Cellulose Or Cellulosic Materials Patents (Class 604/374)
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Patent number: 7935209Abstract: A protective covering constructed from an electrostatically charged sheet having a top and bottom surface and an absorbent layer. The absorbent layer has top and bottom surfaces, the bottom surface of the absorbent layer being bonded to the top surface of the electrostatically charged sheet. The absorbent layer is divided into a plurality of cells for containing liquid spilled on the absorbent layer. The absorbent layer can be constructed from paper, open cell foam, fibrous mat, or any other absorbent material. In the preferred embodiment of the present invention, the cells are constructed by providing hydrophobic barriers in the absorbent layer. The barriers can be constructed from paraffin, plastic, or any other material that can penetrate the absorbent layer. In one embodiment of the present invention, a hydrophobic layer is bonded to the top surface of the absorbent layer.Type: GrantFiled: October 21, 2002Date of Patent: May 3, 2011Inventor: Calvin B. Ward
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Publication number: 20110092933Abstract: The invention relates to an environmentally-friendly disposable absorbent article. At least half of the constituent materials used in the disposable absorbent article contain biodegradable compounds and/or compounds of natural origin.Type: ApplicationFiled: May 8, 2009Publication date: April 21, 2011Applicant: GRUPO P.I MABE, S.A. DE C.V.Inventors: Carlos Canales Espinosa de los Monteros, Andrés Zamudio Ahumada, Lucia Sánchez Fernández
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Patent number: 7922705Abstract: Differentially densified fibrous structures, methods for making same, and processes for treating fibers used in the fibrous structures are provided. More particularly, fibrous structures comprising two or more regions, at least one of which exhibits a density that is at least 1.6 times greater than another region within the fibrous structure, methods for making such fibrous structures and non-naturally occurring fibers useful in such fibrous structures are provided.Type: GrantFiled: October 3, 2005Date of Patent: April 12, 2011Assignee: The Procter & Gamble CompanyInventor: Robert Stanley Ampulski
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Patent number: 7919667Abstract: An improved absorbency material for absorbency applications comprised of a cellulosic fibrous material wherein said cellulosic fibrous material such as pulp is a cold alkali solution treated material at a treatment temperature of less than about 50° C.; a process for improving absorbency and other characteristics of said pulp.Type: GrantFiled: June 15, 1999Date of Patent: April 5, 2011Assignee: 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: 20110060303Abstract: 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: September 4, 2009Publication date: March 10, 2011Inventors: Kofi Bissah, Paul Davies, Francisco J.V. Hernandez, Fernanda Wiermann Paques
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Patent number: 7888548Abstract: An absorbent layer structure for use as an absorbent body in an absorbent article includes a first surface layer having cellulose fluff pulp, a second surface layer having cellulose fluff pulp, and an inner layer arranged between the surface layers having a mixture of cellulose fluff pulp and 5-90% by weight superabsorbent material, the cellulose fluff pulp in the surface layers having a mat strength which is lower than the mat strength in the inner layer by at least 1 N measured at a weight per unit area of 300 g/m2 and a bulk of 4.5 cm3/g or less and preferably a mat strength which is lower than the mat strength in the inner layer by at least 2 N measured at a weight per unit area of 300 g/m2 and a bulk of 4.5 cm3/g or less.Type: GrantFiled: December 28, 2006Date of Patent: February 15, 2011Assignee: SCA Hygiene Products ABInventor: Ted Guidotti
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Patent number: 7875013Abstract: A Feminine Hygiene Pad Comprising having a wide forward portion which is at least one and half times the length of a narrow rear, tail-like portion.Type: GrantFiled: March 1, 2006Date of Patent: January 25, 2011Inventor: Ilse Rubio
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Patent number: 7857798Abstract: A strapless G-string or thong type undergarment is disclosed. The undergarment is adhered to the wearer by means of adhesive, thereby eliminating the need for a waistband. The undergarment provides freedom of movement and confidence in the wearer while being invisible under closely fitting or low-cut clothing.Type: GrantFiled: December 6, 2006Date of Patent: December 28, 2010Assignee: Tabue Technology, LPInventor: Jenny Buettner
