Patents by Inventor Gabriele Stiehl
Gabriele Stiehl 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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Publication number: 20240000636Abstract: Described herein is an absorbent article having an absorbent core. The absorbent core includes a superabsorbent polymer material and an auxiliary adhesive. The auxiliary adhesive includes from about 20% to about 70% of a first polymer and from about 30% to about 80% of a second polymer. The auxiliary adhesive has a Shear Viscosity at 10 (1/s) at 230° C. of from about 300 mPa·s to about mPa·s.Type: ApplicationFiled: August 29, 2023Publication date: January 4, 2024Inventors: Torsten LINDNER, Robert Haines TURNER, Christian NEU, Matthias MORAND, Gabriele STIEHL, Erik HAUCK, Jeremia SCHWABE, Simon BODENDORFER, Matthias ROESSLE, Sebastijan BACH
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Patent number: 11793682Abstract: An absorbent article, preferably a disposable absorbent article such as a diaper, is disclosed having an absorbent core which imparts increased wearing comfort to the article and makes it thin and dry. The absorbent core useful for an absorbent article comprises a substrate layer, a discontinuous layer of absorbent material, and a layer of thermoplastic material. A second surface of the discontinuous layer of absorbent material is in at least partial contact with a first surface of the substrate layer. Portions of a second surface of the layer of thermoplastic material are in direct contact with the first surface of the substrate layer and portions of said second surface of the layer of thermoplastic material are in direct contact with a first surface of the discontinuous layer of absorbent material. A process for providing a storage layer for an absorbent core useful in an absorbent article is further disclosed.Type: GrantFiled: August 15, 2019Date of Patent: October 24, 2023Assignee: The Procter & Gamble CompanyInventors: Ludwig Busam, Uwe Jurgen Becker, Michael Divo, Bruno Johannes Ehrnsperger, Roland Engel, Torsten Lindner, Siegfried Link, Volker Maier, Sanaul Kabir Siddiquee, Gabriele Stiehl, Thomas Tombuelt Meyer
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Patent number: 11779496Abstract: Described herein is an absorbent article having an absorbent core. The absorbent core includes a superabsorbent polymer material and a superabsorbent polymer immobilizing material. The superabsorbent polymer immobilizing material includes from about 20% to about 70% of a first polymer and from about 30% to about 80% of a second polymer. The superabsorbent polymer immobilizing material has a Shear Viscosity at 10 (1/s) at 230° C. of from about 300 mPa·s to about 10,000 mPa·s.Type: GrantFiled: July 24, 2019Date of Patent: October 10, 2023Assignee: The Procter and Gamble CompanyInventors: Torsten Lindner, Robert Haines Turner, Christian Neu, Matthias Morand, Gabriele Stiehl, Erik Hauck, Jeremia Schwabe, Simon Bodendorfer, Matthias Roessle, Sebastijan Bach
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Publication number: 20230084553Abstract: The invention relates to thermoplastic moulding materials comprising styrene block copolymers and propylene-based copolymers, wherein the SBC polymers comprise a styrene content of 5 to 40% by weight and the backbone of the propylene copolymers has a weight-average molecular weight Mw<10 000 g/mol. The thermoplastic moulding materials are suitable for affixing granules due to their melt viscosity and their mechanical properties.Type: ApplicationFiled: January 25, 2021Publication date: March 16, 2023Applicant: CLARIANT INTERNATIONAL LTDInventors: Jeremia SCHWABE, Erik HAUCK, Felix KIRSCHVINK, Sebastijan BACH, Gabriele STIEHL, Robert TURNER, Torsten LINDNER, Christian NEU
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Patent number: 11572463Abstract: The invention relates to thermoplastic molding compounds having melt viscosities of less than 30,000 mPas for use as a hot-melt adhesive, comprising the components A and B, wherein component A comprises one or more C3/C2 copolymers each produced with metallocene catalysts and each having a melt viscosity at 170° C. of less than 20,000 mPas, measured according to DIN 53019, and a molecular weight MW of 1000 g/mol to 50,000 g/mol, and component B comprises one or more C2/C3 copolymers each produced with metallocene catalysts and each having a melt flow index MI of 1 to 100 g/m in, measured at 190° C./2.16 kg, according to ASTM D 1238, and a molecular weight MW of 50,000 g/mol to 300,000 g/mol. Said thermoplastic molding compounds, because of the viscosity and mechanical properties thereof, are suitable for fiber mesh applications.Type: GrantFiled: July 24, 2019Date of Patent: February 7, 2023Assignee: Clariant International LtdInventors: Jeremia Schwabe, Erik Hauck, Simon Bodendorfer, Sebastijan Bach, Matthias Roessle, Torsten Lindner, Robert Turner, Christian Neu, Matthias Morand, Gabriele Stiehl
