CN111040827B - Organic carboxylic acid compound, preparation method and steel plate water-based processing fluid - Google Patents

Organic carboxylic acid compound, preparation method and steel plate water-based processing fluid Download PDF

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CN111040827B
CN111040827B CN201911272132.9A CN201911272132A CN111040827B CN 111040827 B CN111040827 B CN 111040827B CN 201911272132 A CN201911272132 A CN 201911272132A CN 111040827 B CN111040827 B CN 111040827B
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organic
carboxylic acid
organic carboxylic
steel plate
acid compound
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CN111040827A (en
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朱涛
姚灏赟
范成力
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Francool Lubricating Technology Taicang Co ltd
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    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M163/00Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/10Carboxylix acids; Neutral salts thereof
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2207/00Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/10Carboxylix acids; Neutral salts thereof
    • C10M2207/12Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2207/125Carboxylix 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
    • C10M2207/127Carboxylix 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
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2215/00Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/08Amides

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Lubricants (AREA)

Abstract

The invention provides an organic carboxylic acid compound agent, which is prepared from the following raw materials in parts by weight: 20-25% of organic fatty dicarboxylic acid C10-C12; 40-45% of organic heterocyclic tricarboxylic acid; 30-35% of organic acyl amino acid. The invention also provides a preparation method of the organic carboxylic acid compound agent and a steel plate water-based processing fluid adopting the organic carboxylic acid compound agent. The invention has the following advantages: the antirust property is excellent, and long-acting antirust and anticorrosion are provided; excellent detergency and no tendency to form sticky residue; ideal hard water resistance and strong water quality adaptability; the foam is low, and the using liquid can not generate a large amount of foam; environmental protection, low toxicity and excellent biodegradability.

