Patents Assigned to ESSITY HYGIENE AND HEALTH AKTIEBOLAG
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Patent number: 11729595Abstract: A piece of hygiene equipment includes a transmitting section configured to transmit an outbound radio signal carrying transmission payload data; a receiving section configured to receive an inbound radio signal carrying reception payload data; a processing section configured to transmit an outbound radio signal carrying specific transmission payload data and/or to receive an inbound radio signal carrying specific reception payload data for determining a communication partner to which outbound radio signals are to be transmitted and from which inbound radio signals are to be received; and a memory section. The processing section is configured to determine said communication partner and to store information on the determined communication partner in said memory section.Type: GrantFiled: August 16, 2022Date of Patent: August 15, 2023Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAGInventor: Håkan Lindström
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Publication number: 20230248588Abstract: An absorbent pad, such as a feminine hygiene article, according to the present disclosure comprises superabsorbent polymer particles (2). The superabsorbent polymer particles (2) are surface coated on an outer surface (3) with a coating agent (4), the coating agent (4) being water-soluble. The coated superabsorbent polymer particles (2) comprises an odour inhibiting substance (5) in powder form adhered to and/or mixed with the coating agent (3). The present disclosure also relates to methods of producing the absorbent pad (1).Type: ApplicationFiled: November 12, 2019Publication date: August 10, 2023Applicants: Essity Hygiene and Health Aktiebolag, Essity Hygiene and Health AktiebolagInventor: David Lindqvist
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Publication number: 20230212799Abstract: A method for consolidating a fibrous material of plant-based fibers, such as cellulose fibers and/or poly-lactic acid fibers, the method including: applying to the fibrous material an aqueous solution including a cellulose derivative, and/or a salt thereof, and an acid, the aqueous solution having a pH within the range of from 3 to 7, optionally within the range of from 3 to 6, optionally within the range of from 3 to 4.5; and drying the bonded fibrous material, optionally at 100° C. or higher. Also, a fibrous material formed by the method, an aqueous binder solution including a cellulose derivative, and/or a salt thereof, and an acid, and a nonwoven material including airlaid plant-based fibers being consolidated by a bio-based binder in the presence of a carboxylic acid, the bio-based binder being a cellulose derivative, and/or a salt thereof.Type: ApplicationFiled: June 1, 2021Publication date: July 6, 2023Applicant: Essity Hygiene and Health AktiebolagInventors: Andrea NODBRANDT, Anna NIHLSTRAND, Daniel HAGBERG, Véronique WISS
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Patent number: 11672709Abstract: Absorbent product includes a nonwoven material arranged to be in contact with skin of a user during use of the absorbent product. The nonwoven material includes non-absorbent and/or absorbent fibres. The fibres, at least on a surface arranged to be in contact with skin of a user during use of the absorbent product, have a coarseness of from 0.1 to 10 dtex, or from 0.5 to 7 dtex. The fibres and/or the nonwoven material is coated with a lubricating coating composition suitable for use in absorbent and/or hygiene products at least on a surface arranged to be in contact with skin of a user during use of the absorbent product. By the product including the nonwoven, wet friction can be reduced between the nonwoven and the skin of the user.Type: GrantFiled: January 14, 2015Date of Patent: June 13, 2023Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAGInventors: Maria Fernkvist, Shabira Abbas, Anna Nihlstrand
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Patent number: 11666184Abstract: A dispenser is provided for dispensing a hygiene product. The dispenser includes a time-of-flight sensor for measuring a position of an object relative to the dispenser; and a controller configured to selectively operate at least one function of the dispenser based on the measured position of the object relative to the dispenser. A method of operating at least one function of a dispenser for dispensing a hygiene product is also provided. The method includes measuring with a time-of-flight sensor a position of an object relative to the dispenser; and using a controller to selectively operate the at least one function of the dispenser based on the measured position of the object relative to the dispenser.Type: GrantFiled: September 20, 2017Date of Patent: June 6, 2023Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAGInventor: Boris Allan Elfstrom
