Example: Deflection for 24 inch panel = Chart value *[12 / 24] Performance Comparison Hammerhead Panels and Marine Plywood TAB TESTING OF VARIOUS INSTALLATION METHODS Hammerhead™ PETG Laminate Hammerhead™ PETG Laminate BOTTOM PANEL LEGLENGTH BREAK STRENGTH PETG Skins with Plywood Core 1 in/25 mm 1.5 in/38 mm 2 in/51 mm 2400 lbs/1089 kg 2820 lbs/1279 kg 2748 lbs/1246 kg Hammerhead with 5 lb/ft3 (80 kg/m3) Core Density 2 in 51 mm 665 lbs 302 kg Hammerhead with 7 lb/ft3 (115 kg/m3) Core Density 2 in 51 mm 881 lbs 400 kg Hammerhead with 8 lb/ft3 (135 kg/m3) Core Density 2 in 51 mm 1084 lbs 492 kg Marine Plywood 2 in 51 mm 770 lbs 349 kg Glass/Epoxy with Plywood Core 2 in 51 mm 1055 lbs 479 kg Glass/Polyester with Balsa Core 2 in 51 mm 919 lbs 417 kg L-Bracket Installation Hammerhead™ PETG Laminate Hammerhead™ PETG Laminate BOTTOM PANEL LEGLENGTH BREAK STRENGTH PETG Skins with Plywood Core 2 in 51 mm 2375 lbs 1077 kg Marine Plywood 2 in 51 mm 770 lbs 349 kg Glass/Polyester with Balsa Core 2 in 51 mm 797 lbs 362 kg U-Channel Installation ITW Plexus MA420 adhesive was used in all tab testing installations except where noted. G LA SS /E P O XY T AB M AT ER IA L N O T AB BOTTOM PANEL LEG LENGTH BREAK STRENGTH Hammerhead with 5 lb/ft3 (80 kg/m3) Core Density 2 in 51 mm 420 lbs 191 kg Hammerhead with 7 lb/ft3 (115 kg/m3) Core Density 2 in 51 mm 370 lbs 168 kg Hammerhead with 8 lb/ft3 (135 kg/m3) Core Density 2 in 51 mm 332 lbs 151 kg Marine Plywood 2 in 51 mm 984 lbs 446 kg Glass/Polyester with Balsa Core 2 in 51 mm 1298 lbs 589 kg Hammerhead with 5 lb/ft3 (80 kg/m3) Core Density - ITW Plexus MA420 Adhesive NA 501 lbs 227 kg Hammerhead with 7 lb/ft3 (115 kg/m3) Core Density - ITW Plexus MA420 Adhesive NA 839 lbs 381 kg Hammerhead with 8 lb/ft3 (135 kg/m3) Core Density - ITW Plexus MA420 Adhesive NA 1156 lbs 524 kg Hammerhead with 8 lb/ft3 (135 kg/m3) Core Density - Crestomer 1152PA Adhesive NA 1530 lbs 694 kg Hammerhead with 8 lb/in3 (135 kg/m3) Core Density - Crestomer M1-30 Adhesive NA 1471 lbs 667 kg Mixed Conditions ADHESIVE DESCRIPTION ADHESIVE GRADE MANUFACTURER AVERAGE BOND STRENGTH STANDARD DEVIATION FAILURE MODE BEST ADHESION 2k Urethane 75421 Lord 2281 psi 15.73 MPa 184 psi 1.27 MPa Substrate Cohesive 2k Acrylic SA1-705 GRY1 AccraLock 2211 psi 15.24 MPa 78 psi 0.54 MPa Substrate 2k Acrylic Plexus MA420 ITW 2171 psi 14.97 MPa 262 psi 1.81 MPa Substrate 2k Acrylic SA10-05 Blk1 AccraLock 2102 psi 14.49 MPa 138 psi 0.95 MPa Substrate 2k Urethane 75451 Lord 2047 psi 14.11 MPa 68 psi 0.47 MPa Cohesive 2k Acrylic SA1-705 GRY 1:2 AccraLock 1966 psi 13.56 MPa 68 psi 0.47 MPa Substrate 2k Acrylic Scotchweld 8010 3M 1907 psi 13.15 MPa 61 psi 0.42 MPa Adhesive Cyanoacrylate Gorilla Glue Gorilla Glue 1885 psi 13.00 MPa 432 psi 2.98 MPa Cohesive 2k Acrylic Crestabond PP-04 Scott Bader 1873 psi 12.91 MPa 281 psi 1.94 MPa Substrate  2k Acrylic SA10-05 Blk 10:2 AccraLock 1779 psi 12.27 MPa 127 psi 0.88 MPa Cohesive 2k Urethane 75422 Lord 1716 psi 11.83 MPa 190 psi 1.31 MPa Cohesive Adhesive 2k Urethane 75452 Lord 1535 psi 10.58 MPa 98 psi 0.68 MPa Adhesive 2k Methacrylate Polyfuse Icon Containment 1610 psi 11.10 MPa 98 psi 0.68 MPa Adhesive INTERMEDIATE ADHESION 2k Acrylic FA10-05 Blk C010817 AccraLock 724 psi 4.99 MPa 58 psi 0.40 MPa Cohesive 2k Acrylic FA10-05 Blk1 AccraLock 722 psi 4.98 MPa 44 psi 0.30 MPa Cohesive 2k Epoxy Loctite Epoxy Instant Mix Loctite 508 psi 3.50 MPa 81 psi 0.56 MPa Adhesive 2k Epoxy Gorilla Glue Epoxy Gorilla Glue 341 psi 2.35 MPa 198 psi 1.37 MPa Adhesive NOT RECOMMENDED  2k Epoxy Loctite Epoxy Marine Loctite 0 0 No bond ADHESIVE SELECTION Brands identified are owned by the manufacturers of the adhesive products. 1 surface sanded with 220 grit scuff prep 2 surface primed with 459T FASTENER TYPE BENEFITS CONSIDERATIONS Through-Bolting Best mechanical locking system Need back side access to panel Screw-In Anchor Highest pullout strength Requires pilot hole Cup Washer Spreads compressive load Requires relief hole; For substructure and hard point attachment Wide Grip (Bulb-Style) Rivet Ease of use—no installation torque limitations For lower load attachments Sheet Metal or Wood Screw Readily available, low cost Penetrate both skins for improved pullout Shoulder Washer Limits compressive load Requires relief hole; For substructure and hard point attachment For more information on installation, adhesives, and fasteners for specific applications, please contact Avient.

