CN116333561A - Environment-friendly epoxy anti-corrosion paint and preparation method thereof - Google Patents
Environment-friendly epoxy anti-corrosion paint and preparation method thereof Download PDFInfo
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- 239000003973 paint Substances 0.000 title claims abstract description 73
- 239000004593 Epoxy Substances 0.000 title claims abstract description 67
- 238000002360 preparation method Methods 0.000 title abstract description 17
- 238000005260 corrosion Methods 0.000 title abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 57
- 239000003822 epoxy resin Substances 0.000 claims abstract description 39
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 39
- 239000011256 inorganic filler Substances 0.000 claims abstract description 17
- 229910003475 inorganic filler Inorganic materials 0.000 claims abstract description 17
- 239000000203 mixture Substances 0.000 claims description 56
- 238000003756 stirring Methods 0.000 claims description 40
- 239000012153 distilled water Substances 0.000 claims description 20
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 claims description 20
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims description 16
- 239000002994 raw material Substances 0.000 claims description 14
- 239000003381 stabilizer Substances 0.000 claims description 14
- 239000003795 chemical substances by application Substances 0.000 claims description 12
- 239000000049 pigment Substances 0.000 claims description 12
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 10
- 229920001661 Chitosan Polymers 0.000 claims description 10
- 239000003995 emulsifying agent Substances 0.000 claims description 10
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 10
- 239000005011 phenolic resin Substances 0.000 claims description 10
- 229920001568 phenolic resin Polymers 0.000 claims description 10
- 235000010288 sodium nitrite Nutrition 0.000 claims description 10
- 239000002562 thickening agent Substances 0.000 claims description 10
- 239000013530 defoamer Substances 0.000 claims description 8
- 239000003112 inhibitor Substances 0.000 claims description 8
- 230000035484 reaction time Effects 0.000 claims description 7
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 6
- 239000002518 antifoaming agent Substances 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 238000000227 grinding Methods 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 4
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 4
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 4
- -1 allyl carbon Chemical compound 0.000 claims description 4
- 239000006229 carbon black Substances 0.000 claims description 4
- 239000002270 dispersing agent Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 2
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 2
- SHLNMHIRQGRGOL-UHFFFAOYSA-N barium zinc Chemical compound [Zn].[Ba] SHLNMHIRQGRGOL-UHFFFAOYSA-N 0.000 claims description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 2
- 239000004519 grease Substances 0.000 claims description 2
- UHOKSCJSTAHBSO-UHFFFAOYSA-N indanthrone blue Chemical compound C1=CC=C2C(=O)C3=CC=C4NC5=C6C(=O)C7=CC=CC=C7C(=O)C6=CC=C5NC4=C3C(=O)C2=C1 UHOKSCJSTAHBSO-UHFFFAOYSA-N 0.000 claims description 2
- 229920000570 polyether Polymers 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 235000010215 titanium dioxide Nutrition 0.000 claims description 2
- 239000011787 zinc oxide Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 11
- 238000000576 coating method Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 10
- 230000000844 anti-bacterial effect Effects 0.000 abstract description 9
- 239000011248 coating agent Substances 0.000 abstract description 7
- 239000000126 substance Substances 0.000 abstract description 7
- 230000001680 brushing effect Effects 0.000 abstract description 5
- 238000005336 cracking Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 5
- 231100000252 nontoxic Toxicity 0.000 abstract description 5
- 230000003000 nontoxic effect Effects 0.000 abstract description 5
- 230000035515 penetration Effects 0.000 abstract description 5
- 238000007665 sagging Methods 0.000 abstract description 5
- 239000012855 volatile organic compound Substances 0.000 description 8
- 230000032683 aging Effects 0.000 description 4
- 239000002585 base Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 239000003513 alkali Substances 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
- C09D163/10—Epoxy resins modified by unsaturated compounds
-
- 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
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Abstract
The invention relates to the technical field of paint, in particular to an environment-friendly epoxy anti-corrosion paint and a preparation method thereof, wherein the prepared environment-friendly epoxy anti-corrosion paint adopts water-based epoxy resin as a base material, nano inorganic filler is selected, through reasonable collocation, submicron gaps of a coating are fully filled, penetration of chemical substances is blocked, the anti-corrosion effect of a primer is improved, the possibility of sagging and cracking of thick film construction is reduced, the environment-friendly epoxy anti-corrosion paint is nontoxic, the amount of VOC is reduced, the environment-friendly epoxy anti-corrosion paint is harmless to health of manufacturing products and constructors, and is safe and convenient to use; it has good brushing performance, convenient construction and antibacterial performance.
