March 19 (Reuters) - Westlake Chemical Corp:
* WESTLAKE CHEMICAL ANNOUNCES OPTIONAL REDEMPTION OF $450 MILLION OF SENIOR NOTES
* WESTLAKE CHEMICAL - WILL USE CASH ON HAND AND BORROWINGS UNDER ITS REVOLVING CREDIT FACILITY TO FUND REDEMPTION PRICE FOR 2023 NOTES Source text for Eikon: Further company coverage: (Reuters.Brief@thomsonreuters.com)
