Aplica-se essa proibição se a oferta ou o pagamento for feito diretamente ou por outra pessoa • Não faça registros enganosos, incompletos ou falsos nos livros e registros contábeis da Avient • Não ignore os sinais de alerta ao lidar com terceiros Sumário América do Norte Sede global Avon Lake, Estados Unidos 33587 Walker Road Avon Lake, OH, Estados Unidos 44012 Ligação gratuita: +1 (866) 765 9663 Telefone: +1 (440) 930 1000 Fax: +1 (440) 930 3064 Ásia-Pacífico Sede regional Xangai, China 2F, Block C 200 Jinsu Road Pudong, 201206 Xangai, China Telefone: +86 (0) 21 6028 4888 Fax: +86 (0) 21 6028 4999 América do Sul Sede regional São Paulo, Brasil Av.

Cette interdiction s’applique que l’offre ou le paiement soit effectué directement ou par l’intermédiaire d’une autre personne • Faire des saisies trompeuses, incomplètes ou fausses dans les livres et registres d’Avient • Ignorer les alertes lorsque vous traitez avec des tiers Table des matières Amérique du Nord Siège mondial d’Avon Lake, États-Unis 33587 Walker Road Avon Lake, Ohio, États-Unis 44012 Numéro gratuit : +1-866-765-9663 Téléphone : +1-440-930-1000 Télécopie : +1-440 930 3064 Asie Pacifique Siège régional de Shanghai, Chine 2F, Block C 200 Jinsu Road Pudong, 201206 Shanghai, Chine Téléphone : +86 (0) 21 6028 4888 Télécopie : +86 (0) 21 6028 4999 Amérique du Sud Siège régional de Sao Paulo, Brésil Av.

MAJOR TELECOM COMPANY L D S A N T E N N A A R R A Y • Required material suitable for Laser Direct Structuring (LDS) for a 3D antenna design that allowed Surface Mount Technology (SMT) for mass production in a short manufacturing time • 265°C /10 seconds • Provided high-heat material to enable miniaturization and multi-function integration for an innovative 3D design • Formulated LDS solution with low dielectric constant (Dk 3.98) and dissipation factor (Df 0.006) values Edgetek™ ET9600-8015 Formulation KEY REQUIREMENTS WHY AVIENT AVIENT SOLUTION DESIGN FREEDOM + SMT LEARN MORE Copyright © 2021, Avient Corporation.

SBD CORDLESS POWER TOOL B A T T E R Y P A C K • PA66-based solution • Meet flame retardant UL94 V-0 standard • Pass 10-meter drop test • Achieved flame retardance of UL94 V-0 rating @1.5 and 3.0 mm, GWFI 750 °C • Offered material and high impact with good laser marking performance strength • Accomplished excellent surface appearance with less visible fibers • Provided shorter lead time and stronger technical support than the competition Bergamid™ FR Non-Halogen Flame Retardant Formulation KEY REQUIREMENTS WHY AVIENT?

PERSONAL CARE PRODUCTS MANUFACTURER B O T T L E S A N D C L O S U R E S • Achieve a lower cost on low volume orders • Accommodate a large number of custom designs with rapid color development and matching • Gain quick turnaround for colorant orders • Offered flat pricing with a minimum order quantity (MOQ) of 10 pounds • Eliminated low-volume surcharges, driving leaner inventory management • Implemented shorter development lead times to enable faster market access • Provided 3-day order lead times ColorMatrix™ Small Order Service KEY REQUIREMENTS WHY AVIENT?

BULLOCK, SECRETARY OF STATE OF THE STATE OF DELAWARE, DO HEREBY CERTIFY THE ATTACHED IS A TRUE AND CORRECT COPY OF THE CERTIFICATE OF AMENDMENT OF “CLARIANT PLASTICS & COATINGS USA LLC”, CHANGING ITS NAME FROM "CLARIANT PLASTICS & COATINGS USA LLC" TO "AVIENT COLORANTS USA LLC", FILED IN THIS OFFICE ON THE ELEVENTH DAY OF JANUARY, A.D. 2021, AT 10:39 O`CLOCK A.M.

Adjusted EPS increased 10% to $2.43, representing the 9th consecutive year of adjusted EPS growth Adjusted earnings per share in 2018 increased 10% to You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the

On a consolidated basis, our operating margin surpassed 10% for the first time in our company’s history.” You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. Jul 10, 2025

We are now 50% toward our goal of repurchasing the 10 million shares issued in conjunction with the acquisition of Spartech, while maintaining strong liquidity of $651 million.” You are advised to consult any further disclosures we make on related subjects in our reports on Form 10-Q, 8-K and 10-K that we provide to the Securities and Exchange Commission. Jul 10, 2025

If Buyer has a dispute with respect to an invoice, Buyer must notify Seller within ten (10) calendar days after receipt of the invoice. Buyer must notify Seller of such acquisition within 10 (ten) days thereof. El Comprador deberá notificar al Vendedor dicha adquisición dentro de los 10 (diez) días siguientes.