PHYSICAL/CHEMICAL PROPERTIES 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 HEALTH EFFECTS HUMAN HEALTH SAFETY ASSESSMENT Consumer Based on available data, TiO2 is not a hazardous substance. Worker Workers should follow the recommended safety measures contained within the Safety Data Sheet (SDS) and on any product packaging. EXPOSURE HUMAN HEALTH SAFETY ASSESSMENT Human Health The substance is used in industrial settings only.

Substance Safety Summary SUBSTANCE: Silicon Dioxide GENERAL STATEMENT This summary is intended to provide a general overview of the chemical substance listed above. Additional information is available through the relevant Safety Data Sheet (SDS). The usual precautions, occupational exposure limits for inert dusts, industrial hygiene and occupational safety measure for handling chemicals should be observed.

Khandpur added, “In addition, our 2024 safety performance represented the safest year in company history and evidenced that we’ll continue to build upon the many proven foundational strengths of Avient as we execute our new strategy.” 2025 Outlook “As we shared at our Investor Day in December, we laid out a path to grow organic sales 100 – 200 basis points above GDP with margin expansion by intersecting high growth markets and secular trends with our technologies to create platforms that scale,” said Jamie Beggs, Senior Vice President and Chief Financial Officer, Avient Corporation. As we begin 2025, we are poised to execute our strategy to deliver value for our shareholders by prioritizing our portfolio, amplifying innovation, leveraging digital technologies and harnessing the collective strengths of our more than 9,000 global employees.” Eastern Time on February 13, 2025.

PVC EDGE BANDING MANUFACTURER E X T R U S I O N S H E E T & S T R A P • Meet the diverse coefficient of friction (CoF) requirements across various film structures and compositions for a wide range of • Improve the speed of slip blooming and ensure consistent slip performance post-film production • Preserve excellent optical and mechanical properties • Compliance with food regulations for end packaging in food sealant applications • Achieved the optimal flowability of liquid white and liquid orange, ensuring consistent color through suitable mixing with other colorants • Ensured lot-to-lot consistency with DE value of less than 0.5 • Supported customers in achieving stable and high-quality coloration during their PVC processing ColorMatrix Liquid Color Concentrates KEY REQUIREMENT WHY AVIENT AVIENT SOLUTION FUNCTIONALITY + COMPLIANCE Avient Corporation 1 • Meet the diverse coefficient of friction (CoF) requirements across various film structures and compositions for a wide range of • Improve the speed of slip blooming and ensure consistent slip performance post-film production • Preserve excellent optical and mechanical properties • Compliance with food regulations for end packaging in food sealant applications KEY REQUIREMENT • Standard colorant for internal color matching in PVC sheet • Manufactured with phthalate-free plasticizer • Good thermal stability and compatibility with PVC resin for a wide rang of color index choices • Compliance with heavy metal-free and RoHS regulations LIQUID COLOR CONCENTRATES AND DOSING | AVIENTLEARN MORE KEY REQUIREMENTS Copyright © 2025, Avient Corporation.

We are better together through: Keeping Safety First — PolyOne and Clariant are both ACC Responsible Care® companies, and nothing is more important than the health, safety and well-being of our people. We are Avient. 6 BETTER TOGETHER: POLYONE AND CLARIANT MASTERBATCH Key Financial Data (1) 2021E Sales $4.6 - $4.7 billion 2021E EBITDA $580 million 2021E Free Cash Flow $280 million 87% of EBITDA from specialty applications (1) As of July 30, 2021 webcast Synergies ($ millions) Three-Year Estimate Administrative $ 20 Sourcing 30 Operational 25 Total Synergies $ 75 7 CLARIANT COST SYNERGIES • On-track to realize $45 million of expected synergies in 2021 – up from previous estimate of $35 million • Relentless focus on guiding principles for acquisition integration: safety first, employee collaboration and exceeding customer expectations • Future revenue synergies in excess of $50 million by 2025 are not part of these estimates and represent additional growth over the long term 8 • Barrier technology • Functional additives • Processing aids • Flame retardants • Light-weighting additives Complementary Technologies • Clariant’s approved formulations and certified facilities • Legacy PolyOne’s leading share in distribution channels Healthcare Solutions • Clariant’s position in SE Asia, Latin America, Germany & Italy • Legacy PolyOne’s position in U.S., Canada and China Regional Strengths • Solutions with Avient’s engineered materials customers • Avient’s distribution channels Segment Cross-selling COMPLEMENTARY TECHNOLOGIES AND CUSTOMERS DRIVE REVENUE SYNERGIES Revenue synergy opportunities in excess of $50MM by 2025 The complementary aspects of our combined businesses are unquestionable. We estimate in excess of $50 million dollars of new application sales by 2025, exclusively generated from the joining of our portfolios and technology teams.

