NONWOVEN MATERIAL HAVING DISCRETE THREE-DIMENSIONAL DEFORMATIONS WITH WIDE BASE OPENINGS AND SPECIFIC FIBER CONCENTRATIONS

Nonwoven materials having discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the nonwoven material and wide base openings adjacent to the second surface of the nonwoven material are disclosed. The nonwoven materials are made of at least two layers that include at least a first nonwoven layer and a second nonwoven layer. Portions of the fibers in each layer form part of the undeformed first region, the side walls of the protrusions, and the distal ends of the protrusions. There may be differences in the concentration of fibers, or other properties, within at least one of the first and second layers in each of these parts of the deformed nonwoven material.

NONWOVEN MATERIAL HAVING DISCRETE THREE-DIMENSIONAL DEFORMATIONS FORMING PROTRUSIONS HAVING A VARYING WIDTH AND WIDE BASE OPENINGS

Nonwoven materials having discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the nonwoven material and wide base openings adjacent to the second surface of the nonwoven material are disclosed. The width of the protrusions may vary along the length of the protrusions.

ADHESIVE PRECURSOR

A process is provided for bonding a substrate to a material using an adhe sive precursor comprising a reactive mixture which is reacted to form an adh esive as a product of ester condensation. The reactive mixture includes a mo nomer mixture comprising at least one polyhydric alcohol and a reactant sele cted from the group consisting of at least one organic polyacid; at least on e organic anhydride; and combinations thereof. Alternatively, the reactive m ixture comprises a prepolymer formed from the monomer mixture; a combination of the prepolymer and the monomer mixture; or a combination of the prepolym er and reactants such as polyhydric alcohol, organic polyacid, organic anhyd ride, and combinations thereof.

MELT PROCESSABLE REACTIVE PELLETS CAPABLE OF FORMING ESTER CONDENSATES AND PROCESS FOR FORMING MELT PROCESSABLE REACTIVE PELLETS

Reactive compositions are formed into melt processable reactive pellets. The reactive compositions include at least one filler such as talc, clay, pulp, etc. and a reactive mixture comprising at least one polyhydric alcohol and a reactant selected from the group consisting of at least one organic polyacid; at least one organic anhydride; and combinations thereof. Alternatively, the reactive compositions comprise at least one filler and a prepolymer formed from the reactive mixture.

Nonwoven material having discrete three-dimensional deformations that are configured to collapse in a controlled manner

Nonwoven materials having discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the nonwoven material and wide base openings adjacent to the second surface of the nonwoven material are disclosed. At least some of the three-dimensional deformations are configured to collapse in a controlled manner when compressive forces are applied on the nonwoven material.

NONWOVEN MATERIAL HAVING DISCRETE THREE-DIMENSIONAL DEFORMATIONS WITH DIFFERENTIAL OPACITY REGIONS

Nonwoven materials having a first region and a plurality of discrete integral second regions that are in the form of three-dimensional deformations forming protrusions that extend outward from the first surface of the nonwoven material and wide base openings adjacent to the second surface of the nonwoven material are disclosed. The nonwoven materials include at least two layers that are each formed of a plurality of fibers. The first region has a first light transmission value and the second regions have a second light transmission value.

FIBERS FORMED OF ESTER CONDENSATES AND PROCESS FOR FORMING FIBERS FROM ESTER CONDENSATES

Fibers are formed from ester condensates of polyhydric alcohols and organic polyacids or anhydrides. The process for making the fibers comprises forming a reactive mixture from a polyhydric alcohol and organic polyacid mixture heated to produce a low molecular weight ester condensation product which is subsequently pumped through a spinneret causing additional ester condensation reaction in situ with fiber formation.

METHOD OF MAKING NONWOVEN MATERIAL HAVING DISCRETE THREE-DIMENSIONAL DEFORMATIONS WITH WIDE BASE OPENINGS

A method of forming deformations in a nonwoven web includes the steps of: a) providing a precursor nonwoven web; b) providing a pair of forming members which include: a first forming member having a surface comprising a plurality of discrete, spaced apart male forming elements; and a second forming member having a surface comprising a plurality of recesses in the second forming member, wherein the recesses are aligned and configured to receive the male forming elements therein, wherein the recesses have a plan view periphery that is larger than, and may completely surround, the plan view periphery of the male elements; and c) mechanically deforming the precursor nonwoven web with the forming members by placing the precursor nonwoven web between the forming members. The method forms a nonwoven web having a generally planar first region and a plurality of discrete deformations. The deformations form protrusions that extend outward from the first surface of the nonwoven web and a base opening ...

NONWOVEN MATERIAL HAVING DISCRETE THREE-DIMENSIONAL DEFORMATIONS WITH WIDE BASE OPENINGS THAT ARE TIP BONDED TO ADDITIONAL LAYER

A composite sheet that includes a first sheet and a second sheet is disclosed. The first and second sheets are bonded to each other at a number of spaced apart discrete inter-sheet bond locations. The first sheet is a nonwoven material that has discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the first sheet to their distal ends and wide base openings adjacent to the second surface of the first sheet. The second sheet is a generally planar sheet that contacts the distal ends of the protrusions on the first sheet. The second sheet is bonded to the first sheet at spaced apart inter-sheet bond locations where the distal ends of the protrusions on the first sheet contact the second sheet.

NONWOVEN MATERIAL HAVING DISCRETE THREE-DIMENSIONAL DEFORMATIONS WITH WIDE BASE OPENINGS THAT ARE BASE BONDED TO ADDITIONAL LAYER

A composite sheet that includes a first sheet and a second sheet is disclosed. The first and second sheets are bonded to each other at a number of spaced apart discrete inter-sheet bond locations. The first sheet is a nonwoven material that has discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the first sheet to their distal ends and wide base openings adjacent to the second surface of the first sheet. The second sheet is a generally planar sheet that contacts the distal ends of the protrusions on the first sheet. The second sheet is bonded to the first sheet at spaced apart inter-sheet bond locations where the first region of the first sheet contacts the second sheet.

METHODS FOR MAKING ZONED APERTURED WEBS

A method for making a zoned apertured nonwoven web comprises providing an unapertured nonwoven web having a first plurality of weakened locations in a first pattern in a first zone and a second plurality of weakened locations in a second pattern in a second zone. The method comprises applying a substantially cross machine directional tensioning force to the nonwoven web to cause the nonwoven web to rupture at some of the first and second pluralities of weakened locations. The applying step creates a plurality of first apertures in the nonwoven web coincident with the some of the first plurality of weakened locations and a plurality of second apertures in the nonwoven web coincident with the some of the second plurality of weakened locations. The cross machine directional width of the nonwoven web after the applying step is substantially the same in the first zone and the second zone.

NONWOVEN MATERIAL HAVING DISCRETE THREE-DIMENSIONAL DEFORMATIONS THAT ARE CONFIGURED TO COLLAPSE IN A CONTROLLED MANNER

Nonwoven materials having discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the nonwoven material and wide base openings adjacent to the second surface of the nonwoven material are disclosed. At least some of the three-dimensional deformations are configured to collapse in a controlled manner when compressive forces are applied on the nonwoven material.

