СМАЗОЧНЫЙ СОСТАВ ДЛЯ ПРОЦЕССОВ НЕПРЕРЫВНОГО ЛИТЬЯ

... 1. Смазочный состав для процессов производства стали методом непрерывной разливки, включающий дисперсию смазочного порошка в жидкой среде, при этом смазочный порошок имеет температуру начала плавления менее 600°С, измеряемую при давлении, равном 1 атм.2. Смазочный состав по п.1, в котором смазочный порошок имеет температуру начала плавления, составляющую примерно 580°С.3. Смазочный состав по п.1 или 2, в котором упомянутый смазочный порошок представляет собой порошок, предназначенный для процессов литья.4. Смазочный состав по п.1 или 2, в котором упомянутый смазочный порошок включает углерод в графите, измельченный кокс или ламповую сажу, SiO, AlO, NaO, CaO, фториды, оксиды переходных металлов и другие оксиды и реализует следующие характеристики:- индекс основности, рассчитанный в пересчете на СаО/SiOмасс./масс., составляет 0,25÷1,8;- содержание щелочи составляет 0,1÷15,0 масс.%;- содержание щелочноземельного металла составляет 0,1÷45,0 масс.%;- содержание глинозема составляет 0,1÷25,0 ...

Смазка для горячей обработки металлов

FORMENTRENNMITTEL FUER DRUCKGUSSVERFAHREN

WASSERUNEMPFINDLICHE HYDRAULISCHE FLUESSIGKEITEN

DIE-CASTING POWDERY MOULD RELEASING AGENT

Extrusion of Metals

... 1,198,774. Extruding. HENRY WIGGIN & CO. Ltd. 9 Feb., 1968 [24 Feb., 1967], No. 6582/68. Heading B3P. In the hot extrusion of a cylindrical billet of metal whose melting point exceeds 1250‹ C. such as steel, nickel or nickel base alloys, a fibrous extrusion lubricant is used whose fibres are all of mineral wool. The wool may be derived from natural rocks or may be slag wool ; it is preferably coated or impregnated with a halide or carbonate of an alkali or alkaline earth metal, e.g. barium chloride, lithium chloride, lithium carbonate, cryolite, or sodium carbonate acting as a fluxing agent. The flux may be mixed with water to form a slurry which is coated on a pad of mineral wool. A thin sheet of the lubricant or a thin sheet of glass also may be interposed between the billet and the cylindrical container wall. When extruding a hollow billet, glass powder may be placed in the bore of the billet. Specific examples are given for extruding nickelchromium steel and alloy.

Release agent

Low pressure die casting powdery mold releasing agent

A low pressure die casting mold releasing agent comprising a mixture of a mold releasing base material, which is an inorganic compound, with an organic compound, at least the mold releasing base material being of powdery or granulated form. This mold releasing agent allows production of castings of high quality, with good workability and without adversely affecting environmental situations.

Metal working

WATER-INSENSITIVE HYDRAULIC FLUIDS CONTAINING BORATE ESTERS

... 1,214,171. Borate esters. OLIN CORP. 5 July, 1968 [14 July, 1967; 1 April, 1968], No. 32261/68. Heading C2C. [Also in Division C5] A borate ester of the formula was prepared in Example IX by reacting one mole of orthoboric acid with one mole each of triethylene glycol monomethyl ether, diethylene glycol monoethyl ether and diethylene glycol monomethyl ether, in succession, in toluene solution, water being removed after each reaction. In Example X a tris-borate ester is prepared by reacting a 50 : 50 random addition product of ethylene oxide and propylene oxide with orthoboric acid, in toluene solution, in molar ratio 3 : 1, the product having a b.p. 625-630‹ F.

LUBRICATING COMPOSITION

LUBRICANT COMPOSITION

USE OF A COOLING LUBRICANT EMULSION FOR MACHINE CUTTING METALWORKING

PUMPS OF CONCRETE

ANTI-NEBULA ADDITIVE FOR WATER-MIXABLE AND WATER-MIXED KÜHLSCHMIERSTOFFE

LUBRICANT FOR THE SHAPING OF METALLIC MATERIALS.

LUBRICANT FOR THE COLD SHAPING OF METALLIC MATERIALS AND PROCEDURES FOR ITS PRODUCTION.

GREASE COMPOSITIONS

LUBRICANT

INSULATING MATERIAL FOR FIBRE OPTICS CABLES

INSULATING MATERIAL FOR FIBRE OPTICS CABLES

Lubricant for the warm extrusion

LUBRICANT COMPOSITION

Lubricant containing solid particles smaller than 500 nm

Hollow fullerene-like nanoparticles as solid lubricants in composite metal matrices

A PROCESS FOR THE PRODUCTION OF LUBRICATING OIL ADDITIVE CONCENTRATE

Lubricant composition containing alkali metal borate and polyalkylene succinic anhydride

Novel water soluble metal working fluids

AQUEOUS LUBRICANT USED FOR PLASTIC WORKING OF METALLIC MATERIAL AND METHOD OF LUBRICATIVE FILM PROCESSING

An aqueous lubricant used for plastic working of metallic material which comprises (A) a water soluble inorganic salt, (B) lubricative agent selected from molybdenum disulfide and graphite and (C) wax, wherein the components are dissolved or dispersed in water, and wherein a concentration ratio (weight ratio) of (B)/(A) is in the range of 1.0-5.0 and (C)/(A)is 0.1-1.0. And a method of lubricative film processing on a metallic material, in that the lubricative film formed by applying the aqueous lubricant is in a dried weight of 0.5-40g/m2. A water soluble inorganic salt (A) is preferably selected from the group consisting of a sulfate, a silicate, a borate, a molybdete and a tungstate. The wax (C) is preferably a natural wax or a synthetic wax which is dispersed in water and has a melting point of 70-150.degree.C. The aqueous lubricant can be used for imparting excellent lubricity with ease to the surface of a metal having no chemical conversion layer formed thereon.

SYNERGISTIC COMBINATION OF ALKALI METAL BORATES, SULFUR COMPOUNDS, PHOSPHITES AND NEUTRALIZED PHOSPHATES

It has been found that a lubricating oil containing: (1) an alkali metal borate; (2) an oil-soluble sulfur compound; (3) a dialkyl hydrogen phosphite; and (4) a mixture of neutralized phosphates said phosphates being essentially free of monothiophosphates interacts synergistically to provide a lubricant with superior load carrying properties.

LOW WATER-SENSITIVE HYDRAULIC FLUIDS CONTAINING BORATE ESTERS AND MONOETHANOLAMINE

RELEASE COATING FOR GLASS MANUFACTURE

A composition and method of preparation are herein described for molten release and parting compositions adaptable for use in glass-forming operations. The novel composition comprises an aqueous dispersion of a mixture of a solid lubricant, a water-soluble silicate binder, a setting agent, and a water-soluble phosphate. A preferred composition comprises a mixture of flake graphite, boron nitride, sodium silicate, zinc oxide and potassium phosphate tribasic.

AQUEOUS LUBRICANT FOR PLASTIC WORKING OF METALLIC MATERIAL AND METHOD OF LUBRICANT FILM PROCESSING

An aqueous lubricant for use in plastic working of a metallic material which comprises (A) a water soluble inorganic salt, (B) a lubricating agent selected from molybdenum disulfide and graphite and (C) a wax, wherein the components are dissolved or dispersed in water, and wherein a solid concentration ratio (weight ratio) (B)/(A) is 1.0 to 5.0 and (C)/(A) is 0.1 to 1.0; and a method of lubricant film processing of a metallic material, characterized in that a lubricant film is formed by applying the aqueous lubricant in a dried weight of 0.5 to 40 g/m2 on a clarified metal material, followed by drying. The water soluble inorganic salt(A) is preferably selected from the group consisting of a sulfate, a silicate, a borate, a molybdate and a tungstate. The wax (C) is preferably a natural wax or a synthetic wax which is dispersed in water and has a melting point of 70 to 150 ~. The aqueous lubricant can be used for imparting excellent bubricity with ease to the surface of a metal having no ...

FREEING OF SEIZED VALVES

In order to free a seized valve, an inspection port (52) is formed in a wall of the valve body and the areas where the valve is seized are determined. One or more injection ports (54) are formed in the valve body adjacent to the seized portions of the valve, pressurised fluid (preferably an insoluble lubricant having a very high cone penetration) is injected through the or each injection port and the injection ports are then closed.

Sulfonate Greases

THIOPHOSPHORIC COMPOSITIONS, PREPARATION AND UTILIZATION OF SAME AS ADDITIVES FOR LUBRICANTS

On décrit une nouvelle classe d'additifs antiusure et extrême-pression constituée de composés thiophosphorés obtenus par réaction de sulfures de phosphore, et notamment de décasulfure de phosphore P4S10, avec des additifs détergents surbasiques. Le produit de réaction peut être éventuellement traité par au moins un composé à hydrogène actif : eau, alcool, phénol, acide, ammoniac, amine, amide et/ou mercaptan.

THIOPHOSPHORIC COMPOSITIONS, PREPARATION AND UTILIZATION OF SAME AS ADDITIVES FOR LUBRICANTS

DE DIVULGATION On décrit une nouvelle classe d'additifs antiusure et extrême-pression constituée de composes thiophosphorés obtenus par réaction de sulfures de phosphore, et notamment de décasulfure de phosphore P4S10, avec des additifs détergents surbasiques. Le produit de réaction peut être éventuellement traite par au moins un compose à hydrogène actif : eau, alcool, phénol, acide, ammoniac, amine, amide et/ou mercaptan.

WATER SOLUBLE SALT PRECOATS FOR WIRE DRAWING

... 27587-70 Compositions for coating steel wire to faciliate the cold drawing thereof comprising: A. from about 50 to about 99.9% by weight of K2SO4; B. from about 0 to about 49.99% by weight of K2B4O7 and/or KBO2; and C. from about 0.01 to about 5% by weight of an ammonium and/or a potassium soap; wherein up to 50% by weight of the total potassium plus ammonium ions in the composition can be replaced by sodium ions. These compositions form coatings which have good crystalline structure and drawability with low hydroscopicity.

LOW PRESSURE DIE CASTING POWDERY MOLD RELEASING AGENT

The present invention provides a low pressure die casting mold releasing agent made of a mixture of a mold releasing base material, composed of an inorganic compound, and an organic compound, in which at least the mold releasing base material is in the form of granules or a powder. The mold releasing agent allows castings of high quality to be formed by a low pressure die casting operation, with good workability and without adversely affecting the environment.

GALVANIZED STEEL SHEET WITH HIGH PRESS FORMABILITY AND A METHOD FOR MANUFACTURING THE SAME

There is provided a galvanized steel sheet with high press formability, which has an inorganic compound on a metallic galvanized layer thereof. The galvanized steel sheet according to the present invention is manufactured by bringing a plating surface of the galvanized steel sheet into contact with a water solution containing 0.1 wt% or more of the organic compound, and then drying the steel sheet by heating within a temperature range of 60 to 400.degree.C. The friction coefficient of the galvanized steel sheet of the invention is 80% or less of the friction coefficient obtained without the inorganic compound on the metallic galvanized layer and the amount of insoluble slimes of the inorganic compound left after water washing or alkali degreasing is less than 1 mg/m2.

HOT MELT LUBRICANT AND METHOD OF APPLICATION

A dry non-oil metalworking lubricant that can be applied by a hot melt application. This dry lubricant is completely water soluble, provides rust protection, cleans from surfaces with plain room temperature water, and is more environmentally safe than other lubricants. A polyethylene glycol of sufficiently high molecular weight to be solid at room temperature is combined with amines, rust inhibitors, and metalworking additives to produce a thin film that provides protection for the part and the tooling in a metalworking operation. This lubricant provides further benefits to the overall process such as: easy to clean, weld through capability, excellent pain system compatibility, and environmentally superior to other lubricants.

LUBRICATING GREASE

A lubricating grease having superior penetration, dropping point, and shear stability properties is provided comprising a base oil, an additive package, a urea- containing thickener, and a lithium soap thickener.

LUBRICATING GREASE

A lubricating grease having superior penetration, dropping point, and shear stability properties is provided comprising a base oil, an additive package, a ureacontaining thickener, and a lithium soap thickener.

POLYETHOXYLATED ALCOHOL-BASED PHOSPHONATES FOR METAL WORKING LUBRICANTS

Disclosed is a metal working composition comprising a major amount of water and a minor amount of an additive comprising (A) at least one carboxylic ester characterized by the formula (see fig. I) wherein R0 is hydrogen, methyl, ethyl, -CH2COOR2 or -CH2CO(OCHR5CH2)n OR6, R1 is hydrogen, methyl or ethyl, R2 is an alkyl group containing from 1 to 12 ca rbon atoms, R3 is hydrogen or -CO(OCHR5CH2)N OR6, R5 is hydrogen or a methyl group, R6 is an aliphatic group containing from 4 to 30 carbon atoms or a phenyl or aliphatic substituted phenyl group wherein the aliphatic substituent contains fr om 1 to 8 carbon atoms, R4 is -COOR2, or -CO(OCHR5CH2)n OR6 and n is an integer of from 1 to 30; with the proviso that when R0 does not equal hydrogen, methyl or ethyl that R1 and R3 are hydrogen and (B) at least one rust inhibitor comprising (1) an amine acid salt or amide; (2) a nitrogen-containing, phosphorus-free carboxylic composition; (3) an amine; or (4) an alkoxylated amine.

AQUEOUS COMPOSITION AND PROCESS FOR PREPARING METAL SUBSTRATE FOR COLD FORMING

Aqueous liquid treatment compositions comprising as active ingredients boric acid and condensed phosphate ions can form iron phosphate containing conversion coatings on ferriferous substrates at rates of at least 0.3 g/m2/min. The coatings are useful as cold working lubricants, either as such or after overcoating with a supplemental lubricant.

Procédé pour la préparation d'un produit lubrifiant, et produit en résultant.

Procédé de filage à chaud des métaux.

Procédé de filage à chaud des métaux.

Procédé de filage à chaud de métaux.

Procédé de préparation d'un lubrifiant et lubrifiant obtenu selon ce procédé.

Verfahren zum Schutz der Werkzeuge beim Strangpressen und zum Schutz des ausgepresten Stranges

Verfahren zum Abtragen von Material von einem Werkstück mittels Schleifen

Schmierfett

Verfahren zur Herstellung eines Gleitlagers und nach dem Verfahren hergestelltes Gleitlager sowie dessen Verwendung

Verwendung von Fluorverbindungen

High temperature lubricant for the hot-forming of metals

The high temperature lubricant for the hot-forming of metals contains 35 to 90% by weight of graphite, 2 to 60% by weight of homopolymer or copolymer of olefinically unsaturated monomers, 0.2 to 8% by weight of suspending assistant and 2 to 40% by weight of film stabiliser. It is prepared by dry mixing of the individual components. The lubricant is used in the form of an aqueous suspension having a solids content of 5 to 80% by weight. Sodium silicates, boron oxides, phosphates and/or silica may be used as film stabilisers. Such lubricants, which are stable at 900 DEG C, are used, for example, to lubricate the mandrel in the manufacture of seamless tubes, or for roll forming.

Antiadhesive and self-lubricating coating composition

The composition contains powdered polytetrafluoroethylene and a polyamide/imide resin in solution in an organic solvent. The composition may additionally contain a diluent and pigments and inorganic fillers. For coating metal surfaces or those made of materials withstanding a temperature of at least 220 DEG C, the composition is applied onto the previously degreased surface and the coating obtained is heated to a temperature of between 220 and 260 DEG C for 10 to 15 min to perform the polymerisation of the polyamide/imide resin. The coating thus obtained is free from pores and exhibits both good antiadhesive and self-lubricating properties and also a sufficient heat resistance and an excellent corrosion resistance.

LUBRICANT COMPOSITION.

High temp. lubricants for hot forming of metals

High temp. lubricants for hot forming of metals contg. graphite, alkylene polymer, suspending agent and film stabiliser ...

SYSTEM REFRACTORY BINDER

REFRACTORY BINDER SYSTEM

Lubricating with the sulphur and its manufactoring process

AQUEOUS LUBRICANT COMPOSITION

Method of preparation of made up the 1,3-disilyl-1,3,2,4-diazadisilétidines.

IRON-BASED POWDER COMPOSITIONS CONTAINING NOVEL BINDER LUBRICANTS

LIQUIDO ELETROVISCOSO E DISPERSOES ELETROVISCOSAS

MINERAL ADDITIVES FOR SETTING AND/OR CONTROLLING THE RHEOLOGICAL PROPERTIES AND GEL STRUCTURE OF AQUEOUS LIQUIDS, AND THE USE OF SUCH ADDITIVES

The invention concerns the use of mixed hydroxydes of bivalent and trivalent metals with a three-dimensional space-lattice structure of the garnet type to control the thixotropic thickening of aqueous preparations, using swellable clays and/or other swellable layer-silicate compounds of natural and/or synthetic origin as visosity-increasing agents. The preferred garnet-type mixed hydroxydes are catoites of the basic structure Ca3Al2(OH)12 a minor proportion of whose OH units can be exchanged for acid groups, in particular silicate groups.

Metalworking composition

A metalworking composition in the form of a stable emulsion having lubricating as well as cleaning properties which is based essentially on non-hazardous components. The composition comprises a homogenous mixture of water, a vegetable oil, a phosphatide, a thickening agent and an emulsifying system consisting of an anionic surfactant and a nonionic biodegradable detergent. The emulsion-type mixture can be prepared through sequential addition of the non-hazardous components followed by homogenization in a high-speed mixture. A concentrated lubricant is thereby obtained which readily forms an adhering film on the surface of a metallic workpiece and all types of metalworking mediums during machining operations to effectively prevent galling or fouling. The metalworking composition is environmentally safe and significantly reduces problems associated with cleanup and corrosion.

Electroviscous fluids

Electroviscous fluids are disclosed which are composed of aluminum silicates particles in an electrically non-conductive liquid and a suitable dispersing agent. The atomic ratio of Al/Si on the surface of the aluminum silicate lies within the range of 0.15 to 0.80.

LUBRICANT FOR CONVEYING CONTAINERS

The passage of a container along a conveyor is lubricated by applying to the container or conveyor a lubricant composition comprising a water-miscible silicone material having a silicone emulsion wherein the silicone emulsion contains less than 500 ppm of a triethanolamine salts of alkyl benzene sulfonic acid compounds. 1. A method for lubricating the passage of a container along a conveyor comprising applying a lubricant composition through non-energized nozzles to at least a portion of the container-contacting surface of the conveyor or at least a portion of the conveyor-contacting surface of the container , the lubricant composition comprising a silicone emulsion , wherein the lubricant composition contains less than about 500 ppm of triethanolamine salts of alkyl benzene sulfonic acid compounds.2. The method of claim 1 , wherein the silicone emulsion includes emulsifiers other than triethanolamine salts of alkyl benzene sulfonic acid compounds.3. The method of claim 1 , wherein the silicone emulsion includes emulsifiers selected from the group of linear alkyl phenol ethoxylates claim 1 , branched alkyl phenol ethoxylates claim 1 , linear primary alcohol ethoxylates claim 1 , branched primary alcohol ethoxylates claim 1 , linear secondary alcohol ethoxylates claim 1 , branched secondary alcohol ethoxylates claim 1 , poly alkylene oxide modified polydimethylsiloxanes claim 1 , sorbitan derivatives claim 1 , sodium alkyl aryl polyether sulfonate compounds claim 1 , sodium alkyl aryl sulfonate compounds trimethyl ammonium salts claim 1 , and mixtures thereof.4. The method of claim 1 , wherein the silicone emulsion is selected from the group of Lambent Technologies E2175 emulsion claim 1 , Lambent Technologies E2140 emulsion claim 1 , Lambent Technologies E2140FG emulsion claim 1 , Dow Corning HV600 emulsion claim 1 , Dow Corning 1664 claim 1 , Dow Corning 1101 emulsion claim 1 , Dow Corning 346 emulsion claim 1 , General Electric SM 2068A emulsion claim 1 , General ...

Preventing electrostatic charges in tyres

A galvanized steel sheet with high press formability and a method for manufacturing the same

Lubricating and sealing grease composition

A grease composition suitable as a lubricating sealant which is resistant to aprotic solvents such as chloroform and carbon disulfide comprises glycerine, fumed silica, polyethylene glycol and a minor amount of water. A preferred grease composition is one in which the amount of glycerine ranges is from 50 to 95 weight % of the total composition, the amount of fumed silica is from 1 to 25% by weight of the total composition, the amount of polyethylene glycol ranges is from 0.5% to 50% by weight of total composition and the amount of water is from 0.01% to 1.0% by weight of total composition, the total composition amounting to 100%.

