About PolyOne DeLuca Vice President, Investor Relations PolyOne Corporation +1 440-930-1226 isaac.deluca@avient.com Media Contact: Kyle Rose Director, Corporate Communications PolyOne Corporation +1 440-930-3162 kyle.rose@avient.com

The adhesion of the new Versaflex® OM 6100 series is outstanding, with no modification of the substrate. The adhesion of the Versaflex™ OM 6100 series is outstanding, with no modification of the substrate. Design substrate thickness > TPE OM thickness.

About PolyOne PolyOne Corporation, with 2016 revenues of $3.3 billion, is a premier provider of specialized polymer materials, services and solutions. Photo Copyright: PolyOne To access PolyOne’s news library online, please go to www.avient.com/news.

PolyOne Swanson, Director, Investor Relations, PolyOne Corporation, +1 440-930-1018, eric.swanson@avient.com; Media Contact: Kyle G. Rose, Vice President, Corporate Communications, PolyOne Corporation, +1 440-930-3162, kyle.rose@avient.com

DeLuca Vice President, Investor Relations PolyOne Corporation +1 440-930-1226 isaac.deluca@avient.com Attachment 1 Special items (1)

NEW POLYAMIDE OVERMOLD TECHNOLOGY We have developed a universal polyamide OM TPE technology platform(4). Three universal polyamide overmolding TPEs are comparatively evaluated with two commercial SEBS nylon OM TPEs and two commercial TPVs. REFERENCES 1.

About PolyOne PolyOne Corporation, with 2015 revenues of $3.4 billion, is a premier provider of specialized polymer materials, services and solutions. 1 http://www.ferc.gov/media/news-releases/2014/2014-4/11-20-14-E-4.asp#.Vuwyv3bmqUk EDITORS: For a high-resolution image, please click here: Southern States To access PolyOne’s news library online, please go to www.avient.com/news.  Media contact Michelle Maniscalco Marketing Communications Manager, North America PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com 

Microsoft Word - Terms and Conditions regarding Resale of PolyOne Products 10212011 Final.doc Terms and Conditions regarding Buyer Resale of PolyOne Products The following provisions, in addition to PolyOne’s Terms and Conditions available at www.avient.com/terms (“PolyOne Terms & Conditions”), shall apply to the respective purchase. No other terms and conditions whatsoever shall have any effect unless subsequently agreed to in a document signed by both parties. 1. At no time shall Buyer serve as an agent of PolyOne, and Buyer has no authorization to enter into any contract or commitment in the name of or on the behalf of PolyOne nor to incur any expense to or on behalf of PolyOne’s account.

Homepage // News Center // White is the New White: PolyOne Launches Wilflex™ Universal White Ink for Textile Screen Printing PolyOne developed a universal white ink to address this challenge. About PolyOne PolyOne Corporation, with 2016 revenues of $3.3 billion, is a premier provider of specialized polymer materials, services and solutions.

PolyOne is exhibiting at IWCS 2018 in booth #227. About PolyOne Michelle Maniscalco Senior Manager, Marketing Communications PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com