CN107740091A - A kind of method that hard wear resistant colour super-hydrophobic material is prepared using metal oxide as raw material - Google Patents

A kind of method that hard wear resistant colour super-hydrophobic material is prepared using metal oxide as raw material Download PDF

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Publication number
CN107740091A
CN107740091A CN201710919815.3A CN201710919815A CN107740091A CN 107740091 A CN107740091 A CN 107740091A CN 201710919815 A CN201710919815 A CN 201710919815A CN 107740091 A CN107740091 A CN 107740091A
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hydrophobic material
metal oxide
super
wear resistant
hard wear
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CN107740091B (en
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何金梅
屈孟男
何姣
袁明娟
王帆
王一帆
薛萌辉
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Xi'an Naiwei New Materials Co.,Ltd.
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Xian University of Science and Technology
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    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C24/00—Coating starting from inorganic powder

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  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
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  • Organic Chemistry (AREA)
  • Paints Or Removers (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Cosmetics (AREA)

Abstract

A kind of method that colour super-hydrophobic material is prepared using metal oxide as material, by TiO2、MnO2、Fe2O3、ZnO、CrO3In any two kinds of metal oxides be added in absolute ethyl alcohol, ultrasonic disperse, obtain mixed solution；Wherein, the mass fraction of two kinds of metal oxides is respectively 0.1~0.4 part and 0.1~0.4 part, and the mass fraction sum of two kinds of metal oxides is 0.5；Stearic acid is added into mixed solution under agitation, is continuously stirred, obtains suspension；By suspension coated in substrate, then by substrate drying, hard wear resistant super hydrophobic material is obtained.The present invention directly uses raw material on the basis of metal oxide, pass through shirtsleeve operation step, gentle reaction condition can obtain super hydrophobic material, and the hydrophobic material not only has the advantages of not limited by substrate, but also there is the advantages of hard wear resistant, while metal oxide is extended in commercial Application.

Description

It is a kind of to prepare hard wear resistant colour super-hydrophobic material by raw material of metal oxide Method
Technical field
The invention belongs to hydrophobic material preparing technical field, and in particular to one kind prepares wear-resisting using metal oxide as raw material The method of durability colour super-hydrophobic material.
Background technology
Metal oxide is relatively broad in daily use, can be used as drier, dyeing pigment and catalyst etc., I State's metal oxide reserves can expand the development field of metal oxide compared with horn of plenty, and it is super thin to strengthen metal oxide The research and development and preparation of water material, can expand research and the application field of metal oxide, while also enrich super hydrophobic material Application.
The common preparation method of super hydrophobic material includes：
1. by the use of nature biological surface or manually construct surface as template, with dimethyl silicone polymer or others Low-surface energy substance replicates its surface, obtains the anti-shape structure on surface, that is, complementary structure, then with dimethyl silicone polymer pair The anti-shape structure is replicated, and finally gives the surface consistent with template.
The advantages of this kind of method is economic and environment-friendly, and shortcoming is higher to the precision of microstructure, and the technical process compared with To be numerous and diverse.
2. it is prepared for SiO using chemical vapour deposition technique2/ silica gel composite coating, one layer of SiO is impregnated first2Nano particle, Chemical vapour deposition technique is recycled to deposit silica gel thereon, because silica gel is in SiO2In cluster deposition turn into nano wire, from into For twin-stage coarse structure.
The advantages of this kind of method is that the surface prepared is more wear-resistant, and shortcoming is that experimental period is long, experimental facilities ratio It is more complicated, and color is single.
3. the highly concentrated solution of preparation can be stretched to form threadiness using method of electrostatic spinning, and the low concentration prepared is molten Liquid can shrink solution to form graininess so that surface forms coarse structure, so as to have super-hydrophobicity.
The advantages of this kind of method is that the super-hydrophobic film prepared has good durability and stability, and shortcoming is to utilize the party Super hydrophobic surface prepared by method is uneven, and the requirement in operation to equipment is higher, is difficult to control.
