Foaming Agents Excelite™ Chemical Foaming Additives Hydrocerol™ Chemical Foaming Agents

Foaming Agents Excelite™ Chemical Foaming Additives Hydrocerol™ Chemical Foaming Agents

THE CHALLENGE A leading North American manufacturer of polypropylene (PP) hose for medical applications, including laser surgery, respiratory care and sleep apnea equipment, faced a challenge with its existing thermoplastic vulcanizate (TPV). The Avient team assessed the application’s technical and operational requirements, and recommended GLS Versalloy™ XL- 9045-1 alloy in 45 Shore A durometer, an FDA-compliant medical TPV grade designed for overmolding onto PP.

HealthCare Transportation 8% Textiles Target Page 85 • Trend toward more affordable housing favors our product 1.5 2.0 2.5 Housing Starts (in million units) 50 year average Market Dynamics • Ultimate housing recovery presents substantial upside to already record- setting results Source: Historical Data from the US Census Bureau, 2012 estimate is a PolyOne projection. 0.0 0.5 1.0 '87 '89 '91 '94 '96 '98 '00 '02 '04 '06 '08 '10 '12 Page 86 Value Proposition • Premier provider of specialized vinyl and supply chain solutions, leading the industry in innovation and service Transformation Highlights • Management upgrades ensure that each PP&S business Value Proposition and Transformation Highlights • Management upgrades ensure that each PP&S business maximizes performance • Asset realignment and Lean Six Sigma reduce costs • Strengthened relationship with winning customers • Increased differentiation in all business units > $12B Addressable Market Page 87 Key Differentiators • Providing application design, material design and / or process design assistance not available from competitors • Capability to improve joint value streams • We are the best innovator in our space • We are the best innovator in our space • Expanding customers’ opportunities by providing innovative materials and marketing ideas • We provide world-class customer service and delivery performance Page 88 13.7% 14.3% 15.5% 9.9% 6.2% 5.4% WC % of Sales • Best-in-class working capital management and delivery performance • Improved raw material Areas of Focus – Operational Excellence 89.1% 92.0% 94.2% 93.4% 93.4% 94.0% On-Time Delivery • Improved raw material positions, sourcing savings • PolyOne pilot site for many LSS and manufacturing excellence programs *As measured to customer request date * Page 89 • reFlexTM Bioplasticizers Applications: Wide variety of flexible vinyl-based products • GeonTM HC for Healthcare � Applications: Medical device housings, specialty tubing � Customer benefits: Withstand aggressive antiseptics Key Innovations � Applications: Wide variety of flexible vinyl-based products � Customer benefits: Lower carbon footprint, improved productivity • GeonTM SF Super Flow � Applications: Large appliance parts, molded siding panels � Customer benefits: Flame retardancy, detergent resistance Page 90 Critical Imperatives and 2015 Goal Critical Imperatives • Accelerate innovation - grow in new applications not historically served with vinyl • Drive continuous improvement in manufacturing and working capital efficienciesworking capital efficiencies • Selectively leverage construction recovery 2015 Goal • 9 - 12% return on sales Page 91 Page 92

APPLICATION BULLETIN PRODUCT NAME SUITABLE FOR APPLICATION LDR Cesa™ Stat OCA0025695 PP Permanent reduction of dust attraction in interior From 5% Cesa™ Stat OCA0025609 PC/ABS, PA6, PC/ASA Permanent reduction of dust attraction in interior From 8% Cesa™ Stat OCA0025603 LDPE, TPE Permanent reduction of dust attraction in interior From 7% The graph shows the measurement of the charge decay time at 23°C/50% r.H. on 80x80x2mm IM plaques. Even after wash- ing the surface with detergent and water with 5 repetitions, the antistatic effect remains unchanged. 0 500 1,000 1,500 2,000 2,500 3,000 0 20 40 60 80 100 Vo lta ge (V ) Time (s) PP talc filled 5% Cesa Stat OCA0025695 5% Cesa Stat OCA0025695 wash end www.avient.com Copyright © 2023, Avient Corporation.

