CN204211824U - The preparation facilities of the self-cleaning film of titanium dioxide - Google Patents
The preparation facilities of the self-cleaning film of titanium dioxide Download PDFInfo
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- CN204211824U CN204211824U CN201420530250.1U CN201420530250U CN204211824U CN 204211824 U CN204211824 U CN 204211824U CN 201420530250 U CN201420530250 U CN 201420530250U CN 204211824 U CN204211824 U CN 204211824U
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Abstract
The utility model provides the preparation facilities of the self-cleaning film of a kind of titanium dioxide, and comprise titanic acid deposit and prepare module, it prepares titanic acid deposit; Module prepared by colloidal sol, and described titanic acid deposit and structure directing agent are prepared in module at described colloidal sol and be produced colloidal sol; And plated film and heat treatment module, described vitreosol described plated film and heat treatment module by plated film on base material, and by thermal treatment, obtain having the self-cleaning film of titanium dioxide of super hydrophilicity.Liquid phase method can be utilized to prepare titanium deoxid film by adding different structure directed agents according to preparation facilities of the present utility model, film surface is evenly distributed after heat treatment, and its wetting ability is excellent, and in darkroom, film and water contact angle just reach less than 5 °.In addition, the visible light transmissivity of base material is affected hardly.The utility model apparatus structure is simple, easy handling.
Description
Technical field
The utility model relates to self-cleaning film technical field, particularly a kind of Superhydrophilic TiO
2the preparation facilities of film.
Background technology
TiO
2owing to having the ability of photocatalytic degradation greasy filth, it is a kind of good photocatalyst.Therefore, at glass, ceramic surface coating TiO
2film, utilizes its photocatalysis performance, under the irradiation of UV-light, the greasy filth of film surface just can be made to degrade, thus reach self-cleaning decontamination, easy cleaned object.
In recent years, domestic at TiO
2the research of the Superhydrophilic aspect of film achieves a series of achievement.The Chinese patent being CN 101602933A as publication number adopts sol-gel method, with tetrabutyl titanate, Glacial acetic acid, dehydrated alcohol etc. for reagent, pass through doping salts, obtain stable colloidal sol, stable crystal form is obtained through film, there is the self-cleaning film of good self-cleaning ability, but the raw materials cost that this device uses is higher, affects it and applies.Publication number is that first the Chinese patent of CN 102168247A uses magnetron sputtering technique sputtered with Ti O on substrate
2film, the TiO then sputtered
2secondary deposition WO on film
3film, obtains the self-cleaning film that controllability is good, but its plated film efficiency faced is low, and coating film thickness does not reach to a certain degree, and be difficult to make the performance of film to reach application indexes, and required equipment is expensive, running cost is higher.Publication number is that the Chinese patent of CN102718411A discloses a kind of natural Superhydrophilic porous TiO
2/ SiO
2laminated film and preparation facilities thereof, this device drinks tetraethoxy for presoma with tetrabutyl titanate, adopts sol-gel method obtained TiO respectively
2colloidal sol and SiO
2colloidal sol, by different mol ratio example compound, obtain the self-cleaning film with splendid self-cleaning, antifog and antibacterial, but the standby film visible light transmissivity of this legal system is poor, and some require higher places application to transmitance at window glass etc. to affect it.
Therefore, industry needs a kind of preparation facilities of Superhydrophilic titanium deoxid film.
Utility model content
The utility model aims to provide to prepare Superhydrophilic and the preparation facilities of the desirable titanium dioxide self-cleaning film of visible light transmissivity.
In order to reach above-mentioned purpose, provide the preparation facilities of the self-cleaning film of a kind of titanium dioxide, comprise titanic acid deposit and prepare module, it prepares titanic acid deposit; Module prepared by colloidal sol, and described titanic acid deposit and structure directing agent are prepared in module at described colloidal sol and be produced colloidal sol; And plated film and heat treatment module, described vitreosol described plated film and heat treatment module by plated film on base material, and by thermal treatment, obtain having the self-cleaning film of titanium dioxide of super hydrophilicity.
In some embodiments, described titanic acid deposit is prepared in module, and comprise titanium tetrachloride aqueous solution unit, precipitation unit, unit prepared by slurry.
In some embodiments, described titanium tetrachloride aqueous solution unit comprises dividing potential drop funnel, by titanium tetrachloride from by being dropwise added drop-wise in the aqueous solution described dividing potential drop funnel, obtains titanium tetrachloride aqueous solution.
In some embodiments, described precipitation unit comprises dividing potential drop funnel and suction filter, is dropwise added drop-wise in ammoniacal liquor by described titanium tetrachloride aqueous solution, obtains white casse liquid by described dividing potential drop funnel, and by described suction filter by white opacity liquid suction filtration, obtain described titanic Acid precipitation.
