Patents Assigned to Semperit Aktiengesellschaft Holding
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Patent number: 11697717Abstract: The invention relates to a method for the manufacture of a prophylactic article, especially of a glove, from a (carboxylated) diene rubber, according to which a layer of a (carboxylated) diene latex is applied on a former and the (carboxylated) diene latex is cross-linked with a cross-linking agent, which is immobilized on inorganic and/or organic particles with formation of modified particles, and the modified particles are added to the (carboxylated) diene latex.Type: GrantFiled: March 2, 2017Date of Patent: July 11, 2023Assignee: SEMPERIT AKTIENGESELLSCHAFT HOLDINGInventors: Armin Holzner, Wolfgang Kern, Jakob Cornelius Manhart, Melahat Sahin, Raimund Schaller, Sandra Schloegl
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Patent number: 10808046Abstract: According to a method for the manufacture of a prophylactic article, especially of a glove, from a (carboxylated) diene rubber, at least one layer of a (carboxylated) diene latex is applied on a former and the (carboxylated) diene latex is cross-linked with a cross-linking agent, wherein a mercapto-functional siloxane polymer is used as cross-linking agent.Type: GrantFiled: March 2, 2017Date of Patent: October 20, 2020Assignee: Semperit Aktiengesellschaft HoldingInventors: Armin Holzner, Wolfgang Kern, Jakob Cornelius Manhart, Melahat Sahin, Raimund Schaller, Sandra Schloegl
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Publication number: 20190112436Abstract: The invention relates to a method for the manufacture of a prophylactic article, especially of a glove, from a (carboxylated) diene rubber, according to which a layer of a (carboxylated) diene latex is applied on a former and the (carboxylated) diene latex is cross-linked with a cross-linking agent, which is immobilized on inorganic and/or organic particles with formation of modified particles, and the modified particles are added to the (carboxylated) diene latex.Type: ApplicationFiled: March 2, 2017Publication date: April 18, 2019Applicant: Semperit Aktiengesellschaft HoldingInventors: Armin HOLZNER, Wolfgang KERN, Jakob Cornelius MANHART, Melahat SAHIN, Raimund SCHALLER, Sandra SCHLOEGL
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Publication number: 20190092879Abstract: According to a method for the manufacture of a prophylactic article, especially of a glove, from a (carboxylated) diene rubber, at least one layer of a (carboxylated) diene latex is applied on a former and the (carboxylated) diene latex is cross-linked with a cross-linking agent, wherein a mercapto-functional siloxane polymer is used as cross-linking agent.Type: ApplicationFiled: March 2, 2017Publication date: March 28, 2019Applicant: Semperit Aktiengesellschaft HoldingInventors: Armin HOLZNER, Wolfgang KERN, Jakob Cornelius MANHART, Melahat SAHIN, Raimund SCHALLER, Sandra SCHLOEGL
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Patent number: 9894946Abstract: The invention relates to a method for modifying the surface of an elastomer product with unsaturated carbon-carbon bonds, in particular a glove, whereby the unsaturated carbon-carbon bonds in the region of the surface are at least partially saturated by a photochemical reaction with at least one thiol or by applying or dipping to apply a layer of latex to at least certain regions of the surface of the elastomer product, the unsaturated carbon-carbon bonds of which in the region of its surface are at least partially saturated by a photochemical reaction with at least one thiol.Type: GrantFiled: October 7, 2013Date of Patent: February 20, 2018Assignee: SEMPERIT AKTIENGESELLSCHAFT HOLDINGInventors: Armin Holzner, Wolfgang Kern, Dietmar Lenko, Jakob Cornelius Manhart, Raimund Schaller, Sandra Schloegl
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Patent number: 9290632Abstract: The invention relates to a method of bonding particles to the surface of an elastomer, in particular a glove, the surface of the elastomer being at least partially epoxidized, and the particles are covalently bonded to the epoxide groups after epoxidation of the elastomer surface.Type: GrantFiled: October 7, 2013Date of Patent: March 22, 2016Assignee: SEMPERIT AKTIENGESELLSCHAFT HOLDINGInventors: Armin Holzner, Wolfgang Kern, Dietmar Lenko, Jakob Cornelius Manhart, Raimund Schaller, Sandra Schloegl
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Patent number: 9279038Abstract: Method for producing a cross-linked elastomer in which a mixture is produced comprising at least one latex and at least one starter component for initiating the cross-linking reaction or a latex that bears at least one starter component or starter group, in particular in liquid phase. A photoinitiator is used as a starter component, which photoinitiator, through irradiation with electromagnetic radiation in the ultraviolet (UV light) and/or visible spectral range forms a reactive species. The latex mixture is irradiated with UV light and/or visible light.Type: GrantFiled: September 8, 2006Date of Patent: March 8, 2016Assignee: SEMPERIT AKTIENGESELLSCHAFT HOLDINGInventors: Raimund Schaller, Armin Holzner, Richard Ehrenfeldner, Michael Hoechtl, Wolfgang Kern, Franz Stelzer, Armin Temel
