Cellulose Or Cellulosic Materials Patents (Class 604/374)
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Publication number: 20140371700Abstract: The present disclosure provides articles having an absorbent core. The absorbent core has a plurality of segmented volumes possessing an absorbent material therein. Suitable articles which may be formed with this absorbent core include, for example, diapers such as infant diapers, juvenile diapers and training pants, feminine hygiene products such as menstrual pads, adult incontinence products such as adult briefs, protective underwear, pads and bladder control pads, pet training pads, and other disposable products utilized to absorb fluids.Type: ApplicationFiled: September 30, 2013Publication date: December 18, 2014Applicant: Covidien LPInventors: Harish A. Patel, Richard E. Gahan, Vishal Narvekar
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Publication number: 20140364826Abstract: The present disclosure provides reusable diaper liner devices, systems, and methods. In various embodiments, a reusable diaper liner can include an absorption layer that includes a first surface and a second surface, opposite the first surface. The reusable diaper liner also can include a waterproof layer that has a first surface and a second surface, opposite the first surface. The second surface of the absorption layer and the first surface of the waterproof layer can be positioned adjacent to each other and the reusable diaper liner can be configured to fit inside a diaper body.Type: ApplicationFiled: August 25, 2014Publication date: December 11, 2014Inventors: Sarah B. Van Bogart, Brian Van Bogart
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Publication number: 20140364825Abstract: An absorptive breast bandage adapted to conform to the contours of a human breast. In one embodiment, the absorptive breast bandage comprises a half-moon shaped planar absorbent body configured for absorbing secreted bodily fluids from a post-surgical patient's surgical incision on the human breast. The half-moon shaped absorbent body includes a first surface and a second surface and it is configured to draw the secreted bodily fluids from the post-surgical patient's surgical incision and store the secreted bodily fluids.Type: ApplicationFiled: January 15, 2014Publication date: December 11, 2014Applicant: ELN Group, LLCInventors: Nina Krasikoff, Laurine Sargent, Eric Ladewig, Lenore McCarthy
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Publication number: 20140358103Abstract: The present invention relates to disposable absorbent articles such as sanitary napkins, panty liners, baby diapers, adult incontinence articles and sweat pads. According to the present invention the absorbent article in the region designated for liquid deposition on its wearer facing surface has a single layer topsheet onto which liquid to be absorbed is provided during use of the article. The absorbent article includes a backsheet forming the liquid barrier surface and a unitary absorbent core between the topsheet and the backsheet. Importantly the unitary core provides improved liquid handling to the absorbent article and increases the masking, i.e. ability to hide stains due to absorbed liquid, of the article. This is particularly beneficial in the context of articles for absorption of liquids with high color intensity, such as menstrual liquid or urine of older adults.Type: ApplicationFiled: August 19, 2014Publication date: December 4, 2014Inventors: Pietro Febo, Luigi Marinelli
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Publication number: 20140343524Abstract: In order to provide an absorbent, which contains no wood pulp and wood pulp and has improved liquid absorbability and improved liquid retention ability, and an absorptive article provided with the absorbent, no wood pulp having a settling time in water of 2-5 sec is used in an absorbent that contains no wood pulp and wood pulp.Type: ApplicationFiled: August 8, 2012Publication date: November 20, 2014Applicant: UNICHARM CORPORATIONInventors: Norihiro Tokita, Takayoshi Konishi
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Publication number: 20140343521Abstract: A one-piece hygiene article is disclosed for use by a male to absorb moisture in the crotch region, wherein the hygiene article includes an absorbent material. The hygiene article further includes a first absorbing portion, having a V-shape for receiving the genitals of the male. The legs of the V-shape of the first absorbing portion are arranged for being provided along the groin and on either side of the genitals of the male. A second absorbing portion extends from the base of the V-shape of the first absorbing portion and has an elongated shape, wherein the second absorbing portion is arranged for being provided between the buttocks of the male. The hygiene article further includes at least one weakening line for a length adjustment of the hygiene article, and an adhesive material for adhering the hygiene article to the crotch of the male.Type: ApplicationFiled: November 12, 2012Publication date: November 20, 2014Applicant: PREVENT HYGIENE PRODUCTS ABInventor: Vilyam Melki
