With Means To Direct Body Fluid Patents (Class 604/385.101)
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Patent number: 12152115Abstract: A textured film is provided which comprises nanocellulose. At least a first surface of the film comprises a patterned, textured surface formed by repeating protruding regions and at least one non-protruding region arranged between said protruding regions. A particular height difference between the protruding and non-protruding regions can give liquid repellent properties. Methods for making the textured film are also provided.Type: GrantFiled: December 22, 2020Date of Patent: November 26, 2024Assignee: Stora Enso OYJInventors: Kaj Backfolk, Isto Heiskanen, Nina Miikki
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Patent number: 12144712Abstract: A material for distributing fluid can include a first side edge, a second side edge, a first end edge, and a second end edge. The material can include a first surface and a second surface opposite from the first surface. The material can be liquid impermeable and at least one of the first surface and the second surface include at least one channel. The channel can include a channel width, a channel length, and a channel depth. The channel width can be from 0.1 mm to 2.5 mm. The channel depth can be configured such that the channel does not extend completely through the material.Type: GrantFiled: April 30, 2019Date of Patent: November 19, 2024Inventors: Marsha R. Forthofer, Karen Goeders, Wing-Chak Ng, Sridhar Ranganathan
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Patent number: 12115052Abstract: A feminine hygiene pad having an absorbent structure is disclosed. The absorbent structure may have a plurality of central compression zones disposed in a middle region of the pad, each of the plurality of compression zones being defined by a generally longitudinally-oriented shape having a forward terminus proximate a forward end region of the pad and a rearward terminus proximate a rearward end region of the pad, and an average width between the forward terminus and rearward terminus of 0.5 mm to 2.0 mm, wherein each of the forward terminus and rearward terminus lies no more than 30 percent of the length of the pad, from the lateral axis.Type: GrantFiled: October 8, 2021Date of Patent: October 15, 2024Assignee: The Procter & Gamble CompanyInventors: Christopher Philip Bewick-Sonntag, John David Norcom
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Patent number: 12029633Abstract: An absorbent article having improved handling of body exudates. The absorbent article can minimize the amount of body exudates in contact with a wearer's skin and can minimize the incidence of leakage of body exudates from the absorbent article. In one aspect, the absorbent article comprises a body facing material having a first layer and a second layer with fibers of the layers entangled with each other. The body facing material can further comprise projections and land areas adjacent to the projections along with apertures in the land area.Type: GrantFiled: October 5, 2022Date of Patent: July 9, 2024Assignee: KIMBERLY-CLARK WORLDWIDE, INC.Inventors: Scott S.C. Kirby, David Glen Biggs, Andrew Thomas Hammond, Eric Donald Johnson, Candace Dyan Krautkramer, Robert Lee Popp, Leila Joy Roberson, Daniel Robert Schlinz, Kendell Jean Williams, Niall Finn, Andy R. Butler
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Patent number: 11963854Abstract: Described herein is an elastic core assembly having a base nonwoven layer, a top nonwoven layer, and a plurality of spaced apart elastics sandwiched therebetween. The elastics are secured to one or both layers and form therewith, a plurality of elongated spaces wherein SAP material is deposited. Also described are s system and method of making the elastic core composite or assembly, and a disposable absorbent article incorporating the elastic core assembly.Type: GrantFiled: September 11, 2020Date of Patent: April 23, 2024Assignee: DSG Technology Holdings Ltd.Inventors: Eugenio G. Varona, Andrew C. Wright
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Patent number: 11617692Abstract: An absorbent article including an absorbent core sandwiched between a liquid-permeable topsheet and a liquid-impermeable backsheet. The absorbent article includes a front portion, a back portion and a crotch portion located between the front portion and the back portion, wherein the absorbent core includes a coherent area, the coherent area being disposed in at least the front portion and the crotch portion of the absorbent article. The back portion of the absorbent article includes a conformance zone, the conformance zone including a plurality of absorbent clusters.Type: GrantFiled: June 30, 2020Date of Patent: April 4, 2023Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAGInventors: Peter Axborn, Anders Östin, Helena Corneliusson
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Patent number: 11612525Abstract: An absorbent article including an absorbent core sandwiched between a liquid-permeable topsheet and a liquid-impermeable backsheet, wherein the absorbent core includes an absorbent component enclosed by a core cover including an upper side and a lower side, and a sealing arrangement for joining the upper and lower sides and including two channel sealings in the crotch portion defining a first channel sealing width and a second channel sealing width. The channel sealings are formed by thermo and/or mechanical welding pattern including a plurality of welding spots being arranged in the form of a first row along the longitudinal axis in which each welding spot extends along a first axis, and a second row along the longitudinal axis in which each welding spot extends along a second axis, the first axis and second axis defining a first angle in relation to each other.Type: GrantFiled: December 21, 2017Date of Patent: March 28, 2023Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAGInventors: Filip Sillerström, Per Camén
