Containing Particular Materials, Fibers, Or Particles Patents (Class 604/367)
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Patent number: 8663182Abstract: A disposable absorbent article comprising an absorbent core having a garment surface and an opposed body surface, which surfaces meet along at least one longitudinal edge and at least one end edge; a liquid permeable topsheet positioned adjacent the body surface of the absorbent core and having a pair of opposed longitudinal edges; a liquid impermeable backsheet positioned adjacent the garment surface of the absorbent core; and a waistcap/waistband disposed adjacent to at least one projection associated with the absorbent core, wherein the waistcap/waistband is capable of absorbing moisture and subsequently deforming to fill at least a portion of space between the article and a portion of the wearer's body.Type: GrantFiled: June 2, 2009Date of Patent: March 4, 2014Assignee: The Procter & Gamble CompanyInventors: Gregory Ashton, Masaharu Nishikawa
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Patent number: 8664464Abstract: The invention provides wound dressings comprising an absorbent (porous) hydrogel composition comprising a foam portion which comprises a flexible plasticized hydrophilic polymer matrix having an internal cellular structure, and a continuous portion which comprises a flexible plasticized hydrophilic polymer matrix having relatively continuous internal structure. The continuous portion of the hydrogel composition includes apertures providing fluid flow communication through the continuous portion between an external surface of the continuous portion and the foam portion whereby the foam portion can take up external water or other fluid into the cellular structure through the apertures of the continuous portion. The continuous portion of the hydrogel composition may be tacky to the skin, allowing its use as a bioadhesive.Type: GrantFiled: December 12, 2003Date of Patent: March 4, 2014Assignee: Systagenix Wound Management (US), Inc.Inventors: Hugh S. Munro, Derek Silcock, Simon W. Bayliff, Richard Hoskins, Susana S. Garcia, Helen Burgess, Justin Barnes
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Publication number: 20140052087Abstract: The present disclosure, in part, relates generally to an absorbent article to be worn about the lower torso. The absorbent article comprises a chassis comprising a topsheet, a backsheet, an absorbent core disposed between the topsheet and the backsheet, and a pair of longitudinal barrier cuffs attached to the chassis. Each of the longitudinal barrier cuffs is formed of a web of material. The web of material comprises a first nonwoven component layer comprising fibers having an average diameter in the range of about 8 microns to about 30 microns, a second nonwoven component layer comprising fibers having an average diameter of less than about 1 micron, and a third nonwoven component layer comprising fibers having an average diameter in the range of about 8 microns to about 30 microns. The second nonwoven component layer is disposed intermediate the first nonwoven component layer and the third nonwoven component layer.Type: ApplicationFiled: August 28, 2013Publication date: February 20, 2014Applicant: The Procter & Gamble CompanyInventors: Rajeev Chhabra, Calvin Hoi Wung Cheng, Olaf Erik Alexander Isele, DeeAnn Ling Nelson
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Publication number: 20140048075Abstract: Articles comprising one or more calcium salts are provided. The articles can contain one or more calcium salts in an amount effective to reduce the production of TSST-1 by at least about 50% when measured by the Shake Flask Method. In certain embodiments, the one or more calcium salts can be substantially non-lethal to Staphylococcus aureus when measured by the Shake Flask Method, and/or to Lactobacillus crispatus, Lactobacillus gasseri, and/or Lactobacillus iners when measured by the Maximum Tolerated Dose Test.Type: ApplicationFiled: October 28, 2013Publication date: February 20, 2014Applicant: The Procter & Gamble CompanyInventors: Thomas Ward Osborn, Fancheng Wang, Kimberly Ann Nemeth, Catherine Cornick Davis
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Patent number: 8653320Abstract: The invention relates generally to an odor-absorbing superabsorbing composition, a process for production of an odor-absorbing superabsorbing composition, a composite comprising an odor-absorbing superabsorbing composition, a hygiene article comprising a composite, chemical products comprising or based on an odor-absorbing superabsorbing composition or a composite, as well as the use of an odor-absorbing superabsorbing composition or of a composite in chemical products.Type: GrantFiled: November 17, 2006Date of Patent: February 18, 2014Assignee: Evonik Degussa GmbHInventors: Franck Furno, Felix Müller, Jörg Peggau, Michael Keup, Harald Schmidt
