The demonstration plant mimics real world recycling in a research environment.  NOTE: On July 1, 2020, PolyOne and Clariant Masterbatches joint together as Avient, a new kind of materials company focused on conquering customer challenges and unlocking the potential for innovation and sustainability around the globe. 

PolyOne Corporation - TS 691920 Certificate of Registration QUALITY MANAGEMENT SYSTEM - IATF 16949:2016 This is to certify that: PolyOne Corporation 4921 I D A Park Drive Lockport New York 14094 operates a Quality Management System which complies with the requirements of IATF 16949:2016 for the following scope: Design and Manufacture of thermoplastic compounds. CertificateNumber=TS+691920&ReIssueDate=10%2f05%2f2018&Template=inc PolyOne Corporation 4921 I D A Park Drive Lockport New York 14094 Manufacture of thermoplastic compounds. Technologies, Purchasing, Sales, Contract review, Internal audit management, Product design Location Registered Activities BSI Certificate Number: 691920 IATF Number: 0303891 Certification Date: 2018-05-10 Latest Issue: 2018-05-10 Expiry Date: 2021-05-09 Page: 2 of 2 This certificate remains the property of BSI and shall be returned immediately upon request.

PolyOne To participate in the conference call, dial 1-844-835-7433 (domestic) or 1-914-495-8589 (international) and provide conference ID number 2565135. To listen to this recording, dial 1-855-859-2056 (domestic) or 1-404-537-3406 (international) and enter conference ID number 2565135.

11.866.POLYONE www.polyone.com MAXXAM™ FILLED & REINFORCED POLYOLEFINS PRODUCT SELECTION GUIDE 2 31.866.POLYONE www.polyone.com MAXXAM™ FILLED & REINFORCED POLYOLEFINS PolyOne manufactures a complete line of filled and reinforced polymer polyolefins for injection molding and blow molding. PolyOne makes no warranties or guarantees respecting suitability of either PolyOne’s products or the information for your process or end-use application. At PolyOne, we pride ourselves on our material science expertise, processing knowledge and creative design capabilities.

To participate in the conference call, dial 1-844-835-7433 (domestic) or 1-914-495-8589 (international) and provide conference ID number 8047906. To listen to this recording, dial 1-855-859-2056 (domestic) or 1-404-537-3406 (international) and enter conference ID number 8047906. PolyOne

COUNTRY ESTATES TAN PVC

ESTATE ORANGE

USE OF NON-GAAP MEASURES PolyOne Corporation 3 This presentation includes the use of both GAAP (generally accepted accounting principles) and non-GAAP financial measures. PolyOne’s chief executive officer uses these financial measures to monitor and evaluate the ongoing performance of the Company and each business segment and to allocate resources. In addition, adjusted operating income and adjusted EPS, which exclude the impact of special items, are components of various PolyOne annual and long-term employee incentive plans.

LubriOne™ Internally Lubricated Formulations Avient Launches New Stat-Tech™ TPEs & PTFE-Free LubriOne™ Internally Lubricated Formulations at Fakuma 2023 Avient Pioneers New PTFE-Free LubriOne™ Internally Lubricated Formulations at Chinaplas 2024

2 /Ju n- 20 19 /V er si on 1 .0 Certificate Avient Colorants Singapore Pte Ltd 8 Third Chin Bee Road Jurong Industrial Estate 618684 Singapore Singapore Scope Administration, Site management, Manufacture, Laboratory, Procurement, Maintenance, infrastructure, Warehouse and Transport Normative base EN ISO 13485:2016 Medical devices – Quality Management System Reg. no. 45483 Validity 01. 03. 2022  – 28. 02. 2025 Issue 01. 03. 2022  A.Grisard, President SQS F.