Patents by Inventor Jason J. Hanthorn
Jason J. Hanthorn 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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Patent number: 12060537Abstract: Lubricant compositions comprising (a) an oil of lubricating viscosity and (b) a phosphonate ester other than a zinc salt. The phosphonate ester may be the reaction product of (i) phosphonic acid or a monomeric ester thereof with (ii) a propanediol having hydroxy groups in both the 1 and 3 positions and one or more of the carbon atoms of the propyl units are substituted with one or more alkyl groups such that the total number of carbon atoms in the propanediol ranges from 4 to 12. The molar ratio of (i) to (ii) may be 0.9:1.1 to 1.1 to 0.9.Type: GrantFiled: June 24, 2021Date of Patent: August 13, 2024Assignee: The Lubrizol CorporationInventors: Jason J. Hanthorn, Amanda Freshwater, Christopher M. Rasik
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Publication number: 20240052256Abstract: A lubricating composition including an oil of lubricating viscosity and a benzazepine compound. Methods of using such lubricating compositions are also disclosed.Type: ApplicationFiled: December 22, 2021Publication date: February 15, 2024Inventors: Scott Capitosti, Daniel J. Saccomando, Thomas S. Corrigan, Zack Palchak, Richard J. Myerson, Zach Rodgers, Jason J. Hanthorn, Christopher M. Rasik, Binbin Guo, Yanshi Zhang, William R.S. Barton
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Publication number: 20230257675Abstract: Lubricant compositions comprising (a) an oil of lubricating viscosity and (b) a phosphonate ester other than a zinc salt. The phosphonate ester may be the reaction product of (i) phosphonic acid or a monomeric ester thereof with (ii) a propanediol having hydroxy groups in both the 1 and 3 positions and one or more of the carbon atoms of the propyl units are substituted with one or more alkyl groups such that the total number of carbon atoms in the propanediol ranges from 4 to 12. The molar ratio of (i) to (ii) may be 0.9:1.1 to 1.1 to 0.9.Type: ApplicationFiled: June 24, 2021Publication date: August 17, 2023Inventors: Jason J. Hanthorn, Amanda Freshwater, Christopher M. Rosik
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Patent number: 11459520Abstract: An additive for a lubricating composition includes an ionic tetrahedral borate compound which includes a cation and a tetrahedral borate anion having a boron atom, the boron atom has at least one aliphatic bidentate di-oxo ligand. The cation may be selected to provide detergent and/or dispersant and/or antioxidant properties to a lubricating composition.Type: GrantFiled: July 21, 2017Date of Patent: October 4, 2022Assignee: The Lubrizol CorporationInventors: James D. Burrington, Ewan E. Delbridge, Binbin Guo, Jason J. Hanthorn
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Patent number: 11396589Abstract: The disclosed technology relates to a novel coupled 6-amino uracil derivative, and the use of the coupled 6-amino uracil derivative as a stabilizer in halogen containing polymer compounds. In particular, the disclosed technology relates to the use of a coupled 6-amino uracil derivative as a stabilizer in vinyl chloride compounds, such as, for example, chlorinated polyvinyl chloride (CPVC) compounds.Type: GrantFiled: October 16, 2019Date of Patent: July 26, 2022Assignee: Lubrizol Advanced Materials, Inc.Inventors: Adam Cox, Nicolas Proust, Jason J. Hanthorn, Li Nie
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Patent number: 11162048Abstract: A lubricating composition includes an oil of lubricating viscosity, an N-alkyl naphthylamine, and at least one ashless antioxidant selected from a diarylamine antioxidant, a phenolic antioxidant, and mixtures thereof. The lubricating composition has a phosphorus content of less than 0.15 weight percent. The combination of the N-alkyl naphthylamine and ashless antioxidant provides a beneficial effect on the basicity of the composition without negatively impacting seals performance.Type: GrantFiled: December 13, 2017Date of Patent: November 2, 2021Assignee: The Lubrizol CorporationInventors: Jason J. Hanthorn, Yanshi Zhang
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Patent number: 11053449Abstract: Thioether-substituted phenols that are the reaction product of a thioether-substituted alcohol or thioether-substituted amine and a phenol with at least one pendant acyl group and have a ratio of sulfur groups to phenol groups of at least 1:1 and uses for thioether-substituted phenols. Methods of lubricating an internal combustion engine by contacting the internal combustion engine with a lubricating composition comprising a thioether-substituted phenol. Methods of reducing deposit formation and/or corrosion in an engine using a lubricating composition comprising a thioether-substituted phenol.Type: GrantFiled: November 8, 2016Date of Patent: July 6, 2021Assignee: The Lubrizol CorporationInventors: Yanshi Zhang, Jason J. Hanthorn
