CN106519848A - Preparation method for nanometer textured paint capable of carrying out photocatalytic purification of aldehyde - Google Patents
Preparation method for nanometer textured paint capable of carrying out photocatalytic purification of aldehyde Download PDFInfo
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- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/24—Electrically-conducting paints
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/32—Radiation-absorbing paints
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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Abstract
The invention specifically discloses a preparation method for a nanometer textured paint capable of carrying out photocatalytic purification of aldehyde, belonging to the field of paints. The preparation method comprises the following concrete steps: preparing a precursor colloidal solution of gold/titanium dioxide nanotubes; carrying out electrostatic spinning, then immediately cooling a precursor product obtained after spinning, placing the precursor product in a muffle furnace and carrying out heat-preserved sintering so as to obtain the gold/titanium dioxide nanotubes; dispersing the gold/titanium dioxide nanotubes in an alkaline citrate solution under stirring, adding propylene glycol, a film forming aid, a wetting agent, an antiseptic, hydroxyethyl cellulose and a dispersing agent and carrying out uniform mixing in a grinder under stirring; then adding titanium dioxide, heavy calcium, kaolin and talcum powder, carrying out sufficient grinding in a high-speed grinder and adding acrylic acid emulsion, an antifoaming agent and a thickening agent; and carrying out uniform mixing in the grinder under stirring and carrying out filtering and barreling so as to obtain the finished nanometer textured paint. The nanometer textured paint can carry out photocatalytic purification of indoor aldehyde in the scope of visible light.
Description
Technical field
The present invention relates to paint field, and in particular to a kind of preparation method of the net aldehyde nanometer texture paint of photocatalysis.
Background technology
Coating, in the entitled paint of Chinese tradition, is a kind of conventional surface decoration material.So-called coating be coated in by
Protection or decorated body surface, and the continuous film of firm attachment can be formed with coated article, also known as paint film or coating.
The fields such as vehicle, decoration, military affairs, traffic, building have a wide range of applications, and wherein building coating is the most frequently used building materials, whole
Most of market share is occupied in individual Coating Market.Traditional paint is generally by film forming matter, color stuffing, solvent, auxiliary agent etc.
Composition.
Chinese paint industry grows stronger day by day under the promotion of building trade.Statistics shows that Chinese architecture was applied in 2011
Material amounts to about 351.82 ten thousand tons of yield, increases by more than 30% on a year-on-year basis.It follows that although Chinese architecture paint industry experienced
The impact of global financial crisis in 2008, the prices of raw materials go up the pressure for bringing, but its growth momentum does not still subtract, and also
Remain higher growth rate.
Interior wall coating is the indispensable material of house decoration, now with the enhancing of people's environmental consciousness, in finishing
The requirement more and more higher of wall latex paint, the higher polyvinyl formal class coating of Form aldehyde release are gradually eliminated, respectively
The Environment-friendlyinternal internal wall paint of anion releasing, low VOC is planted using more and more, has entered major step in terms of health type and environmental protection,
The coating for how developing health environment-friendly becomes the problem of people's growing interest.Particularly in recent years, with people's living standard
Continuous improvement, the continuous improvement of living conditions, the requirement to coating are also not only to reach the effect of beautiful decoration, in addition it is also necessary to
With special function, to improve the living environment quality of itself.Titanic oxide nano, with extremely low toxicity and price quilt
It is extensive to use.Conventional interior wall coating simply directly adds titanic oxide nano in coating, using nano titania
The photocatalytic effect of powder reaches the purpose of purifying formaldehyde, but, the photocatalysis optical wavelength of common titanic oxide nano all exists
Ultraviolet light range, indoor illumination is generally all visible ray, therefore, the effect of purifying formaldehyde is unsatisfactory.
The content of the invention
It is an object of the invention to provide a kind of preparation method of the net aldehyde nanometer texture paint of photocatalysis, its object is to solve
Room inner wall surface carries out the problem of light catalytic purifying indoor formaldehyde in visible-range.