NONWOVEN MATERIAL HAVING DISCRETE THREE-DIMENSIONAL DEFORMATIONS WITH WIDE BASE OPENINGS

Nonwoven materials having discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the nonwoven material and wide base openings adjacent to the second surface of the nonwoven material are disclosed. The nonwoven materials include multiple fibers that extend from the base of the protrusions to the distal end of the protrusions, and contribute to form a portion of the sides and cap of a protrusion. Such fibers may at least substantially surround the sides of the protrusions.

FIBERS FORMED OF ESTER CONDENSATES AND PROCESS FOR FORMING FIBERS FROM ESTER CONDENSATES

METHODS FOR MAKING ZONED APERTURED WEBS

A method for making a zoned apertured nonwoven web comprises providing an unapertured nonwoven web having a first plurality of weakened locations in a first pattern in a first zone and a second plurality of weakened locations in a second pattern in a second zone. The method comprises applying a substantially cross machine directional tensioning force to the nonwoven web to cause the nonwoven web to rupture at some of the first and second pluralities of weakened locations. The applying step creates a plurality of first apertures in the nonwoven web coincident with the some of the first plurality of weakened locations and a plurality of second apertures in the nonwoven web coincident with the some of the second plurality of weakened locations. The cross machine directional width of the nonwoven web after the applying step is substantially the same in the first zone and the second zone.

Methods for making zoned apertured webs

A method for making a zoned apertured nonwoven web comprises providing an unapertured nonwoven web having a first plurality of weakened locations in a first pattern in a first zone and a second plurality of weakened locations in a second pattern in a second zone. The method comprises applying a substantially cross machine directional tensioning force to the nonwoven web to cause the nonwoven web to rupture at some of the first and second pluralities of weakened locations. The applying step creates a plurality of first apertures in the nonwoven web coincident with the some of the first plurality of weakened locations and a plurality of second apertures in the nonwoven web coincident with the some of the second plurality of weakened locations. The cross machine directional width of the nonwoven web after the applying step is substantially the same in the first zone and the second zone.

Nonwoven material having discrete three-dimensional deformations with differential opacity regions

Nonwoven materials having a first region and a plurality of discrete integral second regions that are in the form of three-dimensional deformations forming protrusions that extend outward from the first surface of the nonwoven material and wide base openings adjacent to the second surface of the nonwoven material are disclosed. The nonwoven materials include at least two layers that are each formed of a plurality of fibers. The first region has a first light transmission value and the second regions have a second light transmission value.

NUUKLEIERUNGSMITTEL FÜR POLYHYDROXYALKANOATE

NUCLEATING AGENTS FOR POLYHYDROXYALKANOATES

The present invention provides a process for crystallizing a polymer having at least 20 mole percent of hydroxyalkanoate repeat units, comprising admixing the polymer and a compound of the formula R1-C(O)N(R2)2, R1-C(O)NH-(R3)-NHC(O)-R1, R1-NHC(O)NH-(R3)-NHC(O)NH-R1, R1-NHC(O)-R2, R1-NHC(O)-(R3)-C(O)NH-R1, R1-C(O)NH-(R3)-C(O)NH-R1, R1-NHC(O)NH-(R3)-C(O)NH-R1, R1-NHC(O)NH-(R3)-NHC(O)-R1, or a combination thereof, at a first temperature, which is from about 5°C to about 15°C above the melting point of the polymer; and cooling the polymer at a second temperature, which is from about the glass transition temperature of the polymer to about the melting point of the compound. The present invention also provides a composition comprising a polymer having at least about 20 mole percent of hydroxyalkanoate repeat units, and a compound of the formula R1-C(O)N(R2)2, R1-C(O)NH-(R3)-NHC(O)-R1, R1-NHC(O)NH-(R3)-NHC(O)NH-R1, R1-NHC(O)-R2, R1-NHC(O)-(R3)-C(O)NH-R1, R1-C(O)NH-(R3)-C(O)NH-R1, R1-NHC(O)NH- ...

Nucleating agents for polyhydroxyalkanoates

The present invention provides a process for crystallizing a polymer having at least 20 mole percent of hydroxyalkanoate repeat units, comprising admixing the polymer and a compound of the formula R¹-C(O)N(R²)₂, R¹-C(O)NH-(R³)-NHC(O)-R¹, R¹-NHC(O)NH-(R³)-NHC(O)NH-R¹, R¹-NHC(O)-R², R¹-NHC(O)-(R³)-C(O)NH-R¹, R¹-C(O)NH-(R³)-C(O)NH-R¹, R¹-NHC(O)NH-(R³)-C(O)NH-R¹, R¹-NHC(O)NH-(R³)-NHC(O)-R¹, or a combination thereof, at a first temperature, which is from about 5° C. to about 15° C. above the melting point of the polymer; and cooling the polymer at a second temperature, which is from about the glass transition temperature of the polymer to about the melting point of the compound. The present invention also provides a composition comprising a polymer ...

Nonwoven material having discrete three-dimensional deformations with wide base openings that are base bonded to additional layer

A composite sheet that includes a first sheet and a second sheet is disclosed. The first and second sheets are bonded to each other at a number of spaced apart discrete inter-sheet bond locations. The first sheet is a nonwoven material that has discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the first sheet to their distal ends and wide base openings adjacent to the second surface of the first sheet. The second sheet is a generally planar sheet that contacts the distal ends of the protrusions on the first sheet. The second sheet is bonded to the first sheet at spaced apart inter-sheet bond locations where the first region of the first sheet contacts the second sheet.

Apparatus having forming members with surface texture for making nonwoven material having discrete three-dimensional deformations with wide base openings

An apparatus for forming deformations in a nonwoven web is disclosed. The apparatus includes a pair of forming members that form a nip therebetween. The forming members include: a first forming member having a surface comprising a plurality of discrete, spaced apart male forming elements; and a second forming member having a surface comprising a plurality of recesses in the second forming member, wherein the recesses are aligned and configured to receive the male forming elements therein, wherein the recesses have a plan view periphery that is larger than, and may completely surround, the plan view periphery of the male elements. At least one of the forming members has a plurality of discrete surface texture elements thereon.

Method for producing biodegradable and recoverable barrier paper laminates

The invention discloses a method for producing a biodegradable and recoverable barrier paper laminate. The biodegradable and recoverable barrier paper laminate comprises an inorganic barrier layer which prevents permeation.

Nonwoven material having discrete three-dimensional deformations with wide base openings

Nonwoven materials having discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the nonwoven material and wide base openings adjacent to the second surface of the nonwoven material are disclosed. The nonwoven materials include multiple fibers that extend from the base of the protrusions to the distal end of the protrusions, and contribute to form a portion of the sides and cap of a protrusion. Such fibers may at least substantially surround the sides of the protrusions.

