Patents by Inventor Man Kit Ng
Man Kit Ng 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: 20240026239Abstract: A fuel composition is described. The composition contains gasoline and an aryloxy alkylamine additive. The structure of the aryloxy alkylamine additive is given by where the aryloxy alkylamine additive is present in about 10 to about 750 ppm by weight based on total weight of the fuel composition. X is a hydrocarbyl group having 1 or 2 carbon atoms. R1 and R2 are independently hydrogen or substituted hydrocarbyl group having up to 36 carbon atoms.Type: ApplicationFiled: September 15, 2021Publication date: January 25, 2024Applicants: CHEVRON ORONITE COMPANY LLC, CHEVRON U.S.A. INC.Inventors: Man Kit NG, Richard Eugene CHERPECK, Carrie Y. CHAN, Kriston George MENDENHALL, Andrew M. ICKES, Peter A. FUENTES-AFFLICK, Justin WANG
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Publication number: 20220145199Abstract: The present disclosure provides a fuel composition that includes hydrocarbon-based fuel boiling in the gasoline or diesel range; an amine-based detergent given by formula R1—O—(CH2)m—NHR2, wherein the additive is present in about 10 ppm to about 750 ppm by weight based on total weight of the fuel composition; wherein R1 is a hydrocarbylgroup having 8 to 20 carbons, R2 is hydrogen or (CH2)nNH2 moiety, and wherein m, n are independently integers having a value of 3 or greater; and one or more nitrogen-containing detergent.Type: ApplicationFiled: July 7, 2021Publication date: May 12, 2022Applicants: CHEVRON ORONITE COMPANY LLC, CHEVRON U.S.A. INCInventors: Chung-Hao KUO, William Raymond RUHE, JR., Man Kit NG, Peter A. FUENTES-AFFLICK, Andrew M. ICKES, Carrie Y. CHAN, Theresa Liang GUNAWAN
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Patent number: 10844264Abstract: Lubricant compositions having at least one base oil composition including about 1.0 to about 15.0 wt % water, and a friction-reducing composition including a glycerol or thioglycerol compositions are described. Methods for making such lubricant compositions and methods of drilling using such lubricant compositions are also described.Type: GrantFiled: June 2, 2016Date of Patent: November 24, 2020Assignee: ExxonMobil Chemical Patents Inc.Inventors: Man Kit Ng, Tabassumul Haque, Joseph R. Pellettiere, Hong Cheng, Dennis G. Peiffer, Juan D. Henao, Larry L. Iaccino
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Publication number: 20200190425Abstract: This disclosure provides a method for improving or maintaining antioxidant performance of a lubricating oil in an engine or other mechanical component lubricated with the lubricating oil by using as the lubricating oil a formulated oil. The formulated oil has a composition including a lubricating oil base stock as a major component, and at least one functionalized quercetin antioxidant, as a minor component. The at least one functionalized quercetin antioxidant is soluble in the lubricating oil. Antioxidant performance is improved or maintained as compared to antioxidant performance achieved using a lubricating oil containing a phenolic or aminic antioxidant, as determined by Lubricant Oxidation Test as described herein or Catalytic Oxidation Test as described herein. This disclosure also relates to lubricating oils having at least one functionalized quercetin antioxidant.Type: ApplicationFiled: November 25, 2019Publication date: June 18, 2020Inventors: Halou Oumar-Mahamat, Martin N. Webster, Man Kit Ng, Hong Cheng, Kevin J. Buzdygon, Shane Deighton
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Patent number: 10640725Abstract: Certain embodiments of the invention provide a lubricating oil composition comprising a lubricating oil base stock and a compound of formula (I): or a salt thereof, wherein R1, R2, R3 and R4 have any of the values defined in the specification, as well as methods of use thereof.Type: GrantFiled: August 7, 2017Date of Patent: May 5, 2020Assignees: Rutgers, The State University of New Jersey, ExxonMobil Research and Engineering CompanyInventors: Kathryn Uhrich, Jonathan Faig, Yingyue Zhang, Shuji Luo, Man Kit Ng, Alan Schilowitz, Anne Marie Shough
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Patent number: 10414964Abstract: A lubricant compositions having at least one base oil composition and a friction-reducing composition including a substituted phosphate ester and/or substituted hydrogen phosphites are described. Methods for making such compounds and methods of drilling using such lubricant compositions are also described.Type: GrantFiled: June 2, 2016Date of Patent: September 17, 2019Assignee: ExxonMobil Chemical Patents Inc.Inventors: Tabassumul Haque, Man Kit Ng, Joseph R. Pellettiere, Hong Cheng, Dennis G. Peiffer, Juan D. Henao, Larry L. Iaccino
