CN101643612B - Waterproof antiseptic wearproof nano paint, preparation method, use method and application thereof - Google Patents
Waterproof antiseptic wearproof nano paint, preparation method, use method and application thereof Download PDFInfo
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- CN101643612B CN101643612B CN200910041234XA CN200910041234A CN101643612B CN 101643612 B CN101643612 B CN 101643612B CN 200910041234X A CN200910041234X A CN 200910041234XA CN 200910041234 A CN200910041234 A CN 200910041234A CN 101643612 B CN101643612 B CN 101643612B
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- 238000002360 preparation method Methods 0.000 title claims abstract description 33
- 239000003973 paint Substances 0.000 title claims abstract description 28
- 230000002421 anti-septic effect Effects 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000004593 Epoxy Substances 0.000 claims abstract description 52
- 239000004952 Polyamide Substances 0.000 claims abstract description 44
- 229920002647 polyamide Polymers 0.000 claims abstract description 44
- 239000000843 powder Substances 0.000 claims abstract description 34
- 239000003822 epoxy resin Substances 0.000 claims abstract description 29
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 29
- 229910010271 silicon carbide Inorganic materials 0.000 claims abstract description 26
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims abstract description 21
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000000758 substrate Substances 0.000 claims abstract description 8
- 238000000576 coating method Methods 0.000 claims description 54
- 239000011248 coating agent Substances 0.000 claims description 45
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 44
- 238000002156 mixing Methods 0.000 claims description 39
- 239000002904 solvent Substances 0.000 claims description 30
- 239000013530 defoamer Substances 0.000 claims description 22
- 229910052742 iron Inorganic materials 0.000 claims description 22
- 238000003756 stirring Methods 0.000 claims description 22
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 21
- 239000010445 mica Substances 0.000 claims description 20
- 229910052618 mica group Inorganic materials 0.000 claims description 20
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 20
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 20
- 239000000203 mixture Substances 0.000 claims description 18
- 230000004048 modification Effects 0.000 claims description 14
- 238000012986 modification Methods 0.000 claims description 14
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 9
- 239000012467 final product Substances 0.000 claims description 8
- 230000003628 erosive effect Effects 0.000 claims description 7
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical class CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 6
- 229920002545 silicone oil Polymers 0.000 claims description 6
- 239000004922 lacquer Substances 0.000 claims description 5
- 239000002002 slurry Substances 0.000 claims description 5
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 claims description 3
- TZMFJUDUGYTVRY-UHFFFAOYSA-N pentane-2,3-dione Chemical compound CCC(=O)C(C)=O TZMFJUDUGYTVRY-UHFFFAOYSA-N 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims 3
- 150000001408 amides Chemical class 0.000 claims 1
- 230000037452 priming Effects 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 abstract description 3
- 239000002184 metal Substances 0.000 abstract description 3
- 239000010410 layer Substances 0.000 abstract 7
- 239000002344 surface layer Substances 0.000 abstract 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 abstract 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 abstract 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract 2
- 229910052698 phosphorus Inorganic materials 0.000 abstract 2
- 239000011574 phosphorus Substances 0.000 abstract 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
- 239000002518 antifoaming agent Substances 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 118
- 230000002159 abnormal effect Effects 0.000 description 24
- 239000000463 material Substances 0.000 description 20
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 12
- 238000005260 corrosion Methods 0.000 description 9
- 230000007797 corrosion Effects 0.000 description 8
- 239000007864 aqueous solution Substances 0.000 description 6
- 239000007769 metal material Substances 0.000 description 6
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical class O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 4
- 239000002086 nanomaterial Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000003245 working effect Effects 0.000 description 2
- 229910000926 A-3 tool steel Inorganic materials 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920006334 epoxy coating Polymers 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000015784 hyperosmotic salinity response Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Abstract
The invention discloses a waterproof antiseptic wearproof nano paint, a preparation method, a use method and application thereof. The paint has a middle layer, a surface layer or a bottom layer, a middle layer and a surface layer outwards orderly from the contact surface of a metal substrate surface; each layer comprises components by weight percent: the bottom layer comprises 10% to 25% of epoxy solution, 10% to 25% of polyamide solution, 50% to 78% of zinc powder and 2% to 10% of ferrous phosphorus powder; the middle layer comprises 15% to 30% of epoxy solution, 10% to 28% of polyamide solution, 42% to 70% of micaceous iron oxide, 2% to 10% of ferrous phosphorus powder and 2% to 8% of talcum powder; the surface layer comprises 25% to 50% of modified epoxy resin solution, 20% to 44% of polyamide solution, 5% to 20% of carborundum, 0.5% to 3% of nano carborundum and 10% to 25% of alumina and proper defoaming agents are added respectively to each layer of paint. The paint largely enhances the waterproof, antiseptic and wearproof performance of substrate, largely prolongs the service life and has good market prospect and practical popularization value.