a) Gesellschaft mit beschränkter Haftung Gesellschaftsvertrag vom 26.03.2012 a) 14.05.2012 Merz b) Fall 1 2 b) Nicht mehr Geschäftsführer: de Wall, Udo, Mainz, *12.11.1963 Bestellt als Geschäftsführer: Dr. a) 10.07.2015 Zentgraf b) Fall 2 3 b) a) Abruf vom 30.04.2021 17:24 Handelsregister B des Amtsgerichts Frankfurt am Main Ausdruck Nummer der Firma: Seite 2 von 7 HRB 93737 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 Nicht mehr Geschäftsführer: Dr. a) Die Gesellschafterversammlung vom 28.06.2019 hat die Neufassung des Gesellschaftsvertrages, insbesondere die Änderung in den §§ 1.1 (Firma) und 2 (Gegenstand des Unternehmens) beschlossen.

2-3% 2-3% 2-3%

Boundaries of the reporting company GHG emissions covered by the verification:  Operational Control  Global Exclusions:  Fugitive refrigerants Types of GHGs: CO2, N2O, CH4 GHG Emissions Statement:  Scope 1: 18,242 metric tons of CO2 equivalent  Scope 2 (Location-Based): 134,244 metric tons of CO2 equivalent  Scope 2 (Market-Based): 85,892 metric tons of CO2 equivalent  Scope 3: o Category 3 – Fuel and energy-related activities (electricity transportation and distribution losses only): 8,777 metric tons of CO2 equivalent Data and information supporting the Scope 1 and Scope 2 GHG emissions assertion were in most cases historical in nature and in some cases were estimated. Energy: o Diesel Fuel Consumption: 7,268,012 kWh o Natural Gas Fuel Consumption: 90,498,342 kWh o Renewable Energy - Self Generated (solar): 252,779 kWh o Renewable Energy - Self Generated (Wind): 2,399,531 kWh o Electric Power: 339,815,274 kWh Page 2 WATER RESOURCES • ENVIRONMENTAL SERVICES • HEALTH & SAFETY • CLIMATE CHANGE Apex Companies, LLC • (800) 733-2739 • www.apexcos.com o Renewable Energy Credit (REC): 121,411,062 kWh o Renewable Power – Offsite: 27,119,749 kWh Period covered by GHG emissions verification:  January 1, 2021 to December 31, 2021 GHG Reporting Protocols against which verification was conducted:  World Resources Institute (WRI)/World Business Council for Sustainable Development (WBCSD) Greenhouse Gas Protocol, Corporate Accounting and Reporting Standard, Revised Edition (Scope 1 and 2) and the GHG Protocol Scope 2 Guidance, an amendment to the GHG Protocol Corporate Standard  WRI/WBCSD Corporate Value Chain (Scope 3) Accounting and Reporting Standard Verification Protocols used to conduct the verification:  ISO 14064-3 Second Edition 2019-04: Greenhouse gases - Part 3: Specification with guidance for the verification and validation of greenhouse gas statements  Apex’s standard procedures and guidelines for external Assurance of Sustainability Reports and International Standard on Assurance Engagements (ISAE) 3000 Revised, Assurance Engagements Other than Audits or Reviews of Historical Financial Information (effective for assurance reports dated on or after Dec. 15, 2015), issued by the International Auditing and Assurance Standards Board. Verification Opinion: Based on the verification process and procedures conducted to a limited assurance level of the GHG emissions statement shown above, Apex found no evidence that the GHG emissions statement:  is not materially correct and is not a fair representation of the GHG emissions data and information; and  has not been prepared in accordance with the WRI/WBCSD GHG Protocol Corporate Accounting and Reporting Standard (Scope 1 and 2), and WRI/WBCSD Greenhouse Gas Protocol Corporate Value Chain Accounting and Reporting Standard (Scope 3).

