O’BRYON Vice President, Treasurer VINCENT W. Suzhou, China (2) 9. O’BRYON Vice President, Treasurer VINCENT W.

Greenville, North Carolina 9. Sant Andreu, Spain 9. While we continue to make progress on this goal, we recognize that only 9% of the world’s plastic is recycled by end- users.* Through our alliances and partnerships, we remain committed to ending plastic waste in the environment though global investments and projects.

Manitowoc, 9. Melle, Germany 9. W W W .

PolyOne Corporation Page 4 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 • Substantial EPS growth from $0.13 to all-time high of $1.80 • Shift to faster growing, high margin, less cyclical end markets • Key acquisitions propel current and future growth, as well as margin expansion • Specialty mix expands to 65% of Operating Income – strongest mix of earnings in history • Accelerating growth • Deliver consistent double digit annual EPS growth • Maintain >35% vitality index • Pursue strategic acquisitions that expand specialty offerings and geographic breadth • Invest and grow current and next generation talent PolyOne Corporation Page 5 Appliances 5% Building & Construction 12% Consumer 10% Electrical & Electronics 5% Healthcare 11% Industrial 14% Packaging 14% Transportation 20% Wire & Cable 9% Distribution 28% PP&S 20% Specialty 52% United States 69% Europe 13% Canada 7% Asia 6% Latin America 5% 2014 Revenues: $3.8 Billion End Markets 2014 Revenues: $3.8 Billion PolyOne At A Glance $13 $31 $46 $46 $87 $96 $122 $195 $242 2006 2007 2008 2009 2010 2011 2012 2013 2014 Specialty Operating Income ($M) PolyOne Corporation Page 6 Old PolyOne *Operating Income excludes corporate charges and special items 2% 34% 43% 62% 65% 69% 0% 20% 40% 60% 80% 100% 2005 2008 2010 2013 2014 Q1 2015 2020 % o f O pe ra tin g In co m e* JV's Performance Products & Solutions Distribution Specialty 80%+ Specialty OI $5M $46M $87M $195M $242M $60M Mix Shift Highlights Specialty Transformation Transformation 2020 Platinum Vision Platinum Vision PolyOne Corporation Page 7 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 8 -100% 0% 100% 200% 300% 400% 500% 600% Strategy and Execution Drive Results $0.12 $0.27 $0.21 $0.13 $0.68 $0.82 $1.00 $1.31 $1.80 '06 '07 '08 '09 '10 '11 '12 '13 '14 ‘06-‘14 Adjusted EPS CAGR = 40% Adjusted EPS Share Price vs. S&P 500 PolyOne Corporation Page 9 2006 Q1 2015 2020 “Where we were” “Where we are” Platinum Vision 1) Operating Income % Specialty: Global Color, Additives & Inks 1.7% 16.2% 20%+ Global Specialty Engineered Materials 1.1% 16.3% 20%+ Designed Structures & Solutions 1.4% (2012) 2.7% 12 – 14% Performance Products & Solutions 5.5% 6.5% 10 – 12% Distribution 2.6% 5.9% 6.5 – 7.5% 2) Specialty Platform % of Operating Income 6.0% 69% 80%+ 3) ROIC 5.0% 11.4% 15% 4) Adjusted EPS Growth N/A 22 Consecutive Quarters of EPS Growth Double Digit Expansion Proof of Performance & 2020 Goals PolyOne Corporation Page 10 Platinum Vision: Pathway to Accelerated Growth Organic Sales Growth Margin Expansion Share Repurchases Acquisitions PolyOne Corporation Page 11 Innovation Drives Earnings Growth *Percentage of Specialty Platform revenue from products introduced in last five years $20 $53 2006 2014 Research & Development Spending ($ millions) Specialty Platform Vitality Index Progression* 14% 27% 2006 2014 Specialty Platform Gross Margin % 20% 44% 2006 2014 Specialty Vitality Index Target ≥ 35% PolyOne Corporation Page 12 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 13 Prototype Frame Opportunity Scale-up & Test Market Build Business Case Commercial Launch Phase 1 Phase 2 Phase 3 Phase 4 Phase 5 6 9 7 3 5 12 5 3 2 8 4 2 4 3 1 Breakthrough Platform Derivative A Rich Pipeline of Opportunity Number of Projects 14 8 18 12 22 74 Addressable Market ($ millions) $700 $600 $600 $1,900 PolyOne Corporation Page 14 60% 98% 20% 30% 40% 50% 60% 70% 80% 90% 100% 2008 Q1 2015 Pension Funding** As of March 31, 2015 Debt Maturities & Pension Funding Net Debt / EBITDA* = 2.1x $49 $317 $600 $0 $100 $200 $300 $400 $500 $600 $700 $800 2015 2020 2023 Debt Maturities As of March 31, 2015 ($ millions) Coupon Rate: 7.500% 7.375% 5.250% ** includes US-qualified pension plans only *TTM 3/31/2015 PolyOne Corporation Page 15 Free Cash Flow and Strong Balance Sheet Fund Investment / Shareholder Return  Expanding our sales, marketing, and technical capabilities  Investing in operational and LSS initiatives  ~75% of capital expenditures fund growth initiatives Organic Growth Acquisitions Share Repurchases Dividends $0.16 $0.20 $0.24 $0.32 $0.40 $0.10 $0.20 $0.30 $0.40 $0.50 2011 2012 2013 2014 2015 Annual Dividend  Targets that expand our: • Specialty offerings • End market presence • Geographic breadth  Synergy opportunities  Adjacent material solutions  Repurchased over 500k shares in Q1 2015  Repurchased 11.8 million shares since early 2013  8.2 million shares are available for repurchase under the current authorization PolyOne Corporation Page 16 PolyOne Core Values Innovation Collaboration Excellence PolyOne Corporation Page 17 The New PolyOne: A Specialty Growth Company Why Invest In PolyOne?

