CN104926263A - Water-based inorganic ceramic coating, and preparation method and using method thereof - Google Patents
Water-based inorganic ceramic coating, and preparation method and using method thereof Download PDFInfo
- Publication number
- CN104926263A CN104926263A CN201510280618.2A CN201510280618A CN104926263A CN 104926263 A CN104926263 A CN 104926263A CN 201510280618 A CN201510280618 A CN 201510280618A CN 104926263 A CN104926263 A CN 104926263A
- Authority
- CN
- China
- Prior art keywords
- filler
- solution
- ceramic coating
- basal liquid
- inorganic ceramic
- 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
Landscapes
- Paints Or Removers (AREA)
Abstract
The invention relates to a water-based inorganic ceramic coating. The water-based inorganic ceramic coating comprises a base solution and a filler, wherein the base solution is a water solution of soluble silicate; the filler is a mixture of nano zinc powder, nano oxide and an auxiliary filler material; the auxiliary filler material is one or a mixture of some of silicon carbide, boron nitride, titanium carbide and titanium nitride; the nano oxide and the auxiliary filler material account for 0-40 percent of the total weight of the filler; the weight ratio of the base solution to the filler is 1:(1.5-3.5). The water-based inorganic ceramic coating is completely free of an organic solvent and polycyclic aromatic hydrocarbon, and is a truly water-based inorganic material which is resistant to high temperature and abrasion, high in corrosion resistance, high in weather resistance and capable of protecting the ecological environment from being harmed.
Description
Technical field
The present invention relates to the technical field of water-borne coatings, particularly aqueous inorganic ceramic coating, its preparation method and using method.
Background technology
Aqueous inorganic ceramic coating is main rust-stabilising pigment with ultrafine high activity zinc powder, has galvanic protection effect to steel basic unit, and salt spray resistance and wet-hot aging performance excellence, be widely used in the steel construction long-acting antirust paint done in strong corrosive environment.This product take water as thinner, and VOC content is zero, nonpoisonous and tasteless, and store, transport and construction process safety non-pollution, anti-uv-ray is strong.Be mainly used in the long-effective corrosion of the various steel and iron member being exposed to marine atmosphere, high temperature and various environment.Comprise the steel and iron member of boats and ships, freight container, all kinds of wharfage, ocean platform, heavy construction, be particularly suitable for the tank bottom of storage tank from inner wall anti-corrosive, oil tanker, solvent cabin internal and external anti-corrosive, as the steel construction long-effective corrosion in strong corrosive environment.American National aerospace general administration (NASA) report, in all kinds of rich zinc process, erosion resistance the best be aqueous inorganic stupalith, its work-ing life under marine atmosphere condition is at least 25 years
CN103305041A discloses a kind of modified water-soluble inorganic ceramic paint and preparation thereof, by composite powder and aqueous inorganic binding agent by weight (65-75): (35-25) mixes, and composite powder comprises: metal zinc 40-70 part; Composite iron-titanium powder 3-15 part; Rust-preventive agent 0-15 part; Aqueous inorganic binding agent is lithium silicate binding agent, comprising: lithium silicate 10-25 part; Silicon sol 60-75 part; Modified adhesive 10-15 part; Other auxiliary agents 0.6-3 part, described modified adhesive is organic fluorine and/or organic-silicon-modified ACRYLIC EMULSION.This coating process is complicated, and production process uses more organic constituent and heavy metal component, easily causes environmental pollution, in addition, also exist sticking power general, do solid work the defects such as overlong time, affect the extensive use of product.
CN102898913A discloses a kind of aqueous inorganic zinc rich paint, be mixed by the weight proportion of 4:1 by component A and B component, wherein, component A comprises: 500 order ball-types/sheet type zinc powder 30-32%, 800 order ball-types/sheet type zinc powder 30-32%, 1250 order ball-types/sheet type zinc powder 30-32%, nano ceric oxide 6-8%, 800 order talcum powder 2-4%, B component comprises: potassium silicate 38-50%, lithium silicate 10-20%, potassium titanate crystal whisker 8-10%, aqueous self-drying organosilicon modified crylic acid resin 5-12%, defoamer 0.2-0.5%, wetting agent 0.5-1%, water 12-20%.There is complex manufacturing in this coating, hardness of paint film is low, wear resisting property is not enough, do solid work the defects such as overlong time, affects the over-all properties of product and use on a large scale.
Summary of the invention
For this reason; technical problem to be solved by this invention is aqueous inorganic zinc rich paint complex manufacturing in prior art, not environmentally, hardness of paint film is low, and wear resisting property is not enough; do solid work the problem of overlong time etc.; and then a kind of aqueous inorganic ceramic coating is provided, completely not containing organic solvent, polycyclic aromatic hydrocarbons, be the inorganic materials of real water-based; high temperature resistant; wear-resisting, corrosion resistance and good, weathering resistance are strong, toxicological harmless of preserving the ecological environment.
