Patents by Inventor Torsten Panitzsch
Torsten Panitzsch 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: 20220403089Abstract: What is described is a composition for production of rigid polyurethane foam, comprising at least one isocyanate component, a polyol component, optionally a foam stabilizer, optionally blowing agent, wherein the composition contains at least one catalyst that catalyses the formation of a urethane or isocyanurate bond, wherein the catalyst comprises salts of amino acid derivatives.Type: ApplicationFiled: September 8, 2020Publication date: December 22, 2022Applicant: Evonik Operations GmbHInventors: Martin Glos, Jobst Grimminger, Torsten Panitzsch, Olga Fiedel
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Publication number: 20220325026Abstract: The present invention provides compositions having a phase transfer trimer catalyst and methods to produce polyisocyanurate/polyurethane foam using such compositions.Type: ApplicationFiled: September 3, 2020Publication date: October 13, 2022Applicant: EVONIK OPERATIONS GMBHInventors: Juan Jesus BURDENIUC, Torsten Panitzsch, Rennee Jo Keller, David VanderSande
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Publication number: 20220033603Abstract: Disclosed are a process of producing a polyurethane foam product, a polyurethane foam product pre-mix, polyurethane foam product formulation, and a polyurethane foam product. The process of producing the polyurethane foam product includes contacting a halogen containing composition with a polyurethane foam product pre-mix. The polyurethane foam product pre-mix includes the halogen containing composition. The polyurethane foam product formulation includes a polyol component, an isocyanate component, and a halogen containing compound component. The polyurethane foam product is formed by the pre-mix having the halogen containing composition.Type: ApplicationFiled: July 26, 2021Publication date: February 3, 2022Applicant: Evonik Operations GmbHInventors: Juan Jesus Burdeniuc, Jared Denis Bender, Torsten Panitzsch, Felix Mühlhaus, Jacob Paule, Eva Emmrich-Smolczyk
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Patent number: 11208519Abstract: Tertiary amine catalysts having isocyanate reactive groups that are capable of forming thermally stable covalent bonds able to withstand temperatures up to 120° C. are disclosed. These catalyst can be used to produce polyurethane foam having the following desirable characteristics: a) very low chemical emissions over a wide range of environmental conditions and isocyanate indexes (e.g., indexes as low as 65 but higher than 60) while meeting all physical property requirements; b) sufficient hydrolytic stability to maintain the catalyst covalently bound to foam without leaching of tertiary amine catalyst when foam is exposed to water or aqueous solutions even at temperatures higher than ambient (temperature range 25° C. to 90° C.Type: GrantFiled: October 15, 2018Date of Patent: December 28, 2021Assignee: Evonik Operations GmbHInventors: Juan Jesus Burdeniuc, Torsten Panitzsch, Kai Xi, Renee Jo Keller
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Patent number: 11104757Abstract: Tertiary amine catalysts having isocyanate reactive groups capable of forming thermally stable covalent bonds able to withstand temperatures from 120° C. and higher and up to 250° C. are disclosed. These catalyst can be used to produce polyurethane foam having the following desirable characteristics: a) very low chemical emissions over a wide range of environmental conditions and isocyanate indexes (e.g., indexes as low as 65 but higher than 60); b) sufficient hydrolytic stability to maintain the catalyst covalently bound to foam without leaching of tertiary amine catalyst when foam is exposed to water or aqueous solutions even at temperatures higher than ambient (temperature range 25° C. to 90° C.Type: GrantFiled: September 11, 2019Date of Patent: August 31, 2021Assignee: Evonik Operations GmbHInventors: Juan Jesus Burdeniuc, Torsten Panitzsch, Renee Jo Keller
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Patent number: 10988566Abstract: Additives for making polyurethanes are disclosed. The additives are based on combining specific carboxylic acids or carboxylic di-acids together with a gelling catalysts obtained when mixing an isocyanate-reactive tertiary amine catalysts with dimethyl tin di carboxylate salts and/or dimethyltin mercaptide salts.Type: GrantFiled: September 19, 2018Date of Patent: April 27, 2021Assignee: Evonik Operations GmbHInventors: Juan Jesus Burdeniuc, Stephan Wendel, Christian Brandl, Torsten Panitzsch, Renee Jo Keller
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Patent number: 10815351Abstract: Disclosed are a process of producing a polyurethane foam product, a polyurethane foam product pre-mix, polyurethane foam product formulation, and a polyurethane foam product. The process of producing the polyurethane foam product includes contacting a halohydrin component with a polyurethane foam product pre-mix. The polyurethane foam product pre-mix includes the halohydrin component. The polyurethane foam product formulation includes a polyol component, an isocyanate component, and a halohydrin component. The polyurethane foam product is formed by the pre-mix having the halohydrin component.Type: GrantFiled: December 3, 2018Date of Patent: October 27, 2020Assignee: Evonik Operations GmbHInventors: Juan Jesus Burdeniuc, Boxun Leng, Torsten Panitzsch, Stephan Wendel, Renee Jo Keller
