EXHIBIT 21 SUBSIDIARIES OF EQUISTAR CHEMICALS, LP/(1)/ Name of Subsidiary Jurisdiction of Formation - ------------------------------------- ------------------------- Equistar Chemicals de Mexico, Inc..... Delaware Equistar Mont Belvieu Corporation..... Delaware Equistar Transportation Company....... Delaware Quantum Pipeline Company.............. Illinois Equistar FSC, Inc..................... Barbados Equistar Funding, LLC................. Delaware Equistar Funding Corporation/(1)/..... Delaware PD Glycol/(2)/........................ Texas - --------------------- /(1)/ Equistar Funding Corporation is a wholly owned subsidiary of Equistar Chemicals, LP and has no subsidiaries. /(2)/ PD Glycol is a Texas limited partnership owned 50% by Equistar Chemicals, LP.