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Filing Detail
Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]:
SEC Accession No. 0001292814-22-001862
Filing Date
2022-04-28
Accepted
2022-04-27 22:01:08
Documents
208
Period of Report
2021-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 20-F bakform20f_2021.htm   iXBRL 20-F 9466789
2 EX-2.02 ex02-2.htm EX-2.02 131077
3 EX-12.1 ex12-1.htm EX-12.1 5598
4 EX-12.1 ex12-2.htm EX-12.2 5542
5 EX-13.1 ex13-1.htm EX-13.1 2692
6 EX-99.01 ex99-1.htm EX-99.01 3288
7 GRAPHIC bakform20f2021_001.jpg GRAPHIC 49492
8 GRAPHIC bakf2021_002.jpg GRAPHIC 168304
  Complete submission text file 0001292814-22-001862.txt   43000463

Data Files

Seq Description Document Type Size
9 XBRL SCHEMA FILE bak-20211231.xsd EX-101.SCH 322591
10 XBRL CALCULATION FILE bak-20211231_cal.xml EX-101.CAL 150050
11 XBRL DEFINITION FILE bak-20211231_def.xml EX-101.DEF 978460
12 XBRL LABEL FILE bak-20211231_lab.xml EX-101.LAB 1564946
13 XBRL PRESENTATION FILE bak-20211231_pre.xml EX-101.PRE 1153358
202 EXTRACTED XBRL INSTANCE DOCUMENT bakform20f_2021_htm.xml XML 11937858
Mailing Address RUA ETENO NO 1561 CAMACARI BAHIA BRAZI D5 42810-000
Business Address RUA ETEND NO 1561 CAMARACI BAHIA BRAZIL D5 42810-000 011551134439744
BRASKEM SA (Filer) CIK: 0001071438 (see all company filings)

IRS No.: 000000000 | Fiscal Year End: 1231
Type: 20-F | Act: 34 | File No.: 001-14862 | Film No.: 22861915
SIC: 2860 Industrial Organic Chemicals