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Patent number: 11534348Abstract: The sanitary napkin has a semisolid (flexible) structure affixed along the center base of it. The semisolid flexible structure is an elongated form of matter that goes along the base of the sanitary napkin. Surrounding the affixed center base semisolid structure is material that is not semisolid or solid, but soft and consistent with the rest of the sanitary napkin.Type: GrantFiled: May 8, 2017Date of Patent: December 27, 2022Inventor: Chrisette Duffield
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Patent number: 11491058Abstract: An absorbent article having improved handling of body exudates. The absorbent article can minimize the amount of body exudates in contact with a wearer's skin and can minimize the incidence of leakage of body exudates from the absorbent article. In one example, the article can include an outer cover, a body facing material, and an absorbent body. The body facing material can include a plurality of projections with a land area disposed between the plurality of projections, wherein the land area has an open area greater than about 10% open area in a chosen area.Type: GrantFiled: October 9, 2019Date of Patent: November 8, 2022Assignee: KIMBERLY-CLARK WORLDWIDE, INC.Inventors: Scott S. C. Kirby, David Glen Biggs, Andrew Thomas Hammond, Eric Donald Johnson, Candace Dyan Krautkramer, Robert Lee Popp, Leila Joy Roberson, Daniel Robert Schlinz, Kendell Jean Williams, Niall Finn, Andy R. Butler
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Patent number: 11369526Abstract: A disposable diaper having a front-rear direction and a width direction that is orthogonal to the front-rear direction, includes: a front waistline region; a rear waistline region; a crotch region disposed between the front waistline region and the rear waistline region; an absorbent core; a skin surface side sheet disposed on a skin facing surface side from the absorbent core; a waistband disposed on the skin facing surface side of the skin surface side sheet in the rear waistline region; and a fastening tape disposed in the rear waistline region and that includes a locking portion.Type: GrantFiled: December 29, 2020Date of Patent: June 28, 2022Assignee: Unicharm CorporationInventors: Takashi Matsui, Yasuhiro Yamanaka, Satoru Sakaguchi
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Patent number: 11197786Abstract: A compressed groove point (16) where compressed grooves (12) formed bilaterally and symmetrically on both sides of a center line (CL) in a lengthwise direction of a sanitary napkin (1) or lines extended from center lines of the compressed grooves (12) intersect with each other at a position corresponding to a front end (31) of a intergluteal cleft of a wearer is formed, and a right and left pair of outline inflection points (17) is formed in an outline of a rear end of the sanitary napkin (1) formed into a bilateral and symmetric wavelike shape.Type: GrantFiled: January 24, 2017Date of Patent: December 14, 2021Assignee: DAIO PAPER CORPORATIONInventor: Mihoko Kuramochi
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Patent number: 11135104Abstract: Diapers adapted for use in the collection of stool samples from infants are disclosed. Such diapers may include a backsheet comprising an effectively liquid impermeable material, a transverse perineal barrier comprising an effectively liquid impermeable material and sealingly connected to another component of the diaper, and a liquid control structure disposed over the backsheet and forward of the transverse perineal barrier. The diaper may include other features adapted to contain exudates, isolate urine from fecal material following discharge, avoid absorption of liquid components of fecal material and enhance likelihood of collecting a fecal sample that is sufficiently representative of its composition immediately following discharge.Type: GrantFiled: June 25, 2018Date of Patent: October 5, 2021Assignee: The Procter & Gamble CompanyInventors: Jacob Alan Barnhorst, Jennifer Joan Gustin, Donald Carroll Roe, Kristian R. Santa Hornedo, Amy Lynn Tally
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Patent number: 10925777Abstract: Diaper assemblies, along with related articles and methods, are provided. The diaper assembly includes a diaper comprising an inner surface and a blocking member coupled to a portion of the inner surface. The blocking member has a resilient pad coextends along a portion of the inner surface and further includes an attachment layer bonded to the resilient pad and may be repositionably attached at other locations along the inner surface. Advantageously, the blocking member can provide a releasable and repositionable seal that conveniently enhances the functionality of commercially available diapers.Type: GrantFiled: December 14, 2015Date of Patent: February 23, 2021Assignee: 3M Innovative Properties CompanyInventors: Leigh E. Wood, Michael J. McNamara, Lori-Ann S. Prioleau
