CN110791131A - Water-based anticorrosive paint and preparation method thereof - Google Patents
Water-based anticorrosive paint and preparation method thereof Download PDFInfo
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- CN110791131A CN110791131A CN201911111707.9A CN201911111707A CN110791131A CN 110791131 A CN110791131 A CN 110791131A CN 201911111707 A CN201911111707 A CN 201911111707A CN 110791131 A CN110791131 A CN 110791131A
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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
- 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
- C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
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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
-
- 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
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special additives
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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
- C09D5/18—Fireproof paints including high temperature resistant paints
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a water-based anticorrosive paint and a preparation method thereof, and relates to the technical field of anticorrosive paints, wherein the water-based anticorrosive paint comprises the following components in parts by weight: 30-50 parts of water-based epoxy resin, 5-10 parts of trifluoroethyl methacrylate, 5-8 parts of graphene powder, 10-15 parts of modified sepiolite powder, 3-5 parts of filler, 1-3 parts of auxiliary agent and 35-45 parts of deionized water; the specific preparation method of the water-based anticorrosive paint comprises the following steps: (1) weighing raw materials; (2) preparing a mixture; (3) preparing a base material; (4) and (4) preparing an anticorrosive paint. According to the invention, through the added trifluoroethyl methacrylate, the weather resistance, water resistance, pollution resistance and corrosion resistance of the water-based anticorrosive coating can be improved, and through the added graphene powder, the heat dissipation performance of a coating film can be improved.
Description
Technical Field
The invention relates to the technical field of anticorrosive coatings, in particular to a water-based anticorrosive coating and a preparation method thereof.
Background
The anticorrosive coating is generally divided into a conventional anticorrosive coating and a heavy anticorrosive coating, and is an essential coating in paint coatings. The conventional anticorrosive paint plays a role in corrosion resistance on metals and the like under general conditions, and protects the service life of nonferrous metals; the heavy-duty anticorrosive coating is an anticorrosive coating which can be applied in a relatively severe corrosive environment compared with a conventional anticorrosive coating and has a longer protection period than the conventional anticorrosive coating. The application of the water-based anticorrosive paint in the field of heavy-duty anticorrosive paint is on the rise, such as infrastructure, oil gas and electric power industries, industrial tanks, ships, chemical industries and the like.
However, the water-based anticorrosive paint on the current market has poor anticorrosive performance, and the weather resistance and corrosion resistance of the water-based anticorrosive paint cannot meet the requirements of the current market, and the traditional water-based anticorrosive paint has poor heat dissipation, high temperature resistance and water resistance. Accordingly, one skilled in the art provides an aqueous anticorrosive paint and a method for preparing the same to solve the problems set forth in the background art.
Disclosure of Invention
The invention aims to provide a water-based anticorrosive paint and a preparation method thereof, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the water-based anticorrosive paint comprises the following components in parts by weight: 30-50 parts of water-based epoxy resin, 5-10 parts of trifluoroethyl methacrylate, 5-8 parts of graphene powder, 10-15 parts of modified sepiolite powder, 3-5 parts of filler, 1-3 parts of assistant and 35-45 parts of deionized water.
As a further scheme of the invention: the water-based anticorrosive paint comprises the following components in parts by weight: 30 parts of waterborne epoxy resin, 5 parts of trifluoroethyl methacrylate, 5 parts of graphene powder, 10 parts of modified sepiolite powder, 3 parts of filler, 1 part of assistant and 35 parts of deionized water.
As a still further scheme of the invention: the water-based anticorrosive paint comprises the following components in parts by weight: 50 parts of water-based epoxy resin, 10 parts of trifluoroethyl methacrylate, 8 parts of graphene powder, 15 parts of modified sepiolite powder, 5 parts of filler, 3 parts of assistant and 45 parts of deionized water.
As a still further scheme of the invention: the water-based anticorrosive paint comprises the following components in parts by weight: 40 parts of waterborne epoxy resin, 7 parts of trifluoroethyl methacrylate, 6.5 parts of graphene powder, 12.5 parts of modified sepiolite powder, 4 parts of filler, 2 parts of assistant and 40 parts of deionized water.
As a still further scheme of the invention: the modified sepiolite powder is prepared by the following method: calcining the sepiolite for 1-2 h, then crushing, wherein the calcining temperature is controlled at 400-500 ℃, the crushing particle size is 300-500 meshes, then adjusting the pH value of the sepiolite to be neutral by using hydrochloric acid, drying, adding 1-2% of nanocarbon and 1-3% of silane coupling agent by weight into the dried sepiolite powder, putting the sepiolite powder into a stirring tank, uniformly stirring, wherein the stirring time is 15-20 min, and the rotating speed is 1000-1500 r/min, and obtaining the modified sepiolite powder.
