CN113046157B - High-strength steel plate anti-rust oil and preparation method thereof - Google Patents
High-strength steel plate anti-rust oil and preparation method thereof Download PDFInfo
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- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
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- 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
- C10M2207/125—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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- 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
- C10M2207/129—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of thirty or more carbon atoms
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- 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
- C10M2207/16—Naphthenic acids
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- 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
- C10M2207/282—Esters of (cyclo)aliphatic oolycarboxylic acids
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/104—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing two carbon atoms only
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- C—CHEMISTRY; METALLURGY
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- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/22—Heterocyclic nitrogen compounds
- C10M2215/223—Five-membered rings containing nitrogen and carbon only
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Abstract
The invention discloses high-strength steel plate antirust oil and a preparation method thereof, and relates to the technical field of metal processing. Compared with other schemes in the prior art, the formula is simple, the components are few, the preparation method is relatively simple, and on the basis, the problem of film forming property of the anti-rust oil coating film is creatively adjusted from the aspect of the preparation method through double optimization of the anti-rust oil formula and the preparation method, and the problems of production cost increase and the like caused by the traditional method are avoided.
Description
Technical Field
The invention relates to the technical field of metal processing, in particular to high-strength steel plate antirust oil and a preparation method thereof.
Background
Metal corrosion is one of the main causes of damage to vehicles and mechanical fasteners in national production, and the damage can seriously affect the service life of the vehicles and the machines to cause economic loss, even serious people can cause failure or safety accidents due to the metal corrosion, and the stated safety of users is threatened. At present, methods for reducing the corrosion of the metal are numerous, but the most easy operation, low cost and wide application is to protect the metal fastener by using antirust oil.
The antirust grease is prepared by adding one or more antirust additives (also called oil soluble corrosion inhibitor) and auxiliary additives into the basic components of petroleum, and has the advantages of convenient use, low cost, good effect, simple operation and mass use in the fastener industry.
However, at present, both common antirust oil and high-strength steel plate antirust oil generally have the problems of uneven oil layer on the surface of a coated steel material and flowing and flying, and the problems often cause great oil consumption, environmental pollution, uneven coating thickness and influence on use cost and use effect. Novel devices such as a multi-stage atomizing device and a high-pressure spraying device are often adopted in the industry to overcome the problems, so that the production cost is increased linearly, and different types of anti-rust oil can reach a good film coating effect by using different types of devices. In addition, the industry also adopts a mode of changing the formula of the anti-rust oil to overcome the problems, but when the formula is adjusted to be smaller, a good effect cannot be achieved, and when the formula is adjusted to be larger, the raw materials of a production enterprise are adjusted to be overlarge, so that the production cost is greatly increased from the side.
Disclosure of Invention
In order to solve the problem of coating of the anti-rust oil, the invention provides a technical scheme which mainly starts from the aspect of optimizing a preparation method of the anti-rust oil, and the technical scheme comprises the high-strength steel plate anti-rust oil and the preparation method thereof, which start from different angles and avoid the problems of production cost increase and the like caused by the traditional method. The scheme is as follows:
the invention provides high-strength steel plate antirust oil which comprises base oil, polyethylene glycol monoalkyl ether unsaturated carboxylic ester, oleic acid, an antirust additive, a metal passivator and an antioxidant.
Preferably, the base oil comprises one or more of poly 500SN base oil, 100SN base oil and 150SN base oil.
Preferably, the polyenoic acid comprises one or both of dimerized oleic acid and trimerized oleic acid.
Preferably, the antirust additive comprises one or more than two of zinc naphthenate, dodecenylsuccinic acid monoester and dodecenylsuccinic acid.
Preferably, the metal deactivator comprises benzotriazole.
Preferably, the antioxidant comprises one or two of 6-di-tert-butyl-p-cresol or 2, 6-di-tert-butylphenol.
