MANUFACTURE OF FOUR-FOLD TOILET SHEET, FOUR-FOLD TOILET SHEET, AND MANUFACTURING METHOD OF FOLDING SHEET

摘要

PROBLEM TO BE SOLVED: To provide a manufacturing method of a four-fold toilet sheet and a four-fold toilet sheet made of paper, which is used by developing the folded sheet into one sheet.;SOLUTION: Before a continuous sheet S1 is folded widthwise, water is applied to an area 11 of each widthwise folding part during conveying so as to form a line to be folded easily. After the line to be folded easily is formed by permeation of the applied water, the sheet is folded widthwise, and a folded widthwise folding part 23 is pressed.;COPYRIGHT: (C)2005,JPO&NCIPI