CN112342072A - Environment-friendly thixotropic antirust oil composition, preparation method and application thereof - Google Patents
Environment-friendly thixotropic antirust oil composition, preparation method and application thereof Download PDFInfo
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- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
- C10M169/04—Mixtures of base-materials and additives
- C10M169/048—Mixtures of base-materials and additives the additives being a mixture of compounds of unknown or incompletely defined constitution, non-macromolecular and macromolecular compounds
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- C10M2207/12—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
- C10M2207/125—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
- C10M2207/126—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids monocarboxylic
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- C10M2207/10—Carboxylix acids; Neutral salts thereof
- C10M2207/12—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
- C10M2207/125—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
- C10M2207/127—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids polycarboxylic
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- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
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- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
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- 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
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Abstract
The invention relates to an environment-friendly thixotropic antirust oil composition, a preparation method and application thereof. Mainly solves the technical problems that the antirust oil film is easy to flow when being coated on the vertical surface of a part in the prior art and the traditional antirust oil contains heavy metal barium salt and is not friendly to the natural environment. The invention provides a novel environment-friendly thixotropic antirust composition which comprises the following components in parts by weight: a) 70-89 parts of base oil; b) 10-20 parts of an oil-soluble sulfonate antirust agent; c) 0.5-5 parts of a thixotropic agent; d) 0.1-5 parts of auxiliary agent and the corresponding technical scheme of the preparation method, and can be used in the occasions with limited use of barium salt antirust agents or in the application of curing antirust oil for inhibiting flowing.
Description
Technical Field
The invention relates to an environment-friendly thixotropic antirust oil composition, a preparation method and application thereof.
Background
With the rapid development of the maritime trade, in the industries of steel, machine tools, hardware and the like, especially when large-scale metal equipment or products are transported at sea under the environments of high temperature, high heat and salt mist, the common antirust oil coated on the surfaces of the parts and the equipment is easy to run off, and the antirust effect is influenced. The thixotropic antirust oil can form a stable oil film on the smooth vertical surface of a large workpiece, so that the flowing loss is reduced, and the thixotropic antirust oil has excellent antirust performance, so that the thixotropic antirust oil is widely applied in the marine transportation process.
The traditional antirust oil contains heavy metal barium salt, because the heavy metal has enrichment property, the heavy metal is difficult to degrade in the environment, the heavy metal can have strong interaction with protein and various enzymes in a human body to cause the inactivation of the heavy metal, and the heavy metal can be enriched in certain organs of the human body to cause the poisoning phenomenon of the human body, so the adverse effect of the heavy metal on human beings can not be effectively eliminated. Along with the progress of society and the development of scientific technology, the environmental protection consciousness of people is strengthened, developed countries such as Europe and America and the like are more and more strict on environmental protection, relevant products of industries such as hardware, machine tools and the like exported to the countries in China are subject to more and more rigorous inspection, and strict environmental protection requirements are provided for auxiliary material matched antirust oil used by the products, so that the development of the environment-friendly thixotropic antirust oil has important practical significance.
