CN115247004A - Nano coating with anticorrosion effect and preparation process thereof - Google Patents
Nano coating with anticorrosion effect and preparation process thereof Download PDFInfo
- Publication number
- CN115247004A CN115247004A CN202110463764.4A CN202110463764A CN115247004A CN 115247004 A CN115247004 A CN 115247004A CN 202110463764 A CN202110463764 A CN 202110463764A CN 115247004 A CN115247004 A CN 115247004A
- Authority
- CN
- China
- Prior art keywords
- nano
- coating
- parts
- mixed solution
- prepare
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002103 nanocoating Substances 0.000 title claims abstract description 51
- 230000000694 effects Effects 0.000 title claims abstract description 24
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 239000011259 mixed solution Substances 0.000 claims abstract description 41
- 238000005507 spraying Methods 0.000 claims abstract description 35
- 238000005260 corrosion Methods 0.000 claims abstract description 30
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 24
- 230000007797 corrosion Effects 0.000 claims abstract description 24
- 229910052751 metal Inorganic materials 0.000 claims abstract description 23
- 239000002184 metal Substances 0.000 claims abstract description 23
- 238000003756 stirring Methods 0.000 claims abstract description 20
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 17
- 239000002270 dispersing agent Substances 0.000 claims abstract description 17
- 239000003112 inhibitor Substances 0.000 claims abstract description 17
- 239000002994 raw material Substances 0.000 claims abstract description 15
- 239000000243 solution Substances 0.000 claims abstract description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000008367 deionised water Substances 0.000 claims abstract description 12
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 12
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 12
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 12
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 12
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 12
- 235000019353 potassium silicate Nutrition 0.000 claims abstract description 12
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000002562 thickening agent Substances 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000011787 zinc oxide Substances 0.000 claims abstract description 12
- 238000002156 mixing Methods 0.000 claims abstract description 7
- 238000005488 sandblasting Methods 0.000 claims abstract description 7
- 238000000576 coating method Methods 0.000 claims description 32
- 239000011248 coating agent Substances 0.000 claims description 29
- 239000011159 matrix material Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 14
- 229920000877 Melamine resin Polymers 0.000 claims description 10
- 229910019142 PO4 Inorganic materials 0.000 claims description 10
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 claims description 10
- 235000021317 phosphate Nutrition 0.000 claims description 10
- 239000010452 phosphate Substances 0.000 claims description 10
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 claims description 5
- 235000021314 Palmitic acid Nutrition 0.000 claims description 5
- MGNCLNQXLYJVJD-UHFFFAOYSA-N cyanuric chloride Chemical compound ClC1=NC(Cl)=NC(Cl)=N1 MGNCLNQXLYJVJD-UHFFFAOYSA-N 0.000 claims description 5
- -1 fluorinated alkyl phosphate Chemical compound 0.000 claims description 5
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 5
- MEFBJEMVZONFCJ-UHFFFAOYSA-N molybdate Chemical compound [O-][Mo]([O-])(=O)=O MEFBJEMVZONFCJ-UHFFFAOYSA-N 0.000 claims description 5
- WQEPLUUGTLDZJY-UHFFFAOYSA-N n-Pentadecanoic acid Natural products CCCCCCCCCCCCCCC(O)=O WQEPLUUGTLDZJY-UHFFFAOYSA-N 0.000 claims description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 5
- VMJFLTWEWCSUOC-UHFFFAOYSA-J tetrasodium butanedioate Chemical group [Na+].[Na+].[Na+].[Na+].[O-]C(=O)CCC([O-])=O.[O-]C(=O)CCC([O-])=O VMJFLTWEWCSUOC-UHFFFAOYSA-J 0.000 claims description 5
- PBYZMCDFOULPGH-UHFFFAOYSA-N tungstate Chemical compound [O-][W]([O-])(=O)=O PBYZMCDFOULPGH-UHFFFAOYSA-N 0.000 claims description 5
- LSGOVYNHVSXFFJ-UHFFFAOYSA-N vanadate(3-) Chemical compound [O-][V]([O-])([O-])=O LSGOVYNHVSXFFJ-UHFFFAOYSA-N 0.000 claims description 5
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims description 5
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims description 4
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 239000000194 fatty acid Substances 0.000 claims description 3
- 229930195729 fatty acid Natural products 0.000 claims description 3
- 230000002421 anti-septic effect Effects 0.000 claims 2
- 239000000203 mixture Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 12