Description
Technical Field
The invention relates to the technical field of coatings, in particular to an environment-friendly epoxy anticorrosive paint and a preparation method thereof.
Background
With the development of modern industry, a lot of emerging industrial fields and the construction of many modern engineering put higher demands on the environment-bearing capacity and service life of anticorrosive coatings, which are not satisfied by the commonly used anticorrosive coatings, the concept of "heavy duty coating" proposed by people generally refers to the use in severe corrosive environments, including the matching of primer and top coating, in short: the heavy-duty anticorrosive paint has longer service life and can adapt to more severe use environments, is called heavy-duty anticorrosive paint, can be used for 10 years or more in chemical atmosphere and marine environment, can be used for more than 5 years under the corrosive conditions of acid, alkali, salt and solvent medium, and can be used for more than 15 years, and the application of the heavy-duty anticorrosive paint relates to various modern fields and large industrial and mining enterprises: chemical industry, petrochemical industry, steel and large-scale mine smelting pipelines, storage tanks, equipment and the like; important energy industry: natural gas, oil pipes, oil tanks, power transmission and transformation, nuclear power equipment, coal mines and the like; modern transportation: bridges, ships, containers, trains, automobiles, etc.; emerging ocean engineering: offshore facilities, coastal and bay structures, offshore oil rigs, and the like.
The anti-corrosion paint prepared by taking the epoxy resin as the main raw material is called epoxy anti-corrosion paint, and the epoxy anti-corrosion paint prepared by adopting the existing mode has poor alkali resistance, thereby having lower service life.
Disclosure of Invention
The invention aims to provide an environment-friendly epoxy anticorrosive paint and a preparation method thereof, and aims to solve the technical problems that the anticorrosive paint prepared by taking epoxy resin as a main raw material in the prior art is called epoxy anticorrosive paint, and the epoxy anticorrosive paint prepared by adopting the prior art has poor alkali-resistant effect, so that the service life is low.
In order to achieve the aim, the environment-friendly epoxy anticorrosive paint comprises the following components in parts by weight: 30-50 parts of epoxy resin, 20-30 parts of phenolic resin, 5-9 parts of sodium nitrite, 12-14 parts of pigment, 13-15 parts of chitosan, 2-4 parts of emulsifier, 3-5 parts of defoamer, 3-4 parts of stabilizer, 2-4 parts of thickener, 10-16 parts of distilled water, 40-50 parts of curing agent and 1-3 parts of flash rust inhibitor.
The environment-friendly epoxy anticorrosive paint further comprises 1-2 parts of nano inorganic filler, wherein the nano inorganic filler is preferably one or more of nano zinc oxide, nano titanium white, nano calcium carbonate and allyl carbon, and particularly preferably the allyl carbon or the mixture thereof.
Wherein the environment-friendly epoxy anticorrosive paint further comprises 7-9 parts of nano titanium dioxide, and the nano titanium dioxide is anatase titanium dioxide.
Wherein the epoxy resin is preferably one or more of PEG modified water-based epoxy resin and acrylic acid modified water-based epoxy resin, wherein PEG is PEG-2000 and acrylic acid is methacrylic acid, but is not limited thereto.
Wherein the pigment is one or a mixture of more of zinc barium white powder, carbon black or indanthrene blue, and the dispersing agent is a carbon black dispersing agent.
