CN115386434A - Bi-component cleaning agent for cleaning pipeline and preparation method thereof - Google Patents

Bi-component cleaning agent for cleaning pipeline and preparation method thereof Download PDF

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Publication number
CN115386434A
CN115386434A CN202210833052.1A CN202210833052A CN115386434A CN 115386434 A CN115386434 A CN 115386434A CN 202210833052 A CN202210833052 A CN 202210833052A CN 115386434 A CN115386434 A CN 115386434A
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component
parts
cleaning
agent
acid
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全无畏
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Guangzhou Renhe Cleaning Co ltd
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Guangzhou Renhe Cleaning Co ltd
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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
    • C11D1/83Mixtures of non-ionic with anionic compounds
    • 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
    • C11D1/02Anionic compounds
    • C11D1/12Sulfonic acids or sulfuric acid esters; Salts thereof
    • C11D1/14Sulfonic acids or sulfuric acid esters; Salts thereof derived from aliphatic hydrocarbons or mono-alcohols
    • C11D1/146Sulfuric acid esters
    • 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
    • C11D3/042Acids
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    • 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
    • C11D3/046Salts
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    • 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
    • C11D3/06Phosphates, including polyphosphates
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    • 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
    • C11D3/10Carbonates ; Bicarbonates
    • 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
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    • 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
    • C11D3/28Heterocyclic compounds containing nitrogen in the ring
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    • 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
    • C11D3/30Amines; Substituted amines ; Quaternized amines
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    • 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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    • C11D3/00Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16Organic compounds
    • C11D3/34Organic compounds containing sulfur
    • C11D3/349Organic compounds containing sulfur additionally containing nitrogen atoms, e.g. nitro, nitroso, amino, imino, nitrilo, nitrile groups containing compounds or their derivatives or thio urea
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    • C11D3/00Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16Organic compounds
    • C11D3/37Polymers
    • C11D3/3703Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C11D3/373Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicones
    • C11D3/3738Alkoxylated silicones
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    • C11DDETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
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    • C11D3/16Organic compounds
    • C11D3/37Polymers
    • C11D3/3746Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C11D3/378(Co)polymerised monomers containing sulfur, e.g. sulfonate
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    • C11D1/008Polymeric surface-active agents
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    • C11D1/00Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/02Anionic compounds
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    • C11D1/72Ethers of polyoxyalkylene glycols
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    • C11D2111/00Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
    • C11D2111/10Objects to be cleaned
    • C11D2111/14Hard surfaces
    • C11D2111/20Industrial or commercial equipment, e.g. reactors, tubes or engines

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Abstract

A bi-component cleaning agent for cleaning pipelines and a preparation method thereof relate to the technical field of cleaning agents; the adhesive comprises a component A and a component B, wherein the component A comprises the following components in parts by weight: 20-30 parts of sulfamic acid, 5-15 parts of organic acid, 3-8 parts of polyvinylpyrrolidone, 1-6 parts of alkyl glycoside polyoxyethylene ether, 1-5 parts of sodium alkyl benzene sulfonate, 1-3 parts of acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, 1-5 parts of complexing agent and 2-6 parts of corrosion inhibitor; the component B comprises: 15-25 parts of sodium bicarbonate, 1-5 parts of inorganic salt, 0.1-2 parts of penetrating agent and 0.1-2 parts of film forming agent. The bi-component cleaning agent has strong detergency, can deeply clean the dirt of the pipeline, and is not easy to corrode the pipe wall; the cleaning agent is also added with sodium bicarbonate which can be strongly decomposed when meeting acid to generate carbon dioxide, so that the cleaning agent can be used for deeply cleaning the pipe wall, and simultaneously, the generated acting force can peel off and remove the dirt.

Description

Bi-component cleaning agent for cleaning pipeline and preparation method thereof
Technical Field
The invention belongs to the technical field of cleaning agents, and particularly relates to a bi-component cleaning agent for cleaning a pipeline and a preparation method thereof.
