CN116333798A - Vacuum pump oil additive, vacuum pump oil and vacuum pump - Google Patents
Vacuum pump oil additive, vacuum pump oil and vacuum pump Download PDFInfo
- Publication number
- CN116333798A CN116333798A CN202111595364.5A CN202111595364A CN116333798A CN 116333798 A CN116333798 A CN 116333798A CN 202111595364 A CN202111595364 A CN 202111595364A CN 116333798 A CN116333798 A CN 116333798A
- Authority
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- China
- Prior art keywords
- vacuum pump
- pump oil
- oil additive
- diphenylamine
- oil
- Prior art date
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- 239000000654 additive Substances 0.000 title claims abstract description 66
- 230000000996 additive effect Effects 0.000 title claims abstract description 65
- 239000002608 ionic liquid Substances 0.000 claims abstract description 25
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 11
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 11
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 8
- 239000003112 inhibitor Substances 0.000 claims abstract description 8
- 239000003921 oil Substances 0.000 claims description 130
- 230000007935 neutral effect Effects 0.000 claims description 14
- -1 styryl octyl diphenylamine Chemical compound 0.000 claims description 14
- 229920000570 polyether Polymers 0.000 claims description 11
- DMBHHRLKUKUOEG-UHFFFAOYSA-N N-phenyl aniline Natural products C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 claims description 8
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 claims description 7
- 239000003085 diluting agent Substances 0.000 claims description 7
- 229920000058 polyacrylate Polymers 0.000 claims description 7
- QXIVQIQPZWALGC-UHFFFAOYSA-N 9-methyl-2-phenoxydecanoic acid Chemical compound CC(C)CCCCCCC(Oc1ccccc1)C(O)=O QXIVQIQPZWALGC-UHFFFAOYSA-N 0.000 claims description 6
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 claims description 6
- UUNBFTCKFYBASS-UHFFFAOYSA-N C(CCCCCCC)C=1C(=C(C=CC1)NC1=CC=CC=C1)CCCCCCCC Chemical compound C(CCCCCCC)C=1C(=C(C=CC1)NC1=CC=CC=C1)CCCCCCCC UUNBFTCKFYBASS-UHFFFAOYSA-N 0.000 claims description 6
- 229920000193 polymethacrylate Polymers 0.000 claims description 6
- 239000001384 succinic acid Substances 0.000 claims description 6
- HAQCMCPXROIUEN-UHFFFAOYSA-N N-butyl-2-nonyl-N-phenylaniline Chemical compound C(CCCCCCCC)C1=C(C=CC=C1)N(C1=CC=CC=C1)CCCC HAQCMCPXROIUEN-UHFFFAOYSA-N 0.000 claims description 5
- WERKSKAQRVDLDW-ANOHMWSOSA-N [(2s,3r,4r,5r)-2,3,4,5,6-pentahydroxyhexyl] (z)-octadec-9-enoate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO WERKSKAQRVDLDW-ANOHMWSOSA-N 0.000 claims description 5
- MDWVSAYEQPLWMX-UHFFFAOYSA-N 4,4'-Methylenebis(2,6-di-tert-butylphenol) Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 MDWVSAYEQPLWMX-UHFFFAOYSA-N 0.000 claims description 4
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 4
- 229940008099 dimethicone Drugs 0.000 claims description 4
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 4
- 235000013870 dimethyl polysiloxane Nutrition 0.000 claims description 4
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 4
- QVXGKJYMVLJYCL-UHFFFAOYSA-N 2,3-di(nonyl)-N-phenylaniline Chemical compound C(CCCCCCCC)C=1C(=C(C=CC1)NC1=CC=CC=C1)CCCCCCCCC QVXGKJYMVLJYCL-UHFFFAOYSA-N 0.000 claims description 3
- RMKNTZWZQFIOOB-UHFFFAOYSA-N n-butyl-2-octyl-n-phenylaniline Chemical compound CCCCCCCCC1=CC=CC=C1N(CCCC)C1=CC=CC=C1 RMKNTZWZQFIOOB-UHFFFAOYSA-N 0.000 claims description 3
- CMBRHCVQODXRRS-UHFFFAOYSA-N 4-n-butan-2-ylbenzene-1,4-diamine Chemical compound CCC(C)NC1=CC=C(N)C=C1 CMBRHCVQODXRRS-UHFFFAOYSA-N 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 abstract description 16
- 238000007254 oxidation reaction Methods 0.000 abstract description 16
- 238000005299 abrasion Methods 0.000 abstract description 14
- 238000005260 corrosion Methods 0.000 abstract description 14
- 230000007797 corrosion Effects 0.000 abstract description 14
- 230000007613 environmental effect Effects 0.000 abstract description 11
- 238000007865 diluting Methods 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 16
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 8
- 238000006482 condensation reaction Methods 0.000 description 6
- 239000002199 base oil Substances 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 150000001412 amines Chemical class 0.000 description 3
- 235000010354 butylated hydroxytoluene Nutrition 0.000 description 3
- 125000003700 epoxy group Chemical group 0.000 description 3