The present invention and then preparation method and the using method of above-mentioned aqueous inorganic ceramic coating are provided.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of aqueous inorganic ceramic coating, comprises following component:
Basal liquid: described basal liquid is the aqueous solution of soluble silicate;
Filler: described filler is the mixture of nano zinc powder, nano-oxide and filler auxiliary material, described filler auxiliary material is a kind of or wherein several mixture in silicon carbide, boron nitride, titanium carbide, titanium nitride, and described nano-oxide and filler auxiliary material account for the 0-40% of filler gross weight;
Described basal liquid and filler weight part are than being 1:(1.5-3.5).
In described basal liquid, the concentration of soluble silicate is 20wt%-50wt%.
Described soluble silicate is one or more the mixture in lithium silicate, water glass, potassium silicate.
The purity of described zinc powder is greater than 99%.
Described nano-oxide is a kind of or wherein several mixture in nano aluminium oxide, zirconium white or chromic oxide.
A preparation method for described aqueous inorganic ceramic coating, comprises the steps:
S1: the preparation of basal liquid
S11: solid alkali compound is dissolved in 50 ~ 80 DEG C of hot water and forms strong base solution;
S12: the silica sand of particle diameter < 20 μm is slowly joined in described strong base solution, Keep agitation is until form clear solution;
S2: the preparation of filler
Nano zinc powder, nano-oxide are mixed with filler auxiliary material;
Described basal liquid and filler pack placement respectively.
Further, described step S1 is:
S1: the preparation of basal liquid
S11: be dissolved in 50 ~ 80 DEG C of hot water respectively by solid lithium hydroxide LiOH, sodium hydroxide NaOH, potassium hydroxide KOH, forms LiOH solution, NaOH solution and KOH solution;
S12: slowly join in LiOH solution, NaOH solution and KOH solution by the silica sand of particle diameter < 20 μm, Keep agitation is until form transparent silicic acid lithium Li respectively
2siO
3, water glass Na
2siO
3, potassium silicate K
2siO
3solution;
S13: above lithium silicate Li
2siO
3, water glass Na
2siO
3, potassium silicate K
2siO
3solution mixes, basis of formation liquid.
A using method for described aqueous inorganic ceramic coating, comprises the steps:
Filler is added in described basal liquid, be sprayed on the surface of target compound after stirring, film-forming.
Technique scheme of the present invention has the following advantages compared to existing technology:
(1) aqueous inorganic ceramic coating of the present invention comprises basal liquid and filler, described basal liquid is the aqueous solution of soluble silicate, described filler is the mixture of nano zinc powder, nano-oxide and filler auxiliary material, described filler auxiliary material is a kind of or wherein several mixture in silicon carbide, boron nitride, titanium carbide, titanium nitride, and described nano-oxide accounts for the 0-40% of filler gross weight; Described basal liquid and filler weight part are than being 1:(1.5-3.5).Aqueous inorganic ceramic coating of the present invention not containing organic solvent, polycyclic aromatic hydrocarbons, is the inorganic materials of real water-based completely, toxicological harmless of preserving the ecological environment.
(2) aqueous inorganic ceramic coating of the present invention is coated on the aqueous inorganic ceramic coating of steel substrate, and its film process comprises moisture evaporative process and film-forming process.In evaporative process, surround the silica sol particle polymerization reaction take place of zinc particle, form the tridimensional network of Si-O key, reaction product zinc silicate polymkeric substance is the main film forming substance in coating, a large amount of zinc powders is dispersed in in the silicate solutions of small molecules state existence, zinc powder is not only pigment wherein, it is again the solidifying agent of coating simultaneously, during film forming, in silicate, a large amount of-OH group existed not only plays crosslinking reaction with zinc, and also with iron and steel ground generation bonding action, form the complex compound Fe of silicic acid zinc-iron
2(SiO
3) 3ZnSiO
3, make the iron atom of matrix surface also become an integral part of the inorganic macromolecular structure of paint film, thus make paint film be attached to steel surface securely, described aqueous inorganic ceramic coating is combined with steel surface by chemical bond.
Embodiment
In order to make the object, technical solutions and advantages of the present invention clearly, will be described in further detail embodiments of the present invention below.
The present invention can implement in many different forms, and should not be understood to be limited to embodiment set forth herein.On the contrary, provide these embodiments, make the disclosure to be thorough and complete, and design of the present invention fully will be conveyed to those skilled in the art, the present invention will only be limited by claim.
A kind of aqueous inorganic ceramic coating, comprises following component:
Basal liquid: described basal liquid is the aqueous solution of soluble silicate; In described basal liquid, the concentration of soluble silicate is 20wt%-50wt%.Described soluble silicate is one or more the mixture in lithium silicate, water glass, potassium silicate.
Filler: described filler is the mixture of nano zinc powder, nano-oxide and filler auxiliary material, described filler auxiliary material is a kind of or wherein several mixture in silicon carbide SiC, boron nitride BN, titanium carbide TiC, titanium nitride TiN, and described nano-oxide accounts for the 0-40% of filler gross weight; Described nano zinc powder is the high purity zinc powder that purity is greater than 99%, and described nano-oxide is nano aluminium oxide Al
2o
3, zirconium white (ZrO
2), chromic oxide (Cr
2o
3)
Described basal liquid and filler weight part are than being 1:(1.5-3.5).