Filling material for fibre optical cables

Disclosed are hydrophobic compositions useful for filling the voids within jacketed optical fiber cables. The compositions include about 85 to 95 parts by weight of mineral oil, 5 to 15 parts by weight of a (styrene) - (ethylene/propylene) diblock copolymer having a styrene: (ethylene/propylene) ratio of 37.5:62.5 to 27.5:72.5 and a specific gravity of about 0.90 to 0.95, optional antioxidant, and optional metal deactivator. The oil is selected from naphtanic mineral oils comprising 45 to 50 wt.% naphtanics and the balance paraffins and having a pour point of -45°F to -25°F and poly-alphaolefins and mixtures thereof having a pour point of -100°F to -50°F.

PHOSPHOROUS AMINE LUBRICANT ADDITIVE

PURPOSE: To improve the lubricity of a lubricant by incorporating into it a reaction product of a specific alkoxylated amine and phosphorous acid. CONSTITUTION: A mixture comprising 0.5-2 mol of an alkoxylated amine of formula I [wherein R is a 6-30C (alkoxylated) hydrocarbon group; w is 0-1; and x, y, and z are each 0-10 provided at least one of them is not 0] and 1 mol of phosphorous acid is subjected to reaction at 50-250°C if necessary in the presence of boron oxide, a metaborate, a boron compd. of formula II (wherein R3 is a 1-6C alkyl; and m and n are each 0-3 provided n+n is 3), an alcohol of the formula: R4OH (wherein R4 is a 1-30C hydrocarbon group), or a long-chain aliph. carboxylic acid of formula II (wherein R5 is R4) to give a phosphorous amine lubricant additive having a pH of 5.5-7. The additive in an amt. of 0.1-10 wt.% is added to a naphthene- or paraffin-based oil. COPYRIGHT: (C)1992,JPO ...

BESCHICHTUNGSMASSE ZUM AUFBRINGEN VON SELBSTSCHMIERENDEN ANTIHAFT-UEBERZUEGEN AUF SUBSTRATE, VERFAHREN ZUM AUFBRINGEN DER UEBERZUEGE UND DIE BESCHICHTETEN SUBSTRATE

Anti-Nebel-Additiv für wassermischbare und wassergemischte Kühlschmierstoffe

Clear water-soluble polymer compounds having a mean molecular weight higher than 10<6> and selected among the polyalkylene oxides, polyacryl amides, polymethacryl amides and the copolymers of acryl amide and/or methacryl amide with unsaturated organic carboxylic acids having 3 to 5 C-atoms are used in water-miscible and water mixed cooling lubricants to reduce mist formation.

Freeing of seized valves

Improvements in or relating to the soaking of natural or artificial silk

Natural silk or rayon is immersed in a bath containing a negatively charged oil emulsion which is gradually discharged by adding thereto an ammonium salt adapted to generate acid and neutralize said negative charge. Preferred reagents are sulphonated olive oil neutralized with sodium carbonate, and ammonium sulphate, chloride or silico-fluoride. Other suitable sulphonated or sulphated oils are menhaden, palm, mustard seed, pea seed, coconut, cotton seed, rapeseed, castor, Neat's foot, peanut, lard, tallow, elaine, corn, sperm, fish oils or mixtures thereof. The proportion of discharging salt is adjusted so that the bath is discharged, and the yarn oiled in 8-15 hrs. Glycerine, glycols or other polyhydroxy compounds may be added to the bath, also acids such as acetic, lactic, phosphoric and citric or ammonium salts thereof. The treatment tends to prevent generation of static charges on the silk.ALSO:Natural silk or rayon is immersed in a bath containing a negatively charged oil emulsion ...

Improvements in suspensions for lubrication and other purposes

A liquid mineral oil or equivalent hydrocarbon is rendered capable of suspending finely divided particles, without destroying the free flowing character of the medium, by gelling the oil with "hydrogenated castor oil wax" and agitating to produce a discontinuous, gelatinous body. "Hydrogenated castor oil wax" is the wax-like product obtained by treatment of castor oil with hydrogen in the presence of a nickel or cobalt catalyst. Thus, a small amount of the wax is melted and dissolved in the oil by heating to 200--250 DEG F., after which the solution is cooled to form a gel and the gel is then broken up, by agitation, to form a suspending medium for lubricant in particles. Examples are given of the preparation of cutting, &c. lubricants containing sulphur particles. To avoid agglomeration of the particles a small amount of sulphonated castor oil may be added. A lubricant base may be prepared in concentrated form, capable of dilution with petroleum oil for use. Other finely divided solid ...

An improved gasholder

... 303,316. Wagner, R. April 13, 1928. Drawings to Specification. Lubricants for machinery.-In a gas holder of the type having an axially movable closure disc or partition, the joint between the disc and holder wall is made by a seal of hard solid fat or grease consisting for example, of an emulsion of soap in mineral oil with or without admixture with pulverulent substances such as blacklead or kieselguhr. 'The prior use of a mixture of 80 lb. of lead and zinc oxides with 20 lb. of vegetable oils is referred to.

Improvements in or relating to hot punching of metals

... 603,582. Billet-piercing. COMPTOIR INDUSTRIEL D'ETIRAGE ET PROFILAGE DE METAUX. April 11, 1945, No. 9077. Convention date, Jan. 24, 1944. [Class 83 (iv)] A method of hot punching metals consists in inserting between the piece to be punched and the punch an incombustible substance which, at the punching temperature, is in a state of viscous melting. A billet 3 is placed in a die 4 and covered by a glass plate 5. On the descent of the punch 6, the glass forms a lubricating sheath 8 surrounding the end and sides of the punch. Instead of glass, an oxide such as boron trioxide or phosphorus pentoxide may be used or a salt such as sodium metaphosphate, possessing the above properties. A slag comprising 10 per cent B 2 O 3 , 54 per cent SiO 2 , 27 per cent Na 2 O, 5.4 per cent CaO and 3.4 per cent Al 2 O 3 may also be used. The lubricating material may be applied in the form of a plate 3 or 4 mm. thick or as a powder or in small pieces. Alternatively, the work and the punch may be brushed with ...

IMPROVED LUBRICATION BY MIXTURE OF BORIC ACID WITH OILS AND FATS

USE OF ALKALI METAL ALUMINIUMSILICATEN AS ADDITIVES TO METALWORKING LIQUID COMPOSITIONS AND A METALWORKING LIQUID UTILIZATION PROCEDURE FOR THE METAL PART PROCESSING.

LUBRICANT AND SEALS FAT COMPOSITION.

WASSERLOESLICHE SALT COATS FOR WIRE DRAWING.

LUBRICANT FOR HOT-ROLLING STEEL SECTIONS IN A ROLL STAND.

FIRM LUBRICANT AND FRICTION MODIFIER FOR APPLICATION IN THE HEAVY GOODS AND RAIL RANGE

LUBRICANT

Procedure for the maintenance of a polish layer on bearing surfaces of crystalline, mineralschen storage hurrying

Multifunctional aqueous lubricant based on phosphoric esters and sequestering agents

Lubricant additive compositions

Lubricant and use thereof

HOT MELT METAL WORKING LUBRICANTS

Title: HOT MELT METAL WORKING LUBRICANTS Inventor: Richard William Jahnke Metal working operations, especially drawing, are facilitated by applying to the metal a composition which provides lubricity thereto and which melts within the range of about 30-100.degree.C. The composition comprises at least one neutral ester, and preferably a mixture of esters, prepared from polyalkylene glycols and saturated aliphatic alcohols having at least about 10 carbon atoms, and C12-25 aliphatic monocarboxylic acids and C4-20 aliphatic polycarboxylic acids. The preferred ester mixtures are prepared from polyethylene glycols, C14 -20 predominantly straight chain alkanols, stearic acid and adipic, azelaic or sebacic acid. Optional ingredients include phosphorus acid salts and antioxidants. The composition may be applied in liquid form and solidifies on cooling to normal ambient and storage temperatures.

AQUEOUS LUBRICANT USED FOR PLASTIC WORKING OF METALLIC MATERIAL AND PROCESS FOR PRODUCING LUBRICATIVE FILM

An aqueous lubricant for use in plastic working of a metallic material which comprises (A) a water soluble inorganic salt and (B) a wax, wherein the components are dissolved or dispersed in water, and wherein a solid concentration ratio (weight ratio). (B)/(A) is 0.3-1.5. and a method for producing a lubricative film, characterized in that a lubricative film is produced by applying the aqueous lubricant, preferably in a dried weight of 0.5-40g/m2, on the surface of a metallic material, providing no chemical conversion layer thereon, followed by drying. The aqueous lubricant preferably further comprises (C) a metal salt of a fatty acid in a solid concentration ratio (C /(A) of 0.01- 0.4. The water soluble inorganic salt is preferably selected from among a sulfate, a silicate, a borate, a molybdate and a tungstate. The wax is preferably a synthetic wax which is dispersed in water and has a melting point of 70^150. The metal salt of a fatty acid (C) is preferably obtained through reacting ...

EROSION-INHIBITED FUNCTIONAL FLUIDS

Oil composition comprising functionalized nanoparticles

An improved oil composition is disclosed. The oil composition includes a base oil comprising a hydrocarbon, the base oil having a base thermal conductivity. The oil composition also includes a first additive comprising a plurality of derivatized first additive nanoparticles dispersed within the base oil to form a modified oil having a modified thermal conductivity, wherein the modified thermal conductivity is greater than the base thermal conductivity. Alternately, an improved oil composition includes a base oil comprising a hydrocarbon and a first additive comprising a plurality of derivatized first additive nanoparticles dispersed within the base oil to form a modified oil comprising a stabilized suspension of the derivatized first additive nanoparticles in the base oil.

Self-lubricating pharmaceutical syringe stoppers

In one aspect, a self-lubricating component is provided for a pharmaceutical packaging assembly. The self-lubricating component comprises a polymer composition and an effective amount of a lubricating additive such as, for example, boron nitride. In another aspect, a pharmaceutical packaging assembly may be provided having a surface thereof coated with a lubricating composition comprising boron nitride. The pharmaceutical packaging composition may be, for example, a pre-filled syringe comprising a body (barrel) and a plunger assembly.

Alkali Metal Borate and Lubricating Compositions Thereof

The present invention relates to a lubricating composition containing an alkali metal borate. The invention further provides for a method of lubricating a device with grease or a metalworking fluid by employing the lubricating composition containing the alkali metal borate.

Coated Fabric Products

This relates to the coating of air bags, which are used for safety purposes to protect occupants of vehicles such as automobiles, and of air bag fabrics intended to be made into air bags. In particular the invention relates to the top coating of air bags and air bag fabrics which have been pre-coated with a cured organic resin coating composition. The top-coat is an anti-blocking coating composition comprising at least one solid lubricant dispersed in an organic polymer binder. A process for applying the top-coat is also described.

High Viscosity Lubricant Compositions Meeting Low Temperature Performance Requirements

A lubricant composition characterized as having a viscosity of less than about 150,000 cP at −40° C., a kinematic viscosity of less than about 150,000 cSt at −40° C., and a kinematic viscosity of at least about 18.5 cSt at 100° C. for use in association with a device involving metal to metal contact of moving parts comprising: (a) base-stock comprising (i) at least one relatively low viscosity polyalphaolefin, (ii) at least one ester, and at least one Group III base oil; (b) viscosity improver comprising (i) at least one relatively high viscosity polyalphaolefin, and (ii) a least one olefin copolymer; (c) a performance additive comprising at least one additive effective to improve at least one property of the lubricant and/or the performance of the equipment in which the lubricant is to be used; (d) at least one pour-point depressant; and, optionally, (e) at least one antifoam agent.

Lubricating compositions for continuous casting processes and methods for making and using same

Lubricating compositions for use in the casting of steel, in particular in continuous casting processes are provided. Methods for making and using such compositions are also provided.

Nanoparticle Organic Hybrid Materials (NOHMs) and Compositions and Uses of NOHMs

A nanoparticle organic hybrid material (NOHM) containing an organic polymeric corona having a molecular weight in a range of 100-50,000 g/mol, wherein the organic polymeric corona is covalently attached to an inorganic nanoparticle core, wherein the NOHM exhibits liquid-like properties so that the NOHM moves freely and flows in a manner so that when the NOHM is in a container, the NOHM takes the shape of the container, and wherein the NOHM has a volume fraction (fc) of the inorganic particle ranging from about 0.05 to 0.75, methods of making the NOHMs, and compositions containing the NOHMs.

Tetrafluoropropene compositions and uses thereof

The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises a tetrafluoropropene and at least one other component. The compositions of the present invention are useful in processes for producing cooling or heat, as heat transfer fluids, foam blowing agents, aerosol propellants, and fire suppression and fire extinguishing agents.

Siloxane-based composition which is intended for tire molding/stripping

The invention relates to compositions in the form of silicone oil emulsions which are intended to be applied to curing bladders as a mold-release agent during tire production.

LOW FRICTION WEAR RESISTANT GRAPHENE FILMS

A low friction wear surface with a coefficient of friction in the superlubric regime including graphene and nanoparticles on the wear surface is provided, and methods of producing the low friction wear surface are also provided. A long lifetime wear-resistant surface including graphene exposed to hydrogen is provided, including methods of increasing the lifetime of graphene containing wear surfaces by providing hydrogen to the wear surface. 1. A method of forming a low friction wear surface comprising:disposing over a substrate a solution comprising nanodiamonds and a h-BN 2D material to form a first sliding component, the h-BN 2D material forming patches on the first sliding component;sliding the first sliding component against a second sliding component having a diamond-like carbon on a sliding surface;forming scrolls of the h-BN 2D material around the nanodiamonds; andgraphitizing the nanodiamonds, converting the scrolled nanodiamonds into nano-onions.2. The method of claim 1 , further comprising establishing a dry environment over the substrate.3. The method of claim 1 , wherein disposing the solution over the substrate comprises forming patches of the material on the substrate.4. The method of claim 1 , wherein forming patches of the material on the substrate comprises spraying a liquid containing the material onto the substrate.5. The method of claim 1 , wherein disposing the nanoparticles over the substrate comprises spraying a liquid containing the nanoparticles onto the substrate.6. A low friction wear surface comprising:a substrate;graphene disposed over the substrate; and{'sub': 3', '4, 'nanoparticles disposed over the substrate, the nanoparticles selected from the group consisting of diamond, Ni, Fe, Pt, Co, SiNand combinations thereof;'}wherein the nanoparticles are free from oxidation.7. The low friction wear surface of claim 6 , wherein the nanoparticles comprise iron.8. The low friction wear surface of claim 6 , wherein the substrate comprises at ...

Lubricating oils and greases

A lubricating oil composition comprises an amide and at least one additive. A lubricating grease composition comprises a liquid amide, a thickener comprising a metal soap, and at least one additive. The amide in each composition is the reaction product of a secondary, branched amine and a carboxylic acid. The carboxylic acid may be a monocarboxylic acid or a dicarboxylic acid, including dimer acid. The amide is hydrolytically stable, and may be used to increase the hydrolytic stability of the lubricant oil or grease composition. Alternatively, the amide may be used to increase the additive solubility or detergency of the lubricant oil or grease composition.

LOW-FRICTION MEMBER IMITATING SHARK SKIN AND MANUFACTURING METHOD THEREFOR

The present invention relates to a low-friction member imitating shark skin and a manufacturing method therefor, the low-friction member implementing a structure similar to shark skin and having riblets by stacking, in layers, composite particles formed by attaching spherical particles on the surfaces of plate-shaped particles, and thus the low-friction member has excellent low-friction characteristics. The present invention comprises: a base plate; plate-shaped particles stacked in layers on the surface of the base plate in the form of scales; and a plurality of spherical metal lubricating particles having a size smaller than that of the plate-shaped particles, and coated on the surfaces of the plate-shaped particles, wherein the metal lubricating particles are arranged in the form of a bridge connecting the base plate and the plate-shaped particles, and the plate-shaped particles to each other. 1. A low-friction member comprising:a substrate; anda lubricating layer constituted by plate-shaped particles which are stacked in layers on the surface of the substrate in the form of scales and multiple spherical metal lubricating particles having a smaller nano size than the plate-shaped particles and coated on the surfaces of the plate-shaped particles,wherein the spherical metal lubricating particles are disposed in a form of multiple bridges connecting the substrate and the plate-shaped particles and connecting the plate-shaped particles in the lubricating layer.2. The low-friction member of claim 1 , wherein before the plate-shaped particles are stacked on the substrate claim 1 , the metal lubricating particles are coated on the surfaces of the plate-shaped particles to form composite particles and thereafter claim 1 , stacked on the surface of the substrate in a form of the composite particles.3. The low-friction member of claim 2 , wherein the plate-shaped particles are graphene.4. The low-friction member of claim 2 , wherein the plate-shaped particles are made of ...

GREASE COMPOSITION, MECHANISM COMPONENT, AND PRODUCTION METHOD FOR GREASE COMPOSITION

The present invention addresses a problem of providing a grease composition that uses hydrophilic nanofibers but still has excellent water resistance and does not readily experience oil separation. The grease composition contains a base oil, hydrophilic nanofibers having a thickness (d) of 1 to 500 nm, and an organic bentonite. 1. A grease composition comprising a base oil , hydrophilic nanofibers having a thickness (d) of 1 to 500 nm , and an organic bentonite.2. The composition of claim 1 , wherein the content ratio of the hydrophilic nanofibers to the organic bentonite is 0.2 to 5.0 as a ratio by mass.3. The composition of claim 1 , wherein the content of the hydrophilic nanofibers is 0.1 to 20% by mass based on the total amount of the grease composition.4. The composition of claim 1 , wherein the content of the organic bentonite is 0.01 to 15% by mass based on the total amount of the grease composition.5. The composition of claim 1 , wherein the aspect ratio of the hydrophilic nanofibers is 5 or more.6. The composition of claim 1 , wherein the hydrophilic nanofibers contain one or more polysaccharides selected from cellulose claim 1 , carboxymethyl cellulose claim 1 , chitin and chitosan.7. A mechanical component filled with the composition of .8. A method of producing a grease composition claim 1 , comprising the following steps (1) to (3):Step (1): a step of mixing a water dispersion prepared by blending hydrophilic nanofibers having a thickness (d′) of 1 to 500 nm in water, a base oil and a dispersant to prepare a liquid mixture;Step (2): a step of removing water from the liquid mixture to prepare a grease;Step (3): a step of blending an organic bentonite in the grease.9. The method of claim 8 , wherein the dispersant is one or more selected from aprotic polar solvents claim 8 , alcohols and surfactants. The present invention relates to a grease composition, a mechanical component filled with the grease composition, and a method for producing the grease ...

ULTRAVIOLET CURABLE RESIN COMPOSITION, SLIDING MEMBER, AND METHOD FOR PRODUCING SLIDING MEMBER

There is provided a resin composition for a machinable liner of a sliding member. An ultraviolet curable resin composition for a self-lubricating liner contains a (meth)acrylate compound having an isocyanuric acid ring represented by the following formula and PTFE as a solid lubricant. In the formula (1), X is a group which contains an acryloyl group and is composed only of C, H, and O. Y and Z are groups each composed only of C, H, and O. PTFE is contained in an amount of 10 to 50% by weight with respect to a total amount of the ultraviolet curable resin composition. The ultraviolet curable resin composition is suitable for a self-lubricating liner of a spherical bearing having an outer race and an inner race . 2. The ultraviolet curable resin composition according to claim 1 , wherein the acrylate compound having the isocyanuric acid ring is selected from the group consisting of di-(2-acryloxyethyl) isocyanurate claim 1 , tris-(2-acryloxyethyl) isocyanurate claim 1 , ε-caprolactone modified tris-(2-acryloxyethyl) isocyanurate claim 1 , and a mixture of the di-(2-acryloxyethyl) isocyanurate and the tris-(2-acryloxyethyl) isocyanurate.3. The ultraviolet curable resin composition according to claim 1 , wherein the acrylate compound having the isocyanuric acid ring is a mixture of di-(2-acryloxyethyl) isocyanurate and tris-(2-acryloxyethyl) isocyanurate claim 1 , or ε-caprolactone modified tris-(2-acryloxyethyl) isocyanurate.4. The ultraviolet curable resin composition according to claim 1 , further comprising melamine cyanurate in an amount of 30% by weight or less with respect to the total amount of the ultraviolet curable resin composition.5. The ultraviolet curable resin composition according to claim 1 , wherein the polytetrafluoroethylene resin is in a powder form having an average particle diameter ranging from 75 μm to 180 μm.6. The ultraviolet curable resin composition according to claim 1 , wherein the polytetrafluoroethylene resin is a ...