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Patent number: 10696777Abstract: A polyurethane composition comprising a mixture comprising at least two aldehyde scavengers, a polyurethane product, and a process for making polyurethane foam are disclosed. The mixture of scavenger compounds can reduce, if not eliminate, the emissions of aldehydes from polyurethane foams. The scavenger compounds comprise at least one member selected from the group consisting of: phenol or substituted phenol, a 1,3-dicarbonyl compound, a polyamine bearing a 1,3-propanediamino function, melamine, a 1,2-diaminocycloalkane, an ammonium salt, and aminosiloxane.Type: GrantFiled: June 15, 2016Date of Patent: June 30, 2020Assignee: Evonik Operations GmbHInventors: Juan Jesus Burdeniuc, Gauri Sankar Lal, Jennifer Elizabeth Antoline Al-Rashid, Torsten Panitzsch
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Patent number: 10683385Abstract: A polyurethane composition comprising an aldehyde scavenger, a polyurethane product, and a process for making polyurethane foam are disclosed. The scavenger compounds can reduce, if not eliminate, the emissions of aldehydes from polyurethane foams. The scavenger compounds comprise at least one member selected from the group consisting of: phenol or substituted phenol, a 1,3-dicarbonyl compound, a polyamine bearing a 1,3-propanediamino function, melamine, a 1,2-diaminocycloalkane, an ammonium salt; a compound containing the bisulfite anion, titanium dioxide and aminosiloxane.Type: GrantFiled: June 16, 2015Date of Patent: June 16, 2020Assignee: Evonik Operations GmbHInventors: Sheng Su, Juan Jesus Burdeniuc, Gauri Sankar Lal, Jennifer Elizabeth Antoline Al-Rashid, Torsten Panitzsch
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Publication number: 20200002457Abstract: Tertiary amine catalysts having isocyanate reactive groups capable of forming thermally stable covalent bonds able to withstand temperatures from 120° C. and higher and up to 250° C. are disclosed. These catalyst can be used to produce polyurethane foam having the following desirable characteristics: a) very low chemical emissions over a wide range of environmental conditions and isocyanate indexes (e.g., indexes as low as 65 but higher than 60); b) sufficient hydrolytic stability to maintain the catalyst covalently bound to foam without leaching of tertiary amine catalyst when foam is exposed to water or aqueous solutions even at temperatures higher than ambient (temperature range 25° C. to 90° C.Type: ApplicationFiled: September 11, 2019Publication date: January 2, 2020Inventors: Juan Jesus Burdenuic, Torsten Panitzsch, Renee Jo Keller
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Patent number: 10421832Abstract: Tertiary amine catalysts having isocyanate reactive groups capable of forming thermally stable covalent bonds able to withstand temperatures from 120° C. and higher and up to 250° C. are disclosed. These catalyst can be used to produce polyurethane foam having the following desirable characteristics: a) very low chemical emissions over a wide range of environmental conditions and isocyanate indexes (e.g., indexes as low as 65 but higher than 60); b) sufficient hydrolytic stability to maintain the catalyst covalently bound to foam without leaching of tertiary amine catalyst when foam is exposed to water or aqueous solutions even at temperatures higher than ambient (temperature range 25° C. to 90° C.Type: GrantFiled: September 11, 2015Date of Patent: September 24, 2019Assignee: Evonik Degussa GmbHInventors: Juan Jesus Burdeniuc, Torsten Panitzsch, Renee Jo Keller
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Publication number: 20190100638Abstract: Disclosed are a process of producing a polyurethane foam product, a polyurethane foam product pre-mix, polyurethane foam product formulation, and a polyurethane foam product. The process of producing the polyurethane foam product includes contacting a halohydrin component with a polyurethane foam product pre-mix. The polyurethane foam product pre-mix includes the halohydrin component. The polyurethane foam product formulation includes a polyol component, an isocyanate component, and a halohydrin component. The polyurethane foam product is formed by the pre-mix having the halohydrin component.Type: ApplicationFiled: December 3, 2018Publication date: April 4, 2019Inventors: Juan Jesus Burdeniuc, Boxun Leng, Torsten Panitzsch, Stephan Wendel, Renee Jo Keller
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Publication number: 20190048121Abstract: Tertiary amine catalysts having isocyanate reactive groups that are capable of forming thermally stable covalent bonds able to withstand temperatures up to 120° C. are disclosed. These catalyst can be used to produce polyurethane foam having the following desirable characteristics: a) very low chemical emissions over a wide range of environmental conditions and isocyanate indexes (e.g., indexes as low as 65 but higher than 60) while meeting all physical property requirements; b) sufficient hydrolytic stability to maintain the catalyst covalently bound to foam without leaching of tertiary amine catalyst when foam is exposed to water or aqueous solutions even at temperatures higher than ambient (temperature range 25° C. to 90° C.Type: ApplicationFiled: October 15, 2018Publication date: February 14, 2019Inventors: Juan Jesus Burdeniuc, Torsten Panitzsch, Kai Xi, Renee Jo Keller
