CN114672054A - Super-hydrophobic and wear-resistant acrylic and preparation method thereof - Google Patents
Super-hydrophobic and wear-resistant acrylic and preparation method thereof Download PDFInfo
- Publication number
- CN114672054A CN114672054A CN202210415392.2A CN202210415392A CN114672054A CN 114672054 A CN114672054 A CN 114672054A CN 202210415392 A CN202210415392 A CN 202210415392A CN 114672054 A CN114672054 A CN 114672054A
- Authority
- CN
- China
- Prior art keywords
- wear
- coating
- acrylic
- resistant
- super
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003075 superhydrophobic effect Effects 0.000 title claims abstract description 61
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 title claims abstract description 59
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000011248 coating agent Substances 0.000 claims abstract description 100
- 238000000576 coating method Methods 0.000 claims abstract description 100
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 32
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000010703 silicon Substances 0.000 claims abstract description 28
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 28
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 16
- 239000002904 solvent Substances 0.000 claims abstract description 16
- 239000004970 Chain extender Substances 0.000 claims abstract description 13
- 239000003054 catalyst Substances 0.000 claims abstract description 13
- 239000003431 cross linking reagent Substances 0.000 claims abstract description 13
- 239000007864 aqueous solution Substances 0.000 claims abstract description 11
- -1 alkoxy silane Chemical compound 0.000 claims abstract description 10
- 229910000077 silane Inorganic materials 0.000 claims abstract description 9
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 9
- 238000005299 abrasion Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 11
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 claims description 7
- 239000010702 perfluoropolyether Substances 0.000 claims description 7
- 239000000243 solution Substances 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 229920001296 polysiloxane Polymers 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 5
- 230000007062 hydrolysis Effects 0.000 claims description 4
- 238000006460 hydrolysis reaction Methods 0.000 claims description 4
- JJQZDUKDJDQPMQ-UHFFFAOYSA-N dimethoxy(dimethyl)silane Chemical compound CO[Si](C)(C)OC JJQZDUKDJDQPMQ-UHFFFAOYSA-N 0.000 claims description 3
- YYLGKUPAFFKGRQ-UHFFFAOYSA-N dimethyldiethoxysilane Chemical compound CCO[Si](C)(C)OCC YYLGKUPAFFKGRQ-UHFFFAOYSA-N 0.000 claims description 3
- 238000009472 formulation Methods 0.000 claims description 3
- BFXIKLCIZHOAAZ-UHFFFAOYSA-N methyltrimethoxysilane Chemical compound CO[Si](C)(OC)OC BFXIKLCIZHOAAZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- MCZDHTKJGDCTAE-UHFFFAOYSA-M tetrabutylazanium;acetate Chemical group CC([O-])=O.CCCC[N+](CCCC)(CCCC)CCCC MCZDHTKJGDCTAE-UHFFFAOYSA-M 0.000 claims description 3
- CPUDPFPXCZDNGI-UHFFFAOYSA-N triethoxy(methyl)silane Chemical compound CCO[Si](C)(OCC)OCC CPUDPFPXCZDNGI-UHFFFAOYSA-N 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 2
- 239000011521 glass Substances 0.000 description 7
- 239000000126 substance Substances 0.000 description 6
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 5
- 239000004926 polymethyl methacrylate Substances 0.000 description 5
- 229910008051 Si-OH Inorganic materials 0.000 description 4
- 229910006358 Si—OH Inorganic materials 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000002209 hydrophobic effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000006482 condensation reaction Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000011253 protective coating Substances 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/042—Coating with two or more layers, where at least one layer of a composition contains a polymer binder
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/046—Forming abrasion-resistant coatings; Forming surface-hardening coatings
-
- 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
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
-
- 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
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/10—Block or graft copolymers containing polysiloxane sequences
- C09D183/12—Block or graft copolymers containing polysiloxane sequences containing polyether sequences
-
- 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
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2333/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
- C08J2333/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters
- C08J2333/06—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C08J2333/10—Homopolymers or copolymers of methacrylic acid esters
- C08J2333/12—Homopolymers or copolymers of methyl methacrylate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
- C08J2483/04—Polysiloxanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
- C08J2483/10—Block- or graft-copolymers containing polysiloxane sequences
- C08J2483/12—Block- or graft-copolymers containing polysiloxane sequences containing polyether sequences
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The application relates to super-hydrophobic and wear-resistant acrylic and a preparation method thereof. The super-hydrophobic and wear-resistant acrylic comprises an acrylic body, an organic silicon wear-resistant coating and an organic silicon wear-resistant coating. The organosilicon wear-resisting coating sets up on acrylic body. The formula of the organosilicon wear-resistant coating comprises 20-25 wt% of alkoxy silane chain extender, 10-20 wt% of silicon dioxide aqueous solution, 1-5 wt% of alkoxy silane cross-linking agent, 0.1-0.25 wt% of catalyst and 70 wt% of solvent. And the super-hydrophobic coating is arranged on the organic silicon wear-resistant coating. This application is through setting up organosilicon wear-resistant coating on the ya keli body, can improve the wearability of ya keli body, and simultaneously again through set up super hydrophobic coating on organosilicon wear-resistant coating, make its various oily material and some dust stains in the difficult adhesion life to solve the not wear-resisting and easy dirty, the difficult problem of clearing up behind the outdoor use of ya keli.