AQUEOUS LOW FRICTION COATING FOR TELECOMMUNICATION CABLES

A fluoropolymer coating composition comprises: fluorinated homopolymer particles dispersed in water, fluorinated copolymer particles dispersed in water, non-fluorinated polymer particles dispersed in water; and at least one aziridine compound comprising at least two aziridine groups. The composition is especially useful in low friction coating for telecommunication cables. 1. A fluoropolymer coating composition comprising:fluorinated homopolymer particles dispersed in water,fluorinated copolymer particles dispersed in water,non-fluorinated polymer particles dispersed in water; andat least one aziridine compound comprising at least two aziridine groups.2. The fluoropolymer coating composition of wherein the non-fluorinated polymer particles comprise a polyurethane latex material.3. The fluoropolymer coating composition of wherein the non-fluorinated polymer particles comprise an acrylic latex material.4. The fluoropolymer coating composition of wherein the fluorinated homopolymer particles comprise polytetrafluoroethylene.5. The fluoropolymer coating composition of wherein the fluorinated copolymer particles comprise a copolymer of tetrafluoroethylene claim 1 , hexafluoropropylene and vinylidene fluoride.6. The fluoropolymer coating composition of further comprising inorganic oxide nanoparticles.7. (canceled)8. The fluoropolymer coating composition of wherein the inorganic oxide nanoparticles comprise nanoparticle silica having an average particle size of less than 100 nm.9. An article having a low friction surface claim 6 , comprising:a substrate having an exposed polymer surface and a thin layer of a low friction coating disposed on the exposed polymer surface of the substrate, wherein the low friction coating comprises a fluorinated homopolymer, a fluorinated copolymer, and non-fluorinated polymer; that have been crosslinked by a polyazidine crosslinking agent.10. The article of claim 9 , wherein the exposed polymer surface comprises a low surface energy plastic. ...

Lubricating grease composition

The invention provides a grease composition containing a thickener and a base oil, wherein the base oil contains (a) a hydrocarbon oil extracted from Botryococcus braunii and/or (b) a hydrocarbon oil obtainable by hydrogenating the hydrocarbon oil (a).

Auxiliary Emergency Protective Lubrication System for Metal Mechanical Components

An auxiliary lubricant comprising a composition, the comprising intermediate molecular weight surfactant-functionalized nanoparticles dispersed in a base oil. 1. An auxiliary lubricant comprising:a composition comprising intermediate molecular weight surfactant-functionalized nanoparticles dispersed in a base oil.2. The auxiliary lubricant according to claim 1 , wherein said nanoparticles comprises at least one of a carbon-containing phase and an inorganic phase.3. The auxiliary lubricant according to claim 2 , wherein said nanoparticles in said inorganic phase are selected from the group consisting of boric acid claim 2 , metal sulfides claim 2 , and alkali silicates.4. The auxiliary lubricant according to claim 3 , wherein said metal sulfide comprises Zn claim 3 , W claim 3 , and Mo.5. The auxiliary lubricant according to claim 3 , wherein said alkali silicate comprises Na and K.6. The auxiliary lubricant according to claim 2 , wherein said carbon-containing phase comprises at least one of graphene claim 2 , ultra-dispersed nano-crystalline diamond and graphite claim 2 , spheroidal carbons claim 2 , and carbon nanorods.7. The auxiliary lubricant according to claim 1 , wherein said nanoparticles comprise a dimension ranging from about 1 nanometer to about 20 nanometers.8. The auxiliary lubricant according to claim 1 , wherein said nanoparticles comprise a dimension less than 1 nanometer.9. The auxiliary lubricant according to claim 1 , wherein said nanoparticles comprise a narrow-size distribution with an aspect ratio greater than 2.10. The auxiliary lubricant according to claim 1 , wherein said nanoparticles are functionalized with amphoteric surfactants containing alcohol claim 1 , amine claim 1 , carboxylic acid claim 1 , carbonate claim 1 , ester claim 1 , ether alcohol claim 1 , sulfate claim 1 , sulphonate claim 1 , phosphate claim 1 , phosphite claim 1 , or phosphonate head groups and intermediate molecular weight hydrocarbon claim 1 , fluorocarbon claim 1 , ...

FRICTION CONTROL COMPOSITION WITH HIGH AND POSITIVE FRICTION CHARACTERISTICS

A friction control composition having high and positive frictional properties for sliding steel surfaces includes a water insoluble hydrocarbon that enables a reduced water content, a rheological additive, a freezing point depressant, a friction modifier, and a lubricant. 1. A thixotropic gel or liquid for friction control comprising a friction modifier , water , clay and a water-insoluble component , wherein the clay has receptor sites for the water insoluble component and the water-insoluble component is bound to the clay at the receptor sites and further wherein the clay expands in water to form the thixotropic gel or liquid.2. The thixotropic gel or liquid of claim 1 , wherein the thixotropic gel or liquid further comprises carbon black.3. The thixotropic gel or liquid of claim 2 , wherein the amount of carbon black in thixotropic gel or liquid is from 0.5 to 5 percent.4. The thixotropic gel or liquid of claim 1 , wherein the thixotropic gel or liquid further comprises a lubricant.5. The thixotropic gel or liquid of claim 1 , wherein the amount of friction modifier in the thixotropic gel or liquid is between from about 9 to about 24 w/w %.6. The thixotropic gel or liquid of claim 1 , wherein the amount of water in the thixotropic gel or liquid is between from 4 to 25 w/w %.7. The thixotropic gel or liquid of claim 1 , wherein the thixotropic gel or liquid contains a magnesium silicate.8. The thixotropic gel or liquid of claim 1 , wherein the thixotropic gel or liquid further contains an aprotic solvent.9. The thixotropic gel or liquid of claim 1 , wherein the thixotropic gel or liquid does not contain a skin forming retentivity agent.10. A thixotropic gel or liquid for friction control comprising a friction modifier claim 1 , water and a matrix of clay and a water-insoluble component claim 1 , wherein the clay has receptor sites for the water insoluble component and the rheology agent expands in water to form the thixotropic gel or liquid.11. The thixotropic gel ...

SPACER FLUIDS AND CEMENT SLURRIES THAT INCLUDE SURFACTANTS

According to at least one embodiment of the present disclosure, a well bore cementing system may comprise a spacer fluid and a cement slurry. The spacer fluid may be positioned within a well bore, and the spacer fluid may comprise a first surfactant package comprising one or more surfactants. The cement slurry may be positioned within the well bore, and the cement slurry may comprise a second surfactant package comprising one or more surfactants. 1. A well bore cementing system comprising: a base fluid that is an aqueous-based fluid; and', {'sub': 2', '4', 'x1, 'a first surfactant package consisting essentially of one or more surfactants having the chemical structure R1-(OCH)—OH, where R1 is a hydrocarbyl group having from 5 to 20 carbon atoms, and x1 is an integer from 5 to 15, where the one or more surfactants of the first surfactant package has a HLB of from 11 to 13.5; and'}], 'a spacer fluid positioned within a well bore, the spacer fluid comprising{'sub': 2', '4', 'x2, 'a cement slurry positioned within the well bore, the cement slurry comprising a second surfactant package consisting essentially of one or more surfactants having the chemical structure R2-(OCH)—OH, where R2 is a hydrocarbyl group having from 5 to 20 carbon atom, and x2 is an integer from 5 to 15, where the one or more surfactants of the second surfactant package has a HLB of from 11 to 13.5.'}2. The well bore cementing system of claim 1 , where the cement slurry is in contact with the spacer fluid.3. The well bore cementing system of claim 1 , where the spacer fluid is in contact with a drilling fluid and the cement slurry.4. The well bore cementing system of claim 1 , where the one or more surfactants of the first surfactant package has a HLB of from 12.5 to 13 claim 1 , the one or more surfactants of the second surfactant package has a HLB of from 12.5 to 13 claim 1 , or both.5. The well bore cementing system of claim 1 , where x1 is an integer from 5 to 10 claim 1 , x2 is an integer from 5 ...

HEAT TRANSFER PROCESS

A heat transfer process using a composition containing hydro(chloro)fluoroolefins. A heat transfer process that successively includes a step of evaporation of a refrigerant, a step of compression, a step of condensation of said refrigerant at a temperature greater than or equal to 70° C. and a step of expansion of said refrigerant characterized in that the refrigerant includes at least one hydrofluoroolefin having at least four carbon atoms represented by the formula (I) RCH═CHRin which Rand Rindependently represent alkyl groups having from 1 to 6 carbon atoms, substituted with at least one fluorine atom, optionally with at least one chlorine atom. 1. A heat transfer process employing a compression system having at least one stage comprising successively a step of evaporation of a refrigerant , a compression step , a condensation step of said fluid at a temperature between 70° C. and 150° C. and an expansion step of said fluid , characterized in that the refrigerant comprises from 40 to 100 wt. % of 1 ,1 ,1 ,4 ,4 ,4-hexafluorobut-2-ene and from 0 to 10 wt. % of at least one compound selected from the group consisting of pentane , isopentane , and cyclopentane.2. The process as claimed in claim 1 , wherein the temperature is between 95 and 140° C.3. The process as claimed in claim 1 , wherein the refrigerant further comprises at least one compound selected from hydrofluorocarbons claim 1 , hydrocarbons claim 1 , (hydro)fluoroethers claim 1 , hydrochlorofluoropropenes claim 1 , hydrofluoropropenes claim 1 , ethers claim 1 , methyl formate claim 1 , and carbon dioxide.4. The process as claimed in claim 1 , wherein the refrigerant further comprises at least one hydrofluorocarbon selected from the group consisting of 1 claim 1 ,1 claim 1 ,1 claim 1 ,3 claim 1 ,3-pentafluorobutane and 1 claim 1 ,1 claim 1 ,1 claim 1 ,3 claim 1 ,3-pentafluoropropane.5. (canceled)6. The process as claimed in claim 1 , wherein the refrigerant comprises from 40 to 95 wt. % of 1 claim 1 ,1 ...

DEVELOPMENT OF ANTI-BIT BALLING FLUIDS

Anti-bit balling drilling fluids and methods of making and using drilling fluids are provided. The anti-bit balling drilling fluid contains water, a clay-based component, and at least one of a surfactant having the formula: R—(OCH)—OH, where R is a hydrocarbyl group having from 10 to 20 carbon atoms and x is an integer from 1 and 10, or a polyethylene glycol having the formula: H—(O—CH—CH)—OH, where n is an integer from 1 to 50. Methods of making and using these drilling fluids are also provided. 2. The method of claim 1 , where the surfactant has an HLB of from 8 to 16.3. The method of claim 1 , where R is:an alkyl group comprising 12 to 15 carbons; oran alkenyl group comprising from 12 to 15 carbon atoms.4. The method of claim 1 , where x is from 5 to 10.5. The method of claim 1 , where the surfactant has an HLB of from 13 to 15.6. The method of claim 1 , where the surfactant comprises ethylene oxide condensate of branched isotridecyl alcohol.7. The method of claim 1 , where the polyethylene glycol has a weight average molecular weight of from 300 grams per mol (g/mol) to 500 g/mol claim 1 , as measured according to GPC.8. The method of claim 1 , where the drilling fluid comprises from 28 to 850 lb/bbl water based on total weight of the drilling fluid.9. The method of claim 1 , where the drilling fluid comprises from 28 to 720 lb/bbl of the clay-based component based on total weight of the drilling fluid.10. The method of claim 1 , where the drilling fluid comprises from 0.02 to 180 lb/bbl of the surfactant claim 1 , the polyethylene glycol claim 1 , or both claim 1 , based on total weight of the drilling fluid.11. The method of claim 1 , where the clay-based component comprises one or more components selected from the group consisting of lime (CaO) claim 1 , CaCO claim 1 , bentonite claim 1 , montmorillonite clay claim 1 , barium sulfate (barite) claim 1 , hematite (FeO) claim 1 , mullite (3AlO.2SiOor 2AlO.SiO) claim 1 , kaolin claim 1 , (AlSiO(OH)or kaolinite) ...

Ultraviolet curable resin composition, sliding member, and method for producing sliding member

There is provided a resin composition for a machinable liner of a sliding member. An ultraviolet curable resin composition for a self-lubricating liner contains a (meth)acrylate compound having an isocyanuric acid ring represented by the following formula and PTFE as a solid lubricant. In the formula (1), X is a group which contains an acryloyl group and is composed only of C, H, and O. Y and Z are groups each composed only of C, H, and O. PTFE is contained in an amount of 10 to 50% by weight with respect to a total amount of the ultraviolet curable resin composition. The ultraviolet curable resin composition is suitable for a self-lubricating liner 24 of a spherical bearing 20 having an outer race 22 and an inner race 26.

Polymeric-inorganic nanoparticle compositions, manufacturing process thereof and their use as lubricant additives

The invention relates to polymeric-inorganic nanoparticle compositions and preparation processes thereof. The invention also relates to an additive and lubricant composition comprising these polymeric-inorganic nanoparticle compositions, as well as to the use of these polymeric-inorganic nanoparticle compositions in an oil lubricant formulation to improve tribological performance, in particular to improve anti-friction performance on metal parts.

Ceramic Sliding Bearing

Disclosed is a ceramic sliding partner for a sliding bearing, said sliding partner being made at least in part, preferably entirely, of a ceramic foam. The ceramic sliding partner comprises at least one sliding surface on which a sliding partner can move, said sliding surface being made at least in part, preferably entirely, of a ceramic foam.

GREASE COMPOSITION

Provided is a grease composition for a magnet clutch of an automobile, including: a base oil; and a thickener, wherein the composition contains 5% by mass or more of a sulfur content in terms of sulfur element relative to a total mass of the composition. 1. A grease composition for a magnet clutch of an automobile , comprising:a base oil; anda thickener, whereinthe composition contains 5% by mass or more of a sulfur content in terms of sulfur element relative to a total mass of the composition.2. The grease composition according to claim 1 , wherein the base oil is at least one selected from fatty acid sulfides claim 1 , sulfurized oils and fats claim 1 , and polysulfides.3. The grease composition according to claim 1 , wherein the thickener comprises a metal oxide.4. The grease composition according to claim 3 , wherein the metal oxide is silica.5. The grease composition according to claim 4 , wherein a primary particle diameter of the silica is 300 nm or less.6. The grease composition according to claim 1 , wherein the sulfur content in terms of sulfur element is 50% by mass or less relative to the total mass of the grease composition.9. The grease composition according to claim 1 , wherein the ratio of the base oil in the composition of the invention is 50 to 95% by mass relative to the total mass of the composition.10. The grease composition according to claim 1 , wherein the content of the thickener is 5 to 25% by mass relative to the total mass of the grease composition of the invention. The invention relates to a grease composition which is favorably applicable to a lubricated part which requires high torque transmission performance and excellent adhesion prevention performance, specifically to a lubricated part and the like of an electromagnetic clutch for transmitting and shutting rotational power.Conventionally, a compressor of a vehicle air conditioning apparatus receives a driving force via a belt from a drive engine, and its operation is usually ...

Plunger lubricant for die casting and method of applying the same

A plunger lubricant for die casting includes a component (a), a component (b), a component (c), and water. The component (a) is one or two or more compounds selected from among mineral oils, synthetic hydrocarbons, and fatty acid esters. The component (b) is one or two or more compounds selected from among alkali metal salts of higher fatty acids or alkali metal salts of aliphatic hydroxy acids. The component (c) is an alkali metal salt of an oxoacid or polyoxoacid that is able to be dehydrated and condensed.

TETRAFLUOROPROPENE COMPOSITIONS AND USES THEREOF

The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises a tetrafluoropropene and at least one other component. The compositions of the present invention are useful in processes for producing cooling or heat, as heat transfer fluids, foam blowing agents, aerosol propellants, and fire suppression and fire extinguishing agents. 114-. (canceled)15. A composition comprising HFO-1234yf , HFC-32 , HFC-125 , and HFC-134a.16. The composition of wherein the composition comprises from about 20 weight percent to about 98 weight percent HFO-1234yf.17. The composition of further comprising at least one lubricant selected from the group consisting of mineral oils claim 15 , alkylbenzenes claim 15 , synthetic paraffins claim 15 , synthetic naphthenes claim 15 , poly alpha olefins claim 15 , polyalkylene glycols claim 15 , dibasic acid esters claim 15 , polyesters claim 15 , neopentyl esters claim 15 , polyvinyl ethers claim 15 , silicones claim 15 , silicate esters claim 15 , fluorinated compounds claim 15 , phosphate esters and mixtures thereof.181. A process to produce cooling comprising condensing a composition of claim and thereafter evaporating said composition in the vicinity of a body to be cooled.191. A process to produce heat comprising condensing the composition of claim in the vicinity of a body to be heated and thereafter evaporating said composition.20. A method for replacing R12 claim 15 , R134a claim 15 , R22 claim 15 , R404A claim 15 , R407A claim 15 , R407C claim 15 , R410A claim 15 , R422A claim 15 , R422B claim 15 , R422C claim 15 , R422D claim 15 , R438A claim 15 , R502 claim 15 , R507A claim 15 , R507B claim 15 , or R508 claim 15 , in a system that uses claim 15 , used or was designed to use R12 claim 15 , R134a claim 15 , R22 claim 15 , R404A claim 15 , R407A claim 15 , R407C claim 15 , R410A claim 15 , R422A claim 15 , R422B claim 15 , R422C claim 15 , R422D claim 15 , ...

COATING COMPOSITION FOR LUBRICATING COATING FILM

A coating composition for a lubricating coating film includes: (A) a phenolic resin (B) an epoxy resin having an epoxy equivalent weight of 600 to 4000; and (C) at least one type of solid lubricant. The epoxy equivalent weight is generally defined by the number average molecular weight per the number of epoxy groups in a single molecule. The coating composition has a weight ratio of component (A) to the total weight of component (A) and component (B) of at least 50 weight %. A lubricating coating film, formed from the coating composition, has a high level of flexibility on surfaces of various base materials. 1. A coating composition for a lubricating coating film , the coating composition comprising:(A) a phenolic resin;(B) an epoxy resin having an epoxy equivalent weight of 600 to 4000, the epoxy equivalent weight defined (by the number average molecular weight per the number of epoxy groups in a single molecule; and(C) at least one type of solid lubricant;wherein a weight ratio of component (A) per the total weight of component (A) and component (B) is at least 50 weight %.2. The coating composition according to claim 1 , wherein the epoxy equivalent weight of component (B) is 800 to 1200.3. The coating composition according to claim 1 , wherein the weight ratio of component (A) per the total weight of component (A) and component (B) is at least 60 weight % and not more than 80 weight %.4. The coating composition according to claim 1 , wherein component (C) comprises at least one or more types of substances selected from fluororesin claim 1 , polyethylene resin claim 1 , polyamide resin claim 1 , and mixtures thereof.5. The coating composition according to claim 1 , wherein component (C) comprises one or more types of metal oxide or metal nitride selected from titanium nitride claim 1 , titanium oxide claim 1 , aluminum oxide claim 1 , silicon nitride claim 1 , silicon dioxide claim 1 , and mixtures thereof.6. The coating composition according to claim 1 , wherein ...