The content of the invention
The present invention be directed to above-mentioned the deficiencies in the prior art, and it is an object of the present invention to provide it is a kind of prepared using metal oxide as raw material it is resistance to The method for grinding durability colour super-hydrophobic material, this method are simple, it is easy to accomplish, it is not necessary to harsh reaction condition and complexity Consersion unit, raw material on the basis of the cheap metal oxide powder of time related cost pass through shirtsleeve operation step, and gentle is anti- The colored super hydrophobic material of hard wear resistant can be obtained by answering condition, and the hydrophobic material have not by substrate limit with it is wear-resistant The advantages of.
To achieve the above object, the technical solution adopted by the present invention is：
A kind of method that hard wear resistant colour super-hydrophobic material is prepared using metal oxide as raw material, including following step Suddenly：
Step 1: by TiO2、MnO2、Fe2O3、ZnO、CrO3In any two kinds of metal oxides be added to absolute ethyl alcohol In, ultrasonic disperse, obtain mixed solution；Wherein, the mass fraction of two kinds of metal oxides be respectively 0.1~0.4 part and 0.1~ 0.4 part, also, the mass fraction sum of two kinds of metal oxides is 0.5；
Step 2: adding stearic acid in the mixed solution obtained under agitation to step 1, continuously stir at room temperature Mix, obtain suspension；
Step 3: then the suspension that step 2 is obtained is coated with the substrate of suspension in room coated in substrate The lower drying of temperature, obtains hard wear resistant super hydrophobic material.
Further improve of the invention is that the ratio of any one metal oxide and absolute ethyl alcohol is 0.1 in step 1 ~0.4g：3~5mL.
Further improve of the invention is that the time stirred in step 2 is 5~6h.
Further improve of the invention is that stearic addition is the mass parts of two kinds of metal oxides in step 2 Number sum 40~80%.
Further improve of the invention is that the detailed process dried in step 3 is：1h~2h is first dried at room temperature for, 1h~2h is dried at 100 DEG C~120 DEG C.
Further improve of the invention is, when two kinds of metal oxides are ZnO and TiO2When, it is anhydrous into step 1 Acrylic paints are added in ethanol.
Further improve of the invention is that the addition of acrylic paints is ZnO and TiO2Gross mass 40%~ 300%.
Further improve of the invention is that metal oxide is chemically pure reagent.
Compared with prior art, it is the device have the advantages that as follows：
1st, use common metal oxide to prepare colour super-hydrophobic material for raw material in the present invention, not only widen metal The application field of oxide, also the open field newly of development to super hydrophobic material, successfully prepares hard wear resistant colour Super hydrophobic material.
2nd, manufacturing process of the present invention is simple, and reaction condition is gentle, it is easy to accomplish, it is not necessary to harsh reaction condition and complexity Consersion unit.
3rd, the invention enables the development of super hydrophobic material further development, colour super-hydrophobic material in actual applications Material can apply to construction industry, many fields such as pipeline transportation and wastewater treatment.
4th, the super hydrophobic material contact angle prepared using the method for the present invention significantly reduces drop up to more than 152 ° With the contact area of base material.The present invention directly uses raw material on the basis of metal oxide, passes through shirtsleeve operation step, temperature The reaction condition of sum can obtain super hydrophobic material.
5th, the hydrophobic material not only has the advantages of not limited by substrate, but also has the advantages of hard wear resistant, together When metal oxide is extended in commercial Application.
Brief description of the drawings
Fig. 1 is the scanning electron microscope (SEM) photograph of colour super-hydrophobic material prepared by the embodiment of the present invention 1.
Fig. 2 is TiO2And MnO2Obtained super hydrophobic material photomacrograph.
Fig. 3 is TiO2And MnO2The photomacrograph of obtained colour super-hydrophobic material water droplet on the surface.
Fig. 4 is to be dissolved in using acrylic paints in absolute ethyl alcohol as solvent, adds ZnO and TiO2Obtained colour is super thin afterwards Water material.
Fig. 5 is the scanning electron microscope (SEM) photograph of colour super-hydrophobic material prepared by the embodiment of the present invention 2.
Fig. 6 is the photomacrograph of colour super-hydrophobic material prepared by the embodiment of the present invention 2.
