CN110499087A - A method of improving power distribution cabinet surface corrosion resistance can - Google Patents
A method of improving power distribution cabinet surface corrosion resistance can Download PDFInfo
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- CN110499087A CN110499087A CN201910710166.5A CN201910710166A CN110499087A CN 110499087 A CN110499087 A CN 110499087A CN 201910710166 A CN201910710166 A CN 201910710166A CN 110499087 A CN110499087 A CN 110499087A
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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
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- 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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
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- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
The present invention relates to new material processing technique fields, disclose a kind of method of raising power distribution cabinet surface corrosion resistance energy, it is regular by research electrochemical corrosion principle and the physical and chemical properties change for corroding dirty layer, in protective coating preparation process, using lanthana as raw material, centered on atom with special electronic structure, utilize magnesium ion, meta-aluminic acid root prepares the more metal materials of stratiform, organic structure modification is carried out to it forms compound system, it is added in epoxy coating, coated in power distribution cabinet, improve the thermal stability and chemical stability of metal material, free energy is positive value, liquid phase is prevented to transmit, inhibit the progress of corrosion, by in mass transport process, it is adsorbing, electric charge transfer, resistance is set in electrochemical reaction, limit the reaction of electrode in electrochemical reaction, effectively inhibit electrochemical corrosion, so that disliking There is excellent Corrosion Protection under bad working environment, improve the safety and service life of power distribution cabinet.
Description
Technical field
The invention belongs to new material processing technique fields, and in particular to a kind of raising power distribution cabinet surface corrosion resistance energy
Method.
Background technique
Power distribution cabinet (case) sub-power power distribution cabinet (case) and light distribution cabinet (case), metering cabinet (case), are the ends of distribution system
Grade equipment.Power distribution cabinet is the general designation of motor control center.Power distribution cabinet is used in the occasion that load is more dispersed, circuit is less;
The occasion that motor control center concentrates for load, circuit is more.Their electric energy a certain circuit of upper level controller switching equipment
Distribute to nearest load.This grade of equipment reply load provides protection, monitoring and control.Due to some special working environments,
So that power distribution cabinet needs to be exposed in rugged environment, to aggravate the corrosion of power distribution cabinet, so that safety and making
Seriously fallen sharply with the service life.
The protection form of coating is mostly used to reach anticorrosion ability on existing power distribution cabinet, however the painting of general performance
Material is lower for the prevention of the electrochemical corrosion of cabinet body, leads to the contact surface of coating and cabinet body still and will form the dirty layer of corrosion,
Protection effect is lost, corrosion rate has been aggravated, under the leaching brush of rainwater, the related corrosion layer of coating peels off together, dangerous power distribution cabinet
Safe operation.
Summary of the invention
The purpose of the present invention is be directed to existing problem, provide it is a kind of raising power distribution cabinet surface corrosion resistance can
Method strengthens external Corrosion Protection, to delay internal corrosion, so that preventing under harsh environments with excellent
Corrosive nature improves the safety and service life of power distribution cabinet.
The present invention is achieved by the following technical solutions:
A method of power distribution cabinet surface corrosion resistance energy is improved, uses 120 mesh sand paper to polish on power distribution cabinet surface
10-15 minutes, sodium silicate aqueous solution, acetone, ethyl alcohol immersion treatment 3-4 minutes are then successively used, surface liquid is dried after processing
Body is put into drying 3-4 hours in 80-90 DEG C of drying box, is coated with using anticorrosive paint, is subsequently placed in air dry oven and solidifies
1.5-2.0 hours, solidification temperature was 125-130 DEG C, obtained corrosion-resistant power distribution cabinet, the preparation process packet of the anticorrosive paint
Include following steps:
(1) it weighs 3.3-3.4 grams of lanthana and 6.6-6.8 grams of magnesia is placed in beaker A, 40-50 milliliters are added under stiring
Hydrochloric acid solution weighs 1.7-1.8 grams of phthalic acid list isopropyl alcohol ester and is placed in beaker B, and 30-35 milliliters of hydrogen are added under stiring
