Kunkle Vice President, General Counsel and Secretary Michael E. Patterson 12:00-1:00 PM Lunch PolyOne Corporation Page 7 PolyOne Commodity to Specialty Transformation • Volume driven, commodity producer • Heavily tied to cyclical end markets • Performance largely dependent on non- controlling joint ventures 2000-2005 2006 - 2009 2010 – 2014 2015 and beyond • Steve Newlin appointed, Chairman, President and CEO • New leadership team appointed • Implementation of four pillar strategy • Focus on value based selling, investment in commercial resources and innovation to drive transformation • 18 consecutive quarters of double- digit adjusted EPS growth • Shift to faster growing, high margin, less cyclical end markets • Key acquisitions propel current and future growth, as well as margin expansion • Established aggressive 2015 targets • Continue specialty transformation • Targeting $2.50 adjusted EPS by 2015, nearly double 2013 EPS • Drive double digit operating income and adjusted EPS growth PolyOne Corporation Page 8 Specialty 54% PP&S 18% Distribution 28% 2013 Revenues: $3.8 Billion 2013 Revenues: $3.8 Billion United States 67% Europe 14% Canada 7% Asia 6% Latin America 6% $13 $31 $46 $46 $92 $96 $122 $195 $0 $50 $100 $150 $200 2006 2007 2008 2009 2010 2011 2012 2013 End Markets Specialty Operating Income PolyOne At a Glance Building & Construction 13% Industrial 12% Transportation 18% Wire & Cable 9% Packaging 16% Consumer 10% HealthCare 11% Appliance 6% Electronics & Electrical 5% PolyOne Corporation Page 9 Old PolyOne Transformation *Operating Income excludes corporate charges and special items 2% 34% 43% 62% 64% 0% 20% 40% 60% 80% 100% 2005 2008 2010 2013 Q1 2014 2015 % o f O p e ra ti n g I n c o m e * JV's Performance Products & Solutions Distribution Specialty 65-75% Specialty OI $5M $46M $87M $195M $60M Target Mix Shift Highlights Specialty Transformation 2015 Target PolyOne Corporation Page 10 Confirmation of Our Strategy The World’s Premier Provider of Specialized Polymer Materials, Services and Solutions Specialization Globalization Operational Excellence Commercial Excellence PolyOne Corporation Page 11 -150.00% -50.00% 50.00% 150.00% 250.00% 350.00% 450.00% 550.00% PolyOne S&P 500 Strategy and Execution Drive Results $0.12 $0.27 $0.21 $0.13 $0.68 $0.82 $1.00 $1.31 '06 '07 '08 '09 '10 '11 '12 '13 ‘06-‘13 EPS CAGR = 41% EPS Share Price vs. Patterson President and Chief Executive Officer PolyOne Corporation Page 27 Well Positioned for Revenue Growth Addressable Market by Platform $540 $215 $120 $40 $260 $525 ($ millions) Design/Service Sustainable Solutions Surface Modification Lightweighting Thermal Control Flame Retardancy $1.0 - $2.0 Billion of revenue generated from new products in 5 years Gross margin on new products exceed current gross margin by at least 10 percentage points World class vitality index of ≥ 35% 2018 PolyOne Corporation Page 28 Megatrends Aligned with Key End Markets Decreasing Dependence on Fossil Fuels Protecting the Environment Improving Health and Wellness Megatrend End Markets Globalizing and Localizing Health & Wellness Transportation Packaging Consumer PolyOne Corporation Page 29 2006 2013 Revenue ($ millions) Health and Wellness Evolution General purpose tubing TPE applications from GLS Specialty tubing Ergonomic enhancements Pre-certified biocompatible colorants Highly sophisticated catheter and drug delivery components Chemical and heat sterilizable materials Authentication and protection technologies Addressing wellness, prevention, diagnostic and therapy changes in healthcare setting Healthcare packaging solutions 2006 2015 & Beyond $416 $105 PolyOne Corporation Page 30 Transportation Evolution General purpose formulations (bumpers, roof racks) Long fiber for lightweighting Thermal management for LED lighting Thermoset composite pultrusions Conductive polymers for EMI shielding Formulations for aerospace interiors Thermoplastic composites High temperature formulations for aerospace Expand 3D printing capabilities 2006 2015 & Beyond 2006 2013 Revenue ($ millions) $709 $315 PolyOne Corporation Page 31 Packaging Evolution Masterbatch colors and PVC packaging materials TPEs to enhance brand appeal and consumer functionality Liquid color and additive technologies to extend shelf life, preserve taste and differentiate brands Leveraging color, additives and sheet technology for healthcare and consumer packaging solutions 2006 2015 & Beyond 2006 2013 Revenue ($ millions) $612 $260 PolyOne Corporation Page 32 Consumer Evolution Commodity plastic and masterbatch color solutions Engineered materials to enhance customer appeal through visual and performance improvements Formulated metal- to-polymer conversion to enhance performance and reduce manufacturing costs Biopolymers & composite materials leveraging unique color technology to build brand identity 2006 2015 & Beyond 2006 2013 Revenue ($ millions) $394 $228 PolyOne Corporation Page 33 Interactive Display Introduction PolyOne Corporation Page 34 Interactive Displays INNOVATION DISCUSSION LEADER TECHNOLOGIES M ARKETS Polycast™ Bullet Resistant Sheet Aerospace GlasArmor™ Ballistic Resistant Panels Security reFlex™ Bio-Based Plasticizer Solutions Wilflex™ Oasis Hydrate InVisiO℠ Color Inspiration Forecast In-Store Audits OnColor™ Portfolio Light Weighting Thermal Management Corrosion Resistance Design Flexibility Sustainability Global Supply Chain Ergonomics and Aesthetics Consumer Appeal 9) Consume r Ele ctronics Solutions Walter Ripple General Manager GLS Personal Electronics Wearable Electronics Hand Held Devices Portable Audio 7) M e tal Re place me nt Te chnology Kurt Schuering Vice President Global Key Account Management Aerospace Transportation Electrical & Electronics Sporting and Shooting 8) M e dical De v ice Solutions Dr.

