A61F13/627

METHOD FOR PROVIDING A LAMINATE WITH A HOOK AND LOOP FASTENING VOLUME, AND RESULTING LAMINATE
20220175593 · 2022-06-09 ·

The invention relates to a laminate comprising at least one support element in the form of a non-woven fabric selected from the group consisting of an SM (Spunbond-Meltblown), an SMS (Spunbond-Meltblown-Spunbond), an SMMS (Spunbond-Meltblown-Meltblown-Spunbond), and an SSMMS (Spunbond-Spunbond-Meltblown-Meltblown-Spunbond), having a lower face and an upper face, and at least one non-woven fabric with loops made of a material comprising synthetic thermoplastic polymers, having a lower face and an upper face. The upper face of the support element is secured to the lower face of the non-woven fabric with loops. The curve representing the force required to stretch the laminate along a given axis of the laminate, as a function of elongation, includes a segment in which, starting from a zero elongation value, the force increases from zero up to a maximum force, where the maximum force corresponds to the rupture of the laminate, and the curve comprises an inflection point (Pi) on the segment.

LAMINATE COMPRISING A SUPPORT ELEMENT AND AN ELEMENT HAVING LOOPS WHICH ARE FIXED TO ONE ANOTHER, IN PARTICULAR CALENDERED TO ONE ANOTHER

Laminate comprising a support component (1) in the form of a first layer of fibres and/or filaments, in particular a first non-woven fabric, and a component (2) with loops in the form of a second layer of fibres and/or filaments, in particular a second non-woven fabric with loops, the two components being fastened to one another, wherein the fastening causes so-called calendering islands (3, 3′) to appear on the external surface of the component with loops in the shape of an S with symmetrical heads, characterised in that each S-shaped island with symmetrical heads consists of two sub-islands (3A, 3B; 3′A, 3′B) forming opposite heads and an intermediate, non-fastened region (4; 4′) separating the two sub-islands forming opposite heads.

STRETCH LAMINATE FOR INCONTINENT DEVICE
20220287889 · 2022-09-15 ·

An element for an incontinent device includes: a stretch laminate having a stretch zone having an elongation with a set of less than about 20%, at a tensile load of 10 N/inch, a dead zone having an elongation of at least about 20% lower than the elongation of the stretch zone, and a hook layer registered in the dead zone of the stretch laminate, and where: H1+H2≥H3, when the hook layer having a height H1, the stretch zone having a height H2, and the dead zone where the hook layer is registered having a height H3.

Fastening systems comprising nonwoven substrates with hooks formed integrally thereon

A wearable article includes hook-and-loop fastening components. The hook-and-loop fastening components have a section of nonwoven web material on which an array of hooks is formed. At least some of the hooks may be integrally formed from the nonwoven material. The section of nonwoven web material may also include a section of loops material, wherein at least some of the loops may be integrally formed from the web material. The section of loops material may have a machine direction dimension of at least 20 mm and a cross direction dimension of at least 20 mm, and a surface area of at least 314 mm.sup.2. The article may further include an identifiable linear path, the identifiable linear path having a width greater than 2 mm and forming an angle with the machine direction of 45 degrees or less. Any such identifiable path at least partially overlies the loops-forming bond(s), at a plurality of locations along the identifiable linear path.

Method for providing a laminate with a hook and loop fastening volume, and resulting laminate
11357673 · 2022-06-14 · ·

The invention relates to a laminate (1) comprising at least one support element (2), for example a nonwoven fabric, in particular an SMS nonwoven, and at least one nonwoven loop fabric (3), in particular a carded nonwoven, secured to the support element (1), in particular by means of calendaring with the first nonwoven fabric, characterised in that the curve representing the force required to stretch the laminate along a given axis (e.g. the MD axis or the CD axis of the laminate) as a function of elongation, comprises a segment in which, starting from a zero elongation value, the force increases from zero up to a maximum force, corresponding in particular to the rupture of the laminate, and the curve comprises an inflection point (Pi) on said segment.

Absorbent article with fastening system

An absorbent article includes a chassis having i) a topsheet, ii) a backsheet comprising a film layer and an outer cover layer, and iii) an absorbent core disposed between the topsheet and the backsheet; and a fastening system, the fastening system having a male fastener and a female fastening material, wherein the female fastening material is comprised of a portion of the outer cover layer that is located in a landing zone area; wherein the film layer and the outer cover layer are joined together through a backsheet adhesive applied in a first pattern; and in the landing zone area, the film layer and the outer cover layer are joined together through an additional LZA adhesive applied in a second pattern.

ABSORBENT ARTICLE WITH FASTENING SYSTEM

An absorbent insert includes a topsheet, a backsheet, and an absorbent core disposed between the topsheet and backsheet; a lateral axis and longitudinal axis, and first lateral and second lateral ends. The absorbent insert further includes a fastening component that has a plurality of integrally formed fastening elements and an absorbent capacity of at least 120 g.

Loop fastener material for diaper and related method
11045364 · 2021-06-29 · ·

A composite loop face fabric which incorporates a multi-bar stitch-bonded construction and related fastening system. A yarn system forms an arrangement of surface loops extending in stitched relation through a composite nonwoven stitching substrate incorporating at least one layer of a cellulose tissue disposed in surface covering relation to at least one layer of a nonwoven support material of polymeric fiber. Multiple layers of cellulose tissue and nonwoven support material may be used if desired.

Absorbent article and fastening laminate

Absorbent article including a chassis and fastening tab. The fastening tab includes a carrier, a first fastener having first male fastening elements, and a second fastener. The second fastener includes a backing with first and second opposing surfaces, with second male fastening elements on the first surface. A first portion of the second surface of the backing is connected to the carrier, and a second portion of the second surface of the backing is attached to the topsheet side of the chassis. The carrier is attached to the backsheet side of the chassis. Some fastening laminates, before attachment to the article, have the second portion of the second fastener folded over to face the first portion of the second fastener. Other laminates have the second fastener positioned with its first surface toward the carrier and attached to the carrier with a film.

ABSORBENT ARTICLE WITH WAISTBAND

A disposable absorbent article is disclosed that includes a first waist region, a second waist region, a crotch region disposed between the first waist region and second waist region, a waist edge in the first waist region, at least one waistband in the first waist region, at least one fastener in the second waist region, and at least one discrete landing zone in the first waist region, the discrete landing zone comprising an lateral inboard edge, wherein the discrete landing zone and the waistband overlap to form an overlap region in the first waist region, and wherein the waistband does not overlap the lateral inboard edge of the discrete landing zone.