A preparation method for described aqueous inorganic ceramic coating,
S1: the preparation of basal liquid
S11: solid alkali compound is dissolved in 50 ~ 80 DEG C of hot water and forms strong base solution;
S12: the silica sand of particle diameter < 20 μm is slowly joined in described strong base solution, Keep agitation is until form clear solution;
S2: the preparation of filler
Nano zinc powder, nano-oxide are mixed with filler auxiliary material;
Described basal liquid and filler pack placement respectively.
Particularly, described step S1 is:
S1: the preparation of basal liquid
S11: be dissolved in 50 ~ 80 DEG C of hot water respectively by solid lithium hydroxide LiOH, sodium hydroxide NaOH, potassium hydroxide KOH, forms LiOH solution, NaOH solution and KOH solution;
S12: slowly join in LiOH solution, NaOH solution and KOH solution by the silica sand of particle diameter < 20 μm, Keep agitation is until form transparent silicic acid lithium Li respectively
2siO
3, water glass Na
2siO
3, potassium silicate K
2siO
3solution;
S13: above lithium silicate Li
2siO
3, water glass Na
2siO
3, potassium silicate K
2siO
3solution mixes, basis of formation liquid.
A using method for described aqueous inorganic ceramic coating, comprises the steps:
Body surface to be sprayed is cleaned up, makes its roughness at 40-75 μm,
Added to by filler in described basal liquid, be sprayed on the surface of target compound, film-forming after stirring, coating thickness is 50-200 μm.
Main performance index test result and test accepted standard as follows:
Embodiment 1
A kind of aqueous inorganic ceramic coating, comprises following component:
Basal liquid: described basal liquid is the aqueous solution of lithium silicate; The concentration of described basal liquid mesosilicic acid lithium is 20wt%.
Filler: described filler is nano zinc powder, nano aluminium oxide Al
2o
3with the mixture of filler auxiliary material, described filler auxiliary material is silicon carbide SiC, and described nano aluminium oxide accounts for 20% of filler gross weight, and described filler auxiliary material silicon carbide SiC accounts for 20% of filler gross weight; Described nano zinc powder is the high purity zinc powder that purity is greater than 99%.
Described basal liquid and filler weight part are than being 1:1.5.
The preparation method of above-mentioned aqueous inorganic ceramic coating and using method, comprise the steps:
S1: the preparation of basal liquid
S11: 107g solid lithium hydroxide LiOH being dissolved in 800ml temperature is in 50 DEG C of hot water, forms LiOH solution;
S12: slowly join in LiOH solution by the 133g silica sand of particle diameter < 20 μm, Keep agitation is until form transparent silicic acid lithium Li respectively
2siO
3solution, basis of formation liquid.
S2: the preparation of filler
Nano zinc powder, nano-oxide are mixed with filler auxiliary material;
Described basal liquid and filler pack placement respectively.
During use, body surface to be sprayed is cleaned up, make its roughness be 40-75 μm.
Added to by filler in described basal liquid, be sprayed on the surface of object to be sprayed, film-forming after stirring, coating thickness is 100 μm.
Normal temperature sticking power test result: (cross-hatching) 1 grade, (pulling open method) 10.0MPa, after 280 DEG C of heating 6h, sticking power is still 1 grade, does not occur phenomenons such as bubbling, come off; Pencil hardness 5H, shock-resistance 50kg.cm, wear resistance (knockout method) 18.0L/ μm; Resistance to 5wt.% salt-fog test >=6000h, the phenomenon such as do not occur bubbling, come off, get rusty; Surface drying time 20min, does solid work time 30min.
Embodiment 2
A kind of aqueous inorganic ceramic coating, comprises following component:
Basal liquid: described basal liquid is the aqueous solution of water glass; The concentration of described basal liquid mesosilicic acid sodium is 50wt%.
Filler: described filler is nano zinc powder, nano aluminium oxide Al
2o
3with the mixture of filler auxiliary material, described filler auxiliary material is boron nitride BN, described nano aluminium oxide Al
2o
3account for 10% of filler gross weight, described filler auxiliary material boron nitride BN accounts for 10% of filler gross weight; Described nano zinc powder is the high purity zinc powder that purity is greater than 99%.
Described basal liquid and filler weight part are than being 1:3.5.
The preparation method of above-mentioned aqueous inorganic ceramic coating and using method, comprise the steps:
S1: the preparation of basal liquid
S11: 328g solid sodium hydroxide NaOH being dissolved in 500ml temperature is in 80 DEG C of hot water, forms NaOH solution;
S12: slowly joined in NaOH solution by the 246g silica sand of particle diameter < 20 μm, Keep agitation is until form transparent silicic acid lithium Na respectively
2siO
3, basis of formation liquid.
S2: the preparation of filler
Nano zinc powder, nano-oxide are mixed with filler auxiliary material;
Described basal liquid and filler pack placement respectively.