Buyer acknowledges that information in Seller’s marketing materials, technical data sheets and other descriptive publications distributed or published on its websites may vary from time to time without notice. Buyer acknowledges that Seller has furnished to Buyer safety data sheets, which include warnings together with safety and health information concerning the Product and/or the containers for such Product. Confidentiality and Data Protection.

We are better together through: Keeping Safety First — PolyOne and Clariant are both ACC Responsible Care® companies, and nothing is more important than the health, safety and well-being of our people. We are Avient. 6 BETTER TOGETHER: POLYONE AND CLARIANT MASTERBATCH Key Financial Data (1) 2021E Sales $4.3 billion 2021E EBITDA $560 million 2021E Free Cash Flow $275 million 88% of EBITDA from specialty applications (1) As of April 30, 2021 webcast Synergies ($ millions) Three-Year Estimate Administrative $ 20 Sourcing 30 Operational 25 Total Synergies $ 75 7 CLARIANT COST SYNERGIES • On-track to realize $45 million of expected synergies in 2021 – up from previous estimate of $35 million • Relentless focus on guiding principles for acquisition integration: safety first, employee collaboration and exceeding customer expectations • Future revenue synergies in excess of $50 million by 2025 are not part of these estimates and represent additional growth over the long term 8 • Barrier technology • Functional additives • Processing aids • Flame retardants • Light-weighting additives Complementary Technologies • Clariant’s approved formulations and certified facilities • Legacy PolyOne’s leading share in distribution channels Healthcare Solutions • Clariant’s position in SE Asia, Latin America, Germany & Italy • Legacy PolyOne’s position in U.S., Canada and China Regional Strengths • Solutions with Avient’s engineered materials customers • Avient’s distribution channels Segment Cross-selling COMPLEMENTARY TECHNOLOGIES AND CUSTOMERS DRIVE REVENUE SYNERGIES Revenue synergy opportunities in excess of $50MM by 2025 The complementary aspects of our combined businesses are unquestionable. We estimate in excess of $50 million dollars of new application sales by 2025, exclusively generated from the joining of our portfolios and technology teams.

Safety and Health The top priority at Avient is the safety and health of our associates, and our ultimate goal is to operate injury free. President and Chief Operating Officer, Ennis Traffic Safety Solutions (a traffic safety and infrastructure company) from June 2008 to July 2012. Environmental, Health and Safety 4.

Buyer acknowledges that information in Seller’s marketing materials, technical data sheets and other descriptive publications distributed or published on its websites may vary from time to time without notice. Buyer acknowledges that Seller has furnished to Buyer Safety Data Sheets, which include warnings together with safety and health information concerning the Product and/or the containers for such Product. Data Protection.

We are better together through: Keeping Safety First — PolyOne and Clariant are both ACC Responsible Care® companies, and nothing is more important than the health, safety and well-being of our people. We estimate in excess of $50 million dollars of new application sales by 2025, exclusively generated from the joining of our portfolios and technology teams. Avient Total Enterprise Value Pro forma for acquisition of Clariant Masterbatch business and tax payments associated with the PP&S divestiture per Company filings, resulting in a cash adjustment from the June 30, 2020 balance sheet of ~$1,520MM 2.