CN112281169A - Aluminum coil cleaning agent and production method thereof - Google Patents
Aluminum coil cleaning agent and production method thereof Download PDFInfo
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- CN112281169A CN112281169A CN202011176788.3A CN202011176788A CN112281169A CN 112281169 A CN112281169 A CN 112281169A CN 202011176788 A CN202011176788 A CN 202011176788A CN 112281169 A CN112281169 A CN 112281169A
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- cleaning
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 79
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 66
- 239000012459 cleaning agent Substances 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims abstract description 19
- 239000004094 surface-active agent Substances 0.000 claims abstract description 16
- 239000002270 dispersing agent Substances 0.000 claims abstract description 12
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 11
- 239000002904 solvent Substances 0.000 claims abstract description 10
- 239000000080 wetting agent Substances 0.000 claims abstract description 10
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims abstract description 9
- 229910000027 potassium carbonate Inorganic materials 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000003756 stirring Methods 0.000 claims description 112
- 238000004140 cleaning Methods 0.000 claims description 38
- 238000006243 chemical reaction Methods 0.000 claims description 19
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 8
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 7
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 7
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 6
- 239000002518 antifoaming agent Substances 0.000 claims description 6
- 229940050410 gluconate Drugs 0.000 claims description 6
- 239000011734 sodium Substances 0.000 claims description 6
- 229910052708 sodium Inorganic materials 0.000 claims description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 4
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 4
- 150000002191 fatty alcohols Chemical class 0.000 claims description 4
- -1 polyoxyethylene Polymers 0.000 claims description 4
- 229920001897 terpolymer Polymers 0.000 claims description 4
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 3
- 239000013530 defoamer Substances 0.000 claims description 3
- 239000002736 nonionic surfactant Substances 0.000 claims description 3
- 229920000570 polyether Polymers 0.000 claims description 3
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 2
- 239000000176 sodium gluconate Substances 0.000 abstract description 3
- 229940005574 sodium gluconate Drugs 0.000 abstract description 3
- AEQDJSLRWYMAQI-UHFFFAOYSA-N 2,3,9,10-tetramethoxy-6,8,13,13a-tetrahydro-5H-isoquinolino[2,1-b]isoquinoline Chemical compound C1CN2CC(C(=C(OC)C=C3)OC)=C3CC2C2=C1C=C(OC)C(OC)=C2 AEQDJSLRWYMAQI-UHFFFAOYSA-N 0.000 abstract 1
- 235000012207 sodium gluconate Nutrition 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 14
- 235000019198 oils Nutrition 0.000 description 14
- 230000000694 effects Effects 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 239000003513 alkali Substances 0.000 description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000011574 phosphorus Substances 0.000 description 5
- 229910052698 phosphorus Inorganic materials 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 239000010731 rolling oil Substances 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910001424 calcium ion Inorganic materials 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 229910001425 magnesium ion Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000036632 reaction speed Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000007127 saponification reaction Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 235000015112 vegetable and seed oil Nutrition 0.000 description 2
- 235000019871 vegetable fat Nutrition 0.000 description 2
- 239000008158 vegetable oil Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005063 solubilization Methods 0.000 description 1
- 230000007928 solubilization Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- 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
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
- C23G1/22—Light metals
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Detergent Compositions (AREA)
Abstract
The application discloses an aluminum coil cleaning agent and a production method thereof, wherein the aluminum coil cleaning agent comprises the following components in percentage by weight: a-50-60% of pure water; b-20-25% of potassium hydroxide; c, 1-5% of sodium gluconate; d-potassium carbonate 1-5%; e-5-10% of solubilizer; f, 1-3% of penetrating agent; g-1-3% of wetting agent; h-1-5% of a surfactant; i-5-10% of a dispersant.
Description
Technical Field
The invention relates to a cleaning agent, in particular to cleaning of an aluminum coil and a production method thereof.
Background
In the cold rolling process of the aluminum coil, fine alumina powder is generated on the surface of the aluminum coil to fall off and adsorb as the aluminum plate is rubbed and rolled by a roller. The rolling oil and the incidental suspended components thereof remain on the surface of the aluminum coil, and adversely affect the processing of finished products such as compounding and coating of the aluminum coil.
