1. Iioka, A. U.S. Pat. 335,346 ( 1984).
2. Mechanism of foaming on polymer-paperboard composites
3. TAPPI T402 sp‐03: Standard Conditioning and Testing Atmospheres for Paper, Board, Pulp Handsheets, and Related Products; TAPPI: Atlanta, GA, 2007.
4. TAPPI T411 om‐05: Thickness (Caliper) of Paper, Paperboard, and Combined Board; TAPPI: Atlanta, GA, 2005.