To reach above-mentioned purpose, the basic technology scheme of the present invention is：A kind of preparation of the net aldehyde nanometer texture paint of photocatalysis
Method, coating proportioning by weight, comprises the following steps that：
10 parts of butyl titanate dissolvings are dissolved in 5～10 parts of ethanol and 5～8 parts by step 1, solution A under agitation
In the mixed solution of acetic acid, be subsequently adding 0.8～2.16 part polyvinylpyrrolidone and 0.1～1.5 part of gold chloride, fully stir
Mix 12 hours；
B solution, under agitation by 2～6 parts of acetylacetone,2,4-pentanediones, 5～10 parts of ethanol and 5～7 parts of acetic acid mixing, and will
During 2.4～6.48 parts of mineral oil add above-mentioned mixed solution, 12 hours are sufficiently stirred for；
Step 2, according to 1：1 ratio mixing solution A and B solution, are sufficiently stirred for obtaining within 12 hours preparing gold/titanium dioxide
The precursor colloids solution of nanotube；
Precursor solution obtained in step 2 is put into the spinning head that internal diameter is 1～1.2mm by step 3, and reception device is to connect
Ground rotates the aluminium roller of Φ=100mm, and it is 18～20cm to receive distance, and spinning voltage is 15～20kV, carries out electrostatic spinning；
Step 4, the precursor product obtained through step 3 process is cooled down immediately, is subsequently placed in Muffle furnace, with
1～2.5 DEG C of heating rate per minute rises to 450～550 DEG C of simultaneously heat preservation sintering 1～3 hours, obtains screw type gold/titanium dioxide
Titanium nanotube；
Step 5, take screw type gold obtained in step 4/10～15 parts of titania nanotube stirring ultrasonic disperse in 200～
In 300 parts of water, suspension is made into；
Step 6, with 1 DEG C/min of speed improve suspension temperature is to 50～60 DEG C and is incubated, with 4～5ml/ minutes
Speed add 0.2～0.6 part of citric acid saturated solution, stir 1～3 hour；
Step 7, in suspension obtained in step 6, adds appropriate ammoniacal liquor to adjust pH value to 8～9, obtains stable dispersion
Mesoporous gold/titania nanotube additive；
Step 8, adds 8～15 parts of propane diols, 10～20 parts of coalescents, wetting agent 1 in additive obtained in step 7
～3 parts, 1～3 part of preservative, 1～3 part of hydroxyethyl cellulose, 4～8 parts of dispersant, with 400～600 revs/min in grinder
Clock stirring is well mixed for 3 hours；
Step 9, adds 150～300 parts of titanium dioxide in the mixture that step 8 is mixed to form, and 80～120 parts of coarse whiting is high
60～100 parts of ridge soil, 40～60 parts of talcum powder, fully grinding under 2000～4000 revs/min of rotating speed in high-speed grinder
Mill 3 hours；
Step 10, adds 200～400 parts of acrylic emulsion, defoamer 1～3 in the mixture that step 9 is mixed to form
Part, 10～15 parts of thickener；It is last uniformly to be mixed so that 3 hours are stirred under 400～600 revs/min of rotating speed in grinder, most
After filter barrelling, obtain the net aldehyde nanometer texture paint finished product of photocatalysis.
This programme advantage is：Nanogold particle in interior wall nano paint can increase the conduction band of nano titanium oxide,
The energy required for electron transfer is reduced, that is, produces plasma resonance effect so that screw type gold/titania nanotube can
The optical range of absorption expands, and can absorb visible ray carries out photocatalysis.And gold utensil has splendid electric conductivity, can promote
The transmission of carrier in screw type titania nanotube, further improves the performance of photochemical catalytic oxidation formaldehyde.And screw type
Titania nanotube is not susceptible to reunite, meanwhile, the microcosmic nanostructured of screw type not only increases specific surface area, and makes
Which is pinned in coating particles, even closer compared to the combination of common titania nanotube and coating particles.
