Unicharm Corporation

Hitomi Nakao

Yusuke Kawakami

Atsushi Tsukuda

A disposable diaper includes a crotch section sheet member that is long in one direction, a belly side sheet member, and a back side sheet member. The crotch section sheet member includes first adhesive sections having first adhesive-coated regions coated continuously in the lengthwise direction of the crotch section sheet member, and the belly side sheet member and the back side sheet member include second adhesive sections having second adhesive-coated regions coated continuously in the widthwise direction of the crotch section sheet member, at sections where the crotch section sheet member is to contact with the belly side sheet member and the back side sheet member. The crotch section sheet member is bonded to the belly side sheet member and the back side sheet member with the first adhesive-coated regions and the second adhesive-coated regions crossing each other.

Disposable diaper with lengthwise adhesive region that cross widthwise adhesive regions and method of its production

A bodily fluid absorbent article adapted to absorb bodily fluid over a wide range thereof. An absorbent structure in the bodily fluid absorbent article includes an upper absorbent component and a lower absorbent component. The absorbent structure further includes one of a dispersing surface constituting the upper absorbent component and kept in contact with the lower absorbent component and a dispersing surface constituting the lower absorbent component and kept in contact with the upper absorbent component. Such dispersing surface exhibits a dispersion velocity for bodily fluid higher than those exhibited by the absorbent sections defined immediately above and under this dispersing surface.

Growing community of inventors

Kanonji, Japan

Hitomi Nakao