The prior art has more types of environment-friendly thixotropic antirust oil. Document CN200810012720.4 discloses an environment-friendly barium-free thixotropic antirust oil, which comprises the following components in parts by weight: 4-25 parts of antirust agent, 0.1-5 parts of thixotropic agent, 0.1-3 parts of antioxidant and 72-94 parts of mineral base oil. CN200910213280.3 discloses an environment-friendly thixotropic antirust oil and a production method thereof, wherein the environment-friendly thixotropic antirust oil comprises the following components in parts by weight: 2-20 parts of barium-free antirust agent, 0.5-5 parts of thixotropic agent, 0.1-5 parts of antioxidant, 0.5-0.5 part of auxiliary agent and 73-96 parts of mineral base oil. CN201310362684.5 discloses an environment-friendly thixotropic antirust oil, which comprises the following components in parts by weight: 5-6 parts of lanolin magnesium, 2-3 parts of hydrogenated castor oil, 2-4 parts of sorbitan fatty acid ester, 1-2 parts of 4, 4-dioctyl diphenylamine, 0.2-0.4 part of beta- (3, 5-di-tert-butyl-4-hydroxyphenyl) n-octadecyl propionate, 2-3 parts of a film-forming additive, 50-60 parts of No. 25 transformer oil and 20-30 parts of No. 50 mechanical oil. CN201410171126.5 discloses an environment-friendly thixotropic antirust oil, which comprises the following components in parts by weight: 5-6 parts of an antirust agent, 0.1-0.3 part of hydroxyethyl pyrrolidone, 1-2 parts of 1-hydroxyethyl-2-oleyl imidazoline, 5-7 parts of calcium dinonylnaphthalene sulfonate, 1-2 parts of organic bentonite, 0.7-1 part of nonylphenol polyoxyethylene ether, 3-4 parts of epoxidized soybean oil, 3-4 parts of decyl primary amine, 800.6-2 parts of Span-2 and 81-90 parts of spindle oil. CN201410544836.8 discloses an environment-friendly thixotropic antirust oil and a preparation method thereof, wherein the environment-friendly thixotropic antirust oil comprises the following components in parts by weight: 5-10 parts of barium-free antirust agent, 1-4 parts of thixotropic agent, 0.2-0.5 part of phenol-based antioxidant, 0.1-0.5 part of aniline-based antioxidant, 0.2-1 part of olefine acid antioxidant, 2-3 parts of film-forming additive, 57-65 parts of paraffin-based base oil, 9-16 parts of naphthenic base oil and 6-11 parts of alkyl high-boiling-point base oil. In addition, CN201410626896.4 discloses a barium-free antirust grease with thixotropy after dilution and a preparation method thereof, and CN201610609463.7 discloses a solvent type thixotropic antirust oil and a preparation method thereof. The literature "development of environment-friendly barium-free thixotropic antirust oil" and the research process and performance characteristics of an environment-friendly thixotropic antirust oil product are described in detail in 2008 national academy of academic discussion of corrosion inhibition and antirust and technical exchange congress text.
In conclusion, the invention provides a novel environment-friendly thixotropic antirust oil composition.
Disclosure of Invention
One of the technical problems to be solved by the invention is that an antirust oil film is easy to flow when being coated on the vertical surface of a part in the prior art, and the traditional antirust oil contains heavy metal barium salt and is not friendly to the natural environment, and provides a novel environment-friendly thixotropic antirust oil composition which does not contain heavy metal barium and has good antirust performance, sagging resistance and cleaned performance. The second technical problem to be solved by the invention is to provide a preparation method of the environment-friendly thixotropic anti-rust oil composition corresponding to the first technical problem. The invention aims to solve the third technical problem and provides the application of the environment-friendly thixotropic antirust composition corresponding to one of the technical problems.
In order to solve one of the above technical problems, the technical scheme adopted by the invention is as follows: the environment-friendly thixotropic antirust oil composition comprises the following components in parts by weight:
a) 70-89 parts of base oil;
b) 10-20 parts of an oil-soluble sulfonate antirust agent;
c) 0.5-5 parts of a thixotropic agent;
d) 0.1-5 parts of an adjuvant;
wherein the base oil is selected from at least one of mineral base oil or synthetic base oil;
the oil-soluble sulfonate antirust agent is selected from at least one of calcium sulfonate, calcium carboxylate, sodium sulfonate or magnesium sulfonate, and barium salt is not included in the oil-soluble sulfonate antirust agent;
the thixotropic agent is at least one selected from thixotropic calcium sulfonate, fumed silica, organic bentonite, attapulgite, polyvinyl alcohol, metal soap, modified hydrogenated castor oil, modified polydiene, aluminum distearate or polyamide wax;
the auxiliary agent is selected from epoxy resin adhesive or a mixture of epoxy resin adhesive and at least one selected from polyoxyethylene ether, pentaerythritol oleate, span 80, oleic acid, benzotriazole derivatives, phenolic antioxidants, isooctyl palmitate, benzotriazole, alkenyl succinic acid, imidazoline derivatives or alkenyl succinate.
In the technical scheme, preferably, the dosage of the base oil is 75-85 parts, the dosage of the oil-soluble sulfonate antirust agent is 12-18 parts, the dosage of the thixotropic agent is 0.5-4 parts, and the dosage of the auxiliary agent is 1-4 parts by weight.
In the above technical solution, preferably, the mineral base oil is selected from at least one of MVI/HVI 60, 70, 75, 100, 125, 150, 250, 350, 400, 500, 650, 750, 90BS, 120BS or 150 BS; the synthetic base oil is selected from at least one of alkylbenzene, polyether or poly alpha-olefin.