Description
Technical Field
The application relates to a polyurethane plate, in particular to super-hydrophobic and wear-resistant acrylic and a preparation method thereof.
Background
The chemical name of the organic glass PMMA, a high polymer transparent material is polymethyl methacrylate, and the polymethyl methacrylate is a high polymer compound formed by polymerizing methyl methacrylate. Is an important thermoplastic of early development. Organic glass has the advantages of light weight, damage resistance, easy processing and forming and the like, and is widely applied to the fields of window glass of vehicles, optical instruments, building doors and windows and the like.
In the process of realizing the application, the applicant finds that the organic glass has low surface hardness and poor scratch resistance, and the surface of the organic glass is scratched and has impaired visibility due to factors such as friction, dust, wind erosion or surface cleaning, so that the appearance and the service life of the organic glass are influenced. Therefore, it is urgently needed to coat a protective coating on the surface of the organic glass.
In addition, because the surface of the window of the vehicles such as automobiles, trains and the like is smooth after the surface hardening of the acrylic, various oily substances and some dust stains in life are easy to adhere to, and the window is difficult to clean after being washed by water, even a growing hotbed is provided for microorganisms such as bacteria, viruses and the like. The cleaning amount is getting larger and higher, the cleaning difficulty is also getting higher and higher, and in order to solve the problem, a super-hydrophobic and wear-resistant acrylic is still urgently needed to be developed.
Disclosure of Invention
In order to solve the technical problems existing in the prior art, the embodiment of the application provides a super-hydrophobic and wear-resistant acrylic and a preparation method thereof. The specific technical scheme is as follows:
in a first aspect, a superhydrophobic, abrasion resistant acrylic is provided that includes an acrylic body, an organosilicon abrasion resistant coating, and an organosilicon abrasion resistant coating. The organosilicon wear-resisting coating sets up on acrylic body. The formula of the organosilicon wear-resistant coating comprises, by weight, 20-25% of an alkoxysilane chain extender, 10-20% of a silica aqueous solution, 1-5% of an alkoxysilane cross-linking agent, 0.1-0.25% of a catalyst and 54.75-69.9% of a solvent. And the super-hydrophobic coating is arranged on the organic silicon wear-resistant coating.
In a first possible implementation of the first aspect, the alkoxysilane chain extender is one of dimethyldimethoxysilane and dimethyldiethoxysilane.
In a second possible implementation form of the first aspect, the aqueous silica solution is a 35% content aqueous silica solution.
In a third possible implementation of the first aspect, the alkoxysilane crosslinking agent is one of methyltrimethoxysilane and methyltriethoxysilane.
In a fourth possible implementation of the first aspect, the catalyst is tetrabutylammonium acetate.
In a fifth possible implementation of the first aspect, the solvent is IPA.
In a sixth possible implementation manner of the first aspect, the formulation of the superhydrophobic coating includes 2.5 wt% of perfluoropolyether siloxane and 97.5 wt% of solvent alcohol.
In a second aspect, a preparation method of a super-hydrophobic and wear-resistant acrylic is provided, which comprises the following steps: forming an organic silicon wear-resistant coating on an acrylic body, wherein the formula of the organic silicon wear-resistant coating comprises 20-25 wt% of alkoxy silane chain extender, 10-20 wt% of silicon dioxide aqueous solution, 1-5 wt% of alkoxy silane cross-linking agent, 0.1-0.25 wt% of catalyst and 54.75-69.9 wt% of solvent; and forming a super-hydrophobic coating on the organosilicon wear-resistant coating.
