In addition, its customers have an obligation to comply with Federal Energy Regulatory Commission (FERC)2 physical security requirements. The Southern States Ballisti-Wall® and Ballisti-Cover ® ballistic-resistant solutions made it easy to customize for each application and, at the same time, meet customers’ tight delivery requirements. Avient enabled us to quickly meet our utility customers’ growing demand for improved, customized physical asset protection,” said Dave Lombardo, vice president and general manager, Service Division, Southern States LLC.

At Avient, we are committed to supporting our customers in their sustainability journey. This tool is an integral part of our sustainability strategy, empowering our customers to make choices that align with their environmental goals. locale=en https://www.avient.com/resource-center/services/product-carbon-footprint-pcf-calculator https://www.avient.com/submit-a-design-engineering-question

IATF 16949:2016 The Quality Management System is applicable to: Certificate No: 38972 Effective Date: 04 September 2018 Expiration Date: 03 September 2021 Issue Date: 31 December 2018 IATF No: 0328156 Alex Weisselberg, President DESIGN AND MANUFACTURE OF CUSTOM PVC PLASTISOL AND PVC SLUSH MOLD POWDER (WITH ADDITIONAL FACILITIES LISTED ON ATTACHED ANNEX) Certificate Of Conformance has been assessed by ABS Quality Evaluations, Inc. and found to be in conformance with the requirements set forth by: Page 2 of 2 ABS Quality Evaluations PolyOne Corporation IATF 16949:2016 Certificate Of Conformance ANNEX At Below Facilities: Validity of this certificate may be confirmed at www.abs-qe.com/cert_validation. Activity: Continuous Improvement, Contract Review, Customer Service, Information Technology, Interanl Audit Management, Human Resourse, Supplier Management & Logistics

With an abundance of primary colors readily available, a dedicated lab team is also on hand to formulate custom colors for your desired look and feel. Black Sand French Gray Laguna Emerald Irish Mist Tahoe Mauve JadeMidnight Blue Caribbean Tropical Breeze For more inspiring color ideas, call Mesa customer service at 440.930.1760 mesaconstructioncolors.com Copyright © 2020, Avient Corporation.

Glasforms™ Pultruded Rods, Tubes & Custom Profiles NEU™ Custom Capabilities Customized Braiding

CUSTOM SOLUTION PROVIDES SIGNAL DAMPING AND HEAT RESISTANCE FOR ELECTRICAL CONNECTOR CASE STUDY: BERGAMID™ NYLON FORMULATIONS Ch all en ge A cc ep te d. Avient’s team of sales and technical professionals began by carefully listening to the customer’s stated needs and current situation. Avient’s service and support extended beyond the design phase.

Custom colorants and special effects to provide shelf appeal and product differentiation Product/Service Overview Standard and custom color solutions for today’s complex medical applications

Additional examples of Avient’s comprehensive portfolio of colorants, functional additives, engineered materials, and world-class services featured at the show include: 3D Molding and Design Services from Avient Design: These services accelerate product development with advanced design simulation and 3D printing technologies to provide accurate predictions of performance, as well as cost-effective and functional prototypes to help optimize part design.   Our local touch and customer engagement, combined with our global presence, allows us to serve customers with agility.

Conference call participants in the question and answer session should pre-register using the link at avient.com/investors, or here, to receive the dial-in number and personal PIN. https://www.avient.com/investors/ https://edge.media-server.com/mmc/p/ky9b3iov https://www.avient.com/investors/ https://register.vevent.com/register/BIa7fc29ba31db4eec88eca2de2a3faa90 https://www.avient.com/investors/events-presentations https://www.avient.com/news-events 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. 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.

PROBLEM CAUSE SOLUTION Incomplete Fill Melt and/or mold temperature too cold Mold design Shot Size • Increase nozzle and barrel temperatures • Increase mold temperature • Increase injection speed • Increase pack and hold pressure • Increase nozzle tip diameter • Check thermocouples and heater bands • Enlarge or widen vents and increase number of vents • Check that vents are unplugged • Check that gates are unplugged • Enlarge gates and/or runners • Perform short shots to determine fill pattern and verify proper vent location • Increase wall thickness to move gas trap to parting line • Increase shot size • Increase cushion Brittleness Melt temperature too low Degraded/Overheated material Gate location and/or size • Increase melt temperature • Increase injection speed • Measure melt temperature with pyrometer • Decrease melt temperature • Decrease back pressure • Use smaller barrel/excessive residence time • Relocate gate to nonstress area • Increase gate size to allow higher flow speed and lower molded-in stress Fibers on Surface (Splay) Melt temperature too low Insufficient packing • Increase melt temperature • Increase mold temperature • Increase injection speed • Increase pack and hold pressure, and time • Increase shot size • Increase gate size Sink Marks Part geometry too thick Melt temperature too hot Insufficient material volume • Reduce wall thickness • Reduce rib thickness • Decrease nozzle and barrel temperatures • Decrease mold temperature • Increase shot size • Increase injection rate • Increase packing pressure • Increase gate size Flash Injection pressure too high Excess material volume Melt and/or mold temperature too hot • Decrease injection pressure • Increase clamp pressure • Decrease injection speed • Increase transfer position • Decrease pack pressure • Decrease shot size • Decrease injection speed • Decrease nozzle and barrel temperatures • Decrease mold temperature • Decrease screw speed TROUBLESHOOTING RECOMMENDATIONS PROBLEM CAUSE SOLUTION Excessive Shrink Too much orientation • Increase packing time and pressure • Increase hold pressure • Decrease melt temperature • Decrease mold temperature • Decrease injection speed • Decrease screw rpm • Increase venting • Increase cooling time Not Enough Shrink Too little orientation • Decrease packing pressure and time • Decrease hold pressure • Increase melt temperature • Increase mold temperature • Increase injection speed • Increase screw rpm • Decrease cooling time Burning Melt and/or mold temperature too hot Mold design Moisture • Decrease nozzle and barrel temperatures • Decrease mold temperature • Decrease injection speed • Clean, widen and increase number of vents • Increase gate size or number of gates • Verify material is dried at proper conditions Nozzle Drool Nozzle temperature too hot • Decrease nozzle temperature • Decrease back pressure • Increase screw decompression • Verify material has been dried at proper conditions Weld Lines Melt front temperatures too low Mold design • Increase pack and hold pressure • Increase melt temperature • Increase vent width and locations • Increase injection speed • Increase mold temperature • Decrease injection speed • Increase gate size • Perform short shots to determine fill pattern and verify proper vent location • Add vents and/or false ejector pin • Move gate location Warp Excessive orientation Mold design • Increase cooling time • Increase melt temperature • Decrease injection pressure and injection speed • Increase number of gates Sticking in Mold Cavities are overpacked Mold design Part is too hot • Decrease injection speed and pressure • Decrease pack and hold pressure • Decrease nozzle and barrel temperatures • Decrease mold temperature • Increase cooling time • Increase draft angle • Decrease nozzle and barrel temperatures • Decrease mold temperature • Increase cooling time TROUBLESHOOTING RECOMMENDATIONS Note: These are general processing conditions.