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Publication number: 20190016844Abstract: Additives for making polyurethanes are disclosed. The additives are based on combining specific carboxylic acids or carboxylic di-acids together with a gelling catalysts obtained when mixing an isocyanate-reactive tertiary amine catalysts with dimethyl tin di carboxylate salts and/or dimethyltin mercaptide salts.Type: ApplicationFiled: September 19, 2018Publication date: January 17, 2019Inventors: Juan Jesus Burdeniuc, Stephan Wendel, Christian Brandl, Torsten Panitzsch, Renee Jo Keller
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Patent number: 10144811Abstract: Disclosed are a process of producing a polyurethane foam product, a polyurethane foam product pre-mix, polyurethane foam product formulation, and a polyurethane foam product. The process of producing the polyurethane foam product includes contacting a halohydrin component with a polyurethane foam product pre-mix. The polyurethane foam product pre-mix includes the halohydrin component. The polyurethane foam product formulation includes a polyol component, an isocyanate component, and a halohydrin component. The polyurethane foam product is formed by the pre-mix having the halohydrin component.Type: GrantFiled: March 30, 2012Date of Patent: December 4, 2018Assignee: Evonik Degussa GmbHInventors: Juan Jesus Burdeniuc, Boxun Leng, Torsten Panitzsch, Stephan Hermann Wendel, Renee Jo Keller
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Patent number: 10100141Abstract: Tertiary amine catalysts having isocyanate reactive groups that are capable of forming thermally stable covalent bonds able to withstand temperatures up to 120° C. are disclosed. These catalyst can be used to produce polyurethane foam having the following desirable characteristics: a) very low chemical emissions over a wide range of environmental conditions and isocyanate indexes (e.g. indexes as low as 65 but higher than 60) while meeting all physical property requirements; b) sufficient hydrolytic stability to maintain the catalyst covalently bound to foam without leaching of tertiary amine catalyst when foam is exposed to water or aqueous solutions even at temperatures higher than ambient (temperature range 25° C. to 90° C.Type: GrantFiled: June 1, 2016Date of Patent: October 16, 2018Assignee: Evonik Degussa GmbHInventors: Juan Jesus Burdeniuc, Torsten Panitzsch, Kai Xi, Renee Jo Keller
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Patent number: 10081700Abstract: Additives for making polyurethanes are disclosed. The additives are based on combining specific carboxylic acids or carboxylic di-acids together with a gelling catalysts obtained when mixing an isocyanate-reactive tertiary amine catalysts with dimethyl tin di carboxylate salts and/or dimethyltin mercaptide salts.Type: GrantFiled: April 8, 2016Date of Patent: September 25, 2018Assignee: Evonik Degussa GmbHInventors: Juan Jesus Burdeniuc, Stephan Hermann Wendel, Christian Brandl, Torsten Panitzsch, Renee Jo Keller
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Publication number: 20180171064Abstract: A polyurethane composition comprising an aldehyde scavenger, a polyurethane product, and a process for making polyurethane foam are disclosed. The scavenger compounds can reduce, if not eliminate, the emissions of aldehydes from polyurethane foams. The scavenger compounds comprise at least one member selected from the group consisting of: phenol or substituted phenol, a 1,3-dicarbonyl compound, a polyamine bearing a 1,3-propanediamino function, melamine, a 1,2-diaminocycloalkane, an ammonium salt; a compound containing the bisulfite anion, titanium dioxide and aminosiloxane.Type: ApplicationFiled: June 16, 2015Publication date: June 21, 2018Inventors: Sheng Su, Juan Jesus Burdeniuc, Gauri Sankar Lal, Jennifer Elizabeth Antoline Al-Rashid, Torsten Panitzsch
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Patent number: 9890236Abstract: The present invention provides trimerization catalyst compositions having a sterically hindered carboxylate salt and methods to produce a polyisocyanurate/polyurethane foam using such trimerization catalyst compositions.Type: GrantFiled: August 28, 2013Date of Patent: February 13, 2018Assignee: Evonik Degussa GmbHInventors: Juan Jesus Burdeniuc, Torsten Panitzsch, John Elton Dewhurst
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Patent number: 9878318Abstract: The present invention provides trimerization catalyst compositions and methods to produce a polyisocyanurate/polyurethane foam using such trimerization catalyst compositions. The catalyst composition is the contact product of at least one ?,?-unsaturated carboxylate salt and at least one second carboxylate salt.Type: GrantFiled: September 9, 2013Date of Patent: January 30, 2018Assignee: Evonik Degussa GmbHInventors: Juan Jesus Burdeniuc, Torsten Panitzsch, John Elton Dewhurst, Gamini Ananda Vedage