During use, body surface to be sprayed is cleaned up, make its roughness be 40-75 μm.
Added to by filler in described basal liquid, be sprayed on the surface of object to be sprayed, film-forming after stirring, coating thickness is 75 μm.
Normal temperature sticking power test result: (cross-hatching) 1 grade, (pulling open method) 7.0MPa, after 280 DEG C of heating 6h, sticking power is still 1 grade, does not occur phenomenons such as bubbling, come off; Pencil hardness 5H, shock-resistance 50kg.cm, wear resistance (knockout method) 21.0L/ μm; Resistance to 5wt.% salt-fog test >=6000h, the phenomenon such as do not occur bubbling, come off, get rusty; Surface drying time 30min, does solid work time 40min.
Embodiment 3
A kind of aqueous inorganic ceramic coating, comprises following component:
Basal liquid: described basal liquid is the aqueous solution of potassium silicate; The concentration of described basal liquid mesosilicic acid potassium is 30wt%.
Filler: described filler is nano zinc powder, nano aluminium oxide Al
2o
3with the mixture of filler auxiliary material, described filler auxiliary material is titanium carbide TiC, described nano aluminium oxide Al
2o
3account for 5% of filler gross weight, described filler auxiliary material titanium carbide TiC accounts for 25% of filler gross weight; Described nano zinc powder is the high purity zinc powder that purity is greater than 99%.
Described basal liquid and filler weight part are than being 1:2.
The preparation method of above-mentioned aqueous inorganic ceramic coating and using method, comprise the steps:
S1: the preparation of basal liquid
S11: 218g solid potassium hydroxide KOH being dissolved in 700ml temperature is in 60 DEG C of hot water, forms KOH solution;
S12: slowly joined in KOH solution by the 117g silica sand of particle diameter < 20 μm, Keep agitation is until form transparent silicic acid potassium K respectively
2siO
3solution, basis of formation liquid.
S2: the preparation of filler
Nano zinc powder, nano-oxide are mixed with filler auxiliary material;
Described basal liquid and filler pack placement respectively.
During use, body surface to be sprayed is cleaned up, make its roughness be 40-75 μm.
Added to by filler in described basal liquid, be sprayed on the surface of object to be sprayed, film-forming after stirring, coating thickness is 80 μm.
Normal temperature sticking power test result: (cross-hatching) 1 grade, (pulling open method) 9.0MPa, after 280 DEG C of heating 6h, sticking power is still 1 grade, does not occur phenomenons such as bubbling, come off; Pencil hardness 6H, shock-resistance 50kg.cm, wear resistance (knockout method) 19.0L/ μm; Resistance to 5wt.% salt-fog test >=6000h, the phenomenon such as do not occur bubbling, come off, get rusty; Surface drying time 12min, does solid work time 30min.
Embodiment 4
A kind of aqueous inorganic ceramic coating, comprises following component:
Basal liquid: described basal liquid is the aqueous solution of soluble silicate water glass; The concentration of described basal liquid mesosilicic acid sodium is 45wt%.
Filler: described filler is nano zinc powder, nano zircite ZrO
2with the mixture of filler auxiliary material, described filler auxiliary material is titanium nitride TiN, described nano zircite ZrO
2account for 30% of filler gross weight, described filler auxiliary material boron nitride BN accounts for 5% of filler gross weight; Described nano zinc powder is the high purity zinc powder that purity is greater than 99%.
Described basal liquid and filler weight part are than being 1:2.5.
The preparation method of above-mentioned aqueous inorganic ceramic coating and using method, comprise the steps:
S1: the preparation of basal liquid
S11: 295g solid sodium hydroxide NaOH being dissolved in 550ml temperature is in 70 DEG C of hot water, forms NaOH solution;
S12: slowly joined in NaOH solution by the 221g silica sand of particle diameter < 20 μm, Keep agitation is until form transparent silicic acid sodium Na respectively
2siO
3, basis of formation liquid.
S2: the preparation of filler
Nano zinc powder, nano-oxide are mixed with filler auxiliary material;
Described basal liquid and filler pack placement respectively.
During use, body surface to be sprayed is cleaned up, make its roughness be 40-75 μm.
Added to by filler in described basal liquid, be sprayed on the surface of object to be sprayed, film-forming after stirring, coating thickness is 90 μm.
Normal temperature sticking power test result: (cross-hatching) 1 grade, (pulling open method) 8.0MPa, after 280 DEG C of heating 6h, sticking power is still 1 grade, does not occur phenomenons such as bubbling, come off; Pencil hardness 6H, shock-resistance 50kg.cm, wear resistance (knockout method) 20.0L/ μm; Resistance to 5wt.% salt-fog test >=3000h, the phenomenon such as do not occur bubbling, come off, get rusty; Surface drying time 15min, does solid work time 40min.
Embodiment 5
A kind of aqueous inorganic ceramic coating, comprises following component:
Basal liquid: described basal liquid is the aqueous solution of soluble silicate lithium silicate, water glass, potassium silicate; The concentration of described basal liquid mesosilicic acid lithium is 20wt%, and the concentration of water glass is 20wt%, and the concentration of potassium silicate is 10wt%.
