Patents by Inventor Shuji Luo
Shuji Luo 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: 9963553Abstract: Alternating crystalline-amorphous polyolefin based multiblock copolymer compositions and methods for producing these multiblock copolymer compositions are disclosed. Also disclosed is the use of these multiblock copolymer compositions as additives to high density polyethylene (HDPE) resins in order to form polymer blends having improved ductility and toughness over that of the HDPE resins while retaining high mechanical strength, and the use of these polymer blends in films.Type: GrantFiled: September 8, 2016Date of Patent: May 8, 2018Assignee: ExxonMobil Chemical Patents Inc.Inventors: Andy H. Tsou, Kathryn L. Peretti, Shuji Luo, Dalia Yablon, Madhavi Vadlamudi
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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: 9822323Abstract: A composition that includes one or more compounds represented by the formula R1—O—R2 wherein R1 is a substituted or unsubstituted aryl or polyaryl group having from about 4 to about 40 carbon atoms, and R2 is a substituted or unsubstituted, linear or branched, alkyl group having from about 4 to about 40 carbon atoms. The composition has a viscosity (Kv100) from about 1 to about 10 cSt at 100° C. as determined by ASTM D-445, a viscosity index (VI) from about ?100 to about 300 as determined by ASTM D-2270, and a Noack volatility of no greater than 50 percent as determined by ASTM D-5800. The disclosure also relates to a process for producing the composition, a lubricating oil base stock and lubricating oil containing the composition, and a method of reducing boundary friction and improving dispersancy of polar additives of a lubricating oil by using as the lubricating oil a formulated oil containing the composition.Type: GrantFiled: October 19, 2016Date of Patent: November 21, 2017Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANYInventors: Abhimanyu O. Patil, Satish Bodige, Shuji Luo, Shane Deighton, Halou Oumar-Mahamat
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Patent number: 9708435Abstract: A polyolefin-polybutadiene block-copolymer and a tire tread composition comprising the polyolefin-polybutadiene block-copolymer, the composition comprising, by weight of the composition, within the range from 15 to 60 wt % of a styrenic copolymer, processing oil, filler, a curative agent, and from 4 to 20 wt % of a polyolefin-polybutadiene block-copolymer, wherein the polyolefin-polybutadiene block-copolymer is a block copolymer having the general formula PO-XL-fPB; where “PO” is a polyolefin block having a weight average molecular weight within the range from 1000 to 150,000 g/mole, the “fPB” is a functionalized polar polybutadiene block having a weight average molecular weight within the range from 500 to 30,000 g/mole, and “XL” is a cross-linking moiety that covalently links the PO and fPB blocks; and wherein the maximum Energy Loss (Tangent Delta) of the immiscible polyolefin domain is a temperature within the range from ?30° C. to 10° C.Type: GrantFiled: July 15, 2014Date of Patent: July 18, 2017Assignee: ExxonMobil Chemical Patents Inc.Inventors: Edward J. Blok, Andy H. Tsou, Shuji Luo, Elizabeth L. Walker, Jingwen Zhang, Yong Yang
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Publication number: 20170137733Abstract: Methods are provided for producing Group III base stocks having high viscosity and also having one or more properties indicative of a high quality base stock. The resulting Group III base stocks can have a viscosity at 100° C. and/or a viscosity at 40° C. that is greater than the corresponding viscosity for a conventional Group III base stock. Additionally, the resulting Group III base stocks can have one or more properties that are indicative of a high quality base stock.Type: ApplicationFiled: October 24, 2016Publication date: May 18, 2017Inventors: Suzzy C.H. Ho, Charles L. Baker, JR., Shuji Luo, Halou Oumar-Mahamat