- 238000011031 large-scale manufacturing process Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 125000005456 glyceride group Chemical group 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000002105 nanoparticle Substances 0.000 description 2
- 229920000620 organic polymer Polymers 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
- C09D1/02—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances alkali metal silicates
- C09D1/04—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances alkali metal silicates with organic additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/54—No clear coat specified
- B05D7/544—No clear coat specified the first layer is let to dry at least partially before applying the second layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/56—Three layers or more
- B05D7/58—No clear coat specified
- B05D7/584—No clear coat specified at least some layers being let to dry, at least partially, before applying the next layer
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
Abstract
The invention discloses a nano coating with an anti-corrosion effect and a preparation process thereof, wherein the preparation process comprises the following steps: step 1: preparing raw materials for preparing the nano coating according to parts by weight; step 2: adding the water glass colloidal solution into deionized water, adding nano graphene, and mixing to prepare a mixed solution A; and 3, step 3: adding nano magnesium oxide and nano zinc oxide into the mixed solution A, and putting the mixed solution A into a stirrer to be mixed and stirred to prepare a mixed solution B; and 4, step 4: adding the thickening agent, the synergist, the dispersant and the defoaming agent into the mixed solution B, adding the corrosion inhibitor while stirring, and continuously stirring to prepare the anticorrosive nano-coating; and 5: carrying out sand blasting treatment on the surface of the metal base material, carrying out air spraying treatment and then baking; step 6: and (5) repeating the step to form the nano coating with the anticorrosion function. The nano coating with the anticorrosion effect, which is prepared by the invention, has the advantages of strong corrosion resistance, simple production process and easily obtained required raw materials, and is suitable for large-scale production.
Description
Technical Field
The invention relates to the technical field of coatings, in particular to a nano coating with an anti-corrosion effect and a preparation process thereof.
Background
The fastener is the basis of industrial industry development, and directly influences the quality and safety of the whole mechanical product. However, the fastener may suffer from problems such as loosening, rusting, seizure, and even breakage during use, and the occurrence of these phenomena presents a significant safety risk and even a serious accident. Therefore, the fastener is very important in quality, correct installation, use, maintenance, inspection and development of high-performance protective coatings, and people pay high attention to the fastener. In addition, fasteners used in marine environments or coastal areas need to have excellent corrosion resistance.
Common anticorrosive coatings are: the coating adopts organic polymers as base materials, has the advantages of short curing time of a film layer, low curing temperature, convenient construction and the like, and is widely used for corrosion prevention of metal surfaces of buildings, bridges, ships and the like. However, these anticorrosion coatings are not suitable for use in high temperature or highly corrosive environments because they use organic polymers as the substrate. According to statistics, the metal loss caused by corrosion reaches hundreds of millions of yuan every year, the quality of the anticorrosive coating directly determines the service life of the metal material, and the anticorrosive coating is an indispensable part in the construction process of the metal material, so that the development of the anticorrosive coating with longer service life and better anticorrosive effect has great significance.
Disclosure of Invention
The invention aims to provide a nano coating with an anti-corrosion effect and a preparation process thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a nano coating with an anticorrosion effect comprises the following raw materials in parts by weight: 60-70 parts of deionized water, 20-25 parts of a water glass colloidal solution, 4-6 parts of nano zinc oxide, 2-4 parts of nano magnesium oxide, 20-25 parts of nano graphene, 15-20 parts of a thickening agent, 6-8 parts of a synergist, 0.6-1.8 parts of a dispersing agent, 0.6-1.2 parts of a defoaming agent and 1-1.5 parts of a corrosion inhibitor.