Antitrust Laws 2 Antitrust Law Violations 3 Antitrust Potential Areas of Concern 3 Conclusion 5 Reporting Possible Violations 6 Avient Ethics Hotline 6 Protection from Retaliation 6 Antitrust Checklist 7 Quick Reference: Antitrust DO’s and DON’Ts 9 Guide For Compliance Avient is committed to promoting fair competition and free enterprise in the marketplace. Do advise the Avient Legal Department immediately after you attend any meeting where any of those subjects are discussed. 9. Contact Avient’s Legal Department at your first opportunity and document the incident. 9 HOME | TOC Updated: February 2021 North America Global Headquarters Avon Lake, United States 33587 Walker Road Avon Lake, OH, United States 44012 Toll Free: +1 866 765 9663 Phone: +1 440 930 1000 Fax: +440 930 3064 Asia Pacific Regional Headquarters Shanghai, China 2F, Block C 200 Jinsu Road Pudong, 201206 Shanghai, China Telephone: +86 (0) 21 6028 4888 Fax: +86 (0) 21 6028 4999 South America Regional Headquarters Sao Paulo, Brazil Av.

TPE-1B peel adhesion 0 1 2 3 4 5 Pe el s tr en gt h: N /m m 190C 205C 220C 235C D040W6 Lexan 141 Cycolac NA1000 4 .3 4 .1 4 .0 3 .8 2 .9 3 .3 3 .1 2 .8 2 .8 2 .9 2 .8 2 .4 Figure 6.

• • • 測試方法：FTTS-FA-010-2007 4.2 設備：紅外線熱像儀 熱源：500W鹵素燈 熱輻射距離：100 cm 加入Cesa紅外蓄熱纖維添加劑 加熱10分鐘後表面溫度：33.85°C 溫度變化：+13.6°C 測試方法 0.9 9°C 8.9°C 5.6°C 0.625 +12.9% +13.6% +1.7% www.avient.com 標準要求 測試結果 GB/T 30127 遠紅外線性能 GB/T 18319-2019 光蓄熱性能 FTTS-FA-010 紅外線性能及蓄熱升溫 GB/T 11048-2008 Method A 熱舒適性 熱阻性能 單位：CLO 人體生理實驗 遠紅外線發射率 ≥0.88 (5-14um) （測試溫度:34°C） 遠紅外線輻射溫升值 ≥1.4°C 最高允許溫升值 ≥6°C 平均溫升值 ≥4.4°C（20分鐘） 平均發射率 ≥ 0.8 (2-22um) （測試溫度: 25°C) 0.81 規定加熱ΔT ≥ 0.5°C （相對於標準） +5.34°C (ΔT) 裸體：0 內褲：0.04 T恤：0.09 厚毛衣：0.35 冬季大衣：0.7 上述所有資料均為參考值 血流量 血流速 血氧濃度（%SpO2） 請聯絡您的埃萬特業務代表以了解 您所在國家或地區是否有售。

