CN114164035A - Turbine worm lubricating oil and preparation method thereof - Google Patents

Turbine worm lubricating oil and preparation method thereof Download PDF

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Publication number
CN114164035A
CN114164035A CN202111535311.4A CN202111535311A CN114164035A CN 114164035 A CN114164035 A CN 114164035A CN 202111535311 A CN202111535311 A CN 202111535311A CN 114164035 A CN114164035 A CN 114164035A
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lubricating oil
turbine worm
nano
worm
worm gear
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董建国
陆晨
何志强
岳瑞丽
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Shanghai Dongda Chemical Co Ltd
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Shanghai Dongda Chemical Co Ltd
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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
    • 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
    • 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
    • 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
    • C10M2207/281—Esters of (cyclo)aliphatic monocarboxylic acids
    • 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
    • C10M2207/283—Esters of polyhydroxy compounds
    • C—CHEMISTRY; METALLURGY
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    • 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
    • C10M2209/102—Polyesters
    • 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
    • C10M2209/10—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
    • C10M2209/1033—Polyethers, i.e. containing di- or higher polyoxyalkylene groups used as base material
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
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    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/04—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2215/042—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms containing hydroxy groups; Alkoxylated derivatives thereof
    • C—CHEMISTRY; METALLURGY
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    • 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
    • C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/06—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to carbon atoms of six-membered aromatic rings
    • C10M2215/064—Di- and triaryl amines
    • 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
    • C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/06—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to carbon atoms of six-membered aromatic rings
    • C10M2215/064—Di- and triaryl amines
    • C10M2215/065—Phenyl-Naphthyl amines
    • 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
    • C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
    • C10M2219/044—Sulfonic acids, Derivatives thereof, e.g. neutral salts
    • 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
    • C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
    • C10M2223/04—Phosphate esters
    • C10M2223/043—Ammonium or amine salts thereof
    • 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
    • C10M2227/061—Esters derived from boron
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/10—Inhibition of oxidation, e.g. anti-oxidants
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/12—Inhibition of corrosion, e.g. anti-rust agents or anti-corrosives

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  • Chemical & Material Sciences (AREA)
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  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)

Abstract

The invention relates to turbine worm lubricating oil and a preparation method thereof, and belongs to the technical field of lubricating oil. The turbine worm lubricating oil provided by the invention comprises the following raw materials in percentage by mass: 90.5-97% of polyether base oil, 1-3% of extreme pressure antiwear agent, 0.5-3% of antioxidant, 0.2-2% of friction modifier, 0.3-1.5% of antirust agent and 0.05-0.5% of demulsifier. The polyether base oil is a random copolymer of ethylene oxide and propylene oxide. The turbine worm lubricating oil disclosed by the invention has excellent wear resistance and thermal stability and is free from corrosion; the invention also provides a simple and feasible preparation method.