Preferably, the dispersant is sodium bis-succinate sulfonate and zinc stearate.
Preferably, the corrosion inhibitor is any one of molybdate, tungstate, vanadate and borate.
Preferably, the defoaming agent is one or a combination of more of trialkyl melamine, cyanuric chloride melamine, dialkyl phosphate and fluorinated alkyl phosphate, palmitic acid and fatty glyceride.
A preparation method of a nano coating with an anti-corrosion effect comprises the following steps:
step 1: preparing raw materials for preparing the nano coating according to parts by weight;
step 2: adding the water glass colloidal solution into deionized water, adding nano graphene, and mixing to prepare a mixed solution A;
and step 3: adding nano magnesium oxide and nano zinc oxide into the mixed solution A, and putting the mixed solution A into a stirrer to be mixed and stirred for 3-5 hours to prepare a mixed solution B;
and 4, step 4: adding the thickening agent, the synergist, the dispersant and the defoaming agent into the mixed solution B, placing the mixed solution B in a stirrer, stirring for 1-2 hours, adding the corrosion inhibitor while stirring, and continuing stirring to prepare the anticorrosive nano-coating;
and 5: carrying out sand blasting treatment on the surface of the metal base material, spraying the anticorrosive nano-coating on the surface of the metal base material by utilizing compressed air, carrying out air spraying treatment and then baking;
step 6: and (5) repeating the step, and forming the nano coating with the anticorrosion effect on the metal matrix material by adopting a double-coating and double-drying process.
Preferably, in step 5, the spraying times of the air spraying are 3-5 times, the time interval between each spraying is 6h, and the pressure value of the compressed air is 0.8-1.0MPa.
Preferably, in step 5, the coating amount of air spraying is 120-200 mg/dm.
Preferably, in step 6, the metal matrix material is baked by using a baking oven, wherein the baking temperature is 280-320 ℃ and the baking time is 5-6h.
Compared with the prior art, the invention has the beneficial effects that:
according to the nano coating with the anticorrosion effect, the air spraying method is adopted, so that the obtained coating is more tightly combined with the surface of the matrix, and the adhesion of the coating on the matrix is improved, so that the service life of the coating is greatly prolonged, the corrosion resistance is strong, the production process is simple, the required raw materials are easy to obtain, and the nano coating is suitable for large-scale production; meanwhile, the strength of the coating is greatly improved by introducing the nano particles into the coating, so that the wear resistance of the coating is enhanced, and the service life of the coating is prolonged.
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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
the invention provides a technical scheme that: a nano coating with an anticorrosion effect comprises the following raw materials in parts by weight: 60 parts of deionized water, 20 parts of a water glass colloidal solution, 4 parts of nano zinc oxide, 2 parts of nano magnesium oxide, 20 parts of nano graphene, 15 parts of a thickening agent, 6 parts of a synergist, 0.6 part of a dispersant, 0.6 part of an antifoaming agent and 1 part of a corrosion inhibitor, wherein the dispersant is one of sodium disuccinate and zinc stearate, the corrosion inhibitor is one of molybdate, tungstate, vanadate and borate, and the antifoaming agent is one or a combination of more of trialkyl melamine, cyanuric chloride melamine, dialkyl phosphate and fluorinated alkyl phosphate, palmitic acid and fatty acid glyceride.