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Patent number: 8653321Abstract: Method for determining the intrinsic gel strength of a water-absorbing hydrogel-forming polymeric material, comprising the step of: obtaining a hydrogel of said water-absorbing polymeric material, submitting said hydrogel to a controlled strain application step and measuring the stress; or submitting said hydrogel to a controlled stress application step and measuring the strain, and determining from said measured stress or strain of step c) the modulus of said hydrogel.Type: GrantFiled: February 25, 2011Date of Patent: February 18, 2014Assignee: The Procter & Gamble CompanyInventors: Torsten Lindner, Matthias Morand, Axel Meyer, Maik Tremel, Michael Rene Weaver
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Publication number: 20140044934Abstract: The present invention refers to a multilayered nonwoven web having layers of different color. The nonwoven web is pattern bonded to obtain bonded areas have a different color versus the unbonded areas.Type: ApplicationFiled: August 13, 2013Publication date: February 13, 2014Inventors: J. Michael Bills, Ludwig Busam, Antonius Lambertus Debeer, Joerg Endres, Carlisle Mitchell Herron, Olaf Erik Alexander Isele, Mike Purdon, Dirk Saevecke, Han Xu
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Patent number: 8647317Abstract: The present invention relates to a particulate superabsorbent polymer comprising a monomer and an internal crosslinker agent wherein the particulate superabsorbent polymer has a Centrifuge Retention Capacity Increase of 2 g/g or more as set forth herein in the Centrifuge Retention Capacity Increase Test. The present invention further relates to a superabsorbent polymer comprising an internal crosslinker agent comprising a silane compound comprising at least one vinyl group or one allyl group attached to a silicon atom, and at least one Si—O bond. The present invention further relates to an absorbent article that includes such particulate superabsorbent polymers.Type: GrantFiled: February 18, 2013Date of Patent: February 11, 2014Assignee: Evonik Stockhausen, LLCInventors: Gonglu Tian, David L. Bergman, Jr., Yaru Shi
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Publication number: 20140039436Abstract: A sanitary towel for physiological liquids includes as topsheet layer a layer of nonwoven cotton (10) having density which varies transversely and provided with a first plurality of longitudinal lines (1) along which the textile has a higher density of fibres with respect to the rest of the textile, each of the longitudinal lines (1) of the first plurality of lines being alternated with a respective longitudinal line (2) of a second plurality of longitudinal lines (2) along which the textile has a lower density of fibres with respect to the longitudinal lines (1).Type: ApplicationFiled: August 3, 2012Publication date: February 6, 2014Applicant: FA-MA JERSEY S.P.A.Inventor: Marco MARANGHI
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Publication number: 20140039434Abstract: A diaper structure with enhanced softness attributes is disclosed. The diaper structure may include an innermost layer formed of a first nonwoven web, and an outermost layer formed of a second nonwoven web. The first and second nonwoven webs may have a combined basis weight of at least about 30 gsm. The ratio of the first web basis weight to the second web basis weight may range from 30/70 to 70/30. Each of the webs may have a preconversion density no greater than 65 kg/m3. Each of the webs may have a compression loft of at least 30%. Characteristics affecting pressure diffusion at tactile pressure points may be balanced within ranges between the first and second webs to provide similar tactile pressure diffusion characteristics for the inside and outside of the diaper.Type: ApplicationFiled: July 30, 2013Publication date: February 6, 2014Applicant: The Procter & Gamble CompanyInventors: Han Xu, John Ferrer
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Patent number: 8642833Abstract: A reusable absorbent article includes a hydrophilic top layer, a soaking layer adjacent to and beneath the top layer, a substantially liquid impermeable layer adjacent to and beneath the soaking layer, and a backing layer adjacent to and beneath the substantially liquid impermeable layer. All of the layers are secured together to form a unitary structure. The soaking layer is a non-woven fabric having a plurality of hydrophobic fibers of a generally circular cross-sectional shape and a plurality of hydrophilic fibers of a non-circular cross-sectional shape.Type: GrantFiled: June 28, 2011Date of Patent: February 4, 2014Assignee: Harbor Linen LLCInventors: David M. Waxman, Shih-Kuang Lien
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Publication number: 20140031616Abstract: A method of packing organs of a subject, the method including accessing an interior cavity of the subject, repositioning the organs to provide a surgical space in the abdominal cavity, and positioning a non-fibrous body against the organs to provide a barrier between the organs and the surgical space.Type: ApplicationFiled: October 3, 2013Publication date: January 30, 2014Inventors: Steven J. Kubisen, Anthony P. Deasey
