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 Caption: PolyOne has launched a website focused on color solutions and services for cosmetics formulators.  To access PolyOne’s news library online, please go to www.polyone.com/news.

PolyOne is a key supplier of polymers to the building and construction industry, but our newer line of Mesa construction colorants expands our market presence even further,” said Kevin Jones, general manager, PolyOne Color & Additives, Americas.  About PolyOne To access PolyOne’s news library online, please go to www.polyone.com/news

In addition, some specialized products are produced in internally-certified sites operating under the same ISO13485 Standard Operating Procedures (SOP). Common global Quality Management System (QMS) with external ISO13485 GMP certification of the 3 dedicated production units, and conducting annual internal and external audits. Internal ISO13485 GMP is in operation at two additional specialist sites in Europe.

In addition, some specialized products are produced in internally-certified sites operating under the same ISO13485 Standard Operating Procedures (SOP). Common global Quality Management System (QMS) with external ISO13485 GMP certification of the 3 dedicated production units, and conducting annual internal and external audits. Internal ISO13485 GMP is in operation at two additional specialist sites in Europe.

In addition, some specialized products are produced in internally-certified sites operating under the same ISO13485 Standard Operating Procedures (SOP). Common global Quality Management System (QMS) with external ISO13485 GMP certification of the 3 dedicated production units, and conducting annual internal and external audits. Internal ISO13485 GMP is in operation at two additional specialist sites in Europe.

PolyOne Investor Presentation PolyOne Investor Presentation March 2018 POLYONE CORPORATION 2  In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. In addition, operating income before special items and adjusted EPS are components of various PolyOne annual and long-term employee incentive plans Senior management believes these measures are useful to investors because they allow for comparison to PolyOne's performance in prior periods without the effect of items that, by their nature, tend to obscure PolyOne's operating results due to the potential variability across periods based on timing, frequency and magnitude.

The sign industry is a key segment for PolyOne, and UltraTuf SG sheet is a valuable addition to our portfolio,” said Kendall Justiniano, marketing director, custom engineered solutions, Designed Structures and Solutions at PolyOne. About PolyOne PolyOne Corporation, with 2014 revenues of $3.8 billion, is a premier provider of specialized polymer materials, services and solutions. To access PolyOne’s news library online, please go to http://www.polyone.com/news

About PolyOne PolyOne Corporation, with 2014 revenues of $3.8 billion, is a premier provider of specialized polymer materials, services and solutions. To access PolyOne’s news library online, please go to www.polyone.com/news

LubriOne Internally Lubricated Formulations PTFE Free Series Product Bulletin_CN 4.19-1 LubriOne™自润滑配方是一种自润滑聚合物， 摩擦系数（COF）较低，可赋予成型零件更好 的耐磨性能。