Wherein the defoaming agent is one or a mixture of a plurality of high-carbon alcohol, natural grease or polyether defoaming agents.
The invention also provides a preparation method of the environment-friendly epoxy anti-corrosion paint, which is used for preparing the environment-friendly epoxy anti-corrosion paint and comprises the following steps of:
step one: firstly, proportionally adding epoxy resin, phenolic resin, sodium nitrite, pigment, chitosan and distilled water into a reaction kettle, adding a stabilizer, controlling the temperature to be 115-120 ℃, stirring at a speed of 100-120r/min, and reacting for 1-1.5h to obtain a mixture A for later use;
step two: adding nano titanium dioxide and nano inorganic filler into the mixture of the reaction kettle according to a proportion, continuously stirring at a high speed for 30-40min, uniformly dispersing, and grinding to a proper fineness to obtain a mixture B for later use;
step three: continuously stirring the reaction kettle, adding an emulsifier, a defoaming agent and a thickening agent into the mixture B in proportion at the moment, and then adjusting the viscosity of raw materials in the reaction kettle to be proper by using quantitative distilled water to obtain a mixture C for standby;
step four: adding an anti-flash rust agent into the curing agent, and adjusting the consistency through distilled water to obtain a mixture D for standby;
step five: and (3) mixing the mixture C and the mixture D in proportion, and then adding the mixture into a stirring device to stir and mix uniformly to obtain the environment-friendly epoxy anticorrosive paint.
Wherein, the temperature during stirring in the first step is 115 ℃, and the stirring speed is 100r/min.
Wherein the reaction time after stirring in the first step is 1h ℃.
The beneficial effects of the invention are as follows: according to the environment-friendly epoxy anticorrosive paint and the preparation method thereof, the raw materials are clear, the preparation is simple, the prepared environment-friendly epoxy anticorrosive paint adopts the water-based epoxy resin as the base material, the nano inorganic filler is selected, the coating submicron gaps are fully filled through reasonable collocation, the penetration of chemical substances is blocked, the rust-proof effect of the primer is improved, the possibility of sagging cracking of thick film construction is reduced, the environment-friendly epoxy anticorrosive paint is nontoxic and environment-friendly, the VOC (volatile organic compound) amount is reduced, the health of manufacturing products and constructors is harmless, the use is safe and convenient, the water-based epoxy resin is PEG-2000 and/or methacrylic acid modified water-based epoxy resin, the application of the water-based epoxy resin improves the comprehensive performance of the water-based epoxy anticorrosive primer, the nano titanium dioxide has strong ultraviolet shielding effect, good dispersibility and weather resistance, the antibacterial property, the self-cleaning property and the ageing resistance of the anticorrosive paint are improved, the environment-friendly epoxy anticorrosive paint has high stability through the addition of the special stabilizer, and the advantages of being compared with the water-based epoxy paint which has the unique water-based condition and the self-based epoxy resin which is fully added, and the water-based epoxy paint is particularly resistant to the like; it has good brushing performance, convenient construction and antibacterial performance.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a flow chart of the steps of embodiment 1 of the present invention.
Fig. 2 is a flow chart of the steps of embodiment 2 of the present invention.
Fig. 3 is a flow chart of the steps of embodiment 3 of the present invention.
Detailed Description
Referring to fig. 1, fig. 1 is a flow chart of steps of embodiment 1 of the present invention, and the present invention provides an environment-friendly epoxy anticorrosive paint and a preparation method thereof, wherein the environment-friendly epoxy anticorrosive paint comprises the following raw materials in parts by weight: 30 parts of epoxy resin, 20 parts of phenolic resin, 5 parts of sodium nitrite, 12 parts of pigment, 13 parts of chitosan, 2 parts of emulsifier, 3 parts of defoamer, 3 parts of stabilizer, 2 parts of thickener, 10 parts of distilled water, 40 parts of curing agent, 1 part of flash rust inhibitor, 1 part of nano inorganic filler and 7 parts of nano titanium dioxide.
