| 摘要 |
PROBLEM TO BE SOLVED: To obtain a method for producing a paper mold, enabling to simplify a process for molding the paper mold. SOLUTION: Pulp is frozen and subsequently finely ground. The ground pulp is foamed to form pellets 22. In order to foam the pulp, water contained in the pulp may thermally be vaporized, or a foaming agent may be contained. The foamed pellets 22 are charged into a mold 24 and subsequently press-molded to produce a paper mold. |