Further, the wetting agent is APES；Coalescents are polyaminoester emulsion；Foaming agent is poly- silicon
Oxygen alkanes defoamer；Preservative is Dao Weixier -75；Dispersant is neopelex；Thickener is polyurethane high score
Sub- compound water solution.
Further：The formula of the titania nanotube, solution A：10 parts of butyl titanates, 7.5 parts of ethanol, 6.5 parts
Acetic acid, 1.48 parts of polyvinylpyrrolidones；B fills a prescription：4 parts of acetylacetone,2,4-pentanediones, 7.5 parts of ethanol, 6 parts of acetic acid, 4.44 parts of mineral oil；Send out
A person of good sense is found through experiments good using the net aldehyde effect of interior wall nano paint of said ratio preparation.
Further：The B solution is：4 parts of acetylacetone,2,4-pentanediones, 7.5 parts of ethanol, 6 parts of acetic acid, 5 parts of carbon quantum dots, 4.44 parts of ore deposits
Thing oil, inventor are found through experiments, and add carbon quantum dot obtain the gold of the screw type with meso-hole structure/titanium dioxide and receive
Mitron；
Further：The mass fraction of the addition of the gold/titania nanotube is 13 parts, and inventor is by substantial amounts of
Experiment finds good using the net aldehyde effect of interior wall nano paint obtained in said ratio.
Further：The heating rate of the Muffle furnace is 1.5 DEG C/min, and inventor is by substantial amounts of experiment discovery using upper
State parameter gold/complete specific surface area of nano titania microstructure preservation big.
Further：The Muffle furnace temperature retention time is 1.5 hours, and inventor is had found using above-mentioned ginseng by substantial amounts of experiment
The standby gold of numeral system/nano titania microstructure preserves complete, and crystal grain degree is little.
Further：Gold/the titania nanotube is in the titania nanotube in Muffle furnace roasting condition for lazy
Property gas atmosphere under, inventor adopts above-mentioned parameter by substantial amounts of experiment discovery, can produce Lacking oxygen, reduces titanium dioxide
The recombination rate of electron hole.
Further：Gold/the titania nanotube is argon gas atmosphere in the inert gas conditions of Muffle furnace roasting, is invented
It is good using the net aldehyde effect of interior wall nano paint of above-mentioned parameter preparation that people is had found by substantial amounts of experiment.
Description of the drawings
Fig. 1 is the scanning electron microscope diagram of the screw type gold/titania nanotube added in the embodiment of the present invention 5；
Fig. 2 is net 5 ultraviolet-visible absorption spectroscopy figure of aldehyde nanometer texture paint embodiment of photocatalysis of the present invention.
Specific embodiment
Below by specific embodiment, the present invention is further detailed explanation：
Described below " number " is " mass fraction ".
