CN105038336A - Inorganic nano paint coated on substrate surface, preparation method therefor and using method thereof - Google Patents
Inorganic nano paint coated on substrate surface, preparation method therefor and using method thereof Download PDFInfo
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Abstract
The invention discloses inorganic nano paint coated on a substrate surface, a preparation method therefor and a using method thereof. The inorganic nano paint takes inorganic nano SiO2 sol as a film-forming agent; and in the inorganic nano SiO2 sol, organic macromolecular compound content is less than 0.5% and metal ion content is smaller than 80PPM. The inorganic nano paint which is coated on the substrate surface and capable of forming a wear-resisting coating disclosed by the invention does not contain a metal ion; after being dried, the paint forms the coating with a fully-saturated structure; the coating is not corroded by an electrophilic reagent or an oxidant; and a layer of inorganic coating with extremely strong acid and alkali resistance and extremely strong corrosive resistance is formed on the substrate surface. The invention further discloses the preparation method and the using method for the inorganic nano paint; the preparation method is simple; and the inorganic nano paint is coated on the substrate surface, and has the characteristics of improving the surface hardness, the abrasion resistance and the ageing resistance of the substrate, so that the service life of the substrate is prolonged.
Description
Technical field
The present invention relates to inorganic paint technical field, particularly relate to a kind of inorganic nano paint and the preparation and application thereof that are coated on substrate surface.
Background technology
Bathroom metal product generally adopts electrochemical plating to obtain decorative surface, and the high pollution of manufacturing processed cost is large, and finished product is containing harmful heavy metal ions, and environment-friendly type is poor; High-quality plated item is with high costs; Decorative effect is single metalluster, single dull.
Existing patent CN104611688A-a kind of aluminum passivation agent and preparation method thereof, relate to a kind of use using water silica sol polymkeric substance as the technology of film forming material, for reaching better film forming properties, with the addition of macro-corrosion acid, alkalescence and toxic inorganic additives, the preparation method of patent CN104591674A-aqueous inorganic waterproof glue, water-proof coating and waterproof glue, adopts basic oxide K
2o is film forming modifiers, has substantially similar film forming mechanism and mode, and contrast patent CN104611688A has larger improvement, and lessly have employed high pollution properties-correcting agent, but membrane-forming agent belongs to potash water glass, congenital exist water tolerance and chemical stability problems.Patent CN104557136A-a kind of hilllock stone crystal face agent and preparation method thereof, describe a kind of existing distribution type SiO2 coating production using the water-sol to be raw material, belong to the class water glass film of alkaline silica sol (silicon sol) catalytic curing, it also needs to carry out polished finish and just can reach aesthetic after having constructed in addition, is not suitable for sanitaryware application;
The preparation method of patent CN104513575A-a kind of acrylic acid series protective system, the method of corrosion protection coating prepared by organic resin (a kind of common filmogen) and silicon sol, this technology represents the technical scheme relating to using silica-sol wash organic coating technology at present, wherein main membrane-forming agent is the organic resin based on acrylic resin, silicon sol uses as toughener, its character is closer to organic coating, simultaneously with the basic defect of common organic coating: aging, hardness is little easy to wear, and application process has unwanted volatile (VOC) etc.
Summary of the invention
The object of the invention is to propose a kind ofly be coated on substrate surface and the inorganic nano paint of wear-resistant coating can be formed, not containing metal ion, coating is the coating of full saturated structures after drying, do not corrode by close electric agent or oxygenant, form one deck at substrate surface and there is the extremely strong inorganic coating of antiacid alkali etch resistant properties.
Another object of the present invention is the preparation method proposing a kind of above-mentioned inorganic nano paint, simple to operate, makes coating structure more stable, extends the life-span of coating.
The object of the invention is to the using method proposing a kind of above-mentioned inorganic nano paint, be coated on substrate surface, there is the surface hardness, fastness to rubbing and the ageing-resistant feature that improve base material, extend the work-ing life of base material.
For reaching this object, the present invention by the following technical solutions:
Be coated on substrate surface and can form the inorganic nano paint of wear-resistant coating, described inorganic nano paint comprises with inorganic nano SiO
2colloidal sol is the membrane-forming agent of principal constituent;
In described membrane-forming agent, the content of organic high molecular compound is less than 0.5%, and metal ion content is less than 80PPM.
Illustrate further, described base material is any one or multiple compound in metal, natural or artificial stone-like material, pottery, glass, organic polymer material.
Illustrate further, the raw material of described inorganic nano paint comprises following component: 30-95% membrane-forming agent, 0-65% filler and 0.05-8% adjusting agent.
Illustrate further, described adjusting agent comprises dispersion stabilizer, flow agent and velocity of evaporation conditioning agent.
Illustrate further, described velocity of evaporation conditioning agent is at least one of alcohols, phenols, amine, amides or fluorochemicals.
Illustrate further, described membrane-forming agent is by nanosized SiO_2, colloid chemistry stablizer and alcoholic solvent composition.
