This literature shall NOT operate as permission, recommendation, or inducement to practice any patented invention without permission of the patent owner. 1.844.4AVIENT www.avient.com System Syncure XLPE S200FH Syncure XLPE S200FV Applications Building Wire, Tray Cable, Service Entrance Building Wire, Tray Cable, Service Entrance Specification UL 44 UL 44 Wire Type RHW-2, RHW, RHH, XHHW-2, XHH, XHHW, SIS RHW, RHH, RHW-2 Components 78% S1054A 22% SC5400-0002 RoHS MB ALT FR 50% S1054A 50% SC5400-0003 RoHS MB ALT FR Features Horizontal Flame, DBDPE-free VW-1, DBDPE-free General Properties Specific Gravity (g/cm3) 1.01 1.31 Hardness Shore D, 10sec 47 48 Gel % 68 70 Tensile Properties Tensile Strength (psi) 2800 3200 Elongation % 400 470 Tensile Retention % 95 100 Elongation Retention % 90 93 Electrical Dielectric Strength (V/mil) 1000 1200 Dielectric Constant 2.31 2.61 Dissipation Factor % 0.0012 0.0043 Thermal Temperature Rating °C 90 90 Heat Deformation % 10 5 TECHNICAL PROPERTIES

• Attractive appearance to final product • Long lasting color ENVIRONMENTAL ADVANTAGES • Environmental advantages • Less production costs • Lower carbon footprint • Lower chemical usage • Waste reduction MAGIQ FIBER COLORANTS - MASTERBATCH PORTFOLIO BLACK • Standard and special products with high pigment concentrations and excellent tinting strength • MBs at lower concentrations designed to meet specific customer needs • Black MB tailored for special requirements, with particular physical/rheological properties • Optimal melt flow properties allow a good mixture with the polymer matrix yielding the best possible spinnability Carriers: PET, PBT, PA 6, PA 66, others • Continuous filament spinning, including fine denier (POY, FDY, HOY, bi-component yarns) • Spunbond WHITE • TiO2 white with excellent opacifying or tinting strength • Optical white MBs that improve the surface whiteness and/or brightness of end products • Optimal melt flow properties allow a good mixture with the polymer matrix yielding the best possible spinnability • Full pigment dispersion ensures maximum CPF/ Spinning pack life TECHNICAL ANALYSES • DSC: Thermal analyses to characterize polymers, additives and colorants • TGA: Thermogravimetric analysis to evaluate thermal stability, plus inorganic pigment, and carbon black content in the Masterbatch • FT-IR: Infrared spectroscopy for the analysis of raw materials • Incineration oven to determine inorganic content • Melt Flow Tester to measure the Melt Flow Rate of MBs and Polymers • Filter test to measure the dispersion quality and aggregate content of materials contained in the polymer matrix • Intrinsic/Relative Viscosity of Masterbatches and polymers • Moisture content in the liquid colorants, MBs and polymers • UV-Visible spectrometry: instrumental evaluation of the color on yarn to perform quality control, color matchings and recipes adjustments • Yarn testing to evaluate mechanical properties, abrasion, dry heat, rubbing and other characteristics • Our pilot spinning lines have state-of-the-art take-up winders that spin up to 4,500 meters/minute.

For the year, SEM grew operating income 13%, as demand for our composites technologies continues to strengthen,” said Robert M. See Attachment 3 for a definition and summary of special items and Attachment 7 for a summary of pro forma adjustments associated with the Clariant MB Acquisition necessary to reflect Clariant MB adjusted results in all periods presented. Reconciliation of Pro Forma Adjusted Earnings per Share: Three Months Ended Year Ended 2019 2020 2019 Net income from continuing operations attributable to Avient shareholders $ 6.4 $ 132.0 $ 75.5 Special items, after tax (Attachment 3) 19.9 24.8 55.8 Adjusted net income from continuing operations excluding special items 26.3 156.8 131.3 Clariant MB pro forma adjustments to net income from continuing operations(2) 1.6 20.7 30.4 Pro forma adjusted net income from continuing operations attributable to Avient shareholders $ 27.9 $ 177.5 $ 161.7 Weighted average diluted shares 77.5 90.6 77.7 Pro forma impact to diluted shares from January 2020 equity offering 15.3 1.5 15.3 Pro forma weighted average diluted shares 92.8 92.1 93.0 Pro forma adjusted EPS - excluding special items pro forma for Clariant MB acquisition $ 0.30 $ 1.93 $ 1.74 (2) Pro forma adjustments for the periods prior to the acquisition date (July 1, 2020) and to give effects to the financing for the acquisition December 31, 2020 Sales $ 3,242.1 Clariant MB pro forma adjustment to sales(2) 540.4 Pro forma sales $ 3,782.5 (2) Pro forma adjustments for the periods prior to the acquisition date (July 1, 2020) and to give effects to the financing for the acquisition 13

