PolyOne Celebrates Grand Opening of New Facility In India PolyOne Celebrates Opening of New Asia Innovation Center Avient Announces Debt Financing to Fund Acquisition of DSM Protective Materials

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This feature also provides for deemed reinvestment of dividend equivalents on amounts attributed to the Company stock fund. None of the agreements contain a single trigger or a modified single trigger for benefits. Ninety days prior to the first anniversary of this date will be December 27, 2025, and 120 days prior to the first anniversary of this date will be November 27, 2025.

Investor Day CLARIANT MASTERBATCH ACQUISITION DRIVES NEXT LEVEL SPECIALTY TRANSFORMATION December 2019 ACCELERATING GROWTH WITH SUSTAINABLE SOLUTIONS FORWARD-LOOKING STATEMENTS PolyOne Corporation 2 In this presentation, statements that are not reported financial results or other historical information are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. Sources Cash from Balance Sheet $465 New Senior Unsecured Notes 650 New Equity 450 Total Sources $1,565 Uses Clariant Masterbatch $1,500 Clariant India Masterbatch 60 Less: Lease Adjustment (113) Net Purchase Price $1,447 Net Cash Acquired 57 Fees, Expenses & OID 61 Total Uses $1,565 ($ Millions) Cash and Cash Equivalents $370 $450M Senior Secured ABL Revolver - Senior Secured Term Loan B due 2026 624 Other Debt 25 Total Senior Secured Debt $649 5.25% Senior Unsecured Notes due 2023 $600 New Senior Unsecured Notes 650 Total Senior Debt $1,899 Net Debt $1,529 New Equity $450 Pro Forma Capitalization (1) PF 12/31/2019 $450 $600 $624 $743 2019 2020 2021 2022 2023 2024 2025 2026 A T T R A C T I V E F I N A N C I N G S T R U C T U R E Attractive Debt Maturity Profile Existing Revolver Existing Senior Notes Existing Term Loan B New Debt Financing Financing Summary Terms on New Debt  $465 million of cash from the balance sheet expected to fund a portion of the purchase price  Bridge financing for remainder fully committed from Citi, Morgan Stanley and Wells Fargo  Permanent financing expected to include a combination of long-term debt and new equity  The timing of the permanent financing is subject to a number of factors, including, but not limited to, market conditions  PolyOne is committed to preserving a strong balance sheet – Target net leverage at close below 3.5x, excluding synergies  Pro forma capital structure positions PolyOne with flexibility to pursue continued growth strategy  New financing expected to have same or better covenant package than existing capital structure  Capital structure would be “covenant lite” Capital Policy  Transaction in line with PolyOne’s disciplined capital allocation policy  Existing PolyOne dividend policy to be maintained  Focus on deleveraging in the near term 2028+ PolyOne Corporation 26 PolyOne Corporation 27 T H E N E W P O L Y O N E : A S P E C I A L T Y G R O W T H C O M P A N Y  Landmark portfolio transformation: > 85% of Adjusted EBITDA from specialty solutions  World-class innovation, technology and service are differentiators  Sustainability initiatives and alignment with megatrends drive above market growth in key end markets and applications:  Capital management is a strength - proven track record of expanding ROIC while increasing invested capital Transaction expected to add $0.85 to pro forma adjusted EPS PolyOne Corporation 28 PolyOne Corporation 29

Buyer shall make all payments hereunder in cash or cash equivalent at face value in the funds, within the time, and at the location indicated on Seller’s invoice. If Buyer has a dispute with respect to an invoice, Buyer must notify Seller within three (3) business days of its receipt. Buyer must notify Seller of such acquisition within 10 (ten) calendar days thereof.

Buyer shall make all payments hereunder in cash or cash equivalent at face value in the funds, within the time, and at the location indicated on Seller’s invoice. Buyer must notify Seller of such acquisition within 10 (ten) days thereof. Seller may terminate this contract at its sole option upon 14 calendar days’ written notice to Buyer. 23.

The net proceeds will also fund, in part, the payment of expenses related to the Acquisition.

Glass-filled PA6 & PA66 test bars dissolved within one day, while the glass-filled PK samples remained stable after 20 days.

The Company plans to host an Investor Day in We are excited about our upcoming investor day.