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Patent number: 8889946Abstract: A male incontinence guard includes a liquid permeable topsheet, a backsheet, and an absorbent body between the topsheet and the backsheet. The guard has a transverse direction and a longitudinal direction and is divided by a transverse dividing line into a front region with a front transverse edge and a rear region with a rear transverse edge. The front region has a greater maximum extension in the transverse direction than the maximum extension of the rear region in the transverse direction, and the longitudinal extension of the rear region is 10-60% of the longitudinal extension of the guard.Type: GrantFiled: June 22, 2011Date of Patent: November 18, 2014Assignee: SCA Hygiene Products ABInventors: Kent Hermansson, Carina Hedlund
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Patent number: 8841506Abstract: The present invention relates to disposable absorbent articles such as sanitary napkins, panty liners, baby diapers, adult incontinence articles and sweat pads. According to the present invention the absorbent article in the region designated for liquid deposition on its wearer facing surface has a single layer topsheet onto which liquid to be absorbed is provided during use of the article. The absorbent article includes a backsheet forming the liquid barrier surface and a unitary absorbent core between the topsheet and the backsheet. Importantly the unitary core provides improved liquid handling to the absorbent article and increases the masking, i.e. ability to hide stains due to absorbed liquid, of the article. This is particularly beneficial in the context of articles for absorption of liquids with high color intensity, such as menstrual liquid or urine of older adults.Type: GrantFiled: May 14, 2013Date of Patent: September 23, 2014Assignee: The Procter & Gamble CompanyInventors: Pietro Febo, Luigi Marinelli
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Publication number: 20140276518Abstract: A thin absorbent composite is provided wherein a nonwoven support sheet is hydro-entangled with a carded fiber web to provide a nonwoven substrate. The nonwoven substrate is coated with an absorbent layer comprising microfibrillated cellulose-coated superabsorbent polymer particles. A cover layer is placed above the absorbent layer to provide the absorbent composite. A process for manufacturing the absorbent composite and an absorbent article containing the absorbent composite are also provided.Type: ApplicationFiled: March 17, 2014Publication date: September 18, 2014Applicant: DSG TECHNOLOGY HOLDINGS LTDInventors: Gene Varona, Patrick King Yu Tsang, Andrew Wright
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Publication number: 20140249497Abstract: The present invention generally relates to absorbent articles and in particular to an absorbent article including a liquid permeable cover layer, a liquid impermeable barrier layer, an absorbent core arranged adjacent to the cover layer, a transfer layer arranged between the core and the barrier layer, the absorbent core including an upper surface and a lower surface and a material-free zone extending from the upper surface to the lower surface.Type: ApplicationFiled: May 16, 2014Publication date: September 4, 2014Inventors: Kofi Bissah, Paul Davies, Francisco J.V. Hernandez, Fernanda Wiermann Paques
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Patent number: 8791319Abstract: The invention relates to absorbent cores having high amounts of superabsorbent polymer material which are immobilized by adhesive. The absorbent cores have reduced peak force when subjected to the Laminate Compression Extension Test Method and also exhibit reduced delamination upon swelling of the superabsorbent polymer material.Type: GrantFiled: June 8, 2012Date of Patent: July 29, 2014Assignee: The Procter & Gamble CompanyInventors: Maike Thomann, Bruno Johannes Ehrnsperger, Alessandra Massa, Manuel Laso, Birgit Wirtz, Roland Engel
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Publication number: 20140207096Abstract: The present invention relates to a disposable absorbent pad comprising multiple layers. In particular, the absorbent pad of the present invention maintains skin dryness by absorbing moisture while preventing leakage to the skin or the bed linens, allowing air circulation at the surface of the patient's skin to prevent heat buildup, and is strong enough to allow the patient to be repositioned, even when the pad is wet. In a particular embodiment the first layer is comprised of a fluid-permeable, porous material, the second layer is disposed under the first layer and is comprised of at least one super absorbent material, and a base layer disposed under the second layer.Type: ApplicationFiled: December 12, 2012Publication date: July 24, 2014Inventors: Dan LOVE, Scott A. SMITH, Steve A. MASKREY, Paul I. BOTTCHER
