SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001262823-21-000023
Filing Date
2021-02-24
Accepted
2021-02-24 14:15:10
Documents
140
Period of Report
2020-12-31

Document Format Files

Seq Description Document Type Size
1 10-K wlk-20201231.htm   iXBRL 10-K 3747170
2 EX-10.19 exhibit101912312010-k.htm EX-10.19 51311
3 EX-10.20 exhibit102012312010-k.htm EX-10.20 30480
4 EX-10.21 exhibit102112312010-k.htm EX-10.21 40577
5 EX-21 exhibit2112312010-k.htm EX-21 55433
6 EX-23.1 exhibit23112312010-k.htm EX-23.1 2653
7 EX-31.1 exhibit31112312010-k.htm EX-31.1 8939
8 EX-31.2 exhibit31212312010-k.htm EX-31.2 8946
9 EX-32.1 exhibit32112312010-k.htm EX-32.1 7260
  Complete submission text file 0001262823-21-000023.txt   18220380

Data Files

Seq Description Document Type Size
10 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT wlk-20201231.xsd EX-101.SCH 91828
11 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT wlk-20201231_cal.xml EX-101.CAL 163337
12 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT wlk-20201231_def.xml EX-101.DEF 657565
13 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT wlk-20201231_lab.xml EX-101.LAB 1159964
14 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT wlk-20201231_pre.xml EX-101.PRE 900488
15 EXTRACTED XBRL INSTANCE DOCUMENT wlk-20201231_htm.xml XML 3752308
Mailing Address 2801 POST OAK BLVD SUITE 600 HOUSTON TX 77056
Business Address 2801 POST OAK BLVD SUITE 600 HOUSTON TX 77056 713-960-9111
WESTLAKE CHEMICAL CORP (Filer) CIK: 0001262823 (see all company filings)

IRS No.: 760346924 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-32260 | Film No.: 21671421
SIC: 2860 Industrial Organic Chemicals
Industrial Applications and Services