Syncure™ XLPE Cross-linkable Polyethylene Formulations FOR LOW VOLTAGE CABLES PRODUCT SELECTION GUIDE Syncure™ XLPE MOISTURE CROSS-LINKABLE POLYETHYLENE INSULATION FOR LOW VOLTAGE CABLE SYSTEMS SYSTEM S100FH S100FH-XUV S100FH-UV S100FV S100FV-UV S112NA S120NA S200FH S200FV Applications Building Wire, Building Wire, Photo-Voltaic (PV) Wire Building Wire, Teck-90 Pipe and Tube Building Wire, Tray Cable, Service Entrance Building Wire, Tray Cable, Service Entrance Specification UL 44 UL 44 UL 44, UL 4703 UL 44 UL 44 CSA 22.2 Suitable for NSF 61 UL 44 UL 44 Wire Type XHHW-2, RHW-2, USE-2, XHHW-2, RHW-2, USE-2, SIS XHHW-2, RHW-2, USE-2, SIS, PV XHHW-2, RHW-2, XHHW-2, RHW-2, USE-2, SIS, PV RW-90, Teck-90 – RHW-2, RHW, RHH, XHHW-2, XHH, XHHW, SIS RHW, RHH, RHW-2 Components % 83% S1054A 17% V0022G RoHS 83% S1054A 17% V0022G-UV RoHS 70% S1054A 30% V0022G-UV RoHS 50% S1054A 50% V0044G RoHS 50% S1054A 50% V0044G-UV RoHS 95% S1054A 5% S1000B 95% S1016A 5% S1037B 78% S1054A 22% SC5400-0002 RoHS MB ALT FR 50% S1054A 50% SC5400-0003 RoHS MB ALT FR Features Horizontal Flame Horizontal Flame, UV Resistant, Colors Possible Horizontal Flame, FV-1 Flame, UV Resistant, Colors Possible VW-1 VW-1, UV Resistant, Colors Possible Non-FR Rigid Pipe Applications Horizontal Flame, DBDPE-free VW-1, DBDPE-free GENERAL PROPERTIES Specific Gravity 1.01 1.02 1.10 1.31 1.31 0.92 0.95 1.01 1.31 Hardness Shore D, 10 Seconds 47 47 47 48 48 47 59 47 48 Gel 68 68 70 70 70 72 72 68 70 TENSILE PROPERTIES Tensile Strength (psi) 2800 2500 2650 3200 2650 2800 4500 2800 3200 Elongation % 400 400 540 470 540 400 80 400 470 Tensile Retention % 100 100 97 110 110 95 75 95 100 Elongation Retention % 90 90 94 100 100 90 75 90 93 ELECTRICAL Dielectric Strength (V/mil) 1000 1400 1400 1200 1200 1000 – 1000 1200 Dielectric Constant 2.31 2.45 2.61 2.61 2.61 2.24 2.1 2.31 2.61 Dissipation Factor % 0.0012 0.0080 0.008 0.0043 0.0043 0.0008 0.002 0.0012 0.0043 THERMAL Temperature Rating °C 90 90 90 90 90 90 125 90 90 Heat Deformation % 10 5 5 5 5 10 10 10 5 The Syncure™ XLPE portfolio is a two-step, silane- grafted, moisture cross-linkable polyethylene system.

