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WO/2008/016038A1 |
Disclosed is a lubricant composition containing a lubricant base oil and 0.5-10% by mass of an ethylene/α-olefin copolymer (A) having a number average molecular weight of 2,800-8,000. A lubricant base oil having a kinematic viscosity at...
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WO/2008/013698A1 |
A method for improving the oil drain interval, fuel and energy efficiency of heavy duty geared machinery by lubricating said apparatus using a lubricating oil composition comprising as base oil about 20 to 75 wt% PAO 2 to 10, about 5 to ...
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WO/2008/005100A1 |
The invention relates to viscosity modifier polymers, concentrate and lubricant formulations utilizing a diblock polymer having one block A and one block B, block A contributing from 15 to 30% of the total chain length and block B from 7...
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WO/2008/004548A1 |
Disclosed are a refrigerator oil, a compressor oil composition, a hydraulic fluid composition, a metalworking fluid composition, a heat treatment oil composition, a lubricant composition for machine tools and a lubricant composition, eac...
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WO/2007/121039A2 |
The invention provides a lubricating composition containing an oil of lubricating viscosity and a hydrogenated copolymer of an olefin block and vinyl aromatic block, wherein the copolymer is optionally functionalised. The invention furth...
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WO/2007/114260A1 |
A lubricating oil composition for internal combustion engines which comprises a base oil comprising a mineral oil and/or synthetic oil and, incorporated therein, polyisobutylene having a weight-average molecular weight of 500,000 or high...
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WO/2007/093446A1 |
Process for the preparation of viscosity index improver (V.I.I.) additives of lubricating oils which comprises a mixing treatment under high shear conditions of a composition comprising: (i) one or more EP(D)M polymers (ii) one or more p...
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WO/2007/060885A1 |
Disclosed are: a novel lubricant composition which, even when a stress is applied repeatedly for a long period, does not cause the increase in viscosity and therefore does not cause the separation of a lubricant base oil or the leakage o...
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WO/2007/011459A1 |
This invention relates to a polyalpha-olefin (and hydrogenated analogs thereof) comprising more than 50 mole % of one or more C5 to C24 alpha-olefin monomers where the polyalpha-olefin has: a) 40 mole % or more of mm triads, b) a Bromine...
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WO/2007/011783A2 |
The present invention is an aviation phosphate ester functional fluid of enhanced acid scavenging properties comprising a phosphate ester base oil and a mixture of aliphatic epoxide and carbodiimide acid scavengers.
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WO/2007/011973A1 |
This invention relates to a process to produce a polyalpha-olefin comprising: 1) contacting one or more alpha-olefm monomers having 3 to 24 carbon atoms with an unbridged substituted bis cyclopentadienyl transition metal compound having:...
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WO/2007/000976A1 |
Disclosed is a heat treatment oil composition containing a mixed base oil composed of not less than 5 mass% and less than 50 mass% of a low-boiling-point base oil having a 5% distillation temperature of not less than 300˚C and not more ...
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WO/2006/102146A2 |
A lubricant composition comprises a base oil and a viscosity modifier including an ethylene/α-olefm interpolymer. The ethylene/α-olefm interpolymer is a block copolymer having at least a hard block and at least a soft block. The soft b...
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WO/2006/101206A1 |
Disclosed is a viscosity control agent for lubricants for power transfer systems which is composed of an ethylene/&agr -olefin copolymer having the characteristics (1)-(4) shown below. Also disclosed is a lubricant composition for power ...
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WO/2006/084698A2 |
A novel highly grafted, multi-functional olefin polymer is provided comprising additive composition prepared by the steps comprising: (A) reacting an olefin copolymer of ethylene and at least one C3 to C23 &agr -olefin and, optionally, a...
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WO/2006/055811A2 |
The present invention relates to a fluid lubricant for use in transmission of power in tractive drives. More particularly, the invention is related to a mixture of a hydrocarbon with non-aromatic cyclic moieties, a polyalphaolefin, and p...
