Patents by Inventor Klaus Langerbeins
Klaus Langerbeins 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: 20230272147Abstract: The present invention relates to a selective process for the preparation of NCO-functionalized polyols, to their use in the preparation of silylated polyurethanes, to processes for preparing silylated polyurethanes and to silylated polyurethanes obtainable by a reaction of NCO-functionalized polyol with amino silane and to their use in CASE applications (coatings, adhesives, sealants and elastomers).Type: ApplicationFiled: August 12, 2021Publication date: August 31, 2023Applicant: PolyU GmbHInventors: Klaus LANGERBEINS, Michael SENZLOBER
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Publication number: 20230097205Abstract: The invention relates to a composition and a method for producing moisture-crosslinking silicones with catalysis by at least two different catalysts A and B, a related process and the use of the composition, in particular, in sealants, adhesives, joint compounds or coating agents.Type: ApplicationFiled: March 2, 2021Publication date: March 30, 2023Applicant: PolyU GmbHInventors: Klaus LANGERBEINS, Michael SENZLOBER
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Publication number: 20220372285Abstract: The present invention relates to a selective process for producing polyurethane prepolymers, to the polyurethane prepolymers obtainable from this process, and also to a process for producing moisture-crosslinking silylated polymers, more particularly silane-functional hybrid polymers, and also to the use thereof in CASE sectors (coatings, adhesives, sealants and elastomers).Type: ApplicationFiled: August 12, 2020Publication date: November 24, 2022Applicant: PolyU GmbHInventors: Klaus LANGERBEINS, Michael SENZLOBER, Judith RADEBNER
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Publication number: 20220259365Abstract: The invention relates to a composition comprising and to a process for preparing moisture-crosslinking polymers under catalysis by a metal-siloxane-silanol(ate) compound, and to the use of the composition in the CASE sector (coatings, adhesives, sealants and elastomers), especially in the field of adhesives and sealants.Type: ApplicationFiled: March 20, 2020Publication date: August 18, 2022Applicant: PolyU GmbHInventors: Klaus LANGERBEINS, Michael SENZLOBER
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Publication number: 20220235171Abstract: The invention relates to a composition and to a process for preparing moisture-crosslinking polymers under catalysis by at least one metal-siloxane-silanol(ate) compound, and to the use of the composition in the CASE sector (coatings, adhesives, sealants and elastomers), especially in the field of adhesives and sealants.Type: ApplicationFiled: March 20, 2020Publication date: July 28, 2022Applicant: PolyU GmbHInventors: Klaus LANGERBEINS, Michael SENZLOBER
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Publication number: 20220235169Abstract: The invention relates to the use of at least one metal-siloxane-silanol(ate) compound for selective catalysis of the gel reaction in a system for the production of polyurethanes, preferably of unfoamed polyurethanes, flexible foams or rigid foams and/or in the two-component (2K) system according to the invention, and to processes for producing foamed or unfoamed polyurethanes, especially flexible foams or rigid foams, and to use in the CASE sector (coatings, adhesives, sealants and elastomers), furniture, mattresses, car seats, seal materials or acoustic materials, for insulation of district heating pipes, tanks and pipelines, and for production of all kinds of refrigeration units. In a further aspect, the invention relates to unfoamed polyurethanes, flexible foams and/or rigid foams each produced through the inventive use of at least one metal-siloxane-silanol(ate) compound for selective catalysis of the gel reaction.Type: ApplicationFiled: March 20, 2020Publication date: July 28, 2022Applicant: PolyU GmbHInventors: Klaus LANGERBEINS, Michael SENZLOBER
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Patent number: 11332580Abstract: Compositions of curable silicone rubber compounds containing at least one metal siloxane-silanol(-ate) compound, a method for preparing curable silicone rubber compounds containing at least one metal siloxane-silanol(-ate) compound, as well as the use of curable silicone rubber compounds containing at least one metal siloxane-silanol(-ate) compound as a sealant, an adhesive material, a potting compound and/or a coating agent.Type: GrantFiled: April 20, 2018Date of Patent: May 17, 2022Assignee: NITROCHEMIE ASCHAU GMBHInventors: Klaus Langerbeins, Alexis Krupp, Thomas Knott, Jörg Lippstreu, Rüdiger Schuck, Ulrich Pichl
