MEMPHIS, Tenn., April 14, 2025 /PRNewswire/ -- International Paper (NYSE: IP, LSE: IPC) ("IP") today announced that the company has entered into exclusive negotiations with PALM Group of Germany after receiving an irrevocable offer for the purchase of five corrugated box plants in Europe: (i) three plants in Normandy, France (namely, one box plant in Saint-Amand, one box plant in Mortagne, and one sheet plant in Cabourg); (ii) one box plant in Ovar, Portugal; and (iii) one box plant in Bilbao, Spain. Upon c ...