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Patent number: 10774283Abstract: A fully-formulating lubricating composition comprising an oil of lubricating viscosity; an ionic tetrahedral borate compound including a tetrahedral borate anion having a boron atom with two bidentate di-oxo ligands both being a linear C18-tartrimide; a first dispersant comprising a conventional ammonium substituted polyisobutenyl succinimide compound having a polyisobutenyl number average molecular weight of 750 to 2,500; a second dispersant comprising an ammonium substituted polyisobutenyl succinimde compound having an N:CO ratio of 1.8 and a polyisobutylenyl number average molecular weight of 750 to 2,500, wherein one or more of the first dispersant and the second dispersant are in cationic form. The fully formulated lubricating composition including one or more performance additives.Type: GrantFiled: July 21, 2017Date of Patent: September 15, 2020Assignee: The Lubrizol CorporationInventors: James D. Burrington, Ewan E. Delbridge, Binbin Guo, Jason J. Hanthorn
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Publication number: 20200239805Abstract: Thioether-substituted phenols that are the reaction product of a thioether-substituted alcohol or thioether-substituted amine and a phenol with at least one pendant acyl group and have a ratio of sulfur groups to phenol groups of at least 1:1 and uses for thioether-substituted phenols. Methods of lubricating an internal combustion engine by contacting the internal combustion engine with a lubricating composition comprising a thioether-substituted phenol. Methods of reducing deposit formation and/or corrosion in an engine using a lubricating composition comprising a thioether-substituted phenol.Type: ApplicationFiled: November 8, 2016Publication date: July 30, 2020Inventors: Yanshi Zhang, Jason J. Hanthorn
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Publication number: 20200048432Abstract: The disclosed technology relates to a novel coupled 6-amino uracil derivative, and the use of the coupled 6-amino uracil derivative as a stabilizer in halogen containing polymer compounds. In particular, the disclosed technology relates to the use of a coupled 6-amino uracil derivative as a stabilizer in vinyl chloride compounds, such as, for example, chlorinated polyvinyl chloride (CPVC) compounds.Type: ApplicationFiled: October 16, 2019Publication date: February 13, 2020Inventors: Adam Cox, Nicolas Proust, Jason J. Hanthorn, Li Nie
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Publication number: 20190367833Abstract: A lubricating composition includes an oil of lubricating viscosity, an N-alkylated dianiline compound, and at least one of a) an ashless antioxidant, and b) an overbased calcium detergent. The ashless antioxidant may be selected from a diarylamine antioxidant, a phenolic antioxidant, and combinations thereof. The lubricating composition may contain less than 0.15 weight percent of phosphorus.Type: ApplicationFiled: December 13, 2017Publication date: December 5, 2019Applicant: THE LUBRIZOL CORPORATIONInventors: Jason J. Hanthorn, Yanshi Zhang
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Publication number: 20190316056Abstract: A lubricating composition includes an oil of lubricating viscosity, an N-alkyl naphthylamine, and at least one ashless antioxidant selected from a diarylamine antioxidant, a phenolic antioxidant, and mixtures thereof. The lubricating composition has a phosphorus content of less than 0.15 weight percent. The combination of the N-alkyl naphthylamine and ashless antioxidant provides a beneficial effect on the basicity of the composition without negatively impacting seals performance.Type: ApplicationFiled: December 13, 2017Publication date: October 17, 2019Applicant: THE LUBRIZOL CORPORATIONInventors: Jason J. HANTHORN, Yanshi ZHANG
