CN111518604A - Corrosion-resistant aircraft engine lubricating oil composition and preparation method thereof - Google Patents
Corrosion-resistant aircraft engine lubricating oil composition and preparation method thereof Download PDFInfo
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- CN111518604A CN111518604A CN202010406639.5A CN202010406639A CN111518604A CN 111518604 A CN111518604 A CN 111518604A CN 202010406639 A CN202010406639 A CN 202010406639A CN 111518604 A CN111518604 A CN 111518604A
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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
- C10M169/045—Mixtures of base-materials and additives the additives being a mixture of compounds of unknown or incompletely defined constitution and non-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
- 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
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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
-
- 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
- C10M2223/041—Triaryl phosphates
-
- 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
- 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
- C10M2223/047—Thioderivatives not containing metallic elements
Abstract
The invention provides an anti-corrosion type aircraft engine lubricating oil composition which is prepared from the following raw materials: 100 parts by weight of base oil; 0.5 to 3 parts by weight of diisooctyl diphenylamine; 0.5 to 3 weight portions of N-phenyl-alpha-naphthylamine; 1-5 parts by weight of tricresyl phosphate; 0.01 to 0.2 weight portions of benzotriazole; 0.001 to 0.3 parts by weight of an amine phosphate derivative; 0.001 to 0.4 parts by weight of a phosphorus dihydroxydithiophosphate derivative. Compared with the prior art, the anti-corrosion type aircraft engine lubricating oil composition provided by the invention adopts components with specific contents, better interaction is realized, and the obtained anti-corrosion type aircraft engine lubricating oil composition has excellent anti-corrosion performance and is suitable for sealing and rust prevention of aircraft turbine engines and use of aircraft engines in marine environments.
Description
Technical Field
The invention relates to the technical field of lubricating oil, in particular to an anti-corrosion type aircraft engine lubricating oil composition and a preparation method thereof.
Background
With the high-speed development of aero-engines and the operational requirements of warplanes in various severe environments, lubricating oil with excellent comprehensive properties of high temperature, lubrication, corrosion resistance, extreme pressure abrasion resistance and the like is required. With the rapid development of navy, the requirement on the antirust performance of the aviation lubricating oil is more and more strong. The traditional corrosion-resistant aviation lubricating oil is eliminated in large quantity because of containing barium which is toxic to the environment, and the barium-containing lubricating oil is easy to precipitate to block a lubricating pipeline, so that the traditional corrosion-resistant aviation lubricating oil is forbidden to be used in foreign aviation lubricating oil specifications.
In the prior art, sulfonates and long-chain alkenyl succinic acid are commonly used as typical corrosion inhibitor compositions, but certain metals are corroded, and deposits are increased.
Disclosure of Invention
In view of the above, the present invention aims to provide an anti-corrosion type aircraft engine lubricating oil composition and a preparation method thereof, and the anti-corrosion type aircraft engine lubricating oil composition provided by the present invention has excellent anti-corrosion performance, and is suitable for sealing and rust prevention of aircraft turbine engines and use of aircraft engines in marine environments.
The invention provides an anti-corrosion type aircraft engine lubricating oil composition which is prepared from the following raw materials:
100 parts by weight of base oil;
0.5 to 3 parts by weight of diisooctyl diphenylamine;
0.5 to 3 weight portions of N-phenyl-alpha-naphthylamine;
1-5 parts by weight of tricresyl phosphate;
0.01 to 0.2 weight portions of benzotriazole;
0.001 to 0.3 parts by weight of an amine phosphate derivative;
0.001 to 0.4 parts by weight of a phosphorus dihydroxydithiophosphate derivative.
Preferably, the base oil is a synthetic ester base oil.
Preferably, the corrosion-resistant aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
1 to 3 parts by weight of diisooctyl diphenylamine;
0.8 to 1.8 weight portions of N-phenyl-alpha-naphthylamine;
1.5 to 3 parts by weight of tricresyl phosphate;
0.08 to 0.15 weight portion of benzotriazole;
0.04 to 0.1 part by weight of an amine phosphate derivative;
0.03 to 0.06 parts by weight of a phosphorus dihydroxydithiophosphate derivative.