The method comprises the following steps:
step 1: preparing raw materials for preparing the nano coating according to parts by weight;
step 2: adding the water glass colloidal solution into deionized water, adding nano graphene, and mixing to prepare a mixed solution A;
and step 3: adding nano magnesium oxide and nano zinc oxide into the mixed solution A, and putting the mixed solution A into a stirrer to be mixed and stirred for 3 hours to prepare a mixed solution B;
and 4, step 4: adding the thickening agent, the synergist, the dispersant and the defoaming agent into the mixed solution B, placing the mixed solution B in a stirrer, stirring for 1h, adding the corrosion inhibitor while stirring, and continuing stirring to prepare the anticorrosive nano-coating;
and 5: carrying out sand blasting treatment on the surface of a metal base material, spraying an anticorrosive nano coating on the surface of the metal base material by utilizing compressed air, baking after carrying out air spraying treatment, wherein the spraying times of the air spraying are 3 times, the time interval between every two times of spraying is 6h, the pressure value of the compressed air is 0.8MPa, and the coating amount of the air spraying is 120 mg/dm;
step 6: and (5) repeating the step (5), baking the metal matrix material by adopting a double-coating and double-baking process and a baking furnace at the baking temperature of 280 ℃ for 5 hours to form the nano coating with the anticorrosion effect.
Example 2:
the invention provides a technical scheme that: a nano coating with an anticorrosion effect comprises the following raw materials in parts by weight: 65 parts of deionized water, 25 parts of a water glass colloidal solution, 5 parts of nano zinc oxide, 3 parts of nano magnesium oxide, 20 parts of nano graphene, 15 parts of a thickening agent, 7 parts of a synergist, 1.2 parts of a dispersant, 0.8 part of an antifoaming agent and 1.2 parts of a corrosion inhibitor, wherein the dispersant is one of sodium disuccinate sulfonate and zinc stearate, the corrosion inhibitor is one of molybdate, tungstate, vanadate and borate, and the antifoaming agent is one or a combination of more of trialkyl melamine, cyanuric chloride melamine, dialkyl phosphate and fluorinated alkyl phosphate, palmitic acid and fatty acid glyceride.
The method comprises the following steps:
step 1: preparing raw materials for preparing the nano coating according to parts by weight;
step 2: adding the water glass colloidal solution into deionized water, adding nano graphene, and mixing to prepare a mixed solution A;
and 3, step 3: adding nano magnesium oxide and nano zinc oxide into the mixed solution A, and putting the mixed solution A into a stirrer to be mixed and stirred for 4 hours to prepare a mixed solution B;
and 4, step 4: adding the thickening agent, the synergist, the dispersant and the defoaming agent into the mixed solution B, placing the mixed solution B in a stirrer, stirring for 1.5 hours, adding the corrosion inhibitor while stirring, and continuing stirring to prepare the anticorrosive nano-coating;
and 5: performing sand blasting on the surface of a metal base material, spraying an anticorrosive nano coating on the surface of the metal base material by using compressed air, baking after performing air spraying treatment, wherein the spraying times of the air spraying are 4 times, the time interval between every two times of spraying is 6h, the pressure value of the compressed air is 0.9MPa, and the coating amount of the air spraying is 160 mg/dm;
step 6: and (5) repeating the step (5), baking the metal matrix material by adopting a double-coating and double-baking process and a baking furnace at the baking temperature of 300 ℃ for 5.5 hours to form the nano coating with the anticorrosion effect.
Example 3:
the invention provides a technical scheme that: a nano coating with an anticorrosion effect comprises the following raw materials in parts by weight: 70 parts of deionized water, 25 parts of a water glass colloidal solution, 6 parts of nano zinc oxide, 4 parts of nano magnesium oxide, 25 parts of nano graphene, 20 parts of a thickening agent, 8 parts of a synergist, 1.8 parts of a dispersant, 1.2 parts of an antifoaming agent and 1.5 parts of a corrosion inhibitor, wherein the dispersant is one of sodium bis-succinate sulfonate and zinc stearate, the corrosion inhibitor is one of molybdate, tungstate, vanadate and borate, and the antifoaming agent is one or a combination of more of trialkyl melamine, cyanuric chloride melamine, dialkyl phosphate and fluorinated alkyl phosphate, palmitic acid and fatty glyceride.
