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Homepage // News Center // PolyOne Wins 2015 Ringier Plastics Technology Innovation Award About PolyOne Media contact Jennifer Huang Manager, Marketing Communications Asia PolyOne Corporation +86 21 6028 4888 jennifer.huang@avient.com

Homepage // News Center // PolyOne Expands Production of OnFlex™ TPEs to North America About PolyOne To access PolyOne’s news library online, please go to www.avient.com/news

Significant opportunity for cross-selling by leveraging PolyOne’s infrastructure Patterson, president and chief executive officer, PolyOne Corporation. About PolyOne

LABORATORY EQUIPMENT MANUFACTURER P C R W E L L P L A T E S • Very high level of TiO2 to prevent “cross-talk” between the wells during the qPCR fluorescence testing procedure • Minimized background phosphorescence caused by agglomeration of TiO2 and/or oxidized (stressed) polystyrene • Preservation of polystyrene grade properties • Change control of formulation and manufacturing process • Robust product quality from batch to batch • Developed optimally dispersed, ready-to-use white formulation that maintains adequate signal transmission, as well as minimizing “cross-talk” and background phosphorescence • Optimized the use of general purpose polystyrene (GPPS) for a good balance between melt flow and other physical properties, such as stiffness • Provided comprehensive change control of raw materials and formulation, with a robust manufacturing process and quality control under a third party ISO 13485:2016 certified QMS Mevopur Healthcare Colorants and Formulations – pre-colored solution WHY AVIENT?

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PolyOne is exhibiting in booth 2201 at MD&M West in Anaheim, California from February 11-13, 2020. About PolyOne To access PolyOne’s news library online, please go to www.avient.com/news

Homepage // News Center // PolyOne Speeds Color Development with New ColorMatrix™ Custom Formulation and Supply System About PolyOne To access PolyOne’s news library online, please go to www.avient.com/news .

Masterbatch coloring needs to be corrected each time the color properties of PCR change.

Masterbatch coloring needs to be corrected each time the color properties of PCR change.