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Patent number: 11645903Abstract: A detection and reporting device for determining a usage event indicating a use of a piece of hygiene equipment, the detection and reporting device comprising a positioning section that allows determining positional information indicating a position of the detection and reporting device; a sensor section configured to sense over a time span an observable indicating a use of the piece of hygiene equipment and to generate usage event information on the basis of the sensed observable; and a reporting section configured to generate and transmit a message on the basis of said usage event information and on information allowing an association to said positional information.Type: GrantFiled: August 25, 2021Date of Patent: May 9, 2023Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAGInventors: John Eriksson, Annie Thorburn, Hakan Lindstrom
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Publication number: 20230136549Abstract: An absorbent hygienic article for absorbing body fluids, the article including a liquid absorbent top layer and a backing layer, the top layer and the backing layer being made from roll materials and being joined together. The top layer is constituted by a cellulosic fibrous web, the fibres in the cellulosic fibrous web being constituted by a mixture of cellulose fibres, the mixture including regenerated cellulose fibres or natural cellulose staple fibres and cellulose pulp fibres, the cellulosic fibrous web being a foam-formed, hydroentangled cellulosic fibrous web.Type: ApplicationFiled: December 20, 2019Publication date: May 4, 2023Applicant: Essity Hygiene and Health AktiebolagInventors: Anna BAGGER-SJÖBÄCK, Magdalena HÖRLE, Philip BLOMSTRÖM, Lars FINGAL, Anna NIHLSTRAND
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Patent number: 11628096Abstract: This disclosure relates to a combination of a sensing device and a charging system. The sensing device is configured to be applied to a surface of an absorbent article for sensing a characteristic of moisture in the absorbent article, and it is configured such that a transmitter for transmitting data from the sensing device is attached or attachable to the sensing device. The charging system is configured to charge a transmitter battery, and it is configured such that a transmitter, which is attached or attachable to the sensing device, is also attachable to the charging device.Type: GrantFiled: July 4, 2017Date of Patent: April 18, 2023Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAGInventors: Danny Porthiyas, Shyam Mali, Jacob Edding, Stopher Christensen, Timothy Ahong, Joel Ironstone, Jeremy Dabor, Catherine Sauve, Sameer Dhar
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Publication number: 20230114320Abstract: An absorbent article comprising an absorbent core comprising absorbent material. The absorbent core is sandwiched between a liquid-permeable upper core cover layer and a lower core cover layer. The absorbent core has one or more elongated areas arranged therein, each elongated area being an absorbent material free area having a length as measured along the elongated area and a width. The upper core cover layer and the lower core cover layer in each of the one or more elongated absorbent material free areas are attached to each other within at least 2 attachment zones and at most 12 attachment zones, the attachment zones being spaced-apart in the longitudinal direction (Y) within each of the one or more absorbent material free areas.Type: ApplicationFiled: April 4, 2020Publication date: April 13, 2023Applicant: Essity Hygiene and Health AktiebolagInventors: Björn HULTANDER, Helena CORNELIUSSON
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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: 11602466Abstract: An absorbent hygienic article for absorbing body fluids, the article including a liquid permeable topsheet, a backing layer and an absorbent core arranged between the topsheet and the backing layer, the topsheet and the backing layer being made from roll materials. The topsheet or an absorbent layer in the absorbent core is constituted by a cellulosic fibrous web, the fibres in the cellulosic fibrous web being constituted by a mixture of cellulose fibres including regenerated cellulose fibres or natural cellulose staple fibres and cellulose pulp fibres, the cellulosic fibrous web being a foam-formed, hydroentangled fibrous web.Type: GrantFiled: December 20, 2019Date of Patent: March 14, 2023Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAGInventors: Anna Bagger-Sjöbäck, Magdalena Hörle, Philip Blomström, Lars Fingal, Anna Nihlstrand