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Patent number: 8637728Abstract: A nonwoven material including at least two layers integrated into each other, for use as a body facing sheet in an absorbent article. The first layer includes spunlaid filaments and the second layer includes staple fibers. The staple fibers have a thickness ?1.5 dtex, and the filaments have a thickness ?2.5 dtex. Further, an absorbent article, such as a sanitary napkin, panty liner, incontinence protector or diaper can include the nonwoven material as a body facing sheet.Type: GrantFiled: May 30, 2007Date of Patent: January 28, 2014Assignee: SCA Hygiene Products ABInventors: Lars Fingal, Jeanette Hellström
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Patent number: 8636710Abstract: An absorbent article includes a fit system having fasteners and friction elements. The fasteners are located in the front waist area and the back waist area and are adapted to fasten the article about the waist of a wearer to define a waist opening, a pair of leg openings, and a pair of overlap regions. The friction elements are located in the overlap regions and are adapted to provide friction between the front waist area and the back waist area in the overlap regions. The friction elements have an upper portion oriented towards the waist opening and a lower portion oriented towards the leg opening. The upper portion and the lower portion have different concentrations of surface treatment, thicknesses, and/or surface areas.Type: GrantFiled: April 2, 2009Date of Patent: January 28, 2014Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Daniel Lee Ellingson, Janet Elaine Collins, Sara Jane Wille Stabelfeldt, Scott Richard Lange
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Patent number: 8629316Abstract: A reusable absorbent article includes a hydrophilic top layer, a soaking layer adjacent to and beneath the top layer, a substantially liquid impermeable layer adjacent to and beneath the soaking layer, and a backing layer adjacent to and beneath the substantially liquid impermeable layer. All of the layers are secured together to form a unitary structure. The soaking layer is a non-woven fabric having a plurality of hydrophobic fibers of a generally circular cross-sectional shape and a plurality of hydrophilic fibers of a non-circular cross-sectional shape.Type: GrantFiled: August 3, 2010Date of Patent: January 14, 2014Assignee: Harbor Linen LLCInventors: David M. Waxman, Shih-Kuang Lien
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Patent number: 8622982Abstract: The present invention concerns a disposable article for absorbing a liquid, wherein the article has a substantially non-liquid permeable layer forming an outer packaging surface of the article, and an absorptive material, wherein the outer packaging surface surrounds at least one side of the absorptive material, and wherein said outer packaging surface further includes an opening, through which liquid can pass into the absorptive material. The invention also relates to a method of producing an article and the use of said article in for example the plumbing business, as a drip absorbent, as a residual liquid absorbent, and as a condensate absorbent.Type: GrantFiled: December 18, 2002Date of Patent: January 7, 2014Assignee: MSL Polymer BusinessInventor: Martin Sibast Laugesen
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Patent number: 8618349Abstract: An absorbent article of the present invention may comprise a backsheet and a wetness indicator composition. The wetness indicator composition may comprise a stabilizer, a colorant, and a matrix. And, a wetness indicator sample, according to the Wetness Indicator Sample Test (Phosphate), may have a phosphate content of 10% or less. Further, the wetness indicator sample, according to the Wetness Indicator Sample Test (Nitrogen), may have a nitrogen content of 3% or less.Type: GrantFiled: April 12, 2010Date of Patent: December 31, 2013Assignee: The Procter & Gamble CompanyInventor: Thomas James Klofta
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Patent number: 8603061Abstract: According to one embodiment, an absorbent article to be worn about a wearer has a front portion and a back portion. The absorbent article includes an outer layer, an inner layer that is substantially co-extensive with the outer layer, an absorbent layer and one or more fasteners, which are located on the back portion of the absorbent article. The absorbent layer is interposed between the outer layer and the inner layer to form the absorbent article. The outer layer has a central portion between two side portions. The central portion of the outer layer is treated with a chemical to substantially inhibit attachment of the one or more fasteners to the central portion of the outer layer. The one or more fasteners secure the back portion to the outer layer of the front portion. Specifically, the one or more fasteners are configured to secure the back portion to a region of the outer layer which is not treated with the chemical.Type: GrantFiled: March 17, 2011Date of Patent: December 10, 2013Assignee: Medline Industries, Inc.Inventors: Min Yao, Daniel B. Love
