A61F13/49014

EXTENSIBLE LAMINAR MATERIAL, IN PARTICULAR FOR SANITARY ARTICLES, AND RELATIVE MANUFACTURING METHOD
20170252229 · 2017-09-07 ·

A transversely extensible elastic laminar web material comprising a first and a second web material each of which defines a first and a second distal region adjacent to corresponding longitudinal side edges and a central region between the aforesaid distal regions, at least one web of elastomeric material applied to these central regions of the first and second web materials and a plurality of connection formations applied to at least one distal region of said first and second web materials and projecting from a respective longitudinal edge. In the transversely extensible elastic laminar web material, the elastomeric web material and the connection formations are interposed between said first and second web materials and are joined thereto by mechanical welds.

ELASTIC NAPPY ELEMENT
20210393445 · 2021-12-23 · ·

An elastic nappy element that includes an elastic layer (1) and outer layers (2, 3) made of a non-woven fabric. The nappy element has connecting regions (4, 8) for connecting the outer layers (2, 3) to the elastic layer (1). These connecting regions (4, 8) include zones (7, 9) in which a form-fitting bond of non-woven material and solidified material of the elastic layer (1) is formed.

DISPOSABLE DIAPER
20210386600 · 2021-12-16 · ·

A disposable diaper in which an absorbent body (7) is provided on a crotch part of a pants-shaped exterior member (2), wherein the absorbent body (7) is adhered to a skin-facing side of the exterior member (2) at a first adhering region (14), an inner sheet (5) and an outer sheet (6) of the exterior member (2) are adhered to each other at a second adhering region (16), the second adhering region (16) includes a second middle adhering region (16M) provided at the crotch part, a second central front adhering region (16CF) located anterior thereto so as to overlap with the first adhering region (14) and a second central rear adhering region (16CB) located posterior thereto so as to overlap with the first adhering region (14), and second front non-adhering regions (17F) are formed on both sides of the second central front adhering region (16CF) in the width direction so as to overlap with the absorbent body (7) and/or second rear non-adhering regions (17B) are formed on both sides of the second central rear adhering region (16CB) in the width direction so as to overlap with the absorbent body (7).

Absorbent article with leak-proof walls
11357670 · 2022-06-14 · ·

An absorbent article including an absorbent main body including an absorbent core; and a pair of leak-proof walls. The pair of leak-proof walls are on respective widthwise side portions of the absorbent main body. Each of the leak-proof walls is capable of standing on a skin side in the thickness direction. The absorbent core includes a low-basis-weight portion in a widthwise central portion. The low-basis-weight portion has a basis weight of the absorbent core smaller than the basis weight in a surrounding portion. A joined part is formed by joining a surface of the skin-side portion and a surface of the non-skin-side portion, the surfaces facing to each other. The joined part is provided inside a distal end of the leak-proof wall and outside the low-basis-weight portion in the width direction. A part of the joined part and a part of the low-basis-weight portion overlap in the longitudinal direction.

Disposable absorbent articles

An absorbent article comprising a first and second plurality of elastics. The first plurality of elastics may be disposed in a front and a crotch region. The second plurality of elastics may be disposed in a back region and the crotch region. The first and second plurality of elastics may be linear and parallel with a transverse axis of the article.

Absorbent article
11229559 · 2022-01-25 · ·

An absorbent article has front and back surface sheets, and an absorbent body disposed within the front surface sheet and back surface sheet laminate. The absorbent article is further provided with a stretchable waist member disposed within the laminate in a manner enabling stretching in the width direction, and a pair of stretchable side members formed on the peripheral edge of the laminate in a manner enabling stretching in the width direction. One member and the other member of the pair of stretchable side members are formed, respectively, on one end and the other end of the laminate in the width direction. The stretchable waist member overlaps with each of the pair of stretchable side members in the lengthwise direction, is disposed further on the non-skin side than the absorbent body in the thickness direction, and overlaps with the absorbent body in the thickness direction but is not joined thereto.

Absorbent article
11179277 · 2021-11-23 · ·

An absorbent article has front and back surface sheets, and an absorbent body disposed within the front surface sheet and back surface sheet laminate. The absorbent article is further provided with a stretchable waist member disposed within the laminate in a manner enabling stretching in the width direction. The stretchable waist member is disposed between the absorbent body and the front surface sheet in the thickness direction and is joined to the front surface sheet. A portion of the stretchable waist member overlaps with and touches the absorbent body in the thickness direction but is not joined thereto, and the portion of the stretchable waist member that does not overlap with the absorbent body in the thickness direction is joined to the back surface sheet.

Disposable wearable absorbent article

A disposable wearable absorbent article comprises a chassis having an absorbent core and first and second side panels extending transversally outwards towards respective outer edges. Each of the first and second side panels comprises a mechanical fastening material affixed to an outer end portion of the panel whereby, in use, the first and second side panels can extend around a user's waist to couple the first and second side panels to the chassis. Each of the side panels is gathered in a longitudinal direction to form at least one pleat extending in the transverse direction, and comprises a binding material affixed to respective side panels to maintain each of the first and second side panels in a gathered configuration. A method for forming disposable wearable absorbent articles is also disclosed.

Absorbent articles with components for a uniform appearance

A taped absorbent article is provided. The taped absorbent article includes a chassis comprising a topsheet, a backsheet, an absorbent core positioned at least partially intermediate the topsheet and the backsheet, and an outer cover nonwoven material joined to the backsheet. The outer cover nonwoven material comprises a first mechanical bond pattern. The taped absorbent article includes a discrete ear laminate joined to the chassis. The discrete ear laminate includes a first nonwoven material having a garment-facing surface, a second nonwoven material having a wearer-facing surface, a plurality of ultrasonic bonds, and an elastic member positioned at least partially intermediate the first and second nonwoven materials. The garment-facing surface of the first nonwoven material comprises a second mechanical bond pattern. The first and second mechanical bond patterns are substantially the same. The outer cover nonwoven material is substantially the same as, or the same as, the first nonwoven material.

Elastomeric absorbent articles
11813145 · 2023-11-14 · ·

The present invention includes disposable absorbent articles, such as disposable undergarment, diapers, other garments, and wound care dressings, having an elastomeric material disposed between two substrate layers and an absorbent core system that disposed on top of or between the two substrate layers. This invention may also include a disposable article having an elastomeric material disposed between two substrate layers without an absorbent core. The inclusion of an stretch adhesive in the construction of the article in various portions of the article (e.g., fastening tabs, front and/or rear sections, entire article, etc.) results in improved securement of the article to a wearer for reducing the risk of leakage and further improving comfort for the wearer. Furthermore, the inclusion of a stretch adhesive can provide a smooth contoured fit to a wearer, thereby improving appearance and self-confidence for the wearer.