Patents by Inventor Won R. Song
Won R. Song 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: 5759967Abstract: The present invention is directed to an oil-soluble lubricating oil additive comprising at least one terminally unsaturated ethylene/alpha-olefin/diene interpolymer of 300 to 20,000 number average molecular weight substituted with mono- or dicarboxylic acid producing moieties (preferably dicarboxylic acid or anhydride moieties), wherein the terminal unsaturation comprises terminal ethenylidene unsaturation. The mono- and dicarboxylic acid or anhydride substituted interpolymers of this invention are useful per se as additives to lubricating oils, and can also be reacted with a nucleophilic reagent, such s amines, alcohols, amino alcohols and reactive metal compounds, to form products which are also useful lubricating oil additives, e.g., as dispersants.Type: GrantFiled: June 16, 1997Date of Patent: June 2, 1998Assignee: Exxon Chemical Patents IncInventors: Won R. Song, Albert Rossi, Howard W. Turner, Howard C. Welborn, deceased, Robert D. Lundberg, Antonio Gutierrez, Robert A. Kleist
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Patent number: 5681799Abstract: The present invention is directed to an oil-soluble lubricating oil additive comprising at least one terminally unsaturated ethylene/alpha-olefin/diene interpolymer of 300 to 20,000 number average molecular weight substituted with mono- or dicarboxylic acid producing moieties (preferably dicarboxylic acid or anhydride moieties), wherein the terminal unsaturation comprises terminal ethenylidene unsaturation. The mono- and dicarboxylic acid or anhydride substituted interpolymers of this invention are useful per se as additives to lubricating oils, and can also be reacted with a nucleophilic reagent, such as amines, alcohols, amino alcohols and reactive metal compounds, to form products which are also useful lubricating oil additives, e.g., as dispersants.Type: GrantFiled: May 3, 1995Date of Patent: October 28, 1997Assignee: Exxon Chemical Patents Inc.Inventors: Won R. Song, Albert Rossi, Howard W. Turner, Howard C. Welborn, deceased, Robert D. Lundberg, Antonio Gutierrez, Robert A. Kleist
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Patent number: 5435926Abstract: The present invention is directed to an oil-soluble fuel and lubricating oil additive comprising at least one terminally unsaturated ethylene alpha-olefin polymer of 300 to 20,000 number average molecular weight substituted with mono- or dicarboxylic acid producing moieties (preferably dicarboxylic acid or anhydride moieties), wherein the terminal unsaturation comprises terminal ethenylidene unsaturation. The mono- and dicarboxylic acid or anhydride substituted polymers of this invention are useful per se as additives to lubricating oils, and can also be reacted with a nucleophilic reagent, such as amines, alcohols, amino alcohols and reactive metal compounds, to form products which are also useful fuel and lubricating oil additives, e.g., as dispersants.Type: GrantFiled: June 21, 1994Date of Patent: July 25, 1995Assignee: Exxon Chemical Patents Inc.Inventors: Antonio Gutierrez, Robert A. Kleist, Won R. Song, Albert Rossi, Howard W. Turner, Howard C. Welborn, deceased, Robert D. Lundberg
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Patent number: 5433757Abstract: The present invention is directed to an oil-soluble fuel and lubricating oil additive comprising at least one terminally unsaturated ethylene alpha-olefin polymer of 300 to 20,000 number average molecular weight substituted with mono- or dicarboxylic acid producing moieties (preferably dicarboxylic acid or anhydride moieties), wherein the terminal unsaturation comprises terminal ethenylidene unsaturation. The mono- and dicarboxylic acid or anhydride substituted polymers of this invention are useful per se as additives to lubricating oils, and can also be reacted with a nucleophilic reagent, such as amines, alcohols, amino alcohols and reactive metal compounds, to form products which are also useful fuel and lubricating oil additives, e.g., as dispersants.Type: GrantFiled: August 29, 1994Date of Patent: July 18, 1995Assignee: Exxon Chemical Patents Inc.Inventors: Won R. Song, Albert Rossi, Howard W. Turner, Howard C. Welborn, Robert D. Lundberg, Antonio Gutierrez, Robert A. Kleist