Preferably, the high-strength steel plate rust preventive oil comprises the following components in parts by weight: 30-60 parts of base oil, 3-7 parts of polyethylene glycol monoalkyl ether unsaturated carboxylic ester, 2-5 parts of oleic acid, 5-10 parts of antirust additive, 0.3-3 parts of metal deactivator and 0.1-1.8 parts of antioxidant.
Secondly, the invention also provides a preparation method of the high-strength steel plate antirust oil, which comprises the following steps:
(1) mixing part of base oil with part of antioxidant, introducing nitrogen, heating and stirring to obtain a mixture A;
(2) taking part of base oil, introducing nitrogen, sequentially adding the oleic acid, the polyethylene glycol monoalkyl ether unsaturated carboxylic ester, part of the metal passivator and part of the antioxidant under the heating and stirring conditions, and continuously heating and stirring to obtain a mixture B;
(3) taking part of base oil, introducing nitrogen, sequentially adding the antirust additive and part of the metal passivator under the heating and stirring conditions, and continuously heating and stirring to obtain a mixture C;
(4) cooling the mixture A, adding the mixture A into the mixture B, adding the mixture C into the mixture B, heating and stirring at constant temperature;
(5) cooling the mixed system obtained in the step (4) to room temperature under the stirring condition, performing ultrasonic treatment, and performing sealed preservation to obtain high-strength steel plate antirust oil;
the total mass in the steps is the respective total mass of each component, and the values are respectively calculated according to the formula of the high-strength steel plate antirust oil.
Preferably, the part of the base oil in step (1) is 20-40% of the total mass of the base oil, and the part of the antioxidant is 20-40% of the total mass of the antioxidant.
Preferably, the part of the base oil in the step (2) is 20-30% of the total mass of the base oil, the part of the metal passivator is 70-90% of the total mass of the metal passivator, and the part of the antioxidant is the antioxidant of the remaining total mass after the step (1).
Preferably, the part of the base oil in the step (3) is the base oil with the residual total mass after the steps (1) and (2); and (3) the partial metal passivator is the metal passivator with the total mass left after the steps (1) and (2).
The total mass is the respective total mass of each component, and the values are respectively calculated according to the formula of the high-strength steel plate antirust oil.
Preferably, the heating and stirring in the step (1) are carried out at the temperature of 60-80 ℃ for 10-30 min.
Preferably, the heating and stirring in the step (2) are carried out at the temperature of 40-60 ℃; and continuously heating and stirring at 40-60 deg.C for 10-30 min.
Preferably, the heating and stirring in the step (3) are carried out at the temperature of 70-80 ℃; and continuously heating and stirring at the temperature of 60-70 ℃ for 10-30 min.
Preferably, the temperature is reduced in the step (4) to 40-60 ℃, and the temperature reduction rate is 5-10 ℃/min; the heating and stirring are carried out at constant temperature, and the temperature is 60-70 ℃.
It should be noted that the main purpose of the ultrasonic treatment in the step (5) is to remove bubbles mixed in during stirring, and does not play a significant role in the uniform dispersion of the rust preventive oil system. The ultrasonic treatment time is 10-120min, and is determined according to the bubble removal condition.
Advantageous effects
The invention has the beneficial effects that:
compared with other schemes in the prior art, the formula of the high-strength steel plate antirust oil provided by the invention is simple and has a plurality of components, the preparation method is relatively simple, and on the basis, the antirust oil formula and the preparation method are doubly optimized, so that the problem of film forming property of an antirust oil coating film is creatively adjusted from the aspect of the preparation method, and the problems of production cost increase and the like caused by the traditional method are avoided.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
The following examples and comparative examples are parallel runs, with the same processing steps and parameters, unless otherwise indicated.
Example 1 a high-strength steel sheet rust preventive oil:
comprises base oil, polyethylene glycol monoalkyl ether unsaturated carboxylic ester, oleic acid, antirust additive, metal deactivator and antioxidant.