Embodiment 1：
A kind of preparation method its concrete preparation method of the net aldehyde nanometer texture paint of photocatalysis is as follows,
Step 1：Solution A：10 parts of butyl titanates are dissolved in the mixed solution of 5 parts of absolute ethyl alcohols and 5 parts of acetic acid, so
0.8 part of polyethylene pyrrole network alkanone and 0.1 part of gold chloride are added afterwards, are sufficiently stirred for 12 hours；
B solution：Under agitation by 2 parts of acetylacetone,2,4-pentanediones and 5 parts of anhydrous alcohol solutions and 5 parts of anhydrous acetic acid mixing, plus
Enter 2.4 parts of mineral oils uniform, be sufficiently stirred for 12 hours；
Step 2：According to 1：1 ratio mixing solution A and B solution, are sufficiently stirred for obtaining within 12 hours preparing gold/titanium dioxide
The precursor colloids solution of nanotube；
Step 3：Above-mentioned precursor solution is put into into the spinning head that internal diameter is 1mm, reception device rotates a diameter of for ground connection
The aluminium roller of 100mm, it is 18cm to receive distance, and spinning voltage is 15kV, carries out electrostatic spinning；
Step 4：The precursor product obtained through step 3 process is carried out into dry ice cooling immediately, Muffle furnace is subsequently placed in
In, 450 DEG C of simultaneously heat preservation sintering 1 hours are risen to 1 DEG C of heating rate per minute, screw type gold/titania nanotube is obtained；
Step 5：Take screw type gold obtained in step 4/10 parts of titania nanotube and be scattered in 200 parts under agitation
In water, suspension is made into；
Step 6：It is incubated to 50～60 DEG C with the temperature that 1 DEG C/min of speed improves suspension, with the speed of 4ml/ minutes
0.2 part of citric acid saturated solution is added, is stirred 1 hour；
Step 7：In suspension obtained in step 6, add appropriate ammoniacal liquor to adjust pH value to 8, obtain the gold of stable dispersion/
Titanium dioxide additive；
Step 8：8 parts of propane diols, 10 parts of polyaminoester emulsion, alkyl phenol polyoxy second are added in suspension obtained in step 7
1 part of alkene ether, Dao Weixier -751 part, 1 part of hydroxyethyl cellulose, 4 parts of neopelex, in grinder with 400 turns/
Minute stirring is well mixed for 3 hours；
Step 9：150 parts of titanium dioxide is added in the mixture obtained by step 8 mixing, 80 parts of coarse whiting, 60 parts of kaolin are sliding
40 parts of stone flour, being fully ground 3 hours under 2000 revs/min of rotating speed in high-speed grinder；
Step 10：200 parts of the acrylic emulsion of addition in mixture obtained in step 9,1 part of polysiloxane-based defoamer,
10 parts of polyurethane high molecule compound water solution；It is last uniform so that 3 hours are stirred under 400 revs/min of rotating speed in grinder
Mixing, finally filters barrelling, obtains the net aldehyde nanometer texture paint of photocatalysis.
Embodiment 2：
A kind of preparation method its concrete preparation method of the net aldehyde nanometer texture paint of photocatalysis is as follows：
Step 1：Solution A：10 parts of butyl titanates are dissolved in the mixed solution of 10 parts of absolute ethyl alcohols and 8 parts of acetic acid,
It is subsequently adding 1.5 parts of gold chlorides and 2.16 parts of polyvinylpyrrolidones and is well mixed, is sufficiently stirred for 12 hours；
B solution：Under agitation by 6 parts of acetylacetone,2,4-pentanediones and 10 parts of anhydrous alcohol solutions and 7 parts of anhydrous acetic acid mixing, plus
Enter 2.4 parts of mineral oil, be sufficiently stirred for 12 hours；
Step 2：According to 1：1 ratio mixing solution A and B solution, are sufficiently stirred for obtaining within 12 hours preparing gold/titanium dioxide
The precursor colloids solution of nanotube；
Step 3：Precursor solution obtained in step 2 is put into into the spinning head that internal diameter is 1.2mm, reception device turns for ground connection
The aluminium roller of a diameter of 100mm is moved, it is 20cm to receive distance, and spinning voltage is 20kV, carries out electrostatic spinning；
Step 4：The precursor product that step 3 process is obtained is carried out into dry ice cooling immediately, is subsequently placed in Muffle furnace, with
2.5 DEG C of heating rates per minute rise to 550 DEG C of simultaneously heat preservation sintering 3 hours, obtain screw type gold/titania nanotube；
Step 5：Take screw type gold obtained in step 4/15 parts of titania nanotube and be scattered in 300 parts under agitation
In water, suspension is made；
Step 6：It is incubated to 60 DEG C with the temperature that 1 DEG C/min of speed improves suspension, is added with the speed of 5ml/ minutes
0.6 part of citric acid saturated solution, stirs 3 hours；
Step 7：In suspension, add appropriate ammoniacal liquor pH value to be adjusted to 9, obtain the gold/titanium dioxide addition of stable dispersion
Agent；
Step 8：15 parts of propane diols, 20 parts of polyaminoester emulsion, alkyl phenol polyoxy second are added in additive obtained in step 7
3 parts of alkene ether, Dao Weixier -753 part, 3 parts of hydroxyethyl cellulose, 8 parts of neopelex, in grinder with 600 turns/
Stirring is divided to be well mixed for 3 hours；
Step 9：300 parts of titanium dioxide, 120 parts of coarse whiting, 100 parts of kaolin, talcum are added in the mixture obtained by step 8
60 parts of powder, being fully ground 3 hours under 4000 revs/min of rotating speed in high-speed grinder；
Step 10：200 parts of the acrylic emulsion of addition in the mixture obtained by step 9,1 part of polysiloxane-based defoamer,
10 parts of polyurethane high molecule compound water solution；It is last uniform mixed so that 3 hours are stirred under 600 revs/min of rotating speed in grinder
Close, finally filter barrelling, obtain the net aldehyde nanometer texture paint of photocatalysis.
