CN105885564A - Fully-organic multiply-fluorinated epoxy super-hydrophobic composite coating and preparation method and utilization method thereof - Google Patents
Fully-organic multiply-fluorinated epoxy super-hydrophobic composite coating and preparation method and utilization method thereof Download PDFInfo
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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
- C09D127/00—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 a halogen; Coating compositions based on derivatives of such polymers
- C09D127/02—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 a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
- C09D127/12—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 a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C09D127/18—Homopolymers or copolymers of tetrafluoroethene
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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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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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
- C09D7/63—Additives non-macromolecular organic
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Abstract
The invention discloses a fully-organic multiply-fluorinated epoxy super-hydrophobic composite coating and a preparation method and a utilization method thereof. The coating comprises a coating system and a curing agent; the coating system comprises epoxy resin, polytetrafluoroethylene particles, polyperfluoromethyl isopropyl ether and an organic solvent; the curing agent is prepared by reaction of diethylenetriamine and perfluorobutyric acid. The preparation method includes preparation of the coating system and preparation of the curing agent. The utilization method includes: dissolving the curing agent into a diluent, adding an obtained curing agent solution into the coating system, well mixing, coating to a required surface and curing. The fully-organic multiply-fluorinated epoxy super-hydrophobic composite coating has advantages of excellent super-hydrophobic property, favorable abrasion resistance, water impact resistance, corrosion resistance, high adhesive power, wide application range and the like. The preparation method is simple and easy to implement and suitable for large-scale application.
Description
Technical field
The invention belongs to the preparation field of coating, relate to a kind of super hydrophobic coating and preparation and application thereof, be specifically related to a kind of full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy and preparation method thereof and using method.
Background technology
Because of the applicability in fields such as automatically cleaning, anti-icing, oil-water separation, the super-hydrophobic phenomenon that contact angle is more than 150 °, roll angle is less than 10 ° attracted wide attention in recent years.And research shows, prepare super hydrophobic surface and typically require satisfied two conditions: use low-surface energy substance and construct micro-nano secondary structure at material surface.
The method preparing super hydrophobic surface at present has sol-gel process, chemical gaseous phase deposition, separated, electro-deposition and laser engraving etc., the shortcomings such as these methods are usually present preparation trouble, and condition is harsh.It is an effective method that the particle using micron or nanometer particle size improves the roughness of hydrophobic surface, and conventional particle has SiO2、Fe3O4, ZnO, PTFE etc..
In known big metering method, prepared super hydrophobic surface is difficult to large-scale application due to the restriction the best by performances such as water pressure resistance impact, wearability and corrosion resistances.Therefore, develop a kind of super hydrophobic coating with good hydrophobicity, wearability, flow impact resistant and corrosion resistance to have great importance.
Summary of the invention
The technical problem to be solved is to overcome the deficiencies in the prior art, it is provided that a kind of have good ultra-hydrophobicity, preferable anti-wear performance, flow impact resistant, corrosion resistance, adhesion full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy strong, applied widely and preparation method thereof and using method.
For solving above-mentioned technical problem, the technical solution used in the present invention is:
A kind of full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy, the super-hydrophobic composite coating of the multiple fluorinated epoxy of described full stress-strain includes coating system and firming agent；
Described coating system includes epoxy resin, politef microgranule, poly-perfluoro-methyl isopropyl ether and organic solvent；Described epoxy resin, politef microgranule, the mass ratio of poly-perfluoro-methyl isopropyl ether are 1: 0.4～3.5: 0.1～0.3；The quality of described organic solvent and described epoxy resin, politef microgranule, the ratio of gross mass of poly-perfluoro-methyl isopropyl ether are 1.5～10: 1；
Described firming agent is to be prepared by diethylenetriamine and perfluorobutyric acid are reacted.
In the super-hydrophobic composite coating of the multiple fluorinated epoxy of above-mentioned full stress-strain, it is preferred that described epoxy resin, politef microgranule, the mass ratio of poly-perfluoro-methyl isopropyl ether are 1: 1～3: 0.2～0.3.
In the super-hydrophobic composite coating of the multiple fluorinated epoxy of above-mentioned full stress-strain, it is furthermore preferred that described epoxy resin, politef microgranule, the quality proportioning of poly-perfluoro-methyl isopropyl ether are 1: 1.5～3: 0.2.
