CABLE MANUFACTURER L O O S E T U B E T E L E C O M S C A B L E • Low shrinkage (< 1%) • Consistent flame retardancy • Suitable gel resistance • Cold behaviour at - 40°C • Reduce total cost ownership • Improved processing compared to existing LSFOH material, increasing speed up to 800 m/min • Provided consultancy on processing parameters and tooling • Reduced cable thickness to 0.1mm & reduced shrinkage • Enabled customer to enter into new applications and cable designs due to the versatility of the material ECCOH™ 6151 LSFOH Formulations KEY REQUIREMENTS WHY AVIENT?

PROHACCP D E T E C T A B L E E 2 B O X • Magnetic for detection in factory • EU and FDA food contact compliance • Durable for repeated use • Color matching • Enabled fast and accurate development of a custom formulation meeting all customer requirements • Provided both material and color expertise from a single source • Matched color to specific blue providing visual contrast against meat/food products, enhancing detectability Gravi-Tech™ Density Modified Formulations KEY REQUIREMENTS WHY AVIENT?

S H A M P O O B R A N D P E T B O T T L E F O R H A I R C A R E • Customized color and anti-UV combination • Provided quick response and local service • Simplified processing without additional equipment investment • Increase innovation capabilities and brand aesthetics OnColor™ Frost PET Effect KEY REQUIREMENTS WHY AVIENT?

H E A LT H C A R E D E V I C E M A N U FAC T U R E R W E B K N E E B R A C E • Good bonding to polypropylene (PP) • Flexible and soft-touch feel • Skin contact, general FDA compliance • Good tensile strength and resilience • Excellent colorability • Offered material that passed the required FDA regulations • Provided high elasticity memory and ultra soft tactile finish to meet the comfort and pleasant surface feeling requirements • Delivered TPE with easy and stable processing and colorability DynaflexTM Thermoplastics Elastomer KEY REQUIREMENTS WHY AVIENT?

H Y D RO P O N I C G ROW I N G S YS T E M B R A N D F L E X I B L E N E C K F O R L A M P • High flow performance capabilities • Beautiful finish • Soft touch • Supported the development process, from initial design to product launch, to meet the needs of both the molder and OEM • Delivered a TPE solution that enabled a 22” flow line with a wall thickness of 0.225” • Provided technical support and shared process best practices to minimize cosmetic defects Versalloy™ XL Thermoplastic Elastomer KEY REQUIREMENTS WHY AVIENT?