Description
Technical field
The invention belongs to technical field of coatings, be specifically related to a kind of waterproof antiseptic wearproof nano paint, its preparation and method of use and application of covering with paint, lacquer, colour wash, etc. in metal material surface.
Background technology
Metallic substance in use all can receive the effect of physical environments such as atmosphere, water erosion, soda acid, and along with the prolongation of action time, the performance of material itself can descend gradually, even damage.The whole world is annual because the loss that ageing of metal brought is huge.According to statistics; The usage quantity of metallic substance is iron and steel more than 90%; The about annual corrosion rate of iron and steel that the whole world is existing and hardware is 10%; The whole world is approximately higher than 7,000 hundred million dollars because of corrosion loss every year, generally it seems, because the financial loss that corrosion is caused accounts for 2% to 4% of total value of production in national economy.
Cover with paint, lacquer, colour wash, etc. suitable coating in the metallic surface and can solve the metallic substance water-tight corrosion-proof and prevent the metallic substance wear problems, prolong its work-ing life greatly.
Have now to be used to cover with paint, lacquer, colour wash, etc. inorganic corrosion-resistant abrasion coating and organic anti-corrosive wear-resistant paint are arranged in the coating of metal material surface.The inorganic anti-corrosion wear-resistant paint generally all is to be the water soluble paint of matrix with the inorganic bonding agent, and its water tolerance and erosion resistance ability are relatively poor, are not suitable for the operating mode of wet environment work; General organic anti-corrosive wear-resistant paint then is to be wedding agent with epoxy resin, adds certain macrobead ceramic aggregate and solidifying agent and makes.Though epoxy resin has good bonding force and physical strength, lacking toughness, property is crisp.Especially the workpiece under the slurry erosion wear operating mode and often receive quicksand abrasive water conservancy machinery parts etc., its Working environment very severe, very high to anticorrosion with coat, corrosion protection, the wear-resisting requirement of workpiece surface, existing coating can not satisfy the demands at all.
Summary of the invention
The objective of the invention is deficiency, the nano paint that has the waterproof antiseptic wearproof performance under a kind of normal temperature is provided, can be applicable to different substrate surfaces, to improve waterproof, the corrosion-resistant and wear resisting property of matrix to existing coating technology.
Another object of the present invention provides the preparation method and the method for use of said coating.
A further object of the invention provides the application of said coating.
The object of the invention is achieved through following technical scheme:
A kind of waterproof antiseptic wearproof nano paint is provided, and from outwards comprising three layers of the two-layer or bottom of middle layer and upper layer, middle layer and upper layers successively with the metallic substrate surface contact surface, the weight percent of each layer is formed and is respectively:
Bottom: epoxy solution 10～25%, polyamide solution 10～25%, zinc powder 50～78%, ferrophosphorus powder 2～10%;
Middle layer: epoxy solution 15～30%, polyamide solution 10～28%, iron mica 42～70%, ferrophosphorus powder 2～10%, talcum powder 2～8%;
Upper layer: modified epoxy solution 25～50%, polyamide solution 20～44%, silit 5～20%, nanometer silicon carbide 0.5～3%, aluminum oxide 10～25%;
It is an amount of that each coating all adds skimmer respectively, and preferred skimmer is tbp, organosilicon wet goods.