Melt Processable Reactive Pellets Capable of Forming Ester Condensates and Process for Forming Melt Processable Reactive Pellets

Reactive compositions are formed into melt processable reactive pellets. The reactive compositions include at least one filler such as talc, clay, pulp, etc. and a reactive mixture comprising at least one polyhydric alcohol and a reactant selected from the group consisting of at least one organic polyacid; at least one organic anhydride; and combinations thereof. Alternatively, the reactive compositions comprise at least one filler and a prepolymer formed from the reactive mixture.

Fibers formed of ester condensates and process for forming fibers from ester condensates

Fibers are formed from ester condensates of polyhydric alcohols and organic polyacids or anhydrides. The process for making the fibers comprises forming a reactive mixture from a polyhydric alcohol and organic polyacid mixture heated to produce a low molecular weight ester condensation product which is subsequently pumped through a spinneret causing additional ester condensation reaction in situ with fiber formation.

Fibers formed of ester condensates and process for forming fibers from ester condensates

Fibers are formed from ester condensates of polyhydric alcohols and organic polyacids or anhydrides. The process for making the fibers comprises forming a reactive mixture from a polyhydric alcohol and organic polyacid mixture heated to produce a low molecular weight ester condensation product which is subsequently pumped through a spinneret causing additional ester condensation reaction in situ with fiber formation.

Melt processable reactive pellets capable of forming ester condensates and process for forming melt processable reactive pellets

Reactive compositions are formed into melt processable reactive pellets. The reactive compositions include at least one filler such as talc, clay, pulp, etc. and a reactive mixture comprising at least one polyhydric alcohol and a reactant selected from the group consisting of at least one organic polyacid; at least one organic anhydride; and combinations thereof. Alternatively, the reactive compositions comprise at least one filler and a prepolymer formed from the reactive mixture.

Method of making nonwoven material having discrete three-dimensional deformations with wide base openings

A method of forming deformations in a nonwoven web includes the steps of: a) providing a precursor nonwoven web; b) providing a pair of forming members which include: a first forming member having a surface comprising a plurality of discrete, spaced apart male forming elements; and a second forming member having a surface comprising a plurality of recesses in the second forming member, wherein the recesses are aligned and configured to receive the male forming elements therein, wherein the recesses have a plan view periphery that is larger than, and may completely surround, the plan view periphery of the male elements; and c) mechanically deforming the precursor nonwoven web with the forming members by placing the precursor nonwoven web between the forming members. The method forms a nonwoven web having a generally planar first region and a plurality of discrete deformations. The deformations form protrusions that extend outward from the first surface of the nonwoven web and a base opening adjacent to the second surface of the nonwoven web. The maximum interior width of the cap portion of the protrusions is wider than the width of the base opening.

Nonwoven material having discrete three-dimensional deformations with wide base openings and specific fiber concentrations

Nonwoven materials having discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the nonwoven material and wide base openings adjacent to the second surface of the nonwoven material are disclosed. The nonwoven materials are made of at least two layers that include at least a first nonwoven layer and a second nonwoven layer. Portions of the fibers in each layer form part of the undeformed first region, the side walls of the protrusions, and the distal ends of the protrusions. There may be differences in the concentration of fibers, or other properties, within at least one of the first and second layers in each of these parts of the deformed nonwoven material.

Isosorbide-Plasticized Starch And Uses Thereof

Starch plasticized, wholly or in part, with isosorbide, isomannide, isoidide, or a mixture thereof is disclosed. Blends of the plasticized starch and a synthetic polymer, like a polyolefin, also are disclosed. 1. A plasticized starch comprising:(a) a starch or a starch derivative; and(b) isosorbide, isomannide, isoidide, or a mixture thereof.2. The plasticized starch of wherein the starch is a natural starch.3. The plasticized starch of wherein the starch derivative is selected from the group consisting of starch claim 1 , hydroxyethyl starch claim 1 , hydroxypropyl starch claim 1 , carboxymethylated starch claim 1 , starch phosphate claim 1 , starch acetate claim 1 , a cationic starch claim 1 , (2-hydroxy-3-trimethyl(ammoniumpropyl) starch chloride claim 1 , a starch modified by acid claim 1 , base claim 1 , or enzyme hydrolysis claim 1 , a starch modified by oxidation claim 1 , and mixtures thereof.4. The plasticized starch of wherein component (b) comprises isosorbide.5. The plasticized starch of wherein component (b) is present in the plasticized starch in an amount of about 5% to about 45% claim 1 , by weight of the plasticized starch.6. The plasticized starch of wherein the plasticized starch further comprises a second plasticizing agent.7. The plasticized starch of wherein a total amount of component (b) and second plasticizing agent in the plasticizing starch is about 5% to about 50% claim 6 , by weight of the plasticized starch.8. The plasticized starch of wherein component (b) is present in an amount of about 5% to about 90% by weight of the total amount of component (b) and the second plasticizing agent.9. The plasticized starch of wherein the second plasticizing agent is selected from the group consisting of glycerol claim 6 , ethylene glycol claim 6 , propylene glycol claim 6 , ethylene diglycol claim 6 , propylene diglycol claim 6 , ethylene triglycol claim 6 , propylene triglycol claim 6 , polyethylene glycol claim 6 , polypropylene glycol claim 6 , 1 ...

MELT PROCESSABLE REACTIVE PELLETS CAPABLE OF FORMING ESTER CONDENSATES AND PROCESS FOR FORMING MELT PROCESSABLE REACTIVE PELLETS

Reactive compositions are formed into melt processable reactive pellets. The reactive compositions include at least one filler such as talc, clay, pulp, etc. and a reactive mixture comprising at least one polyhydric alcohol and a reactant selected from the group consisting of at least one organic polyacid; at least one organic anhydride; and combinations thereof. Alternatively, the reactive compositions comprise at least one filler and a prepolymer formed from the reactive mixture. 1. Reactive pellets comprising at least one filler and a reactive mixture selected from the group consisting of:(a) a monomer mixture comprising at least one polyhydric alcohol and reactant selected from the group consisting of: at least one organic polyacid; at least one organic anhydride; and combinations thereof;(b) prepolymer formed from the monomer mixture according to (a);(c) combinations of the monomer mixture in (a) and the prepolymer in (b); and(d) combinations of the prepolymer in (b) and reactants selected from the group consisting of: polyhydric alcohol; organic polyacid; organic anhydride; and combinations thereof;wherein the reactive pellets are melt processable into thermoset alkyd resin.2. The reactive pellets according to claim 1 , wherein the polyhydric alcohol is selected from the group consisting of glycerol claim 1 , glycol and combinations thereof.3. The reactive pellets according to claim 1 , wherein the organic polyacid is selected from the group consisting of adipic acid claim 1 , citric acid claim 1 , maleic acid claim 1 , succinic acid claim 1 , polyacrylic acid and combinations thereof.4. The reactive pellets according to claim 1 , wherein the anhydride is selected from the group consisting of succinic anhydride claim 1 , maleic anhydride claim 1 , phthalic anhydride and combinations thereof.5. The reactive pellets according to claim 1 , wherein the reactive mixture further comprises monobasic acid claim 1 , monoglyceride claim 1 , diglyceride claim 1 , or ...

