International Paper acquires NORPAC containerboard mill in Longview Washington

International Paper Acquires NORPAC for $360M: North American Containerboard Consolidation and What It Means for Korea's Packaging Industry

International Paper announced on April 16, 2026, its $360 million acquisition of NORPAC (North Pacific Paper Company), a Washington State containerboard mill. The deal strengthens IP’s West Coast footprint and accelerates the shift to lightweight recycled containerboard. We analyze what this means for North American market dynamics and Korea’s paper packaging sector.

April 29, 2026 · PackingMaster