- 150000002148 esters Chemical class 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- 150000002191 fatty alcohols Chemical class 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- SNRUBQQJIBEYMU-UHFFFAOYSA-N Dodecane Natural products CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 125000003342 alkenyl group Chemical group 0.000 description 1
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 239000013556 antirust agent Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Classifications
-
- 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
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/02—Hydroxy compounds
- C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
- C10M2207/026—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings with tertiary alkyl groups
-
- 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
- C10M2207/10—Carboxylix acids; Neutral salts thereof
- C10M2207/14—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to carbon atoms of six-membered aromatic rings
- C10M2207/144—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to carbon atoms of six-membered aromatic rings containing hydroxy groups
-
- 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
- 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
-
- 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
-
- 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
- C10M2215/22—Heterocyclic nitrogen compounds
- C10M2215/221—Six-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
- 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
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Lubricants (AREA)
Abstract
The invention provides a vacuum pump oil additive, vacuum pump oil and a vacuum pump. The vacuum pump oil additive comprises the following components in percentage by mass: 5-50% of ionic liquid; 10-50% of antioxidant; 1-20% of rust inhibitor; 0.1-2% of demulsifier; 0.1-2% of an antifoaming agent; diluting the balance of oil; wherein the ionic liquid comprises the structure of formula 1. The vacuum pump oil additive has relatively excellent oxidation resistance, rust resistance, corrosion resistance, abrasion resistance and environmental friendliness.
Description
Technical Field
The invention relates to the technical field of lubricating oil, in particular to a vacuum pump oil additive, vacuum pump oil and a vacuum pump.
Background
Vacuum pumps refer to devices that utilize mechanical, physical, chemical, etc. means to improve, create, and maintain a vacuum in an enclosed space. In recent years, the development of vacuum technology is rapid, and vacuum equipment is in the industrial fields of metallurgical forging, energy chemical industry, food packaging and the like. Therefore, the vacuum pump oil used as a matching of various vacuum pumps is an increasingly new opportunity, and the market of the vacuum pump oil is continuously expanded. The lubrication part of the vacuum pump mainly comprises a stator, a rotor, a shaft seal, a gear and a bearing in a cavity, and has certain requirements on the performances of oxidation resistance, abrasion resistance, rust resistance, corrosion resistance and the like of an oil product.
Although the prior art can improve various properties (such as oxidation resistance, abrasion resistance, rust resistance, corrosion resistance, emulsification resistance, foaming resistance and the like) of the vacuum pump oil to a certain extent, the improvement degree of various properties of the vacuum pump oil is still limited, and various properties of the vacuum pump oil still have room for further improvement, and in particular, the oxidation resistance and the abrasion resistance of the vacuum pump oil need to be further improved. In addition, the vacuum pump oil in the prior art is poor in environmental friendliness. Accordingly, there is a need to provide an additive that can provide vacuum pump oil with more excellent oxidation resistance, abrasion resistance, rust resistance, corrosion resistance, and environmental friendliness.
Disclosure of Invention
The invention provides a vacuum pump oil additive which can ensure that the vacuum pump oil has better oxidation resistance, rust resistance, corrosion resistance, abrasion resistance and environmental friendliness.
The invention provides the vacuum pump oil, which not only has excellent oxidation resistance, rust resistance, abrasion resistance and corrosion resistance, but also has excellent environmental protection performance due to the inclusion of the vacuum pump oil additive.
The invention provides a vacuum pump, which has better corrosion resistance, oxidation resistance and other performances at the positions of gears, bearings and the like due to the inclusion of the vacuum pump oil, and has longer service life and wider application range.