Description

Organic carboxylic acid compound, preparation method and steel plate water-based processing fluid
Technical Field
The invention relates to the field of steel plate water-based processing fluids, in particular to an organic carboxylic acid compound, a preparation method and a steel plate water-based processing fluid.
Background
Steel plays an important role in modern life, is an important raw material for production and life, and is an important support for national economy. At present, the steel production capacity of China is high, and steel plates are easy to corrode and rust due to contact with moisture and oxygen in air and electrolyte in a processing medium in the processes of processing, placing, transporting and stacking, so that the quality of products is affected, and economic loss is caused. Therefore, the research significance of the rust prevention technology is profound.
The steel plate water-based processing fluid mainly comprises a flattening fluid, a pipe manufacturing fluid and a grinding fluid. In the process of processing the steel plate, the water-based processing fluid for the steel plate is prepared into a diluent with water for use, and mainly plays roles in lubricating, cooling, cleaning and preventing rust.
The currently used steel plate water-based processing liquid generally consists of an antirust agent, a pH regulator, a metal corrosion inhibitor, an antibacterial additive, a lubricating additive, a hard water resistant additive, a settling agent, water and the like. Current rust inhibiting additives are chromates, silicates, nitrites, borates, esters, and the like. Chromate has been banned for a long time because it has been well rust-proof, but easily fails, and is harmful to humans and the environment. The silicate has limited antirust effect and is easy to scale after a long time. Nitrite has good rust resistance, but is easy to crystallize and separate out to form white spots, is a carcinogenic substance and is harmful to human bodies, and gradually exits from industrial production.
Disclosure of Invention
Therefore, the invention provides an organic carboxylic acid compound, a preparation method and a steel plate water-based processing liquid, and aims to solve the problems of unsatisfactory rust resistance, insecurity and environmental protection of the steel plate water-based processing liquid in the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that:
on one hand, the invention provides an organic carboxylic acid compound agent, which is prepared from the following raw materials in parts by weight:
20-25% of organic aliphatic dicarboxylic acid C10-C12;
40-45% of organic heterocyclic tricarboxylic acid;
30-35% of organic acyl amino acid.
Further, the organic carboxylic acid compound agent is prepared from the following raw materials in parts by weight:
organic fatty dicarboxylic acid C10-C12-24%;
43-45% of organic heterocyclic tricarboxylic acid;
32-34% of organic acyl amino acid.
Further, the organic carboxylic acid compound agent is prepared from the following raw materials in parts by weight:
organic fatty dicarboxylic acid C10-C12.22%;
44.44% of organic heterocyclic tricarboxylic acid;
33.34 percent of organic acyl amino acid.
Furthermore, the organic aliphatic dicarboxylic acid has a C10-C12 trademark of DDDA.
Further, the organic heterocyclic tricarboxylic acid is under the designation L190.
Further, the organic acylamino acid described above was named NEUF 585.
In another aspect, the present invention provides a method for preparing an organic carboxylic acid compound, comprising the following steps:
1) Preparing materials according to the components and the proportion thereof;
2) And (4) uniformly stirring all the materials to obtain the product.
In another aspect, the invention provides a steel plate water-based processing fluid, which is prepared from the following raw materials in parts by weight:
90% -92% of flattening liquid or tube-making liquid;
8 to 10 percent of the organic carboxylic acid compound agent.
According to the organic carboxylic acid compound agent, the preparation method and the steel plate water-based processing liquid, provided by the invention, the rust resistance of the using liquid is mainly researched, and the effect of compounding a plurality of additives is found, and the foam effect is far better than that of one additive in terms of rust resistance and hard water resistance; in addition, the addition amount of the compounded additive package is less than that of a single additive, so that the cost is relatively reduced; in addition, the additive in the additive package is biodegradable and environment-friendly.
Therefore, compared with the prior art, the invention has the following advantages:
1) The antirust property is excellent, and long-acting antirust and anticorrosion are provided;
2) Excellent in detergency and free from the tendency to form a sticky residue
3) Ideal hard water resistance and strong water quality adaptability;
4) The foam is low, and the using liquid does not generate a large amount of foam;
5) Environmental protection, low toxicity and excellent biodegradability.
Detailed Description
The magnesium alloy highlight liquid provided by the embodiment contains the following raw materials: the corrosion inhibitor comprises a metal corrosion inhibitor, benzotriazole, potassium hydroxide, an ether carboxylic acid compound, a composite corrosion inhibitor, glycerol, isomeric tridecanol polyoxyethylene ether, guerbet alcohol and water.
Basic information of the chemical additives involved:
chemical components of DDDA: dodecanedioic acid; active matter content: about 99.7%; as an organic rust inhibitor, it is widely used instead of an inorganic rust inhibitor. Can achieve excellent antirust effect under the conditions of low concentration, no toxicity, biodegradability and the like.
L190 chemical composition: an organic heterocyclic tricarboxylic acid; active matter content: about 65%; the antirust paint has the advantages of excellent antirust effect, excellent water solubility, good hard water resistance, small foam, difficult formation of jelly, environmental protection and harmlessness;
NEUF585 chemical composition: organic acyl amino acids; active matter content: more than or equal to 96.5 percent; (ii) a
DC-11 chemical composition: undecanedioic acid; active matter content: about 99.7%; as an organic rust inhibitor, it is widely used instead of an inorganic rust inhibitor. Can achieve excellent antirust effect under the conditions of low concentration, no toxicity, biodegradability and the like.
Sinocor TAT 736 chemical composition: an organic heterocyclic tricarboxylic acid; active matter content: about 65%; high-efficiency rust prevention, no formation of a colloidal film, low foam and hard water resistance of up to 2000ppm;
SINOCOR AA750 chemical composition: organic acyl amino acids; active matter content: not less than 75%, when the pH value is more than 8, the antirust agent is very effective to the rust prevention of the ferrous metal, is easy to use and dissolve, does not generate dust, and is tasteless; after volatilization, no viscous residue is left, and low foam is generated;
the molecular formula of sodium nitrite is as follows: naNO2; sodium nitrite is an anode type antirust agent, can form a passive extremely thin compact oxidation film on the surface of metal, prevents ionization of the metal, inhibits corrosion of electrochemical anode reaction, slows down corrosion of the metal, and needs to reach a certain concentration and pH value in water, wherein the concentration is about 5 percent and the pH value is 8-10.
