CN110079188A - A kind of water-based anticorrosive paint and preparation method thereof of sustainable cathodic protection - Google Patents
A kind of water-based anticorrosive paint and preparation method thereof of sustainable cathodic protection Download PDFInfo
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- CN110079188A CN110079188A CN201910287664.3A CN201910287664A CN110079188A CN 110079188 A CN110079188 A CN 110079188A CN 201910287664 A CN201910287664 A CN 201910287664A CN 110079188 A CN110079188 A CN 110079188A
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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
- 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
- C08K3/02—Elements
- C08K2003/023—Silicon
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Abstract
The present invention provides a kind of water-based anticorrosive paints of sustainable cathodic protection, are able to achieve the reversible reaction of steel corrosion comprising substrate mixture, redox agent composition, auxiliary mixture, curing agent mixture；Described matrix mixture includes 70~100 parts of aqueous epoxy resins, 1~4 portion of emulsion stabilizer, the redox agent composition includes 3~10 parts of photoredox reaction agent, 18~20 parts of modified silicons, the auxiliary mixture includes 0.5~2 part of defoaming agent, 0.5~2 part of levelling agent, 0.5~2 part of coalescing agent, and the curing agent mixture includes 10~18 parts of acid anhydride type curing agents, 1~2 part of curing accelerator；In addition, additionally providing the preparation method of the anticorrosive paint.
Description
Technical field
The present invention relates to anticorrosive paint technology field, the water-based anticorrosive paint of specially a kind of sustainable cathodic protection and its
Preparation method.
Background technique
Steel are to consume most metal materials in the world, have stretch bending intensity it is high, it is from a wealth of sources, cheap, be easy to
The advantages that processing, in fields such as construction timber, machinery, automobile manufacture, household electrical appliance, traffic, application is universal.But steel easily by
Surrounding medium corrosion causes catastrophic failure, seriously threatens the security of the lives and property of people to influence its mechanical property, because
The research of this anticorrosive paint is very necessary.
The corrosion process of metal material is spontaneous, irreversible process from second law of thermodynamics angle analysis, and is passed
System anticorrosive paint can only slow down metal material corrosion rate, can not sustainable cathodic protection steel substrate.
Summary of the invention
Traditional anticorrosive paint can not sustainable cathodic protection steel substrate aiming at the problem that, the present invention provides one kind to hold
The water-based anticorrosive paint of continuous cathodic protection, is able to achieve the reversible reaction of steel corrosion, additionally provides the anticorrosive paint thus
Preparation method.
Its technical solution is such that a kind of water-based anticorrosive paint of sustainable cathodic protection, it is characterised in that: it includes
Substrate mixture, redox agent composition, auxiliary mixture, curing agent mixture；Described matrix mixture includes 70~100
Part aqueous epoxy resins, 1~4 portion of emulsion stabilizer, the redox agent composition include 3~10 parts of photoredox reactions
Agent, 18~20 parts of modified silicons, the auxiliary mixture include 0.5~2 part of defoaming agent, 0.5~2 part of levelling agent, 0.5~2 part at
Film auxiliary agent, the curing agent mixture include 10~18 parts of acid anhydride type curing agents, 1~2 part of curing accelerator.
It is further characterized by:
The aqueous epoxy resins model AERSTM6053, the emulsion stabilizer are propylene glycol monomethyl ether；
The photoredox reaction agent composition raw material is TiO2 or ZnO or BiVO4 or CeO2 or g-C3N4, partial size 0.5
~100 μm；
The modified silicon is organosilicon or silicon powder or simple substance silica flour, and partial size is 0.1~10 μm；
The model ZW-387 of the defoaming agent；
The levelling agent model AL-195；
The coalescing agent model Texanol ester alcohol；
The acid anhydride type curing agent is phthalic anhydride or tetrabydrophthalic anhydride or trimellitic anhydride glyceride；It is described
Curing accelerator is DMP-30.
