CN109517467A - A kind of chemical reaction kettle anticorrosive paint and preparation method thereof - Google Patents
A kind of chemical reaction kettle anticorrosive paint and preparation method thereof Download PDFInfo
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- CN109517467A CN109517467A CN201811262661.6A CN201811262661A CN109517467A CN 109517467 A CN109517467 A CN 109517467A CN 201811262661 A CN201811262661 A CN 201811262661A CN 109517467 A CN109517467 A CN 109517467A
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- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- 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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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/322—Ammonium phosphate
- C08K2003/323—Ammonium polyphosphate
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- C08L2205/00—Polymer mixtures characterised by other features
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Abstract
The invention belongs to anticorrosive paint technology fields, especially a kind of chemical reaction kettle anticorrosive paint and preparation method thereof, it is harmful to environment and human body to solve anticorrosive paint in the prior art, itself environment resistant difference, non-refractory, the shorter problem of service life under the high temperature conditions, the chemical reaction kettle anticorrosive paint, including following raw material: water-based acrylic resin, carbamide resin, epoxy resin, aluminium dihydrogen phosphate, dimercaptodimethyl ammonium chloride, fluorine carbon emulsion, ammonium polyphosphate, corrosion inhibitor, titanate coupling agent, antioxidant, levelling agent.Anticorrosive paint prepared by the present invention is environment-protecting and non-poisonous, has no irritating odor, and has the performances such as excellent high temperature resistant, corrosion-resistant, wear-resisting, ageing-resistant, long service life, and flame retardant rating reaches UL-94V-0 grades, and excellent combination property has a extensive future.
Description
Technical field
The present invention relates to anticorrosive paint technology field more particularly to a kind of chemical reaction kettle anticorrosive paint and its preparation sides
Method.
Background technique
The broad understanding of chemical reaction kettle has the container physically or chemically reacted, passes through the structure design and ginseng to container
The mixed function for heating, evaporation, cooling and the low high speed that technique requires is realized in number configuration.Reaction kettle is widely used in petroleum, changes
Work, rubber, pesticide, dyestuff, medicine, food, for completing the technical process such as vulcanization, nitrification, hydrogenation, hydrocarbonylation, polymerization, condensation
Pressure vessel, such as reactor, reaction pot, decomposition pot, polymeric kettle etc.；Material generally has carbon manganese steel, stainless steel, zirconium, Ni-based (Kazakhstan
Family name, Monel, inconel) alloy and other composite materials.Chemical reaction kettle inevitably connects in chemical production process
The Corrosive Materias such as touching acidic materials, alkaline matter and organic solvent influence reaction kettle to cause corrosivity to damage itself
Service life and chemical reaction result.Therefore, the anti-corrosion protection of chemical reaction kettle becomes particularly important.Anticorrosive paint energy
It is applied in relatively harsh corrosive environment, can play the role of to metal etc. etch-proof, protect the service life of metal.
In the prior art, common anticorrosive paint contains a large amount of volatile organic matter (VOC), generates to environment and human body
Illeffects, and anticorrosive paint is environment resistant poor, non-refractory, service life is shorter under the high temperature conditions, uses for a long time
It is easy ageing failure.Based on above statement, the invention proposes a kind of chemical reaction kettle anticorrosive paints and preparation method thereof.
Summary of the invention
The purpose of the present invention is to solve anticorrosive paints in the prior art to contain a large amount of volatile organic matter, to environment
Illeffects, and itself environment resistant difference are generated with human body, non-refractory, service life is shorter under the high temperature conditions, for a long time
The problem of using easy ageing failure, and a kind of chemical reaction kettle anticorrosive paint and preparation method thereof proposed.
