SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13A-16
OR 15D-16 OF THE SECURITIES EXCHANGE ACT OF 1934

For the month of April, 2022

(Commission File No. 1-14862 )

BRASKEM S.A.

(Exact Name as Specified in its Charter)

N/A

(Translation of registrant's name into English)

Rua Eteno, 1561, Polo Petroquimico de Camacari
Camacari, Bahia - CEP 42810-000 Brazil

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

Form 20-F ___X___       Form 40-F ______

Indicate by check mark if the registrant is submitting the Form 6-K
in paper as permitted by Regulation S-T Rule 101(b)(1). _____

Indicate by check mark if the registrant is submitting the Form 6-K
in paper as permitted by Regulation S-T Rule 101(b)(7). _____

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes ______       No ___X___

If "Yes" is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82- _____.

BRASKEM S.A

C.N.P.J. No. 42.150.391/0001-70

NIRE 29300006939

PUBLICLY HELD COMPANY

DETAILED FINAL VOTING MAP

ANNUAL AND EXTRAORDINARY GENERAL MEETING

HELD ON APRIL 19, 2022

São Paulo, April 29, 2022 – Braskem S.A. (B3: BRKM3, BRKM5 and BRKM6; NYSE: BAK; LATIBEX: XBRK) (“Company”), in compliance with CVM Instruction No. 481/09, as amended, hereby disclose to its shareholders and the market the detailed final voting map which consolidates the voting instructions of both shareholders which voted through remote voting (boletim de voto a distância) and those present, as computed at the Annual and Extraordinary General Meeting of the Company held on April 19, 2022, including the first five digits of the shareholders’ individual or corporate taxpayer identification number (CPF or CNPJ, respectively), their vote on each item, and information about their shareholding position, as EXHIBIT I.

Further information can be obtained from Braskem’s Investor Relations Department by phone: +55 (11) 3576-9531 or by e-mail: braskem-ri@braskem.com.br

BRASKEM S.A

C.N.P.J. No. 42.150.391/0001-70

NIRE 29300006939

PUBLICLY HELD COMPANY

EXHIBIT I

DETAILED FINAL VOTING MAP

ANNUAL AND EXTRAORDINARY GENERAL MEETING

HELD ON APRIL 19, 2022¹

¹ This voting map does not contemplate matters that were not the subject of resolution by this Annual and Extraordinary Meeting, except in relation to issues 9, 10, 11, 19 and 20 of the Distance Voting Ballot of the Annual General Meeting regarding the request for separate election of the Board of Directors, pursuant to article 141, paragraph 4, items I and II, and paragraph 5 of the Brazilian Corporation Law (Issues 9, 10, 11 and 20), as well as on the appointment of candidates to the Board of Directors by shareholders holding preferred shares without voting rights or with restricted voting rights (Issue 19).

² Impossible request, since the total number of common shares issued by the Company in circulation (disregarding, therefore, the shares linked to the Company's Shareholders' Agreement), does not reach the minimum quorum required for the installation of such separate voting.

³ Request for a separate election was impaired, since, according to item 9.1.5.1 of these minutes, considering both requests of attending shareholders and those who requested the separate election via Remote Voting Ballot, the quorum required was not reached to call for separate voting. As the minimum percentage for installation was not reached, the Presiding Board, after considering the documentation received from the shareholders who sent it, waived the verification of the evidence necessary for the exercise of such right.

⁴ Request for a separate election was impaired, since, according to item 9.1.5.1 of these minutes, considering both requests of attending shareholders and those who requested the separate election via Remote Voting Ballot, the quorum required was not reached to call for separate voting. As the minimum percentage for installation was not reached, the Presiding Board, after considering the documentation received from the shareholders who sent it, waived the verification of the evidence necessary for the exercise of such right.

⁵ This item, related to the to the separate election of the effective and alternate candidates appointed, was deemed impaired, considering both requests of attending shareholders and those who requested the separate election via Remote Voting Ballot did not reach any of the quorums required for the installation of a separate election.

⁶ This item was deemed impaired since, according to item 9.1.5.1 of these minutes, considering both requests of attending shareholders and those who requested the separate election via Remote Voting Ballot, the quorum required of such a separate vote was not reached to call for separate voting. As the minimum percentage for installation was not reached, the Presiding Board, after examining the documentation received from the shareholders who sent it, waived the need to verify the other evidence necessary for the exercise of such right.