Odebrecht Química acquires Petroquisa’s stake in Poliolefinas in a privatization auction.

Odebrecht Química acquires Petropar’s stake in Companhia Industrial de Polipropileno (PPH).

PPH and Poliolefinas merge their operations to create OPP Petroquímica.

Empresas Petroquímicas do Brasil (EPB) acquires Petroquisa’s stake in CPC (Companhia Petroquímica Camaçari) in a privatization auction.

Empresas Petroquímicas do Brasil (EPB) acquires Petroquisa’s stake in Salgema in a privatization auction.

Odebrecht Química acquires the stake held by Himont Inc. (United States) in PPH/OPP Petroquímica.

OPP Petroquímica and Grupo Mariani create the joint venture Proppet.

OPP Petroquímica and Trikem merge their operations.

OPP Petroquímica and Unipar unwind their cross-shareholdings in Poliolefinas.

OPP Petroquímica and Borealis (Austria) create the joint venture Borealis Brasil.

OPP Petroquímica acquires control of Copene and Polialden in the auction of Banco Econômico’s assets.

OPP Petroquímica, Copene, Polialden and Proppet combine to create Braskem.

Braskem acquires control of Copesul and Ipiranga Petroquímica together with Petrobras.

Braskem delists Copesul from the Bovespa.

Braskem and Grupo Idesa (Mexico) create the joint venture Braskem Idesa.

Braskem receives a capital contribution from Petrobras through its shareholdings in Copesul and Ipiranga Petroquímica.

Braskem acquires control of Quattor Petroquímica from Unipar.

Braskem receives a capital contribution from Petrobras through its shareholding in Quattor Petroquímica.

Braskem acquires the petrochemical assets of Sunoco Chemical in the United States.

Braskem acquires the polypropylene assets of Dow Chemical in the United States and Europe.

Braskem sells control of Cetrel to Foz do Brasil.