CN109111830A - A kind of preparation method of zinc oxide-epoxy resin composite coating - Google Patents
A kind of preparation method of zinc oxide-epoxy resin composite coating Download PDFInfo
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- CN109111830A CN109111830A CN201811016203.4A CN201811016203A CN109111830A CN 109111830 A CN109111830 A CN 109111830A CN 201811016203 A CN201811016203 A CN 201811016203A CN 109111830 A CN109111830 A CN 109111830A
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- epoxy resin
- zinc oxide
- composite coating
- resin composite
- nano zine
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/66—Additives characterised by particle size
- C09D7/67—Particle size smaller than 100 nm
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/66—Additives characterised by particle size
- C09D7/68—Particle size between 100-1000 nm
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
Abstract
The invention discloses a kind of zinc oxide-epoxy resin composite coating preparation methods, it include: the in the mixed solvent that nano granular of zinc oxide is dissolved in dehydrated alcohol and distilled water by (1), 2~3h of magnetic agitation, add a certain amount of ten difluoros heptyl propyl trimethoxy silicane, 5~8h is stirred under the conditions of 60~80 DEG C, finally dry 1~2h at a temperature of 100~120 DEG C, obtains modified nano zine oxide；(2) above-mentioned modified nano zine oxide is added in a certain amount of dehydrated alcohol containing oligomeric epoxy resins, 2~4h of ultrasonic disperse, adds curing agent, 20~30min of ultrasonic disperse obtains nano zine oxide-epoxy resin emulsion；(3) above-mentioned nano zine oxide-epoxy resin emulsion is uniformly coated in pretreated substrate of glass, solidifies 2~4h at room temperature, solidified 20~40min at a temperature of 90~110 DEG C, obtain zinc oxide-epoxy resin composite coating.Coating in the present invention has ultra-hydrophobicity and stabilization, after placing the long period at room temperature, is still able to maintain ultra-hydrophobicity.
Description
Technical field
The present invention relates to coat preparing technology fields, more particularly to a kind of zinc oxide-epoxy resin composite coating system
Preparation Method.
Background technique
The wetability of material surface depends on the surface chemical property and microstructure of material, and so-called super hydrophobic surface refers to
It is greater than 150 ° of surface with the contact angle of water, roll angle is less than 10 °.Due to hydrophobic material waterproof, antifog, snow defence, it is anti-pollution,
Resist blocking and that, anti-oxidant, anticorrosion and automatically cleaning and prevent electric current conduction etc. be with a wide range of applications, by material
The extensive concern of scientific researcher.
Although hydrophobic material presents excellent property and huge application prospect at above-mentioned aspect, due to artificial
The hydrophobic surface of preparation is different from the hydrophobic surface in nature, and durability and stability are relatively poor.
For this reason, it is necessary in view of the above-mentioned problems, propose a kind of preparation method of zinc oxide-epoxy resin composite coating,
It is able to solve problems of the prior art.
Summary of the invention
It is existing to overcome the purpose of the present invention is to provide a kind of zinc oxide-epoxy resin composite coating preparation method
Deficiency in technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of preparation method of zinc oxide-epoxy resin composite coating, includes following steps:
(1) nano granular of zinc oxide is dissolved in the in the mixed solvent of dehydrated alcohol and distilled water, 2~3h of magnetic agitation,
A certain amount of ten difluoros heptyl propyl trimethoxy silicane is added, 5~8h is stirred under the conditions of 60~80 DEG C, finally in 100
Dry 1~2h, obtains modified nano zine oxide at a temperature of~120 DEG C；
(2) above-mentioned modified nano zine oxide is added in a certain amount of dehydrated alcohol containing oligomeric epoxy resins, is surpassed
Sound disperses 2~4h, adds curing agent, 20~30min of ultrasonic disperse obtains nano zine oxide-epoxy resin emulsion；
(3) above-mentioned nano zine oxide-epoxy resin emulsion is uniformly coated in pretreated substrate of glass, in
Solidify 2~4h at room temperature, solidifies 20~40min at a temperature of 90~110 DEG C, obtain zinc oxide-epoxy resin composite coating.
Preferably, in above-mentioned steps (1), the partial size of the nano granular of zinc oxide is 50~100nm.
Preferably, in above-mentioned steps (1), the ratio between volume of the dehydrated alcohol of the in the mixed solvent and distilled water for 2~
4:1。
Preferably, in above-mentioned steps (2), the quality of the nano zine oxide be the oligomeric epoxy resins quality 50~
70%.