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Publication number: 20100318051Abstract: A disposable menstrual panty for little girls. An undergarment configured to be worn as a panty for absorption of menstrual fluid. The panty is made out of breathable non-porous material. The crotch area has a build in sanitary napkin made out of a mesh material used in sanitary napkins to help pull the moisture of fluids away from the young girls body, helping them to feel drier. The leg areas are made of flexable gathers that will cling around the legs for a secure fit (to prevent leakage). The sides of the light weight hip hugger panties will have Velcro sides so that they can be replaced or removed easily. The disposable menstrual panty for little girls is to be worn by a young female who is just beginning to experience her first years of menstruating. The undergarment with the build in sanitary napkin, while providing additional layers and absorbent materials will provide confidence, and longer wear for young females.Type: ApplicationFiled: June 11, 2010Publication date: December 16, 2010Inventors: Patricia Ann McCourt, Diana Maria Jameson
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Patent number: 7851669Abstract: An absorbent article that has a thin, conformable absorbent core where the core has at least two layers, each including a different superabsorbent material, and each being typically substantially free of cellulosic fibers, is described. The absorbent article has a Circular Bend Flexibility of less than about 15 N. The core includes a storage layer and an acquisition/storage layer each a specific basis capacity of and absorption efficiency.Type: GrantFiled: July 26, 2006Date of Patent: December 14, 2010Assignee: The Procter & Gamble CompanyInventors: Yasue Nakagawa, Holger Beruda, Mattias Schmidt
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Publication number: 20100305529Abstract: This disclosure provides for an absorbent article having an absorbent polymer material and a component comprising a hydrophilic surfactant-treated nonwoven material, and/or a wetness indicator. Various stabilizing components and methods are disclosed for stabilizing the surfactant-treated synthetic fibers in the nonwoven material so as to reduce surfactant loss during wetting, and enhance the performance of the absorbent article.Type: ApplicationFiled: June 2, 2009Publication date: December 2, 2010Inventors: Gregory Ashton, Masaharu Nishikawa
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Publication number: 20100305537Abstract: A disposable absorbent article includes an absorbent core that is substantially cellulose free and a chassis that can include a topsheet and a backsheet, with the absorbent core located between the topsheet and the backsheet. The chassis may include an absorbent core which includes an absorbent particulate polymer material, the absorbent core being located between the topsheet and the backsheet, and wherein the absorbent core includes at least one strip extending through a portion of a crotch region of the article. The article can also include at least one longitudinally oriented crease passing through a portion of the crotch region, wherein a concave shape is formed within the article.Type: ApplicationFiled: June 2, 2009Publication date: December 2, 2010Inventor: Gregory Ashton
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Patent number: 7842020Abstract: A double diaper package includes adhesively attached, similarly sized inner and outer diapers. Each of the diapers has a liquid permeable skin contacting net and a liquid impermeable polymeric back sheet edge bonded to each other so as to surround and encase a super-absorber in a fibrous matrix. The inner diaper has an adhesive coated edge flap of the liquid impermeable sheet extending from the edge bond. This edge flap secures the outer diaper to the inner diaper, forming a double diaper package that is attached to the baby using waist-securing tabs connected to the inner diaper. When soiled, the inner diaper is pulled away by releasing the waist-securing tabs and the adhesive edge flap attachment. The fresh, clean, outer diaper is attached using the waist-securing tabs of the outer diaper. The inner soiled diaper is then discarded.Type: GrantFiled: November 17, 2006Date of Patent: November 30, 2010Assignee: I Did It, Inc.Inventor: Marni Markell Hurwitz
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Publication number: 20100298795Abstract: An acquisition member for use in disposable absorbent articles. The acquisition member including a multitude of fibers and a latex binder and having a void volume of at least 7 cubic centimeter per gram in the temperature range from 20° C. to 40° C. The latex binder may be a dispersion of a polymer in an essentially aqueous medium. The polymer is capable of forming a film having a tan ? value at 40° C. that is not greater than its tan ? value at 20° C.Type: ApplicationFiled: August 5, 2010Publication date: November 25, 2010Applicant: The Procter & Gamble CompanyInventors: Manuela Schneider, Christofer Fuchs, Olaf van Gansewinkel