Illustrate further, described colloid chemistry stablizer be volatilize when there is heating attribute alkali or only containing the salt of small-molecular-weight organic acid; The central atom of described alkali or salt is nitrogen, phosphorus, oxygen, sulphur, titanium or bromine.
Above-mentionedly be coated on substrate surface and extend the preparation method of the inorganic nano paint in its work-ing life, comprising the following steps:
(1) by mineral filler with suitable proportioning and the solvent compatible with membrane-forming agent, namely carbonatoms is no more than monohydroxy-alcohol and dispersion agent, the ultra-fine ball milling 0.5 ~ 48h after anti-sedimentation agent mixing of 5, obtains mineral filler and starches;
(2) the mineral filler slurry obtained through step (1), membrane-forming agent, velocity of evaporation adjusting agent and flow agent are mixed 10min ~ 72h by the blade stirrer equipment being put in high shear mixers or ball mill after proportioning mixing or having a ultrasonic vibration function;
(3) filtered by being more than or equal to 200 mesh standard sieves by the slurry obtained through step (2), filtrate is inorganic nano paint.
Above-mentionedly a kind ofly be coated on substrate surface and the using method of the inorganic nano paint of wear-resistant coating can be formed, comprising the following steps:
Prepared by A, coating: by proportioning, membrane-forming agent, filler and adjusting agent are carried out mixing and ball milling and prepare inorganic nano paint;
B, coating: inorganic nano paint is coated on substrate surface;
C, oven dry: sanitary equipment step B being coated with inorganic nano paint are dried, and obtain the product with inorganic coating.
Illustrate further, the heating curve of drying in step C is: 40 ~ 50 DEG C of insulation 10 ~ 20min; Be warming up to 70 ~ 85 DEG C, insulation 10 ~ 15min; Be warming up to 115 ~ 130 DEG C, insulation 15 ~ 30min; Be warming up to 180 ~ 250 DEG C, insulation 10 ~ 60min, cools to the furnace and takes out close to after room temperature.
Beneficial effect of the present invention: 1, in coating, film forming matter is full-inorganic material, not containing organic resin constituent, stable chemical nature is not aging, high temperature resistant, acid and alkali-resistance salt corrosion; Film forming is tough and tensile, and wear resistance is good, sturdy and durable; 2, there is the superperformance of anti-soil, oil resistant, water resistant, reduce the cleaning difficulty of substrate surface, improve its cleaning; 3, with easy volatile alkali or only containing the salt used as stabilizers of small-molecular-weight organic acid, replace alkali as stablizer, stabilising effect is good, easily removes noresidue; 4, the using method of coating is simple, is conducive to forming stable coating structure, extends the work-ing life of base material.
Accompanying drawing explanation
Fig. 1 is the surface X-ray diffractogram of one embodiment of the present of invention.
Embodiment
Technical scheme of the present invention is further illustrated by embodiment below in conjunction with accompanying drawing.
Be coated on substrate surface and can form the inorganic nano paint of wear-resistant coating, described inorganic nano paint comprises with inorganic nano SiO
2colloidal sol is the membrane-forming agent of principal constituent;
In described membrane-forming agent, the content of organic high molecular compound is less than 0.5%, and metal ion content is less than 80PPM.
In order to protect the surface structure of currently available products; many meetings spray a coating to strengthen its wear-resisting and corrosion resistance nature at substrate surface; existing coating mostly is organic coating; but the wear resisting property of organic coating is poor; easily damage because rubbing, scraping and come off in use procedure; lose defencive function, therefore need to provide one can form barrier propterty good, the coating of the coating of long service life.In view of above demand, inorganic paint is necessarily applied, but uses in prior art also containing a large amount of organic high molecular compound in inorganic paint, and these compounds can improve the coating property of coating, but it still retains under high bake, finally become the material in coating.These organic high molecular compounds can make strength of coating step-down, cannot form the inorganic coating of high-strength abrasion-proof.
The present invention program is just for above problem, propose and be a kind ofly coated on substrate surface and the inorganic nano paint of wear-resistant coating can be formed, inorganic nano paint is by the inorganic nano paint of inorganic nano SiO2 colloidal sol as membrane-forming agent, it can form high strength and wear-resisting inorganic coating at substrate surface coating curing, and the content of organic high molecular compound is less than 0.5% in membrane-forming agent, metal ion content is less than 80PPM.The inorganic coating of such formation is mainly made up of inorganic nano silicon-dioxide, and wherein organic high molecular compound content is extremely low, little on strength of coating impact, utilize the high strength of inorganic nano silicon-dioxide, the characteristic such as wear-resisting makes coating have high strength and wear-resisting characteristic.
