CN112980556A - Composition for lubricating oil production and preparation method thereof - Google Patents
Composition for lubricating oil production and preparation method thereof Download PDFInfo
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- CN112980556A CN112980556A CN202110244741.4A CN202110244741A CN112980556A CN 112980556 A CN112980556 A CN 112980556A CN 202110244741 A CN202110244741 A CN 202110244741A CN 112980556 A CN112980556 A CN 112980556A
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
- C10M169/04—Mixtures of base-materials and additives
- C10M169/048—Mixtures of base-materials and additives the additives being a mixture of compounds of unknown or incompletely defined constitution, non-macromolecular and macromolecular compounds
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/08—Inorganic acids or salts thereof
- C10M2201/081—Inorganic acids or salts thereof containing halogen
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/08—Inorganic acids or salts thereof
- C10M2201/082—Inorganic acids or salts thereof containing nitrogen
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/085—Phosphorus oxides, acids or salts
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/087—Boron oxides, acids or salts
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
- C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
- C10M2203/1006—Petroleum or coal fractions, e.g. tars, solvents, bitumen used as base material
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/04—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing aromatic monomers, e.g. styrene
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/02—Hydroxy compounds
- C10M2207/021—Hydroxy compounds having hydroxy groups bound to acyclic or cycloaliphatic carbon atoms
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/04—Ethers; Acetals; Ortho-esters; Ortho-carbonates
- C10M2207/042—Epoxides
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/10—Carboxylix acids; Neutral salts thereof
- C10M2207/12—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
- C10M2207/121—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of seven or less carbon atoms
- C10M2207/123—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of seven or less carbon atoms polycarboxylic
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
- C10M2207/282—Esters of (cyclo)aliphatic oolycarboxylic acids
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
- C10M2209/084—Acrylate; Methacrylate
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/104—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing two carbon atoms only
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/086—Imides
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/22—Heterocyclic nitrogen compounds
- C10M2215/223—Five-membered rings containing nitrogen and carbon only
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/02—Sulfur-containing compounds obtained by sulfurisation with sulfur or sulfur-containing compounds
- C10M2219/024—Sulfur-containing compounds obtained by sulfurisation with sulfur or sulfur-containing compounds of esters, e.g. fats
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2227/00—Organic non-macromolecular compounds containing atoms of elements not provided for in groups C10M2203/00, C10M2207/00, C10M2211/00, C10M2215/00, C10M2219/00 or C10M2223/00 as ingredients in lubricant compositions
- C10M2227/06—Organic compounds derived from inorganic acids or metal salts
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
- C10M2229/04—Siloxanes with specific structure
- C10M2229/041—Siloxanes with specific structure containing aliphatic substituents
Abstract
The invention relates to the technical field of lubricating oil compositions and preparation methods thereof, and discloses a composition for lubricating oil production, which comprises the following raw materials in parts by weight: 100-150 parts of base oil, 10-15 parts of detergent dispersant, 5-10 parts of viscosity index improver, 10-15 parts of pour point depressant, 10-15 parts of antioxidant, 7-9 parts of friction moderator, 5-8 parts of oiliness agent, 12-15 parts of extreme pressure agent, 10-15 parts of anti-foaming agent, 5-15 parts of metal deactivator, 5-8 parts of emulsifier, 7-9 parts of anticorrosive agent, 10-15 parts of antirust agent and 12-15 parts of demulsifier. The composition for lubricating oil production and the preparation method thereof have the advantages of good overall stability, good storage stability, improved storage stability by at least 10%, no occurrence of additive precipitation, change of oil product performance, influence on performance of the oil product in the using process, convenient use, preparation of the lubricating oil composition through four steps, further improved stability of the lubricating oil composition after preparation, and simple and convenient preparation method.
Description
Technical Field
The invention relates to the technical field of lubricating oil compositions and preparation methods thereof, in particular to a composition for lubricating oil production and a preparation method thereof.
Background
The lubricating oil is a liquid or semisolid lubricating agent which is used on various types of automobiles and mechanical equipment to reduce friction and protect machines and workpieces and mainly plays roles of lubrication, auxiliary cooling, rust prevention, cleaning, sealing, buffering and the like.