Background
After a chemical pipeline such as a heat exchanger pipe, a boiler pipe, a blow-off pipe and the like is used for a certain time, a large amount of metal compound dirt such as calcium carbonate, magnesium carbonate and the like is generally contained, so that dirt is accumulated on the inner wall of the pipeline, the thicker the accumulated dirt is, the smaller the inner diameter of the sewage pipe becomes, the flow rate of liquid is reduced, the possibility of blockage is increased, and the pipe wall is easily corroded due to long-time contact of the dirt and the pipe wall, so that potential safety hazards are caused, and therefore the pipeline needs to be cleaned regularly.
The method for cleaning the pipeline dirt generally comprises physical cleaning and chemical cleaning, wherein the physical cleaning can peel off the dirt with larger volume in a blocking manner, but the difficulty of physical cleaning in a narrow space is higher, and complex work such as pipeline dismantling is needed; the chemical cleaning can greatly reduce the labor intensity and improve the working efficiency, but the acid cleaning agent on the market has better cleaning performance on the pipeline containing a small amount of stains, but the pipeline containing local caking dirt is difficult to effectively strip and remove, and the dirt-removing capacity is poor; the cleaning agent containing partial halogen ions, such as the cleaning agent containing hydrofluoric acid and the cleaning agent containing mixed acid of hydrochloric acid and phosphoric acid, has strong cleaning performance and obvious cleaning performance on most dirt, but the halogen ions are easy to corrode the metal pipe wall, so that the service life of the pipeline is influenced.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a bi-component cleaning agent for cleaning pipelines, which has strong detergency, can deeply clean the dirt of the pipelines and is not easy to corrode the pipe walls.
The invention also aims to provide a preparation method of the bi-component cleaning agent for cleaning the pipeline, which has simple preparation process and strong operability.
One of the purposes of the invention is realized by adopting the following technical scheme:
a bi-component cleaning agent for cleaning pipelines comprises a component A and a component B which are calculated according to parts by weight,
the component A comprises: 20-30 parts of sulfamic acid, 5-15 parts of organic acid, 3-8 parts of polyvinylpyrrolidone, 1-6 parts of alkyl glycoside polyoxyethylene ether, 1-5 parts of sodium alkyl benzene sulfonate, 1-3 parts of acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, 1-5 parts of complexing agent and 2-6 parts of corrosion inhibitor;
the component B comprises: 15-25 parts of sodium bicarbonate, 1-5 parts of inorganic salt, 0.1-2 parts of penetrating agent and 0.1-2 parts of film forming agent.
Further, the organic acid is one or more of citric acid, tartaric acid, malic acid and succinic acid.
Further, the organic acid is citric acid and tartaric acid with the mass ratio of 0.8-1.5.
Further, the complexing agent is one or more than two of EDTA, sodium citrate and sodium hexametaphosphate.
Further, the corrosion inhibitor is one or more than two of hexamethylenetetramine, thiourea, 2-mercaptobenzothiazole and dodecyl dimethyl ammonium chloride.
Further, the inorganic salt is one or more than two of sodium chloride, calcium chloride and potassium chloride.
Further, the penetrating agent is one or more than two of sodium dodecyl sulfate, alkylphenol ethoxylates, fatty alcohol-polyoxyethylene ether and propoxylated glycerol triacrylate; the film-forming agent is C20-40 alkyl polyether co-modified silicone oil.
Further, the mass ratio of the component A to the component B is 1-5.
Further, the mass ratio of the organic acid to the sodium bicarbonate is 0.5-2.
The second purpose of the invention is realized by adopting the following technical scheme:
a preparation method of a bi-component cleaning agent for cleaning pipelines is used for preparing the bi-component cleaning agent for cleaning the pipelines and comprises the following steps:
1) Uniformly mixing sulfamic acid, organic acid, polyvinylpyrrolidone, alkyl glycoside polyoxyethylene ether, sodium alkyl benzene sulfonate, acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, complexing agent and corrosion inhibitor with formula amount and water to obtain a component A;
2) Uniformly mixing the sodium bicarbonate, the inorganic salt, the penetrating agent and the film forming agent with the formula ratio with water to obtain the component B.
