titel 20 21 -0 4- 12 1 4: 06 :2 8 Business Register extract Netherlands Chamber of Commerce CCI number 34246357 Page 1 (of 2) Legal entity RSIN 815617781 Legal form Besloten Vennootschap (comparable with Private Limited Liability Company) Statutory name Avient Colorants Netherlands B.V. This extract has been certified with a digital signature and is an official proof of registration in the Business Register. Business Register extract Netherlands Chamber of Commerce CCI number 34246357 Page 2 (of 2) N/A 2021-04-12T14:06:40+0200 Utrecht Kamer van Koophandel Dit document is digitaal ondertekend 2021-04-12T14:06:42+0200

ICP-4-5-i5-ISO13485-f1 rev2 ACCREDITED UNIT: DNV Product Assurance AS, Veritasveien 1, 1363 Høvik, Norway - TEL: +47 67 57 99 00. www.dnv.com MANAGEMENT SYSTEM CERTIFICATE Certificate no.: 240625-2017-AQ-RGC-NA-PS Initial certification date: 14 September 2017 Valid: 08 February 2025 – 07 February 2028 This is to certify that the management system of PolyOne-Shanghai, China 88 Guoshoujing Road, Z.J.Hi-Tech Park, Pudong Shanghai, China (Unicode: 91310000607342402D) has been found to conform to the Quality Management System standard: ISO 13485:2016 This certificate is valid for the following scope: Design, Manufacture, Sales and Distribution of Medical Colour and Additive Concentrates Used for the Plastic Parts of Medical Devices http://www.dnv.com

Our recent performance demonstrates the resiliency of our portfolio during challenging times.” 2 As a continuation of its specialty transformation, the company announced in April it had entered into an agreement to acquire the DSM Protective Materials business (including the Dyneema® brand) (“Dyneema”) and that it is exploring the sale of its Distribution business. In addition, we embarked on a formal process to explore the sale of our Distribution business and are encouraged by the level of interest we have received from several potential buyers.” Avient's chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of the Company and each business segment and to allocate resources.

INDUSTRY BULLETIN STANDARD UNITS ONFLEX LO 7120-45N Volatile Organic Compounds VDA 278 ug/g(ppm) 41 Fogging VDA 278 ug/g(ppm) 521 Odor • Control • Dry conditions • Wet conditions SAE J1351 (15) 1-10 Scale 1 2 1 Compression Set (23°C) • 22 hours • 70 hours ASTM D395 % 14.4 14.6 Capillary Viscosity • 1341/s • 11170/s ASTM D3835 Pa*s 35 7 HVAC SYSTEMS OnFlex™ LO • Features: low VOC/FOG, low odor, good compression set, easy processing, overmolds to polypropylene • Example applications: seals and flaps in heating, ventilation and air conditioning systems CHARACTERISTICS ONFLEX™ LO ONFLEX™ AF TPE GENERAL PURPOSE TPV TPO Volatile Organic Compounds (VDA 278) Very Low Moderate Moderate Moderate Very Low Fogging (VDA 278 & DIN 75201) Very Low Moderate Moderate High Very Low Odor (VDA 270 Requirement ≤3.0) ≤3.0 ≤3.0 >3 >3 ≤3.0 Gloss Level Low Low Low Very Low High Tactile Feel Grippy Grippy Grippy Grippy Waxy Pre-Drying Required No No No Yes No Raw Material Costs $$ $$ $$ $$$ $ Compression Set @ RT Good Good Good Excellent N/A Compression Set @ ≥70°C Moderate Moderate Moderate Good N/A UV Resistance Good Excellent Good Good Good Weatherability Good Excellent Good Good Good Hardness Range Low to High Low to High Low to High Low to High High Density (g/ml) 1.15 0.99 0.90–1.20 0.95–0.98 0.90–1.20 GENERAL CHARACTERISTICS COMPARING TPE, TPV, TPO Grades shown on both pages are representative of solutions manufactured in North America, more grades available globally. INTERIORS/EXTERIORS TEMP STANDARD UNITS ONFLEX AF 7210-40B ONFLEX AF 7210-50B ONFLEX AF 7210-60B ONFLEX AF 7210-70B ONFLEX AF 7210-80B QUV Exposure • 1000 Hrs(0.68 W/m2 @ 340nm) • 2000 Hrs(0.68 W/m2 @ 340nm) 45°C ΔE 0.49 0.38 0.42 0.48 0.21 0.85 0.22 0.14 0.32 0.24 Xenon-Arc Exposure • 1000 Hrs(0.35 W/m2 @ 340nm) 63°C ΔE 0.63 0.84 0.34 — 0.58 Capillary Viscosity • 1341/s • 11170/s ASTM D3835 Pa*s 60 11.4 79 15 65 13 48 13.7 73 16 Ozone Resistance ASTM D1149(16) B Visual No cracks No cracks No cracks No cracks No cracks Low Temperature Brittleness ISO 812 B °C -63 -62 -62 -62 -62 OnFlex™ AF • Features: long-term sealing performance, reduced noise and vibration, grippy feel, low gloss, low odor, excellent UV resistance and weatherability, easy processability, overmolds to polypropylene • Example applications: trays, door pockets, fasteners, clips, roof rack pads, roof and door trim, and window encapsulations The need to innovate is virtually endless.