The invention provides a vacuum pump oil additive, which comprises the following components in percentage by mass:
wherein, the ionic liquid comprises the following structures:
wherein n is selected from positive integers from 6 to 14.
The vacuum pump oil additive comprises the following components in percentage by mass:
the vacuum pump oil additive is characterized in that the mass ratio of the antioxidant to the ionic liquid is 1: (0.5-2).
The vacuum pump oil additive as described above, wherein the antioxidant is at least one selected from the group consisting of dioctyl diphenylamine, dinonyl diphenylamine, octylbutyl diphenylamine, nonylbutyl diphenylamine, styryloctyl diphenylamine, α -methylstyrene-based diphenylamine, N '-sec-butyl-p-phenylenediamine, 2, 6-di-t-butyl-p-cresol, and 4,4' -methylenebis (2, 6-di-t-butylphenol).
The vacuum pump oil additive as described above, wherein the rust inhibitor is at least one selected from isononyl phenoxyacetic acid, sorbitol monooleate and alkenyl succinic acid.
The vacuum pump oil additive as described above, wherein the demulsifier is at least one selected from the group consisting of oil-soluble polyethers, amine-ethylene oxide condensates, alkylphenol-ethylene oxide condensates, fatty alcohol-ethylene oxide condensates.
The vacuum pump oil additive as described above, wherein the anti-foaming agent is at least one selected from the group consisting of dimethyl silicone oil, polymethyl methacrylate and polyacrylate.
The vacuum pump oil additive as described above, wherein the diluent oil is an inert neutral oil.
The invention also provides vacuum pump oil, which comprises the vacuum pump oil additive.
The invention also provides a vacuum pump, which comprises the vacuum pump oil.
The invention provides a vacuum pump oil additive, which comprises specific contents of ionic liquid, an antioxidant, an antirust agent, a demulsifier, an antifoaming agent and diluent oil, wherein the ionic liquid comprises a structure shown in a formula 1. Because the ionic liquid composing the vacuum pump oil additive comprises the structure shown in the formula 1, the vacuum pump oil additive has excellent comprehensive performance. It is worth mentioning that the vacuum pump oil additive prepared by using the ionic liquid also has excellent environmental friendliness.
The vacuum pump oil disclosed by the invention has excellent comprehensive performance, good environmental friendliness and wide application prospect due to the inclusion of the vacuum pump oil additive.
The vacuum pump provided by the invention has the advantages that the vacuum pump oil is included, so that the corrosion resistance, the oxidation resistance and the like of the gear, the bearing and other positions of the vacuum pump are better, and the vacuum pump has longer service life and wider application range.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The first aspect of the invention provides a vacuum pump oil additive, which comprises the following components in percentage by mass:
wherein, ionic liquid includes following structure:
wherein n is selected from positive integers from 6 to 14.
The invention is not limited to the specific source of the ionic liquid, and the ionic liquid can be prepared by adopting a preparation method commonly used in the field, and can also be obtained by commercial purchase.
The antioxidant, rust inhibitor, demulsifier, anti-foaming agent and diluent oil are not particularly limited, and can be selected from the antioxidant, rust inhibitor, demulsifier, anti-foaming agent and diluent oil commonly used in the field.
In the present invention, the vacuum pump oil additive includes the structure of formula 1. On the one hand, the main component of the vacuum pump oil additive is the ionic liquid shown in the formula 1, and the ionic liquid has good solubility and can show excellent compatibility when being matched with other components. On the other hand, when the vacuum pump oil additive is used for preparing vacuum pump oil, the oxidation resistance (high rotary oxygen bomb), rust prevention (qualified liquid phase corrosion), corrosion prevention (100 ℃ C., 3h copper sheet corrosion grade is 1 b) and abrasion resistance (gear bearing capacity failure grade is 8) of the vacuum pump oil can be obviously improved, and particularly the oxidation resistance and abrasion resistance of the vacuum pump oil are improved.
It is worth mentioning that the ionic liquid does not contain sulfur and phosphorus, and the ionic liquid can reduce the content of sulfur and phosphorus in the vacuum pump oil additive as much as possible, even the vacuum pump oil additive does not contain sulfur and phosphorus, so that the vacuum pump oil additive has excellent environmental friendliness and is convenient for industrial application.
Further, when the vacuum pump oil additive comprises the following components in percentage by mass:
the vacuum pump oil additive has more excellent comprehensive properties (oxidation resistance, rust resistance, corrosion resistance and abrasion resistance).