Fig. 7 is the photomacrograph that colour super-hydrophobic material water droplet prepared by the embodiment of the present invention 2 is stood on the surface.
Fig. 8 is the graph of a relation that colour super-hydrophobic material prepared by the embodiment of the present invention 1 wears length and water contact angle.
Fig. 9 is the graph of a relation that colour super-hydrophobic material prepared by the embodiment of the present invention 2 wears length and water contact angle.
Figure 10 is the graph of a relation that colour super-hydrophobic material prepared by the embodiment of the present invention 3 wears length and water contact angle.
Figure 11 is the graph of a relation that colour super-hydrophobic material prepared by the embodiment of the present invention 4 wears length and water contact angle.
Figure 12 be colour super-hydrophobic material prepared by the embodiment of the present invention 1 and embodiment 6 under different acid or alkali environments with water The graph of a relation of contact angle.
Figure 13 be colour super-hydrophobic material prepared by the embodiment of the present invention 1 and embodiment 6 under different temperatures environment with water The graph of a relation of contact angle.
Embodiment
Below by drawings and examples, technical scheme is described in further detail.
Metal oxide in the present invention is chemically pure reagent.
Embodiment 1
The preparation method of the present embodiment comprises the following steps：
Step 1: by 0.1g TiO2With 0.4g MnO2Ultrasonic disperse 20min in 4mL absolute ethyl alcohol is dissolved in, is mixed Close solution.
Step 2: adding 0.2g stearic acid in the mixed solution obtained under agitation to step 1, connect at room temperature Continuous stirring 5h, obtains suspension.
Step 3: then the suspension that step 2 obtains is coated with suspended with disposable dropper coated in substrate The substrate of liquid is dried at room temperature for 1h, then dried substrate is placed in drying box, and 2h is dried under the conditions of 100 DEG C, is obtained Hard wear resistant super hydrophobic material.
Fig. 1 is the scanning electron microscope (SEM) photograph of colour super-hydrophobic material manufactured in the present embodiment, from figure 1 it appears that different grains The metal oxide particle uniformly dispersing in footpath forms micro-nano bi-unit composite structure, it is generally recognized that micro-nano among coating The compound coarse structure of binary and low-surface-energy material are to obtain two conditions necessary to super hydrophobic material, and these features are assigned jointly The super-hydrophobic performance of the coating is given.
Fig. 2 and Fig. 3 is TiO2And MnO2Obtained super hydrophobic material photomacrograph, what is prepared as can be seen from Figure 2 is super-hydrophobic Material is light gray, and the water droplet on super hydrophobic surface is presented spherical as can be seen from Figure 3, and the material for illustrating to prepare is colored super thin Water material.
Fig. 8, Figure 12 and Figure 13 are TiO2And MnO2The test of the hard wear resistant of obtained super hydrophobic material, wear-resistant survey Examination is that super hydrophobic material is placed on into 600# sand paper, while adds 200g counterweight to be polished, and what is prepared as can be seen from Figure 8 is super thin For water material after 100cm abrasion, water contact angle is still more than 150 °.Figure 12 and Figure 13 is the survey of super hydrophobic material durability Examination, it can be seen that water contact angle is still more than 150 ° under different pH and different temperatures from Figure 12 and Figure 13.Illustrate embodiment 1 The super hydrophobic material of preparation has hard wear resistant.
Embodiment 2
The preparation method of the present embodiment comprises the following steps：
Step 1: by 0.1g Fe2O3With 0.4g MnO2Ultrasonic disperse 20min in 4mL absolute ethyl alcohol is dissolved in, is obtained Mixed solution.
Step 2: adding 0.2g stearic acid in the mixed solution obtained under agitation to step 1, connect at room temperature Continuous stirring 6h, obtains suspension.
Step 3: then the suspension that step 2 obtains is coated with suspended with disposable dropper coated in substrate The substrate of liquid is dried at room temperature for 2h, then dried substrate is placed in drying box, and 1h is dried under the conditions of 120 DEG C, is obtained Hard wear resistant super hydrophobic material.