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Publication number: 20140096308Abstract: The invention relates to a method of bonding particles to the surface of an elastomer, in particular a glove, the surface of the elastomer being at least partially epoxidized, and the particles are covalently bonded to the epoxide groups after epoxidation of the elastomer surface.Type: ApplicationFiled: October 7, 2013Publication date: April 10, 2014Applicant: SEMPERIT AKTIENGESELLSCHAFT HOLDINGInventors: Armin HOLZNER, Wolfgang KERN, Dietmar LENKO, Jakob Cornelius MANHART, Raimund SCHALLER, Sandra SCHLOEGL
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Publication number: 20140096307Abstract: The invention relates to a method for modifying the surface of an elastomer product with unsaturated carbon-carbon bonds, in particular a glove, whereby the unsaturated carbon-carbon bonds in the region of the surface are at least partially saturated by a photochemical reaction with at least one thiol or by applying or dipping to apply a layer of latex to at least certain regions of the surface of the elastomer product, the unsaturated carbon-carbon bonds of which in the region of its surface are at least partially saturated by a photochemical reaction with at least one thiol.Type: ApplicationFiled: October 7, 2013Publication date: April 10, 2014Applicant: SEMPERIT AKTIENGESELLSCHAFT HOLDINGInventors: Armin HOLZNER, Wolfgang KERN, Dietmar LENKO, Jakob Cornelius MANHART, Raimund SCHALLER, Sandra SCHLOEGL
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Patent number: 8673993Abstract: The invention relates to method for producing a crosslinked elastomer by radiating a polymer dispersion of at least one crosslinkable polymer with electromagnetic radiation in the ultraviolet (UV light) and/or visible spectral range, wherein the crosslinking is performed in at least two stages as pre-crosslinking and post-crosslinking and at least one photoinitiator is added to the polymer dispersion to trigger the crosslinking reaction prior to the pre-crosslinking. At least one photoinitiator is added once again to the pre-crosslinked polymer dispersion prior to and/or during the post-crosslinking, and the post-crosslinking is also performed with electromagnetic radiation in the ultraviolet (UV light) and/or visible spectral range.Type: GrantFiled: March 17, 2010Date of Patent: March 18, 2014Assignee: Semperit Aktiengesellschaft HoldingInventors: Armin Holzner, Wolfgang Kern, Raimund Schaller, Sandra Schloegl
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Patent number: 8202526Abstract: The invention relates to a prophylactic article with a carrier element, which comprises at least in part a natural or synthetic elastomer, and with a combination of active substances that is contained in microcapsules, wherein the microcapsules are arranged at least in part in and/or on the carrier element. The combination of active substances contains at least one skin care agent, at least one preservative, at least one odor-inhibiting agent and at least one antioxidant.Type: GrantFiled: February 19, 2009Date of Patent: June 19, 2012Assignee: Semperit Aktiengesellschaft HoldingInventor: Raimund Schaller
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Publication number: 20120084901Abstract: The invention relates to method for producing a crosslinked elastomer by radiating a polymer dispersion of at least one crosslinkable polymer with electromagnetic radiation in the ultraviolet (UV light) and/or visible spectral range, wherein the crosslinking is performed in at least two stages as pre-crosslinking and post-crosslinking and at least one photoinitiator is added to the polymer dispersion to trigger the crosslinking reaction prior to the pre-crosslinking. At least one photoinitiator is added once again to the pre-crosslinked polymer dispersion prior to and/or during the post-crosslinking, and the post-crosslinking is also performed with electromagnetic radiation in the ultraviolet (UV light) and/or visible spectral range.Type: ApplicationFiled: March 17, 2010Publication date: April 12, 2012Applicant: Semperit Aktiengesellschaft HoldingInventors: Armin Holzner, Wolfgang Kern, Ralmund Schaller, Sandra Schloegl
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Publication number: 20110289655Abstract: The invention relates to a glove made from a covalently cross-linked elastomer film, which elastomer film contains at least one layered silicate.Type: ApplicationFiled: May 25, 2011Publication date: December 1, 2011Applicant: SEMPERIT AKTIENGESELLSCHAFT HOLDINGInventor: Raimund SCHALLER
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Patent number: 8006823Abstract: The invention encompasses a handrail for escalators or moving walkways that includes a grip piece of a thermoplastic elastomer including soft segments and hard segments and optionally a sliding layer arranged on the underside of the grip piece relative to the mounting orientation of the handrail. A ratio of the proportions of the soft segments to the hard segments is selected from a range with a lower limit of 1:1 and an upper limit of 9:1, or, in a variation, from a range with a lower limit of 1.5:1 and an upper limit of 6:1, or, in another variation, from a range with a lower limit of 2.5:1 and an upper limit of 4:1.Type: GrantFiled: November 9, 2006Date of Patent: August 30, 2011Assignee: Semperit Aktiengesellschaft HoldingInventors: Armin Holzner, Herwig Miessbacher, Reinhard Zoernpfenning
