Patents by Inventor Syed Q. A. Rizvi
Syed Q. A. Rizvi 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: 20190284152Abstract: This invention relates to malienated derivatives made from maleic anhydride, functionalized monomers, and one or more additional reagents, e.g., an oxygen-containing reagent (e.g., alcohol, polyol), a nitrogen-containing reagent (e.g., amine, polyamine, aminoalcohol), a metal and/or a metal compound. The invention relates to lubricants, functional fluids, fuels, dispersants, detergents and functional compositions (e.g., cleaning solutions, food compositions, etc.Type: ApplicationFiled: November 20, 2018Publication date: September 19, 2019Applicant: Elevance Renewable Sciences, Inc.Inventors: Stephen A. Di Biase, Syed Q. A. Rizvi, Georgeta Hategan
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Patent number: 10294210Abstract: This invention relates to malienated derivatives made from maleic anhydride, functionalized monomers, and one or more additional reagents, e.g., an oxygen-containing reagent (e.g., alcohol, polyol), a nitrogen-containing reagent (e.g., amine, polyamine, aminoalcohol), a metal and/or a metal compound. The invention relates to lubricants, functional fluids, fuels, dispersants, detergents and functional compositions (e.g., cleaning solutions, food compositions, etc.).Type: GrantFiled: August 17, 2017Date of Patent: May 21, 2019Assignee: Elevance Renewable Sciences, Inc.Inventors: Stephen A. Di Biase, Syed Q. A. Rizvi, Georgeta Hategan
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Publication number: 20180111912Abstract: This invention relates to malienated derivatives made from maleic anhydride, functionalized monomers, and one or more additional reagents, e.g., an oxygen-containing reagent (e.g., alcohol, polyol), a nitrogen-containing reagent (e.g., amine, polyamine, aminoalcohol), a metal and/or a metal compound. The invention relates to lubricants, functional fluids, fuels, dispersants, detergents and functional compositions (e.g., cleaning solutions, food compositions, etc.Type: ApplicationFiled: August 17, 2017Publication date: April 26, 2018Applicant: Elevance Renewable Sciences, Inc.Inventors: Stephen A. Di Biase, Syed Q. A. Rizvi, Georgeta Hategan
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Patent number: 9896424Abstract: This disclosure relates to sulfurized derivatives made from functionalized monomers. The disclosure relates to lubricants, functional fluids, fuels, dispersants, detergents and functional compositions (e.g., cleaning solutions, food compositions, etc.Type: GrantFiled: August 19, 2016Date of Patent: February 20, 2018Assignee: Elevance Renewable Sciences, Inc.Inventors: Stephen A. Di Biase, Syed Q. A. Rizvi, Georgeta Hategan
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Patent number: 9738618Abstract: This invention relates to malienated derivatives made from maleic anhydride, functionalized monomers, and one or more additional reagents, e.g., an oxygen-containing reagent (e.g., alcohol, polyol), a nitrogen-containing reagent (e.g., amine, polyamine, aminoalcohol), a metal and/or a metal compound. The invention relates to lubricants, functional fluids, fuels, dispersants, detergents and functional compositions (e.g., cleaning solutions, food compositions, etc.Type: GrantFiled: March 23, 2012Date of Patent: August 22, 2017Assignee: Elevance Renewable Sciences, Inc.Inventors: Stephen A. DiBiase, Syed Q. A. Rizvi, Georgeta Hategan
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Publication number: 20160355492Abstract: This disclosure relates to sulfurized derivatives made from functionalized monomers. The disclosure relates to lubricants, functional fluids, fuels, dispersants, detergents and functional compositions (e.g., cleaning solutions, food compositions, etc.Type: ApplicationFiled: August 19, 2016Publication date: December 8, 2016Applicant: Elevance Renewable Sciences, Inc.Inventors: Stephen A. Di Biase, Syed Q. A. Rizvi, Georgeta Hategan
