CN114480031A - Environment-friendly water-based cleaning agent special for motor train unit and preparation method thereof - Google Patents
Environment-friendly water-based cleaning agent special for motor train unit and preparation method thereof Download PDFInfo
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- CN114480031A CN114480031A CN202210179695.9A CN202210179695A CN114480031A CN 114480031 A CN114480031 A CN 114480031A CN 202210179695 A CN202210179695 A CN 202210179695A CN 114480031 A CN114480031 A CN 114480031A
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/83—Mixtures of non-ionic with anionic compounds
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/0005—Other compounding ingredients characterised by their effect
- C11D3/0073—Anticorrosion compositions
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- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/02—Inorganic compounds ; Elemental compounds
- C11D3/04—Water-soluble compounds
- C11D3/044—Hydroxides or bases
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/02—Inorganic compounds ; Elemental compounds
- C11D3/04—Water-soluble compounds
- C11D3/08—Silicates
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/02—Inorganic compounds ; Elemental compounds
- C11D3/04—Water-soluble compounds
- C11D3/10—Carbonates ; Bicarbonates
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/20—Organic compounds containing oxygen
- C11D3/2075—Carboxylic acids-salts thereof
- C11D3/2079—Monocarboxylic acids-salts thereof
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/20—Organic compounds containing oxygen
- C11D3/2075—Carboxylic acids-salts thereof
- C11D3/2086—Hydroxy carboxylic acids-salts thereof
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/26—Organic compounds containing nitrogen
- C11D3/28—Heterocyclic compounds containing nitrogen in the ring
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/26—Organic compounds containing nitrogen
- C11D3/30—Amines; Substituted amines ; Quaternized amines
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- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/26—Organic compounds containing nitrogen
- C11D3/32—Amides; Substituted amides
- C11D3/323—Amides; Substituted amides urea or derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/34—Organic compounds containing sulfur
- C11D3/3409—Alkyl -, alkenyl -, cycloalkyl - or terpene sulfates or sulfonates
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/48—Medical, disinfecting agents, disinfecting, antibacterial, germicidal or antimicrobial compositions
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- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/02—Anionic compounds
- C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
- C11D1/29—Sulfates of polyoxyalkylene ethers
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- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/02—Anionic compounds
- C11D1/34—Derivatives of acids of phosphorus
- C11D1/345—Phosphates or phosphites
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- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
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- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/72—Ethers of polyoxyalkylene glycols
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Abstract
The invention provides an environment-friendly water-based cleaning agent special for a motor train unit and a preparation method thereof, and the cleaning agent comprises the following raw materials: 10-90 parts of a nonionic surfactant; 1-20 parts of an anionic surfactant; 1-20 parts of an antirust agent; 0-10 parts of organic corrosion inhibitor; 1-6 parts of a defoaming agent; 0-7 parts of a builder; 0-5 parts of a bactericide; deionized water. The cleaning agent provided by the invention has strong cleaning power, good rinsing performance and good corrosion resistance to nonferrous metals (such as aluminum, copper and the like).
Description
Technical Field
The invention relates to the technical field of cleaning agents, in particular to an environment-friendly water-based cleaning agent special for a motor train unit and a preparation method thereof.
Background
In the production, use and maintenance processes of motor car products and parts, various dirt (such as metal chips, cutting fluid, abrasive materials and various grease in the processing process, dust, electrolytes such as acid, alkali and salt, hand sweat, friction and abrasion products, corrosion products and the like) attached to the surfaces of the products and the parts often needs to be cleaned, and certain surface cleanliness is achieved to ensure that the processing procedures are smoothly carried out, eliminate hidden dangers of metal corrosion and friction and abrasion, prevent corrosion and abrasion from continuously developing, ensure the internal and surface quality of the products and prolong the service life.
