Westlake Chemical Corporation Announces 10% Increase in Quarterly Dividend

  Westlake Chemical Corporation Announces 10% Increase in Quarterly Dividend

   $0.2100 cents per share dividend declared payable on September 18, 2017

Business Wire

HOUSTON -- August 21, 2017

The Board of Directors of Westlake Chemical Corporation (NYSE:WLK) declared on
Friday, August 18, 2017 a regular dividend distribution of $0.2100 per share,
an increase of 10% from the $0.1906 per share in the second quarter of 2017.
The dividend will be payable on September 18, 2017, to stockholders of record
on September 1, 2017.

This is the 52nd successive quarterly dividend that Westlake has declared
since completing its initial public offering in August 2004.

About Westlake Chemical Corporation

Westlake Chemical Corporation is an international manufacturer and supplier of
petrochemicals, polymers and building products with headquarters in Houston,
Texas. The company's range of products includes: ethylene, polyethylene,
styrene, propylene, chlor-alkali and derivative products, PVC suspension and
specialty resins, PVC Compounds, and PVC building products including siding,
pipe, fittings and specialty components, windows, fence, deck and film. For
more information, visit the company's Web site at www.westlake.com.

View source version on businesswire.com:
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Contact:

Westlake Chemical Corp.
Media Inquiries:
Ben Ederington, 713-960-9111
or
Investor Inquiries:
Steve Bender, 713-960-9111
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