Page 1 / 1 has been assessed and certified as meeting the requirements of ISO 9001:2015 For the following activities The Design and Manufacturing of Plastic Color Concentrated, Plastic Additive Concentrated and Pigment Powder for Thermoplastic & Rubber Industries.

MSC Certificate Place and date: For the issuing office: Høvik, 23 January 2025 DNV Product Assurance AS Veritasveien 1, 1363 Høvik, Norway Cecilie Gudesen Torp Management Representative Lack of fulfilment of conditions as set out in the Certification Agreement may render this Certificate invalid. ICP-4-5-i5-ISO13485-f1 rev2 ACCREDITED UNIT: DNV Product Assurance AS, Veritasveien 1, 1363 Høvik, Norway - TEL: +47 67 57 99 00. www.dnv.com MANAGEMENT SYSTEM CERTIFICATE Certificate no.: 240625-2017-AQ-RGC-NA-PS Initial certification date: 14 September 2017 Valid: 08 February 2025 – 07 February 2028 This is to certify that the management system of PolyOne-Shanghai, China 88 Guoshoujing Road, Z.J.Hi-Tech Park, Pudong Shanghai, China (Unicode: 91310000607342402D) has been found to conform to the Quality Management System standard: ISO 13485:2016 This certificate is valid for the following scope: Design, Manufacture, Sales and Distribution of Medical Colour and Additive Concentrates Used for the Plastic Parts of Medical Devices http://www.dnv.com

Certificate of Approval Certificate n°: FR079697-1 Contract n°: 15701960 Revision date: 22 February 2023 Laurent CROGUENNEC - President Local office: Bureau Veritas Certification France Le Triangle de l'Arche - 9 Cours du Triangle - 92937 Paris La Défense Further clarifications regarding the scope of this certificate the applicability of the management system requirements may be obtained by consulting the organization. To check this certificate validity, please call + 33(0) 1 41 97 00 60.

Normative base ISO 22000:2018 Food Safety Management Systems - Requirements for any organization in the food chain Reg. no. 46389 Page 1 of 1 Validity 25. 02. 2024 – 24. 02. 2027 Issue 20. 12. 2023 A.Grisard, President SQS F.

OFC TECHNOLOGY LEADER M I C R O B U N D L E S I N B L O W I N G A P P L I C A T I O N F O R R A I L W A Y S • Strippable with fingers for easy installation/access to fibers • High speed processing at a low wall thickness • Low shrinkage • Resistance to chemicals and filling compounds • Meet XP C93-850-1-1 standard • Re-designed cable to provide advantageous functional and economical value • Improved flexibility compared to PBT and PP tubes, allowing longer blowing distances on paths with angles of 90° • Increased processing speed and improved ease of installation • Provided better cable lifetime value compared to alternative solutions ECCOH™ 6151 UV SEPAP Formulation KEY REQUIREMENTS WHY AVIENT?

