# Braskem approves R$4.2B ethylene and polyethylene expansion in Rio de Janeiro

Braskem's board approved an estimated R$4.2 billion investment to increase ethylene capacity by 220,000 tons per year and equivalent polyethylene volumes at its Rio de Janeiro petrochemical complex. The project is scheduled for completion by the end of 2028.

- Type: Expansion
- Announced: 2025-10-24
- Where: Rio de Janeiro, Brazil
- Value: $730.0M (4.20B BRL)
- Starts operating: 2028
- Status: announced
- Capacity: 220,000 tons of ethylene per year
- Products: ethylene, polyethylene
- Sectors: [Specialty Chemicals](https://endata.com/sectors/specialty-chemicals.md), [Plastics and Polymers](https://endata.com/sectors/plastics-polymers.md)

## Companies

- [Braskem](https://endata.com/companies/1071.md)
- [Petrobras](https://endata.com/companies/2820.md) (partner)

## Sources

- [braskem.com](https://www.braskem.com/news-detail/braskem-approves-investment-to-expand-ethylene-and-polyethylene-production-at-rio-de-janeiro-facility), 2025-10-24: "The investment in the Rio de Janeiro petrochemical complex demonstrates our confidence in Brazil's potential and Braskem's commitment to contributing to a sustainable reindustrialization of the sector."
- [polimericanews.com](https://www.polimericanews.com/articolo.asp?id=520), 2025-10-28: "The Board of Directors of South American petrochemical group Braskem has approved a €670 million project to expand ethylene and polyethylene production capacity at its Rio de Janeiro site."
- [commoplast.com](https://www.commoplast.com/news/details/17846/English/), 2025-11-07: "The expansion forms part of Braskem’s wider Transformation Program, which aims to enhance operational competitiveness and modernize its industrial assets."

---
Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.