The lubricating oil generally consists of two parts, namely base oil and an additive, wherein the base oil is the main component of the lubricating oil, the basic property of the lubricating oil is determined, the additive can make up and improve the deficiency in the performance of the base oil, and endows certain new performances, and is an important component of the lubricating oil, for example, China patent CN 105670759B discloses a common lubricating oil and a preparation method thereof, which can replace the lubricating oil extracted from the traditional petrochemical products as the lubricating oil of machine equipment, can save petroleum resources, reduce the dependence degree of the preparation of the lubricating oil on non-renewable energy sources, and can reduce the pollution to the environment, and meanwhile, the friction coefficient is obviously reduced and the friction force between machine parts is reduced through the ball effect generated between two friction bodies by graphene, so that the service life of the machine equipment can be effectively protected and prolonged, and the consumption of the machine equipment on gasoline, diesel oil or electric power is reduced, has good economic benefit and environmental friendliness; however, the composition for lubricating oil production and the preparation method thereof have the defect of inconvenient storage, after the lubricating oil leaves a factory, the oil product is usually required to be stored in bulk or in a barreled mode for a period of time before being put into use, and the storage stability problem inevitably occurs when a plurality of additives are added into heavy base oil.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a composition for lubricating oil production and a preparation method thereof, which have the advantages of convenience in storage and the like, and solve the problems that after the delivery of the lubricating oil, the oil product is stored in bulk or in a barreled manner for a period of time and is put into use, a plurality of additives are added into heavy base oil to inevitably cause the storage stability problem, if the storage stability is not good, the additives are easily separated out to cause the change of the oil product performance, thereby influencing the performance of the oil product in the use process, and the formulation composition, the storage environment and the storage method of the lubricating oil have influences on the storage stability of the oil product.
(II) technical scheme
In order to achieve the purpose of convenient storage, the invention provides the following technical scheme: a composition for lubricating oil production comprises the following raw materials in parts by weight: 100-150 parts of base oil, 10-15 parts of detergent dispersant, 5-10 parts of viscosity index improver, 10-15 parts of pour point depressant, 10-15 parts of antioxidant, 7-9 parts of friction moderator, 5-8 parts of oiliness agent, 12-15 parts of extreme pressure agent, 10-15 parts of anti-foaming agent, 5-15 parts of metal deactivator, 5-8 parts of emulsifier, 7-9 parts of anticorrosive agent, 10-15 parts of antirust agent and 12-15 parts of demulsifier.
Preferably, the feed comprises the following raw materials in parts by weight: 100 parts of base oil, 10 parts of detergent dispersant, 5 parts of viscosity index improver, 10 parts of pour point depressant, 10 parts of antioxidant, 7 parts of friction moderator, 5 parts of oiliness agent, 12 parts of extreme pressure agent, 10 parts of anti-foaming agent, 5 parts of metal passivator, 5 parts of emulsifier, 7 parts of anticorrosive agent, 10 parts of antirust agent and 12 parts of demulsifier.
Preferably, the feed comprises the following raw materials in parts by weight: 125 parts of base oil, 12 parts of detergent dispersant, 8 parts of viscosity index improver, 12 parts of pour point depressant, 12 parts of antioxidant, 8 parts of friction moderator, 6 parts of oiliness agent, 13 parts of extreme pressure agent, 13 parts of anti-foaming agent, 10 parts of metal passivator, 7 parts of emulsifier, 8 parts of anticorrosive agent, 12 parts of antirust agent and 13 parts of demulsifier.
Preferably, the feed comprises the following raw materials in parts by weight: 150 parts of base oil, 15 parts of detergent dispersant, 10 parts of viscosity index improver, 15 parts of pour point depressant, 15 parts of antioxidant, 9 parts of friction moderator, 8 parts of oiliness agent, 15 parts of extreme pressure agent, 15 parts of anti-foaming agent, 15 parts of metal passivator, 8 parts of emulsifier, 9 parts of anticorrosive agent, 15 parts of antirust agent and 15 parts of demulsifier.
Preferably, the base oil is mineral base oil, the mineral base oil is extracted from crude oil, and the extraction process comprises atmospheric and vacuum distillation, solvent deasphalting, solvent refining, solvent dewaxing, clay or hydrogenation refining.