LUBRICATING GREASE COMPOSITION

A lubricating grease composition, and more specifically, to a lubricating grease composition which, when used with an article clamping device, such as a chuck, produces excellent lubricating properties whilst remaining strongly adhered to metal parts in the clamping mechanism of the device and showing enhanced chemical and physical resistance to fluids such as cutting fluids with which they come into contact. 1. A lubricating grease composition comprising:a) from 15 to 65% by weight of one or more solid lubricants powders;b) from 15 to 84.0% by weight of or one more base oils;c) from 0.5 to 20% by weight of one or more adhesion improver;d) from 0.5 to 15% by weight of one or more waxes; ande) from 0 to 30% by weight of one or more thickeners.2. A lubricating grease composition in accordance with wherein the solid lubricant powder (a) is selected from one or more of the group of calcium oxide claim 1 , zinc oxide claim 1 , magnesium oxide claim 1 , calcium hydroxide claim 1 , zinc hydroxide claim 1 , magnesium hydroxide claim 1 , a carbonate such as calcium carbonate claim 1 , zinc carbonate claim 1 , magnesium carbonate claim 1 , calcium fluoride claim 1 , zinc fluoride claim 1 , magnesium fluoride claim 1 , polytetrafluoroethylene (PTFE) claim 1 , titanium dioxide claim 1 , a phosphorus containing salt such as a phosphoric acid salt claim 1 , a metaphosphoric acid salt claim 1 , a diphosphoric acid salt (pyrophosphate) claim 1 , a triphosphoric acid salt (tripolyphosphate) claim 1 , a phosphorous acid salt claim 1 , a diphosphorous acid salt claim 1 , or a hypophosphorous acid salt and zinc salts other than listed above.3. A lubricating grease composition in accordance with wherein the solid lubricant powder (a) is a mixture of hydrated tricalcium phosphate and calcium carbonate treated with stearic acid.4. A lubricating grease composition in accordance with wherein base oil (b) is selected from synthetic hydrocarbon oils claim 1 , polyalphaolefins (PAO) claim 1 , ...

Grease composition

The present invention addresses a problem of providing a grease composition for a speed reducer and a speed increaser, excellent in both leakage prevention performance and energy transfer efficiency. The grease composition for a speed reducer and a speed increaser contains a base oil (A), and nanofibers (B) having a thickness (d) of 1 to 500 nm, wherein the nanofibers (B) are one or more selected from cellulose nanofibers (B1) and modified cellulose nanofibers (B2).

RAILWAY LUBRICANT

A water-based solid lubricant includes water, glycerin, isoalkane, molybdenum disulfide, talc powder, calcium sulfonate, and polyisobutylene is described herein. 1. A water-based lubricant comprising:water;glycerin;synthetic isoalkane, wherein the synthetic isoalkane is at least 75% by weight C19 to C23 isoalkane, wherein the synthetic isoalkane has a polyaromatic hydrocarbon (PAH) content of ≦0.001 percent;molybdenum disulfide;talc powder;calcium sulfonate; andpolyisobutylene, wherein the lubricant contains no lime and no clay, wherein the lubricant has a viscosity of less than 5,000 cP at 22° C.2. A lubricant comprising:water;a freezing point depressant;a viscosity index modifier; anda synthetic fluid, wherein the lubricant has a viscosity of less than 5,000 cP at 22° C., wherein the lubricant contains no non-synthetic fluids, wherein the synthetic fluid has a polyaromatic hydrocarbon (PAH) content of ≦0.001 percent.3. The lubricant of claim 2 , wherein the lubricant further comprises a friction modifier claim 2 , wherein the lubricant contains no lime.4. The lubricant of claim 3 , wherein the lubricant contains no clay claim 3 , wherein the lubricant further comprises a water-based lubricant.5. The lubricant of claim 4 , wherein the lubricant further comprises a suspension stabilizer.6. The lubricant of claim 5 , wherein the freezing point depressant is a diol or triol.7. The lubricant of claim 6 , wherein the synthetic fluid is isoalkane.8. (canceled)9. The lubricant of claim 7 , wherein the viscosity index modifier is polyisobutylene claim 7 , polyethylene claim 7 , polytetrafluoroethylene claim 7 , polypropylene claim 7 , polycarbohydrate claim 7 , or polyuria claim 7 , wherein the suspension stabilizer is lithium complex base grease claim 7 , aluminum complex base grease claim 7 , or calcium sulfonate.10. The lubricant of claim 9 , wherein the diol is a 1 claim 9 ,2-diol or a 1 claim 9 ,3-diol.11. The lubricant of claim 9 , wherein the diol is ethylene glycol ...

Polyalkylene Glycol-Grafted Polycarboxylate Suspension and Dispersing Agent for Cutting Fluids and Slurries

Cutting fluids for brittle materials, e.g., silicon ingot, comprise, in weight percent: A. 70-99% polyalkylene glycol (PAG), e.g., polyethylene glycol; B. 0.01-10% PAG-grafted polycarboxylate; and C. 0-30% water. These cutting fluids are used with abrasive materials, e.g., silicon carbide (SiC), to form cutting slurries. The slurry is sprayed on the cutting tool, e.g., a wire saw, to cut a brittle work piece, e.g., a silicon ingot.

Water-soluble quenching oil composition

A water-soluble quenching fluid composition prepared by blending: water, at least one kind selected from a polyoxyalkylene glycol and a derivative thereof (A), and at least one kind selected from an alkylene glycol ether (B) and a monocarboxylic acid (C), the polyoxyalkylene glycol or a derivative thereof (A) having a mass average molecular weight of 10,000 or more and 100,000 or less, the alkylene glycol ether (B) having a boiling point of 200° C. or more and a molecular weight per 1 mol of 1,000 g/mol or less.

ARC-DEPOSITED AL-CR-O COATINGS HAVING ENHANCED COATING PROPERTIES

The present invention relates to a method for coating AI-Cr-0 coatings with the help of a PVD-coating process. The PVD-coating process is performed with the help of Al and Cr comprising targets which are doped with Si. The doping of Si prevents the forming of oxide islands on the target during the reactive coating process. 1. Method for producing PVD-oxide-coatings with at least one layer consisting essentially of Al , Cr , Si and O , the method comprising at least the following steps:a) providing a PVD-coating chamberb) loading in such PVD-coating chamber substrates having at least one surface to be coatedc) performing a reactive PVD coating process wherein the process gas contains a reactive gas with reacts with metal ions produced from one or more targets for depositing the at least one layer consisting essentially of Al, Cr, Si and O on the substrate surface,{'sub': 1−x−y', 'x', 'y, 'characterized in that, the one or more targets used for performing the reactive PVD coating process in step c) have an element composition in atomic per cent given by the formula: AlCrSiwith 0.05≦y≦0.10 and 0.20≦x≦0.25 and the reactive gas is oxygen thereby producing a coating with at least one layer consisting essentially of Al, Cr, Si and O, wherein, if oxygen is not taken into account, in the at least one layer the silicon concentration is less than the silicon concentration in the one or more targets.'}2. Method according to characterized in that the PVD coating process is an arc evaporation process.3. Method according to characterized in that the process gas comprises essentially only oxygen.4. Method according to characterized in that x=0.05 and y=0.25.5. Method according to characterized in that wherein claim 1 , if oxygen is not taken into account claim 1 , in the at least one layer the silicon concentration is equal or less than half of the silicon concentration in the one or more targets.6. Coating system produced by a method according to .7. Substrate coated with a ...

Pulsed plasma lubrication device and method

Disclosed herein is a lubrication device comprising a solid lubricant disposed between and in contact with a first electrode and a second electrode dimensioned and arranged such that application of an electric potential between the first electrode and the second electrode sufficient to produce an electric arc between the first electrode and the second electrode to produce a plasma in an ambient atmosphere at an ambient pressure which vaporizes at least a portion of the solid lubricant to produce a vapor stream comprising the solid lubricant. Methods to lubricate a surface utilizing the lubrication device in-situ are also disclosed.

DEFOAMING AGENT AND ASSOCIATED METHODS OF USE

Defoaming agents comprising a silicone oil and silica particulates, lubricating oil compositions comprising the defoaming agent, methods of lubrication using a lubricating oil composition comprising the defoaming agent, and methods of reducing the foaming tendency/stability and/or improving the air release rates of non-aqueous fluids, such as lubricant oils, are provided. 1. A lubricating oil composition comprising:a base oil; anda defoaming agent comprising (a) a silicone oil and (b) silica particulates.2. The lubricating oil composition of wherein the silicone oil comprises polydimethylsiloxane.3. The lubricating oil composition of wherein the silica particulates comprise hydrophobic fumed silica.4. The lubricating oil composition of wherein the silicone oil comprises polydimethylsiloxane and the silica particulates comprise hydrophobic fumed silica.5. The lubricating oil composition of wherein the silicone oil is present in the lubricating oil composition at a concentration of from about 0.1 to 500 ppm.6. The lubricating oil composition of wherein the silica particulates are present in the lubricating oil composition at a concentration of from about 0.1 to 500 ppm.7. The lubricating oil composition of wherein the silica particulates have a particle size of from about 1 to 1000 nm.8. The lubricating oil composition of wherein the base oil is present in an amount of 50 to more than 99.99 wt. % claim 1 , based on the total weight of the lubricating oil composition.9. A method comprising:applying a lubricating oil composition comprising a base oil; and a defoaming agent comprising (a) a silicone oil and (b) silica particulates to a surface in relative movement to another surface.10. The method of wherein the surface is a surface of a rotating member or a sliding member in a vehicle or industrial machine.11. The method of wherein the surface is in an engine claim 9 , a gear mechanism claim 9 , a speed-change gearbox claim 9 , a bearing claim 9 , a hydraulic apparatus ...

THREADED METALLIC FASTENER AND PROCESS FOR COATING A THREADED METALLIC FASTENER

A metallic fastener has a threaded portion coated with a composition. The composition includes (a) a paraffin wax with a melting temperature in the range of 50 to 70° C. (b) 1 to 5 parts by weight (pbw) of a resin per pbw of paraffin wax, (c) 0.1 to 0.25 pbw graphite per pbw of paraffin wax, and (d) 0.05 to 0.30 pbw of an FDA-approved silica per pbw of paraffin wax. A process for coating the metallic fastener includes: (i) providing the composition as defined above, (ii) maintaining the fastener or bringing it to a temperature in the range of 30 to 70° C., (iii) applying the composition at a temperature in the range of 100 to 170° C., (iv) optionally, removing surplus composition, (v) cooling the fastener to less than 100° C., (vi) finishing the fastener in a water bath, and (vii) drying the fastener. 1. A metallic fastener means comprising a threaded portion , wherein at least part of the threaded portion is coated with a composition which is hard and touch-proof at ambient temperature , and wherein the components and their amounts meet the requirements of the U.S. Food and Drug Administration as set in 2015 and which essentially consists of:(a) a paraffin wax with a congealing temperature as determined by ASTM method D938-71 (reapproved 1981) in the range of 50 to 70° C.,(b) 1 to 5 parts by weight (pbw) of a resin per pbw of paraffin wax,(c) 0.1 to 0.25 pbw graphite per pbw of paraffin wax, and(d) 0.05 to 0.30, preferably 0.08 to 0.25 pbw of an FDA-approved silica per pbw of paraffin wax.2. The fastener according to claim 1 , wherein the resin is selected from the group consisting of rosin claim 1 , glycerine rosin ester claim 1 , synthetic polyterpene resin claim 1 , C-aromatic hydrocarbon resin claim 1 , C-aliphatic hydrocarbon resin claim 1 , mixed C-aromatic/C-aliphatic resin and mixtures thereof.3. The fastener according to claim 2 , wherein the resin consists of colophony or damar.4. The fastener according to claim 1 , wherein the silica is fumed silica.5. ...

STRUCTURED BODY HAVING OIL FILM ON SURFACE THEREOF

The present invention provides a structured body including: a substrate having a surface formed of an olefin resin containing lubricant and silica; and an oil film formed on the surface, wherein the olefin resin containing lubricant and silica includes silica particles dispersed as an additive for preventing the lubricant from bleeding. 1. A structured body including a substrate having a surface formed of an olefin resin containing lubricant and silica , and an oil film formed on the surface , wherein the olefin resin containing lubricant and silica includes silica particles dispersed as an additive for preventing the lubricant from bleeding.2. The structured body according to claim 1 , wherein the substrate has a multilayer structure claim 1 , and the multilayer structure includes an olefin resin layer containing lubricant and silica claim 1 , a lubricant-containing olefin resin layer and a gas barrier resin layer in this order when viewed from the surface on which the oil film is formed.3. The structured body according to claim 2 , wherein a ratio in thickness of the lubricant-containing olefin resin layer has a thickness 2 to 6 times the thickness of the olefin resin layer containing lubricant and silica.4. The structured body according to claim 1 , wherein the lubricant is contained in an amount of 0.02 to 5 parts by mass per 100 parts by mass of an olefin resin in the olefin resin layer containing lubricant and silica.5. The structured body according to claim 1 , wherein the oil film is formed of any material selected from glycerol fatty acid ester claim 1 , liquid paraffin claim 1 , and edible oil/fat.6. The structured body according to claim 1 , wherein the substrate is a container to contain a hydrous substance.7. The structured body according to claim 6 , including the oil film claim 6 , the olefin resin layer containing lubricant and silica and serving as an inner surface layer claim 6 , the lubricant-containing olefin resin layer claim 6 , the gas barrier ...

WATER-BASED LUBRICATING COATING AGENT WITH EXCELLENT CORROSION RESISTANCE AND WORKABILITY, AND METAL MATERIAL

A water-based lubricating coating agent includes a water-soluble silicate (A) and at least one water-soluble inorganic salt (B) selected from a tungstate, a phosphate and a borate, wherein the water-soluble silicate (A) and the at least one water-soluble inorganic salt (B) are blended such that a solid content mass ratio (B)/(A) falls within a range of 0.7 to 25. 1. A water-based lubricating coating agent , the agent comprising a water-soluble silicate (A) and at least one water-soluble inorganic salt (B) selected from a tungstate , a phosphate and a borate , wherein the water-soluble silicate (A) and the at least one water-soluble inorganic salt (B) are blended such that a solid content mass ratio (B)/(A) falls within a range of 0.7 to 25.2. The water-based lubricating coating agent according to claim 1 , wherein the agent comprises a resin component (C) claim 1 , and a solid content mass ratio (C)/{(A)+(B)} is 0.01 to 3.3. The water-based lubricating coating agent according to claim 2 , wherein the resin component (C) is at least one selected from the group consisting of a vinyl resin claim 2 , an acrylic resin claim 2 , an epoxy resin claim 2 , an urethane resin claim 2 , a phenolic resin claim 2 , a cellulose derivative claim 2 , a polymaleic acid claim 2 , a polyolefin claim 2 , and a polyester.4. The water-based lubricating coating agent according to claim 1 , wherein the agent comprises a lubricant (D) claim 1 , and a solid content mass ratio (D)/{(A)+(B)} is 0.01 to 6.5. The water-based lubricating coating agent according to claim 4 , wherein the lubricant (D) is at least one selected from the group consisting of a wax claim 4 , polytetrafluoroethylene claim 4 , a fatty acid soap claim 4 , a fatty acid metal soap claim 4 , a fatty acid amide claim 4 , molybdenum disulfide claim 4 , tungsten disulfide claim 4 , graphite claim 4 , melamine cyanurate claim 4 , an amino acid compound of layered structure claim 4 , and a layered clay mineral.6. A metal material ...

POLYOLEFIN COMPOSITIONS FOR GREASE AND LUBRICANT APPLICATIONS

A lubricant composition is described. The novel lubricant composition has superior thermal stability, and can reduce the need to replenish the lubricant. The lubricant composition includes at least a soap component, a thickener component, an oil component, and a spherical polyolefin component (optionally Microthene). The spherical polyolefin component includes polyolefin microparticles. 1. A polyolefin composition suitable for lubricant applications , the polyolefin composition comprising:a soap component,a thickener component,an oil component, anda spherical polyolefin component (optionally Microthene).2. The lubricant composition of claim 1 , wherein the spherical polyolefin component comprises polyolefin microparticles.3. The lubricant composition of claim 2 , wherein the polyolefin microparticles are EVA (ethylene-vinyl acetate) copolymer particles or low density polyethylene particles.4. The lubricant composition of claim 3 , wherein the polyolefin microparticles are spherical or substantially spherical in shape.5. The lubricant composition of claim 4 , wherein the polyolefin particles have an average particle size of 1-100 μm.6. The lubricant composition of claim 4 , wherein the polyolefin particles have an average particle size of 5-50 μm.7. The lubricant composition of claim 3 , wherein the lubricant composition comprises about 1-10 wt % of the polyolefin particles.8. The lubricant composition of claim 1 , wherein the soap component is stearate.9. The lubricant composition of claim 8 , wherein the lubricant composition comprises about 1-10 wt % of the soap.10. The lubricant composition of claim 1 , wherein the thickener comprises graphite claim 1 , tar or mica claim 1 , and the lubricant composition comprises about 1-6 wt % of the thickener component.11. The lubricant composition of claim 1 , wherein the lubricant composition comprises about 74-97 wt % of the oil component. This application is the Non-Provisional patent application, which claims benefit of ...

Aqueous lubricant for plastic working of metal material and having superior gas clogging resistance and post-moisture absorption workability

A water-based lubricant for plastic working of a metallic material is obtained by adding to a water-based medium: (A) a polymer and/or a salt thereof containing a carboxylic acid or a derivative thereof as a constituent monomer; (B) an oxoacid of tungsten, of silicon, or of phosphorus, or a condensate thereof, and/or a salt thereof; (C) a hydroxide of an alkali metal; and (D) a lubricating component (D), and the solid content weight ratio (A)/[(A)+(B)+(C)+(D)] is 0.05 to 0.4.

Fastener using lubricated interference fit

The invention is applicable to the assembly of aircraft structures.

GREASE COMPOSITION AND ROLLING BEARING

A grease composition includes base oil, a thickener, and an inorganic additive. The base oil is a poly-α-olefin having a base oil kinematic viscosity of 15 to 50 mm/s at 40° C. The thickener is a diurea expressed by Structural Formula (1). The content of the thickener is 10 to 22 mass % with respect to the total amount of the base oil and the thickener. The inorganic additive is a mixture containing sepiolite and bentonite, and is organically modified. The content of the inorganic additive is 2 to 20 mass % with respect to the total amount of the base oil and the thickener. 2. The grease composition according to claim 1 , further comprising an antioxidant claim 1 , whereinthe antioxidant is at least one of 0.5 to 3 mass % of phenyl-1-naphthylamine with respect to the total amount of the base oil and the thickener, 0.5 to 3 mass % of octylated diphenylamine with respect to the total amount of the base oil and the thickener, and 0.5 to 3 mass % of zinc dibutyldithiocarbamate with respect to the total amount of the base oil and the thickener.3. A rolling bearing filled with the grease composition according to . The disclosure of Japanese Patent Application No. 2018-216758 filed on Nov. 19, 2018 including the specification, drawings and abstract is incorporated herein by reference in its entirety.The present disclosure relates to a grease composition and a rolling bearing filled with the grease composition.In recent years, there is a demand for bearing grease having a characteristic that a bearing running torque can be reduced in order to meet a need to reduce energy and increase efficiency. As a rolling bearing whose torque reduction characteristic is improved, for example, Japanese Unexamined Patent Application Publication No. 2008-275037 (JP 2008-275037 A) proposes a rolling bearing filled with a grease composition to which a polyisobutylene-based viscosity index improver is added. However, the grease composition that fills the rolling bearing of JP 2008-275037 A has ...

LUBRICANT COMPOSITION

A lubricant composition for application onto a surface of drive elements includes: a base oil; and a silasesquioxane. In an embodiment, the silasesquioxane has the chemical formula [RSiO3/2]with: n=6, 8, 10, 12; where R independently of one another=alkyl (C1-C20), cycloalkyl (C3-C20), alkenyl (C2-C20), cycloalkenyl (C5-C20), alkynyl (C2-C20), cycloalkynyl (C5-C20), aryl (C6-C18) or heteroaryl group, oxy, hydroxy, alkoxy (C4-C10), oxirane polymer (degree of polymerization with 4 to 20 repeat units), carboxy, silyl, alkylsilyl, alkoxysilyl, siloxy, alkylsiloxy, alkoxysiloxy, silylalkyl, alkoxysilylalkyl, alkylsilylalkyl, halogen, epoxy (C2-C20), ester, aryl ether, fluoroalkyl, blocked isocyanate, acrylate, methacrylate, mercapto, nitrile, amine, and/or phosphine group, each substituted or unsubstituted. 1. A lubricant composition for application onto a surface of drive elements , comprising:a base oil; anda silasesquioxane.2. The lubricant composition according to claim 1 , wherein the silasesquioxane has the chemical formula [RSiO3/2]with: n=6 claim 1 , 8 claim 1 , 10 claim 1 , 12; where R independently of one another=alkyl (C1-C20) claim 1 , cycloalkyl (C3-C20) claim 1 , alkenyl (C2-C20) claim 1 , cycloalkenyl (C5-C20) claim 1 , alkynyl (C2-C20) claim 1 , cycloalkynyl (C5-C20) claim 1 , aryl (C6-C18) or heteroaryl group claim 1 , oxy claim 1 , hydroxy claim 1 , alkoxy (C4-C10) claim 1 , oxirane polymer (degree of polymerization with 4 to 20 repeat units) claim 1 , carboxy claim 1 , silyl claim 1 , alkylsilyl claim 1 , alkoxysilyl claim 1 , siloxy claim 1 , alkylsiloxy claim 1 , alkoxysiloxy claim 1 , silylalkyl claim 1 , alkoxysilylalkyl claim 1 , alkylsilylalkyl claim 1 , halogen claim 1 , epoxy (C2-C20) claim 1 , ester claim 1 , aryl ether claim 1 , fluoroalkyl claim 1 , blocked isocyanate claim 1 , acrylate claim 1 , methacrylate claim 1 , mercapto claim 1 , nitrile claim 1 , amine claim 1 , and/or phosphine group claim 1 , each substituted or unsubstituted.3. ...