Aqueous solution of sodium oxide, heating water bath are warming up to 45-55 DEG C, insulated and stirred 20-30 minutes, weigh 4.0-4.4 grams of stearic acid sodium and
3.5-4.0 grams of sodium metaaluminate is placed in beaker C, 70-80 ml deionized water is added under stiring, after being uniformly dispersed, by beaker B
In material pour into, be uniformly mixed, then the material in beaker A is poured into, continue to be uniformly mixed, mixture is placed in
It is heated 60-70 minutes in 85-90 DEG C of thermostat water bath, it is 3-4 hours still aging, after being cooled to room temperature, 45-55 milliliters of second are added
Alcohol ultrasonic disperse 15-20 minutes, dispersion is transferred in reaction kettle, carries out compressive reaction, and reaction temperature is 130-135 DEG C,
Reaction time is 6-8 hours, after reaction, makes to be washed with deionized to pH value between 7.1-7.2, suction filtration is placed on
It is 9-10 hours dry in 70-80 DEG C of baking oven, it then grinds 20-30 minutes in the agate mortar, obtains the thin of even particle size
Powder；
(2) each ingredient: 185-190 parts of bisphenol A epoxide resin, 1.8-2.0 parts of dispersing agent, defoaming agent 0.9- is weighed according to parts by weight
1.0 parts, 8-12 parts of dimethicone, 15-16 parts of filler, 3.0-3.5 parts of silane coupling agent, 2.0-2.2 parts of curing agent, n-butanol
280-300 parts, be prepared 0.5-0.7 parts of material of step (1), bisphenol A epoxide resin is mixed with n-butanol solvent, is heated up
To 70-72 DEG C, stirs 25-30 minutes, sequentially add dispersing agent, defoaming agent, dimethicone and silane coupling agent, then gradually
It is cooled to 26-30 DEG C, the material that step (1) is prepared is added, ultrasonic disperse 40-50 minutes, filler is added in 1800-2000
Rev/min speed under stir 60-70 minutes, curing agent is then added and is uniformly mixed.
It is further described as to above scheme, sodium silicate aqueous solution mass concentration is 4.5-4.8%.
It is further described as to above scheme, step (1) the hydrochloric acid solution mass concentration is 33-35%.
It is further described as to above scheme, step (1) the sodium hydroxide solution mass concentration is 25-30%.
It is further described as to above scheme, pressure is 1.45-1.50MPa in step (1) described compressive reaction.
It is further described as to above scheme, step (1) the fine powder particle size is between 80-120 nanometers.
It is further described as to above scheme, step (2) filler is titanium dioxide.
The present invention has the advantage that the power distribution cabinet in order to solve to work under particular surroundings to anti-corrosive properties compared with prior art
Can more demanding, the problems such as preferable protection effect is not achieved in the prior art, the present invention provides a kind of raising power distribution cabinets
The method of body surface surface corrosive energy, it is regular by research electrochemical corrosion principle and the physical and chemical properties change for corroding dirty layer,
In protective coating preparation process, using lanthana as raw material, with special electronic structure atom centered on, using magnesium from
Son, meta-aluminic acid root prepare the more metal materials of stratiform, and organic structure modification is carried out to it and forms compound system, is added to epoxy resin
In coating, it is coated in power distribution cabinet, improves the thermal stability and chemical stability of metal material, free energy is positive value,
It prevents liquid phase from transmitting, inhibits the progress of corrosion, by being arranged in mass transport process in absorption, electric charge transfer, electrochemical reaction
Resistance limits the reaction of electrode in electrochemical reaction, hinders the mass transport process of cabinet body metal material surface corrosive medium, effectively
Inhibit electrochemical corrosion, meanwhile, the coating abrasion performance is good, has excellent comprehensive performance, and architectural characteristic can be good at solving
Certainly existing coating resistance to electrochemical corrosion is poor, the problem of aggravating corrosion rate is peeled off in easy fouling, strengthens external Corrosion Protection,
To delay internal corrosion, so that having excellent Corrosion Protection under harsh environments, power distribution cabinet is improved
Safety and service life, the present invention efficiently solves the power distribution cabinet to work under particular surroundings and wants to antiseptic property
Ask higher, the problem of preferable protection effect is not achieved in the prior art improves the Corrosion Protection of power distribution cabinet, improves and applies
Layer quality, extends the application range of power distribution cabinet, can be realized resource maximization and utilizes and protect the realistic meaning of environment, right
There is higher-value in power distribution cabinet safe operation, remarkably promote power information system healthy and rapid development and resource sustainable development
Exhibition is a kind of technical solution being extremely worth of widely use.