A kind of chemical reaction kettle anticorrosive paint, the raw material including following parts by weight: 40~60 parts of water-based acrylic resin,
40~60 parts of carbamide resin, 20~30 parts of epoxy resin, 5~12 parts of aluminium dihydrogen phosphate, 2~5 parts of dimercaptodimethyl ammonium chloride,
10~18 parts of fluorine carbon emulsion, 3~6 parts of ammonium polyphosphate, 8~12 parts of corrosion inhibitor, 1~3 part of titanate coupling agent, antioxidant 1
~3 parts, 1~3 part of levelling agent；
The corrosion inhibitor is made by following methods:
S1, by the ammonium acetate of 5~10 parts by weight, the stannous citrate of the copper acetate of 5~10 parts by weight and 1~2 parts by weight
Disodium is added in reaction kettle jointly, and the deionized water of 30~50 parts by weight is added to be warming up to 135~155 DEG C after mixing, is protected
It is cooled to 80~90 DEG C after 1~2h of temperature, the 1-hydroxy ethylidene-1,1-diphosphonic acid of 2~5 parts by weight is added, acetic acid is added and adjusts pH value to 5.2
~5.8, continue to be uniformly mixed to obtain mixture I；
S2, by the Castor Oil Phosphate Ester Salt of 1~3 parts by weight, the methoxy cinnamic acid ethylhexyl ester and 15 of 1~3 parts by weight
100~120 DEG C are warming up to after the polyether polyol mixing of~25 parts by weight, mixture I is added with the revolving speed of 600~800r/min
It is stirred 10~20min, obtains corrosion inhibitor.
Preferably, the chemical reaction kettle anticorrosive paint, the raw material including following parts by weight: water-based acrylic resin 45
~55 parts, 45~55 parts of carbamide resin, 22~28 parts of epoxy resin, 6~10 parts of aluminium dihydrogen phosphate, dimercaptodimethyl ammonium chloride
3~4 parts, 12~16 parts of fluorine carbon emulsion, 4~5 parts of ammonium polyphosphate, 9~11 parts of corrosion inhibitor, titanate coupling agent 1.5~2.5
Part, 1.5~2.5 parts of antioxidant, 1.5~2.5 parts of levelling agent.
Preferably, the chemical reaction kettle anticorrosive paint, the raw material including following parts by weight: water-based acrylic resin 50
Part, 50 parts of carbamide resin, 25 parts of epoxy resin, 8 parts of aluminium dihydrogen phosphate, 3.5 parts of dimercaptodimethyl ammonium chloride, fluorine carbon emulsion 14
Part, 4.5 parts of ammonium polyphosphate, 10 parts of corrosion inhibitor, 2 parts of titanate coupling agent, 2 parts of antioxidant, 2 parts of levelling agent.
Preferably, p-phenylenediamine, bis- (3,5- three-level butyl -4- hydroxy benzenes that the antioxidant is 3:3:1 by mass ratio
Base) thioether and three monooctyl esters compound.
The invention also provides a kind of preparation methods of chemical reaction kettle anticorrosive paint, comprising the following steps:
S1, the parts by weight of the specific gravity are weighed water-based acrylic resin, carbamide resin, epoxy resin, aluminium dihydrogen phosphate,
Dimercaptodimethyl ammonium chloride, fluorine carbon emulsion, ammonium polyphosphate, corrosion inhibitor, titanate coupling agent, antioxidant, levelling agent；
S2, fluorine carbon emulsion and corrosion inhibitor are added to grinder jointly, after being fully ground 20~40min, are added two
Decyl dimethyl ammonium chloride, 5~10min of stir process obtains mixture A after being warming up to 70~90 DEG C；
S3, water-based acrylic resin, carbamide resin and epoxy resin are added in mixing machine jointly, with 1000~
The revolving speed of 2000r/min is stirred 10~20min, aluminium dihydrogen phosphate is then added while stirring at 130~150 DEG C,
It is uniformly mixed to obtain mixture B；
S4, mixture A is added in mixture B, with the revolving speed of 1000~2000r/min, at 110~130 DEG C, side
It stirs side and ammonium polyphosphate, antioxidant and levelling agent, stirring to the anticorrosive paint to obtain the final product that is uniformly dispersed is added.
A kind of chemical reaction kettle anticorrosive paint proposed by the present invention, has the advantages that
1, the present invention will add dimercaptodimethyl ammonium chloride to be dispersed with stirring after fluorine carbon emulsion and corrosion inhibitor co-ground
Obtain mixture A；Aluminium dihydrogen phosphate will be added further to mix after water-based acrylic resin, carbamide resin and epoxy resin high-temperature blending
Obtain mixture B；After finally mixture A is mixed with mixture B, addition polymerization ammonium phosphate, antioxidant and levelling agent are finally mixed
Obtain anticorrosive paint；Anticorrosive paint prepared by the present invention is environment-protecting and non-poisonous, has no irritating odor, have excellent high temperature resistant, it is corrosion-resistant,
The performances such as wear-resisting, ageing-resistant, long service life, flame retardant rating reach UL-94V-0 grades, and excellent combination property has a extensive future.