A kind of preparation method of the water-based anticorrosive paint of sustainable cathodic protection, it is characterised in that: itself the following steps are included:
A uses rotary agitator to stir 3~10 points with 100~300 revs/min of revolving speed after above-mentioned substrate mixture proportion
Clock；
B carries out grinding 10~15 minutes to it, then screen out bulky grain mixture after above-mentioned reductant-oxidant mixture ratio,
Sonic oscillation instrument is finally used to apply vibration frequency to it as the sonic oscillation of 10~30 kHz；
C uses rotary agitator to stir 3 with 1000~1200 revs/min of revolving speed after above-mentioned curing agent mixture proportion
~5 minutes；
D handles substrate mixture that step a is handled, step b redox agent composition, the step c handled
The curing agent mixture arrived and the above-mentioned auxiliary mixture mixing after proportion, use frequency conversion dispersion machine with 100~300
Rev/min revolving speed stir 10~15 minutes.
It is further characterized by:
The equipment used is ground in step b as ultra-fine layer ball mill；The equipment used is screened out in step b as 400~1000 mesh point
Sample sieve.
Using the coating of such formula and preparation method production, since modified silicon is excellent in compatibility with water paint,
And the oxidation process of silicon has higher standard electrode EMF than iron, can carry out cathodic protection to iron-based material.Aoxidize obtained oxygen
Change product and have the characteristics such as resistance to oxidation stability, acid-alkali-corrosive-resisting, weatherability be excellent, and fill coating gap, improves coating
Barrier property further slows down iron-based material corrosion.There are many surface hydroxyls on photoredox reaction agent surface, it is easy capture
Photohole and become active hydroxyl radical free radical, hydroxyl radical free radical plays an important role to the oxidation reaction of water and silicon.In addition,
These effects of surface hydroxyl can reinforce the photo catalytic reduction reaction of iron ion, to realize that coating High-efficiency Sustainable cathode is protected
Shield.The photoreduction reaction of iron ion can be achieved in coating under sunlight irradiation, thus realize the reversible reaction of steel corrosion, from
And realize sustainable cathodic protection steel substrate.
Detailed description of the invention
Fig. 1 is each embodiment main performance testing results.
Specific embodiment
A kind of water-based anticorrosive paint of sustainable cathodic protection comprising the first and second the third four kinds of components of fourth, first group are divided into matrix
Mixture, second group are divided into reductant-oxidant mixture, the third component is auxiliary mixture, B-B fraction is curing agent mixture；First group
Point it is the major part of the water-based anticorrosive paint of High-efficiency Sustainable cathodic protection, while forming dense coating, reduces VOC row
It puts comprising 70~100 parts of aqueous epoxy resins, 1~4 portion of emulsion stabilizer, aqueous epoxy resins model AERSTM6053,
Emulsion stabilizer is propylene glycol monomethyl ether；Second component makes the anticorrosive paint have sustainable cathodic protection effect, improves antiseptic property,
It include include 3~10 parts of photoredox reaction agent, 18~20 parts of modified silicons, photoredox reaction agent composition raw material is dioxy
Change titanium (TiO2) or zinc oxide (ZnO) or pucherite (BiVO4) or ceria (CeO2) or class graphite phase carbon nitride (g-
C3N4 one or more of), partial size is 0.5~100 μm, and modified silicon is organosilicon or silicon powder or simple substance silica flour,
Partial size is 0.1~10 μm；Third component is to promote paint solidification process more preferably to form a film comprising and 0.5~2 part of defoaming agent, 0.5~
2 parts of levelling agents, 0.5~2 part of coalescing agent, the model ZW-387 of defoaming agent, levelling agent model AL-195, coalescing agent type
Number be Texanol ester alcohol；B-B fraction reduces solidification process quickly, efficiently by shrinking percentage comprising 10~18 parts of anhydride solidifications
Agent, 1~2 part of curing accelerator, acid anhydride type curing agent are phthalic anhydride or tetrabydrophthalic anhydride or trimellitic acid
One of acid anhydride glyceride is a variety of；Curing accelerator is DMP-30.