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Publication number: 20170137734Abstract: A composition that includes one or more compounds represented by the formula R1—O—R2 wherein R1 is a substituted or unsubstituted aryl or polyaryl group having from about 4 to about 40 carbon atoms, and R2 is a substituted or unsubstituted, linear or branched, alkyl group having from about 4 to about 40 carbon atoms. The composition has a viscosity (Kv100) from about 1 to about 10 cSt at 100° C. as determined by ASTM D-445, a viscosity index (VI) from about ?100 to about 300 as determined by ASTM D-2270, and a Noack volatility of no greater than 50 percent as determined by ASTM D-5800. The disclosure also relates to a process for producing the composition, a lubricating oil base stock and lubricating oil containing the composition, and a method of reducing boundary friction and improving dispersancy of polar additives of a lubricating oil by using as the lubricating oil a formulated oil containing the composition.Type: ApplicationFiled: October 19, 2016Publication date: May 18, 2017Inventors: Abhimanyu O. Patil, Satish Bodige, Shuji Luo, Shane Deighton, Halou Oumar-Mahamat
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Publication number: 20170137726Abstract: Methods are provided for producing Group I base stocks having high viscosity and also having one or more properties indicative of a high quality base stock. The resulting Group I base stocks can have a viscosity at 100° C. and/or a viscosity at 40° C. that is greater than the corresponding viscosity for a conventional Group I bright stock formed by solvent processing. Additionally, the resulting Group I base stocks can have one or more properties that are indicative of a high quality base stock.Type: ApplicationFiled: October 24, 2016Publication date: May 18, 2017Inventors: Suzzy C.H. Ho, Charles L. Baker, JR., Shuji Luo, Halou Oumar-Mahamat
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Publication number: 20170137721Abstract: Methods are provided for producing Group II base stocks having high viscosity and also having one or more properties indicative of a high quality base stock. The resulting Group II base stocks can have a viscosity at 100° C. and/or a viscosity at 40° C. that is greater than the corresponding viscosity for a conventional Group II base stock. Additionally, the resulting Group II base stocks can have one or more properties that are indicative of a high quality base stock.Type: ApplicationFiled: October 24, 2016Publication date: May 18, 2017Inventors: Suzzy C.H. Ho, Charles L. Baker, JR., Shuji Luo, Halou Oumar-Mahamat
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Publication number: 20170121467Abstract: Alternating crystalline-amorphous polyolefin based multiblock copolymer compositions and methods for producing these multiblock copolymer compositions are disclosed. Also disclosed is the use of these multiblock copolymer compositions as additives to high density polyethylene (HDPE) resins in order to form polymer blends having improved ductility and toughness over that of the HDPE resins while retaining high mechanical strength, and the use of these polymer blends in films.Type: ApplicationFiled: September 8, 2016Publication date: May 4, 2017Inventors: Andy H. Tsou, Kathryn L. Peretti, Shuji Luo, Dalia Yablon, Madhavi Vadlamudi
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Publication number: 20170009174Abstract: A composition that includes one or more compounds represented by the formula (R1)a(X)(R2)b wherein R1 and R2 are the same or different and are the residue of an alkyl group having from about 4 to about 40 carbon atoms, X is the residue of at least one polycyclic, heteroatom-containing, hydrocarbon compound, a is a value from 1 to about 8, and b is a value from 0 to about 8. The composition has a viscosity (Kv100) from about 2 to about 300 at 100° C. as determined by ASTM D-445, and a viscosity index (VI) from about ?100 to about 300 as determined by ASTM D-2270. The disclosure also relates to a process for producing the composition, a lubricating oil base stock and lubricating oil containing the composition, and a method for improving oxidative stability of a lubricating oil by using as the lubricating oil a formulated oil containing the composition.Type: ApplicationFiled: June 30, 2016Publication date: January 12, 2017Inventors: Abhimanyu O. Patil, Kyle G. Lewis, Li Ren, Satish Bodige, Shuji Luo, Beth A. Winsett