The water-based liquid metal cleaner is composed of various surfactants, builders, rust inhibitors, defoaming agents, mildewproof bactericides, water and the like. The cleaning agent has no smell or less smell, can not burn, is safe to use and has little harm to operators; the use and the preparation are convenient, and the cost is low; the cleaning effect is good, and the cleaning agent has good antirust property and corrosion resistance. The water-based cleaning agent containing nitrite has excellent antirust property, but the nitrite is extremely toxic and has indirect carcinogenic effect when being used together with triethanolamine, and the water-based cleaning agent without nitrite has often unsatisfactory antirust property and high cost. Therefore, the nontoxic environment-friendly water-based liquid cleaning agent is developed, not only can achieve the antirust effect, but also can be beautiful with products containing nitrite, and the comprehensive use cost is not increased.
Disclosure of Invention
The invention aims to provide an environment-friendly water-based cleaning agent special for a motor train unit and a preparation method thereof, and the cleaning agent has strong cleaning power, good rinsing performance and good corrosion resistance on nonferrous metals (such as aluminum, copper and the like).
The invention provides a technical scheme, which comprises the following raw materials in parts by weight:
10-90 parts of a nonionic surfactant;
1-20 parts of an anionic surfactant;
1-20 parts of an antirust agent;
0-10 parts of organic corrosion inhibitor;
1-6 parts of a defoaming agent;
0-7 parts of a builder;
0-5 parts of a bactericide;
30-70 parts of deionized water.
Preferably, the cleaning agent special for the environment-friendly water-based motor train unit comprises the following raw materials in parts by weight:
30-60 parts of a nonionic surfactant;
5-10 parts of an anionic surfactant;
1-10 parts of an antirust agent;
1-8 parts of an organic corrosion inhibitor;
1-5 parts of a defoaming agent;
1-5 parts of a builder;
1-3 parts of a bactericide;
30-60 parts of deionized water.
The invention provides a technical scheme, wherein the nonionic surfactant is selected from one or more of alkylphenol ethoxylates OP-10, alkylolamides 6501, lauric acid diethanolamide, fatty alcohol polyoxyethylene ether AEO-9, isomeric undecyl polyoxyethylene ether 5EO and isomeric tridecyl alcohol polyoxyethylene ether E-1308.
The invention provides a technical scheme that the nonionic surfactant is selected from alkylphenol ethoxylates OP-10, lauric acid diethanolamide and fatty alcohol polyoxyethylene ether AEO-9.
In the invention, alkylphenol polyoxyethylene OP-10 is purchased from Shandong ZiboHajie chemical Co., Ltd; CAS of lauric acid diethanolamide 120-40-1; fatty alcohol polyoxyethylene ether AEO-9 is available from Jinan remote chemical Co.
The invention provides a technical scheme that the weight ratio of the alkylphenol polyoxyethylene ether OP-10 to the lauric acid diethanolamide to the fatty alcohol polyoxyethylene ether AEO-9 in the nonionic surfactant is 1: (0.1-1): (1-3).
Preferably, the weight ratio of the alkylphenol polyoxyethylene ether OP-10 to the lauric acid diethanolamide and the fatty alcohol polyoxyethylene ether AEO-9 in the nonionic surfactant is 1: (0.1-0.5): (1-2).
More preferably, the weight ratio of the alkylphenol polyoxyethylene ether OP-10 to the lauric acid diethanolamide and the fatty alcohol polyoxyethylene ether AEO-9 in the nonionic surfactant is 1: 0.4: 1.3.
the invention provides a technical scheme, wherein the anionic surfactant is selected from one or more of alkyl alcohol amide phosphate 6503 and sodium fatty alcohol polyoxyethylene ether sulfate AES.
The alkylolamide phosphate 6503 of the present invention is available from cornan derivatives science and technology ltd; sodium alcohol Ether sulfate AES is available from Jinan remote chemical Co., Ltd.
The invention provides a technical scheme that the antirust agent is selected from sodium petroleum sulfonate and purchased from Jinan Jiuyuixin chemical Co.
The invention provides a technical scheme, wherein the organic corrosion inhibitor is selected from one or more of sodium benzoate, triethanolamine, hexamethylenetetramine, urea, sodium silicate and benzotriazole (CAS: 95-14-7).
