The present disclosure provides a vehicle fluid delivery system comprising (a) a housing defining a first cavity, wherein the housing includes a first side and a second side opposite the first side, the first side and the second side being separated by a continuous side wall extending around their peripheries, and wherein the housing is adapted to be removable from a vehicle, (b) a fluid reservoir positioned in the first cavity of the housing, (c) a fluid port coupling disposed on the first side of the housing and providing fluid access to the fluid reservoir, and (d) a fluid barrier external to and contiguous with the side wall.
2 are independently selected from substituted hydrocarbyl moieties containing from 1 to 10 carbon atoms or unsubstituted hydrocarbyl moieties containing from 1 to 10 carbon atoms.
An apparatus for in-line monitoring of nitrite content in a metalworking fluid is provided, the apparatus comprising a sample inlet for receiving a sample of a metalworking fluid, a dilution inlet for receiving a dilution fluid, a reagent inlet for receiving a photoactive reagent, a reaction volume for containing a sample mixture in fluid communication with the sample inlet, dilution inlet and reagent inlet, a photometer for monitoring the sample mixture, and a flow control system for controlling fluid flow in the apparatus, to: selectively introduce the sample, the dilution fluid and/or the photoactive reagent from the respective inlets to the reaction volume to form the sample mixture, retain the sample mixture in the reaction volume and discharge the sample mixture from the reaction volume.
G01N 31/22 - Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroups; Apparatus specially adapted for such methods using chemical indicators
G01N 21/94 - Investigating contamination, e.g. dust
G01N 21/85 - Investigating moving fluids or granular solids
6.
Aqueous metalworking fluids and methods for using the same
This disclosure relates generally to metalworking fluids. This disclosure relates more particularly to water-soluble metalworking fluids that include high viscosity polymers, and that can be used in metal cold rolling operations.
A lubricant composition comprises an anti-wear and or/friction modifying additive which is an ester of a fatty acid and a polyol. At least 50% by weight of the additive is in the form of a mono-ester, and is preferably a mono-glyceride. The lubricant composition may be used in an internal combustion engine.
C10M 169/04 - Mixtures of base-materials and additives
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
C10N 40/00 - Specified use or application for which the lubricating composition is intended
This disclosure relates generally to micellar emulsions. This disclosure relates more particularly to micellar emulsions useful as thermal management fluids, methods for preparing such emulsions, and methods of using such emulsions.
A lubricant composition is prepared having a base oil composition and an additive composition comprising a molybdenum dialkyldithiocarbamate and an organic friction modifier such as an oil-soluble mono-, di- or tri-glyceride of at least one hydroxyl polycarboxylic acid, or a derivative thereof may, especially when used in combination with a base oil composition of a functionally modified poly-alpha-olefin (e.g. alpha-olefin and ester copolymer), a poly-alpha-olefin and optionally an additive carrier such as an alkylated naphthalene. The lubricant composition of the present invention finds particular application as a lubricant composition for robotics and robotic gearboxes, industrial gears and wind turbine gears and especially for gearboxes having a rolling element (such as a spherical bearing or a cylindrical bearing). It provides enhanced longevity, good elastomer compatibility and good anti-wear properties. Embodiments of the invention also demonstrate excellent protection against leaks and sludge.
C10M 107/10 - Hydrocarbon polymers; Hydrocarbon polymers modified by oxidation containing aliphatic monomer having more than 4 carbon atoms
C10M 129/34 - Carboxylic acids; Salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 7 or less carbon atoms polycarboxylic
C10M 129/36 - Carboxylic acids; Salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 7 or less carbon atoms containing hydroxy groups
C10M 135/18 - Thio-acids; Thiocyanates; Derivatives thereof having a carbon-to-sulfur double bond thiocarbamic type, e.g. containing the groups
C10M 143/08 - Lubricating composition characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation containing aliphatic monomer having more than 4 carbon atoms
A method for removing aromatic compounds from a hydrocarbon fluid comprises contacting the hydrocarbon fluid with a solid-phase polymeric material. The solid-phase polymeric material comprises a cross-linked polymer which contains aromatic groups. The method may be used to prevent the build-up of sludge and soot in a lubricant system in an internal combustion engine. A polymer bead comprising a solid-phase polymeric material is also provided.
B01J 20/28 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
2 are independently selected from substituted hydrocarbyl moieties containing from 1 to 10 carbon atoms or unsubstituted hydrocarbyl moieties containing from 1 to 10 carbon atoms.