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Patent number: 10377961Abstract: A lubricating oil including a lubricating oil base stock as a major component; and a mixture of (i) one or more protected lubricating oil additives having a first performance function, and (ii) one or more unprotected lubricating oil additives having a second performance function, as a minor component. The first performance function and the second performance function are the same. The one or more protected lubricating oil additives are inactive with respect to their performance function. The one or more protected lubricating oil additives are converted into one or more unprotected lubricating oil additives in the lubricating oil in-service in an engine or other mechanical component. A method for controlled release of one or more lubricating oil additives into a lubricating oil. A method for improving oxidative stability of a lubricating oil and extending performance life of one or more lubricating oil additives.Type: GrantFiled: February 7, 2017Date of Patent: August 13, 2019Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANYInventors: Man Kit Ng, Anne Marie Shough, Hong Cheng, Joseph R. Pellettiere, Peter Calcavecchio, Shane Deighton
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Patent number: 10377962Abstract: A lubricating oil including a lubricating oil base stock as a major component, and one or more lubricating oil additives having at least one protected active group, as a minor component. The one or more lubricating oil additives having at least one protected active group are converted into one or more lubricating oil additives having at least one unprotected active group in the lubricating oil in-service in an engine or other mechanical component. Compositions including one or more lubricating oil additives having at least one protected active group. A method for improving solubility of one or more lubricating oil additives in a lubricating oil. A method for improving oxidative stability of a lubricating oil and extending performance life of one or more lubricating oil additives. A method for improving friction control in an engine or other mechanical component lubricated with a lubricating oil.Type: GrantFiled: February 7, 2017Date of Patent: August 13, 2019Assignee: ExxonMobil Research and Engineering CompanyInventors: Man Kit Ng, Anne Marie Shough, Hong Cheng, Joseph R. Pellettiere, Peter Calcavecchio, Shane Deighton
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Patent number: 10316265Abstract: A composition including one or more diester compounds represented by the formula as defined herein. The composition has a viscosity (Kv100) from about 1 cSt to about 10 cSt at 100° C. as determined by ASTM D445, a viscosity index (VI) from about ?100 to about 300 as determined by ASTM D2270, and a Noack volatility of no greater than 50 percent as determined by ASTM D5800. A process for producing the composition, a lubricating oil base stock and lubricating oil containing the composition, and a method for improving one or more of thermal and oxidative stability, solubility and dispersancy of polar additives, deposit control and traction control in a lubricating oil by using as the lubricating oil a formulated oil containing the composition.Type: GrantFiled: December 20, 2016Date of Patent: June 11, 2019Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANYInventors: Man Kit Ng, Halou Oumar-Mahamat, Hong Cheng, David A. Blain
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Patent number: 10077409Abstract: A lubricating oil base stock including one or more monoesters represented by the formula (I), (II), (III) and (IV) as defined herein. The lubricating oil base stock has a high temperature high shear (HTHS) viscosity of less than about 1.7 cP as determined by ASTM D4683, and a Noack volatility from about 15 to about 90 percent as determined by ASTM D5800. A lubricating oil containing the lubricating oil base stock including one or more monoesters represented by the formula (I), (II), (III) and (IV) as defined herein. A method for improving one or more of thermal and oxidative stability, solubility and dispersancy of polar additives, deposit control and traction control in a lubricating oil by using as the lubricating oil a formulated oil containing the lubricating oil base stock including one or more monoesters represented by the formula (I), (II), (III) and (IV) as defined herein.Type: GrantFiled: December 20, 2016Date of Patent: September 18, 2018Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANYInventors: Man Kit Ng, Halou Oumar-Mahamat, Hong Cheng, David A. Blain, Kathleen K. Cooper, James T. Carey, Michael R. Douglass, Percy R. Kanga, Abhimanyu O. Patil, Satish Bodige, Kyle G. Lewis, Mark P. Hagemeister
