Patents by Inventor Gueltekin Erdem

Gueltekin Erdem 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).

  • Publication number: 20210106471
    Abstract: The present invention relates to a thin, flexible absorbent articles comprising an acquisition-distribution system comprises a first component comprising first thermoplastic fibers and cellulose fibers, the cellulose fibers being less than about 90% by weight of the first component, wherein the absorbent article has an absorption time lower than about 7 sec/g up to a loading range of 100 g, as measured according to Modified Fluid Modified Fluid Acquisition Test; and wherein the absorbent article has a caliper of lower than about 2.5 mm under about 400 g pressure at 2 cm2, as measured according to Caliper Test, or a 3-point bending force lower than about 95 g, as measured according to the 3-Point Bending Force Test.
    Type: Application
    Filed: October 13, 2020
    Publication date: April 15, 2021
    Inventors: Yi YUAN, Gueltekin ERDEM, Mattias SCHMIDT, Hui LIU
  • Patent number: 10973702
    Abstract: An absorbent article comprises a three-dimensional liquid permeable topsheet. The topsheet comprises a first layer comprising a hydrophobic material and a second layer comprising a hydrophilic material. The first layer is joined to the second layer. The topsheet comprises a plurality of recesses, a plurality of projections, and a plurality of land areas. The land areas surround at least a majority of the plurality of projections and a plurality of the recesses. The absorbent article comprises a liquid impermeable backsheet, an acquisition material, an absorbent core disposed at least partially intermediate the acquisition material and the liquid impermeable backsheet, and an indicia. The indicia is on the acquisition material or the liquid permeable topsheet. The indicia is visible from a wearer-facing side of the absorbent article. The indicia is different color than the acquisition material or the liquid permeable topsheet.
    Type: Grant
    Filed: August 10, 2016
    Date of Patent: April 13, 2021
    Assignee: The Procter & Gamble Company
    Inventors: Alizha Victoria Smith, Theodore Cory Fites, Gueltekin Erdem, Sascha Kreisel, Olaf Erik Alexander Isele, Rodrigo Rosati
  • Patent number: 10966880
    Abstract: Methods and tooling for making three-dimensional substrates and/or apertured substrates are provided. The three-dimensional substrates and/or apertured substrates may be used in absorbent articles, such as diapers and pants, for example. The methods and tooling may be used on an absorbent article manufacturing line.
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: April 6, 2021
    Assignee: The Procter & Gamble Company
    Inventors: Jan Michael Trinkaus, Hans Adolf Jackels, Gueltekin Erdem, Uwe Schneider
  • Publication number: 20210015685
    Abstract: An apertured nonwoven web is provided. The apertured nonwoven web comprises carded fibers, a first side, and a second side. The apertured nonwoven web defines a plurality of apertures therein. The apertures may each have a first side aperture size and a second side aperture size, and a ratio of the first side aperture size to the second side aperture size may be between about 1.15:1 to about 1:1.15. The plurality of apertures may have an aperture size regularity of about 1% to about 15%. The plurality of apertures may have an aperture shape regularity between about 1% to about 12%.
    Type: Application
    Filed: July 2, 2020
    Publication date: January 21, 2021
    Inventors: Gueltekin ERDEM, Meng CHEN, Jihua XIE, Jixiang CAI
  • Publication number: 20200330291
    Abstract: An absorbent article such as a baby diaper comprising a three-dimensional laminate 30 having a first layer 1 intermittently bonded to a second layer 2 by a heterophase polymer. The topsheet comprises three-dimensional protrusions 9 in the first layer 1 which are not bonded to the second layer 2. The heterophase polymer has an enthalpy of fusion of at least 10 J/g. The laminate may be used on the wearer-facing side of the article as topsheet 24 and/or on the garment-facing side as part of the backsheet 26. The first layer may comprise natural fibers.
