PROBLEM TO BE SOLVED: To provide a production method of a disposable diaper in which a preabdomen part and a back part of a diaper body are connected with a belt member, in which, even when the belt member is attached to a position overlapped to the absorber, the belt member can be attached firmly.SOLUTION: The production method of the disposable diaper comprises: a step 21 for acquiring a diaper body 31 in which an absorber 34 is arranged between a top sheet 32 and a back sheet 33 a step 22 for attaching a belt member 36 to each of one side and the other side of a belt support sheet 35 in a width direction so that a front side fixing area 39, a rear side fixing area 40 and an intermediate non-fixing area 41 between the front and rear side fixing areas are formed in a longitudinal direction and a step 23 for attaching the belt support sheet 35 to which the belt members 36 are attached to a diaper body 31 so that the front side fixing area 39 and/or the rear side fixing area 40 overlap to the absorber 34.SELECTED DRAWING: Figure 11COPYRIGHT: (C)2019,JPO&INPIT【課題】おむつ本体の前腹部と後背部とがベルト部材を介して繋げられた使い捨ておむつであって、ベルト部材が吸収体と重なる位置に取り付けられる場合でも、ベルト部材を強固に取り付けることができる使い捨ておむつの製造方法を提供する。【解決手段】トップシート32とバックシート33の間に吸収体34が配されたおむつ本体31を得る工程21と、ベルト支持シート35の幅方向の一方側と他方側に、長手方向に前側固定領域39と後側固定領域40とこれらの間に中間非固定領域41が形成されるようにベルト部材36を取り付ける工程22と、ベルト部材36が取り付けられたベルト支持シート35を、前側固定領域39および/または後側固定領域40が吸収体34と重なるように、おむつ本体31に取り付ける工程23とを有する使い捨ておむつの製造方法。【選択図】図11
