Patents Assigned to International Lubricants Inc.
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Patent number: 7423000Abstract: There is disclosed a friction reducing compound, comprising an intermediate adduct of a first moiety reacted in a first reaction with a second moiety to form the intermediate adduct and further esterifying or amidafying the intermediate adduct with a third moiety in a molar ratio of from about 1:2 to about 2:1, wherein the first moiety is an unsaturated synthetic dieneophilic base oil, wherein the second moiety is a compound having a diene conjugated carbon-carbon double bond and a carboxylic acid moiety or anhydride group, wherein the first reaction comprises mixing the first moiety with the second moiety in a molar ratio of from about 1:2 to about 2:1 under an inert atmosphere; and wherein the third moiety is a polyhydroxy compound.Type: GrantFiled: April 23, 1999Date of Patent: September 9, 2008Assignee: International Lubricants, Inc.Inventors: Will F. Williamson, Blaine Rhodes
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Patent number: 7388509Abstract: A system for detecting electrolysis in an automobile system includes a probe, a microcontroller electrically coupled to the probe, a power supply configured to supply power to the microcontroller, a ground lead, and an optical indicator operationally coupled to the microcontroller. According to one embodiment, the microcontroller is configured to read a voltage across the probe and the ground lead when the probe is inserted into a coolant fluid and the ground is coupled to a ground source, analyze the voltage, and illuminate the optical indicator in response to the voltage analysis.Type: GrantFiled: September 28, 2005Date of Patent: June 17, 2008Assignee: International Lubricants, Inc.Inventor: Patrick B. Burrow
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Patent number: 6239298Abstract: There is disclosed a fuel lubricity additive, made by a two-step process wherein the first step is co-reacting an unsaturated base oil, predominantly from vegetable oil sources, and a compound having a diene structure and a carboxylic acid group, wherein the second step is esterifying or amidifying the free carboxylic acid group of anhydride group with a poly-hydroxy-containing compound or poly-amine compound to form the final fuel lubricity additive useful in diesel fuels. The inventive fuel lubricity additive also is useful as a dispersant.Type: GrantFiled: May 26, 1998Date of Patent: May 29, 2001Assignee: International Lubricants Inc.Inventors: Will F. Williamson, Phillip S. Landis, Blaine N. Rhodes
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Patent number: 5780397Abstract: There is disclosed a lubricant additive ingredient that imparts extreme pressure anti-wear properties to lubricant additive compositions. Specifically, there is disclosed a derivative of a vegetable oil triglyceride, a wax ester or a telomerized oil reacted with phosphorous pentasulfide to produce a phosphorous-sulfur (PS) extreme pressure additive.Type: GrantFiled: September 25, 1996Date of Patent: July 14, 1998Assignee: International Lubricants, Inc.Inventors: Phillip S. Landis, Blaine N. Rhodes, Will F. Williamson
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Patent number: 5567345Abstract: There is disclosed a lower range viscosity telomer oil with an acid number of less than 20 and a viscosity range of from 5000 sus to 12,000 sus at 40.degree. C. The lower range viscosity telomer oil product of claim 1 further comprises no more than 4% polyunsaturated fatty acids and a plurality of aliphatic rings, wherein the telomer vegetable oil is made from about 5% to about 15% of a conjugated triglyceride oil, wherein the conjugated triglyceride oil has at least 50% of fatty acids having at least two conjugated double bonds, and from about 85% to about 95% of an unconjugated unsaturated vegetable oil, wherein the unconjugated unsaturated vegetable oil has from about 10% to about 75% of its fatty acids being polyunsaturated and having from about 16 to about 26 carbon atom chain length (unbranched).Type: GrantFiled: January 30, 1995Date of Patent: October 22, 1996Assignee: International Lubricants, Inc.Inventor: Phillip S. Landis
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Patent number: 5454965Abstract: There is disclosed an improved telomerized oil comprising no more than 4% polyunsaturated fatty acids and a plurality of aliphatic rings, wherein the improved telomerized oil is made from about 20% to about 70% of a conjugated triglyceride oil, wherein the conjugated triglyceride oil has at least 50% of fatty acids having at least two conjugated double bonds and from about 30% to about 80% of a vegetable triglyceride oil, wherein the vegetable triglyceride oil has from about 10% to about 75% of its fatty acids being polyunsaturated and having from about 16 to about 26 carbon atom chain length (unbranched).Type: GrantFiled: August 18, 1993Date of Patent: October 3, 1995Assignee: International Lubricants, Inc.Inventors: Alka Shanahan, Phillip S. Landis
