.2 I 5, ZMIANA NR §11A NA § 12 I ODPOWIEDNIA ZMINA NUMERACJI KOLEJNYCH PARAGRAFÓW; ZMIANA §§: 12, 13 UST.1,2,4,5; USUNIĘCIE § 13 UST.6; ZMIANA § 14 UST.2 I § 15; USUNIĘCIE § 16 UST.2, § 18 UST.1 UMOWY SPÓŁKI 4 11.06.2012R.

OnFlex LO - HVAC Flap - Spanish PROVEEDOR TIER 2 R E J I L L A P A R A S I S T E M A S D E V E N T I L A C I Ó N Y C A L E F A C C I Ó N • Eliminar el post-calentamiento de las piezas a fin de lograr el nivel de olor necesario (≤3.0 VDA 270) • Tener la menor emisión de compuestos orgánicos volátiles (VOC/FOG) (VDA 278), con el mismo compresión set del material anterior • Menos pasos de procesamiento y menores costos de energía para el moldeador • Se lograron los niveles VOC/FOG requeridos y se cumplió el desempeño con el estándar de compresión set OnFlex™ LO REQUERIMIENTOS CLAVE ¿POR QUÉ AVIENT?

To check this certificate validity ptease call: +31 (0) 88 450 5500 Page I of 2 R [{$l'll. fluA I sYs. 248 Avient protective Materiats Urmonderbaan 22, 6167 RD Geteen, The Nethertands 5750 Martin Luther King Jr. Standard ISO 900 1:2015 Scope of suppty Version: 1 Revision date: 06 March 2024 Kerbusch - Director Certification Benelux Managing office: Bureau veritas lnspecLion and certification The Nethertan p,",i!