CN112646645A - Lubricating oil composition for bearing, preparation method and application thereof - Google Patents
Lubricating oil composition for bearing, preparation method and application thereof Download PDFInfo
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- CN112646645A CN112646645A CN201910958557.9A CN201910958557A CN112646645A CN 112646645 A CN112646645 A CN 112646645A CN 201910958557 A CN201910958557 A CN 201910958557A CN 112646645 A CN112646645 A CN 112646645A
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- lubricating oil
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- base oil
- bearings
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- 239000010687 lubricating oil Substances 0.000 title claims abstract description 68
- 239000000203 mixture Substances 0.000 title claims abstract description 58
- 238000002360 preparation method Methods 0.000 title abstract description 6
- 239000002199 base oil Substances 0.000 claims abstract description 47
- 239000000654 additive Substances 0.000 claims abstract description 42
- 230000000996 additive effect Effects 0.000 claims abstract description 40
- 239000002131 composite material Substances 0.000 claims abstract description 36
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 31
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 27
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 14
- 229920000058 polyacrylate Polymers 0.000 claims abstract description 11
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 11
- 239000010703 silicon Substances 0.000 claims abstract description 11
- -1 carboxylic acid compound Chemical class 0.000 claims description 15
- 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 8
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 claims description 8
- 235000010354 butylated hydroxytoluene Nutrition 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 8
- 150000002148 esters Chemical class 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 4
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 claims description 2
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 claims description 2
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 claims description 2
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 claims description 2
- 239000005642 Oleic acid Substances 0.000 claims description 2
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 claims description 2
- QTIMEBJTEBWHOB-PMDAXIHYSA-N [3-[(z)-octadec-9-enoyl]oxy-2,2-bis[[(z)-octadec-9-enoyl]oxymethyl]propyl] (z)-octadec-9-enoate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OCC(COC(=O)CCCCCCC\C=C/CCCCCCCC)(COC(=O)CCCCCCC\C=C/CCCCCCCC)COC(=O)CCCCCCC\C=C/CCCCCCCC QTIMEBJTEBWHOB-PMDAXIHYSA-N 0.000 claims description 2
- DKVNPHBNOWQYFE-UHFFFAOYSA-N carbamodithioic acid Chemical compound NC(S)=S DKVNPHBNOWQYFE-UHFFFAOYSA-N 0.000 claims description 2
- 239000012990 dithiocarbamate Substances 0.000 claims description 2
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 claims description 2
- GIWKOZXJDKMGQC-UHFFFAOYSA-L lead(2+);naphthalene-2-carboxylate Chemical compound [Pb+2].C1=CC=CC2=CC(C(=O)[O-])=CC=C21.C1=CC=CC2=CC(C(=O)[O-])=CC=C21 GIWKOZXJDKMGQC-UHFFFAOYSA-L 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 claims description 2
- 239000001384 succinic acid Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 1
- 230000003254 anti-foaming effect Effects 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 238000005303 weighing Methods 0.000 description 6
- 238000005187 foaming Methods 0.000 description 5
- 239000006260 foam Substances 0.000 description 4
- 230000001050 lubricating effect Effects 0.000 description 2
- FJLUATLTXUNBOT-UHFFFAOYSA-N 1-Hexadecylamine Chemical compound CCCCCCCCCCCCCCCCN FJLUATLTXUNBOT-UHFFFAOYSA-N 0.000 description 1
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 239000013556 antirust agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003240 coconut oil Substances 0.000 description 1
- 235000019864 coconut oil Nutrition 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 235000019198 oils Nutrition 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229920013639 polyalphaolefin Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
-
- 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
- C10M2207/024—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings having at least two phenol groups but no condensed ring
-
- 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
- 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
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 discloses a lubricating oil composition for bearings, a preparation method and application thereof, solves the technical problem of poor anti-foaming performance of the lubricating oil composition for bearings in the prior art, and provides a lubricating oil composition for bearings, which comprises the following components in parts by weight: 0.5-2 parts of a composite additive; 0.01-0.5 part of antioxidant; 0.001-0.05 part of an antifoaming agent; 97-98.5 parts of base oil; the anti-foaming agent is polyacrylate mixed silicon, and the preparation method and the technical scheme of the application well solve the problem and are suitable for the processing procedure of the bearing.