A kind of preparation method of the water-based anticorrosive paint of sustainable cathodic protection comprising following steps: a, by first component
After substrate mixture is according to above-mentioned weight, use rotary agitator with 100~300 revs/min of revolving speed stirring 3~
10 minutes；
B, by second component redox agent composition according to above-mentioned weight after, using ultra-fine layer ball mill grinding 10~15
Minute, then bulky grain mixture is screened out with 400~1000 mesh sub-sieves, vibration frequency is finally applied to it using sonic oscillation instrument
For the sonic oscillation of 10~30 kHz；
C, by B-B fraction curing agent mixture according to above-mentioned weight after, use rotary agitator with 1000~1200
Rev/min revolving speed stir 3~5 minutes；
D handles substrate mixture that step a is handled, step b redox agent composition, the step c handled
The curing agent mixture arrived and the third component auxiliary mixture mixing after above-mentioned weight, using frequency conversion dispersion machine
The water-repellent preservation to get a kind of High-efficiency Sustainable cathodic protection in 10~15 minutes is stirred with 100~300 revs/min of revolving speed to apply
Material.
Since modified silicon is excellent in compatibility with water paint, and the oxidation process of silicon has higher normal electrode electricity than iron
Gesture can carry out cathodic protection to iron-based material.It aoxidizes obtained oxidation product and has resistance to oxidation stability, acid-alkali-corrosive-resisting, resistance to
The time property characteristics such as excellent, and coating gap is filled, coating barrier property is improved, iron-based material corrosion is further slowed down.Photooxidation is also
There are many surface hydroxyls on former agent surface, it is easy capture photohole and becomes active hydroxyl radical free radical, hydroxyl free
Base plays an important role to the oxidation reaction of water and silicon.In addition, these effects of surface hydroxyl can reinforce the photocatalysis of iron ion also
Original reaction, to realize coating High-efficiency Sustainable cathodic protection.The photic of iron ion can be achieved under sunlight irradiation and go back for coating
Original reaction, so that the reversible reaction of steel corrosion is realized, so that sustainable cathodic protection steel substrate is realized, in addition, of the invention
Coating can largely reduce or even avoid the discharge of volatile organic compounds VOC, there is High-efficiency Sustainable cathodic protection, ring
The advantages that border is friendly, paint stability is strong, preparation method is simple.
Effect of the present invention is proved below with reference to embodiment:
Embodiment 1:
A kind of water-based anticorrosive paint of sustainable cathodic protection of the present embodiment is grouped as by the first and second the third four kinds of groups of fourth, and first group is divided into
Substrate mixture, second group are divided into photoredox reaction agent composition, and the third component is auxiliary mixture, and B-B fraction is curing agent mixing
Object.
The first component substrate mixture is made of the raw material of following weight parts: 80 parts of aqueous epoxy resins, lotion is steady
Determine 3 parts of agent.
The second component redox agent composition is made of the raw material of following weight parts: 5 parts of photoredox reaction agent,
20 parts of modified silicon.
The third component auxiliary mixture is made of the raw material of following weight parts: 1 part of defoaming agent, 1 part of levelling agent, and film forming
2 parts of auxiliary agent.
The B-B fraction curing agent mixture is made of the raw material of following weight parts: 10 parts of acid anhydride type curing agent, solidification
1 part of promotor.
A kind of High-efficiency Sustainable cathodic protection effect anticorrosive paint the preparation method is as follows:
After above-mentioned first component substrate mixture is according to the weight, use rotary agitator with 100 revs/min
Revolving speed stirs 5 minutes.
After above-mentioned second component redox agent composition is according to the weight, using ultra-fine layer ball mill grinding
10 minutes, then bulky grain mixture is screened out using 1000 mesh sub-sieves, finally using sonic oscillation instrument to second component redox
Agent composition applies the sonic oscillation that vibration frequency is 10 kHz.
After above-mentioned B-B fraction curing agent mixture is according to the weight, use rotary agitator with 1000
Rev/min revolving speed stir 3 minutes.
Finally, resulting first component substrate mixture, second component redox agent composition, B-B fraction curing agent are mixed
It object component and is mixed according to the third component auxiliary mixture of above-mentioned weight, and uses frequency conversion dispersion machine with 200 revs/min
Revolving speed stir a kind of 10 minutes water-based anticorrosive paints to get High-efficiency Sustainable cathodic protection.