Filler: described filler is nano zinc powder, nano chromium oxide Cr
2o
3with the mixture of filler auxiliary material, described filler auxiliary material is the mixture of boron nitride BN and titanium carbide TiC, and the weight part ratio of described boron nitride BN and titanium carbide TiC is 1:1, described nano chromium oxide Cr
2o
3account for 15% of filler gross weight, described filler auxiliary material boron nitride BN accounts for 1% of filler gross weight; Described nano zinc powder is the high purity zinc powder that purity is greater than 99%.
Described basal liquid and filler weight part are than being 1:2.5.
The preparation method of above-mentioned aqueous inorganic ceramic coating and using method, comprise the steps:
S1: the preparation of basal liquid
S11: it is in 65 DEG C of hot water that solid lithium hydroxide LiOH 200g, sodium hydroxide NaOH 246g, potassium hydroxide KOH 136g are dissolved in 360ml, 360ml and 218ml temperature respectively, forms LiOH solution, NaOH solution and KOH solution;
S12: silica sand 250g, 184g and 73g of particle diameter < 20 μm are slowly joined respectively in LiOH solution, NaOH solution and KOH solution, Keep agitation is until form transparent silicic acid lithium Li respectively
2siO
3, water glass Na
2siO
3, potassium silicate K
2siO
3solution;
S13: above lithium silicate Li
2siO
3, water glass Na
2siO
3, potassium silicate K
2siO
3solution mixes, basis of formation liquid.
S2: the preparation of filler
Nano zinc powder, nano-oxide are mixed with filler auxiliary material;
Described basal liquid and filler pack placement respectively.
During use, body surface to be sprayed is cleaned up, make its roughness be 40-75 μm.
Filler is added in described basal liquid, be sprayed on the surface of object to be sprayed after stirring, film-forming, wherein condition of cure is wind speed 3.5m/s, and temperature is 30 DEG C, humidity≤85%, best whiff pressure 4.2bar, spray time is 30min, and coating thickness is 80-120 μm.
Normal temperature sticking power test result: (cross-hatching) 1 grade, (pulling open method) 8.5MPa, after 280 DEG C of heating 6h, sticking power is still 1 grade, does not occur phenomenons such as bubbling, come off; Pencil hardness 5H, shock-resistance 50kg.cm, wear resistance (knockout method) 19.5L/ μm; Resistance to 5wt.% salt-fog test >=6000h, the phenomenon such as do not occur bubbling, come off, get rusty; Surface drying time 30min, does solid work time 60min.
Embodiment 6
A kind of aqueous inorganic ceramic coating, comprises following component:
Basal liquid: described basal liquid is the aqueous solution of soluble silicate water glass, potassium silicate; The concentration of described basal liquid mesosilicic acid sodium is 30wt%, and the concentration of potassium silicate is 13.5wt%.
Filler: described filler is the mixture of nano zinc powder and filler auxiliary material, described filler auxiliary material is the mixture of silicon carbide SiC, titanium carbide TiC, titanium nitride TiN, and described filler auxiliary material accounts for 5% of filler gross weight, and the weight part ratio of three is 1:1:2; Described nano zinc powder is the high purity zinc powder that purity is greater than 99%.
Described basal liquid and filler weight part are than being 1:2.
The preparation method of above-mentioned aqueous inorganic ceramic coating and using method, comprise the steps:
S1: the preparation of basal liquid
S11: it is in 75 DEG C of hot water that solid sodium hydroxide NaOH 200g, potassium hydroxide KOH 81g are dissolved in 400ml and 200ml temperature respectively, forms NaOH solution and KOH solution;
S12: slowly joined respectively in NaOH solution and KOH solution by silica sand 150g and 43.5g of particle diameter < 20 μm, Keep agitation is until form transparent silicic acid sodium Na respectively
2siO
3, potassium silicate K
2siO
3solution;
S13: above water glass Na
2siO
3, potassium silicate K
2siO
3solution mixes, basis of formation liquid.
S2: the preparation of filler
Nano zinc powder is mixed with filler auxiliary material;
Described basal liquid and filler pack placement respectively.
During use, body surface to be sprayed is cleaned up, makes its roughness be 40-75 μm,
Added to by filler in described basal liquid, be sprayed on the surface of object to be sprayed, film-forming after stirring, coating thickness is 110 μm.
Normal temperature sticking power test result: (cross-hatching) 1 grade, (pulling open method) 7.0 ~ 10.0MPa, after 280 DEG C of heating 6h, sticking power is still 1 grade, does not occur phenomenons such as bubbling, come off; Pencil hardness 5H, shock-resistance 50kg.cm, wear resistance (knockout method) 18.5L/ μm; Resistance to 5wt.% salt-fog test >=6000h, the phenomenon such as do not occur bubbling, come off, get rusty; Surface drying time 25min, does solid work time 50min.