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Patent number: 7838721Abstract: The present invention relates generally to an absorbent composite for an absorbent article, and more particularly to an absorbent composite comprising fibrous material and superabsorbent material having a Column Absorbency Under Load (CAUL) above 10 g/g. Such an absorbent composite provides a superabsorbent material having superior AUL and permeability, thereby providing improved absorption and rewetting properties. An absorbent article that contains such a composite provides improved ability to absorb and retain fluids, thus preventing excessive rewetting and leakage and making the article more comfortable to wear.Type: GrantFiled: April 9, 2003Date of Patent: November 23, 2010Assignee: Paragon Trade Brands, LLCInventor: Dennis Chen
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Patent number: 7838722Abstract: 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: July 18, 2005Date of Patent: November 23, 2010Assignee: The Procter & Gamble CompanyInventors: Horst Blessing, Hans Adolf Jackels, Siegfried Link, Volker Maier, Thomas Ludwig Woschnik, Martin Scaife
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Patent number: 7820874Abstract: Multi-layered fibrous structures comprising hardwood pulp fibers that are present in the outer layers of the fibrous structures at differing weight percents, sanitary tissue products comprising such fibrous structures and methods for making such fibrous structures are provided. More particularly, the present invention relates to multi-layered fibrous structures comprising Acacia fibers that are present in the outer layers of the fibrous structures at differing weight percents, sanitary tissue products comprising such fibrous structures and methods for making such fibrous structures are provided.Type: GrantFiled: February 10, 2006Date of Patent: October 26, 2010Assignee: The Procter & Gamble CompanyInventors: John Allen Manifold, Kenneth Douglas Vinson
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Publication number: 20100262090Abstract: The subject of the invention is a wound care article for extraction and control of wound fluids, comprising at least one first fluid-absorbing structure (1; 10; 36), which is surrounded by a liquid-permeable, first enclosure (2), and a liquid-permeable, second enclosure (3) comprising two enclosing surfaces (13.1, 13.2). The wound care article is thus characterized in that the first enclosure (2) is covered or supported on at least one of its flat sides (4.1, 4.2) by at least one fluid-absorbing material layer (6.1, 6.2; 6.3), which is arranged (FIG. 1a) between the first enclosure (2) and one of the enclosing surfaces (13.1, 13.2) of the second enclosure (3).Type: ApplicationFiled: September 28, 2007Publication date: October 14, 2010Inventor: Birgit Riesinger
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Patent number: 7811270Abstract: An absorbent article including a cover layer, a barrier layer and an absorbent system arranged between the cover layer and the barrier layer, the absorbent article being drapeable and possessing the absorbency attributes required of a sanitary napkin.Type: GrantFiled: September 16, 2004Date of Patent: October 12, 2010Assignee: McNeil-PPC, Inc.Inventors: Leonard G. Rosenfeld, Theresa Wysocki, Morris Yang, Marina Nikitina, John Poccia
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Patent number: 7803145Abstract: An absorbent article including a cover layer, a barrier layer and an absorbent system arranged between the cover layer and the barrier layer, the absorbent article being drapeable and possessing the absorbency attributes required of a sanitary napkin.Type: GrantFiled: October 30, 2006Date of Patent: September 28, 2010Assignee: McNeil-PPC, Inc.Inventors: Leonard G. Rosenfeld, Hien V. Nguyen
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Patent number: 7799968Abstract: A sponge-like pad used for cleaning and other wiping and polishing applications is disclosed. The sponge-like pad is made from a plurality of textured paper webs attached together at selected locations. The paper web can be, for instance, a highly textured throughdried paper web containing high-yield fibers and a wet strength agent. In one embodiment, the stacked plies can be contained within a cover material that is liquid pervious. The sponge-like product of the present invention can be used alone or it can be incorporated into a cleaning tool, such as a mop.Type: GrantFiled: December 21, 2001Date of Patent: September 21, 2010Inventors: Fung-Jou Chen, Julie Bednarz, Jeff Lindsay, Dawn Houghton, Leslie Taneri, Tammy Balzar, Peiguang Zhou
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Publication number: 20100228215Abstract: A diaper or adult incontinence garment including a backsheet and a sublayer. The sublayer may include one or more acquisition layers and one or more regions having a multitude of through or blind holes. The sublayer may isolate feces away from the skin and at the same time provide liquid acquisition. Certain regions of the sublayer may have a total open area of from 10% to 50% of the total surface area of the sublayer. The holes have an average smallest dimension of at least 3 mm. The sublayer has an average caliper of from 2 mm to 6, and an average caliper loss after wetting and under pressure of 0.3 psi of less than 20%.Type: ApplicationFiled: September 22, 2006Publication date: September 9, 2010Applicant: The Procter & Gamble CompanyInventors: Ekaterina Anatolyevna Ponomarenko, Monika Irmgard Johanning, Ralf Geilich