TECHNICAL BULLETIN VERSAFLEX™ PF Tack Layer for Surface Protective Films Properties Versaflex PF MD6727 Versaflex PF MD6741 Versaflex PF MD6649 Versaflex PF 9512 Versaflex PF MD6666 Versaflex PF MD6748 Versaflex PF MD6700 Features Low Tack Low Tack; Used for tailoring tack with MD6700 Low-Medium Tack Value Offering Medium Tack Low Gel/Residuals Low Tack Build High Tack Peel Strength Low Low-Medium Medium Medium-High Medium-High High High Applications Optical Films Home Appliances Plastics Construction/Bare Metals Finished Metals Steel/Painted Metals Bare Metals MFR @ 190°C/2.16 kg -- 4.5 17 5.4 21 4.8 6.5 MFR @ 230°C/2.16 kg 10 20 -- -- -- -- -- Specific Gravity, g/cc 0.92 0.91 0.92 0.92 0.94 0.94 0.94 Hardness, Shore A 50 49 37 38 37 31 30 G' @ 23°C, Pa 28.0 x 105 10.4 x 106 8.3 x 105 -- 9.9 x 105 11.8 x 105 10.0 x 105 DMA Tg, °C -29 -30 -9 10 11 15 21 LDPE/Versaflex PF Film1 180° Peel, N/25mm Stainless Steel after 20 min @ 25°C 0.5 2.2 3.2 6.1 6.7 8.5 8.6 after 7 days @ 25°C 0.6 2.7 4.3 5.5 8.2 8.3 10.3 PMMA2 after 20 min @ 25°C 1.1 1.7 3.8 4.9 6.9 8.3 8.8 after 20 min @ 75°C 2.8 4.1 5.1 6.9 9.0 10.7 11.8 after 7 days @ 75°C 4.0 4.4 5.9 9.8 8.4 9.8 10.3 Polycarbonate3 after 20 min @ 25°C 1.4 2.2 3.8 6.8 6.3 8.4 7.0 after 20 min @ 75°C 3.4 4.8 6.7 8.8 8.8 10.0 11.8 after 7 days @ 75°C 4.6 6.5 7.5 10.6 11.6 10.6 13.8 1 Film thickness: 51 micron LDPE/25 micron Versaflex PF 2 Arkema Plexiglas™ V052-100 (Plexiglas is a trademark of Arkema France Corp.) 3 Sabic Lexan™ L52-111 (Lexan is a trademark of Sabic Innovative Plastics) PHYSICAL PROPERTIES OF SELECTED VERSAFLEX PF TACK LAYER FORMULATIONS PRODUCT DESCRIPTION Versaflex™ PF formulations are specially developed for the manufacture of co-extruded surface protective films that apply easily, maintain tack with minimal build, peel smoothly and remove completely with little-to-no residue or ghosting.