The preferable amount of skimmer is respectively 0.2～0.8% of each coating total mass in said each coating.
It is formulated according to mass ratio 5: 1～2: 1 that described epoxy solution is E-44 epoxy resin and solvent, the preferred toluene of said solvent, YLENE, ETHYLE ACETATE, butanols etc.
Described polyamide solution preferred polyamide and solvent are that 3: 1 ratio is formulated according to mass ratio, the preferred YLENE of said solvent, propyl carbinol, methyl ethyl diketone etc.
Said modified epoxy is polymeric amide-650 a modification E-44 epoxy resin; Said polymeric amide-650 is 1: 1～1: 5 with the mass ratio of E-44 epoxy resin; Polymeric amide-650 modification E-44 epoxy resin is dissolved in the ethyl acetate equal solvent prepares modified epoxy solution, the consumption of solvent is to confirm in 1: 1～6: 1 according to itself and polymeric amide-650 modification E-44 epoxy resin mass ratio.
Described zinc powder is crossed 800 mesh sieves, and the ferrophosphorus powder is crossed 1000 mesh sieves; Iron mica is crossed 325 mesh sieves; Talcum powder is crossed 325 mesh sieves.
Described carborundum granularity is 5～15 μ m, and aluminum oxide grain size is 3～15 μ m.
Described nano material nanometer silicon carbide mean sizes is 10～40nm.
The present invention provides the preparation method of said coating simultaneously, may further comprise the steps:
(1) preparation epoxy solution and polyamide solution, mix mixing solutions;
(2) iron mica, ferrophosphorus powder, talcum powder are joined respectively in the mixing solutions of step (1) preparation, add that appropriate amount of defoamer evenly stirs and middle layer solution;
(3) preparing modified epoxy solution and polyamide solution, mix mixing solutions, silit, nanometer silicon carbide, aluminum oxide are joined respectively in the mixing solutions, add that appropriate amount of defoamer evenly stirs and upper layer solution;
Perhaps may further comprise the steps:
(1) preparation epoxy solution and polyamide solution, mix mixing solutions;
(2) zinc powder, ferrophosphorus powder are joined respectively in the mixing solutions of step (1) preparation, add that appropriate amount of defoamer evenly stirs and bottom solution;
Iron mica, ferrophosphorus powder, talcum powder are joined respectively in the mixing solutions of step (1) preparation, add that appropriate amount of defoamer evenly stirs and middle layer solution;
(3) preparing modified epoxy solution and polyamide solution, mix mixing solutions, silit, nanometer silicon carbide, aluminum oxide are joined respectively in the mixing solutions, add that appropriate amount of defoamer evenly stirs and upper layer solution;
The method of use of said coating is to apply intermediate layer coating toward substrate surface, treats dried slightly back, middle layer coated surface coating, and two coatings apply and are placed on that ambient cure got final product after 1 day in the air;
Perhaps bottom is coated on material surface, treats that dried slightly back, surface applies intermediate layer coating, treat dried slightly back, middle layer coated surface coating, three coatings apply and are placed on that ambient cure got final product after 1 day in the air.
Coating of the present invention can be applicable to cover with paint, lacquer, colour wash, etc. the workpiece surface under slurry erosion wear or the quicksand abrasion operating mode because of its superior waterproof antiseptic wearproof performance.The surfaces externally and internally of workpiece under the slurry erosion wear operating mode such as slurry machine, preparator component, oil-well rig metallic conduit etc.; Mainly be the protection against corrosion that improves these equipment, performance such as wear-resistant; Also can be applicable to often receive quicksand abrasive water conservancy machinery parts surface; Like the surface of turbine blade, the surfaces such as component of the subsea equipment of natural flow station to be improving its surperficial erosion resistance ability, as: public works, bridge, railing etc. improve its water-tight corrosion-proof weathering resistance.Can also be applied to the mechanical means such as the batch mixing tower of work under some normal temperature, internal surfaces such as spray tower decrease performance to improve its waterproof antiwear.
