CN111117806A - High-speed rail car body outer surface cleaning agent and preparation method thereof - Google Patents
High-speed rail car body outer surface cleaning agent and preparation method thereof Download PDFInfo
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- CN111117806A CN111117806A CN201911324504.8A CN201911324504A CN111117806A CN 111117806 A CN111117806 A CN 111117806A CN 201911324504 A CN201911324504 A CN 201911324504A CN 111117806 A CN111117806 A CN 111117806A
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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
- C11D1/86—Mixtures of anionic, cationic, and 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
- 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
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- 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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- 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
- C11D3/2003—Alcohols; Phenols
- C11D3/2006—Monohydric alcohols
- C11D3/201—Monohydric alcohols linear
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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
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- C11D3/28—Heterocyclic compounds containing nitrogen in the ring
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- 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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- 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
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- C11D3/26—Organic compounds containing nitrogen
- C11D3/33—Amino carboxylic acids
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- 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
- C11D1/14—Sulfonic acids or sulfuric acid esters; Salts thereof derived from aliphatic hydrocarbons or mono-alcohols
- C11D1/143—Sulfonic acid esters
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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
- C11D1/38—Cationic compounds
- C11D1/62—Quaternary ammonium compounds
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- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/667—Neutral esters, e.g. sorbitan esters
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- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
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- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/722—Ethers of polyoxyalkylene glycols having mixed oxyalkylene groups; Polyalkoxylated fatty alcohols or polyalkoxylated alkylaryl alcohols with mixed oxyalkylele groups
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Abstract
The invention provides a high-speed rail vehicle body outer surface cleaning agent and a preparation method thereof, relating to the technical field of cleaning agents and comprising the following components, by weight, 2-5% of fatty alcohol-polyoxyethylene ether, 2-5% of polyethylene glycol octyl phenyl ether, 5-12% of polyoxyethylene sorbitan monolaurate, 1-3% of polyoxyethylene polyoxypropylene glycerol ether, 0.1-0.4% of α -sodium alkenyl sulfonate, 0.5-1% of alkyl glycoside quaternary ammonium salt, 1-2% of lithium silicate antirust agent, 3-8% of benzotriazole, 0.1-0.5% of sodium tungstate, 0.2-0.8% of ethylene diamine tetraacetic acid, 0.1-0.2% of triethanolamine cleaning agent, 10-15% of ethanol and the balance of water.
Description
Technical Field
The invention relates to the technical field of cleaning agents, and particularly relates to a cleaning agent for the outer surface of a high-speed rail vehicle body and a preparation method thereof.
Background
The high-speed train rubs with the air at a high speed in the high-speed driving process, and especially high-speed trains are easy to generate static electricity on the surfaces of the trains due to high running speed, so that dust is adsorbed, and dust accumulation and vehicle body rust spots are caused due to weather and other reasons, so that the high-speed trains need to be cleaned and maintained regularly. The common cleaning agent has certain corrosivity, the cleaning agent can cause corrosion damage to an oil paint film on the surface of a train after long-term use, and in addition, the cleaning agent is found to have insufficient removal force on dirt such as oil stain and the like in actual use and has high cleaning difficulty. Moreover, many of the cleaning agents available use different types of solvents. Including many regulations enacted domestically and abroad, have prohibited or severely limited the use of many solvents therein. Including Volatile Organic Chemicals (VOCs), chemicals that are potentially damaging to the atmospheric ozone layer leading to global warming, and those that pose a hazard to humans or the environment. The limited or forbidden solvent is 1, 1, 1-trichloroethane, trichlorotrifluoroethane, dichlorofluoroethane, dichloromethane, ethylene glycol butyl ether, etc.
Chinese patent CN 105839117A discloses a water-based metal cleaning agent and a preparation method thereof, wherein thiourea, hexadecyl trimethyl ammonium bromide, diphenyl guanidine, magnesium silicate, carbitol, ammonium diuranate, sodium thiosulfate, isopropanol, di-1, 2-ethylene triaminepentaacetic acid, sodium tetrapolyphosphate, isooctyl phosphate, sodium alkyl benzene sulfonate, sec-octyl polyoxyethylene ether, N-B-hydroxyethyl ethylenediamine triacetic acid, N-methylimidazole and deionized water are used as raw materials, and the water-based metal cleaning agent is obtained by a simple and easy-to-operate preparation method of adding the raw materials by stages, controlling the temperature of each stage and the like. The invention aims to provide a metal cleaning agent which has good stability in hard water, good stability at high and low temperatures, little or no corrosion to metal, strong oil removing capability, high degreasing rate, easy rinsing and low cost.
