THREE-DIMENSIONAL NONWOVEN MATERIALS AND METHODS OF MANUFACTURING THEREOF

Three dimensional nonwoven materials and absorbent articles comprising such materials are disclosed. In one embodiment, an absorbent article may comprise an outer cover, a bodyside liner, an absorbent body, and a nonwoven material coupled to the bodyside liner. The nonwoven material may comprise an apertured zone providing a percent open area for the apertured zone that is greater than about 15%. The nonwoven material may be coupled to liner by a front waist bond forming a front waist bonding region which extends through the apertured zone and a rear waist bond forming a rear waist bonding region, wherein the rear waist bonding region has a length that is between about 2% and about 10% of the material length and the front waist bonding region has a length that is between about 20% and about 50% of the material length. 1. An absorbent article having a front waist region with a front waist edge , a rear waist region with a rear waist edge , and a crotch region disposed between the front waist region and the rear waist region , the article comprising:an outer cover;a bodyside liner;an absorbent body disposed between the outer cover and the body side liner; and 'an apertured zone comprising a plurality of openings formed between nodes and connecting ligaments of the nonwoven material and providing a percent open area for the apertured zone of the nonwoven material that is greater than about 15%, as determined by the Material Sample Analysis Test Method;', 'a nonwoven material coupled to the bodyside liner having a front edge, a rear edge, and a material length, the nonwoven material comprisingwherein the nonwoven material is coupled to bodyside liner by a primary front waist bond extending throughout a primary front waist bonding region and a primary rear waist bond extending throughout a primary rear waist bonding region, the primary front waist bonding region extending through the apertured zone and the primary rear waist bonding region being spaced from the primary ...

THREE-DIMENSIONAL NONWOVEN MATERIALS AND METHODS OF MANUFACTURING THEREOF

Three dimensional nonwoven materials and methods of manufacturing such materials are disclosed. In one embodiment, a nonwoven material may comprise a plurality of fibers, a first surface, and an apertured zone comprising: a plurality of nodes extending away from a base plane on the first surface, a plurality of connecting ligaments interconnecting the plurality of nodes, wherein a majority of the plurality of nodes include at least three connecting ligaments connecting to adjacent nodes, and a plurality of openings. The apertured zone may further comprise a lane of nodes which extends substantially in the longitudinal direction, and wherein the lane of nodes extending substantially in the longitudinal direction is formed of longitudinally adjacent nodes which are aligned such that lines drawn between centers of longitudinally adjacent nodes within the lane of nodes each form an angle with respect to the longitudinal direction of less than about 20 degrees. 1. A nonwoven material comprising a plurality of fibers and extending along a longitudinal direction between a first material end and a second material end , the nonwoven material comprising:a first surface and a second surface, the first surface being opposite from the second surface; a plurality of nodes extending away from a base plane on the first surface,', 'a plurality of connecting ligaments interconnecting the plurality of nodes, wherein a majority of the plurality of nodes include at least three connecting ligaments connecting to adjacent nodes, and', 'a plurality of openings; and, 'an apertured zone, the apertured zone comprisingwherein the apertured zone comprises a lane of nodes which extends substantially in the longitudinal direction, and wherein the lane of nodes extending substantially in the longitudinal direction is formed of longitudinally adjacent nodes which are aligned such that lines drawn between centers of longitudinally adjacent nodes within the lane of nodes each form an angle with ...

Optic heating compensation in a laser processing system

A laser beam is applied to optics to focus the laser beam into a focal point substantially on a piece of working material. An expected shift in a focal plane due to heating of the optics by the laser beam is determined. At least one feature of the optics is altered based on the expected shift so as to maintain the focal point substantially on the piece of working material. 1. A method comprising:applying a laser beam to optics to focus the laser beam into a focal point substantially on a piece of working material;determining an expected shift in a focal plane due to heating of the optics by the laser beam; andaltering at least one feature of the optics based on the expected shift so as to maintain the focal point substantially on the piece of working material.2. The method of wherein determining the expected shift in the focal plane due to heating of the optics comprises determining a power level of the laser beam applied to the optics and using the determined power level to determine the expected shift in the focal plane.3. The method of wherein determining the expected shift in the focal plane further comprises determining a weighted sum of a current power level of the laser beam and at least one past power level of the laser beam.4. The method of wherein determining the expected shift in the focal plane further comprises scaling the weighted sum.5. The method of wherein determining the weighted sum comprises using a weighting parameter and scaling the weighted sum comprises using a scaling parameter claim 4 , wherein the weighting parameter and the scaling parameter are determined by applying laser beams of different power levels to optics and measuring a change in a focal plane height over time for each different power level.6. The method of wherein the steps of determining an expected shift in the focal plane due to heating and altering at least one feature of the optics are repeated at fixed time intervals.7. The method of wherein altering at least one feature ...