In some embodiments, described slurry is prepared in unit and is included in agitator, is equipped with in the four-hole boiling flask in condensation reflux unit, and dividing potential drop funnel.
In some embodiments, described plated film and heat treatment module comprise and utilize roller coat, spin coating, or Best-Effort request unit, and retort furnace.
Liquid phase method can be utilized to prepare titanium deoxid film by adding different structure directed agents according to preparation facilities of the present utility model, film surface is evenly distributed after heat treatment, and its wetting ability is excellent, and in darkroom, film and water contact angle just reach less than 5 °.In addition, the visible light transmissivity of base material is affected hardly.The utility model apparatus structure is simple, easy handling.
Below in conjunction with accompanying drawing, the description of the utility model purport is described by example, with clear other aspects of the present utility model and advantage.
Accompanying drawing explanation
By reference to the accompanying drawings, by detailed description hereafter, above-mentioned and other feature and advantage of the present utility model more clearly can be understood, wherein:
Fig. 1 is the functional diagram of the preparation facilities according to the utility model embodiment;
Fig. 2 shows the contact angle photo of titanium deoxid film under Indoor Natural condition; And
Fig. 3 shows the titanium deoxid film visible light transmissivity collection of illustrative plates utilizing and obtain according to the utility model preparation facilities.
Embodiment
See the accompanying drawing of the utility model specific embodiment, hereafter in more detail the utility model will be described.But the utility model can realize in many different forms, and should not be construed as by the restriction in the embodiment of this proposition.On the contrary, it is abundant and complete open in order to reach for proposing these embodiments, and makes those skilled in the art understand scope of the present utility model completely.
Description describes the preparation facilities according to the self-cleaning film of the titanium dioxide of the utility model embodiment in detail.Fig. 1 shows the functional diagram of described preparation facilities.
As shown in Figure 1, according to the preparation facilities of the self-cleaning film of the titanium dioxide of the utility model embodiment, the preparation facilities of the self-cleaning film of a kind of titanium dioxide, comprise titanic acid deposit and prepare module, it prepares titanic acid deposit; Module prepared by colloidal sol, and described titanic acid deposit and structure directing agent are prepared in module at described colloidal sol and be produced colloidal sol; And plated film and heat treatment module, described vitreosol described plated film and heat treatment module by plated film on base material, and by thermal treatment, obtain having the self-cleaning film of titanium dioxide of super hydrophilicity.
Described titanic acid deposit is prepared in module, and comprise titanium tetrachloride aqueous solution unit, precipitation unit, unit prepared by slurry.Described titanium tetrachloride aqueous solution unit comprises dividing potential drop funnel, by titanium tetrachloride from by being dropwise added drop-wise in the aqueous solution described dividing potential drop funnel, obtains titanium tetrachloride aqueous solution.Described precipitation unit comprises dividing potential drop funnel and suction filter, is dropwise added drop-wise in ammoniacal liquor by described titanium tetrachloride aqueous solution, obtains white casse liquid by described dividing potential drop funnel, and by described suction filter by white opacity liquid suction filtration, obtains described titanic Acid precipitation.
Described slurry is prepared in unit and is included in agitator, is equipped with in the four-hole boiling flask in condensation reflux unit, and dividing potential drop funnel.Described plated film and heat treatment module comprise and utilize roller coat, spin coating, or Best-Effort request unit, and retort furnace.
Now describe the example preparing the self-cleaning film of titanium dioxide according to the preparation facilities of the self-cleaning film of the titanium dioxide of the utility model embodiment in detail.
Example one: under agitation condition at ice-water bath, 20mL titanium tetrachloride is dropwise added drop-wise in the 69.2mL aqueous solution from dividing potential drop funnel, obtains titanium tetrachloride aqueous solution; Titanium tetrachloride aqueous solution is dropwise added drop-wise in 38mL ammoniacal liquor in dividing potential drop funnel, obtains white casse liquid, by white opacity liquid suction filtration, obtain white precipitate, with deionized water repetitive scrubbing 6 ~ 8 times, obtain titanic Acid precipitation; Take the positive metatitanic acid of 5g, be under agitation mixed with rare slurry with 400mL deionized water, be then placed in the four-hole boiling flask that condensation reflux unit is housed, by dividing potential drop funnel by 96mL30%H
2o
2to be added drop-wise at a slow speed in slurry and to make it dissolve; In addition 7mLP123 is joined in slurry.Then at water-bath 95 DEG C, stir 6h, finally obtain orange clear colloidal sol.Utilize the device of roller coat, base material prepares film with colloidal sol obtained above.The film sample obtained is put into retort furnace calcine, temperature rise rate is 3 DEG C/min, then at 450 DEG C, is incubated 2h, obtains titanium dioxide
2self-cleaning film.
