| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an pull-up disposable diaper having side sealing portions equipped with an enough joint strength and a peeling easiness. <P>SOLUTION: In the pull-up disposable diaper, both side parts of an outer decorative sheet of a front body F joined with side sealing portions 21 and 22 and both side parts of the outer decorative sheet of a back body B are jointed so that at least one or more lamination number changing portions in which the number of lamination of sheet raw materials to be joined are changed may be present in the intermediate parts in the longitudinal direction. The side sealing portions 21 and 22 are formed so that at least side edges of the insides in the width directions form wavy shapes, and the lamination number changing portions are positioned between the top points of the outsides in the width direction on the wavy side edges and adjacent top points on the insides in the width direction on the waist side. <P>COPYRIGHT: (C)2012,JPO&INPIT |