The invention provides a technical scheme, wherein the builder is selected from one or more of triethanolamine oleate soap, triethanolamine dodecacarbonate soap, sodium hydroxide, sodium carbonate, sodium metasilicate and sodium citrate.
The invention provides a technical scheme, wherein the builder is selected from triethanolamine oleate soap, triethanolamine dodecacarbonate soap and sodium carbonate; and the weight ratio of the oleic acid triethanolamine soap to the dodecanedioic acid triethanolamine soap to the sodium carbonate is 1: (1-5): (0.1-1).
Preferably, the weight ratio of the triethanolamine oleate soap to the triethanolamine dodecacarbonate soap and sodium carbonate is 1: (1.5-3): (0.1-0.7);
more preferably, the weight ratio of the triethanolamine oleate soap to the triethanolamine dodecadicarboxylate soap to sodium carbonate is 1: 2: 0.3.
in the invention, the preparation method of the oleic acid triethanolamine soap comprises the following steps:
firstly, mixing oleic acid and triethanolamine according to a mass ratio of 1: 3, mixing, stirring and heating in a reaction vessel, controlling the heating temperature at 85 +/-2 ℃, and keeping the temperature for 2 hours at the temperature to obtain the triethanolamine oleate soap.
In the invention, the preparation method of the dodecadioic acid triethanolamine soap comprises the following steps:
firstly, mixing the dodecacarbon dibasic fatty acid and triethanolamine according to the mass ratio of 1: 3, mixing, stirring and heating in a reaction container, controlling the heating temperature to be 85 +/-2 ℃, and keeping the temperature for 2 hours at the temperature to obtain the dodecadioic acid triethanolamine soap.
The invention also provides a preparation method of the environment-friendly water-based cleaning agent special for the motor train unit, which comprises the following steps:
(1) adding deionized water into a container according to the weight part, heating to 40-50 ℃, keeping the temperature, slowly adding a builder under stirring, and fully and uniformly dissolving;
(2) slowly adding the organic corrosion inhibitor into the solution, and stirring and dissolving the organic corrosion inhibitor uniformly;
(3) then slowly adding the nonionic surfactant and the anionic surfactant, and stirring and dissolving uniformly;
(4) and slowly adding a polyether defoaming agent and a bactericide into the solution, stirring and dissolving uniformly to obtain the environment-friendly water-based cleaning agent special for the motor train unit.
The invention utilizes the synergistic effect of an anionic surfactant (fatty alcohol polyoxyethylene ether sodium sulfate AES) and a nonionic surfactant (alkylphenol polyoxyethylene ether OP-10, lauric acid diethanolamide and fatty alcohol polyoxyethylene ether AEO-9). The cleaning agent has good wetting, emulsifying and solubilizing performances, wide adaptability to various dirt, and improved cloud point and cleaning capability of the nonionic monomer solution.
In addition, the surfactant, a builder, a corrosion inhibitor and the like are prepared into a mixed system, and the surface activity is improved by the interaction between substance molecules in the system.
Detailed Description
The disclosure may be understood more readily by reference to the following detailed description of preferred embodiments of the invention and the examples included therein. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. In case of conflict, the present specification, including definitions, will control.
The term "prepared from …" as used herein is synonymous with "comprising". The terms "comprises," "comprising," "includes," "including," "has," "having," "contains," "containing," or any other variation thereof, as used herein, are intended to cover a non-exclusive inclusion. For example, a composition, process, method, article, or apparatus that comprises a list of elements is not necessarily limited to only those elements but may include other elements not expressly listed or inherent to such composition, process, method, article, or apparatus.
Term(s) for
The term "surfactant" as used herein refers to an agent or compound that reduces the surface tension between the interfaces of two different phases, e.g., between two liquids (hydrophilic and hydrophobic), between a gas and a liquid, or between a liquid and a solid.
Nonionic surfactant
Structurally characterized by containing ether groups, free hydroxyl groups and other hydrophilic groups capable of forming hydrogen bonds with water. Nonionic surfactants, classified by hydrophilic group, are of the polyethylene glycol type and the polyhydric alcohol type.