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Publication number: 20140171894Abstract: A bodily fluid absorbent matrix adapted to restrict a wet feeling against the wearer's skin after the absorbent matrix in a bodily fluid absorbent wearing article having absorbed bodily fluids and a method for manufacturing the absorbent matrix. A bodily fluid absorbent wearing article has an absorbent matrix formed of aggregate of bodily fluid absorbent material between a liquid-permeable first sheet and a liquid-impermeable second sheet. The member includes hydrophilic fibers as the bodily fluid absorbent material. Density of the absorbent matrix changes so as to increase from the first sheet toward the second sheet in thickness direction of the absorbent matrix. A planar orientation index of the hydrophilic fibers also changes so as to increase in the thickness direction of the absorbent matrix.Type: ApplicationFiled: July 27, 2012Publication date: June 19, 2014Inventors: Kou Detani, HIroki Goda
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Publication number: 20140163500Abstract: The present disclosure is directed, in part, to an absorbent article that comprises an absorbent core disposed at least partially intermediate a topsheet and a backsheet and a core wrap enclosing an absorbent material. The core wrap comprises a first material and a second material. The first material forms a C-wrap at least partially around the second material. The absorbent material comprises at least 80% of superabsorbent polymers by weight of the absorbent material. The absorbent core comprises a channel substantially free of the superabsorbent polymers, at least partially oriented in a longitudinal direction of the article, and comprising an arcuate portion. The channel has lateral widths taken parallel to a lateral axis of the article. The profile of the lateral widths of the channel over a longitudinal length of at least 50 mm of the channel taken along the longitudinal axis is substantially constant.Type: ApplicationFiled: December 10, 2012Publication date: June 12, 2014Applicant: THE PROCTER & GAMBLE COMPANYInventors: Donald Carroll ROE, Carsten Heinrich KREUZER, Rodrigo ROSATI
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Publication number: 20140163504Abstract: An absorbent article (20) having an absorbent core comprising at least about 80% of superabsorbent polymers (SAP) by weight of its absorbent material. An acquisition-distribution system (ADS) (50) is at least partially disposed between the absorbent core and the topsheet. The ADS extends in the longitudinal direction of the absorbent article at least from a point A1 disposed at a distance D from the front edge to a point A2 disposed at a distance D from the back edge of the article, D being equal to 32% of the length L of the article. The ADS has a basis weight which may be at least 20% lower at the point A2 than at the point A1.Type: ApplicationFiled: December 9, 2013Publication date: June 12, 2014Applicant: The Procter & Gamble CompanyInventors: Ernesto Gabriel BIANCHI, Manuela Ines SCHNEIDER, Gemma BAQUER MOLAS, Nguyen Huynh-Trang LE
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Publication number: 20140163503Abstract: An absorbent article having an absorbent core comprising a core wrap (16, 16?) enclosing an absorbent material (60), which comprises at least 80% of superabsorbent polymers (“SAP”) by weight. The absorbent core further comprises at least one channel (26, 26?) and an acquisition-distribution system (ADS) between the topsheet and the absorbent core, the ADS comprising one, two or more layers wherein the ADS does not comprise a layer comprising at least 50% by weight of synthetic fibers and having a basis weight above 150 gsm.Type: ApplicationFiled: December 9, 2013Publication date: June 12, 2014Applicant: The Procter & Gamble CompanyInventors: Blanca ARIZTI, Ernesto Bianchi, Bruno Johannes Ehrnsperger, Hans Adolf Jackels, Carsten Heinrich Kreuzer, Rodrigo Rosati
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Publication number: 20140163501Abstract: An absorbent article comprising a pair of leg cuffs (32) with an raised section (34) and an absorbent core (28) comprising at least one channel (26, 26?) at least partially oriented in the longitudinal direction (80) of the article. The article has crotch width (Wd) before use as measured between the proximal edges of the leg cuffs at the level of the crotch point of from to 70 mm to 200 mm, and a Relative Crotch Width Reduction (RCWR) of at least 30 mm/kg.Type: ApplicationFiled: December 9, 2013Publication date: June 12, 2014Applicant: The Procter & Gamble CompanyInventors: Bruno Johannes Ehrnsperger, Blanca ARIZTI, Ernesto BIANCHI, Hans Adolf JACKELS, Carsten Heinrich KREUZER, Rodrigo ROSATI