S1: firstly, adding 30 parts of epoxy resin, 20 parts of phenolic resin, 5 parts of sodium nitrite, 12 parts of pigment, 13 parts of chitosan and 10 parts of distilled water into a reaction kettle according to a proportion, adding 3 parts of stabilizer, controlling the temperature to be 115-120 ℃, and stirring at a speed of 100-120r/min for 1-1.5 hours to obtain a mixture A for standby;
s2: adding 7 parts of nano titanium dioxide and 1 part of nano inorganic filler into the mixture of the reaction kettle according to a proportion, continuously stirring at a high speed for 30-40min, uniformly dispersing, and grinding to a proper fineness to obtain a mixture B for later use;
s3: continuously stirring the reaction kettle, at the moment, adding 2 parts of emulsifier, 3 parts of defoamer and 2 parts of thickener into the mixture B in proportion, and then adjusting the viscosity of the raw materials in the reaction kettle to be proper by using quantitative distilled water to obtain a mixture C for standby;
s4: to 40 parts of the curing agent, 1 part of the flash rust inhibitor was added and the consistency was adjusted by distilled water to obtain a mixture D for use.
S5: and (3) mixing the mixture C and the mixture D in proportion, and then adding the mixture into a stirring device to stir and mix uniformly to obtain the environment-friendly epoxy anticorrosive paint.
The temperature during stirring in the first step was 115℃and the stirring speed was 100r/min.
The reaction time after stirring in step one was 1h.
According to the environment-friendly epoxy anticorrosive paint and the preparation method thereof, the raw materials are clear, the preparation is simple, the prepared environment-friendly epoxy anticorrosive paint adopts the water-based epoxy resin as the base material, the nano inorganic filler is selected, the coating submicron gaps are fully filled through reasonable collocation, the penetration of chemical substances is blocked, the rust-proof effect of the primer is improved, the possibility of sagging cracking of thick film construction is reduced, the environment-friendly epoxy anticorrosive paint is nontoxic and environment-friendly, the VOC (volatile organic compound) amount is reduced, the health of manufacturing products and constructors is harmless, the use is safe and convenient, the water-based epoxy resin is PEG-2000 and/or methacrylic acid modified water-based epoxy resin, the application of the water-based epoxy resin improves the comprehensive performance of the water-based epoxy anticorrosive primer, the nano titanium dioxide has strong ultraviolet shielding effect, good dispersibility and weather resistance, the antibacterial property, the self-cleaning property and the ageing resistance of the anticorrosive paint are improved, the environment-friendly epoxy anticorrosive paint has high stability through the addition of the special stabilizer, and the advantages of being compared with the water-based epoxy paint which has the unique water-based condition and the self-based epoxy resin which is fully added, and the water-based epoxy paint is particularly resistant to the like; it has good brushing performance, convenient construction and antibacterial performance.
Referring to fig. 2, fig. 2 is a flow chart of the steps of embodiment 2 of the present invention, and the present invention provides an environment-friendly epoxy anticorrosive paint and a preparation method thereof, wherein the environment-friendly epoxy anticorrosive paint comprises the following raw materials in parts by weight: 40 parts of epoxy resin, 25 parts of phenolic resin, 7 parts of sodium nitrite, 13 parts of pigment, 14 parts of chitosan, 3 parts of emulsifier, 4 parts of defoamer, 3.5 parts of stabilizer, 3 parts of thickener, 13 parts of distilled water, 45 parts of curing agent, 2 parts of flash rust inhibitor, 1.5 parts of nano inorganic filler and 8 parts of nano titanium dioxide.