The invention has the beneficial effects as follows:
(1) the invention provides a kind of new coating,, coating of the present invention had the following advantages through confirming suitable prescription:
Rust-preventing characteristic is strong: bottom component and middle layer component have used chemical impermeable and physics antiseepage filler respectively, can prevent medium osmosis effectively, the protection metallic matrix;
Good corrosion resistance: behind the epoxy coating film-forming, owing to contain stable phenyl ring and ehter bond in the molecule, molecular structure is comparatively tight again, and therefore better to the stability of chemical mediator, especially alkali resistance is outstanding;
Wear resistance is good: the hardness of modified epoxy, wear resistance, cohesive force and abrasion-resistance all increase than epoxy resin.
(2) coating application of the present invention is flexible, can according to Working environment receive the corrosive severity, be coated with bottom coating selectively or not.If primer not, intermediate coat also can be securely and matrix bond.
(3) compare with existing coating, especially show as anticorrosion in the good water, anti-performance such as wash away, can protect the mechanical means of long-term operation in water body not to be corroded well, prolong its work-ing life in water greatly.
Embodiment
Come further explain the present invention below in conjunction with specific embodiment.
Embodiment 1
Coating comprises three layers, and each each weight percentages of components of layer is respectively:
Bottom: epoxy solution 10%, polyamide solution 12%, zinc powder 75%, ferrophosphorus powder 3%, skimmer tbp consumption is 0.2% of an above-mentioned materials gross weight;
The middle layer: epoxy solution 21%, polyamide solution 19%, iron mica 51%, ferrophosphorus powder 4%, talcum powder 5%, skimmer tbp consumption is 0.3% of an above-mentioned materials gross weight;
Upper layer: modified epoxy solution 45%, polyamide solution 30%, silit 5.5%, nanometer silicon carbide 0.5%; Aluminum oxide 19%, skimmer tbp consumption is 0.2% of an above-mentioned materials gross weight.
The preparation method is following:
(1) preparation epoxy solution and polyamide solution, mix mixing solutions;
Described epoxy solution is that E-44 epoxy resin and solvent form the optional toluene of said solvent etc. according to mass ratio configuration in 5: 1.
Described polyamide solution is that polymeric amide-650 forms the optional propyl carbinol of said solvent etc. with solvent according to mass ratio configuration in 3: 1.
(2) zinc powder, ferrophosphorus powder are joined respectively in the mixing solutions of step (1) preparation, add that appropriate amount of defoamer evenly stirs and bottom solution; Described zinc powder is crossed 800 mesh sieves, and the ferrophosphorus powder is crossed 1000 mesh sieves;
Iron mica, ferrophosphorus powder, talcum powder are joined respectively in the mixing solutions of step (1) preparation, add that appropriate amount of defoamer evenly stirs and middle layer solution; Iron mica is crossed 325 mesh sieves; Talcum powder is crossed 325 mesh sieves.
(3) preparing modified epoxy solution and polyamide solution, mix mixing solutions, silit, nanometer silicon carbide, aluminum oxide are joined respectively in the mixing solutions, add that appropriate amount of defoamer evenly stirs and upper layer solution;
Said modified epoxy solution is that polymeric amide-650 modification E-44 epoxy resin is dissolved in the ethyl acetate equal solvent and prepares; The mass ratio of said polymeric amide-650 and E-44 epoxy resin is 1: 1, the consumption of solvent according to itself and polymeric amide-650 modification E-44 epoxy resin mass ratio be 6: 1 definite.
Described carborundum granularity is 5 μ m, and aluminum oxide grain size is 5 μ m.