3) And mixing the component A and the component B to obtain the bi-component cleaning agent for cleaning the pipeline.
Compared with the prior art, the invention has the beneficial effects that:
according to the double-component cleaning agent for cleaning the pipeline, the sulfamic acid and the organic acid are used as cleaning main agents, the sulfamic acid is strong in dissolving power and high in speed, the slightly-soluble inorganic salt is remarkably removed, the sulfamic acid and the organic acid are compounded, so that the decontamination performance can be improved, the organic acid has good oxidizability and chelation, and dirt is stripped, infiltrated, dispersed and chelated under the coordination of the complexing agent and the corrosion inhibitor, so that the pipeline is cleaned; furthermore, sulfamic acid can be mixed with inorganic salt to react to slowly generate hydrochloric acid, so that the solubility of the sulfamic acid to the iron-containing dirt is improved; the polyvinylpyrrolidone, the alkyl glycoside polyoxyethylene ether and the sodium alkyl benzene sulfonate are used as surfactants, so that the permeability of the cleaning agent can be improved, the peeling and dispersion of dirt are facilitated, and the cleaning property is strong; the acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer is used as a scale inhibitor, can inhibit the polymerization of dirt, interfere the scaling of insoluble inorganic salt and achieve the effect of long-acting scale inhibition; in addition, sodium bicarbonate is added into the cleaning agent, and can be strongly decomposed when meeting acid to generate carbon dioxide, so that the cleaning agent is favorable for deeply cleaning the pipe wall, and simultaneously, the generated acting force can peel off and remove the dirt.
The preparation method of the bi-component cleaning agent for cleaning the pipeline is simple in preparation process, mild in reaction condition and suitable for large-scale industrial production.
Detailed Description
The present invention is further described below with reference to specific embodiments, and it should be noted that, without conflict, any combination between the embodiments or technical features described below may form a new embodiment.
Example 1
A bi-component cleaning agent for cleaning a pipeline comprises a component A and a component B in a mass ratio of 2,
the component A comprises: 25 parts of sulfamic acid, 10 parts of organic acid, 6 parts of polyvinylpyrrolidone, 3 parts of alkyl glycoside polyoxyethylene ether, 3 parts of sodium alkyl benzene sulfonate, 2 parts of acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, 2 parts of complexing agent and 3 parts of corrosion inhibitor;
the component B comprises: 20 parts of sodium bicarbonate, 3 parts of inorganic salt, 1 part of penetrating agent and 0.8 part of film forming agent.
Further, the organic acid is citric acid and tartaric acid with the mass ratio of 1.
Further, the complexing agent is sodium citrate.
Further, the corrosion inhibitor is hexamethylenetetramine.
Further, the inorganic salt is sodium chloride.
Further, the osmotic agent is sodium dodecyl sulfate; the film-forming agent is C30 alkyl polyether co-modified silicone oil, and the film-forming agent can form a protective film and reduce the attachment and accumulation of solid precipitates.
A preparation method of a bi-component cleaning agent for cleaning pipelines is used for preparing the bi-component cleaning agent for cleaning the pipelines and comprises the following steps:
1) Uniformly mixing sulfamic acid, organic acid, polyvinylpyrrolidone, alkyl glycoside polyoxyethylene ether, sodium alkyl benzene sulfonate, acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, complexing agent and corrosion inhibitor with formula ratio and a proper amount of deionized water to obtain a component A;
2) Uniformly mixing sodium bicarbonate, inorganic salt, a penetrating agent and a film forming agent with a proper amount of deionized water according to the formula ratio to obtain a component B;
3) The component A and the component B are respectively and independently preserved, and when the cleaning agent needs to be used, the component A and the component B are mixed to obtain the bi-component cleaning agent for cleaning the pipeline.
Example 2
A bi-component cleaning agent for cleaning a pipeline comprises a component A and a component B with the mass ratio of 1,
the component A comprises: 20 parts of sulfamic acid, 5 parts of organic acid, 3 parts of polyvinylpyrrolidone, 1 part of alkyl glycoside polyoxyethylene ether, 1 part of sodium alkyl benzene sulfonate, 1 part of acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, 1 part of complexing agent and 2 parts of corrosion inhibitor;
the component B comprises: 20 parts of sodium bicarbonate, 3 parts of inorganic salt, 1 part of penetrating agent and 0.8 part of film forming agent.