Illustrate further, the raw material of described inorganic nano paint comprises following component: 30-95% membrane-forming agent, 0-65% filler and 0.05-8% adjusting agent.Under the effect of adjusting agent, be coated on five metals surface by inorganic nano SiO2 colloidal sol as the membrane-forming agent of main film forming component and have good levelling property, there is not sealing of hole problem, the level and smooth film forming of coating is in five metals surface.Film forming matter is full-inorganic material, and not containing organic resin constituent, stable chemical nature is not aging, high temperature resistant, acid and alkali-resistance salt corrosion; Film forming is tough and tensile, and wear resistance is good, sturdy and durable.
Illustrate further, described base material is any one or multiple compound in metal, natural or artificial stone-like material, pottery, glass, organic polymer material.
Illustrate further, described adjusting agent comprises dispersion stabilizer, flow agent and velocity of evaporation conditioning agent.
Wherein in adjusting agent, velocity of evaporation conditioning agent accounts for the total component 35%-85% of adjusting agent, and flow agent accounts for 1-20%, and dispersion stabilizer accounts for 10%-55%, and wherein contain the dispersion agent of 10-35% in dispersion stabilizer, surplus is anti-sedimentation agent.Wherein, dispersion stabilizer is the conventional dispersion stabilizer of mineral filler in alcohol system, namely one end is the organo-functional group or charged inorganic group that can be combined by electrostatic interaction, hydrogen bond action, chemical bond or Van der Waals force with inorganic powder surface, and the other end is containing the small molecule organic compound of the organic linear of 2 ~ 10 carbon atoms or multiple-OH ,-COOH, amido, amide group, ether (-O-); Flow agent for containing the medium molecule weight polymers of polysiloxane group (straight or branched) group or these compounds, fluorocarbon or this compounds through the modified product of polyether polyester; Anti-sedimentation agent to comprise in various coating industry conventional make thickening material modified clay, white carbon black, treated starch, modified-cellulose and derivatived cellulose, preferred thing is then thermal silica.Described velocity of evaporation conditioning agent is alcohols, phenols, amine, amides or fluorochemicals.
Illustrate further, described velocity of evaporation conditioning agent is at least one of alcohols, phenols, amine, amides or fluorochemicals.Velocity of evaporation adjusting agent is containing easily forming hydrogen bond and the low molecular weight organic compound do not reacted with virgin rubber active substance and stablizer (alkali, organic salt etc.), comprising alcohols, phenols, amine, amides or fluorochemicals.
Illustrate further, described membrane-forming agent is by nanosized SiO_2, colloid chemistry stablizer and alcoholic solvent composition.
Using nano silicon as the main component of rete, solvent can be selected water or alcoholic solvent to carry out dissolving to nano silicon and obtain inorganic nano colloidal sol, alcoholic solvent comprises one or more the mixture in the alcohols such as ethanol or propyl alcohol, play good solvency action, volatile when burning till solidification, do not residue in inorganic coating, preferably select harmless alcoholic solvent, the inorganic nano paint formed is water white transparency before not constructing, with the liquid of slight milky white gloss, be nanostructure colloid before effective constituent film forming, stable chemical nature, easy preservation, configuration easily, ease for use is strong.Film forming matter is full-inorganic material, and not containing organic resin constituent, stable chemical nature is not aging, high temperature resistant, acid and alkali-resistance salt corrosion.Coating is full saturated structures after burning till solidification, and have the superperformance of anti-soil, oil resistant, water resistant, reduce the cleaning difficulty of five metals sanitary equipment, improve its cleaning, and film forming is tough and tensile, wear resistance is good, sturdy and durable, is not easy to destroy or come off by coating during external impacts.
Illustrate further, described colloid chemistry stablizer be volatilize when there is heating attribute alkali or only containing the salt of small-molecular-weight organic acid; The central atom of described alkali or salt is nitrogen, phosphorus, oxygen, sulphur, titanium or bromine.
Illustrate further, described velocity of evaporation conditioning agent is at least one of alcohols, phenols, amine, amides or fluorochemicals.
Not containing any metal cation component in membrane-forming agent composition, replace alkali as colloid chemistry stablizer, stabilising effect is good, easily remove noresidue, retain the activity of high chemically active ≡ Si-OH or ≡ Si-O-in virgin rubber to greatest extent, the principle of solidification is then the controllability volatilization coordinating stablizer in drying process, and the high reactivity Si-OH that slowly-releasing goes out or Si-O-group are solidified gradually by following reaction gradually and obtain the tough and tensile film being main component with amorphous SiO2.
≡Si-OH+HO-Si≡→≡Si-O-Si≡+H2O↑
In addition, nearly all inorganic powder composition all contains-Me-OH (Me is metallic element or non-metallic element), these powders can form firm combination by above-mentioned mechanism and film forming matter, therefore application scalability of the present invention is splendid, various mineral filler or the organic filler (molding powder) through hydroxylation, carboxylated process can be added, obtain the anti-ceramic coating of various decorative effect.
Described inorganic nano paint adopts the mode of dip-coating or showering or coating to be coated on substrate surface.Described coating method comprises atomization coating or electrostatic coating mode.Wherein, electrostatic coating mode is more suitable for coating and has erose five metals sanitary equipment, and surface-coated effect is more homogeneous.
