It’s in this spirit that we joined legacy PolyOne and the Clariant Masterbatch business, two complementary businesses, and formed a new one that we’ve named Avient. 我们通过以下方式变得更好：Keeping Safety First — PolyOne and Clariant are both ACC Responsible Care® companies, and nothing is more important than the health, safety and well-being of our people. Clariant MB acquired July 1, 2020 COLORWORKS INSPIRATION.

MSC Certificate Place and date: For the issuing office: Høvik, 23 January 2025 DNV Product Assurance AS Veritasveien 1, 1363 Høvik, Norway Cecilie Gudesen Torp Management Representative Lack of fulfilment of conditions as set out in the Certification Agreement may render this Certificate invalid. ICP-4-5-i5-ISO13485-f1 rev2 ACCREDITED UNIT: DNV Product Assurance AS, Veritasveien 1, 1363 Høvik, Norway - TEL: +47 67 57 99 00. www.dnv.com MANAGEMENT SYSTEM CERTIFICATE Certificate no.: 240625-2017-AQ-RGC-NA-PS Initial certification date: 14 September 2017 Valid: 08 February 2025 – 07 February 2028 This is to certify that the management system of PolyOne-Shanghai, China 88 Guoshoujing Road, Z.J.Hi-Tech Park, Pudong Shanghai, China (Unicode: 91310000607342402D) has been found to conform to the Quality Management System standard: ISO 13485:2016 This certificate is valid for the following scope: Design, Manufacture, Sales and Distribution of Medical Colour and Additive Concentrates Used for the Plastic Parts of Medical Devices http://www.dnv.com

Using its formulation expertise, PolyOne can also customize Maxxam LO grades to achieve a breadth of physical and mechanical properties that meet the specifications of any automotive OEM. PolyOne’s global reach allows our customers the ability to achieve greater product consistency wherever they manufacture in the world. PolyOne makes no warranties or guarantees respecting suitability of either PolyOne’s products or the information for your process or end-use application.

Avient Deutschland GmbH (PolyOne Deutschland GmbH) Avient ECCOH High Performance Solutions GmbH (PolyOne Color and Additives Germany GmbH) Bergmann GmbH (PolyOne Th.

Versaflex™ CE Elastomer Versaflex™ TPE Alloys

Versaflex™ HC Thermoplastic Elastomers Healthcare TPEs: Versaflex™ HC

Versaflex™ Thermoplastic Elastomer improves performance and meets food compliance regulations for clip and lock closure Versaflex™ CE 3130-80N TPE provides non-blooming solution to wireless charger

The lower extractable profile of Versaflex™ HC BT218 thermoplastic elastomer provided a drop-in material replacement with excellent clarity and performance for a medical tubing extruder Broad range of Versaflex™ HC 3810 TPEs, all formulated without animal derivatives, met demands for barrier, flexibility and sealing performance

GLS™ Versaflex™ PF Versaflex™ PF formulations are specially developed for the manufacture of co-extruded surface protective films

Versaflex™ TPEs for Portable Speaker Solutions - Product Bulletin (English) Versaflex™ TPEs for portable speakers as a gasket and overmold applications for water and dust protection (English language version)