Description

Turbine worm lubricating oil and preparation method thereof
Technical Field
The invention relates to turbine worm lubricating oil and a preparation method thereof, and belongs to the technical field of lubricating oil.
Background
The worm and gear has the advantages of small size, large transmission ratio, stable operation, low noise, large output torque and the like, and is widely applied to various industries such as speed reducers, metallurgy, mines and the like.
However, in the working process of the worm gear, the meshing contact of the two gears is continuous sliding contact, a large amount of friction force is generated due to high sliding amount, and the friction loss and the heating condition are serious, so that the required lubricating oil has other performances such as good wear resistance, thermal stability and the like, and the service life and the operating efficiency of the worm gear are improved.
At present, the worm gear lubricating oil mainly takes mineral oil and synthetic oil as base oil, the viscosity index of the mineral oil is low, the lubricating property at high temperature is poor, an extreme pressure antiwear agent containing phosphorus and sulfur is generally required to be added, a friction pair copper part is easy to rust, and the high temperature resistance is poor.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects in the prior art and provide the turbine worm lubricating oil which has excellent wear resistance and thermal stability and no corrosiveness; the invention also provides a simple and feasible preparation method.
The turbine worm lubricating oil provided by the invention comprises the following raw materials in percentage by mass:
Figure BDA0003412387380000011
preferably, the polyether base oil is a random copolymer of ethylene oxide and propylene oxide, the polymer having kinematic viscosities at 40 ℃ of 150, 220, 320 and 460mm, respectively2At 100 ℃ kinematic viscosities of 29, 41, 57 and 80mm, respectively2(ii) a viscosity index of greater than 230. The polyether base oil has high viscosity index, can provide optimal oil film stability, has excellent heat conducting performance, is beneficial to faster heat dissipation, and has long service life which is 6 times longer than that of common mineral oil.
Preferably, the extreme pressure antiwear agent is nano borate. Compared with the extreme pressure antiwear agent containing phosphorus and sulfur elements, the borate extreme pressure antiwear agent has good abrasion resistance and excellent corrosion resistance.
Further preferably, the nano borate is one or more of nano sodium metaborate, nano potassium triborate or hexadecyl nano calcium borate.
Preferably, the antioxidant is one or more of diisooctyl diphenylamine, N-phenyl-alpha-naphthylamine or 4, 4' -bis (alpha, alpha-dimethylbenzyl) diphenylamine.
Preferably, the friction modifier is one or more of fatty acid monoglyceride, isotridecyloxypropylpropylenediamine, methyl epoxyoleate, or ammonium bis (2-ethylhexyl) phosphate.
Preferably, the antirust agent is one or more of barium dinonylnaphthalene sulfonate, a compound of triethanolamine borate and sebacic acid, and lauric acid.
Preferably, the demulsifier is one or more of butyl acrylate, a copolymer of methyl methacrylate and polyoxypropylene polyoxyethylene acrylate, and polyoxyethylene polyoxypropylene alkylphenol formaldehyde resin.
The preparation method of the turbine worm lubricating oil comprises the following steps:
adding polyether base oil, an extreme pressure antiwear agent, an antioxidant, a friction modifier, an antirust agent and a demulsifier into a reaction kettle, mixing and stirring while heating, heating to 110-120 ℃, carrying out vacuum dehydration for 2-3 h when the temperature is raised to 110 ℃, filling nitrogen to supplement pressure to 0.2-0.3 MPa, and cooling with boiled cooling water to 30-40 ℃ to obtain the turbine worm lubricating oil.
The turbine worm lubricating oil prepared by the invention has good pressure bearing capacity, excellent fluidity at low temperature and stable oil film thickness at high temperature, and the used extreme pressure antiwear agent without phosphorus and sulfur has good wear resistance and no corrosion to metal materials of a turbine worm transmission pair.
Compared with the prior art, the invention has the following beneficial effects:
(1) the random polyether used in the invention has excellent load bearing capacity, and has very high extreme pressure antiwear performance even if no extreme pressure antiwear agent is used; the random polyether has low pour point, is not easy to solidify at low temperature, and has the advantage of wide use temperature; the random polyether has high viscosity index and excellent viscosity-temperature property, and can show stable oil film thickness at high temperature;
(2) the extreme pressure antiwear agent of borate used in the invention does not contain phosphorus and sulfur, has no corrosive elements on steel and copper metal materials, and the borate has excellent wear resistance;
(3) the preparation method is scientific, reasonable, simple and feasible, and is beneficial to industrial production.
Detailed Description
The present invention is further illustrated by the following examples, but the scope of the present invention is not limited thereto, and modifications of the technical solutions of the present invention by those skilled in the art should be within the scope of the present invention.
Example 1
Atactic polyether base oil (kinematic viscosity V (40 ℃) 320mm2S): 91.5%, nano potassium metaborate (extreme pressure antiwear agent): 2.5%, diisooctyl diphenylamine (antioxidant): 2.8%, fatty acid monoglyceride (friction modifier): 1.6%, barium dinonylnaphthalene sulfonate (rust inhibitor): 1.35%, butyl acrylate (demulsifier): 0.25 percent. The sum of the total amount of all the components is 100 percent.
A turbine worm lubricating oil is prepared by the following steps:
adding 91.5% of random polyether base oil, 2.5% of nano potassium metaborate (an extreme pressure antiwear agent), 2.8% of diisooctyl diphenylamine (an antioxidant), 1.6% of fatty acid monoglyceride (a friction modifier), 1.35% of barium dinonylnaphthalene sulfonate (an antirust agent) and 0.25% of butyl acrylate (a demulsifier) into a reaction kettle, heating to 115 +/-5 ℃ while mixing and stirring, starting vacuum dehydration for 2 hours when the temperature is increased to 110 ℃, filling nitrogen to supplement pressure to 0.2MPa, and cooling water to 35 +/-5 ℃ to obtain the turbine worm lubricating oil.
Example 2
Atactic polyether base oil (kinematic viscosity V (40 ℃) 320mm2S): 94%, nano potassium triborate (extreme pressure antiwear agent): 1.7%, diisooctyl diphenylamine (antioxidant): 2.0%, isotridecyloxypropylpropanediamine (friction modifier): 0.8%, lauric acid (rust inhibitor): 1.34%, butyl acrylate (demulsifier): 0.16 percent. The sum of the total amount of all the components is 100 percent.