Anionic surfactants
The partially negatively charged surfactants that function as surface active agents upon ionization in water are referred to as anionic surfactants. The anionic surfactants are structurally classified into four major classes of fatty acid salts, sulfonic acid salts, sulfuric acid ester salts and phosphoric acid ester salts.
Rust inhibitor
The rust inhibitor is an oil-soluble additive used for preventing rust due to atmospheric corrosion, and is used for a water-based metal cleaner by dispersing it in an aqueous solution with a surfactant.
Corrosion inhibitor
The inorganic corrosion inhibitors used were: trisodium phosphate, sodium nitrite + sewage sodium carbonate, sodium nitrite, sodium dichromate, sodium tripolyphosphate, disodium hydrogen phosphate, sodium silicate, ammonium carbonate and the like.
The organic corrosion inhibitor comprises: ammonium benzoate, ethanolamine, phenylethanolamine, triethanolamine, urea, urotropin, sodium benzoate, benzotriazole, etc.
Builder substance
The detergent assistant has no obvious washing capacity, but can improve the washing and stain removal capacity of the surfactant when added into a detergent formula. The detergent assistant added into the detergent formulation has inorganic matter, such as sodium tripolyphosphate, sodium silicate, sodium carbonate, sodium sulfate, etc., and organic matter such as sodium citrate, polyacrylic acid, etc.
Example 1
The environment-friendly water-based cleaning agent special for the motor train unit comprises the following raw materials in parts by weight:
56 parts of a nonionic surfactant;
6 parts of an anionic surfactant;
4 parts of an antirust agent;
5 parts of an organic corrosion inhibitor;
3 parts of a defoaming agent;
4 parts of a builder;
1 part of a bactericide;
50 parts of deionized water;
wherein the weight ratio of the alkylphenol polyoxyethylene ether OP-10 to the lauric acid diethanolamide to the fatty alcohol polyoxyethylene ether AEO-9 in the nonionic surfactant is 1: 0.4: 1.3;
the anionic surfactant is selected from sodium alcohol ether sulfate AES;
the rust inhibitor is selected from sodium petroleum sulfonate;
the organic corrosion inhibitor is selected from benzotriazole;
the defoaming agent is selected from polyether defoaming agent SPG-10, which is purchased from Shanghai Van Jie Kogyo Co., Ltd;
the builder comprises triethanolamine oleate soap, triethanolamine dodecacarbonate soap and sodium carbonate in a weight ratio of 1: 2: 0.3;
the bactericide is selected from bactericide NEUF652 which is purchased from Notai Biotechnology (Hefei) Co., Ltd;
the preparation method of the environment-friendly water-based cleaning agent special for the motor train unit comprises the following steps:
(1) adding deionized water into a container according to the weight part, heating to 50 ℃, keeping the temperature, slowly adding a builder under stirring, and fully and uniformly dissolving;
(2) slowly adding the organic corrosion inhibitor into the solution, and stirring and dissolving the organic corrosion inhibitor uniformly;
(3) then slowly adding the nonionic surfactant and the anionic surfactant, and stirring and dissolving uniformly; then slowly adding benzotriazole, and stirring and dissolving uniformly;
(4) and slowly adding a polyether defoamer SPG-10 and a bactericide NEUF652 into the solution, and uniformly stirring and dissolving to obtain the environment-friendly water-based cleaning agent special for the motor train unit.
Example 2
The preparation method of the component raw materials of the environment-friendly water-based cleaning agent special for the motor train unit and the preparation method of the environment-friendly water-based cleaning agent special for the motor train unit are the same as those of the embodiment 1;
the difference is that the weight ratio of the alkylphenol polyoxyethylene ether OP-10 to the lauric acid diethanolamide to the fatty alcohol polyoxyethylene ether AEO-9 in the nonionic surfactant is 1: 0.1: 1.
