POPULAR BELT & HOSE REINFORCEMENT PRODUCTS Product ID Coating Base Fiber Nominal Break Strength Nominal Yield Geometry Diameter Notes K1000T FIBER-LINE® 43 LBs (19 KGs)  12987 FT/LB 8725 M/KG Round/Flat .374 mm Twisted Kevlar with heat-activated K2160T 100 LBs (45 KGs) 5847 FT/LB 3928 M/KG Round/Flat .558 mm Twisted Kevlar with heat-activated K1500 1x2x3 400 LBs (180 KGs) 1366 FT/LB 917 M/KG Round 1.22 mm Twisted Kevlar cord with heat-activated V1500 2x3 Vectran 550 LBS (250 KGs) 1373 FT/LB 921 M/KG Round 1.305 mm Twisted Vectran cord with heat-activated LOCATIONS Headquarters, R&D, Manufacturing FIBER-LINE® LLC 3050 Campus Drive Hatfield, PA 19440 +1 215.997.9181 fiber@fiber-line.com Manufacturing Operations FIBER-LINE® LLC 280 Performance Drive SE Hickory, NC 28602 +1 828.326.8700 fiber@fiber-line.com EMEA & Asia Pacific Operations FIBER-LINE® INTERNATIONAL B.V.

G675/SC-10 Swellcoat® E-Glass 22.7 LBs (50 KG) 1835 Ft/LB (1233 M/KG) Flat TBD ??? PBO1500 BondcoatTM Zylon 125 LBs (56 KGs) 8480 FT/LB (5696 M/KG) Flat .421 mm N/A Strength member treated with adhesion pro- moting coating. V9000T FIBER-LINE® WearcoatTM Vectran 560 LBs (254 KGs) 1389 FT/LB (932 M/LB) Flat/Round 1.13 mm N/A Twisted strength member treated with anti-abrasion coating.

Gesellschaft mit beschränkter Haftung Gesellschaftsvertrag vom 26.03.2012 14.05.2012 Merz Fall 1 2 b) de Wall, Udo, Mainz, *12.11.1963 Dr. Ott, Ulrich, Leonberg, *28.09.1956 10.07.2015 Fall 2 3 b) a) Seite 2 von 7 Dr. Wiesinger, Kai, Kelkheim (Taunus), *08.10.1973 van Issum, Andreas, Wiesbaden, *29.05.1979 13 b) Kinkel, Oliver, Steinen, *12.01.1963 08.07.2020 Fall 14 Seite 6 von 7 Hosch, Kolja, Seeheim-Jugenheim, *08.02.1980 14 b) Merklein, Norbert, Kronberg im Taunus, *03.05.1964 Kronimus, Holger, Hilgert, *26.01.1968 11.04.2021 Fall 17 Seite 7 von 7 Bergheim, Anke, München, *03.06.1970 15 a) Avient Colorants Germany GmbH Geändert, nun: Hohenrain 1, 56221 Lahnstein Die Gesellschafterversammlung vom 07.04.2021 hat eine Änderung des Gesellschaftsvertrages in § 1 (Firma) beschlossen. 15.04.2021 Fall 16 16 b) Berichtigung zur Hohenrhein 1, 56112 Lahnstein 30.04.2021 Fall 18 JP028108 Highlight

The round at the bottom of the boss should Figure 4 - Drafting Guidelines for Nominal Wall Thickness Cross section showing draft Figure 5 - Rib design guidelines 1/4˚—–1˚ 2.5W 3W Min. .01" R Min. or .25W .75W for a low shrink material .50W for a high shrink material Figure 6 - Wall thickness changes due to rib placement 16.00 14.00 12.00 10.00 8.00 6.00 4.00 2.00 5.00 10.00 15.00 20.00 25.00 30.00 35.00 Rib-height (mm) M ax D is p la ce m en t M ag n it d e (m m ) FIGURE 4 - Drafing guidelines for nominal wall thickness FIGURE 5 - Rib design guidelines FIGURE 7 - Wall thickness changes due to rib placement FIGURE 6 - Rib height vs. stiffness 10 Gravi-Tech FIGURE 8 - Side Wall Boss Design Guidelines Sink Not Recommended Preferred Design A = Diameter = A = Primary Wall = A = 2A FIGURE 9 - Guidelines Design Guidelines 4W 2W .75W For a Low Shrink Material .50W For a High Shrink Material FIGURE 9 - Side wall boss design guidelines FIGURE 10 - Gusset design guidelines FIGURE 11 - Structural hole be 10% of wall thickness. This will result in stronger parts due to the locked in FIGURE 43 - Non-Newtonian Fluid Flow Low Level of Orientation Frozen Layer Highly Oriented Laminates Gate Transducer A Transducer B Hydraulic x 10 Filling Hold Start of mold shrinkage Time Pack P ss A B FIGURE 45 - Non-Newtonian fluid flow Relative Viscosity = Transfer Position * Fill Time Shear Rate = 1 Fill time FIGURE 46 - Pressure vs. Movable Platen This platen supports the “B” half, or the movable half of the mold.