Preferably, in above-mentioned steps (2), the quality of the curing agent is the 5~10% of the oligomeric epoxy resins quality.
Preferably, in above-mentioned steps (2), the curing agent is KH-550.
Preferably, in above-mentioned steps (3), the substrate of glass is simple glass, ITO electro-conductive glass, tempered glass, crystallite
Any one in glass.
Preferably, in above-mentioned steps (3), the zinc oxide-epoxy resin composite coating is with a thickness of 2~5mm.
Compared with the prior art, the advantages of the present invention are as follows: zinc oxide-epoxy resin composite coating in the present invention has
Ultra-hydrophobicity, coating stable are still able to maintain ultra-hydrophobicity after placing the long period at room temperature.
Specific embodiment
The present invention is described further by the following example: according to following embodiments, the present invention may be better understood.
However, as it will be easily appreciated by one skilled in the art that specific material ratio, process conditions and its result described in embodiment are only used
In illustrating the present invention, without the present invention described in detail in claims should will not be limited.
The present invention discloses a kind of preparation method of zinc oxide-epoxy resin composite coating, includes following steps:
(1) nano granular of zinc oxide is dissolved in the in the mixed solvent of dehydrated alcohol and distilled water, 2~3h of magnetic agitation,
A certain amount of ten difluoros heptyl propyl trimethoxy silicane is added, 5~8h is stirred under the conditions of 60~80 DEG C, finally in 100
Dry 1~2h, obtains modified nano zine oxide at a temperature of~120 DEG C；
(2) above-mentioned modified nano zine oxide is added in a certain amount of dehydrated alcohol containing oligomeric epoxy resins, is surpassed
Sound disperses 2~4h, adds curing agent, 20~30min of ultrasonic disperse obtains nano zine oxide-epoxy resin emulsion；
(3) above-mentioned nano zine oxide-epoxy resin emulsion is uniformly coated in pretreated substrate of glass, in
Solidify 2~4h at room temperature, solidifies 20~40min at a temperature of 90~110 DEG C, obtain zinc oxide-epoxy resin composite coating.
Wherein, in above-mentioned steps (1), the partial size of the nano granular of zinc oxide is 50~100nm, it is preferred that described to receive
The partial size of rice Zinc oxide particles is 80nm；The ratio between the dehydrated alcohol of the in the mixed solvent and the volume of distilled water are 2~4:1,
Preferably, the ratio between volume of dehydrated alcohol and distilled water of the in the mixed solvent is 3:1.
Wherein, in above-mentioned steps (2), the quality of the nano zine oxide be the oligomeric epoxy resins quality 50~
70%, it is preferred that the quality of the nano zine oxide is the 60% of the oligomeric epoxy resins quality；The quality of the curing agent
It is the 5~10% of the oligomeric epoxy resins quality, it is preferred that the quality of the curing agent is the oligomeric epoxy resins quality
7.5%, further, the curing agent be KH-550.
Wherein, in above-mentioned steps (3), the substrate of glass is simple glass, ITO electro-conductive glass, tempered glass, crystallite glass
Any one in glass；The zinc oxide-epoxy resin composite coating is with a thickness of 2~5mm, it is preferred that the zinc oxide-ring
Oxygen resin compounded coating with a thickness of 3mm.
It is following that zinc oxide in the present invention-epoxy resin composite coating preparation side is illustrated with specifically embodiment
Method.
Embodiment 1
(1) nano granular of zinc oxide that partial size is 50nm is dissolved in the dehydrated alcohol and distilled water that the ratio between volume is 2:1
In the mixed solvent, magnetic agitation 2h adds a certain amount of ten difluoros heptyl propyl trimethoxy silicane, under the conditions of 60 DEG C
5h is stirred, finally the dry 1h at a temperature of 100 DEG C, obtains modified nano zine oxide；
(2) above-mentioned modified nano zine oxide is added in a certain amount of dehydrated alcohol containing oligomeric epoxy resins, is surpassed
Sound disperses 2h, adds curing agent, and ultrasonic disperse 20min obtains nano zine oxide-epoxy resin emulsion, wherein described receive
The quality of rice zinc oxide is the 50% of the oligomeric epoxy resins quality, and the quality of the curing agent is the oligomeric epoxy resins
The 5% of quality；
(3) above-mentioned nano zine oxide-epoxy resin emulsion is uniformly coated in pretreated substrate of glass, in
Solidify 2h at room temperature, solidify 20min at a temperature of 90 DEG C, obtains the zinc oxide with a thickness of 2mm-epoxy resin composite coating.