MARINE PLYWOOD Hammerhead™ panels are three times lighter than marine plywood MOISTURE ABSORPTION % weight change due to water absorption for selected composites and marine plywood 10000 60000 110000 160000 210000 260000 310000 360000 0.5 0.75 1 1.25 1.5 F le x u ra l R ig id it y - lb / in 2 Panel Thickness - in Hammerhead™ 5.3lb/in^3 Core Density Hammerhead™ 8.4lb/in^3 Core Density Plywood — Hammerhead™ 5.3 lb/ft3 Core Density — Hammerhead™ 8.4 lb/ft3 Core Density — Marine Plywood 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 0 10 20 30 40 50 60 70 80 90 100 % W e ig h t C h a n g e Immersion Time - Days .50" Hammerhead™ .75" Hammerhead™ 1" Hammerhead™ 1.50" Hammerhead™ .50" marine plywood .75" marine plywood 1" marine plywood Fl ex ur al R ig id ity - lb -in 2 INSTALLATION INSTRUCTIONS CUTTING & DRILLING Recommended blade: Industrial fine cut-off saw blade, 10" x 80 teeth 38° ATB grind with 5/8" bore, PTFE coating Recommended router bits: 3/8" diameter, 4 flute TiAlN (titanium aluminum nitride) coated carbide bit FORMING Apply localized 400˚F heat at a length proportional to the panel thickness (see equation below) and bend to shape. Heat Length = π 2 * Thickness Radius = S B S T = 400°F B S GL AS S/ EP OX Y TA B M AT ER IA L TAB TESTING OF VARIOUS INSTALLATION METHODS Hammerhead™ PETG Laminate Hammerhead™ PETG Laminate BOTTOM PANEL LEG LENGTH BREAK STRENGTH (LBS) PETG Skins with Plywood Core 1 in 1.5 in 2 in 2400 2820 2748 Hammerhead™ with 5.3 lb/ft3 Core Density 2 in 665 Hammerhead™ with 8.4 lb/ft3 Core Density 2 in 1084 Marine Plywood 2 in 770 Glass/Epoxy with Plywood Core 2 in 1055 Glass/Polyester with Balsa Core 2 in 919 L-Bracket Installation Hammerhead™ PETG Laminate Hammerhead™ PETG Laminate BOTTOM PANEL LEG LENGTH BREAK STRENGTH (LBS) PETG Skins with Plywood Core 2 in 2375 Marine Plywood 2 in 770 Glass/Polyester with Balsa Core 2 in 797 U-Channel Installation N O T AB BOTTOM PANEL LEG LENGTH BREAK STRENGTH (LBS) Hammerhead™ with 5.3 lb/ft3 Core Density 2 in 420 Hammerhead™ with 8.4 lb/ft3 Core Density 2 in 332 Marine Plywood 2 in 984 Glass/Polyester with Balsa Core 2 in 1298 Hammerhead™ with 5.3 lb/ft3 Core Density - ITW Plexus MA420 Adhesive NA 501 Hammerhead™ with 8.4 lb/ft3 Core Density - ITW Plexus MA420 Adhesive NA 1156 Hammerhead™ with 8.4 lb/ft3 Core Density - Crestomer 1152PA Adhesive NA 1530 Hammerhead™ with 8.4 lb/in3 Core Density - Crestomer M1-30 Adhesive NA 1471 Mixed Conditions ITW Plexus MA420 adhesive was used in all tab testing installations except where noted. BOTTOM PANEL LEG LENGTH BREAK STRENGTH (LBS) Hammerhead™ with 5.3 lb/ft3 Core Density 2 in 420 Hammerhead™ with 8.4 lb/ft3 Core Density 2 in 332 Marine Plywood 2 in 984 Glass/Polyester with Balsa Core 2 in 1298 Hammerhead™ with 5.3 lb/ft3 Core Density - ITW Plexus MA420 Adhesive NA 501 Hammerhead™ with 8.4 lb/ft3 Core Density - ITW Plexus MA420 Adhesive NA 1156 Hammerhead™ with 8.4 lb/ft3 Core Density - Crestomer 1152PA Adhesive NA 1530 Hammerhead™ with 8.4 lb/in3 Core Density - Crestomer M1-30 Adhesive NA 1471 ADHESIVE DESCRIPTION ADHESIVE GRADE MANUFACTURER AVERAGE BOND STRENGTH (PSI) STANDARD DEVIATION FAILURE MODE BEST ADHESION 2k Urethane 75421 Lord 2281 184 Substrate Cohesive 2k Acrylic SA1-705 GRY1 AccraLock 2211 78 Substrate 2k Acrylic Plexus MA420 ITW 2171 262 Substrate 2k Acrylic SA10-05 Blk1 AccraLock 2102 138 Substrate 2k Urethane 75451 Lord 2047 68 Cohesive 2k Acrylic SA1-705 GRY 1:2 AccraLock 1966 68 Substrate 2k Acrylic Scotchweld 8010 3M 1907 61 Adhesive Cyanoacrylate Gorilla Glue Gorilla Glue 1885 432 Cohesive 2k Acrylic Crestabond PP-04 Scott Bader 1873 281 Substrate 2k Acrylic SA10-05 Blk 10:2 AccraLock 1779 127 Cohesive 2k Urethane 75422 Lord 1716 190 Cohesive Adhesive 2k Urethane 75452 Lord 1535 98 Adhesive 2k Methacrylate Polyfuse Icon Containment 1610 98 Adhesive INTERMEDIATE ADHESION 2k Acrylic FA10-05 Blk C010817 AccraLock 724 58 Cohesive 2k Acrylic FA10-05 Blk1 AccraLock 722 44 Cohesive 2k Epoxy Loctite Epoxy Instant Mix Loctite 508 81 Adhesive 2k Epoxy Gorilla Glue Epoxy Gorilla Glue 341 198 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.

