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A papermaking mold for producing a pulp molded article comprising a core of prescribed shape which has a plurality of holes for fluid passage interconnecting the outside and the inside and is made of an elastically deformable material and a fluid-permeable material which covers the outer surface of

A papermaking mold for producing a pulp molded article comprising a core of prescribed shape which has a plurality of holes for fluid passage interconnecting the outside and the inside and is made of an elastically deformable material and a fluid-permeable material which covers the outer surface of the core, the fluid-permeable material being capable of forming passages for a fluid in its thickness direction even when pressed and deformed.

대표청구항 ▼

A papermaking mold for producing a pulp molded article comprising a core of prescribed shape which has a plurality of holes for fluid passage interconnecting the outside and the inside and is made of an elastically deformable material and a fluid-permeable material which covers the outer surface of

A papermaking mold for producing a pulp molded article comprising a core of prescribed shape which has a plurality of holes for fluid passage interconnecting the outside and the inside and is made of an elastically deformable material and a fluid-permeable material which covers the outer surface of the core, the fluid-permeable material being capable of forming passages for a fluid in its thickness direction even when pressed and deformed. m81is a number in the range of 0 to 20 and n81is a number in the range of 0 to 50; and the addition form of EO and PO may be any of block and random and the addition order of EO and PO may not be limited; (B): a compound represented by the following formula (B) R81COO(EO)m81(PO)n81Rb (B) wherein R81,E, r, Pm81and n81are the same as those of the formula (A); and Rbis H, an alkyl group, an alkenyl group or an alkylaryl group; (C): a nonionic surfactant selected from the following (1) to (3): (1) a nonionic surfactant based on fat, (2) a nonionic surfactant based on sugar alcohol, and (3) a nonionic surfactant based on sugar. 4. The process as claimed in claim 1 or 2, wherein the blended mixture of the pulp feedstock and said bulking promoter is subjected to a sheet-forming step. 5. The process as claimed in claim 1 or 2, wherein said bulking promoter is added in an amount of 0.01 to 10 wt % based on the weight of the pulp.