The base oil comprises a poly 500SN base oil.
The oleic acid dimer comprises oleic acid dimer.
The rust inhibiting additive includes zinc naphthenate.
The metal deactivator includes benzotriazole.
The antioxidant comprises 6-di-tert-butyl-p-cresol.
The high-strength steel plate antirust oil comprises the following components in parts by weight: 30 parts of base oil, 3 parts of polyethylene glycol monoalkyl ether unsaturated carboxylic ester, 2 parts of oleic acid, 5 parts of antirust additive, 0.3 part of metal deactivator and 0.1 part of antioxidant.
Example 2 high-strength steel sheet rust preventive oil:
comprises base oil, polyethylene glycol monoalkyl ether unsaturated carboxylic ester, oleic acid, antirust additive, metal deactivator and antioxidant.
The base oil comprises a poly 100SN base oil.
The polyoleic acid comprises trimeric oleic acid.
The rust inhibiting additive comprises dodecenylsuccinic acid.
The metal deactivator includes benzotriazole.
The antioxidant comprises 2, 6-di-tert-butylphenol.
The high-strength steel plate antirust oil comprises the following components in parts by weight: 60 parts of base oil, 7 parts of polyethylene glycol monoalkyl ether unsaturated carboxylic ester, 5 parts of oleic acid, 10 parts of antirust additive, 3 parts of metal deactivator and 1.8 parts of antioxidant.
Example 3 a high-strength steel sheet rust preventive oil:
comprises base oil, polyethylene glycol monoalkyl ether unsaturated carboxylic ester, oleic acid, antirust additive, metal deactivator and antioxidant.
The base oil comprises a poly 150SN base oil.
The oleic acid dimer comprises oleic acid dimer.
The rust inhibiting additive comprises dodecenylsuccinic acid monoester.
The metal deactivator includes benzotriazole.
The antioxidant comprises 6-di-tert-butyl-p-cresol.
The high-strength steel plate antirust oil comprises the following components in parts by weight: 50 parts of base oil, 6 parts of polyethylene glycol monoalkyl ether unsaturated carboxylic ester, 3 parts of oleic acid, 8 parts of antirust additive, 1 part of metal deactivator and 1.5 parts of antioxidant.
Example 4 the method for preparing high strength steel sheet rust preventive oil according to example 3, comprising the steps of:
(1) mixing part of base oil with part of antioxidant, introducing nitrogen, heating and stirring to obtain a mixture A;
(2) taking part of base oil, introducing nitrogen, sequentially adding the oleic acid, the polyethylene glycol monoalkyl ether unsaturated carboxylic ester, part of the metal passivator and part of the antioxidant under the heating and stirring conditions, and continuously heating and stirring to obtain a mixture B;
(3) taking part of base oil, introducing nitrogen, sequentially adding the antirust additive and part of the metal passivator under the heating and stirring conditions, and continuously heating and stirring to obtain a mixture C;
(4) cooling the mixture A, adding the mixture A into the mixture B, adding the mixture C into the mixture B, heating and stirring at constant temperature;
(5) cooling the mixed system obtained in the step (4) to room temperature under the stirring condition, performing ultrasonic treatment, and performing sealed preservation to obtain high-strength steel plate antirust oil;
the total mass in the steps is the respective total mass of each component, and the values are respectively calculated according to the formula of the high-strength steel plate antirust oil.
The part of the base oil in the step (1) is 20% of the base oil by mass, and the part of the antioxidant is 20% of the antioxidant by mass.
And (3) the part of base oil in the step (2) is 20% of base oil by total mass, the part of metal passivator is 70% of metal passivator by total mass, and the part of antioxidant is the antioxidant by total mass remained after the step (1).
The part of the base oil in the step (3) is the base oil with the total mass remained after the steps (1) and (2); and (3) the partial metal passivator is the metal passivator with the total mass left after the steps (1) and (2).