Cutting position adjustment for cutting head

A laser cutting machine includes at least one galvo having a galvo field of view in which the galvo can cut a material moving with a speed past the galvo. A display in the machine provides an image of at least one pattern to be cut from a material, the pattern comprising of a plurality of objects with each object having a position on the material and each object comprising at least one cut. An optimizer in the machine receives the position on the material of each object of the pattern and assigns a start locations for each cut of each object and a trigger distance for each object to maximize the speed at which the material moves past the galvo while ensuring that each object is cut by the galvo at the object's respective position on the material.

Laser processing method for increasing hole diameter

A method for laser drilling holes on a moving web of material wherein the laser system can be used to drill holes having a diameter less than about 300 micron and holes having a diameter greater than about 300 micron without increasing the energy of the laser beam, and without laser profiling the hole to increase the diameter. The method comprises pulsing the laser beam a plurality of times while directing the focal point of the laser beam for each pulse on to the same target area on the material to produce a hole having an increased diameter. 1. A method comprising pulsing a laser beam a plurality of times without increasing laser energy per laser pulse and without reducing laser beam quality and wherein a focal point of the laser beam is directed to substantially a same target area on a substrate for each pulse thereby increasing the diameter of a hole in the substrate with each subsequent pulse.2. The method of and setting a laser spot size to a setting to produce a hole having a first diameter when pulsing the laser beam one time on the target area and pulsing the laser beam one or more additional times at substantially the same target area to increase the diameter of the hole to a second diameter greater than the first diameter.3. The method of and forming a plurality of laser created holes having the second diameter and wherein the substrate is a moving web.4. The method of wherein the laser is a COlaser.5. The method of wherein the substrate is flexible packaging material.6. The method of wherein the substrate is a thin film having a single layer or a multi-layer construction.7. The method of and further comprising providing a laser processing system having a laser source for generating the laser beam and the laser processing system comprising a lens for focusing the laser beam and reflecting the pulsed laser beam onto the substrate.8. A method of laser drilling a plurality of holes having one or more diameters in a moving web of material claim 1 , the method ...

Three-dimensional nonwoven materials and methods of manufacturing thereof

Three dimensional nonwoven materials and absorbent articles comprising such materials are disclosed. In one embodiment, an absorbent article may comprise an outer cover, a bodyside liner, an absorbent body, and a nonwoven material coupled to the bodyside liner. The nonwoven material may comprise an apertured zone providing a percent open area for the apertured zone that is greater than about 15%. The nonwoven material may be coupled to liner by a front waist bond forming a front waist bonding region which extends through the apertured zone and a rear waist bond forming a rear waist bonding region, wherein the rear waist bonding region has a length that is between about 2% and about 10% of the material length and the front waist bonding region has a length that is between about 20% and about 50% of the material length.

Three-dimensional nonwoven materials and methods of manufacturing thereof

Three dimensional nonwoven materials and methods of manufacturing such materials are disclosed. In one embodiment, a nonwoven material may comprise a plurality of fibers, a first surface, and an apertured zone comprising: a plurality of nodes extending away from a base plane on the first surface, a plurality of connecting ligaments interconnecting the plurality of nodes, wherein a majority of the plurality of nodes include at least three connecting ligaments connecting to adjacent nodes, and a plurality of openings. The apertured zone may further comprise a lane of nodes which extends substantially in the longitudinal direction, and wherein the lane of nodes extending substantially in the longitudinal direction is formed of longitudinally adjacent nodes which are aligned such that lines drawn between centers of longitudinally adjacent nodes within the lane of nodes each form an angle with respect to the longitudinal direction of less than about 20 degrees.

Three-dimensional nonwoven materials and methods of manufacturing thereof.

