Patents Assigned to R. T. Vanderbilt Company, Inc.
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Publication number: 20130123156Abstract: 1-[Di(4-octylphenyl)aminomethyl]tolutriazole is prepared in a mineral oil wherein the reaction also contains between 0.1 and 5% by weight of a polyacrylate polymer dissolved in a mineral oil. The liquid product shows increased storage stability with respect to crystallization of the 1-[di(4-octylphenyl)aminomethyl]tolutriazole when the polyacrylate polymer is added during the reaction to prepare the 1-[Di(4-octylphenyl)aminomethyl]tolutriazole.Type: ApplicationFiled: October 11, 2012Publication date: May 16, 2013Applicant: R.T. VANDERBILT COMPANY, INC.Inventor: R.T. VANDERBILT COMPANY, INC.
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Publication number: 20120289443Abstract: An extreme pressure additive composition for use in grease contains alkaline earth metal derivatives of 2,5-dimercapto-1,3,4-thiadiazole (DMTD) complexed to alkylene glycol fluids and or PAG fluids. In addition, additives for extreme pressure and antiwear contain a complex of alkali and/or alkaline earth metal derivatives of DMTD with alkylene glycol fluids and or PAG fluids, in combination with an organophosphorus compound.Type: ApplicationFiled: May 8, 2012Publication date: November 15, 2012Applicant: R.T. VANDERBILT COMPANY, INC.Inventors: Ronald J. TEPPER, Gaston A. AGUILAR
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Publication number: 20120264666Abstract: A novel molybdenum dithiocarbamate composition is produced by preparing a di-tridecylamine (DTDA) intermediate from a butylene feedstock comprising greater than 50% 2-butylene, and preparing a molybdenum dithiocarbamate composition from the DTDA intermediate.Type: ApplicationFiled: March 21, 2012Publication date: October 18, 2012Applicant: R.T. VANDERBILT COMPANY, INC.Inventors: Steven G. DONNELLY, Gaston A. Aguilar, Kevin J. Chase, William T. Wallack
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Patent number: 8287765Abstract: Systems and compositions have a three component antioxidant blend for extending color and clarity of a thermoplastic polymer. The antioxidant blend includes a zinc dithiocarbamate, a phenolic and a thioether with a weight ratio range of about 1-2:1-2:1-2. A loading level of the antioxidant blend is from about 0.01 wt. % to about 1 wt. % of the systems and compositions.Type: GrantFiled: January 16, 2009Date of Patent: October 16, 2012Assignee: R.T. Vanderbilt Company, Inc.Inventor: John DeMassa
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Publication number: 20120258896Abstract: A lubricating oil composition comprising a zinc dithiocarbamate fraction, for use in a gasoline or diesel engine equipped with fluoroelastomer seals, wherein said zinc dithiocarbamate fraction consists essentially of zinc dithiocarbamate molecules per Formula I: having alkyl groups R1, R2, R3, and R4, wherein the weighted total average for carbon chain lengths for all molecules together is 9 or more:Type: ApplicationFiled: April 2, 2012Publication date: October 11, 2012Applicant: R.T. VANDERBILT COMPANY, INC.Inventors: Gaston A. AGUILAR, Francis S. Cheng, Kevin J. Chase
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Patent number: 8211839Abstract: The invention relates to an extreme pressure additive composition with excellent corrosion resistance properties for use in grease, as well as a lubricating grease composition containing the additive. The additive composition is based on (a) approximately equal amounts by mass of antimony diamyldithiocarbamate and zinc diamyldithiocarbamate, and (b) thiadiazole dimer poly(ether)glycol complex; at (a):(b) mass ratio of about 1.6:1 to about 9.6:1.Type: GrantFiled: May 27, 2010Date of Patent: July 3, 2012Assignee: R.T. Vanderbilt Company, Inc.Inventors: Ronald J. Tepper, Gaston A. Aguilar, Robert Heverly
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Publication number: 20120088887Abstract: The invention relates to an accelerator agent of a novel blend of aldehyde-amine condensation product and aliphatic amines for diaminic, metal oxide, sulfur, and triazine crosslinkable elastomers.Type: ApplicationFiled: October 6, 2011Publication date: April 12, 2012Applicant: R.T. VANDERBILT COMPANY, INC.Inventors: JENNIFER A. FORGUE, Chris M. Nola, Roger L. Burtraw, II
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Patent number: 8138132Abstract: A lubricant composition is provided as follows: At least 90% of a base grease; (a) a thiadiazole poly(ether)glycol complex in an amount which provides about 1500 to 3500 ppm sulfur; (b) molybdenum dihydrocarbyldithiophosphate in amount which provides about 77 to 450 ppm molybdenum; and (c) zinc dihydrocarbyldithiophosphate in an amount which provides about 600 to 1000 ppm zinc. An additive composition for grease, consisting of components (a), (b) and (c), is also provided.Type: GrantFiled: December 11, 2008Date of Patent: March 20, 2012Assignee: R.T. Vanderbilt Company, Inc.Inventors: Gaston A Aguilar, Ronald J Hiza