A turbine worm lubricating oil is prepared by the following steps:
adding 94% of random polyether base oil, 1.7% of nano potassium triborate (extreme pressure antiwear additive), 2.0% of diisooctyl diphenylamine (antioxidant), 0.8% of isotridecyl alkoxy propyl propane diamine (friction modifier), 1.34% of lauric acid (antirust agent) and 0.16% of butyl acrylate (demulsifier) into a reaction kettle, mixing and stirring while heating to 115 +/-5 ℃, starting vacuum dehydration for 2 hours when the temperature is increased to 110 ℃, filling nitrogen to supplement pressure to 0.2MPa, and cooling with boiled cooling water to 35 +/-5 ℃ to obtain the turbine worm lubricating oil.
Example 3
Atactic polyether base oil (kinematic viscosity V (40 ℃) 320mm2S): 96.5%, nano potassium metaborate (extreme pressure antiwear agent): 1.0%, N-phenyl-alpha-naphthylamine (antioxidant): 1.0%, fatty acid monoglyceride (friction modifier): 0.5%, barium dinonylnaphthalenesulfonate (rust inhibitor): 0.8%, butyl acrylate (demulsifier): 0.2 percent. The sum of the total amount of all the components is 100 percent.
A turbine worm lubricating oil is prepared by the following steps:
adding 96.5% of random polyether base oil, 1.0% of nano potassium metaborate (extreme pressure antiwear agent), 1.0% of N-phenyl-alpha-naphthylamine (antioxidant), 0.5% of fatty acid monoglyceride (friction modifier), 0.8% of barium dinonylnaphthalene sulfonate (antirust agent) and 0.2% of butyl acrylate (demulsifier) into a reaction kettle, mixing and stirring while heating to 115 +/-5 ℃, starting vacuum dehydration for 3 hours when the temperature is increased to 110 ℃, filling nitrogen to supplement pressure to 0.3MPa, and cooling water to 35 +/-5 ℃ to obtain the turbine worm lubricating oil.
Example 4
Atactic polyether base oil (kinematic viscosity V (40 ℃) 220mm2S): 94%, nano potassium triborate (extreme pressure antiwear agent): 1.7%, diisooctyl diphenylamine (antioxidant): 2.0%, isotridecyloxypropylpropanediamine (friction modifier): 0.8%, lauric acid (rust inhibitor): 1.34%, butyl acrylate (demulsifier): 0.16 percent. The sum of the total amount of all the components is 100 percent.
A turbine worm lubricating oil is prepared by the following steps:
adding 94% of random polyether base oil, 1.7% of nano potassium triborate (extreme pressure antiwear additive), 2.0% of diisooctyl diphenylamine (antioxidant), 0.8% of isotridecyl alkoxy propyl propane diamine (friction modifier), 1.34% of lauric acid (antirust agent) and 0.16% of butyl acrylate (demulsifier) into a reaction kettle, mixing and stirring while heating to 115 +/-5 ℃, starting vacuum dehydration for 2 hours when the temperature is increased to 110 ℃, filling nitrogen to supplement pressure to 0.2MPa, and cooling with boiled cooling water to 35 +/-5 ℃ to obtain the turbine worm lubricating oil.
Example 5
Atactic polyether base oil (kinematic viscosity V (40 ℃) 460mm2S): 94%, nano potassium triborate (extreme pressure antiwear agent): 1.7%, diisooctyl diphenylamine (antioxidant): 2.0%, isotridecyloxypropylpropanediamine (friction modifier): 0.8%, lauric acid (rust inhibitor): 1.34%, butyl acrylate (demulsifier): 0.16 percent. The sum of the total amount of all the components is 100 percent.
A turbine worm lubricating oil is prepared by the following steps:
adding 94% of random polyether base oil, 1.7% of nano potassium triborate (extreme pressure antiwear additive), 2.0% of diisooctyl diphenylamine (antioxidant), 0.8% of isotridecyl alkoxy propyl propane diamine (friction modifier), 1.34% of lauric acid (antirust agent) and 0.16% of butyl acrylate (demulsifier) into a reaction kettle, mixing and stirring while heating to 115 +/-5 ℃, starting vacuum dehydration for 2 hours when the temperature is increased to 110 ℃, filling nitrogen to supplement pressure to 0.2MPa, and cooling with boiled cooling water to 35 +/-5 ℃ to obtain the turbine worm lubricating oil.
Comparative example 1
Common polyether base oils (ethylene oxide and propylene oxide block polymers): 96.5%, nano potassium metaborate (extreme pressure antiwear agent): 1.0%, N-phenyl-alpha-naphthylamine (antioxidant): 1.0%, fatty acid monoglyceride (friction modifier): 0.5%, barium dinonylnaphthalenesulfonate (rust inhibitor): 0.8%, butyl acrylate (demulsifier): 0.2 percent. The sum of the total amount of all the components is 100 percent.
A turbine worm lubricating oil is prepared by the following steps:
adding 96.5% of common polyether base oil (ethylene oxide and propylene oxide block polymer), 1.0% of nano potassium metaborate (extreme pressure antiwear agent), 1.0% of N-phenyl-alpha-naphthylamine (antioxidant), 0.5% of fatty acid monoglyceride (friction modifier), 0.8% of barium dinonylnaphthalenesulfonate (antirust agent) and 0.2% of butyl acrylate (demulsifier) into a reaction kettle, mixing and stirring while heating to 115 +/-5 ℃, starting vacuum dehydration for 3 hours when the temperature is increased to 110 ℃, filling nitrogen to supplement pressure to 0.3MPa, and cooling water to 35 +/-5 ℃ to obtain the turbine worm lubricating oil.
Comparative example 2
Atactic polyether base oil (kinematic viscosity V (40 ℃) 460mm2S): 95.7%, diisooctyl diphenylamine (antioxidant): 2.0%, isotridecyloxypropylpropanediamine (friction modifier): 0.8%, lauric acid (rust inhibitor): 1.34%, butyl acrylate (demulsifier): 0.16 percent. The sum of the total amount of all the components is 100 percent.
A turbine worm lubricating oil is prepared by the following steps:
adding 95.7% of random polyether base oil, 2.0% of diisooctyl diphenylamine (antioxidant), 0.8% of isotridecyloxypropylpropanediamine (friction modifier), 1.34% of lauric acid (antirust agent) and 0.16% of butyl acrylate (demulsifier) into a reaction kettle, mixing and stirring while heating to 115 +/-5 ℃, starting vacuum dehydration for 2 hours when the temperature is increased to 110 ℃, filling nitrogen to supplement pressure to 0.2MPa, and cooling with boiled cooling water to 35 +/-5 ℃ to obtain the turbine worm lubricating oil.
The properties of the worm gear lubricating oils prepared in examples and comparative examples are shown in the following table.
TABLE 1
Figure BDA0003412387380000051
From the above table, it can be seen that:
(1) compared with common block polyether, the worm gear lubricating oil prepared from the random polyether base oil has high viscosity index, high viscosity at high temperature, good adsorption force on a worm gear transmission pair and lubrication requirement satisfaction;
(2) the extreme pressure antiwear agent of borate not only shows good wear resistance, but also has no corrosion to the metal material of the transmission pair. In addition, the lubricating oil also shows good wear resistance without adding an extreme pressure antiwear agent.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (9)

