<SEC-DOCUMENT>0001193125-17-076976-index.html : 20170309
<SEC-HEADER>0001193125-17-076976.hdr.sgml : 20170309
<ACCEPTANCE-DATETIME>20170309164157
ACCESSION NUMBER:		0001193125-17-076976
CONFORMED SUBMISSION TYPE:	PRE 14A
PUBLIC DOCUMENT COUNT:		4
CONFORMED PERIOD OF REPORT:	20170519
FILED AS OF DATE:		20170309
DATE AS OF CHANGE:		20170309

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WESTLAKE CHEMICAL CORP
		CENTRAL INDEX KEY:			0001262823
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL ORGANIC CHEMICALS [2860]
		IRS NUMBER:				760346924
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		PRE 14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32260
		FILM NUMBER:		17678994

	BUSINESS ADDRESS:	
		STREET 1:		2801 POST OAK BLVD
		STREET 2:		SUITE 600
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77056
		BUSINESS PHONE:		713-960-9111

	MAIL ADDRESS:	
		STREET 1:		2801 POST OAK BLVD
		STREET 2:		SUITE 600
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77056
</SEC-HEADER>
<DOCUMENT>
<TYPE>PRE 14A
<SEQUENCE>1
<FILENAME>d314589dpre14a.htm
<DESCRIPTION>PRE 14A
<TEXT>
Document 1 - file: d314589dpre14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g314589g29i92.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g314589g29i92.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g314589pc1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g314589pc1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g314589pc2.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g314589pc2.jpg

</DOCUMENT>
</SEC-DOCUMENT>