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Patent number: 10017708Abstract: This disclosure relates to a composition for use as an additive for fuels and lubricants including a reductive amination product of a vinyl terminated macromonomer (VTM) based aldehyde. Optionally aldehyde is reacted with the amino compound under condensation conditions sufficient to give an imine intermediate, and the imine intermediate is reacted under hydrogenation conditions sufficient to give the composition. The aldehyde is formed by reacting a VTM under hydroformylation conditions sufficient to form the aldehyde. A reductive amination method for making a composition for use as an additive for fuels and lubricants. The method includes reacting a VTM based aldehyde with an amino compound containing at least one —NH— group under condensation conditions sufficient to give an imine intermediate, and reacting the imine intermediate under hydrogenation conditions sufficient to give said composition. The aldehyde is formed by reacting a VTM under hydroformylation conditions sufficient to form the aldehyde.Type: GrantFiled: September 4, 2013Date of Patent: July 10, 2018Assignee: ExxonMobil Chemical Patents Inc.Inventors: Abhimanyu Onkar Patil, John W. Chu, Satish Bodige, Liehpao Oscar Farng, Donna Jean Crowther, Man Kit Ng, Patrick Brant, Kathryn L. Peretti
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Patent number: 10000721Abstract: A method for improving wear control, while maintaining or improving fuel efficiency, in an engine or other mechanical component lubricated with a lubricating oil by using as the lubricating oil a formulated oil. The formulated oil has a composition including a lubricating oil base stock as a major component, and (i) at least one transition metal salt of a carboxylic acid (e.g., zinc stearate) or (ii) a mixture of at least one transition metal salt of a carboxylic acid (e.g., zinc stearate) and at least one detergent (i.e., an alkali metal or alkaline earth metal salt of an organic acid, or an alkali metal or alkaline earth metal salt of an inorganic acid, or an alkali metal or alkaline earth metal salt of a phenol, or mixtures thereof (e.g., calcium salicylate and/or magnesium sulfonate)), as a minor component. The lubricating oils are useful in internal combustion engines.Type: GrantFiled: December 28, 2015Date of Patent: June 19, 2018Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANYInventors: Alan M. Schilowitz, David J. Baillargeon, Tabassumul Haque, Peter W. Jacobs, Dalia Yablon, Man Kit Ng, Barbara A. Carfolite, Dana J. Gary, Andrew Konicek
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Patent number: 9976099Abstract: A composition including one or more aromatic alkanoate monoester compounds represented by the formulae (I) and (II) as defined herein. The composition has a viscosity (Kv100) from about 1 cSt to about 10 cSt at 100° C. as determined by ASTM D445, a viscosity index (VI) from about ?100 to about 300 as determined by ASTM D2270, and a Noack volatility of no greater than 50 percent as determined by ASTM D5800. A process for producing the composition, a lubricating oil base stock and lubricating oil containing the composition, and a method for improving one or more of thermal and oxidative stability, solubility and dispersancy of polar additives, deposit control and traction control in a lubricating oil by using as the lubricating oil a formulated oil containing the composition.Type: GrantFiled: December 20, 2016Date of Patent: May 22, 2018Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANYInventors: Man Kit Ng, Halou Oumar-Mahamat, Hong Cheng, David A. Blain
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Patent number: 9926509Abstract: A method for improving wear control in an engine or other mechanical component lubricated with a lubricating oil by using as the lubricating oil a formulated oil. The formulated oil has a composition that includes a lubricating oil base stock as a major component; and at least one phosphazene represented by the formula as a minor component. In the above formula, Q is nitrogen, sulfur or oxygen; a is a value from about 2 to about 6, c is a value from about 2 to about 6, e is a value from about 2 to about 6, g is a value from about 2 to about 6, i is a value from about 2 to about 6, and k is a value from about 2 to about 6; b is a value of 2a+q, d is a value of 2c+r, f is a value of 2e+s, h is a value of 2g+t, j is a value of 2i+u, and l is a value of 2k+v; q, r, s, t, u and v are independently a value of 0 or ?2; with the proviso that not all of a, c, e, g, i and k are the same value.Type: GrantFiled: January 18, 2016Date of Patent: March 27, 2018Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANYInventors: Alan M. Schilowitz, Man Kit Ng, David J. Baillargeon, Chen Chen, Harry R. Allcock, Andrew R. Hess