In the above technical solution, preferably, the oil-soluble sulfonate antirust agent is at least one selected from medium-base-number calcium petroleum sulfonate, magnesium petroleum sulfonate, sodium petroleum sulfonate, medium-base-number synthetic calcium sulfonate, neutral calcium dinonylnaphthalenesulfonate, calcium dinonylnaphthalenesulfonate complex, calcium dinonylnaphthalenesulfonate-carboxylate complex, and calcium sulfonate-carboxylate complex.
In the above technical solution, preferably, the thixotropic agent is at least one selected from thixotropic calcium sulfonate, fumed silica, modified hydrogenated castor oil, modified polydiene, and polyamide wax.
In the above technical solution, preferably, the adjuvant is selected from epoxy resin adhesives or a mixture of epoxy resin adhesives and at least one selected from pentaerythritol oleate, span 80, oleic acid, benzotriazole derivatives, alkenyl succinic acid, imidazoline derivatives or alkenyl succinic acid esters.
In the above technical solution, preferably, the modified hydrogenated castor oil is at least one selected from PEG-40 hydrogenated castor oil or PEG-60 hydrogenated castor oil.
In the above technical solution, preferably, the epoxy resin adhesive is at least one selected from hydrogenated bisphenol a epoxy resin and bisphenol F epoxy resin.
To solve the second technical problem, the invention adopts the following technical scheme:
the preparation method of the environment-friendly thixotropic antirust oil composition comprises the following steps: adding the base oil into a reaction kettle with a stirrer, heating to 70-80 ℃, and starting stirring; and sequentially adding an oil-soluble sulfonate antirust agent, an auxiliary agent and a thixotropic agent, stirring for 3-4 hours at a constant temperature of 60-70 ℃, cooling to below 40 ℃, and filtering in a 10-micron bag to obtain the environment-friendly thixotropic antirust oil composition.
In order to solve the third technical problem, the technical scheme adopted by the invention is as follows:
the environment-friendly thixotropic antirust oil composition is applied to occasions with limited use of barium salt antirust agents or in flow inhibition of solidified antirust oil.
The environment-friendly thixotropic antirust oil composition has the characteristic that the thixotropic agent and the epoxy resin adhesive are well compatible and are mixed to form a blending structure, so that the product curing performance is improved, and after multiple tests, the prepared antirust oil does not generate the condition of oil product flowing, has better antirust salt spray resistance (3 times higher than the performance prepared by the CN200910213280.3 method), has excellent humidity and heat resistance, and obtains better technical effects.
The invention is further illustrated by the following examples.
Detailed Description
[ examples 1 to 6 ]
Adding base oil into a blending kettle according to the weight parts in the table 1, heating and stirring at 70-80 ℃, then sequentially adding an oil-soluble sulfonate antirust agent, an auxiliary agent and a thixotropic agent, stirring at a constant temperature of 60-70 ℃ for 3-4 hours at a high speed, cooling to below 40 ℃, and filtering in a 10-micron bag to obtain the environment-friendly thixotropic antirust oil composition, wherein the performance detection data are shown in table 2.
Comparative example 1
According to the method disclosed in the document CN200910213280.3, 73-96 parts of base oil is added into a reaction kettle, the mixture is heated and stirred, 2-20 parts of barium-free antirust agent is added, the mixture is heated and stirred to 100-120 ℃ for dehydration, 0.5-5 parts of thixotropic agent, 0.5-5 parts of auxiliary agent and 0.1-5 parts of antioxidant are added when the temperature is cooled to be below 80 ℃, the mixture is stirred and fully dissolved, and the mixture is filtered by 1 mu m, so that the environment-friendly thixotropic antirust oil is obtained, wherein the performance detection data of the environment-friendly thixotropic antirust oil is shown in Table 2.
Wherein the base oil is 87% neutral mineral oil. 5 percent of petroleum sodium sulfonate and 5 percent of calcium dinonylnaphthalenesulfonate as antirust agents, 0.5 percent of aluminum distearate as thixotropic agents, 2 percent of alkylphenol polyoxyethylene ether as auxiliary agents and 0.5 percent of 2, 6-di-tert-butyl-p-cresol as antioxidant.
TABLE 1 raw material parts by weight of each component in examples 1-6
Table 2 data for performance testing of examples 1-6 and comparative example 1
As can be seen from the above table, the rust-proof effects of examples 1-6 adopted in this patent are 3 times of the salt spray resistance of comparative example 1, and the damp-heat resistance is also better than that of comparative example 1, so that this patent achieves better technical effects.