Se describen materiales no tejidos tridimensionales y métodos de fabricación de tales materiales. En una modalidad, un material no tejido puede comprender una pluralidad de fibras, una primera superficie, y una zona perforada que comprende: una pluralidad de nodos que se extienden alejándose de un plano base en la primera superficie, una pluralidad de ligamentos de conexión que interconectan la pluralidad de nodos, en donde la mayoría de la pluralidad de nodos incluye al menos tres ligamentos de conexión que se conectan a los nodos adyacentes, y una pluralidad de aberturas. La zona perforada puede comprender además un carril de nodos que se extiende sustancialmente en la dirección longitudinal, y en donde el carril de nodos que se extiende sustancialmente en la dirección longitudinal se forma de nodos longitudinalmente adyacentes que se alinean de manera que las líneas trazadas entre los centros de los nodos longitudinalmente adyacentes dentro del carril de nodos cada una forma un ángulo con respecto a la dirección longitudinal de menos de aproximadamente grados.

Three-dimensional nonwoven materials and methods of manufacturing thereof

Three dimensional nonwoven materials and methods of manufacturing such materials are disclosed. In one embodiment, a nonwoven material comprising a plurality of fibers may comprise a first surface and a second surface, the first surface being opposite from the second surface, and an apertured zone. The apertured zone may comprise a plurality of nodes extending away from a base plane on the first surface, a plurality of connecting ligaments interconnecting the plurality of nodes, wherein a majority of the plurality of nodes include at least three connecting ligaments connecting to adjacent nodes, and a plurality of openings providing a percent open area for the apertured zone of the nonwoven material from about 10% to about 60%, as determined by the Material Sample Analysis Test Method.

Three-dimensional nonwoven materials and methods of manufacturing thereof

Three dimensional nonwoven materials and methods of manufacturing such materials are disclosed. In one embodiment, a nonwoven material may comprise a plurality of fibers and may further comprise an opposing first surface and a second surface, an apertured zone comprising a plurality of nodes extending away from a base plane on the first surface, a plurality of connecting ligaments interconnecting the plurality of nodes, and a plurality of openings providing a percent open area for the apertured zone that is greater than about 15%, as determined by the Material Sample Analysis Test Method. The material may further comprise a first and second side zones with the nonwoven material having a material width and the first and second side zones having first and second side zone widths, and wherein each of the first and second side zone widths are between about 5% and about 25% of the nonwoven material width.

absorbent article

Materiais tridimensionais não tecidos e artigos absorventes compreendendo tais materiais são divulgados. Em uma modalidade, um artigo absorvente pode compreender uma cobertura externa, um forro do lado do corpo, um corpo absorvente e um material não tecido acoplado ao forro do lado do corpo. O material não tecido pode compreender uma zona perfurada fornecendo uma percentagem de área aberta para a zona perfurada que é superior a cerca de 15%. O material não tecido pode ser acoplado ao forro por um elo frontal da cintura formando uma região de união frontal da cintura que se estende através da zona com aberturas e uma união posterior da cintura formando uma região de união posterior da cintura, em que a região de união posterior da cintura tem um comprimento que está entre cerca de 2% e cerca de 10% do comprimento do material e a região frontal de ligação da cintura tem um comprimento que está entre cerca de 20% e cerca de 50% do comprimento do material. Three-dimensional non-woven materials and absorbent articles comprising such materials are disclosed. In one embodiment, an absorbent article may comprise an outer covering, a body-side liner, an absorbent body, and a non-woven material coupled to the body-side liner. The nonwoven material may comprise a perforated zone providing a percentage of open area for the perforated zone which is greater than about 15%. The non-woven material may be coupled to the lining by a front waist link forming a front waist joining region which extends through the apertured region and a rear waist joining region forming a rear waist joining region, wherein the back waist tie has a length that is between about 2% and about 10% of the length of the material and the front waist tie region has a length that is between about 20% and about 50% of the length of the waistband. material.

Three-dimensional nonwoven materials and methods of manufacturing thereof

A method form forming a three-dimensional material having nodes 21, ligaments 14 and apertures 24 comprises the steps of providing a precursor web, transferring the precursor web to a forming surface having a plurality of forming holes and a plurality of projections, and directing a plurality of pressurized fluid streams of entangling fluid at the precursor web to move some of the fibers into the plurality of forming holes to form nodes and to move some of the fibres around the projections to create openings.

