CN116120996A - Cleaning agent for heavy oil dirt of kitchen range hood and preparation method of cleaning agent - Google Patents

Cleaning agent for heavy oil dirt of kitchen range hood and preparation method of cleaning agent Download PDF

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Publication number
CN116120996A
CN116120996A CN202211476714.0A CN202211476714A CN116120996A CN 116120996 A CN116120996 A CN 116120996A CN 202211476714 A CN202211476714 A CN 202211476714A CN 116120996 A CN116120996 A CN 116120996A
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China
Prior art keywords
cleaning agent
surfactant
agent
heavy oil
kitchen range
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CN202211476714.0A
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Chinese (zh)
Inventor
刘子灿
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Guangdong Kaimeng Passivation And Rust Prevention Technology Co ltd
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Guangdong Kaimeng Passivation And Rust Prevention Technology Co ltd
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Priority to CN202211476714.0A priority Critical patent/CN116120996A/en
Publication of CN116120996A publication Critical patent/CN116120996A/en
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    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/66Non-ionic compounds
    • C11D1/72Ethers of polyoxyalkylene glycols
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D9/00Chemical paint or ink removers
    • C09D9/04Chemical paint or ink removers with surface-active agents
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/66Non-ionic compounds
    • C11D1/825Mixtures of compounds all of which are non-ionic
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02Inorganic compounds ; Elemental compounds
    • C11D3/04Water-soluble compounds
    • C11D3/044Hydroxides or bases
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16Organic compounds
    • C11D3/20Organic compounds containing oxygen
    • C11D3/2003Alcohols; Phenols
    • C11D3/2006Monohydric alcohols
    • C11D3/201Monohydric alcohols linear
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16Organic compounds
    • C11D3/20Organic compounds containing oxygen
    • C11D3/2075Carboxylic acids-salts thereof
    • C11D3/2086Hydroxy carboxylic acids-salts thereof
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16Organic compounds
    • C11D3/26Organic compounds containing nitrogen
    • C11D3/33Amino carboxylic acids

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Detergent Compositions (AREA)

Abstract

The invention relates to the technical field of cleaning agents, in particular to a cleaning agent for heavy oil dirt of kitchen range hoods and a preparation method thereof, wherein the cleaning agent comprises the following components in percentage by weight: 7-12% of surfactant, 3-7% of dispersing agent, 0.3-1.2% of chelating agent, 0.3-1.2% of pH regulator and the balance of deionized water. The cleaning agent has strong cleaning capability, can quickly remove various greasy dirt, has mild performance, is nontoxic and nonirritant, does not harm skin, and is safe and convenient to use and good in stability; the cleaning agent is applicable to various materials, is applicable to cleaning stainless steel, iron, paint surfaces, woodware and glass, and can also clean marks of oil pens.

Description

Cleaning agent for heavy oil dirt of kitchen range hood and preparation method of cleaning agent
Technical Field
The invention relates to the technical field of cleaning agents, in particular to a cleaning agent for heavy oil dirt of a kitchen range hood and a preparation method thereof.
Background
Due to the cooking mode of the diet in China and the traditional living habit, the cooking fume in the kitchen environment is heavy, and the dirt on the surfaces of the devices and surrounding objects is very oily, such as the hard surfaces of the smoke exhaust ventilator, the ventilating fan, the gas stove, the ceramic tile, the wall and the like, which not only affects the cleanness and the sanitation of the kitchen environment, but also is unfavorable for health. Especially, the surface and the inside of the range hood are easy to accumulate a thick and sticky layer of the yellow oil sludge. The existence of fatlute can not only influence the pleasing to the eye of lampblack absorber, still can influence the oil extraction effect of lampblack absorber, and the oil smoke stays in the room for a long time, can influence human health, in addition, because the viscidity ratio of fatlute is great, can increase the work load of motor, sometimes burn the motor even, influence the normal use of lampblack absorber, consequently, must regularly clear up the fatlute that exists inside and outside the lampblack absorber.
