October 11, 2022 Oct. 11, 2022 Wednesday, November 2, 2022

CLEVELAND, April 7, 2020 /PRNewswire/ -- PolyOne Corporation (NYSE: POL) a premier provider of specialized polymer materials, services and sust April 7, 2020

December 12, 2022 CLEVELAND – December 12, 2022 – Avient Corporation today announced an expansion to its range of polyketone (PK) based materials with new Complēt™ PKE long fiber reinforced engineered thermoplastics. About Avient  

Avient Design, our in-house team of industrial designers and project engineers, understand materials and manufacturability for a streamlined process to create products that perform better. That is why Avient’s suite of services also includes local technical support with consultation on process development, mold design/construction, material training, troubleshooting, and continuous improvement. Our people, ideas, material science, resources and unwavering commitment to service enable customers to transform their visions into groundbreaking products. 1.844.4AVIENT www.avient.com Copyright © 2022, Avient Corporation.

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G1QCertificate Number: 82756 Certificate of Incorporation on Change Of Name For Registrar of Companies I hereby certify that CLARIANT PLASTICS & COATINGS (IRELAND) LIMITED having, by a Special Resolution of the Company, and with the approval of the Registrar of Companies, changed its name, is now incorporated as a LTD - Private Company Limited by Shares under the name AVIENT COLORANTS IRELAND LIMITED and I have entered such name on the Register accordingly. Given under my hand at Dublin, this Wednesday, the 14th day of April, 2021 support@cro-helpdesk.cloud.gov.ie 2021-04-27T15:43:24+0000 Dublin, Ireland On Behalf of The Registrar Certifying Signature

CLEVELAND, April 17, 2019 /PRNewswire/ -- PolyOne Corporation (NYSE: POL) today reported its first quarter results for 2019. April 17, 2019 April 4, 2019

June 21, 2022 The shows runs from 28 – 30 June 2022, Messe Stuttgart, Germany.  About Avient Avient Corporation (NYSE: AVNT), with 2021 revenues of $4.8 billion, provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world.