Our global team is here to accelerate development and part approvals, supporting you with: • Materials that meet over 500 automotive polymer OEM specifications • More than 14,000 color and additive approvals for OEM specifications, including more than 2,000 UL94-registered concentrates and pre-colors • Advanced design and color expertise PORTFOLIO HIGHLIGHTS Specialized polymers and composites • Thermoplastic Elastomers • Recycled and Bio-based Thermoplastic Elastomers • Long Fiber Reinforced Formulations • Thermally Conductive Formulations • Static Dissipative, Electrically Conductive, and EMI/RFI Shielding Formulations • Pre-Colored Thermoplastics for Premium Finishes • Engineered Polymer Formulations • Continuous Fiber Tapes & Laminates Colorants, additives, and plastisols • Solid & Liquid Colorants (special effects & bio-based) • Colorant and Additive Concentrates • Functional and Performance Additives (UV, FR, antimicrobial, and more) • Liquid Additives • Chemical Foaming and Nucleating Agents • High-Temperature Concentrates • Silicone Dispersions • Vinyl Powders and Plastisols Design & Color Services • Avient Design • ColorWorks™ Design & Technology Centers UNDERHOOD Air Management Fuel Systems Filters/Cleaners Engines/Power train Fans & Shrouds Engine & Cam Covers Fluid Reservoirs Sealing Systems Wire & Cable and Connectors Battery Systems & Supports EV Battery Systems Sensors/Controls/Actuators Turbo/Super Chargers Control Modules/Valves Gears & Hoses HVAC Systems Electrical Control Units EXTERIOR Move over metal... our material and colorant solutions enable you to replace metal and paint while improving miles per gallon or per charge. BODY & STRUCTURAL Front & Rear End Modules Door Modules Fender Liners Underbody Shielding Energy Management Carriers/Bolsters Radiator Supports Wiper Supports Roof Systems Frames Door Intrusion Systems Sealing Systems Trunks/Frunks INTERIOR Instrument Panels Door Panels Hard Trim Pillars Steering Wheels Floor Mats HVAC Systems Gear Shift Knob & Boot Visor Core Door Handles Sealing Systems Seats & Belts Pedals Flooring Wire & Cable and Connectors Sensors/Controls/Actuators Lighting Airbags & Safety Systems Electrical Control Units Head-Up Displays EXTERIOR ADAS Housing Exterior Trim Mirror Housings Sealing Systems Lighting LED Lighting Wheel Covers Running Boards/Step Bars Roof Racks Door Handles Fuel Doors Cowl Panels Radar Sensors Camera Housings Water Management ADVANCED MOBILITY & ALTERNATIVE POWER We can help rise to the challenge of increased connectivity, advanced driver-assistance systems (ADAS), electric vehicles (EV) and charging infrastructure/electric vehicle supply equipment (EVSE), 5G compatibility, and more.

All Rights Reserved 2025 7 Strategic approach to drive sustainable growth Avient sales growth Catalyze the core GROW BUSINESS AT GDP + 1. Eliminate complexity of portfolios, go-to-market models and organization 4. to grow double-digits in prioritized businesses through key growth vectors 5. All Rights Reserved 2025 8 Strategic approach to drive sustainable growth Avient sales growth Build new platforms of scale GROW BUSINESS AT 10% PLUS CAGR 1.

• Enable employees and other stakeholders to report questions or concerns related to your business, people or products. • Uphold freedom of association and the right to collective bargaining in accordance with applicable laws. Meals and entertainment for the purposes of developing business relationships must be within reasonable, customary, and lawful business practices in the country or industry. • Comply with the U.S. Accounting records should be available to Avient upon request. • Avoid conflicts of interest that involve business dealings with family members and close personal friends at Avient.

Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). Management believes this provides comparability of the performance of the combined businesses. Financials are pro forma for the acquisition of Dyneema® and potential divestiture of Distribution Avient Specialty Formulators Other Specialty / Chemical Companies 45 Source: Peer data per Bloomberg market data as of April 21, 2022 Total Enterprise Value / NTM EBITDA With the Dyneema and Clariant Color business acquisition and divestment of the PP&S business, along with the proposed sale of our Distribution business, our exposure is now concentrated in less-cyclical and high-growth markets.

Pro Forma Financial Information Avient acquired the Clariant Color business on July 1, 2020 (the “Acquisition Date”). We also reference “pro forma” financial metrics, which include the results of the proposed Dyneema Business acquisition and the potential sale of the Distribution business. Management believes this provides comparability of the performance of the combined businesses.

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. Avient’s chief operating decision maker uses these financial measures to monitor and evaluate the ongoing performance of Avient and each business segment and to allocate resources. Management believes this provides comparability of the performance of the combined businesses.