Preferably, the corrosion-resistant aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
1 part by weight of diisooctyl diphenylamine;
1.1 parts by weight of N-phenyl-alpha-naphthylamine;
1.5 parts by weight of tricresyl phosphate;
0.08 part of benzotriazole;
0.08 part by weight of an amine phosphate derivative;
0.05 part by weight of a phosphorus dihydroxydithiophosphate derivative.
Preferably, the corrosion-resistant aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
1.5 parts by weight of diisooctyl diphenylamine;
0.8 part by weight of N-phenyl-alpha-naphthylamine;
1.5 parts by weight of tricresyl phosphate;
0.08 part of benzotriazole;
0.06 part by weight of an amine phosphate derivative;
0.03 part by weight of phosphorus dihydroxydithiophosphate derivative.
Preferably, the corrosion-resistant aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
1.5 parts by weight of diisooctyl diphenylamine;
1.8 parts by weight of N-phenyl-alpha-naphthylamine;
1.5 parts by weight of tricresyl phosphate;
0.12 part of benzotriazole;
0.04 part by weight of an amine phosphate derivative;
0.03 part by weight of phosphorus dihydroxydithiophosphate derivative.
Preferably, the corrosion-resistant aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
3 parts by weight of diisooctyl diphenylamine;
1 part by weight of N-phenyl-alpha-naphthylamine;
3 parts by weight of tricresyl phosphate;
0.15 part of benzotriazole;
0.1 part by weight of an amine phosphate derivative;
0.05 part by weight of a phosphorus dihydroxydithiophosphate derivative.
Preferably, the corrosion-resistant aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
2 parts by weight of diisooctyl diphenylamine;
1.8 parts by weight of N-phenyl-alpha-naphthylamine;
2.5 parts by weight of tricresyl phosphate;
0.12 part of benzotriazole;
0.05 part by weight of an amine phosphate derivative;
0.06 part by weight of a phosphorus dihydroxydithiophosphate derivative.
Preferably, the corrosion-resistant aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
2 parts by weight of diisooctyl diphenylamine;
1.2 parts by weight of N-phenyl-alpha-naphthylamine;
2 parts by weight of tricresyl phosphate;
0.1 part by weight of benzotriazole;
0.05 part by weight of an amine phosphate derivative;
0.05 part by weight of a phosphorus dihydroxydithiophosphate derivative.
The invention also provides a preparation method of the anti-corrosion type aircraft engine lubricating oil composition, which comprises the following steps:
adding diisooctyl diphenylamine, N-phenyl-alpha-naphthylamine, tricresyl phosphate, benzotriazole, an amine phosphate derivative and a dihydroxy dithiophosphate derivative into base oil, stirring for 1-1.5 h at 85-95 ℃, and filtering to obtain the anti-corrosion aircraft engine lubricating oil composition.
The invention provides an anti-corrosion type aircraft engine lubricating oil composition which is prepared from the following raw materials: 100 parts by weight of base oil; 0.5 to 3 parts by weight of diisooctyl diphenylamine; 0.5 to 3 weight portions of N-phenyl-alpha-naphthylamine; 1-5 parts by weight of tricresyl phosphate; 0.01 to 0.2 weight portions of benzotriazole; 0.001 to 0.3 parts by weight of an amine phosphate derivative; 0.001 to 0.4 parts by weight of a phosphorus dihydroxydithiophosphate derivative. Compared with the prior art, the anti-corrosion type aircraft engine lubricating oil composition provided by the invention adopts components with specific contents, better interaction is realized, and the obtained anti-corrosion type aircraft engine lubricating oil composition has excellent anti-corrosion performance and is suitable for sealing and rust prevention of aircraft turbine engines and use of aircraft engines in marine environments.