In order to solve the above problems, it is necessary to clean the rolling oil and aluminum powder on the surface. The cleaning of the aluminum coil is that the cleaning solution is sprayed to the surface of the aluminum coil under the action of a pressure pump, the residual rolling oil and aluminum powder on the surface of the aluminum coil are dissolved in the cleaning medium, then the surface cleaning solution is cleaned by washing, and after extrusion and drying, the dry and clean aluminum coil is obtained, and the cleaning solution keeps enough concentration and cleanliness through linkage equipment such as supply, overflow and circulation, so that the aluminum coil is ensured to have good cleaning effect.
When an existing aluminum coil production line is cleaned, liquid alkali or a phosphorus-containing cleaning agent is mostly adopted for cleaning an aluminum coil, the cleaning effect of the cleaning agent is poor, the cleaning is often not clean, and generally a cleaning solution with the use temperature of fifty-six degrees is used for cleaning, so that the cleaning solution needs to be heated before cleaning, and therefore, the cleaning mode is relatively serious in energy consumption; the latter has all improved cleaning effect, but also needs cleaning solution with the temperature of fifty-six degrees, so the cleaning solution needs to be heated before cleaning, and the energy consumption is more serious. And contains elements such as phosphorus and nitrogen which pollute water. With the improvement of environmental protection requirements, phosphorus and nitrogen containing and high-temperature cleaning solutions cannot meet the requirements of enterprises.
Disclosure of Invention
The invention aims to provide an aluminum coil cleaning agent and a production method thereof, wherein the aluminum coil cleaning agent is a mixture of alkali and multiple surfactants in a synergistic effect, and when the aluminum coil cleaning agent is used for cleaning aluminum coils, the temperature required by cleaning can be reduced, the cleaning efficiency can be improved, the traditional components containing phosphorus and nitrogen are removed, the energy is effectively saved, the cleaning quality is improved, and the aluminum coil cleaning agent is environment-friendly.
In order to achieve the purpose, the invention provides an aluminum coil cleaning agent which comprises the following components in percentage by weight:
according to an embodiment of the invention, the solubilizer is a nonionic surfactant with an HLB value of 15-18.
According to an embodiment of the present invention, the penetrating agent is fatty alcohol-polyoxyethylene ether.
According to an embodiment of the invention, the wetting agent is a nonionic polyoxyethylene fatty alcohol ether.
According to an embodiment of the invention, the surfactant is nonionic fatty alcohol-polyoxyethylene ether with HLB value of 12-15.
According to one embodiment of the invention, the dispersant is a low molecular weight acrylic terpolymer.
According to an embodiment of the invention, the defoamer is a mixed polyether.
In order to achieve the above object, the present invention provides a production method for cleaning an aluminum coil, comprising the following steps:
(1) adding the a-pure water into a reaction kettle, starting a stirrer, and adjusting the rotating speed from slow to fast, wherein the rotating speed is controlled at 200-300 rpm;
(2) adding the b-potassium hydroxide under stirring, dissolving the b-potassium hydroxide completely,
(3) adding the sodium c-gluconate under stirring until the sodium c-gluconate is completely dissolved;
(4) adding d-potassium carbonate under stirring, and waiting until the d-potassium carbonate is completely dissolved;
(5) adding e-solubilizer into a pulling cylinder, starting a stirring paddle, and adjusting the rotating speed from slow to fast, wherein the rotating speed is controlled to be 150-200 rpm;
(6) adding the f-penetrating agent under stirring, and stirring for 2-3 minutes;
(7) adding g-wetting agent under stirring, and stirring for 2-3 minutes;
(8) adding h-surfactant under stirring, and stirring for 2-3 minutes;
(9) adding the i-dispersing agent under a stirring state, and stirring for 2-3 minutes;
(10) adding j-defoaming agent under stirring, stirring and stirring for 2-3 minutes for later use;
(11) when the temperature of the solution of (4) is reduced to below 40 ℃, the prepared solution of (10) is added into the solution of (4)
Stirring the mixture in the reaction kettle for 10min at a stirring speed of 200-300 rpm;
according to an embodiment of the present invention, after the step (2), the production method for cleaning the aluminum coil includes: stirring for 3-5 minutes after the solution is clear and transparent, and after the step (3), the production method for cleaning the aluminum coil comprises the following steps: and stirring for 3-5 minutes after the solution is clear and transparent.