Embodiment 7
A kind of aqueous inorganic ceramic coating, comprises following component:
Basal liquid: described basal liquid is the aqueous solution of soluble silicate lithium silicate, potassium silicate; The concentration of described basal liquid mesosilicic acid lithium is 10wt%, and the concentration of potassium silicate is 25wt%.
Filler: described filler is the mixture of nano zinc powder, nano-oxide and filler auxiliary material, and described nano-oxide is nano aluminium oxide Al
2o
3, zirconium white ZrO
2, chromic oxide Cr
2o
3mixture, the weight part ratio of three is 1:1:1, and described nano-oxide accounts for 5% of filler gross weight; Described filler auxiliary material is the mixture of silicon carbide SiC, boron nitride BN, titanium carbide TiC, titanium nitride TiN, and the weight part ratio of four is 1:3:5:7, and described filler auxiliary material accounts for 8% of filler gross weight; Described nano zinc powder is the high purity zinc powder that purity is greater than 99%.
Described basal liquid and filler weight part are than being 1:3.
The preparation method of above-mentioned aqueous inorganic ceramic coating and using method, comprise the steps:
S1: the preparation of basal liquid
S11: it is in 70 DEG C of hot water that solid lithium hydroxide LiOH 100g, potassium hydroxide KOH 341g are dissolved in 300ml and 920ml temperature respectively, forms LiOH solution and KOH solution;
S12: slowly joined respectively in LiOH solution and KOH solution by 125g and 183g of particle diameter < 20 μm, Keep agitation is until form transparent silicic acid lithium Li respectively
2siO
3, potassium silicate K
2siO
3solution;
S13: above lithium silicate Li
2siO
3, potassium silicate K
2siO
3solution mixes, basis of formation liquid.
S2: the preparation of filler
Nano zinc powder, nano-oxide are mixed with filler auxiliary material;
Described basal liquid and filler pack placement respectively.
During use, body surface to be sprayed is cleaned up, make its roughness be 40-75 μm.
Added to by filler in described basal liquid, be sprayed on the surface of object to be sprayed, film-forming after stirring, coating thickness is 120 μm.
Normal temperature sticking power test result: (cross-hatching) 1 grade, (pulling open method) 9.5MPa, after 280 DEG C of heating 6h, sticking power is still 1 grade, does not occur phenomenons such as bubbling, come off; Pencil hardness 5H, shock-resistance 50kg.cm, wear resistance (knockout method) 20.5L/ μm; Resistance to 5wt.% salt-fog test >=6000h, the phenomenon such as do not occur bubbling, come off, get rusty; Surface drying time 28min, does solid work time 50min.
Embodiment 8
A kind of aqueous inorganic ceramic coating, comprises following component:
Basal liquid: described basal liquid is the aqueous solution of soluble silicate lithium silicate, potassium silicate; The concentration of described basal liquid mesosilicic acid lithium is 3wt%, and the concentration of potassium silicate is 36wt%.
Filler: described filler is nano zinc powder, described basal liquid and filler weight part are than being 1:3;
The preparation method of above-mentioned aqueous inorganic ceramic coating and using method, comprise the steps:
S1: the preparation of basal liquid
S11: it is in 55 DEG C of hot water that solid lithium hydroxide LiOH 10g, potassium hydroxide KOH 164g are dissolved in 50ml and 332ml temperature respectively, forms LiOH solution and KOH solution;
S12: slowly joined respectively in LiOH solution and KOH solution by 12.5g and 88g of particle diameter < 20 μm, Keep agitation is until form transparent silicic acid lithium Li respectively
2siO
3, potassium silicate K
2siO
3solution;
S13: above lithium silicate Li
2siO
3, potassium silicate K
2siO
3solution mixes, basis of formation liquid.
S2: the preparation of filler
Described filler is high-purity nano zinc powder;
Described basal liquid and filler pack placement respectively.
During use, body surface to be sprayed is cleaned up, make its roughness be 40-75 μm.
Added to by filler in described basal liquid, be sprayed on the surface of object to be sprayed, film-forming after stirring, coating thickness is 100 μm.
Normal temperature sticking power test result: (cross-hatching) 1 grade, (pulling open method) 9.5MPa, after 280 DEG C of heating 6h, sticking power is still 1 grade, does not occur phenomenons such as bubbling, come off; Pencil hardness 5H, shock-resistance 50kg.cm, wear resistance (knockout method) 20.5L/ μm; Resistance to 5wt.% salt-fog test >=6000h, the phenomenon such as do not occur bubbling, come off, get rusty; Surface drying time 28min, does solid work time 50min.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of extending out or variation be still among the protection domain of the invention.
Claims (8)
1. an aqueous inorganic ceramic coating, is characterized in that, comprises following component:
Basal liquid: described basal liquid is the aqueous solution of soluble silicate;
Filler: described filler is the mixture of nano zinc powder, nano-oxide and filler auxiliary material, described in
Filler auxiliary material is a kind of or wherein several in silicon carbide, boron nitride, titanium carbide, titanium nitride
Mixture, described nano-oxide and filler auxiliary material account for the 0-40% of filler gross weight;
Described basal liquid and filler weight part are than being 1:(1.5-3.5).