Experiments show that the effect of the three additives after compounding is optimal, and the compounding proportion is as follows: 22.22 percent of organic aliphatic dicarboxylic acid (C10-C12) with the mark of DDDA; 44.44 percent of organic heterocyclic tricarboxylic acid with the trade name of L190; 33.34% of organic acylamino acid with the trade name NEUF 585;
the following other proportions can also be adopted:
20 to 25 percent of organic aliphatic dicarboxylic acid (C10-C12);
40 to 45 percent of organic heterocyclic tricarboxylic acid;
30-35% of organic acyl amino acid;
1 part of DDDA,2 parts of L190 and 1.5 parts of NEUF585 are uniformly stirred and combined into an organic carboxylic acid compound package I.
The first embodiment is as follows:
taking a common steel plate water-based processing fluid A, sample I: adding 8% of DDDA into the steel plate water-based processing fluid A; sample two: adding 8% of organic carboxylic acid into the steel plate water-based processing fluid A to prepare a first coating. Two samples were obtained for comparison and the experimental data are given in the following table:
Figure BDA0002313766640000041
and (3) comparing the results: the result shows that when the single organic carboxylic acid is added into the steel plate water-based processing liquid A, the rust prevention effect is not as good as that of the organic carboxylic acid compound package, hard water resistance is also deviated, and foam is also larger.
Example two:
taking the same common steel plate water-based processing liquid A, sample III: adding 10% of L190 into the steel plate water-based processing fluid A; sample four: adding 10% of organic carboxylic acid into the steel plate water-based processing fluid A to prepare a first compound. Two samples were obtained for comparison and the experimental data are given in the following table:
Figure BDA0002313766640000051
and (4) comparing results: the result shows that when the single organic carboxylic acid is added into the steel plate water-based processing liquid A, the rust prevention effect is not as good as that of the organic carboxylic acid complex, and the hard water of L190 is improved.
Example three:
taking the same type of common steel plate water-based processing liquid A, and taking a fifth sample: adding 5% of L190 and 5% of NEUF585 into the steel plate water-based processing fluid A; sample four: adding 10% of organic carboxylic acid into the steel plate water-based processing fluid A to prepare a first compound. Two samples were obtained for comparison and the experimental data are given in the following table:
Figure BDA0002313766640000052
and (3) comparing the results: the result shows that the effect is good without adding the organic carboxylic acid into the cutting fluid after compounding the two organic carboxylic acids.
Example four:
taking a common steel plate water-based processing liquid A, sample six: adding 8% of DC-11 into the steel plate water-based processing fluid A; sample two: adding 8% of organic carboxylic acid into the steel plate water-based processing fluid A to prepare a first coating. Two samples were obtained for comparison and the experimental data are given in the following table:
Figure BDA0002313766640000061
and (3) comparing the results: the result shows that when the single organic carboxylic acid is added into the steel plate water-based processing liquid A, the rust prevention effect is not as good as that of the organic carboxylic acid compound package, hard water resistance is also deviated, and foam is also larger.
Example five:
1 part of SINOCOR TAT 736,1.5 parts of SINOCOR AA750 by weight of DC-11,2 parts of SINOCOR AA 3242 parts of the mixture is uniformly stirred to form an organic carboxylic acid compound bag II. Taking the same type of common steel plate water-based processing liquid A, sample seven: adding 10% of organic carboxylic acid into the steel plate water-based processing liquid to compound a second packet; sample four: adding 10% of organic carboxylic acid into the steel plate water-based processing fluid A to prepare a first compound. Two samples were obtained for comparison and the experimental data are given in the following table:
Figure BDA0002313766640000062
and (3) comparing the results: the results show that different organic carboxylic acid compound packages in the same proportion are put into the steel plate water-based processing liquid A in the same amount, and the experimental results show that the organic carboxylic acid compound package has the best effect.
Example six:
1.5 parts of DDDA,2 parts of L190 and 1 part of NEUF585 are uniformly stirred to form an organic carboxylic acid compound package III. Taking the same type of common steel plate water-based processing liquid A, and taking a sample eight: adding 10% of organic carboxylic acid into the steel plate water-based processing liquid to compound a third bag; sample four: adding 10% of organic carboxylic acid into the steel plate water-based processing fluid A to prepare a first compound. Two samples were obtained for comparison and the experimental data are given in the following table:
Figure BDA0002313766640000063
Figure BDA0002313766640000071
and (3) comparing the results: the organic carboxylic acid compound bags with the same organic carboxylic acid and different proportions are put into the steel plate water-based processing fluid A in equal quantity, and experimental results show that the organic carboxylic acid compound bag has the best effect.
Example seven:
taking a common steel plate water-based processing fluid A, sample nine: adding 8% of sodium nitrite into the steel plate water-based processing fluid A; sample two: 8% of ether carboxylic acid is added into the steel plate water-based processing fluid A to prepare a first package. Two samples were obtained for comparison and the experimental data are given in the following table:
Figure BDA0002313766640000072
and (4) comparing results: the sodium nitrite is added into the steel plate water-based processing liquid, so that the antirust performance is improved to a certain extent, but the effect is good without organic carboxylic acid. And the sodium nitrite has a weak and lasting antirust effect, is easy to generate spots, is practical carcinogenic, is harmful to the environment and personnel, and shows that the organic carboxylic acid compound package has a good effect.
According to the organic carboxylic acid compound agent of the steel plate water-based machining liquid, the preparation method and the steel plate water-based machining liquid, provided by the invention, the rust resistance of the use liquid is mainly researched, and the effect of compounding a plurality of additives is found, and the foam effect is far better than that of one additive in both rust resistance and hard water resistance; in addition, the addition amount of the compounded additive package is less than that of a single additive, so that the cost is relatively reduced; in addition, the additive in the additive package is biodegradable and environment-friendly.
Therefore, compared with the prior art, the invention has the following advantages:
(1) The antirust property is excellent, and long-acting antirust and anticorrosion are provided;
(2) Excellent in detergency and free from the tendency to form a sticky residue
(3) Ideal hard water resistance and strong water quality adaptability;
(4) The foam is low, and the using liquid can not generate a large amount of foam;
(5) Environmental protection, low toxicity and excellent biodegradability.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (3)