According to one embodiment of the invention, after the solution is clear and transparent, it is stirred until the temperature drops below 40 ℃.
The aluminum coil cleaning agent comprises the following components in percentage by weight:
the wetting agent is a nonionic polyoxyethylene fatty alcohol ether.
The surfactant is nonionic fatty alcohol-polyoxyethylene ether with HLB value of 12-15.
The dispersant is a low molecular weight acrylic acid terpolymer.
The defoamer is a mixed polyether.
The invention provides a production method of an aluminum coil cleaning agent, which comprises the following steps:
(1) adding a-pure water into a reaction kettle, starting a stirrer, and adjusting the rotating speed from slow to fast, wherein the rotating speed is controlled at 200-300 rpm;
(2) b-potassium hydroxide is added in a stirring state, and after the b-potassium hydroxide is completely dissolved and the solution is clear and transparent visually, stirring is continued for 3-5 minutes;
(3) adding the sodium c-gluconate under stirring, and continuing stirring for 3-5 minutes after the sodium c-gluconate is completely dissolved and the solution is clear and transparent visually;
(4) adding d-potassium carbonate under stirring, and continuously stirring until the temperature is reduced to below 40 ℃ after the d-potassium carbonate is completely dissolved and the solution is clear and transparent visually;
(5) adding an e-solubilizer into a pulling cylinder, starting a stirring paddle, and adjusting the rotating speed from slow to fast, wherein the rotating speed is controlled to be 150-200 rpm;
(6) adding the f-penetrating agent into the e-solubilizer under the stirring state, and stirring for 2-3 minutes;
(7) adding a g-wetting agent under a stirring state, and stirring for 2-3 minutes;
(8) adding an h-surfactant under stirring, and stirring for 2-3 minutes;
(9) adding an i-dispersing agent under a stirring state, and stirring for 2-3 minutes;
(10) adding a j-defoaming agent under a stirring state, and stirring for 2-3 minutes for later use;
(11) reducing the temperature of the solution in the step (4) to be below 40 ℃, adding the solution prepared in the step (10) into a reaction kettle in which the step (4) is positioned, and stirring at a stirring speed of 200-300 rpm for 10 min; the stirring speed can be adjusted according to different equipment so that the speed is high and the dissolution reaction is faster on the basis of no splashing and uniform dispersion of raw materials.
The using conditions of the aluminum coil cleaning agent are as follows:
in the using process, the supply (supplying the whole cleaning machine or supplying one component in the cleaning machine) and the overflow are needed to be carried out at any time so as to ensure the cleanness and the cleaning quality of the aluminum coil cleaning agent, and the supply amount and the overflow amount are adjusted according to the amount of rolling oil and aluminum powder on the aluminum coil.
The invention has the following beneficial effects:
1. the aluminum coil cleaning agent disclosed by the invention is environment-friendly, does not contain components such as phosphorus and nitrogen which pollute water, and reduces the cost of enterprises in the aspect of environmental protection.
2. The cleaning agent for the aluminum coil has the advantages that the cleaning capacity of the aluminum coil cleaning agent is greatly improved, the aluminum coil cleaning agent has a good cleaning effect at the temperature of 35-45 ℃, the cleaning quality is improved, and the energy consumption is reduced.
It is worth mentioning that a certain amount of aluminum powder can be covered on the surface of the aluminum coil in the production process, and the addition of the b-potassium hydroxide can not only rapidly dissolve the aluminum powder on the surface, but also provide mechanical force action for oil removal. In addition, bubbles generated in the reaction process can accelerate oil removal, and the aluminum powder can be better dissolved by alkali after oil removal, so that the two materials supplement each other. In addition, alkali is the main component for removing vegetable oil and fat by saponification reaction. The c-sodium gluconate is complexed with calcium and magnesium ions in the water. The d-potassium carbonate plays a buffering role, so that a product can maintain relatively stable alkalinity during use, and the reaction speed is better controlled. The e-solubilizer is matched with the h-surfactant for use, so that a product system is stable, is not layered, and is more convenient to add. The f-penetrating agent and the g-wetting agent can promote reaction, so that the agent can contact with the surface of the aluminum coil more quickly and penetrate into oil stains, the oil stains on the surface are broken, and the reaction is accelerated. The h-surfactant is indispensable for removing surface synthetic oil, can pertinently select the surfactant with better oil-rolling effect to the aluminum coil according to different types of oil stains on the surface of the aluminum coil under the condition of poor oil-removing effect, and the i-dispersant has stable dispersion effect on the cleaned impurity aluminum powder and the like, so that the impurity aluminum powder and the like are well dispersed in liquid and slowly dissolved to form solution, and the secondary pollution caused by the attachment of the i-dispersant to the aluminum coil is avoided.