2, after the present invention adds deionized water to mix using ammonium acetate, copper acetate, distannous citrate, add hydroxy ethylidene two
Phosphonic acids handles to obtain mixture I in acid condition；Then by Castor Oil Phosphate Ester Salt, methoxy cinnamic acid ethylhexyl ester and polyethers
After polyalcohol is just mixed and mixture I is mixed to prepare corrosion inhibitor；Corrosion inhibitor prepared by the present invention have high permeability,
Caking property and dispersive mixing capability and Surface binding energy power can dramatically increase the crosslink density of coating film forming, raw molecule phase
It is mutually overlapped and then moisture and corrosive media is effectively obstructed, play good acid and alkali-resistance corrosion resistance；Research experiment card
It is bright, the corrosion inhibitor of preparation is added into anticorrosive paint of the invention, can significantly improve the density and hardness of anticorrosive paint,
Improve its heat resistance and corrosion resistance.
3, inventive formulation science, proportion are rigorous, gained anticorrosive paint can prolonged application in high temperature and relatively harsh
In corrosive environment, chemical reaction kettle can be effectively protected not by corrosivity such as touching acidic materials, alkaline matter and organic solvents
Damage of materials solves anticorrosive paint in the prior art and contains a large amount of volatile organic matter, generates to environment and human body harmful
Effect, and itself environment resistant difference, non-refractory, service life is shorter under the high temperature conditions, is lost for a long time using easy aging
The problem of effect, preparation method is simple, and preparation condition is mild, easy to industrialized production, can must be widely applied.
Specific embodiment
Combined with specific embodiments below the present invention is made further to explain.
Embodiment one
A kind of chemical reaction kettle anticorrosive paint proposed by the present invention, the raw material including following parts by weight: water soluble acrylic acid
40 parts of resin, 40 parts of carbamide resin, 20 parts of epoxy resin, 5 parts of aluminium dihydrogen phosphate, 2 parts of dimercaptodimethyl ammonium chloride, fluorine carbon cream
10 parts of liquid, 3 parts of ammonium polyphosphate, 8 parts of corrosion inhibitor, 1 part of titanate coupling agent, 1 part of antioxidant, 1 part of levelling agent；
The antioxidant by mass ratio be the p-phenylenediamine of 3:3:1, bis- (3,5- three-level butyl -4- hydroxy phenyl) thioethers and
Three monooctyl esters compound；
The corrosion inhibitor is made by following methods:
S1, the distannous citrate of the ammonium acetate of 5 parts by weight, the copper acetate of 5 parts by weight and 1 parts by weight is added jointly
Into reaction kettle, the deionized water of 30 parts by weight is added to be warming up to 135 DEG C after mixing, is cooled to 80 DEG C after keeping the temperature 1h, is added 2
The 1-hydroxy ethylidene-1,1-diphosphonic acid of parts by weight is added acetic acid and adjusts pH value to 5.2, continues to be uniformly mixed to obtain mixture I；
S2, by the Castor Oil Phosphate Ester Salt of 1 parts by weight, the methoxy cinnamic acid ethylhexyl ester of 1 parts by weight and 15 parts by weight
Polyether polyol mixing after be warming up to 100 DEG C, mixture I is added with the revolving speed of 600r/min and is stirred 10min, must corrode
Inhibitor.