Investor Day P O L Y O N E I N V E S T O R P R E S E N T A T I O N A U G U S T 2 0 1 8 F O R W A R D L O O K I N G S T A T E M E N T S PolyOne Corporation 2 • • • • • • • • • U S E O F N O N - G A A P M E A S U R E S PolyOne Corporation 3 • • • V I S I O N PolyOne Corporation 4 To be the world’s premier provider of specialized polymer materials, services and solutions C O R E V A L U E S P E R S O N A L V A L U E S Honesty IntegrityRespect Operational Excellence Commercial Excellence Specialization Globalization Collaboration ExcellenceInnovation To be the world’s premier provider of specialized polymer materials, services and solutions S A F E T Y F I R S T PolyOne Corporation 5 1.3 1.1 1.1 0.85 0.65 0.57 0.54 0.97 0.84 0.74 0.74 0.69 0.57 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 YTD Injuries per 100 Workers Spartech Acquisition PolyOne Corporation 6 P O L Y O N E 2 0 1 7 R E V E N U E | $ 3 . 2 B I L L I O N Transportation 18% Industrial 16% Consumer 12% Packaging 11% Healthcare 11% Wire & Cable 9% Appliance 5% United States 59% Europe 14% Asia 10% Latin America 9% Canada 8% PolyOne Distribution 34% Performance Products & Solutions 21% Specialty Engineered Materials 19% Color Additives & Inks 26% Segment End Market Geography Building & Construction 12% Electrical & Electronics 6% 2009 2010 2011 2012 2013 2014 2015 2016* 2017* P R O O F O F P E R F O R M A N C E C O N S E C U T I V E Y E A R S PolyOne Corporation 7 8 $0.13 $0.68 $0.82 $1.00 $1.31 $1.80 $1.96 $2.06 $2.21 2006 2017 “Where we were” “Where we are” ROIC** 5.0% 14.0% Operating Income % of Sales Color, Additives & Inks 1.7% 15.5% Specialty Engineered Materials 1.1% 12.1% Performance Products & Solutions 4.3% 10.7% Distribution 2.6% 6.3% A D J U S T E D E P S E X P A N S I O N S U S T A I N A B L E P A T H T O D O U B L E - D I G I T E P S G R O W T H PolyOne Corporation 8 P E O P L E P R O D U C T S P L A N E T P E R F O R M A N C E Double digit annual EPS growth strategic acquisitions Innovate 600K-1M commercial resources 6-8% Double acquired margins Lean Six Sigma commercial excellence 531 689130 157 504 633 2014 Q2 2018 R&D / Technical Marketing Sales PolyOne Corporation 9 Increased commercial headcount + 28% + 18% + 23% Generating opportunities 35% 25% 1,000 $1.0B Enhancing efficiency 8% 20% I N V E S T M E N T I N C O M M E R C I A L R E S O U R C E S D R I V I N G G R O W T H Lead Specialists T H E E V O L V I N G C U S T O M E R R E L A T I O N S H I P PolyOne Corporation 10 Expanded Path Traditional Path Strategic Accounts/ Field Sales Business Development Customer Service Web and Social Media Inside Sales PolyOne Corporation 11 Investments in digital and dedicated inside sales to improve customer experience 80% increase in leads (from 6,000 to 11,000) driven by website, phone, and online chat E X P A N D E D P A T H A D D I N G C U S T O M E R T O U C H P O I N T S 4 21 2014 2017 Inside sellers $11M $88M 2014 2017 Inside sales/digital revenue N E W R E S O U R C E S F U E L I N G T H E F U T U R E PolyOne Corporation 12 P O L Y O N E S A L E S F U N N E L +34% 2014 $3.0 billion 2017 $4.0 billion A L I G N I N G W I T H T R E N D S F O R G R O W T H T R A N S P O R T A T I O N P A C K A G I N G H E A L T H C A R E C O N S U M E R PolyOne Corporation 13 Facilitate alternative energy solutions Light- weighting Reduce packaging materials Improve recyclability Reduce spread of infection I N N O V A T I O N PolyOne Corporation 14 Customization 55% M&A 30% Innovation Pipeline 15% Innovation comes from Research & Development Spend Vitality Index 12% 38% 2006 2017 $20 $52 2006 2017 Transformational Adjacent Core 3 H O R I Z O N S O F D E V E L O P M E N T PolyOne Corporation 15 Market Technical I N N O V A T I O N I N N O V A T I O N P I P E L I N E PolyOne Corporation 16 PrototypeFrame Opportunity Scale-up & Test Market Build Business Case Commercial Launch (since 2015) Phase 1 Phase 2 Phase 3 Phase 4 Phase 5 8 5 6 2 1 15 4 10 5 11 4 5 7 Breakthrough Platform Derivative F L A M E R E T A R D A N T P O L Y M E R S A D V A N C E D C O M P O S I T E S B A R R I E R M A T E R I A L S C O L O R A N T T E C H N O L O G I E S T H E R M O P L A S T I C E L A S T O M E R S I N N O V A T I O N S P O T L I G H T : C O M P O S I T E S PolyOne Corporation 17 C O M P O S I T E S R E F R E S H E R PolyOne Corporation 18 Fiber Polymer Composite S T R A T E G I C I N V E S T M E N T H I S T O R Y Thermoplastic Composites Long Fiber Reinforced Thermoplastics Continuous Fiber Thermosets Long Fiber Reinforced Thermoplastics Continuous Fiber Thermosets 2012 2015 20162009 2011 2018 PolyOne Corporation 19 C O M P O S I T E S I N T