The j-defoaming agent is added according to the spraying pressure and the surface activity.
Detailed Description
The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the invention.
The aluminum coil cleaning agent according to a preferred embodiment of the present invention will be described in detail below, wherein the aluminum coil cleaning agent comprises the following components:
preferably, the aluminum coil cleaning agent also comprises 0.01-1% of j-defoaming agent.
It is worth mentioning that a certain amount of aluminum powder can cover the surface of the aluminum coil in the production process, and the addition of the b-potassium hydroxide can not only rapidly dissolve the aluminum powder on the surface, but also provide mechanical force for oil removal. In addition, bubbles generated in the reaction process can accelerate oil removal, and the aluminum powder can be better dissolved by alkali after oil removal, so that the two materials supplement each other. In addition, alkali is the main component for removing vegetable oil and fat by saponification reaction. The c-sodium gluconate is complexed with calcium and magnesium ions in the water. The d-potassium carbonate plays a buffering role, so that a product can maintain relatively stable alkalinity during use, and the reaction speed is better controlled. The e-solubilizer is matched with the h-surfactant for use, so that a product system is stable, is not layered, and is more convenient to add. The f-penetrating agent and the g-wetting agent can promote reaction, so that the agent can contact with the surface of the aluminum coil more quickly and penetrate into oil stains, the oil stains on the surface are broken, and the reaction is accelerated. The h-surfactant is indispensable for removing surface synthetic oil, can pertinently select the surfactant with better oil-rolling effect to the aluminum coil according to different types of oil stains on the surface of the aluminum coil under the condition of poor oil-removing effect, and the i-dispersant has stable dispersion effect on the cleaned impurity aluminum powder and the like, so that the impurity aluminum powder and the like are well dispersed in liquid and slowly dissolved to form solution, and the secondary pollution caused by the attachment of the i-dispersant to the aluminum coil is avoided.
Preferably, the solubilizer is a nonionic surfactant with HLB value of 15-18, the hydrophilicity is poor below 15, the system is unstable, the surfactant solubilization is poor above 18, the dosage is increased, and the system is unstable.
In addition, the penetrating agent is fatty alcohol-polyoxyethylene ether.
Preferably, the wetting agent is a nonionic polyoxyethylene fatty alcohol ether.
Preferably, the surfactant is nonionic fatty alcohol-polyoxyethylene ether with HLB value of 12-15.
Preferably, the dispersant is a low molecular weight acrylic terpolymer.
