38results about How to "Improve anti-wear and anti-extreme pressure performance" patented technology

The invention relates to a energy-saving and emission-reduction type nano abrasion-resistant lubricating oil (meeting the requirements of the specifications of API / SAE CH-4 / SL 5W / 40 and 15W / 50), which is used for engines of heavy trucks, engineering plants, large agricultural machines, ships, trains, diesel generating sets, etc. The lubricating oil comprises the components based on the weight percentage: 150N 30-68%, 100N 0-10% and 150BS 10-35% of base oil, 0-5% of viscosity modifying agent VL 800, 10-14% of molecule abrasion-resistant complex additive Z3355, 2-5% of nano abrasion-resistant restoration agent H8001, 0.1-0.5% of pour point depressant PPT148 and 10-100PPM of defoaming agent D12500. The invention is used for engines of heavy trucks, engineering plants, large agricultural machines, ships, trains, diesel generating sets and the like, can save the fuel oil by 15-25%, reduces the pollutant discharge by 30-40%, prolongs the service life of the oil by three times reaching over 20000 kilometers, and has excellent viscosity-temperature characteristics. In the high temperature and severe cold regions, the invention can be used in the four seasons; as the base oil is purer and the protection of the additive is fuller, the nano abrasion-resistant lubricating oil is more beneficial to energy-saving and emission-reduction as well as prolonging the service of the engine.

The invention discloses efficient wear-resistant lubricating oil. The efficient wear-resistant lubricating oil is prepared from components in parts by weight as follows: 40-60 parts of base oil, 30-40 parts of chlorinated paraffin, 20-30 parts of triphenyl phosphate, 10-30 parts of nano-graphite, 10-20 parts of nano-metal oxide, 5-15 parts of nano-aluminum, 3-8 parts of sepiolite, 5-10 parts of mica powder, 2-8 parts of sodium bentonite, 4-10 parts of calcium carbonate, 1-5 parts of an antioxidant, 0.5-3 parts of an antirust agent, 0.4-0.8 parts of an antifoaming agent and 0.2-0.8 parts of a pour point depressant. According to the efficient wear-resistant lubricating oil, defects of poor stability, weak oxidation resistance and poor wear-resistant effect in the prior art can be overcome, the lubricating oil with good stability, high anti-oxidative capacity and remarkable wear-resistant effect is provided, so that mechanical wear is reduced, and service life of machinery is prolonged.

The invention relates to an anti-wear lubricating oil composite agent, which is characterized by comprising base oil, an antioxidant, a cleaning agent, a dispersant, an extreme pressure anti-wear agent, a rust corrosion inhibitor, a pour point depressant, a metal deactivator, nanometer zinc, and tungsten disulfide, wherein the antioxidant is glycerol monooleate, the cleaning agent is a sulfated polyisobutylene salt, the dispersant is a styrene ester derivative, the extreme pressure anti-wear agent is vulcanized isobutylene, the rust corrosion inhibitor is synthetic sodium sulfonate, the pour point depressant is alkyl naphthalene, and the metal deactivator is benzotriazole. According to the present invention, the manufacturing method is simple; and the prepared product has characteristics of low price, high efficiency, high performance price ratio, complete providing of the comprehensive effect of the lubricating oil, strong repair on the aging wear of the mechanical equipment, improvement of the oxidation resistance and the corrosion resistance of the lubricating oil, cleaning effect, dispersing effect, simultaneous improvement of the wear resistance and the extreme pressure resistance, noise reducing, tail gas emission reducing, oil change period prolonging, fuel oil saving, and complete improvement of the comprehensive effect of the lubricating oil.

The invention provides a lubricating oil for an engine. The lubricating oil is composed of base oil, an anti-oxidant, a detergent additive, a dispersing agent, an anti-wear reagent at extreme pressure, a viscosity index improver, nanometer rhenium-molybdenum alloy powder, polyacrylate, ethoxyphenol, benzotriazole and sulfurized dipolybutene, wherein the anti-oxidant is aromatic amine; the detergent additive is salicylate; the dispersing agent is succimide; the anti-wear reagent at extreme pressure is diaryl disulfide; and the viscosity index improver is an alkene copolymer. The lubricating oil provided by the invention has the advantages that a preparation scheme for the lubricating oil is scientific; a manufacturing method for the lubricating oil is simple; the prepared lubricating oil is lower in price compared with products of a same kind; each performance of the lubricating oil is comprehensively improved; the anti-wear and anti-extreme pressure performance of the lubricating oil are maximally enhanced while corrosion resistance, cleaning performance, dispersing performance, rust resistance, foaming resistance and resistance to generation of greasy filth are improved; and the lubricating oil exerts strong repair effect on the magic surface of the engine, prolongs an oil change period, reduces noise and decreases discharge of tail gas.