A kind of preparation method of chemical reaction kettle anticorrosive paint, comprising the following steps:
S1, the parts by weight of the specific gravity are weighed water-based acrylic resin, carbamide resin, epoxy resin, aluminium dihydrogen phosphate,
Dimercaptodimethyl ammonium chloride, fluorine carbon emulsion, ammonium polyphosphate, corrosion inhibitor, titanate coupling agent, antioxidant, levelling agent；
S2, fluorine carbon emulsion and corrosion inhibitor are added to grinder jointly, after being fully ground 20min, didecyl is added
Alkyl dimethyl ammonium chloride, stir process 5min obtains mixture A after being warming up to 70 DEG C；
S3, water-based acrylic resin, carbamide resin and epoxy resin are added in mixing machine jointly, with 1000r/min
Revolving speed be stirred 10min at 130 DEG C, aluminium dihydrogen phosphate be then added while stirring, be uniformly mixed to obtain mixture B；
S4, mixture A is added in mixture B, is added while stirring at 110 DEG C with the revolving speed of 1000r/min
Ammonium polyphosphate, antioxidant and levelling agent, stirring to the anticorrosive paint to obtain the final product that is uniformly dispersed.
Embodiment two
A kind of chemical reaction kettle anticorrosive paint proposed by the present invention, the raw material including following parts by weight: water soluble acrylic acid
50 parts of resin, 50 parts of carbamide resin, 25 parts of epoxy resin, 8 parts of aluminium dihydrogen phosphate, 3.5 parts of dimercaptodimethyl ammonium chloride, fluorine carbon
14 parts of lotion, 4.5 parts of ammonium polyphosphate, 10 parts of corrosion inhibitor, 2 parts of titanate coupling agent, 2 parts of antioxidant, 2 parts of levelling agent；
The antioxidant by mass ratio be the p-phenylenediamine of 3:3:1, bis- (3,5- three-level butyl -4- hydroxy phenyl) thioethers and
Three monooctyl esters compound；
The corrosion inhibitor is made by following methods:
S1, the distannous citrate of the ammonium acetate of 8 parts by weight, the copper acetate of 8 parts by weight and 1.5 parts by weight is added jointly
Enter into reaction kettle, the deionized water of 40 parts by weight is added to be warming up to 135~155 DEG C after mixing, is cooled to after keeping the temperature 1~2h
85 DEG C, the 1-hydroxy ethylidene-1,1-diphosphonic acid of 3.5 parts by weight is added, acetic acid is added and adjusts pH value to 5.5, continues to be uniformly mixed mixed
Close object I；
S2, by the Castor Oil Phosphate Ester Salt of 2 parts by weight, the methoxy cinnamic acid ethylhexyl ester of 2 parts by weight and 20 parts by weight
Polyether polyol mixing after be warming up to 110 DEG C, mixture I is added with the revolving speed of 700r/min and is stirred 15min, must corrode
Inhibitor.
A kind of preparation method of chemical reaction kettle anticorrosive paint, comprising the following steps:
S1, the parts by weight of the specific gravity are weighed water-based acrylic resin, carbamide resin, epoxy resin, aluminium dihydrogen phosphate,
Dimercaptodimethyl ammonium chloride, fluorine carbon emulsion, ammonium polyphosphate, corrosion inhibitor, titanate coupling agent, antioxidant, levelling agent；
S2, fluorine carbon emulsion and corrosion inhibitor are added to grinder jointly, after being fully ground 30min, didecyl is added
Alkyl dimethyl ammonium chloride, stir process 8min obtains mixture A after being warming up to 80 DEG C；
S3, water-based acrylic resin, carbamide resin and epoxy resin are added in mixing machine jointly, with 1500r/min
Revolving speed be stirred 15min at 140 DEG C, aluminium dihydrogen phosphate be then added while stirring, be uniformly mixed to obtain mixture B；
S4, mixture A is added in mixture B, is added while stirring at 120 DEG C with the revolving speed of 1500r/min
Ammonium polyphosphate, antioxidant and levelling agent, stirring to the anticorrosive paint to obtain the final product that is uniformly dispersed.