The production method of the aluminum coil cleaning agent comprises the following steps:
(1) adding the alpha into a reaction kettle, starting a stirrer, and adjusting the rotating speed from slow to fast, wherein the rotating speed is controlled to be 200-300 revolutions per minute;
(2) b is added under the stirring state, and after the b is completely dissolved and the solution is clear and transparent by eyes, the stirring is continued for 3 to 5 minutes;
(3) c is added under the stirring state, and after the c is completely dissolved and the solution is clear and transparent by eyes, the stirring is continued for 3-5 minutes;
(4) d is added under the stirring state, and after d is completely dissolved and the solution is clear and transparent by eyes, the stirring is continued until the temperature is reduced to below 40 ℃;
(5) adding e into a pulling cylinder, starting a stirring paddle, and adjusting the rotating speed from slow to fast, wherein the rotating speed is controlled to be 150-200 rpm;
(6) adding f under a stirring state, and stirring for 2-3 minutes;
(7) adding g under stirring, and stirring for 2-3 minutes;
(8) adding the mixture into the reactor for h under the stirring state, and stirring for 2-3 minutes;
(9) adding the i under a stirring state, and stirring for 2-3 minutes;
(10) j is added under the stirring state, and is stirred for 2-3 minutes for standby;
(11) when the temperature of the solution in the step (4) is reduced to below 40 ℃, adding the solution prepared in the step (10) into the reaction kettle in which the step (4) is positioned, and stirring for 10min at a stirring speed of 200-300 rpm;
example 1
The aluminum coil cleaning agent comprises the following components in percentage by weight:
the production method of the aluminum coil cleaning agent comprises the following steps:
(1) adding the alpha into a reaction kettle, starting a stirrer, and adjusting the rotating speed from slow to fast, wherein the rotating speed is controlled to be 200-300 revolutions per minute;
(2) b is added under the stirring state, and after the b is completely dissolved and the solution is clear and transparent by eyes, the stirring is continued for 3 to 5 minutes;
(3) c is added under the stirring state, and after the c is completely dissolved and the solution is clear and transparent by eyes, the stirring is continued for 3-5 minutes;
(4) d is added under the stirring state, and after d is completely dissolved and the solution is clear and transparent by eyes, the stirring is continued until the temperature is reduced to below 40 ℃;
(5) adding e into a pulling cylinder, starting a stirring paddle, and adjusting the rotating speed from slow to fast, wherein the rotating speed is controlled to be 150-200 rpm;
(6) adding f under a stirring state, and stirring for 2-3 minutes;
(7) adding g under stirring, and stirring for 2-3 minutes;
(8) adding the mixture into the reactor for h under the stirring state, and stirring for 2-3 minutes;
(9) adding the i under a stirring state, and stirring for 2-3 minutes;
(10) j is added under the stirring state, and is stirred for 2-3 minutes for standby;
(11) when the temperature of the solution in the step (4) is reduced to below 40 ℃, adding the solution prepared in the step (10) into the reaction kettle in which the step (4) is positioned, and stirring for 10min at a stirring speed of 200-300 rpm;
example 2
The aluminum coil cleaning agent comprises the following components in percentage by weight:
the production method of the aluminum coil cleaning agent comprises the following steps:
(1) adding the alpha into a reaction kettle, starting a stirrer, and adjusting the rotating speed from slow to fast, wherein the rotating speed is controlled to be 200-300 revolutions per minute;
(2) b is added under the stirring state, and after the b is completely dissolved and the solution is clear and transparent by eyes, the stirring is continued for 3 to 5 minutes;
(3) c is added under the stirring state, and after the c is completely dissolved and the solution is clear and transparent by eyes, the stirring is continued for 3-5 minutes;
(4) d is added under the stirring state, and after d is completely dissolved and the solution is clear and transparent by eyes, the stirring is continued until the temperature is reduced to below 40 ℃;
(5) adding e into a pulling cylinder, starting a stirring paddle, and adjusting the rotating speed from slow to fast, wherein the rotating speed is controlled to be 150-200 rpm;
(6) adding f under a stirring state, and stirring for 2-3 minutes;
(7) adding g under stirring, and stirring for 2-3 minutes;
(8) adding the mixture into the reactor for h under the stirring state, and stirring for 2-3 minutes;
(9) adding the i under a stirring state, and stirring for 2-3 minutes;
(10) j is added under the stirring state, and is stirred for 2-3 minutes for standby;
(11) when the temperature of the solution in the step (4) is reduced to below 40 ℃, adding the solution prepared in the step (10) into the reaction kettle in which the step (4) is positioned, and stirring for 10min at a stirring speed of 200-300 rpm;
although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. The aluminum coil cleaning agent is characterized by comprising the following components in percentage by weight:
2. the aluminum coil cleaning agent as claimed in claim 1, wherein the solubilizer is selected from a nonionic surfactant having HLB value of 15-18.
3. The aluminum coil cleaning agent as recited in claim 1, wherein the penetrating agent is a fatty alcohol-polyoxyethylene ether.
4. The cleaning agent for aluminum coil as claimed in claim 1, wherein the wetting agent is a nonionic polyoxyethylene fatty alcohol ether.
