Patents by Inventor Edward Guidotti
Edward Guidotti has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11925536Abstract: A disposable absorbent hygiene product is provided, including a main part having a body facing surface intended to face the body of a user and a garment facing surface intended to face away from the body of a user. The main part includes a liquid permeable topsheet at the body facing surface, a liquid impermeable backsheet at the garment facing surface, and an absorbent assembly arranged between the topsheet and the backsheet. The liquid permeable topsheet material includes a hydrophilically treated polypropylene spunbond nonwoven or spunbond/meltblown composite nonwoven, having a basis weight of from 8 to 20 g/m2. An acquisition layer material is provided sandwiched between said topsheet and said absorbent assembly, being an through air bonded nonwoven.Type: GrantFiled: March 26, 2018Date of Patent: March 12, 2024Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAGInventors: Annika Hermenius, Patrik Andersson, Edward Guidotti
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Publication number: 20240075676Abstract: A method for forming cellulose products in a mould system from an air-formed cellulose blank structure, where the forming mould system comprises a first mould part and a second mould part. The method comprises the steps: providing the cellulose blank structure, and defining one or more product sections and a residual section; compressing at least a portion of the residual section to a first degree of compression higher than a degree of compression of the one or more product sections; feeding the cellulose blank structure in a feeding direction to a forming position in the forming mould system, where in the forming position each product section is arranged between a corresponding first mould part and second mould part; forming the cellulose products from the cellulose blank structure between the first mould part and the second mould part by heating the cellulose blank structure and pressing the cellulose blank structure.Type: ApplicationFiled: January 5, 2022Publication date: March 7, 2024Inventors: Ove Larsson, Edward Guidotti, Olle Högblom
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Patent number: 11833015Abstract: An absorbent article including an absorbent core sandwiched between a liquid-permeable topsheet and a liquid-impermeable backsheet, the article defining a front portion, a back portion and a crotch portion, 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 core cover sides and including two channel sealings, in the crotch portion, defining a first channel sealing width and a second channel sealing width, and also including two side seams along the sides of the core, wherein a centre segment having a first width is defined in the absorbent component between the channel sealings and two side segments each having a second width are defined in the absorbent component outside each channel sealing.Type: GrantFiled: December 21, 2017Date of Patent: December 5, 2023Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAGInventors: Filip Sillerström, Helena Corneliusson, Edward Guidotti
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Publication number: 20220251785Abstract: A method for producing a cellulose product from an air-formed cellulose blank structure comprising the steps; providing a cellulose blank structure which is air-formed from cellulose fibres; applying, in a first application step (SA1), an alkyl ketene dimer (AKD) dispersion to the cellulose blank structure, and applying, in a second application step (SA2) a latex dispersion to the cellulose blank structure arranging the cellulose blank structure with the applied alkyl ketene dimer (AKD) dispersion and latex dispersion in a forming mould; heating the cellulose blank structure to a forming temperature (TF) in the range of 100° C. to 300° C., and forming the cellulose product from the cellulose blank structure in the forming mould, by pressing the heated cellulose blank structure with the applied alkyl ketene dimer (AKD) dispersion and latex dispersion with a forming pressure (PF) of at least 1 MPa, preferably 4-20 MPa.Type: ApplicationFiled: June 26, 2020Publication date: August 11, 2022Inventors: Edward Guidotti, Mostafa Jabbari
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Publication number: 20220176598Abstract: A method is provided for producing discrete three-dimensional cellulose products from an air-formed cellulose blank structure in a rotary forming mould system. The method includes providing an air-formed cellulose blank structure, wherein the cellulose blank structure is air-formed from cellulose fibres; transporting the air-formed cellulose blank structure to a the rotary forming mould system; feeding the air-formed cellulose blank structure to a position between a first mould part and a second mould part, and heating the air-formed cellulose blank structure; forming the three-dimensional cellulose products from the air-formed cellulose blank structure in the rotary forming mould system, by pressing the heated air-formed cellulose blank structure with a forming pressure.Type: ApplicationFiled: May 14, 2020Publication date: June 9, 2022Inventors: Olle Högblom, Ove Larsson, Linus Larsson, Edward Guidotti
