December 1, 2014 DeLuca Vice President, Investor Relations PolyOne Corporation +1 440-930-1226 isaac.deluca@avient.com Rose Director, Corporate Communications PolyOne Corporation +1 440-930-3162 kyle.rose@avient.com

Attachment 1 Special items (1) 1)

About PolyOne To access PolyOne’s news library online, please go to www.polyone.com/news Michelle Maniscalco Senior Manager, Marketing Communications PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com

About PolyOne To access PolyOne’s news library online, please go to www.polyone.com/news Michelle Maniscalco Senior Manager, Marketing Communications PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com

Versaflex TPE 材料为需要持久密 封的垫圈提供了极佳的压缩永久变形性能，同时使得耐用型扬声器外壳具有了如丝般的触感。 硬度 42A 65A 65A 80A 70A 颜色 自然色 自然色 自然色 自然色 自然色 包覆成型 PC/ABS, COPE PC/ABS, COPE PC/ABS, COPE PC/ABS PC/ABS 特性 低压缩永久变形 丝般触感/耐久性佳 丝般触感/适用于薄长 部件 无析出/丝般触感/耐污/ 抗紫外光 无析出/丝般触感/耐污/ 抗紫外光 应用 Versaflex™ CE 3120-40 Versaflex™ CE 3120-65 Versaflex™ CE 3620 Versaflex™ CE 3130-80 Versaflex™ CE 3130-70 表面 表面 表面 表面密封垫 Versaflex TPE 如何让便携式扬声器与众不同 垫片 防水防尘 - 外壳密封紧密，可确保长期使用无泄漏 降低制造成本 - - 比硅树脂或热塑性聚氨酯（TPU ）具有更快的循 环时间 设计自由 - 垫片中的注塑TPE 使得难以组装简易型O 形圈的 复杂设计成为可能 扬声器外壳 外观耐久 - 柔滑触感 - 耐磨、抗紫外线、外观持久 降低制造成本 - 直接包覆成型到基板上，无需采购和组装硅树脂 外壳；对聚碳酸酯和 ABS 具有很强的附着力 - 比硅树脂或热塑性聚氨酯（TPU ）具有更快的循 环时间 设计自由 - TPE包覆成型，无需使用机械互锁装置和底漆即 可将硅树脂材料粘附到基板上 欲了解更多关于Versaflex™ TPE在便携式扬声器应用的信息， 请联系埃万特 +86-21-60284888 现如今，便携式扬声器制造商都在寻找可信赖的材料，在防水防尘的同时兼具耐久性并提供更多的设计可能性。 我们的 Versaflex TPE 可以完全满足所有这些要求，同时提高生产速度，降低制造成本。

SPORTS BRAND S N O R K E L M O U T H P I E C E • Replace PVC with alternative materials such as TPE or silicone • Skin contact safety and UV resistance • Soft texture with a non-sticky feel • Translucent color to help children use it properly and safely • Customized a soft (Shore A) TPE solution that passed strict tests, including thermal deformation (80°C for 2 hours), UV resistance, and assembly resistance • Providing a 40% more cost-effective system than silicone due to the high production efficiencies of TPEs • Provided cross-regional cooperation and prompt response to help customers achieve fast commercialization in both Europe and China Versaflex Thermoplastic Elastomers UV RESISTANT + TRANSLUCENT Copyright © 2025, Avient Corporation. LEARN MORE https://www.avient.com/products/thermoplastic-elastomers/versaflex-thermoplastic-elastomers Slide 1: sports brand

Homepage // News Center // PolyOne Protects Polymer Textiles from the Sun, Letting Colors and Performance Shine Through About PolyOne To access PolyOne’s news library online, please go to www.polyone.com/news.

About PolyOne To access PolyOne’s news library online, please go to www.polyone.com/news. Michelle Maniscalco Marketing Communications Manager, North America PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com

A-1 i MESSAGE FROM OUR CEO April 1, 2016 Dear Fellow Shareholder: You are cordially invited to attend the PolyOne Corporation Annual Meeting of Shareholders (the “Annual Meeting”), which will be held at 9:00 a.m. on Thursday, May 12, 2016, at PolyOne Corporation’s corporate headquarters located at PolyOne Center, 33587 Walker Road, Avon Lake, Ohio 44012. Key 2015 Company Performance Results.(1) PolyOne delivered strong performance results in 2015. 2) Calculated using PolyOne’s March 1, 2016 closing stock price of $27.52.

Versaflex HC - Syringe Plunger - English SYRINGE MANUFACTURER D I S P O S A B L E S Y R I N G E P L U N G E R • USP VI and ISO 10993-4,5 compliant • Sterilize by gamma & EtO • Long-term sealing performance • Low coefficient of friction (COF) • Consistent performance across barrel sizes • Provided a formulated solution that met rigorous medical application requirements • Improved global supply continuity • Increased process efficiency by replacing previous thermoset material with TPE Versaflex™ HC 2110-57B KEY REQUIREMENTS WHY AVIENT? https://www.polyone.com/products/thermoplastic-elastomers/versaflex-thermoplastic-elastomers