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Patent number: 8603060Abstract: An absorbent article includes a fit system having fasteners and friction elements. The fasteners are located in the front waist area and the back waist area and are adapted to fasten the article about the waist of a wearer to define a waist opening, a pair of leg openings, and a pair of overlap regions. The friction elements are located in the overlap regions and are adapted to provide friction between the front waist area and the back waist area in the overlap regions. The friction elements have an upper portion oriented towards the waist opening and a lower portion oriented towards the leg opening. The upper portion and the lower portion have different concentrations of surface treatment, thicknesses, and/or surface areas.Type: GrantFiled: April 2, 2009Date of Patent: December 10, 2013Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Daniel Lee Ellingson, Janet Elaine Collins, Sara Jane Wille Stabelfeldt, Scott Richard Lange
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Patent number: 8603622Abstract: An absorbent structure with a sequence of two layers includes at least one liquid absorption layer, a subsequent liquid storage layer with super absorbent polymer particles and super absorbent polymer fibers, and a subsequent liquid distribution layer. The layers are connected and form a sheet structure. The liquid storage layer has its super absorbent polymer extending from the liquid storage layer into the liquid distribution layer in order to generate a return suction effect for the liquid that has passed through the liquid absorption layer and liquid storage layer into the liquid distribution layer.Type: GrantFiled: May 25, 2012Date of Patent: December 10, 2013Assignee: Glatfelter Falkenhagen GmbHInventors: Henning Röttger, Reno Volkmer
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Publication number: 20130324959Abstract: A disposable diaper is disclosed. The disposable diaper may include a backsheet formed of a laminate of a polymeric film and a nonwoven. A deposit of starch may be included and disposed on or outward of an outward-facing surface of the polymeric film. The deposit of starch may be included to impart stiffness to the diaper structure. The imparted stiffness helps improve fit characteristics and fastener attachment integrity.Type: ApplicationFiled: May 31, 2012Publication date: December 5, 2013Inventors: Arman Ashraf, Fang Liu
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Publication number: 20130324958Abstract: A disposable diaper of a relatively thin design is disclosed. The diaper may have a maximum caliper of 3 mm and a minimum circular bending stiffness of 3 N within a Front Hip flex Zone. Various materials and structures that may be included to impart circular bending stiffness within a Front Hip Flex Zone are disclosed.Type: ApplicationFiled: May 31, 2012Publication date: December 5, 2013Inventors: Arman Ashraf, Fang Liu
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Patent number: 8598406Abstract: A disposable absorbent article having a durable hydrophilic substantially liquid pervious acquisition layer. The acquisition layer includes an acquisition layer substrate and a hydrophilicity boosting composition coated on the acquisition layer substrate. The hydrophilicity boosting composition includes a hydrophilicity boosting amount of nanoparticles having a particle size of from about 1 nanometer to about 750 nanometers.Type: GrantFiled: June 30, 2006Date of Patent: December 3, 2013Assignee: The Procter & Gamble CompanyInventors: Ekaterina Anatolyevna Ponomarenko, John David Carter, Ronald Dean Cramer, Mattias Schmidt, Robert Henry Rohrbaugh
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Patent number: 8581019Abstract: Absorbent articles for the absorption of proteinaceous or serous body fluids, particularly menses. The absorbent article has a better handling towards such fluids, both in terms of retention capacity and absorption rate, by comprising a selected polyacrylate based material.Type: GrantFiled: October 20, 2006Date of Patent: November 12, 2013Assignee: The Procter and Gamble CompanyInventors: Giovanni Carlucci, Alessandro Gagliardini
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Patent number: 8581018Abstract: An absorber wherein crushed tea leaves having a particle size of 0.05 to 4.6 mm are dispersed and held within a pulp fiber material having a fiber length of 0.1 to 7 mm, for water-absorbing, drying, and odor-eliminating with good visual quality, and maintaining sanitary conditions, and sanitary articles using the absorber. An upper water-absorbing paper layer portion forms an upper surface, a lower water-absorbing paper layer portion forms a lower surface, and a water-absorbing mixture layer portion is provided between the upper water-absorbing paper layer portion. The layer portions are overlapped and integrated forming the absorber. The water-absorbing mixture layer portion is formed by including a crushed pulp fiber material beaten to have a fiber length of 0.1 to 7 mm, and crushed tea dregs having a particle size of 0.7 to 3.8 mm in mixing content percentage of 14 to 43% by weight.Type: GrantFiled: March 3, 2008Date of Patent: November 12, 2013Assignee: Daiki Co., Ltd.Inventors: Hiroshi Ito, Kouichi Fukuda
