PolyOne DB4880B LO ODOR SELF BOND X ET 729-003-1 Shipment Notification - under "Material Header" MSDS - labeled as the "Product Number" (in Section 1)

NOTE: On July 1, 2020, PolyOne and Clariant Masterbatch joined 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. Michelle Maniscalco Senior Manager, Marketing Communications Avient Corporation +1 440-930-1988 michelle.maniscalco@avient.com

Information Systems Use Policy Effective date: September 1, 2021 Available on the Avient Ethics & Corporate Policies Page on the Loop Confidential 2 Avient IT Department Information Systems Use Policy September 1, 2021 Table of Contents Purpose .......................................................................................................................................................... 3 Scope.............................................................................................................................................................. 3 Usage ............................................................................................................................................................. 3 Expectations for Use of Information Systems ........................................................................................... 3 Prohibited Uses of Information Systems ................................................................................................... 3 Personal Use .............................................................................................................................................. 4 Social Media .............................................................................................................................................. 4 Enforcement and Monitoring ......................................................................................................................... 4 Questions and Additional Information .......................................................................................................... 5 Document Change and Review History ........................................................................................................ 5 Appendix A: Definitions................................................................................................................................ 6 Confidential 3 Avient IT Department Information Systems Use Policy September 1, 2021 PURPOSE This Information Systems Use Policy (“Policy”) establishes acceptable and prohibited uses of Avient’s Information Systems to protect Avient and its employees and affiliates from both intentionally and unintentionally harmful actions by Users. Confidential 4 Avient IT Department Information Systems Use Policy September 1, 2021 Additionally, the following Information Systems uses are prohibited unless specifically authorized by Avient or authorized Avient IT representatives: • Revealing account usernames, passwords, or other Personal Data to others or allowing use of Information Systems by others, including family and other household members; • Conducting any form of network monitoring that could intercept data not intended for the recipient User; • Circumventing User authentication or security of any Information Systems; or • Using personal devices to access Confidential Data or connect to Information Systems. Confidential 5 Avient IT Department Information Systems Use Policy September 1, 2021 QUESTIONS AND ADDITIONAL INFORMATION For additional details regarding cybersecurity and incidence response, please refer to Avient’s Cyber and Data Incident Response Policy.