Solid lubricant, solid lubricant coater and image forming apparatus

The present invention relates to a solid lubricant to be coated on an image bearing member included in an electrophotographic image forming apparatus. The solid lubricant contains a resin particle and metal soap. The resin particle includes a particle body containing an amorphous resin as a principal component, and a fluorine atom supported on a surface of the particle body. The resin particle is a particle having a volume average particle size of 70 nm or more. The solid lubricant can sufficiently increase a cleaning effect in the image forming apparatus.

THREADED TUBULAR ELEMENT PROVIDED WITH A METALLIC ANTI-CORROSION AND ANTI-GALLING COATING

The invention concerns a threaded portion of a tubular element for a threaded tubular connection hiving an axis of revolution, the portion comprising a threading extending over its outer or inner peripheral surface, and a first sealing surface on the peripheral surface, the first sealing surface being capable of producing metal-metal interference with a corresponding second sealing surface belonging to a complementary threaded portion of a tube. The threading and the first sealing surface are coated with a metallic anti-corrosion and anti-galling layer wherein zinc (Zn) is tie major element by weight. 1: A threaded portion of a tubular element for a threaded tubular connection having an axis of revolution , said portion comprising a threading extending over its outer or inner peripheral surface , and a first sealing surface on said peripheral surface , said first sealing surface being capable of producing metal-metal interference with a corresponding second sealing surface belonging to a complementary threaded portion of a tube , wherein said threading and said first sealing surface are coated with a metallic anti-corrosion and anti-galling layer in which zinc (Zn) is the major element by weight.2: The threaded portion according to claim 1 , wherein the metallic anti-corrosion and anti-galling layer is deposited electrolytically.3: The threaded portion according to claim 1 , wherein the metallic anti-corrosion and anti-galling layer comprises at least 50% by weight of the zinc (Zn).4: The threaded portion according to claim 1 , wherein the metallic anti-corrosion and anti-galling layer has a thickness in the range 4 μm to 20 μm.5: The threaded portion according to claim 1 , wherein the metallic anti-corrosion and anti-galling layer comprises a substance selected from the group constituted by pure zinc (Zn) and a binary alloy of zinc (Zn) of the type Zn—X claim 1 , in which X is selected from nickel (Ni) claim 1 , iron (Fe) claim 1 , magnesium (Mg) and manganese (Mn ...

STEEL WIRE ROD HAVING LUBRICATING COATING FILM THAT HAS EXCELLENT CORROSION RESISTANCE AND WORKABILITY

The present invention provides a steel wire rod including a lubricating coating film, which can reconcile workabilities such as wire drawability, spike property, ball ironing property and film removability, and corrosion resistance such as long-term rust prevention property. The steel wire rod includes a lubricating coating film on a surface, wherein the lubricating coating film contains a water-soluble silicate and a water-soluble tungstate, a mass ratio of water-soluble tungstate/water-soluble silicate being in a range of 0.7 to 10, and contains no phosphorus 1. A steel wire rod including a lubricating coating film on a surface , wherein the lubricating coating film contains a water-soluble silicate and a water-soluble tungstate , a mass ratio of water-soluble tungstate/water-soluble silicate in the lubricating coating film being in a range of 0.7 to 10 , and contains no phosphorus.2. A steel wire rod including a lubricating coating film containing no phosphorus , wherein the lubricating coating film is formed using a composition prepared by mixing a water-soluble silicate and a water-soluble tungstate so as to adjust a mass ratio of water-soluble tungstate/water-soluble silicate in the lubricating coating film in a range of 0.7 to 10.3. The steel wire rod according to claim 1 , wherein the lubricating coating film contains a resin claim 1 , and a mass ratio of resin/(water-soluble silicate+water-soluble tungstate) is in a range of 0.01 to 1.5.4. The steel wire rod according to claim 3 , wherein the resin is at least one selected from a vinyl resin claim 3 , an acrylic resin claim 3 , an epoxy resin claim 3 , a urethane resin claim 3 , a phenol resin claim 3 , a cellulose derivative claim 3 , a polymaleic acid and a polyester resin.5. The steel wire rod according to claim 1 , wherein the lubricating coating film contains a lubricant claim 1 , and a mass ratio of lubricant/(water-soluble silicate+water-soluble tungstate) is in a range of 0.01 to 1.5.6. The steel ...

SPACER FLUID COMPOSITIONS THAT INCLUDE SURFACTANTS

In one embodiment, a spacer fluid may comprise a base fluid and a surfactant package. The surfactant package may comprise one or more surfactants, where the surfactant package comprises a first surfactant having the chemical structure R—(OCH)—OH. R may be a hydrocarbyl group having from 9 to 20 carbon atom, and x may be an integer from 5 and 15. The first surfactant may have a hydrophilic-lipophilic balance (HLB) of from 12 to 13.5. 2. The spacer fluid of claim 1 , further comprising a weighting agent.3. The spacer fluid of claim 2 , where the weight ratio of base fluid to weighting agent is from 100:3 to 100:350.4. The spacer fluid of claim 1 , further comprising a viscosifier.5. The spacer fluid of claim 4 , where the weight ratio of base fluid to the viscosifier is from 100:0.05 to 100:7.6. The spacer fluid of claim 1 , where the weight ratio of base fluid to the first surfactant is from 100:1 to 100:20.7. A method for cementing a well bore claim 1 , the method comprising:displacing at least a portion of a drilling fluid positioned in the well bore with a spacer fluid, where the spacer fluid comprises:a base fluid; and{'sub': 2', '4', 'x, 'claim-text': R is a hydrocarbyl group having from 9 to 20 carbon atom;', 'x is an integer from 5 and 15; and', 'the first surfactant has a hydrophilic-lipophilic balance (HLB) of from 12 to 13.5., 'a surfactant package comprising one or more surfactants, where the surfactant package comprises a first surfactant having the chemical structure R—(OCH)—OH, where8. The method of claim 7 , further comprising displacing the spacer fluid with a cement slurry.9. The method of claim 8 , where:the spacer fluid is pumped into a first conduit defined by an interior wall of a tubular in the well bore;the cement slurry is pumped into the first conduit;at least a portion of the drilling fluid exits the well bore through a second conduit defined by an exterior wall of the tubular and a wall of the well bore. This application claims priority to ...

Articles, systems, and methods for forging alloys

A system and method of processing an alloy ingot or other alloy workpiece to reduce thermal cracking and reduce friction between the workpiece and the forging die may generally comprise positioning a multi-layer pad between the workpiece and the forging die. An article for processing an alloy ingot or other alloy workpiece to reduce thermal cracking also is disclosed. The present disclosure also is directed to an alloy workpieces processed according to the methods described herein, and to articles of manufacture including or made from alloy workpieces made according to these methods.

TETRAFLUOROPROPENE COMPOSITIONS AND USES THEREOF

The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises a tetrafluoropropene and at least one other component. The compositions of the present invention are useful in processes for producing cooling or heat, as heat transfer fluids, foam blowing agents, aerosol propellants, and fire suppression and fire extinguishing agents. 114-. (canceled)15. A composition consisting essentially of from about 20 weight percent to about 80 weight percent HFO-1234yf , about 5 weight percent to about 40 weight percent HFC-134a , and about 5 weight percent to about 40 weight percent HFC-152a.16. The composition of claim 15 , further containing at least one non-refrigerant component selected from the group consisting of lubricants claim 15 , dyes claim 15 , solubilizing agents claim 15 , compatibilizers claim 15 , stabilizers claim 15 , tracers claim 15 , perfluoropolyethers claim 15 , anti-wear agents claim 15 , extreme pressure agents claim 15 , corrosion and oxidation inhibitors claim 15 , metal surface energy reducers claim 15 , metal surface deactivators claim 15 , free radical scavengers claim 15 , foam control agents claim 15 , viscosity index improvers claim 15 , pour point depressants claim 15 , detergents claim 15 , viscosity adjusters claim 15 , and mixtures thereof.17. The composition of claim 16 , wherein said lubricant is selected from the group consisting of mineral oils claim 16 , alkylbenzenes claim 16 , synthetic paraffins claim 16 , synthetic naphthenes claim 16 , poly alpha olefins claim 16 , polyalkylene glycols claim 16 , dibasic acid esters claim 16 , polyol esters claim 16 , neopentyl esters claim 16 , polyvinyl ethers claim 16 , silicones claim 16 , silicate esters claim 16 , fluorinated compounds claim 16 , phosphate esters and mixtures thereof.18. The composition of claim 16 , wherein said stabilizer is selected from the group consisting of hindered phenols claim 16 , ...

SEGMENTED COPOLYMER COMPOSITIONS AND COATINGS INCORPORATING THESE COMPOSITIONS

Some variations provide a segmented copolymer composition comprising: fluoropolymer first soft segments that are (α,ω)-hydroxyl-terminated and/or (α,ω)-amine-terminated; polyester or polyether second soft segments that are (α,ω)-hydroxyl-terminated and/or (α,ω)-amine-terminated; isocyanate species possessing an isocyanate functionality of 2 or greater; and polyol or polyamine chain extenders or crosslinkers, wherein the molar ratio of the second soft segments to the first soft segments is less than 2.0. Exemplary segmented copolymers are disclosed. The segmented copolymer composition may be present in a low-friction, low-adhesion coating. Such a coating may be characterized by a coefficient of friction, measured at 90% relative humidity, less than 0.7. Such a coating may be characterized by an average kinetic delay of surface ice formation of at least 10 minutes at −10° C. These coatings are useful as bugphobic and icephobic coatings. 1. A segmented copolymer composition comprising:(a) one or more first soft segments selected from fluoropolymers having an average molecular weight from about 500 g/mol to about 10,000 g/mol, wherein said fluoropolymers are (α,ω)-hydroxyl-terminated and/or (α,ω)-amine-terminated;(b) one or more second soft segments selected from polyesters or polyethers, wherein said polyesters or polyethers are (α,ω)-hydroxyl-terminated and/or (α,ω)-amine-terminated;(c) one or more isocyanate species, or a reacted form thereof, possessing an isocyanate functionality of 2 or greater; and(d) one or more polyol or polyamine chain extenders or crosslinkers, or a reacted form thereof,wherein the molar ratio of said second soft segments to said first soft segments is less than 2.0.2. The segmented copolymer composition of claim 1 , wherein said molar ratio of said second soft segments to said first soft segments is from about 0.1 to about 1.5.3. The segmented copolymer composition of claim 1 , wherein said fluoropolymers are selected from the group ...

STEEL WIRE ROD HAVING COATING FILM THAT HAS EXCELLENT CORROSION RESISTANCE AND WORKABILITY, AND METHOD FOR PRODUCING SAME

The present invention provides a steel wire rod having a lubricating coating film, which can achieve both workabilities such as wire drawability, spike property and ball ironing property, and corrosion resistance such as long-term rust prevention property; and a method for producing the same. Disclosed are a steel wire rod having a coating film containing no phosphorus, wherein the coating film includes a lower layer coating film composed of oxide and/or hydroxide of zirconium and having a film thickness of 1.0 to 200 nm, and an upper layer coating film containing silicon and tungsten, in order from a steel wire rod side, a mass ratio of tungsten/silicon being in a range of 1.3 to 18; and a method for producing the above steel wire rod, which includes bringing an aqueous chemical conversion treatment solution, which has a pH in a range of 2.5 to 5.0 and contains a water-soluble zirconium compound dissolved therein, into contact with a surface of a steel wire rod to form a lower layer coating film. 1. A steel wire rod comprising a coating film comprising no phosphorus , whereinthe coating film comprises a lower layer coating film comprising an oxide and/or hydroxide of zirconium and having a film thickness of 1.0 to 200 nm, and an upper layer coating film comprising silicon and tungsten, in order from a steel wire rod side, wherein a mass ratio of tungsten/silicon is in a range of 1.3 to 18.2. The steel wire rod according to claim 1 , wherein the silicon is derived from a water-soluble silicate claim 1 , and the tungsten is derived from a water-soluble tungstate.3. The steel wire rod according to claim 1 , wherein the silicon is derived from at least one selected from the group consisting of lithium silicate claim 1 , sodium silicate and potassium silicate claim 1 , and the tungsten is derived from at least one selected from the group consisting of lithium tungstate claim 1 , sodium tungstate claim 1 , potassium tungstate and ammonium tungstate.4. The steel wire rod ...

COATED FABRIC PRODUCTS

This relates to the coating of air bags, which are used for safety purposes to protect occupants of vehicles such as automobiles, and of air bag fabrics intended to be made into air bags. In particular the invention relates to the top coating of air bags and air bag fabrics which have been pre-coated with a cured organic resin coating composition. The top-coat is an anti-blocking coating composition comprising at least one solid lubricant dispersed in an organic polymer binder. A process for applying the top-coat is also described. 1. An air bag having a cured coating comprising an organic resin , characterized in that the air bag is top coated with an anti-blocking coating comprising at least one solid lubricant dispersed in an organic polymer binder , wherein the at least one solid lubricant comprises talc and the organic polymer binder comprises a polyurethane binder.2. An air bag according to claim 1 , wherein the dispersed solid lubricant comprises a fluoropolymer.3. An air bag according to claim 2 , wherein the dispersed solid lubricant comprises polytetrafluoroethylene.4. (canceled)5. (canceled)6. An air bag according to claim 1 , wherein the anti-blocking coating comprises 3 to 85% solid lubricant on a dry weight basis.7. An air bag according to claim 1 , wherein the anti-blocking coating contains 5 to 55% by weight aluminum trihydrate as flame retardant.8. An air bag according to claim 1 , wherein the coating weight of the anti-blocking coating is 1 to 15 g/m2 on a dry coat weight basis.9. An air bag according process according to wherein the anti-blocking coating contains a wetting agent comprising a siloxane polyether having 1-3 alkylpoly(ethyleneoxy)siloxane groups (i) and 1 to 4 alkyl-siloxane groups (ii).10. A process for coating an air bag or air bag fabric in which the bag or fabric is coated with an organic resin composition claim 1 , wherein the air bag is top coated with an anti-blocking coating composition comprising an aqueous dispersion of at ...

Connecting element for a tubular component overlaid with a metallic composite deposit and method of obtaining such element

A connecting element for a tubular component, the connecting element being overlaid with a coating including a principal layer constituted by a nickel-phosphorus alloy, a tubular component including one or more such connecting elements, and a method for producing such a connecting element.

CUTTING OIL COMPOSITION

Disclosed is a cutting oil composition, which is vastly superior in view of layer separation, dispersibility, viscosity, ingot-cleaning time after sawing, and wafer warpage after sawing, compared to conventional cutting oil compositions, and which includes mineral oil that is highly hydrogenated, as represented by Chemical Formulas 1 to 3, bentonite clay as a thickener, and glycerol trioleate as a dispersant. A cutting method using the cutting oil composition is also provided. 1. A cutting oil composition , comprising mineral oil represented by Chemical Formula 1 , Chemical Formula 2 and Chemical Formula 3 below:{'br': None, 'i': n', 'n', 'a, 'R1-(CH2-4)-R2\u2003\u2003[Chemical Formula 1]'}{'br': None, 'i': n', 'n', 'b, 'R3-(CH2-2)-R4\u2003\u2003[Chemical Formula 2]'}{'br': None, 'i': n', 'n', 'c, 'R5-(CH2)-R6\u2003\u2003[Chemical Formula 3]'}wherein n is 5 or 6, and R1, R2, R3, R4, R5 and R6 are each H or OH.2. The cutting oil composition of claim 1 , wherein a is 7 to 20 claim 1 , b is 39 to 52 claim 1 , and c is 39 to 41.3. The cutting oil composition of claim 1 , further comprising a thickener and a dispersant.4. The cutting oil composition of claim 3 , wherein the thickener is bentonite clay and the dispersant is glycerol trioleate.5. The cutting oil composition of claim 4 , comprising 65 to 93 wt % of mineral oil claim 4 , 0.7 to 3 wt % of bentonite claim 4 , and 5 to 35 wt % of glycerol trioleate.6. The cutting oil composition of claim 5 , comprising 70 to 90 wt % of mineral oil claim 5 , 1 to 2 f bentonite claim 5 , and 9 to 29 wt % of glycerol trioleate.7. A cutting method using the cutting oil composition of . The present invention relates to a cutting oil composition for use in a wiresaw cutting process. In particular, the present invention relates to a wiresaw cutting oil composition including a highly hydrogenated hydrocarbon distillate, a thickener and a dispersant.Wiresaw cutting is the main process of slicing ingots to manufacture thin wafers for use ...

LUBRICANT COMPOSITIONS

Lubricant composition formulations comprising at least one biodegradable plastic, such as polyhydroxyalkanoate and/or polybutylene succinate, and at least one lubricant, such as a vegetable oil. 1. A method of reducing wheel and rail contact friction for railroads by controlled dosing of lubricant onto a wheel flange of a rail vehicle on a track , said method comprising:providing a biodegradable dosing composition comprising a biodegradable plastic component, a solid lubricant component, and a biodegradable lubricating oil component, wherein said biodegradable plastic component comprises a mixture of polyhydroxyalkanoate and polybutylene succinate, wherein the solid lubricant component comprises at least one of graphite, molybdenum disulfide, and a mixture of graphite and molybdenum disulfide, wherein said biodegradable plastic component comprises from about 30% to about 90% by weight of said biodegradable dosing composition, wherein said biodegradable lubricating oil component comprises from about 5% to about 50% by weight of said biodegradable dosing composition, and wherein said solid lubricant component comprises from about 5% to about 75% by weight said biodegradable dosing composition;forming said biodegradable dosing composition into a consumable dosing stick having a first end;utilizing an applicator to press the first end of the consumable dosing stick against the wheel flange of the rail vehicle; andabrading the consumable dosing stick against the wheel flange, wherein solid lubricant component and biodegradable lubricating oil abraded from the consumable dosing stick is applied to the wheel flange of the rail vehicle, and wherein the biodegradable plastic component abraded from the consumable dosing stick is dispersed along said track.2. The method of claim 1 , wherein said biodegradable plastic component comprises from 45% to 90% by weight of said biodegradable dosing composition.3. The method of claim 1 , wherein said biodegradable plastic component ...

LUBRICANT FORMULATIONS WITH SILICON-CONTAINING COMPOUNDS

A lubricating oil composition including a major amount of a base oil, one or more calcium-containing detergents to provide at least 1000 ppmw of calcium, and one or more silicon-containing compound(s) to provide at least 50 ppmw of silicon to the lubricating oil composition, all based on the total weight of the lubricating oil composition, wherein a ratio of ppmw of silicon provided by the one or more silicon-containing compound(s) to the lubricating oil composition to the ppmw of calcium provided by the one or more calcium-containing detergent(s) to the lubricating oil composition is from 0.02 to 1. Methods of using these compositions and silicon-containing detergents are also described. 2. The lubricating oil composition of claim 1 , wherein the silicon-containing compound is a compound according to Formula (I).3. The lubricating oil composition of claim 2 , wherein R claim 2 , Rand Rare methyl groups claim 2 , n=0 claim 2 , and m is from 1 to less than 50.4. The lubricating oil composition of claim 2 , wherein Rand Rare methyl groups claim 2 , n=0 claim 2 , and m is from 1 to less than 50.5. The lubricating oil composition of claim 2 , wherein n is from 1 to 23 claim 2 , m is from 1 to 27 claim 2 , R claim 2 , R claim 2 , R claim 2 , R claim 2 , R claim 2 , and Rare each independently selected from an alkyl group comprising from 1 to 3 carbon atoms claim 2 , and Ris selected from an alkyl group comprising from 1 to 20 carbon atoms.6. The lubricating oil composition of claim 2 , wherein the compound of the Formula (I) is selected from the group consisting of a polydimethylsiloxane claim 2 , hexadecylmethylsiloxane-dimethylsiloxane copolymer claim 2 , 3-ethylheptamethyltrisiloxane claim 2 , octamethyltrisiloxane claim 2 , decamethyltetrasiloxane claim 2 , dodecamethylpentasiloxane claim 2 , and tetradecamethylhexasiloxane.7. The lubricating oil composition of claim 2 , wherein the compound of Formula (I) has an elemental ratio of hydrogen atoms to silicon atoms of ...