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Patent number: 8575417Abstract: A web having printed thereon a colorant and/or a composition providing a skin health benefit. The web can be a three-dimensional, fluid pervious, polymeric web. The web can comprise a pattern of interconnecting members, the interconnecting members defining apertures. The apertures are defined in a first surface of the web in a first plane of the web, and extend in sidewall portions to a second surface in a second plane of the web. A colorant or lotion composition can be deposited on at least a portion of the second surface of the web.Type: GrantFiled: February 23, 2007Date of Patent: November 5, 2013Assignee: The Procter and Gamble CompanyInventors: David Christopher Oetjen, Atsushi Ueminami, Paul Thomas Weisman
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Patent number: 8575132Abstract: A modified starch material for biocompatible hemostasis, biocompatible adhesion prevention, tissue healing promotion, absorbable surgical wound sealing and tissue bonding, when applied as a biocompatible modified starch to the tissue of animals. The modified starch material produces hemostasis, reduces bleeding of the wound, extravasation of blood and tissue exudation, preserves the wound surface or the wound in relative wetness or dryness, inhibits the growth of bacteria and inflammatory response, minimizes tissue inflammation, and relieves patient pain. Any excess modified starch not involved in hemostatic activity is readily dissolved and rinsed away through saline irrigation during operation. After treatment of surgical wounds, combat wounds, trauma and emergency wounds, the modified starch hemostatic material is rapidly absorbed by the body without the complications associated with gauze and bandage removal.Type: GrantFiled: January 11, 2013Date of Patent: November 5, 2013Inventor: Xin Ji
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Publication number: 20130289509Abstract: Provided are a bodily fluid absorbent article improved to absorb bodily fluids quickly and a method for making a core for the bodily fluid absorbent article. A bodily fluid absorbent core for a bodily fluid absorbent article is formed with one or more elongated depressions. The core 40 includes one or more surface layers and one or more inner sections lying inside the one or more surface layers. The one or more surface layers are formed primarily of liquid-absorbent fibers and the one or more inner sections are formed of the liquid-absorbent fibers and superabsorbent polymer particles.Type: ApplicationFiled: December 28, 2011Publication date: October 31, 2013Applicant: UNICHARM CORPORATIONInventors: Hirotomo Mukai, Takaya Aryama
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Patent number: 8569569Abstract: The present invention relates to ultrathin fluid-absorbent cores comprising a substrate layer, water-absorbent polymer particles and an adhesive, wherein the wet SAP shake out of water-absorbent polymer particles out of the fluid-absorbent core is less than 10% by weight.Type: GrantFiled: March 22, 2011Date of Patent: October 29, 2013Assignee: BASF SEInventors: Xiaomin Zhang, Olaf Hoeller, Kathleen Goebel
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Patent number: 8569568Abstract: An absorbent article comprising a liquid pervious topsheet, a liquid pervious backsheet joined to at least a portion of the topsheet, an absorbent core disposed between at least a portion of the topsheet and the backsheet, and a waste management element disposed in at least a portion of the crotch region. The waste management element preferably includes an acceptance element having an effective open area of at least about 30 percent and a storage element having a compressive resistance of at least about 70 percent.Type: GrantFiled: March 24, 2011Date of Patent: October 29, 2013Assignee: The Procter & Gamble CompanyInventors: Donald Carroll Roe, Cheryl D. Fox, Aleksey M. Pinyayev
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Patent number: 8563127Abstract: An absorbent composite comprising: a base material and water-absorbent resin particles; wherein the following conditions (1) to (4) are fulfilled: (1) the weight ratio of water-absorbent resin relative to the total weight of the base material and water-absorbent resin is 65 to 99 wt %, (2) the water-absorbent resin particles adhering directly to the base material constitute 50 wt % or more of the total water-absorbent resin particles; (3) the average absorption capacity of the water-absorbent resin particles is 50 g/g or more; and (4) the amount of residual monomers in the water-absorbent resin is 200 ppm or less.Type: GrantFiled: October 25, 2011Date of Patent: October 22, 2013Assignee: Asahi Kasei Chemicals CorporationInventors: Tsutomu Akiyama, Tamotsu Kodama, Masataka Nishi, Hiroshige Okamoto