Embodiment 3：
A kind of preparation method its concrete preparation method of the net aldehyde nanometer texture paint of photocatalysis is as follows：
Step 1：Solution A：10 parts of butyl titanates are dissolved in into the mixed solution of 7.5 parts of absolute ethyl alcohols and 6.5 parts of acetic acid
In, it is subsequently adding 1 part of gold chloride and 1.48 parts of polyvinylpyrrolidones and is well mixed, is sufficiently stirred for 12 hours；
B solution：Under agitation by 4 parts of acetylacetone,2,4-pentanediones and 7.5 parts of anhydrous alcohol solutions and 6 parts of anhydrous acetic acid mixing,
Add 4.44 parts of mineral oil, 1 part of gold chloride to be well mixed, be sufficiently stirred for 12 hours；
Step 2：According to 1：1 ratio mixing solution A and B solution, are sufficiently stirred for obtaining within 12 hours preparing gold/titanium dioxide
The precursor colloids solution of nanotube；
Step 3：Above-mentioned precursor solution is put into into the spinning head that internal diameter is 1.1mm, reception device rotates diameter for ground connection
For the aluminium roller of 100mm, it is 19cm to receive distance, and spinning voltage is 18kV, carries out electrostatic spinning；
Step 4：The precursor product that step 3 process is obtained is carried out into liquid nitrogen cooling immediately, is subsequently placed in Muffle furnace, with
1.5 DEG C of heating rates per minute rise to 500 DEG C of simultaneously heat preservation sintering 3 hours, obtain screw type gold/titania nanotube；
Step 5：Take above-mentioned screw type gold/13 parts of titania nanotube and ultrasonic disperse is stirred in 250 parts of water, make outstanding
Turbid liquid；
Step 6：It is incubated to 55 DEG C with the temperature that 1 DEG C/min of speed improves suspension, is added with the speed of 5ml/ minutes
0.4 part of citric acid saturated solution, stirs 2 hours；
Step 7：In suspension, add appropriate ammoniacal liquor pH value to be adjusted to 9, obtain the gold/nano titania of stable dispersion
Pipe additive；
Step 8：13 parts of propane diols, 15 parts of polyaminoester emulsion, alkyl phenol polyoxy second are added in additive obtained in step 7
2 parts of alkene ether, Dao Weixier -752 part, 2 parts of hydroxyethyl cellulose, 6 parts of neopelex, in grinder with 500 turns/
Stirring is divided to be well mixed for 3 hours；
Step 9：225 parts of titanium dioxide, 100 parts of coarse whiting, 80 parts of kaolin, talcum are added in mixture obtained in step 8
50 parts of powder, being fully ground 3 hours under 3000 revs/min of rotating speed in high-speed grinder；
Step 10：Step 9 is obtained to add 300 parts of acrylic emulsion, 2 parts of polysiloxane-based defoamer, polyurethane high score
13 parts of sub- compound water solution；It is last uniformly to be mixed so that 3 hours are stirred under 500 revs/min of rotating speed in grinder, finally filter
Barrelling, obtains the net aldehyde nanometer texture paint of photocatalysis.
