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 July, 2025
(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.
National Register of Legal Entities (CNPJ) No.
42.150.391/0001-70
State Registration (NIRE): 29300006939
PUBLICLY HELD COMPANY
MINUTES OF THE BOARD OF DIRECTOR’S MEETING
HELD ON JUNE 26, 2025
1.
DATE, TIME AND PLACE: On
June 26, 2025, at 10:40 a.m., at the offices of BRASKEM S.A. ("Braskem" or "Company"), located
at Rua Lemos Monteiro, 120, 22nd floor, in the city of São Paulo, State of São Paulo, CEP 05501-050.
2.
CALL NOTICE, ATTENDANCE AND PRESIDING BOARD:
Extraordinary Meeting called under the Bylaws of the Company, with attendance of all Board Members indicated below. The Chief Executive
Officer Roberto Ramos, the Vice-Presidents Felipe Jens and Geraldo Vilaça, and Mss. Lilian Porto Bruno, Clarisse Mello Machado
Schlieckmann, Naiara Assad and Larissa Varella also attended the meeting. The Chairman of the Board of Directors chaired the meeting and
Lilian Porto Bruno acted as secretary.
3.
AGENDA AND RESOLUTIONS:
3.1.
Resolutions: After
due analysis of the subject submitted for resolution, whose materials were previously forwarded to the Board Members and will remain archived
on the Company's Governance Portal, the following resolution was taken unanimously by those present:
| a) | PD.CA/BAK-22/2025 – Election of Statutory Director of Braskem S.A.: After
prior analysis of the matter by the People and Organization Committee ("CPO"), which recommended its approval, PD.BAK/CA-22/2025
was approved, electing, in replacement of Mr. André Amaro, with effect from 07/01/2025, Mr. Nir Lander, Israeli, married, electrical
and telecommunications engineer, registered in the Individual Taxpayer Registry of the Ministry of Finance ("CPF/MF")
under No. 052.632.577-16, holder of the National Migration Registry Identity Card (RNM) No. V118587-B CGMIG/DPA/PF, residing and domiciled
in the City of Rio de Janeiro, State of Rio de Janeiro, with commercial address at Rua Lemos Monteiro, No. 120, 22nd floor, Butantã,
São Paulo/SP, ZIP Code 05501-050, as Statutory Officer without specific designation, to complete the current term which will end
at the first Ordinary Meeting of the Board of Directors to be held after the Ordinary General Meeting to be held in 2027. The elected
Officer will take office on 07/01/2025, upon signing the respective term of office, having declared, for the purposes of paragraph 1 of
article 147 of Law No. 6,404 of December 15, 1976 |

BRASKEM S.A.
National Register of Legal Entities (CNPJ) No.
42.150.391/0001-70
State Registration (NIRE): 29300006939
PUBLICLY HELD COMPANY
MINUTES OF THE BOARD OF DIRECTOR’S MEETING
HELD ON JUNE 26, 2025
("Corporation Law"),
that he is not impeded by special law or convicted of bankruptcy crime, malfeasance, bribery or corruption, extortion, embezzlement, against
the popular economy, public faith or property, or criminal penalty that prohibits, even temporarily, access to public office, having also
presented, to comply with the provisions of CVM Resolutions No. 44 and 80, written declarations, in accordance with the terms of the aforementioned
Resolutions, which were filed at the Company's headquarters. On this occasion, the Directors recorded their votes of thanks to Mr. André
Amaro da Silveira for his contributions during his tenure at the Company. As a result of the above-approved election, the Company's Board
of Directors will have the following composition, as of 07/01/2025: Roberto Prisco Paraiso Ramos – Chief Executive Officer; Felipe
Montoro Jens – Chief Financial Officer and Investor Relations Officer; Stefan Lanna Lepecki, Nir Lander, and Geraldo Magela de Moraes
Vilaça Netto - Directors without Specific Designation.
| 3.2 | SUBJECTS FOR ACKNOWLEDGEMENT: Nothing to record. |
| 3.3 | SUBJECTS OF INTEREST OF THE COMPANY: Nothing to record. |
4. ADJOURNMENT:
As there were no further matters to be discussed, the meeting was closed and these minutes were drawn up, and, after being read, discussed,
and found to be in order, were signed by all Board Members in attendance at the meeting, by the Chairman and by the Secretary.
São Paulo/SP, June 26, 2025.
|
Héctor Nuñez
Chairman |
Lilian Porto Bruno
Secretary |
|
Carlos Plachta |
Gesner José de Oliveira Filho |

BRASKEM S.A.
National Register of Legal Entities (CNPJ) No.
42.150.391/0001-70
State Registration (NIRE): 29300006939
PUBLICLY HELD COMPANY
MINUTES OF THE BOARD OF DIRECTOR’S MEETING
HELD ON JUNE 26, 2025
|
José Mauro M. Carneiro da Cunha |
João
Pinheiro Nogueira Batista |
|
Juliana Sá Vieira Baiardi |
Luiz
Eduardo Valente Moreira |
|
Mauricio Dantas Bezerra |
Olavo Bentes David |
|
Paulo Roberto Britto Guimarães |
Roberto Faldini |
SIGNATURES
Pursuant
to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf
by the undersigned, thereunto duly authorized.
Date: July 4, 2025
| |
BRASKEM S.A. |
| |
|
|
|
| |
|
|
|
| |
By: |
/s/ Felipe Montoro Jens |
| |
|
|
| |
|
Name: |
Felipe Montoro Jens |
| |
|
Title: |
Chief Financial Officer |
DISCLAIMER ON FORWARD-LOOKING STATEMENTS
This
report on Form 6-K may contain forward-looking statements within the meaning of the Private Securities Litigation Reform Act of
1995. These statements are statements that are not historical facts, and are based on our management’s current view and estimates
of future economic and other circumstances, industry conditions, company performance and financial results, including any potential
or projected impact of the geological event in Alagoas and related legal proceedings and of COVID-19 on our business, financial
condition and operating results. The words “anticipates,” “believes,” “estimates,” “expects,”
“plans” and similar expressions, as they relate to the company, are intended to identify forward-looking statements.
Statements regarding the potential outcome of legal and administrative proceedings, the implementation of principal operating and
financing strategies and capital expenditure plans, the direction of future operations and the factors or trends affecting our
financial condition, liquidity or results of operations are examples of forward-looking statements. Such statements reflect the
current views of our management and are subject to a number of risks and uncertainties, many of which are outside of the our control.
There is no guarantee that the expected events, trends or results will actually occur. The statements are based on many assumptions
and factors, including general economic and market conditions, industry conditions, and operating factors. Any changes in such
assumptions or factors, including the projected impact of the geological event in Alagoas and related legal proceedings and the
unprecedented impact of COVID-19 pandemic on our business, employees, service providers, stockholders, investors and other stakeholders,
could cause actual results to differ materially from current expectations. Please refer to our annual report on Form 20-F for the
year ended December 31, 2019 filed with the SEC, as well as any subsequent filings made by us pursuant to the Exchange Act, each
of which is available on the SEC’s website (www.sec.gov), for a full discussion of the risks and other factors that may impact
any forward-looking statements in this presentation.