S1: firstly, 40 parts of epoxy resin, 25 parts of phenolic resin, 7 parts of sodium nitrite, 13 parts of pigment, 14 parts of chitosan and 13 parts of distilled water are proportionally added into a reaction kettle, 3.5 parts of stabilizer is added, the temperature is controlled between 115 and 120 ℃, the stirring speed is 100 to 120r/min, and the reaction time is 1 to 1.5 hours to obtain a mixture A for standby;
s2: adding 8 parts of nano titanium dioxide and 1.5 parts of nano inorganic filler into the mixture of the reaction kettle according to a proportion, continuously stirring at a high speed for 30-40min, uniformly dispersing, and grinding to a proper fineness to obtain a mixture B for later use;
s3: continuously stirring the reaction kettle, at the moment, adding 3 parts of emulsifier, 4 parts of defoamer and 3 parts of thickener into the mixture B in proportion, and then adjusting the viscosity of the raw materials in the reaction kettle to be proper by using quantitative distilled water to obtain a mixture C for standby;
s4: adding 2 parts of flash rust inhibitor into 45 parts of curing agent, and regulating the consistency through distilled water to obtain a mixture D for later use;
s5: and (3) mixing the mixture C and the mixture D in proportion, and then adding the mixture into a stirring device to stir and mix uniformly to obtain the environment-friendly epoxy anticorrosive paint.
The temperature during stirring in step one was 117℃and the stirring speed was 110r/min.
The reaction time after stirring in step one was 1.25h.
According to the environment-friendly epoxy anticorrosive paint and the preparation method thereof, the raw materials are clear, the preparation is simple, the prepared environment-friendly epoxy anticorrosive paint adopts the water-based epoxy resin as the base material, the nano inorganic filler is selected, the coating submicron gaps are fully filled through reasonable collocation, the penetration of chemical substances is blocked, the rust-proof effect of the primer is improved, the possibility of sagging cracking of thick film construction is reduced, the environment-friendly epoxy anticorrosive paint is nontoxic and environment-friendly, the VOC (volatile organic compound) amount is reduced, the health of manufacturing products and constructors is harmless, the use is safe and convenient, the water-based epoxy resin is PEG-2000 and/or methacrylic acid modified water-based epoxy resin, the application of the water-based epoxy resin improves the comprehensive performance of the water-based epoxy anticorrosive primer, the nano titanium dioxide has strong ultraviolet shielding effect, good dispersibility and weather resistance, the antibacterial property, the self-cleaning property and the ageing resistance of the anticorrosive paint are improved, the environment-friendly epoxy anticorrosive paint has high stability through the addition of the special stabilizer, and the advantages of being compared with the water-based epoxy paint which has the unique water-based condition and the self-based epoxy resin which is fully added, and the water-based epoxy paint is particularly resistant to the like; it has good brushing performance, convenient construction and antibacterial performance.
Embodiment 3 referring to fig. 3, fig. 3 is a flow chart of the steps of embodiment 3 of the present invention, and the present invention provides an environment-friendly epoxy anticorrosive paint and a preparation method thereof, wherein the environment-friendly epoxy anticorrosive paint comprises the following raw materials in parts by weight: 50 parts of epoxy resin, 30 parts of phenolic resin, 9 parts of sodium nitrite, 14 parts of pigment, 15 parts of chitosan, 4 parts of emulsifier, 5 parts of defoamer, 4 parts of stabilizer, 4 parts of thickener, 16 parts of distilled water, 50 parts of curing agent, 3 parts of flash rust inhibitor, 2 parts of nano inorganic filler and 9 parts of nano titanium dioxide.