Above-mentionedly form high strength and the preparation method of the inorganic nano paint of wear-resistant coating at substrate surface, comprise the following steps:
(1) by mineral filler with suitable proportioning and the solvent compatible with membrane-forming agent, namely carbonatoms is no more than ultra-fine ball milling 0.5 ~ 48h after the compound of one or more of the monohydroxy-alcohol of 5 and dispersion agent, anti-sedimentation agent mixing, obtains mineral filler and starches;
(2) the mineral filler slurry obtained through step (1), membrane-forming agent, velocity of evaporation adjusting agent and flow agent are mixed 10min ~ 72h by the blade stirrer equipment being put in high shear mixers or ball mill after proportioning mixing or having a ultrasonic vibration function;
(3) filtered by being more than or equal to 200 mesh standard sieves by the slurry obtained through step (2), filtrate is inorganic nano paint.
It should be noted that, in step (1), Ball-milling Time decides according to raw material dynamics composition, dispersion complexity adjustment grinding ratio of grinding media to material, grinding concentration and anti-settling agent, dispersive agent ratio.
Above-mentionedly a kind ofly be coated on substrate surface and the using method of the inorganic nano paint of wear-resistant coating can be formed, comprising the following steps:
Prepared by A, coating: by proportioning, membrane-forming agent, filler and adjusting agent are carried out mixing and ball milling and prepare inorganic nano paint;
B, pre-treatment: alligatoring, clean and drying treatment (this step is selection process, and those skilled in the art are to be understood that it is nonessential step) are carried out to substrate surface;
C, coating: inorganic nano paint is coated on substrate surface;
D, levelling and surface adjustment: carry out levelling in the dust free chamber that the product obtained step C is positioned over 15-30 DEG C and part is dry, dust free chamber humidity is lower than 80% (this step is selection process, and those skilled in the art are to be understood that it is nonessential step);
E, baking and curing: the product adjusted through levelling is placed in dustless drying curing box, heats;
F, cool to the furnace and take out close to after room temperature, obtain the product with inorganic coating.
Sandblasting, soda acid chemistry microcorrosion method process substrate surface can be used, strengthen bonding force, increase the surface-area that substrate surface contacts with inorganic nano paint.Dry levelling and surface adjustment is carried out in the dust free chamber that the product being coated with coating is positioned over 15-30 DEG C; The dustless product leaving standstill coating process under mild conditions, the automatic levelling effect of coating is made to obtain smoothness surface, coating and levelling process should be carried out in dust free chamber, control room temperature condition 15 ~ 30 DEG C, the too high meeting of temperature causes that evaporation rate of solvent is too fast causes cracking, pit, pin hole, too low, levelling can be caused excessive, affect the thickness evenness of non-planar articles top coat, cause shaded effect poor, sunburner and the symptoms such as cracking; Humidity condition should control lower than 80%, otherwise easily causes because there is the dew condensation phenomenon of water on solvent evaporation process floating coat surface, and the phenomenon causing coating to worsen owing to being polluted by water drying makes the solvent in inorganic nano paint volatilize.Apply 1-3 time, after the coating that conventional products is 2-3 time, its coat can reach certain thickness, and can reach the effect of smooth finish by natural levelling, specialty products 1 coating can enter subsequent processing.Heat-processed in step e is: 40 ~ 50 DEG C of insulation 10 ~ 20min; Be warming up to 70 ~ 85 DEG C, insulation 10 ~ 15min; Be warming up to 115 ~ 130 DEG C, insulation 15 ~ 30min; Be warming up to 180 ~ 250 DEG C, insulation 10 ~ 60min.In baking and curing process, the controlled volatilization of surf zone solvent, the contraction that surperficial levelling effect and solvent evaporates are brought and the acting in conjunction of carrying effect, produce nanoscale projection and depression, greatly reduce film formation surface and extraneous contact area.The activation of nanometer colloid particles by heat and under transportation automatic position adjusting function and and peripheral granule form tough and tensile Si-O-Si key, form high chemical saturation ratio and low surface tension surperficial.The synergy of two kinds of effects produces the effect of " lotus leaf effect ", makes coating naturally possess hydrophobic antifouling property.
The membrane formation mechanism of inorganic paint of the present invention is connected by polycondensation between Si-OH, inorganic coating is obtained by baking and curing flow process, although the inner solvent of coated membrane and other organic compositions remove completely, but due to steric effect, amount of activated group is still had not complete end reaction, its polycondensation process can in use continue slowly to carry out, this makes the film of formation, and hardness, wilfulness can continue to improve for a comparatively long period of time, increase coating wearing quality, coating also can be made to have the good properties of " self-healing " to a certain extent, long service life simultaneously.