Preferably, the detergent dispersant is succinimide or succinate detergent dispersant, the main component of the viscosity index improver is hydrogenated styrene diene copolymer, the main component of the pour point depressant is polymethacrylate high-molecular organic compound, the main components of the antioxidant are phosphite antioxidant and phenol antioxidant, and the main component of the friction moderator is alkyl thickener.
Preferably, the oiliness agent is an organic boron compound and borate, the main components of the extreme pressure agent are sulfurized grease and sulfurized fatty acid ester, the main component of the anti-foaming agent is polymethylsiloxane, the main component of the metal passivator is a carbonyl condensate, the main component of the emulsifier is succinic acid or anhydride and polyalkylene glycol, the main component of the anticorrosive agent is methylbenzotriazole, the main component of the antirust agent is phosphoric acid, nitric acid and hydrochloric acid, and the main component of the demulsifier is fatty alcohol, propylene oxide and ethylene oxide.
Another technical problem to be solved by the present invention is to provide a method for preparing a lubricating oil composition, comprising the steps of:
1) preparing materials: weighing and preparing 150 parts of base oil 100, 10-15 parts of detergent dispersant, 5-10 parts of viscosity index improver, 10-15 parts of pour point depressant, 10-15 parts of antioxidant, 7-9 parts of friction moderator, 5-8 parts of oiliness agent, 12-15 parts of extreme pressure agent, 10-15 parts of anti-foaming agent, 5-15 parts of metal deactivator, 5-8 parts of emulsifier, 7-9 parts of anticorrosive agent, 10-15 parts of antirust agent and 12-15 parts of demulsifier;
2) stirring: mixing and stirring 100-150 parts of base oil and 10-15 parts of detergent dispersant in a stirrer to obtain a mixture P1;
3) feeding for the first time: adding 5-10 parts of viscosity index improver, 10-15 parts of pour point depressant, 10-15 parts of antioxidant, 7-9 parts of friction moderator, 5-8 parts of oiliness agent and 12-15 parts of extreme pressure agent into a stirrer in sequence, mixing with the mixture P1, and continuously stirring to obtain a mixture P2;
4) and (3) secondary feeding: 10-15 parts of anti-foaming agent, 5-15 parts of metal passivator, 5-8 parts of emulsifier, 7-9 parts of anticorrosive agent, 10-15 parts of antirust agent and 12-15 parts of demulsifier are sequentially added into a stirrer, mixed with the mixture P2, mechanically stirred until the kinematic viscosity and the pour point reach the standard, and subjected to heat preservation integrally to obtain the lubricating oil composition.
Preferably, the electronic scale is adopted for weighing the prepared materials in the step 1), the stirrer in the step 2) is an ultrasonic stirring instrument, the stirring temperature in the step 2) is 50-60 ℃, and the stirring time is 10-20 min.
Preferably, the stirring time in the step 3) is 10-15min, the stirring time in the step 4) is 20-30min, and the heat preservation temperature in the step 4) is 60-75 ℃.
(III) advantageous effects
Compared with the prior art, the invention provides a composition for lubricating oil production and a preparation method thereof, and the composition has the following beneficial effects:
1. the lubricating oil composition consists of base oil, a detergent dispersant, a viscosity index improver, a pour point depressant, an antioxidant, a friction moderator, an oiliness agent, an extreme pressure agent, an anti-foaming agent, a metal passivator, an emulsifier, an anticorrosive agent, an antirust agent and a demulsifier, wherein the anti-foaming agent can eliminate foams generated in the using and storing processes; the viscosity index improver can improve the viscosity-temperature performance of the lubricating oil; the pour point depressant can reduce the apparent viscosity and yield value freezing point of the oil, thereby achieving the purpose of improving the petroleum and low-temperature fluidity; the antioxidant can improve the processing stability and long-term thermal stability, and the friction moderator is used for improving the friction state to slow down the abrasion; the oiliness agent can eliminate the stick-slip property of the lubricating oil; the extreme pressure agent can improve the capacity of bearing high load; the metal passivator leaves the metal in a passivated state in which oxidation promoting action is lost; the emulsifier fully emulsifies the lubricating oil; the anticorrosive agent can prevent the anticorrosive agent from corroding metal; the antirust agent can prevent metal corrosion; the demulsifier removes the water in the crude oil and heavy oil to ensure that the water content reaches the requirement, and the generated insoluble substance is in a colloid suspension state, so that carbon deposit, paint film or oil sludge is not further formed.