1. The organic carboxylic acid compound agent is characterized by being prepared from the following raw materials in parts by weight:
organic fatty dicarboxylic acid C10-C12.22%;
44.44% of organic heterocyclic tricarboxylic acid;
33.34% of organic acyl amino acid;
the organic aliphatic dicarboxylic acid C10-C12 is DDDA, the organic heterocyclic tricarboxylic acid is L190, the organic acylamino acid is NEUF585, and the organic carboxylic acid compound is used for preparing a steel plate water-based processing liquid.
2. The preparation method of the organic carboxylic acid compound agent comprises the following preparation steps:
1) Preparing materials according to the components and the proportion thereof in the claim 1;
2) And (4) uniformly stirring all the materials to obtain the product.
3. The steel plate water-based processing fluid is characterized by being prepared from the following raw materials in parts by weight:
90% -92% of flattening liquid or tube-making liquid;
the organic carboxylic acid compound agent of claim 1, wherein the amount of the organic carboxylic acid compound agent is 8-10%.
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CN116179253A (en) * 2022-12-30 2023-05-30 富兰克润滑科技(太仓)有限公司 Rust-proof compound agent of barium-free rust-proof oil, preparation method and barium-free rust-proof oil

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CN104277902A (en) * 2014-09-12 2015-01-14 广州中机实业有限公司 Heavy-load metal machining total synthesis cutting fluid as well as preparation method and application thereof
CN106590908A (en) * 2016-12-12 2017-04-26 清华大学天津高端装备研究院 Vapor rust protection type total synthesis ferrous metal grinding fluid
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Denomination of invention: An organic carboxylic acid complex agent, preparation method, and steel plate water-based processing fluid

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