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).

  • Patent number: 9714393
    Abstract: 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: Grant
    Filed: April 18, 2016
    Date of Patent: July 25, 2017
    Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANY
    Inventors: Man Kit Ng, Glen B. Brons, Matthew W. Holtcamp, Donna J. Crowther, Patrick Brant, Hong Cheng, Clarence Chase
  • Publication number: 20170183597
    Abstract: 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: Application
    Filed: December 20, 2016
    Publication date: June 29, 2017
    Inventors: Man Kit Ng, Halou Oumar-Mahamat, Hong Cheng, David A. Blain
  • Publication number: 20170183596
    Abstract: 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: Application
    Filed: December 20, 2016
    Publication date: June 29, 2017
    Inventors: Man Kit Ng, Halou Oumar-Mahamat, Hong Cheng, David A. Blain
  • Publication number: 20170183595
    Abstract: 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: Application
    Filed: December 20, 2016
    Publication date: June 29, 2017
    Inventors: 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
  • Patent number: 9663727
    Abstract: A multipurpose chemical additives (MPC) is disclosed to mitigate fouling in hydrocarbon refinery processes, such as in a heat exchanger. A method for reducing fouling of a hydrocarbon is also disclosed that includes (i) providing a crude hydrocarbon for a refining process; and (ii) adding an additive to the crude hydrocarbon.
    Type: Grant
    Filed: September 30, 2015
    Date of Patent: May 30, 2017
    Assignee: ExxonMobil Research and Engineering Company
    Inventors: Man Kit Ng, Mohsen S Yeganeh, Timothy Andrew Barckholtz, Glen Barry Brons, Hong Cheng, Geoffrey Marshall Keiser, Donna J. Crowther, Patrick Brant, David T. Ferrughelli, Clarence Chase, Emmanuel Ulysse, Edward Andrew Lemon
  • Patent number: 9657116
    Abstract: Disclosed is a method of functionalizing a vinyl terminated polyolefin, the method comprising combining a vinyl terminated polyolefin and a ?,?-unsaturated carbonyl compound at a temperature of at least 150° C. and a pressure of at least 14 psi, forming a functionalized polyolefin. The functionalized polyolefin comprises a compound or mixture of compounds represented the formula: wherein each R1 is, independently, selected from hydrogen and C1 to C4 or C10 alkyls; n is an integer from 2 to 800; and each X is, independently, a functional group derived from the ?,?-unsaturated carbonyl compound.
    Type: Grant
    Filed: June 30, 2014
    Date of Patent: May 23, 2017
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Man Kit Ng, David T. Ferrughelli, Hong Cheng, Emmanuel Ulysse, Donna J. Crowther, Edward A. Lemon, Jr., Patrick Brant
  • Patent number: 9617482
    Abstract: A method for treating an emulsion of a hydrocarbon is disclosed. The method includes providing an emulsion of a crude hydrocarbon, and adding an additive to the emulsion to obtain a treated hydrocarbon.
    Type: Grant
    Filed: May 13, 2015
    Date of Patent: April 11, 2017
    Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANY
    Inventors: Mohsen Shahmirzadi Yeganeh, Man Kit Ng, Timothy Andrew Barckholtz, Glen Barry Brons, Hong Cheng, Geoff Keiser, Donna J. Crowther, Patrick Brant, David T. Ferrughelli, Clarence Chase, Emmanuel Ulysse, Edward Andrew Lemon
  • Patent number: 9540576
    Abstract: 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: Grant
    Filed: September 30, 2015
    Date of Patent: January 10, 2017
    Assignee: ExxonMobil Research and Engineering Company
    Inventors: Man Kit Ng, Donna J. Crowther, Glen Barry Brons, Hong Cheng, Patrick Brant, Clarence Chase
  • Publication number: 20170002250
    Abstract: 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: Application
    Filed: June 2, 2016
    Publication date: January 5, 2017
    Inventors: Man Kit Ng, Tabassumul Haque, Joseph R. Pellettiere, Hong Cheng, Dennis G. Peiffer, Juan D. Henao, Larry L. Iaccino
  • Publication number: 20170002254
    Abstract: Lubricant compositions having at least one base oil composition and a friction-reducing composition comprising at least a first diol compound are described. Methods for making such compounds and methods of drilling using such lubricant compositions are also described.
    Type: Application
    Filed: June 2, 2016
    Publication date: January 5, 2017
    Inventors: Tabassumul Haque, Man Kit Ng, Joseph R. Pellettiere, Hong Cheng, Dennis G. Peiffer, Juan D. Henao, Larry L. Iaccino
  • Publication number: 20170002251
    Abstract: A lubricant composition having at least one base oil composition and a friction-reducing composition comprising at least a first glycerol carbamate compound are described. Methods for making such compounds and methods of drilling using such lubricant compositions are also described.