The total mass is the respective total mass of each component, and the values are respectively calculated according to the formula of the high-strength steel plate antirust oil.
And (2) heating and stirring at the temperature of 60 ℃ for 10min in the step (1).
Heating and stirring at 40 ℃ in the step (2); and continuously heating and stirring at 40 ℃ for 10 min.
Heating and stirring at the temperature of 70 ℃ in the step (3); and continuously heating and stirring at the temperature of 60 ℃ for 10 min.
Cooling to 40 ℃ in the step (4), wherein the cooling rate is 5-10 ℃/min; the mixture is heated and stirred at a constant temperature, and the temperature is 60 ℃.
And (5) the ultrasonic treatment time is 30 min.
Example 5 the method for preparing high strength steel sheet rust preventive oil according to example 3, comprising the steps of:
(1) mixing part of base oil with part of antioxidant, introducing nitrogen, heating and stirring to obtain a mixture A;
(2) taking part of base oil, introducing nitrogen, sequentially adding the oleic acid, the polyethylene glycol monoalkyl ether unsaturated carboxylic ester, part of the metal passivator and part of the antioxidant under the heating and stirring conditions, and continuously heating and stirring to obtain a mixture B;
(3) taking part of base oil, introducing nitrogen, sequentially adding the antirust additive and part of the metal passivator under the heating and stirring conditions, and continuously heating and stirring to obtain a mixture C;
(4) cooling the mixture A, adding the mixture A into the mixture B, adding the mixture C into the mixture B, heating and stirring at constant temperature;
(5) cooling the mixed system obtained in the step (4) to room temperature under the stirring condition, performing ultrasonic treatment, and performing sealed preservation to obtain high-strength steel plate antirust oil;
the total mass in the steps is the respective total mass of each component, and the values are respectively calculated according to the formula of the high-strength steel plate antirust oil.
The part of the base oil in the step (1) is 40 percent of the base oil by mass, and the part of the antioxidant is 40 percent of the antioxidant by mass.
And (3) the part of base oil in the step (2) is 30% of base oil by total mass, the part of metal passivator is 90% of metal passivator by total mass, and the part of antioxidant is the antioxidant by total mass remained after the step (1).
The part of the base oil in the step (3) is the base oil with the total mass remained after the steps (1) and (2); and (3) the partial metal passivator is the metal passivator with the total mass left after the steps (1) and (2).
The total mass is the respective total mass of each component, and the values are respectively calculated according to the formula of the high-strength steel plate antirust oil.
And (2) heating and stirring at 80 ℃ for 30min in the step (1).
Heating and stirring at 60 ℃ in the step (2); and continuously heating and stirring at the temperature of 60 ℃ for 30 min.
Heating and stirring at 80 ℃ in the step (3); and continuously heating and stirring at the temperature of 70 ℃ for 30 min.
Cooling to 60 ℃ at a cooling rate of 5-10 ℃/min in the step (4); the mixture is heated and stirred at a constant temperature, and the temperature is 70 ℃.
And (5) the ultrasonic treatment time is 120 min.
Example 6 the method for preparing high strength steel sheet rust preventive oil according to example 3, comprising the steps of:
(1) mixing part of base oil with part of antioxidant, introducing nitrogen, heating and stirring to obtain a mixture A;
(2) taking part of base oil, introducing nitrogen, sequentially adding the oleic acid, the polyethylene glycol monoalkyl ether unsaturated carboxylic ester, part of the metal passivator and part of the antioxidant under the heating and stirring conditions, and continuously heating and stirring to obtain a mixture B;
(3) taking part of base oil, introducing nitrogen, sequentially adding the antirust additive and part of the metal passivator under the heating and stirring conditions, and continuously heating and stirring to obtain a mixture C;
(4) cooling the mixture A, adding the mixture A into the mixture B, adding the mixture C into the mixture B, heating and stirring at constant temperature;
(5) cooling the mixed system obtained in the step (4) to room temperature under the stirring condition, performing ultrasonic treatment, and performing sealed preservation to obtain high-strength steel plate antirust oil;
the total mass in the steps is the respective total mass of each component, and the values are respectively calculated according to the formula of the high-strength steel plate antirust oil.