Description
Technical Field
The invention relates to a lubricating oil composition for a bearing, a preparation method and application thereof.
Background
The lubricating oil for the bearing is applied to the bearing, and has the effects of lubricating, cooling, resisting pressure, prolonging the service life of the bearing and the like.
Bearing lubricating oil is coated on the surfaces of the workpieces during the machining process so as to reduce friction between the workpieces. The existing bearing lubricating oil, such as Chinese invention patent CN 108441294A, discloses a high-temperature wear-resistant lubricating oil for bearings, which comprises: 88-105% of poly alpha-olefin, 12-17% of alkyl sodium naphthalene sulfonate crude oil pour point depressant, 7-13% of polyacrylate viscosity index improver, 5-11% of cetylamine friction improver, 3-10% of coconut oil fatty diethanol amide anti-corrosion antirust agent and 18-26% of sulfurized isobutylene extreme pressure anti-wear agent, and the foaming resistance is poor, so that in the actual use process, the generated foam can damage an oil film, the friction surface is sintered or worn, the oxidative deterioration of lubricating oil is promoted, the air resistance of a lubricating system can be caused, and the circulation of the lubricating oil is influenced.
Disclosure of Invention
One of the technical problems to be solved by the present invention is to provide a novel lubricating oil composition for bearings, which has good foaming properties. The second technical problem to be solved by the present invention is to provide a use of a lubricating oil composition for bearings corresponding to the first technical problem.
In order to solve the first technical problem, the technical scheme adopted by the invention is as follows:
the lubricating oil composition for the bearing comprises the following components in parts by weight:
0.5-2 parts of a composite additive;
0.01-0.5 part of antioxidant;
0.001-0.05 part of an antifoaming agent;
97-98.5 parts of base oil;
wherein, the antifoaming agent is polyacrylate mixed silicon.
In the above technical solution, preferably, the composite additive comprises, in parts by weight: 20-50 parts of additive base oil, 30-40 parts of organic metal salt, 20-35 parts of synthetic ester and 1-5 parts of carboxylic acid compound, wherein the additive base oil is HVI 75 base oil.
In the above technical solution, preferably, the organic metal salt is at least one of dialkyl dithiocarbamate, dialkyl dithiophosphate, and lead naphthenate.
In the above technical solution, preferably, the synthetic ester is at least one of oleic acid, dodecanedioic acid, trimethylolpropane ester, and pentaerythritol tetraoleate.
In the above technical solution, preferably, the carboxylic acid compound is alkenyl succinic acid.
In the above technical solution, preferably, the antioxidant is at least one selected from 2, 6-di-tert-butyl-p-cresol, hydroquinone, β -phenol or 4, 4-methylene, 2, 6-di-tert-butyl-p-cresol.
In the above technical solution, the density at 20 ℃ is preferably 800kg/m3, and the appearance is colorless transparent liquid.
In the technical scheme, preferably, the base oil is prepared by mixing one or two of HVI type I base oil and HVI type II base oil according to a proportion, and the kinematic viscosity of the base oil at 40 ℃ is 1.5-34 mm2/s。
In order to solve the second technical problem, the technical scheme adopted by the invention is as follows:
the preparation method of the lubricating oil composition for the bearing comprises the following steps: and stirring the required amount of the composite additive, the antioxidant, the antifoaming agent and the base oil at the temperature of 50-80 ℃ for 0.5-2 hours to completely dissolve the composite additive, the antioxidant, the antifoaming agent and the base oil, so as to obtain the lubricating oil composition for the bearing.
In order to solve the third technical problem, the technical scheme adopted by the invention is as follows:
provides an application of the lubricating oil composition for the bearing in the processing procedure of the bearing.
The lubricating oil composition for the bearing is applied to the processing procedure of the bearing, has good anti-foaming performance, and good compatibility of the composite additive and the anti-foaming agent, thereby reducing the generation of foam and ensuring that the lubricating oil circulates more smoothly.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to be limiting.