6 are as defined herein. The lubricant composition may be used for lubricating a surface in an internal combustion engine as well as for improving the fuel economy performance and/or piston cleanliness performance of an engine and/or a vehicle, such as an automotive vehicle associated with an internal combustion engine.
C10N 30/10 - Inhibition of oxidation, e.g. anti-oxidants
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
An apparatus configured to control fluid distribution in a fluid circulation system. The fluid circulation system is coupled to a fluid container that includes a fluid supply port configured to couple to a fluid supply line of the fluid circulation system, a fluid return port configured to couple to a fluid return line of the fluid circulation system, and a breather port. The apparatus is configured to cause fluid to flow into the fluid container from the fluid circulation system while inhibiting outflow of the fluid from the replaceable fluid container into the fluid circulation system, so as to collect the fluid in the replaceable fluid container, and to cause a gas to flow from the replaceable fluid container through the breather port while inhibiting outflow of the fluid from the replaceable fluid container into the fluid circulation system.
A method for assessing the condition of an oil using a portable computer coupled to a camera comprises: separating wear particles from a sample of the oil; capturing an image of the separated wear particles using the camera; and analysing the image and generating information about the condition of the oil using the portable computer. The method may be used for tracking the condition of an oil in a machine over a period of time. The methods are particularly useful for assessing the condition of an industrial oil e.g. a lubricating oil that has been used to lubricate moving parts in a machine.
An apparatus comprising: an identity determiner configured to determine an identity of a removable fluid container; a characteristic determiner configured to obtain a first characteristic based on testing the fluid of the fluid container; a data obtainer configured to obtain a second characteristic based on the identity; and a processor configured to control a fluid provider to provide fluid from the removable fluid container based on the comparison of the first characteristic and the second characteristic.
B60W 20/00 - Control systems specially adapted for hybrid vehicles
F01M 1/02 - Pressure lubrication using lubricating pumps
F01M 5/00 - Heating, cooling, or controlling temperature of lubricant; Lubrication means facilitating engine starting
F01M 11/04 - Filling or draining lubricant of or from machines or engines
F28D 20/02 - Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups or using latent heat
B60L 50/50 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
F01M 11/10 - Indicating devices; Other safety devices
B60W 10/04 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
B60W 10/30 - Conjoint control of vehicle sub-units of different type or different function including control of auxiliary equipment, e.g. air-conditioning compressors or oil pumps
B60W 40/12 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to parameters of the vehicle itself
F04B 51/00 - Testing machines, pumps, or pumping installations
F01M 11/03 - Component parts, details, or accessories, not provided for in, or of interest apart from, groups - Details of lubricant purifying means
F28D 20/00 - Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups or
In one embodiment, there is provided a heat exchanger for equipment, having: at least one phase change material; and at least one heat exchange interface for heat exchange between the phase change material and a fluid flowing within, into and/or from a replaceable fluid container for the equipment, the replaceable fluid container having at least one fluid port adapted to couple to a fluid circulation system of the equipment when the replaceable container is coupled to a dock.
F01P 3/20 - Cooling circuits not specific to a single part of engine or machine
F01M 5/00 - Heating, cooling, or controlling temperature of lubricant; Lubrication means facilitating engine starting
B60H 1/00 - Heating, cooling or ventilating devices
F01M 11/04 - Filling or draining lubricant of or from machines or engines
F02N 19/10 - Aiding engine start by thermal means, e.g. using lighted wicks by heating of fluids used in engines by heating of engine coolants
F28D 20/02 - Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups or using latent heat
F01P 11/20 - Indicating devices; Other safety devices concerning atmospheric freezing conditions, e.g. automatically draining or heating during frosty weather
F28D 20/00 - Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups or
A method of filling and/or draining a replaceable fluid container for an engine or vehicle, wherein the replaceable fluid container comprises a fluid reservoir and a plurality of container ports, wherein replaceable fluid container is configured to be docked with a dock associated with the vehicle or engine with the plurality of container ports positioned on and coupled to at least one port of the dock to place the fluid reservoir in fluidic communication with a fluid circulation system associated with the vehicle or engine, wherein each of the plurality of container ports has an operational function, wherein the operational function of at least one of the plurality container ports is that of being a fluid outlet port to allow the supply of fluid from the fluid reservoir, the method comprising modifying the operational function of at least one of the plurality of container ports to assist filling and/or draining of the reservoir, a related filling and/or draining interface plate configured to interface between a replaceable fluid container for a vehicle or engine and a filling and/or draining system of a replaceable fluid container management facility and a kit comprising such an interface plate and a replaceable fluid container for a vehicle or engine.
