Watch Key properties, rheology and property retention and performance data for reSound™ TPEs derived from plant-based sugar for overmolding onto PP and ABS

Watch Artisan™ AR7300 pre-colored thermoplastics are customized ABS formulations to help manufacturers achieve brilliant and high-gloss metallic effect, excellent chemical resistance, and scratch resistance

Watch OnFlex-S™ used for overmolding handgrips onto ABS resin

Watch Artisan™ AR7300 pre-colored thermoplastics are customized ABS formulations to help manufacturers achieve brilliant and high-gloss metallic effect, excellent chemical resistance, and scratch resistance

Information that Avient considers as confidential and will not communicate through questionnaires:  Building and facilities figures  Workforce effective  Organization charts  Shift organization  Unions affiliations  Customers  Suppliers  Procedures  Work instructions  Quality Manuals  FMEA/CCP  Control plans http://www.avient.com/company/sustainability/environmental/global-iso-certificate-library https://www.avient.com/company/policies-and-governance-0/code-conduct https://www.avient.com/company/sustainability/sustainability-report/people/human-rights https://www.avient.com/company/policies-and-governance-0/code-conduct https://www.avient.com/company/policies-and-governance-0/global-iso-certificate-library https://www.avient.com/resources/safety-data-sheets https://www.avient.com/resources/technical-data-sheets https://www.avient.com/company/sustainability/people/safety https://www.avient.com/company/sustainability/sustainability-report/planet/energy-ghg-emissions https://www.avient.com/investors/investor-news? Avient Colorants Sweden AB in Malmoe and Avient Colorants USA LLC in Lewiston, Maine are Medical Centers of Competence with an external ISO 13485 certification. Validation Avient Colorants Sweden AB and Avient Colorants Lewiston, ME follow the Global Harmonization Task Force guideline GHTF/SG3/N99-10 to define the procedure for process validation.

• Abrasion resistance • High performance for consumer electronics applications MATERIAL DESCRIPTION HARDNESS COLOR OVERMOLD SUBSTRATE DENSITY (g/cm3) PROPERTY KEY CHARACTERISTIC Versaflex™ CE 3120-65 65A Natural/ Black PC, ABS, Copolyester 1.15 Soft touch, silky feel and good abrasion performance Silky feeling Versaflex™ CE 3130-70 70A Natural PC, ABS, Copolyester 1.04 Silky feel, long-term life, excellent abrasion resistance, performed UV and stain resistance, chemical resistance Non-blooming Versaflex™ CE 3130-80 80A Natural PC, ABS, Copolyester 1.08 Silky feel, good abrasion performance and UV resistance Non-blooming Versaflex™ CE 3320-70 70A Clear PC, ABS, Copolyester 1.08 Excellent UV resistance, blue jean stain resistance Super UV resistance, blue jean resistance Versaflex™ CE 3320-80 80A Clear PC, ABS, Copolyester 1.15 Excellent UV resistance, blue jean stain resistance Excellent UV resistance Versaflex™ CE 3140-65 65A Natural PC, ABS, Copolyester 1.00 Excellent abrasion resistance, chemical resistance, silky feel 5G transparent Versaflex™ CE 3140-90 90A Natural PC, ABS, Copolyester 1.01 Excellent abrasion resistance, chemical resistance, silky feel 5G transparent VIBRATION DAMPING ELASTOMERS MATERIAL DESCRIPTION HARDNESS COLOR OVERMOLD SUBSTRATE DENSITY (g/cm3) Versaflex™ VDT 4201-35N 35A Natural PP 1.00 Versaflex™ VDT 4202-40B 40A Black PP 1.00 Versaflex™ VDT 5120-40 40A Natural Nylon 1.09 Versaflex™ XP 5130 -65 65A Natural PC/ABS 1.03 Versaflex™ CE 3310-80 80A Clear PC/ABS 1.15 Thermoplastic elastomers that dampen vibrations via energy transfer • Excellent vibration damping performance (reduce noise/shaking) • Adhesion to various plastics PC, PC/ABS, ABS, PP • Colorable and translucent grades available • Effective in thin films HEALTHCARE TPEs Avient has performance-grade materials that are compliant with USP VI, ISO 10993-4 and 10993-5. Eliminate the need for many secondary operations required for other materials so that results are controlled and consistent MATERIAL DESCRIPTION HARDNESS COLOR OVERMOLD SUBSTRATE DENSITY (g/cm3) COMPLIANCE FDA EU GB Dynalloy™ FC 3510 series 40–80A Natural PETG, ABS, PC 1.04 FDA 177.1210 (Aqueous foods; conditions D–G) EU 10/2010 GB 4806.6- 2016 Dynalloy™ FC 7850 & 7860 series 30–80A Translucent/ Natural PP 0.88/0.99 Generic FDA EU 10/2011 GB 4806.6- 2016 Versaflex™ CL2242 43A Clear PP/PC/ABS 0.89 FDA 177.1210 (All foods; conditions A–H) N/A N/A Versaflex™ CL2250 50A Clear PP/PC/ABS 0.89 FDA 177.1210 (Aqueous foods but not over 8% alcohol; conditions B-G. For fatty foods and over 8% alcohol; conditions D–G) N/A N/A Dynaflex™ G2780C 84A Translucent PE 0.9 FDA 177.2600 (Aqueous foods; conditions A–H) N/A N/A Versaflex™ FFC 2882-50 50A Translucent PP 0.9 FDA 177.2600 (Aqueous foods; conditions A–H) EU 10/2011 N/A Versaflex™ FFC 2882-70 70A Translucent PP 0.88 FDA 177.2600 (Aqueous foods; conditions A–H) EU 10/2011 GB 4806.6- 2016 Versaflex™ FFC 2882-87 87A Translucent PP 0.88 FDA 177.2600 (Aqueous foods; conditions A–H) EU 10/2011 GB 4806.6- 2016 Versaflex™ FFC 3882-70 70A Natural PETG, ABS, PC 1.1 FDA 177.2600 (Aqueous foods; conditions A–H) EU 10/2011 Versaflex™ OM 9100 Series 30–50A Translucent PC/ABS 0.9 FDA 177.1210 N/A N/A Copyright © 2024, Avient Corporation.