    Type: Application
    Filed: April 8, 2020
    Publication date: October 22, 2020
    Inventors: Torsten LINDNER, Gueltekin ERDEM
  • Publication number: 20200179177
    Abstract: An absorbent article comprising a liquid permeable nonwoven topsheet, a nonwoven second material that is a separate material from the topsheet, a liquid impermeable backsheet, and an absorbent core positioned intermediate the second material and the backsheet. The second material is positioned intermediate the topsheet and absorbent core and is generally planar. The topsheet comprises a plurality of recesses and raised areas, and voids are defined in the raised areas under the topsheet. A first aperture is formed in a substantially central location of the raised areas. The recesses each form a base positioned most distal from the substantially central locations of the raised areas. A second aperture is formed in the bases of the recesses. The first aperture extends through the topsheet, and the second aperture extends through the topsheet and at least partially through the second material.
    Type: Application
    Filed: March 9, 2017
    Publication date: June 11, 2020
    Inventors: Gueltekin ERDEM, Yi YUAN
  • Publication number: 20200179186
    Abstract: Methods and tooling for making three-dimensional substrates and/or apertured substrates are provided. The three-dimensional substrates and/or apertured substrates may be used in absorbent articles, such as diapers and pants, for example. The methods and tooling may be used on an absorbent article manufacturing line.
    Type: Application
    Filed: February 14, 2020
    Publication date: June 11, 2020
    Inventors: Jan Michael TRINKAUS, Hans Adolf JACKELS, Gueltekin ERDEM, Uwe SCHNEIDER
  • Publication number: 20200173075
    Abstract: A method of creating a soft and lofty continuous fiber nonwoven web is provided. The method includes providing two molten polymer components having different melting temperatures to a spinneret defining a plurality of orifices, and flowing a fluid intermediate the spinneret and a moving porous member. The moving porous member is positioned below the spinneret. The method includes using the fluid to draw or push the two molten polymer components, in a direction that is toward the moving porous member, through at least some of the plurality of orifices to form a plurality of individual bi-component continuous fiber strands. The method includes depositing the continuous fiber strands on the moving porous member at a first location to create an intermediate continuous fiber nonwoven web, and removing and/or diverting some of the fluid proximate to the first location to maintain loft and softness in the deposited intermediate continuous fiber nonwoven web.
    Type: Application
    Filed: November 26, 2019
    Publication date: June 4, 2020
    Inventors: Han XU, Gueltekin ERDEM
  • Publication number: 20200146902
    Abstract: A nonwoven web for an absorbent article is provided. The absorbent article comprises the nonwoven web as a core wrap. A method for producing the absorbent article is also provided. The nonwoven web comprises a first nonwoven layer comprising filament fibers, a second nonwoven layer comprising filaments fibers, a third nonwoven layer comprising staple fibers disposed between the first and second nonwoven layers. A total basis weight of the first and second nonwoven layers is not less than about 10 gsm. The third nonwoven layer has a basis weight no greater than about 4 gsm. The nonwoven web comprises pores, wherein greater than about 80% of the pores have a pore size equal to or smaller than about 40 ?m, and wherein less than about 10% of the pores have a pore size equal to or greater than about 45 ?m.
    Type: Application
    Filed: November 1, 2019
    Publication date: May 14, 2020
    Inventors: Yi YUAN, Paul Thomas PINEDA CONTRERAS, Yufei SHAN, Gueltekin ERDEM, Yibo FAN, Ekaterina PONOMARENKO
  • Patent number: 10603229
    Abstract: Methods and tooling for making three-dimensional substrates and/or apertured substrates are provided. The three-dimensional substrates and/or apertured substrates may be used in absorbent articles, such as diapers and pants, for example. The methods and tooling may be used on an absorbent article manufacturing line.