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Patent number: 8735645Abstract: The present invention relates to a method of applying absorbent gelling material (AGM) granules by indirect printing onto an carrier layer for use in an absorbent article, particularly diaper for babies or adults, training pants, pull-up diapers (diaper pants), sanitary napkins, panty liners or the like. These articles typically comprise the carrier layer with the AGM particles together with further layers, making up the complete article.Type: GrantFiled: October 6, 2010Date of Patent: May 27, 2014Assignee: The Procter & Gamble CompanyInventors: Horst Blessing, Hans Adolf Jackels, Siegfried Link, Volker Maier, Thomas Ludwig Woschnik, Martin Scaife
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Publication number: 20140142523Abstract: Provided herein are self-expanding wound dressings that include a first outer layer, a second outer layer, and a liquid-expandable layer disposed between the first outer layer and the second outer layer, wherein the liquid-expandable layer includes a plurality of liquid-expandable articles retained by a substrate, wherein the plurality of liquid-expandable articles expand to form expanded articles upon contact with a liquid. Also provided is a method of treating an individual having a bleeding wound, the method including applying a self-expanding wound dressing to the wound. Also provided are methods of manufacturing a wound dressing, the methods including forming an absorbent material into a plurality of liquid-expandable articles, coupling the plurality of liquid-expandable articles to a substrate to form a liquid-expandable layer, and positioning the liquid-expandable layer between a first outer layer and a second outer layer to form the wound dressing.Type: ApplicationFiled: January 24, 2014Publication date: May 22, 2014Applicant: RevMedx, Inc.Inventors: John Steinbaugh, Mary Bullard, Andrew Barofsky
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Publication number: 20140141970Abstract: An absorber containing non-wood pulp with the settling velocity in water between 2 and 5 seconds, the mean fiber size of 8 to 25 ?m, the apparent bulk density of 0.04 to 0.07 g/cm3, and the absorption for 0.9% physiological saline of at least 20-fold with respect to the pulp mass. The absorber has a thickness change of at least 600%, as the thickness after having absorbed 0.9% physiological saline with respect to the thickness before absorbing 0.9% physiological saline. When addition of 80 mL of 0.9% physiological saline to the absorbent article over a period of 10 seconds is performed three times every 10 minutes and the absorption rate of the absorbent article for each of the three times is evaluated as the time from addition of the 0.9% physiological saline until complete absorption, the absorption rate for each of the three times is not greater than 20 seconds.Type: ApplicationFiled: February 3, 2012Publication date: May 22, 2014Applicant: UNICHARM CORPORATIONInventors: Takayoshi Konishi, Masaki Yoshida, Noritomo Kameda
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Patent number: 8729333Abstract: An absorptive article 1 includes a liquid-permeable top sheet 20, a liquid impermeable back sheet 30, and an absorber 50 disposed between the top sheet 20 and the back sheet 30. The absorber 50 has a layered structure including an upper absorbent layer 511 disposed on the side of the top sheet 20 and a lower absorbent layer 512 disposed on the side of the back sheet 30. The upper absorbent layer 511 is composed of virgin pulp and virgin polymer, and the lower absorbent layer 512 contains recycled pulp and recycled polymers.Type: GrantFiled: September 16, 2010Date of Patent: May 20, 2014Assignee: Daio Paper CorporationInventor: Yuiko Nakatani
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Publication number: 20140121621Abstract: 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.Type: ApplicationFiled: October 31, 2012Publication date: May 1, 2014Applicant: Kimberly-Clark Worldwide, Inc.Inventors: Scott S.C. Kirby, David Glen Biggs, Andrew Thomas Hammond, Eric Donald Johnson, Robert Lee Popp, Daniel Robert Schlinz, Kendell Jean Williams, Niall Finn, Andy R. Butler
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Filaments Comprising Microfibrillar Cellulose, Fibrous Nonwoven Webs and Process for Making the Same
Publication number: 20140121622Abstract: Disclosed herein is a cellulosic textile filament made from microfibrillar cellulose fibers and a thickening agent as well as the precursor dope for forming such filaments, nonwoven webs made from such cellulosic textile filaments and the process for forming such filaments and nonwoven webs including such filaments. One of the advantages of these filaments is the eco-sensitive way in which they are made as they utilize a water-based dope that does not require any chemical solvents unlike other processes such as those used to make Lyocell fibers. In addition, the process does not involve any washing or extraction steps and it employs a cellulosic fiber source that is broadly based and renewable.Type: ApplicationFiled: October 2, 2013Publication date: May 1, 2014Applicant: Kimberly-Clark Worldwide, Inc.Inventors: David M. Jackson, Christopher O. Luettgen -