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Patent number: 8556878Abstract: A disposable absorbent incontinence diaper (2) has a main part (4), with a front area (6), a rear area (8) and a crotch area (10) as well as rear side sections (20) joined on both sides to the rear area (8) and front side sections (22) joined on both sides to the front area (6) and extending in a transverse direction (30) past lateral front and rear longitudinal edges (42, 41) of the main part (4) to connect the front area (6) and the rear area (8) when the disposable incontinence diaper has been applied. The article is shaped by one single respective separating process and holding forces between closing elements (32) and the outer side of the first front side sections (22) are larger than holding forces between the closing elements and the outer side of the main part (4).Type: GrantFiled: July 24, 2012Date of Patent: October 15, 2013Assignee: Paul Hartmann AktiengesellschaftInventors: Krzysztof D. Malowaniec, Wolfgang Ostertag
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Patent number: 8556874Abstract: The absorbent article provides a signal viewable from the top surface of the absorbent article which gives a perception of depth within the absorbent article. This creation of depth perception is accomplished by the use of at least two tones within a color and/or by the use of multiple tones and multiple colors operating together to create a perception of depth within the absorbent article.Type: GrantFiled: April 26, 2011Date of Patent: October 15, 2013Assignee: The Procter and Gamble CompanyInventors: Patricia Lee Christon, Bryan Keith Feller, Ronda Lynn Glassmeyer, Rosa Alejandra Hernandez
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Patent number: 8558051Abstract: A disposable absorbent article comprises a topsheet; a backsheet combined with the topsheet; a fluid storage layer disposed between the topsheet and the backsheet and adjacent to the backsheet; an intermediate layer disposed between the fluid storage layer and the topsheet. The intermediate layer has a body-facing surface and a garment-facing surface. The disposable absorbent article comprises an odor control system. The odor control system comprises an antimicrobial material disposed between the topsheet and the body-facing surface of the intermediate layer; an odor masking material disposed between the backsheet and the garment-facing surface of the intermediate layer; and an odor absorbing and/or adsorbing material disposed in the fluid storage layer. The antimicrobial material and the odor masking material are separated by the intermediate layer.Type: GrantFiled: July 15, 2008Date of Patent: October 15, 2013Assignee: The Procter & Gamble CompanyInventors: Hiroshi Toshishige, Tomoko Okuda, Yukio Heki
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Publication number: 20130267923Abstract: A device for promoting the clotting of blood comprises a clay material in particle form and a receptacle for containing the clay material. At least a portion of the receptacle is defined by a mesh. Another device comprises a gauze substrate and a clay material disposed on the gauze substrate. Another device is a bandage comprising a substrate, a mesh mounted on the substrate, and particles of a clay material retained in the mesh. A hemostatic sponge comprises a substrate, a hemostatic material disposed on a first surface of the substrate, and a release agent disposed on a second surface of the substrate. The release agent is disposed on the wound-contacting surface of the substrate. When treating a bleeding wound, application of the hemostatic sponge causes at least a portion of the hemostatic material to come into contact with blood through the release agent and through the substrate.Type: ApplicationFiled: June 6, 2013Publication date: October 10, 2013Inventors: Raymond J. Huey, Denny Lo, Daniel J. Burns, Giacomo Basadonna, Francis X. Hursey
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Patent number: 8552251Abstract: A laminate having health-benefit agents therein is made by particle stabilization within the lamination process. By changing the substrate type (tissue, nonwoven, film) and/or the physical composition and/or attributes of the laminate layers, the release of the health-benefit agents can be controlled. The laminate, sometimes referred to as a liner, may be used in personal absorbent articles such as diapers, feminine pads, bandages, bed pads, and the like.Type: GrantFiled: October 8, 2010Date of Patent: October 8, 2013Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Peiguang Zhou, David John Tyrrell, Andrew M. Long, Alphonse C. DeMarco, Dave Allen Soerens, Rebecca Ann Vongsa
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Patent number: 8552252Abstract: A substantially cellulose free absorbent core comprising absorbent polymer material having a saline flow conductivity greater than about 100×10?7 cm3•sec/g and a centrifuge retention capacity of greater than about 20 g/g. A disposable absorbent article is also disclosed.Type: GrantFiled: August 4, 2011Date of Patent: October 8, 2013Inventors: Harald Hermann Hundorf, Holger Beruda, Horst Blessing, Peter Dziezok, Axel Krause, Mattias Schmidt, Lutz Stelzig
