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Matches 801 - 850 out of 5,314

Document Document Title
WO/1994/028092
A first refrigerator oil of the invention has a sodium and/or potassium concentration of 0.1 ppm or less, a low hydrolyzability and excellent insulation performance, and hence is useful as a composition for a refrigerator equipped with a...  
WO/1994/026804
Polyalkylene glycols are characterised by an aklylene residue with 20 or more C atoms and a polymerisation degree of 2 and more. They are liquid hydrophobic diols with a low hydroxyl number. They may in particular be used to prepare poly...  
WO/1994/026789
Novel polyacrylic acid resins are prepared by polymerizing a monomer selected from the group consisting of H2C=CHCO2X, H2C=CR1CO2X, HR2C=CHCO2X, HR2C=CR1CO2X, HR2C=CHCOX, H2C=CHCOX, H2C=CR1COX, HR2C=CR1COX, H2C=CHCSOvX, HR2C=CHCSOvX, HR2...  
WO/1994/025547
A new lubricant comprises at least one compound having a perfluorocyclobutane group, preferably a perfluorovinyl aryl ether. The lubricant is conveniently applied from solvents which are not chlorofluorocarbons and is effective at high t...  
WO/1994/025505
Polyimides are prepared by (a) contacting monomers which are oligomers having at least one imide group or imide precursor group and at least two dimerizable perfluorovinyl end groups, and (b) exposing the monomers to a temperature of at ...  
WO/1994/022991
Polyasparaginic acid and condensates of asparaginic acid containing up to 40 % by moles of other condensed aminoacids, as well as the alkaline and ammonium salts of said polyasparaginic acids, are used in chain lubricants for conveyor be...  
WO/1994/021758
A lubricant comprising an ester compound prepared from a hydroxyl-terminated perfluorinated polyether and a long-chain carboxylic acid or a fluoroalkylated carboxylic acid, or from a carboxyl-terminated perfluorinated polyether and a lon...  
WO/1994/019433
A lubricant capable of exhibiting a stable lubricating effect for long and comprising a compound which is constituted of carbon, hydrogen, fluorine and ethereal oxygen atoms and wherein a perfluoropolyether chain, a perfluoroalkyl chain ...  
WO/1994/017163
A lubricant for a two cycle engine having as a basic oil a polyoxyalkylene glycol derivative expressed by general formula (1) which can realize, when used to lubricate bearing portions and sliding portions of the two cycle engine, remark...  
WO/1994/017023
A novel fluorinated hydrocarbon compound containing an oxygen or sulfur atom in its molecule, produced by the nucleophilic reaction of a fluorine compound with a hydrocarbon compound. This compound is useful as a lubricant for various ap...  
WO/1994/016119
A bath for treating metal surfaces for the formation thereon of composite films for the cold working of metal advantageously comprises an otherwise conventional conversion coating bath that also contains organic cationic polymer having a...  
WO/1994/015109
A roller bearing consisting of races (1, 2) consisting of a metal or ceramic material, rolling elements (3) provided rollably inside the races (1, 2) and consisting of a metal or ceramic material, and a lubricating film (5) provided so a...  
WO/1994/012594
A refrigerator working fluid composition comprising an ammonia refrigerant and a lubricating oil which has a remarkably good compatibility therewith, and a method of lubricating a refrigerating unit suitable when the above composition is...  
WO/1994/010692
A magnetorheological material containing a particle component and a carrier fluid having a change in viscosity per degree temperature (DELTAeta/DELTAT ratio) less than or equal to about 9.0 centipoise/�C over the temperature range of 2...  
WO/1994/002113
Methods of using cultured plant cell gums in the paper, adhesive, oil and gas, ink, lithography, textile, paint, ceramics, cleaning detergents, cosmetics, photography, explosive, firefighting, agricultural, and other industries are descr...  
WO/1994/001517
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. The conditi...  
WO/1994/000418
Chain-extended polyamines with at least one fatty acid moiety are produced. One or more polyorgano amine compounds having alkyl, aryl, and/or alkylaryl groups are reacted with a chain extender that is difunctional for reaction with the a...  