Embodiment 1---external coating (EC) is the water tap of burgundy
A, in following ratio, each raw material to be weighed: 30% silicon sol (membrane-forming agent), 65% filler (15% wine red pearlescence+70% silica powder) and 5% adjusting agent (wherein, velocity of evaporation adjusting agent butanols accounts for the massfraction 35% of the total mass of adjusting agent, dispersion agent oleic acid accounts for the massfraction 35% of the total mass of adjusting agent, flow agent methyl methacrylate accounts for the massfraction 10% of the total mass of adjusting agent, and anti-settling agent organobentonite accounts for the massfraction 20% of the total mass of adjusting agent); Adjusting agent is high-temperature volatile material, finally noresidue in the coating.
The preparation of coating: (1) is by mineral filler and raw spirit (volatile constituent, can not be residual in resurfacing), ultra-fine ball milling 0.5 ~ 48h after the mixing of dispersion agent, anti-sedimentation agent, obtain mineral filler slurry, the amount of the wherein interpolation of raw spirit accounts for 35% of the mass percent of total mineral filler slurry.
(2) the mineral filler slurry obtained through step (1), membrane-forming agent, velocity of evaporation adjusting agent and flow agent are mixed 10min ~ 72h by the blade stirrer equipment being put in high shear mixers or ball mill after proportioning mixing or having a ultrasonic vibration function;
(3) filtered by being more than or equal to 200 mesh standard sieves by the slurry obtained through step (2), filtrate is inorganic nano paint.
Silicon sol (membrane-forming agent) is made up of amorphous nano silicon-dioxide, colloid chemistry stablizer, alcoholic solvent.A known material in fact, can obtain by buying, wherein amorphous nano dioxide-containing silica is more than or equal to 40%.In the present invention, use the colloid chemistry stabiliser content of organic macromolecule in silicon sol to be less than 0.5% of silicon sol (membrane-forming agent) total mass.
The filler used is inorganic materials, and adjusting agent is volatile material, and the therefore residual in the coating macromolecule organic being difficult to volatilize at normal temperatures is extremely low, ensures coating performance.
B, pre-treatment: alligatoring, clean and drying treatment are carried out to faucet surface;
C, coating: inorganic nano paint is coated on water tap sanitary equipment surface;
D, levelling and surface adjustment: carry out drying in the dust free chamber that the water tap sanitary equipment obtained step C are positioned over 30 DEG C, dust free chamber humidity is lower than 80%;
E, baking and curing: the five metals sanitary equipment adjusted through levelling are placed in dustless drying curing box, heat.
F, cool to the furnace and take out close to after room temperature, obtaining external coating (EC) is the water tap of burgundy, and coating hardness is tested, and pencil hardness test, 3H is without vestige, and salt fog resistance 1200hr is unchanged, and humidity resistance 540hr is unchanged.
Embodiment 2---external coating (EC) color is the glass stand of simple and elegant gold
A, in following ratio, each raw material to be weighed: 45% silicon sol, 50% filler (40% lithopone+30% leaf is greenish-yellow) and 5% adjusting agent (wherein, velocity of evaporation adjusting agent sec-butyl alcohol accounts for the massfraction 70% of the total mass of adjusting agent, dispersion agent polysorbas20 accounts for the massfraction 3% of the total mass of adjusting agent, flow agent methyl methacrylate accounts for the massfraction 7% of the total mass of adjusting agent, and the meteorological white carbon black of anti-settling agent accounts for the massfraction 20% of the total mass of adjusting agent);
The preparation of coating: mineral filler is mixed rear ultra-fine ball milling 0.5 ~ 48h by (1) with raw spirit, dispersion agent, anti-sedimentation agent, obtains mineral filler slurry, and the amount of the wherein interpolation of raw spirit accounts for 33% of the mass percent of total mineral filler slurry.
(2) the mineral filler slurry obtained through step (1), membrane-forming agent, velocity of evaporation adjusting agent and flow agent are mixed 10min ~ 72h by the blade stirrer equipment being put in high shear mixers or ball mill after proportioning mixing or having a ultrasonic vibration function;
(3) filtered by being more than or equal to 200 mesh standard sieves by the slurry obtained through step (2), filtrate is inorganic nano paint.
B, pre-treatment: alligatoring, clean and drying treatment are carried out to glass stand metallic surface;
C, coating: inorganic nano paint is coated on glass stand metallic surface;
D, levelling and surface adjustment: carry out levelling in the dust free chamber that the glass stand metal obtained step C is positioned over 25 DEG C and part is dry, dust free chamber humidity is lower than 80%;
E, baking and curing: the five metals sanitary equipment adjusted through levelling are placed in dustless drying curing box, heat.
F, cool to the furnace and take out close to after room temperature, obtaining external coating (EC) is the water tap of burgundy, and coating hardness is tested, and pencil hardness test, 3H is without vestige, and salt fog resistance 1250hr is unchanged, and humidity resistance 553hr is unchanged.