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Publication number: 20130261580Abstract: A swim diaper for use by a child while swimming, bathing or otherwise exposed to an aqueous environment includes a main torso section formed from a sheet of breathable, waterproof material which has been treated with an antimicrobial solution so as to prevent the spread of recreational water illnesses. The material is of sufficient thickness to retain solid waste and having a moisture vapor transmission rate of at least 200 g/m2/day. The main torso section has a torso receiving aperture at the upper end of the main torso section for receiving a torso and leg receiving apertures located in the lower portion of the main torso section for receiving a child's legs.Type: ApplicationFiled: April 2, 2012Publication date: October 3, 2013Inventor: Patti C. Gilmer
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Patent number: 8546641Abstract: High-capacity disposable absorbent inserts for reusable outer covers.Type: GrantFiled: July 22, 2010Date of Patent: October 1, 2013Assignee: The Procter & Gamble CompanyInventor: Donald Carroll Roe
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Patent number: 8546640Abstract: A method for delivering active ingredients to a wet substrate from a flexible, three-dimensional, water-absorbent substrate material comprised of a web of substantially water-insoluble fibers into which is infused a solid anhydrous composition having a melting point of from about 45° C. to about 55° C. said anhydrous composition comprising (i) at least one surfactant selected from the group consisting of cationic quaternary surfactants, anionic surfactants or nonionic surfactants or one multi-lamellar liquid crystal emulsifier system, (ii) at least one fatty alcohol, (iii) at least one emollient selected from the group consisting of cosmetically-acceptable oils, esters and liquid triglycerides, (iv) at least one active ingredient and (v) optionally, a solid cleansing agent having a melting point from about 50° C. to about 70° C. Preferred active ingredients are skincare and haircare actives, including emollients, humectants, conditioning agents, sunscreens and sunblocks, and artificial tanning agents.Type: GrantFiled: June 8, 2007Date of Patent: October 1, 2013Assignee: Evriholder Products, LLCInventors: Michael Popovsky, Yelena Popovsky, Paul Thau
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Patent number: 8541643Abstract: The invention relates to a superabsorbent powder consisting of polymer particles which have a core swelling in the presence of water and a superficially postcured shell, in which the powder is a screening fraction of such polymer particles which have not been crushed after the superficial postcure of their shell. This superabsorbent powder is especially suitable for the finishing of textile webs made of super-fine fibers or filaments with a diameter of less than 10 ?m, in particular for the finishing of sanitary products.Type: GrantFiled: December 23, 2005Date of Patent: September 24, 2013Assignee: Schill + Seilacher AktiengesellschaftInventors: Horst Ring, Roland Harbig
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Publication number: 20130245528Abstract: Provided herein is a topical wound dressing that comprises a collagen and a flexible paste. Also provided is a wound dressing with a first layer of a sterilized mixture of collagen and a second adhesive layer effective to adhere to surrounding skin and to keep the first layer in contact with the wound. In addition there is provided a wound dressing foil that comprises collagen and a plastic compound that can provide a foil shape. Furthermore, methods of dressing wounds utilizing the wound dressings and wound dressing foil are provided herein.Type: ApplicationFiled: March 13, 2013Publication date: September 19, 2013Inventor: Carl Randall Harrell
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Publication number: 20130237933Abstract: The present invention relates to a tampon structure, the tampon structure comprise at least one absorbent carbonaceous base with at least two precious metals, an absorber, a surface layer, and a rope. The copper ions and silver ions can be released by the at least two precious metals in aqueous solution to reach the health effects of the female vagina.Type: ApplicationFiled: November 5, 2012Publication date: September 12, 2013Applicant: FENG CHIA UNIVERSITYInventor: TSE-HAO KO
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Publication number: 20130237940Abstract: A convertible reusable diaper is provided, comprised of an outer cover portion, a liner portion, and a detachable absorption portion. The outer cover portion may generally include barrier panels attached at both the front and rear regions of the outer cover portion to form interior pockets. A plurality of fastenable tabs attached to hole-openings at the barrier panels affixes the liner portion or the detachable absorption portion in place. The hole-openings allow the passage of the fastenable tabs through the barrier panels. Both the liner portion and the detachable absorption portion include fastener members inter-engaged with the corresponding fastener members located at the fastenable tabs to allow the liner portion or the detachable absorption portion to be removably affixed to the outer cover portion. Numerous options for affixing the insert portion and the detachable absorption portion allow conversion to different diaper designs.Type: ApplicationFiled: March 9, 2012Publication date: September 12, 2013Inventors: Jinmei Wang, Yu Ping
