If you want to minimize the effect, use a high concentration color in a 50-to-1 let down ratio. Concentrate let-down ratios as low as 10-to-1 and as high as 100-to-1 are possible depending on the process and desired result. However, anything over a 25-to-1 ratio requires special attention and handling.

July 1, 2020 July 1, 2020 Attachment 1

X LB 34066-1B-1-0 X LB 34066-1B-1-2 X LB 34066-1B-1-4

Tuesday, May 1, 2018 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

March 1, 2018 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

Investor contact: Eric Swanson Director, Investor Relations PolyOne Corporation +1 440-930-1018 eric.swanson@avient.com Media contact: Kyle Rose Vice President, Corporate Communications PolyOne Corporation +1 440-930-3162 kyle.rose@avient.com Trade Media contact: Michelle Maniscalco Marketing Communications Manager, North America PolyOne Corporation +1 440-930-1988 michelle.maniscalco@avient.com

EPS(1) EPS(1) 1)

Get Help Now +1-866-737-2066 Level 1 GlasArmor Level 1

X HC-2937-001-1 Natural GREEN (FDA) 484-1071-1 YELLOW 486-30328-1

General-purpose screw with compression ratio of 2:1 to 3:1 can be used Suggested nozzle diameters are 1/16" (0.0625" or 1.59 mm) to 3/16" (0.1875" or 4.76mm) To achieve the benefits of shear thinning the injection speed should be adjusted to fill the mold in 1 - 3 seconds.