Int’l Paper’s Latest Deal Reflects Demand for Diapers, Feminine Products

International Paper Co. agreed to buy Weyerhaeuser Co.’s pulp business for $2.2 billion, making a big bet on rising global demand for disposable diapers and feminine products.

Mark Sutton, International Paper’s chief executive, said in an interview the company believes more consumers will be able to afford disposable diapers in the coming years in emerging markets, including in China, which recently ended its one-child policy for...