Embodiment 2:
A kind of water-based anticorrosive paint of sustainable cathodic protection of the present embodiment is grouped as by the first and second the third four kinds of groups of fourth, and first group is divided into
Substrate mixture, second group are divided into photoredox reaction agent composition, and the third component is auxiliary mixture, and B-B fraction is curing agent mixing
Object.
The first component substrate mixture is made of the raw material of following weight parts: 70 parts of aqueous epoxy resins, lotion is steady
Determine 2 parts of agent.
The second component redox agent composition is made of the raw material of following weight parts: 6 parts of photoredox reaction agent,
18 parts of modified silicon.
The third component auxiliary mixture is made of the raw material of following weight parts: 1 part of defoaming agent, 1 part of levelling agent, and film forming
1 part of auxiliary agent.
The B-B fraction curing agent mixture is made of the raw material of following weight parts: 10 parts of acid anhydride type curing agent, solidification
1 part of promotor.
A kind of sustainable cathodic protection effect anticorrosive paint the preparation method is as follows:
After above-mentioned first component substrate mixture is according to the weight, use rotary agitator with 200 revs/min
Revolving speed stirs 8 minutes.
After above-mentioned second component redox agent composition is according to the weight, using ultra-fine layer ball mill grinding
10 minutes, then bulky grain mixture is screened out using 1000 mesh sub-sieves, finally using sonic oscillation instrument to second component redox
Agent composition applies the sonic oscillation that vibration frequency is 20 kHz.
After above-mentioned B-B fraction curing agent mixture is according to the weight, use rotary agitator with 1000
Rev/min revolving speed stir 3 minutes.
Finally, resulting first component substrate mixture, second component redox agent composition, B-B fraction curing agent are mixed
It object component and is mixed according to the third component auxiliary mixture of above-mentioned weight, and uses frequency conversion dispersion machine with 100 revs/min
Revolving speed stir a kind of 15 minutes water-based anticorrosive paints to get High-efficiency Sustainable cathodic protection.
Embodiment 3:
A kind of water-based anticorrosive paint of sustainable cathodic protection of the present embodiment is grouped as by the first and second the third four kinds of groups of fourth, and first group is divided into
Substrate mixture, second group are divided into photoredox reaction agent composition, and the third component is auxiliary mixture, and B-B fraction is curing agent mixing
Object.
The first component substrate mixture is made of the raw material of following weight parts: 100 parts of aqueous epoxy resins, lotion is steady
Determine 4 parts of agent.
The second component redox agent composition is made of the raw material of following weight parts: 5 parts of photoredox reaction agent,
20 parts of modified silicon.
The third component auxiliary mixture is made of the raw material of following weight parts: 1 part of defoaming agent, 1 part of levelling agent, and film forming
1 part of auxiliary agent.
The B-B fraction curing agent mixture is made of the raw material of following weight parts: 15 parts of acid anhydride type curing agent, solidification
2 parts of promotor.
A kind of sustainable cathodic protection effect anticorrosive paint the preparation method is as follows:
After above-mentioned first component substrate mixture is according to the weight, use rotary agitator with 200 revs/min
Revolving speed stirs 3 minutes.
After above-mentioned second component redox agent composition is according to the weight, using ultra-fine layer ball mill grinding
10 minutes, then bulky grain mixture is screened out using 1000 mesh sub-sieves, finally using sonic oscillation instrument to second component redox
Agent composition applies the sonic oscillation that vibration frequency is 30 kHz.
After above-mentioned B-B fraction curing agent mixture is according to the weight, use rotary agitator with 1000
Rev/min revolving speed stir 3 minutes.
Finally, resulting first component substrate mixture, second component redox agent composition, B-B fraction curing agent are mixed
It object component and is mixed according to the third component auxiliary mixture of above-mentioned weight, and uses frequency conversion dispersion machine with 100 revs/min
Revolving speed stir a kind of 15 minutes water-based anticorrosive paints to get High-efficiency Sustainable cathodic protection.
Embodiment 4:
A kind of water-based anticorrosive paint of sustainable cathodic protection of the present embodiment is grouped as by the first and second the third four kinds of groups of fourth, and first group is divided into
Substrate mixture, second group are divided into photoredox reaction agent composition, and the third component is auxiliary mixture, and B-B fraction is curing agent mixing
Object.