Embodiment 3---external coating (EC) color is argenteous towel hanger
A, in following ratio, each raw material to be weighed: 70% silicon sol, 22% filler (flake aluminum) and 8% adjusting agent are (wherein, velocity of evaporation adjusting agent ethylene glycol dibutyl ether accounts for the massfraction 50% of the total mass of adjusting agent, dispersion agent oleic acid and isobutyl triethoxy silane account for the massfraction 19% of the total mass of adjusting agent, flow agent polydimethylsiloxane 2000 accounts for the massfraction 1% of the total mass of adjusting agent, and anti-settling agent polyamide wax accounts for the massfraction 30% of the total mass of adjusting agent);
The preparation of coating: mineral filler is mixed rear ultra-fine ball milling 0.5 ~ 48h by (1) with raw spirit, dispersion agent, anti-sedimentation agent, obtains mineral filler slurry, and the amount of the wherein interpolation of raw spirit accounts for 40% of the mass percent of total mineral filler slurry.
(2) the mineral filler slurry obtained through step (1), membrane-forming agent, velocity of evaporation adjusting agent and flow agent are mixed 10min ~ 72h by the blade stirrer equipment being put in high shear mixers or ball mill after proportioning mixing or having a ultrasonic vibration function;
(3) filtered by being more than or equal to 200 mesh standard sieves by the slurry obtained through step (2), filtrate is inorganic nano paint.
B, pre-treatment: alligatoring, clean and drying treatment are carried out to glass stand metallic surface;
C, coating: inorganic nano paint is coated on glass stand metallic surface;
D, levelling and surface adjustment: carry out levelling in the dust free chamber that the glass stand metal obtained step C is positioned over 20 DEG C and part is dry, dust free chamber humidity is lower than 80%;
E, baking and curing: the five metals sanitary equipment adjusted through levelling are placed in dustless drying curing box, heat.
F, cool to the furnace and take out close to after room temperature, obtaining external coating (EC) color is argenteous towel hanger, and coating hardness is tested, and pencil hardness test, 3H is without vestige, and salt fog resistance 1300hr is unchanged, and humidity resistance 565hr is unchanged.
Embodiment 4---external coating (EC) color is elegant black water tank button
A, in following ratio, each raw material to be weighed: 75% silicon sol, 17% filler (15%Fe3O4+1% graphite+5% biotite) and 8% adjusting agent (wherein, velocity of evaporation adjusting agent butanols accounts for the massfraction 43.75% of the total mass of adjusting agent, dispersion agent oleic acid accounts for the massfraction 18.75% of the total mass of adjusting agent, flow agent methyl methacrylate accounts for the massfraction 20% of the total mass of adjusting agent, and anti-settling agent organobentonite accounts for the massfraction 17.5% of the total mass of adjusting agent);
The preparation of coating: mineral filler is mixed rear ultra-fine ball milling 0.5 ~ 48h by (1) with raw spirit, dispersion agent, anti-sedimentation agent, obtains mineral filler slurry, and the amount of the wherein interpolation of raw spirit accounts for 38% of the mass percent of total mineral filler slurry.
(2) the mineral filler slurry obtained through step (1), membrane-forming agent, velocity of evaporation adjusting agent and flow agent are mixed 10min ~ 72h by the blade stirrer equipment being put in high shear mixers or ball mill after proportioning mixing or having a ultrasonic vibration function;
(3) filtered by being more than or equal to 200 mesh standard sieves by the slurry obtained through step (2), filtrate is inorganic nano paint.
B, pre-treatment: alligatoring, clean and drying treatment are carried out to glass stand metallic surface;
C, coating: inorganic nano paint is coated on glass stand metallic surface;
D, levelling and surface adjustment: carry out levelling in the dust free chamber that the glass stand metal obtained step C is positioned over 20 DEG C and part is dry, dust free chamber humidity is lower than 80%;
E, baking and curing: the five metals sanitary equipment adjusted through levelling are placed in dustless drying curing box, heat.
F, cool to the furnace and take out close to after room temperature, obtaining external coating (EC) color is argenteous towel hanger, and coating hardness is tested, and pencil hardness test, 3H is without vestige, and salt fog resistance 1270hr is unchanged, and humidity resistance 600hr is unchanged.
Embodiment group A
Silicon sol, filler and adjusting agent weigh by the corresponding proportioning of A, according to the form below 1-3 sequence number, the preparation of coating: mineral filler is mixed rear ultra-fine ball milling 0.5 ~ 48h by (1) with raw spirit, dispersion agent, anti-sedimentation agent, obtain mineral filler slurry, the amount of the wherein interpolation of raw spirit accounts for 35% of the mass percent of total mineral filler slurry.