Specific embodiment
To make the purpose of the present invention, technical solution and effect clearer, clear and definite, combined with specific embodiments below to this hair
It is bright to be described further, it should be understood that the specific embodiments described herein are merely illustrative of the present invention, is not used to limit
Technical solution provided by the present invention.
Embodiment 1
A method of power distribution cabinet surface corrosion resistance energy is improved, uses 120 mesh sand paper to polish on power distribution cabinet surface
10 minutes, sodium silicate aqueous solution, acetone, ethyl alcohol immersion treatment 3 minutes are then successively used, surface liquid is dried after processing, is put
Enter drying 3 hours in 80 DEG C of drying boxes, be coated with using anticorrosive paint, be subsequently placed in air dry oven and solidify 1.5 hours, solidifies
Temperature is 125 DEG C, obtains corrosion-resistant power distribution cabinet, the preparation process of the anticorrosive paint the following steps are included:
(1) 3.3 grams of lanthanas are weighed and 6.6 grams of magnesia are placed in beaker A, 40 milliliters of hydrochloric acid solutions are added under stiring, are claimed
It takes 1.7 grams of phthalic acid list isopropyl alcohol esters to be placed in beaker B, 30 milliliters of sodium hydrate aqueous solutions, water-bath is added under stiring
45 DEG C are heated to, insulated and stirred 20 minutes, 4.0 grams of stearic acid sodium is weighed and 3.5 grams of sodium metaaluminates is placed in beaker C, In
70 ml deionized waters are added with stirring, after being uniformly dispersed, the material in beaker B is poured into, is uniformly mixed, then by beaker
Material in A pours into, and continues to be uniformly mixed, and mixture is placed in 85 DEG C of thermostat water baths and is heated 60 minutes, stands old
Change 3 hours, after being cooled to room temperature, 45 milliliters of ethyl alcohol is added, ultrasonic disperse 15 minutes, dispersion are transferred in reaction kettle, into
Row compressive reaction, reaction temperature are 130 DEG C, and the reaction time is 6 hours, after reaction, make to be washed with deionized to pH value
Between 7.1-7.2, suction filtration is placed in 70 DEG C of baking ovens 9 hours dry, then grinds 20 minutes in the agate mortar, obtains
Grain fine powder of uniform size；
(2) each ingredient: 185 parts of bisphenol A epoxide resin, 1.8 parts of dispersing agent, 0.9 part of defoaming agent, dimethyl is weighed according to parts by weight
The object that 8 parts of silicone oil, 15 parts of filler, 3.0 parts of silane coupling agent, 2.0 parts of curing agent, 280 parts of n-butanol, step (1) are prepared
0.5 part of material, bisphenol A epoxide resin is mixed with n-butanol solvent, is warming up to 70 DEG C, stirring 25 minutes, sequentially add dispersing agent,
Then defoaming agent, dimethicone and silane coupling agent are gradually cooled to 26 DEG C, the material that step (1) is prepared is added, and surpass
Sound disperses 40 minutes, and filler is added and stirs under 1800 revs/min of speed 60 minutes, curing agent is then added and is stirred
It is even.
It is further described as to above scheme, sodium silicate aqueous solution mass concentration is 4.5%.
It is further described as to above scheme, step (1) the hydrochloric acid solution mass concentration is 33%.
It is further described as to above scheme, step (1) the sodium hydroxide solution mass concentration is 25%.
It is further described as to above scheme, pressure is 1.45MPa in step (1) described compressive reaction.
It is further described as to above scheme, step (1) the fine powder particle size is between 80-120 nanometers.
It is further described as to above scheme, step (2) filler is titanium dioxide.
