CN111945174A - Red copper rolling cleaning agent and preparation method thereof - Google Patents
Red copper rolling cleaning agent and preparation method thereof Download PDFInfo
- Publication number
- CN111945174A CN111945174A CN202010703316.2A CN202010703316A CN111945174A CN 111945174 A CN111945174 A CN 111945174A CN 202010703316 A CN202010703316 A CN 202010703316A CN 111945174 A CN111945174 A CN 111945174A
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- cleaning agent
- red copper
- copper rolling
- rolling cleaning
- acid
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Classifications
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/10—Other heavy metals
- C23G1/103—Other heavy metals copper or alloys of copper
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/04—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors
- C23G1/06—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/04—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors
- C23G1/06—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors
- C23G1/061—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors nitrogen-containing compounds
Abstract
The invention provides a red copper rolling cleaning agent and a preparation method thereof, wherein the raw materials of the cleaning agent comprise, by mass, 10-20% of a surfactant, 5-20% of an antirust agent, 0.1-2% of a non-ferrous metal corrosion inhibitor, 5-20% of a builder, 5-15% of an anti-redeposition agent, 5-15% of an organic acid and the balance of water, the preparation method comprises the steps of firstly putting the antirust agent, the non-ferrous metal corrosion inhibitor and the anti-redeposition agent into the water, heating and stirring to dissolve, cooling, sequentially adding the surfactant, the builder and the organic acid, stirring to be transparent to obtain the red copper rolling cleaning agent, wherein the raw materials adopted by the red copper rolling cleaning agent are green and environment-friendly, have low corrosivity on metals, the cleaning agent is more friendly to production personnel, has excellent cleaning performance and good application prospect.
Description
Technical Field
The invention relates to the technical field of cleaning agents, and particularly relates to a red copper rolling cleaning agent and a preparation method thereof.
Background
Red copper is widely used in electrical equipment such as generators, cables, transformers and the like and heat exchangers. At present, the demand of the market for red copper is increasing day by day, the quality requirement for red copper products is also stricter, rolling oil is generally used in the rolling production of red copper to ensure the production quality, rolling oil residue or dust exists on the surface of the rolled copper, and the subsequent process and the surface quality of the products are affected if the rolling oil residue or dust is not cleaned in time, so that the surface of a copper part needs to be cleaned.
At present, the domestic research on the copper part cleaning agent is roughly divided into an alkaline cleaning agent and an acidic cleaning agent, more strong-acid cleaning agents which mainly use industrial triacid as raw materials are applied, the acidity of the cleaning agents is stronger, workpieces are easy to corrode during cleaning, and meanwhile, the strong-acid cleaning agent has great harm to the health of field operators, so that the cleaning agent which is weaker in corrosivity, more healthy and environment-friendly is provided, and meanwhile, the cleaning agent with a good cleaning effect becomes the technical problem which needs to be solved urgently at present.
Disclosure of Invention
In view of the above, the invention provides a red copper rolling cleaning agent which is good in cleaning effect, less in corrosivity and more environment-friendly, and a preparation method thereof.
The technical scheme of the invention is realized as follows: the invention provides a red copper rolling cleaning agent, which comprises the following components in parts by weight of 100 percent:
on the basis of the technical scheme, preferably, the surfactant is one or a mixture of more of alkylphenol ethoxylates, fatty alcohol alkoxylates, sodium alkyl benzene sulfonates and lauryl diethanolamide.
On the basis of the technical scheme, preferably, the surfactant is a mixture of alkylphenol ethoxylates, fatty alcohol alkoxylates and sodium alkyl benzene sulfonates.
Further preferably, the alkylphenol ethoxylates: fatty alcohol alkoxylates: the mass ratio of the sodium alkyl benzene sulfonate is (3-10): (3-10): (3-10).
On the basis of the technical scheme, preferably, the antirust agent is one or a mixture of more of azabenzene ring polyamino caproic acid, sebacic acid and dodecanedioic acid.