Example two: under agitation condition at ice-water bath, 20mL titanium tetrachloride is dropwise added drop-wise in the 69.2mL aqueous solution from dividing potential drop funnel, obtains titanium tetrachloride aqueous solution; Titanium tetrachloride aqueous solution is dropwise added drop-wise in 38mL ammoniacal liquor in dividing potential drop funnel, obtains white casse liquid, by white opacity liquid suction filtration, obtain white precipitate, with deionized water repetitive scrubbing 6 ~ 8 times, obtain titanic Acid precipitation; Take the positive metatitanic acid of 5g, be under agitation mixed with rare slurry with 400mL deionized water, be then placed in the four-hole boiling flask that condensation reflux unit is housed, by dividing potential drop funnel by 96mL30%H
2o
2to be added drop-wise at a slow speed in slurry and to make it dissolve; In addition 0.05gCTAB is joined in slurry.Then at water-bath 95 DEG C, stir 6h, finally obtain orange clear colloidal sol.Utilize the device of roller coat, base material prepares film with colloidal sol obtained above.The film sample obtained is put into retort furnace calcine, temperature rise rate is 3 DEG C/min, then at 450 DEG C, is incubated 2h, obtains the self-cleaning film of titanium dioxide.
Example three: under agitation condition at ice-water bath, 20mL titanium tetrachloride is dropwise added drop-wise in the 69.2mL aqueous solution from dividing potential drop funnel, obtains titanium tetrachloride aqueous solution; Titanium tetrachloride aqueous solution is dropwise added drop-wise in 38mL ammoniacal liquor in dividing potential drop funnel, obtains white casse liquid, by white opacity liquid suction filtration, obtain white precipitate, with deionized water repetitive scrubbing 6 ~ 8 times, obtain titanic Acid precipitation; Take the positive metatitanic acid of 5g, be under agitation mixed with rare slurry with 400mL deionized water, be then placed in the four-hole boiling flask that condensation reflux unit is housed, by dividing potential drop funnel by 96mL30%H
2o
2to be added drop-wise at a slow speed in slurry and to make it dissolve; In addition 0.05gCTAC is joined in slurry.Then at water-bath 95 DEG C, stir 6h, finally obtain orange clear colloidal sol.Utilize the device of roller coat, base material prepares film with colloidal sol obtained above.The film sample obtained is put into retort furnace calcine, temperature rise rate is 3 DEG C/min, then at 450 DEG C, is incubated 2h, obtains the self-cleaning film of titanium dioxide.
Example four: under agitation condition at ice-water bath, 20mL titanium tetrachloride is dropwise added drop-wise in the 69.2mL aqueous solution from dividing potential drop funnel, obtains titanium tetrachloride aqueous solution; Titanium tetrachloride aqueous solution is dropwise added drop-wise in 38mL ammoniacal liquor in dividing potential drop funnel, obtains white casse liquid, by white opacity liquid suction filtration, obtain white precipitate, with deionized water repetitive scrubbing 6 ~ 8 times, obtain titanic Acid precipitation; Take the positive metatitanic acid of 5g, be under agitation mixed with rare slurry with 400mL deionized water, be then placed in the four-hole boiling flask that condensation reflux unit is housed, by dividing potential drop funnel by 96mL30%H
2o
2to be added drop-wise at a slow speed in slurry and to make it dissolve; In addition 0.05gDBS is joined in slurry.Then at water-bath 95 DEG C, stir 6h, finally obtain orange clear colloidal sol.Utilize the device of roller coat, base material prepares film with colloidal sol obtained above.The film sample obtained is put into retort furnace calcine, temperature rise rate is 3 DEG C/min, then at 450 DEG C, is incubated 2h, obtains the self-cleaning film of titanium dioxide.
Example five: under agitation condition at ice-water bath, 20mL titanium tetrachloride is dropwise added drop-wise in the 69.2mL aqueous solution from dividing potential drop funnel, obtains titanium tetrachloride aqueous solution; Titanium tetrachloride aqueous solution is dropwise added drop-wise in 38mL ammoniacal liquor in dividing potential drop funnel, obtains white casse liquid, by white opacity liquid suction filtration, obtain white precipitate, with deionized water repetitive scrubbing 6 ~ 8 times, obtain titanic Acid precipitation; Take the positive metatitanic acid of 5g, be under agitation mixed with rare slurry with 400mL deionized water, be then placed in the four-hole boiling flask that condensation reflux unit is housed, by dividing potential drop funnel by 96mL30%H
2o
2to be added drop-wise at a slow speed in slurry and to make it dissolve; In addition 7mLPEG-200 is joined in slurry.Then at water-bath 95 DEG C, stir 6h, finally obtain orange clear colloidal sol.Utilize the device of roller coat, base material prepares film with colloidal sol obtained above.The film sample obtained is put into retort furnace calcine, temperature rise rate is 3 DEG C/min, then at 450 DEG C, is incubated 2h, obtains the self-cleaning film of titanium dioxide.