In order to better keep the range hood clean, various products for cleaning the range hood are available in the market. However, the following disadvantages mainly exist when the products of the same type are imported from China and part of the current countries: 1. the cleaning capability is generally weak, the requirement of removing greasy dirt cannot be met, and repeated scrubbing is often needed to achieve the requirement barely; 2. part of the products contain solvents and smell stings and are easy to damage the paint surface of the kitchen range. Therefore, the heavy oil scale cleaning agent which is environment-friendly, free of phosphorus and nitrogen, free of hurting hands and free of pungent smell and has high oil removal speed needs to be developed.
Disclosure of Invention
In order to overcome the defects and shortcomings in the prior art, the invention aims to provide the cleaning agent for the heavy oil dirt of the kitchen range hood, which has strong cleaning capability, can quickly remove various greasy dirt, has mild performance, is nontoxic and non-irritating, does not harm the skin, is safe and convenient to use and has good stability; the cleaning agent is applicable to various materials, is applicable to cleaning stainless steel, iron, paint surfaces, woodware and glass, and can also clean marks of oil pens.
The invention further aims to provide a preparation method of the cleaning agent for the heavy oil scale of the kitchen range hood, which is simple and efficient, convenient to operate and control, high in quality of produced products, environment-friendly and convenient for industrial production.
The aim of the invention is achieved by the following technical scheme: the cleaning agent for the heavy oil dirt of the kitchen range hood comprises the following components in percentage by weight: 7-12% of surfactant, 3-7% of dispersing agent, 0.3-1.2% of chelating agent, 0.3-1.2% of pH regulator and the balance of deionized water.
Preferably, the composition comprises the following components in percentage by weight: 7-12% of surfactant, 3-5% of dispersing agent, 0.3-1.2% of chelating agent, 0.3-1.2% of pH regulator, 0-3% of absolute ethyl alcohol, 0-0.1% of essence and the balance of deionized water.
The cleaning agent has strong cleaning capability, can quickly remove various greasy dirt, has mild performance, is nontoxic and nonirritant, does not harm skin, and is safe and convenient to use and good in stability; the cleaning agent is applicable to various materials, is applicable to cleaning stainless steel, iron, paint surfaces, woodware and glass, and can clean marks of oil pens; when the stainless steel cover of the range hood is cleaned, the oil removal speed is greatly improved, the oil removal speed is obviously accelerated, the cleaning rate is obviously improved, and the oil stain is not hard, sticky, well cleaned and does not block a sewer after the product is cleaned.
Preferably, the surfactant is an isomeric alcohol ether surfactant; more preferably, the isomeric alcohol ether surfactant is one or more of modified isomeric alcohol ether, isomeric alcohol polyoxyethylene ether, isomeric decaalcohol polyoxyethylene ether and isomeric tridecyl alcohol polyoxyethylene ether.
The isomeric alcohol ether surfactant adopted in the surfactant is matched with the dispersing agent, so that the detergency of the cleaning agent, the foam performance of the surfactant and the freeze thawing stability of the product can be improved, and the minimum film forming temperature of the product can be reduced; the modified isomerism alcohol ether adopted in the method has the advantages of strong emulsifying capacity, high surface activity, hard water resistance, good chemical stability and environmental compatibility in a wider pH value range, degreasing effect, suitability for cleaning various metals, good rust resistance, difficult corrosion, one-layer protection, difficult watermarking and bright workpiece after cleaning.
Preferably, the dispersant is an isomeric alcohol carboxylate.
The isomeric alcohol carboxylate adopted in the invention has the characteristics of strong degreasing capability, good water solubility, good compatibility, good durability, no phosphorus, environmental protection and the like, and can assist the assistants such as a surfactant and the like to promote the dispersing and crawling capability of the cleaning agent on dirt, and has good complexing capability on calcium and magnesium ions.