2. The composition for lubricating oil production and the preparation method thereof are characterized in that the lubricating oil composition is prepared from base oil, a detergent dispersant, a viscosity index improver, a pour point depressant, an antioxidant, a friction moderator, an oiliness agent, an extreme pressure agent, an anti-foaming agent, a metal passivator, an emulsifier, an anticorrosive agent, an antirust agent and a demulsifier; mixing and stirring the base oil and the detergent dispersant in a stirrer to obtain a mixture P1; adding a viscosity index improver, a pour point depressant, an antioxidant, a friction moderator, an oiliness agent and an extreme pressure agent into the stirrer in sequence, mixing with the mixture P1, and continuously stirring to obtain a mixture P2; sequentially adding an anti-foaming agent, a metal passivator, an emulsifier, an anticorrosive agent, an antirust agent and a demulsifier into the stirrer, mixing with the mixture P2, mechanically stirring until the kinematic viscosity and the pour point reach standards, and integrally preserving heat to obtain a lubricating oil composition; the lubricating oil composition is prepared through four steps, and various additives are sequentially fed, so that the various additives can be completely dissolved in the lubricating oil composition, the stability of the lubricating oil composition after preparation is further improved, and the preparation method is simple and convenient.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows: a composition for lubricating oil production comprises the following raw materials in parts by weight: 100 parts of base oil, 10 parts of detergent dispersant, 5 parts of viscosity index improver, 10 parts of pour point depressant, 10 parts of antioxidant, 7 parts of friction moderator, 5 parts of oiliness agent, 12 parts of extreme pressure agent, 10 parts of anti-foaming agent, 5 parts of metal passivator, 5 parts of emulsifier, 7 parts of anticorrosive agent, 10 parts of antirust agent and 12 parts of demulsifier.
Another technical problem to be solved by the present invention is to provide a method for preparing a lubricating oil composition, comprising the steps of:
1) preparing materials: 100 parts of base oil, 10 parts of detergent dispersant, 5 parts of viscosity index improver, 10 parts of pour point depressant, 10 parts of antioxidant, 7 parts of friction moderator, 5 parts of oiliness agent, 12 parts of extreme pressure agent, 10 parts of anti-foaming agent, 5 parts of metal deactivator, 5 parts of emulsifier, 7 parts of anticorrosive agent, 10 parts of antirust agent and 12 parts of demulsifier are weighed and prepared, an electronic scale is adopted for weighing and preparing the prepared materials, the base oil is mineral base oil which is refined from crude oil, the refining process comprises atmospheric and vacuum distillation, solvent deasphalting, solvent refining, solvent dewaxing, argil or hydrogenation replenishing essence, the detergent dispersant is succinimide or succinate detergent dispersant, the main component of the viscosity index improver is hydrogenated styrene diene copolymer, the main component of the pour point depressant is polymethacrylate high molecular organic compound, and the main components of the antioxidant are phosphite antioxidant and phenol antioxidant, the main components of the friction moderator are a hydrocarbyl thickening agent, the oiliness agent is an organic boron compound and borate, the main components of the extreme pressure agent are sulfurized grease and sulfurized fatty acid ester, the main component of the anti-foaming agent is polymethyl siloxane, the main component of the metal passivator is a carbonyl condensate, the main component of the emulsifier is succinic acid or anhydride and polyalkylene glycol, the main component of the anticorrosive agent is methyl benzotriazole, the main component of the antirust agent is phosphoric acid, nitric acid and hydrochloric acid, and the main component of the demulsifier is fatty alcohol, propylene oxide and ethylene oxide;
2) stirring: mixing and stirring 100 parts of base oil and 10 parts of detergent dispersant in a stirrer at 50 ℃ for 10min to obtain a mixture P1;
3) feeding for the first time: adding 5 parts of viscosity index improver, 10 parts of pour point depressant, 10 parts of antioxidant, 7 parts of friction moderator, 5 parts of oiliness agent and 12 parts of extreme pressure agent into a stirrer in sequence, mixing with the mixture P1, and continuously stirring to obtain a mixture P2, wherein the stirring time is 10 min;
4) and (3) secondary feeding: and sequentially adding 10 parts of anti-foaming agent, 5 parts of metal passivator, 5 parts of emulsifier, 7 parts of anticorrosive agent, 10 parts of antirust agent and 12 parts of demulsifier into the stirrer, mixing with the mixture P2, mechanically stirring until the kinematic viscosity and the pour point reach standards, and preserving heat integrally to obtain the lubricating oil composition, wherein the stirring time is 20min, and the heat preservation temperature is 60 ℃.