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Publication number: 20210324195Abstract: A composition containing a curing agent for silicone rubber masses and an organosilane, in particular a heterocyclic organosilane, as well as sealing agents, adhesives or coating agents containing this composition, the use of this composition as a sealing agent, adhesive or coating agent and the use of an organosilane according to the invention, in particular a heterocyclic organosilane as a water scavenger, alcohol scavenger and/or hydroxide ion scavenger and, after activation, as an adhesion promoter in silicone rubber masses is presented and described.Type: ApplicationFiled: August 20, 2019Publication date: October 21, 2021Applicant: Nitrochemie Aschau GmbHInventors: Klaus Langerbeins, Alexis Krupp, Ulrich Pichl
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Patent number: 10954361Abstract: What are presented and described are a curing agent for silicone rubber compounds comprising a compound having the general structural formula R1mSi(R)4-m, a process for preparation thereof and the use of this curing agent for hardening a silicone rubber compound. The invention further relates to a composition comprising the curing agent for silicone rubber compounds and to the use of such a composition as sealant, adhesive or coating composition.Type: GrantFiled: July 13, 2017Date of Patent: March 23, 2021Assignee: NITROCHEMIE ASCHAU GMBHInventors: Klaus Langerbeins, Ulrich Pichl, Alexis Krupp, Gerhard Schmidt
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Publication number: 20200115503Abstract: Compositions of curable silicone rubber compounds containing at least one metal siloxane-silanol(-ate) compound, a method for preparing curable silicone rubber compounds containing at least one metal siloxane-silanol(-ate) compound, as well as the use of curable silicone rubber compounds containing at least one metal siloxane-silanol(-ate) compound as a sealant, an adhesive material, a potting compound and/or a coating agent.Type: ApplicationFiled: April 20, 2018Publication date: April 16, 2020Applicant: NITROCHEMIE ASCHAU GMBHInventors: Klaus LANGERBEINS, Alexis KRUPP, Thomas KNOTT, Jörg LIPPSTREU, Rüdiger SCHUCK, Ulrich PICHL
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Publication number: 20190211187Abstract: What are presented and described are a curing agent for silicone rubber compounds comprising a compound having the general structural formula R1mSi(R)4-m, a process for preparation thereof and the use of this curing agent for hardening a silicone rubber compound. The invention further relates to a composition comprising the curing agent for silicone rubber compounds and to the use of such a composition as sealant, adhesive or coating composition.Type: ApplicationFiled: July 13, 2017Publication date: July 11, 2019Applicant: NITROCHEMIE ASCHAU GMBHInventors: Klaus LANGERBEINS, Ulrich PICHL, Alexis KRUPP, Gerhard SCHMIDT
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Patent number: 9243130Abstract: The invention relates to metal oxide or semimetal oxide nanoparticles having an average particle size of from 2 to 250 nm, characterized in that the nanoparticles have at least two different, free-radically polymerizable groups on the surface. The invention further relates to nanocomposites produced from such nanoparticles and also processes for producing them.Type: GrantFiled: April 20, 2009Date of Patent: January 26, 2016Assignee: Evonik Nanoresins GmbHInventors: Klaus Langerbeins, Uwe Dietrich Kühner, Werner Siol
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Patent number: 8765889Abstract: The invention relates to a method for producing hybrid-particles containing polymer and SiO2-particles, wherein a) in a first polymerization step in aqueous medium a water-insoluble phase containing one or more monomeric and colloidal SiO2-particles having an average particle diameter of 1 to 150 nm are polymerized, and b) in a second polymerization step in aqueous medium one or more monomers are polymerized in the presence of the polymer obtained in the first polymerization step.Type: GrantFiled: October 18, 2010Date of Patent: July 1, 2014Assignee: Evonik Nanoresins GmbHInventors: Werner Siol, Klaus Langerbeins, Uwe Dietrich Kühner
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Patent number: 8470945Abstract: The invention provides a polymerizable composition which comprises: a) acrylates and/or methacrylates, b) 0.05% to 70% by weight of SiO2 particles having an average particle size of 1 to 30 nm which have polymerizable groups of the methacryloyl, acryloyl, styryl, itaconyl, crotonyl, vinyl, allyl and/or alkenyl type on the surface and are present in dispersion in the acrylates and/or methacrylates, at least 50% of the SiO2 particles consisting of individual, unaggregated or unagglomerated primary particles, c) not more than 2% by weight of crosslinker molecules.Type: GrantFiled: April 20, 2009Date of Patent: June 25, 2013Assignee: Nanoresins AGInventors: Klaus Langerbeins, Uwe Dietrich Kühner, Werner Siol