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Patent number: 9458403Abstract: A process for producing a high viscosity functionalized metallocene polyalphaolefin (mPAO) fluid. The process includes providing a mPAO having a terminal double bond, said mPAO produced by the metallocene-catalyzed oligomerization or polymerization of an alpha-olefin feed; providing at least one of a substituted or unsubstituted alkyl thiol, aryl thiol, diphenylamine or naphthalene; and reacting, optionally in the presence of a catalyst or initiator, the mPAO having a terminal double bond with at least one of the substituted or unsubstituted alkyl thiol, aryl thiol, diphenylamine or naphthalene, under reaction conditions sufficient to produce the functionalized high viscosity mPAO fluid. The functionalized mPAO fluid has, as synthesized, a viscosity (Kv100) from 135 to 900 cSt at 100° C.; a viscosity index (VI) greater than 150; a pour point (PP) less than ?25° C.; a molecular weight distribution (Mw/Mn) less than 2.0; a residual unsaturation (Bromine Number) less than 2.Type: GrantFiled: September 4, 2013Date of Patent: October 4, 2016Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANYInventors: Abhimanyu Onkar Patil, Shuji Luo, Satish Bodige
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Publication number: 20160222187Abstract: A method of forming a polyolefin-filler hybrid comprising combining vinyl/vinylidene-terminated polyolefin (VTP) and halosilane to form a silane functionalized polyolefin, followed by combining the silane functionalized polyolefin with a hydroxyl-containing filler, and/or combining the silane functionalized polyolefin with water and combining with hydroxyl-containing filler; to form a polyolefin-filler hybrid.Type: ApplicationFiled: October 7, 2015Publication date: August 4, 2016Inventors: Shuji Luo, Andy H. Tsou
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Publication number: 20160160071Abstract: A corrosion inhibitor composition useful in pipes, pilings and hulls comprising the reaction product of a vinyl/vinylidene-terminated polyolefin having at least 14 carbon atoms and a polyamine having a molecular weight of at least 500 g/mole.Type: ApplicationFiled: October 26, 2015Publication date: June 9, 2016Inventors: Shuji Luo, Andy H. Tsou, Elizabeth L. Walker, Marcia E. Dierolf, George Rodriguez
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Patent number: 9359484Abstract: A process for making a silica-polyolefin composite. The process has the steps of (a) reacting silica particles and an alkyl halosilane in the presence of a solvent and a catalyst to form silane-functionalized silica particles and (b) reacting the silane-functionalized silica particles with a vinyl-terminated polyolefin. There are other processes for making a silica-polyolefin composites. There are other processes for making metal phosphate-polyolefin composites.Type: GrantFiled: May 15, 2014Date of Patent: June 7, 2016Assignee: ExxonMobil Research and Engineering CompanyInventors: Andy Haishung Tsou, Shuji Luo, Donna Jean Crowther, Victor DeFlorio
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Publication number: 20160152758Abstract: A polyolefin-polybutadiene block-copolymer and a tire tread composition comprising the polyolefin-polybutadiene block-copolymer, the composition comprising, by weight of the composition, within the range from 15 to 60 wt % of a styrenic copolymer, processing oil, filler, a curative agent, and from 4 to 20 wt % of a polyolefin-polybutadiene block-copolymer, wherein the polyolefin-polybutadiene block-copolymer is a block copolymer having the general formula PO-XL-fPB; where “PO” is a polyolefin block having a weight average molecular weight within the range from 1000 to 150,000 g/mole, the “fPB” is a functionalized polar polybutadiene block having a weight average molecular weight within the range from 500 to 30,000 g/mole, and “XL” is a cross-linking moiety that covalently links the PO and fPB blocks; and wherein the maximum Energy Loss (Tangent Delta) of the immiscible polyolefin domain is a temperature within the range from ?30° C. to 10° C.Type: ApplicationFiled: July 15, 2014Publication date: June 2, 2016Applicant: Exxonmobile Chemical Patents Inc.Inventors: Edward J. Blok, Andy H. Tsou, Shuji Luo, Elizabeth L. Walker, Jingwen Zhang, Yong Yang