Further, the organic acid is citric acid and tartaric acid with the mass ratio of 0.8.
Further, the complexing agent is EDTA.
Further, the corrosion inhibitor is thiourea.
Further, the inorganic salt is sodium chloride and calcium chloride in a mass ratio of 2.
Further, the penetrating agent is alkylphenol polyoxyethylene; the film-forming agent is C20 alkyl polyether co-modified silicone oil.
A preparation method of a bi-component cleaning agent for cleaning pipelines is used for preparing the bi-component cleaning agent for cleaning the pipelines and comprises the following steps:
1) Uniformly mixing sulfamic acid, organic acid, polyvinylpyrrolidone, alkyl glycoside polyoxyethylene ether, sodium alkyl benzene sulfonate, acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, complexing agent and corrosion inhibitor with formula ratio and a proper amount of deionized water to obtain a component A;
2) Uniformly mixing the sodium bicarbonate, the inorganic salt, the penetrating agent and the film forming agent with a proper amount of deionized water according to the formula ratio to obtain the component B.
3) The component A and the component B are respectively and independently preserved, and when the cleaning agent needs to be used, the component A and the component B are mixed to obtain the bi-component cleaning agent for cleaning the pipeline.
Example 3
A bi-component cleaning agent for cleaning a pipeline comprises a component A and a component B with the mass ratio of 5,
the component A comprises: 30 parts of sulfamic acid, 15 parts of organic acid, 8 parts of polyvinylpyrrolidone, 6 parts of alkyl glycoside polyoxyethylene ether, 5 parts of sodium alkyl benzene sulfonate, 3 parts of acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, 5 parts of complexing agent and 6 parts of corrosion inhibitor;
the component B comprises: 20 parts of sodium bicarbonate, 3 parts of inorganic salt, 1 part of penetrating agent and 0.8 part of film forming agent.
Further, the organic acid is citric acid, tartaric acid and succinic acid in a mass ratio of 1.
Further, the complexing agent is sodium citrate and sodium hexametaphosphate in a mass ratio of 2.
Further, the corrosion inhibitor is 2-mercaptobenzothiazole and dodecyl dimethyl ammonium chloride in a mass ratio of 1.
Further, the inorganic salt is sodium chloride and potassium chloride in a mass ratio of 1.
Further, the penetrating agent is propoxylated glycerol triacrylate; the film-forming agent is C40 alkyl polyether co-modified silicone oil.
A preparation method of a bi-component cleaning agent for cleaning pipelines is used for preparing the bi-component cleaning agent for cleaning the pipelines and comprises the following steps:
1) Uniformly mixing sulfamic acid, organic acid, polyvinylpyrrolidone, alkyl glycoside polyoxyethylene ether, sodium alkyl benzene sulfonate, acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, complexing agent and corrosion inhibitor with a formula ratio and a proper amount of deionized water to obtain a component A;
2) Uniformly mixing the sodium bicarbonate, the inorganic salt, the penetrating agent and the film forming agent with a proper amount of deionized water according to the formula ratio to obtain the component B.
3) The component A and the component B are respectively and independently preserved, and when the cleaning agent needs to be used, the component A and the component B are mixed to obtain the bi-component cleaning agent for cleaning the pipeline.
Example 4
A bi-component cleaning agent for cleaning a pipeline comprises a component A and a component B with the mass ratio of 3,
the component A comprises: 25 parts of sulfamic acid, 10 parts of organic acid, 6 parts of polyvinylpyrrolidone, 3 parts of alkyl glycoside polyoxyethylene ether, 3 parts of sodium alkyl benzene sulfonate, 2 parts of acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, 2 parts of complexing agent and 3 parts of corrosion inhibitor;
the component B comprises: 15 parts of sodium bicarbonate, 1 part of inorganic salt, 0.1 part of penetrating agent and 0.1 part of film forming agent.