The part of the base oil in the step (1) is 30 percent of the base oil by mass, and the part of the antioxidant is 30 percent of the antioxidant by mass.
And (3) the part of base oil in the step (2) is 25% of base oil by mass, the part of metal passivator is 80% of metal passivator by mass, and the part of antioxidant is the antioxidant by mass left after the step (1).
The part of the base oil in the step (3) is the base oil with the total mass remained after the steps (1) and (2); and (3) the partial metal passivator is the metal passivator with the total mass left after the steps (1) and (2).
The total mass is the respective total mass of each component, and the values are respectively calculated according to the formula of the high-strength steel plate antirust oil.
Heating and stirring at the temperature of 70 ℃ for 20min in the step (1).
Heating and stirring at 50 ℃ in the step (2); and continuously heating and stirring at the temperature of 50 ℃ for 20 min.
Heating and stirring at 75 ℃ in the step (3); and continuously heating and stirring at 65 ℃ for 20 min.
Cooling to 50 ℃ at a cooling rate of 5-10 ℃/min in the step (4); the mixture is heated and stirred at a constant temperature, and the temperature is 65 ℃.
And (5) the ultrasonic treatment time is 60 min.
Comparative example 1 the method for preparing high strength steel sheet rust preventive oil according to example 3, comprising the steps of:
(1) mixing part of base oil with part of antioxidant, introducing nitrogen, heating and stirring to obtain a mixture A;
(2) taking part of base oil, introducing nitrogen, sequentially adding the oleic acid, the polyethylene glycol monoalkyl ether unsaturated carboxylic ester, part of the metal passivator and part of the antioxidant under the heating and stirring conditions, and continuously heating and stirring to obtain a mixture B;
(3) taking part of base oil, introducing nitrogen, sequentially adding the antirust additive and part of the metal passivator under the heating and stirring conditions, and continuously heating and stirring to obtain a mixture C;
(4) adding the mixture A into the mixture B, adding the mixture C into the mixture B, heating and stirring at constant temperature;
(5) cooling the mixed system obtained in the step (4) to room temperature under the stirring condition, performing ultrasonic treatment, and performing sealed preservation to obtain high-strength steel plate antirust oil;
the total mass in the steps is the respective total mass of each component, and the values are respectively calculated according to the formula of the high-strength steel plate antirust oil.
The part of the base oil in the step (1) is 30 percent of the base oil by mass, and the part of the antioxidant is 30 percent of the antioxidant by mass.
And (3) the part of base oil in the step (2) is 25% of base oil by mass, the part of metal passivator is 80% of metal passivator by mass, and the part of antioxidant is the antioxidant by mass left after the step (1).
The part of the base oil in the step (3) is the base oil with the total mass remained after the steps (1) and (2); and (3) the partial metal passivator is the metal passivator with the total mass left after the steps (1) and (2).
The total mass is the respective total mass of each component, and the values are respectively calculated according to the formula of the high-strength steel plate antirust oil.
Heating and stirring at the temperature of 70 ℃ for 20min in the step (1).
Heating and stirring at the temperature of 70 ℃ in the step (2); and continuously heating and stirring at the temperature of 70 ℃ for 20 min.
Heating and stirring at the temperature of 70 ℃ in the step (3); and continuously heating and stirring at the temperature of 70 ℃ for 20 min.
And (4) heating, stirring at constant temperature and 70 ℃.
And (5) the ultrasonic treatment time is 60 min.
