EXHIBIT 23

Ankura Consulting Group, LLC's Consent

Union Carbide Corporation:

Ankura Consulting Group, LLC ("Ankura") hereby consents to the use of Ankura's name and the reference to Ankura's reports appearing in this Quarterly Report on Form 10-Q of Union Carbide Corporation for the quarter ended September 30, 2019.

/s/ AMY BROCKMAN

Amy Brockman

Senior Managing Director

Ankura Consulting Group, LLC

October 25, 2019

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