Embodiment 2
(1) nano granular of zinc oxide that partial size is 80nm is dissolved in the dehydrated alcohol and distilled water that the ratio between volume is 3:1
In the mixed solvent, magnetic agitation 2.5h adds a certain amount of ten difluoros heptyl propyl trimethoxy silicane, in 70 DEG C of conditions
Lower stirring 6h, finally the dry 1.5h at a temperature of 110 DEG C, obtains modified nano zine oxide；
(2) above-mentioned modified nano zine oxide is added in a certain amount of dehydrated alcohol containing oligomeric epoxy resins, is surpassed
Sound disperses 3h, adds curing agent, and ultrasonic disperse 25min obtains nano zine oxide-epoxy resin emulsion, wherein described receive
The quality of rice zinc oxide is the 60% of the oligomeric epoxy resins quality, and the quality of the curing agent is the oligomeric epoxy resins
The 7.5% of quality；
(3) above-mentioned nano zine oxide-epoxy resin emulsion is uniformly coated in pretreated substrate of glass, in
Solidify 3h at room temperature, solidify 30min at a temperature of 100 DEG C, obtains the zinc oxide with a thickness of 3mm-epoxy resin composite coating.
Embodiment 3
(1) nano granular of zinc oxide that partial size is 100nm is dissolved in the dehydrated alcohol and distilled water that the ratio between volume is 4:1
In the mixed solvent, magnetic agitation 3h adds a certain amount of ten difluoros heptyl propyl trimethoxy silicane, under the conditions of 80 DEG C
8h is stirred, finally the dry 2h at a temperature of 120 DEG C, obtains modified nano zine oxide；
(2) above-mentioned modified nano zine oxide is added in a certain amount of dehydrated alcohol containing oligomeric epoxy resins, is surpassed
Sound disperses 4h, adds curing agent, and ultrasonic disperse 30min obtains nano zine oxide-epoxy resin emulsion, wherein described receive
The quality of rice zinc oxide is the 70% of the oligomeric epoxy resins quality, and the quality of the curing agent is the oligomeric epoxy resins
The 10% of quality；
(3) above-mentioned nano zine oxide-epoxy resin emulsion is uniformly coated in pretreated substrate of glass, in
Solidify 4h at room temperature, solidify 40min at a temperature of 110 DEG C, obtains the zinc oxide with a thickness of 5mm-epoxy resin composite coating.
The zinc oxide that method in above-described embodiment 1~3 is prepared-epoxy resin composite coating has super-hydrophobicity
Can, contact angle is greater than 160 °, and roll angle is less than 10 °.By carrying out hydrophobic stabilization to above-mentioned zinc oxide-epoxy resin composite coating
Property experiment, the results showed that, at room temperature place the long period after, the zinc oxide-epoxy resin composite coating remains to protect
Hold ultra-hydrophobicity.
Finally, it is to be noted that, the terms "include", "comprise" or its any other variant be intended to it is non-exclusive
Property include so that include a series of elements process, method, article or equipment not only include those elements, but also
Further include other elements that are not explicitly listed, or further include for this process, method, article or equipment it is intrinsic
Element.
Claims (8)
1. a kind of zinc oxide-epoxy resin composite coating preparation method, which comprises the following steps:
(1) nano granular of zinc oxide is dissolved in the in the mixed solvent of dehydrated alcohol and distilled water, 2~3h of magnetic agitation, then plus
Enter a certain amount of ten difluoros heptyl propyl trimethoxy silicane, 5~8h is stirred under the conditions of 60~80 DEG C, finally in 100~120
Dry 1~2h, obtains modified nano zine oxide at a temperature of DEG C；
(2) above-mentioned modified nano zine oxide is added in a certain amount of dehydrated alcohol containing oligomeric epoxy resins, ultrasound point
2~4h is dissipated, adds curing agent, 20~30min of ultrasonic disperse obtains nano zine oxide-epoxy resin emulsion；
(3) above-mentioned nano zine oxide-epoxy resin emulsion is uniformly coated in pretreated substrate of glass, in room temperature
2~4h of lower solidification solidifies 20~40min at a temperature of 90~110 DEG C, obtains zinc oxide-epoxy resin composite coating.