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Patent number: 10653568Abstract: A disposable pull-on diaper that keeps in close contact with a wearer's crotch region includes a lower torso cover and an absorbent chassis. The absorbent chassis has a front end portion overlapping a front waist region of the lower torso cover and a front end portion of the front end portion is joined to an elastic region in the lower torso cover. A front end adjoining portion of the front end portion is not joined to the elastic region. An area in the absorbent chassis being adjacent the front end adjoining portion on the side of the crotch region is joined to an inelastic region defined on the side closer to the crotch region than to the elastic region. The absorbent body contained in the absorbent chassis extends at least from the crotch region to the front end adjoining portion. The front end portion in the front end portion of the absorbent chassis is defined by a portion of the cover sheet wrapping the absorbent body which extends outward beyond the absorbent body.Type: GrantFiled: May 19, 2014Date of Patent: May 19, 2020Assignee: Unicharm CorporationInventor: Makoto Ichikawa
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Patent number: 10391003Abstract: To provide a user-friendly disposable article including a disposable base fabric provided with at least one of a permeable sheet and a fiber sheet, and multiple elastic members that are joined to at least one of the permeable sheet and the fiber sheet so as to have a joined part and a non-joined part; and a joining part for joining the disposable base fabric and an article to be attached so that the multiple elastic members give an elastic force to a surface to be applied to the skin, arranging the disposable base fabric on the surface side for applying to the skin.Type: GrantFiled: June 1, 2016Date of Patent: August 27, 2019Inventor: Kikuo Yamada
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Patent number: 10335324Abstract: The present disclosure is directed, in part, to an absorbent article that comprises a liquid management system (LMS) and an absorbent core disposed at least partially intermediate a topsheet and a backsheet. The LMS defines one or more channels substantially free of superabsorbent polymers. The one or more channels of the LMS may at least partially overlap channels defined by the absorbent core. The absorbent article may comprises a liquid distribution system (LDS) that defines one or more channels.Type: GrantFiled: August 25, 2014Date of Patent: July 2, 2019Assignee: The Procter & Gamble CompanyInventors: Donald Carroll Roe, Kathy Quinlan Ames-Ooten, Julia Boesel, Barry Robert Feist, Nelson Edward Greening, II, Carsten Heinrich Kreuzer, Cornelia Beate Martynus, Marie Brigid O'Reilly, Sandra Sautter, Beate Simon, Lutz Stelzig, Rachael Eden Walther
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Patent number: 9931253Abstract: A contoured absorbent pad for a diaper comprising a liquid permeable inner layer, impermeable outer layer, and a moulded absorbent core. The inner and outer layers are adhered together with the moulded absorbent core located between the inner and outer layers. The absorbent core includes fibers and superabsorbent materials and is moulded in a shape that is contoured to complement the human anatomy in the area of the upper buttocks and lower back.Type: GrantFiled: December 26, 2013Date of Patent: April 3, 2018Inventors: Stephen DeFrancesco, Megan DeFrancesco
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Patent number: 9452245Abstract: A reduced pressure treatment system includes a reduced pressure source and a reduced pressure dressing. The dressing includes an interface layer adapted to be positioned at a tissue site and an absorbent layer in fluid communication with the interface layer to absorb liquid from at least one of the interface layer and the tissue site. A diverter layer is positioned adjacent the absorbent layer, and the diverter layer includes a plurality of apertures in fluid communication with the absorbent layer to distribute a reduced pressure to the absorbent layer. A cover is positioned over the diverter layer to maintain the reduced pressure at the tissue site.Type: GrantFiled: November 18, 2014Date of Patent: September 27, 2016Assignee: KCI Licensing, Inc.Inventors: Jonathan Paul Jaeb, Richard Daniel John Coulthard, Timothy Mark Robinson, Christopher Brian Locke, Aidan Marcus Tout
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Patent number: 9259558Abstract: A wound dressing for an aspirated wound dressing system, with a wound interface region for contacting or facing a wound site; an aspiration port for receiving suction for aspiration of wound exudate; a liquid permeable pressure barrier disposed between the wound interface region and the aspiration port for substantially preventing application of negative pressure from the aspiration port to the wound interface region; at least one atmospheric vent for equalizing with atmosphere the pressure at the wound interface region; and a liquid sensor for sensing liquid within the wound dressing for controlling application of suction by the aspiration unit.Type: GrantFiled: January 12, 2010Date of Patent: February 16, 2016Assignee: CONVATEC TECHNOLOGIES, INC.Inventor: Mingliang Lawrence Tsai
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Patent number: 9035127Abstract: An absorbent article ensuring that even when excreted urine diffuses by running down the wearer's skin, the urine is prevented from leaking out of the absorbent article. The absorbent article comprises an absorbent sheet that has at least one absorbent polymer-existing region in which the absorbent polymer is sandwiched by at least one liquid-pervious sheet and at least one absorbent polymer-nonexisting region which is free of absorbent polymer. The at least a part of the absorbent sheet is disposed in a rear waist region, and a planar shape of the absorbent polymer-existing region disposed on the rear waist region side of the longitudinal center of the crotch region of the absorbent sheet is a nearly V-shaped with an apex facing in the direction from the front waist region to the rear waist region in the longitudinal direction of the absorbent article.Type: GrantFiled: November 14, 2011Date of Patent: May 19, 2015Assignee: Unicharm CorporationInventors: Kaiyo Nakajima, Haruki Toda