In the super-hydrophobic composite coating of the multiple fluorinated epoxy of above-mentioned full stress-strain, it is preferred that described epoxy resin is the one in E-51 epoxy resin, E-44 epoxy resin, E-42 epoxy resin；
And/or, described organic solvent is acetone, ethanol or ethyl acetate；
And/or, the purity of described diethylenetriamine is more than 99%, and the purity of described perfluorobutyric acid is more than 99.5%.
In the super-hydrophobic composite coating of the multiple fluorinated epoxy of above-mentioned full stress-strain, it is furthermore preferred that the mol ratio of described diethylenetriamine and perfluorobutyric acid is 1: 1～2.
In the super-hydrophobic composite coating of the multiple fluorinated epoxy of above-mentioned full stress-strain, it is further preferred that the mol ratio of described diethylenetriamine and perfluorobutyric acid is 1: 1, described epoxy resin is E-51 epoxy resin, and described epoxy resin is 10: 4 with the mass ratio of described firming agent.
In the super-hydrophobic composite coating of the multiple fluorinated epoxy of above-mentioned full stress-strain, it is preferred that the mean diameter of described politef microgranule is 100nm～1 μm.
In the super-hydrophobic composite coating of the multiple fluorinated epoxy of above-mentioned full stress-strain, it is furthermore preferred that the mean diameter of described politef microgranule is 100nm～200nm.
As the design of total technology, the present invention also provides for the preparation method of a kind of above-mentioned full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy, and described preparation method includes the preparation of coating system and the preparation of firming agent:
The preparation process of described coating system is as follows: is dissolved in by epoxy resin in part organic solvent, obtains epoxy resin solution；Politef microgranule is scattered in another part organic solvent, obtains politef suspension；Politef suspension is mixed with epoxy resin solution, agitated after, add poly-perfluoro-methyl isopropyl ether, continue stirring, obtain coating system；
The preparation process of described firming agent is as follows: first diethylenetriamine and perfluorobutyric acid is dissolved separately in solvent, then joins in gained diethylenetriamine solution by gained perfluorobutyric acid solution, after perfluorinated reaction, removes solvent, obtains firming agent.
As total technology design, the present invention also provides for the using method of the full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy that a kind of above-mentioned full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy or above-mentioned preparation method prepare, comprise the following steps: firming agent is dissolved in diluent, gained curing agent solution is joined in described coating system, after mix homogeneously, it is coated on required surface cure.
In the full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy of the present invention, the mass ratio of firming agent and 100g epoxy resin is that the computing formula of the epoxide number of the amine equivalent × epoxy resin of the amine consumption=firming agent according to firming agent obtains, concrete calculating process is the common knowledge of this area, after i.e. diethylenetriamine and the mol ratio of perfluorobutyric acid, the concrete model of epoxy resin determine, firming agent also determines with the mass ratio of epoxy resin.Wherein, the amine equivalent of firming agent is by the mol ratio 1: a(a≤2 of diethylenetriamine and perfluorobutyric acid) determine, amine equivalent is (103+214a-18a)/(5-a), wherein 103 is the molecular mass of diethylenetriamine, 214 is the molecular mass of perfluorobutyric acid, 18 by the molecular mass of generation water, (103+214a-18a) is the molecular mass of new production firming agent, and (5-a) is contained active hydrogen number.
In the preparation method of the present invention, in the preparation of described firming agent, solvent for use is preferably water or ethanol.
In the using method of the present invention, described solidification is to solidify 12h at normal temperatures or solidify 1h at 100 DEG C, but is not limited to this.
In the using method of the present invention, described diluent is acetone, ethanol or ethyl acetate, preferably keeps consistent with the organic solvent of coating system.
Compared with prior art, it is an advantage of the current invention that:
1, the invention provides a kind of full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy, including coating system and firming agent, wherein coating system includes epoxy resin, politef microgranule and poly-perfluoro-methyl isopropyl ether, and firming agent is made by diethylenetriamine and perfluorobutyric acid are reacted.In the present invention, full stress-strain coating has the advantage of uniqueness at corrosion-resistant aspect, multiple fluorination is then conducive to hydrophobic properties of the surface and the raising on decay resistance, epoxy resin has excellent mechanical property, resistance to chemical corrosion and the adhesive property with substrate, the important technical characteristic of these three serves the effect of Synergistic in the composite coating of the present invention, the full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy making the present invention has the ultra-hydrophobicity of excellence, preferably anti-wear performance, flow impact resistant, corrosion resistance, adhesion is strong, the performance such as applied widely.