NONWOVEN WEBS WITH VISUALLY DISTINCT BOND SITES AND METHOD OF MAKING

The present invention refers to a nonwoven web with multicomponent fibers having at least a first and a second component which differ from each other in color. The nonwoven web is pattern bonded to obtain bonded areas have a different color versus the unbonded areas. 1. A nonwoven web comprising multicomponent fibers , wherein the multicomponent fibers have at least a first component and a second component , the second component forming less than about 20% of the outer surface of the multicomponent fibers ,wherein the first and the second component differ from each other in color,the nonwoven web being pattern bonded, wherein the bonded areas have a first color and the unbonded areas have a second color which is different from the first color, the difference between the first color of the bonded areas and the second color of the unbonded areas substantially being induced by the difference in color of the components of the multicomponent fibers,and wherein the delta E* between the bonded areas and the unbonded areas is at least about 0.5.2. The nonwoven web of claim 1 , wherein the first component and the second component differ from each other in pigmentation.3. The nonwoven web of claim 1 , wherein the multicomponent fibers are thermoplastic fibers.4. The nonwoven web according to claim 3 , wherein the multicomponent fibers are fused together in the bonded areas.5. The nonwoven web according to claim 1 , wherein the material of the first component is white claim 1 , preferably comprising at least about 0.5 percent by weight of a white pigment claim 1 , for example at least about 0.5 percent by weight of TiO.6. The nonwoven web according to claim 1 , wherein the first component forms at least about 50% claim 1 , preferably at least about 80% of the outer surface of the multicomponent fibers.7. The nonwoven web according to claim 1 , wherein the first component has an opacity greater than about 30%.8. The nonwoven web according to claim 1 , wherein the first ...

Nonwoven webs with visually distinct bond sites and method of making

The present invention refers to a nonwoven web with multicomponent fibers having at least a first and a second component which differ from each other in color. The nonwoven web is pattern bonded to obtain bonded areas have a different color versus the unbonded areas.

Biodegradable and recoverable barrier paper laminates

The invention discloses a biodegradable and recoverable barrier paper laminate comprising an inorganic barrier layer that prevents permeation.

Adhesive precursor

A process is provided for bonding a substrate to a material using an adhesive precursor comprising a reactive mixture which is reacted to form an adhesive as a product of ester condensation. The reactive mixture includes a monomer mixture comprising at least one polyhydric alcohol and a reactant selected from the group consisting of at least one organic polyacid; at least one organic anhydride; and combinations thereof. Alternatively, the reactive mixture comprises a prepolymer formed from the monomer mixture; a combination of the prepolymer and the monomer mixture; or a combination of the prepolymer and reactants such as polyhydric alcohol, organic polyacid, organic anhydride, and combinations thereof.

Nonwoven Material Having Discrete Three-Dimensional Deformations With Wide Base Openings That are Base Bonded to Additional Layer

A composite sheet that includes a first sheet and a second sheet is disclosed. The first and second sheets are bonded to each other at a number of spaced apart discrete inter-sheet bond locations. The first sheet is a nonwoven material that has discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the first sheet to their distal ends and wide base openings adjacent to the second surface of the first sheet. The second sheet is a generally planar sheet that contacts the distal ends of the protrusions on the first sheet. The second sheet is bonded to the first sheet at spaced apart inter-sheet bond locations where the first region of the first sheet contacts the second sheet. 1. A composite sheet comprising a first sheet and a second sheet which are partially bonded to each other at a number of spaced apart discrete inter-sheet bond locations , said composite sheet comprising:a) a first sheet comprising a nonwoven web having a first surface and a second surface comprising a generally planar first region having a X-direction orientation, a Y-direction orientation, and a plurality of discrete integral second regions that comprise deformations, said deformations forming protrusions extending outward from the first surface of said nonwoven web, and openings formed in the second surface of the nonwoven web, said protrusions being comprised of said fibers, wherein said protrusions comprise a base proximate the first surface of said nonwoven web, an opposed distal end extending outward in the Z-direction from the base, and side walls between said base and said distal end of said protrusion; andb) a generally planar second sheet contacting the first region of said first sheet, said second sheet being bonded to said first sheet at a number of spaced apart discrete inter-sheet bond locations, wherein said inter-sheet bond locations are disposed outside the deformations on said first sheet at locations where said first ...

Nonwoven Material Having Discrete Three-Dimensional Deformations With Wide Base Openings

Nonwoven materials having discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the nonwoven material and wide base openings adjacent to the second surface of the nonwoven material are disclosed. The nonwoven materials include multiple fibers that extend from the base of the protrusions to the distal end of the protrusions, and contribute to form a portion of the sides and cap of a protrusion. Such fibers may at least substantially surround the sides of the protrusions. 1. A nonwoven material having a first surface and a second surface , said nonwoven material comprising a plurality of fibers , wherein said nonwoven material comprises a generally planar first region and a plurality of discrete integral second regions that comprise deformations forming protrusions extending outward from the first surface of said nonwoven material and openings in the second surface of the nonwoven material , said protrusions being formed from said fibers , wherein the protrusions comprise a base proximate the first surface of said nonwoven material , an opposed distal end extending outward in the Z-direction from the base , side walls between said base and said distal end of said protrusion , and a cap comprising at least a portion of the side walls and the distal end of the protrusions , wherein said side walls have interior surfaces , wherein multiple fibers extend from the base of the protrusions to the distal end of the protrusions , and contribute to form a portion of the sides and cap of a protrusion , and said fibers at least substantially surround the sides of the protrusions , wherein the interior surfaces of the side walls define a base opening at the base of the protrusion , wherein said cap has a portion with a maximum interior width , and the base opening has a width , wherein the maximum interior width of the cap of the protrusions is greater than the width of the base opening.2. The nonwoven material of ...

Nonwoven Material Having Discrete Three-Dimensional Deformations With Wide Base Openings and Specific Fiber Concentrations

Nonwoven materials having discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the nonwoven material and wide base openings adjacent to the second surface of the nonwoven material are disclosed. The nonwoven materials are made of at least two layers that include at least a first nonwoven layer and a second nonwoven layer. Portions of the fibers in each layer form part of the undeformed first region, the side walls of the protrusions, and the distal ends of the protrusions. There may be differences in the concentration of fibers, or other properties, within at least one of the first and second layers in each of these parts of the deformed nonwoven material. 1. A nonwoven material having a first surface and a second surface , said nonwoven material comprising at least two layers that are joined together , said two layers comprising a first layer and a second layer , said layers each comprising a plurality of fibers , wherein said nonwoven material comprises a generally planar first region and a plurality of discrete integral second regions that comprise deformations forming protrusions extending outward from the first surface of said nonwoven material and openings in the second surface of the nonwoven material , said protrusions being formed from fibers in each of said layers , wherein the protrusions comprise a base proximate the first surface of said nonwoven material , an opposed distal end extending outward in the Z-direction from the base , side walls between said base and said distal end of said protrusion , and a cap comprising at least a portion of the side walls and the distal end of the protrusions , wherein multiple fibers extend from the base of the protrusions to the distal end of the protrusions , and contribute to form a portion of the sides and cap of a protrusion , wherein one of said layers comprises a first layer which forms said first surface and one of said layers comprises a second ...