Boundaries of the reporting company GHG emissions covered by the verification:  Operational Control  Global Exclusions:  Fugitive refrigerants  Mobile Combustion Types of GHGs: CO2, N2O, CH4 GHG Emissions Statement:  Scope 1: 34,627 metric tons of CO2 equivalent  Scope 2 (Location-Based): 167,333 metric tons of CO2 equivalent  Scope 2 (Market-Based): 99,465 metric tons of CO2 equivalent  Scope 3: o Category 3 – Fuel and energy-related activities: 62,049 metric tons of CO2 equivalent Data and information supporting the Scope 1 and Scope 2 GHG emissions assertion were in most cases historical in nature and in some cases were estimated. Energy: o Diesel Fuel Consumption: 4,754,671 kWh o Natural Gas Fuel Consumption: 184,415,668 kWh o Renewable Energy Consumed - Self Generated (solar): 260,378 kWh o Renewable Energy Consumed - Self Generated (Wind): 2,554,186 kWh o Grid Electricity Consumed: 436,400,546 kWh Page 2 WATER RESOURCES • ENVIRONMENTAL SERVICES • INDUSTRIAL HYGIENE  •  SAFETY  •  SUSTAINABILITY  Apex Companies, LLC • (800) 733‐2739 • www.apexcos.com  o Renewable Energy Credits (REC) Purchased: 100,691,000 kWh o Renewable Electricity Consumed – Offsite: 128,982,866 kWh Period covered by GHG emissions verification:  January 1, 2022 to December 31, 2022 GHG Reporting Protocols against which verification was conducted:  World Resources Institute (WRI)/World Business Council for Sustainable Development (WBCSD) Greenhouse Gas Protocol, Corporate Accounting and Reporting Standard, Revised Edition (Scope 1 and 2) and the GHG Protocol Scope 2 Guidance, an amendment to the GHG Protocol Corporate Standard  WRI/WBCSD Corporate Value Chain (Scope 3) Accounting and Reporting Standard Verification Protocols used to conduct the verification:  ISO 14064-3 Second Edition 2019-04: Greenhouse gases - Part 3: Specification with guidance for the verification and validation of greenhouse gas statements  Apex’s standard procedures and guidelines for external Assurance of Sustainability Reports and International Standard on Assurance Engagements (ISAE) 3000 Revised, Assurance Engagements Other than Audits or Reviews of Historical Financial Information (effective for assurance reports dated on or after Dec. 15, 2015), issued by the International Auditing and Assurance Standards Board. Verification Opinion: Based on the verification process and procedures conducted to a limited assurance level of the GHG emissions statement shown above, Apex found no evidence that the GHG emissions statement:  is not materially correct and is not a fair representation of the GHG emissions data and information; and  has not been prepared in accordance with the WRI/WBCSD GHG Protocol Corporate Accounting and Reporting Standard (Scope 1 and 2), and WRI/WBCSD Greenhouse Gas Protocol Corporate Value Chain Accounting and Reporting Standard (Scope 3).