In addition, the preparation method provided by the invention is simple, mild in condition and suitable for large-scale industrial production.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments of the present invention, and it should be understood 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 invention provides an anti-corrosion type aircraft engine lubricating oil composition which is prepared from the following raw materials:
100 parts by weight of base oil;
0.5 to 3 parts by weight of diisooctyl diphenylamine;
0.5 to 3 weight portions of N-phenyl-alpha-naphthylamine;
1-5 parts by weight of tricresyl phosphate;
0.01 to 0.2 weight portions of benzotriazole;
0.001 to 0.3 parts by weight of an amine phosphate derivative;
0.001 to 0.4 parts by weight of a phosphorus dihydroxydithiophosphate derivative.
In the present invention, the base oil is preferably a synthetic ester base oil. The sources of the base oil, the diisooctyl diphenylamine, the N-phenyl-alpha-naphthylamine, the tricresyl phosphate, the benzotriazole, the amine phosphate derivative and the phosphorus dihydroxydithiophosphate derivative are not particularly limited in the present invention, and commercially available products well known to those skilled in the art may be used.
In the present invention, the corrosion-preventive aircraft engine lubricating oil composition preferably comprises:
100 parts by weight of base oil;
1 to 3 parts by weight of diisooctyl diphenylamine;
0.8 to 1.8 weight portions of N-phenyl-alpha-naphthylamine;
1.5 to 3 parts by weight of tricresyl phosphate;
0.08 to 0.15 weight portion of benzotriazole;
0.04 to 0.1 part by weight of an amine phosphate derivative;
0.03 to 0.06 parts by weight of a phosphorus dihydroxydithiophosphate derivative.
In a preferred embodiment of the present invention, the corrosion protection type aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
1 part by weight of diisooctyl diphenylamine;
1.1 parts by weight of N-phenyl-alpha-naphthylamine;
1.5 parts by weight of tricresyl phosphate;
0.08 part of benzotriazole;
0.08 part by weight of an amine phosphate derivative;
0.05 part by weight of a phosphorus dihydroxydithiophosphate derivative.
In another preferred embodiment of the present invention, the corrosion protection type aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
1.5 parts by weight of diisooctyl diphenylamine;
0.8 part by weight of N-phenyl-alpha-naphthylamine;
1.5 parts by weight of tricresyl phosphate;
0.08 part of benzotriazole;
0.06 part by weight of an amine phosphate derivative;
0.03 part by weight of phosphorus dihydroxydithiophosphate derivative.
In another preferred embodiment of the present invention, the corrosion protection type aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
1.5 parts by weight of diisooctyl diphenylamine;
1.8 parts by weight of N-phenyl-alpha-naphthylamine;
1.5 parts by weight of tricresyl phosphate;
0.12 part of benzotriazole;
0.04 part by weight of an amine phosphate derivative;
0.03 part by weight of phosphorus dihydroxydithiophosphate derivative.
In another preferred embodiment of the present invention, the corrosion protection type aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
3 parts by weight of diisooctyl diphenylamine;
1 part by weight of N-phenyl-alpha-naphthylamine;
3 parts by weight of tricresyl phosphate;
0.15 part of benzotriazole;
0.1 part by weight of an amine phosphate derivative;
0.05 part by weight of a phosphorus dihydroxydithiophosphate derivative.
In another preferred embodiment of the present invention, the corrosion protection type aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
2 parts by weight of diisooctyl diphenylamine;
1.8 parts by weight of N-phenyl-alpha-naphthylamine;
2.5 parts by weight of tricresyl phosphate;
0.12 part of benzotriazole;
0.05 part by weight of an amine phosphate derivative;
0.06 part by weight of a phosphorus dihydroxydithiophosphate derivative.
In another preferred embodiment of the present invention, the corrosion protection type aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
2 parts by weight of diisooctyl diphenylamine;
1.2 parts by weight of N-phenyl-alpha-naphthylamine;
2 parts by weight of tricresyl phosphate;
0.1 part by weight of benzotriazole;
0.05 part by weight of an amine phosphate derivative;
0.05 part by weight of a phosphorus dihydroxydithiophosphate derivative.