In a first possible implementation manner of the second aspect, a method for forming a silicone wear-resistant coating on an acrylic body comprises the following steps: adding an alkoxy silane chain extender, a silicon dioxide aqueous solution, an alkoxy silane cross-linking agent and a catalyst into a three-neck flask, and stirring; adding a solvent into a three-neck flask to obtain an organic silicon wear-resistant coating liquid; and (3) spraying or spraying the organic silicon wear-resistant coating liquid on the acrylic body, and sequentially drying the surface and drying to obtain the organic silicon wear-resistant coating.
In a second possible implementation manner of the second aspect, a method for forming a super-hydrophobic coating on a silicone wear-resistant coating includes the following steps: adding 2.5 wt% of perfluoropolyether siloxane and 97.5 wt% of alcohol into a flask, and uniformly stirring to obtain a super-hydrophobic coating liquid; and coating the super-hydrophobic coating liquid on the surface of the organic silicon wear-resistant coating, and drying after complete hydrolysis to obtain the super-hydrophobic coating.
Compared with the prior art, the application has the advantages that:
according to the super-hydrophobic and wear-resistant acrylic and the preparation method thereof, the organic silicon wear-resistant coating is arranged on the acrylic body, so that the wear resistance of the acrylic body can be improved, and meanwhile, the super-hydrophobic coating is arranged on the organic silicon wear-resistant coating, so that various oily substances and some dust stains in life are not easy to adhere to the organic silicon wear-resistant coating, and the problems that the acrylic is not wear-resistant and is easy to dirty and clean after outdoor use are solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic illustration of a superhydrophobic, abrasion resistant acrylic according to an embodiment of the present application;
FIG. 2 is a schematic flow chart illustrating the steps of a method for preparing super-hydrophobic, abrasion resistant acrylic according to an embodiment of the present disclosure;
fig. 3 to 5 are schematic chemical reactions for forming a superhydrophobic coating according to an embodiment of the present application.
Detailed Description
To make the objects, technical solutions and advantages of the present application more clear, embodiments of the present application will be described in further detail below with reference to the accompanying drawings.
Please refer to fig. 1, which is a schematic diagram of a superhydrophobic and abrasion resistant acrylic film according to an embodiment of the present application. As shown in the figure, the super-hydrophobic, wear-resistant acrylic 1 includes an acrylic body 2, an organosilicon wear-resistant coating 3, and a super-hydrophobic coating 4. The organosilicon wear-resistant coating 3 is arranged on the acrylic body 2. In this embodiment, the acrylic body 2 is organic glass PMMA, which is called polymethyl methacrylate by chemical name, and is a high molecular compound polymerized from methyl methacrylate, which is an important thermoplastic plastic developed earlier. The organic silicon wear-resistant coating 3 is a protective coating, can improve the wear resistance of the acrylic body 2, and can prevent the high acrylic body 2 from being scratched or damaged in visibility due to factors such as friction, dust, wind erosion or surface cleaning in use, and the like, so that the appearance and the service life of the high acrylic body are influenced.
The formula of the organosilicon wear-resistant coating 3 comprises 20 to 25 weight percent of alkoxy silane chain extender, 10 to 20 weight percent of silicon dioxide water solution, 1 to 5 weight percent of alkoxy silane cross-linking agent, 0.1 to 0.25 weight percent of catalyst and 54.75 to 69.9 weight percent of solvent. In this embodiment, the alkoxysilane chain extender is one of dimethyldimethoxysilane and dimethyldiethoxysilane, the silica aqueous solution is a 35% silica aqueous solution, the alkoxysilane crosslinking agent is one of methyltrimethoxysilane and methyltriethoxysilane, the catalyst is tetrabutylammonium acetate, and the solvent is IPA.