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Publication number: 20230071802Abstract: A ply fibrous product comprises at least one ply selected from a nonwoven ply and a tissue paper ply, wherein the at least one ply selected from a nonwoven ply and a tissue paper ply comprises cellulosic fibers comprising an organic polycarboxylic acid and wherein the organic polycarboxylic acid has at least one carboxyl group covalently bound to the cellulosic fibers and at least one free carboxyl group. Due to the presence of covalent chemical bonds between a carboxyl group of the polycarboxylic acid and hydroxy groups of the cellulosic fibers present in all substrates, the ply fibrous products display a long-lasting acidic pH even after having been rinsed with water. In some embodiments a long-lasting acidic pH may be achieved in the nonwovens treated with an organic polycarboxylic acid even after washing with a washing detergent.Type: ApplicationFiled: February 17, 2020Publication date: March 9, 2023Applicant: Essity Hygiene and Health AktiebolagInventors: Ulrika HUSMARK, Frida RYTTSÉN
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Publication number: 20230064280Abstract: A fastening member for a hygienic absorbent article, such as a diaper, the fastening member including a water-soluble resin, wherein the water-soluble resin dissolves in an aqueous solution having a temperature equal to or above 40 degrees Celsius, wherein the fastening member is disintegrated and/or dissolved at a temperature equal to or above 40 degrees Celsius. A hygienic absorbent article including the fastening member, a method for treating the hygienic absorbent article and/or use of the fastening member for providing a hygienic absorbent article or recyclable disposal bag.Type: ApplicationFiled: December 16, 2019Publication date: March 2, 2023Applicant: Essity Hygiene and Health AktiebolagInventors: Anders SILFVERSTRAND, Robert KLING
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Publication number: 20230051090Abstract: The disclosure relates to an absorbent undergarment comprising a fabric layer defining a waist opening, two leg openings and a crotch region between the leg openings, the absorbent undergarment further comprising an absorbent pad covering at least part of said crotch region and being permanently attached to the fabric layer. The absorbent pad comprises at least one absorbent layer and a skin-facing layer. At least one layer, selected from said absorbent layer, said skin-facing layer or an optionally present wicking layer, comprises naturally-derived fibers comprising a polycarboxylic acid. The polycarboxylic acid has at least one carboxyl group covalently bound to the naturally-derived fibers and at least one free carboxyl group.Type: ApplicationFiled: February 10, 2021Publication date: February 16, 2023Applicant: Essity Hygiene and Health AktiebolagInventors: Ulrika HUSMARK, Frida RYTTSÉN
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Publication number: 20230039049Abstract: The present disclosure relates to an absorbent article, such as an infant diaper, training pant, feminine hygiene article, adult incontinence article or wound care dressing. The absorbent article comprises a topsheet. The topsheet comprises or consists of a fibrous nonwoven layer arranged on a wearer facing side of the topsheet. The fibrous nonwoven layer is coated over a coated area on the wearer facing side of the topsheet with a coating composition. The coating composition comprises a lubricant agent comprising an alkoxylated diester selected from the group consisting of fatty ester lubricants.Type: ApplicationFiled: December 12, 2019Publication date: February 9, 2023Applicant: Essity Hygiene and Health AktiebolagInventors: Shabira ABBAS, Charlotte PERSSON
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Patent number: D977965Type: GrantFiled: June 2, 2020Date of Patent: February 14, 2023Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAGInventors: Joanna Campillo, Stina Lindlof
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Patent number: D979393Type: GrantFiled: September 13, 2022Date of Patent: February 28, 2023Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAGInventors: Joanna Campillo, Stina Lindlof
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Patent number: D979400Type: GrantFiled: September 13, 2022Date of Patent: February 28, 2023Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAGInventors: Joanna Campillo, Stina Lindlof
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Patent number: D979978Type: GrantFiled: December 15, 2020Date of Patent: March 7, 2023Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAGInventors: Sofia Hodossy, Karl Walheim, Joel Olsson