Patent number: 8710293Abstract: The present invention relates to ultrathin fluid-absorbent cores comprising a substrate layer, multicomponent superabsorbent particles and an adhesive, wherein the wet SAP shake-out of superabsorbent particles out of the fluid-absorbent core is less than 10% by weight.Type: GrantFiled: September 14, 2011Date of Patent: April 29, 2014Assignee: BASF SEInventors: Xiaomin Zhang, Michael A. Mitchell
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Patent number: 8686217Abstract: An absorbent product has a top sheet, an absorbent core and a back sheet. The absorbent core includes 40% by weight or more of high absorbent resin powder and it is possible to slim down the absorbent core while keeping a sufficient amount of absorption to thereby achieve slimming down of the absorbent product. A top sheet lower part contacting the high absorbent resin powder in the absorbent core includes hydrophilic fibers having water retention characteristics, and moisture is temporarily retained in the top sheet lower part before reaching the absorbent core and rapidly disperses in a range facing the absorbent core of the top sheet lower part. As a result, it is possible to reliably absorb the moisture of excrement in the absorbent core and to simplify a structure of the absorbent product.Type: GrantFiled: August 31, 2012Date of Patent: April 1, 2014Assignee: Livedo CorporationInventors: Kenichi Uchimoto, Yasuji Yasumitsu
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Patent number: 8674169Abstract: Absorbent core for disposable absorbent articles, for example for the absorption of menses or blood.Type: GrantFiled: July 15, 2011Date of Patent: March 18, 2014Assignee: The Procter and Gamble CompanyInventors: Jonathan Paul Brennan, Giovanni Carlucci, Maurizio Tamburro
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Patent number: 8669410Abstract: The present invention relates to fluid-absorbent articles, comprising an upper liquid-pervious layer, a lower liquid-impervious layer, a fluid-absorbent core, wherein the fluid-absorbent core comprises a fibrous material and 10 to 95% by weight of spherical fluid-absorbent polymer particles, and an acquisition distribution layer, wherein the acquisition distribution layer comprises a fibrous material and 0 to 20% by weight of spherical fluid-absorbent polymer particles.Type: GrantFiled: July 30, 2009Date of Patent: March 11, 2014Assignee: BASF SEInventors: Matthias Weismantel, Rüdiger Funk, Ulrich Schröder, Marco Krüger, John Joseph Louden
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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: 20140031778Abstract: There is provided an absorbent article with excellent absorption performance. The absorbent article 1 of the invention comprises two or more absorbers 4, 5 that absorb body fluids of a user and are stacked in the thickness direction, a liquid-permeable sheet 2 covering one side of the two or more absorbers, through which body fluid of a user permeates, and a liquid-impermeable sheet 3 covering the other side of the two or more absorbers, through which body fluid of the user does not permeate, wherein the absorber 5 on the liquid-impermeable sheet 3 side of the two or more absorbers 4, 5 contains non-wood pulp and SAP, and the settling velocity of the non-wood pulp in water is between 2 seconds and 5 seconds.Type: ApplicationFiled: February 7, 2012Publication date: January 30, 2014Applicant: UNI-CHARM CORPORATIONInventors: Takayoshi Konishi, Masaki Yoshida, Noritomo Kameda
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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: 8586821Abstract: Films made from a thermoplastic cellulose and microbially-derived, renewable and biodegradable aliphatic polyester such as polyhydroxyalkanoates are disclosed. The films, made from two relatively brittle materials exhibit more ductility and strength than the materials from which the film is made. The film may be incorporated into absorbent personal care product including but not limited to training pants, diaper, bandages, and bed pads.Type: GrantFiled: December 23, 2009Date of Patent: November 19, 2013Assignee: Kimberly-Clark Worldwide, Inc.Inventors: James H. Wang, JaeHong Lee