R A N S P O R T A T I O N PolyOne Corporation 20 W A T E R C R A F TR A I L H E A V Y T R U C K PolyOne Corporation 21 Safety Technology Geography Service FinancialPeople 8-10% with ability to double I N V E S T - T O - G R O W M & A S T R A T E G Y PolyOne Corporation 22 Capture sourcing synergies Cross-sell & blend technology 8-10% operating margins I N V E S T - T O - G R O W M & A P L A Y B O O K Protect customers Retain employees Implement LSS to drive efficiency improvements Innovate with combined portfolio Safety First! Leverage PolyOne’s global reach Phase 1 Phase 2 Phase 3 18-20% operating margins Invest in commercial resources I N V E S T - T O - G R O W P R O O F O F P E R F O R M A N C E PolyOne Corporation 23 Commercial Resources Operating Income ($ in millions) Operating Margins 243 335 At Acquisition Today $36 $90 At Acquisition Today 11% 20% At Acquisition Today Established Acquisitions (> 7 years) + 40% + 150% + 900 bps I N V E S T - T O - G R O W D R I V I N G T H E F U T U R E PolyOne Corporation 24 Commercial Resources Operating Income ($ in millions) Operating Margins 113 144 206 At Acquisition Today Goal $16 $18 $60 At Acquisition Today Goal 7% 8% 18-20% At Acquisition Today Goal Recent Acquisitions PolyOne Corporation 25 Average Company Size # of Possibilities Rationale $200M • • • S T R O N G P I P E L I N E D R I V E N B Y F R A G M E N T E D M A R K E T $0 $150 $300 $450 $600 $750 2011 2012 2013 2014 2015 2016 2017 2018 $809M R E T U R N I N G C A S H T O S H A R E H O L D E R S O V E R $ 1 B I L L I O N S I N C E 2 0 1 1 PolyOne Corporation $0.16 $0.20 $0.24 $0.32 $0.40 $0.48 $0.58 $0.70 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 3-Year Dividend Plan Cumulative Share Repurchases Increasing Annual Dividend 26 6.3% 14.0% 15.0% 16-17% 2009 2017 Platinum Vision Updated Expectations R O I C D R I V E S S H A R E H O L D E R R E T U R N PolyOne Corporation 27 PolyOne Corporation 28 W H Y I N V E S T I N P O L Y O N E ? �) ��$) ��* $�� �&�� &.� �( $* ��/ ��� �8�@ ABBCD ABEBD ABEED ABEAD ABEFD ABEGD ABEHD ABEI ABEJ K LMN OPQRLS TQ RPQOMN OUN OVQWL TXMN QOYXMM TNZ UM XZ[ L M Q\ Q[ ]^ OLPQ RRQOY_ XTL_ Q[̀ L TY a bcd ef a bgh eg a bgi ej a gi ei a kj ec a fl ec a bjj ed a bdd ej a bfi eg m QN OM nLOM UTLLo UNM ]LXTON OVY pX SM LTM Xq rbk ecs rbj efs ri efs t t t t t t u WLPN X[NM LRY pZ L S QTLM Xqv wx rjl efs hj ehr jl ebs gg eb jd eib dj eh lf ed hi el ih ek u WLPN X[NM LRY pM XqXỳ UYM RLOM Yv w x rhf ehs rkd efs rhj efs rbl eks rbi efs rfi efs rgl efs rbg eks rhj els z̀y UYM L` OLMN OP QRLS TQRPQOMN O UN OVQWLTXMN QOY XMM TNZ UM XZ[ LM Q\ Q[ ]^ OLPQRRQO Y_ XTL_ Q[̀ LTY a bb el a dg ei a fd ek a lk eg a bhd ed a bdl eg a bfi eg a bfj ei a blb ed {N[ UM L` Y_ XTLY ki ej kd ec kj ei lk el kd eg ki eg ll ef lj ed lh eb z̀y UYM L|̀\u XM M TNZ UM XZ[ LM Q\ Q [ ]^ OLPQRRQO Y_ XTL_ Q[̀ LTY a c ebi a c edl a c elh a b ecc a b eib a b elc a b ekd a h ecd a h ehb }~� �� ��� ��� ������ ��� ��� ������������ �� � ���� ������ ������� ������� ������ �� �� � ����� ��� ��� ������� � � ������ ��������� �� ��� ��� �� � ��� ������ ��� � ������� ������� ���� �� �� ��������� ��� �� � ���� ���� ���� ���� ��� �� ��� �������� �� ��� � ������� ��� ��� ��� �� �� �� ��� ������� ����� �� � ��� ���� ��� ������ ���� ������� ��� ���� ���� ��� ����� ��� ���� ���� � � ���� ���� ������ �� �� ������� ����� �� ���� ��� � �� ������ ���� ������� ������ ��������� ����� ������� ������ �������� ��� ��� ��������� ��� ���� ��� ������� ��� ��� ����� � ����� ���� � �������� � ��������� ��������� �� �������� ���� ����� � ����� �� � ����� �� ��  ��� ���� ������� �� �� ���� ��� ���� �� ��� ���� �� ������������ ��� �� ��� ������ ����� ��� ���� ������ �� ������� � ������� �� ������ ��� � � ���� � ��� ��� �������� �� ��� ��� �� ��� �������� �������� ����� �� ��� � � ������� ����� ������ ���� ���� ����� ���� � ���������� ������ ��� ������ ��� ������ ���� � ������� ��� ��� ������ �  �� �� ���� ������� ����� �� ����� ���� ��� �� ������ �������� �� ���� ���������� ���� �� �� �� ������ �������� ����� �� ���� �� ��� �������� ���� �� ��� ����������� ���� ��� ������ ����� �� � ��� ��� ��� ������� ����� ��� �������� ��� � �� ������������� � ��� ����� ���������� � �� ���� ��� �� ���� ���� ���� ���� ��������� � ��� ��� �� �� ������ ��� ������ ����� ��� �� ��� � ��� ������� ������ ���� �� ������ ���� ���� ���� �� ������ � �¡ ����  ��� ���� �� ��� �� ��� � ���� ��� ��������� �� ����� ������ ��� ��� �� ���� ���� ��� ��� �� �� ������������� �� � ����� �� �� �������� ��� ����������� �� ����� � ������ ����� ���� �� ��� ��������  ��� ���� � � 8.1.18 Investor Presentation V1.pdf Non-GAAP Reconciliation - July 2018 (004).pdf

