| 摘要 |
<p>TREATMENT OF FOIL LAMINATED PAPERBOARD A process is provided for the treatment of foil laminated paperboard stock to obtain a super smooth printing surface. The smoothness is accomplished by eliminating the surface irregularities of the foil by passing the foil laminated paperboard through a smoothing nip formed with a heated highly polished hard surface roller and a resilient roller, preferably having a nylon cover with the foil surface against the heated hard roller at a pressure whereby the thickness of the paperboard is not significantly decreased..</p> |