Update: • 52% of our top suppliers have been assessed through the end of 2021. Mountain Top, Pennsylvania 44. Yet attracting, retaining and developing top talent in a global specialty organization requires robust efforts in each.

Page 93 2011 Highlights • Versus 2010, revenue growth of 9% drives 23% increase in adjusted operating income • Adjusted EPS expands 29% to all-time high of $1.02 Net Sales Adjusted Operating $1.02 Adjusted EPS $2,622 $2,643 $2,739 $2,061 $2,622 $2,864 Net Sales $88 $87 $72 $59 $147 $181 Adjusted Operating Income $0.12 $0.27 $0.21 $0.13 $0.79 $1.02 ($ millions) ($ millions) Page 94 2011 Highlights • Each platform contributed to our year over year operating income growth • Record OI achieved in Specialty and POD • Ten quarters of double-digit adjusted EPS expansion POD PP&SSpecialty Platform ROS%* 0.6% 1.5% 3.2% 4.3% 5.3% 8.4% 8.0% 2.9% 2.6% 3.0% 3.5% 4.0% 4.6% 5.6% 6.7% 5.5% 6.1% 3.1% 5.0% 7.0% 7.2% $20 $19 $22 $28 $25 $42 $56 O p e ra ti n g I n c o m e POD $76 $64 $66 $31 $33 $54 $62 O p e ra ti n g In c o m e PP&S $5 $13 $31 $46 $46 $87 $89 O p e ra ti n g I n c o m e Specialty Platform *ROS% is defined as adjusted operating income % of revenue ($ millions) Page 95 2011 Highlights • Continued portfolio repositioning � Sale of SunBelt equity investment � Acquisition of specialty companies ColorMatrix and Uniplen • World-class working capital of 9.6% maintained while improving on-time delivery to 94%improving on-time delivery to 94% 81% 87% 88% 95% 93% 92% 94% 2005 2006 2007 2008 2009 2010 2011 14.3% 16.2% 14.4% 18.9% 11.7% 9.6% 9.6% 2005 2006 2007 2008 2009 2010 2011 On-Time Delivery Working Capital % of Sales Page 96 First Quarter 2012 Highlights • Revenues increased 9% over Q1 2011 to a new quarterly record • Adjusted EPS increased 12% $0.26 $0.29 Q1 2011 Q1 2012 Adjusted EPS • Adjusted EPS increased 12% over prior year • All platforms delivered double-digit operating income growth Q1 2011 Q1 2012 $25.2 $14.7 $29.1 $17.8 $16.7 Specialty PP&S POD Q1 2011 Q1 2012 Adjusted Operating Income $14.3 ($ millions) Page 97 • Total Debt at 3/31/12 Less: Cash Net Debt • Available Liquidity $706 186 $520 $300 $360 $250 $300 $350 $400 $450 Debt Maturities As of March 31, 2012 ($ millions) Debt Maturities & Liquidity Summary – 3/31/12 • Available Liquidity Cash ABL Availability Total Liquidity • Net Debt / EBITDA* = 1.9x $186 156 $342 *Adjusted EBITDA TTM Pro forma for ColorMatrix $50 $300 $0 $50 $100 $150 $200 $250 2015 2017 2020 Page 98 • Repurchased 6 million shares in 2011 Share Share RepurchaseRepurchase • Introduced a quarterly dividend in Q1 2011 and increased in Q1 DividendsDividends • Expanding our sales, marketing, and technical capabilities is top Organic Organic GrowthGrowth • Targets that expand our: • Specialty offering • End market presence AcquisitionsAcquisitions Use of Cash Current Cash Balance = $186M Net Debt / EBITDA* = 1.9X • 7.9 million shares remain available for repurchase under the current authorization increased in Q1 2012 • Objective of maintaining and growing capabilities is top priority • Investing in operational and LSS initiatives • CAPEX • End market presence • Geographic footprint • Synergy opportunities • Adjacent material solutions *Adjusted EBITDA TTM Pro forma for ColorMatrix Page 99 Page 100

In order to enact meaningful, impactful change in any organization, it must start at the top.

To address the challenges, we designed our new materials to give leading automakers and top-tier automotive suppliers the ultimate next-level option.