Example two: a composition for lubricating oil production comprises the following raw materials in parts by weight: 125 parts of base oil, 12 parts of detergent dispersant, 8 parts of viscosity index improver, 12 parts of pour point depressant, 12 parts of antioxidant, 8 parts of friction moderator, 6 parts of oiliness agent, 13 parts of extreme pressure agent, 13 parts of anti-foaming agent, 10 parts of metal passivator, 7 parts of emulsifier, 8 parts of anticorrosive agent, 12 parts of antirust agent and 13 parts of demulsifier.
Another technical problem to be solved by the present invention is to provide a method for preparing a lubricating oil composition, comprising the steps of:
1) preparing materials: taking 125 parts of base oil, 12 parts of detergent dispersant, 8 parts of viscosity index improver, 12 parts of pour point depressant, 12 parts of antioxidant, 8 parts of friction moderator, 6 parts of oiliness agent, 13 parts of extreme pressure agent, 13 parts of anti-foaming agent, 10 parts of metal deactivator, 7 parts of emulsifier, 8 parts of anticorrosive agent, 12 parts of antirust agent and 13 parts of demulsifier, weighing and preparing raw materials, wherein the raw materials are weighed by using an electronic scale, the base oil is mineral base oil which is refined from crude oil, the refining process comprises atmospheric and vacuum distillation, solvent deasphalting, solvent refining, solvent dewaxing, argil or hydrogenation replenishing essence, the detergent dispersant is succinimide or succinate detergent dispersant, the main component of the viscosity index improver is hydrogenated styrene diene copolymer, the main component of the pour point depressant is polymethacrylate high molecular organic compound, and the main components of the antioxidant are phosphite antioxidant and phenol antioxidant, the main components of the friction moderator are a hydrocarbyl thickening agent, the oiliness agent is an organic boron compound and borate, the main components of the extreme pressure agent are sulfurized grease and sulfurized fatty acid ester, the main component of the anti-foaming agent is polymethyl siloxane, the main component of the metal passivator is a carbonyl condensate, the main component of the emulsifier is succinic acid or anhydride and polyalkylene glycol, the main component of the anticorrosive agent is methyl benzotriazole, the main component of the antirust agent is phosphoric acid, nitric acid and hydrochloric acid, and the main component of the demulsifier is fatty alcohol, propylene oxide and ethylene oxide;
2) stirring: 1250 parts of base oil and 12 parts of detergent dispersant are mixed and stirred in a stirrer to obtain a mixture P1, wherein the stirrer is an ultrasonic stirring instrument, the stirring temperature is 55 ℃, and the stirring time is 15 min;
3) feeding for the first time: adding 8 parts of viscosity index improver, 12 parts of pour point depressant, 12 parts of antioxidant, 8 parts of friction moderator, 6 parts of oiliness agent and 13 parts of extreme pressure agent into a stirrer in sequence, mixing with the mixture P1, and continuously stirring to obtain a mixture P2, wherein the stirring time is 12 min;
4) and (3) secondary feeding: 13 parts of anti-foaming agent, 10 parts of metal passivator, 7 parts of emulsifier, 8 parts of anticorrosive agent, 12 parts of antirust agent and 13 parts of demulsifier are sequentially added into the stirrer, mixed with the mixture P2, mechanically stirred until the kinematic viscosity and the pour point reach the standard, and integrally insulated to obtain the lubricating oil composition, wherein the stirring time is 25min, and the insulation temperature is 70 ℃.
Example three: a composition for lubricating oil production comprises the following raw materials in parts by weight: 150 parts of base oil, 15 parts of detergent dispersant, 10 parts of viscosity index improver, 15 parts of pour point depressant, 15 parts of antioxidant, 9 parts of friction moderator, 8 parts of oiliness agent, 15 parts of extreme pressure agent, 15 parts of anti-foaming agent, 15 parts of metal passivator, 8 parts of emulsifier, 9 parts of anticorrosive agent, 15 parts of antirust agent and 15 parts of demulsifier.