1. A turbine worm lubricating oil is characterized in that: the material comprises the following raw materials in percentage by mass:
Figure FDA0003412387370000011
2. the worm gear lubricant as claimed in claim 1, wherein: the polyether base oil is a random copolymer of ethylene oxide and propylene oxide, and the kinematic viscosity of the polymer at 40 ℃ is 150 mm, 220mm, 320mm and 460mm respectively2At 100 ℃ kinematic viscosities of 29, 41, 57 and 80mm, respectively2(ii) a viscosity index of greater than 230.
3. The worm gear lubricant as claimed in claim 1, wherein: the extreme pressure antiwear agent is nano borate.
4. The turbine worm lubricant as claimed in claim 3, characterized in that: the nano borate is one or more of nano sodium metaborate, nano potassium triborate or hexadecyl nano calcium borate.
5. The worm gear lubricant as claimed in claim 1, wherein: the antioxidant is one or more of diisooctyl diphenylamine, N-phenyl-alpha-naphthylamine or 4, 4' -bis (alpha, alpha-dimethylbenzyl) diphenylamine.
6. The worm gear lubricant as claimed in claim 1, wherein: the friction modifier is one or more of fatty acid monoglyceride, isotridecyloxypropyl propane diamine, epoxy methyl oleate or ammonium bis (2-ethylhexyl) phosphate.
7. The worm gear lubricant as claimed in claim 1, wherein: the rust inhibitor is one or more of barium dinonyl naphthalene sulfonate, a compound of triethanolamine borate and sebacic acid, and lauric acid.
8. The worm gear lubricant as claimed in claim 1, wherein: the demulsifier is one or more of butyl acrylate, copolymer of methyl methacrylate and polyoxypropylene polyoxyethylene acrylate, and polyoxyethylene polyoxypropylene alkylphenol formaldehyde resin.
9. A method for preparing the lubricating oil for the turbine worm as claimed in any one of claims 1 to 8, characterized in that: the method comprises the following steps:
adding polyether base oil, an extreme pressure antiwear agent, an antioxidant, a friction modifier, an antirust agent and a demulsifier into a reaction kettle, mixing and stirring while heating, heating to 110-120 ℃, carrying out vacuum dehydration for 2-3 h when the temperature is raised to 110 ℃, filling nitrogen to supplement pressure to 0.2-0.3 MPa, and cooling with boiled cooling water to 30-40 ℃ to obtain the turbine worm lubricating oil.
CN202111535311.4A 2021-12-15 2021-12-15 Turbine worm lubricating oil and preparation method thereof Pending CN114164035A (en)