The anti-corrosion type aircraft engine lubricating oil composition provided by the invention adopts components with specific contents, realizes better interaction, has excellent anti-corrosion performance, does not contain metal elements in all components, and is suitable for sealing and rust prevention of aircraft turbine engines and use of aircraft engines in marine environments.
The invention also provides a preparation method of the anti-corrosion type aircraft engine lubricating oil composition, which comprises the following steps:
adding diisooctyl diphenylamine, N-phenyl-alpha-naphthylamine, tricresyl phosphate, benzotriazole, an amine phosphate derivative and a dihydroxy dithiophosphate derivative into base oil, stirring for 1-1.5 h at 85-95 ℃, and filtering to obtain the anti-corrosion aircraft engine lubricating oil composition.
In the present invention, the temperature of the stirring is preferably 90 ℃; the stirring time is preferably 1.2 h.
The preparation method provided by the invention is simple, mild in condition and suitable for large-scale industrial production.
The invention provides an anti-corrosion type aircraft engine lubricating oil composition which is prepared from the following raw materials: 100 parts by weight of base oil; 0.5 to 3 parts by weight of diisooctyl diphenylamine; 0.5 to 3 weight portions of N-phenyl-alpha-naphthylamine; 1-5 parts by weight of tricresyl phosphate; 0.01 to 0.2 weight portions of benzotriazole; 0.001 to 0.3 parts by weight of an amine phosphate derivative; 0.001 to 0.4 parts by weight of a phosphorus dihydroxydithiophosphate derivative. Compared with the prior art, the anti-corrosion type aircraft engine lubricating oil composition provided by the invention adopts components with specific contents, better interaction is realized, and the obtained anti-corrosion type aircraft engine lubricating oil composition has excellent anti-corrosion performance and is suitable for sealing and rust prevention of aircraft turbine engines and use of aircraft engines in marine environments.
In addition, the preparation method provided by the invention is simple, mild in condition and suitable for large-scale industrial production.
To further illustrate the present invention, the following examples are provided for illustration. The raw materials used in the following examples of the present invention are all commercially available products.
Example 1
Taking 100 parts by weight of synthetic ester base oil, adding 1 part by weight of diisooctyl diphenylamine, 1.1 part by weight of N-phenyl-alpha-naphthylamine, 1.5 parts by weight of tricresyl phosphate, 0.08 part by weight of benzotriazole, 0.08 part by weight of amine phosphate derivative and 0.05 part by weight of dihydroxy dithiophosphate derivative, stirring for 1.2 hours at 90 ℃, and filtering to obtain the corrosion-resistant aircraft engine lubricating oil composition.
Example 2
Taking 100 parts by weight of synthetic ester base oil, adding 1.5 parts by weight of diisooctyl diphenylamine, 0.8 part by weight of N-phenyl-alpha-naphthylamine, 1.5 parts by weight of tricresyl phosphate, 0.08 part by weight of benzotriazole, 0.06 part by weight of amine phosphate derivative and 0.03 part by weight of dihydroxy dithiophosphate derivative, stirring for 1.2 hours at 90 ℃, and filtering to obtain the anti-corrosion type aircraft engine lubricating oil composition.
Example 3
Taking 100 parts by weight of synthetic ester base oil, adding 1.5 parts by weight of diisooctyl diphenylamine, 1.8 parts by weight of N-phenyl-alpha-naphthylamine, 1.5 parts by weight of tricresyl phosphate, 0.12 part by weight of benzotriazole, 0.04 part by weight of amine phosphate derivative and 0.03 part by weight of dihydroxy dithiophosphate derivative, stirring for 1.2 hours at 90 ℃, and filtering to obtain the anti-corrosion type aircraft engine lubricating oil composition.
