A61F13/49007

ABSORBENT ARTICLE WITH A CHANNEL-FORMING AREA AND A MASKING LAYER

An absorbent article comprising a liquid permeable topsheet, a backsheet, an absorbent core comprising an absorbent material and a core wrap is provided. The core comprises at least one channel-forming area that is substantially free of absorbent material. The absorbent article comprises a masking layer between the bottom side of the core wrap and the backsheet. The masking layer and the bottom side of the core wrap are only partially bonded to each other at their interface, the interface thus comprising a bonded portion and an unbonded portion, wherein the channel-forming area at least partially corresponds to the unbonded portion of the interface, so that when the absorbent material swells, the masking layer can decouple from the three-dimensional channels.

Pants-type wearing article and production method for same
09808379 · 2017-11-07 · ·

A pull-on garment (1) includes an outer cover (3) forming an outer surface of the garment, both lateral side edge portions of the outer cover in a front body portion F and both lateral side edge portions of the outer cover in a back body portion R being joined to each other to form a pair of side seals (4), a waist opening (8), and a pair of leg openings (9). Each of the side seals (4) includes a seal edge portion (41) where the edge portion (3F) of the outer cover (3) in the front body portion F and the edge portion of the outer cover (3) in the back body portion R are bonded to each other by a continuous linear fusion-bonded portion (40) extending in a longitudinal direction of the side seal (4). In a cross-section orthogonal to a direction in which the side seal (4) extends, the fusion-bonded portion (40) includes a narrow section (4F) which is formed at a middle portion thereof in the thickness direction Q and of which a width W along the inner-to-outer direction P is small. The narrow section (4F) includes broad sections (4A, 4B) which are provided on both sides of the narrow section (4F) in the thickness direction Q and of which the width W is larger than the width of the narrow section (4F).

CONNECTABLE DISPOSABLE WEAR ARTICLE AND METHOD OF DETECTING STICKING DEFECT OF TARGET SHEET IN MANUFACTURE THEREOF
20210386595 · 2021-12-16 · ·

Position detection of a target sheet is facilitated without requiring a register mark. A connectable disposable wear article having a crotch portion M including a center in a front-back direction LD, a ventral side part F extending forward from the center in the front-back direction LD, and a dorsal side part B extending backward from the center in the front-back direction LD, connecting portions 83 to be detachably connected to an outer surface of the ventral side part F being provided on both side 0portions of the dorsal side part B, a target sheet 20 to which the connecting portions 83 are connected being provided on the outer surface of the ventral side part F, in which a whiteness of all corner portions 21 on at least one of an inner surface and an outer surface of the target sheet 20 is 80% or more.

SHEET MEMBER EXHIBITING UNEVENNESS, ABSORBENT ARTICLE EQUIPPED WITH SAME AND PRODUCING METHOD THEREFOR
20210378884 · 2021-12-09 · ·

An absorbent article that improves an outward appearance of an absorbent article by a simple method. A sheet member includes a liquid impervious resin film, and a nonwoven fabric attached to one surface thereof, in which a bonded portion in which the liquid impervious resin film and the nonwoven fabric are bonded through a micro-fibrous cellulose assembly and a non-bonded portion continuously or intermittently provided between bonded portions are alternately repeatedly provided, and unevenness is formed on the nonwoven fabric by the nonwoven fabric expanding in the non-bonded portion and the nonwoven fabric not expanding in the bonded portion.

