TPEs made from styrenic block copolymers (SBC) such as Kraton® D or G Polymers have special properties that can enhance the success of a finished part.

TiO2 is a naturally occurring mineral used as a bright white pigment for paint, in the food industry as a coloring, in sunscreens and cosmetics, and in other industrial uses. PHYSICAL/CHEMICAL PROPERTIES DOCUMENT NUMBER_ SSS-002 CATEGORY DETAIL EC Number 236-675-5 CAS Number 13463-67-7 Name Subclass 1 Titanium Dioxide (TiO2) Structural Formula O======Ti====== O PROPERTY DETAIL Physical State Solid Form Crystalline Color White Odor Odorless Melting Point 1560–1843°C Boiling Point 3,000°C Bulk Density 3.9 g/mL at 25°C Water Solubility Immiscible DOCUMENT NUMBER_ SSS-002 HEALTH EFFECTS HUMAN HEALTH SAFETY ASSESSMENT Consumer Based on available data, TiO2 is not a hazardous substance. COMPANY CONTACT INFORMATION corporateregulatory@avient.com ENVIRONMENTAL EFFECTS The substance is a natural mineral.

Toxicity for Reproduction PROPERTY DETAIL Physical State Solid Form Powder/ Beads Color Black Odor Odorless Melting Point 3550°C Boiling Point 500–600°C Partition Coefficient: N-octanol/Water Not Applicable Bulk Density 1.7-1.8 g/cm3 (20°C) Water Solubility Insoluble Self-ignition Temperature >284°F Flammability >45 s Explosiveness 50 g/m3 PHYSICAL/CHEMICAL PROPERTIES DOCUMENT NUMBER_ SSS-001 EXPOSURE HUMAN HEALTH SAFETY ASSESSMENT Human Health Carbon Black, when generally used as noted above is bound into a matrix. Elemental Carbon is widely distributed in nature and is an essential element in the components of all living organisms.

Examples include: • Dyneema®, the world’s strongest fiber™, enables unmatched levels of performance and protection for end-use applications, including ballistic personal protection, marine and sustainable infrastructure and outdoor sports • Unique technologies that improve the recyclability of products and enable recycled content to be incorporated, thus advancing a more circular economy • Light-weighting solutions that replace heavier traditional materials like metal, glass and wood, which can improve fuel efficiency in all modes of transportation and reduce carbon footprint • Sustainable infrastructure solutions that increase energy efficiency, renewable energy, natural resource conservation and fiber optic / 5G network accessibility Avient is certified ACC Responsible Care®, a founding member of the Alliance to End Plastic Waste and certified Great Place to Work®. Investor Relations Contact: Giuseppe (Joe) Di Salvo Vice President, Treasurer and Investor Relations Avient Corporation +1 440-930-1921 giuseppe.disalvo@avient.com Media Contact: Kyle G.

Chemical formula: CaCO3  Density: 2.71 g/cm3 Hardness (Mohs): 3   Chemical formula: SiO2 Density: 2.65 g/cm3 Hardness (Mohs): 7 Graphite fillers, which can be natural flake or synthetic, provide electrical and thermal conductivity.

Chemical formula: CaCO3  Density: 2.71 g/cm3 Hardness (Mohs): 3   Chemical formula: SiO2 Density: 2.65 g/cm3 Hardness (Mohs): 7 Graphite fillers, which can be natural flake or synthetic, provide electrical and thermal conductivity.

Chemical formula: CaCO3  Density: 2.71 g/cm3 Hardness (Mohs): 3   Chemical formula: SiO2 Density: 2.65 g/cm3 Hardness (Mohs): 7 Graphite fillers, which can be natural flake or synthetic, provide electrical and thermal conductivity.

Chemical formula: CaCO3  Density: 2.71 g/cm3 Hardness (Mohs): 3   Chemical formula: SiO2 Density: 2.65 g/cm3 Hardness (Mohs): 7 Graphite fillers, which can be natural flake or synthetic, provide electrical and thermal conductivity.

Chemical formula: CaCO3  Density: 2.71 g/cm3 Hardness (Mohs): 3   Chemical formula: SiO2 Density: 2.65 g/cm3 Hardness (Mohs): 7 Graphite fillers, which can be natural flake or synthetic, provide electrical and thermal conductivity.

Examples include: • Unique technologies that improve the recyclability of products and enable recycled content to be incorporated, thus advancing a more circular economy • Light-weighting solutions that replace heavier traditional materials like metal, glass and wood, which can improve fuel efficiency in all modes of transportation and reduce carbon footprint • Sustainable infrastructure solutions that increase energy efficiency, renewable energy, natural resource conservation and fiber optic / 5G network accessibility Avient employs approximately 8,400 associates and is certified ACC Responsible Care®, a founding member of the Alliance to End Plastic Waste and certified Great Place to Work®. Investor Relations Contact: Giuseppe (Joe) Di Salvo Vice President, Treasurer and Investor Relations Avient Corporation +1 440-930-1921 giuseppe.disalvo@avient.com Media Contact: Kyle G.