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Patent number: 7786032Abstract: The present invention is generally directed to adhesive compositions comprising selected ratios of crystalline and amorphous polymers. In some versions of the invention, polymers capable of existing in different configurations (e.g., a polymer such as polypropylene which can exist in an atactic, syndiotactic. or isotactic configuration) is used to prepare adhesives of the present invention. As an example, a selected amount of isotactic polypropylene is blended with a selected amount of atactic polypropylene to prepare an adhesive composition having one or more performance properties (e.g., bond strength) that are superior to the performance properties of a conventional hot-melt adhesive.Type: GrantFiled: September 16, 2008Date of Patent: August 31, 2010Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Peiguang Zhou, Timothy James Blenke
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Patent number: 7785306Abstract: An absorbent article including a cover layer, a barrier layer and an absorbent system arranged between the cover layer and the barrier layer, the absorbent article being drapeable and possessing the absorbency attributes required of a sanitary napkin.Type: GrantFiled: September 16, 2005Date of Patent: August 31, 2010Assignee: McNeil-PPC, Inc.Inventors: John Poccia, Leonard G. Rosenfeld, Archie L. Jones, Theresa Wysocki, Katja Lerner, Alvaro Garcia Aramendia, Elisabeth Kirsch
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Patent number: 7785699Abstract: A protective covering constructed from an electrostatically charged sheet having a top and bottom surface and an absorbent layer. The absorbent layer has top and bottom surfaces, the bottom surface of the absorbent layer being bonded to the top surface of the electrostatically charged sheet. The absorbent layer is divided into a plurality of cells for containing liquid spilled on the absorbent layer. The absorbent layer can be constructed from paper, open cell foam, fibrous mat, or any other absorbent material. In the preferred embodiment of the present invention, the cells are constructed by providing hydrophobic barriers in the absorbent layer. The barriers can be constructed from paraffin, plastic, or any other material that can penetrate the absorbent layer. In one embodiment of the present invention, a hydrophobic layer is bonded to the top surface of the absorbent layer.Type: GrantFiled: September 6, 2000Date of Patent: August 31, 2010Inventor: Calvin B. Ward
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Patent number: 7767878Abstract: A disposable absorbent article includes an absorbent mat between a liquid-permeable top sheet and a liquid-impermeable back sheet. The absorbent mat includes a sheet-shaped water-absorbent layer that contains a water-absorbent resin powder but that does not contain pulp fibers; and a fiber assembly layer that contains a water-absorbent resin powder and pulp fibers in this order from a top sheet side. The sheet-shaped water-absorbent layer includes a plurality of water-absorbent resin presence regions in each of which the water-absorbent resin powder is wrapped; and a plurality of water-absorbent resin powder absence regions each being formed between the two adjacent water-absorbent resin powder presence regions.Type: GrantFiled: March 12, 2004Date of Patent: August 3, 2010Assignee: Livedo CorporationInventor: Taichiro Suzuki
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Patent number: 7753896Abstract: An absorbent article having a silhouette including a first end, a second end, wherein the second end being in opposite relation to the first end, and a first longitudinally extending edge opposed to a second longitudinally extending edge, the first and second longitudinally extending edges connecting the first end and the second end; and a layered portion having a body-facing layer and a garment-facing layer, wherein the absorbent article is drapeable.Type: GrantFiled: December 19, 2001Date of Patent: July 13, 2010Assignee: McNeil-PPC, Inc.Inventors: Santos H. Collado, Maria Elaine P. de Velez, Jutta S. Haarer, Barbara Ann Ludwig, Ana Maria Elena R. Marcelo, H. Michael Moscherosch, Rita Renee Pilate, Jennifer L. Sturgeon
