Bob Patterson Chairman, President, and CEO February 2, 2022 SAFETY & HEALTH POLICY Avient Corporation believes that safety and health are the highest corporate priority. Bob Patterson Chairman, President, and CEO February 2, 2022 SECURITY POLICY Avient Corporation places a high priority on protecting the security of our people, our buildings and equipment, and our proprietary information, technology and systems.

TEST METHOD Fifteen bars of each material were placed into jigs at 1% and 2% strain. This procedure was completed by placing one 1/2 inch section of rayon gauze at the apex of each bar, and soaking the gauze with the disinfectant to saturate the material.

Trilliant™ HC high performance formulations were developed for specific healthcare enclosure needs, including: • Chemical resistance to common disinfectants • UL 94 ratings of 5VA at 3.0, V-0 at 1.5 mm & V-1 at 0.75 mm • Retained color aesthetics after chemical exposure • Ability to utilize existing PC/PET & COPE tooling Tested using an adaptation from ASTM D543 for environmental stress cracking resistance (ESCR), 15 bars of each material were placed into jigs at 1% and 2% strain. This procedure was completed by placing one 1/2 inch section of rayon gauze at the apex of each bar, and soaking the gauze with the disinfectant to saturate the material.

LANDSCHAFT I cHE480.567.505 Avient Colorants Switzerland AG Muttenz 2 Alle Eintragungen Ei Ae Lö Personalangaben Funktion Zeichnungsart 4 b 7m 4m 7m 6m horigef, in+irstetden Mer*leihNsrberfdeutseherStaatsangehöriger, in Kronberg (DE) rStaatsangehd'riger-in Cuxen@+U) James, Robert Kenneth, amerikanischer Staatsangehöriger, in Ohio (US) Garratt, Michael Alexander, amerikanischer Staatsangehöriger, in Luxemburg (LU) Tamura, Mauricio Massanobu, portugiesischer Staatsangehöriger, in Birsfelden Merklein, Norbert, deutscher Staatsangehöriger, in Rheinfelden l:M.des Venffattungsrates lAltgtietres Veftvattungsrates l+tgl+e#es Venffattungsrates Präsident des @ Kollektivunterschrift zu zweien Ehz ehrntersehrift Arlesheim, 02.12.2020 11:46 BM Dieser Auszug aus dem kantonalen Handelsregister hat ohne die nebenstehende Originalbeglaubigung keine Gültigkeit. Bezüglich der letzten, noch nicht publizierten Eintragung liegt die Ermächtigung des Eidgenössischen Amtes für das Handelsregister im Sinne von Art. 11 Abs. 2 HRegV vor.

TECHNICAL PROPERTIES(1) TEST METHOD Complēt LGF30-PKE NAT LGF40-PKE NAT LGF50-PKE NAT Physical Density/Specific Gravity ASTM D792 1.47 1.54 1.66 Mechanical Tensile Strength (Yield) ASTM D638 21,100 psi 24,700 psi 26,400 psi Tensile Modulus(2) ASTM D638 1,150,000 psi 1,570,000 psi 2,150,000 psi Flexural Modulus(3) ASTM D790 1,120,000 psi 1,480,000 psi 2,030,000 psi Flammability (non-PFAS options available) Flame Rating @ 1.5 mm UL 94 V-0 V-0 — COLD IMPACT PERFORMANCE Ft -lb /in Data based on single lot of lab-generated samples. Values are not to be construed as specifications. (2) 0.20 in/min (3) 0.05 in/min

Cape Girardeau, 2. Avon Lake, Ohio 2. Audit 2.

PVC CHALK 2 X S1060A F-2 Natural

LIQUID COLOR ROYAL BLUE 485-32990-2 LIQUID COLOR YELLOW 486-20317-2

LIQUID COLOR GREEN 484-40002-2 LIQUID COLOR TURQUOISE BLUE 485-10493-2

2) Sustainability Accounting Standards Board (SASB): these standards can be applied to a number of different industries – and can frequently change depending on the most pressing issues, including:  2) Social factors