Example 4
Taking 100 parts by weight of synthetic ester base oil, adding 3 parts by weight of diisooctyl diphenylamine, 1 part by weight of N-phenyl-alpha-naphthylamine, 3 parts by weight of tricresyl phosphate, 0.15 part by weight of benzotriazole, 0.1 part by weight of an amine phosphate derivative and 0.05 part by weight of a dihydroxy dithiophosphate derivative, stirring for 1.2 hours at 90 ℃, and filtering to obtain the anti-corrosion aero-engine lubricating oil composition.
Example 5
Taking 100 parts by weight of synthetic ester base oil, adding 2 parts by weight of diisooctyl diphenylamine, 1.8 parts by weight of N-phenyl-alpha-naphthylamine, 2.5 parts by weight of tricresyl phosphate, 0.12 part by weight of benzotriazole, 0.05 part by weight of amine phosphate derivative and 0.06 part by weight of dihydroxy dithiophosphate derivative, stirring for 1.2 hours at 90 ℃, and filtering to obtain the corrosion-resistant aircraft engine lubricating oil composition.
Example 6
Taking 100 parts by weight of synthetic ester base oil, adding 2 parts by weight of diisooctyl diphenylamine, 1.2 parts by weight of N-phenyl-alpha-naphthylamine, 2 parts by weight of tricresyl phosphate, 0.1 part by weight of benzotriazole, 0.05 part by weight of amine phosphate derivative and 0.05 part by weight of dihydroxy dithiophosphate derivative, stirring for 1.2 hours at 90 ℃, and filtering to obtain the anti-corrosion aero-engine lubricating oil composition.
The corrosion performance of the corrosion-resistant aircraft engine lubricating oil compositions provided in examples 1 to 6 was evaluated by the method of "SAE-ARP 4249", and the results are shown in Table 1.
Table 1 results of corrosion performance evaluation of corrosion-resistant aircraft engine lubricating oil compositions provided in examples 1 to 6
| The result of the judgment | |
| Low grade oil | Do not pass through |
| High grade oil | By passing |
| EXAMPLE 1 New oil | By passing |
| Example 1204 ℃ Corrosion and Oxidation test oil | By passing |
| Example 2 New oil | By passing |
| Example 2204 ℃ Corrosion and Oxidation test oil | By passing |
| Example 3 New oil | By passing |
| Example 3204 ℃ Corrosion and Oxidation test oil | By passing |
| Example 4 New oil | By passing |
| Example 4204 ℃ Corrosion and Oxidation test oil | By passing |
| Example 5 New oil | By passing |
| Example 5204 ℃ Corrosion and Oxidation test oil | By passing |
| Example 6 New oil | By passing |
| Example 6204 ℃ oil after Corrosion and Oxidation test | By passing |
As can be seen from table 1, the corrosion-resistant lubricating oil composition for an aircraft engine provided in embodiments 1 to 6 of the present invention has excellent corrosion resistance, and is suitable for use in the sealing and rust prevention of an aircraft turbine engine and in an aircraft engine in a marine environment.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An anti-corrosion type aircraft engine lubricating oil composition is prepared from the following raw materials:
100 parts by weight of base oil;
0.5 to 3 parts by weight of diisooctyl diphenylamine;
0.5 to 3 weight portions of N-phenyl-alpha-naphthylamine;
1-5 parts by weight of tricresyl phosphate;
0.01 to 0.2 weight portions of benzotriazole;
0.001 to 0.3 parts by weight of an amine phosphate derivative;
0.001 to 0.4 parts by weight of a phosphorus dihydroxydithiophosphate derivative.
2. The anti-corrosive aircraft engine lubricating oil composition according to claim 1, wherein the base oil is a synthetic ester base oil.
3. The anti-corrosion aircraft engine lubricating oil composition according to claim 1, wherein the anti-corrosion aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
1 to 3 parts by weight of diisooctyl diphenylamine;
0.8 to 1.8 weight portions of N-phenyl-alpha-naphthylamine;
1.5 to 3 parts by weight of tricresyl phosphate;
0.08 to 0.15 weight portion of benzotriazole;
0.04 to 0.1 part by weight of an amine phosphate derivative;
0.03 to 0.06 parts by weight of a phosphorus dihydroxydithiophosphate derivative.