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Patent number: 11234868Abstract: An absorbent article, preferably a disposable absorbent article such as a diaper, is disclosed that provides an improved immobilization of absorbent polymer material when the article is fully or partially urine loaded. This absorbent core is useful for providing an absorbent article of increased wearing comfort. Specifically disclosed is an absorbent core useful for an absorbent article comprising a substrate layer and absorbent material, the absorbent material comprising an absorbent polymer material, the absorbent material optionally comprising absorbent fibrous material, the absorbent fibrous material not representing more than 20% of the weight of absorbent polymer material, wherein the absorbent material is immobilized when wet such that the absorbent core achieves a wet immobilization of more than 50%, preferably of more than 60%, 70%, 80% or 90% according to the Wet Immobilization Test described herein.Type: GrantFiled: December 17, 2018Date of Patent: February 1, 2022Assignee: The Procter & Gamble CompanyInventors: Uwe Jurgen Becker, Ludwig Busam, Bruno Johannes Ehrnsperger, Torsten Lindner, Siegfried Link, Volker Maier, Sanaul Kabir Siddiquee, Gabriele Stiehl, Thomas Tombuelt
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Patent number: 11135096Abstract: An absorbent article, preferably a disposable absorbent article such as a diaper, is disclosed that provides an improved immobilization of absorbent polymer material when the article is fully or partially urine loaded. This absorbent core is useful for providing an absorbent article of increased wearing comfort. Specifically disclosed is an absorbent core useful for an absorbent article comprising a substrate layer and absorbent material, the absorbent material comprising an absorbent polymer material, the absorbent material optionally comprising absorbent fibrous material, the absorbent fibrous material not representing more than 20% of the weight of absorbent polymer material, wherein the absorbent material is immobilized by a thermoplastic fibrous material.Type: GrantFiled: March 3, 2020Date of Patent: October 5, 2021Assignee: The Procter & Gamble CompanyInventors: Uwe Jurgen Becker, Ludwig Busam, Bruno Johannes Ehrnsperger, Torsten Lindner, Siegfried Link, Volker Maier, Sanaul Kabir Siddiquee, Gabriele Stiehl, Thomas Tombuelt
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Publication number: 20210277216Abstract: The invention relates to thermoplastic molding compounds having melt viscosities of less than 30,000 mPas for use as a hot-melt adhesive, comprising the components A and B, wherein component A comprises one or more C3/C2 copolymers each produced with metallocene catalysts and each having a melt viscosity at 170° C. of less than 20,000 mPas, measured according to DIN 53019, and a molecular weight MW of 1000 g/mol to 50,000 g/mol, and component B comprises one or more C2/C3 copolymers each produced with metallocene catalysts and each having a melt flow index MI of 1 to 100 g/min, measured at 190° C./2.16 kg, according to ASTM D 1238, and a molecular weight MW of 50,000 g/mol to 300,000 g/mol. Said thermoplastic molding compounds, because of the viscosity and mechanical properties thereof, are suitable for fiber mesh applications.Type: ApplicationFiled: July 24, 2019Publication date: September 9, 2021Applicant: Clariant International LtdInventors: Jeremia SCHWABE, Erik HAUCK, Simon BODENDORFER, Sebastijan BACH, Matthias ROESSLE, Torsten LINDNER, Robert TURNER, Christian NEU, Matthias MORAND, Gabriele STIEHL
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Patent number: 11110196Abstract: An absorbent article comprising a malodor reduction composition. The malodor reduction composition comprises a perfume mixture comprising about 5% to about 100%, by weight of said perfume mixture, of at least two perfume materials selected from the group consisting of terpinyl acetate, methyl iso-eugenol, phenyl acetaldehyde dimethyl acetal, and patchone.Type: GrantFiled: July 31, 2014Date of Patent: September 7, 2021Assignee: The Procter & Gamble CompanyInventors: Johannson Jimmy Tee, Jr., Zaiyou Liu, Melissa Jane Wene, Ann Marie Frey, Nancy L Schuchter, Gabriele Stiehl, William Winfield Cheeseman, Judith Ann Hollingshead