Chinese patent CN 103740487A discloses a high-speed rail outer surface cleaning agent and a using method thereof, wherein the high-speed rail outer surface cleaning agent comprises ethoxylated alkyl sodium sulfate, isomeric alcohol polyoxyethylene ether, a complexing agent and sodium bicarbonate. The complexing agent is one or more selected from disodium ethylene diamine tetraacetate, disodium hydroxyethylidene diphosphonate and dipotassium hydroxyethylidene diphosphonate. The cleaning agent used in the invention has obvious dust and oil removing effect, does not damage paint and glass, can effectively remove yellow spots on the car body, achieves the effects of brightening and whitening, and has the characteristics of environmental protection, low cost and no harm to people because the cleaning agent is a water-based cleaning agent.
Chinese patent CN 107723117A discloses a water-based cleaning agent for high-speed railway maintenance, which comprises main materials and water, and is characterized in that the main materials comprise the following components in percentage by weight: 1-5% of isomeric alcohol polyoxyethylene ether; 1-5% of sodium hydroxide; 1-5% of ethylene diamine tetraacetic acid; surfactant Berol 2263-5%; 2-3% of coconut oil fatty acid diethanolamide; 3-5% of isohexide; the balance of the water in percentage by weight. The preparation method comprises the following steps: dissolving, stirring and standing. The beneficial effects of the invention are: the components and the weight percentage thereof are designed scientifically and reasonably, the decontamination and cleaning capability is high, the use cost is low, the raw materials are non-toxic and harmless, and have no pungent smell, no harm to human bodies and no pollution to the atmospheric environment. The device can be widely used for overhauling or detecting flaws and maintaining and cleaning equipment such as high-speed rail electric, bogies, gearboxes, axles and the like which are exposed in severe environments of wind sand, salt mist and damp heat all the year round.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a high-speed rail vehicle body outer surface cleaning agent and a preparation method thereof.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
the cleaning agent for the outer surface of the high-speed rail vehicle body comprises, by weight, 2-5% of fatty alcohol-polyoxyethylene ether, 2-5% of polyethylene glycol octyl phenyl ether, 5-12% of polyoxyethylene sorbitan monolaurate, 1-3% of polyoxyethylene polyoxypropylene glycerol ether, 0.1-0.4% of α -sodium alkenyl sulfonate, 0.5-1% of alkyl glycoside quaternary ammonium salt, 1-2% of lithium silicate antirust agent, 3-8% of benzotriazole, 0.1-0.5% of sodium tungstate, 0.2-0.8% of ethylene diamine tetraacetic acid, 0.1-0.2% of triethanolamine, 10-15% of ethanol and the balance of water.
Preferably, the antirust agent comprises, by weight, 3% of fatty alcohol-polyoxyethylene ether, 5% of polyethylene glycol octyl phenyl ether, 8% of polyoxyethylene sorbitan monolaurate, 2.5% of polyoxyethylene polyoxypropylene glycerol ether, 0.2% of α -sodium alkenyl sulfonate, 0.6% of alkyl glycoside quaternary ammonium salt, 1.3% of lithium silicate antirust agent, 5% of benzotriazole, 0.2% of sodium tungstate, 0.6% of ethylenediamine tetraacetic acid, 0.1% of triethanolamine, 12% of ethanol and the balance of water.
Preferably, the antirust agent comprises, by weight, 5% of fatty alcohol-polyoxyethylene ether, 4.5% of polyethylene glycol octyl phenyl ether, 6% of polyoxyethylene sorbitan monolaurate, 1.8% of polyoxyethylene polyoxypropylene glycerol ether, 0.1% of α -sodium alkenyl sulfonate, 0.8% of alkyl glycoside quaternary ammonium salt, 2% of a lithium silicate antirust agent, 6% of benzotriazole, 0.4% of sodium tungstate, 0.6% of ethylenediamine tetraacetic acid, 0.1% of triethanolamine, 14% of ethanol and the balance of water.