Comparative example 2 the method for preparing high-strength steel sheet rust preventive oil according to example 3, comprising the steps of:
(1) mixing base oil with antioxidant, introducing nitrogen, heating and stirring;
(2) adding polyethylene glycol monoalkyl ether unsaturated carboxylic ester, oleic acid and metal deactivator, and continuously heating and stirring;
(3) adding the antirust additive, and continuing heating and stirring;
(4) cooling the mixed system obtained in the step (3) to room temperature under the stirring condition, performing ultrasonic treatment, and performing sealed preservation to obtain high-strength steel plate antirust oil;
heating and stirring at the temperature of 70 ℃ for 20min in the step (1).
And (3) continuing heating and stirring at the temperature of 70 ℃ for 20min in the step (2).
And (3) continuously heating and stirring at the temperature of 70 ℃ for 20 min.
And (4) the ultrasonic treatment time is 60 min.
And (3) verifying the antirust oil effect: the rust preventive oil prepared by the test is verified to have the effect through the following conventional rust preventive oil performance test items
Firstly, testing a coating effect:
the high-strength steel plate antirust oil prepared by all the examples and all the comparative examples is coated on the surface of a steel plate, and the coating process and the film forming effect are observed: compared with the comparative example, the film forming of all the examples is more continuous and smooth, the formed oil film has no leakage point, is lower in viscosity, better in fluidity and better in ductility, and the oil film formed by the comparative example has obvious leakage points, wherein the large-area film breaking occurs after the oil film formed by the comparative example 2 is placed for 30 min.
II, basic performance test: the test method comprises the following steps: the steel plate anti-rust oil product prepared by the test is applied to the surface of a metal product with the same parameters by the same method, and the following tests are carried out on the obtained oil film or the surface of the metal product:
1. kinematic viscosity test: the test was performed according to GB/T11137.
2. Water replacement test: the test was carried out according to SH/T0036.
3. And (3) salt spray testing: the test was carried out according to SH/T0081, the test metal being 10# steel sheet.
4. And (3) lubrication test: the test was carried out according to GB/T3142 (four ball PB lubrication test).
Through comparison of test results, the high-strength steel plate antirust oil prepared in all the embodiments meets the test standards of the test, and the antirust performance and the lubricating performance of the antirust oil obtained in all the embodiments are superior to those of all the comparative examples.
The above contents are as follows: the formula provided by the invention is simple, but the technical effect of the high-strength steel plate rust preventive oil can be equally realized and even surpassed that of a plurality of complex formulas. Wherein, the oleic acid polymer (dimer oleic acid, trimer oleic acid) is matched with polyethylene glycol monoalkyl ether unsaturated carboxylic ester, and provides excellent lubricity only by a single component; the polyethylene glycol monoalkyl ether unsaturated carboxylic ester enables the antirust oil to have better ductility on a high-strength steel plate, so that the antirust oil is easier to form an oil film, and the oil film is uniform and is not easy to break. The preparation method of the anti-rust paint provided by the invention is relatively simple, and the method of treating and mixing step by step can be directly suitable for large-scale industrial production.
While the preferred embodiments and examples of the present invention have been described in detail, the present invention is not limited to the embodiments and examples, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (7)
1. A preparation method of high-strength steel plate antirust oil is characterized by comprising the following steps: the method comprises the following steps:
(1) mixing part of base oil with part of antioxidant, introducing nitrogen, heating and stirring to obtain a mixture A;
(2) taking part of base oil, introducing nitrogen, sequentially adding the oleic acid, the polyethylene glycol monoalkyl ether unsaturated carboxylic ester, part of the metal passivator and part of the antioxidant under the heating and stirring conditions, and continuously heating and stirring to obtain a mixture B;
(3) taking part of base oil, introducing nitrogen, sequentially adding the antirust additive and part of the metal passivator under the heating and stirring conditions, and continuously heating and stirring to obtain a mixture C;
(4) cooling the mixture A, adding the mixture A into the mixture B, adding the mixture C into the mixture B, heating and stirring at constant temperature;
(5) cooling the mixed system obtained in the step (4) to room temperature under the stirring condition, performing ultrasonic treatment, and performing sealed preservation to obtain high-strength steel plate antirust oil;
the high-strength steel plate antirust oil consists of base oil, polyethylene glycol monoalkyl ether unsaturated carboxylic ester, oleic acid, an antirust additive, a metal passivator and an antioxidant; the high-strength steel plate antirust oil comprises the following components in parts by weight: 30-60 parts of base oil, 3-7 parts of polyethylene glycol monoalkyl ether unsaturated carboxylic ester, 2-5 parts of oleic acid, 5-10 parts of antirust additive, 0.3-3 parts of metal deactivator and 0.1-1.8 parts of antioxidant.