As a still further scheme of the invention: the filler is any one or a mixture of more of titanium dioxide, zinc phosphate, zinc oxide, talcum powder, mica powder and aluminum powder.
As a still further scheme of the invention: the auxiliary agent comprises a waterproof agent, a dispersing agent, a defoaming agent and a thickening agent.
A preparation method of a water-based anticorrosive paint comprises the following steps:
(1) weighing raw materials: weighing water-based epoxy resin, trifluoroethyl methacrylate, graphene powder, modified sepiolite powder, filler, an auxiliary agent and deionized water according to the proportion requirement for later use;
(2) preparing a mixture: sequentially putting the trifluoroethyl methacrylate, the graphene powder and the modified sepiolite powder into a stirring tank, and uniformly mixing to obtain a mixture;
(3) preparing a base material: adding the deionized water obtained in the step (1) into a batching tank, then adding the water-based epoxy resin for uniform stirring treatment, and adding the mixture obtained in the step (2) while stirring for dispersion stirring;
(4) preparing an anticorrosive paint: and (3) sequentially adding the filler and the auxiliary agent into the base material, stirring again, and uniformly mixing to obtain the water-based anticorrosive paint.
As a still further scheme of the invention: the stirring speed in the step (3) is 1000-1500 r/min, and the dispersing and stirring time is 15-20 min.
As a still further scheme of the invention: the stirring speed in the step (4) is 1500-2000 r/min, and the stirring time is 20-30 min.
Compared with the prior art, the invention has the beneficial effects that: the invention discloses a water-based anticorrosive paint and a preparation method thereof, wherein in the actual use process, the weather resistance, water resistance, pollution resistance and corrosion resistance of the water-based anticorrosive paint can be obviously improved by adding trifluoroethyl methacrylate, meanwhile, the excellent mechanical property and heat conductivity of graphene can be utilized by adding graphene powder, the heat dissipation performance of a coating film is improved, the corrosion resistance of the paint can be further improved, and the high temperature resistance, salinity resistance, corrosion resistance and insulativity of the water-based anticorrosive paint can be improved by adding modified sepiolite powder.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the embodiment of the present invention, the first and second substrates,
example 1
The water-based anticorrosive paint comprises the following components in parts by weight: 30 parts of waterborne epoxy resin, 5 parts of trifluoroethyl methacrylate, 5 parts of graphene powder, 10 parts of modified sepiolite powder, 3 parts of filler, 1 part of assistant and 35 parts of deionized water.
Further, the modified sepiolite powder is prepared by the following method: calcining the sepiolite for 1-2 h, then crushing, wherein the calcining temperature is controlled at 400-500 ℃, the crushing particle size is 300-500 meshes, then adjusting the pH value of the sepiolite to be neutral by using hydrochloric acid, drying, adding 1-2% of nanocarbon and 1-3% of silane coupling agent by weight into the dried sepiolite powder, putting the sepiolite powder into a stirring tank, uniformly stirring, wherein the stirring time is 15-20 min, and the rotating speed is 1000-1500 r/min, and obtaining the modified sepiolite powder.
Furthermore, the filler is any one or a mixture of more of titanium dioxide, zinc phosphate, zinc oxide, talcum powder, mica powder and aluminum powder.
Still further, the auxiliary agent comprises a waterproof agent, a dispersing agent, a defoaming agent and a thickening agent.
A preparation method of a water-based anticorrosive paint comprises the following steps:
(1) weighing raw materials: weighing water-based epoxy resin, trifluoroethyl methacrylate, graphene powder, modified sepiolite powder, filler, an auxiliary agent and deionized water according to the proportion requirement for later use;
(2) preparing a mixture: sequentially putting the trifluoroethyl methacrylate, the graphene powder and the modified sepiolite powder into a stirring tank, and uniformly mixing to obtain a mixture;
(3) preparing a base material: adding the deionized water obtained in the step (1) into a batching tank, then adding the water-based epoxy resin for uniform stirring treatment, and adding the mixture obtained in the step (2) while stirring for dispersion stirring;
(4) preparing an anticorrosive paint: and (3) sequentially adding the filler and the auxiliary agent into the base material, stirring again, and uniformly mixing to obtain the water-based anticorrosive paint.
And (3) further, the stirring speed in the step (3) is 1000-1500 r/min, and the dispersing and stirring time is 15-20 min.
And (3) further, the stirring speed in the step (4) is 1500-2000 r/min, and the stirring time is 20-30 min.
Example 2
The water-based anticorrosive paint comprises the following components in parts by weight: 50 parts of water-based epoxy resin, 10 parts of trifluoroethyl methacrylate, 8 parts of graphene powder, 15 parts of modified sepiolite powder, 5 parts of filler, 3 parts of assistant and 45 parts of deionized water.