Fig. 5 is the scanning electron microscope (SEM) photograph of super hydrophobic material prepared by the present embodiment 2.From fig. 5, it can be seen that Fe2O3And MnO2Instead Should after form list structure, many particles not of uniform size of surface attachment, add the thick of surface after stearic acid modified Rugosity so that the material of preparation has super-hydrophobicity.
Fig. 6 and Fig. 7 is the macrograph of super hydrophobic material prepared by this implementation.From fig. 6, it can be seen that the super-hydrophobic material prepared Expect for kermesinus.From figure 7 it can be seen that water droplet be dropped on the super hydrophobic material of preparation present it is spherical, illustrate its have it is super thin It is water-based.
Fig. 9 is the wear-resistant test of super hydrophobic material manufactured in the present embodiment.Born as can be seen from Figure 9 on 600# sand paper 200g counterweights are carried, wear 150cm, its contact angle is maintained at more than 150 °, and the super hydrophobic material for illustrating to prepare has hard wear resistant Property.
Embodiment 3
The preparation method of the present embodiment comprises the following steps：
Step 1: by 0.1g CrO3With 0.4g TiO2Ultrasonic disperse 20min in 4mL absolute ethyl alcohol is dissolved in, is mixed Close solution.
Step 2: adding 0.2g stearic acid in the mixed solution obtained under agitation to step 1, connect at room temperature Continuous stirring 5h~6h, obtains suspension.
Step 3: then the suspension that step 2 obtains is coated with suspended with disposable dropper coated in substrate The substrate of liquid is dried at room temperature for 2h, then dried substrate is placed in drying box, and 1h is dried under the conditions of 120 DEG C, is obtained Hard wear resistant super hydrophobic material.
Figure 10 is the wear-resistant test of the present embodiment.When abrasion length is 125cm as can be seen from Figure 10, water contact angle is 151 °, the super hydrophobic material for illustrating to prepare has wearability.
Embodiment 4
The preparation method of the present embodiment comprises the following steps：
Step 1: by 0.1g ZnO and 0.4g MnO2Ultrasonic disperse 20min in 4mL absolute ethyl alcohol is dissolved in, is mixed Close solution.
Step 2: adding 0.2g stearic acid in the mixed solution obtained under agitation to step 1, connect at room temperature Continuous stirring 6h, obtains suspension.
Step 3: then the suspension that step 2 obtains is coated with suspended with disposable dropper coated in substrate The substrate of liquid is dried at room temperature for 2h, then dried substrate is placed in drying box, and 1h is dried under the conditions of 120 DEG C, is obtained Hard wear resistant super hydrophobic material.
Figure 11 is the wear-resistant test of the present embodiment.As can be seen from Figure 11 after the 150cm that polishes, 152 ° of water contact angle, The super hydrophobic material for illustrating to prepare has wearability.
Embodiment 5
The preparation method of the present embodiment comprises the following steps：
Step 1: by 0.1g ZnO and 0.4g Fe2O3Ultrasonic disperse 20min in 4mL absolute ethyl alcohol is dissolved in, is mixed Close solution.
Step 2: adding 0.2g stearic acid in the mixed solution obtained under agitation to step 1, connect at room temperature Continuous stirring 5h, obtains suspension.
Step 3: then the suspension that step 2 obtains is coated with suspended with disposable dropper coated in substrate The substrate of liquid is dried at room temperature for 1h, then dried substrate is placed in drying box, and 1h is dried under the conditions of 100 DEG C, is obtained Hard wear resistant super hydrophobic material.
Embodiment 6
The preparation method of the present embodiment comprises the following steps：
Step 1: by 0.1g TiO2With 0.4g Fe2O3Ultrasonic disperse 20min in 4mL absolute ethyl alcohol is dissolved in, is obtained Mixed solution.
Step 2: adding 0.2g stearic acid in the mixed solution obtained under agitation to step 1, connect at room temperature Continuous stirring 5h, obtains suspension.
Step 3: then the suspension that step 2 obtains is coated with suspended with disposable dropper coated in substrate The substrate of liquid is dried at room temperature for 1h, then dried substrate is placed in drying box, and 2h is dried under the conditions of 110 DEG C, is obtained Hard wear resistant super hydrophobic material.