B&C COMPANY L I V I N G W A L L P L A N T E R • Non-halogen flame retardant formulation • SBI fire test rating of B-S2-D0 • Good durability and UV stability • Easy to process • Good cost/performance • Provided an optimal balance of fire safety and durability • Improved environmental responsibility for construction application • Supported the appealing design and surface aesthetic Maxxam NHFR Non-Halogen Flame Retardant Polyolefin Formulation KEY REQUIREMENTS WHY AVIENT? https://www.avient.com/products/engineered-polymer-formulations/flame-retardant-formulations/maxxam-fr-flame-retardant-formulations-and-maxxam-nhfr-non-halogen-flame-retardant-formulations Slide 1: B&C company

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. Three Months Ended September 30, 2013 Three Months Ended September 30, 2012 (a) Reconciliation to Condensed Consolidated Statements of Income $ EPS $ EPS Net income from continuing operations attributable to PolyOne shareholders $ 23.2 $ 0.24 $ 19.4 $ 0.22 Special items, after tax 10.5 0.11 5.3 0.06 Tax adjustments (b) 1.8 0.01 0.1 - Adjusted net income / EPS $ 35.5 $ 0.36 $ 24.8 $ 0.28 Three Months Ended September 30, Reconciliation to Condensed Consolidated Operating Income 2013 2012 (a) Operating income before special items $ 72.4 $ 51.8 Special items in operating income (10.8) (8.3) Operating income, GAAP $ 61.6 $ 43.5 (a) Adjusted to reflect the resins business as a discontinued operation. b) Tax adjustments include the net tax expense from one-time income tax items and deferred income tax valuation allowance adjustments.

No Nylon Type Nylon description TPE Hardness Aging condition Peel, N/mm / lb / in 1 Capron 8333GHI Glass and impact 60A(1) Aging A 3.7 / 21 2 Capron 8333GHI Glass and impact 60A(1) Aging B 3.2 / 20 3 Capron 8333GHI Glass and impact 60A(1) Aging C 3.3 / 19 4 Capron 8333GHIHS Glass, impact and heat stabilized 60A(1) Aging A 3.2 / 20 5 Capron 8333GHIHS Glass, impact and heat stabilized 75A Aging A 3.0 / 17 6 Ultramid B3ZG6 Glass and impact 60A(1) Aging A 3.2 / 18 7 Zytel 70G33L Glass 60A(1) Aging A 3.9 / 22 8 Zytel 408AHS Heat stabilized and flow aid 60A(1) Aging A 3.7 / 21 9 Zytel 409AHS Heat stabilized and flow aid 60A(1) Aging A 3.2 / 20 Aging A: nylon substrate conditioned at room temperature and humidity for 4 weeks before TPE overmolding. Aging B: nylon substrate conditioned (1) at room condition for 4 weeks, (2) immersion in water for 24 hours and (3) dry 12 hour at room condition before TPE overmolding. Capron 8333GHI N/mm (lb/in) 60A-I 60A-II 75A-III 55A-IV 65A-V 50A-VI 70A-VII 260C/500F 3.7 / 21 N/A 3.2 / 18 No No No No 276C/530F 3.7 / 21 3.7 / 21 3.2 / 18 2.1 / 12 No No No 288C/550F N/A N/A N/A 2.5 / 14 2.5 / 14 No No Capron 8333GHIHS N/mm (lb/in) 60A-I 60A-II 75A-III 55A-IV 65A-IV 50A-VI 70A-VII 260C/500F 3.9 / 22 N/A 3.3 / 19 No No No No 276C/530F 3.5 / 20 N/A 3.3 / 19 No No No No 288C/550F N/A N/A N/A 2.5 / 14 2.6 / 15 No No Ultramid B3ZG6 N/mm (lb/in) 60A-I 60A-II 75A-III 55A-IV 65A-IV 50A-VI 70A-VII 260C/500F 3.0 / 17 3.3 / 19 3.2 / 18 No No No No 276C/530F 3.2 / 18 3.3 / 19 3.2 / 18 No No No No 288C/550F 3.3 / 19 N/A 3.0 / 17 2.1 / 12 2.1 / 12 No No Zytel 70G33L N/mm (lb/in) 60A-I 60A-II 75A-III 55A-IV 65A-IV 50A-VI 70A-VII 260C/500F 3.7 / 21 N/A 3.3 / 19 No No No No 276C/530F 3.7 / 21 3.7 / 21 3.3 / 19 2.3 / 13 No No No 288C/550F N/A N/A N/A 2.1 / 12 2.5 / 14 No No Zytel 408HS N/mm (lb/in) 60A-I 60A-II 75A-III 55A-IV 65A-IV 50A-VI 70A-VII 260C/500F 3.0 / 17 N/A 3.2 / 18 No No No No 276C/530F 3.2 / 18 4 / 23 3.0 / 17 No No No No 288C/550F N/A N/A N/A 2.5 / 14 2.5 / 14 No No Zytel 409AHS N/mm (lb/in) 60A-I 60A-II 75A-III 55A-IV 65A-IV 50A-VI 70A-VII 260C/500F 3.2 / 18 N/A 3.0 / 17 No No No No 276C/530F 3.3 / 19 4.2 / 24 2.8/ 16 No No No No 288C/550F N/A N/A N/A 2.1 / 12 2.1 / 12 No No Page 6 of 11 Table 4: Two-shot molding comparison TPE 60A-I 75A-III 55A-IV 65A-IV 50A-VI 70A-VII Barrel temp C/F 260/500 260/500 288/550 288/550 288/550 288/550 Peel Values N/mm or Pli Capron 8333GHI 4.2 / 24 3.5 / 20 3.3 / 19 3.0 / 17 2.3 / 13 3.0 / 17 Capron 8333GHIHS 4.0 / 23 3.9 / 22 2.8 / 16 3.0 / 17 2.3 / 13 3.2 / 18 Zytel 70G33L 4.2 / 24 3.3 / 19 2.8 / 16 3.3 / 18 1.9 / 11 3.3 / 19 Zytel 408AHS 4.0 / 23 4.0 / 23 3.5 / 20 3.7 / 21 1.9 / 11 3.9 / 22 Zytel 409AHS 4.2 / 24 4.0 / 23 3.2 / 18 3.3 / 19 1.6 / 9 3.3 / 19 Surface Energy (mN/m) 46 43 40 37 34 31 28 Engineering Plastics Polyamide 6,6 ABS Polycarbonate Acrylic Polystyrene Polypropylene Polyethylene Elastomers Coplyamide TPU Copolyester Styrenic-TPE TPV metallocenes Figure1.