Further, the modified sepiolite powder is prepared by the following method: calcining the sepiolite for 1-2 h, then crushing, wherein the calcining temperature is controlled at 400-500 ℃, the crushing particle size is 300-500 meshes, then adjusting the pH value of the sepiolite to be neutral by using hydrochloric acid, drying, adding 1-2% of nanocarbon and 1-3% of silane coupling agent by weight into the dried sepiolite powder, putting the sepiolite powder into a stirring tank, uniformly stirring, wherein the stirring time is 15-20 min, and the rotating speed is 1000-1500 r/min, and obtaining the modified sepiolite powder.
Furthermore, the filler is any one or a mixture of more of titanium dioxide, zinc phosphate, zinc oxide, talcum powder, mica powder and aluminum powder.
Still further, the auxiliary agent comprises a waterproof agent, a dispersing agent, a defoaming agent and a thickening agent.
A preparation method of a water-based anticorrosive paint comprises the following steps:
(1) weighing raw materials: weighing water-based epoxy resin, trifluoroethyl methacrylate, graphene powder, modified sepiolite powder, filler, an auxiliary agent and deionized water according to the proportion requirement for later use;
(2) preparing a mixture: sequentially putting the trifluoroethyl methacrylate, the graphene powder and the modified sepiolite powder into a stirring tank, and uniformly mixing to obtain a mixture;
(3) preparing a base material: adding the deionized water obtained in the step (1) into a batching tank, then adding the water-based epoxy resin for uniform stirring treatment, and adding the mixture obtained in the step (2) while stirring for dispersion stirring;
(4) preparing an anticorrosive paint: and (3) sequentially adding the filler and the auxiliary agent into the base material, stirring again, and uniformly mixing to obtain the water-based anticorrosive paint.
And (3) further, the stirring speed in the step (3) is 1000-1500 r/min, and the dispersing and stirring time is 15-20 min.
And (3) further, the stirring speed in the step (4) is 1500-2000 r/min, and the stirring time is 20-30 min.
Example 3
The water-based anticorrosive paint comprises the following components in parts by weight: 40 parts of waterborne epoxy resin, 7 parts of trifluoroethyl methacrylate, 6.5 parts of graphene powder, 12.5 parts of modified sepiolite powder, 4 parts of filler, 2 parts of assistant and 40 parts of deionized water.
Further, the modified sepiolite powder is prepared by the following method: calcining the sepiolite for 1-2 h, then crushing, wherein the calcining temperature is controlled at 400-500 ℃, the crushing particle size is 300-500 meshes, then adjusting the pH value of the sepiolite to be neutral by using hydrochloric acid, drying, adding 1-2% of nanocarbon and 1-3% of silane coupling agent by weight into the dried sepiolite powder, putting the sepiolite powder into a stirring tank, uniformly stirring, wherein the stirring time is 15-20 min, and the rotating speed is 1000-1500 r/min, and obtaining the modified sepiolite powder.
Furthermore, the filler is any one or a mixture of more of titanium dioxide, zinc phosphate, zinc oxide, talcum powder, mica powder and aluminum powder.
Still further, the auxiliary agent comprises a waterproof agent, a dispersing agent, a defoaming agent and a thickening agent.
A preparation method of a water-based anticorrosive paint comprises the following steps:
(1) weighing raw materials: weighing water-based epoxy resin, trifluoroethyl methacrylate, graphene powder, modified sepiolite powder, filler, an auxiliary agent and deionized water according to the proportion requirement for later use;
(2) preparing a mixture: sequentially putting the trifluoroethyl methacrylate, the graphene powder and the modified sepiolite powder into a stirring tank, and uniformly mixing to obtain a mixture;
(3) preparing a base material: adding the deionized water obtained in the step (1) into a batching tank, then adding the water-based epoxy resin for uniform stirring treatment, and adding the mixture obtained in the step (2) while stirring for dispersion stirring;
(4) preparing an anticorrosive paint: and (3) sequentially adding the filler and the auxiliary agent into the base material, stirring again, and uniformly mixing to obtain the water-based anticorrosive paint.
And (3) further, the stirring speed in the step (3) is 1000-1500 r/min, and the dispersing and stirring time is 15-20 min.
And (3) further, the stirring speed in the step (4) is 1500-2000 r/min, and the stirring time is 20-30 min.