Figure 11 and Figure 12 respectively different soda acids and at a temperature of to the durability test of the super hydrophobic material of preparation.From figure 11 it can be seen that under the different environment of pH, and water contact angle remains at more than 150 °.As can be seen from Figure 12 in not equality of temperature Under degree, water contact angle is both greater than 150 °.The super hydrophobic material for illustrating to prepare has durability.
Embodiment 7
The preparation method of the present embodiment comprises the following steps：
Step 1: by 0.1g ZnO and 0.4g CrO3Ultrasonic disperse 20min in 4mL absolute ethyl alcohol is dissolved in, is mixed Close solution.
Step 2: adding 0.2g stearic acid in the mixed solution obtained under agitation to step 1, connect at room temperature Continuous stirring 5.5h, obtains suspension.
Step 3: then the suspension that step 2 obtains is coated with suspended with disposable dropper coated in substrate The substrate of liquid is dried at room temperature for 1.5h, then dried substrate is placed in drying box, and 2h is dried under the conditions of 100 DEG C, is obtained To hard wear resistant super hydrophobic material.
Embodiment 8
The preparation method of the present embodiment comprises the following steps：
Step 1: by 0.1g CrO3With 0.4g MnO2Ultrasonic disperse 20min in 4mL absolute ethyl alcohol is dissolved in, is mixed Close solution.
Step 2: adding 0.2g stearic acid in the mixed solution obtained under agitation to step 1, connect at room temperature Continuous stirring 6h, obtains suspension.
Step 3: then the suspension that step 2 obtains is coated with suspended with disposable dropper coated in substrate The substrate of liquid is dried at room temperature for 2h, then dried substrate is placed in drying box, and 2h is dried under the conditions of 105 DEG C, is obtained Hard wear resistant super hydrophobic material.
Embodiment 9
The preparation method of the present embodiment comprises the following steps：
Step 1: by 0.1g Fe2O3With 0.4g CrO3Ultrasonic disperse 20min in 4mL absolute ethyl alcohol is dissolved in, is obtained Mixed solution.
Step 2: adding 0.2g stearic acid in the mixed solution obtained under agitation to step 1, connect at room temperature Continuous stirring 6h, obtains suspension.
Step 3: then the suspension that step 2 obtains is coated with suspended with disposable dropper coated in substrate The substrate of liquid is dried at room temperature for 2h, then dried substrate is placed in drying box, and 2h is dried under the conditions of 115 DEG C, is obtained Hard wear resistant super hydrophobic material.
Embodiment 10
The preparation method of the present embodiment comprises the following steps：
Step 1: due to ZnO and TiO2The super-hydrophobic coat of preparation is white, therefore first by 0.5g propylene face before preparation Material, which is dissolved in 10mL ethanol, is used as solvent.4mL solvents are taken in round-bottomed flask, then add 0.1g ZnO and 0.4g TiO2, Ultrasonic disperse 20min, obtains mixed solution.
Step 2: adding 0.2g stearic acid in the mixed solution obtained under agitation to step 1, connect at room temperature Continuous stirring 6h, obtains suspension.
Step 3: then the suspension that step 2 obtains is coated with suspended with disposable dropper coated in substrate The substrate of liquid is dried at room temperature for 2h, then dried substrate is placed in drying box, and 2h is dried under the conditions of 120 DEG C, is obtained Hard wear resistant super hydrophobic material.
Water drop is dripped on colour super-hydrophobic material prepared by embodiment 1 to embodiment 10, using contact angle measurement The contact angle size of super hydrophobic material and drop is measured, as a result see the table below.
The contact angle size of the super hydrophobic material of table 1 and drop
From table 1 it follows that the contact angle of the super hydrophobic material of the method preparation of the present invention is used up to more than 150 °, Significantly reduce the contact area of drop and base material.
Embodiment 11
The preparation method of the present embodiment comprises the following steps：
Step 1: by 0.1g TiO2With 0.4g MnO2Ultrasonic disperse 20min in 3mL absolute ethyl alcohol is dissolved in, is mixed Close solution.
Step 2: adding 0.4g stearic acid in the mixed solution obtained under agitation to step 1, connect at room temperature Continuous stirring 5h, obtains suspension.