The invention discloses anti-wearing lubricating oil which consists of base oil, an antioxidant, a detergent, a dispersing agent, an extreme-pressure anti-wearing agent, a viscosity index improver, a nano-grade rhenium-molybdenum alloy powder material, polyacrylate, an ethyoxyl phenol, benzotriazole and vulcanized dipolybutylene, wherein the antioxidant is alkyl diphenylamine; the detergent is sulfonate; the dispersing agent is a mannich ashless dispersing agent; the extreme-pressure anti-wearing agent is dialkyl phosphorodithioate; the viscosity index improver is an olefin copolymer. The anti-wearing lubricating oil has the advantages of being scientific in preparation scheme and simple in preparation method, the price of a prepared product is lower than that of a similar product, various property requirements of the anti-wearing lubricating oil can be effectively and comprehensively improved, the oxidation resistance, the corrosion resistance, the detergence and dispersity, the anti-rusting property, the bubble resistance and the greasy sludge prevention property of the anti-wearing lubricating oil can be comprehensively improved, the effects of wearing resistance and extreme pressure resistance can be improved to the maximum extent, meanwhile a very good remediation function on a wearing surface of an engine can be achieved, the lubricating oil change period can be prolonged, the noise can be reduced, and the exhaust gas emission can be reduced.

The invention provides fully-effective lubricating oil applied to engines. The lubricating oil is characterized by consisting of base oil, base liquid, liquid vitamin E, a rhenium-tungsten alloy, an antioxidant, a cleaning agent, a dispersant, a corrosion inhibitor, an anti-forming agent, a metal passivator, a demulsifying agent, an antiwear agent, an anti-extreme pressure agent, and a viscosity index improver. The lubricating oil provided by the invention has a simple manufacturing scheme, the price of a prepared product is lower than prices of other products of the same kind, the lubricating oil has high quality, and each performance requirement of the lubricating oil is comprehensively and effectively improved. The effects of resisting abrasion and extreme pressure of the lubricating oil can be improved to the maximum extent while the performances of the lubricating oil such as oxidation resistance, corrosion resistance, lustration decentralization, anti-foaming property, antirust property, and greasy filth generation prevention are comprehensively improved. The lubricating oil has the advantages of a prolonged service cycle, reduced noise of mechanical equipment, reduced energy consumption, and reduced tail gas discharge, and completely exceeds environmental protection requirements of present products of the same kind.

The invention discloses a lubricating oil anti-wear agent. The lubricating oil anti-wear agent comprises 65-80% by mass of base oil, 2-5% by mass of a rare earth compound, 2-5% by mass of liquid sodium polyacrylate, 5-10% by mass of an antioxidant, and 10-20% by mass of a dispersant. The lubricating oil anti-wear agent uses the unique chemical and physical performances of the rare earth compound, so the wear and extreme pressure resistances of oil are greatly improved; ionic bond exchange between sodium polyacrylate contained in the lubricating oil anti-wear agent and the surface of a metal facility is carried out, so a magnetic suspension effect is generated, and the part wearing is reduced; and no corrosive substances comprising sulfur or phosphorus are contained, so the lubricating oil anti-wear agent has no damages to parts, and does not cause environmental pollution.

The invention discloses anti-wearing extreme-pressure-resistant engine lubricating oil which consists of base oil, an antioxidant, a detergent, a dispersing agent, an extreme-pressure anti-wearing agent, a viscosity index improver, a nano-grade rhenium-molybdenum alloy powder material, polyacrylate, an ethyoxyl phenol, benzotriazole and vulcanized dipolybutylene, wherein the antioxidant is an thioether liquid of shielding phenol; the detergent is sulfurized alkyl phenate; the dispersing agent is a styrene ester derivative; the extreme-pressure anti-wearing agent is a composite ester of a high molecular weight; the viscosity index improver is a styrene diene copolymer. The anti-wearing extreme-pressure-resistant engine lubricating oil has the advantages of being scientific in preparation scheme and simple in preparation method, the price of a prepared product is lower than that of a similar product, various property requirements of the anti-wearing extreme-pressure-resistant engine lubricating oil can be effectively and comprehensively improved, the oxidation resistance, the corrosion resistance, the detergence and dispersity, the anti-rusting property, the bubble resistance and the greasy sludge prevention property of the anti-wearing extreme-pressure-resistant engine lubricating oil can be comprehensively improved, the effects of wearing resistance and extreme pressure resistance can be improved to the maximum extent, meanwhile a very good remediation function on a wearing surface of an engine can be achieved, the lubricating oil change period can be prolonged, the noise can be reduced, and the exhaust gas emission can be reduced.

The invention relates to full-function lubricating oil capable of being applied to an engine. The full-function lubricating oil is characterized by being prepared from base oil, base liquid, liquid vitamin E, tungsten-rhenium alloy, an antioxidant, a detergent, a dispersant, a rust inhibitor, an antifoamer, a metal deactivator, a demulsifier, an anti-wear agent, an extreme pressure resisting agent and a viscosity index improver. According to the full-function lubricating oil, the preparation scheme is simple, the price of the prepared product is lower than that of other like products, the quality is high, and various performance requirements of the lubricating oil can be effectively and comprehensively improved. The antiwear and extreme pressure resisting effects are improved to the maximum while the oxidation resistance, corrosion resistance, detergency, dispersion, foaming resistance, rust prevention and oil sludge generation resistance of the lubricating oil are comprehensively improved. The use cycle of the lubricating oil is prolonged, the noise of mechanical equipment is lowered, the energy consumption is lowered, and exhaust emissions are reduced. The lubricating oil completely exceeds the environment-friendly requirements of the like products.