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Patent number: 5433874Abstract: The present invention is directed to oil-soluble lubricating oil additives comprising Mannich Base condensates of an alkyl substituted hydroxy aromatic compound with formaldehyde and an amine, wherein the alkyl-moiety of the aromatic compounds is derived from a mixture comprising at least one ethylene alpha-olefin copolymer of 300 to 20,000 number average molecular weight, wherein at least about 30% of the polymer's chains contain terminal ethenylidene unsaturation and (ii) at least one polyalkene derived from at least one C.sub.2 to C.sub.20 alkene, the polyalkene having a number average molecular weight of at least about 900. The Mannich Base condensates of this invention are useful as dispersants.Type: GrantFiled: September 28, 1994Date of Patent: July 18, 1995Assignee: Exxon Chemical Patents Inc.Inventors: Won R. Song, Robert D. Lundberg, Antonio Gutierrez, Robert A. Kleist
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Patent number: 5382698Abstract: The present invention is directed to oil-soluble lubricating oil additives comprising borated Mannich Base condensates of an alkyl substituted hydroxy aromatic compound with formaldehyde and an amine, wherein the alkyl-moiety of the aromatic compounds is derived from at least one ethylene alpha-olefin copolymer of 300 to 20,000 number average molecular weight, wherein at least about 30% of the polymer's chains contain terminal ethenylidene unsaturation. The borated Mannich Base condensates of this invention are useful as dispersants.Type: GrantFiled: May 2, 1994Date of Patent: January 17, 1995Assignee: Exxon Chemical Patents Inc.Inventors: Won R. Song, Robert D. Lundberg, Antonio Gutierrez, Robert A. Kleist
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Patent number: 5366647Abstract: The present invention is directed to an oil-soluble oleaginous composition additive comprising at least one terminally unsaturated ethylene alpha-olefin polymer of from above 20,000 to about 500,000 number average molecular weight substituted with mono- or dicarboxylic acid producing moieties (preferably dicarboxylic acid or anhydride moieties), wherein the terminal unsaturation comprises terminal ethenylidene unsaturation. The mono- and dicarboxylic acid or anhydride substituted polymers of this invention are useful per se as additives to oleaginous compositions such as lubricating oils, and can also be reacted with a nucleophilic reagent, such as amines, alcohols, amino alcohols and reactive metal compounds, to form products which are also useful oleaginous composition additives, e.g., as multifunctional viscosity index improvers.Type: GrantFiled: September 9, 1993Date of Patent: November 22, 1994Assignee: Exxon Chemical Patents Inc.Inventors: Antonio Gutierrez, Robert D. Lundberg, Won R. Song
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Patent number: 5350532Abstract: The present invention is directed to an oil-soluble fuel and lubricating oil additive comprising at least one terminally unsaturated ethylene alpha-olefin polymer of 300 to 20,000 number average molecular weight substituted with mono- or dicarboxylic acid producing moieties (preferably dicarboxylic acid or anhydride moieties), wherein the terminal unsaturation comprises terminal ethenylidene unsaturation. The mono- and dicarboxylic acid or anhydride substituted polymers of this invention are useful per se as additives to lubricating oils, and can also be reacted with a nucleophilic reagent, such as amines, alcohols, amino alcohols and reactive metal compounds, to form products which are also useful fuel and lubricating oil additives, e.g., as dispersants.Type: GrantFiled: October 5, 1993Date of Patent: September 27, 1994Assignee: Exxon Chemical Patents Inc.Inventors: Won R. Song, Albert Rossi, Howard W. Turner, Howard C. Welborn, Robert D. Lundberg, Antonio Gutierrez, Robert A. Kleist
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Patent number: 5345002Abstract: The present invention is directed to oil-soluble lubricating oil additives comprising Mannich Base condensates of an alkyl substituted hydroxy aromatic compound with formaldehyde and an amine, wherein the alkyl-moiety of the aromatic compounds is derived from at least one ethylene alpha-olefin copolymer of 300 to 20,000 number average molecular weight, wherein at least about 30% of the polymer's chains contain terminal ethenylidene unsaturation. The Mannich Base condensates of this invention are useful as dispersants.Type: GrantFiled: October 9, 1992Date of Patent: September 6, 1994Assignee: Exxon Chemical Patents Inc.Inventors: Won R. Song, Robert D. Lundberg, Antonio Gutierrez, Robert A. Kleist