Another technical problem to be solved by the present invention is to provide a method for preparing a lubricating oil composition, comprising the steps of:
1) preparing materials: 150 parts of base oil, 15 parts of detergent dispersant, 10 parts of viscosity index improver, 15 parts of pour point depressant, 15 parts of antioxidant, 9 parts of friction moderator, 8 parts of oiliness agent, 15 parts of extreme pressure agent, 15 parts of anti-foaming agent, 15 parts of metal deactivator, 8 parts of emulsifier, 9 parts of anticorrosive agent, 15 parts of antirust agent and 15 parts of demulsifier are weighed and prepared, an electronic scale is adopted for weighing and preparing the prepared materials, the base oil is mineral base oil which is refined from crude oil, the refining process comprises atmospheric and vacuum distillation, solvent deasphalting, solvent refining, solvent dewaxing, argil or hydrogenation replenishing essence, the detergent dispersant is succinimide or succinate detergent dispersant, the main component of the viscosity index improver is hydrogenated styrene diene copolymer, the main component of the pour point depressant is polymethacrylate high molecular organic compound, and the main components of the antioxidant are phosphite antioxidant and phenol antioxidant, the main components of the friction moderator are a hydrocarbyl thickening agent, the oiliness agent is an organic boron compound and borate, the main components of the extreme pressure agent are sulfurized grease and sulfurized fatty acid ester, the main component of the anti-foaming agent is polymethyl siloxane, the main component of the metal passivator is a carbonyl condensate, the main component of the emulsifier is succinic acid or anhydride and polyalkylene glycol, the main component of the anticorrosive agent is methyl benzotriazole, the main component of the antirust agent is phosphoric acid, nitric acid and hydrochloric acid, and the main component of the demulsifier is fatty alcohol, propylene oxide and ethylene oxide;
2) stirring: mixing and stirring 150 parts of base oil and 15 parts of detergent dispersant in a stirrer to obtain a mixture P1, wherein the stirrer is an ultrasonic stirring instrument, the stirring temperature is 60 ℃, and the stirring time is 20 min;
3) feeding for the first time: sequentially adding 10 parts of viscosity index improver, 15 parts of pour point depressant, 15 parts of antioxidant, 9 parts of friction moderator, 8 parts of oiliness agent and 15 parts of extreme pressure agent into a stirrer, mixing with the mixture P1, and continuously stirring to obtain a mixture P2, wherein the stirring time is 15 min;
4) and (3) secondary feeding: adding 15 parts of anti-foaming agent, 15 parts of metal passivator, 8 parts of emulsifier, 9 parts of anticorrosive agent, 15 parts of antirust agent and 15 parts of demulsifier into a stirrer in sequence, mixing with the mixture P2, mechanically stirring until the kinematic viscosity and the pour point reach standards, and preserving heat integrally to obtain the lubricating oil composition, wherein the stirring time is 30min, and the heat preservation temperature is 75 ℃.
The invention has the beneficial effects that: the lubricating oil composition consists of base oil, a detergent dispersant, a viscosity index improver, a pour point depressant, an antioxidant, a friction moderator, an oiliness agent, an extreme pressure agent, an anti-foaming agent, a metal passivator, an emulsifier, an anticorrosive agent, an antirust agent and a demulsifier, wherein the anti-foaming agent can eliminate foams generated in the using and storing processes; the viscosity index improver can improve the viscosity-temperature performance of the lubricating oil; the pour point depressant can reduce the apparent viscosity and yield value freezing point of the oil, thereby achieving the purpose of improving the petroleum and low-temperature fluidity; the antioxidant can improve the processing stability and long-term thermal stability, and the friction moderator is used for improving the friction state to slow down the abrasion; the oiliness agent can eliminate the stick-slip property of the lubricating oil; the extreme pressure agent can improve the capacity of bearing high load; the metal passivator leaves the metal in a passivated state in which oxidation promoting action is lost; the emulsifier fully emulsifies the lubricating oil; the anticorrosive agent can prevent the anticorrosive agent from corroding metal; the antirust agent can prevent metal corrosion; the demulsifier removes the water in the crude oil and heavy oil to ensure that the water content reaches the requirement, and the generated insoluble substance is in a colloid suspension state, so that carbon deposit, paint film or oil sludge is not further formed.