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Publication number: 20130304012Abstract: An absorbent article that can be a sanitary napkin. The absorbent article comprises a topsheet joined to a backsheet and has an absorbent core material disposed therebetween, the absorbent core material being a fibrous absorbent material exhibiting on one side thereof discrete raised portions. The raised portions define a continuous network of channels, the channels defining a void region adjacent the topsheet of the sanitary napkin.Type: ApplicationFiled: July 12, 2013Publication date: November 14, 2013Inventors: Jean Jianqun Zhao, John Richard Noel, Karen Denise McAffry, Gary Wayne Gilbertson, Brian Francis Gray, Kelyn Anne Arora
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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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Publication number: 20130281950Abstract: The present invention relates to a color printed liquid permeable laminated structure comprising a first liquid permeable layer and a second liquid permeable layer, the first layer is color printed on at least one of its surfaces prior to being laminated to the second layer and stabilizing the laminated structure with a bonding means. These color printed laminated structures are particularly suitable for use in disposable absorbent articles for feminine protection, typically as so called ‘secondary’ topsheet in face to face relation with so called ‘primary’ topsheet, through which they are visible.Type: ApplicationFiled: July 16, 2012Publication date: October 24, 2013Inventors: Marco Digiacomantonio, Carlo Toro, Glovanni Carlucci, Remo Bellucci
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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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Publication number: 20130267924Abstract: An absorbent layer has a front section lying on the side of a front waist region, a rear section lying on the side of a rear waist region and an intermediate section lying between the front and rear sections. The absorbent layer is formed in the intermediate section with a central depression extending in a longitudinal direction Y and a high density zones having density higher than those of the front and rear sections are formed on both sides of the central depression.Type: ApplicationFiled: December 22, 2011Publication date: October 10, 2013Applicant: UNICHARM CORPORATIONInventors: Hirotomo Mukai, Takaya Arayama
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Publication number: 20130253459Abstract: A one-piece hygiene band (100) for use by a male to absorb moisture is provided. The hygiene band comprises an absorbent material and has at least one interconnection means (105) at a first portion (106) of the hygiene band arranged for allowing an interconnection between the first portion and a second portion (108) of the hygiene band such that a loop (114) of the hygiene band may be formed for being provided around the genitals (116) of the male. At least a segment (112) of the hygiene band is arranged for being provided between the buttocks (120) of the male.Type: ApplicationFiled: September 28, 2011Publication date: September 26, 2013Applicant: M.A.J. INVEST ABInventor: Vilyam Melki
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Publication number: 20130245588Abstract: In a pants-type diaper, two folding lines which are extensive in a longitudinal direction and which are spaced in a widthwise direction are formed at an absorber that is disposed in a crotch region A of the pants-type diaper. A plurality of compression lines which are extensive in the widthwise direction and which are spaced in the longitudinal direction are formed in a predetermined region of the absorber. An angle formed by a centerline in a widthwise direction in the compression lines and the widthwise direction is configured so as to be included in a range of 0 degrees to 45 degrees. Two of the compression lines are adjacent to each other in the longitudinal direction are configured so as to approach at a predetermined portion.Type: ApplicationFiled: September 30, 2011Publication date: September 19, 2013Applicant: UNICHARM CORPORATIONInventors: Yoshitaka Mishima, Kazuya Fujimoto
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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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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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Publication number: 20130231622Abstract: 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: March 5, 2012Publication date: September 5, 2013Inventors: Jessica Annette Ives Dieringer, Cheri Lee Schultz
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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