Embodiment three
A kind of chemical reaction kettle anticorrosive paint proposed by the present invention, the raw material including following parts by weight: water soluble acrylic acid
60 parts of resin, 60 parts of carbamide resin, 30 parts of epoxy resin, 12 parts of aluminium dihydrogen phosphate, 5 parts of dimercaptodimethyl ammonium chloride, fluorine carbon
18 parts of lotion, 6 parts of ammonium polyphosphate, 12 parts of corrosion inhibitor, 3 parts of titanate coupling agent, 3 parts of antioxidant, 3 parts of levelling agent；
The antioxidant by mass ratio be the p-phenylenediamine of 3:3:1, bis- (3,5- three-level butyl -4- hydroxy phenyl) thioethers and
Three monooctyl esters compound；
The corrosion inhibitor is made by following methods:
S1, the distannous citrate of the ammonium acetate of 10 parts by weight, the copper acetate of 10 parts by weight and 2 parts by weight is added jointly
Enter into reaction kettle, the deionized water of 50 parts by weight is added to be warming up to 155 DEG C after mixing, is cooled to 90 DEG C after keeping the temperature 2h, adds
Enter the 1-hydroxy ethylidene-1,1-diphosphonic acid of 5 parts by weight, acetic acid is added and adjusts pH value to 5.8, continues to be uniformly mixed to obtain mixture I；
S2, by the Castor Oil Phosphate Ester Salt of 3 parts by weight, the methoxy cinnamic acid ethylhexyl ester of 3 parts by weight and 25 parts by weight
Polyether polyol mixing after be warming up to 120 DEG C, mixture I is added with the revolving speed of 800r/min and is stirred 20min, must corrode
Inhibitor.
A kind of preparation method of chemical reaction kettle anticorrosive paint, comprising the following steps:
S1, the parts by weight of the specific gravity are weighed water-based acrylic resin, carbamide resin, epoxy resin, aluminium dihydrogen phosphate,
Dimercaptodimethyl ammonium chloride, fluorine carbon emulsion, ammonium polyphosphate, corrosion inhibitor, titanate coupling agent, antioxidant, levelling agent；
S2, fluorine carbon emulsion and corrosion inhibitor are added to grinder jointly, after being fully ground 40min, didecyl is added
Alkyl dimethyl ammonium chloride, stir process 10min obtains mixture A after being warming up to 90 DEG C；
S3, water-based acrylic resin, carbamide resin and epoxy resin are added in mixing machine jointly, with 2000r/min
Revolving speed be stirred 20min at 150 DEG C, aluminium dihydrogen phosphate be then added while stirring, be uniformly mixed to obtain mixture B；
S4, mixture A is added in mixture B, is added while stirring at 130 DEG C with the revolving speed of 2000r/min
Ammonium polyphosphate, antioxidant and levelling agent, stirring to the anticorrosive paint to obtain the final product that is uniformly dispersed.
Comparative example one: the corrosion inhibitor in embodiment one is replaced with into zinc dialkyl dithiophosphate, rest part is same
Embodiment one.
Comparative example two
A kind of chemical reaction kettle anticorrosive paint proposed by the present invention, the raw material including following parts by weight: water soluble acrylic acid
40 parts of resin, 40 parts of carbamide resin, 20 parts of epoxy resin, 5 parts of aluminium dihydrogen phosphate, 2 parts of dimercaptodimethyl ammonium chloride, fluorine carbon cream
10 parts of liquid, 3 parts of ammonium polyphosphate, 8 parts of corrosion inhibitor, 1 part of titanate coupling agent, 1 part of antioxidant, 1 part of levelling agent；
The antioxidant by mass ratio be the p-phenylenediamine of 3:3:1, bis- (3,5- three-level butyl -4- hydroxy phenyl) thioethers and
Three monooctyl esters compound；
The corrosion inhibitor is made by following methods:
S1, the distannous citrate of the ammonium acetate of 5 parts by weight, the copper acetate of 5 parts by weight and 1 parts by weight is added jointly
Into reaction kettle, the deionized water of 30 parts by weight is added to be warming up to 135 DEG C after mixing, is cooled to 80 DEG C after keeping the temperature 1h, is added 2
The 1-hydroxy ethylidene-1,1-diphosphonic acid of parts by weight is added acetic acid and adjusts pH value to 5.2, continues to be uniformly mixed to obtain mixture I；
S2, by the Castor Oil Phosphate Ester Salt of 1 parts by weight, the methoxy cinnamic acid ethylhexyl ester of 1 parts by weight and 15 parts by weight
Polyether polyol mixing after be warming up to 100 DEG C, mixture I is added with the revolving speed of 600r/min and is stirred 10min, must corrode
Inhibitor.
