PolyOne makes no representations, guarantees, or warranties of any kind with respect to the information contained in this document about its accuracy, suitability for particular applications, or the results obtained or obtainable using the information. PolyOne makes no warranties or guarantees respecting suitability of either PolyOne’s products or the information for your process or end-use application. POLYONE MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, either with respect to the information or products reflected by the information.

CABLE MANUFACTURER H I G H F L A M E R E T A R D A N T S H E A T H F O R R I S E R C A B L E S • Fire performance: CPR classification Dca s1 a1 d0 at a thickness of 350µm • Low shrinkage • Water, UV and chemical resistance • Low CoF • Reduced cable weight by decreasing the jacket thickness from 550µm to 350µm • Provided required CPR classification at a reduced thickness allowing installation in homes and buildings in between walls and floors • Increased cable lifetime due to improved chemical and UV resistance • Enabled fast cable processing ECCOH™ 5702 SEPAP Formulation KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION LIGHTHWEIGHT + UV/CHEMICAL RESISTANCE LEARN MORE Copyright © 2022, Avient Corporation.

CABLE MANUFACTURER A E R I A L D R O P C A B L E J A C K E T • Operating temperature between -40°C to 70°C • Fire performance: CPR classification Dca-, s1, d1, a1 • Low water absorption • Clamp resistance • Strong UV resistance & mechanical performance • Improved thermal behaviour giving the customer the flexibility to use the same cable design in a wide range of climates • Enabled superior mechanical performance and water absorption over previous solutions providing versatility and outdoor use • Provided material in black color specifically used in drop cables ECCOH™ 5981 BK UV Formulations KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION VERSATILITY + PERFORMANCE LEARN MORE Copyright © 2022, Avient Corporation.

TEL:+31102922689. assurance.dnvgl.com C ertificate No: 7071-1998-AQ-RGC-RvA Initial certification date: 28 A pril, 1998 V alid: 29 March, 2018 - 29 March, 2021 This is to certify that the management system of PolyOne-Shanghai, China No. 88, Guo Shou Jing Road, Z. TEL:+31102922689. assurance.dnvgl.com Appendix to Certificate PolyOne-Shanghai, China Locations included in the certification are as follows: Site Name Site Address Site Scope PolyOne-Shanghai, China No. 88, Guo Shou Jing Road, Z. Park, Pudong, Shanghai, China, 201203 Design and Manufacture of Masterbatch Polyone - Shanghai, China (Tianjin) Branch No. 28#C, Jin Bin Hi-Tech Industrial Park, 156 Nan Hai Road, Tianjin Economic-Technological, Tianjin, China, 300457 Manufacture of Masterbatch

He collaborates on communications for strategic company iniativies, as well as for business and functional strategy execution. Before his tenure at Avient, Mr. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com http://www.avient.com/

© 2019, All Right Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 TRANSPORTATION LIGHTING SUPPLIER H E A T S I N K F O R H I G H P O W E R L E D • A material to replace aluminum • High thermal conductivity - 20 W/mK • Electrically conductive • Increase production rate by 50%, as three secondary operations were eliminated • Reduced the weight of each part by 30% • Collaborated with the customer to participate in the SPE Automotive Innovation Awards Therma-Tech™ TT6600-5001 EC Grey KEY REQUIREMENTS WHY AVIENT? THERMAL + ELECTRICAL CONDUCTIVITY LEARN MORE AVIENT SOLUTION LEARN MORE © 2020, All Right Reserved Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 https://www.polyone.com/products/engineered-polymer-formulations/conductive-signal-radiation-shielding-formulations/therma Transportation lighting supplier

He is responsible for developing and executing Avient’s long-term innovation strategy for new and emerging products and technology platforms, at the intersection of high-growth markets and secular trends. Clark joined Avient in 2024 from Nouryon, a global specialty chemicals organization where he served as Chief Technology Officer. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

Before joining Avient, Mr. There, he drove a new technology go-to-market strategy that created competitive advantage, including leading the adoption of advanced technologies such as robotics, AI, and cutting-edge cybersecurity tools and frameworks. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

DENSO M E C H A N I C A L H V A C D O O R F L A P • Processability was key as the part had to be injection compression molded due to its extremely thin nature • Copper resistance • Light weight • Anti-static • Low VOC • Worked in close collaboration with the customer to understand key design challenges and needs • Streamlined the development process through global presence, working locally in Europe while also running trials in Asia • Re-designed the part to provide a 90% weight reduction • Utilized material science expertise to create a custom formulation that improved resistance to copper deposits and enabled injection compression molding Customized Maxxam™ Formulation KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION COPPER RESISTANCE + PROCESSABLITY LEARN MORE Copyright © 2020, Avient Corporation.

RESPIRATORY DEVICE MANUFACTURER C P A P M A C H I N E C O V E R • Good aesthetics with high COF for grip functionality • Chemically bondable to FR PC/ABS down to 1mm • NCS S 9000-N color suitable for UV laser marking to white • Good scratch and mar resistance • Good chemical resistance to detergents, alcohols and bleach • Pass VOCs & out-gassing in accordance to ISO 18562-3/2:2017 • Customized formulation to balance mar resistance, flow, and laser marking whiteness and clarity • Collaborated on tooling improvements to widen processing window and increase yield rate • Provided application development and on- site technical support to manage short shot, sink marks, burn marks and air trap Customized VersaflexTM TPEs WHY AVIENT? AVIENT SOLUTION LASER MARKABLE + BONDABLE LEARN MORE KEY REQUIREMENTS Copyright © 2021, Avient Corporation.