In some embodiments of the invention, to further improve the overall performance of the vacuum pump oil additive, the mass ratio of antioxidant to ionic liquid is 1: (0.5-2).
In the invention, the raw materials of the antioxidant, the rust inhibitor, the demulsifier, the anti-foaming agent and the diluent oil can be further selected so as to further improve the compatibility of the raw materials and improve the comprehensive performance and the environmental protection performance of the vacuum pump oil additive.
In some embodiments of the present invention, the antioxidant is selected from at least one of dioctyl diphenylamine, dinonyl diphenylamine, octyl butyl diphenylamine, nonyl butyl diphenylamine, styryl octyl diphenylamine, alpha-methyl styryl diphenylamine, N '-sec-butyl-p-phenylene diamine, 2, 6-di-t-butyl-p-cresol, and 4,4' -methylenebis (2, 6-di-t-butylphenol).
In some embodiments of the present invention, the rust inhibitor is selected from at least one of isononyl phenoxyacetic acid, sorbitol monooleate, and alkenyl succinic acid. When the rust inhibitor is alkenyl succinic acid, the number of carbon atoms in the alkenyl group is 8-16.
In some embodiments of the invention, the demulsifier is selected from at least one of an oil-soluble polyether, an amine-ethylene oxide condensate, an alkylphenol-ethylene oxide condensate, a fatty alcohol-ethylene oxide condensate.
The oil-soluble polyether is not particularly limited in the present invention, and may be selected from those commonly used in the art.
In the present invention, the amine-ethylene oxide condensate refers to a compound formed by a condensation reaction of an amino group in an amino compound and an epoxy group in ethylene oxide. The condensate of alkylphenol and ethylene oxide refers to a compound formed by the condensation reaction of phenolic hydroxyl groups in alkylphenol and epoxy groups in ethylene oxide. The condensate of fatty alcohol and epoxy ethane refers to a compound formed by condensation reaction of hydroxyl groups in fatty alcohol and epoxy groups in epoxy ethane. The amount of the compound involved in the condensation reaction is not limited, and the specific conditions of the condensation reaction are not particularly limited, as long as the condensation reaction described above can occur.
In the present invention, each condensate may also be obtained commercially.
In some embodiments of the present invention, the anti-foaming agent is selected from at least one of dimethicone, polymethylsilicone oil, polymethacrylate, polyacrylate.
In some embodiments of the invention, the diluent oil is an inert neutral oil.
The inert neutral oil is not particularly limited in the present invention, and may be selected from inert neutral oils commonly used in the art, for example, the inert neutral oil may be HVI 150.
The molecular weight of the polymer is not particularly limited in the present invention.
The vacuum pump oil additive in some embodiments of the present invention can be obtained by uniformly mixing the raw materials according to the above-described composition. The order of addition, stirring rate, and mixing temperature of the raw materials are not particularly limited in the present invention.
The vacuum pump oil additive disclosed by the invention has relatively good comprehensive properties (oxidation resistance, rust resistance, corrosion resistance and abrasion resistance) and environmental friendliness, and is simple in preparation process, easy to operate and wide in application range.
In a second aspect, the invention provides a vacuum pump oil comprising the vacuum pump oil additive described above.
According to the invention, a certain amount of vacuum pump oil additive is mixed with the base oil commonly used in the field, so that the vacuum pump oil can be obtained. Because the vacuum pump oil comprises the vacuum pump oil additive, the vacuum pump oil has relatively excellent comprehensive performance (oxidation resistance, rust resistance, corrosion resistance, abrasion resistance) and environmental friendliness, and can be used for the positions of stators, rotors, shaft seals, gears, bearings and the like in various vacuum pump cavities to play a role in lubrication.
A third aspect of the invention provides a vacuum pump comprising a vacuum pump oil as described above.
In the invention, the stator, the rotor, the shaft seal, the gear, the bearing and the like in the vacuum pump cavity contain the vacuum pump oil, so that the vacuum pump oil has longer service life and wide industrial application.
The technical scheme of the invention is further described below by combining specific embodiments.
The ionic liquids in each of the examples and comparative examples have the structural formula 1, which is obtained by commercial purchase;
wherein n is selected from positive integers from 6 to 14.