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989001964A1 (en) * 1987-08-27 1989-03-09 Toa Nenryo Kogyo Kabushiki Kaisha Gear oil composition
CN1288047A (en) * 2000-09-23 2001-03-21 中国科学院兰州化学物理研究所 Composite additive of lubricating oil for industrial gear turbine
CN102041140A (en) * 2010-01-19 2011-05-04 无锡惠源包装有限公司 Anti-micro pitting gear oil composite additive
CN102875798A (en) * 2012-10-19 2013-01-16 大连广汇科技有限公司 Synthetic method of water insoluble polyether synthetic base oil
CN103194302A (en) * 2013-04-19 2013-07-10 上海禾泰特种润滑技术有限公司 Worm gear oil composition and preparation method thereof
CN103289797A (en) * 2013-06-18 2013-09-11 上海禾泰特种润滑技术有限公司 Worm and gear oil composition and preparation method thereof
CN107312598A (en) * 2017-06-30 2017-11-03 北京雅士科莱恩石油化工有限公司 A kind of overweight load synthetic gear oil of low temperature
CN108587739A (en) * 2017-12-18 2018-09-28 上海摩克润滑油技术有限公司 A kind of synthesis worm and gear lubricating oil

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989001964A1 (en) * 1987-08-27 1989-03-09 Toa Nenryo Kogyo Kabushiki Kaisha Gear oil composition
CN1288047A (en) * 2000-09-23 2001-03-21 中国科学院兰州化学物理研究所 Composite additive of lubricating oil for industrial gear turbine
CN102041140A (en) * 2010-01-19 2011-05-04 无锡惠源包装有限公司 Anti-micro pitting gear oil composite additive
CN102875798A (en) * 2012-10-19 2013-01-16 大连广汇科技有限公司 Synthetic method of water insoluble polyether synthetic base oil
CN103194302A (en) * 2013-04-19 2013-07-10 上海禾泰特种润滑技术有限公司 Worm gear oil composition and preparation method thereof
CN103289797A (en) * 2013-06-18 2013-09-11 上海禾泰特种润滑技术有限公司 Worm and gear oil composition and preparation method thereof
CN107312598A (en) * 2017-06-30 2017-11-03 北京雅士科莱恩石油化工有限公司 A kind of overweight load synthetic gear oil of low temperature
CN108587739A (en) * 2017-12-18 2018-09-28 上海摩克润滑油技术有限公司 A kind of synthesis worm and gear lubricating oil

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