Preferably, the molecular general formula of the fatty alcohol-polyoxyethylene ether is R-O- (CH2CH2O)n-H, wherein R is a saturated or unsaturated C12-18 branched alkyl group.
Preferably, n is 6-20.
Preferably, the preparation method of the lithium silicate antirust agent is as follows:
passing sodium silicate aqueous solution through 732 type cation exchange resin bed at a certain flow rate, mixing with lithium hydroxide powder, reacting to obtain lithium silicate solution, adding KH-550 and ethanol, stirring at room temperature for 10-30min, adding hexamethylenetetramine, zinc dihydrogen phosphate and organic acid, and stirring at room temperature for 30-50 min.
Preferably, the mass concentration of the sodium silicate aqueous solution is 5-8%.
Preferably, the flow rate of the sodium silicate aqueous solution is 0.4 to 0.6ml/cm2·min。
Preferably, the organic acid is any one of oxalic acid, tartaric acid, citric acid, malic acid and glycolic acid.
The preparation method of the cleaning agent for the outer surface of the high-speed rail body comprises the following steps:
(1) mixing and stirring fatty alcohol-polyoxyethylene ether, polyethylene glycol octyl phenyl ether, polyoxyethylene sorbitan monolaurate, polyoxyethylene polyoxypropylene glycerol ether, ethanol and water uniformly at room temperature;
(2) heating to 50-60 ℃, adding α -sodium alkenyl sulfonate and alkyl glycoside quaternary ammonium salt, keeping the temperature at 400-;
(3) cooling to 30-35 ℃, adding the lithium silicate antirust agent, benzotriazole, sodium tungstate, ethylene diamine tetraacetic acid and triethanolamine into the heat preservation solution with the temperature of 600-.
(III) advantageous effects
The invention provides a high-speed rail vehicle body outer surface cleaning agent and a preparation method thereof, and the cleaning agent has the following beneficial effects:
according to the invention, the synergistic effect of fatty alcohol-polyoxyethylene ether, polyethylene glycol octyl phenyl ether, polyoxyethylene sorbitan monolaurate and polyoxyethylene polyoxypropylene glycerol ether is utilized for compounding, α -sodium alkenyl sulfonate, alkyl glycoside quaternary ammonium salt, a lithium silicate antirust agent, benzotriazole and sodium tungstate are supplemented, so that the high-efficiency, environment-friendly and low-foaming cleaning effect is achieved, wherein α -sodium alkenyl sulfonate can improve the decontamination capability of the cleaning agent in hard water, the biodegradability is good, two ends of the alkyl glycoside quaternary ammonium salt are provided with two long straight-chain alkane lipophilic groups, so that a strong interaction between carbon-hydrogen bonds is easily generated, the hydrophobicity is improved, in addition, a hydrophilic group formed by condensed glucose is contained in a molecule, so that the cleaning agent has excellent hydrophilicity, excellent film forming property on the metal surface, good surface activity and high stability, the lithium silicate antirust agent has excellent antirust property, good film forming property, is stable after film forming, and is nontoxic, the benzotriazole is added as a corrosion inhibitor, can form covalent bonds and coordination bonds with metal atoms, so that the cleaning agent mutually replaces chain-like polymers, forms a multilayer silicate antirust reaction on the metal surface, has good antirust property, good antirust effect, good antirust property and high stability of storing, good corrosion resistance, good environmental protection effect and high stability of silicate and good use stability under low-temperature.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
the cleaning agent for the outer surface of the high-speed rail vehicle body comprises, by weight, 3% of fatty alcohol-polyoxyethylene ether (AEO), 5% of polyethylene glycol octyl phenyl ether, 8% of polyoxyethylene sorbitan monolaurate, 2.5% of polyoxyethylene polyoxypropylene glycerol ether, 0.2% of α -sodium alkenyl sulfonate, 0.6% of alkyl glycoside quaternary ammonium salt, 1.3% of lithium silicate antirust agent, 5% of benzotriazole, 0.2% of sodium tungstate, 0.6% of ethylene diamine tetraacetic acid, 0.1% of triethanolamine, 12% of ethanol and the balance of water.