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Publication number: 20210230464Abstract: An absorbent article comprising a hotmelt adhesive comprising a styrene-block-copolymer (SBC), an amorphous polyolefin and optionally a tackifier. The SBC is preferably selected from the group of SEBS, SEPS and SEP polymers, and the amorphous polyolefin is preferably a propylene-based copolymer (PbP) having a weight-average molecular weight Mw of less than 10 000 g/mol. The hotmelt adhesive bonds two components of the article, for example SAP particles on the core wrap.Type: ApplicationFiled: January 19, 2021Publication date: July 29, 2021Inventors: Robert Haines TURNER, Torsten LINDNER, Christian NEU, Gabriele STIEHL, Jeremia SCHWABE, Erik HAUCK, Felix KIRSCHVINK, Sebastijan BACH
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Publication number: 20210015687Abstract: Absorbent articles and absorbent core structures with improved core strength and stability with long core end seal and channel hang times.Type: ApplicationFiled: July 19, 2019Publication date: January 21, 2021Inventors: Gabriele Stiehl, Matthias Morand
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Publication number: 20200360199Abstract: Absorbent articles and absorbent core structures with improved core strength and stability with long core end seal and channel hang times.Type: ApplicationFiled: May 13, 2019Publication date: November 19, 2020Inventors: Gabriele Stiehl, Matthias Morand
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Publication number: 20200197229Abstract: An absorbent article, preferably a disposable absorbent article such as a diaper, is disclosed that provides an improved immobilization of absorbent polymer material when the article is fully or partially urine loaded. This absorbent core is useful for providing an absorbent article of increased wearing comfort. Specifically disclosed is an absorbent core useful for an absorbent article comprising a substrate layer and absorbent material, the absorbent material comprising an absorbent polymer material, the absorbent material optionally comprising absorbent fibrous material, the absorbent fibrous material not representing more than 20% of the weight of absorbent polymer material, wherein the absorbent material is immobilized by a thermoplastic fibrous material.Type: ApplicationFiled: March 3, 2020Publication date: June 25, 2020Inventors: Uwe Jurgen BECKER, Ludwig BUSAM, Bruno Johannes EHRNSPERGER, Torsten LINDNER, Siegfried LINK, Volker MAIER, Sanaul Kabir SIDDIQUEE, Gabriele STIEHL, Thomas TOMBUELT
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Patent number: 10660800Abstract: An absorbent article, preferably a disposable absorbent article such as a diaper, is disclosed that provides an improved immobilization of absorbent polymer material when the article is fully or partially urine loaded. This absorbent core is useful for providing an absorbent article of increased wearing comfort. Specifically disclosed is an absorbent core useful for an absorbent article comprising a substrate layer and absorbent material, the absorbent material comprising an absorbent polymer material, the absorbent material optionally comprising absorbent fibrous material, the absorbent fibrous material not representing more than 20% of the weight of absorbent polymer material, wherein the absorbent material is immobilized when wet such that the absorbent core achieves a wet immobilization of more than 50%, preferably of more than 60%, 70%, 80% or 90% according to the Wet Immobilization Test described herein.Type: GrantFiled: December 11, 2014Date of Patent: May 26, 2020Assignee: The Procter & Gamble CompanyInventors: Uwe Jurgen Becker, Ludwig Busam, Bruno Johannes Ehrnsperger, Torsten Lindner, Siegfried Link, Volker Maier, Sanaul Kabir Siddiquee, Gabriele Stiehl, Thomas Tombuelt
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Publication number: 20200030162Abstract: Described herein is an absorbent article having an absorbent core. The absorbent core includes a superabsorbent polymer material and a superabsorbent polymer immobilizing material. The superabsorbent polymer immobilizing material includes from about 20% to about 70% of a first polymer and from about 30% to about 80% of a second polymer. The superabsorbent polymer immobilizing material has a Shear Viscosity at 10 (1/s) at 230° C. of from about 300 mPa·s to about 10,000 mPa·s.Type: ApplicationFiled: July 24, 2019Publication date: January 30, 2020Inventors: Torsten LINDNER, Robert Haines TURNER, Christian NEU, Matthias MORAND, Gabriele STIEHL, Erik HAUCK, Jeremia SCHWABE, Simon BODENDORFER, Matthias ROESSLE, Sebastijan BACH
