Solvay Indupa successfully completed a $150 million investment program to upgrade and expand its vinyl operations in Brazil. The program upgraded Solvay Indupa's Santo Andr辿 plant with a new membrane chlor-alkali unit, expanded its vinyl chloride monomer and polyvinyl chloride manufacturing capacity to 300,000 metric tons annually, and increased its caustic soda production capacity to 170,000 tons per year. The investment modernized the plant with a more efficient layout and membrane technology, reducing energy consumption by 30%. The upgrades position Solvay Indupa to better serve the growing Latin American vinyl market.