The preparation method of the lithium silicate antirust agent comprises the following steps:
sodium silicate solution with mass concentration of 6% is added at a concentration of 0.5ml/cm2Mixing and reacting the mixed solution with lithium hydroxide powder after passing through a 732 type cation exchange resin bed at a min flow rate to obtain a lithium silicate solution, adding KH-550 and ethanol, stirring at room temperature for 25min, adding hexamethylenetetramine, zinc dihydrogen phosphate and oxalic acid, and stirring at room temperature for 35 min.
The preparation method of the cleaning agent for the outer surface of the high-speed rail body comprises the following steps:
(1) mixing and stirring fatty alcohol-polyoxyethylene ether, polyethylene glycol octyl phenyl ether, polyoxyethylene sorbitan monolaurate, polyoxyethylene polyoxypropylene glycerol ether, ethanol and water uniformly at room temperature;
(2) heating to 60 ℃, adding α -sodium alkenyl sulfonate and alkyl glycoside quaternary ammonium salt, keeping the temperature at 400r/min, and stirring for 3 h;
(3) cooling to 32 deg.C, adding lithium silicate antirust agent, benzotriazole, sodium tungstate, ethylene diamine tetraacetic acid, and triethanolamine, keeping the temperature at 800r/min, stirring for 12min, naturally cooling to room temperature, stirring for 4h at 100r/min, and packaging.
Example 2:
the cleaning agent for the outer surface of the high-speed rail vehicle body comprises, by weight, 5% of fatty alcohol-polyoxyethylene ether (peregal O), 4.5% of polyethylene glycol octyl phenyl ether, 6% of polyoxyethylene sorbitan monolaurate, 1.8% of polyoxyethylene polyoxypropylene glycerol ether, 0.1% of α -sodium alkenyl sulfonate, 0.8% of alkyl glycoside quaternary ammonium salt, 2% of lithium silicate antirust agent, 6% of benzotriazole, 0.4% of sodium tungstate, 0.6% of ethylene diamine tetraacetic acid, 0.1% of triethanolamine, 14% of ethanol and the balance of water.
The preparation method of the lithium silicate antirust agent comprises the following steps:
sodium silicate solution with mass concentration of 7% is added at a concentration of 0.6ml/cm2Mixing and reacting the mixed solution with lithium hydroxide powder after passing through a 732 type cation exchange resin bed at a min flow rate to obtain a lithium silicate solution, adding KH-550 and ethanol, stirring at room temperature for 30min, adding hexamethylenetetramine, zinc dihydrogen phosphate and tartaric acid, and stirring at room temperature for 50 min.
The preparation method of the cleaning agent for the outer surface of the high-speed rail body comprises the following steps:
(1) mixing and stirring fatty alcohol-polyoxyethylene ether, polyethylene glycol octyl phenyl ether, polyoxyethylene sorbitan monolaurate, polyoxyethylene polyoxypropylene glycerol ether, ethanol and water uniformly at room temperature;
(2) heating to 55 ℃, adding α -sodium alkenyl sulfonate and alkyl glycoside quaternary ammonium salt, keeping the temperature at 400r/min, and stirring for 3 h;
(3) cooling to 30 ℃, adding the lithium silicate antirust agent, benzotriazole, sodium tungstate, ethylene diamine tetraacetic acid and triethanolamine, keeping the temperature for 600r/min, stirring for 14min, naturally cooling to room temperature, stirring for 5h at 140r/min, and subpackaging and warehousing.
Example 3:
the cleaning agent for the outer surface of the high-speed rail vehicle body comprises, by weight, 5% of fatty alcohol-polyoxyethylene ether (peregal O), 3% of polyethylene glycol octyl phenyl ether, 12% of polyoxyethylene sorbitan monolaurate, 3% of polyoxyethylene polyoxypropylene glycerol ether, 0.1% of α -sodium alkenyl sulfonate, 0.6% of alkyl glycoside quaternary ammonium salt, 2% of lithium silicate antirust agent, 8% of benzotriazole, 0.2% of sodium tungstate, 0.4% of ethylene diamine tetraacetic acid, 0.2% of triethanolamine, 15% of ethanol and the balance of water.