R E S O U R C E S MEDICAL EQUIPMENT THAT’S EQUIPPED TO PERFORM Your medical equipment needs to be durable and properly perform every time.

R E S O U R C E S MEDICAL EQUIPMENT THAT’S EQUIPPED TO PERFORM Your medical equipment needs to be durable and properly perform every time.

TYPICAL PROPERTIES Sample thickness 0.25 in/6.35mm TEMPERATURE FLEXURAL STRENGTH ASTM D790 FLEXURAL MODULUS ASTM D790 °F °C ksi MPa msi GPa -60 -51 173 1193 5.00 34.48 70 21 155 1069 5.11 35.23 160 71 138 952 5.04 34.75 250 121 110 758 4.70 32.41 300 149 78 538 4.22 29.10 -60 -51 176 1211 5.64 38.92 70 21 143 989 5.36 36.98 160 71 120 824 5.57 38.41 250 121 61 423 4.82 33.24 -60 -51 163 1125 4.19 28.88 70 21 120 824 3.85 26.51 160 71 86 595 3.83 26.44 250 121 40 274 3.19 22.00 G la ss /E po xy H ig h Te m p Ep ox y/ G la ss G la ss /V in yl E st er MECHANICAL PERFORMANCE TESTING NOTES Springs were fatigue tested at 4 hz in a cantilevered loading.