This is higher than the North America regional average of C, and higher than the Chemicals sector average of B. Leadership (A/A-): Implementing current best practices Management (B/B-): Taking coordinated action on climate issues Awareness (C/C-): Knowledge of impacts on, and of, climate issues Disclosure (D/D-): Transparent about climate issues UNDERSTANDING YOUR SCORE REPORT ACTIVITY GROUP PERFORMANCE Chemicals A- Your CDP score Average performance B C C Chemicals North America Global Average *Please note that the peer group average scores are compiled with only investor- requested company scores Avient Region North America Country/Area United States of America Questionnaire Chemicals Activity Group Chemicals The CDP Score Report allows companies to understand their score and indicate which categories require attention to reach higher scoring levels.

CC_Score_Report_2020 ACTIVITY GROUP PERFORMANCE Trading, wholesale, distribution, rental & leasing Your company is amongst 35% of companies that reached Management level in your Activity Group A sample of A-list companies from your Activity Group: Grupo Logista PolyOne received a B which is in the Management band. Leadership (A/A-): Implementing current best practices Management (B/B-): Taking coordinated action on climate issues Awareness (C/C-): Knowledge of impacts on, and of, climate issues Disclosure (D/D-): Transparent about climate issues UNDERSTANDING YOUR SCORE REPORT PolyOne Region North America Country United States of America Questionnaire General Activity Group Trading, wholesale, distribution, rental & leasing The CDP Score Report allows companies to understand their score and indicate which categories require attention to reach higher scoring levels. CDP SCORE REPORT - CLIMATE CHANGE 2020 Your CDP score Average performance B C D C Trading, wholesale, distribution, rental & leasing North America Global Average CDP SCORE REPORT - CLIMATE CHANGE 2020 CATEGORY SCORES If a company scored C or below, they will not have been scored for management or leadership points (the dark purple line represents this).

Microsoft PowerPoint - Investor Day 2012_05072012.pptx Robert M. Rosenau Page 84 United States 81% Europe Canada 15% Asia 2011 Revenue: $0.9 Billion2011 Revenue: $0.9 Billion SolutionsSolutions At a Glance Europe $400 $600 $800 $1,000 $1,200 0.0% 2.0% 4.0% 6.0% 8.0% 10.0% 12.0% 14.0% 2006 2007 2008 2009 2010 2011 2015 S a le s ($ m il li o s) O p e ra ti g I co m e % o f S a le s Operating Income % and Revenue 2011 Revenue by Industry Segment2011 Revenue by Industry Segment Expanding ProfitsExpanding Profits OI % of Sales Sales 9-12% Appliance 4% Building & Construction 30% Wire & Cable 17% Electrical & Electronics Consumer 4% Packaging 9% Industrial 20% Misc.