2. The method for preparing high strength steel sheet rust preventive oil according to claim 1, characterized in that: the base oil comprises one or more than two of 500SN base oil, 100SN base oil and 150SN base oil; the polyenoic acid comprises one or two of dimerized oleic acid and trimerized oleic acid.
3. The method for preparing high strength steel sheet rust preventive oil according to claim 1, characterized in that: the antirust additive comprises one or more than two of zinc naphthenate, dodecenylsuccinic acid and dodecenylsuccinic acid monoester.
4. The method for preparing high strength steel sheet rust preventive oil according to claim 1, characterized in that: the metal passivator comprises benzotriazole.
5. The method for preparing high strength steel sheet rust preventive oil according to claim 1, characterized in that: the part of the base oil in the step (1) is 20-40% of the base oil by mass, and the part of the antioxidant is 20-40% of the antioxidant by mass; wherein the total mass is the total mass of each component, and the values are respectively calculated according to the formula of the high-strength steel plate antirust oil.
6. The method for preparing high strength steel sheet rust preventive oil according to claim 1, characterized in that: the part of base oil in the step (2) is 20-30% of base oil by mass, the part of metal passivator is 70-90% of metal passivator by mass, and the part of antioxidant is the antioxidant by mass left after the step (1); wherein the total mass is the total mass of each component, and the values are respectively calculated according to the formula of the high-strength steel plate antirust oil.
7. The method for preparing high strength steel sheet rust preventive oil according to claim 1, characterized in that: the part of the base oil in the step (3) is the base oil with the total mass remained after the steps (1) and (2); the partial metal passivator is the metal passivator with the total mass left after the steps (1) and (2); wherein the total mass is the total mass of each component, and the values are respectively calculated according to the formula of the high-strength steel plate antirust oil.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101016497A (en) * | 2007-03-05 | 2007-08-15 | 中国石油化工集团公司 | Electrostatic spraying antirust oil |
| CN102924706A (en) * | 2012-07-05 | 2013-02-13 | 上海多纶化工有限公司 | Preparation method for polyethylene glycol mono alkyl ether unsaturated carboxylic ester |
| CN103215110A (en) * | 2012-12-14 | 2013-07-24 | 靖江恒丰化工有限公司 | Lubricant and antirust oil additive for vehicle steel plate |
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| US5798321A (en) * | 1995-05-23 | 1998-08-25 | Exxon Research And Engineering Company | Rust resistant turbo oils containing monobasic amino phosphates and dicarboxylic acids |
| CN107099362A (en) * | 2017-05-26 | 2017-08-29 | 河南职业技术学院 | A kind of body of a motor car hardware antiseptic oil and preparation technology |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101016497A (en) * | 2007-03-05 | 2007-08-15 | 中国石油化工集团公司 | Electrostatic spraying antirust oil |
| CN102924706A (en) * | 2012-07-05 | 2013-02-13 | 上海多纶化工有限公司 | Preparation method for polyethylene glycol mono alkyl ether unsaturated carboxylic ester |
| CN103215110A (en) * | 2012-12-14 | 2013-07-24 | 靖江恒丰化工有限公司 | Lubricant and antirust oil additive for vehicle steel plate |
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