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Patent number: 9359571Abstract: This invention relates to base ester compounds and complex ester compounds that can be used as a base stock for lubricant applications or a base stock blend component for use in a finished lubricant or for particular applications, and methods of making the same. The base ester compounds and complex esters described herein comprise dimer and/or trimer esters, and their respective branched derivatives.Type: GrantFiled: April 23, 2014Date of Patent: June 7, 2016Assignee: Trent UniversityInventors: Suresh Narine, Shaojun Li, Ali Mahdevari, Laziz Bouzidi, Stephen Augustine DiBiase, Syed Q. A. Rizvi
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Patent number: 9334347Abstract: This invention relates to a composition, comprising: an unsaturated functionalized monomer of from about 5 to about 30 carbon atoms, which is: (a) polymerized to form a functionalized polymer; (b) copolymerized with a comonomer to form a functionalized copolymer; or (c) reacted with an enophilic reagent to form a polyfunctionalized monomer. The polyfunctionalized monomer may be polymerized to form a polyfunctionalized polymer which may be further reacted with one or more additional reagents. The invention relates to lubricants, functional fluids, fuels, dispersants, detergents and polymeric resins.Type: GrantFiled: August 21, 2014Date of Patent: May 10, 2016Assignee: Elevance Renewable Sciences, Inc.Inventors: Stephen Augustine DiBiase, Syed Q. A. Rizvi, Georgeta Hategan
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Patent number: 9315748Abstract: This invention relates to a fuel composition, comprising: (A) a normally liquid fuel; and (B) a cold flow improving amount of (i) a metathesized natural oil; (ii) a metathesized natural oil derivative; or (iii) a mixture of (i) and (ii). The invention also relates to metathesized derivatives formed by the reaction of a metathesized natural oil with a nucleophile, oxidizer, aromatic compound, enophilic acid reagent, or a mixture of two or more thereof.Type: GrantFiled: April 7, 2011Date of Patent: April 19, 2016Assignee: Elevance Renewable Sciences, Inc.Inventors: Stephen A. DiBiase, Syed Q. A. Rizvi, S. Alexander Christensen
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Patent number: 9290719Abstract: Natural oil based fatty acid wax compositions and their methods of making are provided. The methods comprise providing a natural oil, and hydrogenating and metathesizing the natural oil, and then converting the hydrogenated metathesized natural oil to obtain a fatty acid wax comprising free fatty acids and/or salts of fatty acids, glycerol and/or alcohol, and paraffin, wherein the fatty acid wax has at least 50 wt % of carbon chain compositions with at least 18 carbon atoms. The compositions may comprise 85-100 wt % long-chain fatty acids, 0-15 wt % esters, wherein the fatty acid comprises between 15-60 wt % long chain di-acids and 40-85 wt % long chain mono-acids. The compositions may comprise about 50-100 wt % long-chain fatty acids and about 0-50 wt % esters, wherein the fatty acid may comprise between about 15-80 wt % long chain di-acids and about 20-85 wt % long chain monoacids.Type: GrantFiled: December 27, 2012Date of Patent: March 22, 2016Assignee: Elevance Renewable Sciences, Inc.Inventors: Monika Mujkic, Michael Tupy, Stephen E. Russell, Scott Walters, Benjamin Bergmann, Michelle Morie-Bebel, Steven A. Cohen, Syed Q. A. Rizvi, Stephen A. DiBiase, Garrett Zopp
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Patent number: 9012385Abstract: This invention relates to terpene derived compounds and farnesene derived compounds, and to the use of such terpene derived compounds and farnesene derived compounds in lubricants, detergents, dispersants, functional fluids, fuels, polymer compositions, cold flow improvers, and the like.Type: GrantFiled: February 29, 2012Date of Patent: April 21, 2015Assignee: Elevance Renewable Sciences, Inc.Inventors: Stephen A. Di Biase, Syed Q. A. Rizvi
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Patent number: 8846587Abstract: This invention relates to a composition, comprising: an unsaturated functionalized monomer of from about 5 to about 30 carbon atoms, which is: (a) polymerized to form a functionalized polymer; (b) copolymerized with a comonomer to form a functionalized copolymer; or (c) reacted with an enophilic reagent to form a polyfunctionalized monomer. The polyfunctionalized monomer may be polymerized to form a polyfunctionalized polymer which may be further reacted with one or more additional reagents. The invention relates to lubricants, functional fluids, fuels, dispersants, detergents and polymeric resins.Type: GrantFiled: October 25, 2011Date of Patent: September 30, 2014Assignee: Elevance Renewable Sciences, Inc.Inventors: Stephen Augustine DiBiase, Syed Q. A. Rizvi, Georgeta Hategan
