A61F2013/1591

Bond pattern

A composite includes a first substrate and a second substrate joined in a bonding region, wherein the first substrate comprises a first Peak Force Tensile Strength and the second Peak Force Tensile Strength. The first Peak Force Tensile Strength is greater than or equal to the second Peak Force Tensile Strength. The bonding region has a Bond Density of about 10% to about 22%; and a Composite Tensile Strength at Peak Force that is within about 15% of the second Peak Force Tensile Strength.

ABSORBENT CORES AND METHODS FOR FORMING ABSORBENT CORES
20230190539 · 2023-06-22 ·

Pulpless absorbent cores and methods of manufacture are disclosed. A method of forming an absorbent core may comprise moving a forming surface in a machine direction, creating a pressure differential across the forming surface, advancing a base carrier sheet on the forming surface in the machine direction, applying a first adhesive onto the base carrier sheet, and applying a first quantity of particulate material onto the first adhesive at a first cross-machine direction width. The method may further comprise depositing a matrix of material onto the first quantity of particulate material at a second cross-machine direction width, the matrix of material comprising a second quantity of particulate material and a second adhesive, wherein the second cross-machine direction width is smaller than the first cross-machine direction width, and wherein the second quantity of particulate material and the adhesive are pre-mixed prior to deposition onto the first quantity of particulate material.

Absorbent articles having texture zones forming background patterns and macro patterns

An absorbent article comprises first and second substrates and one or more elastic elements disposed at least partially intermediate the substrates. The second substrate is attached to the first substrate and/or to portions of the elastic elements. The absorbent article comprises an adhesive having a first and second pattern of elements disposed on first substrate, and first and second texture zones. The first texture zone comprises a first portion of the substrates, a first portion of the elastic elements, and the first pattern of elements of the adhesive and forms a background pattern in the first portion of the substrates. The second texture zone comprises a second portion of the substrates, a second portion of the one or more elastic elements, and the second pattern of elements of the adhesive and forms a macro pattern in the second portion of the substrates.

Apparatus for applying adhesive to stretchable members and stretchable composite sheet
11253404 · 2022-02-22 · ·

A stretchable composite sheet, wherein pleat-free regions where no pleats are formed are formed between a plurality of pleat formation regions, the sheet being made by a method, wherein non-continuous coating sections are set so as to correspond to form the plurality of pleat formation regions, and non-coating sections are set so as to correspond to form the pleat-free regions, and an intermittent coating is performed on stretchable elastic members (rubber threads). An apparatus for non-continuously and intermittently applying a hot-melt adhesive comprises an intermittent coating unit, which includes a hot-melt supply control device having a valve mechanism and a coating head having slit grooves in which coating areas are formed, and a non-continuous coating unit, which vertically vibrates rubber threads, passing through the coating areas, between a coating position and a non-coating position.

Wearable article having artwork
11666489 · 2023-06-06 · ·

Disclosed is a wearable article comprising a main body and a ring-like elastic belt comprising an outer cover layer, a backsheet, a front belt artwork region; and a back belt artwork region; and wherein one or both of the front and back belt artwork regions comprises a belt artwork; a transitional region on the front waist panel and the back waist panel where the outer cover layer exists; and a crotch artwork region on the crotch panel comprising a crotch artwork; wherein at least some of the belt artwork and some of the crotch artwork are printed on the backsheet, wherein when the opacity of the outer cover layer is OC and the opacity of one or both of the front belt and the back belt comprising the belt artwork is OB, respectively, the difference between OC and OB is less than about 20%.

WEARABLE ARTICLE HAVING ARTWORK
20170290710 · 2017-10-12 ·

The present invention is directed to a wearable article 20 continuous in a longitudinal direction and a transverse direction comprising a main body 38 and a ring-like elastic belt 40 comprising an outer cover layer 42 at the most garment-facing side and a backsheet 60 attached to the skin-facing surface of the outer cover layer 42; wherein the longitudinal length of the outer cover layer 42 is longer than the longitudinal length of the crotch panel 56 and shorter than the longitudinal length of the backsheet 60; and further comprising: a front belt artwork region 40F disposed on the front waist panel 52 where the outer cover layer 42 is absent; and a back belt artwork region 40B disposed on the back waist panel 54 where the outer cover layer 42 is absent; and wherein one or both of the front belt artwork region 40F and the back belt artwork region 40B comprises a belt artwork 40A; a transitional region 34F, 34B disposed on the front waist panel 52 and the back waist panel 54 where the outer cover layer 42 exists; and a crotch artwork region 30 disposed on the crotch panel 56 comprising a crotch artwork 40A; wherein at least some of the belt artwork 30A and some of the crotch artwork 40A are printed on the backsheet 60, wherein when the opacity of the outer cover layer is OC and the opacity of one or both of the front belt and the back belt 84, 86 comprising the belt artwork is OB, respectively, the difference between OC and OB is less than about 20%.

Body conforming disposable absorbent article having leg wraps and internal topsheet and method of making same

A secondary internal topsheet and leg wrap structure is provided in a disposable absorbent garment such as a diaper or training pants. The leg wrap structure has a base layer, a top layer, and an elastic construction disposed inbetween. The elastic construction includes a plurality of spaced apart elastic elements that are aligned in a generally in generally parallel relation. The leg wrap structure and secondary topsheet provides for the efficient formation of a reservoir and a plurality of fluid dams each capable of capturing a quantity of fluid to minimize the occurrence of fluid leaks from the absorbent article. Methods of forming such absorbent articles are disclosed.

ABSORBENT ARTICLE

The absorbent article as disclosed herein has longitudinal side edges extending in a longitudinal direction and transverse front and rear end edges extending in a transverse direction. The absorbent article comprises a fluid permeable surface layer, a backsheet and an intermediate layer located between the fluid permeable surface layer and the backsheet. The surface layer has a wearer-facing portion facing the user during use. The surface layer is an air through bonded fibrous nonwoven surface layer having a basis weight of from 14 to 30 g/m2 and a density of from 20 to 90 kg/m3. The intermediate layer extends under from 70 to 100% of the wearer-facing portion of the surface layer. The intermediate layer and the surface layer have a respective elongation at 10 N/50 mm. The elongation of the intermediate layer is lower than the elongation of the surface layer.

SYSTEM AND METHOD FOR MAKING ELASTIC PANELS
20220040007 · 2022-02-10 ·

A system for manufacturing elastic strand nonwoven panels including an unwind module, a lamination module and a folding module. Elastic strand material is fed from cores disposed on the unwind module through rollers towards the lamination module, where the elastic strand material is attached to a nonwoven web to form an elastic strand nonwoven web. At the folding module, the elastic strand nonwoven web is folded over itself by operation of plates underneath which the elastic strand nonwoven web is fed under tension.

Method and apparatus for applying an elastic material to a moving substrate in a curved path

Aspects of the methods and apparatuses relate to making elastic laminates, and more particularly, methods and apparatuses for applying elastic material in a curved path onto an advancing substrate. The elastic material may be in various forms, such as for example, elastic strands and/or ribbons. Apparatuses and methods disclosed herein may also provide for the application of viscous fluids, such as adhesives, in pre-determined patterns to the elastic material while being positioned on an advancing substrate.