In order to improve our internal processes and bring ColorMatrix in line to the global Avient system a more effective working process for identifying risk and measuring progress through KPI’s is targeted to be implemented through 2024, which will allow us to improve the mitigation and monitoring of risk across our suppliers. Our effectiveness in combating slavery and human trafficking In 2024 the following key performance indicators (KPIs) will be used to measure how effective we have been in ensuring that slavery and human trafficking is not taking place in any part of our business or supply chains  100% completion of the Code of Conduct for all associates Page 3 of 3 Our on-going commitment As part of our modern slavery strategy we will continue to monitor the progress we have made and build on our achievements and initiatives in the next financial year.

However, they can also introduce new challenges in developing the high-performing and cost-effective products needed to help doctors and medical practitioners deliver treatments that will improve patient outcomes. From silicone colorants pre-tested for USP Class VI compliance to additives that effectively streamline production, we have dispersion technologies that can address your challenges. AESTHETIC APPEAL AND VERSATILITY Custom colors, special effects, functional additives CONSISTENT QUALITY Lot-to-lot consistency, tight color tolerances, reproducible dispersions DESIGN AND PROCESSING Application development support and technical service REGULATORY COMPLIANCE Product stewardship expertise and regulatory support SURFACE PROTECTION Lightfastness, chemical resistance, durability ENHANCED PERFORMANCE Electrical conductivity, mechanical property retention 1.844.4AVIENT www.avient.com Copyright © 2024, Avient Corporation.

In order to ensure the middle layer in a face mask can effectively block up to 95% of airborne particles, the material requires the addition of a specific additive prior to the meltblown stage followed by a process known as electret charging. Charging only works when the correct additive solution is utilized, and together with the fiber denier, gram weight and number of layers, it ensures the middle layer of protective masks can effectively trap small airborne particles.

For brand owners seeking to maximize their rPET usage up to 100% to achieve sustainability and recyclability targets, Amosorb 4020R offers a cost effective solution with reliable oxygen scavenging performance and low haze levels on final bottles. For converters manufacturing bottles for oxygen sensitive beverages such as juices or teas and sauces, Amosorb 4020R is a unique masterbatch solution offering a reliable, cost effective oxygen scavenging performance, while giving freedom of usage for many different grades of rPET up to 100% in content.

Prevents condensation: Controlling the distribution, and so effectiveness, of anti-fog additives is easier than controlling the efficacy of a coating. PRODUCT BULLETIN KEY CHARACTERISTICS OnCap anti-fog additives maintain an excellent balance of immediate and long-lasting effects.

Mevopur™ Healthcare Colorants and Formulations Amber Colorants for Pharmaceutical Packaging Avient constantly monitors the evolution of regulations in the healthcare industry, and develops compliant products well before those regulations go into effect. Amber shades are known to offer effective protection from certain wavelengths, but the technologies of most amber polymer solutions on the market do not have regulatory support to comply with the pharmaceutical packaging regulations.

Amosorb 4020L offers an effective balance between bottle aesthetics, improved recyclability, and shelf life demands, by offering a cost-effective solution with reliable oxygen scavenging performance and rPET compatibility.

DATE 04/23/2020 DOCUMENT ID 202011402526 NAME RESERVATION (NRO) DESCRIPTION FILING 39.00 EXPED 100.00 CERT 0.00 COPY 0.00 Receipt Effective Date: 04/23/2020 DOC ID ----> 202018203934 180 East Broad Street, 16th Floor Columbus, OH 43215 (877) 767-6446 | (614) 466-2655 info@OhioSecretaryofState.gov www.OhioSecretaryofState.gov June 22, 2020 CT Corporation System Attn: Ken Brown 4400 Easton Common Way, Suite 125 Columbus, OH 43219 Re: Preclearance of Certificate of Amendment Dear: Mr. NOW, THEREFORE, BE IT RESOLVED, that, effective as of the time and date that the applicable certificate is accepted for filing by the Ohio Secretary of State (the “Effective Time”), the name of the Company shall be changed from “PolyOne Corporation” to “Avient Corporation.”

Senior management believes these measures are useful to investors because they allow for comparison to Avient's performance in prior periods without the effect of items that, by their nature, tend to obscure Avient's operating results due to the potential variability across periods based on timing, frequency and magnitude. In addition, operating income before the effect of special items is a component of Avient's annual incentive plans and is used in debt covenant computations. Senior management believes these measures are useful to investors because they allow for comparison to Avient's performance in prior periods without the effect of items that, by their nature, tend to obscure Avient's operating results due to the potential variability across periods based on timing, frequency and magnitude.

Our track record of thorough, timely, and cost-effective service is the backbone of our service offering. Delivering Real-World Solutions No matter the technical challenge, we have the instrumentation and technical expertise to help you fi nd precise, cost-effective, real-world solutions. Our track record of thorough, timely, and cost-effective service is the backbone of our service offering.