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Patent number: 9029626Abstract: An absorbent article includes a first curved portion and a second curved portion formed on the surface of a topsheet along a longitudinal direction of the absorbent article. The first curved portion is arranged in one pair to be symmetrical to a centerline of the absorbent article in a region in which the contact region is included, the region being an inside region more than each side part in a widthwise direction of the absorbent article, and is formed along a longitudinal direction of the absorbent article. The second curved portion is arranged in one pair in a region in which the contact region is included, the region being an inside region in the widthwise direction of the absorbent article more than the first curved portion, and is formed along the longitudinal direction of the absorbent article. The first curved portion and the second curved portion has a convex shape outward in the widthwise direction of the absorbent article, in the region in which the contact region is included.Type: GrantFiled: April 7, 2010Date of Patent: May 12, 2015Assignee: Unicharm CorporationInventors: Kazuya Nishitani, Toshihisa Hayashi, Minako Sagisaka
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Patent number: 9024108Abstract: An apparatus and method for improved retention and absorption of liquids from female menstrual periods, having multi-elements, wherein the first element has an optionally reusable outer pad retention structure, and the second element has a single use disposable inner pad, said inner pad having unique features, said features rendering said inner pad of being capable of continuously conforming to ever changing exterior vaginal geometries during an individual wearer's active work day, while simultaneously retaining all menstrual liquid within said inner pad and not allowing any leakage into the outer reusable pad, but allowing gas permeability through all elements thereby allowing heat transfer away from the user's body and a more comfortable feminine sanitary device. Further the apparatus and method allow said inner replacement pad to be augmented by an optional breathable inner supplemental replacement pad to retain additional liquid during unusually heavy menstrual liquid flow.Type: GrantFiled: November 30, 2009Date of Patent: May 5, 2015Inventor: Marcia McManus
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Patent number: 9023004Abstract: In an absorptive article, fitting performance is improved by following the shape and movement of a body, and wrinkles in a blood discharge opening corresponding portion are eliminated and wearing comfort is improved by separating movement of each part from each other so that the blood discharge opening corresponding portion is not affected.Type: GrantFiled: December 22, 2010Date of Patent: May 5, 2015Assignee: Daio Paper CorporationInventor: Mihoko Kuramochi
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Publication number: 20150119842Abstract: An absorptive article configured so that wrinkles in the absorptive article occurring when the absorptive article is worn by a wearer are reduced. This absorptive article is configured in such a manner that a surface sheet and a highly absorptive polymer sheet are joined together, a pair of wing sections respectively have ends in the longitudinal direction, longitudinal edges of the highly absorptive polymer sheet are located on the outside longitudinally of wing section action lines connecting the ends located side by side in the width direction, and the wing section action lines are located at the same positions as, or on the outside longitudinally of, folding positions at which the absorptive article is folded twice in the longitudinal direction in order to individually package the absorptive article.Type: ApplicationFiled: April 25, 2013Publication date: April 30, 2015Inventors: Shoshi Kosaka, Kaiyo Nakajima
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Publication number: 20150119843Abstract: An absorbent article has an absorber disposed between a permeable front surface sheet and a rear surface sheet of a non-woven fabric; wherein the front surface sheet is provided with ridged convex portions continuing in the longitudinal direction of the absorbent article at a specified interval in the width direction of the absorbent article, and provided with dot-like concave embossments at the right side adjacent position and the left side adjacent position alternately at an interval in the longitudinal direction of the absorbent article on the both sides of each of the convex portions, and the concave embossments are arranged in a zigzag pattern as a whole. The convex portion is an inclined surface having a relatively steep gradient on one side and a relatively gentle gradient on the other side, and the cross-sectional shape of the convex portion is an asymmetrical shape.Type: ApplicationFiled: May 28, 2013Publication date: April 30, 2015Applicant: DAIO PAPER CORPORATIONInventor: Ryoko Kurihara
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Patent number: 9017304Abstract: A sanitary napkin includes a multi-layered primary pad having an intermediate absorbent layer with a cavity formed therein and a liquid permeable top layer overlying the absorbent layer with a slit formed therein. A cavity is formed in the absorbent layer and is positioned below the slit. An auxiliary pad has an upstanding plug with the auxiliary pad disposed partially in the cavity and the plug extending through the slit.Type: GrantFiled: January 26, 2011Date of Patent: April 28, 2015Inventor: Joyce Betts