The super-hydrophobic coating 4 is arranged on the organic silicon wear-resistant coating 3. The water drop angle of the surface of the super-hydrophobic coating 4 is more than 115 degrees, so that various oily substances and some dust stains in life are not easy to adhere. In the embodiment, the formulation of the super-hydrophobic coating 4 comprises 2.5% of perfluoropolyether siloxane and 97.5% of solvent alcohol by weight percentage, when the raw material of the super-hydrophobic coating 4 is coated on the organosilicon wear-resistant coating 3, Si-OH in the hydrophobic coating can perform condensation reaction with Si-OH on the surface of the hardened coating to form a cross-linked network structure, and a layer of super-hydrophobic coating is firmly formed on the surface of acrylic.
The super-hydrophobic and wear-resistant acrylic 1 of the embodiment can improve the wear resistance of the acrylic body 2 by arranging the organic silicon wear-resistant coating 3 on the acrylic body 2, and meanwhile, the super-hydrophobic coating 4 is arranged on the organic silicon wear-resistant coating 3, so that the acrylic wear-resistant coating is not easy to adhere various oily substances and some dust stains in life, and the problems that the acrylic wear is not resistant and the outdoor wear-resistant coating is easy to dirty and clean are solved.
Referring to fig. 2 to 5 and also to fig. 1, fig. 2 is a flow chart illustrating steps of a method for preparing a superhydrophobic and wear-resistant acrylic coating according to an embodiment of the present disclosure, and fig. 3 to 5 are chemical reactions for forming a superhydrophobic coating according to an embodiment of the present disclosure. As shown, the method S for preparing super-hydrophobic, abrasion resistant acryl includes the following steps S1 and S2. In step S1, the silicone wear-resistant coating 3 is formed on the acrylic body 2. Specifically, 20-25 wt% of alkoxy silane chain extender, 10-20 wt% of silicon dioxide aqueous solution, 1-5 wt% of alkoxy silane cross-linking agent and 0.1-0.25 wt% of catalyst are added into a three-neck flask and stirred, then 54.75-69.9 wt% of solvent is added into the three-neck flask to obtain organic silicon wear-resistant coating liquid, and finally the organic silicon wear-resistant coating liquid is sprayed on or sprayed on the acrylic body 2, and the organic silicon wear-resistant coating 3 is obtained after surface drying and drying in sequence.
Next, step S2 is performed to form the super-hydrophobic coating 4 on the silicone wear-resistant coating 3. Specifically, 2.5 wt% of perfluoropolyether siloxane and 97.5 wt% of alcohol are added into a flask and uniformly stirred to obtain a super-hydrophobic coating liquid, as shown in fig. 3, then the super-hydrophobic coating 4 liquid is coated on the surface of an organosilicon wear-resistant coating 3 to hydrolyze the organosilicon wear-resistant coating, as shown in fig. 4, Si-OH in a hydrophobic coating and Si-OH on the surface of a hardened coating undergo a condensation reaction, after hydrolysis is completed, as shown in fig. 5, a cross-linked network structure is finally formed, and after drying, a layer of super-hydrophobic coating 4 is firmly formed on the surface of an acrylic body 2.
The following will further illustrate the beneficial effects of the preparation method of the super-hydrophobic and wear-resistant acrylic in the present application by combining with specific examples.
1. Adding 25 weight percent of alkoxy silane chain extender, 15 weight percent of silicon dioxide aqueous solution, 5 weight percent of alkoxy silane cross-linking agent and 0.25 weight percent of catalyst into a three-neck flask, stirring at normal temperature, discharging heat after reaction, and stirring to normal temperature;
3. adding 54.75 percent by weight of solvent into the three-neck flask;
4. wiping the surface of an acrylic plate with alcohol, spraying/coating the prepared solution on the surface of an organic transparent room, drying the surface, putting the organic transparent room into an oven, and drying for 4 hours at 80 ℃;
5. adding 2.5% of perfluoropolyether siloxane and 97.5% of alcohol into a flask, and uniformly stirring;
6. coating the hydrophobic coating on the surface of the organic silicon hardened coating, and after complete hydrolysis, putting the coating into an oven to dry for 6 hours at the temperature of 80 ℃ to obtain super-hydrophobic and wear-resistant acrylic;
7. the performance of the super-hydrophobic and wear-resistant acrylic is tested, and the test result is as follows:
to sum up, the application provides a super hydrophobic, wear-resisting ya keli and preparation method thereof, and it is through setting up organosilicon wear-resisting coating on the yakeli body, can improve the wearability of yakeli body, and simultaneously through setting up super hydrophobic coating on organosilicon wear-resisting coating again, makes its various oily material and some dust stains in difficult adhesion life to solve yakeli and wear-resisting and easy dirty, the difficult problem of clearing up after the outdoor use.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A super-hydrophobic, abrasion-resistant acrylic, comprising:
an acrylic body;
the organosilicon wear-resistant coating is arranged on the acrylic body, and the formula of the organosilicon wear-resistant coating comprises 20-25 wt% of alkoxy silane chain extender, 10-20 wt% of silicon dioxide aqueous solution, 1-5 wt% of alkoxy silane cross-linking agent, 0.1-0.25 wt% of catalyst and 54.75-69.9 wt% of solvent;
and the super-hydrophobic coating is arranged on the organic silicon wear-resistant coating.