example 3
The preparation method of the component raw materials of the environment-friendly water-based cleaning agent special for the motor train unit and the preparation method of the environment-friendly water-based cleaning agent special for the motor train unit are the same as those of the embodiment 1;
the difference is that the weight ratio of the alkylphenol polyoxyethylene ether OP-10 to the lauric acid diethanolamide to the fatty alcohol polyoxyethylene ether AEO-9 in the nonionic surfactant is 1: 1: 3.
example 4
The preparation method of the component raw materials of the environment-friendly water-based cleaning agent special for the motor train unit and the preparation method of the environment-friendly water-based cleaning agent special for the motor train unit are the same as those of the embodiment 1;
the difference is that the weight ratio of the oleic acid triethanolamine soap to the dodecanedioic acid triethanolamine soap to the sodium carbonate in the builder is 1: 1: 0.1.
example 5
The preparation method of the component raw materials of the environment-friendly water-based cleaning agent special for the motor train unit and the preparation method of the environment-friendly water-based cleaning agent special for the motor train unit are the same as those of the embodiment 1;
the difference is that the weight ratio of the oleic acid triethanolamine soap to the dodecanedioic acid triethanolamine soap to the sodium carbonate in the builder is 1: 5: 1.
example 6
The raw materials of the components of the environment-friendly water-based cleaning agent special for the motor train unit and the preparation method of the environment-friendly water-based cleaning agent special for the motor train unit are the same as those in the embodiment 1;
the difference is that the nonionic surfactant is selected from alkylphenol ethoxylates OP-10.
Example 7
The preparation method of the component raw materials of the environment-friendly water-based cleaning agent special for the motor train unit and the preparation method of the environment-friendly water-based cleaning agent special for the motor train unit are the same as those of the embodiment 1;
the difference is that the nonionic surfactant is selected from fatty alcohol polyoxyethylene ether AEO-9.
Example 8
The preparation method of the component raw materials of the environment-friendly water-based cleaning agent special for the motor train unit and the preparation method of the environment-friendly water-based cleaning agent special for the motor train unit are the same as those of the embodiment 1;
the difference is that the builder is selected from triethanolamine dodecacarbonate soaps.
Example 9
The preparation method of the component raw materials of the environment-friendly water-based cleaning agent special for the motor train unit and the preparation method of the environment-friendly water-based cleaning agent special for the motor train unit are the same as those of the embodiment 1;
with the difference that the builder is selected from sodium carbonate.
Example 10
The preparation method of the component raw materials of the environment-friendly water-based cleaning agent special for the motor train unit and the preparation method of the environment-friendly water-based cleaning agent special for the motor train unit are the same as those of the embodiment 1;
the difference is that the nonionic surfactant is selected from fatty alcohol polyoxyethylene ether AEO-9;
the builder is selected from sodium carbonate.
According to the standard of general water-based metal cleaner QB/T2117-95 and the experimental method thereof, the pH value, cleaning force, corrosivity, rust resistance and rinsing performance of the 5% solution prepared from the examples 1-10 are respectively tested by using 45# steel, cast iron, brass and duralumin.
The test results of the physical and chemical properties of the product are shown in Table 1, and completely meet the requirements of light industry standard QB/T2117-1995 'general water-based metal cleaning agent' and GB/T13171.2-2009 'laundry powder (phosphorus-free type)'.
Table 1 results of performance testing
According to the experimental data, the environment-friendly water-based cleaning agent special for the motor train unit and the preparation method thereof have the advantages of strong cleaning power, good rinsing performance and good corrosion resistance on nonferrous metals (such as aluminum, copper and the like).
Claims (10)
1. The environment-friendly water-based cleaning agent special for the motor train unit is characterized by comprising the following raw materials in parts by weight:
10-90 parts of a nonionic surfactant;
1-20 parts of an anionic surfactant;
1-20 parts of an antirust agent;
0-10 parts of organic corrosion inhibitor;
1-6 parts of a defoaming agent;
0-7 parts of a builder;
0-5 parts of a bactericide;
30-70 parts of deionized water.
2. The environment-friendly water-based cleaning agent special for motor train units as defined in claim 1, wherein the nonionic surfactant is selected from one or more of alkylphenol ethoxylate OP-10, alkylolamide 6501, lauric diethanolamide, fatty alcohol ethoxylate AEO-9, isomeric undecyl ethoxylate 5EO, and isomeric tridecyl alcohol ethoxylate E-1308.