TECHNIQUES FOR URINE AND FECES CONTAINMENT BRIEF WITH SLING

Provided is a containment brief to be worn by a user for containing urine and feces. The containment brief includes a strip of stretchable resilient material having a first end and a second end, a first stretchable resilient side panel attached to the strip of stretchable resilient material along a first side of the strip of stretchable resilient material between the first end and the second end, a second stretchable resilient side panel attached to the strip of stretchable resilient material along a second side of the strip of stretchable resilient material between the first end and the second end, the first side of the strip of stretchable resilient material being opposite the second side of the strip of stretchable resilient material, a first side dam disposed along the first side of the strip of stretchable resilient material, a second side dam disposed along the second side of the strip of stretchable resilient material, an absorbent pad disposed on a first surface of the strip of stretchable resilient material, the absorbent pad including a rectangular cut-out therein, and a sling disposed on the absorbent pad at least partially around the rectangular cut-out, wherein each of the first stretchable resilient side panel and the second stretchable resilient side panel includes at least one adhesive tab.

WEARABLE ARTICLE PRODUCTION METHOD, WEARABLE ARTICLE, AND WEARABLE ARTICLE PRODUCTION DEVICE
20220183902 · 2022-06-16 ·

A wearable article production method for a stretchable sheet having partially weakened stretchability includes a welding step of ultrasonically welding two sheet bodies and an elastic film to each other at plural joints separated from each other in a predetermined transport direction in a region including a predetermined attachment location by transporting a sheet laminate formed by sandwiching the elastic film in an elongated state between the two sheet bodies in the transport direction so that the sheet laminate passes between an anvil roll and an ultrasonic horn to form a stretchable sheet; a weakening step of forming weakened regions, where stretchability of the elastic film is weakened, at least at a part of the attachment location in the stretchable sheet after the welding step; and an attachment step of attaching an absorbent main body to the attachment location so that the absorbent main body overlaps the weakened regions.

ABSORBENT BODY, ABSORBENT ARTICLE AND METHOD FOR ADJUSTING PERMEATION SPEED
20220151842 · 2022-05-19 ·

An absorber 10 containing water-absorbent resin particles 10a, in which a rate of an amount of change in a water retention amount of physiological saline of the water-absorbent resin particles 10a when the water-absorbent resin particles 10a are irradiated with an ultraviolet ray for 3 hours with respect to a water retention amount of the water-absorbent resin particles 10a of physiological saline before irradiation with an ultraviolet ray is more than 0% and 30% or less.

Process for making articles and apparatus
11730632 · 2023-08-22 · ·

A process and an apparatus for producing hygienic absorbent articles provided with at least one refastenable side seam from a chain of articles being formed having a first elastic sheet and a second elastic sheet, wherein the process and the apparatus are configured to perform operations on one or both of the elastic sheets in a cross direction, that is, with the elastic sheets parallel to the machine direction.

Diaper including removable waistband

The present disclosure relates to a diaper with removable waistbands, including a first diaper body disposed in an abdominal area, which is in front on a basis of a waist; removable waistbands, which are connected to both sides of the first diaper body, formed of a stretchable material and configured to be removable by perforated lines formed between the first diaper body and the removable waistbands; waistband Velcro portions provided at ends of the removable waistbands; a second diaper body which is connected to the first diaper body and disposed in a buttocks area, which is in rear on the basis of the waist; combination wings connected to both sides of the second diaper body; combination wing Velcro portions provided at ends of the combination wings; and wrinkle connection portions which connect the first diaper body and the second diaper body in a wrinkle manner.

Diaper band with central inner-facing hook fabric and secure rear hook and loop fabric closure
11160698 · 2021-11-02 ·

A diaper band for ensuring that a toddler cannot remove a diaper secured thereby. The diaper band has central inner-facing hook fabric that can be attached to the fabric on the front of a typical diaper (disposable or reusable). The diaper band also has ends bearing hook and loop material that are securable to the back of the diaper behind the back of the toddler, to ensure that the toddler cannot detach the diaper band. The diaper band securely covers the attachment tabs of the diaper, so that the toddler cannot undo the diaper tabs. The central inward-facing hook fabric can be one or more material patches that are big enough to grab onto the front fabric of the diaper, the same front fabric for attaching the diaper tabs. Alternatively, the central inward-facing hook material region can extend along the entire length of the diaper band.