[ example 1 ]
Embodiment 1 discloses a lubricating oil composition for bearings, which comprises the following components in parts by weight:
1.5 parts of a composite additive;
0.2 part of antioxidant, which comprises the following specific components: 0.2 part of 4, 4-methylene, 2, 6-di-tert-butyl-p-cresol;
0.005 part of an antifoaming agent, which specifically comprises: 0.005 part of polyacrylate mixed silicon;
98.295 parts of base oil, which is specifically: 32.5 parts of HVI Ib150 base oil and 65.795 parts of HVI II-2 base oil.
The obtained lubricating oil composition for bearings had a density of 840kg/m at 20 ℃3The appearance of the transparent liquid is colorless
Data of each component in the composite additive in this example in parts by weight are recorded in table 1, and data of specific each component in the lubricating oil composition for bearings in parts by weight are recorded in table 2.
The method for preparing the lubricating oil composition for bearings of the present example was as follows:
weighing required amounts of the composite additive, the antioxidant, the antifoaming agent and the base oil, heating and stirring at 60 ℃ for 1.5 hours until the composite additive, the antioxidant, the antifoaming agent and the base oil are completely dissolved to obtain the lubricating oil composition for the bearing.
[ example 2 ]
Embodiment 2 discloses a lubricating oil composition for bearings, which comprises the following components in parts by weight:
1.5 parts of a composite additive;
0.2 part of antioxidant, which comprises the following specific components: 0.2 part of 4, 4-methylene, 2, 6-di-tert-butyl-p-cresol;
0.005 part of an antifoaming agent, which specifically comprises: 0.005 part of polyacrylate mixed silicon;
98.295 parts of base oil, which is specifically: 98.295 parts of HVI II-2 base oil.
The obtained lubricating oil composition for bearings had a density of 820kg/m at 20 ℃3Appearance ofIs a colorless transparent liquid
Data of each component in the composite additive in this example in parts by weight are recorded in table 1, and data of specific each component in the lubricating oil composition for bearings in parts by weight are recorded in table 2.
The method for preparing the lubricating oil composition for bearings of the present example was as follows:
weighing required amounts of the composite additive, the antioxidant, the antifoaming agent and the base oil, heating and stirring at 60 ℃ for 1.5 hours until the composite additive, the antioxidant, the antifoaming agent and the base oil are completely dissolved to obtain the lubricating oil composition for the bearing.
[ example 3 ]
Embodiment 3 discloses a lubricating oil composition for bearings, which comprises the following components in parts by weight:
1.5 parts of a composite additive;
0.2 part of antioxidant, which comprises the following specific components: 0.2 part of 4, 4-methylene, 2, 6-di-tert-butyl-p-cresol;
0.005 part of an antifoaming agent, which specifically comprises: 0.005 part of polyacrylate mixed silicon;
98.295 parts of base oil, which is specifically: 98.295 parts of HVI Ib150 base oil.
The obtained lubricating oil composition for bearings had a density of 870kg/m at 20 ℃3The appearance of the transparent liquid is colorless
Data of each component in the composite additive in this example in parts by weight are recorded in table 1, and data of specific each component in the lubricating oil composition for bearings in parts by weight are recorded in table 2.
The method for preparing the lubricating oil composition for bearings of the present example was as follows:
weighing required amounts of the composite additive, the antioxidant, the antifoaming agent and the base oil, heating and stirring at 60 ℃ for 1.5 hours until the composite additive, the antioxidant, the antifoaming agent and the base oil are completely dissolved to obtain the lubricating oil composition for the bearing.
[ example 4 ]
Embodiment 4 discloses a lubricating oil composition for bearings, which comprises the following components in parts by weight:
0.5 part of composite additive;
0.2 part of antioxidant, which comprises the following specific components: 0.1 part of 2, 6-di-tert-butyl-p-cresol and 0.1 part of hydroquinone;
0.005 part of an antifoaming agent, which specifically comprises: 0.005 part of polyacrylate mixed silicon;
98.295 parts of base oil, which is specifically: 32.5 parts of HVI Ib150 base oil and 65.795 parts of HVI II-2 base oil.