2. The superhydrophobic, abrasion resistant acrylic according to claim 1 wherein the alkoxysilane chain extender is one of dimethyldimethoxysilane and dimethyldiethoxysilane.
3. The superhydrophobic, abrasion resistant acrylic according to claim 1 wherein the aqueous silica solution is a 35% content aqueous silica solution.
4. The superhydrophobic, abrasion resistant acrylic according to claim 1 wherein the alkoxysilane crosslinking agent is one of methyltrimethoxysilane and methyltriethoxysilane.
5. The superhydrophobic, abrasion resistant acrylic according to claim 1 wherein the catalyst is tetrabutylammonium acetate.
6. The superhydrophobic, abrasion resistant acrylic according to claim 1 wherein the solvent is IPA.
7. The superhydrophobic, abrasion resistant acrylic coating of claim 1 wherein the formulation of the superhydrophobic coating comprises 2.5% by weight perfluoropolyether siloxane and 97.5% by weight solvent alcohol.
8. The preparation method of the super-hydrophobic and wear-resistant acrylic is characterized by comprising the following steps:
forming an organic silicon wear-resistant coating on an acrylic body, wherein the formula of the organic silicon wear-resistant coating comprises 20-25 wt% of alkoxy silane chain extender, 10-20 wt% of silicon dioxide aqueous solution, 1-5 wt% of alkoxy silane cross-linking agent, 0.1-0.25 wt% of catalyst and 54.75-69.9 wt% of solvent;
and forming a super-hydrophobic coating on the organosilicon wear-resistant coating.
9. The method of claim 8, wherein the step of forming the silicone abrasion-resistant coating on the acrylic body comprises the following steps:
adding the alkoxy silane chain extender, the silicon dioxide aqueous solution, the alkoxy silane cross-linking agent and the catalyst into a three-neck flask, and stirring;
adding the solvent into the three-neck flask to obtain an organic silicon wear-resistant coating liquid;
and (3) spraying or spraying the organic silicon wear-resistant coating liquid on the acrylic body, and sequentially drying the surface and drying to obtain the organic silicon wear-resistant coating.
10. The method for preparing the superhydrophobic and abrasion resistant acrylic coating according to claim 8, wherein the method for forming the superhydrophobic coating on the silicone abrasion resistant coating comprises the following steps:
adding 2.5 wt% of perfluoropolyether siloxane and 97.5 wt% of alcohol into a flask, and uniformly stirring to obtain a super-hydrophobic coating liquid;
and coating the super-hydrophobic coating liquid on the surface of the organic silicon wear-resistant coating, and drying after complete hydrolysis to obtain the super-hydrophobic coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210415392.2A CN114672054A (en) | 2022-04-20 | 2022-04-20 | Super-hydrophobic and wear-resistant acrylic and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210415392.2A CN114672054A (en) | 2022-04-20 | 2022-04-20 | Super-hydrophobic and wear-resistant acrylic and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114672054A true CN114672054A (en) | 2022-06-28 |
Family
ID=82077871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210415392.2A Pending CN114672054A (en) | 2022-04-20 | 2022-04-20 | Super-hydrophobic and wear-resistant acrylic and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114672054A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115448610A (en) * | 2022-08-17 | 2022-12-09 | 江苏铁锚玻璃股份有限公司 | Anti-fingerprint glass and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050008784A1 (en) * | 2003-06-27 | 2005-01-13 | 3M Innovative Properties Company | Removal and replacement of antisoiling coatings |
| CN110903761A (en) * | 2019-12-13 | 2020-03-24 | 江苏铁锚玻璃股份有限公司 | Preparation method of organic glass surface hardening coating, stock solution formula and preparation method |
| CN113583231A (en) * | 2021-07-09 | 2021-11-02 | 东华大学 | Preparation method of perfluoropolyether siloxane compound and fingerprint resisting agent |