    Type: Application
    Filed: June 2, 2016
    Publication date: January 5, 2017
    Inventors: Tabassumul Haque, Man Kit Ng, Joseph R. Pellettiere, Hong Cheng, Dennis G. Peiffer, Juan D. Henao, Larry L. Iaccino
  • Publication number: 20170002253
    Abstract: 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: Application
    Filed: June 2, 2016
    Publication date: January 5, 2017
    Inventors: Tabassumul Haque, Man Kit Ng, Joseph R. Pellettiere, Hong Cheng, Dennis G. Peiffer, Juan D. Henao, Larry L. Iaccino
  • Publication number: 20170002252
    Abstract: Lubricant compositions resulting from the combination of ?about 90 wt % of at least one base oil composition having about 1.0 to about 15.0 wt % water therein and from about 1.0 to about 10.0 wt % of a friction-reducing composition are described. Methods of making such compositions and methods of using such compositions are also described.
    Type: Application
    Filed: June 2, 2016
    Publication date: January 5, 2017
    Inventors: Man Kit Ng, Tabassumul Haque, Joseph R. Pellettiere, Hong Cheng, Dennis G. Peiffer, Juan D. Henao, Larry L. Iaccino
  • Publication number: 20160264891
    Abstract: 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: Application
    Filed: April 18, 2016
    Publication date: September 15, 2016
    Inventors: Man Kit NG, Glen B. BRONS, Matthew W. HOLTCAMP, Donna J. CROWTHER, Patrick BRANT, Hong CHENG, Clarence CHASE
  • Publication number: 20160264892
    Abstract: 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: Application
    Filed: April 18, 2016
    Publication date: September 15, 2016
    Inventors: Man Kit NG, Glen B. BRONS, Matthew W. HOLTCAMP, Donna J. CROWTHER, Patrick BRANT, Hong CHENG, Clarence CHASE
  • Publication number: 20160208186
    Abstract: 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: Application
    Filed: January 18, 2016
    Publication date: July 21, 2016
    Applicant: ExxonMobil Research and Engineering Company
    Inventors: Alan M. Schilowitz, Man Kit Ng, David J. Baillargeon, Chen Chen, Harry R. Allcock, Andrew R. Hess
  • Patent number: 9382350
    Abstract: This invention relates to a polyolefin comprising one or more aromatic moieties according to the following formulae: wherein the PO is the residual portion of a vinyl terminated macromonomer (VTM) having had a terminal unsaturated carbon of an allylic chain and a vinyl carbon adjacent to the terminal unsaturated carbon; Ar is attached to the terminal portion of the VTM to provide PO—Ar or at the vinylidene carbon of the VTM to provide PO—CH(Ar)CH3; and Ar is a substituted or unsubstituted aromatic group.
    Type: Grant
    Filed: September 20, 2013
    Date of Patent: July 5, 2016
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Donna J. Crowther, Man Kit Ng, Suzzy C. H. Ho, Elizabeth L. Walker, Hong Cheng, Patrick Brant
  • Publication number: 20160186089
    Abstract: 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: Application
    Filed: December 28, 2015
    Publication date: June 30, 2016
    Applicant: ExxonMobil Research and Engineering Company
    Inventors: Alan M. Schilowitz, David J. Baillargeon, Tabassumul Haque, Peter W. Jacobs, Dalia Yablon, Man Kit Ng, Barbara A. Carfolite, Dana J. Gary, Andrew Konicek
  • Publication number: 20160152740
    Abstract: Disclosed is a method of functionalizing a vinyl terminated polyolefin, the method comprising combining a vinyl terminated polyolefin and a ?,?-unsaturated carbonyl compound at a temperature of at least 150° C. and a pressure of at least 14 psi, forming a functionalized polyolefin. The functionalized polyolefin comprises a compound or mixture of compounds represented the formula: wherein each R1 is, independently, selected from hydrogen and C1 to C4 or C10 alkyls; n is an integer from 2 to 800; and each X is, independently, a functional group derived from the ?,?-unsaturated carbonyl compound.
    Type: Application
    Filed: June 30, 2014
    Publication date: June 2, 2016
    Inventors: Man Kit Ng, David T. Ferrughelli, Hong Cheng, Emmanuel Ulysse, Donna J. Crowther, Edward A. Lemon, Patrick Brant
  • Patent number: 9334343
    Abstract: This invention relates to a polyolefin composition comprising one or more of the following formulae: wherein the PO is the residual portion of a vinyl terminated macromonomer (VTM) having had a terminal unsaturated carbon of an allylic chain and a vinyl carbon adjacent to the terminal unsaturated carbon; X is attached to the terminal portion of the VTM to provide PO—X or at the vinylidene carbon of the VTM to provide PO—CHXCH3; and X is Cl, Br, I, or F.
    Type: Grant
    Filed: September 23, 2013
    Date of Patent: May 10, 2016
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Man Kit Ng, Donna J Crowther, Hong Cheng, Patrick Brant