In conclusion, the preparation process is simple, the cost is low, and the prepared water-based anticorrosive paint has the advantages of strong weather resistance, good anticorrosive performance, good heat dissipation performance and the like.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The water-based anticorrosive paint is characterized by comprising the following components in parts by weight: 30-50 parts of water-based epoxy resin, 5-10 parts of trifluoroethyl methacrylate, 5-8 parts of graphene powder, 10-15 parts of modified sepiolite powder, 3-5 parts of filler, 1-3 parts of assistant and 35-45 parts of deionized water.
2. The water-based anticorrosive paint according to claim 1, characterized by comprising the following components in parts by weight: 30 parts of waterborne epoxy resin, 5 parts of trifluoroethyl methacrylate, 5 parts of graphene powder, 10 parts of modified sepiolite powder, 3 parts of filler, 1 part of assistant and 35 parts of deionized water.
3. The water-based anticorrosive paint according to claim 1, characterized by comprising the following components in parts by weight: 50 parts of water-based epoxy resin, 10 parts of trifluoroethyl methacrylate, 8 parts of graphene powder, 15 parts of modified sepiolite powder, 5 parts of filler, 3 parts of assistant and 45 parts of deionized water.
4. The water-based anticorrosive paint according to claim 1, characterized by comprising the following components in parts by weight: 40 parts of waterborne epoxy resin, 7 parts of trifluoroethyl methacrylate, 6.5 parts of graphene powder, 12.5 parts of modified sepiolite powder, 4 parts of filler, 2 parts of assistant and 40 parts of deionized water.
5. The water-based anticorrosive paint according to claim 1, wherein the modified sepiolite powder is prepared by the following method: calcining the sepiolite for 1-2 h, then crushing, wherein the calcining temperature is controlled at 400-500 ℃, the crushing particle size is 300-500 meshes, then adjusting the pH value of the sepiolite to be neutral by using hydrochloric acid, drying, adding 1-2% of nanocarbon and 1-3% of silane coupling agent by weight into the dried sepiolite powder, putting the sepiolite powder into a stirring tank, uniformly stirring, wherein the stirring time is 15-20 min, and the rotating speed is 1000-1500 r/min, and obtaining the modified sepiolite powder.
6. The water-based anticorrosive paint according to claim 1, wherein the filler is one or more of titanium dioxide, zinc phosphate, zinc oxide, talcum powder, mica powder and aluminum powder.
7. The aqueous anticorrosive paint of claim 1, wherein the auxiliary agents include a water repellent agent, a dispersant, an antifoaming agent, and a thickener.
8. The preparation method of the water-based anticorrosive paint according to any one of claims 1 to 7, characterized in that the specific preparation method of the water-based anticorrosive paint comprises the following steps:
(1) weighing raw materials: weighing water-based epoxy resin, trifluoroethyl methacrylate, graphene powder, modified sepiolite powder, filler, an auxiliary agent and deionized water according to the proportion requirement for later use;
(2) preparing a mixture: sequentially putting the trifluoroethyl methacrylate, the graphene powder and the modified sepiolite powder into a stirring tank, and uniformly mixing to obtain a mixture;
(3) preparing a base material: adding the deionized water obtained in the step (1) into a batching tank, then adding the water-based epoxy resin for uniform stirring treatment, and adding the mixture obtained in the step (2) while stirring for dispersion stirring;
(4) preparing an anticorrosive paint: and (3) sequentially adding the filler and the auxiliary agent into the base material, stirring again, and uniformly mixing to obtain the water-based anticorrosive paint.
9. The preparation method of the water-based anticorrosive paint according to claim 8, wherein the stirring speed in the step (3) is 1000-1500 r/min, and the dispersion stirring time is 15-20 min.
10. The preparation method of the water-based anticorrosive paint according to claim 8, wherein the stirring speed in the step (4) is 1500-2000 r/min, and the stirring time is 20-30 min.
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| CN201911111707.9A CN110791131A (en) | 2019-11-14 | 2019-11-14 | Water-based anticorrosive paint and preparation method thereof |
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| CN201911111707.9A CN110791131A (en) | 2019-11-14 | 2019-11-14 | Water-based anticorrosive paint and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112094560A (en) * | 2020-09-18 | 2020-12-18 | 简珍霞 | Modified anticorrosive paint and preparation method thereof |
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| CN110437687A (en) * | 2019-06-27 | 2019-11-12 | 山东安恒华盛石墨烯材料科技有限公司 | A kind of environment-friendly type graphene radiates and anti-corrosive properties coating and preparation method thereof |
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| CN107858028A (en) * | 2017-12-06 | 2018-03-30 | 苏州铂邦胶业有限公司 | Anti-corrosive antibacterial water paint |
| CN108165147A (en) * | 2018-02-07 | 2018-06-15 | 合肥嘉仕诚能源科技有限公司 | A kind of solar street light Environmentally-frieantirust antirust paint |
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Application publication date: 20200214 |