Patents Assigned to AVINTIV SPECIALTY MATERIALS INC.
  • Patent number: 11920291
    Abstract: Vapor-permeable, substantially water-impermeable, corrosion-inhibiting composites are disclosed herein. For instance, disclosed herein are composites comprising a first layer comprising a first nonwoven; and a second layer adjacent to and mechanically integrated with the first layer, the second layer comprising a polymer having a melt flow index of about 10 g/10 mins to about 200 g/10 mins, and a corrosion inhibitor, wherein the composite has a moisture vapor transmission rate of from about 25 g/m2/day to about 1000 g/m2/day when measured at about 23° C. and about 50% relative humidity. Also disclosed herein are methods of making and using the same.
    Type: Grant
    Filed: November 1, 2021
    Date of Patent: March 5, 2024
    Assignee: AVINTIV SPECIALTY MATERIALS INC.
    Inventor: Brian Andrew Hickie
  • Patent number: 11871883
    Abstract: Nonwoven fabrics having desirable wiping properties while also providing pleasant tactile properties are provided. The nonwoven fabrics may include a first nonwoven outer layer, a second nonwoven outer layer, and a core layer located between the first nonwoven layer and the second nonwoven outer layer. At least one of the first nonwoven outer layer and the second nonwoven outer layer may include a plurality of blended filaments comprising a blend of a polymer and an elastomeric polyolefin.
    Type: Grant
    Filed: January 5, 2017
    Date of Patent: January 16, 2024
    Assignee: AVINTIV Specialty Materials Inc.
    Inventors: Sven Krister Erlandsson, Jerry Snider, Albert G. Dietz, III, Pierre Grondin, Ralph A. Moody, III
  • Patent number: 11827001
    Abstract: Nonwoven fabrics having liquid barrier properties are provided. The nonwoven fabrics may include one or more nonwoven layers, in which one or more of the nonwoven layers may include a liquid-barrier-enhancing-additive (LBEA) comprising an amide. The nonwoven fabrics may be suitable for use in a wide variety of liquid barrier applications, including facemasks, surgical gowns, surgical drapes, lab coats, and barrier components of absorbent articles (e.g., barrier leg cuffs).
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: November 28, 2023
    Assignee: AVINTIV Specialty Materials Inc.
    Inventors: Ralph A Moody, III, Mehmet Selcuk Sinangil, Albert G. Dietz, III, Pierre Grondin
  • Patent number: 11813819
    Abstract: Articles comprising an outer fabric layer and a laminate are provided. The laminate may include a barrier film layer and an inner fabric layer, in which the outer fabric layer at least partially encircles and overlies the laminate. The outer fabric layer comprises an outer fabric layer seal and the laminate comprises a laminate seal that is separate and distinct from the outer fabric seal. The articles may be devoid of any bonds between the outer fabric layer and the laminate.
    Type: Grant
    Filed: April 19, 2022
    Date of Patent: November 14, 2023
    Assignee: AVINTIV Specialty Materials Inc.
    Inventor: Rongguo Zhao
  • Patent number: 11802358
    Abstract: Nonwoven fabrics suitable for a wide variety of applications (e.g., healthcare, filtration, industrial, packaging, etc.) are provided. In one aspect, the nonwoven fabric includes a plurality of segmented fibers. Each of the plurality of segmented fibers may comprise a fiber axis and a plurality of alternating larger diameter and smaller diameter segments along the fiber axis. The plurality of segmented fibers may be substantially aligned in a first direction.
    Type: Grant
    Filed: February 11, 2022
    Date of Patent: October 31, 2023
    Assignee: AVINTIV SPECIALTY MATERIALS INC.
    Inventors: Rongguo Zhao, Nyle Bishop
  • Patent number: 11707769
    Abstract: Wipes for preventing chlorine depletion suitable for commercial applications (e.g., industrial and consumer disinfectant wipes) are provided. The wipe includes at least one nonwoven layer, at least one pulp layer, and a nonionic modified siloxane additive. The at least one nonwoven layer and the at least one pulp layer may be hydroentangled to form a hydroentangled nonwoven fabric having a first surface and a second surface. Additionally, the nonionic modified siloxane additive may be disposed on at least one of the first surface or the second surface.
    Type: Grant
    Filed: January 25, 2021
    Date of Patent: July 25, 2023
    Assignee: AVINTIV Specialty Materials Inc.
    Inventors: Herbert P. Hartgrove, Dianne B. Ellis, Dawn Ellen Huston, Teresa Ann Oldham
  • Patent number: 11598028
    Abstract: Multi-component fibers or filaments that are ribbon shaped are provided having polymer components positioned in a side-by-side fashion. For example, the multi-component fibers may be bicomponent fibers having ribbon shape. The polymer components of the fibers are selected to have differential shrinkage behavior. Nonwovens are also provided that are manufactured from such ribbon shaped multi-component fibers or filaments.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: March 7, 2023
    Assignee: AVINTIV Specialty Materials Inc.