5 are H. The compound is suitable for use as a base stock which provides low volatility for a given viscosity profile. The compound may be used in a lubricant composition for an internal combustion engine.
A replaceable fluid container for a vehicle, the container comprising: a housing comprising a fluid reservoir; an outlet port arranged on the housing to couple the reservoir in fluidic communication with a fluid system of the vehicle for supplying fluid from the reservoir to the vehicle; an inlet port arranged on the housing to couple the reservoir for receiving fluid from the engine to the reservoir; and a vent port arranged on the housing to couple the reservoir for allowing gas to be passed into and out from the reservoir, wherein the inlet, outlet and vent ports are arranged on a common end of the housing and are arranged such that the distance between the vent port and the nearest of the inlet port and outlet port is greater than the distance between the inlet port and the outlet port.
F01M 11/04 - Filling or draining lubricant of or from machines or engines
H02K 9/193 - Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil with means for preventing leakage of the cooling medium
This invention relates to the use of a boron-containing additive in a non-aqueous lubricant composition as an inhibit or of lead corrosion associated with ashless, organic ester, anti-wear additives and/or friction modifiers.
C10M 141/12 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic compound containing atoms of elements not provided for in groups
C10M 105/00 - Lubricating compositions characterised by the base-material being a non-macromolecular organic compound
C10M 129/76 - Esters containing free hydroxy or carboxyl groups
C10M 139/00 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing atoms of elements not provided for in groups
C10M 169/04 - Mixtures of base-materials and additives
C10N 30/06 - Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
C10N 30/12 - Inhibition of corrosion, e.g. anti-rust agents, anti-corrosives
This invention relates to the use of a metallic or non-metallic detergent which is a hydrocarbyl-substituted salicylic acid or a derivative thereof in a non-aqueous lubricant composition as an inhibitor of lead corrosion associated with ashless, organic ester, anti-wear additives and/or friction modifiers.
C10M 129/42 - Carboxylic acids; Salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 8 or more carbon atoms polycarboxylic
C10M 141/08 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic sulfur-, selenium- or tellurium-containing compound
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
C10M 129/02 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen having a carbon chain of less than 30 atoms
C10M 129/34 - Carboxylic acids; Salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 7 or less carbon atoms polycarboxylic
A fluid storage and dispensing system that safely and efficiently stores all grades of motor oil is provided. The system is configured to accurately dispense motor oil into vehicles. The system may also be used for the storage of and dispensing of other fluids.
B67D 7/04 - Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes for transferring fuels, lubricants or mixed fuels and lubricants
B65D 77/06 - Liquids or semiliquids enclosed in flexible containers disposed within rigid containers
B67D 3/00 - Apparatus or devices for controlling flow of liquids under gravity from storage containers for dispensing purposes
B65D 81/24 - Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants
B67C 9/00 - Emptying bottles, jars, cans, casks, barrels, or similar containers, not otherwise provided for
G01F 11/28 - Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with stationary measuring chambers having constant volume during measurement
F16N 35/00 - Storage of lubricants in engine-rooms or the like
B67D 7/32 - Arrangements of safety or warning devices; Means for preventing unauthorised delivery of liquid
B67C 11/02 - Funnels, e.g. for liquids without discharge valves
B67D 7/78 - Arrangements of storage tanks, reservoirs or pipe-lines
F01M 11/04 - Filling or draining lubricant of or from machines or engines
F16N 39/00 - Arrangements for conditioning of lubricants in the lubricating system
30.
Multiple function dispersant viscosity index improver
The present invention provides a multiple function dispersant viscosity index improver, a method of making the multiple function dispersant viscosity index improver, and a lubricating oil comprising the multiple function dispersant viscosity index improver. The multiple function dispersant viscosity index improver comprises two different functional groups, each directly grafted to a polymer backbone having graftable sites. The first functional group comprises the reaction product of an acylating agent and a first amine, the first amine comprising an aromatic primary amine, and the second functional group comprises the reaction product of an acylating agent and a second amine, the second amine comprising an aliphatic primary amine. The first functional group provides the dispersant viscosity index improver with soot handling performance attributes and the second functional group provides the dispersant viscosity index improver with sludge and varnish control performance attributes.