5. The aluminum coil cleaning agent as claimed in claim 1, wherein the surfactant is a nonionic fatty alcohol-polyoxyethylene ether having an HLB value of 12-15.
6. The aluminum coil cleaning agent as claimed in claim 1, wherein the dispersant is a low molecular weight acrylic acid terpolymer, and the aluminum coil cleaning agent further comprises 0.01-1% of j-defoamer.
7. The aluminum coil cleaning agent as claimed in claim 1, wherein the defoaming agent is a mixed polyether.
8. The production method for cleaning the aluminum coil is characterized by comprising the following steps:
(1) adding the a-pure water into a reaction kettle, starting a stirrer, and adjusting the rotating speed from slow to fast, wherein the rotating speed is controlled at 200-300 rpm;
(2) adding the b-potassium hydroxide under stirring, dissolving the b-potassium hydroxide completely,
(3) adding the sodium c-gluconate under stirring until the sodium c-gluconate is completely dissolved;
(4) adding d-potassium carbonate under stirring, and waiting until the d-potassium carbonate is completely dissolved;
(5) adding e-solubilizer into a pulling cylinder, starting a stirring paddle, and adjusting the rotating speed from slow to fast, wherein the rotating speed is controlled to be 150-200 rpm;
(6) adding the f-penetrating agent under stirring, and stirring for 2-3 minutes;
(7) adding g-wetting agent under stirring, and stirring for 2-3 minutes;
(8) adding h-surfactant under stirring, and stirring for 2-3 minutes;
(9) adding the i-dispersing agent under a stirring state, and stirring for 2-3 minutes;
(10) adding j-defoaming agent under stirring, stirring and stirring for 2-3 minutes for later use;
(11) and (3) when the temperature of the solution in the step (4) is reduced to be below 40 ℃, adding the solution prepared in the step (10) into the reaction kettle in which the step (4) is positioned, and stirring for 10min at a stirring speed of 200-300 rpm.
9. The aluminum coil cleaning production method according to claim 8, wherein after the step (2), the aluminum coil cleaning production method comprises: stirring for 3-5 minutes after the solution is clear and transparent, and after the step (3), the production method for cleaning the aluminum coil comprises the following steps: and stirring for 3-5 minutes after the solution is clear and transparent.
10. The production method for cleaning the aluminum coil is characterized in that after the solution is clear and transparent, the solution is stirred until the temperature drops below 40 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011176788.3A CN112281169A (en) | 2020-10-29 | 2020-10-29 | Aluminum coil cleaning agent and production method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4599116A (en) * | 1984-11-08 | 1986-07-08 | Parker Chemical Company | Alkaline cleaning process |
| CA2067112A1 (en) * | 1990-08-24 | 1992-02-25 | Leslie M. Beck | Alkaline cleaner and process for reducing stain on aluminum surfaces |
| JPH11181587A (en) * | 1996-11-12 | 1999-07-06 | Nippon Parkerizing Co Ltd | Alkaline liquid detergent for metal and its production and use |
| CN101194047A (en) * | 2005-06-01 | 2008-06-04 | 埃科莱布有限公司 | Alkaline cleanser for cleaning aluminum surface |
| CN107130253A (en) * | 2017-06-28 | 2017-09-05 | 华杰 | A kind of aluminum alloy cleaning agent |
-
2020
- 2020-10-29 CN CN202011176788.3A patent/CN112281169A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4599116A (en) * | 1984-11-08 | 1986-07-08 | Parker Chemical Company | Alkaline cleaning process |
| CA2067112A1 (en) * | 1990-08-24 | 1992-02-25 | Leslie M. Beck | Alkaline cleaner and process for reducing stain on aluminum surfaces |
| JPH11181587A (en) * | 1996-11-12 | 1999-07-06 | Nippon Parkerizing Co Ltd | Alkaline liquid detergent for metal and its production and use |
| CN101194047A (en) * | 2005-06-01 | 2008-06-04 | 埃科莱布有限公司 | Alkaline cleanser for cleaning aluminum surface |
| CN107130253A (en) * | 2017-06-28 | 2017-09-05 | 华杰 | A kind of aluminum alloy cleaning agent |
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Application publication date: 20210129 |