6-K

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANTTO RULE 13A-16OR 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 CamacariCamacari, 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- _____.

NOTICE TO THE MARKET

São Paulo, April14, 2022 - Braskem S.A. ("Braskem" or "Company") (B3: BRKM3, BRKM5 and BRKM6; NYSE: BAK; LATIBEX: XBRK) hereby informs the market and its shareholders that it has entered into a wind power purchase agreement with EDF Renewables do Brasil, a leading renewable energy producer.

The agreement contributes to the feasibility of the construction of a new wind power complex in southwest of Bahia contributing to the creation of new renewable energy sources in Brazil, and will guarantee the supply of energy to the Company for a period of 20 years, as from 2024.

Note that this is the fifth long-term renewable energy contract from wind or solar sources that Braskem has signed in 4 years and the second with EDF Renewables, reaching more than an average of 150 MW of energy from these sources, which represent around 30% of the electric energy portfolio purchased in Brazil and put Braskem close to reaching the estimated mark of 2.2 million tons of CO2 in emissions avoided with these contracts alone, contributing to the goal of 15% reduction in carbon emissions scope 1 and 2 greenhouse gases by 2030 and carbon neutrality by 2050.

For more information, contact Braskem’s Investor Relations Department by calling +55 (11) 3576-9531 or emailing braskem-ri@braskem.com.br.

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: April 14, 2022

DISCLAIMER ON FORWARD-LOOKING STATEMENTS

ThisNotice to the Market may contain forward-looking statements. These statements are not historical facts, but are based on the current viewand estimates of the Company's management regarding future economic and other circumstances, industry conditions, financial performanceand results, including any potential or projected impact from the geological event in Alagoas and related legal procedures and from Covid-19on the Company's business, financial condition and operating results. The words “project,” “believe,” “estimate,”“expect,” “plan” and other similar expressions, when referring to the Company, are used to identify forward-lookingstatements. Statements related to the possible outcome of legal and administrative proceedings, implementation of operational and financingstrategies and investment plans, guidance on future operations, as well as factors or trends that affect the financial condition, liquidityor operating results of the Company are examples of forward-looking statements. Such statements reflect the current views of the Company'smanagement and are subject to various risks and uncertainties, many of which are beyond the Company’s control. There is no guaranteethat the events, trends or expected results will actually occur. The statements are based on various assumptions and factors, includinggeneral economic and market conditions, industry conditions and operating factors. Any change in these assumptions or factors, includingthe projected impact from the from the geological event in Alagoas and related legal procedures and the unprecedented impact from covid-19on businesses, employees, service providers, shareholders, investors and other stakeholders of the Company could cause actual resultsto differ significantly from current expectations.  For a comprehensive description of the risks and other factors that could impactany forward-looking statements in this document, especially the factors discussed in the sections, see the reports filed with the BrazilianSecurities and Exchange Commission (CVM). This Notice to the Market does not constitute any offer of securities for sale in Brazil. Nosecurities may be offered or sold in Brazil without being registered or exempted from registration, and any public offer of securitiescarried out in Brazil must be made through a prospectus, which would be made available by Braskem and contain detailed information onBraskem and its management, as well as its financial statements.