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Publication number: 20190292483Abstract: A fully-formulating lubricating composition comprising an oil of lubricating viscosity; an ionic tetrahedral borate compound including a tetrahedral borate anion having a boron atom with two bidentate di-oxo ligands both being a linear C18-tartrimide; a first dispersant comprising a conventional ammonium substituted polyisobutenyl succinimide compound having a polyisobutenyl number average molecular weight of 750 to 2,500; a second dispersant comprising an ammonium substituted polyisobutenyl succinimde compound having an N:CO ratio of 1.8 and a polyisobutylenyl number average molecular weight of 750 to 2,500, wherein one or more of the first dispersant and the second dispersant are in cationic form. The fully formulated lubricating composition including one or more performance additives.Type: ApplicationFiled: July 21, 2017Publication date: September 26, 2019Inventors: James D. Burrington, Ewan E. Delbridge, Binbin Guo, Jason J. Hanthorn
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Publication number: 20190264123Abstract: An additive for a lubricating composition includes an ionic tetrahedral borate compound which includes a cation and a tetrahedral borate anion having a boron atom, the boron atom has at least one aliphatic bidentate di-oxo ligand. The cation may be selected to provide detergent and/or dispersant and/or antioxidant properties to a lubricating composition.Type: ApplicationFiled: July 21, 2017Publication date: August 29, 2019Inventors: James D. Burrington, Ewan E. Delbridge, Binbin Guo, Jason J. Hanthorn
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Patent number: 10196580Abstract: The disclosed technology relates to a lubricating composition additives that prevent or reduce seals degradation, especially in the presence of basic amine compounds which impart basicity (measured as total base number or TBN) to the lubricating composition. The lubricating composition contains (a) an oil of lubricating viscosity, (b) a basic amine compound, and (c) a 1,3-dioxane-4,6-dione compound.Type: GrantFiled: August 28, 2015Date of Patent: February 5, 2019Assignee: The Lubrizol CorporationInventors: Yanshi Zhang, Jason J. Hanthorn, Ewan E. Delbridge
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Publication number: 20180223216Abstract: The disclosed technology relates to a lubricating composition additives that prevent or reduce seals degradation, especially in the presence of basic amine compounds which impart basicity (measured as total base number or TBN) to the lubricating composition. The lubricating composition contains (a) an oil of lubricating viscosity, (b) a basic amine compound, and (c) a 1,3-dioxane-4,6-dione compound.Type: ApplicationFiled: August 28, 2015Publication date: August 9, 2018Inventors: Yanshi Zhang, Jason J. Hanthorn, Ewan E. Delbridge
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Publication number: 20170313855Abstract: The disclosed technology relates to a novel coupled 6-amino uracil derivative, and the use of the coupled 6-amino uracil derivative as a stabilizer in halogen containing polymer compounds. In particular, the disclosed technology relates to the use of a coupled 6-amino uracil derivative as a stabilizer in vinyl chloride compounds, such as, for example, chlorinated polyvinyl chloride (CPVC) compounds.Type: ApplicationFiled: November 20, 2015Publication date: November 2, 2017Inventors: Adam Cox, Nicolas Proust, Jason J. Hanthorn, Li Nie
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Patent number: 9738606Abstract: A compound of Formula I, Formula IA, Formula IB, or Formula II, or an acid or base addition salt thereof, and use of these compounds as antioxidants. In one embodiment, a compound of Formula II, wherein each of X, Y, and Z are independently a carbon or nitrogen atom; R1 and R2 are each independently a hydrogen or an electron donating group, but are not both hydrogen, and wherein R1, and R2 are each bonded to a carbon atom in their own respective aryl ring.Type: GrantFiled: June 4, 2012Date of Patent: August 22, 2017Assignees: Queen's University at Kingston, Alma Mater Studiorum—Universita Di BolognaInventors: Derek A. Pratt, Jason J. Hanthorn, Luca Valgimigli
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Publication number: 20140206585Abstract: A compound of Formula I, Formula IA, Formula IB, or Formula II, or an acid or base addition salt thereof, and use of these compounds as antioxidants. In one embodiment, a compound of Formula II, wherein each of X, Y, and Z are independently a carbon or nitrogen atom; R1 and R2 are each independently a hydrogen or an electron donating group, but are not both hydrogen, and wherein R1, and R2 are each bonded to a carbon atom in their own respective aryl ring.Type: ApplicationFiled: June 4, 2012Publication date: July 24, 2014Applicants: UNIVERSITA DI BOLOGNA, Queen's University at KingstonInventors: Derek A. Pratt, Jason J. Hanthorn, Luca Valgimigli