2, the super hydrophobic surface prepared by super-hydrophobic composite coating of the present invention has good performance in terms of anti-current-rush, can bear flow velocity and be up to 34m/s(Weber number 43000) water impact, the large-scale application of indoor and outdoor can be met to a certain extent.
3, the super hydrophobic surface prepared by the super-hydrophobic composite coating of the present invention has good corrosion resistance, soaks and soaks 24h in the NaOH solution of 1h and 1mol/L, the most still can keep super-hydrophobic state in chloroazotic acid.
4, the super hydrophobic surface prepared by super-hydrophobic composite coating of the present invention has excellent anti-wear performance, and after circulating 100 times, the contact angle of the sample surfaces at 5cm still can be maintained at more than 145 °.
5, the super hydrophobic surface prepared by super-hydrophobic composite coating of the present invention has the feature strong with substrate adhesion, tests through adhesion, and after circulation 30 times, surface still keeps ultra-hydrophobicity.
6, the preparation method of the super-hydrophobic composite coating of the multiple fluorinated epoxy of the full stress-strain of the present invention is simple, with low cost, and using method is convenient and swift, simple to operation, it is adaptable to the large area of unlike material substrate uses.
Accompanying drawing explanation
Fig. 1 is SEM figure (amplification is 10000 times) of coating sample prepared by the super-hydrophobic composite coating of the multiple fluorinated epoxy of full stress-strain in the embodiment of the present invention 1.
Fig. 2 is the adhesion property method of testing schematic diagram of coating sample prepared by the super-hydrophobic composite coating of the multiple fluorinated epoxy of full stress-strain in the embodiment of the present invention 1.
Fig. 3 is the adhesion property test result figure of coating sample prepared by the super-hydrophobic composite coating of the multiple fluorinated epoxy of full stress-strain in the embodiment of the present invention 1.
Fig. 4 is the anti-wear performance method of testing schematic diagram of coating sample prepared by the super-hydrophobic composite coating of the multiple fluorinated epoxy of full stress-strain in the embodiment of the present invention 1.
Fig. 5 is the anti-wear performance test result figure of coating sample prepared by the super-hydrophobic composite coating of the multiple fluorinated epoxy of full stress-strain in the embodiment of the present invention 1.
Fig. 6 is the flow impact resistant test method schematic diagram of coating sample prepared by the super-hydrophobic composite coating of the multiple fluorinated epoxy of full stress-strain in the embodiment of the present invention 1.
Fig. 7 is the outdoor scene high-speed camera shooting figure of different time under the water impact of 34m/s of coating sample prepared by the super-hydrophobic composite coating of the multiple fluorinated epoxy of full stress-strain in the embodiment of the present invention 1.
Detailed description of the invention
Below in conjunction with Figure of description and concrete preferred embodiment, the invention will be further described, but protection domain not thereby limiting the invention.
Material and instrument employed in following example are commercially available, and wherein the purity of diethylenetriamine is more than 99%, and the purity of perfluorobutyric acid is more than 99.5%.
Embodiment
1
:
The full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy of a kind of present invention, this super-hydrophobic composite coating includes coating system and firming agent.
Coating system includes 3g E-51 epoxy resin, 10.5g politef microgranule, 0.3g poly-perfluoro-methyl isopropyl ether and 35ml acetone；The mean diameter of politef microgranule is 100nm.
Firming agent is to be prepared by the perfluorinated reaction of diethylenetriamine and perfluorobutyric acid, and diethylenetriamine is 1: 1 with the mol ratio of perfluorobutyric acid.
E-51 epoxy resin is 10: 4 with the mass ratio of firming agent.
The preparation method of the full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy of a kind of above-mentioned the present embodiment, including preparation and the preparation of firming agent of coating system.
