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Man Kit Ng, Glen B Brons, Steven W Levine, Kevin Mallory, Hong Cheng, Patrick Brant, Donna J Crowther: Polyalkylene epoxy polyamine additives for fouling mitigation in hydrocarbon refining processes. ExxonMobil Research and Engineering Company, Glenn T Barrett, Andrew T Ward, February 10, 2015: US08951409 (7 worldwide citation)

The present invention provides a method for reducing fouling, including particulate-induced fouling, in a hydrocarbon refining process including the steps of providing a crude hydrocarbon for a refining process and adding an antifouling agent containing a polymer base unit and a polyamine group to t ...


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Alan M Schilowitz, Man Kit Ng, David J Baillargeon, Chen Chen, Harry R Allcock, Andrew R Hess: Lubricating oil compositions with engine wear protection and solubility. EXXONMOBIL RESEARCH AND ENGINEERING COMPANY, Robert A Migliorini, March 27, 2018: US09926509

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 repres ...


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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: Low viscosity low volatility lubricating oil base stocks and methods of use thereof. EXXONMOBIL RESEARCH AND ENGINEERING COMPANY, Robert A Migliorini, September 18, 2018: US10077409

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 a ...


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Man Kit Ng, Halou Oumar Mahamat, Hong Cheng, David A Blain: Low viscosity low volatility lubricating oil base stocks and methods of use thereof. EXXONMOBIL RESEARCH AND ENGINEERING COMPANY, Robert A Migliorini, May 22, 2018: US09976099

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 a ...


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Man Kit Ng, Glen B Brons, Matthew W Holtcamp, Donna J Crowther, Patrick Brant, Hong Cheng, Clarence Chase: Ring opening cross metathesis of vinyl terminated polymers and their functionalized derivatives for fouling mitigation in hydrocarbon refining processes. EXXONMOBIL RESEARCH AND ENGINEERING COMPANY, Glenn T Barrett, July 25, 2017: US09714393

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. Meth ...


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Man Kit Ng, Glen B Brons, Matthew W Holtcamp, Donna J Crowther, Patrick Brant, Hong Cheng, Clarence Chase: Ring opening cross metathesis of vinyl terminated polymers and their functionalized derivatives for fouling mitigation in hydrocarbon refining processes. EXXONMOBIL RESEARCH AND ENGINEERING COMPANY, Glenn T Barrett, August 29, 2017: US09745528

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. Meth ...


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Man Kit Ng, Donna J Crowther, Glen Barry Brons, Hong Cheng, Patrick Brant, Clarence Chase: Hydrohalogenation of vinyl terminated polymers and their functionalized derivatives for fouling mitigation in hydrocarbon refining processes. ExxonMobil Research and Engineering Company, Glenn T Barrett, October 3, 2017: US09777231

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 th ...


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Donna J Crowther, Man Kit Ng, Patrick Brant, Hong Cheng: Hydroamination of aldehyde-containing macromonomers. ExxonMobil Chemical Patents, Catherine L Bell, March 15, 2016: US09284387

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 ca ...


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