Nonwoven Material Having Discrete Three-Dimensional Deformations Forming Protrusions Having A Varying Width And Wide Base Openings

Nonwoven materials having discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the nonwoven material and wide base openings adjacent to the second surface of the nonwoven material are disclosed. The width of the protrusions may vary along the length of the protrusions. 1. A nonwoven material having a first surface and a second surface , said nonwoven material comprising a plurality of fibers , wherein said nonwoven material comprises a generally planar first region and a plurality of discrete integral second regions that comprise deformations forming protrusions extending outward from the first surface of said nonwoven material and openings in the second surface of the nonwoven material , said protrusions being formed from said fibers , wherein said protrusions have an exterior width , and two ends that define a length of the protrusions therebetween , and said protrusions comprise a base proximate the first surface of said nonwoven material , an opposed distal end extending outward in the Z-direction from the base , side walls between said base and said distal end of said protrusion , and a cap comprising at least a portion of the side walls and the distal end of the protrusion , wherein said side walls have interior surfaces , wherein the exterior width of said protrusions varies along the length of said protrusions when the nonwoven material is viewed from the Z-direction , and wherein the interior surfaces of the side walls define a base opening at the base of the protrusion , wherein said cap has a portion with a maximum interior width , and the base opening has a width , wherein the maximum interior width of the cap of the protrusions is greater than the width of the base opening.2. The nonwoven material of claim 1 , wherein the protrusions have a middle between their ends claim 1 , and the protrusions are wider in the middle than the ends.3. The nonwoven material of claim 1 , wherein the protrusions ...

Nonwoven Material Having Discrete Three-Dimensional Deformations With Wide Base Openings That are Tip Bonded to Additional Layer

A composite sheet that includes a first sheet and a second sheet is disclosed. The first and second sheets are bonded to each other at a number of spaced apart discrete inter-sheet bond locations. The first sheet is a nonwoven material that has discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the first sheet to their distal ends and wide base openings adjacent to the second surface of the first sheet. The second sheet is a generally planar sheet that contacts the distal ends of the protrusions on the first sheet. The second sheet is bonded to the first sheet at spaced apart inter-sheet bond locations where the distal ends of the protrusions on the first sheet contact the second sheet.

Nonwoven Material Having Discrete Three-Dimensional Deformations With Differential Opacity Regions

Nonwoven materials having a first region and a plurality of discrete integral second regions that are in the form of three-dimensional deformations forming protrusions that extend outward from the first surface of the nonwoven material and wide base openings adjacent to the second surface of the nonwoven material are disclosed. The nonwoven materials include at least two layers that are each formed of a plurality of fibers. The first region has a first light transmission value and the second regions have a second light transmission value. 1. A nonwoven material having a first surface and a second surface , said nonwoven material comprising at least two layers that are joined together , said two layers comprising a first layer and a second layer , said layers each comprising a plurality of fibers , wherein said nonwoven material comprises a generally planar first region and a plurality of discrete integral second regions that comprise spaced apart deformations in the nonwoven material wherein the first region has a first light transmission value and the portions of said nonwoven material in said second regions have a second transmission value , wherein in at least some of the deformations:a) the fibers in the deformations are not melted together aside from any thermal point bonds in the layers;b) the second light transmission value in the deformations is at least 5 units greater than the first light transmission value; andc) the deformations are free of apertures.2. The nonwoven material of wherein the first region forms a continuous inter-connected network wherein portions of said network surround each of said deformations.3. The nonwoven material of wherein the second light transmission value in the deformations is at least 9 units greater than the first light transmission value.4. The nonwoven material of wherein the deformations form openings in the second surface of the nonwoven material wherein said openings transition into depressions claim 1 , and protrusions ...

Method Of Making Nonwoven Material Having Discrete Three-Dimensional Deformations With Wide Base Openings That are Tip Bonded to Additional Layer

A method of forming a composite sheet that is made of a first sheet and a second sheet is disclosed. The first and second sheets are bonded to each other at a number of spaced apart discrete inter-sheet bond locations. The method involves mechanically deforming a precursor nonwoven web to form a first web with deformations therein. The deformations form protrusions that extend outward from the first surface of the first web and openings in the other surface of the web. The method involves feeding the first nonwoven web with the deformations therein into a bonding nip where at least a portion of the distal ends of the protrusions is bonded to a second web to form a tip-bonded composite web. 1. A method of producing a composite sheet comprising a first sheet and a second sheet which are partially bonded to each other at a number of spaced apart discrete inter-sheet bond locations , said method comprising the steps of:a) providing a precursor nonwoven web for formation into said first sheet, said precursor nonwoven web having a first surface and a second surface and comprising a plurality of fibers; a male roll having a surface comprising a plurality of discrete, spaced apart male forming elements having a base that is joined to the surface of said male roll, a top that is spaced away from said base, and sides that extend between the base and the top of said male forming elements, wherein said male elements have a plan view periphery, and a height; and', 'a female roll having a surface comprising a plurality of recesses in said female roll, wherein said recesses are aligned and configured to receive said male forming elements therein, wherein said recesses have a plan view periphery that is larger than, and completely surrounds, the plan view periphery of said male elements, and said recesses are defined by side walls and a transition region where said side walls meet the surface of said female roll, and have a depth; and, 'b) providing a pair of intermeshing rolls ...

Method Of Making Nonwoven Material Having Discrete Three-Dimensional Deformations With Wide Base Openings That are Base Bonded to Additional Layer

A method of forming a composite sheet that is made of a first sheet and a second sheet is disclosed. The first and second sheets are bonded to each other at a number of spaced apart discrete inter-sheet bond locations. The method involves mechanically deforming a precursor nonwoven web to form a first web with deformations therein. The deformations form protrusions that extend outward from the first surface of the first web and openings in the other surface of the web. The method involves feeding the first nonwoven web with the deformations therein into a bonding nip where portions of the first region of the first web outside of the deformations are bonded to the second web to form a base-bonded composite web.

Method Of Making Nonwoven Material Having Discrete Three-Dimensional Deformations With Wide Base Openings

A method of forming deformations in a nonwoven web includes the steps of: a) providing a precursor nonwoven web; b) providing a pair of forming members which include: a first forming member having a surface comprising a plurality of discrete, spaced apart male forming elements; and a second forming member having a surface comprising a plurality of recesses in the second forming member, wherein the recesses are aligned and configured to receive the male forming elements therein, wherein the recesses have a plan view periphery that is larger than, and may completely surround, the plan view periphery of the male elements; and c) mechanically deforming the precursor nonwoven web with the forming members by placing the precursor nonwoven web between the forming members. The method forms a nonwoven web having a generally planar first region and a plurality of discrete deformations. The deformations form protrusions that extend outward from the first surface of the nonwoven web and a base opening adjacent to the second surface of the nonwoven web. The maximum interior width of the cap portion of the protrusions is wider than the width of the base opening.