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Patent number: 8741822Abstract: This invention relates to base ester compounds and complex ester compounds that can be used as a base stock for lubricant applications or a base stock blend component for use in a finished lubricant or for particular applications, and methods of making the same. The base ester compounds and complex esters described herein comprise dimer and/or trimer esters, and their respective branched derivatives.Type: GrantFiled: February 13, 2011Date of Patent: June 3, 2014Assignee: Trent UniversityInventors: Suresh Narine, Shaojun Li, Ali Mahdevari, Laziz Bouzidi, Stephen Augustine DiBiase, Syed Q. A. Rizvi
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Patent number: 6436882Abstract: A functional fluid composition comprising a mixture of: (a) at least one functional fluid base stock; and (b) an additive package comprising at least one derivative of a mono-, di-, or poly-alkylated naphthalenesulfonic acid selected from the group consisting of: (i) neutral metal salts of said mono-, di-, and poly-alkylated naphthalenesulfonic acids; (ii) basic metal salts of said mono-, di-, and poly-alkylated naphthalenesulfonic acids; (iii) amine salts of said mono-, di-, and poly-alkylated naphthalenesulfonic acids; and (iv) esters of said mono-, di-, and poly-alkylated naphthalenesulfonic acids; wherein the mono-, di-, and poly-alkylated naphthalenesulfonic acids are represented by formula (I): wherein R1, R2, R3 and R4 are individually selected from the group consisting of hydrogen and essentially linear hydrocarbyl groups having about 10 to about 14 carbon atoms; and wherein l, m, n and p are integers from 0 to 4 and the sum of l+m+n+p is at least 1; and whereinType: GrantFiled: June 29, 2001Date of Patent: August 20, 2002Assignee: King Industries, Inc.Inventor: Syed Q. A. Rizvi
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Patent number: 5985803Abstract: Disclosed is a metal working composition comprising a major amount of water and a minor amount of an additive comprising(A) at least one carboxylic ester characterized by the formula ##STR1## wherein R.sup.0 is hydrogen, methyl, ethyl, --CH.sub.2 COOR.sup.2 or --CH.sub.2 CO(OCHR.sup.5 CH.sub.2).sub.n OR.sup.6, R.sup.1 is hydrogen, methyl or ethyl, R.sup.2 is an alkyl group containing from 1 to 12 carbon atoms, R.sup.3 is hydrogen or --CO(OCHR.sup.5 CH.sub.2).sub.n OR.sup.6, R.sup.5 is hydrogen or a methyl group, R.sup.6 is an aliphatic group containing from 4 to 30 carbon atoms or a phenyl or aliphatic substituted phenyl group wherein the aliphatic substituent contains from 1 to 8 carbon atoms, R.sup.4 is --COOR.sup.2, or --CO(OCHR.sup.5 CH.sub.2).sub.n OR.sup.6 and n is an integer of from 1 to 30; with the proviso that when R.sup.0 does not equal hydrogen, methyl or ethyl that R.sup.1 and R.sup.Type: GrantFiled: December 5, 1997Date of Patent: November 16, 1999Assignee: The Lubrizol CorporationInventors: Syed Q. A. Rizvi, Carmen V. Luciani
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Patent number: 5767044Abstract: This is invention relates to a lubricating composition comprising a major amount of an oil of lubricating viscosity, (A) an hydrocarbyl phosphite, wherein each hydrocarbyl group is saturated and independently contains from about 12 to about 24 carbon atoms, (B) an organic polysulfide, and (C) (i) a borated overbased metal salt of an acidic organic compound, (ii) a combination of a borated dispersant and a phosphorus antiwear or extreme pressure agent selected from the group consisting of a phosphoric acid ester or salt thereof, a lower alkyl phosphite, and a phosphorus-containing carboxylic acid, ester, ether, or amide, or (iii) a mixture of (i) and (ii). These compositions provide improved frictional properties to lubricating composition while maintaining the extreme pressure protection of the lubricant. The lubricating compositions have good thermal stability.Type: GrantFiled: November 12, 1996Date of Patent: June 16, 1998Assignee: The Lubrizol CorporationInventors: Sean S. Bigelow, Richard E. Gapinski, Syed Q. A. Rizvi