C08G 81/02 - Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers at least one of the polymers being obtained by reactions involving only carbon-to-carbon unsaturated bonds
C10M 149/04 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to an amino group
C08F 271/02 - Macromolecular compounds obtained by polymerising monomers on to polymers of nitrogen-containing monomers as defined in group on to polymers of monomers containing heterocyclic nitrogen
C10M 149/14 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds a condensation reaction being involved
A pallet comprising: a plurality of container seats wherein each seat is adapted to carry a fluid container; a data obtainer arranged to obtain container data from a data provider carried by a fluid container to be carried; a processor coupled to the data obtainer and configured to provide a signal based on the container data.
G07F 7/06 - Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by returnable containers, e.g. bottles
B65D 19/00 - Pallets or like platforms, with or without side walls, for supporting loads to be lifted or lowered
B65D 71/00 - Bundles of articles held together by packaging elements for convenience of storage or transport, e.g. portable segregating carrier for plural receptacles such as beer cans or pop bottles; Bales of material
A method is described of supplying liquid to a liquid delivery system in a vehicle. A a replaceable liquid container including a reservoir containing liquid is releasably coupled in the vehicle to provide fluidic communication between the reservoir and a liquid delivery system of the vehicle during operation of the vehicle. The method includes the steps of: (i) prior to establishing liquid communication between the reservoir and the liquid delivery system of a selected vehicle, communicating with a data carrier carried by the container and determining data associated with at least one of the container and its contents; and (ii) using the data in an analysis of suitability of the container and/or content of the container for the selected vehicle and generating a suitability output, and (iii) establishing liquid communication between the reservoir and liquid delivery system of the selected vehicle in dependence on the suitability output.
F01M 11/04 - Filling or draining lubricant of or from machines or engines
F01M 11/10 - Indicating devices; Other safety devices
F02D 41/26 - Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
F01M 11/00 - Component parts, details, or accessories, not provided for in, or of interest apart from, groups
In one embodiment, there is provided a dock for a replaceable fluid container for an engine, the fluid container having: a fluid reservoir; and at least one fluid port having a coupling adapted to couple with a fluid circulation system associated with the engine; the dock having: a fastening mechanism configured to cooperate with the container such that, as the container is inserted into the dock, the fastening mechanism acts first to seat the fluid container in the dock but in an undocked condition and then, as the container is inserted further into the dock, acts to bring the fluid container into an engaged condition in which the fluid container is docked with a docking interface of the dock.
An apparatus comprising: an identity determiner configured to determine an identity of a removable fluid container; a characteristic determiner configured to obtain a first characteristic based on testing the fluid of the fluid container; a data obtainer configured to obtain a second characteristic based on the identity; and a processor configured to control a fluid provider to provide fluid from the removable fluid container based on the comparison of the first characteristic and the second characteristic.
A lubricating composition comprising a base oil of lubricating viscosity and one or more lubricant additives, wherein the base oil comprises or consists of a base stock which comprises or consists of at least one isoprenoid compound comprising: (i) one or two oxygen-containing moieties independently selected from ether and ester moieties; (ii) a first acyclic isoprenoid moiety containing 1 to 5 isoprenyl units; and (iii) optionally, a second acyclic isoprenoid moiety containing 1 to 5 isoprenyl units with the proviso that at least one isoprenoid moiety contains 3 to 5 isoprenyl units where the isoprenoid compound contains a single ether moiety.
C10G 1/10 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal from rubber or rubber waste
The use as an anti-wear additive and/or friction modifier in a non-aqueous lubricant composition and/or in a fuel composition of at least one long chain fatty acid ester of a hydroxy carboxylic acid in which the long chain fatty acid has at least 4 carbon atoms and the ester is an oil-soluble ester of a mono- or poly-hydroxy carboxylic acid having 1 to 4 groups which are independently carboxylic acid groups or lower hydrocarbyl esters thereof and in which, when the hydroxy carboxylic acid is a mono-hydroxy carboxylic acid, the ester has a long chain fatty acid ester moiety of the hydroxy group of the hydroxy carboxylic acid and, when the hydroxy carboxylic acid is a poly-hydroxy carboxylic acid, the ester has independently long chain fatty acid ester moieties of one or two of the hydroxy groups of the poly-hydroxy carboxylic acid. Also, a non-aqueous lubricant composition and a fuel composition for an internal combustion engine which comprises at least one of said long chain fatty acid esters.