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Patent number: 11045362Abstract: A disposable absorbent hygiene product is provided, including a main part having a body facing surface intended to face the body of a user and a garment facing surface intended to face away from the body of a user. The main part includes a liquid permeable topsheet at the body facing surface, a liquid impermeable backsheet at the garment facing surface, and an absorbent assembly arranged between said topsheet and said backsheet. The absorbent assembly includes a first absorbent core and a second absorbent core arranged in a stacked relationship.Type: GrantFiled: March 26, 2018Date of Patent: June 29, 2021Assignee: Essity Hygiene and Health AktiebolagInventors: Edward Guidotti, Rikard Vilhelm Meyer Noren
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Publication number: 20210169704Abstract: A disposable absorbent hygiene product is provided, including a main part having a body facing surface intended to face the body of a user and a garment facing surface intended to face away from the body of a user. The main part includes a liquid permeable topsheet at the body facing surface, a liquid impermeable backsheet at the garment facing surface, and an absorbent assembly arranged between the topsheet and the backsheet. The liquid permeable topsheet material includes a hydrophilically treated polypropylene spunbond nonwoven or spunbond/meltblown composite nonwoven, having a basis weight of from 8 to 20 g/m2. An acquisition layer material is provided sandwiched between said topsheet and said absorbent assembly, being an through air bonded nonwoven.Type: ApplicationFiled: March 26, 2018Publication date: June 10, 2021Inventors: Annika Hermenius, Patrik Andersson, Edward Guidotti
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Publication number: 20210000662Abstract: A disposable absorbent hygiene product is provided, including a main part having a body facing surface intended to face the body of a user and a garment facing surface intended to face away from the body of a user. The main part includes a liquid permeable topsheet at the body facing surface, a liquid impermeable backsheet at the garment facing surface, and an absorbent assembly arranged between said topsheet and said backsheet. The absorbent assembly includes a first absorbent core and a second absorbent core arranged in a stacked relationship.Type: ApplicationFiled: March 26, 2018Publication date: January 7, 2021Inventors: Edward Guidotti, Rikard Vilhelm Meyer Noren
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Publication number: 20210000661Abstract: A disposable absorbent hygiene product is provided, including a main part having a body facing surface intended to face the body of a user and a garment facing surface intended to face away from the body of a user. The, main part includes a liquid permeable topsheet at the body facing surface, a liquid impermeable backsheet at the garment facing surface, and an absorbent assembly arranged between the topsheet and the backsheet. In front and back regions of the absorbent assembly, the absorbent assembly includes cellulosic fibers mixed with super absorbent polymers, with a central region of the absorbent assembly providing from 70% to 100% of the total retention capacity of the absorbent assembly.Type: ApplicationFiled: March 26, 2018Publication date: January 7, 2021Inventors: Edward Guidotti, Rikard Vilhelm Meyer Noren
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Publication number: 20200337909Abstract: An absorbent article including an absorbent core sandwiched between a liquid-permeable topsheet and a liquid-impermeable backsheet, the article defining a front portion, a back portion and a crotch portion, 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 core cover sides and including two channel sealings, in the crotch portion, defining a first channel sealing width and a second channel sealing width, and also including two side seams along the sides of the core, wherein a centre segment having a first width is defined in the absorbent component between the channel sealings and two side segments each having a second width are defined in the absorbent component outside each channel sealing.Type: ApplicationFiled: December 21, 2017Publication date: October 29, 2020Applicant: Essity Hygiene and Health AktiebolagInventors: Filip SILLERSTRÖM, Helena CORNELIUSSON, Edward GUIDOTTI