In the above technical solution, the dodecanedioic acid is dodecanedioic acid.
On the basis of the technical scheme, preferably, the nonferrous metal corrosion inhibitor is one or a mixture of two of hydroxybenzotriazole and siloxane.
On the basis of the technical scheme, preferably, the builder is one or a mixture of potassium hydroxide, disodium ethylene diamine tetraacetate and sodium nitrilotriacetate.
On the basis of the technical scheme, preferably, the anti-redeposition agent is one or a mixture of triethanolamine and oleamide.
On the basis of the technical scheme, the organic acid is preferably isononanoic acid.
The invention also provides a preparation method of the red copper rolling cleaning agent, which comprises the following steps:
weighing water according to parts by weight, keeping the water in a stirring state, weighing an antirust agent, a non-ferrous metal corrosion inhibitor and an anti-redeposition agent according to parts by weight, sequentially adding the water into the water, heating the mixed system to 50-60 ℃, stirring until the solid raw materials are completely dissolved, cooling to 20-40 ℃ after the solid raw materials are dissolved, sequentially adding a surfactant, a builder and an organic acid, and stirring for 0.5-2 hours to obtain the transparent red copper rolling cleaning agent.
Compared with the prior art, the red copper rolling cleaning agent has the following beneficial effects:
(1) in the red copper rolling cleaning agent, alkylphenol ethoxylates, fatty alcohol alkoxylates, sodium alkyl benzene sulfonate and lauryl diethanolamide are used as surfactants, so that the effects of emulsification, solubilization and wetting can be achieved, the surface tension of the product is reduced, and the wettability is improved, so that oil stains are effectively emulsified and decomposed, and the oil stains are promoted to be separated from the metal surface and dispersed into water;
(2) the antirust agent disclosed by the invention abandons the traditional phosphorus-containing organic matter, not only brings an antirust protection effect to copper, but also ensures the environmental protection of the product;
(3) the invention also uses the non-ferrous metal corrosion inhibitor, thus effectively inhibiting the corrosion to the non-ferrous metal;
(4) the builder also adopts a reagent without phosphorus, wherein potassium hydroxide has better solubility and stability compared with sodium hydroxide, and can be subjected to saponification reaction with animal and vegetable oil, and the generated glycerol and saponified substance are easier to dissolve in water, so that the oil removal capability is further improved, the disodium ethylene diamine tetraacetate can reduce the hardness of water, improve the cleaning effect, and prevent dirt from being deposited again, so that the cleaning effect is reduced;
(5) triethanolamine and alkylolamide are used as anti-redeposition agents, so that the pH value of a system can be adjusted, and emulsified or dispersed dirt can be prevented from being deposited again, and the cleaning effect is improved;
(6) the cleaning agent prepared by the formula of the red copper rolling cleaning agent can clean organic and inorganic dirt attached to the surface of metal, does not contain strong acid, has low corrosivity, has strong adaptability to high-purity nonferrous metal, does not threaten the health of production technicians, does not contain pollutants in the adopted raw materials, is green and environment-friendly, and has good application prospect.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Example 1
The red copper rolling cleaning agent of the embodiment comprises the following components in percentage by weight:
10% of alkylphenol polyoxyethylene ether, 20% of azabenzene ring polyamino caproic acid, 0.1% of hydroxybenzotriazole, 20% of potassium hydroxide, 5% of triethanolamine, 5% of isononanoic acid and 39.9% of water.
The preparation method of the red copper rolling cleaning agent comprises the following steps:
weighing azabenzene ring polyamino caproic acid, hydroxybenzotriazole and triethanolamine according to weight percentage, sequentially adding into water under the stirring state, heating to 50 ℃, stirring until the materials are completely dissolved, slowly cooling to 40 ℃, then respectively adding alkylphenol polyoxyethylene, potassium hydroxide and isononanoic acid, and continuously stirring for 0.5h until the solution is transparent to obtain the red copper rolling cleaning agent.