Preferably, the chelating agent is at least one of EDTA-4Na and EDTA-2Na.
The specific chelating agent adopted in the invention has strong chelation effect on metal ions, especially calcium and magnesium ions, so that the water is softened and is beneficial to cleaning.
Preferably, the pH regulator is sodium hydroxide or potassium hydroxide.
The pH regulator is adopted in the invention, and can be added more or less according to the amount of greasy dirt, but no matter how much pH regulator is put, the pH regulator is not harmful to stainless steel.
The invention also provides a preparation method of the cleaning agent for the heavy oil scale of the kitchen range hood, which is prepared through the following steps:
s1, weighing a pH regulator according to weight percentage, putting the pH regulator into a dry container, slowly adding deionized water at room temperature, stirring and dissolving until the mixture is clear for later use;
s2, heating the solution dissolved in the step S1 to 35-45 ℃ in a water bath, adding the weighed chelating agent into the solution according to the weight percentage, stirring uniformly, adding the dispersing agent and the surfactant, continuously and uniformly stirring until the dispersing agent and the surfactant are completely dissolved, and finally adding absolute ethyl alcohol and essence, stirring and dissolving until the mixture is clear, thus obtaining the cleaning agent.
The cleaning agent is prepared by the method, and the cleaning agent prepared by the method has the advantages of strong cleaning capability, capability of quickly removing various greasy dirt, mild performance, no toxicity or irritation, no harm to skin, safe and convenient use and good stability; when heavy oil dirt of the kitchen range hood is removed, oil dirt is quickly removed within 1-3 minutes, and the kitchen range hood is visible to naked eyes, is environment-friendly, does not hurt hands, has no pungent smell, is applicable to various materials, and is applicable to cleaning stainless steel, iron, paint surfaces, woodware and glass.
The invention has the beneficial effects that: the cleaning agent has strong cleaning capability, can quickly remove various greasy dirt, has mild performance, is nontoxic and nonirritant, does not harm skin, and is safe and convenient to use and good in stability; the cleaning agent is applicable to various materials, is applicable to cleaning stainless steel, iron, paint surfaces, woodware and glass, and can clean marks of oil pens; when the stainless steel cover of the range hood is cleaned, the oil removal speed is greatly improved, the oil removal speed is obviously accelerated, the cleaning rate is obviously improved, and the oil stain is not hard, sticky, well cleaned and does not block a sewer after the product is cleaned.
Detailed Description
The invention will be further illustrated by the following examples, which are not intended to limit the scope of the invention, in order to facilitate the understanding of those skilled in the art.
Example 1
The cleaning agent for the heavy oil dirt of the kitchen range hood comprises the following components in percentage by weight: 7% of surfactant, 3% of dispersant, 0.3% of chelating agent, 0.3% of pH regulator and the balance of deionized water.
The surfactant is an isomeric alcohol ether surfactant; the isopolyol ether surfactant is modified isopolyol ether, and the modified isopolyol ether is jx08-01 modified isopolyol polyoxyethylene ether manufactured by Handa, jieshen chemical product company.
The dispersant is an isomeric alcohol carboxylate, which is available from Dexu New Material (Guangzhou) under the model DX-S202 isomeric alcohol carboxylate.
The chelating agent is EDTA-4Na.
The pH regulator is sodium hydroxide.
The cleaning agent for the heavy oil dirt of the kitchen range hood is prepared through the following steps:
s1, weighing a pH regulator according to weight percentage, putting the pH regulator into a dry container, slowly adding deionized water at room temperature, stirring and dissolving until the mixture is clear for later use;
s2, heating the solution dissolved in the step S1 to 35 ℃ in a water bath, adding the weighed chelating agent into the solution according to the weight percentage, stirring uniformly, adding the dispersing agent and the surfactant, and continuously and uniformly stirring until the dispersing agent and the surfactant are completely dissolved, thus obtaining the cleaning agent.