VERSAFLEX™ HC MEDICAL TUBING GRADES • Improve extrusion rates, achieve high service temperature performance or increase clarity in medical tubing • Traditional and bio- based formulations specifically for biopharmaceutical tubing to meet the needs for weldability and minimize extractables during processing VERSALLOY™ HC SERIES • Obtain better flow in long, thin paths and lower shrink rates versus typical TPVs with our alloys • Color easily and obtain a smooth tactile feel VERSAFLEX™ HC GASKETS & STOPPERS SERIES • Achieve no coring, good puncture and resealability in static stoppers • Meet low COF and low stiction requirements in dynamic seals VERSAFLEX™ CL E SERIES • Increase clarity and flexibility in bags, bottles and films • Mitigate risk with plasticizer-free formulations for film extrusion • Deliver excellent odor & O2 barrier performance for film extrusion INDUSTRY BULLETIN TPE HEALTHCARE PRODUCT SELECTOR GUIDE Versaflex™ HC Medical Tubing Grades Versaflex™ HC MT222 Clear 66A 0.88 14 - 334 2.30 629 4.34 898 6.19 430 220 36 ✔ ✔ High clarity, without plasticizers Versaflex™ HC MT224 Clear 75A 0.89 19 - 468 3.23 773 5.33 1360 9.40 530 321 56 ✔ ✔ Versaflex™ HC MT226 Clear 84A 0.88 20 - 606 4.17 885 6.10 1600 11.00 600 433 76 ✔ ✔ Versaflex™ HC MT317 Clear 68A 0.89 17 69 450 3.10 660 4.55 870 6.00 470 221 39 ✔ ✔ Very high service temperature Versaflex™ HC BT218 Natural 67A 0.89 19 69 381 2.60 683 4.70 1186 8.20 608 - - ✔ ✔ Weldable, kink resistant Versalfex™ HC BIO BT218 Natural 70A 0.88 18 58 416 2.87 668 4.60 1190 8.20 630 - - ✔ ✔ Weldable, kink resistant, contains 40% bio-derived content (Gen 1 biomass) Versaflex™ HC Gaskets & Stoppers Series Versaflex™ HC 2110-35N Natural 34A 0.90 19 47 145 1.00 261 1.80 400 2.76 620 97 17 ✔ ✔ Good resealing Versaflex™ HC 2110-43N Natural 43A 0.98 12 46 134 0.92 368 2.54 723 4.98 710 - - ✔ ✔ Good compression set Versaflex™ HC 2110-57B Black 59A 1.01 20 37 369 2.54 558 3.85 537 3.70 350 147 26 ✔ ✔ Low stiction Versaflex™ CL E Series Versaflex™ CL E85 Clear 84A 0.90 20 72 752 5.18 1160 8.00 1550 10.70 450 433 76 ✔ ✔ High clarity, without plasticizers; E95 also offers excellent odor & O2 barrier Versaflex™ CL E90 Clear 90A 0.90 27 73 1000 6.89 1230 8.50 1830 12.60 57 - - ✔ ✔ Versaflex™ CL E95 Clear 95A 0.90 38 71 1680 11.60 1730 11.90 2500 17.20 580 720 126 ✔ ✔ Versaflex™ HC 3810 Series Versaflex™ HC 3810-20N Natural 20A 0.88 16 54 123 0.80 185 1.30 342 2.40 650 - - ✔ - Formulated without animal derivatives, excellent colorability, translucent Versaflex™ HC 3810-30N Natural 30A 0.89 18 58 170 1.20 245 1.70 459 3.20 680 - - ✔ - Versaflex™ HC 3810-40N Natural 40A 0.88 19 59 191 1.30 275 1.90 506 3.50 670 - - ✔ - Versaflex™ HC 3810-50N Natural 50A 0.89 21 61 264 1.80 366 2.50 699 4.80 690 - - ✔ - Versaflex™ HC 3810-60N Natural 60A 0.88 24 65 459 3.20 594 4.10 790 5.40 510 - - ✔ - Versaflex™ HC 3810-70N Natural 70A 0.88 28 67 535 3.70 684 4.70 1000 6.90 570 - - ✔ - Versaflex™ HC 3810-80N Natural 80A 0.88 30 67 689 4.80 869 6.00 1390 9.60 620 - - ✔ - Versaflex™ HC 3810-90N Natural 90A 0.88 27 89 1087 7.50 1350 9.30 1890 13.00 570 - - ✔ - Versalloy™ HC 9210 Series Versalloy™ HC 9210-45N Natural 45A 0.89 19 39 160 1.10 320 2.20 484 3.33 480 100 18 - ✔ Smooth surface aesthetics Versalloy™ HC 9210-55N Natural 53A 0.89 20 44 208 1.44 335 2.31 580 4.00 610 120 21 - ✔ Versalloy™ HC 9210-70N Natural 70A 0.89 23 53 356 2.45 510 3.52 780 5.38 590 180 32 - ✔ Versalloy™ HC 9220 Series Versalloy™ HC 9220-70 Natural 70A 0.95 17 51 453 3.12 - - 643 4.43 265 208 36 ✔ ✔ ExtrudableVersalloy™ HC 9220-80 Natural 80A 0.94 18 59 553 3.67 777 5.36 945 6.52 415 208 36 ✔ ✔ Versalloy™ HC 9220-90 Natural 90A 0.94 25 55 1030 8.13 1350 9.33 1945 13.45 620 400 70 ✔ ✔ Standard Healthcare Grades Versaflex™ G2705N Natural 60A 0.88 - - - - 528 3.64 670 4.62 470 - - ✔ ✔ Natural, high strength Versaflex™ CL 2242 Clear 43A 0.89 23 - 152 1.05 294 2.02 731 5.00 780 124 22 ✔ ✔ High clarity, boilable Versaflex™ CL 2250 Clear 50A 0.89 20 - 220 1.52 337 2.32 827 5.70 770 140 25 ✔ ✔ Versaflex™ OM Series Versaflex™ OM 1040X Natural 42A 0.92 22 - 180 1.24 301 2.08 504 3.47 580 100 18 ✔ ✔ ABS/PC overmoldVersaflex™ OM 3060 Clear 59A 0.90 33 - 420 2.90 360 2.48 500 3.45 480 180 32 ✔ ✔ Versaflex™ OM 8940X-1 Clear 42A 0.91 - - 233 - 311 - 1573 - 1059 - - - - PK, COPE overmold Versaflex™ OM 4052 Natural 56A 1.01 27 - 271 - 557 - 1680 - 670 - - ✔ - Excellent chemical resistance; PK, PC, ABS, PC/ABS overmoldVersaflex™ OM 4063 Natural 54A 1.12 30 - 365 - 580 - 1640 - 670 - - ✔ - Color Hardness Specific Gravity Compression Set @ 23°C Compression Set @ 100°C 100% Modulus 300% Modulus Tensile Strength Elongation Tear Strength ISO 10993 USP VI Special Characteristics ASTM Shore A ASTM/ISO ASTM % ASTM % ASTM psi MPa ASTM psi MPa ASTM psi ISO MPa ASTM % ASTM pll ISO kN/m GENERAL PROPERTIES TENSILE PROPERTIES OTHER For further information on specific grades, review technical data sheets.