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Publication number: 20100160885Abstract: An absorbent pad including a chassis having a first side edge and a second side edge. The chassis includes a liquid pervious topsheet and a liquid impervious backsheet. An absorbent system is disposed between the topsheet and the backsheet. An elastic element is disposed along each of the first and second side edges of the chassis and attached to at least one of the topsheet and the backsheet, the elastic elements generating a cupping action so that the absorbent pad is biased towards a cup-like shape. A first side adhesive element is attached to the chassis inwardly from the first side edge of the chassis. A second side adhesive element is attached to the chassis inwardly from the second side edge of the chassis. A central adhesive element is attached to the chassis between the first and second side adhesive elements.Type: ApplicationFiled: December 24, 2008Publication date: June 24, 2010Inventor: Richmond R. Cohen
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Publication number: 20100160886Abstract: A pre-expanded tampon pledget is formed from cellulosic absorbent fibers. The fibers are not tightly compressed, thus, the pledget has a reduced fiber density. As a result, a softer, more pliable pledget is formed that not only increases user comfort during use, but also affords a user with comparable and/or increased leakage protection over conventional tampons or tampon pledgets.Type: ApplicationFiled: January 19, 2010Publication date: June 24, 2010Inventors: Dane R. Jackson, Karla E. Williams, Suzanne Pauley, Jefffrey Brown
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Patent number: 7717894Abstract: A liquid-absorbent sheet containing: a liquid-absorbent surface material mainly containing a pulp; a liquid-absorbent nonwoven fabric; a liquid-absorbent rear material mainly containing a pulp; and a super absorbent polymer; wherein the super absorbent polymer is disposed at least between the liquid-absorbent surface material and the liquid-absorbent nonwoven fabric as an A layer and between the liquid-absorbent nonwoven fabric and the liquid-absorbent rear material as a B layer, the super absorbent polymer being contained in a total amount of 200 to 400 g/m2, which is allocated in the A layer at 30 to 50% by mass, the liquid-absorbent nonwoven fabric layer at 0 to 40% by mass, and the B layer at 30 to 70% by mass, and the content ratio of the super absorbent polymer in the A layer is less than or equal to the content ratio of the super absorbent polymer in the B layer.Type: GrantFiled: October 11, 2006Date of Patent: May 18, 2010Assignees: Oji Paper Co., Ltd., Oji Kinocloth Co., Ltd.Inventors: Hideki Ikeda, Masaki Okada
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Patent number: 7704241Abstract: An absorbent article including a cover layer, a barrier layer and an absorbent system arranged between the cover layer and the barrier layer, the absorbent article being drapeable and possessing the absorbency attributes required of a sanitary napkin.Type: GrantFiled: September 16, 2004Date of Patent: April 27, 2010Assignee: McNeil-PPC, Inc.Inventors: Leonard G. Rosenfeld, Theresa Wysocki, Morris Yang, Marina Nikitina, John Poccia
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Patent number: 7696111Abstract: The inventive cosmetic pad (2) exhibiting an improved effectiveness thereof for make-up removal contains or consists of discontinuous synthetic micro staple fibers whose length is equal to or greater than 7 mm.Type: GrantFiled: July 21, 2006Date of Patent: April 13, 2010Assignee: Paul Hartmann AGInventors: Rainer Mangold, Angela Römpp, Jana Michelmann
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Patent number: 7695461Abstract: An absorbent article including a cover layer, a barrier layer and an absorbent system arranged between the cover layer and the barrier layer, the absorbent article being drapeable and possessing the absorbency attributes required of a sanitary napkin.Type: GrantFiled: September 16, 2004Date of Patent: April 13, 2010Assignee: McNeil-PPC, Inc.Inventors: Leonard G. Rosenfeld, Theresa Wysocki, Morris Yang, Marina Nikitina, John Poccia
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Publication number: 20100083453Abstract: A disposable sanitary hand cover includes a hand covering and a separable outer layer. At least a portion of the outer layer is suitable for impregnation with a sanitary or medical preparation. The outer layer of the hand cover is used first to cleanse an appropriate surface, for example a lavatory seat or similar. The outer layer can then be detached and disposed of to leave the hand covering that can be used to wash and/or dry appropriate areas of the body. The hand covering can then also be disposed of. Preferably, therefore, at least the hand covering is made of a biodegradable material.Type: ApplicationFiled: February 7, 2008Publication date: April 8, 2010Inventor: Zahida Abbas
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Publication number: 20100082006Abstract: The present disclosure provides a developmentally designed diaper for LBW infants that is based on NIDCAP principals to allow for the proper positioning of a LBW infants limbs while wearing the diaper.Type: ApplicationFiled: April 28, 2009Publication date: April 1, 2010Inventors: Mary S. Rogone, Philip N. Rogone, Kenneth S. Croteau, Winnifred D. Croteau