2. aqueous inorganic ceramic coating according to claim 1, is characterized in that, in described basal liquid, the concentration of soluble silicate is 20wt%-50wt%.
3. aqueous inorganic ceramic coating according to claim 1 and 2, is characterized in that, described soluble silicate is one or more the mixture in lithium silicate, water glass, potassium silicate.
4. aqueous inorganic ceramic coating according to claim 1, is characterized in that, the purity of described zinc powder is greater than 99%.
5. aqueous inorganic ceramic coating according to claim 1, is characterized in that, described nano-oxide is a kind of or wherein several mixture in nano aluminium oxide, zirconium white or chromic oxide.
6. a preparation method for the aqueous inorganic ceramic coating described in, is characterized in that, comprise the steps:
S1: the preparation of basal liquid
S11: solid alkali compound is dissolved in 50 ~ 80 DEG C of hot water and forms strong base solution;
S12: the silica sand of particle diameter < 20 μm is slowly joined in described strong base solution, Keep agitation is until form clear solution;
S2: the preparation of filler
Nano zinc powder, nano-oxide are mixed with filler auxiliary material;
Described basal liquid and filler pack placement respectively.
7. the preparation method of described aqueous inorganic ceramic coating according to claim 6, it is characterized in that, described step S1 is:
S1: the preparation of basal liquid
S11: be dissolved in 50 ~ 80 DEG C of hot water respectively by solid lithium hydroxide LiOH, sodium hydroxide NaOH, potassium hydroxide KOH, forms LiOH solution, NaOH solution and KOH solution;
S12: slowly join in LiOH solution, NaOH solution and KOH solution by the silica sand of particle diameter < 20 μm, Keep agitation is until form transparent silicic acid lithium Li respectively
2siO
3, water glass Na
2siO
3, potassium silicate K
2siO
3solution;
S13: above lithium silicate Li
2siO
3, water glass Na
2siO
3, potassium silicate K
2siO
3solution mixes, basis of formation liquid.
8. a using method for the aqueous inorganic ceramic coating described in, is characterized in that, comprise the steps:
Filler is added in described basal liquid, be sprayed on the surface of target compound after stirring, film-forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510280618.2A CN104926263A (en) | 2015-05-27 | 2015-05-27 | Water-based inorganic ceramic coating, and preparation method and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510280618.2A CN104926263A (en) | 2015-05-27 | 2015-05-27 | Water-based inorganic ceramic coating, and preparation method and using method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104926263A true CN104926263A (en) | 2015-09-23 |
Family
ID=54113728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510280618.2A Pending CN104926263A (en) | 2015-05-27 | 2015-05-27 | Water-based inorganic ceramic coating, and preparation method and using method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104926263A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105862390A (en) * | 2016-04-11 | 2016-08-17 | 广州亦纳新材料科技有限公司 | Nanometer composite ceramic coating suitable for inorganic fibers, and preparation method thereof |
| CN106699231A (en) * | 2016-11-24 | 2017-05-24 | 浙江大学自贡创新中心 | Preparation method of dyeing seal hardening agent for concrete |
| CN106746901A (en) * | 2016-11-24 | 2017-05-31 | 浙江大学自贡创新中心 | A kind of dyeing hardening sealant agent of concrete |
| CN106866095A (en) * | 2017-01-21 | 2017-06-20 | 河南省豫星华晶微钻有限公司 | A kind of new ceramics coating containing nanometer diamond alkene and preparation method thereof |
| CN107880609A (en) * | 2017-11-11 | 2018-04-06 | 安徽国电能源设备工程有限公司 | A kind of boilers heated electrically pipeline coating |
| CN110845877A (en) * | 2019-11-06 | 2020-02-28 | 江苏久诺建材科技股份有限公司 | High-temperature curing inorganic anticorrosive paint for automobile brake disc |
| CN112251276A (en) * | 2020-10-17 | 2021-01-22 | 江西联锴科技有限公司 | Preparation and application methods of water-based inorganic boron nitride release agent |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102617102A (en) * | 2011-12-28 | 2012-08-01 | 上海墙特节能材料有限公司 | Inorganic dry powder architectural coating and production method thereof |
| CN102627875A (en) * | 2012-03-16 | 2012-08-08 | 中国科学院金属研究所 | Environmentally-friendly ultrahigh temperature-resistant inorganic coating and its preparation method and use |
-
2015
- 2015-05-27 CN CN201510280618.2A patent/CN104926263A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102617102A (en) * | 2011-12-28 | 2012-08-01 | 上海墙特节能材料有限公司 | Inorganic dry powder architectural coating and production method thereof |
| CN102627875A (en) * | 2012-03-16 | 2012-08-08 | 中国科学院金属研究所 | Environmentally-friendly ultrahigh temperature-resistant inorganic coating and its preparation method and use |