Embodiment 4：
Experimental procedure same as Example 3 and parameter, but prepare the B formulas of screw type gold/titania nanotube
For 4 parts of acetylacetone,2,4-pentanediones, 7.5 parts of ethanol, 6 parts of acetic acid, 5 parts of carbon quantum dots, 4.44 parts of mineral oil.
Embodiment 5：
Experimental procedure same as Example 4, difference are Muffle furnace roasting part, and the present embodiment is in helium gas
The lower 500 DEG C of roastings of atmosphere 1.5 hours.
Embodiment 6：
Experimental procedure same as Example 4, difference are Muffle furnace roasting part, and the present embodiment is in argon gas gas
The lower 500 DEG C of roastings of atmosphere 1.5 hours.
Nano paint obtained in above example is coated on the sheet glass of 20mm × 90mm, after being dried, 2500ml is placed in
Closed container in.Metaformaldehyde is heated to melting prepared formaldehyde gas, is injected into syringe according to the concentration of 30ml/L
In closed transparent glass container, sample being taken daily, measuring the content of formaldehyde according to GB/T15516～1955, the experiment is altogether
Continue three days, experimental result is as shown in following table table 1：
Table 1
If 2 embodiment 1～3 of upper table is it is observed that the preparation of the net aldehyde nanometer texture paint of the photocatalysis of embodiment 3 is filled a prescription
The net aldehyde effect of coating that arrives preferably, by the comparison of embodiment 4～6 it is found that under helium atmosphere after roasting made by light
Catalysis purifying formaldehyde efficiency highest.
If Fig. 2 is the net aldehyde nanometer matter of the photocatalysis that with the addition of screw type gold/titania nanotube that embodiment 5 is prepared
The ultraviolet-ray visible absorbing light of the net aldehyde nanometer texture paint of photocatalysis of the screw type titania nanotube of gold is painted and is not added with sense
Spectrogram, from Fig. 2, it will be seen that the net aldehyde nano paint of the photocatalysis that with the addition of screw type gold/titania nanotube
Absorption spectrum is substantially moved to visible region, and absorbance is remarkably reinforced.
Claims (9)
1. the preparation method of the net aldehyde nanometer texture paint of a kind of photocatalysis, it is characterised in that comprise the following steps that：
10 parts of butyl titanate dissolvings are dissolved in 5～10 parts of ethanol and 5～8 parts of acetic acid by step 1, solution A under agitation
Mixed solution in, be subsequently adding 0.8～2.16 part polyvinylpyrrolidone and 0.1～1.5 part of gold chloride, be sufficiently stirred for 12
Hour；
B solution, under agitation by the mixing of 2～6 parts of acetylacetone,2,4-pentanediones, 5～10 parts of ethanol and 5～7 parts of acetic acid, and by 2.4～
During 6.48 parts of mineral oil add above-mentioned mixed solution, 12 hours are sufficiently stirred for；
Step 2, according to 1：1 ratio mixing solution A and B solution, are sufficiently stirred for obtaining within 12 hours preparing gold/nano titania
The precursor colloids solution of pipe；
Precursor solution obtained in step 2 is put into the spinning head that internal diameter is 1～1.2mm by step 3, and reception device turns for ground connection
The aluminium roller of a diameter of 100mm is moved, it is 18～20cm to receive distance, and spinning voltage is 15～20kV, carries out electrostatic spinning；
Step 4, will be cooled down through the precursor product that obtains of step 3 process immediately, is subsequently placed in Muffle furnace, with 1～
2.5 DEG C of heating rates per minute rise to 450～550 DEG C of simultaneously heat preservation sintering 1～3 hours, obtain screw type gold/titanium dioxide and receive
Mitron；