The preparation process of coating system is as follows: first, is dissolved in 5ml acetone by 3g E-51 epoxy resin, obtains the acetone soln of epoxy resin；The politef microgranule that 10.5g mean diameter is 100nm is scattered in 30ml acetone, and uses electromagnetic mixer to disperse 10min under the rotating speed of 1000r/min, obtain homodisperse politef microgranule suspension.Then, politef microgranule suspension is added in the acetone soln of epoxy resin, and stir 15min with electromagnetic mixer, it is ensured that be sufficiently mixed.Finally, add 0.3g poly-perfluoro-methyl isopropyl ether, and under the rotating speed of 1000 r/min, disperse 20min, obtain coating system.
The preparation process of firming agent is as follows: first, is dissolved in 10ml deionized water by 0.01mol diethylenetriamine, obtains diethylenetriamine solution；0.01mol perfluorobutyric acid is dissolved in 10ml deionized water, obtains perfluorobutyric acid solution.Then perfluorobutyric acid solution dropwise it is added drop-wise in diethylenetriamine solution carry out fluorination reaction, after having reacted, reaction mixture is heated to 100 DEG C, makes deionized water evaporate, obtain firming agent.For convenience of experimental implementation and the carrying out of reaction, the present embodiment is prepared for the firming agent of excess, takes the 1.2g firming agent therein curing agent component as the super-hydrophobic composite coating of above-mentioned the present embodiment after having prepared.
A kind of using method of the full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy of above-mentioned the present embodiment, comprise the following steps: first, firming agent prepared by 1.2g is dissolved in 10ml acetone, then the acetone soln of firming agent is joined in 41.4g coating system, 20min is disperseed under the rotating speed of 1000r/min, then use ultrasonic disperse 15min, then under the rotating speed of 1000 r/min, disperse 5min.Finally, use spraying or roller coating, brushing mode by the coating of mixed uniformly coating at the bottom of aluminum plate foundation, at room temperature solidify 12h or solidify 1h hour under the conditions of 100 DEG C, obtain the coating sample of the full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy, this sample has the super hydrophobic surface of the performances such as flow impact resistant, corrosion-resistant, wear-resisting, adhesion is strong, contact angle is 160 °～165 °, and roll angle is less than 2 °.
Fig. 1 is SEM figure (amplification is 10000 times) of coating sample prepared by the super-hydrophobic composite coating of the multiple fluorinated epoxy of full stress-strain in the present embodiment.Can substantially observe the micro-nano secondary structure of coating surface from Fig. 1, this is most important to ultra-hydrophobicity.
Fig. 2 is the adhesion property method of testing schematic diagram of coating sample prepared by the super-hydrophobic composite coating of the multiple fluorinated epoxy of full stress-strain in the present embodiment, uses adhesion and tearing procedure that surface repeated by the adhesive plaster (reaching 3900N/m with the adhesion values of steel surface) of strong adhesion.Use the result that the adhesion of coating sample is tested by the method for Fig. 2 as it is shown on figure 3, from the figure 3, it may be seen that the super hydrophobic surface prepared by the present invention has the feature strong with substrate adhesion, after circulation 30 times, surface still keeps ultra-hydrophobicity.
Fig. 4 is the anti-wear performance method of testing schematic diagram of coating sample prepared by the super-hydrophobic composite coating of the multiple fluorinated epoxy of full stress-strain in the present embodiment, it is coated with the sample of super-hydrophobic coat in filling beaker gritty, repeats plug, and the contact angle values measured under the conditions of different depth under differentiated friction number of times.Use the result that properties of sample is tested by the abrasion resistance test method of Fig. 4 as shown in Figure 5, as shown in Figure 5, super hydrophobic surface prepared by the present invention has excellent anti-wear performance, and after circulating 100 times, the contact angle of the sample surfaces at h=5cm still can be maintained at more than 145 °.
Fig. 6 is the flow impact resistant test method schematic diagram of coating sample prepared by the super-hydrophobic composite coating of the multiple fluorinated epoxy of full stress-strain in the present embodiment.The water column using high pressure nitrogen to produce different in flow rate under computer carrys out shock surface, and uses high-speed camera that impact process is carried out record.Use the method result that properties of sample is tested of Fig. 6 as it is shown in fig. 7, Fig. 7 be in the present embodiment coating sample prepared by the super-hydrophobic composite coating of the multiple fluorinated epoxy of full stress-strain at 34m/s(Reynolds number 43000) water impact under the outdoor scene high-speed camera shooting figure of different time.As shown in Figure 7, after water impact, surface remains to keep preferable super-hydrophobic state.