Page 1 of 4 https://abs.ez2xs.com https://abs.ez2xs.com A B S Q u al it y E va lu at io n s C er ti fic at io n E ISO 9001:2015ISO 9001:2015 Certificate Of ConformanceCertificate Of Conformance ANNEXANNEX Certificate No.: 31307 Avient CorporationAvient Corporation At the below facilities FACILITYFACILITY NAMENAME FACILITY ACTIVITYFACILITY ACTIVITY ADDRESSADDRESS Avient - Birmingham Manufacturing The Manufacture of Pultruded and Filament wound components Pultrusion and CRTM 3943, Valley East Industrial Drive, Buildings 1,2,3,4 Birmingham - AL 35217 United States Avient - Birmingham Manufacturing The Manufacture of Pultruded and Filament wound components Pultrusion and Filament Wound Tubing 3968, Valley East Industrial Drive, Building 5 Birmingham - AL 35217 United States Avient - Birmingham Manufacturing The Manufacture of Pultruded and Filament wound components Pultrusion 3950, Valley East Industrial Drive, Building 6 Birmingham - AL 3517 United States Avient Corporation Management of QMS. Page 2 of 4 https://abs.ez2xs.com https://abs.ez2xs.com A B S Q u al it y E va lu at io n s C er ti fic at io n E Avient Corporation - Cergy, France Design and Manufacture of Color and Additive Concentrates and Specialty Compounds , 14 Avenue de l'Eguillette Saint Ouen l'Aumône - 95310 France Avient Corporation - Esenyurt, Turkey Design and Manufacture of Specialty Engineered Thermoplastics Orhangazi Mah. 1683 Sok. Page 3 of 4 https://abs.ez2xs.com https://abs.ez2xs.com A B S Q u al it y E va lu at io n s C er ti fic at io n E Avient Corporation - Mountain Top, PA Manufacturing, Shipping and Receiving , 855 Oak Hill Road Mountain Top - PA 18707 United States Avient Corporation - Oricain (Pamplona), Spain Design and Manufacture of Color and Additive Concentrates and Specialty Compounds Pol.

Black EM94820009 10 Units/Case Sand EM82820004 5 Units/Case French Gray EM73820004 20 Units/Case Aqua EM53820063 5 Units/Case Emerald EM54820085 5 Units/Case Irish EM62820014 10 Units/Case Colors also available in liquid form.

A COMPLETE PRODUCT PORTFOLIO A full range of Colorant Chromatics technologies includes: • Color and/or additive concentrates • Specialty compounds including conductive, carbon fiber, CNT, filled, glass, carbon, minerals • Additive concentrates including specialty compounds such as UV, acid scavengers, lubricants/mold release, and foaming agents • Pigment dispersions • Inks and additives for processors of high- performance plastics and fluoropolymers HIGH- TEMPERATURE SOLUTIONS/ INJECTION MOLDING Minimum order quantities for color concentrates and compounds for high-performance polymers are as low as 10 lbs. (5kg), enabling you to manage inventory better and order only what you need.

If you don’t see what you need today, we are ready to tailor a custom formula to tackle your specific application requirements, while also offering engineering support and industrial design expertise along the way.