WO/1994/000539
The use of a component based on 1,3-dioxane compounds, especially 1,3-dioxane alcohols, and derivatives thereof in lubricant and release agents. The invention also relates to a lubricant and release agent based on or containing 1,3-dioxa...  
WO/1993/024435
A polyvinyl ether compound (including one having a specified terminal group) having constitutional units each represented by general formula (I) wherein R¿3?, R¿4? and R¿5? represent each H or alkyl; R?6¿ represents alkylen; R?7¿ re...  
WO/1993/022409
Electrorheological fluids which exhibit good high temperature performance are made using as the disperse phase a salt of a polymer of an alkenyl substituted aromatic comonomer such as styrene and a maleic acid comonomer or derivative the...  
WO/1993/016152
A synthetic oil composition comprises a major portion by weight of synthetic base oil having a kinetic viscosity of from 1.5 to 2.5 cSt at 100 °C and a minor portion by weight of one or more property enhancing additives for said base oi...  
WO/1993/013185
A lubricating oil for a refrigerator using a chlorofluorocarbon substitute as the refrigerant, which contains a polymer of a fumaric ester or a copolymer of a fumaric ester with a copolymerizable alkylene and, if desired, an organic carb...  
WO/1993/012056
The invention discloses hydrocarbon lubricants containing olefinic unsaturation participate in an olefin metathesis reaction with alkenes containing polar functional groups to provide an equilibrium mixture containing hydrocarbon lubrica...  
WO/1993/006196
A blend of (a) at least 10 % of 1,1,2,2-tetrafluoroethane with at least 10 % of one of 1,1,1,2-tetrafluoroethane and pentafluoroethane as refrigerant mixed with (b) a mono- or di-functional polyalkylene glycol based on 25-75 % propylene ...  
WO/1993/002247
Fibers such as caustic-treated non-round polyester fibers are prepared having certain lubricants strongly adhered to the surfaces thereof. These fibers are prepared by contacting the fibers, such as immediately prior to a crimping means,...  
WO/1993/001262
A substantially anhydrous lubricating composition containing solid particles of a fluorinated (co)polymer having a maximum size of 1 mum and coated with an ethoxylated nonylphenol having 10-12 ethylene oxide molecules. A preparation meth...  
WO/1992/022547
This invention concerns a cyclic ether of the formula [CF2CFHOR4CF2CH2O]q , wherein R4 is perfluoroalkylene and q is 2, 3 or 4. In preferred cyclic ethers, R4 is -[CF2CF(CF3)O]t(CF2)u-, wherein u is 1 to 10 and t is 1 to 20, and it is es...  
WO/1992/019664
Water-soluble, biologically decomposable carbonic acid polyesters have general formula (I), in which R�1? represents a straight- or branched-chain, saturated or monosaturated alkyl residue having 6 to 22 C atoms; R�2? represents hydr...  
WO/1992/018333
A surface-coated rubber or plastic sliding member having a coating with excellent durability and high slipperiness, wherein the coating comprises a solid lubricant such as molybdenum disulfide, a resin matrix and a reinforcement, said re...  
WO/1992/018560
A rubber or plastic sliding member coated with a material having excellent durability and high slipperiness, wherein the coating material is composed of a solid lubricant such as molybdenum disulfide and a resin matrix comprising a fluor...  
WO/1992/018580
The present invention provides a composition for use in refrigeration and air-conditioning. The composition comprises: (a) a hydrofluorocarbon refrigerant selected from the group consisting of difluoromethane, pentafluoroethane, and mixt...  
WO/1992/016603
An effective lubricant for cold working of metals is provided by a combination of a water soluble copolymer of styrene with maleic anhydride, maleic acid, and/or an ammonium or substituted ammonium maleate salt with an ethoxylated alcoho...  
WO/1992/015658
Refrigeration composition containing a fluoro or hydrofluoroalkane working fluid and as a lubricant an amine initiated end capped polyalkoxylate, e.g. piperazine initiated methyl endcapped polypropylene. The lubricant has an intrinsic vi...  
