SHANGHAI – PolyOne Corporation (NYSE: POL), a premier global provider of specialized polymer materials, services and solutions, has announced the launch of OnCap™ UV technology for fiber and textile applications. About PolyOne To access PolyOne’s news library online, please go to www.polyone.com/news.

Cable jacket/sheath– Made of PE 9 Fiber-Line Product PolyOne Materials F I B E R O P T I C A L G R O W T H D R I V E R S PolyOne Corporation 20 5G Networks  Enable lower latency, greater flexibility & efficiency  Installation of these networks are in the very early stages  Installation will start in urban hubs and will continue to expand into suburban and rural areas  By 2025, only 14% of the world will have 5G connections  Growth is expected over multi- year period 5G technology will be a leading growth driver in fiber optic cable for several years 10x Speed Increase & 8x More Antennae Required 5G vs. 4G PolyOne Corporation 21 Safety Technology Geography Service FinancialPeople Low EH&S risk profile New and complementary technologies Leverage our global footprint Strong customer relationships Foundational operating margins of 8-10% with ability to double Motivated team with a specialty culture I N V E S T - T O - G R O W M & A S T R A T E G Y PolyOne Corporation 22 Capture sourcing synergies Cross-sell & blend technology 8-10% operating margins I N V E S T - T O - G R O W M & A P L A Y B O O K Protect customers Retain employees Implement LSS to drive efficiency improvements Innovate with combined portfolio Safety First! Leverage PolyOne’s global reach Phase 1 Phase 2 Phase 3 18-20% operating margins Invest in commercial resources I N V E S T - T O - G R O W P R O O F O F P E R F O R M A N C E PolyOne Corporation 23 Commercial Resources Operating Income ($ in millions) Operating Margins 243 340 At Acquisition Today $36 $96 At Acquisition Today 11% 20% At Acquisition Today Established Acquisitions (> 7 years) + 40% + 165% + 900 bps I N V E S T - T O - G R O W D R I V I N G T H E F U T U R E PolyOne Corporation 24 Commercial Resources Operating Income ($ in millions) Operating Margins 138 181 251 At Acquisition Today Goal $23 $25 $70 At Acquisition Today Goal 7% 8% 18-20% At Acquisition Today Goal Recent Acquisitions PolyOne Corporation 25 Average Company Size # of Possibilities Rationale 250 • Local to regional footprint • Niche technology focus • Concentrated customer base $50M–$200M 150 • Regional to global footprint • 1–3 specialty technologies • Diversified customer base >$200M 30 • Global footprint with local service • Diverse specialty technologies • Highly diversified customer & market portfolio S T R O N G P I P E L I N E D R I V E N B Y F R A G M E N T E D M A R K E T $0.16 $0.20 $0.24 $0.32 $0.40 $0.48 $0.54 $0.70 $0.78 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 Cumulative Share Repurchases (In millions) $0 $150 $300 $450 $600 $750 $900 2011 2012 2013 2014 2015 2016 2017 2018 2019 YTD $917M R E T U R N I N G C A S H T O S H A R E H O L D E R S O V E R $ 1 . 2 B I L L I O N S I N C E 2 0 1 1 PolyOne Corporation Increasing Annual Dividend 26 $0.81 PolyOne Corporation 27 W H Y I N V E S T I N P O L Y O N E ? Tax adjustments include the net tax benefit/(expense) from one-time income tax items, the set-up or reversal of uncertain tax position reserves and deferred income tax valuation allowance adjustments.

Designed to improve driver and passenger safety and comfort, this new leading-edge TPE technology reduces volatile organic compounds (VOCs) by 50 percent and minimizes fogging and odor in interior automotive components.  PolyOne has once again pushed the innovation envelope to help automotive OEMs improve the consumer driving experience,” said Michelle Hearn, director of global marketing, PolyOne. About PolyOne PolyOne Corporation, with 2015 revenues of $3.4 billion, is a premier provider of specialized polymer materials, services and solutions.

Combining our advanced colorant technology with bio-based polymers reduces the risk and cost of post-process testing, allowing processors to take full advantage of the emerging market for bags and packaging capable of home composting.” About PolyOne PolyOne Corporation, with 2015 revenues of $3.4 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.

Leading Edge Automotive Technology Relies on Advanced Materials from PolyOne PolyOne Expands Automotive Engineered Polymer Portfolio with ElectriPlast™ Conductive Long Fiber Technology CLEVELAND - February 26, 2018 - PolyOne today announced it has partnered with Integral Technologies Inc. and its wholly owned subsidiary ElectriPlast

Our investments in sales, marketing and technology resources continue to drive our performance," added Mr. A recording of the call will also be available for one week, beginning at PolyOne

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Homepage // News Center // PolyOne To Hold Fourth Quarter 2014 Conference Call Replay: The replay will be available for one week, beginning at              11:30 a.m. About PolyOne

Homepage // News Center // PolyOne To Hold Fourth Quarter 2013 Conference Call Replay: The replay will be available for one week, beginning at              12:30 p.m. About PolyOne

Homepage // News Center // PolyOne To Hold First Quarter 2014 Conference Call Replay: The replay will be available for one week, beginning at              1:00 p.m. About PolyOne