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Patent Searching and Data


Matches 801 - 850 out of 8,462

Document Document Title
WO/1998/022559A1
The invention relates to an operating fluid which can be efficiently used for lifetime lubrication and cooling of an internal combustion engine. As basic liquid, said fluid contains a polyalkylene glycol obtained from ethylen oxide and p...  
WO/1998/018887A1
A two-cycle oil composition is disclosed comprising a high and low molecular weight polybutene polymer, solvent and mineral oil which has suitable viscosity and exhibits improved smoke performance in the JASO test.  
WO/1998/017617A1
The use of a fluorocompound comprising a perfluoropolyoxyalkyl/alkylene chain with an average molecular weight of not less than 800 and an atomic group of a cyclic/noncyclic polyether as a low-scattering lubricant/surface modifier (such ...  
WO/1998/014539A1
The invention concerns lubricating coolants which are based on polyols and non-ionic emulsifiers and water and are suitable for lubricating/cooling during the cutting of elastomers. Their use prevents overheating of the cut elastomers an...  
WO/1998/011179A1
A synthetic ester composition which exhibits thermal and oxidative stability, lower friction coefficient and lower wear, wherein the ester composition comprises the reaction product of: a linear or branched alcohol having the general for...  
WO/1998/010435A1
A grommet which is formed from a self-lubricating rubber, and can be fixed by means of a wire such as electric wires and an adhesive tape. The rubber grommet (10) is fixed to the electric wire (14) with the adhesive tapes (12, 12) and in...  
WO/1998/010043A1
A biodegradable two-cycle lubricant which is prepared from an add mixture of: (1) a biodegradable lubricating oil comprising an add mixture of the following components: a complex alcohol ester basestock which comprises the reaction produ...  
WO/1998/007145A1
A water or aqueous soluble salt of a perfluoro polyether alcohol is applied to form a lubricant topcoat on a magnetic recording medium. Suitable soluble salts include the sodium salt of a perfluoro polyether diol.  
WO/1998/004657A1
A method for cold-rolling aluminium which comprises providing on the surface of the aluminium a lubricant having a KV�40? of from greater than 4 to 40 mm?2�/s comprising a base oil having a KV�40? of from greater than 4 to 40 mm?2...  
WO/1998/002880A1
A disc drive (10) includes a disc (30) and a motor having a rotatable portion (50) and a fixed portion (46). The fixed portion (46) and the rotatable portion (50) are separated by a bearing (52, 54), and the rotatable portion (50) suppor...  
WO/1997/049786A1
A lubricant ester having enhanced hydrolytic stability is disclosed. The ester is a mono or diester of 2-ethyl-2-butyl-1,3-propanediol or an alkoxylate thereof and at least one carboxylic acid having 5-10 carbon atoms. The invention in a...  
WO/1997/049781A1
A refrigeration working fluid comprising at least two components, of which at least one is a lubricant comprising at least one chain terminated dendritic or hyperbranched macromolecule and at least one is a refrigerant. The dendritic or ...  
WO/1997/047710A1
The invention relates to lubricating grease compositions which consist of (a) an oil based on hydrocarbons; (b) a perfluorinated polyalkyl ether oil of the general formula A' - (O-CF2)v-(O-C2F4)w-(O-C3F6)x-(O-C4F8)y-(O-CF2CF(CF3))z-O-A''...  
WO/1997/047000A1
The degree of bonding of a perfluoro polyether lubricant topcoat (14, 14') to a magnetic recording medium is improved by forming a polymeric phosphate derivative thereof. In an embodiment of the present invention, a perfluoro polyether p...  
WO/1997/040005A1
The invention relates to novel acetals of the general formula R3CO-X-O-C(R1R2)-O-Y-COR4, in which R1, R2 independently of each other are hydrogen, a C1-C12 alkyl radical, a C6-C12 aryl radical or a C7-C12 aralkyl radical; X, Y independen...  
