Buyer shall make all payments hereunder in cash or cash equivalent at face value in the funds, within the time, and at the location indicated on Seller’s invoice. If a present or future law, governmental decree, order, regulation, or ruling under any existing or future legislation prevents Seller from increasing or revising the price as provided herein, or nullifies or reduces any price or price increase hereunder, upon written notice from one to the other, Seller and Buyer will attempt to identify mutually agreeable changes to conform the sale contract to which these Terms apply with such law, decree, order, regulation, or ruling. If Buyer resells the Products, Buyer agrees to the Terms and Conditions Regarding Buyer Resale of Avient Products located at www.avient.com/terms.

Select from a wide variety of glass fibers and beads to meet the challenges of your specific application.   Overview of how Avient serves wire & cable customers, highlighting both power and data cables technologies Explore Colorant Chromatics's broad portfolio, markets and applications, and how Avient can provide the highest levels of service (English language version).

The development of remote monitoring and wearable healthcare devices has boomed in recent years, transforming how individuals manage their health. Medically compliant, biocompatible solutions from Avient offer the comfort and durability required. Learn more about how Avient's medical-grade polymers, colorants and additives can enhance effectiveness and safety.

Discover how Avient custom polymer formulations make the difference for 5G base station antenna phase shifts (English language version) Product information and technical data sheet for ColorMatrix™ TripleA™ additive technology, which reduces Acetaldehyde levels in PET packaging How TPEs provide sensory enhancement in surface feel and texture

NOTICE OF 2019 ANNUAL MEETING OF SHAREHOLDERS AND PROXY STATEMENT PolyOne Corporation MESSAGE FROM OUR CEO Your vote is very important. Wulfsohn Qualifications, Attributes, Skills and Experience: ADVISORY VOTE PROPOSAL 2 — ADVISORY VOTE TO APPROVE NAMED EXECUTIVE OFFICER COMPENSATION Objective How Our Executive Compensation Program Achieves this Objective Our Board recommends a vote FOR Proposal 2 to approve, on an advisory basis, our Named Executive Officer compensation. Requests for copies of such Annual Report on Form 10-K or for information on how to obtain directions to be able to attend the Annual Meeting and vote in person should be directed to: PolyOne Center, 33587 Walker Road, Avon Lake, Ohio 44012, Attention: Secretary.

Broad modulus range, from very flexible to very rigid grades Webinar: Learn how combining design with polymers can accelerate your speed to market. See how our specially formulated colorants can help differentiate your brand

Color range matching the color standard from the American Academy of Ophthalmology (AAO) ; based on PE carrier but can also be provided in PP Learn how Mevopur™ Healthcare Functional Additives help protect and enhance the performance of polymers used in healthcare applications (Chinese language version) Discover how our polymer colorants and additives can bring healthcare to life.

PROFILE/SHEET EXTRUDER R A I L S A N D K I C K P L A T E S • Convert existing PVC profile and sheet rails and kick plates to polyolefin resin to meet Class A fire safety (ASTM E84) • Provide a system that meets healthy building certifications and approvals • Utilize a more sustainable flame retardant technology, removing brominated or halogenated flame retardants from the environment • Achieve non-compromising performance in aesthetics, impact, dimensional stability, CLTE, and E84 testing • Provided broad flame retardant platform, backed by extensive application and industry expertise, to meet global flammability standards • Has largest UL94 recognized Prospector membership with HB, V-0, V-1, V-2 and 5VA/5VB ratings, and broad glow wire performance products • Included in-house UL certified labs and manufacturing locations to perform UL94 material sampling and testing • Supported application development to meet fire safety standards, address current or emerging healthy building codes, smart home requirements, and LEED credits • Offered custom formulations in small lot quantities Cesa™ Flam Non-Halogen Flame Retardants KEY REQUIREMENTS WHY AVIENT?

These formulations achieve long-lasting, deep, and consistent flexing performance in a variety of cantilevered applications, from vibratory sorting and conveying systems to furniture. Learn how composite springs provide flexibility in prosthetic performance and design Sync design with manufacturability: Learn about how Avient Design can help simplify your new product development process

They are based on management’s expectations that involve a number of business risks and uncertainties, any of which could cause actual results to differ materially from those expressed in or implied by the forward-looking statements. A reconciliation of each historical non-GAAP financial measure with the most directly comparable GAAP financial measure is attached to this presentation which is posted on our website at www.avient.com. Senior management also uses operating income before special items to assess performance and allocate resources because senior management believes that these measures are useful in understanding current profitability levels and how it may serve as a basis for future performance.