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Patent number: 5294234Abstract: The present invention is directed to an oil-soluble lubricating oil additive comprising at least one terminally unsaturated ethylene alpha-olefin polymer of 300 to 20,000 number average molecular weight terminally substituted with amine compounds, which are also useful additives to oleaginous compositions, e.g., as fuel and lubricating oil dispersants.Type: GrantFiled: February 25, 1993Date of Patent: March 15, 1994Assignee: Exxon Chemical Patents Inc.Inventors: Jacob Emert, Alan M. Schilowtiz, Antonio Gutierrez, Won R. Song
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Patent number: 5284595Abstract: The present invention is directed to an oil-soluble lubricating oil additive comprising at least one terminally unsaturated ethylene alpha-olefin polymer of 300 to 20,000 number average molecular weight terminally substituted with amine compounds, which are also useful additives to oleaginous compositions, e.g., as fuel and lubricating oil dispersants.Type: GrantFiled: January 26, 1993Date of Patent: February 8, 1994Assignee: Exxon Chemical Patents Inc.Inventors: Jacob Emert, Alan M. Schilowitz, Antonio Gutierrez, Won R. Song
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Patent number: 5277833Abstract: The present invention is directed to an oil-soluble lubricating oil additive comprising at least one terminally unsaturated ethylene alpha-olefin polymer of 300 to 10,000 number average molecular weight substituted with mono- or dicarboxylic acid producing moieties (preferably dicarboxylic acid or anhydride moieties), wherein the terminal unsaturation comprises terminal ethenylidene unsaturation. The mono- and dicarboxylic acid or anhydride substituted polymers of this invention are useful per se as additives to lubricating oils, and can also be reacted with a nucleophilic reagent, such as amines, alcohols, amino alcohols and reactive metal compounds, to form products which are also useful lubricating oil additives, e.g., as dispersants.Type: GrantFiled: August 12, 1992Date of Patent: January 11, 1994Assignee: Exxon Chemical Patents Inc.Inventors: Won R. Song, Albert Rossi, Howard W. Turner, Howard C. Welborn, Robert D. Lungberg, Antonio Gutierrez, Robert A. Kleist
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Patent number: 5275747Abstract: The present invention is directed to an oil-soluble oleaginous composition additive comprising at least one terminally unsaturated ethylene alpha-olefin polymer of from above 20,000 to about 500,000 number average molecular weight substituted with mono- or dicarboxylic acid producing moieties (preferably dicarboxylic acid or anhydride moieties), wherein the terminal unsaturation comprises terminal ethenylidene unsaturation. The mono- and dicarboxylic acid or anhydride substituted polymers of this invention are useful per se as additives to oleaginous compositions such as lubricating oils, and can also be reacted with a nucleophilic reagent, such as amines, alcohols, amino alcohols and reactive metal compounds, to form products which are also useful oleaginous composition additives, e.g., as multifunctional viscosity index improvers.Type: GrantFiled: February 1, 1990Date of Patent: January 4, 1994Assignee: Exxon Chemical Patents Inc.Inventors: Antonio Gutierrez, Robert D. Lundberg, Won R. Song
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Patent number: 5268115Abstract: An oil-soluble alkyl substituted hydroxyaromatic compound, wherein the alkyl-moiety of the aromatic compounds is derived from at least one ethylene alpha-olefin copolymer of greater or above 25,000 to about 5000,000 number average molecular weight, said copolymer containing from 30 to 80 weight percent ethylene and wherein at least about 30% of the polymer's chains contain terminal ethenylidene unsaturation. The Mannich Base condensates of this invention are useful as multifunctional viscosity index improvers for oleaginous compositions, particularly lubricating oil compositions.Type: GrantFiled: October 26, 1992Date of Patent: December 7, 1993Assignee: Exxon Chemical Patents Inc.Inventors: Antonio Gutierrez, Robert D. Lundberg, Won R. Song
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Patent number: 5266223Abstract: The present invention is directed to an oil-soluble fuel and lubricating oil additive comprising at least one terminally unsaturated ethylene alpha-olefin polymer of 300 to 20,000 number average molecular weight substituted with mono- or dicarboxylic acid producing moieties (preferably dicarboxylic acid or anhydride moieties), wherein the terminal unsaturation comprises terminal ethenylidene unsaturation. The mono- and dicarboxylic acid or anhydride substituted polymers of this invention are useful per se as additives to lubricating oils, and can also be reacted with a nucleophilic reagent, such as amines, alcohols, amino alcohols and reactive metal compounds, to form products which are also useful fuel and lubricating oil additives, e.g., as dispersants.Type: GrantFiled: December 4, 1992Date of Patent: November 30, 1993Assignee: Exxon Chemical Patents Inc.Inventors: Won R. Song, Albert Rossi, Howard W. Turner, Howard C. Welborn, Robert D. Lundberg, Antonio Gutierrez, Robert A. Kleist