S1: firstly, 50 parts of epoxy resin, 30 parts of phenolic resin, 9 parts of sodium nitrite, 14 parts of pigment, 15 parts of chitosan and 15 parts of distilled water are proportionally added into a reaction kettle, 4 parts of stabilizer are added, the temperature is controlled at 115-120 ℃, the stirring speed is 100-120r/min, and the reaction time is 1-1.5 hours to obtain a mixture A for standby;
s2: adding 9 parts of nano titanium dioxide and 2 parts of nano inorganic filler into the mixture of the reaction kettle according to a proportion, continuously stirring at a high speed for 30-40min, uniformly dispersing, and grinding to a proper fineness to obtain a mixture B for later use;
s3: continuously stirring the reaction kettle, at the moment, adding 4 parts of emulsifier, 5 parts of defoamer and 4 parts of thickener into the mixture B in proportion, and then adjusting the viscosity of the raw materials in the reaction kettle to be proper by using quantitative distilled water to obtain a mixture C for standby;
s4: to 50 parts of the curing agent, 3 parts of the flash rust inhibitor was added and the consistency was adjusted by distilled water to give a mixture D for use.
S5: and (3) mixing the mixture C and the mixture D in proportion, and then adding the mixture into a stirring device to stir and mix uniformly to obtain the environment-friendly epoxy anticorrosive paint.
The temperature during stirring in the first step is 120 ℃, and the stirring speed is 120r/min.
The reaction time after stirring in step one was 1.5h.
According to the environment-friendly epoxy anticorrosive paint and the preparation method thereof, the raw materials are clear, the preparation is simple, the prepared environment-friendly epoxy anticorrosive paint adopts the water-based epoxy resin as the base material, the nano inorganic filler is selected, the coating submicron gaps are fully filled through reasonable collocation, the penetration of chemical substances is blocked, the rust-proof effect of the primer is improved, the possibility of sagging cracking of thick film construction is reduced, the environment-friendly epoxy anticorrosive paint is nontoxic and environment-friendly, the VOC (volatile organic compound) amount is reduced, the health of manufacturing products and constructors is harmless, the use is safe and convenient, the water-based epoxy resin is PEG-2000 and/or methacrylic acid modified water-based epoxy resin, the application of the water-based epoxy resin improves the comprehensive performance of the water-based epoxy anticorrosive primer, the nano titanium dioxide has strong ultraviolet shielding effect, good dispersibility and weather resistance, the antibacterial property, the self-cleaning property and the ageing resistance of the anticorrosive paint are improved, the environment-friendly epoxy anticorrosive paint has high stability through the addition of the special stabilizer, and the advantages of being compared with the water-based epoxy paint which has the unique water-based condition and the self-based epoxy resin which is fully added, and the water-based epoxy paint is particularly resistant to the like; it has good brushing performance, convenient construction and antibacterial performance.
The above disclosure is only a preferred embodiment of the present invention, and it should be understood that the scope of the invention is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present invention.
Claims (9)
1. An environment-friendly epoxy anticorrosive paint is characterized by comprising the following components:
comprises the following components in parts by weight: 30-50 parts of epoxy resin, 20-30 parts of phenolic resin, 5-9 parts of sodium nitrite, 12-14 parts of pigment, 13-15 parts of chitosan, 2-4 parts of emulsifier, 3-5 parts of defoamer, 3-4 parts of stabilizer, 2-4 parts of thickener, 10-16 parts of distilled water, 40-50 parts of curing agent and 1-3 parts of flash rust inhibitor.
2. The environment-friendly epoxy anticorrosive paint according to claim 1, wherein,
the environment-friendly epoxy anticorrosive paint also comprises 1-2 parts of nano inorganic filler, wherein the nano inorganic filler is preferably one or more of nano zinc oxide, nano titanium white, nano calcium carbonate and allyl carbon, and particularly preferably the allyl carbon or the mixture thereof.
3. The environment-friendly epoxy anticorrosive paint as claimed in claim 2, wherein,
the environment-friendly epoxy anticorrosive paint also comprises 7-9 parts of nano titanium dioxide, wherein the nano titanium dioxide is anatase titanium dioxide.
4. The environment-friendly epoxy anticorrosive paint according to claim 3, wherein,
the epoxy resin is preferably one or more of PEG modified water-based epoxy resin and acrylic acid modified water-based epoxy resin, wherein PEG is PEG-2000 and acrylic acid is methacrylic acid, but is not limited thereto.