Example 2
The cleaning agent for the heavy oil dirt of the kitchen range hood comprises the following components in percentage by weight: 8% of surfactant, 4% of dispersing agent, 0.5% of chelating agent, 0.5% of pH regulator, 1% of absolute ethyl alcohol, 0.25% of essence and the balance of deionized water.
The surfactant is an isomeric alcohol ether surfactant; the isopolyol ether surfactant is modified isopolyol ether, and the modified isopolyol ether is jx08-01 modified isopolyol polyoxyethylene ether manufactured by Handa, jieshen chemical product company.
The dispersant is an isomeric alcohol carboxylate, which is available from Dexu New Material (Guangzhou) under the model DX-S202 isomeric alcohol carboxylate.
The chelating agent is EDTA-2Na.
The pH regulator is potassium hydroxide.
The cleaning agent for the heavy oil dirt of the kitchen range hood is prepared through the following steps:
s1, weighing a pH regulator according to weight percentage, putting the pH regulator into a dry container, slowly adding deionized water at room temperature, stirring and dissolving until the mixture is clear for later use;
s2, heating the solution dissolved in the step S1 to 38 ℃ in a water bath, adding the weighed chelating agent into the solution according to the weight percentage, stirring uniformly, adding the dispersing agent and the surfactant, continuously and uniformly stirring until the dispersing agent and the surfactant are completely dissolved, and finally adding absolute ethyl alcohol and essence, stirring and dissolving until the mixture is clear, thus obtaining the cleaning agent.
Example 3
The cleaning agent for the heavy oil dirt of the kitchen range hood comprises the following components in percentage by weight: 9% of surfactant, 5% of dispersing agent, 0.7% of chelating agent, 0.7% of pH regulator, 2% of absolute ethyl alcohol, 0.5% of essence and the balance of deionized water.
The surfactant is an isomeric alcohol ether surfactant; the isomeric alcohol ether surfactant is a mixture composed of modified isomeric alcohol ether and isomeric tridecyl alcohol polyoxyethylene ether according to a weight ratio of 1:07, wherein the modified isomeric alcohol ether is jx08-01 modified isomeric alcohol polyoxyethylene ether which is produced by Jieshen chemical company of Lianjieshen, and the isomeric tridecyl alcohol polyoxyethylene ether is isomeric tridecyl alcohol polyoxyethylene ether e-1309.
The dispersant is an isomeric alcohol carboxylate, which is available from Dexu New Material (Guangzhou) under the model DX-S202 isomeric alcohol carboxylate.
The chelating agent is a mixture of EDTA-4Na and EDTA-2Na according to the weight ratio of 0.8:0.7.
The pH regulator is sodium hydroxide or potassium hydroxide.
The cleaning agent for the heavy oil dirt of the kitchen range hood is prepared through the following steps:
s1, weighing a pH regulator according to weight percentage, putting the pH regulator into a dry container, slowly adding deionized water at room temperature, stirring and dissolving until the mixture is clear for later use;
s2, heating the solution dissolved in the step S1 to 40 ℃ in a water bath, adding the weighed chelating agent into the solution according to the weight percentage, stirring uniformly, adding the dispersing agent and the surfactant, continuously and uniformly stirring until the dispersing agent and the surfactant are completely dissolved, and finally adding absolute ethyl alcohol and essence, stirring and dissolving until the mixture is clear, thus obtaining the cleaning agent.
Example 4
The cleaning agent for the heavy oil dirt of the kitchen range hood comprises the following components in percentage by weight: 10% of surfactant, 6% of dispersing agent, 0.9% of chelating agent, 0.9% of pH regulator, 2.5% of absolute ethyl alcohol, 0.75% of essence and the balance of deionized water.
The surfactant is an isomeric alcohol ether surfactant; the isopolyol ether surfactant is modified isopolyol ether, and the modified isopolyol ether is jx08-01 modified isopolyol polyoxyethylene ether manufactured by Handa, jieshen chemical product company.