The preparation method of the lithium silicate antirust agent comprises the following steps:
sodium silicate solution with mass concentration of 8% is added at a concentration of 0.4ml/cm2Mixing and reacting the mixed solution with lithium hydroxide powder after passing through a 732 type cation exchange resin bed at a min flow rate to obtain a lithium silicate solution, adding KH-550 and ethanol, stirring at room temperature for 20min, adding hexamethylenetetramine, zinc dihydrogen phosphate and citric acid, and stirring at room temperature for 50 min.
The preparation method of the cleaning agent for the outer surface of the high-speed rail body comprises the following steps:
(1) mixing and stirring fatty alcohol-polyoxyethylene ether, polyethylene glycol octyl phenyl ether, polyoxyethylene sorbitan monolaurate, polyoxyethylene polyoxypropylene glycerol ether, ethanol and water uniformly at room temperature;
(2) heating to 60 ℃, adding α -sodium alkenyl sulfonate and alkyl glycoside quaternary ammonium salt, keeping the temperature at 400r/min, and stirring for 3 h;
(3) cooling to 30 deg.C, adding lithium silicate antirust agent, benzotriazole, sodium tungstate, ethylene diamine tetraacetic acid, and triethanolamine, keeping the temperature at 700r/min, stirring for 12min, naturally cooling to room temperature, stirring for 5h at 120r/min, and packaging.
Example 4:
the cleaning agent for the outer surface of the high-speed rail vehicle body comprises, by weight, 4% of fatty alcohol-polyoxyethylene ether (AEO), 2% of polyethylene glycol octyl phenyl ether, 6% of polyoxyethylene sorbitan monolaurate, 3% of polyoxyethylene polyoxypropylene glycerol ether, 0.2% of α -sodium alkenyl sulfonate, 0.5% of alkyl glycoside quaternary ammonium salt, 1.2% of lithium silicate antirust agent, 3% of benzotriazole, 0.1% of sodium tungstate, 0.6% of ethylene diamine tetraacetic acid, 0.1% of triethanolamine, 11% of ethanol and the balance of water.
The preparation method of the lithium silicate antirust agent comprises the following steps:
sodium silicate solution with mass concentration of 8% is added at a concentration of 0.4ml/cm2Mixing and reacting the mixed solution with lithium hydroxide powder after passing through a 732 type cation exchange resin bed at a min flow rate to obtain a lithium silicate solution, adding KH-550 and ethanol, stirring at room temperature for 10min, adding hexamethylenetetramine, zinc dihydrogen phosphate and glycolic acid, and stirring at room temperature for 50 min.
The preparation method of the cleaning agent for the outer surface of the high-speed rail body comprises the following steps:
(1) mixing and stirring fatty alcohol-polyoxyethylene ether, polyethylene glycol octyl phenyl ether, polyoxyethylene sorbitan monolaurate, polyoxyethylene polyoxypropylene glycerol ether, ethanol and water uniformly at room temperature;
(2) heating to 52 ℃, adding α -sodium alkenyl sulfonate and alkyl glycoside quaternary ammonium salt, keeping the temperature at 400r/min, and stirring for 3 h;
(3) cooling to 30 deg.C, adding lithium silicate antirust agent, benzotriazole, sodium tungstate, ethylene diamine tetraacetic acid, and triethanolamine, keeping the temperature for 600r/min, stirring for 15min, naturally cooling to room temperature, stirring for 3h at 100r/min, and packaging.
Example 5:
the cleaning agent for the outer surface of the high-speed rail vehicle body comprises, by weight, 2% of fatty alcohol-polyoxyethylene ether (AEO), 2% of polyethylene glycol octyl phenyl ether, 5% of polyoxyethylene sorbitan monolaurate, 1% of polyoxyethylene polyoxypropylene glycerol ether, 0.1% of α -sodium alkenyl sulfonate, 0.5% of alkyl glycoside quaternary ammonium salt, 1% of lithium silicate antirust agent, 3% of benzotriazole, 0.1% of sodium tungstate, 0.2% of ethylene diamine tetraacetic acid, 0.1% of triethanolamine, 10% of ethanol and the balance of water.