VERSAFLEX™ PF Camada de aderência para para películas protetoras de superfície BOLETIM TÉCNICO Propriedades Versaflex PF MD6727 Versaflex PF DM6741 Versaflex PF DM6649 Versaflex PF 9512 Versaflex PF MD6666 Versaflex PF DM6748 Versaflex PF DM6700 Características Baixa aderência Baixa aderência; usado para personalizar aderência com MD6700 Aderência de baixa a média Oferta de valor Aderência média Gel/resíduos baixos Estrutura de baixa aderência Alta aderência Resistência a descolamento Baixa Baixa a média Média Média a alta Média a alta Alta Alta Aplicações Películas ópticas Eletrodomésticos Plásticos Construção/metais expostos Metais acabados Aço/metais pintados Metais expostos MFR a 190 °C/2,16 kg -- 4,5 17 5,4 21 4,8 6,5 MFR a 230 °C/2,16 kg 10 20 -- -- -- -- -- Gravidade específica, g/cc 0,92 0,91 0,92 0,92 0,94 0,94 0,94 Dureza, Shore A 50 49 37 38 37 31 30 G' a 23°C, Pa 28,0 x 105 10,4 x 106 8,3 x 105 -- 9,9 x 105 11,8 x 105 10,0 x 105 DMA Tg, °C -29 -30 -9 10 11 15 21 Película LDPE/Versaflex PF1 Descolamento de 180°, N/25 mm Aço inoxidável após 20 min a 25 °C 0,5 2,2 3,2 6,1 6,7 8,5 8,6 após 7 dias a 25°C 0,6 2,7 4,3 5,5 8,2 8,3 10,3 PMMA2 após 20 min a 25 °C 1,1 1,7 3,8 4,9 6,9 8,3 8,8 após 20 min a 75 °C 2,8 4,1 5,1 6,9 9,0 10,7 11,8 após 7 dias a 75°C 4,0 4,4 5,9 9,8 8,4 9,8 10,3 Policarbonato3 após 20 min a 25 °C 1,4 2,2 3,8 6,8 6,3 8,4 7,0 após 20 min a 75 °C 3,4 4,8 6,7 8,8 8,8 10,0 11,8 após 7 dias a 75°C 4,6 6,5 7,5 10,6 11,6 10,6 13,8 1 Espessura da película: LDPE 51 mícrons/Versaflex PF 25 mícrons 2 Arkema Plexiglas™ V052-100 (Plexiglas é uma marca comercial da Arkema France Corp). 3 Sabic Lexan™ L52-111 (Lexan é uma marca comercial da Sabic Innovative Plastics) PROPRIEDADES FÍSICAS DE FORMULAÇÕES DE CAMADA DE ADERÊNCIA VERSAFLEX PF SELECIONADAS DESCRIÇÃO DO PRODUTO As formulações Versaflex™ PF são especialmente desenvolvidas para a fabricação de películas protetoras de superfície coextrudadas de fácil aplicação, mantêm a aderência com espessura mínima, descolam suavemente e são removidas completamente, sem nenhum ou com pouco resíduo.

Nicht mehr Geschäftsführer: Katsers, Guy, Clervaux / Belgien, *26.06.1950 a) 17.11.2016 Rinke 8 b) Vertretungsbefugnis geändert (Einzelvertretungsbefugnis entfallen) bei Geschäftsführer: Machin, Genevieve Elizabeth, Luxembourg / Luxemburg, *31.03.1972 mit der Befugnis, im Namen der Gesellschaft mit sich im eigenen Namen oder als Vertreter eines Dritten Rechtsgeschäfte abzuschließen. a) 02.02.2017 Rinke 9 b) Berichtigung von Amts wegen zur Geschäftsanschrift: Adolf-Dambach-Str. 2, 76571 Gaggenau a) 06.06.2018 Rinke 10 b) Bestellt als Geschäftsführer: a) 25.03.2019 Rinke Abruf vom 08.11.2021 19:52 Handelsregister B des Amtsgerichts Mannheim Nummer der Firma: Seite 4 von 4 HRB 521568 Nummer der Eintragung a) Firma b) Sitz, Niederlassung, inländische Geschäftsanschrift, empfangsberechtigte Person, Zweigniederlassungen c) Gegenstand des Unternehmens Grund- oder Stammkapital a) Allgemeine Vertretungsregelung b) Vorstand, Leitungsorgan, geschäftsführende Direktoren, persönlich haftende Gesellschafter, Geschäftsführer, Vertretungsberechtigte und besondere Vertretungsbefugnis Prokura a) Rechtsform, Beginn, Satzung oder Gesellschaftsvertrag b) Sonstige Rechtsverhältnisse a) Tag der Eintragung b) Bemerkungen 1 2 3 4 5 6 7 Potoczny, Zaneta Gabriela, Mersch / Luxemburg, *17.10.1974 mit der Befugnis, im Namen der Gesellschaft mit sich im eigenen Namen oder als Vertreter eines Dritten Rechtsgeschäfte abzuschließen.