Apparatus Having Forming Members With Surface Texture for Making Nonwoven Material Having Discrete Three-Dimensional Deformations With Wide Base Openings

An apparatus for forming deformations in a nonwoven web is disclosed. The apparatus includes a pair of forming members that form a nip therebetween. The forming members include: a first forming member having a surface comprising a plurality of discrete, spaced apart male forming elements; and a second forming member having a surface comprising a plurality of recesses in the second forming member, wherein the recesses are aligned and configured to receive the male forming elements therein, wherein the recesses have a plan view periphery that is larger than, and may completely surround, the plan view periphery of the male elements. At least one of the forming members has a plurality of discrete surface texture elements thereon.

Method Of Making Nonwoven Material Having Discrete Three-Dimensional Deformations With Wide Base Openings Using Forming Members With Surface Texture

A method of forming deformations in a nonwoven web includes the steps of: a) providing a precursor nonwoven web; b) providing a pair of forming members which include: a first forming member having a surface comprising a plurality of discrete, spaced apart male forming elements; and a second forming member having a surface comprising a plurality of recesses in the second forming member, wherein the recesses are aligned and configured to receive the male forming elements therein, wherein the recesses have a plan view periphery that is larger than, and may completely surround, the plan view periphery of the male elements; and c) mechanically deforming the precursor nonwoven web with the forming members by placing the precursor nonwoven web between the forming members. At least one of the first forming member and the second forming member has a plurality of discrete surface texture elements thereon. The method forms a nonwoven web having a generally planar first region and a plurality of discrete deformations. The deformations form protrusions that extend outward from the first surface of the nonwoven web and a base opening adjacent to the second surface of the nonwoven web. 1. A method of forming deformations in a nonwoven web , said method comprising the steps of:a) providing a precursor nonwoven web, said precursor web comprising a nonwoven material comprising fibers, said precursor web having a first surface, a second surface, and a thickness; a first forming member having a surface comprising a plurality of discrete, spaced apart male forming elements having a base that is joined to the surface of said first forming member, a top that is spaced away from said base, and sides that extend between the base and the top of said male forming elements, wherein said male elements have a plan view periphery, and a height; and', 'a second forming member having a surface comprising a plurality of recesses in said second forming member, wherein said recesses are aligned and ...

Nonwoven Material Having Discrete Three-Dimensional Deformations That Are Configured To Collapse In A Controlled Manner

Nonwoven materials having discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the nonwoven material and wide base openings adjacent to the second surface of the nonwoven material are disclosed. At least some of the three-dimensional deformations are configured to collapse in a controlled manner when compressive forces are applied on the nonwoven material. 1. A nonwoven material having a first surface and a second surface , said nonwoven material comprising a plurality of fibers , wherein said material comprises a generally planar first region and a plurality of discrete integral second regions that comprise deformations forming protrusions extending outward from the first surface of said nonwoven material and openings in the second surface of said nonwoven material , said protrusions being formed from said fibers , wherein said protrusions comprise a base proximate the first surface of said nonwoven material , an opposed distal end extending outward in the Z-direction from the base , and side walls between said base and said distal end of said protrusion , and a cap comprising at least a portion of the side walls and the distal end of the protrusion , wherein said side walls have interior surfaces , and the interior surfaces of the side walls define a base opening at the base of the protrusion , wherein said cap portion has a portion with a maximum interior width , and the base opening has a width , wherein the maximum interior width of the cap portion of the protrusions is wider than the width of the base opening , wherein when compressive forces of 7 kPa are applied on said nonwoven material perpendicular to the plane of the first region in accordance with the Accelerated Compression Method , at least some of said protrusions are configured to collapse in a controlled manner such that the base opening remains open , and the width of said base opening is greater than about 0.5 mm after compression.2. The ...

Hair cleaning implement

A hair cleaning implement in the form of a laminate with surface properties specifically tailored to improve sebum removal from hair. The implement includes a nonwoven material joined to a film to form a laminate and a plurality of discrete protrusions extending from the surface of the nonwoven material. The protrusions are configured to provide the desired surface properties to the implement.

METHODS FOR MAKING ZONED APERTURED WEBS

A method for making a zoned apertured nonwoven web comprises providing an unapertured nonwoven web having a first plurality of weakened locations in a first pattern in a first zone and a second plurality of weakened locations in a second pattern in a second zone. The method comprises applying a substantially cross machine directional tensioning force to the nonwoven web to cause the nonwoven web to rupture at some of the first and second pluralities of weakened locations. The applying step creates a plurality of first apertures in the nonwoven web coincident with the some of the first plurality of weakened locations and a plurality of second apertures in the nonwoven web coincident with the some of the second plurality of weakened locations. The cross machine directional width of the nonwoven web after the applying step is substantially the same in the first zone and the second zone. 1. A method for making a zoned apertured nonwoven web , the method comprising:advancing a nonwoven web in a machine direction;weakening the nonwoven web at a plurality of first locations in a first zone of the nonwoven web to create a first plurality of weakened locations that are situated in a first pattern;weakening the nonwoven web at a plurality of second locations in a second zone of the nonwoven web to create a second plurality of weakened locations that are situated in a second pattern that is different than the first pattern, wherein the first zone is positioned further upstream than the second zone relative to the machine direction;incrementally stretching the nonwoven web to locally extend portions of the nonwoven web in a direction substantially parallel to a cross machine directional to cause the nonwoven web to rupture at some of the first and second pluralities of weakened locations in the first and second zones; and a plurality of first apertures in the nonwoven web coincident with the some of the first plurality of weakened locations in the first zone; and', 'a plurality ...

Fibers formed of ester condensates and process for forming fibers from ester condensates

Fibers are formed from ester condensates of polyhydric alcohols and organic polyacids or anhydrides. The process for making the fibers comprises forming a reactive mixture from a polyhydric alcohol and organic polyacid mixture heated to produce a low molecular weight ester condensation product which is subsequently pumped through a spinneret causing additional ester condensation reaction in situ with fiber formation.

non-woven materials having isolated three-dimensional deformations forming bulges of varying width and wide base openings

trata-se de materiais não tecidos tendo deformações tridimensionais isoladas formando protuberâncias que se estendem para fora a partir da primeira superfície do material não tecido e aberturas de base amplas adjacentes à segunda superfície do material não tecido. a largura das protuberâncias pode variar ao longo do comprimento das protuberâncias. These are nonwoven materials having isolated three-dimensional deformations forming protrusions extending outwardly from the first surface of the nonwoven material and large base openings adjacent to the second surface of the nonwoven material. The width of the protuberances may vary along the length of the protuberances.