AT 20-17 1 Avis Technique – Tri Détectabilité et tri de la solution colorante AVIENT CORPORATION / CESA® IR PE 94000828 les centres de tri D E S C R IP TI O N D E L A D E M A N D E GENERALITES Demandeur Avient Corporation Date de la demande 2020 Référence de la solution colorante CESA® IR PE 94000828 Limite max de concentration de la solution colorante 4% DESCRIPTION DE LA SOLUTION COLORANTE Couleur Noire Solution colorante adaptée pour : Emballages rigides en PE OBJET DE LA DEMANDE Etude de la détectabilité dans les centres de tri français de la solution colorante CESA® IR PE 94000828 proposée par Avient Corporation et utilisée pour colorer des emballages rigides en PE. D’une part, l’entreprise Avient Corporation s’est engagée à : - utiliser le protocole de tri fournis par le COTREP (« Procédure de tests de tri optique COTREP pour évaluer la détectabilité d’emballages sombres lors des étapes de tri optique » - version Janvier 20191) ; - réaliser les tests chez les deux Fabricants T.O. représentatifs des capacités de tri existantes en France ; - remettre au COTREP les rapports des essais pour analyse et avis ; - proposer une solution colorante : o qui réponde aux exigences essentielles de la directive emballage 94/62/CE o qui ne fait pas basculer la densité de l’emballage : les emballages majoritairement en PP ou PE doivent conserver une densité < 1 et les emballages majoritairement en PET ou en PS une densité > 1. À Paris, le 17 juillet 2020 1 Disponible sur le site du COTREP : https://www.cotrep.fr/content/uploads/sites/3/2019/02/tri-p1-emballages-sombres-v01-2019.pdf https://www.cotrep.fr/content/uploads/sites/3/2019/02/tri-p1-emballages-sombres-v01-2019.pdf

AT 20-18 1 Avis Technique – Tri Détectabilité et tri de la solution colorante AVIENT CORPORATION / CESA® IR PE 94000816 dans les centres de tri D E S C R IP TI O N D E L A D E M A N D E GENERALITES Demandeur Avient Corporation Date de la demande 2020 Référence de la solution colorante CESA® IR PE 94000816 Limite max de concentration de la solution colorante 4% DESCRIPTION DE LA SOLUTION COLORANTE Couleur Noire Solution colorante adaptée pour : Emballages rigides en PE OBJET DE LA DEMANDE Etude de la détectabilité dans les centres de tri français de la solution colorante noire CESA® IR PE 94000816 proposée par Avient Corporation et utilisée pour colorer des emballages rigides en PE. D’une part, l’entreprise Avient Corporation s’est engagée à : - utiliser le protocole de tri fournis par le COTREP (« Procédure de tests de tri optique COTREP pour évaluer la détectabilité d’emballages sombres lors des étapes de tri optique » - version Janvier 20191) ; - réaliser les tests chez les deux Fabricants T.O. représentatifs des capacités de tri existantes en France ; - remettre au COTREP les rapports des essais pour analyse et avis ; - proposer une solution colorante : o qui réponde aux exigences essentielles de la directive emballage 94/62/CE o qui ne fait pas basculer la densité de l’emballage : les emballages majoritairement en PP ou PE doivent conserver une densité < 1 et les emballages majoritairement en PET ou en PS une densité > 1. À Paris, le 17 juillet 2020 1 Disponible sur le site du COTREP : https://www.cotrep.fr/content/uploads/sites/3/2019/02/tri-p1-emballages-sombres-v01-2019.pdf https://www.cotrep.fr/content/uploads/sites/3/2019/02/tri-p1-emballages-sombres-v01-2019.pdf