Described nano material nanometer silicon carbide mean sizes is 10nm.
Method of use: bottom is coated on material surface, treats that dried slightly back, surface applies intermediate layer coating, treat dried slightly back, middle layer coated surface coating, three coatings apply and are placed on that ambient cure got final product after 1 day in the air.
Bottom, middle layer and upper layer solution can dispose one deck and apply one deck, and also can looking particular case, all to configure the salable placement in back subsequent use, can place for 3～May.
Embodiment 2
Coating comprises three layers, and each each weight percentages of components of layer is respectively:
Bottom: epoxy solution 15%, polymeric amide-650, solution 12%, zinc powder 70%, ferrophosphorus powder 3%, skimmer organic silicone oil consumption is 0.8% of an above-mentioned materials gross weight;
The middle layer: epoxy solution 26%, polyamide solution 23%, iron mica 42%, ferrophosphorus powder 4%, talcum powder 5%, skimmer organic silicone oil consumption is 0.2% of an above-mentioned materials gross weight;
Upper layer: modified epoxy solution 48%, polyamide solution 35%, silit 5%, nanometer silicon carbide 1%, aluminum oxide 11%, skimmer organic silicone oil consumption is 0.4% of an above-mentioned materials gross weight;
The preparation method is following:
(1) preparation epoxy solution and polyamide solution, mix mixing solutions;
Described epoxy solution is that E-44 epoxy resin and solvent form the optional YLENE of said solvent etc. according to mass ratio configuration in 3: 1.
Described polyamide solution is that polymeric amide-650 and solvent form the optional YLENE of said solvent etc. according to mass ratio configuration in 3: 1.
(2) zinc powder, ferrophosphorus powder are joined respectively in the mixing solutions of step (1) preparation, add that appropriate amount of defoamer evenly stirs and bottom solution; Described zinc powder is crossed 800 mesh sieves, and the ferrophosphorus powder is crossed 1000 mesh sieves;
Iron mica, ferrophosphorus powder, talcum powder are joined respectively in the mixing solutions of step (1) preparation, add that appropriate amount of defoamer evenly stirs and middle layer solution; Iron mica is crossed 325 mesh sieves; Talcum powder is crossed 325 mesh sieves.
(3) preparing modified epoxy solution and polyamide solution, mix mixing solutions, silit, nanometer silicon carbide, aluminum oxide are joined respectively in the mixing solutions, add that appropriate amount of defoamer evenly stirs and upper layer solution;
Said modified epoxy solution is that polymeric amide-650 modification E-44 epoxy resin is dissolved in the ethyl acetate equal solvent and prepares; The mass ratio of said polymeric amide-650 and E-44 epoxy resin is 1: 5, the consumption of solvent according to itself and polymeric amide-650 modification E-44 epoxy resin mass ratio be 2: 1 definite.
Described carborundum granularity is 15 μ m, and aluminum oxide grain size is 10 μ m.
Described nano material nanometer silicon carbide mean sizes is 30nm.
Method of use: bottom is coated on material surface, treats that dried slightly back, surface applies intermediate layer coating, treat dried slightly back, middle layer coated surface coating, three coatings apply and are placed on that ambient cure got final product after 1 day in the air.
Embodiment 3
Coating comprises three layers, and each each weight percentages of components of layer is respectively:
Bottom: epoxy solution 25%, polyamide solution 10%, zinc powder 63%, ferrophosphorus powder 2%, skimmer tbp consumption is 0.3% of an above-mentioned materials gross weight;
The middle layer: epoxy solution 30%, polyamide solution 10%, iron mica 50%, ferrophosphorus powder 2%, talcum powder 8%, skimmer tbp consumption is 0.3% of an above-mentioned materials gross weight;
Upper layer: modified epoxy solution 50%, polyamide solution 20%, silit 3%, nanometer silicon carbide 2%, aluminum oxide 25%, skimmer tbp consumption is 0.8% of an above-mentioned materials gross weight.