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Patent number: 7594570Abstract: A handrail for one of an escalator and a people-mover the includes a cross-section formed by a first upper cross-sectional part and a second lower cross-sectional part, the first cross-sectional part that includes an upper belt structured and arranged to form a handle for individuals to be transported by one of the escalator and the people-mover, the second cross-sectional part that includes a lower belt structured and arranged to form an active connection with a guiding system and a driving system, and a connecting bridge that connects the upper belt to the lower belt, wherein the cross-section has a double “T” shape and the lower belt that includes side areas that extend beyond the connecting bridge as viewed in the cross section, and the side areas are wedge-shaped. The instant abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.Type: GrantFiled: August 5, 2004Date of Patent: September 29, 2009Assignee: Semperit Aktiengesellschaft HoldingInventor: Herwig Miessbacher
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Publication number: 20090218192Abstract: The invention encompasses a handrail for escalators or moving walkways that includes a grip piece of a thermoplastic elastomer including soft segments and hard segments and optionally a sliding layer arranged on the underside of the grip piece relative to the mounting orientation of the handrail. A ratio of the proportions of the soft segments to the hard segments is selected from a range with a lower limit of 1:1 and an upper limit of 9:1, or, in a variation, from a range with a lower limit of 1.5:1 and an upper limit of 6:1, or, in another variation, from a range with a lower limit of 2.5:1 and an upper limit of 4:1.Type: ApplicationFiled: November 9, 2006Publication date: September 3, 2009Applicant: SEMPERIT AKTIENGESELLSCHAFT HOLDINGInventors: Armin Holzner, Herwig Miessbacher, Reinhard Zoernpfenning
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Publication number: 20080040834Abstract: The invention describes a multi-layered prophylactic article, in particular a medical glove, of at least one elastomeric base layer (1) and at least in some areas an anti-friction layer (2) with respectively one internal (3, 5) and one external surface (4, 6), whereby the external surface (4) of the anti-friction layer (2) is facing the internal surface (5) of the base layer (1) and microcapsules are contained in the anti-friction layer (2). At least 90% of the microcapsules (7) as singular capsules (8) have a diameter of less than 10 ?m.Type: ApplicationFiled: January 10, 2007Publication date: February 21, 2008Applicant: SEMPERIT AKTIENGESELLSCHAFT HOLDINGInventors: Raimund Schaller, Gerhard Jirovsky
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Publication number: 20070105971Abstract: The invention relates to a method for producing a cross-linked elastomer in which a mixture is produced comprising at least one latex and at least one starter component for initiating the cross-linking reaction or a latex that bears at least one starter component or starter group, in particular in liquid phase. A photoinitiator is used as a starter component, which photoinitiator, through irradiation with electromagnetic radiation in the ultraviolet (UV light) and/or visible spectral range forms a reactive species. The latex mixture is irradiated with UV light and/or visible light.Type: ApplicationFiled: September 8, 2006Publication date: May 10, 2007Applicant: SEMPERIT AKTIENGESELLSCHAFT HOLDINGInventors: Raimund SCHALLER, Armin HOLZNER, Richard EHRENFELDNER, Michael HOECHTL, Wolfgang KERN, Franz STELZER, Armin TEMEL
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Patent number: 7083037Abstract: The invention relates to an endless, belt-shaped tension element (1) for a conveyor system with at least one joining point (2) comprising an elastomer, in particular a cross-linked and/or thermoplastic elastomer, at least one reinforcing layer and optionally at least one tension support (3), two ends of the at least one reinforcing layer being disposed at the at least one joining point (2). An insert piece (6) is disposed between the two ends at the joining point (2), subtending an angle ? with the tension element longitudinal extension, and the ends of the at least one reinforcing layer overlap with the insert piece (6).Type: GrantFiled: May 26, 2004Date of Patent: August 1, 2006Assignee: Semperit Aktiengesellschaft HoldingInventors: Albrecht Dürrer, Johann Imnitzer
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Publication number: 20050067253Abstract: A handrail for one of an escalator and a people-mover the includes a cross-section formed by a first upper cross-sectional part and a second lower cross-sectional part, the first cross-sectional part that includes an upper belt structured and arranged to form a handle for individuals to be transported by one of the escalator and the people-mover, the second cross-sectional part that includes a lower belt structured and arranged to form an active connection with a guiding system and a driving system, and a connecting bridge that connects the upper belt to the lower belt, wherein the cross-section has a double “T” shape and the lower belt that includes side areas that extend beyond the connecting bridge as viewed in the cross section, and the side areas are wedge-shaped. The instant abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.Type: ApplicationFiled: August 5, 2004Publication date: March 31, 2005Applicant: Semperit Aktiengesellschaft HoldingInventor: Herwig Miessbacher