The dispersant is an isomeric alcohol carboxylate, which is available from Dexu New Material (Guangzhou) under the model DX-S202 isomeric alcohol carboxylate.
The chelating agent is EDTA-2Na.
The pH regulator is potassium hydroxide.
The cleaning agent for the heavy oil dirt of the kitchen range hood is prepared through the following steps:
s1, weighing a pH regulator according to weight percentage, putting the pH regulator into a dry container, slowly adding deionized water at room temperature, stirring and dissolving until the mixture is clear for later use;
s2, heating the solution dissolved in the step S1 to 42 ℃ in a water bath, adding the weighed chelating agent into the solution according to the weight percentage, stirring uniformly, adding the dispersing agent and the surfactant, continuously and uniformly stirring until the dispersing agent and the surfactant are completely dissolved, and finally adding absolute ethyl alcohol and essence, stirring and dissolving until the mixture is clear, thus obtaining the cleaning agent.
Example 5
The cleaning agent for the heavy oil dirt of the kitchen range hood comprises the following components in percentage by weight: 12% of surfactant, 7% of dispersing agent, 1.2% of chelating agent, 1.2% of pH regulator, 3% of absolute ethyl alcohol, 0.1% of essence and the balance of deionized water.
The surfactant is an isomeric alcohol ether surfactant; the isopolyol ether surfactant is modified isopolyol ether, and the modified isopolyol ether is jx08-01 modified isopolyol polyoxyethylene ether manufactured by Handa, jieshen chemical product company.
The dispersant is an isomeric alcohol carboxylate, which is available from Dexu New Material (Guangzhou) under the model DX-S202 isomeric alcohol carboxylate.
The chelating agent is EDTA-4Na.
The pH regulator is sodium hydroxide or potassium hydroxide.
The cleaning agent for the heavy oil dirt of the kitchen range hood is prepared through the following steps:
s1, weighing a pH regulator according to weight percentage, putting the pH regulator into a dry container, slowly adding deionized water at room temperature, stirring and dissolving until the mixture is clear for later use;
s2, heating the solution dissolved in the step S1 to 45 ℃ in a water bath, adding the weighed chelating agent into the solution according to the weight percentage, stirring uniformly, adding the dispersing agent and the surfactant, continuously and uniformly stirring until the dispersing agent and the surfactant are completely dissolved, and finally adding absolute ethyl alcohol and essence, stirring and dissolving until the mixture is clear, thus obtaining the cleaning agent.
Comparative example 1
This comparative example differs from example 3 above in that: the raw materials of the cleaning agent of the comparative example are fatty alcohol polyoxyethylene ether sodium sulfate instead of the surfactant. The remainder of this comparative example is the same as in example 3 and will not be described here again.
Comparative example 2
This comparative example differs from example 3 above in that: no dispersant was added to the raw materials of the cleaning agent of this comparative example. The remainder of this comparative example is the same as in example 3 and will not be described here again.
Other technical characteristics of the sample prepared in this example 3 were measured by referring to the experimental methods of the detergency test of the national Standard for liquid kitchen oil stain cleaning agent or the QB/T4348-2012, and the test results are shown in Table 1.
The use method of the cleaning agent prepared by the invention is as follows: when in use, the cleaning agent is sprayed on the oil dirt surface of the range hood, and the cleaning agent prepared in the example 3 is sprayed at about 15ml/m when the heavy oil dirt on the surface of the range hood is cleaned 2 Wetting for 1-3min, scrubbing with rag, repeating for several times, and comparing with commercially available cleaning agent according to its instruction for use 25ml/m 2 And about 15ml/m of the cleaning agent prepared in comparative examples 1-2 2 The combination cleaning performance of example 3 was found to be superior to those of comparative examples 1-2 and commercial products, as shown in Table 1, by comparing the homemade cleaning agent of example 3 with the comparative examples 1-2, and the corrosiveness and detergency of the commercial kitchen large rooster plate cleaning agent
TABLE 1
Project Active substance content (%) Corrosion amount (LY) 12 )mg Detergency (%) Cleaning speed (min)
Example 3 ≥35.4 ≤80 ≥99.5 ≤1.5
Comparative example 1 15.8≥,≤30.7 ≥100 ≤78.4 ≥3
Comparative example 2 18.1≥,≤31.2 ≥95 ≤84.2 ≥2.5
Commercial products 16.4≥,≤26.4 ≥100 ≤86.5 ≥5
As is clear from example 3, the cleaning agent prepared by the invention has the advantages of high total active substances compared with the commercial products, small corrosiveness to the cleaned objects, good decontamination effect, high cleaning speed and the like.