The inert neutral oil in each of the examples and comparative examples was HVI 150;
alkenyl succinic acid in each of examples and comparative examples was T746;
the oil-soluble polyether in each of the examples and comparative examples was DL32;
the amine and ethylene oxide condensates in the examples and comparative examples were T1001;
the polymethylsilicone oil in each of the examples and comparative examples was T901;
the polymethacrylate in each of the examples and comparative examples was T911;
the polyacrylate in each of the examples and comparative examples was T912;
the group II base oil in each of the examples and comparative examples was HVIH12.
Example 1
The vacuum pump oil of this example was obtained by mixing the vacuum pump oil additives shown in table 1 with a group II base oil:
wherein, based on the total mass of the vacuum pump oil, the mass percentage of the vacuum pump oil additive is 1.5 percent.
TABLE 1
| Name of the name | Mass percent/% |
| Ionic liquid (n=6) | 20 |
| Dioctyl diphenylamine | 40 |
| Isononyl phenoxy acetic acid | 10 |
| Oil-soluble polyethers | 1 |
| Polymethacrylates | 1 |
| Inert neutral oil | 28 |
Example 2
The composition of the vacuum pump oil of this example was substantially the same as that of example 1, except that: the vacuum pump oil additive of example 1 was replaced with the vacuum pump oil additive shown in table 2.
TABLE 2
Example 3
The composition of the vacuum pump oil of this example was substantially the same as that of example 1, except that: the vacuum pump oil additive of example 1 was replaced with the vacuum pump oil additive shown in table 3.
TABLE 3 Table 3
| Name of the name | Mass percent/% |
| Ionic liquid (n=12) | 50 |
| 4,4' -methylenebis (2, 6-di-tert-butylphenol) | 10 |
| Alkenyl succinic acid | 20 |
| Oil-soluble polyethers | 1 |
| Condensate of amine and ethylene oxide | 1 |
| Dimethicone | 2 |
| Inert neutral oil | 16 |
Example 4
The composition of the vacuum pump oil of this example was substantially the same as that of example 1, except that: the vacuum pump oil additive of example 1 was replaced with the vacuum pump oil additive shown in table 4.
TABLE 4 Table 4
Example 5
The composition of the vacuum pump oil of this example was substantially the same as that of example 1, except that: the vacuum pump oil additive of example 1 was replaced with the vacuum pump oil additive shown in table 5.
TABLE 5
| Name of the name | Mass percent/% |
| Ionic liquid (n=9) | 15 |
| Nonylbutyldiphenylamine | 15 |
| 2, 6-Di-tert-butyl-p-cresol | 20 |
| Sorbitol monooleate | 6 |
| Oil-soluble polyethers | 0.5 |
| Polymethylsilicone oil | 0.5 |
| Polyacrylate esters | 0.5 |
| Inert neutral oil | 42.5 |
Example 6
The composition of the vacuum pump oil of this example was substantially the same as that of example 1, except that: the vacuum pump oil additive of example 1 was replaced with the vacuum pump oil additive shown in table 6.
TABLE 6
| Name of the name | Mass percent/% |
| Ionic liquid (n=9) | 30 |
| Nonylbutyldiphenylamine | 15 |
| 2, 6-Di-tert-butyl-p-cresol | 15 |
| Sorbitol monooleate | 6 |
| Oil-soluble polyethers | 0.5 |
| Polymethylsilicone oil | 0.5 |
| Polyacrylate esters | 0.5 |
| Inert neutral oil | 32.5 |
Comparative example 1
The composition of the vacuum pump oil of this comparative example was substantially the same as that of example 1, except that: the vacuum pump oil additive of example 1 was replaced with the vacuum pump oil additive shown in table 7.
TABLE 7
| Name of the name | Mass percent/% |
| Dioctyl diphenylamine | 40 |
| Isononyl phenoxy acetic acid | 10 |
| Oil-soluble polyethers | 1 |
| Polymethacrylates | 1 |
| Inert neutral oil | 48 |
Comparative example 2
The composition of the vacuum pump oil of this comparative example was substantially the same as that of example 2, except that: the vacuum pump oil additive of example 2 was replaced with the vacuum pump oil additive shown in table 8.