Non-Patent Citations (4)
| Title |
|---|
| 北京市技术交流中心组编: "《涂装技师手册》", 30 April 2005, 机械工业出版社 * |
| 袁晓宇等主编: "《新材料技术的应用》", 30 September 2005, 远方出版社 * |
| 韩笑非等: "水玻璃的生产及应用", 《沈阳化工》 * |
| 高南主编: "《功能涂料》", 30 June 2005, 中国标准出版社 * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105862390A (en) * | 2016-04-11 | 2016-08-17 | 广州亦纳新材料科技有限公司 | Nanometer composite ceramic coating suitable for inorganic fibers, and preparation method thereof |
| CN105862390B (en) * | 2016-04-11 | 2018-05-04 | 广州亦纳新材料科技有限公司 | It is a kind of suitable for nano composite ceramic coating of inorfil and preparation method thereof |
| CN106699231A (en) * | 2016-11-24 | 2017-05-24 | 浙江大学自贡创新中心 | Preparation method of dyeing seal hardening agent for concrete |
| CN106746901A (en) * | 2016-11-24 | 2017-05-31 | 浙江大学自贡创新中心 | A kind of dyeing hardening sealant agent of concrete |
| CN106699231B (en) * | 2016-11-24 | 2019-04-19 | 浙江大学自贡创新中心 | A kind of preparation method of concrete dyeing hardening sealant agent |
| CN106746901B (en) * | 2016-11-24 | 2019-04-19 | 浙江大学自贡创新中心 | A kind of concrete dyeing hardening sealant agent |
| CN106866095A (en) * | 2017-01-21 | 2017-06-20 | 河南省豫星华晶微钻有限公司 | A kind of new ceramics coating containing nanometer diamond alkene and preparation method thereof |
| CN107880609A (en) * | 2017-11-11 | 2018-04-06 | 安徽国电能源设备工程有限公司 | A kind of boilers heated electrically pipeline coating |
| CN110845877A (en) * | 2019-11-06 | 2020-02-28 | 江苏久诺建材科技股份有限公司 | High-temperature curing inorganic anticorrosive paint for automobile brake disc |
| CN112251276A (en) * | 2020-10-17 | 2021-01-22 | 江西联锴科技有限公司 | Preparation and application methods of water-based inorganic boron nitride release agent |
| CN112251276B (en) * | 2020-10-17 | 2023-03-14 | 江西联锴科技有限公司 | Preparation and application methods of water-based inorganic boron nitride release agent |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104926263A (en) | Water-based inorganic ceramic coating, and preparation method and using method thereof | |
| CN107964351B (en) | Water-based composite zinc-aluminum anticorrosive paint | |
| CN107987680B (en) | Water-based epoxy graphene anticorrosive paint | |
| CN102146225B (en) | Waterborne room-temperature self-curing inorganic zinc enriched coating | |
| CN101245208B (en) | Shockproof corrosion resistant nano-composite zinc-rich paint and manufacture method thereof | |
| CN108192403B (en) | Solvent type zinc-aluminum coating | |
| CN103666201B (en) | Long-acting acid and alkali-resistance, solvent-free anticorrosive paint and preparation method thereof and application | |
| US9394461B2 (en) | Radiation radically and cationically curable composition, and method for preparing a hybrid sol-gel layer on a surface of a substrate using said composition | |
| CN101525505A (en) | Watery zinc-aluminium heavy-duty coating in compounding squama shape and preparation method thereof | |
| CN101328387A (en) | Modified self-curing non-chromium zinc based anti-corrosive paint and preparation thereof | |
| CN101747691B (en) | Single-component modified high chlorinated polyethylene weathering resistant residual rust painting | |
| EP2850140B1 (en) | Radiation curable composition, and method for preparing a hybrid sol-gel layer on a surface of a substrate using said composition | |
| CN101613559A (en) | Hydrophilic nano zinc based composite coating | |
| CN109306226B (en) | Long-acting anticorrosion primer for metal substrate and preparation method thereof | |
| CN103360904A (en) | Tar-free epoxy resin coating and its preparation method | |
| CN103588443A (en) | Nano water-based functional ceramic composite coating and preparation method thereof | |
| CN109504233A (en) | A kind of heavy antisepsis graphene oxide modified waterborne epoxy priming paint and preparation method thereof | |
| ITBG20100050A1 (en) | ANTI-IMPACT MULTILAYER COATING | |
| CN106752922A (en) | Aqueous chromium-free zinc aluminum anticorrosive paint and preparation method thereof | |
| CN102898913A (en) | Aqueous inorganic zinc rich paint | |
| CN109868015A (en) | A kind of organo-mineral complexing is aluminum paint, aqueous and preparation method thereof | |
| CN104140735A (en) | High-specific-weight high-zinc-content heavy-duty epoxy zinc-rich primer and preparation method thereof | |
| CN114574014A (en) | Water-based inorganic zinc-rich coating easy to construct and preparation method and application thereof | |
| CN113549388A (en) | Water-based single-component seal primer coating and preparation method thereof | |
| CN101974281B (en) | Anticorrosive emulsion paint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150923 |
|
| RJ01 | Rejection of invention patent application after publication |