Step 3: then the suspension that step 2 obtains is coated with suspended with disposable dropper coated in substrate The substrate of liquid is dried at room temperature for 1h, then dried substrate is placed in drying box, and 2h is dried under the conditions of 100 DEG C, is obtained Hard wear resistant super hydrophobic material.
Embodiment 12
The preparation method of the present embodiment comprises the following steps：
Step 1: by 0.1g TiO2With 0.4g MnO2Ultrasonic disperse 20min in 5mL absolute ethyl alcohol is dissolved in, is mixed Close solution.
Step 2: adding 0.3g stearic acid in the mixed solution obtained under agitation to step 1, connect at room temperature Continuous stirring 6h, obtains suspension.
Step 3: then the suspension that step 2 obtains is coated with suspended with disposable dropper coated in substrate The substrate of liquid is dried at room temperature for 1h, then dried substrate is placed in drying box, and 1h is dried under the conditions of 110 DEG C, is obtained Hard wear resistant super hydrophobic material.
Embodiment 13
The preparation method of the present embodiment comprises the following steps：
Step 1: 0.2g blueness acrylic paints are added separately in 10mL absolute ethyl alcohol, ultrasonic disperse 40min, obtain Mixed solution.
Step 2: add 0.1g TiO after taking 4mL mixed solutions obtained above2With 0.4g ZnO, added after stirring 40min 0.2g stearic acid, continuously stirs 3h at room temperature, obtains suspension.
Step 3: then the suspension that step 2 obtains is coated with suspended with disposable dropper coated in substrate The substrate of liquid is dried at room temperature for 2h, then dried substrate is placed in drying box, and 2h is dried under the conditions of 120 DEG C, is obtained Hard wear resistant super hydrophobic material.
Embodiment 14
It is with the difference of embodiment 13, the addition of blue acrylic paints is 0.5g, and other are identical with embodiment 13.
Embodiment 15
It is with the difference of embodiment 13, the addition of blue acrylic paints is 1.0g, and other are identical with embodiment 13.
Embodiment 16
It is with the difference of embodiment 13, the addition of blue acrylic paints is 1.5g, and other are identical with embodiment 13.
Embodiment 17
It is with the difference of embodiment 13, pigment is green acrylic paints, and other are identical with embodiment 13.
Embodiment 18
It is with the difference of embodiment 14, pigment is green acrylic paints, and other are identical with embodiment 14.
Embodiment 19
It is with the difference of embodiment 15, pigment is green acrylic paints, and other are identical with embodiment 15.
Embodiment 20
It is with the difference of embodiment 16, pigment is green acrylic paints, and other are identical with embodiment 16.
Embodiment 21
It is with the difference of embodiment 13, pigment is yellow acrylic paints, and other are identical with embodiment 13.
Embodiment 22
It is with the difference of embodiment 14, pigment is yellow acrylic paints, and other are identical with embodiment 14.
Embodiment 23
It is with the difference of embodiment 15, pigment is yellow acrylic paints, and other are identical with embodiment 15.
Embodiment 24
It is with the difference of embodiment 16, pigment is yellow acrylic paints, and other are identical with embodiment 16.
Embodiment 25
It is with the difference of embodiment 13, pigment is orange acrylic paints, and other are identical with embodiment 13.
Embodiment 26
It is with the difference of embodiment 14, pigment is orange acrylic paints, and other are identical with embodiment 14.
Embodiment 27
It is with the difference of embodiment 15, pigment is orange acrylic paints, and other are identical with embodiment 15.
Embodiment 28
It is with the difference of embodiment 16, pigment is orange acrylic paints, and other are identical with embodiment 16.
Fig. 4 be embodiment 13-28 using blueness, green, yellow and orange acrylic paints be dissolved in absolute ethyl alcohol as Solvent, add ZnO and TiO2Obtained colour super-hydrophobic material afterwards.Wherein, a1~a4 corresponds to embodiment 13-16, is by light blue To dark blue gradual change figure；B1~b4 corresponds to embodiment 17-20, is by light green to bottle-green gradual change figure；C1~c4 is corresponding real It is by the light yellow gradual change figure to buff to apply a 21-24；It is by shallow orange to deep orange that d1~d4, which corresponds to embodiment 25-28, Gradual change figure.It can be seen that the super hydrophobic material of different colours can be prepared by the color and dosage that adjust acrylic paints.
