MEVOPUR LQ for Silicone Elastomers_CN5.17-1 MEVOPUR™ LQ 应用于硅橡胶的液体着色剂和添加剂母粒 应用公告 硅橡胶由于其独特的物理特性组合，例如强度、 耐受度及灵活性等，同时作为一种通过最多生物 相容性及低致敏性测试的聚合物之一，成为了多 种医疗应用的首选材料。 MEVOPUR™ LQ 系列先进的液体着色剂和添加剂 母粒使用与硅橡胶高度相容的特定液体载体系 统。 可根据要求提供多种定制化 颜色解决方案 根据ISO 13485/GMP质量体系生产，并拥有变 更控制管理 原材料红外光谱分析和常规批次检测 根据ISO 10993第18部分对正己烷、异丙醇及 水中的可萃取性进行评估 法规支持 原材料根据ISO 10993-1和USP第、 章（VI类）对原材料进行生物评估的预测试 向FDA提交所有标准颜色的DMF/MAF文件 应用 医疗器械，如导管和连接器、注射器针头及无 针连接器 与皮肤接触设备，如可穿戴设备或医疗器械的 柔软触感表面 MEVOPUR LQ 配方可用于要求严苛的应用，包 括： MEVOPUR™-LQ 不透明红（PMS198C） 产品编号：FZ3M415008 MEVOPUR™-LQ 透明红 产品编号：FZ3M415009 MEVOPUR™-LQ 不透明蓝（PMS292C） 产品编号：FZ5M415008 MEVOPUR™-LQ 透明蓝 产品编号：FZ5M415009 MEVOPUR™-LQ 不透明黄（PMS1205C） 产品编号：FZ1M415005 MEVOPUR™-LQ 透明黄 产品编号：FZ1M415006 MEVOPUR™-LQ 不透明绿（PMS346C） 产品编号：FZ6M415008 MEVOPUR™-LQ 透明绿 产品编号：FZ6M415009 MEVOPUR™-LQ 不透明紫（PMS2655C） 产品编号：FZ4M415003 MEVOPUR™-LQ 透明紫 产品编号：FZ4M415004 定制化选择 也可以根据您的需求 定制颜色， 请联系我们。

Health and Safety • Implement appropriate processes and procedures to ensure that human health and safety are at the forefront of your actions. Comply with all applicable environmental, health, safety, and security regulations. Version: May 2025 mailto:sourcing@avient.com Health and Safety Environment Social Ethics and Governance Management Systems

intends to use the net proceeds from the offering to finance, in part, its pending acquisitions of Clariant AG's global masterbatch business (the "Clariant masterbatch acquisition") and Clariant Chemicals (India) Limited's masterbatch business (collectively, the "acquisitions"). The notes will be subject to a "special mandatory redemption" in the event that (i) the Clariant masterbatch acquisition is not consummated on or prior to the purchase agreement is terminated, other than in connection with the consummation of the Clariant masterbatch acquisition.

intends to use the net proceeds from the offering to finance, in part, its pending acquisitions of Clariant AG's global masterbatch business (the "Clariant masterbatch acquisition") and Clariant Chemicals (India) Limited's masterbatch business (collectively, the "acquisitions"). The notes will be subject to a "special mandatory redemption" in the event that (i) the Clariant masterbatch acquisition is not consummated on or prior to the purchase agreement is terminated, other than in connection with the consummation of the Clariant masterbatch acquisition.

Technical Data Sheets Safety Data Sheets Safety Data Sheets

It has been over a year since we completed the acquisition of Clariant’s color business and became Avient – bold moves to help us become the specialty formulator we are today,” said Robert M. Add on nearly $50 million in synergies from the Clariant color business integration, and we are having a record year.” http://www.avient.com/investors https://edge.media-server.com/mmc/p/yrq7mgm9 https://edge.media-server.com/mmc/p/yrq7mgm9 http://www.avient.com/investors 3 Full Year Comparisons Pro Forma for Acquisition of Clariant’s Color Business The company acquired Clariant’s color (“Clariant Color”) business on July 1, 2020 (the “Acquisition Date”).

Mevopur™ Healthcare Colorants and Formulations and Mevopur™ Healthcare Functional Additives for In Vitro Diagnostic Devices Diagnostic devices and consumables, now more than ever, play a vital role in delivery of safe treatements. As part of our commitment, we publish Avient’s Mevopur™ product policy and use limitations to assist customers in their product selection. For more detailed information on Mevopur uses and restrictions see www.avient.com/healthcare-use-limitations-mevopur-products or contact your Avient sales representative. 1.844.4AVIENT www.avient.com

as applicable) 4.2.2 Customer Description 4.2.3 Manufacturer’s Product Code 4.2.4 Manufacturer's Lot Number 4.2.5 Quantity and Units (Example 25 lbs.) 4.2.6 Company Name 4.2.7 Date of Manufacture 4.2.8 Expiration Date (as applicable) 5.0 SUPPORTING DOCUMENTATION 5.1 Certification: Each shipment of product will be accompanied by a Certification that, at the time of shipment, the material conforms to the Product Specifications. 5.1.1 Certification document will include: 5.1.1.1 Customer Part Number 5.1.1.2 Customer Purchase Order Number 5.1.1.3 Customer Material Description 5.1.1.4 Manufacturer's Lot Number 5.1.1.5 Total quantity shipped (with units) 5.1.1.6 Test values (as applicable) 5.1.2 Certification will be sent with each product shipment, addressed to the Customer’s shipping location and/or electronically sent to appropriate Customer contact. 5.1.3 The Certification document may contain test values conducted by NEU on the product for those characteristics listed under certification. 5.2 Safety Data Sheets: A Safety Data Sheet will be made available upon request or may be available on NEU’s website. The SDS is supplied to the shipping location from where the product is ordered. 5.3 Technical Data Sheets: A Technical Data Sheet will be made available on NEU proprietary technologies upon request. 5.4 Sales Order Confirmation: A documented response confirming acceptance of a Customer purchase order.

In addition, the acquisition of Clariant’s color business in July 2020 has been transformational to our portfolio and helped us become the specialty formulator we are today. Full Year Comparisons Pro Forma for Acquisition of Clariant’s Color Business The company acquired Clariant’s color (“Clariant Color”) business on July 1, 2020 (the “Acquisition Date”). See Attachment 3 for a definition and summary of special items and Attachment 7 for a summary of pro forma adjustments associated with the Clariant Color Acquisition necessary to reflect Clariant Color adjusted results in all periods presented.

Unless otherwise noted herein, all comparisons to prior year results are pro forma* for the Clariant Masterbatch acquisition. In addition, it has been just over a year since we acquired Clariant Masterbatch and we became Avient. Eastern Time on July 30, 2021. 3 *Pro Forma The company acquired the Clariant Masterbatch business (“CMB”) on July 1, 2020 (the “Acquisition Date”).