The preparation method is following:
(1) preparation epoxy solution and polyamide solution, mix mixing solutions;
Described epoxy solution is that E-44 epoxy resin and solvent form optional ETHYLE ACETATE of said solvent or butanols etc. according to mass ratio configuration in 5: 1.
Described polyamide solution is that polymeric amide-650 forms the optional methyl ethyl diketone of said solvent etc. with solvent according to mass ratio configuration in 3: 1.
(2) zinc powder, ferrophosphorus powder are joined respectively in the mixing solutions of step (1) preparation, add that appropriate amount of defoamer evenly stirs and bottom solution; Described zinc powder is crossed 800 mesh sieves, and the ferrophosphorus powder is crossed 1000 mesh sieves;
Iron mica, ferrophosphorus powder, talcum powder are joined respectively in the mixing solutions of step (1) preparation, add that appropriate amount of defoamer evenly stirs and middle layer solution; Iron mica is crossed 325 mesh sieves; Talcum powder is crossed 325 mesh sieves.
(3) preparing modified epoxy solution and polyamide solution, mix mixing solutions, silit, nanometer silicon carbide, aluminum oxide are joined respectively in the mixing solutions, add that appropriate amount of defoamer evenly stirs and upper layer solution;
Said modified epoxy solution is that polymeric amide-650 modification E-44 epoxy resin is dissolved in the ethyl acetate equal solvent and prepares; The mass ratio of said polymeric amide-650 and E-44 epoxy resin is 1: 3, the consumption of solvent according to itself and polymeric amide-650 modification E-44 epoxy resin mass ratio be 2.5: 1 definite.
Described carborundum granularity is 10 μ m, and aluminum oxide grain size is 3 μ m.
Described nano material nanometer silicon carbide mean sizes is 40nm.
Method of use: bottom is coated on material surface, treats that dried slightly back, surface applies intermediate layer coating, treat dried slightly back, middle layer coated surface coating, three coatings apply and are placed on that ambient cure got final product after 1 day in the air.
Embodiment 4
Coating comprises three layers, and each each weight percentages of components of layer is respectively:
Bottom: epoxy solution 15%, polyamide solution 25%, zinc powder 50%, ferrophosphorus powder 10%, skimmer tbp consumption is 0.8% of an above-mentioned materials gross weight;
The middle layer: epoxy solution 15%, polyamide solution 10%, iron mica 70%, ferrophosphorus powder 2%, talcum powder 3%, skimmer tbp consumption is 0.4% of an above-mentioned materials gross weight;
Upper layer: modified epoxy solution 50%, polyamide solution 20%, silit 3%, nanometer silicon carbide 3%, aluminum oxide 24%, skimmer tbp consumption is 0.8% of an above-mentioned materials gross weight.
Said modified epoxy solution is that polymeric amide-650 modification E-44 epoxy resin is dissolved in the ethyl acetate equal solvent and prepares; The mass ratio of said polymeric amide-650 and E-44 epoxy resin is 1: 2, the consumption of solvent according to itself and polymeric amide-650 modification E-44 epoxy resin mass ratio be 3: 1 definite.
Preparing method and method of use are with embodiment 3.
Embodiment 5
Coating comprises two layers, and each each weight percentages of components of layer is respectively:
The middle layer: epoxy solution 10%, polyamide solution 28%, iron mica 50%, ferrophosphorus powder 10%, talcum powder 2%, skimmer organic silicone oil consumption is 0.4% of an above-mentioned materials gross weight;
Upper layer: modified epoxy solution 25%, polyamide solution 44%, silit 20%, nanometer silicon carbide 1%, aluminum oxide 10%, skimmer organic silicone oil consumption is 0.2% of an above-mentioned materials gross weight.