Embodiment 2
A method of power distribution cabinet surface corrosion resistance energy is improved, uses 120 mesh sand paper to polish on power distribution cabinet surface
12 minutes, sodium silicate aqueous solution, acetone, ethyl alcohol immersion treatment 3.5 minutes are then successively used, surface liquid is dried after processing,
Drying 3.5 hours in 85 DEG C of drying boxes are put into, is coated with using anticorrosive paint, is subsequently placed in air dry oven and solidifies 1.8 hours,
Solidification temperature is 128 DEG C, obtains corrosion-resistant power distribution cabinet, the preparation process of the anticorrosive paint the following steps are included:
(1) 3.35 grams of lanthanas are weighed and 6.7 grams of magnesia are placed in beaker A, 45 milliliters of hydrochloric acid solutions are added under stiring, are claimed
It takes 1.75 grams of phthalic acid list isopropyl alcohol esters to be placed in beaker B, 32 milliliters of sodium hydrate aqueous solutions, water-bath is added under stiring
50 DEG C are heated to, insulated and stirred 25 minutes, 4.2 grams of stearic acid sodium is weighed and 3.8 grams of sodium metaaluminates is placed in beaker C, In
75 ml deionized waters are added with stirring, after being uniformly dispersed, the material in beaker B is poured into, is uniformly mixed, then by beaker
Material in A pours into, and continues to be uniformly mixed, and mixture is placed in 88 DEG C of thermostat water baths and is heated 65 minutes, stands old
Change 3.5 hours, after being cooled to room temperature, 50 milliliters of ethyl alcohol be added, ultrasonic disperse 18 minutes, dispersion are transferred in reaction kettle,
Compressive reaction is carried out, reaction temperature is 132 DEG C, and the reaction time is 7 hours, after reaction, makes to be washed with deionized to pH
For value between 7.1-7.2, suction filtration is placed on drying 9.5 hours in 75 DEG C of baking ovens, then grinds 25 minutes, obtains in the agate mortar
To the fine powder of even particle size；
(2) each ingredient: 188 parts of bisphenol A epoxide resin, 1.9 parts of dispersing agent, 0.95 part of defoaming agent, diformazan is weighed according to parts by weight
10 parts of base silicone oil, 15.5 parts of filler, 3.2 parts of silane coupling agent, 2.1 parts of curing agent, 290 parts of n-butanol, step (1) are prepared
0.6 part of material, bisphenol A epoxide resin is mixed with n-butanol solvent, is warming up to 71 DEG C, is stirred 28 minutes, is sequentially added point
Then powder, defoaming agent, dimethicone and silane coupling agent are gradually cooled to 28 DEG C, the object that step (1) is prepared is added
Material ultrasonic disperse 45 minutes, is added filler and stirs under 1900 revs/min of speed 65 minutes, curing agent stirring is then added
It is uniformly mixed.
It is further described as to above scheme, sodium silicate aqueous solution mass concentration is 4.6%.
It is further described as to above scheme, step (1) the hydrochloric acid solution mass concentration is 34%.
It is further described as to above scheme, step (1) the sodium hydroxide solution mass concentration is 28%.
It is further described as to above scheme, pressure is 1.48MPa in step (1) described compressive reaction.
It is further described as to above scheme, step (1) the fine powder particle size is between 80-120 nanometers.
It is further described as to above scheme, step (2) filler is titanium dioxide.
Embodiment 3
A method of power distribution cabinet surface corrosion resistance energy is improved, uses 120 mesh sand paper to polish on power distribution cabinet surface
15 minutes, sodium silicate aqueous solution, acetone, ethyl alcohol immersion treatment 4 minutes are then successively used, surface liquid is dried after processing, is put
Enter drying 4 hours in 90 DEG C of drying boxes, be coated with using anticorrosive paint, be subsequently placed in air dry oven and solidify 2.0 hours, solidifies
Temperature is 130 DEG C, obtains corrosion-resistant power distribution cabinet, the preparation process of the anticorrosive paint the following steps are included:
(1) 3.4 grams of lanthanas are weighed and 6.8 grams of magnesia are placed in beaker A, 50 milliliters of hydrochloric acid solutions are added under stiring, are claimed
It takes 1.8 grams of phthalic acid list isopropyl alcohol esters to be placed in beaker B, 35 milliliters of sodium hydrate aqueous solutions, water-bath is added under stiring
55 DEG C are heated to, insulated and stirred 30 minutes, 4.4 grams of stearic acid sodium is weighed and 4.0 grams of sodium metaaluminates is placed in beaker C, In
80 ml deionized waters are added with stirring, after being uniformly dispersed, the material in beaker B is poured into, is uniformly mixed, then by beaker
Material in A pours into, and continues to be uniformly mixed, and mixture is placed in 90 DEG C of thermostat water baths and is heated 70 minutes, stands old
Change 4 hours, after being cooled to room temperature, 55 milliliters of ethyl alcohol is added, ultrasonic disperse 20 minutes, dispersion are transferred in reaction kettle, into
Row compressive reaction, reaction temperature are 135 DEG C, and the reaction time is 8 hours, after reaction, make to be washed with deionized to pH value
Between 7.1-7.2, suction filtration is placed on drying 10 hours in 80 DEG C of baking ovens, then grinds 30 minutes, obtains in the agate mortar
The fine powder of even particle size；
(2) each ingredient: 190 parts of bisphenol A epoxide resin, 2.0 parts of dispersing agent, 1.0 parts of defoaming agent, dimethyl is weighed according to parts by weight
The object that 12 parts of silicone oil, 16 parts of filler, 3.5 parts of silane coupling agent, 2.2 parts of curing agent, 300 parts of n-butanol, step (1) are prepared
0.7 part of material, bisphenol A epoxide resin is mixed with n-butanol solvent, is warming up to 72 DEG C, stirring 30 minutes, sequentially add dispersing agent,
Then defoaming agent, dimethicone and silane coupling agent are gradually cooled to 30 DEG C, the material that step (1) is prepared is added, and surpass
Sound disperses 50 minutes, and filler is added and stirs under 2000 revs/min of speed 70 minutes, curing agent is then added and is stirred
It is even.