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WO/2006/029111A1 |
A lubricant composition comprises (A) a major amount of an oil of lubricating viscosity and (B) a minor amount of a diblock copolymer comprising a poly(monovinyl aromatic hydrocarbon) block and a hydrogenated poly(conjugated diene) block...
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WO/2006/028169A1 |
A viscosity modifier for lubricating oils or an additive composition for lubricating oils, which is excellent in oil -thickening properties and can give lubricating oil compositions excellent in low-temperature characteristics and handle...
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WO/2005/100846A1 |
A composition including an alcohol absorbed polyalphaolefin that functions as a drag reducing agent and a process for the preparation of the drag reducing agent are disclosed. The process includes the steps of contacting alpha olefin mon...
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WO/2005/071052A1 |
Disclosed is an aqueous polyurethane resin composition for forming a coating film over a zinc-plated steel sheet which film is excellent in corrosion resistance, alkali resistance, coating adhesiveness and lubricity. The aqueous polyuret...
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WO/2005/066321A1 |
An engine lubricant that is substantially free of zinc and phosphorous contains an antiwear additive comprising borated 1,2poxy mixed polybutenes having an average carbon number in the range of C20 to about C120.
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WO/2005/023907A1 |
The invention relates to compositions which are based on olefinic copolymers and/or polyacrylate and which take the form of stable concentrated emulsions. Such compositions are particularly effective as additives which are used in order ...
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WO/2004/101631A2 |
The invention relates to a method for producing carboxyl-terminated polyisobutenes by ozonolysis of polyisobutenes terminated by an ethylenically unsaturated double bond.
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WO/2004/101718A1 |
A solid lubricant for use in a state wherein a hole or a groove formed in the sliding surface of a sliding member substrate is plugged therewith, which comprises 20 to 40 wt % of one or more of waxes selected from a hydrocarbon based wax...
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WO/2004/087849A1 |
A lubricant composition comprising an oil of lubricating viscosity; (A) 0.05 to 1.5 percent by weight of a copolymer comprising 70 to 79 percent by weight of units derived from ethylene ('E'), having a weight-average molecular weight of ...
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WO/2004/081156A1 |
A grease composition for resin lubrication that can maintain excellent sliding lubrication between a resin member and a metal member and between metal members for a prolonged period of time. In particular, a grease composition for resin ...
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WO/2004/067145A1 |
An oil-conditioning filter, for use with an internal combustion engine, includes a mechanical filter element and a central additive cartridge (318), for gradually dispensing an oil additive (316) over time. The additive cartridge has a b...
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WO/2004/041977A1 |
A lubricating oil composition which comprises (A) a base oil for a lubricating oil comprising a mineral oil, a synthetic oil or a mixture thereof, (B) a nitrogen-containing compound having at least one alkyl group or alkenyl group and ha...
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WO/2004/031250A1 |
The subject invention pertains to homogeneous liquid low molecular weight ethylene/alpha-olefin polymers having a number average molecular weight (Mn) as determined by gel permeation chromatography, of less than 25, 000, a total crystall...
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WO/2004/029184A1 |
A lubricant composition having particles of buffering material whose mean particle diameter (D1) is 50 μm < D1 < 300 μm added to a lubricant; a speed reducer charged with this lubricant composition; and an electrically operated power s...
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WO/2004/026998A1 |
Traction drive fluid compositions, obtained by mixing (A) a base oil for traction drives having a quaternary carbon atom and/or an alicyclic structure in the molecule with (B) at least one polymer which is selected from among the followi...
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WO/2003/106599A1 |
A biodegradable penetrating lubricant, comprised of: (A) at least one triglyceride oil of formula (I), wherein R1, R2, and R3 are aliphatic hydrocarbyl groups containing from about 7 to about 23 carbon atoms; (B) an organic solvent selec...
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WO/2003/099971A1 |
An electric discharge machining oil composition, which comprises a base oil comprising a mineral oil and/or a synthetic oil having a kinematic viscosity at 40&ring C of 0.5 to 20 mm2/s and, incorporated therein, (A) a compound having two...