    Inventors: John Frederick Steffen, Ralph A. Moody, III
  • Patent number: 11524488
    Abstract: Breathable multilayer films suitable for a wide variety of uses (e.g., protective apparel, surgical gowns, surgical drapes, aprons, roofing material, house wrap, etc.) are disclosed. The breathable multilayer film may include a monolithic core layer. The monolithic core layer may comprise at least one highly breathable polymer. The breathable multilayer film may also include at least one skin layer. The skin layer or layers may comprise at least one highly breathable polymer, a filler, and a non-breathable material. An exemplary structure of the breathable multilayer film provides a monolithic core layer, a first skin layer on one side of the monolithic core layer, and a second skin layer on the other side of the monolithic core layer. An exemplary construction of one or both of the skin layers includes one or more highly breathable polymers, a filler, and a non-breathable material. The filler, for example, may comprise calcium carbonate.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: December 13, 2022
    Assignee: AVINTIV Specialty Materials Inc.
    Inventor: Rongguo Zhao
  • Patent number: 11331875
    Abstract: Articles comprising an outer fabric layer and a laminate are provided. The laminate may include a barrier film layer and an inner fabric layer, in which the outer fabric layer at least partially encircles and overlies the laminate. The outer fabric layer comprises an outer fabric layer seal and the laminate comprises a laminate seal that is separate and distinct from the outer fabric seal. The articles may be devoid of any bonds between the outer fabric layer and the laminate.
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: May 17, 2022
    Assignee: AVINTIV Specialty Materials Inc.
    Inventor: Rongguo Zhao
  • Patent number: 11332862
    Abstract: Hydroentangled composites having a wide variety of uses (e.g., personal hygiene articles, facers for fenestration absorbent patches on surgical drapes, facers on absorbent surgical drapes, etc.) are provided. The hydroentangled composite includes at least two nonwoven webs hydroentangled together. The hydroentangled composite may have a three-dimensional structure. Additionally, the at least two nonwoven webs may have different bonding levels and/or lint levels.
    Type: Grant
    Filed: July 15, 2016
    Date of Patent: May 17, 2022
    Assignee: AVINTIV Specialty Materials Inc.
    Inventors: Steven Brian Burgess, Jerry Snider, Paul Michael Harmon, Dianne B. Ellis
  • Patent number: 11312118
    Abstract: Fiber-reinforced nonwoven composites having a wide variety of uses (e.g., leisure goods, aerospace, electronics, equipment, energy generation, mass transport, automotive parts, marine, construction, defense, sports and/or the like) are provided. The fiber-reinforced nonwoven composite includes a plurality of carbon fibers and a polymer matrix. The plurality of carbon fibers have an average fiber length from about 50 mm to about 125 mm. The fiber-reinforced nonwoven composite comprises a theoretical void volume from about 0% to about 10%.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: April 26, 2022
    Assignee: AVINTIV Specialty Materials Inc.
    Inventors: Nicholas Peter Hunt, Michael Scott Carroll, Daniel I Guerrero Barberena, Ralph A. Moody, III
  • Patent number: 11280035
    Abstract: Nonwoven fabrics suitable for a wide variety of applications (e.g., healthcare, filtration, industrial, packaging, etc.) are provided. In one aspect, the nonwoven fabric includes a plurality of segmented fibers. Each of the plurality of segmented fibers may comprise a fiber axis and a plurality of alternating larger diameter and smaller diameter segments along the fiber axis. The plurality of segmented fibers may be substantially aligned in a first direction.
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: March 22, 2022
    Assignee: AVINTIV Specialty Materials Inc.
    Inventors: Rongguo Zhao, Nyle Bishop
  • Patent number: 11274384
    Abstract: A nonwoven fabric useful as a component in a personal hygiene product and a nonwoven personal hygiene component, which is substantially free or free of non-ribbon shaped (e.g., round-shaped) spunbond fibers and includes a meltblown layer between and in direct contact with ribbon-shaped spunbond layers. The meltblown layer has a basis weight of at least about 0.008 gsm and not greater than about 5 gsm, and the nonwoven fabric or component has a basis weight of at least about 8 gsm and not greater than about 40 gsm, a pore size of less than or equal to about 27 microns when measured at 10% of cumulative filter flow. The nonwoven fabric also can have a low surface tension liquid strike through flow of less than 0.9 ml per second, a ratio of low surface tension liquid strike through flow to air permeability of greater than or equal to about 0.016, or both. Personal hygiene articles can incorporate the nonwoven fabric or component.
    Type: Grant
    Filed: August 8, 2011
    Date of Patent: March 15, 2022
    Assignee: AVINTIV Specialty Materials Inc.