C10M 129/82 - Complex esters, i.e. compounds containing at least three esterified carboxyl groups and derived from the combination of at least three different types of the following five types of compound: monohydroxy compounds, polyhydroxy compounds, monocarboxyl derived from the combination of monohydroxy compounds, dihydroxy compounds and dicarboxylic acids only and having no free hydroxy or carboxyl groups
C10M 129/80 - Complex esters, i.e. compounds containing at least three esterified carboxyl groups and derived from the combination of at least three different types of the following five types of compound: monohydroxy compounds, polyhydroxy compounds, monocarboxyl derived from the combination of monocarboxylic acids, dicarboxylic acids and dihydroxy compounds only and having no free hydroxy or carboxyl groups
C10M 129/78 - Complex esters, i.e. compounds containing at least three esterified carboxyl groups and derived from the combination of at least three different types of the following five types of compound: monohydroxy compounds, polyhydroxy compounds, monocarboxyl
A fluid reservoir system for a vehicle engine, which engine comprises a fluid circulation system, the reservoir system comprising a container for fluid, in which the container comprises at least one fluid inlet port, at least one fluid outlet port and at least one vent port and in which, each of said ports comprises a self-sealing coupling adapted to connect to a corresponding coupling on the vehicle engine to thereby connect said container in fluidic communication with the fluid circulation system of the engine and in which the reservoir system comprises at least one latch which is adapted to retain said container in fluidic communication with said vehicle engine fluid circulation system and is remotely operable to disconnect said container from said vehicle engine fluid circulation system and in which the system comprises at least one actuator which is connected to one or more of said latches and is adapted to operate said one or more latches and said container is elongate; said inlet, outlet and vent ports are located at a common first end of said container; and said at least one actuator is operable at a second end of said container, distal from said ports. Also provided is a method of supplying fluid to a vehicle engine using said fluid reservoir system.
A replaceable fluid container for a vehicle, the container comprising: a housing comprising a fluid reservoir; an outlet port arranged on the housing to couple the reservoir in fluidic communication with a fluid system of the vehicle for supplying fluid from the reservoir to the vehicle; an inlet port arranged on the housing to couple the reservoir for receiving fluid from the engine to the reservoir; and a vent port arranged on the housing to couple the reservoir for allowing gas to be passed into and out from the reservoir, wherein the inlet, outlet and vent ports are arranged on a common end of the housing and are arranged such that the distance between the vent port and the nearest of the inlet port and outlet port is greater than the distance between the inlet port and the outlet port.
H02K 9/193 - Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil with means for preventing leakage of the cooling medium
F01M 11/04 - Filling or draining lubricant of or from machines or engines
39.
Multiple function dispersant viscosity index improver
The present invention provides a multiple function dispersant viscosity index improver, a method of making the multiple function dispersant viscosity index improver, and a lubricating oil comprising the multiple function dispersant viscosity index improver. The multiple function dispersant viscosity index improver comprises two different functional groups, each directly grafted to a polymer backbone having graftable sites. The first functional group comprises the reaction product of an acylating agent and a first amine, the first amine comprising an aromatic primary amine, and the second functional group comprises the reaction product of an acylating agent and a second amine, the second amine comprising an aliphatic primary amine. The first functional group provides the dispersant viscosity index improver with soot handling performance attributes and the second functional group provides the dispersant viscosity index improver with sludge and varnish control performance attributes.
C08G 81/02 - Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers at least one of the polymers being obtained by reactions involving only carbon-to-carbon unsaturated bonds
C10M 149/04 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to an amino group
C08F 271/02 - Macromolecular compounds obtained by polymerising monomers on to polymers of nitrogen-containing monomers as defined in group on to polymers of monomers containing heterocyclic nitrogen
C10M 149/14 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds a condensation reaction being involved
40.
Non-aqueous lubricant and fuel compositions comprising fatty acid esters of hydroxy-carboxylic acids, and uses thereof
The use as an anti-wear additive and/or friction modifier in a non-aqueous lubricant composition and/or in a fuel composition of at least one long chain fatty acid ester of a hydroxy carboxylic acid in which the long chain fatty acid has at least 4 carbon atoms and the ester is an oil-soluble ester of a mono- or poly- hydroxy carboxylic acid having 1 to 4 groups which are independently carboxylic acid groups or lower hydrocarbyl esters thereof and in which, when the hydroxy carboxylic acid is a mono-hydroxy carboxylic acid, the ester has a long chain fatty acid ester moiety of the hydroxy group of the hydroxy carboxylic acid and, when the hydroxy carboxylic acid is a poly-hydroxy carboxylic acid, the ester has independently long chain fatty acid ester moieties of one or two of the hydroxy groups of the poly-hydroxy carboxylic acid. Also, a non-aqueous lubricant composition and a fuel composition for an internal combustion engine which comprises at least one of said long chain fatty acid esters.
