| 摘要 |
PROBLEM TO BE SOLVED: To easily pull up a diaper to an appropriate position when putting on the diaper even though it is longitudinally and laterally stretchable and allows a wearing feeling like that of underwear.SOLUTION: An underpants type disposable diaper 1 includes an exterior sheet 20 comprising a stretchable nonwoven fabric, a right side seal part 21 and a left side seal part 21 are formed by the welding of the material of the exterior sheet 20, and by the side seal parts 21, a longitudinal non-stretchable area 31 is formed continuously extending from an edge part 23 of a waist opening to a leg opening edge 29. Also, on the exterior sheet 20 for both of a front part F and a back part B, leg periphery non-stretchable areas 32 are formed respectively continuously extending, from the lower end part of the right side seal part 21 to the right side edge part of an interior body 10 along a right leg opening edge 29 and from the lower end part of the left side seal part 21 to the left side edge part of the interior body 10 along a left leg opening edge 29. |