2. zinc oxide according to claim 1-epoxy resin composite coating preparation method, which is characterized in that above-mentioned step
Suddenly in (1), the partial size of the nano granular of zinc oxide is 50~100nm.
3. zinc oxide according to claim 1-epoxy resin composite coating preparation method, which is characterized in that above-mentioned step
Suddenly in (1), the ratio between the dehydrated alcohol of the in the mixed solvent and the volume of distilled water are 2~4:1.
4. zinc oxide according to claim 1-epoxy resin composite coating preparation method, which is characterized in that above-mentioned step
Suddenly in (2), the quality of the nano zine oxide is the 50~70% of the oligomeric epoxy resins quality.
5. zinc oxide according to claim 1-epoxy resin composite coating preparation method, which is characterized in that above-mentioned step
Suddenly in (2), the quality of the curing agent is the 5~10% of the oligomeric epoxy resins quality.
6. zinc oxide according to claim 1-epoxy resin composite coating preparation method, which is characterized in that above-mentioned step
Suddenly in (2), the curing agent is KH-550.
7. zinc oxide according to claim 1-epoxy resin composite coating preparation method, which is characterized in that above-mentioned step
Suddenly in (3), the substrate of glass is simple glass, ITO electro-conductive glass, tempered glass, any one in devitrified glass.
8. zinc oxide according to claim 1-epoxy resin composite coating preparation method, which is characterized in that above-mentioned step
Suddenly in (3), the zinc oxide-epoxy resin composite coating is with a thickness of 2~5mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811016203.4A CN109111830A (en) | 2018-09-02 | 2018-09-02 | A kind of preparation method of zinc oxide-epoxy resin composite coating |
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| CN201811016203.4A CN109111830A (en) | 2018-09-02 | 2018-09-02 | A kind of preparation method of zinc oxide-epoxy resin composite coating |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109872645A (en) * | 2019-03-19 | 2019-06-11 | 深圳市洲明科技股份有限公司 | Waterproof LED display screen |
| CN110607100A (en) * | 2019-08-13 | 2019-12-24 | 国电龙源江永风力发电有限公司 | Super-hydrophobic coating and preparation method thereof, and super-hydrophobic coating and preparation method thereof |
| CN114410188A (en) * | 2022-02-18 | 2022-04-29 | 兰州城市学院 | Organic-inorganic nano composite coating |
| CN114933837A (en) * | 2022-06-21 | 2022-08-23 | 中国科学院南海海洋研究所 | Formula of expandable graphite super-hydrophobic anti-corrosion coating and preparation method of coating |
| CN115558374A (en) * | 2022-10-13 | 2023-01-03 | 西南交通大学 | Preparation method of super-hydrophobic coating with overwater and underwater resistance reducing performance |
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| CN106118354A (en) * | 2016-06-29 | 2016-11-16 | 铜陵青铜时代雕塑有限公司 | A kind of antistatic bronze sculpture Super hydrophobic anticorrosive paint and preparation method thereof |
| CN107353766A (en) * | 2017-06-28 | 2017-11-17 | 南昌航空大学 | A kind of preparation method of the compound super-hydrophobic coat of nano zine oxide epoxy resin |
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2018
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| CN104497725A (en) * | 2014-12-15 | 2015-04-08 | 广西科技大学 | Preparation methods of superhydrophobic polystyrene (PS)/ZnO composite sol and composite coating |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109872645A (en) * | 2019-03-19 | 2019-06-11 | 深圳市洲明科技股份有限公司 | Waterproof LED display screen |
| CN110607100A (en) * | 2019-08-13 | 2019-12-24 | 国电龙源江永风力发电有限公司 | Super-hydrophobic coating and preparation method thereof, and super-hydrophobic coating and preparation method thereof |
| CN114410188A (en) * | 2022-02-18 | 2022-04-29 | 兰州城市学院 | Organic-inorganic nano composite coating |
| CN114933837A (en) * | 2022-06-21 | 2022-08-23 | 中国科学院南海海洋研究所 | Formula of expandable graphite super-hydrophobic anti-corrosion coating and preparation method of coating |
| CN115558374A (en) * | 2022-10-13 | 2023-01-03 | 西南交通大学 | Preparation method of super-hydrophobic coating with overwater and underwater resistance reducing performance |
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