Nonwoven material production method having isolated three-dimensional deformations with wide-base openings

a presente invenção refere-se a um método de formação de deformações em uma manta de não tecido que inclui as etapas de: a) fornecer uma manta de não tecido precursora; b) fornecer um par de elementos de formação que inclui: um primeiro elemento de formação que tem uma superfície que compreende uma pluralidade de elementos de formação macho espaçados e isolados; e um segundo elemento de formação que tem uma superfície que compreende uma pluralidade de reentrâncias no segundo elemento de formação, em que as reentrâncias são alinhadas e configuradas para receber os elementos de formação macho em seu interior, em que as reentrâncias têm uma periferia, vista em planta, que é maior que e pode circundar completamente a periferia, vista em planta, dos elementos macho; e c) deformar mecanicamente a manta de não tecido precursora com os elementos de formação, mediante a colocação da manta de não tecido precursora entre os elementos de formação. o método forma uma manta de não tecido que tem uma primeira região genericamente plana e uma pluralidade de deformações isoladas. as deformações formam protuberâncias que se estendem para fora a partir da primeira superfície da manta de não tecido e uma abertura de base adjacente à segunda superfície da manta de não tecido. a largura interna máxima da porção de tampa das protuberâncias é mais larga do que a largura da abertura de base. The present invention relates to a method of forming deformations in a nonwoven web that includes the steps of: a) providing a precursor nonwoven web; b) providing a pair of forming elements comprising: a first forming element having a surface comprising a plurality of spaced apart and isolated male forming elements; and a second forming element having a surface comprising a plurality of recesses in the second forming element, wherein the recesses are aligned and configured to receive male forming elements therein, wherein the recesses have a periphery; planar, which is larger than and may completely ...

nonwoven material that has isolated three-dimensional deformations with wide-base openings

são revelados materiais não tecidos que têm deformações tridimensionais isoladas nos mesmos, que formam protuberâncias que se estendem para fora a partir da primeira superfície do material não tecido e aberturas de base ampla adjacentes à segunda superfície do material não tecido. os materiais não tecidos incluem múltiplas fibras que se estendem a partir da base das protuberâncias até a extremidade distal das protuberâncias, e contribuem para formar uma porção dos lados e tampa de uma protuberância. tais fibras podem circundar pelo menos substancialmente os lados das protuberâncias. Nonwoven materials having isolated three-dimensional deformations therein, forming outwardly extending protrusions from the first surface of the nonwoven material, and wide base openings adjacent to the second surface of the nonwoven material are disclosed. non-woven materials include multiple fibers extending from the base of the protuberances to the distal end of the protuberances, and contribute to forming a portion of the sides and lid of a protuberance. such fibers may surround at least substantially the sides of the protuberances.

Nonwoven material having discrete three-dimensional deformations that are configured to collapse in a controlled manner.

Se describen materiales de tela no tejida que tienen deformaciones tridimensionales distintas en ellos que forman salientes que se extienden hacia afuera desde la primera superficie del material de tela no tejida y aberturas de la base amplias adyacentes a la segunda superficie del material de tela no tejida. Por lo menos algunas de las deformaciones tridimensionales están configuradas para colapsar de manera controlada cuando se aplican fuerzas de compresión sobre el material de tela no tejida.

Nonwoven material having discrete three-dimensional deformations that are configured to collapse in a controlled manner

Nonwoven materials having discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the nonwoven material and wide base openings adjacent to the second surface of the nonwoven material are disclosed. At least some of the three-dimensional deformations are configured to collapse in a controlled manner when compressive forces are applied on the nonwoven material.

nonwoven material having isolated three-dimensional deformations that are configured to flatten in a controlled manner

materiais não tecidos tendo deformações tridimensionais isoladas nos mesmos formando protuberâncias que se estendem para fora a partir da primeira superfície do material não tecido e aberturas de base amplas adjacentes à segunda superfície do material não tecido são revelados. pelo menos algumas das deformações tridimensionais são configuradas para achatamento de uma maneira controlada quando as forças de compressão são aplicadas sobre o material não tecido non-woven materials having isolated three-dimensional deformations therein forming outwardly extending protuberances from the first surface of the non-woven material and wide base openings adjacent to the second surface of the non-woven material are disclosed. At least some of the three-dimensional deformations are configured to flatten in a controlled manner when compressive forces are applied to the nonwoven material.

Nonwoven material having discrete three-dimensional deformations with wide base openings that are base bonded to additional layer

A composite sheet that includes a first sheet and a second sheet is disclosed. The first and second sheets are bonded to each other at a number of spaced apart discrete inter-sheet bond locations. The first sheet is a nonwoven material that has discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the first sheet to their distal ends and wide base openings adjacent to the second surface of the first sheet. The second sheet is a generally planar sheet that contacts the distal ends of the protrusions on the first sheet. The second sheet is bonded to the first sheet at spaced apart inter-sheet bond locations where the first region of the first sheet contacts the second sheet.

Method of making nonwoven material having discrete three-dimensional deformations with wide base openings that are tip bonded to additional layer.

Se describe un método para formar un lienzo compuesto elaborado con un primer lienzo y un segundo lienzo. El primer y el segundo lienzo se unen entre sí en varios lugares de unión entre lienzos separados y distintos. El método implica deformar mecánicamente una trama de tela no tejida precursora para formar una primera trama con deformaciones en ella. Las deformaciones forman salientes que se extienden hacia afuera desde la primera superficie de la primera trama y aberturas en la otra superficie de la trama. El método incluye la alimentación de la primera trama de tela no tejida con deformaciones en ella en un punto de agarre de unión, en donde por lo menos una porción de los extremos distales de los salientes se une a una segunda trama para formar una trama compuesta unida por las puntas.

Method of making nonwoven material having discrete three-dimensional deformations with wide base openings using forming members with surface texture

A method of forming deformations in a nonwoven web includes the steps of: a) providing a precursor nonwoven web; b) providing a pair of forming members which include: a first forming member having a surface comprising a plurality of discrete, spaced apart male forming elements; and a second forming member having a surface comprising a plurality of recesses in the second forming member, wherein the recesses are aligned and configured to receive the male forming elements therein, wherein the recesses have a plan view periphery that is larger than, and may completely surround, the plan view periphery of the male elements; and c) mechanically deforming the precursor nonwoven web with the forming members by placing the precursor nonwoven web between the forming members. At least one of the first forming member and the second forming member has a plurality of discrete surface texture elements thereon. The method forms a nonwoven web having a generally planar first region and a plurality of discrete deformations. The deformations form protrusions that extend outward from the first surface of the nonwoven web and a base opening adjacent to the second surface of the nonwoven web.

Nonwoven material having discrete three-dimensional deformations with wide base openings that are base bonded to additional layer

A composite sheet that includes a first sheet and a second sheet is disclosed. The first and second sheets are bonded to each other at a number of spaced apart discrete inter-sheet bond locations. The first sheet is a nonwoven material that has discrete three-dimensional deformations therein forming protrusions that extend outward from the first surface of the first sheet to their distal ends and wide base openings adjacent to the second surface of the first sheet. The second sheet is a generally planar sheet that contacts the distal ends of the protrusions on the first sheet. The second sheet is bonded to the first sheet at spaced apart inter-sheet bond locations where the first region of the first sheet contacts the second sheet.