The method comprises the following steps:
step 1: preparing raw materials for preparing the nano coating according to parts by weight;
step 2: adding the water glass colloidal solution into deionized water, adding nano graphene, and mixing to prepare a mixed solution A;
and 3, step 3: adding nano magnesium oxide and nano zinc oxide into the mixed solution A, and putting the mixed solution A into a stirrer to be mixed and stirred for 5 hours to prepare a mixed solution B;
and 4, step 4: adding the thickening agent, the synergist, the dispersing agent and the defoaming agent into the mixed solution B, placing the mixed solution B in a stirrer, stirring for 2 hours, adding the corrosion inhibitor while stirring, and continuously stirring to prepare the anticorrosive nano-coating;
and 5: carrying out sand blasting treatment on the surface of a metal base material, spraying an anticorrosive nano coating on the surface of the metal base material by utilizing compressed air, baking after carrying out air spraying treatment, wherein the spraying times of the air spraying are 5 times, the time interval between every two times of spraying is 6h, the pressure value of the compressed air is 1.0MPa, and the coating amount of the air spraying is 200 mg/dm;
step 6: and (5) repeating the step (5), baking the metal matrix material by adopting a double-coating and double-baking process and a baking furnace at the baking temperature of 320 ℃ for 6 hours to form the nano coating with the anticorrosion effect.
In conclusion, the anti-corrosion nano coating prepared by the three embodiments adopts an air spraying method, so that the obtained coating is more tightly combined with the surface of the matrix, and the adhesion of the coating on the matrix is improved, thereby greatly prolonging the service life of the coating, having strong corrosion resistance and simple production process, easily obtaining required raw materials and being suitable for large-scale production; meanwhile, by introducing the nano particles into the coating, the strength of the coating is greatly improved, the wear resistance of the coating is enhanced, and the service life of the coating is prolonged.
Method of use
A preparation method of a nano coating with an anti-corrosion effect comprises the following steps:
step 1: preparing raw materials for preparing the nano coating according to parts by weight;
step 2: adding the water glass colloidal solution into deionized water, adding nano graphene, and mixing to prepare a mixed solution A;
and step 3: adding nano magnesium oxide and nano zinc oxide into the mixed solution A, and putting the mixed solution A into a stirrer to be mixed and stirred for 3-5 hours to prepare a mixed solution B;
and 4, step 4: adding the thickening agent, the synergist, the dispersant and the defoaming agent into the mixed solution B, placing the mixed solution B in a stirrer, stirring for 1-2 hours, adding the corrosion inhibitor while stirring, and continuing stirring to prepare the anticorrosive nano-coating;
and 5: carrying out sand blasting treatment on the surface of the metal base material, spraying the anticorrosive nano-coating on the surface of the metal base material by utilizing compressed air, carrying out air spraying treatment and then baking;
step 6: and (5) repeating the step, and forming the nano coating with the anticorrosion effect on the metal matrix material by adopting a double-coating and double-drying process.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The nano coating with the anticorrosion effect is characterized by comprising the following raw materials in parts by weight: 60-70 parts of deionized water, 20-25 parts of a water glass colloidal solution, 4-6 parts of nano zinc oxide, 2-4 parts of nano magnesium oxide, 20-25 parts of nano graphene, 15-20 parts of a thickening agent, 6-8 parts of a synergist, 0.6-1.8 parts of a dispersing agent, 0.6-1.2 parts of a defoaming agent and 1-1.5 parts of a corrosion inhibitor.
2. The nano-coating with corrosion protection as claimed in claim 1, wherein: the dispersing agent is sodium bis-succinate sulfonate and zinc stearate.
3. The nano-coating with corrosion protection as claimed in claim 1, wherein: the corrosion inhibitor is any one of molybdate, tungstate, vanadate and borate.