The obtained lubricating oil composition for bearings had a density of 840kg/m at 20 ℃3The appearance of the transparent liquid is colorless
Data of each component in the composite additive in this example in parts by weight are recorded in table 1, and data of specific each component in the lubricating oil composition for bearings in parts by weight are recorded in table 2.
The method for preparing the lubricating oil composition for bearings of the present example was as follows:
weighing required amounts of the composite additive, the antioxidant, the antifoaming agent and the base oil, heating and stirring at 60 ℃ for 1.5 hours until the composite additive, the antioxidant, the antifoaming agent and the base oil are completely dissolved to obtain the lubricating oil composition for the bearing.
[ example 5 ]
Embodiment 5 discloses a lubricating oil composition for bearings, comprising the following components in parts by weight:
0.5 part of composite additive;
0.35 part of antioxidant, which comprises the following specific components: 0.35 part of hydroquinone;
0.005 part of an antifoaming agent, which specifically comprises: 0.02 part of polyacrylate mixed silicon;
98.295 parts of base oil, which is specifically: 98.295 parts of HVI II-2 base oil.
The obtained lubricating oil composition for bearings had a density of 820kg/m at 20 ℃3The appearance of the transparent liquid is colorless
Data of each component in the composite additive in this example in parts by weight are recorded in table 1, and data of specific each component in the lubricating oil composition for bearings in parts by weight are recorded in table 2.
The method for preparing the lubricating oil composition for bearings of the present example was as follows:
weighing required amounts of the composite additive, the antioxidant, the antifoaming agent and the base oil, heating and stirring at 60 ℃ for 1.5 hours until the composite additive, the antioxidant, the antifoaming agent and the base oil are completely dissolved to obtain the lubricating oil composition for the bearing.
[ example 6 ]
Embodiment 6 discloses a lubricating oil composition for bearings, comprising the following components in parts by weight:
2 parts of a composite additive;
0.05 part of antioxidant, which comprises the following components in part by weight: 0.05 part of beta-phenol;
0.002 parts of antifoaming agent, specifically: 0.002 part of polyacrylate mixed silicon;
98.295 parts of base oil, which is specifically: 98.295 parts of HVI Ib150 base oil.
The obtained lubricating oil composition for bearings had a density of 870kg/m at 20 ℃3The appearance of the transparent liquid is colorless
Data of each component in the composite additive in this example in parts by weight are recorded in table 1, and data of specific each component in the lubricating oil composition for bearings in parts by weight are recorded in table 2.
The method for preparing the lubricating oil composition for bearings of the present example was as follows:
weighing required amounts of the composite additive, the antioxidant, the antifoaming agent and the base oil, heating and stirring at 60 ℃ for 1.5 hours until the composite additive, the antioxidant, the antifoaming agent and the base oil are completely dissolved to obtain the lubricating oil composition for the bearing.
[ COMPARATIVE EXAMPLES 1 to 3 ]
The data in parts by weight for each component of a certain brand of lubricating oil for bearings is reported in table 2.
The specific materials used in the present invention are as follows:
polyacrylate hybrid silicon, FoamBan 155, was purchased from Gentiansin additives trade of Union (Shanghai).
Non-silicon acrylates, AMH2, were purchased from Basff (China) Inc.
Polysiloxane, Foam Ban 130B, was purchased from allied celebration additives trade (shanghai) ltd.
And (3) block polyether, namely the No. 1 composite antifoaming agent.
The lubricating oils for bearings in examples 1 to 6 and comparative examples 1 to 3 were tested, and the tests specifically used were as follows:
GB/T11143-2008 test method for antirust performance of mineral oil with inhibitor in the presence of water
GB/T12579-2002 method for determining foam characteristics of lubricating oil
The test data for examples 1-6 obtained by the above method are shown in Table 3 below, and the test data for comparative examples 1-3 are shown in Table 4 below.