It is further described as to above scheme, sodium silicate aqueous solution mass concentration is 4.8%.
It is further described as to above scheme, step (1) the hydrochloric acid solution mass concentration is 35%.
It is further described as to above scheme, step (1) the sodium hydroxide solution mass concentration is 30%.
It is further described as to above scheme, pressure is 1.50MPa in step (1) described compressive reaction.
It is further described as to above scheme, step (1) the fine powder particle size is between 80-120 nanometers.
It is further described as to above scheme, step (2) filler is titanium dioxide.
Comparative example 1
Difference with embodiment 1 is only that, in the preparation of anticorrosive paint, omits the addition of lanthana in step (1), remaining holding
Unanimously.
Comparative example 2
Difference with embodiment 2 is only that, in the preparation of anticorrosive paint, omits the addition of magnesia in step (1), remaining holding
Unanimously.
Comparative example 3
Difference with embodiment 3 is only that, in the preparation of anticorrosive paint, omits phthalic acid list isopropyl alcohol ester in step (1)
Addition, remaining is consistent.
Comparative example 4
Difference with embodiment 3 is only that, in the preparation of anticorrosive paint, omits the addition of sodium metaaluminate in step (1), remaining guarantor
It holds consistent.
Comparative example 5
Difference with embodiment 3 is only that in modified fluorescent material preparation, reaction temperature is 150 in compressive reaction in step (1)
DEG C, the reaction time is 4 hours, remaining is consistent.
Comparative experiments
Power distribution cabinet surface corrosion resistance energy is improved using the method for embodiment 1-3 and comparative example 1-5 respectively, according to weight
Part weighs each ingredient: 188 parts of bisphenol A epoxide resin, 1.9 parts of dispersing agent, 0.95 part of defoaming agent, 10 parts of dimethicone, filler
15.5 parts, 3.2 parts of silane coupling agent, 2.1 parts of curing agent, 290 parts of n-butanol, 1.0 parts of graphene oxide works, processing prepare coating
It for control group, is coated using anticorrosive paint made from above-mentioned each group, coating thickness is 15 microns, with the cold bundle of same model
Steel plate is processed into the sample having a size of 25 millimeters 5 millimeters 2 millimeters, and each group method sample preparation 3, test are used during test
Middle holding irrelevant variable is consistent, is tracked and recorded by simulating corrosive environment to paint film property, it is (real to carry out result statistical analysis
Experimental design is carried out using statistical method before testing, is then tested and recorded test data, analysis obtains test result, mistake
Statistical means are made full use of to explain result to the greatest extent in journey), as a result as shown in the table:
(abrasion resistance is measured according to GB/T 9266-2009: after brush board is fixed, with II type coating washability analyzer of JX-
Carry out scrubbing for linear reciprocation)
The present invention efficiently solves the power distribution cabinet to work under particular surroundings to the more demanding of antiseptic property, and the prior art reaches
The problem of less than preferable protection effect, improves the Corrosion Protection of power distribution cabinet, improves coating quality, extends distribution
The application range of cabinet can be realized resource maximization and utilize and protect the realistic meaning of environment, power distribution cabinet is safely operated
With higher-value, power information system healthy and rapid development and resources sustainable development are remarkably promoted, is that one kind is extremely worth
The technical solution that must be promoted the use of.