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Patent number: 9011396Abstract: A disposable wearing article has a skin-contactable sheet moveable relative to a chassis. The chassis includes an inner sheet, an outer sheet and a liquid-absorbent panel interposed between these inner and outer sheets. The absorbent panel lies at least in the crotch region and extends into the front and rear waist regions in the longitudinal direction. In the rear waist region, a skin-contactable sheet adapted to come in contact with the wearer's skin is attached to the inner surface of the inner sheet. The skin-contactable sheet has front and rear ends extending in the transverse direction and lateral portions extending in the longitudinal direction and only the lateral portions are bonded to the inner sheet.Type: GrantFiled: February 17, 2011Date of Patent: April 21, 2015Assignee: Unicharm CorporationInventors: Kaiyo Nakajima, Haruki Toda, Yoshikazu Tanaka
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Publication number: 20150094683Abstract: The objective of the present disclosure is to provide an absorbent article that enables the rapid transfer of menstrual blood to an absorbent body, is not susceptible to the spread of menstrual blood above a top sheet, and is not susceptible to causing feelings of stickiness on the top sheet. The absorbent article of the present disclosure has the following structure. An absorbent article (1) having a liquid-permeable top sheet (2), a liquid-impermeable back sheet, and an absorbent body (3). The absorbent article (1) is characterized by: having an excretory orifice contact region (4) and embossed portions (5); the top sheet (2) inside the excretory orifice contact region (4) and the embossed portions (5) respectively containing a prescribed blood lubricating agent; and the amount of the blood lubricating agent in the embossed portions (5) being larger than the amount of the blood lubricating agent in the top sheet (2) in the excretory orifice contact region (4).Type: ApplicationFiled: March 26, 2013Publication date: April 2, 2015Inventors: Akira Hashino, Yuki Noda, Tatsuya Tamura
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Publication number: 20150094678Abstract: A feminine care absorbent article having fluid barrier and decolorizing structures is described. Such structures can prevent the spread of menses fluid towards the edges of the article and can also decolorize stains so that the stains are less noticeable. The article includes a liquid permeable topsheet having a central layer positioned adjacent opposing side layers. The side layers can include a separating region that at least partially separates a decolorizing agent carrier material treated with a decolorizing agent from an absorbent core. At least one of the side layers can also include at least one fluid barrier region that can prevent or slow the spread of fluids from the center of the article to the edges. The combination of the separating and fluid barrier regions can allow the decolorizing agent to sufficiently decolorize a fluid insult that may have spread to the lateral edges of the article.Type: ApplicationFiled: September 27, 2013Publication date: April 2, 2015Applicant: Kimberly-Clark Worldwide, Inc.Inventors: Sarah O'Brien, SangWook Lee, SiOn Choi, Marcela Rendon, Jin Chen
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Publication number: 20150080833Abstract: An absorbent article has longitudinal edges, front and rear end regions, and a central region between the end regions, and an absorbent core disposed between a topsheet and a backsheet. A pair of central side flaps extend laterally outward from longitudinal edges of the absorbent core in the central region, and a pair of rear side flaps extend laterally outward from longitudinal edges of the absorbent core in the rear end region. A support layer disposed between the topsheet and the backsheet in the rear end region extends from one of the rear side flaps to the other outboard of the longitudinal edges of the absorbent core but inboard of the longitudinal edges of the article. The support layer is absent in the central side flaps. A channel with a plurality of first areas and second areas alternately spaced along at least a portion of a length of the channel is present.Type: ApplicationFiled: November 21, 2014Publication date: March 19, 2015Inventors: Tsunetoshi Miura, Yoko Munakata
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Publication number: 20150080831Abstract: An absorbent article having a pair of longitudinal edges, front and rear transverse edges, a front end region, a rear end region, and a central region disposed between the front and rear end regions. The absorbent article has a liquid pervious topsheet, a liquid impervious backsheet, an absorbent core disposed between the topsheet and the backsheet, a pair of outwardly convex longitudinal central channels formed at least in the central region. The traversal distance of the pair of outwardly convex longitudinal central channels decreases towards both ends of the channels to define a central closed area. The absorbent article has a rear channel defining a rear closed area in the rear end region.Type: ApplicationFiled: November 25, 2014Publication date: March 19, 2015Inventors: Yoko MUNAKATA, Kiyoe OHBA
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Publication number: 20150080837Abstract: Absorbent articles herein may provide a topsheet, a backsheet, an absorbent core disposed between the topsheet and the backsheet, and a printed adhesive layer disposed between the topsheet and the absorbent core. The absorbent core may comprise channels, and the adhesive print layer may be visible through the topsheet.Type: ApplicationFiled: November 12, 2013Publication date: March 19, 2015Applicant: The Procter & Gamble CompanyInventors: Rodrigo Rosati, Carsten Heinrich Kreuzer, Hans Adolf Jackels, Blanca Arizti, Ernesto G. Bianchi, Donald Carroll Roe, Darrell Ian Brown, Sarah Ann Sanborn, Theodore Cory Fites
