MC-14204PE CL2.BLU.1 MC-14365PE CL2.NVY.1 Shipment Notification - under "Material Header" MSDS - labeled as the "Product Number" (in Section 1)

MC-34985PP AMARANTH W/1 YR UV MC-34990PP UNION RED W/ 1 YR UV Shipment Notification - under "Material Header" MSDS - labeled as the "Product Number" (in Section 1)

To drive progress toward carbon neutrality, Avient’s low carbon transition plan targets intermediate (2030) goals around Scope 1 (direct) and Scope 2 (indirect) sources of greenhouse gas emissions. Most of Avient’s Scope 1 and 2 GHG emissions are attributable to the consumption of energy. Scope 3 emissions are many times greater than our combined Scope 1 and 2 emissions.

GMF 604 40 UV BLACK 115 1 X1 VERSAFLEX(TM) 9555-1 NATURAL BASE Shipment Notification - under "Material Header" MSDS - labeled as the "Product Number" (in Section 1)

34015-1A-1 PEEK70/PTFE30 34015-1A-1 PEEK70/GRAPHITE30 Shipment Notification - under "Material Header" MSDS - labeled as the "Product Number" (in Section 1)

1-2% 1-2% 1%

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

For a bulb-type product that has a maximum diameter to neck diameter of 2-to-1, air ejection is possible with a minimum permanent deflection of the neck. To make sure the degating process does not pull a hole in the part, the cross sectional size of the gate should be between 1/10 and 1/4 the thickness of the part wall section where the gate is located.

September 1 November 1 1)

Attachment 1 Special items (1) 1)