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Publication number: 20130184665Abstract: An absorbent article includes a liquid-permeable top sheet, a liquid-impermeable back sheet provided at a location opposing the top sheet, an absorbent provided between the top sheet and the back sheet, and a side sheet provided on both sides of the top sheet in the widthwise direction and having an area that overlaps the top sheet and the absorbent, wherein the absorbent contains an airlaid layer and a crushed pulp layer, the crushed pulp layer is provided on the top sheet side, the airlaid layer is provided on the back sheet side, and the absorbent article has a plurality of indentations formed by pin-embossing the top sheet, the side sheet and the absorbent, and a plurality of indentations formed by pin-embossing the top sheet and the absorbent.Type: ApplicationFiled: September 27, 2011Publication date: July 18, 2013Applicant: UNICHARM CORPORATIONInventors: Nobuyuki Kato, Tatsuya Tamura, Toshihisa Hayashi
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Publication number: 20130178813Abstract: The present invention generally relates to absorbent articles and in particular to an absorbent article including a liquid permeable cover layer, a liquid impermeable barrier layer, an absorbent core arranged adjacent to the cover layer, a transfer layer arranged between the core and the barrier layer, the absorbent core including an upper surface and a lower surface and a material-free zone extending from the upper surface to the lower surface.Type: ApplicationFiled: March 1, 2013Publication date: July 11, 2013Applicant: JOHNSON & JOHNSON IND. E COM. LTDAInventor: Johnson & Johnson Ind. E Com. Ltda
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Publication number: 20130165882Abstract: A bodily fluid absorbent article adapted to absorb bodily fluid over a wide range thereof. An absorbent structure in the bodily fluid absorbent article includes an upper absorbent component and a lower absorbent component. The absorbent structure further includes one of a dispersing surface constituting the upper absorbent component and kept in contact with the lower absorbent component and a dispersing surface constituting the lower absorbent component and kept in contact with the upper absorbent component. Such dispersing surface exhibits a dispersion velocity for bodily fluid higher than those exhibited by the absorbent sections defined immediately above and under this dispersing surface.Type: ApplicationFiled: September 16, 2011Publication date: June 27, 2013Applicant: UNICHARM CORPORATIONInventors: Yusuke Kawakami, Atsushi Tsukuda, Hitomi Nakao
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Patent number: 8465624Abstract: A fluff pulp or other pulp, comprises a multivalent cationic metal ion selected from the group consisting of Al+3, B+3, Mn+2, Cu+2, Cu+3, Zn+2, Sn+2, Sn+4, water-soluble salt thereof, or combination thereof; an amine-containing anti-static agent; and pulp. Methods of making and using the pulp, as well as articles therefrom, are provided.Type: GrantFiled: July 18, 2011Date of Patent: June 18, 2013Assignee: International Paper CompanyInventors: James E. Sealey, Peter M. Froass, Sylvie Marie Rita Carriere
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Patent number: 8466336Abstract: Absorbent core for disposable absorbent articles, particularly for the absorption of menses or blood.Type: GrantFiled: August 17, 2012Date of Patent: June 18, 2013Assignee: The Procter and Gamble CompanyInventors: Giovanni Carlucci, Maurizio Tamburro, Alessandro Gagliardini, Evelina Toro, Pancrazio Veronese
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Patent number: 8461412Abstract: The present invention relates to disposable absorbent articles such as sanitary napkins, panty liners, baby diapers, adult incontinence articles and sweat pads. According to the present invention the absorbent article in the region designated for liquid deposition on its wearer facing surface has a single layer topsheet onto which liquid to be absorbed is provided during use of the article. The absorbent article includes a backsheet forming the liquid barrier surface and a unitary absorbent core between the topsheet and the backsheet. Importantly the unitary core provides improved liquid handling to the absorbent article and increases the masking, i.e. ability to hide stains due to absorbed liquid, of the article. This is particularly beneficial in the context of articles for absorption of liquids with high color intensity, such as menstrual liquid or urine of older adults.Type: GrantFiled: April 10, 2003Date of Patent: June 11, 2013Assignee: The Procter and Gamble CompanyInventors: Pietro Febo, Luigi Marinelli
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Patent number: 8449518Abstract: A disposable nappy includes a disposable nappy body portion (3) and a separate belt (5) to secure the nappy body to the person. The belt includes a number of Velcro-type fastener portions that attach to a cover stock material of the nappy. The cover stock material is of a material that includes fibers that can retain the Velcro-type fasteners. Also defined are leg guards (19) formed from outer edges of a laminate cover layer.Type: GrantFiled: October 2, 2008Date of Patent: May 28, 2013Assignee: Kuver Designs Pty LtdInventor: Susan M. Allison-Rogers