Claims (10)
1. The environment-friendly thixotropic antirust oil composition comprises the following components in parts by weight:
a) 70-89 parts of base oil;
b) 10-20 parts of an oil-soluble sulfonate antirust agent;
c) 0.5-5 parts of a thixotropic agent;
d) 0.1-5 parts of an adjuvant;
wherein the base oil is selected from at least one of mineral base oil or synthetic base oil;
the oil-soluble sulfonate antirust agent is selected from at least one of calcium sulfonate, calcium carboxylate, sodium sulfonate or magnesium sulfonate, and barium salt is not included in the oil-soluble sulfonate antirust agent;
the thixotropic agent is at least one selected from thixotropic calcium sulfonate, fumed silica, organic bentonite, attapulgite, polyvinyl alcohol, metal soap, modified hydrogenated castor oil, modified polydiene, aluminum distearate or polyamide wax;
the auxiliary agent is selected from epoxy resin adhesive or a mixture of epoxy resin adhesive and at least one selected from polyoxyethylene ether, pentaerythritol oleate, span 80, oleic acid, benzotriazole derivatives, phenolic antioxidants, isooctyl palmitate, benzotriazole, alkenyl succinic acid, imidazoline derivatives or alkenyl succinate.
2. The environment-friendly thixotropic antirust oil composition as claimed in claim 1, wherein the composition comprises, by weight, 75 to 85 parts of base oil, 12 to 18 parts of oil-soluble sulfonate antirust agent, 0.5 to 4 parts of thixotropic agent and 1 to 4 parts of auxiliary agent.
3. The environment-friendly thixotropic rust preventative oil composition according to claim 1, wherein the mineral base oil is selected from at least one of MVI/HVI 60, 70, 75, 100, 125, 150, 250, 350, 400, 500, 650, 750, 90BS, 120BS or 150 BS; the synthetic base oil is selected from at least one of alkylbenzene, polyether or poly alpha-olefin.
4. The environment-friendly thixotropic rust preventive oil composition as claimed in claim 1, wherein the oil-soluble sulfonate rust preventive agent is at least one selected from the group consisting of medium-base-number calcium petroleum sulfonate, magnesium petroleum sulfonate, sodium petroleum sulfonate, medium-base-number synthetic calcium sulfonate, neutral calcium dinonylnaphthalenesulfonate, calcium dinonylnaphthalenesulfonate complex, calcium dinonylnaphthalenesulfonate-carboxylate complex, and calcium sulfonate-carboxylate complex.
5. The environment-friendly thixotropic rust preventive oil composition according to claim 1, wherein the thixotropic agent is at least one selected from thixotropic calcium sulfonate, fumed silica, modified hydrogenated castor oil, modified polydiene and polyamide wax.
6. The environment-friendly thixotropic rust preventive oil composition according to claim 1, wherein the adjuvant is selected from the group consisting of epoxy resin binders and mixtures of at least one selected from the group consisting of pentaerythritol oleate, span 80, oleic acid, benzotriazole derivatives, alkenyl succinic acids, imidazoline derivatives and alkenyl succinic acid esters.
7. The environment-friendly thixotropic rust preventive oil composition according to claims 1 and 5, wherein the modified hydrogenated castor oil is at least one selected from the group consisting of PEG-40 hydrogenated castor oil and PEG-60 hydrogenated castor oil.
8. The environment-friendly thixotropic rust preventive oil composition according to claims 1 and 6, wherein the epoxy resin binder is at least one selected from a hydrogenated bisphenol A type epoxy resin or a bisphenol F type epoxy resin.
9. A method for preparing the environment-friendly thixotropic antirust oil composition as set forth in claim 1, which comprises the following steps: adding the base oil into a reaction kettle with a stirrer, heating to 70-80 ℃, and starting stirring; and sequentially adding an oil-soluble sulfonate antirust agent, an auxiliary agent and a thixotropic agent, stirring for 3-4 hours at a constant temperature of 60-70 ℃, cooling to below 40 ℃, and filtering in a 10-micron bag to obtain the environment-friendly thixotropic antirust oil composition.
10. An application of the environment-friendly thixotropic antirust oil composition as defined in claim 1 in the places with limited use of barium salt antirust agents or in the flow inhibition of solidified antirust oil.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115305131A (en) * | 2021-05-08 | 2022-11-08 | 中国石油化工股份有限公司 | Environment-friendly diesel engine fuel injection pump calibration oil composition and preparation method and application thereof |
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