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| Number | Title | Issue Date |
| 7902132 | Additive system for lubricants The invention relates to compositions suitable as additive packages for lubricants and other functional fluids, the composition comprising sulfur-containing extreme pressure components, phosphorus-containing anti-wear additives, a triazole-containing species. A pref... | 03/08/2011 |
| 7846882 | Electrical oil formulation Electrical oil formulation comprising a base oil component and an additive, wherein (i) at least 80 wt % of the base oil component is a paraffin base oil having a paraffin content of greater than 80 wt % paraffins and a saturates content of greater than 98 wt % and ... | 12/07/2010 |
| 7772168 | Vegetable oil lubricating composition A lubricating composition includes, in weight %, at least 90 percent of a vegetable oil, and an additive composition including: (a) about 1.5 to 2 percent triphenylphosphorothionate (TPPT), (b) about 0.1 to 3 perce... | 08/10/2010 |
| 7648948 | Additive system for lubricants The invention relates to compositions suitable as additive packages for lubricants and other functional fluids, the composition comprising sulfur-containing extreme pressure components, phosphorus-containing anti-wear additives, a triazole-containing species. A pref... | 01/19/2010 |
| 7214648 | Lubricant and additive formulation An engine lubricant formulated as a complete crankcase motor oil or additive concentrate composed of a combination of chemical constituents including a base oil selected from a synthetic oil, a mineral oil or semi-synthetic base oil (hydrogenated oil) or combination... | 05/08/2007 |
| 6919300 | Penetrating lubricant composition A protective lubricating composition is provided which will penetrate readily to closely fitting frictional parts and form a protective non-migrating lubricating film improving lubrication between the moving parts reducing friction and wear and preventing corrosion.... | 07/19/2005 |
| 6780824 | Emulsifier system, anti-corrosive and low-temperature lubricant emulsion Emulsifier system containing a) ethoxylates/propoxylates of fatty alcohols with 8 to 18 C atoms in the alcohol with 2 to 6 ethylene oxide units and 4 to 8 propylene oxide units, b) fatty alcohols and/or fatty alcohol propoxylates with 12 to 24 C atoms in the alcohol... | 08/24/2004 |
| 6620772 | Biodegradable penetrating lubricant A biodegradable penetrating lubricant, comprised of: (A) at least one triglyceride oil of the formula: ##STR1## wherein R1, R2, and R3 are aliphatic hydrocarbyl groups containing from about 7 to about 23 carbon atoms; (... | 09/16/2003 |
| 6558569 | Low viscosity functional fluids compositions Low viscosity functional fluid compositions particularly useful as brake fluids in anti-lock brake systems comprising a borate ester component, an alkoxy glycol component and an additive package which includes a corrosion inhibitor.... | 05/06/2003 |
| 6559107 | Thiadiazolidine additives for lubricants Disclosed herein is a composition comprising: (A) a lubricant, and (B) at least one 5-alkyl-2-thione-1,3,4-thiadiazolidine compound of the formula: ##STR1## wherein R1 is a hydrocarbon or functionalized hydrocarbon of from 1 to 30 carbon atoms,... | 05/06/2003 |
| 6492306 | Nitrogen containing dispersant-viscosity improvers A composition comprising a hydrocarbon polymer having attached thereto pendant groups Aa and Bb wherein each A is independently selected from members of the group consisting of: groups of the formula ##STR1## and each B is independen... | 12/10/2002 |
| 6486101 | Nitrogen containing dispersant-viscosity improvers A composition comprising a hydrocarbon polymer having Mn ranging from 20,000 to about 500,000, when the polymer is not a star polymer, and up to about GPC peak molecular weight of 4,000,000 when the polymer is a star polymer having attached the... | 11/26/2002 |
| 6436881 | High temperature lubricant composition Improved synthetic lubricants based on a 100% polyol ester composition suitable for use in high temperature static chain oil applications is provided. The lubricant includes a base stock based on a polyol ester that is the reaction product of a neopentyl ... | 08/20/2002 |
| 6410490 | Stabilized hydrotreated and hydrowaxed lubricant compositions The instant invention relates to a lubricant composition stabilized against the deleterious effects of heat and oxygen. The composition comprises a hydrotreated or hydrodewaxed oil and an effective antioxidant stabilizing amount of a mixture of a phenolic... | 06/25/2002 |