Methods for making zoned apertured webs

A method for making a zoned apertured nonwoven web comprises providing an unapertured nonwoven web having a first plurality of weakened locations in a first pattern in a first zone and a second plurality of weakened locations in a second pattern in a second zone. The method comprises applying a substantially cross machine directional tensioning force to the nonwoven web to cause the nonwoven web to rupture at some of the first and second pluralities of weakened locations. The applying step creates a plurality of first apertures in the nonwoven web coincident with the some of the first plurality of weakened locations and a plurality of second apertures in the nonwoven web coincident with the some of the second plurality of weakened locations. The cross machine directional width of the nonwoven web after the applying step is substantially the same in the first zone and the second zone.

non-woven material production method having isolated three-dimensional deformations with wide-base openings using surface textured forming elements

a presente invenção refere-se a um método de formação de deformações em uma manta de não tecido que inclui as etapas de: a) fornecer uma manta de não tecido precursora; b) fornecer um par de elementos de formação que inclui: um primeiro elemento de formação que tem uma superfície que compreende uma pluralidade de elementos de formação macho distintos e espaçados; e um segundo elemento de formação que tem uma superfície que compreende uma pluralidade de reentrâncias no segundo elemento de formação, em que as reentrâncias são alinhadas e configuradas para receber os elementos de formação macho em seu interior, em que as reentrâncias têm uma periferia, vista em planta, que é maior que e pode circundar completamente a periferia, vista em planta, dos elementos macho; e c) deformar mecanicamente a manta de não tecido precursora com os elementos de formação, mediante a colocação da manta de não tecido precursora entre os elementos de formação. ao menos um dentre o primeiro elemento de formação e o segundo elemento de formação tem uma pluralidade de elementos de textura de superfície distintos sobre o mesmo. o método forma uma manta de não tecido que tem uma primeira região genericamente plana e uma pluralidade de deformações distintas. as deformações formam protuberâncias que se estendem para fora a partir da primeira superfície da manta de não tecido e uma abertura de base adjacente à segunda superfície da manta de não tecido. The present invention relates to a method of forming deformations in a nonwoven web that includes the steps of: a) providing a precursor nonwoven web; b) providing a pair of forming elements comprising: a first forming element having a surface comprising a plurality of distinct and spaced male forming elements; and a second forming element having a surface comprising a plurality of recesses in the second forming element, wherein the recesses are aligned and configured to receive male forming elements therein, wherein the recesses have a periphery; ...

Nucleating agents for polyhydroxyalkanoates.

La presente invencion proporciona un proceso para cristalizar un polimero que tiene por lo menos 20 por ciento moles de unidades de repeticion de hidroxialcanoato; el proceso comprende mezclar el polimero y un compuesto de la formula R1-C(O)N(R2)2, R1-C(O)NH-(R3)-NHC(O)-R1, R1-NHC(O)NH-(R3)-NHC(O)NH-R1, R1-NHC(O)-R2, R1-NHC(O)-(R3)-C(O)NH-R1,R1-C(O)NH-(R3)-C(O)NH-R1, R1-NHC(O)NH-(R3)-C(O)NH-R1, R1NHC(O)NH-(R3)-NHC(O)-R1 o una combinacion de ellos, a una primera temperatura, la cual es de aproximadamente 5 degree C a aproximadamente 15 degree C por encima de la temperatura de fusion del polimero; y enfriar el polimero a una segunda temperatura, la cual es desde aproximadamente la temperatura de transicion vitrea del polimero hasta aproximadamente la temperatura de fusion del compuesto; la presente invencion tambien proporciona una composicion que comprende un polimero que tiene por lo menos aproximadamente 20 por ciento moles de unidades de repeticion de hidroxialcanoato y un compuesto de la formula R1-C(O)N(R2)2, R1-C(O)NH-(R3)-NHC(O)-R1 , R1-NHC(O)NH-(R3)-NH(O)NH-R1, R1-NHC(O)-R2, R1-NHC(O)-(R3)-C(O)NH -R1,R1-C(O)NH-(R3)-C(O)NH-R1, R1-NHC(O)NH-(R3)-C(O)NH-R1, R1NHC(O)NH-(R3)-NHC(O)-R1 o una combinacion de ellos.

Fibers formed of ester condensates and process for forming fibers from ester condensates

Fibers are formed from ester condensates of polyhydric alcohols and organic polyacids or anhydrides. The process for making the fibers comprises forming a reactive mixture from a polyhydric alcohol and organic polyacid mixture heated to produce a low molecular weight ester condensation product which is subsequently pumped through a spinneret causing additional ester condensation reaction in situ with fiber formation.

Methods of producing biodegradable and recyclable barrier paper laminate

Methods for producing biodegradable and recyclable barrier paper laminate comprising an inorganic barrier layer against permeation.

Biodegradable and recyclable barrier paper laminate

A biodegradable and recyclable barrier paper laminate comprising an inorganic barrier layer against permeation.

Methods of producing biodegradable and recyclable barrier paper laminate

Methods for producing biodegradable and recyclable barrier paper laminate comprising an inorganic barrier layer against permeation.

Methods of producing biodegradable and recyclable barrier paper laminate

Methods for producing biodegradable and recyclable barrier paper laminate comprising an inorganic barrier layer against permeation.

Biodegradable and recyclable barrier paper laminate

A biodegradable and recyclable barrier paper laminate comprising an inorganic barrier layer against permeation.

Styling device

A styling device for hair, comprising protrusions, wherein the protrusions comprise a blend of a high molecular weight polyethylene oxide and a water insoluble polymer.

Fibrous substrates containing fibers with fiber additives

Patterned fibrous substrates having a plurality of individual fibers, a first region, and a second region are provided. The plurality of individual fibers comprise a functional surface additive. A plurality of individual fibers of the first region have a first diameter, and a plurality of individual fibers of the second region have a second diameter. The first diameter is less than the second diameter. The first region has a first C.I.E. L* score, and the second region has a second C.I.E. L* score. The first C.I.E. L* score is different than the second C.I.E. L* score.

Patterned fibrous substrates

Patterned fibrous substrates having a plurality of individual fibers, a first region, and a second region are provided. The patterned fibrous substrates have a plurality of individual fibers of the first region having a first diameter and a plurality of individual fibers of the second region have a second diameter, wherein the first diameter is less than the second diameter. The individual fibers of the first region and the individual fibers of the second region are substantially free of bonds, other than primary bonds. The first region has a first C.I.E. L* score, and the second region has a second C.I.E. L* score, according to the Color Test Method. The first C.I.E. L* score is different than the second C.I.E. L* score.

Fluid permeable patterned fibrous substrates

Patterned fibrous substrates having a plurality of individual fibers, a first region, and a second region are provided. The first region is visually discernable from the second region. The first region has a first region fluid permeability score (PS1), and the second region has a second region fluid permeability score (PS2). The first region fluid permeability score (PS1) is different than the second region fluid permeability score (PS2). The first region fluid permeability score (PS1) and the second region fluid permeability score (PS2) are both greater than 5 Darcy.

Biodegradable and recyclable barrier paper laminate