COMPOSITION FOR SOLID LUBRICATING COATING, THREADED CONNECTION FOR PIPE OR TUBE INCLUDING THE SOLID LUBRICATING COATING FORMED FROM THE COMPOSITION, AND METHOD OF PRODUCING THE THREADED CONNECTION

This invention provides a threaded connection for pipe or tube that has a non-sticky surface and that suppresses the occurrence of rust and exhibits excellent galling resistance and airtightness even in an extremely low temperature environment without using compound grease, a method of producing the same, and a composition for forming a solid lubricating coating on the threaded connection. A solid lubricating coating () formed from a composition containing a binder, a fluorine addition agent, a solid lubricant and a rust proof addition agent is coated as a topmost surface treatment coating on a contact surface of at least one of a pin and a box. Even when exposed to an extremely low temperature environment, the solid lubricating coating () can maintain adhesiveness and exhibit a lubricating function, can suppress the occurrence of galling of a threaded connection, and can also secure airtightness after fastening. 2. The composition according to claim 1 , comprising:60 to 80% by mass of the binder,8 to 18% by mass of the fluorine addition agent,5 to 15% by mass of the solid lubricant, and2 to 10% by mass of the rust proof addition agent.3. The composition according to claim 1 , further comprising 2 to 15% by mass of talc.414-. (canceled)15. The composition according to claim 2 , further comprising 2 to 15% by mass of talc.16. The composition according to claim 3 , wherein{'sup': '2', 'a particle size of the talc is 1 to 12 μm, and a specific surface area of the talc is 4 to 12 m/g.'}17. The composition according to claim 15 , wherein{'sup': '2', 'a particle size of the talc is 1 to 12 μm, and a specific surface area of the talc is 4 to 12 m/g.'}18. A threaded connection for pipe or tube comprising a pin and a box claim 15 , whereineach of the pin and the box comprises a contact surface including a mutually contacting portion, and the threaded connection for pipe or tube comprises a solid lubricating coating on the contact surface of at least one of the pin and the ...

Scroll compressor

[Problem] To exchange the roller bearing that has been used in a scroll compressor mounted in an automobile with a m slide bearing. To provide a slide bearing having a performance that is at least equivalent to that of a roller bearing. [Solution] The slide bearing results from baking onto a back metal a sliding layer of 5-60 wt % graphite having an average diameter of 5-50 μm and a graphitization degree of at least 0.6, the remainder comprising a polyimide resin and/or a polyamide-imide resin. The form of the graphite has: (a) an average shape factor (YAVE) as defined of 1-4 for the particles excluding the minute particles that are no greater than 0.5 times the average diameter, and there being at least 70% by number of particles having a shape factor (Y) in the range of 1-1.5; or (b) graphite particles having a particle ratio of at least 0.5 being at least 50% of the total by number.

GREASE COMPOSITIONS WITH IMPROVED PERFORMANCE AND METHODS OF PREPARING AND USING THE SAME

The present disclosure provides a grease composition with improved water resistance and mechanical stability at high-temperatures, including: at least one base oil; a water insoluble thickener; and a low molecular weight thixotropic polyamide composition having molecular weight distribution characteristics meeting the requirement described by the relationship: 2. The grease composition of claim 1 , wherein the water insoluble thickener comprises at least one of an aluminum soap claim 1 , a barium soap claim 1 , a calcium soap claim 1 , a lithium soap claim 1 , an aluminum salt/soap complex claim 1 , a barium salt/soap complex claim 1 , a calcium salt/soap complex claim 1 , a lithium salt/soap complex claim 1 , or a combination thereof.3. The grease composition of claim 1 , wherein the water insoluble thickener comprises lithium soap or a lithium salt/soap complex.4. The grease composition of claim 1 , wherein the water insoluble thickener comprises an inorganic clay thickener.5. The grease composition of claim 1 , wherein the base oil comprises at least one of a Group I oil claim 1 , a Group II oil claim 1 , a Group III oil claim 1 , a Group IV oil claim 1 , a Group V oil claim 1 , a gas-to-liquid oil claim 1 , or combinations thereof.6. The grease composition of claim 1 , further comprising at least one performance additive selected from the group consisting of anticorrosive agent or corrosion inhibitor claim 1 , an extreme pressure additive claim 1 , an antiwear agent claim 1 , a pour point depressants claim 1 , an antioxidant or oxidation inhibitor claim 1 , a rust inhibitor claim 1 , a metal deactivator claim 1 , a dispersant claim 1 , a demulsifier claim 1 , a dye or colorant/chromophoric agent claim 1 , a seal compatibility agent claim 1 , a friction modifier claim 1 , a viscosity modifier/improver claim 1 , a viscosity index improver claim 1 , or combinations thereof.7. The grease composition of claim 6 , wherein the corrosion inhibitor includes at least one ...

LOW-FRICTION FLUORINATED COATINGS

Low-friction fluorinated coatings are disclosed herein. A preferred low-friction material contains a low-surface-energy fluoropolymer having a surface energy between about 5 mJ/mto about 50 mJ/m, and a hygroscopic material that is covalently connected to the fluoropolymer in a triblock copolymer, such as PEG-PFPE-PEG. The material forms a lubricating surface layer in the presence of humidity. An exemplary copolymer comprises fluoropolymers with average molecular weight from 500 g/mol to 20,000 g/mol, wherein the fluoropolymers are (α,ω)-hydroxyl-terminated and/or (α,ω)-amine-terminated, and wherein the fluoropolymers are present in the triblock structure T-(CH—CH—O)—CH—CF—O—(CF—CF—O)(CF—O)—CF—CH—(O—CH—CH)-T where T is a hydroxyl or amine terminal group, p=1 to 50, m=1 to 100, and n=1 to 100. The copolymer also contains isocyanate species and polyol or polyamine chain extenders or crosslinkers possessing a functionality of preferably 3 or greater. These durable, solvent-resistant, and transparent coatings reduce insect debris following impact.

Threaded joint for pipes

In a threaded joint for pipes constituted by a pin and a box, each having a contact surface comprising a threaded portion and an unthreaded metal contact portion, the contact surface of the pin has a solid corrosion protective, preferably transparent coating based on a UV-curable resin and the contact surface of the box has a solid lubricating coating having plastic or viscoplastic rheological behavior which is preferably formed by the hot melt technique from a composition comprising a thermoplastic polymer, a wax, a metal soap, a corrosion inhibitor, a water-insoluble liquid resin, and a solid lubricant.

Drilling fluid compositions with enhanced rheology and methods of using same

Drilling fluid compositions include a base fluid, at least one additive chosen from an emulsifier, weighting material, fluid-loss additive, viscosifier, or alkali compound, and from 0.1 wt. % to 1 wt. %, based on total weight of the drilling fluid composition, of an ethoxylated alcohol compound having the formula R—(OCH2CH2)7—OH, in which R is a saturated or unsaturated, linear or branched hydrocarbyl group having from 8 to 20 carbon atoms. The base fluid may be an aqueous base fluid. Methods for drilling a subterranean well include operating a drill in a wellbore in the presence of a drilling fluid composition including the base fluid, the additive, and the ethoxylated alcohol compound.

LOW FRICTION WEAR RESISTANT GRAPHENE FILMS

A low friction wear surface with a coefficient of friction in the superlubric regime including graphene and nanoparticles on the wear surface is provided, and methods of producing the low friction wear surface are also provided. A long lifetime wear-resistant surface including graphene exposed to hydrogen is provided, including methods of increasing the lifetime of graphene containing wear surfaces by providing hydrogen to the wear surface. 1. A method of forming a low friction wear surface comprising:{'sub': '2', 'disposing over a substrate a solution comprising nanodiamonds and a 2D material selected from the group consisting of MoSand h-BN to form a first sliding component;'}sliding the first sliding component against a second sliding component having a diamond-like carbon on a sliding surface;forming scrolls of the material around the nanodiamonds; andconverting the scrolled nanodiamonds into nano-onions.2. The method of claim 1 , further comprising establishing a dry environment over the substrate.3. The method of claim 1 , wherein disposing the solution over the substrate comprises forming patches of the material on the substrate.4. The method of claim 1 , wherein forming patches of the material on the substrate comprises spraying a liquid containing the material onto the substrate.5. The method of claim 1 , wherein disposing the nanoparticles over the substrate comprises spraying a liquid containing the nanoparticles onto the substrate.6. A method of forming a low friction wear surface comprising:preparing graphene by chemical exfoliation of highly oriented pyrolytic graphite;suspending the graphene in a solvent to form a solution of at least 1 mg/L;adding 50-1000 mg/L of nanodiamonds to the graphene solution; andforming solution processed graphene with nanodiamonds by depositing the solution on a substrate in a dry, inert environment and evaporating the solvent.7. The method of claim 6 , wherein the substrate has a surface roughness greater than 1 nm and the ...

Agent for mixing into a service fluid for a technical layout, concentrate for mixing into a service fluid for a technical layout, and the service fluid

The invention concerns an agent for mixing into a service fluid for a technical layout, a concentrate for mixing into a service fluid for a technical layout, and a service fluid. An agent according to the invention contains at least one ingredient A chosen from the group of three-layer silicates, at least one ingredient B chosen from the group consisting of bentonites, pyrogenic silicic acids, and talc, and graphite. Thanks to an agent according to the invention, a concentrate according to the invention, and a service fluid according to the invention, the detachment of the lubricating film on the surfaces of working components of a technical layout that are moving relative to each other is prevented in a reliable manner. This is accomplished in particular by a smoothing of the surfaces, accompanied by a reduction of the frictional coefficient and the steady-state temperature of the working components. Moreover, it is ensured that the ingredients of the agent according to the invention, the concentrate according to the invention, and the service fluid according to the invention do not agglomerate, so that they can pass through the filters of the technical layout, such as a wind power plant transmission or an internal combustion engine.

Process for producing a dry polyamide-imide film with high galling resistance on a threaded tubular component from an aqueous dispersion which is free of carcinogenic substances

The invention concerns a process for producing a dry film with a high galling resistance on a threaded element for drilling and/or operating a hydrocarbon well, characterized in that it comprises at least the following steps: forming a stable dispersion comprising a polyamide-imide powder, a polar aprotic solvent with a boiling point of more than 180° C. at 760 mm Hg, and water; applying the dispersion to one of the ends ( 1, 2 ) of said threaded element at a temperature in the range 20° C. to 40° C.; drying the coated end.

COPPER-SILICA CORE-SHELL NANOPARTICLES AND METHODS

In one aspect, compositions comprising copper-silica (Cu—SiO) core-shell nanoparticles are described herein. The core-shell nanoparticles comprise copper (Cu) core components and silica (SiO) shell components encapsulating the core components. In some embodiments, the nanoparticle compositions comprise a continuous aqueous phase and a population of copper-silica (Cu—SiO) core-shell nanoparticles dispersed in the aqueous phase. 1. A nanoparticle composition comprising:{'sub': '2', 'core-shell nanoparticles comprising copper (Cu) core components and silica (SiO) shell components encapsulating the copper core components.'}2. The nanoparticle composition of claim 1 , wherein the core-shell nanoparticles have an average particle size of 10-60 nanometers (nm).3. The nanoparticle composition of claim 1 , wherein the core components have an average core diameter of 20-40 nanometers (nm).4. The nanoparticle composition of claim 1 , wherein the shell components have an average shell thickness of 20 nanometers (nm) or less.5. The nanoparticle composition of claim 1 , wherein the core components are non-spherical.6. The nanoparticle composition of claim 5 , wherein the core components are cubes claim 5 , rounded cubes claim 5 , nanorods claim 5 , or combinations thereof.7. The nanoparticle composition of claim 1 , wherein an outer surface of each core component is passivated.8. The nanoparticle composition of claim 1 , further comprising an aqueous continuous phase in which the core-shell nanoparticles are dispersed.9. The nanoparticle composition of claim 1 , wherein the aqueous continuous phase consists essentially of water.10. The nanoparticle composition of claim 1 , wherein the composition exhibits an optical spectrum having a localized surface plasmon resonance (LSPR) peak in the visible spectral range.11. The nanoparticle composition of claim 10 , wherein the LSPR peak ranges from 560-600 nm.12. The nanoparticle composition of claim 11 , wherein the LSPR peak ranges from ...

A STABILIZED LUBRICANT COMPOSITION FOR CONTINUOUS CASTING PROCESSES

Described herein is a stabilized lubricant composition for use in steel casting, in particular in continuous casting processes. In particular, the lubricant composition for processes for producing steel by continuous casting includes a dispersion of a lubricant powder, for an ingot mold, in continuous casting, in an oily liquid means, and a stabilization additive, characterized in that it has the following shear thinning index values: 2. The lubricant composition according to claim 1 , wherein the stabilization additive is selected from:Organic additives including:secondary or tertiary amines with C4-C18 chains,amides or imides with C4-C18 chains,esters of mono- or di-carboxylic acids with C4-C18 chains with alcohols or polyols with C4-C18 chains,mono- or poly-carboxylic acids with C4-C18 chains,Salts of one or more of the aforesaid compounds; andamino acids and peptides up to 10 amino acidic units,Inorganic additives including:oxides or hydroxides of transition metals,carbonates or hydrogen carbonates of alkaline or alkaline earth metals,silica, alumina, silicates, aluminosilicates, fluoro silicates, phosphosilicates, andcarbon allotropes,and wherein the inorganic additives have a granulometry within the range of 1 nm-100 microns.3. The lubricant composition according to claim 2 , wherein the stabilization additive is selected from trihexylamine and titanium dioxide with a main particle size of about 20 nm.4. The lubricant composition according to claim 1 , wherein the stabilization additive is used in a concentration from 0.05% to 10% in mass with respect to the oil mass.5. The lubricant composition according to claim 1 , wherein the oily liquid means is selected from or comprises glyceric esters of fatty acids and/or poly-α-olefins.6. The lubricant composition according to claim 1 , wherein the oily liquid means has a kinematic viscosity claim 1 , μ claim 1 , from 25 to 150 mm/s at 40° C. (ASTM D445 claim 1 , gravimetric method with capillary viscometer) and a ...

Ring Traveler

The invention relates to a ring traveler () for ring spinning or ring twisting machines having a metallic core, wherein the metallic core is at least partially coated with an anti-friction coating consisting of at least a base polymer and a solid lubricant, whereby the anti-friction coating has a layer thickness of 0.1 μm to 50 μm and the base polymer is from the group of polyamides, polyimides, polyamide/imides. 110. A ring traveler () for ring spinning machines or ring twisting machines , having a metallic core , characterized in that the metallic core is coated at least partially with an anti-friction coating consisting of at least a base polymer and a solid lubricant , whereby the anti-friction coating has a layer thickness of 0.1 μm to 50 μm and the base polymer is from the group of polyamides , polyimides , polyimide/imides.28-. (canceled) The invention relates to a ring traveler for a ring spinning machine or a ring twisting machine as well as a ring spinning or twisting machine.Ring travelers are used in so-called ring spinning machines or ring twisting machines, in which the ring travelers work together with the spinning rings and/or twisting rings on which they are placed. The ring travelers rotate at high speeds on the top side of the spinning rings, the so-called ring crown, having been entrained by the thread held by the ring traveler. This results in high loads on the contact surfaces of the ring travelers with the spinning rings. For this reason, the surface properties receive special attention when manufacturing spinning rings and ring travelers. A spinning ring for a ring spinning and/or ring twisting machine must have not only an accurate shape but also must have a surface optimized to adapt it to meet requirements in order to impart the smoothest possible running with the least possible wear to the ring traveler, which rotates at a high speed on the spinning ring. The dimensional stability and surface properties of the ring traveler are important ...

Environmentally friendly lubricating grease for steel ropes

An environmentally acceptable lubricating grease, comprising: a) 50 wt % to 90 wt % of a biodegradable base oil comprising a biodegradable ester as base oil; b) 3 wt % to 25 wt % of a thickener selected from b1) 3 wt % to 12 wt % biodegradable calcium soap, b2) 3 wt % to 25 wt % bentonites, b3) and mixtures thereof; c) 4 wt % to 40 wt % additives, comprising c1) 1 wt % to 12 wt % fumed silicon dioxide and/or polytetrafluoroethylene and/or mixtures thereof, c2) 2 wt % to 45 wt % of a polymer selected from polyisobutylene, polyisobutylene/butene copolymer, polymethacrylates, polyesters and mixtures thereof, c3) 0.5 wt % to 20 wt % of a solid lubricant.

Lubricating grease composition

The present invention relates to lubricating grease compositions comprising (a) at least one high-viscosity fluorinated oil having a viscosity of 500 to 1500 mm2/s, (b) boron nitride and (c) a binder selected from bentonite, alkali metal phosphates, aluminum phosphates, alkali metal silicates, alkaline earth metal silicates, aluminum silicates, alkaline earth metal carbonates, calcium borate, silicon dioxide, titanium dioxide, aluminum oxide and mixtures thereof. The lubricating grease compositions find use especially in the high-temperature sector, for example for the lubrication of oven pullout rails.

Surface-modified inorganic substance, method for manufacturing surface-modified inorganic substance, method for modifying surface of inorganic substance with organic substance, heat dissipation material, thermally conductive material, and lubricant

The present invention provides a novel surface-modified inorganic substance obtained by modifying the surface of an inorganic nitride or an inorganic oxide with a boronic acid compound, and a heat dissipation material, a thermally conductive material, and a lubricant which use the surface-modified inorganic substance. The present invention also provides a method for manufacturing the surface-modified inorganic substance, and provides, as a novel method for modifying the surface of an inorganic substance selected from an inorganic oxide and an inorganic nitride with an organic substance, a method for modifying the surface of an inorganic nitride or an inorganic oxide with an organic substance that includes making a contact between the inorganic nitride or the inorganic oxide with a boronic acid compound.

COATING COMPOSITION FOR PRODUCING ARTICLE HAVING SLIPPERY SURFACE

The present invention relates to a coating composition that can produce an article having an inner surface and an outer surface, both of which are slippery, and a method for preparing the same. By using the coating composition according to the present invention, it is possible to produce the article having the inner surface and the outer surface, both of which are slippery, only with a simple process of molding and curing a polymer resin by the technique of the prior art. The article produced using the coating composition of the present invention can solve an ice removal on a surface of the machinery such as an aircraft and an automobile, a biofouling problem in a blood vessel, a problem requiring self-cleaning, and the like, and thus can be used in various industries. 133-. (canceled)34. A coating composition for producing an article having a slippery surface , comprising a blend of a polymer resin and a lubricating oil , andfurther comprising a solvent such that a concentration of the total composition is 0.05 to 0.30 g/mL.35. The coating composition according to claim 34 , further comprising an aerogel.36. The coating composition according to claim 34 , characterized in that the polymer resin is one or more selected from the group consisting of polydimethylsiloxane (PDMS) claim 34 , silicone claim 34 , perfluoropolyether (PFPE) claim 34 , polyurethane (PU) claim 34 , thermoplastic polyurethane (TPU) claim 34 , polyimide (PI) claim 34 , polylactic acid (PLA) claim 34 , acrylonitrile butadiene styrene (ABS) claim 34 , high density polyethylene (HDPE) claim 34 , polycarbonate (PC) claim 34 , polystyrene (PS) claim 34 , polyester claim 34 , polyolefin claim 34 , polyamide claim 34 , polyvinyl alcohol claim 34 , N-vinyl pyrrolidone claim 34 , N-vinyl caprolactam claim 34 , dimethylacrylamide claim 34 , hydroxyethylacrylamide claim 34 , 2-acryloyloxyethyl isocyanate claim 34 , isobornyl acrylate claim 34 , tetrahydrofurfuryl acrylate claim 34 , phenoxypolyethylene ...