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Patent number: 5413726Abstract: There is disclosed a group of lubricant additives that have improved oxidative stability, high viscosity and relatively lower cost and that comprise telomerized vegetable oils having no more than 4% polyunsaturated fatty acids. There is also disclosed sulfurized and phosphite adduct derivatives of telomerized vegetable oil for use as lubricant additives.Type: GrantFiled: May 14, 1993Date of Patent: May 9, 1995Assignee: International Lubricants, Inc.Inventor: Phillip S. Landis
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Patent number: 5282989Abstract: There is disclosed a lubricating composition consisting essentially of a lubricant base and a lubricant additive wherein the lubricant additive comprises at least two groups of ingredients, wherein, the first group is a triglyceride vegetable oil, a wax ester of a triglyceride vegetable oil and combinations, the second group is a sulfurized mixture of a triglyceride vegetable oil and a wax ester of a triglyceride vegetable oil, and the third group is a phosphite adduct of triglyceride vegetable oil, a phosphite adduct of wax ester and combinations.Type: GrantFiled: June 16, 1992Date of Patent: February 1, 1994Assignee: International Lubricants, Inc.Inventors: Frank L. Erickson, Robert E. Anderson, Phillip S. Landis
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Patent number: 5262074Abstract: There is disclosed a dry film lubricant for use in metal stamping, fabricating and forming operations. The dry film lubricant comprises a wax component suspended in an aqueous solvent. The wax component comprises a saturated wax ester having a carbon chain length from about 28 to about 44 carbons atoms in length surrounding an ester bond. The unsaturated component comprises a phosphite adduct friction modifier and an unsaturated vegetable oil or modified unsaturated vegetable oil.Type: GrantFiled: May 20, 1992Date of Patent: November 16, 1993Assignee: International Lubricants, Inc.Inventors: Frank Erickson, David L. Folkins
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Patent number: 5229023Abstract: There is disclosed a group of lubricant additives that have improved oxidative stability, high viscosity and relatively lower cost and that comprise telomerized vegetable oils having no more than 4% polyunsaturated fatty acids. There is also disclosed sulfurized and phosphite adduct derivatives of telomerized vegetable oil for use as lubricant additives.Type: GrantFiled: October 11, 1991Date of Patent: July 20, 1993Assignee: International Lubricants, Inc.Inventor: Phillip S. Landis
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Patent number: 4970010Abstract: There is disclosed lubricant additives that comprise combination of vegetable oil as a triglyceride or a wax ester, sulfurized triglyceride vegetable oil or sulfurized wax ester of vegetable oil, and phosphite adducts of triglyceride vegetable oil, wax ester of vegetable oil or jojoba oil. There is also disclosed a process for sulfurizing triglyceride vegetable oil that is soluble in a lubricant base, such as mineral oil.Type: GrantFiled: December 9, 1988Date of Patent: November 13, 1990Assignee: International Lubricants, Inc.Inventors: Frank L. Erickson, Robert E. Anderson, Phillip S. Landis
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Patent number: 4925581Abstract: There is disclosed lubricant additives that comprise a combination of meadowfoam oil as a triglyceride or a wax ester, sulfurized triglyceride meadowfoam oil or sulfurized wax ester of meadowfoam oil, and phosphite adducts of triglyceride meadowfoam oil or wax ester of meadowfoam oil. There is also disclosed a process for sulfurizing triglyceride meadowfoam oil that is soluble in a lubricant base, such as mineral oil.Type: GrantFiled: July 19, 1988Date of Patent: May 15, 1990Assignee: International Lubricants, Inc.Inventors: Frank L. Erickson, Robert E. Anderson, Phillip S. Landis
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Patent number: 4873008Abstract: There is disclosed an improved lubricant base composition for incorporation into a wide variety of lubricating compositions. The improved lubricant base composition comprises at least two ingredients selected from jojoba oil, sulfurized jojoba oil, and a phosphite adduct of jojoba oil.Type: GrantFiled: November 16, 1988Date of Patent: October 10, 1989Assignee: International Lubricants, Inc.Inventors: Phillip S. Landis, Frank Erickson
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Patent number: D298805Type: GrantFiled: December 9, 1985Date of Patent: December 6, 1988Assignee: International Lubricants, Inc.Inventor: William H. Harrison