As can be seen from the comparison of the example 3 and the comparative examples 1-2, the addition of the isomeric alcohol ether surfactant and the dispersant in the formulation under the same conditions can lead the prepared cleaning agent to have the advantages of high total active substances, small corrosiveness to the cleaned objects, good decontamination effect, high cleaning speed and the like, and has more superior performances compared with the existing products, and wide market prospect and application value.
The above embodiments are preferred embodiments of the present invention, and besides, the present invention may be implemented in other ways, and any obvious substitution is within the scope of the present invention without departing from the concept of the present invention.

Claims (8)

1. The cleaning agent for the heavy oil dirt of the kitchen range hood is characterized in that: comprises the following components in percentage by weight: 7-12% of surfactant, 3-7% of dispersing agent, 0.3-1.2% of chelating agent, 0.3-1.2% of pH regulator and the balance of deionized water.
2. A cleaning agent for heavy oil stains of kitchen range hoods according to claim 1, wherein: comprises the following components in percentage by weight: 7-12% of surfactant, 3-5% of dispersing agent, 0.3-1.2% of chelating agent, 0.3-1.2% of pH regulator, 0-3% of absolute ethyl alcohol, 0-0.1% of essence and the balance of deionized water.
3. A cleaning agent for heavy oil stains of kitchen range hoods according to claim 1, wherein: the surfactant is an isomeric alcohol ether surfactant.
4. A cleaning agent for heavy oil stains in kitchen range hoods according to claim 3, wherein: the isomeric alcohol ether surfactant is one or more of modified isomeric alcohol ether, isomeric alcohol polyoxyethylene ether, isomeric tridecyl alcohol polyoxyethylene ether and isomeric tridecyl alcohol polyoxyethylene ether.
5. A cleaning agent for heavy oil stains of kitchen range hoods according to claim 1, wherein: the dispersant is an isomeric alcohol carboxylate.
6. A cleaning agent for heavy oil stains of kitchen range hoods according to claim 1, wherein: the chelating agent is at least one of EDTA-4Na and EDTA-2Na.
7. A cleaning agent for heavy oil stains of kitchen range hoods according to claim 1, wherein: the pH regulator is sodium hydroxide or potassium hydroxide.
8. A method for preparing the cleaning agent for heavy oil dirt of kitchen range hood according to any one of claims 2 to 7, which is characterized in that: the preparation method comprises the following steps:
s1, weighing a pH regulator according to weight percentage, putting the pH regulator into a dry container, slowly adding deionized water at room temperature, stirring and dissolving until the mixture is clear for later use;
s2, heating the solution dissolved in the step S1 to 35-45 ℃ in a water bath, adding the weighed chelating agent into the solution according to the weight percentage, stirring uniformly, adding the dispersing agent and the surfactant, continuously and uniformly stirring until the dispersing agent and the surfactant are completely dissolved, and finally adding absolute ethyl alcohol and essence, stirring and dissolving until the mixture is clear, thus obtaining the cleaning agent.
CN202211476714.0A 2022-11-23 2022-11-23 Cleaning agent for heavy oil dirt of kitchen range hood and preparation method of cleaning agent Pending CN116120996A (en)

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Application Number Priority Date Filing Date Title
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