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Patent number: 5698498Abstract: This invention relates to a lubricating composition comprising a major amount of an oil of lubricating viscosity and (A) a minor amount of at least one hydroxyalkyl dithiocarbamate or at least one borate thereof, wherein the dithiocarbamate is derived from an amine other than an alkyl or alkenylsuccinimide. In another aspect the invention relates to a lubricating composition comprising a major amount of an oil of lubricating viscosity, a hydroxyalkyl dithiocarbamate or a borate thereof, and (B) at least one sulfur compound or (C) at least one phosphorus or boron antiwear or extreme pressure agent. The invention also relates to greases, functional fluids and aqueous fluids containing the hydroxyalkyl dithiocarbamates and borates thereof. The lubricants and fluids have improved antiwear and extreme pressure properties including providing improved antiscuff protection.Type: GrantFiled: August 23, 1996Date of Patent: December 16, 1997Assignee: The Lubrizol CorporationInventors: Carmen V. Luciani, Syed Q. A. Rizvi, Bernard C. Roell, Jr.
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Patent number: 5487839Abstract: This invention relates to improved grease compositions comprising a major amount of an oil based simple metal soap thickened base grease and a minor amount of at least one phosphorus and boron containing composition, said phosphorus and boron containing composition prepared by reacting a combination of (A) at least one boron compound and (B) at least one phospholipid. In one embodiment, the phosphorus and boron containing composition is present in amounts sufficient to improve the extreme pressure, antiwear and lubricity properties of the base grease. In another embodiment the phosphorus and boron containing composition is present in amounts sufficient to increase the dropping point of the base grease, as determined by ASTM procedure D-2265, by at least 20.degree. C.Type: GrantFiled: August 18, 1994Date of Patent: January 30, 1996Assignee: The Lubrizol CorporationInventors: James N. Vinci, Syed Q. A. Rizvi, Carmen V. Luciani
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Patent number: 5487838Abstract: This invention relates to a composition prepared by reacting (A) a boron compound and (B) a phospholipid. These phospholipids are useful as lubricant additives for oil-base and water-base functional fluids. These materials act as anti-wear and/or extreme pressure agents. Further, these materials when incorporated into aqueous compositions have beneficial bacteriostatic effects, i.e., controlling bacterial growth.Type: GrantFiled: March 28, 1994Date of Patent: January 30, 1996Assignee: The Lubrizol CorporationInventors: Carmen V. Luciani, Syed Q. A. Rizvi
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Patent number: 5318712Abstract: This invention relates to a composition comprising (A) a major amount of an oil of lubricating viscosity and (B) a minor amount of (i) a reaction product of (a) at least one dimercaptothiadiazole, and (b) at least one alpha, beta-unsaturated ester prepared by reacting an alpha, beta-unsaturated carboxylic acylating agent with a hydroxy compound, or (ii) a salt of the reaction product, provided that when the acylating agent is a monocarboxylic acylating agent then the hydroxy compound is a monohydroxy compound, and provided that when the ester is formed from a maleic acylating agent, then the ester is formed from a sulfur-containing hydroxy compound or a combination of a polyhydroxy compound and a monohydroxy. The invention also relates to aqueous fluids, greases, and concentrate compositions containing the reaction products and its salts. These additives generally show an ability to improve antiwear (including extreme pressure) and antioxidation properties of lubricants, aqueous fluids, and greases.Type: GrantFiled: October 13, 1992Date of Patent: June 7, 1994Assignee: The Lubrizol CorporationInventors: Richard M. Lange, Syed Q. A. Rizvi, Richard E. Gapinski