    Type: Grant
    Filed: February 12, 2018
    Date of Patent: March 31, 2020
    Assignee: The Procter & Gamble Company
    Inventors: Jan Michael Trinkaus, Hans Adolf Jackels, Gueltekin Erdem, Uwe Schneider
  • Publication number: 20190274895
    Abstract: Wearable article comprising an elastic laminate with excellent sweat management properties. The elastic laminate comprises an inner first nonwoven layer and an outer second nonwoven layer. The outer layer has a higher hydrophilicity than the inner layer. The laminate has a total caliper when subjected to the NMR MOUSE method as described. The total caliper has a first sub-caliper corresponding to 50% of the total caliper, and a second sub-caliper corresponding to the remaining 50% of the total caliper. The elastic laminate has a Liquid Ratio of the first sub-caliper to the second sub-caliper of at least 1.1 after 1 minute according to the NMR MOUSE method.
    Type: Application
    Filed: March 4, 2019
    Publication date: September 12, 2019
    Inventors: Meng CHEN, Xu GAO, Fukuan SHI, Gueltekin ERDEM, Koichi MORIMOTO, Jan CLAUSSEN
  • Publication number: 20190240084
    Abstract: A topsheet for an absorbent article is provided and has at least a first layer. The first layer comprises at least 15% by weight of natural fibers by total weight of the first layer. The first layer has a plurality of apertures. The first layer comprises land areas between a majority of the apertures. The contact angle on the land areas of the first layer between the majority of the apertures is more than 70° according to the contact angle test method. The topsheet has a run-off of less than 40% according to the run-off test method.
    Type: Application
    Filed: April 12, 2019
    Publication date: August 8, 2019
    Inventors: Rodrigo ROSATI, Gueltekin ERDEM, Cornelia SPRENGARD-EICHEL, Luigi DI GIROLAMO-GALASSO, Andrea Lieselotte BENNER
  • Publication number: 20190231612
    Abstract: A topsheet for use with an absorbent article is provided and comprises a first layer and a second layer. The first layer is a spunlace nonwoven and comprises at least 15% by weight of natural fibers by total weight of the first layer. The first layer comprises a plurality of protrusions and a plurality of apertures. The first layer and the second layer are in contact with each other between the plurality of the protrusions. The second layer has a plurality of apertures at least partially aligned with the apertures of the first layer. The first layer has a minimum CD strength of at least 3N/(5 cm), according to the Tensile Strength Test Method.
    Type: Application
    Filed: April 12, 2019
    Publication date: August 1, 2019
    Inventors: Gueltekin ERDEM, Rodrigo ROSATI
  • Publication number: 20190125595
    Abstract: Absorbent articles having three-dimensional, apertured, liquid permeable topsheets, acquisition materials, liquid permeable backsheets, and absorbent cores are disclosed. The absorbent articles provide improved topsheet dryness, reduced collagen rewet, and improved modified fluid acquisition.
    Type: Application
    Filed: December 12, 2018
    Publication date: May 2, 2019
    Inventors: Yi YUAN, Gueltekin ERDEM, Silke KRAMKOWSKI, Ernesto Gabriel BIANCHI, Sascha KREISEL
  • Publication number: 20190117473
    Abstract: A topsheet for use in an absorbent article is provided and has at least a first layer. The first layer comprises at least 15% by weight of natural fibers by total weight of the first layer. The first layer has a plurality of apertures. The first layer comprises land areas between the plurality of the apertures. The contact angle on the land areas of the first layer between the plurality of the apertures is more than 70°, according to the Contact Angle Test Method. The topsheet has a run-off of less than 40%, according to the Run-off Test Method.
    Type: Application
    Filed: September 25, 2018
    Publication date: April 25, 2019
    Inventors: Rodrigo ROSATI, Gueltekin ERDEM, Cornelia SPRENGARD-EICHEL, Luigi DI GIROLAMO-GALASSO, Andrea Lieselotte BENNER
  • Publication number: 20190117474
    Abstract: A liquid permeable substrate for an absorbent article is disclosed. The substrate includes a first layer including a hydrophobic material and a second layer including a hydrophilic material. The first layer is joined to the second layer. The substrate includes a plurality of recesses, a plurality of projections, and a plurality of land areas. The land areas surround at least a majority of the plurality of projections and a plurality of the recesses. The plurality of recesses, the plurality of projections, and the plurality of land areas together form a first three-dimensional surface on a first side of the substrate and a second three-dimensional surface on a second side of the substrate. The substrate has an overall z-directional height in the range of about 1000 ?m to about 6000 ?m according to the Overall Substrate Height Test.