WO/1997/035673A1
Processes for working of refractory metals and other metals employing a lubricant comprising perfluorocarbon compounds (PFCs), including aliphatic perfluorocarbon compounds ('alpha'-PFCs) having the general formula: CnF2n+2, perfluoromor...  
WO/1997/030137A1
A lubricant composition having a kinematic viscosity at 40 �C of 5-50 mm2/s and including at least 70 wt.% of at least one saturated or unsaturated straight or branched alkylene glycol with an alkylene chain including 2-5 carbon atoms,...  
WO/1997/028236A1
A lubricating oil for compression refrigerators which has a satisfactory compatibility with hydrofluorocarbon refrigerants containing pentafluoroethane and usable as a substitute for the chlorofluorocarbon refrigerants regarded as causat...  
WO/1997/027004A1
A method of increasing the lubricity of snow skis is disclosed in which an effective amount of a non-functional perfluoropolyether is applied to the base of the snow skis. Preferably, the method includes application of a non-functional p...  
WO/1997/021793A1
A method for preparing sheet metal for stamping and/or protecting it from corrosion by applying an aqueous solution of polyethoxylates of one or more lanolin derivatives, drying the surface to leave a dry deposit, and performing at least...  
WO/1997/021788A1
Discloses novel biodegradable high performance hydrocarbon base oils useful as lubricants in engine oil and industrial compositions, and process for their manufacture. A waxy, or paraffinic feed, particularly a Fischer-Tropsch wax, is re...  
WO/1997/020641A1
A method comprising the use of a non-cross-linked block or graft copolymer film having a thickness of 0.5-5 'mu'm and including at least one "polar" block (ii) and at least one "apolar" block (i). The solubility parameters of the monomer...  
WO/1997/019153A1
A two-cycle oil composition comprising: (a) 10-20 % of a first synthetic ester base stock oil (a copolymer of an alpha-olefin with an ester of a dicarboxylic acid, viscosity 20 to 50 cSt at 100 �C); (b) 18-30 % of a second synthetic es...  
WO/1997/018280A1
Biodegradable polyalphaolefin fluids which are useful in fucntional fluid and lubricant compositions are oligomers of mixtures of C12 and C14 alphaolefins. The fluids have kinematic viscosities at 100 �C of from 5 to 20 mm2/s and a bio...  
WO/1997/016828A1
A disc drive (10) includes a housing (12), a central axis (80), a stationary member (34) fixed to the housing and coaxial with the central axis, and a rotatable member (36) rotatable about the central axis with respect to the stationary ...  
WO/1997/016827A1
A disc drive (10) includes a housing (12), a central axis (80), a stationary member (34) which is fixed with respect to the housing and coaxial with the central axis, and a rotatable member (36) rotatable about the central axis with resp...  
WO/1997/016829A1
A disc drive data storage system (10) according to the present invention includes a housing (12), a central axis (80), a stationary member (34) which is fixed with respect to the housing (12) and coaxial with the central axis (80), and a...  
WO/1997/015539A1
This invention relates to a catalytic oligomerization process using a catalyst comprising an acidic solid. The acidic solid may comprise a Group IVB metal oxide, such as zirconia, modified with an oxyanion of a Group VIB metal, such as t...  
WO/1997/014770A1
The antiwear performance of power transmitting fluids, particularly continuously variable transmission fluids, is improved by incorporating an additive combination of amine phosphates, organic polysulfides, zinc salts of phosphorothioic ...  
WO/1997/014775A1
The invention concerns a lubricant based on silicone oils or silicone greases and is characterized in that it comprises between 95 and 99 wt.% silicone oil or silicone grease and between 1 and 5 wt.% organic compounds selected from the g...  
WO/1997/014771A1
The shift durability of power transmitting fluids, such as manual transmission fluids, are improved by additive combinations incorporating amine phosphates and neutral or acidic friction modifiers.  