SLIDING COMPONENT

A swash plate type compressor is arranged with a plurality of semispherical shoes and a disc shaped swash plate. A resin coating having a honeycomb structure is formed on a surface and a rear surface (sliding surface) of the swatch plate which slides with the shoe. An edge part (top end) of each of the multiple cylinder bodies which forms the resin coating layer are at the same plane and forms a sliding surface which slides with the shoe. In addition, an interior space of each cylinder body forms a storage part of a lubricant and a container part for foreign objects. 1. A sliding component comprising:a base; anda coating layer formed on a surface of the base, the coating layer forming a sliding surface which slides with a movable component:whereinthe coating layer is formed from a honeycomb structured resin coating wherein multiple cylinder bodies are fabricated as one body on a surface of the base;the sliding surface is formed by an edge part of an aperture side of each of the cylinder bodies; andthe interior space of each cylinder body acts as a storage part for lubrication and a container part for containing foreign objects.2. The sliding component according to claim 1 , wherein the sliding component is a swash plate of a swash plate type compressor or a thrust washer or a thrust bearing.3. The sliding component according to claim 1 , wherein a material of the resin coating is comprised from a thermoset resin including a solid lubricant and/or hard particles wherein one or more materials selected from MoS2 claim 1 , graphite claim 1 , WS2 claim 1 , h-BN claim 1 , a fluororesin such as PTFE claim 1 , CF is used as the solid lubricant claim 1 , one or more materials selected from an oxide (alumina claim 1 , silica) claim 1 , nitride (SiN) claim 1 , carbide (SiC) claim 1 , sulfide (ZnS) is used as the hard particles and one or more materials selected from PAI claim 1 , PI is used as the thermoset resin. The present invention relates to a siding component. In ...

LUBRICANTS FOR WATER-BASED DRILLING FLUIDS

Embodiments are directed to a lubricant package for water based drilling fluids. The lubricant package includes water, a polyethylene glycol, and a lubricating agent. The lubricating agent includes triethanolamine, or a C-Calcohol ethoxylate, or a combination of triethanolamine and C-Calcohol ethoxylate. The weight ratio of the polyethylene glycol to the lubricating agent in the lubricant package is from 1:2 to 2:1. Embodiments are also directed to a water-based drilling fluid composition including an aqueous base fluid, one or more additives, and the lubricant package for water based drilling fluids. 1. A lubricant package for water based drilling fluids , the lubricant package comprising:water;{'sub': 2', '2', 'n, 'a polyethylene glycol having a general formula in accordance with H—(O—CH—CH)—OH with n representing a distribution of integers to provide an average molecular weight of 250 to 700 grams/mole; and'}{'sub': 12', '14', '12', '14, 'a lubricating agent comprising triethanolamine, or a C-Calcohol ethoxylate, or a combination of triethanolamine and C-Calcohol ethoxylate,'}in which the weight ratio of the polyethylene glycol to the lubricating agent in the lubricant package is from 1:2 to 2:1.2. The lubricant package of claim 1 , in which the polyethylene glycol comprises polyethylene glycols having a distribution of molecular weights and an average molecular weight of 500 to 700 grams/mole.3. The lubricant package of claim 1 , in which the polyethylene glycol comprises polyethylene glycols having a distribution of molecular weights and an average molecular weight of 250 to 350 grams/mole.4. The lubricant package of claim 1 , in which the lubricating agent comprises triethanolamine or a combination of triethanolamine and C-Calcohol ethoxylate.5. The lubricant package of claim 1 , in which the lubricating agent comprises C-Calcohol ethoxylate or a combination of triethanolamine and C-Calcohol ethoxylate.6. The lubricant package of claim 1 , in which the C- ...

ENGINE OIL ADDITIVE FOR ENHANCING ENGINE FUNCTION AND IMPROVING FUEL EFFICIENCY

The present invention provides an engine oil additive for enhancing engine function and improving fuel economy, the additive allowing engine oil particles to be ionized and fragmented by natural minerals simply and inexpensively without a separate device, such that the interval at which the engine oil particles come into contact with the inner wall of an engine decreases and the plasma state is maintained so as to prevent cations and anions from coupling to each other in liquid, and fuel economy is improved while engine activity is enhanced. To this end, the additive is obtained by mixing 1.5-2 wt % of tourmaline, 0.8-1 wt % of sericite, 0.5-0.8 wt % of monazite and 0.3-0.5 of elvan, in a powder form of 2-3 μm into 95.7-96.9 wt % of a base oil so as to be added to an engine oil to be injected into an engine. 1. Engine oil additive for enhancing engine function and improving fuel efficiency , the engine oil additive comprising a mixture of base oil 95.7 to 96.9 wt % with tourmaline 1.5 to 2 wt % in 2 to 3 μm powder form , sericite 0.8 to 1 wt % in 2 to 3 μm powder form , monazite 0.5 to 0.8 wt % in 2 to 3 μm powder form , and quartz-porphyry 0.3 to 0.5 wt % in 2 to 3 μm powder form.2. The engine oil additive of claim 1 , wherein the engine oil additive is added to engine oil at a content of 9.5 to 10.5 ml based on 1 L of the engine oil. This is a continuation of International Patent Application PCT/KR2018/007046 filed on Jun. 21, 2018, which designates the United States and claims priority of Korean Patent Application No. 10-2018-0006303 filed on Jan. 17, 2018, the entire contents of which are incorporated herein by reference.The present disclosure relates to an engine oil additive. More specifically, the present disclosure relates to an engine oil additive for enhancing engine function and improving fuel efficiency simply and inexpensively in which engine oil particles are ionized by natural minerals and thus are converted into a low molecular weight state which is ...

ABRADABLE COATING hBN FILLER MATERIAL AND METHOD OF MANUFACTURE

A process for solid lubricant filler powder used in abradable coating manufacture comprising mixing a bentonite clay and a hexagonal boron nitride powder to form a mixture of the bentonite clay and the hexagonal boron nitride powder; consolidating the bentonite clay and the hexagonal boron nitride powder to form a composite material; heat treating the composite material to at least 500 degrees centigrade; breaking up the composite material into a variety of sizes; and segregating the composite material to produce a final product of free flowing, low dust powder of composite hexagonal boron nitride and calcined bentonite. 1. A process for solid lubricant filler powder used in abradable coating manufacture comprising:mixing a bentonite clay and a hexagonal boron nitride powder to form a mixture of said bentonite clay and said hexagonal boron nitride powder;consolidating the bentonite clay and the hexagonal boron nitride powder to form a composite material;heat treating the composite material to at least 500 degrees centigrade;breaking up the composite material into a variety of sizes; andsegregating the composite material to produce a final product of free flowing, low dust powder of composite hexagonal boron nitride and calcined bentonite.2. The process according to claim 1 , further comprising:recycling said composite material that is deemed to be too coarse and too fine.3. The process according to claim 1 , wherein said step of breaking up the composite material into a variety of sizes comprises crushing said composite material.4. The process according to claim 1 , further comprising:pressing said mixture of said bentonite clay and said hexagonal boron nitride powder to consolidate said mixture.5. The process according to claim 4 , further comprising:applying a calcine heat treatment to said mixture of said bentonite clay and said hexagonal boron nitride powder after at least one of:drying the composite material; andde-bindering the composite material.6. The ...

PROCESS FOR IMPROVING AGENT COMPOSITION

Embodiments of the present invention provide an agent composition for improving the machinability of a polymer modifier. Specifically, among other things, embodiments of the present invention provide an agent composition which includes a lubricant and ceramic. In one example, 5 to 50 parts by weight of lubricant and 10 to 50 parts by weight of ceramic may be used with respect to 100 parts by weight of polymer modifier. 1. An agent composition for improving the machinability of a polymer modifier , comprising:a lubricant; anda ceramic.2. The agent composition of claim 1 , in which the lubricant is 5 to 50 parts by weight to 100 parts by weight of the polymer modifier.3. The agent composition of claim 1 , in which the ceramic is 10 to 50 parts by weight to 100 parts by weight of the ceramic.4. The agent composition of claim 1 , wherein the specific surface area of the ceramic is within the range of 10 to 800 m2/g.5. The agent composition of claim 1 , wherein the ceramic includes at least one of wet process silica claim 1 , dry process silica claim 1 , magnesium carbonate claim 1 , highly porous soft coal claim 1 , nano-sized calcium carbonate claim 1 , clay claim 1 , talc claim 1 , glass fiber claim 1 , kaolin claim 1 , wollastonite claim 1 , or mica.6. The agent composition of claim 1 , wherein the lubricant includes at least one of stearate metallic salts claim 1 , hydrocarbon wax class claim 1 , fatty acid class claim 1 , alcohol class claim 1 , ester class claim 1 , glyceril stearate claim 1 , or sorbitan stearate.7. The agent composition of claim 1 , wherein a surface of the ceramic is coated with the lubricant.8. The agent composition of claim 7 , wherein the lubricant and ceramic are composed with at least one of a polymer modifier or commercial polymer to form a master batch.9. A method for producing an agent composition for improving the machinability of a polymer modifier claim 7 , comprising compounding a lubricant and a ceramic.10. The method of claim 9 , ...

LUBRICANT FOR ROLLER BEARINGS, ROLLER BEARING AND METHOD FOR PRODUCTION AND REPAIR OF ROLLER BEARINGS

A lubricant for a rolling-element bearing includes a conventional lubricant as a base lubricant and at least one first additive, wherein the first additive includes muscovite, and the lubricant includes a proportion of muscovite that is between 3% and 5%. Also a method of lubricating a rolling-element bearing using the lubricant and a method of repairing a rolling-element bearing using the lubricant. 1. A lubricant for a rolling-element bearing , including a conventional lubricant as a base lubricant and at least one first additive ,wherein the first additive includes muscovite, andwherein the lubricant includes a proportion of muscovite that is between 3% and 5%.2. The lubricant according to claim 1 ,wherein the lubricant is suited for use in the food industry.3. A rolling-element bearing including a first raceway claim 1 , a second raceway claim 1 , at least one rolling element disposed between the first raceway and the second raceway claim 1 , and the lubricant according to .4. A rolling-element bearing according to claim 3 , wherein the rolling-element bearing is configured for use in the food industry.59-. (canceled)10. The lubricant according to wherein the conventional lubricant comprises a food-grade lubricant.11. A method comprising:providing a bearing comprising a first bearing element having a first raceway and a second bearing element having a second raceway and a plurality of rolling-elements between the first raceway and the second raceway, wherein a surface roughness of the first raceway and/or a surface roughness of the second raceway and/or a surface roughness of the plurality of rolling elements is between 1 μm and 12.5 μm; and{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'introducing a first quantity of the lubricant according to into the bearing.'}12. The method according to claim 11 , wherein the first bearing element comprises a bearing ring or a bearing shell.13. The method according to claim 11 , including activating the lubricant by ...

STEEL WIRE WITH EXCELLENT CORROSION RESISTANCE AND APPEARANCE AFTER PROCESSING

To provide a steel wire rod having a lubricating coating, which can achieve both corrosion resistance such as long-term rust prevention property, and excellent appearance after heading. 2: The steel wire rod according to claim 1 , whereinthe silicon (A) is derived from a water-soluble silicate; andthe tungsten (B) is derived from a water-soluble tungstate.3: The steel wire rod according to claim 1 , wherein:the silicon (A) is derived from at least one selected from the group consisting of lithium silicate, sodium silicate and potassium silicate; andthe tungsten (B) is derived from at least one selected from the group consisting of lithium tungstate, sodium tungstate, potassium tungstate and ammonium tungstate.4: The steel wire rod according to claim 1 , wherein; '(D) a lubricant (D) other than the alkali metal salt of fatty acid (C); and', 'the lubricating coating further comprisesa dry mass ratio of {(C)+(D)}/{(A)+(B)} ranges from 0.14 to 2.0.5: The steel wire rod according to claim 4 , wherein the lubricant (D) is at least one selected from the group consisting of a wax claim 4 , a polytetra fluoroethylene claim 4 , a fatty acid metal soap claim 4 , a fatty acid amide claim 4 , molybdenum disulfide claim 4 , tungsten disulfide claim 4 , graphite claim 4 , and melamine cyanurate.6: The steel wire rod according to claim 1 , wherein '(E) a resin (E); and', 'the lubricating coating further comprisesa dry mass ratio of (E)/{(A)+(B)} exceeds 0 and is 1.4 or less.7: The steel wire rod according to claim 6 , wherein the resin (E) is at least one selected from the group consisting of a vinyl resin claim 6 , an acrylic resin claim 6 , an epoxy resin claim 6 , a urethane resin claim 6 , a phenol resin claim 6 , a cellulose derivative claim 6 , a polymaleic acid claim 6 , and a polyester resin.8: The steel wire rod according to claim 1 , wherein a mass of a coating per unit area of the lubricating coating ranges from 1.0 to 20 g/m. The present disclosure relates to a steel ...

Dust-resistant sliding member and method for producing same, window regulator carrier plate, and method for realizing dust-resistant slidability

A method for producing a dust-resistant sliding member, the method including a step of preparing a resin composition containing 0.5 to 5.0 parts by mass of a lubricant that is liquid at 25° C. and is composed of at least one material selected from the group consisting of ethylene/α-olefin copolymers, poly-α-olefins and silicones, and 0.1 to 30 parts by mass of an inorganic filler, per 100 parts by mass of a polyacetal resin, and a step of molding the resin composition into a prescribed shape. 1. A method for producing a dust-resistant sliding member , the method comprising:a step of preparing a resin composition consisting essentially of 0.5 to 5.0 parts by mass of a lubricant that is liquid at 25° C. and is composed of at least one material selected from the group consisting of ethylene/α-olefin copolymers, poly-α-olefins and silicones, and 0.1 to 30 parts by mass of an inorganic filler, per 100 parts by mass of a polyacetal resin, wherein the inorganic filler consists of at least one material selected from the group consisting of calcium carbonate, magnesium oxide, aluminum oxide, talc and glass beads, anda step of molding the resin composition into a prescribed shape.2. The method for producing a dust-resistant sliding member according to claim 1 , wherein the lubricant is an ethylene-propylene copolymer.3. (canceled)4. The method for producing a dust-resistant sliding member according to claim 2 , wherein the inorganic filler is at least one material selected from the group consisting of calcium carbonate claim 2 , magnesium oxide claim 2 , aluminum oxide claim 2 , talc and glass beads.5. A dust-resistant sliding member claim 1 , produced using the method for producing-a dust-resistant sliding member according to .6. A window regulator carrier plate claim 1 , produced using the method for producing a dust-resistant sliding member according to .7. A method for realizing dust-resistant slidability for a member comprising contacting the member so as to slidably ...

Lubricant composition for plastic processing

Provided is a lubricant composition for plastic working which lubricant composition is excellent in lubricity and mold releasability. The lubricant composition for plastic working which lubricant composition contains: (a) silica; and (b) an alkali metal salt of an organic acid, a weight ratio of (b) the alkali metal salt of the organic acid to (a) the silica (a weight of (b)/a weight of (a)) being not less than 2, is used.

CRYOGENIC MACHINING PROCESS USING NANOFLUID

A machining process includes providing a cutting tool having a rake face and a flank face; bringing the cutting tool into contact with a metal alloy work piece to form a chip by penetrating the cutting tool into the workpiece; and introducing a nanofluid into a vicinity of the penetration to remove heat and, in some instances, customize the finished surface. The nanofluid includes a mixture of a cryo-liquid and nanoparticles having a maximum size of approximately 0.1 nanometers to approximately 100 nanometers. 1. A machining process comprising:providing a cutting tool having a rake face and a flank face;bringing the cutting tool into contact with a metal alloy work piece to form a chip by penetrating the cutting tool into the workpiece; and a cryo-liquid, and', 'nanoparticles having a maximum size of approximately 0.1 nanometers to approximately 100 nanometers., 'introducing a nanofluid into a vicinity of the penetration to remove heat, the nanofluid including a mixture of2. The machining process as recited in claim 1 , wherein the nanofluid contains claim 1 , by weight claim 1 , up to 10% of the nanoparticles.3. The machining process as recited in claim 2 , wherein the nanofluid contains claim 2 , by weight claim 2 , from approximately 0.1% to approximately 2% of the nanoparticles.4. The machining process as recited in claim 1 , wherein the nanoparticles are selected from the group consisting of metal carbides claim 1 , metal nitrides claim 1 , hexagonal form of boron nitride claim 1 , metal borides claim 1 , and combinations thereof.5. The machining process as recited in claim 1 , wherein the nanoparticles are selected from the group consisting of carbon allotropes.6. The machining process as recited in claim 1 , wherein the nanoparticles are metals selected from the group consisting of silver claim 1 , indium claim 1 , copper claim 1 , tin claim 1 , and combinations thereof.7. The machining process as recited in claim 1 , wherein the nanoparticles are selected ...

FASTENER USING LUBRICATED INTERFERENCE FIT

The invention relates to a metallic fastener () for the interference fit assembly of at least two structural elements () comprising a through hole, the fastener comprising an enlarged head (), a shaft () having an external diameter before installation that is greater than an internal diameter of the hole, said shaft comprising a conductive surface (). Before installation, at least the conductive surface () is coated with a lubricating layer (), which comprises a mixture of at least one polyolefin and one polytetrafluoroethylene, for example, having sufficient adherence to prevent its abrasion by manual manipulation of the fastener and being weak enough to be at least partly stripped from the conductive surface during the interference fit assembly of the fastener. 1. Metallic fastener for an interference fit assembly of at least two structural elements comprising a through hole , the fastener comprising an enlarged head , a shaft having an external diameter (D) before installation that is greater than an internal diameter (D) of the hole , said shaft comprising a conductive surface ,in which fastener at least the conductive surface is coated with a lubricating layer, the composition of which conductive surface comprises a mixture of at least one polyolefin and one polytetrafluoroethylene, said composition being determined so as to have sufficient adherence to prevent its abrasion by manual manipulation of the fastener and to be weak enough to be at least partly stripped from the conductive surface during the interference fit assembly of the fastener, characterized in that the lubricating layer comprises at least 80% by weight of polyolefin and polytetrafluoroethylene.2. Fastener according to claim 1 , wherein the polyolefin is a polyethylene or a polypropylene.3. Fastener according to claim 1 , wherein said layer further comprises a desiccant and/or a biocide.4. Fastener according to claim 1 , wherein the conductive surface comprises a sulfuric anodization layer that ...

AQUEOUS LOW FRICTION COATING FOR TELECOMMUNICATION CABLES

A fluoropolymer coating composition comprises: fluorinated homopolymer particles dispersed in water, fluorinated copolymer particles dispersed in water, non-fluorinated polymer particles dispersed in water; and at least one aziridine compound comprising at least two aziridine groups. The composition is especially useful in low friction coating for telecommunication cables. 1. A method for coating an article , the method comprising:applying an aqueous coating composition to an exposed polymer surface of the article, the aqueous coating composition comprising fluorinated homopolymer particles dispersed in water, fluorinated copolymer particles dispersed in water, non-fluorinated polymer particles dispersed in water, and at least one aziridine compound comprising at least two aziridine groups; anddrying the aqueous coating composition to remove water therefrom and yield a fluoropolymer coating over the exposed polymer surface of the article.2. The method of claim 1 , wherein the applying the aqueous coating composition is performed at a temperature of less than 50° C.3. The method of claim 1 , wherein the drying of the aqueous coating composition comprises air drying at room temperature.4. The method of claim 1 , wherein the drying of the aqueous coating composition comprises heating the aqueous coating composition to a temperature of at least about 50° C.5. The method of claim 1 , wherein the non-fluorinated polymer particles comprise at least one of a polyurethane or an acrylic polymer.6. The method of claim 1 , wherein the non-fluorinated polymer particles comprise an acrylic latex material or a polyurethane latex material.7. The method of claim 1 , wherein the fluorinated homopolymer particles comprise polytetrafluoroethylene.8. The method of claim 1 , wherein the aqueous coating composition further comprises inorganic oxide nanoparticles.9. The method of claim 8 , wherein the inorganic oxide nanoparticles comprises nanoparticulate silica having an average particle ...