WO/1992/009670
The present invention provides a composition for use in refrigeration and air-conditioning comprising: a) at least one refrigerant selected from the group consisting of hydrofluorocarbon, hydrochlorofluorocarbon, fluorocarbon, and chloro...  
WO/1992/008774
The present invention provides a novel lubricating composition comprising polybutylene glycol having a cap of a fluorinated alkyl group on at least one end thereof. The composition has a molecular weight between about 300 and about 4,000...  
WO/1992/007883
Novel polyacrylic acid resins are prepared by polymerizing H2C=CHCO2H, H2C=CRCO2X, or HRC=CHCO2X, wherein R is an aliphatic or aromatic hydrocarbon, halogenated hydrocarbon, or sulfonated hydrocarbon of from C1 to C20, phenol, naphthol, ...  
WO/1992/007923
Fluid compositions comprised of a monomer constituent dissolved in a carrier fluid, where the monomer constituent is capable of forming a polymer film directly on rubbing surfaces but is not polymerized in solution, have been found to be...  
WO/1992/007018
Polymers are disclosed which comprise monomer units bonded through octahedrally disposed atoms of the monomers. Adamantane exemplifies the skeletal structure of such monomers.  
WO/1992/005955
Disclosed are bearing liners (10) comprising a supporting fabric (1) and a shaped body of low-friction polymeric resin (2) supported by the fabric. At least that portion of the shaped body in contact with the load undergoes cold flow upo...  
WO/1992/004427
The proposal concerns fluorinated lubricants based on perfluoropolyether oils (PFPE) which, compared to prior art PFPE oils, contain an increased proportion of short-chained oligomers with fewer than 8 perfluoroalkylene components. The p...  
WO/1992/000365
A heat transfer composition comprising a heat transfer medium and a lubricant, wherein said heat transfer medium is a low boiling organic compound and wherein said lubricant is a halogenated polyoxyalkylene monoalcohol having the empiric...  
WO/1992/000368
A grease composition for use as a cable filling material which contains about 75 to 95 parts by weight of a base component of a polyol or ester having a molecular weight of at least about 3000 and about 2 to 20 parts by weight of colloid...  
WO/1991/017231
The present invention provides a composition for use in compression refrigeration and air-conditioning comprising: (a) 1,1-dichloro-2,2,2-trifluoroethane; and (b) a sufficient amount to provide lubrication of a lubricant therefor wherein...  
WO/1991/014014
Contact of acid or alkaline cleaned aluminum surfaces, particularly cans, with a water based composition containing a combination of (i) alkoxylated phosphate esters, (ii) ions of aluminum, zirconium, iron, tin, and/or cerium, (iii) a me...  
WO/1991/009921
The present invention provides a composition for use in compression refrigeration and air-conditioning. The composition comprises: (a) a refrigerant selected from the group consisting of hydrofluorocarbon and hydrochlorofluorocarbon; and...  
WO/1991/007479
A synthetic lubricating oil based on an aliphatic polyester derivative having repeating units represented by general formula (I), wherein R1 and R2 are as defined in the specification, and a molecular weight of 300 to 2000. This lubricat...  
WO/1991/005831
Refrigeration fluid compositions for compression refrigeration which have an upper solution critical temperature equal to or greater than about 35 °C are composed of selected hydrochlorofluorocarbons and hydrofluorocarbons with esterifi...  
WO/1991/003532
Alpha-olefins such as 1-decene are copolymerized with vinylaromatic monomers, especially styrene or the alkylstyrenes, to produce liquid lubricant oligomers having a broad range of viscosities, high viscosity index (VI), improved thermal...  
WO/1990/015122
A lubricating oil for a refrigeration system using a tetrafluoroethane refrigerant containing a fluorinated compound represented by formula (I), wherein X represents a monovalent group having a multiple bond, A represents a mono-, di- or...  
WO/1990/015082
The present invention includes a process for preparing a polymer having perfluorocyclobutane rings by the steps of (a) contacting monomers having at least two dimerizable perfluorovinyl groups; and (b) exposing the monomers to heat such ...  

Matches 801 - 850 out of 5,314