The preparation method of the lithium silicate antirust agent comprises the following steps:
sodium silicate solution with mass concentration of 5% is added at a concentration of 0.4ml/cm2Mixing and reacting the mixed solution with lithium hydroxide powder after passing through a 732 type cation exchange resin bed at a min flow rate to obtain a lithium silicate solution, adding KH-550 and ethanol, stirring at room temperature for 10min, adding hexamethylenetetramine, zinc dihydrogen phosphate and oxalic acid, and stirring at room temperature for 30 min.
The preparation method of the cleaning agent for the outer surface of the high-speed rail body comprises the following steps:
(1) mixing and stirring fatty alcohol-polyoxyethylene ether, polyethylene glycol octyl phenyl ether, polyoxyethylene sorbitan monolaurate, polyoxyethylene polyoxypropylene glycerol ether, ethanol and water uniformly at room temperature;
(2) heating to 50 ℃, adding α -sodium alkenyl sulfonate and alkyl glycoside quaternary ammonium salt, keeping the temperature at 400r/min, and stirring for 1 h;
(3) cooling to 30 deg.C, adding lithium silicate antirust agent, benzotriazole, sodium tungstate, ethylene diamine tetraacetic acid, and triethanolamine, keeping the temperature for 600r/min, stirring for 10min, naturally cooling to room temperature, stirring for 3h at 100r/min, and packaging.
Example 6:
the cleaning agent for the outer surface of the high-speed rail vehicle body comprises, by weight, 5% of fatty alcohol-polyoxyethylene ether (AEO), 5% of polyethylene glycol octyl phenyl ether, 12% of polyoxyethylene sorbitan monolaurate, 3% of polyoxyethylene polyoxypropylene glycerol ether, 0.4% of α -sodium alkenyl sulfonate, 1% of alkyl glycoside quaternary ammonium salt, 2% of a lithium silicate antirust agent, 8% of benzotriazole, 0.5% of sodium tungstate, 0.8% of ethylene diamine tetraacetic acid, 0.2% of triethanolamine, 15% of ethanol and the balance of water.
The preparation method of the lithium silicate antirust agent comprises the following steps:
sodium silicate solution with mass concentration of 8% is added at a concentration of 0.6ml/cm2Mixing and reacting the mixed solution with lithium hydroxide powder after passing through a 732 type cation exchange resin bed at a min flow rate to obtain a lithium silicate solution, adding KH-550 and ethanol, stirring at room temperature for 30min, adding hexamethylenetetramine, zinc dihydrogen phosphate and glycolic acid, and stirring at room temperature for 50 min.
The preparation method of the cleaning agent for the outer surface of the high-speed rail body comprises the following steps:
(1) mixing and stirring fatty alcohol-polyoxyethylene ether, polyethylene glycol octyl phenyl ether, polyoxyethylene sorbitan monolaurate, polyoxyethylene polyoxypropylene glycerol ether, ethanol and water uniformly at room temperature;
(2) heating to 60 ℃, adding α -sodium alkenyl sulfonate and alkyl glycoside quaternary ammonium salt, keeping the temperature for 500r/min, and stirring for 3 h;
(3) cooling to 35 deg.C, adding lithium silicate antirust agent, benzotriazole, sodium tungstate, ethylene diamine tetraacetic acid, and triethanolamine, keeping the temperature at 800r/min, stirring for 15min, naturally cooling to room temperature, stirring for 5h at 150r/min, and packaging.
Example 7:
the cleaning agent for the outer surface of the high-speed rail vehicle body comprises, by weight, 4% of fatty alcohol-polyoxyethylene ether (AEO), 5% of polyethylene glycol octyl phenyl ether, 11% of polyoxyethylene sorbitan monolaurate, 3% of polyoxyethylene polyoxypropylene glycerol ether, 0.1% of α -sodium alkenyl sulfonate, 0.7% of alkyl glycoside quaternary ammonium salt, 2% of a lithium silicate antirust agent, 8% of benzotriazole, 0.1% of sodium tungstate, 0.3% of ethylene diamine tetraacetic acid, 0.1% of triethanolamine, 12% of ethanol and the balance of water.