Example 2
The red copper rolling cleaning agent of the embodiment comprises the following components in percentage by weight:
20% of fatty alcohol alkoxylate, 5% of sebacic acid, 2% of siloxane, 5% of ethylene diamine tetraacetic acid, 15% of oleamide, 15% of isononanoic acid and 38% of water.
The preparation method of the red copper rolling cleaning agent comprises the following steps:
weighing sebacic acid, siloxane and oleamide according to the weight percentage, sequentially adding the sebacic acid, the siloxane and the oleamide into water under the stirring state, heating to 60 ℃, stirring until the materials are completely dissolved, slowly cooling to 30 ℃, respectively adding fatty alcohol alkoxylate, disodium ethylene diamine tetraacetate and isononanoic acid, and continuously stirring for 1 hour until the solution is transparent to obtain the red copper rolling cleaning agent.
Example 3
The red copper rolling cleaning agent of the embodiment comprises the following components in percentage by weight:
15% of sodium alkyl benzene sulfonate, 10% of dodecanedioic acid, 1% of siloxane, 10% of sodium nitrilotriacetate, 10% of oleamide, 10% of isononanoic acid and 44% of water.
The preparation method of the red copper rolling cleaning agent comprises the following steps:
weighing dodecanedioic acid, siloxane and oleamide according to the weight percentage, sequentially adding the dodecanedioic acid, the siloxane and the oleamide into water under the stirring state, heating to 55 ℃, stirring until the materials are completely dissolved, slowly cooling to 20 ℃, then respectively adding sodium alkyl benzene sulfonate, sodium nitrilotriacetate and isononanoic acid, and continuously stirring for 1.5 hours until the solution is transparent to obtain the red copper rolling cleaning agent.
Example 4
The red copper rolling cleaning agent of the embodiment comprises the following components in percentage by weight:
9% of lauryl diethanolamide, 6% of azabenzene ring polyamino caproic acid, 6% of sebacic acid, 0.2% of hydroxybenzotriazole, 0.6% of siloxane, 10% of potassium hydroxide, 4% of sodium nitrilotriacetate, 3% of triethanolamine, 4% of oleamide, 8% of isononanoic acid and 49.2% of water.
The preparation method of the red copper rolling cleaning agent comprises the following steps:
weighing azabenzene ring polyamino caproic acid, sebacic acid, hydroxybenzotriazole, triethanolamine and oleamide according to the weight percentage, sequentially adding the materials into water under the stirring state, heating to 50 ℃, stirring until the materials are completely dissolved, slowly cooling to 25 ℃, then respectively adding lauryl diethanolamide, potassium hydroxide, sodium nitrilotriacetate and isononanoic acid, and continuously stirring for 2 hours until the solution is transparent to obtain the red copper rolling cleaning agent.
Example 5
The red copper rolling cleaning agent of the embodiment comprises the following components in percentage by weight:
3% of alkylphenol polyoxyethylene, 3% of fatty alcohol alkoxylate, 10% of sodium alkyl benzene sulfonate, 2.5% of azabenzene ring polyamino caproic acid, 2% of sebacic acid, 5% of dodecanedioic acid, 0.2% of hydroxybenzotriazole, 0.1% of siloxane, 5% of potassium hydroxide, 5% of ethylene diamine tetraacetic acid, 2.3% of triethanolamine, 4% of oleamide, 10.5% of isononanoic acid and 47.4% of water.
The preparation method of the red copper rolling cleaning agent comprises the following steps:
weighing azabenzene ring polyamino caproic acid, sebacic acid, dodecanedioic acid, hydroxy benzotriazole, siloxane, triethanolamine and oleamide according to the weight percentage, sequentially adding into water under the stirring state, heating to 60 ℃, stirring until the materials are completely dissolved, slowly cooling to 30 ℃, then respectively adding alkylphenol polyoxyethylene, fatty alcohol alkoxylate, sodium alkyl benzene sulfonate, potassium hydroxide, disodium ethylene diamine tetraacetate and isononanoic acid, and continuously stirring for 0.5h until the solution is transparent to obtain the red copper rolling cleaning agent.