Name of the company 2/2. Abbreviated name of the company 3/2. Tax number: 26500971-2-08.

July 2, 2018 July 2, 2018

CLEVELAND, July 2, 2018 /PRNewswire/ -- PolyOne Corporation (NYSE: POL) a premier provider of specialized polymer materials, services and solut July 2, 2018

– February 2, 2023 – Avient will exhibit at Medical Design and Manufacturing (MD&M) West next week as part of the IME West sho February 2, 2023

No. 0514.02) Revised 10/08/2019 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2005 POLYMER DIAGNOSTICS INC. 33587 Walker Road Avon Lake, OH 44012 Ana De La Ree Phone: 440-930-3271 CHEMICAL Valid To: December 31, 2019 Certificate Number: 0514.02 In recognition of the successful completion of the A2LA evaluation process, accreditation is granted to this laboratory to perform the following rubber and plastics tests: Test Description: Test Method or Standard: Analysis of Volatile Contaminants from Polymers (Chromatography) VDA 277 FTIR (Fourier Transform Infrared) Spectroscopy ASTM E1252 (Except 7.6, 11.2, and 11.4) Flammability Horizontal Burn of Self-Supporting Plastics ASTM D635; UL 94; IEC 60695-11-10 Horizontal Burn of Materials Used in Occupant Compartments of Motor Vehicles ASTM D5132; FMVSS 302 (49 CFR 571.302) Vertical Burn, 20 mm ASTM D3801; UL 94; IEC 60695-11-10 Vertical Burn, 125 mm ASTM D5048; UL 94; IEC 60695-11-20 Oxygen Index ASTM D2863 FT1 Flame Test UL1581, Clause 1060; UL2556/CSA C22.2 No 2556, Clause 9.3 Cable Flame Test UL1581, Clause 1061 VW1 Flame Test UL1581, Clause 1080; UL2556/CSA C22.2 No 2556, Clause 9.4 FT2/FH Flame Test UL1581, Clause 1100; UL2556/CSA C22.2 No 2556, Clause 9.1 FV-1 Flame Test UL1581, Clause 1060; UL2556/CSA C22.2 No 2556, Clause 9.5 Thin Material Burning Test UL-94 Glow Wire Test IEC 60695 2-10, 2-11, 2-12, 2-13 RVCM in PVC ASTM D4443 (A2LA Cert. No. 0514.02) Revised 10/08/2019 Page 2 of 2 Test Description: Test Method or Standard: Thermal Analysis DSC (Differential Scanning Calorimetry) ASTM D3418, E794, E1356 TGA (Thermogravimetric Analysis) ASTM E1131 Karl Fischer Moisture Content ASTM D6869 Phthalate Determination by CPSIA CPSC-CH-C1001-09.3 1 The Consumer Product Safety Improvement Act (CPSIA) requires that every children's product subject to a federal consumer product safety requirement be tested by a Consumer Product Safety Commission (CPSC) accepted laboratory for compliance with the applicable federal children's product safety requirements.