    Inventors: Carlton F. Dwiggins, Pierre D. Grondin, Ralph A. Moody, III, John F. Steffen
  • Patent number: 11193236
    Abstract: Vapor-permeable, substantially water-impermeable, corrosion-inhibiting composites are disclosed herein. For instance, disclosed herein are composites comprising a first layer comprising a first nonwoven; and a second layer adjacent to and mechanically integrated with the first layer, the second layer comprising a polymer having a melt flow index of about 10 g/10 mins to about 200 g/10 mins, and a corrosion inhibitor, wherein the composite has a moisture vapor transmission rate of from about 25 g/m2/day to about 1000 g/m2/day when measured at about 23° C. and about 50% relative humidity. Also disclosed herein are methods of making and using the same.
    Type: Grant
    Filed: February 8, 2016
    Date of Patent: December 7, 2021
    Assignee: AVINTIV Specialty Materials Inc.
    Inventor: Brian Andrew Hickie
  • Patent number: 11161321
    Abstract: Elastic nonwoven composites suitable for a wide variety of uses are provided. The composite includes at least one extensible nonwoven layer, including a first extensible nonwoven layer, and at least one elastic nonwoven layer, in which the nonwoven layer comprises elastic continuous filaments. The composite may be bonded and activated by, at least in part, a stretching operation. The elastic continuous filaments may comprise an additive, such as a slip additive.
    Type: Grant
    Filed: January 19, 2016
    Date of Patent: November 2, 2021
    Assignee: AVINTIV Specialty Materials, Inc.
    Inventors: Sven Krister Erlandsson, Paul Michael Harmon, Philippe Guipouy, Didier Hunsinger, Robert Garcia Pano, Gerard Baltzinger, Ralph A. Moody, III
  • Patent number: 11065160
    Abstract: A nonwoven having a high affinity for an active ingredient is proved, the nonwoven having at least one high surface area fiber in addition to the active ingredient.
    Type: Grant
    Filed: July 13, 2016
    Date of Patent: July 20, 2021
    Assignee: AVINTIV Specialty Materials Inc.
    Inventors: Sven Krister Erlandsson, Pierre Grondin, Ralph A. Moody, III
  • Patent number: 11060207
    Abstract: A spinneret, apparatus, and method are provided for making filaments for fibrous nonwoven fabrics with more uniform filament and fabric formation while minimizing filament breaks and hard spot defects in webs and fabrics made therefrom. The spinneret has a spinneret body that has an overall length to hydraulic diameter ratio and defines orifices that extend through the spinneret body, wherein the orifices comprise capillaries that open at a face of the spinneret body for polymer filament extrusion therefrom, wherein the capillaries are arranged in a plurality of different rows at the face of the spinneret body, and wherein the plurality of different rows are arranged into a plurality of different zones at the face of the spinneret body.
    Type: Grant
    Filed: April 4, 2019
    Date of Patent: July 13, 2021
    Assignee: AVINTIV Specialty Materials, Inc.
    Inventors: Sergio Rafael Diaz de Leon Izquierdo, Marcal Bargallo Alabart, John Arthur Street, John F. Steffen, Ralph A. Moody, III
  • Patent number: 10940508
    Abstract: Wipes for preventing chlorine depletion suitable for commercial applications (e.g., industrial and consumer disinfectant wipes) are provided. The wipe includes at least one nonwoven layer, at least one pulp layer, and a nonionic modified siloxane additive. The at least one nonwoven layer and the at least one pulp layer may be hydroentangled to form a hydroentangled nonwoven fabric having a first surface and a second surface. Additionally, the nonionic modified siloxane additive may be disposed on at least one of the first surface or the second surface.
    Type: Grant
    Filed: February 24, 2016
    Date of Patent: March 9, 2021
    Assignee: AVINTIV Specialty Materials Inc.
    Inventors: Herbert P. Hartgrove, Dianne B. Ellis, Dawn Ellen Huston, Teresa Ann Oldham
  • Patent number: 10889921
    Abstract: Nonwoven fabrics suitable for a wide variety of applications (e.g., healthcare, filtration, industrial, packaging, etc.) are provided. In one aspect, the nonwoven fabric includes a plurality of segmented fibers. Each of the plurality of segmented fibers may comprise a fiber axis and a plurality of alternating larger diameter and smaller diameter segments along the fiber axis. The plurality of segmented fibers may be substantially aligned in a first direction.
    Type: Grant
    Filed: October 13, 2016
    Date of Patent: January 12, 2021
    Assignee: AVINTIV Specialty Materials, Inc.
    Inventors: Rongguo Zhao, Nyle Bishop
  • Patent number: 10881054
    Abstract: Fabrics suitable for a wide variety of uses, including coverage of crops, crop planting sites, or both, are disclosed. The fabrics may comprise at least one spunbond layer comprising filaments including a filler. The at least one spunbond layer may comprise a basis weight of least about 12 grams-per-meter-squared and the at least one spunbond layer may comprise an average transmittance value within the photosynthetic active radiation (PAR) across wavelengths 400 nm to 700 nm comprising about 37% or less. Methods of enhancing crop growth are also disclosed.
    Type: Grant
    Filed: March 3, 2020
    Date of Patent: January 5, 2021
    Assignee: AVINTIV Specialty Materials, Inc.
    Inventors: Robert Garcia Pano, Marie-Pierre Burckel