A range of options are available in terms of FlexCart equipment, packaging and controllers, in order to suit different processing applications. Are data management facilities needed? PlanetPak containers are available in a range of sizes either for use with the FlexCart or as standalone packaging for customers’ orders.

https://www.avient.com/investors/ https://edge.media-server.com/mmc/p/nh3eiqvs/ https://www.avient.com/investors/ https://register.vevent.com/register/BI3efc1a22a8f740be852b7303538a7763 https://www.avient.com/investors/events-presentations 3 Non-GAAP Financial Measures The Company uses both GAAP (generally accepted accounting principles) and non-GAAP financial measures. For more information, visit https://www.avient.com. https://www.avient.com/news-events https://www.avient.com/ 4 Forward-looking Statements In this press release, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.

as applicable) 4.2.2 Customer Description 4.2.3 Manufacturer’s Product Code 4.2.4 Manufacturer's Lot Number 4.2.5 Quantity and Units (Example 25 lbs.) 4.2.6 Company Name 4.2.7 Date of Manufacture 4.2.8 Expiration Date (as applicable) 5.0 SUPPORTING DOCUMENTATION 5.1 Certification: Each shipment of product will be accompanied by a Certification that, at the time of shipment, the material conforms to the Product Specifications. 5.1.1 Certification document will include: 5.1.1.1 Customer Part Number 5.1.1.2 Customer Purchase Order Number 5.1.1.3 Customer Material Description 5.1.1.4 Manufacturer's Lot Number 5.1.1.5 Total quantity shipped (with units) 5.1.1.6 Test values (as applicable) 5.1.2 Certification will be sent with each product shipment, addressed to the Customer’s shipping location and/or electronically sent to appropriate Customer contact. 5.1.3 The Certification document may contain test values conducted by NEU on the product for those characteristics listed under certification. 5.2 Safety Data Sheets: A Safety Data Sheet will be made available upon request or may be available on NEU’s website. The SDS is supplied to the shipping location from where the product is ordered. 5.3 Technical Data Sheets: A Technical Data Sheet will be made available on NEU proprietary technologies upon request. 5.4 Sales Order Confirmation: A documented response confirming acceptance of a Customer purchase order. Upon notification from the NEU supplier, NEU will notify the Customer of the effect on the manufacture of the compound(s) (such as raw material availability, vendor name changes, vendor manufacturing location, and vendor nomenclature). 9.0 CUSTOMER FEEDBACK 9.1 NEU will use commercially reasonable efforts to (i) acknowledge receipt of Customer complaints within one business day; (ii) conduct an investigation and communicate a resolution to Customer within 30 days after receipt of the complaint.

The FlexCart flagship model is available with a host of optional design features to accommodate your liquid metering requirements. Are data management facilities needed? Our teams are available through your local commercial contact, directly at +1.844.4AVIENT, or visit www.avient.com.

Non- heavy metal and non-halogen formulations are available. Our Code of Conduct and Ethics Hotline are available at: https://www.avient.com/company/policies-and- governance ETHICS REPORTS: Confidential, Discreet, No Retaliation Do you have an ethics concern? Sustainability metrics represent 2018 data or 12-month approximate values based on available data from reporting facilities and are often made in reliance on third-party supplier information.

The company also announced the release of its latest Sustainability Report, now available at www.avient.com/sustainability. For more information, visit https://www.avient.com. In millions, except per share data)

A recording of the webcast and the slide presentation will be available at avient.com/investors/events-presentations immediately following the conference call and will be accessible for one year. https://www.avient.com/investors https://edge.media-server.com/mmc/p/fqwbh5zv https://www.avient.com/investors https://register.vevent.com/register/BI3f68f18c2b10416fa722221e3f01ea50 http://www.avient.com/investors/events-presentations 4 About Avient Avient Corporation (NYSE: AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. http://www.avient.com/ 5 Forward-looking Statements In this press release, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.

A recording of the webcast and the slide presentation will be available at avient.com/investors/events-presentations immediately following the conference call and will be accessible for one year. https://www.avient.com/investors https://edge.media-server.com/mmc/p/a8tcrg4m https://www.avient.com/investors https://register.vevent.com/register/BI125445d5780d4c898d63ec3c1fa53045 https://www.avient.com/investors/events-presentations 5 About Avient Avient Corporation (NYSE: AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. For more information, visit https://www.avient.com. 6 Forward-looking Statements In this press release, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.

Este Aviso de Privacidade a Candidatos (“Aviso”) estabelece a maneira como a Avient recolhe, utiliza ou divulga informações pessoais de requerentes e candidatos a vagas (coletivamente, “você”) quando você acessa ou utiliza nossos sites de carreiras, incluindo https://avient.referrals.selectminds.com/ (os “Sites”). Para obter mais informações sobre como a Avient processa suas informações pessoais para esses serviços e sites de terceiros, visite a Declaração de Privacidade da Avient Corporation, disponível em https://www.avient.com/company/policies-and- governance/avient-corporation-privacy-statement. Data de entrada em vigor: 1º de agosto de 2020 mailto:PRIVACY.OFFICER@AVIENT.COM https://privacyportal.onetrust.com/webform/b25cf7b1-a93a-4d26-8c84-ceda4d0ae91b/e180cbe4-d1b9-49bd-b621-cb5f6a0f42cb mailto:PRIVACY.OFFICER@AVIENT.COM

Este Aviso de Privacidade a Candidatos (“Aviso”) estabelece a maneira como a Avient recolhe, utiliza ou divulga informações pessoais de requerentes e candidatos a vagas (coletivamente, “você”) quando você acessa ou utiliza nossos sites de carreiras, incluindo https://polyone.referrals.selectminds.com/ (os “Sites”). Para obter mais informações sobre como a Avient processa suas informações pessoais para esses serviços e sites de terceiros, visite a Declaração de Privacidade da Avient Corporation, disponível em https://www.avient.com/company/policies-and-governance/polyone-corporation-privacy-statement. Data de entrada em vigor: 1º de agosto de 2020 mailto:PRIVACY.OFFICER@POLYONE.COM https://privacyportal.onetrust.com/webform/b25cf7b1-a93a-4d26-8c84-ceda4d0ae91b/e180cbe4-d1b9-49bd-b621-cb5f6a0f42cb mailto:PRIVACY.OFFICER@POLYONE.COM