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Publication number: 20100082005Abstract: A disposable hygiene article has an absorbing element component (12) which is used for storing body liquids and can also contain superabsorbent materials. The absorbing element component (12) is provided with a first area (18, 20), an absorbent material of which has a mass per unit area that increases towards the lateral edges in the transversal direction (16) of the hygiene article. The storage capacity of a section (44) which extends along 20 to 100 percent of the length of the absorbing element component (12) in the longitudinal direction (14) is substantially constant relative to the longitudinal direction (14).Type: ApplicationFiled: September 30, 2009Publication date: April 1, 2010Inventor: Carsten Wendelstorf
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Publication number: 20100069865Abstract: An absorbent article including a cover layer, a barrier layer and an absorbent layer arranged between the cover layer and the barrier layer, the absorbent article being drapeable and possessing the absorbency attributes required of a sanitary napkin.Type: ApplicationFiled: August 31, 2009Publication date: March 18, 2010Inventors: Leonard G. Rosenfeld, Theresa Wysocki, Morris Yang, Marina Nikitina, John Poccia
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Patent number: 7670971Abstract: 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: December 16, 2005Date of Patent: March 2, 2010Assignee: The Procter + Gamble CompanyInventor: Jonathan Paul Brennan
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Publication number: 20100036343Abstract: The absorbent article according to the present invention includes a laminate structure including cover, transfer layer, core and barrier, the absorbent core having a first central region and second region concentrically surrounding the first region.Type: ApplicationFiled: August 5, 2008Publication date: February 11, 2010Inventor: Francisco J.V. Hernandez
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Publication number: 20100036344Abstract: An absorbent article including a absorbent core having a plurality of first regions and a second region, each one of said first regions being arranged in spaced relationship from each of the other first regions and each of the first regions being entirely surrounded by the second region.Type: ApplicationFiled: August 5, 2008Publication date: February 11, 2010Inventors: Antonio Carlos Ribeiro de Carvalho, Marcia Helena Teixeira Fajolli, Maria Marcia R. Caldas Salles
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Publication number: 20100036345Abstract: A fluid absorption mat for use in a medical environment, the fluid absorption mat being a substantially planar mat having at least one fluid absorption layer. At least two absorption portions, presenting substantially juxtaposed projections on a principle plane of the mat, and present different absorption capacities are provided. Furthermore, use of the fluid absorption mat in a medical environment is provided.Type: ApplicationFiled: September 14, 2006Publication date: February 11, 2010Applicant: ABSORBEST ABInventor: Rolf Rovaniemi
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Publication number: 20100030173Abstract: A sensor that is sensitive to the presence of aqueous-based fluids is described. The sensor has a wetness indicating material immobilized or printed on a substrate. The indicating material contains at least one electron-donating leuco dye and one electron deficient receptor, and exhibits a visual signal (e.g., vivid or strong color intensity) in a dry state, which fades or disappears when in contact with a water-containing liquid. An absorbent article incorporating such a sensor to communicate to a user that the article has been exposed to water-containing fluids is also described.Type: ApplicationFiled: June 25, 2009Publication date: February 4, 2010Applicant: Kimberly-Clark Worldwide, Inc.Inventors: Xuedong Song, Andrew M. Long, WanDuk Lee, Jun Mo Gil
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Publication number: 20090312731Abstract: The present invention relates to a product selected from the group consisting of filter products, disposable absorbent products, wipe products and structural and/or reinforcement products characterized in that the product is made of or includes a nonwoven web made by a melt-blowing process employing a cellulose solution in N-methyl-morpholine (NMMO).Type: ApplicationFiled: April 26, 2007Publication date: December 17, 2009Applicant: LENZING AKTIENGESELLSCHAFTInventors: Thomas Steindl, Mirko Einzmann, Shayda Rahbaran, Josef Schmidtbauer, Bernhard Voglauer
