Stat-Tech™ Fire Alarm Stat-Tech™ ST7400-8010 ESD Formulations improved electrical conductivity for fire alarm

Avient highlighting sustainable solutions at France Innovation Plasturgie including reSound™ REC Recycled Content TPEs that can be used in applications such as razor handles and automotive cup holder mats, and Gravi-Tech™ REC Recycled Formulations that can be used in luxury packaging caps and closures.   This includes a preview of its new reSound™ REC Recycled Thermoplastic Elastomers (TPEs) for automotive interiors (AF 7210 series) and Gravi-Tech™ REC Recycled Formulations for luxury packaging with the following additional product details: Gravi-Tech™ REC Recycled Formulations: These density-modified engineered polymer materials include up to 98% recycled content, offering a more sustainable alternative than density-modified grades based on prime or virgin polymers.

Hi - Tech. TEL:+31(0)102922689. www.dnvgl.com/assurance Page 2 of 2 Appendix to Certificate PolyOne-Shanghai, China Locations included in the certification are as follows: Site Name Site Address Site Scope PolyOne Polymer (Tianjin) Company Limited No.28#C, Jin Bin Hi-Tech Industrial Park, 156 Nan Hai Road, Tianjin Economic-Technological, Tianjin, China, 300457 Manufacture of Masterbatch PolyOne-Shanghai, China No. 88, Guo Shou Jing Road, Z. Hi - Tech.

Hi - Tech. ACCREDITED UNIT: DNV Business Assurance B.V., Zwolseweg 1, 2994 LB, Barendrecht, Netherlands - TEL: +31(0)102922689. www.dnv.com/assurance Page 2 of 2 Appendix to Certificate PolyOne-Shanghai, China Locations included in the certification are as follows: Site Name Site Address Site Scope PolyOne Polymer (Tianjin) Company Limited No. 28#C, Jin Bin Hi-Tech Industrial Park, No. 156, Nan Hai Road, Tianjin Economic- Technological Development Area, Tianjin, China 300457 Manufacture of Colour and Additive Concentrates PolyOne-Shanghai, China No. 88, Guo Shou Jing Road, Z. Hi - Tech.

016 Fenghuang South Rd, High-Tech Zone 271100 No.476 Libing road, Pudong High-tech Zone, 201406 Reliable Tech Park - Thane - Belapur Road

Gravi-Tech™ Density Modified Formulations Formulation of a custom Gravi-Tech™ density modified material to balance size and weight, using FDA and NSF certifiable ingredients. 

Hi - Tech. Hi - Tech. 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

SEMICONDUCTOR PACKAGING OEM S P E C I A L T Y , S T A T I C D I S S I P A T I V E P A C K A G I N G • Provide protection against electrostatic discharge (ESD) and environmental variations • Ensure highly specialized, clean manufacturing conditions • Deliver stringent quality control of ionic and metal contamination • Maintain availability of raw materials across a global supply chain • Ability to translate production globally • Protected critical electronics from ESD while providing an environmental barrier • Adhered to strict quality and cleanliness controls from raw material handling through production to help maintain high-purity standards, such as ultra-clean feeders, deionized water, and specific HVAC systems, supporting quality initiatives, including PCS reviews, eCoA, and HA assessments • Exceeded customer expectations for controlling ionic and metal contamination down to parts per billion (PPB) • Offered global capabilities with local support and material supply to meet growing semiconductor industry needs Stat-Tech Static Dissipative Formulations KEY REQUIREMENTS WHY AVIENT? All Rights Reserved. https://www.avient.com/products/engineered-polymer-formulations/conductive-signal-radiation-shielding-formulations/stat-tech-static-dissipative-electrically-conductive-formulations Slide 1: Semiconductor packaging OEM

UV CHROMIUM TECH 968512 CHROMIUM TECH 968512/HIS

Gravi-Tech™ Lead Replacement Formulations Density Modified Formulations: Gravi-Tech™