ENVIRONMENTAL POLICY Avient Corporation conducts its operations in an environmentally responsible manner that is protective of the communities in which we operate. It is the responsibility of each person at Avient to ensure that all operations in the company are carried out in accordance with this policy. It is Avient’s expectation that our stakeholders be equally committed to environmental responsibility.

Product Stewardship Policy Product Stewardship plays a significant role in Avient’s sustainable and ethical business practices. In alignment with these principles and practices, Avient is committed to:  Complying with all applicable laws, regulations and industry standards Sustainable and ethical management of our products protects our employees, customers and communities in which we operate, while maintaining customer confidence in Avient’s materials.

Sanders is Senior Vice President, General Counsel and Secretary at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Sanders joined Avient in April 2024 and has responsibility for all legal functions, including contracts and transactions, M&A, compliance, labor relations, digital information, privacy, and intellectual property. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

PEDERSON Senior Vice President, President of Specialty Engineered Materials Chris Pederson is Senior Vice President and President of Specialty Engineered Materials at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Just prior to joining Avient in 2018, he was Vice President of Strategy at Hexcel Corporation, responsible for the company’s M&A strategy and execution. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

Ext Building Products OEM Application Snapshot E X T E R I O R BU I L D I N G P RO D U C T S O E M S H E E T / P R O F I L E E X T R U S I O N • Source a cost competitive and effective chemical foaming additive (CFA) with prompt availability • Incorporate a CFA lightweighting solution with consistent cell structure and density for better overall operational performance • Improve material usage while manufacturing on both single and twin screw processing equipment • Met customer needs and timing with effective and efficient CFA solutions • Provided formulations that improved the dispersion and efficacy for optimized performance and control in manufacturing • Offered application and processing expertise focused on specific customer manufacturing assets and operations, allowing improved material usage and reduced operational costs Hydrocerol™ and Excelite™ CFAs KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION LIGHTWEIGHTING + PERFORMANCE LEARN MORE Copyright © 2022, Avient Corporation. https://www.avient.com/products/polymer-additives/foaming-agents

LEARN MORE TIER 2 MOLDER P A N E L F O R C O N S T R U C T I O N V E H I C L E S • Transition from painting extruded sheet (3-5mm) to molded-in color for two different thermoplastics • UV stability • Good appearance for visible part • Expedited approved solution that delivered the appearance and performance of a painted part • Developed formulations for two materials- PMMA and ABS • Offered aluminum appearance and required UV stability SmartBatch™ FX for Paint Replacement KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION PAINT REPLACEMENT Copyright © 2024, Avient Corporation https://www.avient.com/products/polymer-colorants/color-additive-combination-masterbatches/smartbatch-fx-paint-replacement-0 https://www.avient.com/products/polymer-colorants/color-additive-combination-masterbatches/smartbatch-fx-paint-replacement-0 Tier 2 molder

SPORTS EQUIPMENT OEM D I S C G O L F D I S C S • Replace incumbent polymer with an alternative material that offered consistent supply and comparable performance • Colorable and able to support product differentiation using special effects • Grippy but not tacky • Ability to meet varying flexibilities and weights • Professional Disc Golf Association approval • Presented a TPE with diverse durometers to support a range of disc capabilities, weights and grip features • Delivered a durable material with good flow characteristics for simple and economical production • Provided a natural, easy-to-color material with good UV resistance • Offered a breadth of material and specialty services to enable product line expansion using metallic effects, polymer additives, and additional material formulations Dynaflex™ Thermoplastic Elastomers KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION VERSATILE + EASY TO PROCESS LEARN MORE Copyright © 2022, Avient Corporation.

MONOFIL AMENT MA NUFAC TURER P V D F F I L A M E N T E X T R U S I O N • Reduce or eradicate die build-up • Improve predictive and final part quality • Optimize PVDF extrusion for the desired coefficient of friction (CoF) • Reduce energy consumption • Boosted overall production efficiency by minimizing die build-up through use of a PVDF-specific processing aid • Achieved a flawless surface by reducing friction and improving flow for enhanced final part quality • Controlled extrusion pressure to reduce energy required in processing Colorant Chromatics PVDF Processing Aid KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION EFFICIENCY + QUALITY LEARN MORE Copyright © 2025, Avient Corporation. https://www.avient.com/products/polymer-additives/processing-enhancement-additives/colorant-chromatics-pvdf-processing-aids Slide 1: Monofilament manufacturer

WIR E & CABLE OEM P V D F E X T R U S I O N • Improve extrusion line speed • Minimize defects, optimize coefficient of friction (CoF), control extrusion pressure, and eliminate die drool • Prevent melt fracture (sharkskin) • Reduce energy use in processing to achieve cost savings • Delivered a polyvinylidene fluoride (PVDF) solution that improved extrusion production times • Provided application specialists with deep knowledge of PVDF processing windows (melt and degradation temperatures) to help boost overall processing performance • Enhanced surface aesthetics by reducing friction and improving flow stability • Gained a reduction in energy use and offered added savings for other PVDF applications such as wire jacketing or tube and pipe extrusion Colorant Chromatics PVDF Processing Aid KEY REQUIREMENTS WHY AVIENT? PROCESSING + QUALITY LEARN MORE AVIENT SOLUTION Copyright © 2025, Avient Corporation. https://www.avient.com/products/polymer-additives/processing-enhancement-additives/colorant-chromatics-pvdf-processing-aids Slide 1: Wire & cable oem

No. 0562.01) 11/30/2023 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 AVIENT CORPORATION 733 East Water Street North Baltimore, OH 45872 Claire Holman Phone: (419) 257-1327 MECHANICAL Valid To: October 31, 2025 Certificate Number: 0562.01 In recognition of the successful completion of the A2LA evaluation process, accreditation is granted to this laboratory to perform the following automotive plastics tests: Test Method: Test Name: ASTM D412 Tensile ASTM D523 Specular Gloss ASTM D618 (A) Conditioning of Plastics ASTM D624 (Die C) Tear Strength ASTM D638 Tensile Properties ASTM D792 (A) Density and Specific Gravity by Displacement ASTM D1004 Initial Tear Resistance ASTM D1203 (A) Volatile Loss ASTM D1895 (A) Apparent Density, Bulk Factor, Pourability ASTM D1921 Particle Size (Sieve Analysis) ASTM D2240 Durometer Hardness (Shore A and D) ASTM E1331 Color by Spectrophotometry Using Hemispherical Geometry FMVSS 571.302 Flammability FORD BN-102-01 (A) Low Temperature Flexibility FORD BO-131-03 Interior Odor ISO 3795 Determination of Burning Behavior of Interior Materials SAE J323 (A) Cold Cracking (Mandrel Bend) SAE J1351 Hot Odor for Insulation Materials SAE J1545 Instrumental Color Difference Measurement DOC-058151 Angle of Repose 1 Laboratory Developed Method For the tests to which this accreditation applies, please refer to the laboratory’s Mechanical Scope of Accreditation. Accredited Laboratory A2LA has accredited AVIENT CORPORATION North Baltimore, OH for technical competence in the field of Mechanical Testing This laboratory is accredited in accordance with the recognized International Standard ISO/IEC 17025:2017 General requirements for the competence of testing and calibration laboratories.