The first component substrate mixture is made of the raw material of following weight parts: 70 parts of aqueous epoxy resins, lotion is steady
Determine 1 part of agent.
The second component redox agent composition is made of the raw material of following weight parts: 3 parts of photoredox reaction agent,
19 parts of modified silicon.
The third component auxiliary mixture is made of the raw material of following weight parts: 0.5 part of defoaming agent, 0.5 part of levelling agent,
0.5 part of coalescing agent.
The B-B fraction curing agent mixture is made of the raw material of following weight parts: 10 parts of acid anhydride type curing agent, solidification
1 part of promotor.
A kind of sustainable cathodic protection effect anticorrosive paint the preparation method is as follows:
After above-mentioned first component substrate mixture is according to the weight, use rotary agitator with 300 revs/min
Revolving speed stirs 10 minutes.
After above-mentioned second component redox agent composition is according to the weight, using ultra-fine layer ball mill grinding
15 minutes, then bulky grain mixture is screened out using 1000 mesh sub-sieves, finally using sonic oscillation instrument to second component redox
Agent composition applies the sonic oscillation that vibration frequency is 20 kHz.
After above-mentioned B-B fraction curing agent mixture is according to the weight, use rotary agitator with 1200
Rev/min revolving speed stir 5 minutes.
Finally, resulting first component substrate mixture, second component redox agent composition, B-B fraction curing agent are mixed
It object component and is mixed according to the third component auxiliary mixture of above-mentioned weight, and uses frequency conversion dispersion machine with 300 revs/min
Revolving speed stir a kind of 12 minutes water-based anticorrosive paints to get High-efficiency Sustainable cathodic protection.
Embodiment 5:
A kind of water-based anticorrosive paint of sustainable cathodic protection of the present embodiment is grouped as by the first and second the third four kinds of groups of fourth, and first group is divided into
Substrate mixture, second group are divided into photoredox reaction agent composition, and the third component is auxiliary mixture, and B-B fraction is curing agent mixing
Object.
The first component substrate mixture is made of the raw material of following weight parts: 90 parts of aqueous epoxy resins, lotion is steady
Determine 3 parts of agent.
The second component redox agent composition is made of the raw material of following weight parts: 8 parts of photoredox reaction agent,
20 parts of modified silicon.
The third component auxiliary mixture is made of the raw material of following weight parts: 2 parts of defoaming agent, 2 parts of levelling agent, and film forming
2 parts of auxiliary agent.
The B-B fraction curing agent mixture is made of the raw material of following weight parts: 18 parts of acid anhydride type curing agent, solidification
2 parts of promotor.
A kind of sustainable cathodic protection effect anticorrosive paint the preparation method is as follows:
After above-mentioned first component substrate mixture is according to the weight, use rotary agitator with 250 revs/min
Revolving speed stirs 4 minutes.
After above-mentioned second component redox agent composition is according to the weight, using ultra-fine layer ball mill grinding
12 minutes, then bulky grain mixture is screened out using 1000 mesh sub-sieves, finally using sonic oscillation instrument to second component redox
Agent composition applies the sonic oscillation that vibration frequency is 30 kHz.
After above-mentioned B-B fraction curing agent mixture is according to the weight, use rotary agitator with 1100
Rev/min revolving speed stir 4 minutes.
Finally, resulting first component substrate mixture, second component redox agent composition, B-B fraction curing agent are mixed
It object component and is mixed according to the third component auxiliary mixture of above-mentioned weight, and uses frequency conversion dispersion machine with 100 revs/min
Revolving speed stir a kind of 10 minutes water-based anticorrosive paints to get High-efficiency Sustainable cathodic protection.
Embodiment 6:
A kind of water-based anticorrosive paint of sustainable cathodic protection of the present embodiment is grouped as by the first and second the third four kinds of groups of fourth, and first group is divided into
Substrate mixture, second group are divided into photoredox reaction agent composition, and the third component is auxiliary mixture, and B-B fraction is curing agent mixing
Object.