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Patent number: 8093190Abstract: An antioxidant lubricant composition has at least 50 wt % of a lubricating base oil and an oil-soluble metal compound providing between 1 and 2,000 parts per million of metal to the lubricant composition, the metal compound being chosen from the group consisting of molybdenum, tungsten titanium and boron compounds, and an oil-soluble hindered amine providing between about 0.001 and about 2 wt % of oil-soluble hindered amine to the lubricant composition, and optionally, an oil-soluble diarylamine providing between 0.001 and about 2 wt % of oil-soluble diarylamine to the lubricant composition.Type: GrantFiled: December 10, 2010Date of Patent: January 10, 2012Assignee: R.T. Vanderbilt Company, Inc.Inventors: Kevin J. Chase, John M DeMassa, Brian Stunkel, Glenn A. Mazzamaro, Steven G. Donnelly
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Publication number: 20120004151Abstract: Compositions comprising silicone fluids are formulated to provide improved metal-to-metal lubrication. Such Lubricating compositions comprise a major amount of (1) one or more siloxane polymer (“silicone fluids”) selected from dimethyl siloxane polymers (also known as dimethyl silicone) and/or phenylmethyl dimethyl siloxane copolymers (also known as phenyl silicone), and lesser amounts of (2) synthetic and/or bio-based ester co-fluid, and (3) an alkoxylated aliphatic polyamine derivative. Unexpectedly, the compositions show a significant improvement in metal-to-metal lubrication, performing better than either the silicone fluids alone or and a combination of silicone with-ester and or silicone with-alkoxylated aliphatic polyamine combinations.Type: ApplicationFiled: June 29, 2011Publication date: January 5, 2012Applicant: R.T. VANDERBILT COMPANY, INC.Inventors: GASTON A. AGUILAR, FRANCIS S. CHENG, RONALD J. TEPPER
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Publication number: 20110294706Abstract: The invention relates to an extreme pressure additive composition with excellent corrosion resistance properties for use in grease, as well as a lubricating grease composition containing the additive. The additive composition is based on (a) approximately equal amounts by mass of antimony diamyldithiocarbamate and zinc diamyldithiocarbamate, and (b) thiadiazole dimer poly(ether)glycol complex; at (a):(b) mass ratio of about 1.6:1 to about 9.6:1.Type: ApplicationFiled: May 27, 2010Publication date: December 1, 2011Applicant: R.T. VANDERBILT COMPANY, INC.Inventors: RONALD J. TEPPER, GASTON A. AGUILAR, ROBERT HEVERLY
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Publication number: 20110237475Abstract: A low-phosphorus lubricating composition having less than 600 ppm phosphorus, comprising at least 85 weight % of a lubricating base blend, and an additive comprising the following, as a weight % of the total composition: (1) an amine tungstate compound at an amount which provides about 0.1 to 1400 ppm W; (2) an alkylated diphenylamine at about 0.1-2%; and (3) a zinc dithiocarbamate at about 0.1-2%.Type: ApplicationFiled: March 25, 2011Publication date: September 29, 2011Applicant: R.T. VANDERBILT COMPANY, INC.Inventors: Steven G. Donnelly, Ronald J. Hiza, Glenn A. Mazzamaro
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Publication number: 20110237474Abstract: A low-phosphorus lubricating composition has less than 600 ppm phosphorus, comprising at least 85 weight % of a lubricating base blend, and an additive comprising the following, as weight % of the total composition: (1) an organomolybdenum compound at an amount which provides about 0.1-800 ppm Mo; (2) a hindered phenol at about 0.1-2%; and (3) a dithiocarbamate at about 0.1-2%; with a first proviso that where the dithiocarbamate does not comprise a metal dithiocarbamate, the additive additionally comprises: (4) an alkylated diphenylamine at about 0.1-2%, and with a second proviso that where the organomolybdenum compound comprises molybdenum dithiocarbamate, it is considered a metal dithiocarbamate for purposes of the first proviso[G1], but is considered an organomolybdenum compound for the purposes of calculation of the amount present in the total composition.Type: ApplicationFiled: March 25, 2011Publication date: September 29, 2011Applicant: R.T. VANDERBILT COMPANY, INC.Inventors: Glenn A. Mazzamaro, Steven G. Donnelly, Ronald J. Hiza