Example 6
The red copper rolling cleaning agent of the embodiment comprises the following components in percentage by weight:
10% of alkylphenol polyoxyethylene, 5% of fatty alcohol alkoxylate, 3% of sodium alkyl benzene sulfonate, 2% of azabenzene ring polyamino caproic acid, 4% of sebacic acid, 3% of dodecanedioic acid, 0.1% of hydroxybenzotriazole, 0.1% of siloxane, 4% of potassium hydroxide, 7% of ethylene diamine tetraacetic acid, 3% of triethanolamine, 3.5% of oleamide, 11% of isononanoic acid and 44.3% of water.
The preparation method of the red copper rolling cleaning agent comprises the following steps:
weighing azabenzene ring polyamino caproic acid, sebacic acid, dodecanedioic acid, hydroxy benzotriazole, siloxane, triethanolamine and oleamide according to the weight percentage, sequentially adding into water under the stirring state, heating to 55 ℃, stirring until the materials are completely dissolved, slowly cooling to 30 ℃, then respectively adding alkylphenol polyoxyethylene, fatty alcohol alkoxylate, sodium alkyl benzene sulfonate, potassium hydroxide, disodium ethylene diamine tetraacetate and isononanoic acid, and continuously stirring for 0.5h until the solution is transparent to obtain the red copper rolling cleaning agent.
Example 7
5% of alkylphenol polyoxyethylene, 5% of fatty alcohol alkoxylate, 7% of sodium alkyl benzene sulfonate, 4% of azabenzene ring polyamino caproic acid, 5% of sebacic acid, 2% of dodecanedioic acid, 0.1% of hydroxybenzotriazole, 0.2% of siloxane, 6% of potassium hydroxide, 7% of ethylene diamine tetraacetic acid, 3.5% of triethanolamine, 2% of oleamide, 9.5% of isononanoic acid and 43.7% of water.
The preparation method of the red copper rolling cleaning agent comprises the following steps:
weighing azabenzene ring polyamino caproic acid, sebacic acid, dodecanedioic acid, hydroxy benzotriazole, siloxane, triethanolamine and oleamide according to the weight percentage, sequentially adding into water under the stirring state, heating to 55 ℃, stirring until the materials are completely dissolved, slowly cooling to 30 ℃, then respectively adding alkylphenol polyoxyethylene, fatty alcohol alkoxylate, sodium alkyl benzene sulfonate, potassium hydroxide, disodium ethylene diamine tetraacetate and isononanoic acid, and continuously stirring for 0.5h until the solution is transparent to obtain the red copper rolling cleaning agent.
Example 8
4% of alkylphenol polyoxyethylene, 10% of fatty alcohol alkoxylate, 3% of sodium alkyl benzene sulfonate, 4% of azabenzene ring polyamino caproic acid, 5% of sebacic acid, 2% of dodecanedioic acid, 0.1% of hydroxybenzotriazole, 0.2% of siloxane, 6% of potassium hydroxide, 7% of ethylene diamine tetraacetic acid, 3.5% of triethanolamine, 2% of oleamide, 9.5% of isononanoic acid and 43.7% of water.
The preparation method of the red copper rolling cleaning agent comprises the following steps:
weighing azabenzene ring polyamino caproic acid, sebacic acid, dodecanedioic acid, hydroxy benzotriazole, siloxane, triethanolamine and oleamide according to the weight percentage, sequentially adding into water under the stirring state, heating to 55 ℃, stirring until the materials are completely dissolved, slowly cooling to 30 ℃, then respectively adding alkylphenol polyoxyethylene, fatty alcohol alkoxylate, sodium alkyl benzene sulfonate, potassium hydroxide, disodium ethylene diamine tetraacetate and isononanoic acid, and continuously stirring for 0.5h until the solution is transparent to obtain the red copper rolling cleaning agent.