Auxiliary Emergency Protective Lubrication System for Metal Mechanical Components

An auxiliary lubricant comprising a composition, the comprising intermediate molecular weight surfactant-functionalized nanoparticles dispersed in a base oil. 114-. (canceled)15. An auxiliary lubricant system comprising:an auxiliary lubricant reservoir configured to contain and release an auxiliary lubricant, said auxiliary lubricant comprising a composition comprising intermediate molecular weight surfactant-functionalized nanoparticles dispersed in a base oil wherein the intermediate molecular weight surfactant-functionalized nanoparticles comprise head groups adsorbed on nanoparticle surfaces, leaving intermediate molecular weight tails extended out and forming a boundary-like layer around the nanoparticle surfaces, said intermediate molecular weight tails having backbones 15-30 atoms in length;at least one fluid delivery device fluidly coupled to said auxiliary lubricant reservoir;at least one lubricant supply line fluidly coupled to said auxiliary lubricant reservoir;at least one system component fluidly coupled to said auxiliary lubricant reservoir via said at least one lubricant supply line, wherein said at least one system component is lubricated by a lubricant; andan off-normal instrumentation and control device coupled to said auxiliary lubricant reservoir configured to actuate at least one fluid delivery device to deliver said auxiliary lubricant to said at least one system component responsive to an off-normal system event.16. The auxiliary lubricant system of claim 15 , wherein nanoparticles comprises at least one of a carbon-containing phase and an inorganic phase.17. The auxiliary lubricant system of claim 15 , wherein said nanoparticles are functionalized with amphoteric surfactants containing alcohol claim 15 , amine claim 15 , carboxylic acid claim 15 , carbonate claim 15 , ester claim 15 , ether alcohol claim 15 , sulfate claim 15 , sulphonate claim 15 , phosphate claim 15 , phosphite claim 15 , or phosphonate head groups and intermediate ...

LUBRICANT FOR POWDER METALLURGY AND METAL POWDER COMPOSITIONS CONTAINING SAID LUBRICANT

A particulate composite lubricant for powder metallurgy is provided. It includes: first discrete particles comprising Montan acid ester wax and at least one fatty amide wax including at least one of: a fatty primary monoamide wax and a fatty bisamide wax. In another embodiment, the particulate composite lubricant for powder metallurgy includes first discrete particles comprising Montan acid ester wax and second discrete particles comprising an organic, metal-free pulverulent lubricant selected from the group consisting of fatty bisamide waxes, fatty monoamide waxes, glycerides, Montan acid ester waxes, paraffin wax, polyolefines, polyamides, polyesters, and mixtures thereof, wherein the particulate composite lubricant comprises at least one fatty amide wax including at least one of a fatty monoamide wax and a fatty bisamide wax. 1. A particulate composite lubricant for powder metallurgy comprising: first discrete particles comprising Montan acid ester wax and at least one fatty amide wax including at least one of: a fatty primary monoamide wax and a fatty bisamide wax.2. The particulate composite lubricant as claimed in claim 1 , further comprising second discrete particles comprising an organic claim 1 , metal-free pulverulent lubricant selected from the group consisting of fatty bisamide waxes claim 1 , fatty monoamide waxes claim 1 , glycerides claim 1 , Montan acid ester waxes claim 1 , paraffin wax claim 1 , polyolefines claim 1 , polyamides claim 1 , polyesters claim 1 , and mixtures thereof.3. The particulate composite lubricant as claimed in claim 1 , wherein the first discrete particles are at least partially coated with metal oxide nanoparticles.4. The particulate composite lubricant as claimed in claim 1 , wherein the fatty bisamide wax comprises ethylene bisstearamide.5. The particulate composite lubricant as claimed in claim 4 , further comprising second discrete particles comprising erucamide.6. The particulate composite lubricant as claimed in claim 5 ...

DEVELOPMENT OF RETARDED ACID SYSTEM

In one embodiment, a retarded acid system comprises an aqueous acid and a retarding surfactant. The aqueous acid may comprise from 5 wt. % to 25 wt. % of a strong acid, that is, an acid having a Kgreater than or equal to 0.01. The aqueous acid may further comprise from 75 wt. % to 95 wt. % water. The retarding surfactant may have the general chemical formula R—(OCH)—OH where R is a hydrocarbon having from 11 to 15 carbon atoms and x is an integer from 6 to 10. The retarding surfactant may have a hydrophilic-lipophilic balance from 8 to 16.

DRILLING FLUID FOR DOWNHOLE ELECTROCRUSHING DRILLING

The disclosure relates to an electrocrushing drilling fluid with an electrocrushing drilling base fluid including a non-polar oil, water, and glycerin. The base fluid may further include a polar oil and an alkylene carbonate. The electrocrushing drilling fluid may further contain at least one additive. The electrocrushing drilling fluid may have a dielectric constant or dielectric strength of at least a set amount, an electric conductivity less than a set amount, or a combination of these properties. The disclosure further relates to an electrocrushing drilling system containing the electrocrushing drilling fluid and an electrocrushing drill bit. 1. An electrocrushing drilling fluid comprising a electrocrushing drilling base fluid comprising at least one of water , an alkylene carbonate , and a polar oil , wherein the electrocrushing drilling base fluid has a dielectric constant of at least 6 at 100 kHz frequency.2. The electrocrushing drilling fluid further comprising non-polar oil , glycerin , or a combination thereof.3. The electrocrushing drilling fluid of claim 1 , wherein the electrocrushing drilling base fluid has a dielectric strength of at least 100 kV/cm at 10 microseconds rise time.4. The electrocrushing drilling fluid of claim 1 , wherein the electrocrushing drilling base fluid has an electric conductivity of less than 10mho/cm.5. The electrocrushing drilling fluid of claim 1 , wherein the electrocrushing drilling base fluid has an oil:water ratio between 50:50 and 99:1 (v:v).6. The electrocrushing drilling fluid of claim 1 , wherein the polar oil comprises a vegetable oil claim 1 , an ester oil claim 1 , or any combinations thereof.7. The electrocrushing drilling fluid of claim 1 , wherein the alkylene carbonate comprises butylene carbonate claim 1 , propylene carbonate claim 1 , or any combinations thereof.8. The electrocrushing drilling fluid of claim 1 , wherein the non-polar oil comprises a mineral oil claim 1 , a diesel oil or fuel claim 1 , a ...

Method of Lubricating Food Processing Equipment and Related Food Grade, High Temperature Lubricants and Compositions

Methods of lubricating food processing equipment that include applying a food grade, high temperature lubricant composition to the food processing equipment are described. The composition includes a polyol polyester base oil that is a reaction product of at least one neopentyl polyhydric alcohol and at least one monocarboxylic acid. Also described are methods of preparing a food grade, high temperature composition comprising reacting at least one neopentyl polyhydric alcohol and at least one monocarboxylic acid. The composition may be a lubricant composition. Additionally, the invention provides a food grade, high temperature lubricant composition comprising a polyol polyester base oil that is a reaction product of at least one neopentyl polyhydric alcohol and at least one monocarboxylic acid. 1. A method of lubricating food processing equipment comprising applying a food grade , high temperature lubricant composition to the food processing equipment , wherein the composition comprises a polyol , polyester base oil that is a reaction product of at least one neopentyl polyhydric alcohol and at least one monocarboxylic acid and the composition is capable of achieving an H1 classification.2. The method of claim 1 , wherein the at least one neopentyl polyhydric alcohol comprises dipentaerythritol.3. The method of claim 1 , wherein the at least one monocarboxylic acid contains about 5 to about 12 carbon atoms.4. The method of claim 1 , wherein the polyol polyester base oil is a reaction product of at least one neopentyl polyhydric alcohol and at least two monocarboxylic acids that each has a different structure from the other.5. The method of claim 4 , wherein the first of the at least two monocarboxylic acids is straight chained and the second of the at least two monocarboxylic acids is branched.6. The method of claim 6 , wherein the at least one monocarboxylic acid is chosen from a monocarboxylic acid having about 5 to about 10 carbon atoms and a monocarboxylic acid ...

ULTRAVIOLET-THICKENABLE THERMALLY CONDUCTIVE SILICONE GREASE COMPOSITION

Provided is a one-pack type ultraviolet-thickable thermally conductive silicone grease composition which, at the initial stage, has a low viscosity (is easy to apply) but has high shape retentivity and which, after curing, is pliable (has low hardness). The ultraviolet-thickable thermally conductive silicone grease composition comprises, as essential components, (A) an organopolysiloxane having a viscosity at 25° C. of 50-100,000 mPa·s and containing at least one alkenyl group in the molecule, (B) a liquid organohydrogenpolysiloxane which has a viscosity at 25° C. of 100 mPa·s or less, contains 2-10 silicon-atom-bonded hydrogen atoms in the molecule and contains at least one alkoxy and/or epoxy group bonded to a silicon atom through an alkylene group and in which the polysiloxane has a degree of polymerization of 15 or less and the skeleton of the polysiloxane includes a cyclic structure, (C) a photoactivable platinum complex curing catalyst, and (D) a thermally conductive filler having a thermal conductivity of 10 W/m·° C. or greater. 1. A UV-thickening , heat-conductive silicone grease composition comprising , as essential components ,(A) 100 parts by weight of an organopolysiloxane having a viscosity of 50 to 100,000 mPa·s at 25° C. and containing at least one alkenyl group per molecule,(B) a liquid organohydrogenpolysiloxane having a viscosity of up to 100 mPa·s at 25° C., containing 2 to 10 silicon-bonded hydrogen atoms (Si—H groups) per molecule, containing at least one alkoxy and/or epoxy group bonded to a silicon atom through an alkylene group, the polysiloxane having a degree of polymerization of up to 15 and a cyclic structure-containing skeleton, in such an amount that the number of Si—H groups divided by the number of alkenyl groups in the composition may fall in the range from 0.1 to 5.0,(C) an effective amount of a photoactive platinum complex curing catalyst selected from the group consisting of trimethyl(acetylacetonate)platinum complex, trimethyl(2, ...

Coated Fabric Products

An air bag coated with a cured organopolysiloxane composition, characterized in that the air bag is top coated with an antifriction coating comprising at least one solid lubricant dispersed in an organic polymer binder. 1. An air bag coated with a cured organopolysiloxane composition , wherein the air bag is top coated with an antifriction coating comprising at least one solid lubricant dispersed in an organic polymer binder.2. An air bag according to claim 1 , wherein the dispersed solid lubricant comprises a fluoropolymer.3. An air bag according to claim 2 , wherein the dispersed solid lubricant comprises polytetrafluoroethylene.4. An air bag according to claim 1 , wherein the dispersed solid lubricant comprises talc.5. An air bag according to claim 1 , wherein the solid lubricant is dispersed in a polyurethane binder.6. An air bag according to claim 1 , wherein the antifriction coating comprises 20 to 90% solid lubricant on a dry coat weight basis.7. An air bag according to claim 1 , wherein the antifriction coating contains 5 to 55% by weight aluminum trihydrate as flame retardant.8. An air bag according to claim 1 , wherein the coating weight of the antifriction coating is 1 to 15 g/mon a dry coat weight basis.9. A process for coating an air bag or air bag fabric in which the bag or fabric is coated with an organopolysiloxane composition to form an organopolysiloxane base coat claim 1 , wherein the air bag is top coated with an antifriction coating composition comprising an aqueous dispersion of at least one dispersed solid lubricant.10. A process according to claim 9 , wherein the antifriction coating composition comprises a dispersion of a solid fluoropolymer in an aqueous dispersion of an organic polymer binder.11. A process according to claim 9 , wherein the antifriction coating composition comprises a dispersion of talc in an aqueous dispersion of an organic polymer binder.12. A process according to claim 9 , wherein the aqueous dispersion contains a ...

Grease compositions

The invention relates to a grease composition having a base oil and a thickener that includes hydrophilic metal oxide particles and one or more esters which contain one or more unsaturated C—C bonds and/or at least one OH group. The hydrophilic metal oxide particles have a BET specific surface area of at least 10 m 2 /g and at least 80% of the hydrophilic metal oxide particles have a particle size in the range of from 5 nm to 900 μm. The amount of the thickener is in the range of from 0.1-40% by weight, based on the total weight of the grease composition. The invention further relates to methods for manufacturing the grease compositions, and the use of the grease compositions for lubricating bearings, gears and couplings.

Methods of using drilling fluid compositions with enhanced rheology

Drilling fluid compositions include a base fluid, at least one additive chosen from an emulsifier, weighting material, fluid-loss additive, viscosifier, or alkali compound, and from 0.1 wt. % to 1 wt. %, based on total weight of the drilling fluid composition, of an ethoxylated alcohol compound having the formula R—(OCH 2 CH 2 ) 7 —OH, in which R is a saturated or unsaturated, linear or branched hydrocarbyl group having from 8 to 20 carbon atoms. The base fluid may be an aqueous base fluid. Methods for drilling a subterranean well include operating a drill in a wellbore in the presence of a drilling fluid composition including the base fluid, the additive, and the ethoxylated alcohol compound.

FRICTION REDUCING COATINGS

An aqueous coating composition for reducing friction and/or blocking at a surface, said composition comprising a solid lubricant and a modified or synthetic clay mineral having thickening properties such that a 2% by weight aqueous dispersion of the modified or synthetic clay mineral thickener has a viscosity of at least 1000 mPa·s. Preferred clay minerals used as thickeners are preferably smectite clays such as saponite, hectorite, stevensite, sauconite, bentonite, beidellite, nontronite, or montmorillonite. 121-. (canceled)22. An air bag coated with an anti-blocking coating comprising solid lubricant and a modified or synthetic clay mineral having thickening properties such that a 2% by weight aqueous dispersion of the modified or synthetic clay mineral thickener has a viscosity of at least 1000 mPa·s.23. A process of coating a substrate to reduce friction and/or blocking , comprising: applying to the substrate an aqueous coating composition comprising a solid lubricant and a modified or synthetic clay mineral having thickening properties such that a 2% by weight aqueous dispersion of the modified or synthetic clay mineral thickener has a viscosity of at least 1000 mPa·s.24. The process according to claim 23 , wherein the substrate is a fabric.25. (canceled)26. The process according to claim 23 , wherein the solid lubricant is a phyllosilicate.27. The process according to claim 26 , wherein the solid lubricant is selected from mica claim 26 , talc claim 26 , kaolinite claim 26 , sericite and chlorite.28. The process according to claim 23 , wherein the solid lubricant is present at 3 to 40% by weight of the aqueous coating composition.29. The process according to claim 23 , wherein the clay mineral thickener is saponite claim 23 , bentonite or montmorillonite.30. The process according to claim 29 , wherein the clay mineral thickener is modified by a water soluble organic polymer.31. The process according to claim 30 , wherein the water soluble organic polymer ...

POSITIVE FRICTION CONTROL COMPOSITION FOR RAILWAYS

A friction control composition having high and positive factional properties for sliding steel surfaces includes a water insoluble hydrocarbon that enables a reduced water content, a rheological additive, a freezing point depressant, a friction modifier, and a lubricant. 2. The friction control composition of claim 1 , comprising:(a) from about 15 to about 29 w/w % water;(b) from about 4 to about 13 w/w % rheology additive;(c) from about 11 to about 28 w/w % water insoluble hydrocarbon;(d) from about 22 to about 40 w/w % water soluble polyalcohol freezing point depressant;(e) from about 9 to about 24 w/w % liquid or solid friction modifier; and(f) from about 1 to about 6 w/w % liquid or solid lubricant.3. The friction control composition of claim 1 , comprising:(a) from about 24 to about 25 w/w % water;(b) from about 4 to about 7 w/w % rheology additive;(c) from about 14 to about 18 w/w % water insoluble hydrocarbon;(d) from about 22 to about 32 w/w % water soluble polyalcohol freezing point depressant;(e) from about 14 to about 18 w/w % liquid or solid friction modifier; and(f) from about 2 to about 3 w/w % liquid or solid lubricant.4. The friction control composition of claim 1 , wherein said water insoluble hydrocarbon is selected from the group consisting of isoparaffins and fatty oils.5. The friction control composition of claim 4 , wherein said water insoluble hydrocarbon is selected from the group consisting of C13 to C16 isoalkanes and canola oil.6. The friction control composition of claim 1 , wherein said composition has a viscosity achieved by shear mixing in the range of from about 5 claim 1 ,000 cP to about 15 claim 1 ,000 cP claim 1 , and upon termination of shear mixing and return to static conditions claim 1 , the composition has a static viscosity or cone penetration thickness in the range of from about 300 to about 400 tenths of a millimeter.7. The friction control composition of claim 1 , further comprising one or more of the following:(g) from 1 ...

Nanoparticle compositions and greaseless coatings for equipment

A composition that includes solid lubricant nanoparticles and an organic medium is disclosed. Also disclosed are nanoparticles that include layered materials. A method of producing a nanoparticle by milling layered materials is provided. Also disclosed is a method of making a lubricant, the method including milling layered materials to form nanoparticles and incorporating the nanoparticles into a base to form a lubricant.

PHASE-CHANGE MATERIAL SUSPENSION FLUID COMPOSITION INCLUDING FUMED SILICA PARTICLES AND METHOD FOR PREPARING THE SAME

Disclosed are a suspension fluid and a method for preparing the suspension fluid. Particularly, the suspension fluid is prepared by dispersing fumed silica particles in a solvent that includes one or more compounds selected from the group consisting of ethylene glycol and propylene glycol, and water. The phase-change suspension fluid obtained from the present invention is a shear thickening fluid that have a constant Newtonian behavior at a low rate of shear or a low frequency band, and further have a non-Newtonian behavior as a solid-like suspension at a high rate of shear or a high frequency band due to an increase in viscosity. In addition, the phase-change suspension fluid may reversibly change its phase with vibration of a vehicle, thereby providing advantages of both of the hydro bushes and the solid type bushes. 15-. (canceled)6. A method for preparing a phase-change suspension fluid , comprising:(i) preparing a suspension fluid by adding and dispersing fumed silica particles in a solvent including one or more compounds selected from the group consisting of ethylene glycol and propylene glycol, and water;(ii) sonicating the suspension fluid; and(iii) removing air from the sonicated suspension fluid by placing the sonicated suspension fluid in a vacuum chamber.7. The method of claim 6 , wherein the step of (ii) for sonicating the suspension fluid is performed for about 9 to 12 hours.8. The method of claim 6 , wherein the step of (iii) for removing air is performed for about 9 to 12 hours.910-. (canceled) This application claims under 35 U.S.C. §119(a) the benefit of Korean Patent Application No. 10-2014-0154260 filed on Nov. 7, 2014, the entire contents of which are incorporated herein by reference.The present invention relates to a phase-change suspension fluid composition and a method for preparing the composition. In particular, the phase-change suspension fluid may be prepared by dispersing fumed silica particles having a particle size of about 7 to 14 nm ...

SPHERICAL SILICON OXYCARBIDE PARTICLE MATERIAL AND MANUFACTURING METHOD THEREOF

Provided are spherical silicon oxycarbide particle material and manufacturing method thereof, wherein the average particle size is in the range of 0.1-100 μm and having a sphericity of 0.95-1.0. 2. The manufacturing method of spherical silicon oxycarbide (SiOC) particle material according to claim 1 , wherein the forming of the hydrolysate is performed in the aqueous medium that the pH of which is adjusted to 3-6.3. The manufacturing method of spherical silicon oxycarbide (SiOC) particle material according to claim 1 , wherein the condensation reaction is performed while the pH is adjusted to 7-12.4. The manufacturing method of spherical silicon oxycarbide (SiOC) particle material according to claim 1 , wherein the spherical silicon oxycarbide precursor particles are spherical polysilsesquioxane having no melting point or softening point.5. The manufacturing method of spherical silicon oxycarbide (SiOC) particle material according to claim 1 , wherein the aqueous medium that is acidic is an acetic acid aqueous solution.6. The manufacturing method of spherical silicon oxycarbide (SiOC) particle material according to claim 1 , wherein the alkaline solution is aqueous ammonia.7. A spherical silicon oxycarbide (SiOC) particle material manufactured by the manufacturing method of spherical silicon oxycarbide (SiOC) particle material according to claim 1 , wherein the silicon claim 1 , the carbon and the oxygen content in total accounts for more than 98% of a composition of the spherical silicon oxycarbide (SiOC) particle material by elemental analysis claim 1 , wherein the silicon content is 20-50% claim 1 , the carbon content is 10-50% claim 1 , the oxygen content is 20-50% claim 1 , and the composition basically consist of Si claim 1 , O and C claim 1 , wherein if elements other than Si claim 1 , C and O are detected claim 1 , then hydrogen is the only other element detected claim 1 , the average particle size of the spherical silicon oxycarbide (SiOC) particle material ...