(2) the mineral filler slurry obtained through step (1), membrane-forming agent, velocity of evaporation adjusting agent and flow agent are mixed 10min ~ 72h by the blade stirrer equipment being put in high shear mixers or ball mill after proportioning mixing or having a ultrasonic vibration function;
(3) filtered by being more than or equal to 200 mesh standard sieves by the slurry obtained through step (2), filtrate is inorganic nano paint, for subsequent use;
Table 1 filler, silicon sol and adjusting agent account for the proportioning table of the massfraction of coating total mass
Table 2 evaporation rate adjusting agent, flow agent and dispersion stabilizer account for the massfraction proportioning table of adjusting agent total mass
Table 3 dispersion agent and anti-settling agent account for the massfraction proportioning table of dispersion stabilizer total mass
| Sequence number | Dispersion agent | Anti-settling agent |
| A1 | 10% oleic acid | 90% meteorological white carbon black |
| A2 | 15% oleic acid | 85% organobentonite |
| A3 | 18% polysorbas20 (polyoxyethylene 20 sorbitan monolaurate) | 82% polyamide wax |
| A4 | 20% (10% oleic acid+10% isobutyl triethoxy silane) | 80% meteorological white carbon black |
| A5 | 22% oleic acid | 78% polyamide wax |
| A6 | 25% (13% oleic acid+12% isobutyl triethoxy silane) | 75% meteorological white carbon black |
| A7 | 28% polysorbas20 | 72% organobentonite |
| A8 | 30% polysorbas20 | 70% polyamide wax |
| A9 | 32% (12% oleic acid+20% isobutyl triethoxy silane) | 68% meteorological white carbon black |
B, pre-treatment: alligatoring, clean and drying treatment are carried out to five metals LONGTOUJIN metal surface;
C, coating: inorganic nano paint is coated on five metals LONGTOUJIN metal surface;
D, levelling and surface adjustment: carry out levelling in the dust free chamber that the glass stand metal obtained step C is positioned over 20 DEG C and part is dry, dust free chamber humidity is lower than 80%;
E, baking and curing: the five metals sanitary equipment adjusted through levelling are placed in dustless drying curing box, heat.
F, cool to the furnace and take out close to after room temperature, carry out product quality detection, experimental result sees the following form 4.
Table 4 obtains the performance test results of hardware products
| Sequence number | Product appearance | Pencil hardness test | Salt fog resistance | Humidity resistance |
| 1 | Transparent black | 4H is without vestige | 1270hr is unchanged | 600hr is unchanged |
| 2 | Bronze | 4H is without vestige | 1265hr is unchanged | 580hr is unchanged |
| 3 | Burgundy | 4H is without vestige | 1250hr is unchanged | 567hr is unchanged |
| 4 | Black | 4H is without vestige | 1237hr is unchanged | 573hr is unchanged |
| 5 | Silvery white | 3H is without vestige | 1270hr is unchanged | 580hr is unchanged |
| 6 | Black | 3H is without vestige | 1245hr is unchanged | 567hr is unchanged |
| 7 | Burgundy | 3H is without vestige | 1235hr is unchanged | 550hr is unchanged |
| 8 | Burgundy | 3H is without vestige | 1240hr is unchanged | 567hr is unchanged |
| 9 | Jin Tongse | 3H is without vestige | 1260hr is unchanged | 553hr is unchanged |
Below know-why of the present invention is described in conjunction with specific embodiments.These describe just in order to explain principle of the present invention, and can not be interpreted as limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present invention, and these modes all will fall within protection scope of the present invention.
Claims (8)
1. be coated on substrate surface and the inorganic nano paint of wear-resistant coating can be formed, it is characterized in that: described inorganic nano paint comprises with inorganic nano SiO
2colloidal sol is the membrane-forming agent of principal constituent;
Described inorganic nano SiO
2in colloidal sol, the content of organic high molecular compound is less than 0.5%, and metal ion content is less than 80PPM.
2. be according to claim 1ly a kind ofly coated on substrate surface and the inorganic nano paint of wear-resistant coating can be formed, it is characterized in that: the raw material of described inorganic nano paint comprises following component: 30-95% membrane-forming agent, 0-65% filler and 0.05-8% adjusting agent.
3. be according to claim 2ly a kind ofly coated on substrate surface and the inorganic nano paint of wear-resistant coating can be formed, it is characterized in that: described adjusting agent comprises dispersion stabilizer, flow agent and velocity of evaporation conditioning agent.
4. be according to claim 3ly a kind ofly coated on substrate surface and the inorganic nano paint of wear-resistant coating can be formed, it is characterized in that: described velocity of evaporation conditioning agent is at least one of alcohols, phenols, amine, amides or fluorochemicals.
5. be according to claim 1 and 2ly a kind ofly coated on substrate surface and the inorganic nano paint of wear-resistant coating can be formed, it is characterized in that: described membrane-forming agent is by nanosized SiO_2, colloid chemistry stablizer and alcoholic solvent composition.
6. be according to claim 5ly a kind ofly coated on substrate surface and the inorganic nano paint of wear-resistant coating can be formed, it is characterized in that: described colloid chemistry stablizer be volatilize when there is heating attribute alkali or only containing the salt of small-molecular-weight organic acid; The central atom of described alkali or salt is nitrogen, phosphorus, oxygen, sulphur, titanium or bromine.