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Publication number: 20150080839Abstract: An absorbent article comprising a topsheet, a backsheet, an absorbent core comprising channels disposed between the topsheet and the backsheet, and a printed adhesive layer disposed between the topsheet and the absorbent core such that the printed adhesive layer is visible through the topsheet. At least a portion of the adhesive layer forms a pattern of one or more pairs of contoured lines that run lengthwise in the machine direction of the absorbent article, each pair being symmetric to its compliment across an axis of the absorbent article drawn in the machine direction and at the center of its width. The distance between the innermost pair of contoured lines is from about 15 mm to about 25 mm or the amount of adhesive comprising the printed adhesive layer is such that the pattern coverage with the adhesive is from about 15% to about 30%.Type: ApplicationFiled: September 16, 2014Publication date: March 19, 2015Inventors: Ann Cecilia Trapp, Sarah Ann Sanborn, Rachael Eden Walther, Theodore Cory Fites, John Andrew Strasemeier
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Publication number: 20150080838Abstract: Provided is an absorbent article that can prevent pulp fibers and a superabsorbent polymer (SAP) that constitute an absorbent body from leaking from openings, evening if a top sheet does not cover the side wall portions of the absorbent body at the openings. An absorbent article (1) comprises: a liquid-permeable top sheet (2) having openings (10); a back sheet (3); and an absorbent body (4) having openings (10). At the openings (10) of the top sheet (2) and the openings (10) of the absorbent body (4), the top sheet (2) is detached from the absorbent body (4), and the opening diameter (R2) of the openings (10) in the surface of the top sheet (2) on the clothing side is smaller than the opening diameter (R3) of the openings (10) in the surface of the absorbent article (4) on the skin side.Type: ApplicationFiled: March 26, 2013Publication date: March 19, 2015Inventors: Akira Hashino, Yuki Noda, Tatsuya Tamura, Takashi Nomoto, Takashi Onozuka, Tomoyuki Saga
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Publication number: 20150073375Abstract: Disposable absorbent article comprising an interior design signal indicating absorbency and an absorbent core including first and second absorbent layers, the first absorbent layer including a first substrate and the second absorbent layer including a second substrate, the first and second absorbent layers further including absorbent particulate polymer material deposited on the first and second substrates and thermoplastic material covering the absorbent particulate polymer material on the respective first and second substrates, the first and second absorbent layers combined together such that at least a portion of the thermoplastic material of the first absorbent layer contacts at least a portion of the thermoplastic material of the second absorbent layer, the absorbent particulate polymer material is disposed between the first and second substrates in an absorbent particulate polymer material area, and the absorbent particulate polymer material is substantially continuously distributed across the absorbentType: ApplicationFiled: November 13, 2014Publication date: March 12, 2015Inventors: Kathleen Marie LAWSON, Mark John Ciesko, Christofer Fuchs, Alizha Victoria Smith, Harald Hermann Hundorf, Horst Blessing, Peter Dziezok, Mattias Schmidt, Holger Beruda, Bruno Johannes Ehrnsperger
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Publication number: 20150065985Abstract: The objective of the present disclosure is to provide an absorbent article (1) having a high fiber density region (7) in which absorbed menstrual blood is not easily retained, so that after menstrual blood has been absorbed, feelings of stickiness are not easily caused on a top sheet (2), and the top sheet (2) remains dry. The absorbent article (1) of the present disclosure has a liquid-permeable top sheet (2), a liquid-impermeable back sheet (6), and an absorbent body (3). The absorbent article (1) is characterized by: the top sheet (2) having, in an excretory orifice contact region (A), a high fiber density region (7) and a low fiber density region (8); the top sheet (2) containing, in the excretory orifice contact region (A), a prescribed blood lubricating agent (9); and the basis weight of the blood lubricating agent (9) in the high fiber density region (7) being larger than the basis weight of the blood lubricating agent (9) in the low fiber density region (8).Type: ApplicationFiled: March 26, 2013Publication date: March 5, 2015Inventors: Akira Hashino, Yuki Noda, Tatsuya Tamura, Masashi Nakashita
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Publication number: 20150065973Abstract: The present disclosure is directed, in part, to an absorbent article comprising a liquid management system (LMS) and an absorbent core disposed at least partially intermediate a topsheet and a backsheet. The LMS defines one or more channels therein. The one or more channels of the LMS may at least partially overlap or not overlap with channels defined in the absorbent core.Type: ApplicationFiled: August 25, 2014Publication date: March 5, 2015Inventors: Donald Carroll ROE, Kathy Quinlan AMES-OOTEN, Blanca ARIZTI, Julia BOESEL, Aniruddha CHATTERJEE, Nelson Edward GREENING, II, Sharon Irene GRENBERG, Carsten Heinrich KREUZER, Cornelia Beate MARTYNUS, Marie Brigid O'REILLY, Rodrigo ROSATI, Sandra SAUTTER, Beate SIMON, Lutz STELZIG, Rachael Eden WALTHER