Further, the organic acid is citric acid and malic acid in a mass ratio of 1.
Further, the complexing agent is sodium citrate.
Further, the corrosion inhibitor is hexamethylenetetramine and thiourea, and the mass ratio of the hexamethylenetetramine to the thiourea is 1.
Further, the inorganic salt is sodium chloride.
Further, the osmotic agent is sodium dodecyl sulfate; the film-forming agent is C30 alkyl polyether co-modified silicone oil.
A preparation method of a bi-component cleaning agent for cleaning pipelines is used for preparing the bi-component cleaning agent for cleaning the pipelines and comprises the following steps:
1) Uniformly mixing sulfamic acid, organic acid, polyvinylpyrrolidone, alkyl glycoside polyoxyethylene ether, sodium alkyl benzene sulfonate, acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, complexing agent and corrosion inhibitor with a formula ratio and a proper amount of deionized water to obtain a component A;
2) Uniformly mixing sodium bicarbonate, inorganic salt, a penetrating agent and a film forming agent with a proper amount of deionized water according to the formula ratio to obtain a component B;
3) The component A and the component B are respectively and independently preserved, and when the cleaning agent needs to be used, the component A and the component B are mixed to obtain the bi-component cleaning agent for cleaning the pipeline.
Example 5
A bi-component cleaning agent for cleaning a pipeline comprises a component A and a component B with the mass ratio of 4,
the component A comprises: 25 parts of sulfamic acid, 10 parts of organic acid, 6 parts of polyvinylpyrrolidone, 3 parts of alkyl glycoside polyoxyethylene ether, 3 parts of sodium alkyl benzene sulfonate, 2 parts of acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, 2 parts of complexing agent and 3 parts of corrosion inhibitor;
the component B comprises: 25 parts of sodium bicarbonate, 5 parts of inorganic salt, 2 parts of penetrating agent and 2 parts of film forming agent.
Further, the organic acid is mixed by a mass ratio of 1:1 citric acid, tartaric acid and succinic acid.
Further, the complexing agent is sodium citrate.
Further, the corrosion inhibitor is 2-mercaptobenzothiazole.
Further, the inorganic salt is sodium chloride.
Further, the osmotic agent is sodium dodecyl sulfate; the film-forming agent is C30 alkyl polyether co-modified silicone oil.
A preparation method of a bi-component cleaning agent for cleaning pipelines is used for preparing the bi-component cleaning agent for cleaning the pipelines and comprises the following steps:
1) Uniformly mixing sulfamic acid, organic acid, polyvinylpyrrolidone, alkyl glycoside polyoxyethylene ether, sodium alkyl benzene sulfonate, acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, complexing agent and corrosion inhibitor with a formula ratio and a proper amount of deionized water to obtain a component A;
2) Uniformly mixing sodium bicarbonate, inorganic salt, a penetrating agent and a film forming agent with a proper amount of deionized water according to the formula ratio to obtain a component B;
3) The component A and the component B are respectively and independently preserved, and when the cleaning agent needs to be used, the component A and the component B are mixed to obtain the bi-component cleaning agent for cleaning the pipeline.
Comparative example 1
A cleaning agent for cleaning a pipeline comprises the following components in parts by weight:
25 parts of sulfamic acid, 10 parts of organic acid, 6 parts of polyvinylpyrrolidone, 3 parts of alkyl glycoside polyoxyethylene ether, 3 parts of sodium alkyl benzene sulfonate, 2 parts of acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, 2 parts of complexing agent, 3 parts of corrosion inhibitor, 1.5 parts of inorganic salt, 0.5 part of penetrating agent and 0.4 part of film forming agent.
Further, the organic acid is citric acid and tartaric acid with the mass ratio of 1.
Further, the complexing agent is sodium citrate.
Further, the corrosion inhibitor is hexamethylenetetramine.
Further, the inorganic salt is sodium chloride.
Further, the penetrating agent is sodium dodecyl sulfate; the film-forming agent is C30 alkyl polyether co-modified silicone oil.