7. be according to claim 4ly a kind ofly coated on substrate surface and the preparation method of the inorganic nano paint of wear-resistant coating can be formed, it is characterized in that: comprise the following steps:
(1) by mineral filler with suitable proportioning and the solvent compatible with membrane-forming agent, namely carbonatoms is no more than monohydroxy-alcohol and dispersion agent, the ultra-fine ball milling 0.5 ~ 48h after anti-sedimentation agent mixing of 5, obtains mineral filler and starches;
(2) the mineral filler slurry obtained through step (1), membrane-forming agent, velocity of evaporation adjusting agent and flow agent are mixed 10min ~ 72h by the blade stirrer equipment being put in high shear mixers or ball mill after proportioning mixing or having a ultrasonic vibration function;
(3) filtered by being more than or equal to 200 mesh standard sieves by the slurry obtained through step (2), filtrate is inorganic nano paint.
8. be according to claim 2ly a kind ofly coated on substrate surface and the using method of the inorganic nano paint of wear-resistant coating can be formed, it is characterized in that: comprise the following steps:
Prepared by A, coating: by proportioning, membrane-forming agent, filler and adjusting agent are carried out mixing and ball milling and prepare inorganic nano paint;
B, coating: inorganic nano paint is coated on substrate surface;
C, oven dry: sanitary equipment step B being coated with inorganic nano paint are dried, and obtain the product with inorganic coating.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108588649A (en) * | 2018-04-24 | 2018-09-28 | 佛山市东鹏陶瓷有限公司 | A kind of tap vacuum coating decoration technology |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS616191A (en) * | 1984-06-15 | 1986-01-11 | 品川白煉瓦株式会社 | Surface coated non-oxide sintered body and manufacture |
| CN1597810A (en) * | 2003-09-18 | 2005-03-23 | 中国科学院理化技术研究所 | Antifogging antibacterial multifunctional coating and preparation method and application thereof |
| CN101115707A (en) * | 2005-09-02 | 2008-01-30 | 塞克姆公司 | Removal of metal ions from onium hydroxides and onium salt solutions |
| CN103359954A (en) * | 2012-04-01 | 2013-10-23 | 比亚迪股份有限公司 | Preparation method of silicon dioxide super-hydrophobic thin film and super-hydrophobic material |
| CN103848428A (en) * | 2012-12-07 | 2014-06-11 | 深圳富泰宏精密工业有限公司 | Silica sol, method for performing surface treatment on metal matrix by applying silica sol as well as product thereof |
-
2015
- 2015-07-10 CN CN201510404120.2A patent/CN105038336B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS616191A (en) * | 1984-06-15 | 1986-01-11 | 品川白煉瓦株式会社 | Surface coated non-oxide sintered body and manufacture |
| CN1597810A (en) * | 2003-09-18 | 2005-03-23 | 中国科学院理化技术研究所 | Antifogging antibacterial multifunctional coating and preparation method and application thereof |
| CN101115707A (en) * | 2005-09-02 | 2008-01-30 | 塞克姆公司 | Removal of metal ions from onium hydroxides and onium salt solutions |
| CN103359954A (en) * | 2012-04-01 | 2013-10-23 | 比亚迪股份有限公司 | Preparation method of silicon dioxide super-hydrophobic thin film and super-hydrophobic material |
| CN103848428A (en) * | 2012-12-07 | 2014-06-11 | 深圳富泰宏精密工业有限公司 | Silica sol, method for performing surface treatment on metal matrix by applying silica sol as well as product thereof |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109928780A (en) * | 2017-12-18 | 2019-06-25 | 沈阳航发精密铸造有限公司 | A kind of manufacturing method of ceramic core surface inertness coat |
| CN108696705A (en) * | 2018-03-22 | 2018-10-23 | 江苏蔚联机械股份有限公司 | A kind of television set under-chassis and preparation method thereof with high brightness minute surface |
| CN108588649A (en) * | 2018-04-24 | 2018-09-28 | 佛山市东鹏陶瓷有限公司 | A kind of tap vacuum coating decoration technology |
| CN109390499A (en) * | 2018-11-30 | 2019-02-26 | 云谷（固安）科技有限公司 | A kind of display panel and mobile terminal |
| CN110527385A (en) * | 2019-09-12 | 2019-12-03 | 广州迪瑞夫建筑材料有限公司 | A kind of polishing auxiliary agent for cement base terrace |
| CN112457693A (en) * | 2020-11-19 | 2021-03-09 | 西安理工大学 | Magnesium alloy plate alkali-resistant coating material and preparation method and application thereof |
| CN112592509A (en) * | 2020-12-07 | 2021-04-02 | 苏州奥美材料科技有限公司 | Preparation method of high-light-transmission scratch-resistant polycarbonate film |
| CN114394826A (en) * | 2022-01-19 | 2022-04-26 | 湖南湘瓷科艺有限公司 | Manufacturing process of high-performance nano-material ceramic thin-film device |
| CN114394826B (en) * | 2022-01-19 | 2022-10-14 | 湖南湘瓷科艺有限公司 | Manufacturing process of high-performance nano-material ceramic thin-film device |
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