Independence Assessment of Outside Advisers • The Committee may select a compensation consultant, legal counsel or other adviser to the Committee or receive advice from a compensation consultant, legal counsel or other adviser (other than in-house legal counsel or any compensation consultant, legal counsel or other adviser whose role is limited to the following activities for which no disclosure would be required under Item 407(e)(3)(iii) of Regulation S-K: consulting on any broad-based plan that does not discriminate in scope, terms, or operation, in favor of executive officers or directors of the Company, and that is available generally to all salaried employees; or providing information that either is not customized for a particular company or that is customized based on parameters that are not developed by the compensation consultant, and about which the compensation consultant does not provide advice) only after taking into consideration all factors relevant to that person’s independence from management, including the following: • the provision of other services to the Company by the employer of the compensation consultant, legal counsel or other adviser; 5 • the amount of fees received from the Company by the employer of the compensation consultant, legal counsel or other adviser, as a percentage of the total revenue of the employer of the compensation consultant, legal counsel or other adviser; • the policies and procedures of the employer of the compensation consultant, legal counsel or other adviser that are designed to prevent conflicts of interest; • any business or personal relationship of the compensation consultant, legal counsel or other adviser with a member of the Committee; • any stock of the Company owned by the compensation consultant, legal counsel or other adviser; and • any business or personal relationship of the compensation consultant, legal counsel, other adviser or the employer of the adviser with an executive officer of the Company The Committee shall evaluate whether any compensation consultant retained or to be retained by it has any conflict of interest in accordance with Item 407(e)(3)(iv) of Regulation S-K.

Belgium Branch Vesaliusstraat 31 - 1000 Brussels E: ol.brussel@xerius.be T: 02 609 62 30 Inne Tuyteleers Officer Xerius Enterprise Counter 26/11/2021 4Extract from Page 2from Functions Last Name, first Name Registered entity Start Date End DateReason for termination Representative (branch) Roels Jean-Marie 31/08/2018 Last Name, first Name Registered entity Start Date End DateReason for terminationEntrepreneurial skills - Ambulant commerce - Fairground operator 31/08/2018Non SME dispensation (Exemption) Characteristic Phase Duration Start Date End DateReason for termination Employer National Social Security Office Characteristic/authorisation acquired 01/11/2018undetermined Subject to VAT Characteristic/authorisation acquired 31/08/2018undetermined Enterprise subject to registration Characteristic/authorisation acquired 01/11/2018undetermined General assembly End Date Financial Year Start Date Exceptional Year Start Date End DateEnd Date Exceptional Year Financial Details Share capital (Capital Stock) Currency Duration of the entity 12,000.00 EUR June 31/12 09/08/2018 Use Bank account number Start Date End DateBank account number Bank Accounts BIC For all purposes 685 8477013 57 31/08/2018BE09685847701357BOFABE3X External Identifiers NSSO number 143954886 Trade register number 19 0097620 There is no data available for the following sections: Authorisations, Working partners :, Ex-officio striking off, Links between registered entities List of branches Branch - Center of operations General Information Start date entity End date entity 09/08/2018 Address Start Date End Date Address Rue Melville Wilson 2 09/08/2018 5330 Assesse België Company Number 0700.822.426 Company Name Avient S.à r.l., Belgium Branch Inne Tuyteleers Officer Xerius Enterprise Counter 26/11/2021 4Extract from Page 3from Establishment unit number Name Situation on 2.278.618.585 Avient S.à r.l., Belgium Branch 26/11/2021 Name Type Language Name Start Date End Date Trade name French Avient S.à r.l., Belgium Branch 08/11/2021 Address Start Date End Date Address Rue Melville Wilson 2 31/08/2018 5330 Assesse België Additional address info Contact details Type Contact detail Characteristic Start Date End Date Website www.polyone.com Declarative 31/08/2018 General Information 31/08/2018Start date establishment unit End date establishment unit Start date link between entities End date link between entities 31/08/2018 Activities Type Start Date End DateVersionNACEBEL Activities Wholesale trade of industrial chemical products Main activity 31/08/2018200846751 Wholesale trade of industrial chemicals: aniline, printing ink, essential oils, industrial gases, chemical glues, dyes, synthetic resin, methanol, paraffin, etc. Registered entity Name Company Number Avient S.à r.l., Belgium Branch 0700.822.426 09/08/2018 Legal Situation Start date entity End date entity Normal situation Vesaliusstraat 31 - 1000 Brussels E: ol.brussel@xerius.be T: 02 609 62 30 Inne Tuyteleers Officer Xerius Enterprise Counter 26/11/2021 2Extract from Page 2from Activities Type Start Date End DateVersionNACEBEL Activities Wholesale trade of industrial chemical products Main activity 31/08/2018200846751 Wholesale trade of industrial chemicals: aniline, printing ink, essential oils, industrial gases, chemical glues, dyes, synthetic resin, methanol, paraffin, etc.