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Patent number: 7632764Abstract: The present invention is generally directed to adhesive compositions comprising selected ratios of crystalline and amorphous polymers. In some versions of the invention, polymers capable of existing in different configurations (e.g., a polymer such as polypropylene which can exist in an atactic, syndiotactic. or isotactic configuration) is used to prepare adhesives of the present invention. As an example, a selected amount of isotactic polypropylene is blended with a selected amount of atactic polypropylene to prepare an adhesive composition having one or more performance properties (e.g., bond strength) that are superior to the performance properties of a conventional hot-melt adhesive.Type: GrantFiled: October 18, 2006Date of Patent: December 15, 2009Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Peiguang Zhou, Timothy James Blenke
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Publication number: 20090292265Abstract: The present invention relates to a system suitable for monitoring multiple leakage events such as wetting of a diaper or alike sanitary product. The system includes two or more than two electrodes that are supported in a spaced apart relationship and a liquid permeable substrate between the electrodes that lacks or has a low capacity for holding or storing liquid. In the event of liquid leakage, an electrical bridge connecting the electrodes can be formed by the liquid, and before the product becomes saturated liquid can freely drain from the permeable substrate and disconnect the electrodes. Upon further liquid leakage, electrical connection between the electrodes can be reformed indicating multiple liquid leakage events. In the situation where the sanitary product becomes saturated and liquid is prevented from draining from the permeable substrate, the electrical connection will continue, indicating that the sanitary product requires changing.Type: ApplicationFiled: January 31, 2007Publication date: November 26, 2009Applicant: Commonwealth Scientific and Industrial Research OrganizationInventors: Richard James Neil Helmer, Micheal Anthony Mestrovic, Pamela Margaret Petersen
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Publication number: 20090292267Abstract: A disposable absorbent article, such as a disposable diaper. The disposable absorbent article has a topsheet with apertures large enough for low-viscosity fecal material to pass through to a fecal material storage element. The fecal material storage element immobilizes the fecal material in position for dewatering, so that the solid components of the fecal material are separated from the liquid components of the fecal material and the liquid components can be absorbed by an absorbent core. This arrangement provides for easier cleaning of the wearer when the soiled disposable absorbent article is removed. The fecal material storage element may extend beyond one or more edges of the absorbent core.Type: ApplicationFiled: August 5, 2009Publication date: November 26, 2009Inventor: Donald Carroll Roe
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Patent number: 7615039Abstract: A body attachable absorbent article including a cover layer, a barrier layer and an absorbent layer arranged between the cover layer and the barrier layer, the absorbent article being drapeable and possessing the absorbency attributes required of a sanitary napkin.Type: GrantFiled: June 29, 2005Date of Patent: November 10, 2009Assignee: McNeil-PPC, Inc.Inventors: Leonard G. Rosenfeld, Theresa Wysocki, Morris Yang, Marina Nikitina, John Poccia
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Publication number: 20090270824Abstract: Absorbent surgical towels with reduced lint particle generation are provided. The surgical towels are formed from fibrous substrates containing binder material that limits lint particle generation to 5,000 or less according to INDA standard test 160.1. The binder material can limit lint particle generation to 500 or less.Type: ApplicationFiled: April 23, 2009Publication date: October 29, 2009Inventors: Rene Kapik, Gary Pinkelton
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Publication number: 20090259207Abstract: The present invention relates to an interlabial pad that is worn by female wearers, placed in intimate contact and supported between the labia, which provides an interlabial pad that causes no discomfort to the female wearer in the body motions of the wearer. The interlabial pad of the present invention is characterized by having bending elements which allows the interlabial pad to follow the changes in form flexibly even when a force is exerted on the interlabial pad by the wearer's body motion.Type: ApplicationFiled: June 19, 2009Publication date: October 15, 2009Applicant: Uni-Charm CorporationInventors: Satoshi Mizutani, Koichi Yamaki, Yuki Noda, Megumi Tokumoto, Akane Sakai
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Patent number: 7594904Abstract: An absorbent article including a cover layer, a barrier layer and an absorbent system arranged between the cover layer and the barrier layer, the absorbent article being drapeable and possessing the absorbency attributes required of a sanitary napkin.Type: GrantFiled: September 16, 2004Date of Patent: September 29, 2009Assignee: McNeil-PPC, Inc.Inventors: Leonard G. Rosenfeld, Theresa Wysocki, Morris Yang, Marina Nikitina, John Poccia