A preparation method of a cleaning agent for cleaning a pipeline is used for preparing the double-component cleaning agent for cleaning the pipeline and comprises the following steps:
uniformly mixing the sulfamic acid, the organic acid, the polyvinylpyrrolidone, the alkyl glycoside polyoxyethylene ether, the sodium alkyl benzene sulfonate, the acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, the complexing agent, the corrosion inhibitor, the inorganic salt, the penetrating agent, the film-forming agent and a proper amount of deionized water according to the formula ratio to obtain the cleaning agent.
Comparative example 2
A bi-component cleaning agent for cleaning a pipeline comprises a component A and a component B in a mass ratio of 2,
the component A comprises: 35 parts of organic acid, 6 parts of polyvinylpyrrolidone, 3 parts of alkyl glycoside polyoxyethylene ether, 3 parts of sodium alkyl benzene sulfonate, 2 parts of acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, 2 parts of complexing agent and 3 parts of corrosion inhibitor;
the component B comprises: 20 parts of sodium bicarbonate, 1 part of penetrant and 0.8 part of film-forming agent.
Further, the organic acid is citric acid and tartaric acid with the mass ratio of 1.
Further, the complexing agent is sodium citrate.
Further, the corrosion inhibitor is hexamethylenetetramine.
Further, the penetrating agent is sodium dodecyl sulfate; the film-forming agent is C30 alkyl polyether co-modified silicone oil.
A preparation method of a bi-component cleaning agent for cleaning pipelines is used for preparing the bi-component cleaning agent for cleaning the pipelines and comprises the following steps:
1) Uniformly mixing organic acid, polyvinylpyrrolidone, alkyl glycoside polyoxyethylene ether, sodium alkyl benzene sulfonate, acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, complexing agent and corrosion inhibitor with a formula amount and a proper amount of deionized water to obtain a component A;
2) Uniformly mixing sodium bicarbonate, a penetrating agent, a film-forming agent and a proper amount of deionized water according to the formula ratio to obtain a component B;
3) The component A and the component B of the embodiment are respectively and independently preserved, and when the component A and the component B are required to be used, the component A and the component B are mixed to obtain the bi-component cleaning agent for cleaning the pipeline.
Performance testing
Examples 1-5 and comparative examples 1-2 were tested for cleaning performance and corrosivity according to the industrial equipment chemical cleaning quality standard HGT2387-2007, and the results are shown in Table 1.
TABLE 1
Figure BDA0003746278260000101
Figure BDA0003746278260000111
As can be seen from the table 1, the cleaning agent of the invention has strong cleaning performance and low corrosivity, is suitable for cleaning dirt of various pipelines, and particularly has outstanding cleaning performance on carbonate dirt; the cleaning agent of comparative example 1, which lacks sodium bicarbonate, has a reduced cleaning rate, and the cleaning agent of comparative example 2, which does not contain sulfamic acid, has a significantly reduced cleaning rate and scale removal rate.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims (10)

1. A bi-component cleaning agent for cleaning pipelines is characterized in that: comprises a component A and a component B, calculated by weight portion,
the component A comprises: 20-30 parts of sulfamic acid, 5-15 parts of organic acid, 3-8 parts of polyvinylpyrrolidone, 1-6 parts of alkyl glycoside polyoxyethylene ether, 1-5 parts of sodium alkyl benzene sulfonate, 1-3 parts of acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, 1-5 parts of complexing agent and 2-6 parts of corrosion inhibitor;
the component B comprises: 15-25 parts of sodium bicarbonate, 1-5 parts of inorganic salt, 0.1-2 parts of penetrating agent and 0.1-2 parts of film forming agent.
2. The two-component cleaning agent for cleaning pipes according to claim 1, wherein: the organic acid is one or more of citric acid, tartaric acid, malic acid and succinic acid.
3. The two-component cleaning agent for cleaning pipes according to claim 2, wherein: the organic acid is citric acid and tartaric acid with the mass ratio of 0.8-1.5.
4. The two-component cleaning agent for cleaning pipes according to claim 1, wherein: the complexing agent is one or more than two of EDTA, sodium citrate and sodium hexametaphosphate.