Additional detail, systems, and performance metrics are provided in the Occupational Health & Safety section of this report. 0.0 0.3 0.6 0.9 1.2 1.5 2013 2014 2015 2016 2017 2018 2019 2020 In ju ri e s p e r 1 0 0 W o rk e rs 0.50 COVID-19 Protecting Our People as an Essential Business As a global organization, Avient recognized the early risks associated with the COVID-19 pandemic. 1) 2019 and 2020 figures are pro forma to include a full year of the acquired Clariant Masterbatch business (2) 2021 EPS figure reflects management guidance as of July 30, 2021 earnings call 4% 8% 10% 15% 21% 23% ** 2020 Pro Forma for Clariant Masterbatch acquisition 0 10 20 30 40 50 60 He alt hc ar e High Growth End Markets 2006 2020 PF** 22% 58% E n d M a rk e t R e v e n u e a s a % o f T o ta l Co ns um er Pa ck ag ing 0% 20% 40% 60% 80% 100% 0% 20% 40% 60% 80% 100% 2005 2010 2015 2020 PF** $14M $117M $273M $527M Adjusted EBITDA* from Specialty Platform % o f A d ju st e d E B IT D A * Specialty EBITDA DistributionJV’s Performance Products & Solutions Specialty Applications * Adjusted EBITDA is EBITDA excluding corporate costs and special items ** 2020 Pro Forma for Clariant Masterbatch acquisition 7% 46% 87% 66% A Specialty Transformation Poised for Future Growth 0 10 20 30 40 50 60 Building & Construction 2006 2020 PF** 38% 9% E n d M a rk e t R e v e n u e a s a % o f T o ta l ���� ���� ���� ���� ���� Adjusted EPS Growth 2019PF(1) 2020PF(1) 2021F(2) $1.93 $3.00 $1.74 31% CA GR HOME | Contents | Message from the CEO | Who We Are | People | Products | Planet | Performance | Metrics | Index Sustainability Report | 2020 74 https://www.avient.com/company/policies-and-governance/code-conduct *Avient Sustainable Solutions definitions aligned with F TC 2012 Guide for the Use of Environmental Marketing Claims (“Green Guides”) **2020 is Pro forma to include full year of the Clariant Masterbatch business 2016 2017 2018 2019 2020PF** Revenue from Sustainable Solutions* 2016–2020 Lightweighting Recycle Solutions VOC Reduction Human Health & Safety Reduced Energy Use Bio-polymers Eco-conscious Sustainable Infrastructure Sustainable Solutions Performance As highlighted in our Products section, Avient has a highly-technical and broad portfolio of material solutions that help our customers—and our planet— be more sustainable. Preete Retired Executive Vice President, Chief Strateg y Officer, Monsanto Company Robert E.

Algunos compuestos puedan reticularse mediante el uso de silano seco o por medio irradiación o E-beam.

For example, in several instances processors ran Excelite E-versions, which allowed longer production run times and less material plate-out on extruder die lips.