Preparing a lubricating oil composition from base oil, a detergent dispersant, a viscosity index improver, a pour point depressant, an antioxidant, a friction moderator, an oiliness agent, an extreme pressure agent, an anti-foaming agent, a metal passivator, an emulsifier, an anticorrosive agent, an antirust agent and a demulsifier; mixing and stirring the base oil and the detergent dispersant in a stirrer to obtain a mixture P1; adding a viscosity index improver, a pour point depressant, an antioxidant, a friction moderator, an oiliness agent and an extreme pressure agent into the stirrer in sequence, mixing with the mixture P1, and continuously stirring to obtain a mixture P2; sequentially adding an anti-foaming agent, a metal passivator, an emulsifier, an anticorrosive agent, an antirust agent and a demulsifier into the stirrer, mixing with the mixture P2, mechanically stirring until the kinematic viscosity and the pour point reach standards, and integrally preserving heat to obtain a lubricating oil composition; the lubricating oil composition is prepared through four steps, and various additives are sequentially fed, so that various additives can be completely dissolved into the lubricating oil composition, the stability of the lubricating oil composition after preparation is further improved, meanwhile, the preparation method is simple and convenient, and the problems that after the lubricating oil leaves a factory, an oil product is often required to be stored in a bulk or barreled mode for a period of time and then put into use, a plurality of additives are added into heavy base oil to inevitably cause the problem of storage stability, if the storage stability is not good, the additives are easy to precipitate, so that the performance of the oil product is changed, the performance of the oil product in the use process is influenced, and the formula composition, the storage environment and the storage method of the lubricating oil have influences on the storage stability of the oil product are solved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The composition for producing the lubricating oil is characterized by comprising the following raw materials in parts by weight: 100-150 parts of base oil, 10-15 parts of detergent dispersant, 5-10 parts of viscosity index improver, 10-15 parts of pour point depressant, 10-15 parts of antioxidant, 7-9 parts of friction moderator, 5-8 parts of oiliness agent, 12-15 parts of extreme pressure agent, 10-15 parts of anti-foaming agent, 5-15 parts of metal deactivator, 5-8 parts of emulsifier, 7-9 parts of anticorrosive agent, 10-15 parts of antirust agent and 12-15 parts of demulsifier.
2. The composition for lubricating oil production according to claim 1, comprising the following raw materials in parts by weight: 100 parts of base oil, 10 parts of detergent dispersant, 5 parts of viscosity index improver, 10 parts of pour point depressant, 10 parts of antioxidant, 7 parts of friction moderator, 5 parts of oiliness agent, 12 parts of extreme pressure agent, 10 parts of anti-foaming agent, 5 parts of metal passivator, 5 parts of emulsifier, 7 parts of anticorrosive agent, 10 parts of antirust agent and 12 parts of demulsifier.
3. The composition for lubricating oil production according to claim 1, comprising the following raw materials in parts by weight: 125 parts of base oil, 12 parts of detergent dispersant, 8 parts of viscosity index improver, 12 parts of pour point depressant, 12 parts of antioxidant, 8 parts of friction moderator, 6 parts of oiliness agent, 13 parts of extreme pressure agent, 13 parts of anti-foaming agent, 10 parts of metal passivator, 7 parts of emulsifier, 8 parts of anticorrosive agent, 12 parts of antirust agent and 13 parts of demulsifier.
4. The composition for lubricating oil production according to claim 1, comprising the following raw materials in parts by weight: 150 parts of base oil, 15 parts of detergent dispersant, 10 parts of viscosity index improver, 15 parts of pour point depressant, 15 parts of antioxidant, 9 parts of friction moderator, 8 parts of oiliness agent, 15 parts of extreme pressure agent, 15 parts of anti-foaming agent, 15 parts of metal passivator, 8 parts of emulsifier, 9 parts of anticorrosive agent, 15 parts of antirust agent and 15 parts of demulsifier.