WO/1997/014772A1
The frictional durability of lubricating oils, including power transmitting fluids and in particular automatic transmission fluids, are improved by incorporating a combination of low potency friction modifiers, ashless and/or metal-conta...  
WO/1997/012852A1
The invention concerns semi-fluorinated alkanes of the general formulae RFRH and RFRHRF, RF being a linear or branched perfluoroalkyl group and RH being a linear or branched saturated (hydrocarbon)-alkyl group.  
WO/1997/012162A1
A feed screw including a screw shaft (1), a nut (2) meshed with the screw shaft (1), and a plurality of rolling members (3) inserted between the screw shaft (1) and the nut (2), wherein a solid film (5) of a fluorine-containing polyureth...  
WO/1997/012156A2
A solid film (5) of a fluorine-containing polyurethane polymer is formed on at least one of the constituent elements (inner and outer races (1 and 2), rolling member (3) and retainer (4)) of a rolling-contact bearing (A). The molecules o...  
WO/1997/004049A1
This invention relates to a composition and method for producing partial synthetic transmission fluids having a -40 �C Brookfield viscosity no greater than 10,000, preferably no greater than 5,000 centipoise without the need to incorpo...  
WO/1997/003153A1
A refrigerator oil, particularly for hydrofluorocarbon refrigerants, prepared by incorporating a base oil comprising an organic oxygen compound such as polyalkylene glycol or polyester with a fluorosilicone oil exhibiting a kinematic vis...  
WO/1996/041851A1
An extreme-pressure additive and a friction coefficient modifier each composed of a compound having a group of general formula (I) (wherein R1 to R3 are each hydrogen or methyl, at least one of R2 and R3 being hydrogen) in the molecule; ...  
WO/1996/040849A1
A process is disclosed for manufacturing a lubricant composition comprising combining a superabsorbent polymer with a material for decreasing friction between moving surfaces. The superabsorbent polymer absorbs from about 25 to greater t...  
WO1996023010A3  
WO/1996/037580A1
Novel fluid mixtures of specified hydrocarbons meeting an array of structural criteria are described. Linear hydrocarbons having terminal double bonds and internal segments of specified differing chain lengths separated by one or more ca...  
WO/1996/035742A1
The invention provides a resin composition having excellent sliding properties and mechanical properties for its molded articles. The resin composition includes 99.8-30.0 % by weight of a matrix resin comprising a matrix resin comprising...  
WO/1996/034904A1
Disclosed is a liquid urethane containing adduct; a process for the preparation thereof; and applications therewith. More specifically this invention relates to a stable adduct which is a liquid at room temperature and which contains a p...  
WO/1996/030466A1
A two-cycle oil is disclosed consisting of a polybutene polymer, solvent and mineral oil which passes the JASO engine test for gasoline fueled two-cycle engines.  
WO/1996/025242A1
The invention concerns the application of a surface-treatment product in order to enable fluid, highly viscous, oily, greasy or pasty materials or dirt to slide more easily off surfaces which substantially have minimal roughness or are a...  
WO/1996/025474A1
The present invention describes a biodegradable lubricating base oil obtained by carrying out an addition reaction of an alkylene oxide and a transesterification in a mixture of fats and oils, a polyhydric alcohol or an aliphatic carboxy...  
WO1996015211A3  
WO/1996/023010A2
Disclosed herein are processes for polymerizing ethylene, acyclic olefins, and/or selected cyclic olefins, and optionally selected olefinic esters or carboxylic acids, and other monomers. The polymerizations are catalysed by selected tra...  
WO/1996/021710A1
A data storage device of the type having a rotating member (62) mounted on a shaft (64), said data storage device comprising a lubricant (82) provided between the shaft and the rotating member, wherein the lubricant comprises (a) a linea...  
WO/1996/019553A1
A lubricant and surface conditioner for formed metal surfaces, particularly beverage containers, reduces the coefficient of static friction of said metal surfaces and enables drying said metal surfaces at a lower temperature. An aqueous ...  

Matches 801 - 850 out of 8,462