STAN-TONE MB-31134 GOLD RUSH STAN-TONE MB-31063 BURNT UMBER STAN-TONE MB-31022 PEARL

Syncure™ XLPE Formulaciones Para Polietileno Reticulable PARA CABLES DE BAJA TENSIÓN GUÍA DE SELECCIÓN DE PRODUCTO Syncure™ XLPE POLIETILENO RETICULABLE POR HUMEDAD PARA AISLAMIENTO PARA CABLES DE BAJA TENSIÓN SISTEMA S100FH S100FH-XUV S100FH-UV S100FV S100FV-UV S112NA S120NA S200FH S200FV Aplicaciones Cable para construcción, Cable para construcción, Cable fotovoltaico (PV) Cable para construcción, Cable para construcción, Cable para construcción, Teck-90 Tuberia Cable para edificaciones, tray cables, cables de servicio Cable para edificaciones, tray cables, cables de servicio Especificaciones UL 44 UL 44 UL 44, UL 4703 UL 44 UL 44 CSA 22.2 Usable para NSF 61 UL 44 UL 44 Tipo de alambre XHHW-2, RHW-2, USE-2, XHHW-2, RHW-2, USE-2, SIS XHHW-2, RHW-2, USE-2, SIS, PV XHHW-2, RHW-2, XHHW-2, RHW-2, USE-2, SIS, PV RW-90, Teck-90 – RHW-2, RHW, RHH, XHHW-2, XHH, XHHW, SIS RHW, RHH, RHW-2 % de componentes 83% S1054A 17% V0022G RoHS 83% S1054A 17% V0022G-UV RoHS 70% S1054A 30% V0022G-UV RoHS 50% S1054A 50% V0044G RoHS 50% S1054A 50% V0044G-UV RoHS 95% S1054A 5% S1000B 95% S1016A 5% S1037B 78% S1054A 22% SC5400-0002 RoHS MB ALT FR 50% S1054A 50% SC5400-0003 RoHS MB ALT FR Caracteristicas Flama horizontal Flama horizontal, resistencia UV, Flama horizontal, flama FV-1, resistencia UV, VW-1 VW-1, resistencia UV, Sin retardante a la flama Para aplicaciones de tuberia Flama horizontal, libre de DBDPE VW-1, libre de DBDPE PROPIEDADES GENERALES Gravedad Específica 1.01 1.02 1.10 1.31 1.31 0.92 0.95 1.01 1.31 Rigidez Shore D, 10 Segundos 47 47 47 48 48 47 59 47 48 % de Contenido de Gel 68 68 70 70 70 72 72 68 70 PROPIEDADES DE RESISTENCIA A LA TRACCIÓN Resistencia a la Tracción (psi) 2800 2500 2500 3200 2650 2800 4500 2800 3200 % de Elongación 400 400 400 470 540 400 80 400 470 % de Retención de Tracción 100 100 97 110 110 95 75 95 100 % de Retención de Elongación 90 90 94 100 100 90 75 90 93 PROPIEDADES ELÉCTRICAS Resistencia Dieléctrica (V/mil) 1000 1400 1400 1200 1200 1000 –– 1000 1200 Constante Dieléctrica 2.31 2.45 2.61 2.61 2.61 2.24 2.1 2.31 2.61 % de Factor de Disipación 0.0012 0.0080 0.008 0.0043 0.0043 0.0008 0.002 0.0012 0.0043 PROPIEDADES TÉRMICAS Condiciones Nominales de Temperatura en °C 90 90 90 90 90 90 125 90 90 % de Deformación Térmica 10 10 5 5 5 10 10 10 5 La cartera Syncure XLPE es un sistema de dos pasos de Polietileno reticulable por humedad, injertado con Silano.

One attachment can be up to 100 MB, but for performance reasons, consider limiting the attachment size to 16 MB or so.

825 Buff M-2847 Silver Metallic M-2853 ABS Buff M-2847

STAN-TONE MB-103298 PEARL RED 9505 STAN-TONE MB-103303 PEARL RED 504 STAN-TONE MB-27854 GREEN

A70 G10 White 104 (M-0237) STAN-TONE MB-107786 RED BS STAN-TONE MB-107789 RED YS