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Patent number: 10507144Abstract: An absorbent structure for an absorbent article, comprising a first substrate and an absorbent layer supported thereon, said absorbent layer comprising an absorbent material comprising a superabsorbent polymer material; wherein said absorbent structure comprises a fiberized net structure to at least partially immobilize said absorbent layer onto said first substrate, and whereby said fiberized net structure has a storage modulus (G?) at 21° C. of greater than about 1.2×106 Pa.Type: GrantFiled: March 15, 2016Date of Patent: December 17, 2019Assignee: The Procter & Gamble CompanyInventors: Gabriele Stiehl, Matthias Morand
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Patent number: 10322040Abstract: Absorbent articles and absorbent core structures with improved core strength and stability with long core end seal and channel hang times.Type: GrantFiled: March 15, 2016Date of Patent: June 18, 2019Assignee: The Procter & Gamble CompanyInventors: Gabriele Stiehl, Matthias Morand
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Publication number: 20190110936Abstract: An absorbent article, preferably a disposable absorbent article such as a diaper, is disclosed that provides an improved immobilization of absorbent polymer material when the article is fully or partially urine loaded. This absorbent core is useful for providing an absorbent article of increased wearing comfort. Specifically disclosed is an absorbent core useful for an absorbent article comprising a substrate layer and absorbent material, the absorbent material comprising an absorbent polymer material, the absorbent material optionally comprising absorbent fibrous material, the absorbent fibrous material not representing more than 20% of the weight of absorbent polymer material, wherein the absorbent material is immobilized when wet such that the absorbent core achieves a wet immobilization of more than 50%, preferably of more than 60%, 70%, 80% or 90% according to the Wet Immobilization Test described herein.Type: ApplicationFiled: December 17, 2018Publication date: April 18, 2019Inventors: Uwe Jurgen Becker, Ludwig Busam, Bruno Johannes Ehrnsperger, Torsten Lindner, Siegfried Link, Volker Maier, Sanaul Kabir Siddiquee, Gabriele Stiehl, Thomas Tombuelt
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Patent number: 9763835Abstract: An absorbent article, preferably a disposable absorbent article such as a diaper, is disclosed that provides an improved immobilization of absorbent polymer material when the article is fully or partially urine loaded. This absorbent core is useful for providing an absorbent article of increased wearing comfort. Specifically disclosed is an absorbent core useful for an absorbent article comprising a substrate layer and absorbent material, the absorbent material comprising an absorbent polymer material, the absorbent material optionally comprising absorbent fibrous material, the absorbent fibrous material not representing more than 20% of the weight of absorbent polymer material, wherein the absorbent material is immobilized when wet such that the absorbent core achieves a wet immobilization of more than 50%, preferably of more than 60%, 70%, 80% or 90% according to the Wet Immobilization Test described herein.Type: GrantFiled: August 4, 2011Date of Patent: September 19, 2017Assignee: The Procter & Gamble CompanyInventors: Uwe Jurgen Becker, Ludwig Busam, Bruno Johannes Ehrnsperger, Torsten Lindner, Siegfried Link, Volker Maier, Sanaul Kabir Siddiquee, Gabriele Stiehl, Thomas Tombuelt
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Patent number: 9757491Abstract: An absorbent structure comprising absorbent polymer particles supported by a substrate layer and immobilized on this substrate layer by a thermoplastic adhesive material and further comprising a component sorbing oily substances that may migrate from the thermoplastic adhesive material is disclosed. The absorbent structure can be suitably incorporated in a disposable absorbent article.Type: GrantFiled: June 29, 2012Date of Patent: September 12, 2017Assignee: The Procter & Gamble CompanyInventors: Robin Lynn McKiernan, Axel Meyer, Gabriele Stiehl, Carolyn Ann Spitzmueller