Available in 80 and 90 Shore A hardness, they are injection moldable and bond well to polypropylene (PP). KEY CHARACTERISTICS • 35–45% PCR/PIR content • Meet automotive standards for VOC, FOG, and odor • Colored black, additional colors are possible • Customizable formulations • Overmoldable to PP MARKETS & APPLICATIONS The reSound REC 7310 series provides a more sustainable TPE choice for automotive interior components and delivers comparable performance to their traditional counterparts.

KEY CHARACTERISTICS The primary features and benefits of Gravi-Tech formulations are: • Customized density, offering a wide range of specific gravities from 1.2 to 11 gm/cm3 • Broad modulus range, from very flexible to very rigid grades • Corrosion resistance, withstanding oxidation for long-term use and benefit • Chemical resistance, withstanding fuels, oils and other harsh chemicals • Metallization and electroplating, delivering the look and feel of metal Additional features include: • Design flexibility and processing ease • Good impact strength • Elevated heat deflection temperature PRODUCT BULLETIN TARGET MARKET AND APPLICATIONS Gravi-Tech composites are an excellent choice for applications in a full range of markets, including: Consumer Luxury packaging, golf clubs, fishing tackle, casino/gaming chips, exercise weights, hunting supplies, cutlery, appliances and hunting ammunition Healthcare X-ray shielding, nuclear medicine transport containers, and laboratory furniture and equipment Industrial Ammunition, reactor shielding, vibration and acoustical damping, military/tactical equipment, airport x-ray shielding, various food ware, building and construction equipment, inertial weighting, and underwater cable weighting Base Resin Specific Gravities Nylon 6 2.3, 2.7, 3.5, 4, 4.5, 5, 6 TPE 2.6, 3.9 TPU 2.6, 3, 4.5, 7.5, 9 PP 1.15–4 ABS 1.2–3 PPS 4 Nylon 12 4, 6.9, 11 TECHNICAL PROPERTIES Copyright © 2024, Avient Corporation.

Cesa™ Unify™ A4R Polyolefin Compatibilizer helps bring incompatible polymers like PP and PE together by forming them into a homogenous polymer mixture which increases the mechanical properties of the recycled polymer Cesa™ Flame Retardant Additives enable a fire performance in line with different levels of Glow Wire temperatures (IEC 60685-2-12) for various recycled resins including PP, PC, and PS.

TEMPERATURE Material Rear Center Front Nozzle Melt Mold Nylon 6,6 540–570 530–560 530–560 540–570 540–570 200–300 (90–150) Nylon 6,6 30% SS 540–570 530–560 530–560 540–570 540–570 200–300 (90–150) PBT 510–410 (265–280) 490–540 (255–280) 480–530 480–530 480–530 150–250 (65–120) PC 14% NiCF 540–570 540–570 530–560 530–560 530–560 150–250 (65–120) ABS 470–520 460–520 460–520 460–530 (240–275) 460–530 (240–275) 100–200 (40–90) PP 440–480 (225–250) 440–480 (225–250) 430–470 (220–245) 420–460 (215–240) 420–460 (215–240) 125–175 (50–80) DRYING Material Temperature °F (°C) Time Minimum Moisture Maximum Moisture Nylon 6,6 14% NiCF 180 (80) 4–5 hours 0.05% 0.20% Nylon 6,6 30% SS 180 (80) 4–5 hours 0.05% 0.20% PBT 14% NiCF 250 (120) 6-8 hours 0.02% 0.03% PC 14% NiCF 250 (120) 3–4 hours 0.02% 0.02% ABS 14% NiCF 200 (90) 2–4 hours 0.05% 0.10% PP 14% NiCF 180 (80) 2–4 hours 0.20% 0.30% Equipment • Feed throats smaller than 2.5" may cause bridging due to pellet size - Larger feed throats will be more advantageous with long fiber EMI shielding resins • General purpose metering screw is recommended - Mixing/barrier screws are not recommended • L/D ratio - 18:1–20:1 (40% feed, 40% transition, 20% metering) • Low compression ratio - 2:1–3:1 • Deep flights recommended - Metering zone 3.5 mm - Feed zone 7.5 mm • Check ring - Three-piece, free-flowing check ring • General purpose nozzle (large nozzle tips are recommended) - Minimum orifice diameter of 7/32" - Tapered nozzles are not recommended for long fiber EMI shielding resins • Clamp tonnage: - 2.5–5 tons/in2 Gates • Large, free-flow gating recommended - 0.25" x 0.125" land length - 0.5" gate depth Runners • Full round gate design • No sharp corners • Minimum of 0.25" diameter • Hot runners can be used PROCESSING Screw Speed Slower screw speeds are recommended to protect fiber length Back Pressure Lower back pressure is recommended to protect fiber length Pack Pressure 60–80% of max injection pressure Hold Pressure 40–60% of max injection pressure Cool Time 10–30 seconds (depends on part geometry and dimensional stability) PROCESS CONSIDERATIONS Recommended – retain fiber length (maximize conductivity) • Low shear process • Low screw speed and screw RPM • Slow Injection speed • Fill to 99–100% on first stage of injection - Reduces potential nesting of fibers at gate location - Improves mechanical performance near gate location - Promotes ideal fiber orientation Resin Rich Surface • Achieved when using a hot mold temperature and longer cure times ≥ Max mold temperature recommendation • Improved surface aesthetic • Reduced surface conductivity • Could reduce attenuation performance in an assembly Fiber Rich Surface • Achieved when using a cold mold temperature and shorter cure times ≤ Minimum mold temperature recommendation • Improved surface aesthetic • Reduced surface conductivity • Could improve attenuation performance in an assembly www.avient.com Copyright © 2020, Avient Corporation.