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Publication number: 20110230579Abstract: A scorch inhibitor composition for polyurethane foams is composed of (a) one or more derivatized phenolic compounds in an amount of about 60-80% by weight; (b) one or more aromatic amines in the form of a liquid in an amount of about 15-35% by weight; (c) an alkyl-substituted hydroquinone in an amount of about 4-8% by weight, and (d) phenothiazine at 0 to about 1.0% by weight.Type: ApplicationFiled: March 18, 2010Publication date: September 22, 2011Applicant: R.T. VANDERBILT COMPANY, INC.Inventor: JOHN M. DEMASSA
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Patent number: 7943685Abstract: The invention pertains to a latex compound comprising a natural rubber or a synthetic rubber material and a curing system having organic peroxide. The invention also concerns a method of curing a latex film comprising the steps of forming a film from a latex compound comprising a natural rubber or synthetic rubber material and a curing system having organic peroxide and heating the film to obtain cured natural rubber or synthetic rubber materials.Type: GrantFiled: March 31, 2006Date of Patent: May 17, 2011Assignee: R.T. Vanderbilt Company, Inc.Inventor: Carrie Ann Webster
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Patent number: 7935663Abstract: Novel molybdenum compounds are prepared by reacting a hindered amine with a molybdenum source, in the presence of one of (a) water, (b) a diol and water, and (c) the reaction product of a fatty oil and a multifunctional amine, and water. Lubricant compositions containing these new compounds are more stabilized against oxidation and have improved friction reducing properties. Synergy is observed when the novel compounds are combined with a diaryl amine in a lubricant composition.Type: GrantFiled: March 3, 2008Date of Patent: May 3, 2011Assignee: R. T. Vanderbilt Company, Inc.Inventors: Kevin J. Chase, John M. DeMassa, Brian W. Stunkel, Glenn A. Mazzamaro
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Publication number: 20110077178Abstract: An antioxidant lubricant composition has at least 50 wt % of a lubricating base oil and an oil-soluble metal compound providing between 1 and 2,000 parts per million of metal to the lubricant composition, the metal compound being chosen from the group consisting of molybdenum, tungsten titanium and boron compounds, and an oil-soluble hindered amine providing between about 0.001 and about 2 wt % of oil-soluble hindered amine to the lubricant composition, and optionally, an oil-soluble diarylamine providing between 0.001 and about 2 wt % of oil-soluble diarylamine to the lubricant composition.Type: ApplicationFiled: December 10, 2010Publication date: March 31, 2011Applicant: R.T. VANDERBILT COMPANY, INC.Inventors: Kevin J. CHASE, John M. DeMassa, Brian W. Stunkel, Glenn A. Mazzamaro, Steven G. Donnelly
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Patent number: 7902403Abstract: The present invention relates to oligomeric or polymer dithiophosphate di- or poly-sulfides and their utility in rubbers. Another aspect of the invention is a method for making oligomeric or polymeric dithiophosphates by reacting phosphorous pentasulfide with a di- or polyol and a mono alcohol to produce a dithiophosphoric acid, and then oxidizing the dithiophosphoric acid with an oxidizing agent to produce an oligomeric or polymeric dithiophosphate.Type: GrantFiled: January 31, 2008Date of Patent: March 8, 2011Assignee: R.T. Vanderbilt Company, Inc.Inventors: Thomas J. Karol, Ronald J. Tepper
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Patent number: 7902131Abstract: Molybdenum-free lubricating compositions are provided, having an antioxidation additive composition based on a combination of (1) alkylated diphenylamine (APDA), (2) polyamine dispersant, and (3) monoglyceride, ethoxylated amide, or mixtures thereof. Further synergy is achieved when component (3) is borated, allowing a reduction in phosphorus levels to below 0.08% or even a phosphorus-free composition.Type: GrantFiled: April 26, 2007Date of Patent: March 8, 2011Assignee: R.T. Vanderbilt Company, Inc.Inventors: Gaston A. Aguilar, Brian Stunkel, Steven G. Donnelly
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Patent number: 7897549Abstract: An additive for imparting antiwear properties to a lubricant composition is based on a combination of (1) an organo borate ester composition and (2) one or more sulfur- or phosphorus-containing compounds or a non-sulfur molybdenum compound. The sulfur- or phosphorus-containing compounds are dithiocarbamate, bisdithiocarbamate, 1,3,4-diathiazole, phosphorodithioate, phosphorodithioate esters, and the molybdenum compound is prepared by reacting (a) about 1.0 mole of fatty oil having 12 or more carbon atoms, (b) about 1.0 to 2.5 moles diethanolamine and (c) a molybdenum source.Type: GrantFiled: March 24, 2008Date of Patent: March 1, 2011Assignee: R.T. Vanderbilt Company, Inc.Inventors: Thomas J. Karol, Steven G. Donnelly