| 6288013 | Nitrogen containing dispersant-viscosity improvers A composition comprising a hydrocarbon polymer having Mn ranging from 20,000 to about 500,000, when the polymer is not a star polymer, and up to about GPC peak molecular weight of 4,000,000 when the polymer is a star polymer having attached the... | 09/11/2001 |
| 6265358 | Nitrogen containing dispersant-viscosity improvers A composition comprising a hydrocarbon polymer having Mn ranging from 20,000 to about 500,000, when the polymer is not a star polymer, and up to about GPC peak molecular weight of 4,000,000 when the polymer is a star polymer having attached the... | 07/24/2001 |
| 6207623 | Industrial oils of enhanced resistance to oxidation A lubricating oil formulation containing a major amount of a base oil of lubricating viscosity and a minor amount of additives comprising a combination of phenyl naphthyl amine, dimercaptothiadiazole or derivative thereof, and triazole or benzotriazole or... | 03/27/2001 |
| 6074992 | Functional fluid compositions Functional fluids comprising at least one compound selected from the group consisting of a glycol, a glycol ether, an ester, a hydrocarbon, and mixtures thereof and an effective amount of benzotriazole, a derivative thereof such as tolyltriazole or mixtur... | 06/13/2000 |
| 6046144 | Combination of phosphate based additives and sulfonate salts for hydraulic fluids and lubricating compositions Disclosed are synergistic antioxidant compositions composed of (1) amine salts of alkyl phosphates and (2) ethylenediamine, ammonium or metal salts of alkylarylsulfonates. The antioxidant compositions are useful for formulating zinc-free antiwear hydrauli... | 04/04/2000 |
| 5840663 | Power transmitting fluids improved anti-shudder durability The anti-shudder durability of power transmitting fluids, particularly automatic transmission fluids, is improved by incorporating a combination of low potency friction modifiers, alkyl phosphites, specific ashless dispersants and a corrosion inhibitor. T... | 11/24/1998 |
| 5756430 | Mist oil lubricant Mist oil lubricants are disclosed based on polycarboxylic acid esters as the base oil which have added 1 to 5% of polyisobutylene Mn 400-2500 as stray mist suppressants.... | 05/26/1998 |
| 5714442 | Compounds with (benzo) triazole radicals A description is given of compounds of the formula I, and mixtures thereof, ##STR1## (I), in which Y and Z independently of one another are a radical of the formula ##STR2## (III) R and R1 independently of one another are hydrogen, C | 02/03/1998 |
| 5681506 | Corrosion inhibiting lubricant composition A corrosion inhibiting lubricating composition comprises: (a) a synthetic ester base stock; (b) at least one aromatic amine antioxidant; (c) a neutral organic phosphate of the formula (R1 O)3 PO where R1 is a tolyl, phenyl, xylyl, a... | 10/28/1997 |
| 5580482 | Stabilized lubricant compositions The instant invention relates to a lubricant composition stabilized against the deleterious effects of heat and oxygen. The composition comprises a triglyceride oil or an oil which is an ester wherein unsaturation is present in either the alcohol moiety o... | 12/03/1996 |
| 5298177 | Functional fluid with triglycerides, detergent-inhibitor additives and viscosity modifying additives A functional fluid is disclosed which comprises (A) at least one triglyceride; (B) at least one detergent-inhibitor additive; and (C) at least one viscosity modifying additive and further comprising (D) at least one synthetic oil.... | 03/29/1994 |
| 5225549 | Perfluoropolyether lubricants for electromagnetic recording media Lubricants for electromagnetic recording media are characterized in that they are amides, imides or amide-imides consisting of perfluoroalkylpolyether derivatives. The derivatives are reacted with perfluoropolyether radicals and cyclic amino compounds, ... | 07/06/1993 |
| 5219482 | Rust and haze inhibiting lubricating oil additive-reaction product of n-alkyl-maliimide and 5-amino-triazole A lubricating oil additive with rust and haze inhibiting properties which comprises the reaction product of a long chain alkyl substituted maleimide represented by the figure ##STR1## where R is C3 -C30 alkyl radical comprising ... | 06/15/1993 |