A kind of preparation method of chemical reaction kettle anticorrosive paint, comprising the following steps:
S1, the parts by weight of the specific gravity are weighed water-based acrylic resin, carbamide resin, epoxy resin, aluminium dihydrogen phosphate,
Dimercaptodimethyl ammonium chloride, fluorine carbon emulsion, ammonium polyphosphate, corrosion inhibitor, titanate coupling agent, antioxidant, levelling agent；
S2, water-based acrylic resin, carbamide resin and epoxy resin are added in mixing machine jointly, with 1000r/min
Revolving speed be stirred 10min at 130 DEG C, aluminium dihydrogen phosphate be then added while stirring, be uniformly mixed to obtain mixture A；
S3, fluorine carbon emulsion, corrosion inhibitor and dimercaptodimethyl ammonium chloride are added to jointly in mixture A, with
Ammonium polyphosphate, antioxidant and levelling agent is added at 110 DEG C in the revolving speed of 1000r/min while stirring, and stirring is to being uniformly dispersed
Up to anticorrosive paint.
The performance of the anticorrosive paint prepared in testing example one~tri- and comparative example one, two respectively, obtains following knot
Fruit:
Table:
In table: heat resistance analysis: coating anticorrosive paint in the test piece Jing Guo decontamination processing, and test piece is dried in 280 DEG C
It after roasting 10min, is put into the Ovenized electric furnace of potential difference meter verification, temperature is increased by 5 DEG C/min, with furnace temperature to requirement of experiment
Temperature starts timing, sample after continuous high temperature, take out, be cooled to room temperature (25 DEG C), with amplification sem observation coating surface situation,
Such as no cracking, obscission, that is, illustrate that coating heat resistance can be good.
Adhesive force test: it is tested according to GB/T9286-1998.
Hardness test: it is tested according to GB/T6739-1996.
Paint film acid proof test: coating anticorrosive paint in the test piece Jing Guo decontamination processing, and test piece is toasted in 280 DEG C
After 10min, it is placed in 3% aqueous acetic acid boiled, is taken out every half an hour, coating surface situation is observed, such as without blistering, fall off
Phenomenon illustrates that coating is acidproof good.
As shown in Table 1: adhesive force, high temperature resistance, the corrosion resistant of the anticorrosive paint prepared in the embodiment of the present invention one~tri-
Corrosion can and hardness considerably beyond the anticorrosive paint prepared in comparative example one, two, comprehensive performance is good.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of chemical reaction kettle anticorrosive paint, which is characterized in that the raw material including following parts by weight: water-based acrylic resin
40~60 parts, 40~60 parts of carbamide resin, 20~30 parts of epoxy resin, 5~12 parts of aluminium dihydrogen phosphate, didecyldimethylammonium chlorination
2~5 parts of ammonium, 10~18 parts of fluorine carbon emulsion, 3~6 parts of ammonium polyphosphate, 8~12 parts of corrosion inhibitor, titanate coupling agent 1~3
Part, 1~3 part of antioxidant, 1~3 part of levelling agent；
The corrosion inhibitor is made by following methods:
S1, by the ammonium acetate of 5~10 parts by weight, the distannous citrate of the copper acetate of 5~10 parts by weight and 1~2 parts by weight
It is added in reaction kettle jointly, the deionized water of 30~50 parts by weight is added to be warming up to 135~155 DEG C after mixing, heat preservation 1~
It is cooled to 80~90 DEG C after 2h, the 1-hydroxy ethylidene-1,1-diphosphonic acid of 2~5 parts by weight is added, acetic acid is added and adjusts pH value to 5.2~5.8,
Continue to be uniformly mixed to obtain mixture I；
S2, by the Castor Oil Phosphate Ester Salt of 1~3 parts by weight, the methoxy cinnamic acid ethylhexyl ester and 15~25 of 1~3 parts by weight
100~120 DEG C are warming up to after the polyether polyol mixing of parts by weight, mixture I is added and is stirred with the revolving speed of 600~800r/min
10~20min is mixed, corrosion inhibitor is obtained.
2. a kind of chemical reaction kettle anticorrosive paint according to claim 1, which is characterized in that including following parts by weight
Raw material: 45~55 parts of water-based acrylic resin, 45~55 parts of carbamide resin, 22~28 parts of epoxy resin, aluminium dihydrogen phosphate 6~10
Part, 3~4 parts of dimercaptodimethyl ammonium chloride, 12~16 parts of fluorine carbon emulsion, 4~5 parts of ammonium polyphosphate, corrosion inhibitor 9~11
Part, 1.5~2.5 parts of titanate coupling agent, 1.5~2.5 parts of antioxidant, 1.5~2.5 parts of levelling agent.