3. The environment-friendly water-based cleaning agent special for motor train units as defined in claim 2, wherein the nonionic surfactant is selected from alkylphenol ethoxylates OP-10, lauric acid diethanolamide, and fatty alcohol polyoxyethylene ether AEO-9.
4. The environment-friendly water-based cleaning agent special for motor train units as claimed in claim 3, wherein the weight ratio of the alkylphenol ethoxylate OP-10 to the lauric acid diethanolamide to the fatty alcohol ethoxylate AEO-9 in the nonionic surfactant is 1: (0.1-1): (1-3).
5. The environment-friendly water-based cleaning agent special for motor train units as claimed in claim 1, wherein the anionic surfactant is selected from one or more of alkyl alcohol amide phosphate 6503 and sodium fatty alcohol polyoxyethylene ether sulfate AES.
6. The environment-friendly water-based cleaning agent special for motor train units as claimed in claim 1, wherein the rust inhibitor is selected from sodium petroleum sulfonate.
7. The environment-friendly aqueous cleaning agent special for motor train units according to claim 1, wherein the organic corrosion inhibitor is selected from one or more of sodium benzoate, triethanolamine, hexamethylenetetramine, urea, sodium silicate and benzotriazole.
8. The environment-friendly aqueous cleaning agent special for motor train units as claimed in claim 1, wherein the builder is selected from one or more of triethanolamine oleate soap, triethanolamine dodecacarbonate soap, sodium hydroxide, sodium carbonate, sodium metasilicate, and sodium citrate.
9. The environment-friendly aqueous cleaning agent special for motor train units as claimed in claim 8, wherein the builder is selected from triethanolamine oleate soap, triethanolamine dodecacarbonate soap, and sodium carbonate; and the weight ratio of the oleic acid triethanolamine soap to the dodecanedioic acid triethanolamine soap to the sodium carbonate is 1: (1-5): (0.1-1).
10. The preparation method of the environment-friendly water-based cleaning agent special for the motor train unit as claimed in any one of claims 1 to 9, wherein the preparation method comprises the following steps:
(1) adding deionized water into a container according to the weight part, heating to 40-50 ℃, keeping the temperature, slowly adding a builder under stirring, and fully and uniformly dissolving;
(2) slowly adding the organic corrosion inhibitor into the solution, and stirring and dissolving the organic corrosion inhibitor uniformly;
(3) then slowly adding the nonionic surfactant and the anionic surfactant, and stirring and dissolving uniformly;
(4) and slowly adding a polyether defoaming agent and a bactericide into the solution, stirring and dissolving uniformly to obtain the special cleaning for the environment-friendly water-based motor train unit.
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| CN115637435A (en) * | 2022-11-15 | 2023-01-24 | 中铁伟业（北京）新技术有限公司 | Preparation method and application of water-based aluminum product cleaning agent |
| CN115651776A (en) * | 2022-11-15 | 2023-01-31 | 中铁伟业（北京）新技术有限公司 | Preparation method and application of environment-friendly water-based cleaning agent special for insulator of motor car |
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| CN115637435A (en) * | 2022-11-15 | 2023-01-24 | 中铁伟业（北京）新技术有限公司 | Preparation method and application of water-based aluminum product cleaning agent |
| CN115651776A (en) * | 2022-11-15 | 2023-01-31 | 中铁伟业（北京）新技术有限公司 | Preparation method and application of environment-friendly water-based cleaning agent special for insulator of motor car |
| CN115651775A (en) * | 2022-11-15 | 2023-01-31 | 中铁伟业（北京）新技术有限公司 | Preparation method and application of environment-friendly aqueous cleaning agent for electrical machinery |
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| CN115651776B (en) * | 2022-11-15 | 2024-04-16 | 中铁伟业（北京）新技术有限公司 | Preparation method and application of environment-friendly water-based cleaning agent special for motor car insulator |
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