Code de conduite des fournisseurs d’Avient Avient Corporation, ses filiales et ses sociétés affiliées (« Avient ») s’engagent à être une organisation durable de classe mondiale. Avient interdit la corruption commerciale ou les pots-de-vin. Les registres comptables doivent être disponibles sur demande pour Avient

Avient’s chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of Avient and each business segment and to allocate resources. Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). Avient pro forma reflects 2022 estimated EBITDA of $660M and revenue of $3,740M.

Avient’s chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of Avient and each business segment and to allocate resources. Avient reflects 2023 adjusted EBITDA guidance of $530M and estimated run-rate CAPEX of $110M. Avient Specialty Other Specialty / 2023E(%) 28 79 87 81 79 76 73 90 77 76 75 73 64 59 33 MULTIPLE EXPANSION Avient Specialty Other Specialty / Note: Avient reflects 2023 adjusted EBITDA guidance of $530M and closing share price of $38.89.

Para verificar la autenticidad de una representación impresa del mismo, ingrese este código en el sitio web www.diarioficial.cl DIARIO OFICIAL DE LA REPUBLICA DE CHILE Ministerio del Interior y Seguridad Pública V SECCIÓN CONSTITUCIONES, MODIFICACIONES Y DISOLUCIONES DE SOCIEDADES Y COOPERATIVAS Núm. 42.975 | Jueves 10 de Junio de 2021 | Página 1 de 1 Empresas y Cooperativas CVE 1958564 EXTRACTO   EDUARDO DIEZ MORELLO, Abogado, Notario Público, Titular de la 34ª Notaría de Santiago, con oficio en Luis Thayer Ojeda N° 359, comuna de Providencia, certifico: Que por escritura pública de fecha 31 de mayo de 2021, bajo el repertorio N° 8.412-2021, ante mí: En junta extraordinaria de accionistas de PERFORMANCE MASTERBATCHES (CHILE) SpA, inscrita a fojas 51.369 N° 25.460 del Registro de Comercio del Conservador de Bienes Raíces de Santiago correspondiente al año 2019 (la “Sociedad”), celebrada con fecha 28 de abril de 2021, Avient Switzerland GmbH, en su calidad de único accionista de la Sociedad, modificó el nombre o razón social de la Sociedad por “Avient Chile SpA”, reemplazando el artículo Primero de los estatutos por el siguiente: “ARTICULO PRIMERO: Se constituye una sociedad por acciones con el nombre de “AVIENT CHILE SpA”.

APPLICATION BULLETIN Copyright © 2021, Avient Corporation. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. Contact your Avient sales representative for more information.

www.avient.com Copyright © 2020, Avient Corporation. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. www.avient.com Copyright © 2020, Avient Corporation.

www.avient.com Copyright © 2020, Avient Corporation. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. www.avient.com Copyright © 2020, Avient Corporation.

AVIENT SOLUTION ADDRESSES CRITICAL MANUFACTURING PRODUCTIVITY ISSUES AND DELIVERS OVER $100,000 PER YEAR IN SAVINGS Avient helped the customer calculate costs for the 12-month period. With the Avient material, the manufacturer is expected to save $122,000 per year vs. silicone.

Copyright © 2022, Avient Corporation. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. Avient is committed to the needs of our healthcare customers.

Copyright © 2023, Avient Corporation. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. Avient is committed to the needs of our healthcare customers.