    Type: Application
    Filed: December 18, 2018
    Publication date: April 25, 2019
    Inventors: Olaf Erik ISELE, Jörg ENDRES, Gueltekin ERDEM, Rodrigo ROSATI, Paul Thomas WEISMAN, Sharon Ann YOUNG, Mike P. PURDON
  • Publication number: 20190117472
    Abstract: A topsheet for use with an absorbent article is provided and comprises a first layer and a second layer. The first layer may be a spunlace nonwoven and may comprise at least 15% by weight of natural fibers by total weight of the first layer. The first layer may comprise a plurality of protrusions and a plurality of apertures. The first layer and the second layer may be in contact with each other between the majority of the protrusions. The second layer may have a plurality of apertures at least partially aligned with the apertures of the first layer. The first layer may have a minimum CD strength of at least 3N/(5 cm), according to the Tensile Strength Test Method.
    Type: Application
    Filed: September 25, 2018
    Publication date: April 25, 2019
    Inventors: Gueltekin ERDEM, Rodrigo ROSATI
  • Publication number: 20190105209
    Abstract: An absorbent article is provided. The absorbent article includes a nonwoven, liquid permeable topsheet, a liquid impermeable backsheet, and an absorbent core disposed at least partially intermediate the topsheet and the backsheet. The topsheet includes a layer of fibers and has a plurality of apertures defined in the layer of fibers. At least some of the apertures have a side wall having a portion disposed an angle in the range of about 55 degrees to about 90 degrees, in the range of about 60 degrees to about 80 degrees, or in the range of about 63 degrees to about 75 degrees, according to the 2D X-Ray CT Scan Test herein.
    Type: Application
    Filed: September 26, 2018
    Publication date: April 11, 2019
    Inventors: Gueltekin ERDEM, Sascha KREISEL, Weidong WU
  • Patent number: 10206826
    Abstract: A liquid permeable substrate for an absorbent article is disclosed. The substrate includes a first layer including a hydrophobic material and a second layer including a hydrophilic material. The first layer is joined to the second layer. The substrate includes a plurality of recesses, a plurality of projections, and a plurality of land areas. The land areas surround at least a majority of the plurality of projections and a plurality of the recesses. The plurality of recesses, the plurality of projections, and the plurality of land areas together form a first three-dimensional surface on a first side of the substrate and a second three-dimensional surface on a second side of the substrate. The substrate has an overall z-directional height in the range of about 1000 ?m to about 6000 ?m according to the Overall Substrate Height Test.
    Type: Grant
    Filed: March 2, 2015
    Date of Patent: February 19, 2019
    Assignee: The Procter & Gamble Company
    Inventors: Olaf Erik Isele, Jörg Endres, Gueltekin Erdem, Rodrigo Rosati, Paul Thomas Weisman, Sharon Ann Young, Mike P. Purdon
  • Publication number: 20180271719
    Abstract: The present disclosure is directed, in part, to an absorbent article including a topsheet including a second substrate disposed at least partially intermediate a first discrete substrate and a third discrete substrate. The first discrete substrate opposes the third discrete substrate about a longitudinal axis of the topsheet. The first discrete substrate and the second discrete substrate are bonded in a first bonding zone about a longitudinal axis of the topsheet. The third discrete substrate and the second discrete substrate are bonded in a second bonding zone about a longitudinal axis of the topsheet. A pair of leg cuffs have free terminal edges and are joined to the topsheet and/or backsheet. The distance between the free terminal edges is not longer than the distance between an inner edge of the first bonding zone and an inner edge of the second bonding zone.
    Type: Application
    Filed: March 15, 2018
    Publication date: September 27, 2018
    Inventors: Yi YUAN, Ernesto Gabriel BIANCHI, Güeltekin ERDEM