Super hydrophobic surface prepared by the present invention has good corrosion resistance, soaks and soaks 24h in the NaOH solution of 1h and 1mol/L, the most still can keep super-hydrophobic state in chloroazotic acid.
Comparative example 1:
1 part of diethylenetriamine, 10 parts of E-51 epoxy resin and 10 parts of acetone are mixed and are sufficiently stirred for obtaining mixed system, then mixed system is uniformly applied on aluminium sheet.Obtained by after solidification, the contact angle on surface is 40 °～45 °.
Comparative example 2:
Mixed system firming agent prepared in 4 parts of embodiments 1 and 10 parts of E-51 epoxy resin, 10 parts of acetone mixed and be sufficiently stirred for obtaining uniformly coats to aluminium sheet.Obtained by after solidification, the contact angle on surface is 77 °～82 °.
Comparative example
3
:
Mixed system firming agent prepared in 4 parts of embodiments 1 and 10 parts of E-51 epoxy resin, 1.5 parts of poly-perfluoro-methyl isopropyl ethers, 10 parts of acetone mixed and be sufficiently stirred for obtaining uniformly coats to aluminium sheet.Obtained by after solidification, the contact angle on surface is 90 °～95 °.
Embodiment
2
:
Full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy of a kind of present invention and preparation method thereof and using method, substantially the same manner as Example 1, differ only in: in use, substrate used is glass or A4 paper, epoxy resin board, steel plate.The coating surface of the super-hydrophobic composite coating of gained and the contact angle of water are 160 °～165 °, and roll angle is less than 2 °.
Embodiment
3
:
Full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy of a kind of present invention and preparation method thereof and using method, substantially the same manner as Example 1, differ only in: in super-hydrophobic composite coating, politef microgranule used is 4.5g.The coating surface of the super-hydrophobic composite coating of gained and the contact angle of water are 150 °～153 °.
The above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-described embodiment.All technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.Iting is noted that for those skilled in the art, improvements and modifications under the premise without departing from the principles of the invention, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (10)
1. the full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy, it is characterised in that the super-hydrophobic composite coating of the multiple fluorinated epoxy of described full stress-strain includes coating system and firming agent；
Described coating system includes epoxy resin, politef microgranule, poly-perfluoro-methyl isopropyl ether and organic solvent；Described epoxy resin, politef microgranule, the mass ratio of poly-perfluoro-methyl isopropyl ether are 1: 0.4～3.5: 0.1～0.3；The quality of described organic solvent and described epoxy resin, politef microgranule, the ratio of gross mass of poly-perfluoro-methyl isopropyl ether are 1.5～10: 1；
Described firming agent is to be prepared by diethylenetriamine and perfluorobutyric acid are reacted.
The super-hydrophobic composite coating of the multiple fluorinated epoxy of full stress-strain the most according to claim 1, it is characterised in that described epoxy resin, politef microgranule, the mass ratio of poly-perfluoro-methyl isopropyl ether are 1: 1～3: 0.2～0.3.
The super-hydrophobic composite coating of the multiple fluorinated epoxy of full stress-strain the most according to claim 2, it is characterised in that described epoxy resin, politef microgranule, the quality proportioning of poly-perfluoro-methyl isopropyl ether are 1: 1.5～3: 0.2.
4. according to the super-hydrophobic composite coating of multiple fluorinated epoxy of the full stress-strain according to any one of claims 1 to 3, it is characterised in that described epoxy resin is the one in E-51 epoxy resin, E-44 epoxy resin, E-42 epoxy resin；
And/or, described organic solvent is acetone, ethanol or ethyl acetate；
And/or, the purity of described diethylenetriamine is more than 99%, and the purity of described perfluorobutyric acid is more than 99.5%.
The super-hydrophobic composite coating of the multiple fluorinated epoxy of full stress-strain the most according to claim 4, it is characterised in that described diethylenetriamine is 1: 1～2 with the mol ratio of perfluorobutyric acid.
The super-hydrophobic composite coating of the multiple fluorinated epoxy of full stress-strain the most according to claim 5, it is characterized in that, described diethylenetriamine is 1: 1 with the mol ratio of perfluorobutyric acid, and described epoxy resin is E-51 epoxy resin, and described epoxy resin is 10: 4 with the mass ratio of described firming agent.