4. The nano-coating with anticorrosion effect as claimed in claim 1, wherein: the defoaming agent is one or a composition of more of trialkyl melamine, cyanuric chloride melamine, dialkyl phosphate and fluorinated alkyl phosphate, palmitic acid and fatty acid glyceride.
5. A preparation method of a nano coating with an anticorrosion effect adopts the nano coating with the anticorrosion effect as claimed in claims 1 to 4, and is characterized by comprising the following steps:
step 1: preparing raw materials for preparing the nano coating according to the parts by weight;
and 2, step: adding the water glass colloidal solution into deionized water, adding nano graphene, and mixing to prepare a mixed solution A;
and 3, step 3: adding nano magnesium oxide and nano zinc oxide into the mixed solution A, and putting the mixed solution A into a stirrer to be mixed and stirred for 3-5 hours to prepare a mixed solution B;
and 4, step 4: adding the thickening agent, the synergist, the dispersant and the defoaming agent into the mixed solution B, placing the mixed solution B in a stirrer, stirring for 1-2 hours, adding the corrosion inhibitor while stirring, and continuing stirring to prepare the anticorrosive nano-coating;
and 5: carrying out sand blasting treatment on the surface of the metal matrix material, spraying the anticorrosive nano-coating on the surface of the metal matrix material by using compressed air, carrying out air spraying treatment, and then baking;
step 6: and (5) repeating the step, and forming the nano coating with the anticorrosion effect on the metal matrix material by adopting a double-coating and double-drying process.
6. The method for preparing nano coating with antiseptic effect according to claim 5, wherein the method comprises the following steps: in the step 5, the spraying times of the air spraying are 3-5 times, the time interval between every two spraying is 6h, and the pressure value of the compressed air is 0.8-1.0MPa.
7. The method for preparing nano coating with antiseptic effect according to claim 5, wherein the method comprises the following steps: in step 5, the coating quantity of air spraying is 120-200 mg/dm.
8. The method for preparing the nano coating with the anticorrosion function according to claim 5, wherein the method comprises the following steps: in the step 6, the metal matrix material is baked by adopting a baking furnace, wherein the baking temperature is 280-320 ℃, and the baking time is 5-6h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110463764.4A CN115247004A (en) | 2021-04-28 | 2021-04-28 | Nano coating with anticorrosion effect and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110463764.4A CN115247004A (en) | 2021-04-28 | 2021-04-28 | Nano coating with anticorrosion effect and preparation process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115247004A true CN115247004A (en) | 2022-10-28 |
Family
ID=83697438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110463764.4A Pending CN115247004A (en) | 2021-04-28 | 2021-04-28 | Nano coating with anticorrosion effect and preparation process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115247004A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10218977A1 (en) * | 2002-04-27 | 2003-11-06 | Merck Patent Gmbh | Surface modification of phase change material |
| CN101429409A (en) * | 2008-12-18 | 2009-05-13 | 复旦大学 | Environment-friendly electric steel nano-coating material, preparation and uses thereof |
| US20100144925A1 (en) * | 2006-10-02 | 2010-06-10 | Ivan Cabrera | Plasters and Renders and Paints, Copolymer Dispersions and Their Use |
| CN103146235A (en) * | 2013-03-11 | 2013-06-12 | 华东师范大学 | Nano metal anticorrosion coating material, and preparation and application thereof |
| CN104672959A (en) * | 2015-02-11 | 2015-06-03 | 常州君合科技股份有限公司 | Nano ceramic micro-coating anticorrosive coating solution and preparation method thereof |
| CN110922797A (en) * | 2019-12-18 | 2020-03-27 | 南通达克罗新材料科技有限公司 | Anticorrosive nano coating and preparation method thereof |