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Patent number: 8530721Abstract: A method of making a resilient tampon includes the steps of providing binder fibers having an average fiber length of at least 35 mm; combining the binder fibers to form a loose fleece; activating the binder fibers; and compressing a portion of the loose fleece into a pledget after activating the binder fibers. A resilient tampon includes 70 wt % to 95 wt % absorbent fibers and 5 wt % to 30 wt % bicomponent binder fibers. The binder fibers have an average fiber length greater than 35 mm.Type: GrantFiled: March 18, 2011Date of Patent: September 10, 2013Assignee: Kimberly-Clark Worldwide, Inc.Inventors: David Martin Jackson, Clifford Jackson Ellis, Candace Dyan Krautkramer
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Patent number: 8524355Abstract: A disposable absorbent article includes an absorbent mat provided between a liquid-permeable top sheet and a liquid-impermeable back sheet. Herein, the absorbent mat includes a sheet-like water-absorbent layer that contains a water-absorbent resin powder but that does not contain pulp fibers, and a fiber assembly layer that contains both the water-absorbent resin powder and the pulp fibers, the sheet-like water-absorbent layer and the fiber assembly layer arranged sequentially in this order from a top sheet side. The fiber assembly layer includes a fiber presence region in which both the pulp fibers and the water-absorbent resin powder are present, and a fiber absence region in which both the pulp fibers and the water-absorbent resin powder are absent, the fiber presence region and the fiber absence region formed to be adjacent with each other.Type: GrantFiled: May 10, 2004Date of Patent: September 3, 2013Assignee: Livedo CorporationInventor: Kenji Nakaoka
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Publication number: 20130211358Abstract: An absorbent article (1) of the present invention includes a topsheet (2) which forms a skin-facing face, a backsheet (3) which forms a non-skin-facing face, and an absorbent member (4) which is arranged between both the sheets (2), (3). The absorbent member (4) is structured to include an absorbent core (40) which contains absorbent polymer without substantially containing hydrophilic fibers, an upper core wrap sheet (45) which covers a skin-facing face of the absorbent core (40), and a lower core wrap sheet (46) which covers a non-skin-facing face of the absorbent core (40). The upper core wrap sheet (45) includes a thick region having a larger thickness than the lower core wrap sheet (46).Type: ApplicationFiled: October 17, 2011Publication date: August 15, 2013Applicant: KAO CORPORATIONInventors: Muneyoshi Kikkawa, Nobuya Sato
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Patent number: 8502011Abstract: An absorbent article according to the present invention includes: a water-decomposable top sheet, a water-decomposable back sheet; and a water-decomposable absorber placed between the top sheet and the back sheet. The back sheet is formed of multiple sheet pieces each being smaller than a main body of the absorbent article, and each sheet piece at least partially overlapping adjacent one or more of the other sheet pieces. In addition, an adhesive is applied to each overlapping region where adjacent two of the sheet pieces overlap each other.Type: GrantFiled: June 24, 2009Date of Patent: August 6, 2013Assignee: Unicharm CorporationInventors: Nahomi Suzuki, Koichi Yamaki
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Patent number: 8501648Abstract: The disclosure relates to pre-moistened webs and wipes having visible compressed sites that provide the perception of a cloth-like texture. The disclosure also relates to a nonwoven web made of non-thermoplastic fibers with at least one compressed site on the surface of the web that remains visible when the web is pre-moistened.Type: GrantFiled: July 11, 2012Date of Patent: August 6, 2013Assignee: The Procter & Gamble CompanyInventor: Jonathan Paul Brennan
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Patent number: 8497410Abstract: A method of making personal hygiene articles of high absorbency from cellulosic fiber pulp without chemical cross-linking of the cellulosic fibers is disclosed. The method comprises interposing a sublayer of mechanically fluffed alkali extracted cellulosic fiber pulp between a fluid permeable layer and a fluid impermeable layer.Type: GrantFiled: February 18, 2011Date of Patent: July 30, 2013Assignee: Rayonier TRS Holdings Inc.Inventors: Phyllis Leithem, Charles A. Kremers, W. Paul Harrell, Stephen Lewis, Karl D. Sears, Quan He, Peter R. Abitz