Example six: under agitation condition at ice-water bath, 20mL titanium tetrachloride is dropwise added drop-wise in the 69.2mL aqueous solution from dividing potential drop funnel, obtains titanium tetrachloride aqueous solution; Titanium tetrachloride aqueous solution is dropwise added drop-wise in 38mL ammoniacal liquor in dividing potential drop funnel, obtains white casse liquid, by white opacity liquid suction filtration, obtain white precipitate, with deionized water repetitive scrubbing 6 ~ 8 times, obtain titanic Acid precipitation; Take the positive metatitanic acid of 5g, be under agitation mixed with rare slurry with 400mL deionized water, be then placed in the four-hole boiling flask that condensation reflux unit is housed, by dividing potential drop funnel by 96mL30%H
2o
2to be added drop-wise at a slow speed in slurry and to make it dissolve; In addition 0.02gPVP is joined in slurry.Then at water-bath 95 DEG C, stir 6h, finally obtain orange clear colloidal sol.Utilize the device of roller coat, base material prepares film with colloidal sol obtained above.The film sample obtained is put into retort furnace calcine, temperature rise rate is 3 DEG C/min, then at 450 DEG C, is incubated 2h, obtains the self-cleaning film of titanium dioxide.
Fig. 2 shows the contact angle photo of titanium deoxid film under Indoor Natural condition, and Fig. 3 shows the titanium deoxid film visible light transmissivity collection of illustrative plates utilizing and obtain according to the utility model preparation facilities.Liquid phase method can be utilized to prepare titanium deoxid film by adding different structure directed agents according to preparation facilities of the present utility model, film surface is evenly distributed after heat treatment, and its wetting ability is excellent, and in darkroom, film and water contact angle just reach less than 5 °.In addition, the visible light transmissivity of base material is affected hardly.The utility model apparatus structure is simple, easy handling.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without the need to creative work.All technician in the art according to design of the present utility model on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should by the determined protection domain of claims.
Claims (6)
1. a preparation facilities for the self-cleaning film of titanium dioxide, is characterized in that, comprising:
Titanic acid deposit prepares module, and it prepares titanic acid deposit;
Module prepared by colloidal sol, and described titanic acid deposit and structure directing agent are prepared in module at described colloidal sol and be produced colloidal sol; And
Plated film and heat treatment module, described colloidal sol described plated film and heat treatment module by plated film on base material, and by thermal treatment, obtain having the self-cleaning film of titanium dioxide of super hydrophilicity.
2. preparation facilities according to claim 1, is characterized in that, described titanic acid deposit is prepared in module, and comprise titanium tetrachloride aqueous solution unit, precipitation unit, unit prepared by slurry.
3. preparation facilities according to claim 2, is characterized in that, described titanium tetrachloride aqueous solution unit comprises dividing potential drop funnel, by titanium tetrachloride from by being dropwise added drop-wise in the aqueous solution described dividing potential drop funnel, obtains titanium tetrachloride aqueous solution.
4. preparation facilities according to claim 2, it is characterized in that, described precipitation unit comprises dividing potential drop funnel and suction filter, described titanium tetrachloride aqueous solution is dropwise added drop-wise in ammoniacal liquor by described dividing potential drop funnel, obtain white casse liquid, and by described suction filter by white opacity liquid suction filtration, obtain described titanic Acid precipitation.
5. preparation facilities according to claim 2, is characterized in that, described slurry is prepared in unit and is included in agitator, is equipped with in the four-hole boiling flask in condensation reflux unit, and dividing potential drop funnel.
6. preparation facilities according to claim 2, is characterized in that, described plated film and heat treatment module comprise and utilize roller coat, spin coating, or Best-Effort request unit, and retort furnace.
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| CN201420530250.1U CN204211824U (en) | 2014-09-16 | 2014-09-16 | The preparation facilities of the self-cleaning film of titanium dioxide |
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|---|---|---|---|
| CN201420530250.1U CN204211824U (en) | 2014-09-16 | 2014-09-16 | The preparation facilities of the self-cleaning film of titanium dioxide |
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| CN204211824U true CN204211824U (en) | 2015-03-18 |
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