Westlake Chemical Declares Continued Quarterly Dividend of 5.25 Cents Per Share

HOUSTON, Feb. 16 /PRNewswire-FirstCall/ -- The board of directors of Westlake Chemical Corporation (NYSE: WLK) declared on Friday a dividend of 5.25 cents per share, payable on March 23, 2009, to stockholders of record on March 9, 2009. This represents a continuation of the level of dividend that the company has paid starting August 2008.

This is the 17th successive quarterly dividend that Westlake has declared since completing its initial public offering in August 2004.

Westlake Chemical Corporation is a manufacturer and supplier of petrochemicals, polymers and fabricated products with headquarters in Houston, Texas. The company's range of products includes: ethylene, polyethylene, styrene, propylene, caustic, VCM, PVC and PVC pipe, windows and fence. For more information, visit the company's Web site at www.westlake.com.

SOURCE  Westlake Chemical Corporation

    -0-                           02/16/2009
    /CONTACT:  media, David R. Hansen, or investors, Steve Bender, both of
Westlake Chemical Corporation, +1-713-960-9111/
    /Web Site:  http://www.westlake.com /
    (WLK)

CO:  Westlake Chemical Corporation

ST:  Texas
IN:  CHM
SU:  DIV

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