TABLE 1 data in parts by weight of the individual components in the additive package
TABLE 2 data in parts by weight of specific individual components in lubricating oil compositions for bearings
TABLE 3 test data for examples 1-6
TABLE 4 test data for comparative examples 1-3
As can be seen from the data in tables 3 and 4, the compatibility of the composite additive and the anti-foaming agent is good, and the data of the foaming performance at 24 ℃ is obviously lower than that of comparative examples 1-3, so that the lubricating oil composition for the bearing has good anti-rust foaming performance after combined use, the industrial equipment in the processing procedure of the bearing is ensured not to be rusted during normal operation, the foaming performance of the lubricating oil composition for the bearing is obviously superior to that of comparative examples 1-3, and a good beneficial effect is obtained.
The lubricating oil composition for bearings of the present invention can be applied to the processing step of bearings.
Claims (10)
1. A lubricating oil composition for bearings comprises the following components in parts by weight:
0.5-2 parts of a composite additive;
0.01-0.5 part of antioxidant;
0.001-0.05 part of an antifoaming agent;
97-98.5 parts of base oil;
wherein, the antifoaming agent is polyacrylate mixed silicon.
2. The lubricating oil composition for bearings according to claim 1, wherein:
the composite additive comprises the following components in parts by weight: 20-50 parts of additive base oil, 30-40 parts of organic metal salt, 20-35 parts of synthetic ester and 1-5 parts of carboxylic acid compound, wherein the additive base oil is HVI 75 base oil.
3. The lubricating oil composition for bearings according to claim 2, wherein:
the organic metal salt is at least one of dialkyl dithiocarbamate, dialkyl dithiophosphate and lead naphthenate.
4. The lubricating oil composition for bearings according to claim 2, wherein:
the synthetic ester is at least one of oleic acid, dodecanedioic acid, trimethylolpropane ester and pentaerythritol tetraoleate.
5. The lubricating oil composition for bearings according to claim 2, wherein:
the carboxylic acid compound is alkenyl succinic acid.
6. The lubricating oil composition for bearings according to claim 1, wherein:
the antioxidant is at least one selected from 2, 6-di-tert-butyl-p-cresol, hydroquinone, beta-phenol or 4, 4-methylene, 2, 6-di-tert-butyl-p-cresol.
7. The lubricating oil composition for bearings according to claim 1, wherein:
the density at 20 ℃ is 800kg/m3The appearance is colorless transparent liquid.
8. The lubricating oil composition for bearings according to claim 1, wherein:
the base oil is prepared by blending one or two of HVI type I base oil and HVI type II base oil according to a proportion, and the kinematic viscosity of the base oil at 40 ℃ is 1.5-34 mm2/s。
9. A method for producing a lubricating oil composition for bearings according to any one of claims 1 to 8, comprising the steps of:
and stirring the required amount of the composite additive, the antioxidant, the antifoaming agent and the base oil at the temperature of 50-80 ℃ for 0.5-2 hours to completely dissolve the composite additive, the antioxidant, the antifoaming agent and the base oil, so as to obtain the lubricating oil composition for the bearing.
10. Use of the lubricating oil composition for bearings according to any one of claims 1 to 8 in the working process of bearings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910958557.9A CN112646645A (en) | 2019-10-10 | 2019-10-10 | Lubricating oil composition for bearing, preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910958557.9A CN112646645A (en) | 2019-10-10 | 2019-10-10 | Lubricating oil composition for bearing, preparation method and application thereof |
Publications (1)
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104232271A (en) * | 2014-09-24 | 2014-12-24 | 中国石油化工股份有限公司 | Lubricating oil composition and application thereof |
| CN105296084A (en) * | 2015-10-19 | 2016-02-03 | 中国石油化工股份有限公司 | Rolling mill bearing oil-air lubrication composition and application thereof |
| CN108102774A (en) * | 2017-12-26 | 2018-06-01 | 金雪驰科技（马鞍山）有限公司 | A kind of lubricating oil and its application |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104232271A (en) * | 2014-09-24 | 2014-12-24 | 中国石油化工股份有限公司 | Lubricating oil composition and application thereof |
| CN105296084A (en) * | 2015-10-19 | 2016-02-03 | 中国石油化工股份有限公司 | Rolling mill bearing oil-air lubrication composition and application thereof |
| CN108102774A (en) * | 2017-12-26 | 2018-06-01 | 金雪驰科技（马鞍山）有限公司 | A kind of lubricating oil and its application |
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