| 5182041 | Dispersant - anti-oxidant additive and lubricating oil composition containing same An additive composition comprising a graft and amine-derivatized polymer having an average molecular weight ranging from about 300 to 3500 which has been reacted with at least one olefinic carboxylic acid acylating agent to form one or more acylating reac... | 01/26/1993 |
| 5179127 | Halopropargyl acyl compound, compositions, microbicidal uses and processes of preparation Compounds of the formula ##STR1## wherein A is selected from the group consisting of (1) phenyl, (2) naphthyl, (3) phenyl substituted with one or more halo, cyano, (C1 -C4)alkyl, nitro, (C1 -C4)haloalkyl, a... | 01/12/1993 |
| 5174915 | Medium speed diesel engine lubricating oils There is provided a lubricating oil composition for use in medium speed diesel engines, such as railroad locomotive diesel engines. This lubricating oil composition comprises an oil of lubricating viscosity and a minor amount of a reaction product that is... | 12/29/1992 |
| 5169546 | Multifunctional viscosity index improvers having dispersant and antioxidant properties and lubricating oil composition containing same An additive, a lubricating oil composition which incorporates the additive, and a concentrate for a lubricating oil are disclosed. The additive includes (a) a halogenated copolymer prepared from ethylene, a C3 to C18 alpha-olefin, pr... | 12/08/1992 |
| 5156759 | High temperature compressor oil A lubricating composition has been found which has particular utility in gas compressors. The composition comprises a polyalphaolefin base oil, an ester oil solubilizer, antioxidants and metal passivators. The composition replaces a mineral oil formulatio... | 10/20/1992 |
| 5139688 | Dispersant and antioxidant additive and lubricating oil composition containing same An additive composition comprising an amine-derivatized oxidized copolymer prepared from ethylene and at least one C3 to C10 alpha-monoolefin and, optionally, a polyene selected from non-conjugated dienes and trienes comprising from ... | 08/18/1992 |
| 5080815 | Method for preparing engine seal compatible dispersant for lubricating oils comprising reacting hydrocarbyl substituted discarboxylic compound with aminoguanirise or basic salt thereof A dispersant composition having improved compatibility with fluorohydrocarbon-containing elastomeric engine seals, said dispersant composition comprising the reaction product obtained by reacting a C30 -C250 hydrocarbyl-substituted s... | 01/14/1992 |
| 5076948 | Lubricant composition stabilized with substituted 1,2,4-triazoles The present invention provides compositions comprising organic material susceptible to degradation and, as metal deactivator and/or antioxidant, at least one compound having the formula(I): ##STR1## wherein X is a group of formula II: ##STR2## ... | 12/31/1991 |
| 5019283 | Enhancing antiwear and friction reducing capability of certain xanthate containing molybdenum sulfide compounds It now has been discovered that lubricating compositions containing an additive formed by reacting Mo(CO)6 with dixanthogen can be enhanced by the inclusion in the composition ligands selected from polydentate ligands and mixtures thereof. Thus... | 05/28/1991 |
| 5002698 | Sulfur- and nitrogen-containing lubricant additives Compositions containing a lubricant, a hydraulic fluid or a metal-working fluid and at least one compound of the formula I ##STR1## in which R, R4, R5 and n are as defined in claim 1, are described. The compounds of the formula ... | 03/26/1991 |
| 4992186 | Enhancing antiwear and friction reducing capability of certain molybdenum (V) sulfide compounds It now has been discovered that lubricating compositions containing (disulfido) tris (N, N-substituted dithiocarbamato) Mo(V) compounds can be enhanced by the inclusion in the composition certain polydentate ligands. Thus, the present invention comprises ... | 02/12/1991 |
| 4948523 | Chlorine-free silver protective lubricant composition (I) A lubricating composition, preferably essentially free of zinc dihydrocarbyldithiophosphate compounds, and optionally free of chlorine containing silver lubricity agents, comprising a major proportion of an oil of lubricating viscosity and a minor amount ... | 08/14/1990 |
| 4908145 | Engine seal compatible dispersants for lubricating oils There is provided a process for preparing an oil-soluble composition that is suitable for use as a dispersant in lubricating oils, is compatible with fluorohydrocarbon elastomers, and is rich in alkyl bis-3-amino-1,2,4-triazole. Selected conditions are ne... | 03/13/1990 |