C10M 129/76 - Esters containing free hydroxy or carboxyl groups
C10M 129/78 - Complex esters, i.e. compounds containing at least three esterified carboxyl groups and derived from the combination of at least three different types of the following five types of compound: monohydroxy compounds, polyhydroxy compounds, monocarboxyl
The use of an oil-soluble mono-, di-, or tri-glyceride of at least one hydroxy polycarboxylic acid, or a derivative thereof, as an anti-wear additive and/or friction modifier in a non-aqueous lubricant composition and/or in a fuel composition. Also, a non-aqueous lubricant composition and a fuel composition for an internal combustion engine which comprise at least one additive which is an oil-soluble mono-, di-, or tri-glyceride of at least one hydroxy polycarboxylic acid, or a derivative thereof.
The present invention relates to a graft polymer of (a) a polyalphaolefin having a weight average molecular weight of less than 15000 and a polydispersity of 1.1 to 10; (b) a nitrogenous, ethylenically unsaturated, aliphatic or aromatic, graftable monomer having from 2 to about 50 carbon atoms; and (c) an organo-metallic compound selected from organo-molybdenum, organo-titanium, organo-manganese compounds and mixtures thereof; a process for making the graft polymer; and a lubricating oil composition comprising a major amount of a base oil and a minor amount of the graft polymer.
C10M 149/10 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a nitrogen-containing hetero ring
C08F 8/30 - Introducing nitrogen atoms or nitrogen-containing groups
C08F 251/00 - Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof
The composition and preparation of multifunctional graft polymers useful as dispersants are described. The dispersants described are suitable for controlling sludge and varnish as well as soot, friction and wear. The product is useful as a lubricant additive.
C08F 255/00 - Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group
C08F 271/02 - Macromolecular compounds obtained by polymerising monomers on to polymers of nitrogen-containing monomers as defined in group on to polymers of monomers containing heterocyclic nitrogen
Apparatus and method for adding one or more additives to an engine lubricant, while the lubricant is circulating within an engine having an engine lubricant filter with a by-pass valve which opens when the pressure of the lubricant passing through the filter exceeds a pre-determined back-pressure value in which the apparatus further comprises an additive chamber containing one or more additives operably connected to the by-pass valve such that when the by-pass valve opens at the pre-determined back-pressure, at least some of the lubricant is caused to flow through the additive chamber and contact the one or more additives.
A grafted polymer, either polyolefin or polyester, containing monomers associated with sludge and varnish control as well as monomers associated with soot handling to provide a graft polymer exhibiting multiple performance attributes. Also described are methods for manufacturing these novel multiple-function graft polymers via solution and melt processes. Lubricating oil compositions containing these novel multiple-function polymers as an additive that display performance characteristics directed to good soot handling and sludge and varnish control as well as control of viscosity increase are described.
C10M 149/10 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a nitrogen-containing hetero ring
C08F 8/32 - Introducing nitrogen atoms or nitrogen-containing groups by reaction with amines
C08F 255/04 - Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group on to polymers of olefins having two or three carbon atoms on to ethene-propene copolymers
C08F 285/00 - Macromolecular compounds obtained by polymerising monomers on to preformed graft polymers
C10M 177/00 - Special methods of preparation of lubricating compositions; Chemical modification by after-treatment of components or of the whole of a lubricating composition, not covered by other classes
A multiple function polymer comprising a graft polymer of a polyolefin, a nitrogenous, ethylenically unsaturated, aliphatic or aromatic monomer having from 2 to about 50 carbon atoms, and an organo-metallic compound capable of reacting with said polyolefin is disclosed. Also disclosed is a process for making said multiple function graft polymer. Also disclosed is a lubricating oil comprising a lubricant base oil, the multiple function polymer, and optionally other dispersants. Also disclosed is a multiple function polymer comprising a graft polymer of a polyolefin, and an organo-metallic compound capable reacting with said polyolefin, and a process for making the same.
C08F 255/00 - Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group
C08F 271/02 - Macromolecular compounds obtained by polymerising monomers on to polymers of nitrogen-containing monomers as defined in group on to polymers of monomers containing heterocyclic nitrogen
patents