Hard wear resistant colour super-hydrophobic material prepared by embodiment 1 to embodiment 4 is worn by 600# sand paper, then Contact angle size after each cycle super hydrophobic material is polished with drop is measured using contact angle measurement, as a result sees Fig. 8-figure 11, contact angle is can be seen that more than 150 ° from Fig. 8-Figure 11, is super hydrophobic material.
The hard wear resistant colour super-hydrophobic material prepared to embodiment 1 and embodiment 6 is under various circumstances to contact angle Measured with slide angle, structure can be seen that embodiment 1 from Figure 12 and Figure 13 and be prepared by embodiment 6 referring to Figure 12 and Figure 13 Hard wear resistant colour super-hydrophobic material durability it is preferable.
The present invention directly uses raw material on the basis of metal oxide, by shirtsleeve operation step, gentle reaction condition Super hydrophobic material can be obtained, and the hydrophobic material not only has the advantages of not limited by substrate, but also there is hard wear resistant The advantages of property, while metal oxide is extended in commercial Application.
It is described above, only it is presently preferred embodiments of the present invention, any restrictions is not done to the present invention, it is every according to invention skill Any simple modification, change and the equivalent structure change that art is substantially made to above example, still fall within the technology of the present invention In the protection domain of scheme.

Claims (8)

  1. A kind of 1. method that hard wear resistant colour super-hydrophobic material is prepared using metal oxide as raw material, it is characterised in that bag Include following steps：
    Step 1: by TiO2、MnO2、Fe2O3、ZnO、CrO3In any two kinds of metal oxides be added in absolute ethyl alcohol, surpass Sound disperses, and obtains mixed solution；Wherein, the mass fraction of two kinds of metal oxides is respectively 0.1~0.4 part and 0.1~0.4 Part, also, the mass fraction sum of two kinds of metal oxides is 0.5；
    Step 2: adding stearic acid in the mixed solution obtained under agitation to step 1, continuously stir, obtain at room temperature To suspension；
    Step 3: then the suspension that step 2 is obtained is coated with the substrate of suspension at room temperature coated in substrate Dry, obtain hard wear resistant super hydrophobic material.
  2. 2. a kind of hard wear resistant colour super-hydrophobic material is prepared according to claim 1 by raw material of metal oxide Method, it is characterised in that the ratio of any one metal oxide and absolute ethyl alcohol is 0.1~0.4g in step 1：3~5mL.
  3. 3. a kind of hard wear resistant colour super-hydrophobic material is prepared according to claim 1 by raw material of metal oxide Method, it is characterised in that the time stirred in step 2 is 5~6h.
  4. 4. a kind of hard wear resistant colour super-hydrophobic material is prepared according to claim 1 by raw material of metal oxide Method, it is characterised in that stearic addition is the mass fraction sum 40~80% of two kinds of metal oxides in step 2.
  5. 5. a kind of hard wear resistant colour super-hydrophobic material is prepared according to claim 1 by raw material of metal oxide Method, it is characterised in that dry detailed process is in step 3：1~2h is first dried at room temperature for, at 100~120 DEG C Dry 1~2h.
  6. 6. a kind of hard wear resistant colour super-hydrophobic material is prepared according to claim 1 by raw material of metal oxide Method, it is characterised in that when two kinds of metal oxides are ZnO and TiO2When, propylene is added in the absolute ethyl alcohol into step 1 Pigment.
  7. 7. a kind of hard wear resistant colour super-hydrophobic material is prepared according to claim 1 by raw material of metal oxide Method, it is characterised in that the addition of acrylic paints is ZnO and TiO2Gross mass 40%~300%.
  8. 8. a kind of hard wear resistant colour super-hydrophobic material is prepared according to claim 1 by raw material of metal oxide Method, it is characterised in that metal oxide is chemically pure reagent.
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