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WO/2003/093403A1 |
A composition, comprising; (A) at least one triglyceride oil of the formula (I), wherein R1, R2 and R3 are aliphatic hydrocarbyl groups containing from about 7 to about 23 carbon atoms and (A) an antioxidant comprising an amine of the fo...
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WO/2003/087178A1 |
An article of manufacture comprises a copolymer of ethylene and vinyl aromatic monomer having a molecular weight of less than 15,000. Preferably, the copolymer is characterized by a backbone having a first and second terminal end group, ...
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WO/2003/080771A2 |
The inventive composition comprises compatible combinations of methyl esters of fatty acids or triglycerides and polar non-chlorine extreme pressure additives, the composition being either (a) a working strength straight oil, (b) a solub...
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WO/2003/064574A1 |
The present invention concerns friction reducers for use in lubricating oil compositions which comprise certain groups of aromatic compounds, esters, narrow mixtures of base stocks, and&sol or amorphous polymers such as amorphous olefin ...
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WO/2003/064571A1 |
The present invention provides a viscosity index improving lubricant additive which comprises an olefinic oligomer of about 2,000 to about 20,000 number average molecular weight having a viscosity of 75 to about 3,000 cSt at 100 °C and ...
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WO/2003/056176A1 |
The present invention relates to a plastics material with self-lubricating action which is particularly suitable for the production of sealing elements for reciprocating compressors, said material comprising a wear-resistant polymer matr...
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WO/2003/051932A1 |
The invention relates to polyisobutenyl derivatives of succinic acid, obtainable by: i) reacting a polyisobutene with maleic acid or maleic anhydride, said polyisobutene having a reactive terminal group content of at least 80 %, its mole...
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WO/2003/051943A1 |
A process for the preparation of a poly($g(a)-olefin) copolymer is disclosed wherein the process comprises polymerizing at least one $g(a)-olefin, preferably 1-decene, and at least one bulky olefin, preferably norbornene, in the presence...
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WO/2003/048281A1 |
A method is disclosed for inhibiting the rate of viscosity growth in an oil concentrate of a VI-dispersant prepared form a copolymer of ethylene and at least one C¿3?-C¿16? alpha olefin, wherein said copolymer has been grafted with at ...
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WO/2003/038017A1 |
An additive for lubricating oils which has the high ability to heighten viscosity index and has shear stability&semi and a lubricating oil composition containing the additive. The additive for lubricating oils comprises an ethylene&sol &...
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WO/2003/029304A1 |
The invention relates to a method for producing raffinates and extracts of polymers having an MN that ranges from 500 to 5000 Dalton like those resulting during the polymerization of alkenes with, in essence, four carbon atoms, whereby t...
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WO/2003/027212A1 |
A biodegradable lubricant that is at least 60% biodegradable and has a gelation index of about 12 or less can be formulated using a transesterified triglyceride base oil together with a synthetic ester. A combination of an ester viscosit...
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WO/2003/027214A1 |
A synthetic lubricant base stock is provided hang a kinematic viscosity at 100 °C of from 5 to about 300 cS and a VI greater than 100. The base stock comprises random co-oligomers of an alpha olefin or mixtures thereof and an olefinic s...
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WO/2003/022963A1 |
This invention relates to a lubricating oil composition, comprising: (A) a base oil; (B) an alkali or alkaline earth metal salt of a saligenin derivative; (C) an alkali or alkaline earth metal salt of a hydrocarbon-substituted salicylic ...
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WO/2003/021611A1 |
One embodiment of the invention includes an MR fluid of improved durability. The MR fluid is particularly useful in devices that subject the fluid to substantial centrifugal forces, such as large fan clutches. A particular embodiment inc...
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WO/2003/020856A1 |
One or more oligomers of an olefin are prepared in the presence of a single-site catalyst. Preferably, the olefin is an $g(a)-olefin, and the oligomers are a poly-alpha-olefin (PAO). The PAO so prepared is completely or substantially fre...
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WO/2002/103062A1 |
A steel wire or steel wire material excellent in lubricating property which has a base steel wire and, formed on the surface thereof, a lubricating coating film comprising a potassium salt of boric acid, a polyethylene wax having an aver...
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