5. The environment-friendly epoxy anticorrosive paint as claimed in claim 4, wherein,
the pigment is one or a mixture of more of zinc barium white powder, carbon black or indanthrene blue, and the dispersing agent is a carbon black dispersing agent.
6. The environment-friendly epoxy anticorrosive paint as claimed in claim 5, wherein,
the defoaming agent is one or a mixture of a plurality of high-carbon alcohol, natural grease or polyether defoaming agents.
7. A method for preparing the environment-friendly epoxy anticorrosive paint, which is characterized by comprising the following steps:
step one: firstly, proportionally adding epoxy resin, phenolic resin, sodium nitrite, pigment, chitosan and distilled water into a reaction kettle, adding a stabilizer, controlling the temperature to be 115-120 ℃, stirring at a speed of 100-120r/min, and reacting for 1-1.5h to obtain a mixture A for later use;
step two: adding nano titanium dioxide and nano inorganic filler into the mixture of the reaction kettle according to a proportion, continuously stirring at a high speed for 30-40min, uniformly dispersing, and grinding to a proper fineness to obtain a mixture B for later use;
step three: continuously stirring the reaction kettle, adding an emulsifier, a defoaming agent and a thickening agent into the mixture B in proportion at the moment, and then adjusting the viscosity of raw materials in the reaction kettle to be proper by using quantitative distilled water to obtain a mixture C for standby;
step four: adding an anti-flash rust agent into the curing agent, and adjusting the consistency through distilled water to obtain a mixture D for standby;
step five: and (3) mixing the mixture C and the mixture D in proportion, and then adding the mixture into a stirring device to stir and mix uniformly to obtain the environment-friendly epoxy anticorrosive paint.
8. The method for preparing the environment-friendly epoxy anticorrosive paint as claimed in claim 7, wherein,
the temperature during stirring in the first step was 115℃and the stirring speed was 100r/min.
9. The method for preparing the environment-friendly epoxy anticorrosive paint as claimed in claim 8, wherein,
the reaction time after stirring in step one was 1h.
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1616567A (en) * | 2004-10-13 | 2005-05-18 | 浙江努奥罗散热器有限公司 | Water anti-corrosion paint and its preparing method |
CN104592856A (en) * | 2014-12-11 | 2015-05-06 | 青岛佰众化工技术有限公司 | Waterborne epoxy anti-corrosion coating added with chitosan |
CN104592853A (en) * | 2014-12-10 | 2015-05-06 | 成都拜迪新材料有限公司 | Preparation method for water-based phenolic red lead rusted antirust primer |
CN106987193A (en) * | 2017-01-06 | 2017-07-28 | 河北晨阳工贸集团有限公司 | A kind of oil pipeline is with aqueous heavy antisepsis epoxy primer |
CN107022281A (en) * | 2017-06-05 | 2017-08-08 | 四川奥林涂料工业有限公司 | A kind of epoxy anticorrosion primer and preparation method thereof |
-
2023
- 2023-04-17 CN CN202310407804.2A patent/CN116333561A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1616567A (en) * | 2004-10-13 | 2005-05-18 | 浙江努奥罗散热器有限公司 | Water anti-corrosion paint and its preparing method |
CN104592853A (en) * | 2014-12-10 | 2015-05-06 | 成都拜迪新材料有限公司 | Preparation method for water-based phenolic red lead rusted antirust primer |
CN104592856A (en) * | 2014-12-11 | 2015-05-06 | 青岛佰众化工技术有限公司 | Waterborne epoxy anti-corrosion coating added with chitosan |
CN106987193A (en) * | 2017-01-06 | 2017-07-28 | 河北晨阳工贸集团有限公司 | A kind of oil pipeline is with aqueous heavy antisepsis epoxy primer |
CN107022281A (en) * | 2017-06-05 | 2017-08-08 | 四川奥林涂料工业有限公司 | A kind of epoxy anticorrosion primer and preparation method thereof |
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