The preparation method of the lithium silicate antirust agent comprises the following steps:
sodium silicate solution with mass concentration of 7% is added at a concentration of 0.4ml/cm2Mixing and reacting the mixed solution with lithium hydroxide powder after passing through a 732 type cation exchange resin bed at a min flow rate to obtain a lithium silicate solution, adding KH-550 and ethanol, stirring at room temperature for 10min, adding hexamethylenetetramine, zinc dihydrogen phosphate and glycolic acid, and stirring at room temperature for 40 min.
The preparation method of the cleaning agent for the outer surface of the high-speed rail body comprises the following steps:
(1) mixing and stirring fatty alcohol-polyoxyethylene ether, polyethylene glycol octyl phenyl ether, polyoxyethylene sorbitan monolaurate, polyoxyethylene polyoxypropylene glycerol ether, ethanol and water uniformly at room temperature;
(2) heating to 50 ℃, adding α -sodium alkenyl sulfonate and alkyl glycoside quaternary ammonium salt, keeping the temperature at 400r/min, and stirring for 3 h;
(3) cooling to 30 ℃, adding the lithium silicate antirust agent, benzotriazole, sodium tungstate, ethylene diamine tetraacetic acid and triethanolamine, keeping the temperature for 800r/min, stirring for 12min, naturally cooling to room temperature, stirring for 3h at 140r/min, and subpackaging and warehousing.
Example 8:
the cleaning agent for the outer surface of the high-speed rail vehicle body comprises, by weight, 5% of fatty alcohol-polyoxyethylene ether (AEO), 2% of polyethylene glycol octyl phenyl ether, 12% of polyoxyethylene sorbitan monolaurate, 1% of polyoxyethylene polyoxypropylene glycerol ether, 0.4% of α -sodium alkenyl sulfonate, 0.5% of alkyl glycoside quaternary ammonium salt, 2% of a lithium silicate antirust agent, 3% of benzotriazole, 0.5% of sodium tungstate, 0.2% of ethylene diamine tetraacetic acid, 0.2% of triethanolamine, 10% of ethanol and the balance of water.
The preparation method of the lithium silicate antirust agent comprises the following steps:
sodium silicate solution with mass concentration of 8% is added at a concentration of 0.4ml/cm2Mixing and reacting the mixed solution with lithium hydroxide powder after passing through a 732 type cation exchange resin bed at a min flow rate to obtain a lithium silicate solution, adding KH-550 and ethanol, stirring at room temperature for 30min, adding hexamethylenetetramine, zinc dihydrogen phosphate and oxalic acid, and stirring at room temperature for 50 min.
The preparation method of the cleaning agent for the outer surface of the high-speed rail body comprises the following steps:
(1) mixing and stirring fatty alcohol-polyoxyethylene ether, polyethylene glycol octyl phenyl ether, polyoxyethylene sorbitan monolaurate, polyoxyethylene polyoxypropylene glycerol ether, ethanol and water uniformly at room temperature;
(2) heating to 50 ℃, adding α -sodium alkenyl sulfonate and alkyl glycoside quaternary ammonium salt, keeping the temperature for 500r/min, and stirring for 1 h;
(3) cooling to 35 deg.C, adding lithium silicate antirust agent, benzotriazole, sodium tungstate, ethylene diamine tetraacetic acid, and triethanolamine, keeping the temperature for 600r/min, stirring for 15min, naturally cooling to room temperature, stirring for 5h at 100r/min, and packaging.
Table 1 below shows the performance parameters of the cleaning agents of examples 1 to 3 according to the invention:
the performance parameters of the cleaning agent were tested with HT300 gray cast iron and 45 steel as the substrate, according to JB/T4323.2-1999 and QB/T2117-1995.