TABLE 8
| Name of the name | Mass percent/% |
| Ionic liquid (n=14) | 4 |
| Octyl butyl diphenylamine | 10 |
| 2, 6-Di-tert-butyl-p-cresol | 10 |
| Alkenyl succinic acid | 5 |
| Condensate of amine and ethylene oxide | 0.5 |
| Polyacrylate esters | 0.2 |
| Dimethicone | 0.2 |
| Inert neutral oil | 70.1 |
Comparative example 3
The composition of the vacuum pump oil of this comparative example was substantially the same as that of example 1, except that: the vacuum pump oil additive of example 1 was replaced with the vacuum pump oil additive shown in table 9.
TABLE 9
| Name of the name | Mass percent/% |
| Ionic liquid (n=6) | 3 |
| Dioctyl diphenylamine | 5 |
| Isononyl phenoxy acetic acid | 0.5 |
| Oil-soluble polyethers | 0.05 |
| Polymethacrylates | 0.05 |
| Inert neutral oil | 91.4 |
Characterization of Performance
1. Performance tests were performed on group II base oils and the test results are shown in table 10.
Table 10
| Project | Group II base oils | Test method |
| Kinematic viscosity (40 ℃ C.)/(mm 2 /s) | 107.0 | GB/T 265 |
| Viscosity index | 101 | GB/T 2541 |
| Pour point/. Degree.C | -15 | GB/T 3535 |
| Flash point (open)/DEGC | 278 | GB/T 3536 |
| Acid value/(mgKOH/g) | 0.01 | GB/T 4945 |
| Moisture content/％ | Trace of | GB/T 260 |
2. Performance tests were performed on the vacuum pump oils in examples and comparative examples, and the test results are shown in table 11.
TABLE 11
As can be seen from table 11, the vacuum pump oil prepared in the examples of the present invention has superior oxidation resistance, rust resistance, corrosion resistance and abrasion resistance, and particularly has superior oxidation resistance and abrasion resistance.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (10)
1. The vacuum pump oil additive is characterized by comprising the following components in percentage by mass:
wherein, the ionic liquid comprises the following structures:
wherein n is selected from positive integers from 6 to 14.
2. The vacuum pump oil additive according to claim 1, comprising, in mass percent:
3. the vacuum pump oil additive according to claim 1 or 2, characterized in that the mass ratio of the antioxidant to the ionic liquid is 1: (0.5-2).
4. A vacuum pump oil additive according to any one of claims 1-3, wherein the antioxidant is selected from at least one of dioctyl diphenylamine, dinonyl diphenylamine, octyl butyl diphenylamine, nonyl butyl diphenylamine, styryl octyl diphenylamine, alpha-methyl styryl diphenylamine, N '-sec-butyl-p-phenylenediamine, 2, 6-di-t-butyl-p-cresol, and 4,4' -methylenebis (2, 6-di-t-butylphenol).
5. The vacuum pump oil additive according to any one of claims 1 to 4, wherein the rust inhibitor is selected from at least one of isononyl phenoxyacetic acid, sorbitol monooleate, and alkenyl succinic acid.
6. The vacuum pump oil additive of any of claims 1-5, wherein the demulsifier is selected from at least one of an oil soluble polyether, an amine-ethylene oxide condensate, an alkylphenol-ethylene oxide condensate, a fatty alcohol-ethylene oxide condensate.
7. The vacuum pump oil additive according to any one of claims 1 to 6, wherein the anti-foaming agent is at least one selected from the group consisting of dimethicone, polymethylsilicone oil, polymethacrylate and polyacrylate.
8. The vacuum pump oil additive of any one of claims 1-7, wherein the diluent oil is an inert neutral oil.
9. A vacuum pump oil comprising the vacuum pump oil additive of any one of claims 1-8.
10. A vacuum pump comprising the vacuum pump oil of claim 9.
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| US20170096614A1 (en) * | 2014-03-18 | 2017-04-06 | Council Of Scientific & Industrial Research | Halogen free ionic liquids as lubricant or lubricant additives and a process for the preparation thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101675023A (en) * | 2007-05-05 | 2010-03-17 | 巴斯夫欧洲公司 | Comprise polyether carboxylic acid's root as anion ion liquid, Its Preparation Method And Use |
| CN103060065A (en) * | 2013-01-25 | 2013-04-24 | 苏州惠丰润滑油有限公司 | High-vacuum vacuum pump oil |
| US20170096614A1 (en) * | 2014-03-18 | 2017-04-06 | Council Of Scientific & Industrial Research | Halogen free ionic liquids as lubricant or lubricant additives and a process for the preparation thereof |
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