STAMFORD, Conn., Aug. 13 -- MeadWestvaco Corporation today announced it has acquired the business of Tilibra S.A. Produtos de Papelaria, a leading Brazilian-based producer of consumer and office products for the retail and commercial stationery channels. Terms of the transaction were not disclosed. "With its broad line of school, home, and office products, Tilibra provides MeadWestvaco a unique opportunity to extend its product platform to a large market where the company has a proven record of growth," said Neil A. McLachlan, president of MeadWestvaco's Consumer & Office Products Division. "This acquisition is a key component of our international expansion efforts." Tilibra, a family-owned business, was founded in 1928 and employs approximately 1,000 people in the city of Bauru, Sao Paulo state.