| CN112221754A (en) * | 2020-11-09 | 2021-01-15 | 东阳市聚冉电子科技有限公司 | Metal anticorrosion nano coating and preparation method thereof |
-
2021
- 2021-04-28 CN CN202110463764.4A patent/CN115247004A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10218977A1 (en) * | 2002-04-27 | 2003-11-06 | Merck Patent Gmbh | Surface modification of phase change material |
| US20100144925A1 (en) * | 2006-10-02 | 2010-06-10 | Ivan Cabrera | Plasters and Renders and Paints, Copolymer Dispersions and Their Use |
| CN101429409A (en) * | 2008-12-18 | 2009-05-13 | 复旦大学 | Environment-friendly electric steel nano-coating material, preparation and uses thereof |
| CN103146235A (en) * | 2013-03-11 | 2013-06-12 | 华东师范大学 | Nano metal anticorrosion coating material, and preparation and application thereof |
| CN104672959A (en) * | 2015-02-11 | 2015-06-03 | 常州君合科技股份有限公司 | Nano ceramic micro-coating anticorrosive coating solution and preparation method thereof |
| CN110922797A (en) * | 2019-12-18 | 2020-03-27 | 南通达克罗新材料科技有限公司 | Anticorrosive nano coating and preparation method thereof |
| CN112221754A (en) * | 2020-11-09 | 2021-01-15 | 东阳市聚冉电子科技有限公司 | Metal anticorrosion nano coating and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102127328B (en) | Aqueous on-rust inorganic zinc-enriched coating and preparation method thereof | |
| US11014846B2 (en) | Scaling resistant ceramic glaze and functional overglaze for Q345 hot rolled alloy steel double sided enameling | |
| CN105111860A (en) | Water-based double-component corrosion-resistant industrial paint and production method thereof | |
| CN100532476C (en) | Surface antiseptic treating agent for cable bridge frame | |
| CN111117423A (en) | Elastic epoxy resin coating and preparation method thereof | |
| WO2024002117A1 (en) | Antibacterial fluorine-modified epoxy vinyl ester resin, method for preparing same, and multi-mechanism synergistic universal anti-corrosion coating | |
| CN110922797A (en) | Anticorrosive nano coating and preparation method thereof | |
| CN112725785A (en) | Blue passivator for steel parts and preparation method thereof | |
| CN115247004A (en) | Nano coating with anticorrosion effect and preparation process thereof | |
| CN105017921A (en) | Oily-to-aqueous epoxy anti-rust prime coat and preparation method thereof | |
| CN111073358A (en) | Phosphate water-based heavy-duty anticorrosive coating and preparation method and construction method thereof | |
| CN111423752A (en) | Water-based inorganic zinc-rich primer for heavy corrosion protection | |
| CN113981443A (en) | Anti-corrosion galvanized steel sheet and preparation method thereof | |
| CN107189625A (en) | A kind of water-base epoxy fire-resistant anticorrosion paint of metal ion crosslinked and preparation method thereof | |
| CN103665975A (en) | Organic silicon anti-rust paint for ship and preparation method thereof | |
| CN107384128A (en) | A kind of novel aqueous asphalt anticorrosion paint | |
| CN108752997B (en) | Maintenance coating for ships | |
| CN103589287A (en) | Single-component epoxy primer and preparation method thereof | |
| CN111484775A (en) | Epoxy anticorrosive antibacterial powder coating special for valve fire protection and preparation method thereof | |
| CN111087908A (en) | Special anticorrosive material for carbon steel replacing stainless steel and preparation method thereof | |
| CN107337951A (en) | A kind of preparation method and applications of steel construction high temperature insulation anticorrosive paint | |
| CN112266726A (en) | Formula of efficient environment-friendly catalyst material with corrosion-resistant and rust-resistant functions | |
| CN104060273B (en) | A kind of steel construction long-acting corrosion resistance coating and preparation method thereof | |
| CN103602126A (en) | Special primer for machinery and preparation method thereof | |
| CN111117395B (en) | Flame-retardant anticorrosive material special for carbon steel pipe, and preparation method and application thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20221028 |