The preparation method is following:
(1) preparation epoxy solution and polyamide solution, mix mixing solutions;
(2) zinc powder, ferrophosphorus powder are joined respectively in the mixing solutions of step (1) preparation, add that appropriate amount of defoamer evenly stirs and bottom solution;
Iron mica, ferrophosphorus powder, talcum powder are joined respectively in the mixing solutions of step (1) preparation, add that appropriate amount of defoamer evenly stirs and middle layer solution;
(3) preparing modified epoxy solution and polyamide solution, mix mixing solutions, silit, nanometer silicon carbide, aluminum oxide are joined respectively in the mixing solutions, add that appropriate amount of defoamer evenly stirs and upper layer solution;
Method of use: bottom is coated on material surface, treats that dried slightly back, surface applies intermediate layer coating, treat dried slightly back, middle layer coated surface coating, three coatings apply and are placed on that ambient cure got final product after 1 day in the air.
Embodiment 6 application of paints experiments of the present invention
Measure performance after the coating of the embodiment of the invention 1～5 is coated in A3 steel metal-based surface cure, and compare experiment with existing common protective system, experimental result is as shown in table 1:
Table 1
| Coating | Existing coating | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 |
| Wear resistance mg (1000 change, increase the weight of 750g) | 0.0970 | 0.0070 | 0.0080 | 0.0075 | 0.0081 | 0.0082 |
| Sticking power μ Pa (GB1768-88) | 0.7 | 0.8 | 0.9 | 0.9 | 0.9 | 0.8 |
| Hardness (fork method) | 0.6 | 0.8 | 0.8 | 0.9 | 0.9 | 0.8 |
| Shock strength Kg.cm (GB1768-79) | 55 | 59 | 60 | 62 | 62 | 61 |
| Snappiness mm (GB1731-79) | 2 | 1 | 1.2 | 1.2 | 1.2 | 1.1 |
| Under the water tolerance room temperature | Soak in the water 8 months no abnormal | Soak in the water 1 year no abnormal | Soak in the water 1 year no abnormal | Soak in the water 1 year no abnormal | Soak in the water 1 year no abnormal | Soak in the water 1 year no abnormal |
| Under the salt tolerance room temperature | It is no abnormal to soak 800h in the saturated brine | It is no abnormal to soak 1500h in the saturated brine | It is no abnormal to soak 1500h in the saturated brine | It is no abnormal to soak 1500h in the saturated brine | It is no abnormal to soak 1500h in the saturated brine | It is no abnormal to soak 1500h in the saturated brine |
| Under the acid resistance room temperature | Soak in 10% the sulfuric acid | Soak in 10% the sulfuric acid | Soak in 10% the sulfuric acid | Soak in 10% the sulfuric acid | Soak in 10% the sulfuric acid | Soak in 10% the sulfuric acid |
| 60h is no abnormal | 120h is no abnormal | 120h is no abnormal | 120h is no abnormal | 120h is no abnormal | 120h is no abnormal | |
| Under the alkali resistance room temperature | It is no abnormal to soak 800h in 10% the NaOH aqueous solution | It is no abnormal to soak 1000h in 10% the NaOH aqueous solution | It is no abnormal to soak 1000h in 10% the NaOH aqueous solution | It is no abnormal to soak 1000h in 10% the NaOH aqueous solution | It is no abnormal to soak 1000h in 10% the NaOH aqueous solution | It is no abnormal to soak 1000h in 10% the NaOH aqueous solution |
Claims (8)
1. waterproof antiseptic wearproof nano paint is characterized in that from outwards being followed successively by middle layer and upper layer or bottom, middle layer and upper layer with the metallic substrate surface contact surface, and the weight percent of each layer is formed and is respectively:
Bottom: epoxy solution 10～25%, polyamide solution 10～25%, zinc powder 50～78%, ferrophosphorus powder 2～10%;
Middle layer: epoxy solution 15～30%, polyamide solution 10～28%, iron mica 42～70%, ferrophosphorus powder 2～10%, talcum powder 2～8%;
Upper layer: modified epoxy solution 25～50%, polyamide solution 20～44%, silit 5～20%, nanometer silicon carbide 0.5～3%, aluminum oxide 10～25%;
It is an amount of that each coating all adds skimmer respectively;
Modified epoxy is polymeric amide-650 a modification E-44 epoxy resin; Said polymeric amide-650 is 1: 1～1: 5 with the mass ratio of E-44 epoxy resin; Polymeric amide-650 modification E-44 epoxy resin is dissolved in ethyl acetate prepares modified epoxy solution, the consumption of ethyl acetate is to confirm in 1: 1～6: 1 according to itself and polymeric amide-650 modification E-44 epoxy resin mass ratio;
Said silit particle diameter is 5～15 μ m, and the aluminum oxide particle diameter is 3～15 μ m; The nanometer silicon carbide particle diameter is 10～40nm.
