La Porte, Texas 7. La Porte, Indiana 32. Louvain-La-Nueve, Belgium 34.

La Porte, Texas 7. La Porte, Indiana 32. Louvain-La-Nueve, Belgium 34.

The boss should extend into the nominal wall of the part, to avoid a thick region and possible sink Figure 4 - Drafting Guidelines for Nominal Wall Thickness Cross section showing draft Figure 5 - Rib design guidelines 1/4˚—–1˚ 2.5W W 3W Min. .01" R Min. or .25W .75W for a low shrink material .50W for a high shrink material Figure 6 - Wall thickness changes due to rib placement 16.00 14.00 12.00 10.00 8.00 6.00 4.00 2.00 5.00 10.00 15.00 20.00 25.00 30.00 35.00 Rib-height (mm) M a x D is p la c e m e n t M a g n it u d e ( m m ) 0 FIGURE 4 - Drafing guidelines for nominal wall thickness FIGURE 5 - Rib design guidelines FIGURE 7 - Wall thickness changes due to rib placement FIGURE 6 - Rib height vs. stiffness 10 Gravi-Tech FIGURE 8 - Side Wall Boss Design Guidelines Sink Not Recommended Preferred Design A = Diameter = A = Primary Wall = A = 2A FIGURE 9 - Guidelines Design Guidelines 4W W 2W .75W For a Low Shrink Material .50W For a High Shrink Material FIGURE 9 - Side wall boss design guidelines FIGURE 10 - Gusset design guidelines FIGURE 11 - Structural hole design guidelines area .

C2.2 (C2.2) Describe your process(es) for identifying, assessing and responding to climate- related risks and opportunities. Yes Attach commitment or position statement(s) Avient 2021 Sustainability Report 7-26-22.pdf Describe the process(es) your organization has in place to ensure that your engagement activities are consistent with your overall climate change strategy At Avient, we understand that it’s important to ensure that our activities that influence policy are also consistent with our overall climate change strategy.

Dominic Townsend, President Effective Date: 22 March 2024 Expiration Date: 28 February 2025 Revision Date: 22 March 2024 Avient Colorants SA Parc Scientifique Fleming, Fond Jean Pâques 1 Louvain-La-Nueve, Walloon Brabant 1348 Belgium Design and Manufacture of Colour and Additive Concentrates, Thermoplastic Resins and Specialty Compounds 65536-116977Certificate No: Page 26 of 53 ABS Quality Evaluations ABS Quality Evaluations, Inc. 1701 City Plaza Drive, Spring, TX 77389, U.S.A.

The round at the bottom of the boss should Figure 4 - Drafting Guidelines for Nominal Wall Thickness Cross section showing draft Figure 5 - Rib design guidelines 1/4˚—–1˚ 2.5W W 3W Min. .01" R Min. or .25W .75W for a low shrink material .50W for a high shrink material Figure 6 - Wall thickness changes due to rib placement 16.00 14.00 12.00 10.00 8.00 6.00 4.00 2.00 5.00 10.00 15.00 20.00 25.00 30.00 35.00 Rib-height (mm) M a x D is p la c e m e n t M a g n it u d e ( m m ) 0 FIGURE 4 - Drafing guidelines for nominal wall thickness FIGURE 5 - Rib design guidelines FIGURE 7 - Wall thickness changes due to rib placement FIGURE 6 - Rib height vs. stiffness 10 Gravi-Tech FIGURE 8 - Side Wall Boss Design Guidelines Sink Not Recommended Preferred Design A = Diameter = A = Primary Wall = A = 2A FIGURE 9 - Guidelines Design Guidelines 4W W 2W .75W For a Low Shrink Material .50W For a High Shrink Material FIGURE 9 - Side wall boss design guidelines FIGURE 10 - Gusset design guidelines FIGURE 11 - Structural hole design guidelines be 10% of wall thickness.

Louvain-La-Nueve, Belgium 50. La Porte, Texas 7. La Porte, Indiana 30.

La Mirada, California 7. La Porte, Texas 8. La Porte, Indiana (38 Manufacturing Plants) (1) Facility is not included in manufacturing plants total as it is also included as part of another segment. (2) There are two manufacturing plants located at Suzhou, China. (3) Facility is not included in manufacturing plants total as it is a design center/lab. (4) There are two manufacturing plants located at Shanghai, China 13POLYONE CORPORATION 14 ITEM 3.

Louvain-La-Nueve, Belgium 46. La Porte, Indiana 28.

Louvain-La-Nueve, Belgium 46. La Porte, Indiana 28.