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    Patents

    Disposable Diaper:

    U.S. Patent No. 10,092,456

    Related CONTENT
    • Absorbent Article:
    • Disposable Diaper for Pets:
    • Disposable Diaper:
    • Absorbent Article Having Absorbent Body and Diffusion Layer:
    • Absorbent Article:
    01.04.19
    Tatsuya Hashimoto, Kagawa, Japan; Norihiro Tokita, Kagawa, Japan; and Hiroki Goda, Kagawa, Japan.
    Assigned to Unicharm Corporation, Ehime, Japan.

    Filed: 12/26/14
    Issued: 10/9/18

    A disposable diaper having a longitudinal direction and a lateral direction intersecting the longitudinal direction, the disposable diaper comprising: an absorbent main body including an absorbent body that absorbs excreta; a back waist part located on one end side of the absorbent main body; and an abdominal waist part located on an other end side of the absorbent main body, the absorbent body having both side parts, in the lateral direction, provided with a pair of embossed lines that is formed by embossing from a skin side of the absorbent body, the embossed lines each including a protrusion point, protruding inward in the lateral direction, located in a center of the disposable diaper or on a back-waist-part side with respect to said center, in the longitudinal direction, in a midsection of the disposable diaper, and a back line extending outward in the lateral direction from the protrusion point, serving as a starting point, toward the back waist part in the longitudinal direction, the back line being a straight line or an outwardly curved line, the absorbent body containing pulp and absorbent polymer, the absorbent body including first regions, and second regions in which a ratio of absorbent polymer divided by pulp is smaller than the ratio in the first regions, the embossed lines being provided in the second regions, raised parts being provided to both sides of the embossed lines in the lateral direction, the absorbent body has side edges opposing each other in the lateral direction, a back overlap part overlapping the back waist part, and a back non-overlap part not overlapping the back waist part, an ending point of the back line reaches one of the side edges of the absorbent body, each of the back overlap part and the back non-overlap part has side edges opposing each other in the lateral direction, each of the side edges of the absorbent body coincides with one of the side edges of the back overlap part and one of the side edges of the back non-overlap part, and the ending point of the back line reaches one of the side edges of the back non-overlap part.
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    • Unicharm
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    • Absorbent Article Having Absorbent Body and Diffusion Layer:

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