Claims (7)
1. a kind of method for improving power distribution cabinet surface corrosion resistance energy, which is characterized in that use power distribution cabinet surface
120 mesh sand paper are polished 10-15 minutes, and sodium silicate aqueous solution, acetone, ethyl alcohol immersion treatment 3-4 minutes, processing are then successively used
After dry surface liquid, be put into 80-90 DEG C of drying box 3-4 hour dry, be coated with using anticorrosive paint, be subsequently placed in air blast and do
Solidifying 1.5-2.0 hours in dry case, solidification temperature is 125-130 DEG C, corrosion-resistant power distribution cabinet is obtained, the anticorrosive paint
Preparation process the following steps are included:
(1) it weighs 3.3-3.4 grams of lanthana and 6.6-6.8 grams of magnesia is placed in beaker A, 40-50 milliliters are added under stiring
Hydrochloric acid solution weighs 1.7-1.8 grams of phthalic acid list isopropyl alcohol ester and is placed in beaker B, and 30-35 milliliters of hydrogen are added under stiring
Aqueous solution of sodium oxide, heating water bath are warming up to 45-55 DEG C, insulated and stirred 20-30 minutes, weigh 4.0-4.4 grams of stearic acid sodium and
3.5-4.0 grams of sodium metaaluminate is placed in beaker C, 70-80 ml deionized water is added under stiring, after being uniformly dispersed, by beaker B
In material pour into, be uniformly mixed, then the material in beaker A is poured into, continue to be uniformly mixed, mixture is placed in
It is heated 60-70 minutes in 85-90 DEG C of thermostat water bath, it is 3-4 hours still aging, after being cooled to room temperature, 45-55 milliliters of second are added
Alcohol ultrasonic disperse 15-20 minutes, dispersion is transferred in reaction kettle, carries out compressive reaction, and reaction temperature is 130-135 DEG C,
Reaction time is 6-8 hours, after reaction, makes to be washed with deionized to pH value between 7.1-7.2, suction filtration is placed on
It is 9-10 hours dry in 70-80 DEG C of baking oven, it then grinds 20-30 minutes in the agate mortar, obtains the thin of even particle size
Powder；
(2) each ingredient: 185-190 parts of bisphenol A epoxide resin, 1.8-2.0 parts of dispersing agent, defoaming agent 0.9- is weighed according to parts by weight
1.0 parts, 8-12 parts of dimethicone, 15-16 parts of filler, 3.0-3.5 parts of silane coupling agent, 2.0-2.2 parts of curing agent, n-butanol
280-300 parts, be prepared 0.5-0.7 parts of material of step (1), bisphenol A epoxide resin is mixed with n-butanol solvent, is heated up
To 70-72 DEG C, stirs 25-30 minutes, sequentially add dispersing agent, defoaming agent, dimethicone and silane coupling agent, then gradually
It is cooled to 26-30 DEG C, the material that step (1) is prepared is added, ultrasonic disperse 40-50 minutes, filler is added in 1800-2000
Rev/min speed under stir 60-70 minutes, curing agent is then added and is uniformly mixed.
2. a kind of method for improving power distribution cabinet surface corrosion resistance energy as described in claim 1, which is characterized in that sodium metasilicate
Aqueous solution mass concentration is 4.5-4.8%.
3. a kind of method for improving power distribution cabinet surface corrosion resistance energy as described in claim 1, which is characterized in that step
(1) the hydrochloric acid solution mass concentration is 33-35%.
4. a kind of method for improving power distribution cabinet surface corrosion resistance energy as described in claim 1, which is characterized in that step
(1) the sodium hydroxide solution mass concentration is 25-30%.
5. a kind of method for improving power distribution cabinet surface corrosion resistance energy as described in claim 1, which is characterized in that step
(1) pressure is 1.45-1.50MPa in the compressive reaction.
6. a kind of method for improving power distribution cabinet surface corrosion resistance energy as described in claim 1, which is characterized in that step
(1) the fine powder particle size is between 80-120 nanometers.
7. a kind of method for improving power distribution cabinet surface corrosion resistance energy as described in claim 1, which is characterized in that step
(2) filler is titanium dioxide.
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