Step 5, takes screw type gold obtained in step 4/10～15 parts of titania nanotube stirring ultrasonic disperse in 200～300
In part water, suspension is made into；
Step 6, with 1 DEG C/min of speed improve suspension temperature is to 50～60 DEG C and is incubated, with the speed of 4～5ml/ minutes
Degree adds 0.2～0.6 part of citric acid saturated solution, stirs 1～3 hour；
Step 7, in suspension obtained in step 6, adds appropriate ammoniacal liquor to adjust pH value to 8～9, obtains the mesoporous of stable dispersion
Gold/titania nanotube additive；
Step 8, adds 8～15 parts of propane diols, 10～20 parts of coalescents, wetting agent 1～3 in additive obtained in step 7
Part, 1～3 part of preservative, 1～3 part of hydroxyethyl cellulose, 4～8 parts of dispersant are stirred with 400～600 revs/min in grinder
Mix 3 hours and be well mixed；
Step 9, adds 150～300 parts of titanium dioxide, 80～120 parts of coarse whiting, kaolin in the mixture that step 8 is mixed to form
60～100 parts, 40～60 parts of talcum powder is little to be fully ground 3 under 2000～4000 revs/min of rotating speed in high-speed grinder
When；
Step 10, adds 200～400 parts of acrylic emulsion, 1～3 part of defoamer to increase in the mixture that step 9 is mixed to form
Thick dose 10～15 parts；Finally uniformly mixed so that 3 hours are stirred under 400～600 revs/min of rotating speed in grinder, finally mistake
Filter barrelling, obtains the net aldehyde nanometer texture paint finished product of photocatalysis.
2. the preparation method of the net aldehyde nanometer texture paint of photocatalysis as claimed in claim 1, it is characterised in that the wetting agent is
APES, the coalescents are polyaminoester emulsion, and the foaming agent is polysiloxane-based defoamer, described anti-
Rotten agent is Dao Weixier -75, and dispersant is neopelex, and the thickener is polyurethane high molecule compound water-soluble
Liquid.
3. the net aldehyde nanometer texture paint preparation method of photocatalysis as claimed in claim 2, it is characterised in that gold in the step 1/
The formula of titania nanotube, A formulas：6 parts of polyvinylpyrrolidones, 6.5 parts of absolute ethyl alcohols, 1 part of gold chloride；B fills a prescription：4
Part acetylacetone,2,4-pentanedione, 7.5 parts of ethanol, 6 parts of acetic acid and 4.44 parts of mineral oil.
4. the net aldehyde nanometer texture paint preparation method of photocatalysis as claimed in claim 3, it is characterised in that the B formulas are：4
Part acetylacetone,2,4-pentanedione, 7.5 parts of ethanol, 6 parts of acetic acid, 5 parts of carbon quantum dots, 4.44 parts of mineral oil.
5. the preparation method of the net aldehyde nanometer texture paint of photocatalysis as claimed in claim 4, gold/titanium dioxide in the step 5
The mass fraction of the addition of nanotube is 13 parts.
6. the preparation method of the net aldehyde nanometer texture paint of photocatalysis as claimed in claim 5, it is characterised in that the Muffle furnace
Heating rate is 1.5 DEG C/min.
7. the preparation method of the net aldehyde nanometer texture paint of photocatalysis as claimed in claim 6, it is characterised in that the Muffle furnace is protected
The warm time is 1.5 hours.
8. the preparation method of the net aldehyde nanometer texture paint of photocatalysis as claimed in claim 7, it is characterised in that the gold/dioxy
It is under inert gas atmosphere to change titanium nanotube in Muffle furnace roasting condition.
9. the preparation method of the net aldehyde nanometer texture paint of photocatalysis according to claim 8, it is characterised in that described gold/bis-
Titanium oxide nanotubes are helium atmosphere in the inert gas conditions of Muffle furnace roasting.
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