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Publication number: 20150065976Abstract: The present disclosure is directed, in part, to an absorbent article that comprises a liquid management system (LMS) and an absorbent core disposed at least partially intermediate a topsheet and a backsheet. The LMS defines one or more channels substantially free of superabsorbent polymers. The one or more channels of the LMS may at least partially overlap channels defined by the absorbent core. The absorbent article may comprises a liquid distribution system (LDS) that defines one or more channels.Type: ApplicationFiled: August 25, 2014Publication date: March 5, 2015Inventors: Donald Carroll ROE, Kathy Quinlan AMES-OOTEN, Julia BOESEL, Barry Robert FEIST, Nelson Edward GREENING, II, Carsten Heinrich KREUZER, Cornelia Beate MARTYNUS, Marie Brigid O'REILLY, Sandra SAUTTER, Beate SIMON, Lutz STELZIG, Rachael Eden WALTHER
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Publication number: 20150065984Abstract: Provided is an absorbent article capable of suppressing leakage in the widthwise direction from an absorbent article (1) of a bodily fluid (31) which has seeped from an absorbent body (4) as a result of the application of pressure to the absorbent article (1).Type: ApplicationFiled: December 11, 2012Publication date: March 5, 2015Inventors: Tatsuya Tamura, Yuki Noda, Takashi Nomoto, Takashi Onozuka
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Publication number: 20150065986Abstract: The present invention is method for forming a sandwich structure having a pattern of particulate material enveloped between a carrier material and a cover material. The method allows accurate forming of pre-determined pattern at high production speed. Such a method is particularly useful in the manufacture of disposable absorbent articles, such as baby diapers.Type: ApplicationFiled: November 7, 2014Publication date: March 5, 2015Inventors: Horst Blessing, Hans-Adolf Jackels, Markus Rietz
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Patent number: 8969651Abstract: An absorbent core structure for disposable absorbent articles, having improved fluid handling properties.Type: GrantFiled: July 15, 2011Date of Patent: March 3, 2015Assignee: The Procter & Gamble CompanyInventors: Giovanni Carlucci, Andrea Peri, Maurizio Tamburro, Evelina Sara Toro
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Patent number: 8968263Abstract: An absorbent article according to the present invention includes a topsheet, a backsheet, and an absorber. The absorber has a body unit having a foreside constricted portion and a backside constricted portion, and a pair of extension units extending outside in the widthwise direction of the absorber from the body unit. An outer region is folded toward an inner region at the side of the topsheet, and the maximum length of the inner region along the longitudinal direction of the absorber is shorter than the maximum length of the outer region.Type: GrantFiled: December 28, 2010Date of Patent: March 3, 2015Assignee: Unicharm CorporationInventors: Yoshihisa Watabe, Hirotomo Mukai, Natsuko Takahashi, Tomoko Tsuji
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Publication number: 20150057629Abstract: An absorbent article includes a body side liner, a back sheet, an absorbent body positioned between the body side liner and the back sheet, and a body conforming structure positioned in direct facing relation with the body side liner. The body conforming structure length is at least 50% the absorbent body length and is aligned with a longitudinal centerline of the absorbent article. The median anterior portion width of the body conforming structure is greater than the median central portion width of the body conforming structure which is greater than the median posterior portion width of the body conforming structure. The anterior portion includes a well, the central portion includes a channel, and the posterior portion includes a taper. The well transitions into the channel via a first convex transition and a concave transition. The channel transitions into the taper via a second convex transition.Type: ApplicationFiled: October 30, 2014Publication date: February 26, 2015Inventors: Jessica Annette Ives Dieringer, Cheri Lee Paul
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Publication number: 20150038932Abstract: An absorbent article having a front end region, a rear end region, a central region disposed between the front and rear end regions, a fluids source area, and a transverse axis and a longitudinal axis. The absorbent article includes a topsheet, a backsheet, an absorbent core disposed between the topsheet and the backsheet, and a reinforcing structure disposed within the central region. In one aspect of the invention, the reinforcing structure includes a pair of traverse reinforcing elements each of which is formed by two traverse channels. The two traverse channels may be disposed generally parallel to the transverse axis with a reinforcement distance such that the absorbent core has an average density of in the range of about 5% to about 500% higher at the traverse reinforcing element than the fluids source area.Type: ApplicationFiled: October 17, 2014Publication date: February 5, 2015Inventors: Atsushi Ueminami, Maki Hasegawa