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Patent number: 8466245Abstract: The invention relates to a polymerizable composition containing: a) acrylates and/or methacrylates which have a glass transition temperature Tg of 0° C. or less, b) from 0.5 to 70% by weight of SiO2 particles which have an average particle size of from 1 to 150 nm and have polymerizable groups on the surface and are present in dispersed form in the acrylates and/or methacrylates, with at least 50% of the SiO2 particles being individual unaggregated or unagglomerated primary particles, where the composition contains not more than 2% by weight of crosslinker molecules.Type: GrantFiled: April 20, 2009Date of Patent: June 18, 2013Assignee: Nanoresins AGInventors: Klaus Langerbeins, Uwe Dietrich Kühner, Werner Siol
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Publication number: 20130046050Abstract: Subject of the invention is a hybrid particle comprising at least two vinyl polymers (vinyl polymers A and B), wherein vinyl polymer A comprises colloidal SiO2 particles with an average particle size from 1 to 150 nm and vinyl polymer B is capable of crosslinking hybrid particles to one another.Type: ApplicationFiled: October 18, 2010Publication date: February 21, 2013Applicant: Evonik Nanoresins GmbH.Inventors: Werner Siol, Klaus Langerbeins, Uwe Dietrich Kühner
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Publication number: 20120322943Abstract: The invention relates to a method for producing hybrid-particles containing polymer and SiO2-particles, wherein a) in a first polymerization step in aqueous medium a water-insoluble phase containing one or more monomeric and colloidal SiO2-particles having an average particle diameter of 1 to 150 nm are polymerized, and b) in a second polymerization step in aqueous medium one or more monomers are polymerized in the presence of the polymer obtained in the first polymerization step.Type: ApplicationFiled: October 18, 2010Publication date: December 20, 2012Applicant: EVONIK NANORESINS GMBHInventors: Werner Siol, Klaus Langerbeins, Uwe Dietrich Kühner
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Publication number: 20110112251Abstract: The invention relates to a polymerizable composition containing: a) acrylates and/or methacrylates which have a glass transition temperature Tg of 0° C. or less, b) from 0.5 to 70% by weight of SiO2 particles which have an average particle size of from 1 to 150 nm and have polymerizable groups on the surface and are present in dispersed form in the acrylates and/or methacrylates, with at least 50% of the SiO2 particles being individual unaggregated or unagglomerated primary particles, where the composition contains not more than 2% by weight of crosslinker molecules.Type: ApplicationFiled: April 20, 2009Publication date: May 12, 2011Applicant: NANORESINS AGInventors: Klaus Langerbeins, Uwe Dietrich Kühner, Werner Siol
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Publication number: 20110046331Abstract: The invention provides a polymerizable composition which comprises: a) acrylates and/or methacrylates, b) 0.05% to 70% by weight of SiO2 particles having an average particle size of 1 to 30 nm which have polymerizable groups of the methacryloyl, acryloyl, styryl, itaconyl, crotonyl, vinyl, allyl and/or alkenyl type on the surface and are present in dispersion in the acrylates and/or methacrylates, at least 50% of the SiO2 particles consisting of individual, unaggregated or unagglomerated primary particles, c) not more than 2% by weight of crosslinker molecules.Type: ApplicationFiled: April 20, 2009Publication date: February 24, 2011Applicant: NANORESINS AGInventors: Klaus Langerbeins, Uwe Dietrich Kühner, Werner Siol
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Publication number: 20110040031Abstract: The invention relates to metal oxide or semimetal oxide nanoparticles having an average particle size of from 2 to 250 nm, characterized in that the nanoparticles have at least two different, free-radically polymerizable groups on the surface. The invention further relates to nanocomposites produced from such nanoparticles and also processes for producing them.Type: ApplicationFiled: April 20, 2009Publication date: February 17, 2011Applicant: NANORESINS AGInventors: Klaus Langerbeins, Uwe Dietrich Kühner, Werner Siol