Table 1:
as can be seen from the above Table 1, the cleaning agent of the present invention has excellent cleaning performance, high storage stability at high and low temperatures, good rust resistance, and is more green and environmentally friendly.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The cleaning agent for the outer surface of the high-speed rail vehicle body is characterized by comprising, by weight, 2-5% of fatty alcohol-polyoxyethylene ether, 2-5% of polyethylene glycol octyl phenyl ether, 5-12% of polyoxyethylene sorbitan monolaurate, 1-3% of polyoxyethylene polyoxypropylene glycerol ether, 0.1-0.4% of α -sodium alkenyl sulfonate, 0.5-1% of alkyl glycoside quaternary ammonium salt, 1-2% of lithium silicate antirust agent, 3-8% of benzotriazole, 0.1-0.5% of sodium tungstate, 0.2-0.8% of ethylene diamine tetraacetic acid, 0.1-0.2% of triethanolamine, 10-15% of ethanol and the balance of water.
2. The exterior surface cleaning agent for the high-speed rail vehicle body according to claim 1, which comprises, by weight, 3% of fatty alcohol-polyoxyethylene ether, 5% of polyethylene glycol octyl phenyl ether, 8% of polyoxyethylene sorbitan monolaurate, 2.5% of polyoxyethylene polyoxypropylene glyceryl ether, 0.2% of α -sodium alkenyl sulfonate, 0.6% of alkyl glycoside quaternary ammonium salt, 1.3% of lithium silicate antirust agent, 5% of benzotriazole, 0.2% of sodium tungstate, 0.6% of ethylene diamine tetraacetic acid, 0.1% of triethanolamine, 12% of ethanol, and the balance water.
3. The exterior surface cleaning agent for the high-speed rail vehicle body according to claim 1, which comprises, by weight, 5% of fatty alcohol-polyoxyethylene ether, 4.5% of polyethylene glycol octyl phenyl ether, 6% of polyoxyethylene sorbitan monolaurate, 1.8% of polyoxyethylene polyoxypropylene glyceryl ether, 0.1% of α -sodium alkenyl sulfonate, 0.8% of alkyl glycoside quaternary ammonium salt, 2% of lithium silicate antirust agent, 6% of benzotriazole, 0.4% of sodium tungstate, 0.6% of ethylene diamine tetraacetic acid, 0.1% of triethanolamine, 14% of ethanol, and the balance of water.
4. The exterior surface cleaning agent for high-speed rail bodies as claimed in claim 1, wherein the molecular formula of the fatty alcohol-polyoxyethylene ether is R-O- (CH2CH2O)n-H, wherein R is a saturated or unsaturated C12-18 branched alkyl group.
5. The exterior surface cleaning agent for high-speed rail bodies as claimed in claim 4, wherein n is 6-20.
6. The cleaning agent for the outer surface of the body of the high-speed rail as claimed in claim 1, wherein the preparation method of the lithium silicate antirust agent is as follows:
passing sodium silicate aqueous solution through 732 type cation exchange resin bed at a certain flow rate, mixing with lithium hydroxide powder, reacting to obtain lithium silicate solution, adding KH-550 and ethanol, stirring at room temperature for 10-30min, adding hexamethylenetetramine, zinc dihydrogen phosphate and organic acid, and stirring at room temperature for 30-50 min.
7. The cleaning agent for the outer surface of the body of the high-speed railway according to claim 6, wherein the mass concentration of the sodium silicate aqueous solution is 5-8%.
8. The exterior surface cleaning agent for high-speed railway bodies as claimed in claim 6, wherein the flow rate of the aqueous solution of sodium silicate is 0.4 to 0.6ml/cm2·min。
9. The exterior surface cleaning agent for high-speed rail bodies as claimed in claim 6, wherein the organic acid is any one of oxalic acid, tartaric acid, citric acid, malic acid and glycolic acid.
10. The preparation method of the cleaning agent for the outer surface of the body of the high-speed rail as claimed in any one of claims 1 to 9, comprising the steps of:
(1) mixing and stirring fatty alcohol-polyoxyethylene ether, polyethylene glycol octyl phenyl ether, polyoxyethylene sorbitan monolaurate, polyoxyethylene polyoxypropylene glycerol ether, ethanol and water uniformly at room temperature;
(2) heating to 50-60 ℃, adding α -sodium alkenyl sulfonate and alkyl glycoside quaternary ammonium salt, keeping the temperature at 400-;
(3) cooling to 30-35 ℃, adding the lithium silicate antirust agent, benzotriazole, sodium tungstate, ethylene diamine tetraacetic acid and triethanolamine into the heat preservation solution with the temperature of 600-.
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