Patent ID: 7972316

Claim:
A disposable diaper which comprises an absorbent body comprising a topsheet and an absorbent core and has a waist opening portion and a pair of leg opening portion, a leak-preventive cuff provided on both sides of the absorbent body, each cuff comprising a cuff-forming sheet joined to the absorbent body and a cuff-forming elastic member fixed in a stretched state to near the free edge of the cuff-forming sheet, and an exterior laminate forming at least the leg opening portions provided on the garment facing side of the absorbent body, the exterior laminate having joined on the skin facing side thereof a liquid impermeable backsheet, the cuff-forming sheets, and the absorbent body in that order at respective joints, the joint between the backsheet and the cuff-forming sheets being wider than the joint between the exterior laminate and the backsheet in the lateral direction of the diaper; wherein the absorbent core comprises a central absorbent member and a pair of side absorbent members disposed on both sides of the central absorbent member, the central absorbent member being discrete from the pair of side absorbent members in at least the crotch portion of the diaper, each side absorbent member having a side absorbent member-raising elastic member which is provided near the outboard edge thereof along the longitudinal direction, so that the side absorbent member is configured to rise while the diaper is worn, and the diaper is configured to exert a higher pressure to the body of a wearer in a first region of the diaper adapted to be applied to a wearer's body part between the iliac crests and the anterior superior iliac spines than in the waist opening portion while worn; wherein the pressure of the first region is within a range of 1.1 to 2.5 kpa and the pressure of the waist opening portion is lower than the average pressure of the first region by 0.5 to 1.0 kpa.