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Publication number: 20170128284Abstract: An absorbent, disposable article includes an absorption body having longitudinally extending edges is disposed between the liquid-permeable casing layer and the substantially liquid-impermeable backside layer. The article includes a longitudinally extending centre line, a crotch area, a front end area and a back area. The absorption body includes a first absorption layer facing the user and a second absorption layer facing away from the user during. At least one elastic element is disposed between the liquid-permeable casing layer and the backside layer outside of the respective longitudinally running edge of the absorption body. The elastic elements have a return force between 0.30 N and 0.80 N at an extension of 70% of the accessible extension. The first absorption layer includes a first longitudinal opening disposed in the crotch area and the second absorption layer includes a first longitudinal compression disposed in the crotch area.Type: ApplicationFiled: June 13, 2014Publication date: May 11, 2017Applicant: SCA Hygiene Products ABInventors: Hanna ESPING ÖSTLIN, Edward GUIDOTTI
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Publication number: 20170112686Abstract: An absorbent, disposable article includes a casing layer permeable to liquid and a substantially liquid-impermeable backside layer and an absorption body disposed between the liquid-permeable casing layer and the substantially liquid-impermeable backside layer. The article and the absorption body include a longitudinal centre line, a crotch area, a front end area and a back end area. Furthermore, the absorption body includes a first absorption layer facing the user during use having longitudinal edges and a second absorption layer facing away from the user during use having longitudinal edges. The first absorption layer has a first longitudinal opening disposed in the crotch area and the second absorption layer has a first longitudinal compression disposed in the crotch area. At least 70% of applied drops in a test for hydrophilicity in the liquid-permeable casing layer of the article in-should penetrate into the article within 10 seconds.Type: ApplicationFiled: June 13, 2014Publication date: April 27, 2017Applicant: SCA HYGIENE PRODUCTS ABInventors: Hanna ESPING ÖSTLIN, Edward GUIDOTTI
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Patent number: 9597236Abstract: An absorption body intended to form part of an absorbent disposable article includes a first absorption layer intended to face towards the user upon use and a second absorption layer intended to face away from the user upon use. The first absorption layer has a longitudinal opening in the crotch area and the second absorption layer has a longitudinal compression arranged in the crotch area.Type: GrantFiled: December 27, 2012Date of Patent: March 21, 2017Assignee: SCA Hygiene Products ABInventors: Hanna Esping Östlin, Edward Guidotti
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Publication number: 20150328063Abstract: An absorption body intended to form part of an absorbent disposable article includes a first absorption layer intended to face towards the user upon use and a second absorption layer intended to face away from the user upon use. The first absorption layer has a longitudinal opening in the crotch area and the second absorption layer has a longitudinal compression arranged in the crotch area.Type: ApplicationFiled: December 27, 2012Publication date: November 19, 2015Applicant: SCA HYGIENE PRODUCTS ABInventors: Hanna ESPING ÖSTLIN, Edward GUIDOTTI
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Patent number: 5855571Abstract: An absorbent structure in an absorbent article, such as a diaper, incontinence guard, sanitary napkin and the like, wherein the structure includes hydrophilic fibres and particles of a superabsorbent material and also has a front and a back part (4, 5) and a crotch part (6) located therebetween, said crotch part exhibiting a wetting region (16) within which the major part of discharged fluid is directed and wherein the absorbent structure in the wetting region includes superabsorbent particles that are encased in a material that will only dissolve slowly in and/or be penetrated slowly by the fluid to be absorbed so that the superabsorbent material will not begin to absorb fluid and swell to any appreciable extent until the encapsulating material has dissolved and/or been penetrated by the fluid and that conventional superabsorbent material (15) is localized generally in those parts of the structure that are located outside said wetting region.Type: GrantFiled: December 5, 1995Date of Patent: January 5, 1999Assignee: Molnlycke ABInventors: Christina Steger, Edward Guidotti, Eje Osterdahl, Urban Widlund