Three-dimensional nonwoven materials and methods of manufacturing thereof.

Se describen materiales no tejidos tridimensionales y métodos de fabricación de tales materiales. Un artículo absorbente puede incluir un cuerpo absorbente y un recubrimiento exterior. El artículo absorbente también puede incluir un material no tejido enredado por fluido. El cuerpo absorbente puede disponerse entre el material no tejido enredado por fluido y el recubrimiento exterior. El no tejido enredado por fluido puede incluir una primera superficie y una segunda superficie. El material no tejido también puede incluir una pluralidad de nodos que se extienden alejándose de un plano base en la primera superficie hacia el cuerpo absorbente. El material no tejido puede incluir además una pluralidad de aberturas que se extienden desde la primera superficie hasta la segunda superficie a través del material no tejido enredado por fluido. Las aberturas individuales de la pluralidad de aberturas pueden disponerse entre nodos adyacentes de la pluralidad de nodos.

Three-dimensional nonwoven materials and methods of manufacturing thereof

A forming surface for nonwoven material and methods of manufacture

A forming surface for fluid-entangled nonwoven material includes a wall with a plurality of formation holes. Each of the plurality of formation holes includes a blind hole and at least one outlet passage. An end portion of each blind hole is recessed within the wall.

A nonwoven material and methods of manufacture

A nonwoven material includes a plurality of fibers forming a nonwoven fibrous web with a plurality of fibers forming a nonwoven fibrous web with a plurality of nodes. The nodes may have a desirable material distribution, such as a ratio of an average thickness of a wall to an average thickness of a cap being between 1.1:1 and 1.5:1, a ratio of an average height of the nodes to the average thickness of the wall being between 3.2:1 and 2.6:1, and the material has a compression linearity of greater than between 0.9 and 1.1.

A reinforced nonwoven material

A nonwoven material includes a plurality of fibers forming a nonwoven fibrous web. The nonwoven fibrous web includes a perforated zone with a plurality of apertures. The nonwoven fibrous web also includes a plurality of support areas that are configured to limit elongation of the nonwoven fibrous web when the nonwoven fibrous web is under tension.

A nonwoven material with a shaped perforated zone

A nonwoven material includes a plurality of fibers forming a nonwoven fibrous with a perforated zone having a plurality of apertures. A width of the perforated zone is defined between side portions of the perforated zone, and the width of the perforated zone tapers at a first end portion of the perforated zone.

A formation surface with a reference line and method for manufacturing zoned webs

A formation surface includes a wall that defines a plurality of lanes with discrete feature zones. The wall further includes a reference line with a plurality of features. The formation surface may be used to modify a substrate to include a reference line index. The reference line index may be used to register the substrate during slitting of the substrate.

System and method for synchronizing a laser beam to a moving web

A system for synchronizing a cutting laser beam (16) with the motion of a moving web material includes a beam source (12), optics, one or two moveable mirrors (30), one or two mirror motors (32), an encoder (38) and a computer. The encoder (38), which is attached to a tension roller in the system, measures the speed of the moving web (34) and generates a signal representative of the measured speed. The encoder (38) transmits the measured clock signal to a computer, which synchronizes the motion of the mirrors (30) and modulates the power of the laser (12) according to the encoder clock signal. Thus, the galvo-laser is synchronized to the moving web (34).

Material não tecido emaranhado de fluido

MATERIAL NÃO TECIDO. Materiais não tecidos tridimensionais e métodos de fabricação de tais materiais são divulgados. Em uma modalidade, um material não tecido pode compreender uma pluralidade de fibras e pode ainda compreender uma primeira superfície oposta e uma segunda superfície, uma zona com aberturas compreendendo uma pluralidade de nós que se estendem para longe de um plano de base na primeira superfície, uma pluralidade de ligamentos de conexão interligar a pluralidade de nós e uma pluralidade de aberturas proporcionando uma percentagem de área aberta para a zona perfurada que é maior do que cerca de 15%, conforme determinado pelo Método de Teste de Análise de Amostra de Material. O material pode compreender ainda uma primeira e segunda zonas laterais com o material não tecido tendo uma largura de material e a primeira e segunda zonas laterais tendo primeira e segunda larguras de zona lateral, e em que cada uma dentre a primeira largura e a segunda de zona lateral está entre cerca de 5% e cerca de 25% da largura do material não tecido.