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Patent number: 5229022Abstract: The present invention is directed to an oil-soluble fuel and lubricating oil additive comprising at least one terminally unsaturated ethylene alpha-olefin polymer of 300 to 20,000 number average molecular weight substituted with mono- or dicarboxylic acid producing moieties (preferably dicarboxylic acid or anhydride moieties), wherein the terminal unsaturation comprises terminal ethenylidene unsaturation. The mono- and dicarboxylic acid or anhydride substituted polymers of this invention are useful per se as additives to lubricating oils, and can also be reacted with a nucleophilic reagent, such as amines, alcohols, amino alcohols and reactive metal compounds, to form products which are also useful fuel and lubricating oil additives, e.g., as dispersants.Type: GrantFiled: May 15, 1992Date of Patent: July 20, 1993Assignee: Exxon Chemical Patents Inc.Inventors: Won R. Song, Albert Rossi, Howard W. Turner, Howard C. Welborn, Robert D. Lundberg, Antonio Gutierrez, Robert A. Kleist
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Patent number: 5225091Abstract: The present invention is directed to an oil-soluble lubricating oil additive comprising at least one terminally unsaturated ethylene alpha-olefin polymer of 300 to 10,000 number average molecular weight substituted with thiocarboxylic acid producing moieties (preferably acid or anhydride moieties), wherein the terminal unsaturation comprises ethenylidene unsaturation. The thiocarboxylic acid or anhydride substituted polymers of this invention are useful per se as additives to lubricating oils, and can also be reacted with a nucleophilic reagent, such as amines, alcohols, amino alcohols and metal compounds, to form products which are also useful lubricating oil additives, e.g., as dispersants.Type: GrantFiled: April 15, 1991Date of Patent: July 6, 1993Assignee: Exxon Chemical Patents Inc.Inventors: Antonio Gutierrez, Won R. Song, Robert D. Lundberg, Robert A. Kleist
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Patent number: 5225092Abstract: The present invention is directed to an oil-soluble lubricating oil additive comprising at least one terminally unsaturated ethylene alpha-olefin polymer of 300 to 20,000 number average molecular weight terminally substituted with amine compounds, which are also useful additives to oleaginous compositions, e.g., as fuel and lubricating oil dispersants.Type: GrantFiled: February 1, 1990Date of Patent: July 6, 1993Assignee: Exxon Chemical Patents Inc.Inventors: Jacob Emert, Alan M. Schilowitz, Antonio Gutierrez, Won R. Song
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Patent number: 5200103Abstract: The present invention is directed to oil-soluble lubricating oil additives comprising Mannich Base condensates of an alkyl substituted hydroxy aromatic compound with formaldehyde and an amine, wherein the alkyl-moiety of the aromatic compounds is derived from at least one ethylene alpha-olefin copolymer of 300 to 20,000 number average molecular weight, wherein at least about 30% of the polymer's chains contain terminal ethenylidene unsaturation. The Mannich Base condensates of this invention are useful as dispersants.Type: GrantFiled: February 1, 1990Date of Patent: April 6, 1993Assignee: Exxon Chemical Patents Inc.Inventors: Won R. Song, Robert D. Lunberg, Antonio Gutierrez, Robert A. Kleist
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Patent number: 5186851Abstract: The present invention is directed to oil-soluble lubricating oil additives comprising Mannich Base condensates of an alkyl substituted hydroxy aromatic compound with formaldehyde and an amine, wherein the alkyl-moiety of the aromatic compounds is derived from at least one ethylene alpha-olefin copolymer of 300 to 10,000 number average molecular weight, wherein at least about 30% of the polymer's chains contain terminal ethenylidene unsaturation. The Mannich Base condensates of this invention are useful as dispersants.Type: GrantFiled: April 7, 1992Date of Patent: February 16, 1993Assignee: Exxon Chemical Patents Inc.Inventors: Antonio Gutierrez, Won R. Song, Robert D. Lundberg, Robert A. Kleist