Using Hansol Paper’s Protego HS launch as a trigger, this article outlines the oxygen barrier, moisture barrier, heat-sealability, line trial and recyclability documents that buyers should request before switching plastic flexible secondary packaging to paper-based alternatives.
As naphtha prices more than doubled due to the 2026 Middle East war, plastic film packaging costs rose by more than 40%. Paper companies such as Hansol Paper and Moorim Paper are launching paper-based alternatives, while Coupang and CJ Logistics are accelerating the shift away from plastic film.
This guide summarizes the business structures of Korea’s five major paper groups that lead the printing paper and containerboard markets. It highlights which groups operate both paper and board businesses and what packaging procurement teams need to know.