7. according to the super-hydrophobic composite coating of multiple fluorinated epoxy of the full stress-strain according to any one of claims 1 to 3, it is characterised in that the mean diameter of described politef microgranule is 100nm～1 μm.
The super-hydrophobic composite coating of the multiple fluorinated epoxy of full stress-strain the most according to claim 7, it is characterised in that the mean diameter of described politef microgranule is 100nm～200nm.
9. the preparation method of the full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy as according to any one of claim 1～8, it is characterised in that described preparation method includes the preparation of coating system and the preparation of firming agent:
The preparation process of described coating system is as follows: is dissolved in by epoxy resin in part organic solvent, obtains epoxy resin solution；Politef microgranule is scattered in another part organic solvent, obtains politef suspension；Politef suspension is mixed with epoxy resin solution, agitated after, add poly-perfluoro-methyl isopropyl ether, continue stirring, obtain coating system；
The preparation process of described firming agent is as follows: first diethylenetriamine and perfluorobutyric acid is dissolved separately in solvent, then joins in gained diethylenetriamine solution by gained perfluorobutyric acid solution, after perfluorinated reaction, removes solvent, obtains firming agent.
10. the using method of the full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy that the full stress-strain super-hydrophobic composite coating of multiple fluorinated epoxy as according to any one of claim 1～8 or preparation method as claimed in claim 9 prepare, it is characterized in that, comprise the following steps: firming agent is dissolved in diluent, gained curing agent solution is joined in described coating system, after mix homogeneously, it is coated on required surface cure.
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| CN110272668A (en) * | 2019-06-19 | 2019-09-24 | 东南大学 | A kind of super-hydrophobic coat and preparation method thereof |
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| CN114250005A (en) * | 2021-05-31 | 2022-03-29 | 齐鲁工业大学 | Wear-resistant and stable flame-retardant super-hydrophobic/super-oleophobic coating and preparation and application thereof |
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| CN109777012A (en) * | 2019-01-30 | 2019-05-21 | 中国人民解放军国防科技大学 | Epoxy-based super-hydrophobic fiber reinforced composite material and preparation method thereof |
| CN109777012B (en) * | 2019-01-30 | 2021-08-13 | 中国人民解放军国防科技大学 | Epoxy-based super-hydrophobic fiber reinforced composite material and preparation method thereof |
| CN110066573A (en) * | 2019-05-07 | 2019-07-30 | 深圳德诚达光电材料有限公司 | A kind of anti-high velocity fluid strikes hydrophobic coating and preparation method thereof |
| CN110272668A (en) * | 2019-06-19 | 2019-09-24 | 东南大学 | A kind of super-hydrophobic coat and preparation method thereof |
| CN111117384A (en) * | 2020-01-06 | 2020-05-08 | 哈尔滨工业大学 | Preparation method of high-mechanical-strength wear-resistant corrosion-resistant super-hydrophobic coating material |
| CN111607308A (en) * | 2020-06-09 | 2020-09-01 | 向怀珍 | Super-hydrophobic modified epoxy resin electromagnetic shielding paint and preparation method thereof |
| CN114250005A (en) * | 2021-05-31 | 2022-03-29 | 齐鲁工业大学 | Wear-resistant and stable flame-retardant super-hydrophobic/super-oleophobic coating and preparation and application thereof |
| CN114250005B (en) * | 2021-05-31 | 2022-06-14 | 齐鲁工业大学 | Wear-resistant and stable flame-retardant super-hydrophobic/super-oleophobic coating and preparation and application thereof |
| CN113502114A (en) * | 2021-07-07 | 2021-10-15 | 上海库曜新材料有限公司 | Two-component ultra-fast-drying weather-resistant hydrophobic and oleophobic polyurea finish paint |
| CN113637370A (en) * | 2021-08-03 | 2021-11-12 | 广州先进技术研究所 | Super-lyophobic surface material based on all-polymer and preparation method thereof |
| CN116875122A (en) * | 2023-07-26 | 2023-10-13 | 哈尔滨工业大学(深圳)(哈尔滨工业大学深圳科技创新研究院) | Super-hydrophobic alkali-resistant fiber reinforced composite material and preparation method thereof |
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