3. a kind of chemical reaction kettle anticorrosive paint according to claim 1 or 2, which is characterized in that including following weight
The raw material of part: 50 parts of water-based acrylic resin, 50 parts of carbamide resin, 25 parts of epoxy resin, 8 parts of aluminium dihydrogen phosphate, didecyl two
3.5 parts of ammonio methacrylate, 4.5 parts of ammonium polyphosphate, 10 parts of corrosion inhibitor, 2 parts of titanate coupling agent, resists 14 parts of fluorine carbon emulsion
2 parts of oxygen agent, 2 parts of levelling agent.
4. a kind of chemical reaction kettle anticorrosive paint according to claim 1 or 2, which is characterized in that the antioxidant by
Mass ratio is that p-phenylenediamine, bis- (3,5- three-level butyl -4- hydroxy phenyl) thioethers and three monooctyl esters of 3:3:1 compound.
5. the preparation method of chemical reaction kettle anticorrosive paint according to claim 1-4, which is characterized in that packet
Include following steps:
S1, the parts by weight of the specific gravity are weighed into water-based acrylic resin, carbamide resin, epoxy resin, aluminium dihydrogen phosphate, didecyl
Base alkyl dimethyl ammonium chloride, fluorine carbon emulsion, ammonium polyphosphate, corrosion inhibitor, titanate coupling agent, antioxidant, levelling agent；
S2, fluorine carbon emulsion and corrosion inhibitor are added to grinder jointly, after being fully ground 20~40min, didecyl is added
Alkyl dimethyl ammonium chloride, 5~10min of stir process obtains mixture A after being warming up to 70~90 DEG C；
S3, water-based acrylic resin, carbamide resin and epoxy resin are added in mixing machine jointly, with 1000~2000r/
The revolving speed of min is stirred 10~20min at 130~150 DEG C, and aluminium dihydrogen phosphate is then added while stirring, and mixing is equal
It is even to obtain mixture B；
S4, mixture A is added in mixture B, with the revolving speed of 1000~2000r/min, at 110~130 DEG C, side stirring
Ammonium polyphosphate, antioxidant and levelling agent, stirring to the anticorrosive paint to obtain the final product that is uniformly dispersed is added in side.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2778721A1 (en) * | 2009-11-02 | 2011-05-05 | Baker Hugues Incorporated | Method of mitigating corrosion rate of oilfield tubular goods |
| CN105484322A (en) * | 2015-12-23 | 2016-04-13 | 武汉广益交通科技股份有限公司 | Anti-freezing preservative for cold region tunnel fire protection and use method thereof |
| CN105567067A (en) * | 2016-02-05 | 2016-05-11 | 东南大学 | Organic and inorganic hybrid waterproof paint and preparation method thereof |
| CN105838186A (en) * | 2016-03-25 | 2016-08-10 | 东北石油大学 | Novel anti-corrosion coating and preparation method thereof |
| JP6619920B2 (en) * | 2015-12-16 | 2019-12-11 | 株式会社Uacj | Pre-coated aluminum material |
-
2018
- 2018-10-27 CN CN201811262661.6A patent/CN109517467B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2778721A1 (en) * | 2009-11-02 | 2011-05-05 | Baker Hugues Incorporated | Method of mitigating corrosion rate of oilfield tubular goods |
| JP6619920B2 (en) * | 2015-12-16 | 2019-12-11 | 株式会社Uacj | Pre-coated aluminum material |
| CN105484322A (en) * | 2015-12-23 | 2016-04-13 | 武汉广益交通科技股份有限公司 | Anti-freezing preservative for cold region tunnel fire protection and use method thereof |
| CN105567067A (en) * | 2016-02-05 | 2016-05-11 | 东南大学 | Organic and inorganic hybrid waterproof paint and preparation method thereof |
| CN105838186A (en) * | 2016-03-25 | 2016-08-10 | 东北石油大学 | Novel anti-corrosion coating and preparation method thereof |
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