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Publication number: 20150038929Abstract: The present invention relates to an absorbent structure, preferably for use in absorbent articles as used in the personal hygiene industry such as feminine hygiene garments, baby diapers and pants or adult incontinence garments. The present invention also relates to an absorbent article comprising such absorbent structure and to a method of manufacturing the absorbent structure. The absorbent structures comprise a carrier layer, an auxiliary layer and an absorbent material there between wherein substantially permanent primary attachments and substantially temporary secondary attachments join the carrier layer and auxiliary layer at least partially together, whereby the substantially temporary secondary attachments are loosened as a result of exposing the absorbent structure to a liquid whereas the substantially permanent primary attachments remain substantially intact.Type: ApplicationFiled: October 20, 2011Publication date: February 5, 2015Applicant: VYNKA BVBAInventor: Bart Van Malderen
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Patent number: 8946502Abstract: A sanitary napkin structure, particularly for a slight incontinence, said sanitary napkin structure comprising a first substantially permeable sheet, a second substantially impermeable sheet and an absorbing pad enclosed between said first and second sheets, characterized in that said absorbing pad comprises an absorbing pad layer including a flexible cotton fiber and a superabsorbing polymer matrix, wherein the cotton fibers in said matrix have a random orientation along three axes and do not have a preferential orientation in a X-Y plane.Type: GrantFiled: September 28, 2010Date of Patent: February 3, 2015Assignee: Corman S.p.A.Inventors: Guido Conio, Giorgio Mantovani
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Publication number: 20150032074Abstract: An object of the present disclosure is to provide an absorbent article without a sticky feel on the top sheet and with a smooth top sheet, not only when a large amount of menstrual blood has been absorbed, but even when a small amount of menstrual blood has been absorbed. The absorbent article of the present disclosure is as follows. An absorbent article comprising a liquid-permeable top sheet, a liquid-impermeable back sheet and an absorbent body between the liquid-permeable top sheet and liquid-impermeable back sheet, wherein the liquid-permeable top sheet comprises a blood slipping agent having a kinematic viscosity of 0.01 to 80 mm2/s at 40° C., a water holding percentage of 0.01 to 4.0 mass %, and a weight-average molecular weight of less than 1,000, on at least the projection in an excretory opening contact region.Type: ApplicationFiled: February 21, 2013Publication date: January 29, 2015Inventors: Masashi Nakashita, Ichiro Wada, Yuki Noda, Akira Hashino
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Publication number: 20150032073Abstract: An objective of the present invention is to provide an absorbent article with which, both when dry, prior to absorbing blood, and when wet, after absorbing blood, is provided with a fit in a wearer's excretory orifice, especially the labia minora, and which is not prone to leaking. Provided is an absorbent article, including a liquid-permeable top sheet, a non liquid-permeable back sheet, and an absorbent body between the liquid-permeable top sheet and the non liquid-permeable back sheet. The absorbent article further comprises a center high part which protrudes in the thickness direction of the absorbent article in an excretory orifice contact region. The center high part further includes a portion of the top sheet, and a cushion part which is positioned between the top sheet and the absorbent body. The center high part further includes a central part, and an outer circumference part which surrounds the central part.Type: ApplicationFiled: December 19, 2012Publication date: January 29, 2015Inventors: Yuki Noda, Tatsuya Tamura, Akira Hashino
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Publication number: 20150018793Abstract: A sanitary disposable urine device is provided. The device includes an inner ring and outer ring each having a top surface and opposing bottom surface. The outer ring is substantially concentric with the inner ring and may be offset. At least one of the top surfaces of the inner and outer rings conforms to a body contour of a user's perineum. The device further includes a hand holder coupled to the bottom surface of the inner ring, the hand holder having an opening configured to match to the inner ring. The device also includes a fluid containing bag having an open end attached to the hand holder such that fluid flows through the inner ring and the opening of the hand holder into the fluid containing bag during usage. The device also includes an inner bag inside the fluid containing bag for containing an absorbent material and an outer sealable bag to secure the device after use.Type: ApplicationFiled: September 29, 2014Publication date: January 15, 2015Inventors: Roger Huckfeldt, Cindy Lowe, Keela Davis, Martin Reuter, John Price
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Publication number: 20150011960Abstract: A disposable wearing article includes a urination region, a rear waistline region arranged to the rear of the urination region, and a front waistline region arranged to the front of the urination region. An absorbent sheet having an absorbent polymer arranged between liquid-permeable sheets is configured to be provided in at least one of the buttocks region and the ventral region. An absorbent polymer arranged region including absorbent polymer is in at least one of the front waistline region and the rear waistline region. A deformation restraining unit is formed to be capable of restraining deformation of the urination region from being propagated to an absorbent polymer arranged region in the inner side in the front-back direction with respect to the inner end in the front-back direction of the absorbent polymer arranged region.Type: ApplicationFiled: January 25, 2013Publication date: January 8, 2015Applicant: UNICHARM CORPORATIONInventors: Takaya Arayama, Hirotomo Mukai