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Publication number: 20180037840Abstract: Certain embodiments of the invention provide a lubricating oil composition comprising a lubricating oil base stock and a compound of formula (I): or a salt thereof, wherein R1, R2, R3 and R4 have any of the values defined in the specification, as well as methods of use thereof.Type: ApplicationFiled: August 7, 2017Publication date: February 8, 2018Applicants: Rutgers, The State University of New Jersey, ExxonMobil Research and Engineering CompanyInventors: Kathryn Uhrich, Jonathan Faig, Yingyue Zhang, Shuji Luo, Man Kit Ng, Alan Schilowitz, Anne Marie Shough
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Patent number: 9777231Abstract: A compound useful for reducing fouling in a hydrocarbon refining process is provided. A method for preparing the compound includes hydrohalogenating a polymer having a vinyl chain end to obtain a halogen-containing terminal group, and reacting the terminal group with a polyamine. Methods of using the compound and compositions thereof are also provided.Type: GrantFiled: November 9, 2015Date of Patent: October 3, 2017Assignee: ExxonMobil Research and Engineering CompanyInventors: Man Kit Ng, Donna J. Crowther, Glen Barry Brons, Hong Cheng, Patrick Brant, Clarence Chase
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Publication number: 20170253701Abstract: Described herein is a comb-star poly(siloxane-polyolefin) comprising the reaction product of at least vinyl-terminated macromer and functional-poly(dialkylsiloxanes) comprising 2 or more functional groups, wherein the comb-star poly(siloxane-polyolefin) has the following features: a g?(vis avg) of less than 0.80; a comb number of 2 or 3 or 4 to 30 or 40 or 50 or 100 or more; and a number average molecular weight (Mn) within the range of from 25,000 g/mole to 500,000 g/mole.Type: ApplicationFiled: June 30, 2014Publication date: September 7, 2017Applicant: Exxonmobile Chemical Patents Inc.Inventors: Andy H. Tsou, Donna J. Crowther, Man Kit Ng, Tabassumul Haque, Hong Cheng, Patrick Brant, Martin N. Webster, Yong Yang, Liehpao O. Farng, Rahul R. Kulkarni
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Publication number: 20170247626Abstract: A lubricating oil including a lubricating oil base stock as a major component; and a mixture of (i) one or more protected lubricating oil additives having a first performance function, and (ii) one or more unprotected lubricating oil additives having a second performance function, as a minor component. The first performance function and the second performance function are the same. The one or more protected lubricating oil additives are inactive with respect to their performance function. The one or more protected lubricating oil additives are converted into one or more unprotected lubricating oil additives in the lubricating oil in-service in an engine or other mechanical component. A method for controlled release of one or more lubricating oil additives into a lubricating oil. A method for improving oxidative stability of a lubricating oil and extending performance life of one or more lubricating oil additives.Type: ApplicationFiled: February 7, 2017Publication date: August 31, 2017Inventors: Man Kit Ng, Anne Marie Shough, Hong Cheng, Joseph R. Pellettiere, Peter Calcavecchio, Shane Deighton
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Publication number: 20170247629Abstract: A lubricating oil including a lubricating oil base stock as a major component, and one or more lubricating oil additives having at least one protected active group, as a minor component. The one or more lubricating oil additives having at least one protected active group are converted into one or more lubricating oil additives having at least one unprotected active group in the lubricating oil in-service in an engine or other mechanical component. Compositions including one or more lubricating oil additives having at least one protected active group. A method for improving solubility of one or more lubricating oil additives in a lubricating oil. A method for improving oxidative stability of a lubricating oil and extending performance life of one or more lubricating oil additives. A method for improving friction control in an engine or other mechanical component lubricated with a lubricating oil.Type: ApplicationFiled: February 7, 2017Publication date: August 31, 2017Inventors: Man Kit Ng, Anne Marie Shough, Hong Cheng, Joseph R. Pellettiere, Peter Calcavecchio, Shane Deighton
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Patent number: 9745528Abstract: A compound useful for reducing fouling in a hydrocarbon refining process is provided. A method for preparing the compound includes functionalizing a polymer having a vinyl chain end to obtain a terminal group having one or more anhydride units, and reacting the anhydride units with a polyamine. Methods of using the compound and compositions thereof are also provided.Type: GrantFiled: April 18, 2016Date of Patent: August 29, 2017Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANYInventors: Man Kit Ng, Glen B. Brons, Matthew W. Holtcamp, Donna J. Crowther, Patrick Brant, Hong Cheng, Clarence Chase