AT 20-19 1 Avis Technique – Tri Détectabilité et tri de la solution colorante AVIENT CORPORATION / CESA® IR PP 94000725 dans les centres de tri D E S C R IP TI O N D E L A D E M A N D E GENERALITES Demandeur Avient Corporation Date de la demande 2020 Référence de la solution colorante CESA® IR PP 94000725 Limite max de concentration de la solution colorante 4% DESCRIPTION DE LA SOLUTION COLORANTE Couleur Noire Solution colorante adaptée pour : Emballages rigides en PP OBJET DE LA DEMANDE Etude de la détectabilité dans les centres de tri français de la solution colorante noire CESA® IR PP 94000725 proposée par Avient Corporation et utilisée pour colorer des emballages rigides en PP. D’une part, l’entreprise Avient Corporation s’est engagée à : - utiliser le protocole de tri fournis par le COTREP (« Procédure de tests de tri optique COTREP pour évaluer la détectabilité d’emballages sombres lors des étapes de tri optique » - version Janvier 20191) ; - réaliser les tests chez les deux Fabricants T.O. représentatifs des capacités de tri existantes en France ; - remettre au COTREP les rapports des essais pour analyse et avis ; - proposer une solution colorante : o qui réponde aux exigences essentielles de la directive emballage 94/62/CE o qui ne fait pas basculer la densité de l’emballage : les emballages majoritairement en PP ou PE doivent conserver une densité < 1 et les emballages majoritairement en PET ou en PS une densité > 1. À Paris, le 17 juillet 2020 1 Disponible sur le site du COTREP : https://www.cotrep.fr/content/uploads/sites/3/2019/02/tri-p1-emballages-sombres-v01-2019.pdf https://www.cotrep.fr/content/uploads/sites/3/2019/02/tri-p1-emballages-sombres-v01-2019.pdf

APPLICATION BULLETIN IMPROVED CHEMICAL RESISTANCE Engineered polyketone delivers excellent performance against aggressive chemicals, like H2SO4 for batteries (Figure 1), and performs similarly to nylon against typical chemicals tested in powersports, such as gasoline* (Figure 2). Gasoline - 30% glass-filled (GF) grade, dry as molded (DAM), room temperature Testing methodology is an adaptation from ASTM D543 • Reapply freshly soaked gauze pad every 24 hours to prevent from drying out • Repeat for a total of 72 hours • Tensile properties recorded *Chemical resistance data for DEET, motor oil, glass cleaner, and sunscreen available upon request KEY CHARACTERISTICS Figure 1 Figure 2 3.34 3.84 3.63 1.96 2.21 0.99 3.43 3.86 3.93 1.76 3.49 2.01 3.26 3.66 3.74 1.45 1.06 0.989 2.98 3.99 3.41 1.41 1.07 0.88 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 30% LGF PKE 30% LGF PA6 30% LGF PA66 30% SGF PKE 30% SGF PA6 30% SGF PA66 Ft -lb /in Notched Izod Impact ASTM D256 23C DAM 23C Conditioned -40C DAM -40C Conditioned 1.47 1.37 1.37 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 Glass-Filled PKE Glass-Filled PA6 Glass-Filled PA66 g/ cm 3 Density of Polyketone vs Nylon ASTM D792 LESS MOISTURE ABSORPTION THAN NYLON 30% Short Glass Fiber (SGF) Comparison Moisture uptake, environmental chamber 62% RH, 70°C SIMILAR DENSITY TO NYLON ASTM D792 COMPARABLE AND CONSISTENT IMPACT PERFORMANCE* Notched Izod Impact (ASTM D256) of LGF and SGF for DAM and Conditioned Materials *3,000 hr weathering data available upon request KEY CHARACTERISTICS 1.844.4AVIENT www.avient.com Copyright © 2024, Avient Corporation.