Use of Non-GAAP Measures Page 3 -150.00% -50.00% 50.00% 150.00% 250.00% 350.00% PolyOne S&P 500 All time high of $34.47 December 9th, 2013 • 16 consecutive quarters of double digit EPS growth • 42% CAGR adjusted EPS expansion 2006-2012 • YTD stock price has increased 63% versus 27% growth in the S&P • More than six fold increase in market cap: $0.5b $3.3b Strategy and Execution Drive Results Page 4 The World’s Premier Provider of Specialized Polymer Materials, Services & Solutions Four Pillar Strategy Page 5 PP&S 15% Specialty 60% Distribution 25% 0.12 0.27 0.21 0.13 0.68 0.82 1.00 2.50 $0.00 $0.25 $0.50 $0.75 $1.00 $1.25 $1.50 $1.75 $2.00 $2.25 $2.50 2006 2007 2008 2009 2010* 2011* 2012* 2015 Target Ad ju st ed E ar ni ng s P er S ha re Appliance 6% Building & Construction 13% Wire & Cable Electrical & Electronics 4% Consumer Packaging 18% Industrial 10% Misc. 5% HealthCare Transportation 16% Textiles 1% United States 70% Europe 14% Canada 8% Asia 5% Latin America 3% 2012 Revenues: $4.0 Billion* End Markets* 2012 Revenues: $4.0 Billion* EPS Page 6 * Pro Forma includes FY2012 results for Spartech (11/03/12 YE) and Glasforms & excludes discontinued operations PolyOne At A Glance * Restated to exclude discontinued operations Old PolyOne Transformation *Operating Income excludes corporate charges and special items 2% 34% 43% 63% 65- 75% 0% 20% 40% 60% 80% 100% 2005 2008 2010 YTD 2013 2015 % o f O pe ra tin g In co m e* JV's PP&S Distribution Specialty Specialty OI $5M $46M $87M $153M Target Mix Shift Highlights Specialty Transformation 2015 Target Page 7 2006 YTD 2013 2015 Where we were Where we are Organic Consolidated Target 1) Operating Income % Specialty: Global Color, Additives & Inks 1.7% 12.8% 12.8% 12 – 16% Global Specialty Engineered Materials 1.1% 10.8% 8.9% 12 – 16% Designed Structures & Solutions — — 5.0% 8 – 10% Performance Products & Solutions 5.5% 8.0% 8.2% 9 – 12% Distribution 2.6% 6.1% 6 – 7.5% 2) Specialty Platform % of Operating Income 6.0% 63% 65 – 75% 3) ROIC* (after-tax) 5.0% 9.4% 15% 4) Adjusted EPS Growth N/A 28% Double Digit Expansion Proof of Performance & 2015 Goals *ROIC is defined as TTM adjusted OI divided by the sum of average debt and equity over a 5 quarter period Page 8 *Percentage of Specialty Platform revenue from products introduced in last five years 19.5% 44.0% 2006 Q3 2013 $20.3 $46.6 2006 TTM Q3'13 14.3% 31.0% 2006 Q3 2013 Research & Development Spending Specialty Platform Vitality Index Progression* Innovation Drives Earnings Growth ($ millions) Specialty Platform Gross