Three-dimensional nonwoven materials and methods of manufacturing thereof

Three-dimensional nonwoven materials and methods of manufacturing thereof

Artigo absorvente

Materiais tridimensionais não tecidos e artigos absorventes compreendendo tais materiais são divulgados. Em uma modalidade, um artigo absorvente pode compreender uma cobertura externa, um forro do lado do corpo, um corpo absorvente e um material não tecido acoplado ao forro do lado do corpo. O material não tecido pode compreender uma zona perfurada fornecendo uma percentagem de área aberta para a zona perfurada que é superior a cerca de 15%. O material não tecido pode ser acoplado ao forro por um elo frontal da cintura formando uma região de união frontal da cintura que se estende através da zona com aberturas e uma união posterior da cintura formando uma região de união posterior da cintura, em que a região de união posterior da cintura tem um comprimento que está entre cerca de 2% e cerca de 10% do comprimento do material e a região frontal de ligação da cintura tem um comprimento que está entre cerca de 20% e cerca de 50% do comprimento do material.

Three-dimensional nonwoven materials and methods of manufacturing thereof

Three dimensional nonwoven materials and methods of manufacturing such materials are disclosed. In one embodiment, a nonwoven material may comprise a plurality of fibers, a first surface, and an apertured zone comprising: a plurality of nodes extending away from a base plane on the first surface, a plurality of connecting ligaments interconnecting the plurality of nodes, wherein a majority of the plurality of nodes include at least three connecting ligaments connecting to adjacent nodes, and a plurality of openings. The apertured zone may further comprise a lane of nodes which extends substantially in the longitudinal direction, and wherein the lane of nodes extending substantially in the longitudinal direction is formed of longitudinally adjacent nodes which are aligned such that lines drawn between centers of longitudinally adjacent nodes within the lane of nodes each form an angle with respect to the longitudinal direction of less than about 20 degrees.

Three-dimensional nonwoven materials and methods of manufacturing thereof

Three dimensional nonwoven materials and methods of manufacturing such materials are disclosed. An absorbent article can include an absorbent body and an outer cover. The absorbent article can also include a fluid-entangled nonwoven material. The absorbent body can be disposed between the fluid-entangled nonwoven material and the outer cover. The fluid-entangled nonwoven can include a first surface and a second surface. The nonwoven material can also include a plurality of nodes extending away from a base plane on the first surface towards the absorbent body. The nonwoven material can further include a plurality of openings extending from the first surface to the second surface through the fluid-entangled nonwoven material. Individual openings of the plurality of openings can be disposed between adjacent nodes of the plurality of nodes.

Three-dimensional nonwoven materials and methods of manufacturing thereof

Three dimensional nonwoven materials and absorbent articles comprising such materials are disclosed. In one embodiment, an absorbent article may comprise an outer cover, a bodyside liner, an absorbent body, and a nonwoven material coupled to the bodyside liner. The nonwoven material may comprise an apertured zone providing a percent open area for the apertured zone that is greater than about 15%. The nonwoven material may be coupled to liner by a front waist bond forming a front waist bonding region which extends through the apertured zone and a rear waist bond forming a rear waist bonding region, wherein the rear waist bonding region has a length that is between about 2% and about 10% of the material length and the front waist bonding region has a length that is between about 20% and about 50% of the material length.

Three-dimensional nonwoven materials and methods of manufacturing thereof

Three dimensional nonwoven materials and methods of manufacturing such materials are disclosed. In one embodiment, a nonwoven material may comprise a plurality of fibers and may further comprise an opposing first surface and a second surface, an apertured zone comprising a plurality of nodes extending away from a base plane on the first surface, a plurality of connecting ligaments interconnecting the plurality of nodes, and a plurality of openings providing a percent open area for the apertured zone that is greater than about 15%, as determined by the Material Sample Analysis Test Method. The material may further comprise a first and second side zones with the nonwoven material having a material width and the first and second side zones having first and second side zone widths, and wherein each of the first and second side zone widths are between about 5% and about 25% of the nonwoven material width.