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Patent number: 9243201Abstract: A composition that includes one or more compounds represented by the formula R1(X)R2 wherein R1 is an alkyl group having from 4 to 40 carbon atoms, R2 is an aliphatic group having from 4 to 20 carbon atoms, an aromatic group having from 6 to 20 carbon atoms, or a cycloaliphatic group having from 5 to 20 carbon atoms, and X is a heteroatom. The composition has a viscosity (Kv100) from 2 to 30 at 100° C., a viscosity index (VI) from 100 to 200, and a Noack volatility of no greater than 20 percent. The disclosure also relates to 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 solubility and dispersancy of polar additives in a lubricating oil by using as the lubricating oil a formulated oil containing the composition.Type: GrantFiled: October 25, 2012Date of Patent: January 26, 2016Assignee: ExxonMobil Research and Engineering CompanyInventors: Abhimanyu Onkar Patil, Shuji Luo, Satish Bodige
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Patent number: 9228149Abstract: A method for improving wear protection in an engine lubricated with a lubricating oil by using as the lubricating oil a formulated oil having a HTHS viscosity of less than 2.6 cP at 150° C. The formulated oil has a composition including a major amount of a lubricating oil base stock and a minor amount of metal phosphate nanoplatelets. The metal phosphate nanoplatelets are dispersed in the lubricating oil base stock sufficient for the formulated oil to pass wear protection requirements of one or more engine tests selected from TU3M, Sequence IIIG, Sequence IVA and OM646LA. Also provided are lubricating engine oil composition having improved wear protection.Type: GrantFiled: June 27, 2013Date of Patent: January 5, 2016Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANYInventors: Tabassumul Haque, Andy Haishung Tsou, Shuji Luo, Martin N. Webster
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Patent number: 9133411Abstract: A composition that includes one or more compounds represented by the formula (R1)a(X)(R2)b wherein R1 and R2 are the same or different and are the residue of an alkyl group having from 4 to 40 carbon atoms, X is the residue of an aliphatic polythiol, aromatic polythiol, cycloaliphatic polythiol, ester or acid containing thiol, or ester or acid containing polythiol, a is a value from 1 to 6, and b is a value from 0 to 6. The composition has a viscosity (Kv100) from 2 to 30 at 100° C., a viscosity index (VI) from 100 to 200, and a Noack volatility of no greater than 20 percent. The disclosure also relates to 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 solubility and dispersancy of polar additives in a lubricating oil by using as the lubricating oil a formulated oil containing the composition.Type: GrantFiled: October 25, 2012Date of Patent: September 15, 2015Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANYInventors: Abhimanuy Onkar Patil, Satish Bodige, Shuji Luo
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Patent number: 8993681Abstract: Provided is a dendritic ethylene polymer. The polymer is a dendritic polymer of an ethylene/alpha-olefin-diene copolymer and a vinyl-terminated polyethylene. There is also provided a process for making a dendritic ethylene polymer. The process includes the steps of preparing a dendritic ethylene polymer by reacting ethylene/alpha-olefin-diene copolymer with vinyl-terminated polyethylene in the presence of a radical source. There is also provided a blend and a blown film that include the dendritic ethylene polymer.Type: GrantFiled: July 14, 2011Date of Patent: March 31, 2015Assignee: ExxonMobil Research and Engineering CompanyInventors: Andy H. Tsou, Shuji Luo, Donna J. Crowther, Gabor Kiss, Johannes M. Soulages, Pradeep P. Shirodkar
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Patent number: 8889931Abstract: A process for the oligomerization of C6-C24 alpha-olefins to give a polyolefin product comprising at least 50 mole % of alphaolefin trimers. The process involves contacting two or more C6-C24 alpha-olefins with a catalyst in a solvent at a temperature below 120° C. and under reaction conditions sufficient to produce the alphaolefin trimers. The polyolefin product has a viscosity (Kv100) from 2 to 8 cSt at 100° C., and a viscosity index (VI) from 100 to 160. The polyolefin product comprises at least two alphaolefin trimers, each having a different total carbon number. The process further involves hydrogenating the polyolefin product to form a lubricating oil base stock. The lubricating oil base stock can be used in formulating lubricating oils. The lubricating oils are advantageous as engine oils that can improve engine fuel efficiency.Type: GrantFiled: November 17, 2011Date of Patent: November 18, 2014Assignee: ExxonMobil Research and Engineering CompanyInventors: Shuji Luo, Abhimanyu Onkar Patil