Margin % Page 9 We are Experts in Polymer Science and Formulation  Polymer Science  Formulation  Chemistry  Processing Inputs  Base Resins  Additives  Modifiers  Colorants Specialized Polymer Materials, Services, and Solutions Expertise Satisfied Consumers PolyOne Customer Innovative Products & Services  Marketplace Demands  Performance Requirements  Value Drivers Page 10 Positioned for Strong Growth 2015 Target Rev: $5B Adj. EPS: $2.50 Assumptions • Mid single digit revenue CAGR • Operating margins in mid-range of 2015 targets • No global recession • No investment in incremental PP&S capacity • Housing starts at 85% of 50 year norm by 2015 • Remain comfortably below 3X Net Debt / EBITDA Page 11 2012 Rev: $2.9B Adj. Platform sales and operating income (OI) 2006Y* YTD 2013 Organic’ Acquisitions** YTD 2013’ Consolidated Global Specialty Engineered Materials Sales $ 345.3 $ 427.2 $ 113.6 $ 540.8 Global Color, Additives and Inks Sales 531.8 608.0 45.7 653.7 Designed Structures and Solutions Sales - - 428.2 428.2 Specialty Platform Sales $ 877.1 $ 1,035.2 $ 587.5 1,622.7 Performance Products and Solutions Sales 1,166.2 473.6 39.2 512.8 PolyOne Distribution Sales 732.8 818.1 - 818.1 Corporate and eliminations (153.7) (106.0) - (106.0) Total Sales $ 2,622.4 $ 2,220.9 $ 626.7 $ 2,847.6 Global Specialty Engineered Materials OI $ 3.9 $ 46.1 $ 2.1 $ 48.2 Global Color, Additives and Inks OI 8.9 78.0 5.4 83.4 Designed Structures & Solutions OI - - 21.4 21.4 Specialty Platform OI $ 12.8 $ 124.1 $ 28.9 $ 153.0 Performance Products and Solutions OI 64.2 38.1 3.7 41.8 PolyOne Distribution OI 19.2 49.7 - 49.7 Sunbelt Joint Venture OI 102.9 - - - Corporate and eliminations (4.6) (39.5) - (39.5) Special items in OI 39.1 (22.2) - (22.2) Operating income GAAP $ 233.6 $ 150.2 $ 32.6 $ 182.8 Sunbelt equity income (107.0) - - - Special items in OI (39.1) 22.2 - 22.2 Operating income adjusted $ 87.5 $ 172.4 $ 32.6 $ 205.0 Global Specialty Engineered Materials - OI % of sales 1.1% 10.8% 1.8% 8.9% Global Color, Additives and Inks - OI % of sales 1.7% 12.8% 11.8% 12.8% Designed Structures & Solutions - OI % of sales - - 5.0% 5.0% Specialty platform OI - % of sales 1.5% 12.0% 5.0% 9.4% PP&S operating OI - % of sales 5.5% 8.0% 9.4% 8.2% Distribution OI - % of sales 2.6% 6.1% - 6.1% PolyOne OI adjusted - % of sales 3.3% 7.8% 5.2% 7.2% * Historical results include the Resin and Specialty Coatings businesses within the Performance Products and Solutions segment. ** Spartech and Glasforms results for the nine months ended September 30, 2013.