July 1, 2020 Attachment 3 Attachment 4

主要特性 在三个通过ISO 13485认证的医疗生产线生 产全球统一的配方，提供全球一致性和供应 链保障 变更控制记录不限于CAS编号级别，降低变 更风险 不含动物源性物质和邻苯二甲酸盐 可用作各种聚合物的母粒或即用型配方 为方便起见，可在一个产品中实现功能性和颜 色的组合 法规支持 经过预测试的原材料： - ISO 10993-1 - USP 第、章（VI类） - USP （指南），6.2.3 可萃取元素； USP - ICHQ3D/USP 2 可萃取金属 - 欧洲药典 3.1 聚烯烃（如适用） FDA发布的注册药品主文件（III类）和/或医疗 器械主文件 为符合（新）法规（如IVDR）的批准或过渡提 供文档支持 适用医疗保健使用限制—见下文。 在不限制本声明的一般性的情况下，不得将埃万特的产品用于旨在用于以下目的的任何医疗器械应用： (1) 接触人体组织或体液长达30天或更长时间； (2)“整形”（整容或重建）手术； (3) 生殖植入物或任何节育器械；或者 (4) 用于支持或维持人类生命的永久性（超过30天）植入式医疗器械中的任何关键组件。

Notificación desde Registro NOTIFICACIÓN DE INSCRIPCIÓN TOTAL Se pone en su conocimiento que el documento del día veinticinco de enero de dos mil veintidós, que fue presentado el día veintisiete de enero de dos mil veintidós, con el número de entrada 1/2022/233,0, diario 46, asiento 131, ha sido inscrito con fecha diecisiete de febrero de dos mil veintidós, en el tomo 661, folio 67, inscripción 5 con hoja HU-13568, de la entidad AVIENT SÀ RL SUCURSAL EN ESPAÑA. Í,4*F $M-\vÎ (*) C.S.V. : 122010380004451360 Servicio Web de Verificación: https://www.registradores.org/csv (*) Código Seguro de Verificación: este código permite contrastar la autenticidad de la copia mediante el acceso a los archivos electrónicos del órgano u organismo público emisor. Art. 27.3 de la Ley 39/2015, de 1 de octubre, del Procedimiento Administrativo Común de las Administraciones Públicas.).

Upon receipt of a notice of an alleged claim, Seller may suspend all further deliveries. 4. Bir numune veya geliştirme materyali sağlama eylemi, patent sahibinin izni olmaksızın patentli 4. Hüküm ve Şartlar (1 Nisan 2024) Terms and Conditions (April 1, 2024)

Bergmann GmbH Adolf-Dambach-Str. 2-4 76571 Gaggenau die Einführung und Anwendung eines Managementsystems gemäß DIN EN ISO 50001:2018 für den Geltungsbereich: Entwicklung und Produktion von technischen Thermoplasten; an den Standorten gemäß Anlage. Bergmann GmbH Adolf-Dambach-Str. 2-4 76571 Gaggenau c/o Avient ECCOH High Performance Solutions GmbH Oldendorfer Straße 9, 49324 Melle Produktion von technischen Thermoplasten

Bergmann GmbH Adolf-Dambach-Str. 2-4 76571 Gaggenau die Einführung und Anwendung eines Managementsystems gemäß DIN EN ISO 50001:2018 für den Geltungsbereich: Entwicklung und Produktion von technischen Thermoplasten; an den Standorten gemäß Anlage. Bergmann GmbH Adolf-Dambach-Str. 2-4 76571 Gaggenau c/o Avient ECCOH High Performance Solutions GmbH Oldendorfer Straße 9, 49324 Melle Produktion von technischen Thermoplasten

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ITALIAN MOLDER & PART PRODUCER L U X U R Y T O O T H B R U S H B A S E • Density 4.0 SG • Low water absorption • Good mechanical performance • Chemical resistance to toothpaste and cleaning products • Worked in close collaboration with customer to fully understand material requirements • Provided an alternative to metal with the processing and recyclability benefits of a polymer • Enabled customer to launch innovative new product into the market winning Red Dot Design Award Gravi-Tech™ Density Modified Formulations KEY REQUIREMENTS WHY AVIENT?

LEARN MORE INDUSTRIAL HOUSING OEM U T I L I T Y B O X S T I F F E N E R • Meet material stiffness requirement of 12,000 MPa flex modulus • Stable raw material supply • Formulated a solution that meets economic and mechanical property requirements • Quickly sampled and qualified the new material at multiple facilities • Enabled manufacturing at scale by using packaging that minimized moisture uptake during transit and storage • Provided a stable supply of post-industrial recycled (PIR) PA66 to offset prime PA66 Nymax™ REC Glass-Filled Formulation KEY REQUIREMENTS WHY AVIENT?

LEADING PRODUCER OF CLOSURES FOR SPIRITS L U X U R Y C L O S U R E S • Replace metal while providing metallic look and feel • Customization of density and color • Easy processing • FDA compliance • Replaced metal with a weighted polymer solution to maintain high-quality perception • Minimized the appearance of chips from everyday wear better than metal by matching closure interior and metalized coating colors • Enabled the customer to introduce their luxury closures to a new market segment Gravi-Tech™ Density Modified Formulation KEY REQUIREMENTS WHY AVIENT?