5. The two-component cleaning agent for cleaning pipes according to claim 1, wherein: the corrosion inhibitor is one or more than two of hexamethylenetetramine, thiourea, 2-mercaptobenzothiazole and dodecyl dimethyl ammonium chloride.
6. The two-component cleaning agent for cleaning pipes according to claim 1, wherein: the inorganic salt is one or more of sodium chloride, calcium chloride and potassium chloride.
7. The two-component cleaning agent for cleaning pipes according to claim 1, wherein: the penetrating agent is one or more than two of sodium dodecyl sulfate, alkylphenol ethoxylates, fatty alcohol-polyoxyethylene ether and propoxylated glycerol triacrylate; the film-forming agent is C20-40 alkyl polyether co-modified silicone oil.
8. The two-component cleaning agent for cleaning pipes according to claim 1, wherein: the mass ratio of the component A to the component B is 1-5.
9. The two-component cleaning agent for cleaning pipes according to claim 1, wherein: the mass ratio of the organic acid to the sodium bicarbonate is 0.5-2.
10. A method for producing a two-component cleaning agent for cleaning a pipe, which is used for producing the two-component cleaning agent for cleaning a pipe as claimed in any one of claims 1 to 9, comprising the steps of:
1) Uniformly mixing sulfamic acid, organic acid, polyvinylpyrrolidone, alkyl glycoside polyoxyethylene ether, sodium alkyl benzene sulfonate, acrylic acid-2-acrylamide-2-methylpropanesulfonic acid copolymer, complexing agent and corrosion inhibitor with formula amount and water to obtain a component A;
2) Uniformly mixing sodium bicarbonate, inorganic salt, penetrant and film-forming agent with the formula amount with water to obtain a component B;
3) And mixing the component A and the component B to obtain the bi-component cleaning agent for cleaning the pipeline.
CN202210833052.1A 2022-07-14 2022-07-14 Bi-component cleaning agent for cleaning pipeline and preparation method thereof Pending CN115386434A (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102242368A (en) * 2011-06-29 2011-11-16 赵晨 Dirt cleaning agent
CN103740489A (en) * 2014-02-12 2014-04-23 北京戴斯科技有限公司 Pipeline cleaning agent
CN108546953A (en) * 2018-05-09 2018-09-18 北京乐文科技发展有限公司 A kind of heating furnace tube outer wall washing passivator
CN108914133A (en) * 2018-08-15 2018-11-30 鞍钢贝克吉利尼水处理有限公司 Cleaning agent and application method for cold-rolling pickling regeneration unit eliminating sludge in pipe
CN111254447A (en) * 2020-03-24 2020-06-09 太仓市宝马环境工程有限公司 Neutral rust removal passivation cleaning agent and use method thereof
CN112725813A (en) * 2020-12-25 2021-04-30 德蓝水技术股份有限公司 Acidic cleaning agent and preparation method thereof
CN112779543A (en) * 2020-12-25 2021-05-11 德蓝水技术股份有限公司 Organic acid cleaning agent and preparation method thereof

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102242368A (en) * 2011-06-29 2011-11-16 赵晨 Dirt cleaning agent
CN103740489A (en) * 2014-02-12 2014-04-23 北京戴斯科技有限公司 Pipeline cleaning agent
CN108546953A (en) * 2018-05-09 2018-09-18 北京乐文科技发展有限公司 A kind of heating furnace tube outer wall washing passivator
CN108914133A (en) * 2018-08-15 2018-11-30 鞍钢贝克吉利尼水处理有限公司 Cleaning agent and application method for cold-rolling pickling regeneration unit eliminating sludge in pipe
CN111254447A (en) * 2020-03-24 2020-06-09 太仓市宝马环境工程有限公司 Neutral rust removal passivation cleaning agent and use method thereof
CN112725813A (en) * 2020-12-25 2021-04-30 德蓝水技术股份有限公司 Acidic cleaning agent and preparation method thereof
CN112779543A (en) * 2020-12-25 2021-05-11 德蓝水技术股份有限公司 Organic acid cleaning agent and preparation method thereof

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