2. according to the said waterproof antiseptic wearproof nano paint of claim 1; It is characterized in that described epoxy solution be E-44 epoxy resin and solvent according to mass ratio is that 5: 1～2: 1 ratio is formulated, said solvent is the one or more kinds of mixtures of toluene, YLENE, ETHYLE ACETATE or butanols.
3. according to the said waterproof antiseptic wearproof nano paint of claim 1; It is characterized in that described polyamide solution is that polymeric amide and solvent are formulated according to 3: 1 ratio of mass ratio, said solvent is the one or more kinds of mixtures of YLENE, propyl carbinol or methyl ethyl diketone.
4. according to the said waterproof antiseptic wearproof nano paint of claim 1, it is characterized in that said skimmer is tbp or organic silicone oil, the consumption of skimmer is respectively 0.2～0.8% of each coating total mass in each coating.
5. according to the said waterproof antiseptic wearproof nano paint of claim 1, it is characterized in that said zinc powder crosses 800 mesh sieves, the ferrophosphorus powder is crossed 1000 mesh sieves, and iron mica is crossed 325 mesh sieves, and talcum powder is crossed 325 mesh sieves.
6. the preparation method of the said waterproof antiseptic wearproof nano paint of claim 1 is characterized in that may further comprise the steps:
(1) preparation epoxy solution and polyamide solution, mix mixing solutions;
(2) iron mica, ferrophosphorus powder, talcum powder are joined respectively in the mixing solutions of step (1) preparation, add that appropriate amount of defoamer evenly stirs and middle layer solution;
(3) preparing modified epoxy solution and polyamide solution, mix mixing solutions, silit, nanometer silicon carbide, aluminum oxide are joined respectively in the mixing solutions, add that appropriate amount of defoamer evenly stirs and upper layer solution;
Perhaps may further comprise the steps:
(1) preparation epoxy solution and polyamide solution, mix mixing solutions;
(2) zinc powder, ferrophosphorus powder are joined respectively in the mixing solutions of step (1) preparation, add that appropriate amount of defoamer evenly stirs and bottom solution;
Iron mica, ferrophosphorus powder, talcum powder are joined respectively in the mixing solutions of step (1) preparation, add that appropriate amount of defoamer evenly stirs and middle layer solution;
(3) preparing modified epoxy solution and polyamide solution, mix mixing solutions, silit, nanometer silicon carbide, aluminum oxide are joined respectively in the mixing solutions, add that appropriate amount of defoamer evenly stirs and upper layer solution.
7. the method for use of the said waterproof antiseptic wearproof nano paint of claim 1; It is characterized in that at first applying intermediate layer coating at substrate surface; Treat dried slightly back, middle layer coated surface coating, two coatings apply and are placed on that ambient cure got final product after 1 day in the air;
Perhaps
Apply priming paint at substrate surface, treat that dried slightly back, surface applies intermediate layer coating, treat dried slightly back, middle layer coated surface coating, three coatings apply and are placed on that ambient cure got final product after 1 day in the air.
8. the application of the said waterproof antiseptic wearproof nano paint of claim 1 is characterized in that covering with paint, lacquer, colour wash, etc. the workpiece surface under slurry erosion wear or the quicksand abrasion operating mode.
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