4. The anti-corrosion aircraft engine lubricating oil composition according to claim 1, wherein the anti-corrosion aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
1 part by weight of diisooctyl diphenylamine;
1.1 parts by weight of N-phenyl-alpha-naphthylamine;
1.5 parts by weight of tricresyl phosphate;
0.08 part of benzotriazole;
0.08 part by weight of an amine phosphate derivative;
0.05 part by weight of a phosphorus dihydroxydithiophosphate derivative.
5. The anti-corrosion aircraft engine lubricating oil composition according to claim 1, wherein the anti-corrosion aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
1.5 parts by weight of diisooctyl diphenylamine;
0.8 part by weight of N-phenyl-alpha-naphthylamine;
1.5 parts by weight of tricresyl phosphate;
0.08 part of benzotriazole;
0.06 part by weight of an amine phosphate derivative;
0.03 part by weight of phosphorus dihydroxydithiophosphate derivative.
6. The anti-corrosion aircraft engine lubricating oil composition according to claim 1, wherein the anti-corrosion aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
1.5 parts by weight of diisooctyl diphenylamine;
1.8 parts by weight of N-phenyl-alpha-naphthylamine;
1.5 parts by weight of tricresyl phosphate;
0.12 part of benzotriazole;
0.04 part by weight of an amine phosphate derivative;
0.03 part by weight of phosphorus dihydroxydithiophosphate derivative.
7. The anti-corrosion aircraft engine lubricating oil composition according to claim 1, wherein the anti-corrosion aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
3 parts by weight of diisooctyl diphenylamine;
1 part by weight of N-phenyl-alpha-naphthylamine;
3 parts by weight of tricresyl phosphate;
0.15 part of benzotriazole;
0.1 part by weight of an amine phosphate derivative;
0.05 part by weight of a phosphorus dihydroxydithiophosphate derivative.
8. The anti-corrosion aircraft engine lubricating oil composition according to claim 1, wherein the anti-corrosion aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
2 parts by weight of diisooctyl diphenylamine;
1.8 parts by weight of N-phenyl-alpha-naphthylamine;
2.5 parts by weight of tricresyl phosphate;
0.12 part of benzotriazole;
0.05 part by weight of an amine phosphate derivative;
0.06 part by weight of a phosphorus dihydroxydithiophosphate derivative.
9. The anti-corrosion aircraft engine lubricating oil composition according to claim 1, wherein the anti-corrosion aircraft engine lubricating oil composition comprises:
100 parts by weight of base oil;
2 parts by weight of diisooctyl diphenylamine;
1.2 parts by weight of N-phenyl-alpha-naphthylamine;
2 parts by weight of tricresyl phosphate;
0.1 part by weight of benzotriazole;
0.05 part by weight of an amine phosphate derivative;
0.05 part by weight of a phosphorus dihydroxydithiophosphate derivative.
10. A method of preparing an anti-corrosive aircraft engine lubricating oil composition according to any one of claims 1 to 9, comprising the steps of:
adding diisooctyl diphenylamine, N-phenyl-alpha-naphthylamine, tricresyl phosphate, benzotriazole, an amine phosphate derivative and a dihydroxy dithiophosphate derivative into base oil, stirring for 1-1.5 h at 85-95 ℃, and filtering to obtain the anti-corrosion aircraft engine lubricating oil composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010406639.5A CN111518604A (en) | 2020-05-14 | 2020-05-14 | Corrosion-resistant aircraft engine lubricating oil composition and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115678652A (en) * | 2022-10-28 | 2023-02-03 | 中国石油化工股份有限公司 | Lubricating oil composition for aircraft engine and preparation method thereof |
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| CN115678652A (en) * | 2022-10-28 | 2023-02-03 | 中国石油化工股份有限公司 | Lubricating oil composition for aircraft engine and preparation method thereof |
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