The performance of the red copper rolling cleaning agent prepared in the above examples 1 to 8 was compared with a commercially available red copper cleaning agent, which was used as a comparative example, and the performance test was carried out according to the JB/T4323.2-1999 test standard, and the parameter results of the performance test are shown in the following table:
summary of the above test results, the appearance grades of copper and aluminum:
level 0 represents no apparent change in surface;
level 1 represents a slight uniform discoloration of the surface;
level 2 represents either a non-uniform or a significant discoloration;
grade 3 represents severe discoloration.
Appearance grade of steel and cast iron:
level 2 represents no corrosion spots on the surface and no obvious discoloration;
level 1 represents slight discoloration or loss of light of the surface without corrosion spots;
level 2 represents apparent color change and loss of light on the surface;
level 3 indicates visible corrosion spots on the surface.
The detection results show that the red copper rolling cleaning agent prepared by the invention has excellent cleaning performance, good antirust performance and low corrosivity, has better effect and good stability compared with similar products sold in the market, and further does not contain phosphorus, is environment-friendly and harmless to human bodies, and has good foreseeable practical application effect.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The red copper rolling cleaning agent is characterized by comprising the following components in parts by weight of 100 percent:
2. the red copper rolling cleaning agent according to claim 1, wherein the surfactant is one or a mixture of more of alkylphenol ethoxylates, fatty alcohol alkoxylates, sodium alkyl benzene sulfonates and lauryl diethanolamide.
3. The red copper rolling cleaning agent according to claim 2, wherein the surfactant is a mixture of alkylphenol ethoxylates, fatty alcohol alkoxylates and sodium alkylbenzenesulfonates.
4. The red copper rolling cleaning agent according to claim 3, wherein the ratio of alkylphenol ethoxylates: fatty alcohol alkoxylates: the mass ratio of the sodium alkyl benzene sulfonate is (3-10): (3-10): (3-10).
5. The red copper rolling cleaning agent according to claim 1, wherein the rust inhibitor is one or a mixture of more of azabenzene ring polyamino caproic acid, sebacic acid and dodecanedioic acid.
6. The cleaning agent for red copper rolling as claimed in claim 1, wherein the non-ferrous metal corrosion inhibitor is one or a mixture of two of hydroxybenzotriazole and siloxane ketone.
7. The cleaning agent for red copper rolling as claimed in claim 1, wherein the builder is one or a mixture of potassium hydroxide, disodium ethylenediaminetetraacetate and sodium nitrilotriacetate.
8. The red copper rolling cleaning agent according to claim 1, wherein the anti-redeposition agent is one or a mixture of triethanolamine and oleamide.
9. The red copper rolling cleaning agent according to claim 1, wherein the organic acid is isononanoic acid.
10. The preparation method of the red copper rolling cleaning agent as claimed in claim 1, characterized by comprising the following steps: weighing the antirust agent, the nonferrous metal corrosion inhibitor and the anti-redeposition agent according to the parts by weight respectively, sequentially adding the antirust agent, the nonferrous metal corrosion inhibitor and the anti-redeposition agent into water under the stirring state, heating to 50-60 ℃, stirring until the solid raw material is completely dissolved, then cooling to 20-40 ℃, sequentially adding the surfactant, the builder and the organic acid, and continuously stirring for 0.5-2 hours to obtain the red copper rolling cleaning agent.
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| CN202010703316.2A CN111945174A (en) | 2020-07-21 | 2020-07-21 | Red copper rolling cleaning agent and preparation method thereof |
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| CN202010703316.2A CN111945174A (en) | 2020-07-21 | 2020-07-21 | Red copper rolling cleaning agent and preparation method thereof |
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Application publication date: 20201117 |