5. The composition of claim 1, wherein the base oil is a mineral base oil, the mineral base oil is refined from crude oil, and the refining process comprises atmospheric distillation, solvent deasphalting, solvent refining, solvent dewaxing, clay or hydrorefining.
6. The composition for lubricating oil production according to claim 1, wherein the detergent dispersant is a succinimide or succinate detergent dispersant, the main component of the viscosity index improver is a hydrogenated styrene-diene copolymer, the main component of the pour point depressant is a polymethacrylate high molecular organic compound, the main components of the antioxidant are a phosphite antioxidant and a phenolic antioxidant, and the main component of the friction moderator is a hydrocarbon thickener.
7. The composition for lubricating oil production according to claim 1, wherein the oiliness agent is an organic boron compound and a borate, the main components of the extreme pressure agent are sulfurized grease and sulfurized fatty acid ester, the main component of the anti-foaming agent is polymethylsiloxane, the main component of the metal passivator is a carbonyl condensate, the main component of the emulsifier is succinic acid or anhydride and polyalkylene glycol, the main component of the anticorrosive agent is tolyltriazole, the main components of the anti-rusting agent are phosphoric acid, nitric acid and hydrochloric acid, and the main components of the demulsifier are fatty alcohol, propylene oxide and ethylene oxide.
8. A method of preparing a lubricating oil composition, comprising the steps of:
1) preparing materials: weighing and preparing 150 parts of base oil 100, 10-15 parts of detergent dispersant, 5-10 parts of viscosity index improver, 10-15 parts of pour point depressant, 10-15 parts of antioxidant, 7-9 parts of friction moderator, 5-8 parts of oiliness agent, 12-15 parts of extreme pressure agent, 10-15 parts of anti-foaming agent, 5-15 parts of metal deactivator, 5-8 parts of emulsifier, 7-9 parts of anticorrosive agent, 10-15 parts of antirust agent and 12-15 parts of demulsifier;
2) stirring: mixing and stirring 100-150 parts of base oil and 10-15 parts of detergent dispersant in a stirrer to obtain a mixture P1;
3) feeding for the first time: adding 5-10 parts of viscosity index improver, 10-15 parts of pour point depressant, 10-15 parts of antioxidant, 7-9 parts of friction moderator, 5-8 parts of oiliness agent and 12-15 parts of extreme pressure agent into a stirrer in sequence, mixing with the mixture P1, and continuously stirring to obtain a mixture P2;
4) and (3) secondary feeding: 10-15 parts of anti-foaming agent, 5-15 parts of metal passivator, 5-8 parts of emulsifier, 7-9 parts of anticorrosive agent, 10-15 parts of antirust agent and 12-15 parts of demulsifier are sequentially added into a stirrer, mixed with the mixture P2, mechanically stirred until the kinematic viscosity and the pour point reach the standard, and subjected to heat preservation integrally to obtain the lubricating oil composition.
9. The method for preparing a lubricating oil composition as claimed in claim 8, wherein the stock material is weighed by an electronic scale in step 1), the stirrer in step 2) is an ultrasonic stirring apparatus, and the stirring temperature in step 2) is 50-60 ℃ and the stirring time is 10-20 min.
10. The method of claim 8, wherein the stirring time in step 3) is 10-15min, the stirring time in step 4) is 20-30min, and the temperature in step 4) is 60-75 ℃.
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| CN113736545A (en) * | 2021-08-14 | 2021-12-03 | 山东源根石油化工有限公司 | Gas engine oil composition and preparation method thereof |
| CN115058279A (en) * | 2022-07-07 | 2022-09-16 | 江苏云瀚股份有限公司 | Graphene lubricant for automobiles and preparation method thereof |
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| CN115895443A (en) * | 2022-10-26 | 2023-04-04 | 四川品重建工有限责任公司 | Ultrasonic industrial coupling coating |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113736545A (en) * | 2021-08-14 | 2021-12-03 | 山东源根石油化工有限公司 | Gas engine oil composition and preparation method thereof |
| CN115058279A (en) * | 2022-07-07 | 2022-09-16 | 江苏云瀚股份有限公司 | Graphene lubricant for automobiles and preparation method thereof |
| CN115402546A (en) * | 2022-09-22 | 2022-11-29 | 萨克新材料科技(山东)有限公司 | Environment-friendly and long-service-life lubricating oil and processing system |
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