| CN113788942A (en) * | 2021-10-29 | 2021-12-14 | 甘肃华隆芯材料科技有限公司 | Preparation method of perfluoropolyether siloxane product and application of perfluoropolyether siloxane product in super-hydrophobic anti-fingerprint coating |
-
2022
- 2022-04-20 CN CN202210415392.2A patent/CN114672054A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050008784A1 (en) * | 2003-06-27 | 2005-01-13 | 3M Innovative Properties Company | Removal and replacement of antisoiling coatings |
| CN110903761A (en) * | 2019-12-13 | 2020-03-24 | 江苏铁锚玻璃股份有限公司 | Preparation method of organic glass surface hardening coating, stock solution formula and preparation method |
| CN113583231A (en) * | 2021-07-09 | 2021-11-02 | 东华大学 | Preparation method of perfluoropolyether siloxane compound and fingerprint resisting agent |
| CN113788942A (en) * | 2021-10-29 | 2021-12-14 | 甘肃华隆芯材料科技有限公司 | Preparation method of perfluoropolyether siloxane product and application of perfluoropolyether siloxane product in super-hydrophobic anti-fingerprint coating |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115448610A (en) * | 2022-08-17 | 2022-12-09 | 江苏铁锚玻璃股份有限公司 | Anti-fingerprint glass and preparation method thereof |
| CN115448610B (en) * | 2022-08-17 | 2023-08-25 | 江苏铁锚玻璃股份有限公司 | Fingerprint-proof glass and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7351477B2 (en) | Antifouling coating compositions and coated articles | |
| US7763678B2 (en) | Anti-smudge agent, smudge proof coating composition, smudge proof film, and article coated with smudge proof film | |
| US7270887B2 (en) | Antireflective coating, coating composition, and antireflective coated article | |
| EP2641944B1 (en) | Fluorine-based surface treating agent for vapor deposition and article finished with the surface treating agent by vapor deposition | |
| US7842753B2 (en) | Composite resin, coating composition containing such resin, and coated article | |
| JP2003206442A (en) | Coating agent for forming hard protection coating film and optical article | |
| JP2004315712A (en) | Coating material composition for forming protective coating film, coated article, and multilayer laminate product | |
| TW201736537A (en) | Coating material composition | |
| US7709549B2 (en) | Photocurable resin composition and article having a coating formed by curing such composition | |
| JP2013018743A (en) | Fluorooxyalkylene group-containing polymer modified silane, surface treatment agent containing the silane, and article surface-treated with the surface treatment agent | |
| JP3232004B2 (en) | Coating composition | |
| KR20060132459A (en) | Coating fluid for forming film, and film thereof and film-forming process | |
| JP4737401B2 (en) | Antireflection film, coating composition for forming antireflection film, and article provided with antireflection film | |
| CN114672054A (en) | Super-hydrophobic and wear-resistant acrylic and preparation method thereof | |
| US7514498B2 (en) | Films or structural exterior materials using coating composition having self-cleaning property and preparation method thereof | |
| JP4502112B2 (en) | Antifouling coating agent and coated article | |
| JP3384340B2 (en) | Hard coat composition having water repellency and resin product using the same | |
| JP5804548B2 (en) | Super water- and oil-repellent antifouling translucent film, production method thereof, glass window using them, solar energy utilization device, optical device, and display device | |
| CN113999613A (en) | Solvent-free anti-doodling coating capable of being cured at room temperature | |
| CN110903761A (en) | Preparation method of organic glass surface hardening coating, stock solution formula and preparation method | |
| JPH0959605A (en) | Water repellent | |
| KR101970996B1 (en) | Photo-curable siloxane resin composition and method for manufacturing hard coat film using the same | |
| CN112143276A (en) | Antifouling auxiliary agent for automobile varnish and preparation method and application thereof | |
| KR100518623B1 (en) | Coating-Composition and Manufacturing Method Thereof | |
| JP2996449B2 (en) | Coating composition |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220628 |
|
| RJ01 | Rejection of invention patent application after publication |