The first component substrate mixture is made of the raw material of following weight parts: 90 parts of aqueous epoxy resins, lotion is steady
Determine 2 parts of agent.
The second component redox agent composition is made of the raw material of following weight parts: photoredox reaction agent 10
Part, 19 parts of modified silicon.
The third component auxiliary mixture is made of the raw material of following weight parts: 1.5 parts of defoaming agent, 1.5 parts of levelling agent,
1.5 parts of coalescing agent.
The B-B fraction curing agent mixture is made of the raw material of following weight parts: 18 parts of acid anhydride type curing agent, solidification
1.5 parts of promotor.
A kind of sustainable cathodic protection effect anticorrosive paint the preparation method is as follows:
After above-mentioned first component substrate mixture is according to the weight, use rotary agitator with 250 revs/min
Revolving speed stirs 5 minutes.
After above-mentioned second component redox agent composition is according to the weight, using ultra-fine layer ball mill grinding
14 minutes, then bulky grain mixture is screened out using 1000 mesh sub-sieves, finally using sonic oscillation instrument to second component redox
Agent composition applies the sonic oscillation that vibration frequency is 30 kHz.
After above-mentioned B-B fraction curing agent mixture is according to the weight, use rotary agitator with 1200
Rev/min revolving speed stir 4 minutes.
Finally, resulting first component substrate mixture, second component redox agent composition, B-B fraction curing agent are mixed
It object component and is mixed according to the third component auxiliary mixture of above-mentioned weight, and uses frequency conversion dispersion machine with 200 revs/min
Revolving speed stir a kind of 13 minutes water-based anticorrosive paints to get High-efficiency Sustainable cathodic protection.
As shown in Figure 1, adhesive force is good, adhesive force after coating prepared by embodiment 1 to 6 is coated on steel substrate
Grade can reach 1 grade even 0 grade；Salt fog resistance is good, by 1500 hours salt spray resistances test be able to achieve coating it is not blistering,
Without falling off, unilateral side corrosion diffusion is small；Acid resistance is good, after being impregnated 15 days in the sulfuric acid solution of 1mol/L its coating it is not blistering,
Without falling off, performance is substantially unchanged；Alkaline resistance properties is good, its coating blisters a little after impregnating 30 days in the sulfuric acid solution of 2mol/L
Or not blistering, nothing falls off, performance is substantially unchanged；Moreover, irradiating 30d in the case where ultraviolet light intensity is the ultraviolet source of 6000 lx
Fe2+ concentration declines the mol/L of 0.25 mol/L~0.87 afterwards, is able to achieve the reversible reaction of steel corrosion.
More than, it is merely preferred embodiments of the present invention, but scope of protection of the present invention is not limited thereto, it is any
It is familiar with the people of the technology within the technical scope disclosed by the invention, any changes or substitutions that can be easily thought of, should all cover at this
Within the protection scope of invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (10)
1. a kind of water-based anticorrosive paint of sustainable cathodic protection, it is characterised in that: it includes substrate mixture, reductant-oxidant
Mixture, auxiliary mixture, curing agent mixture；Described matrix mixture includes 70~100 parts of aqueous epoxy resins, 1~4 part
Emulsion stabilizer, the redox agent composition includes 3~10 parts of photoredox reaction agent, 18~20 parts of modified silicons, described
Auxiliary mixture includes 0.5~2 part of defoaming agent, 0.5~2 part of levelling agent, 0.5~2 part of coalescing agent, the curing agent mixture
Including 10~18 parts of acid anhydride type curing agents, 1~2 part of curing accelerator.
2. a kind of water-based anticorrosive paint of sustainable cathodic protection according to claim 1, it is characterised in that: described aqueous
Epoxy resin model is AERSTM6053, and the emulsion stabilizer is propylene glycol monomethyl ether.
3. a kind of water-based anticorrosive paint of sustainable cathodic protection according to claim 1, it is characterised in that: described photic
Reductant-oxidant mixture material is TiO2 or ZnO or BiVO4 or CeO2 or g-C3N4, and partial size is 0.5~100 μm.
4. a kind of water-based anticorrosive paint of sustainable cathodic protection according to claim 1 or 3, it is characterised in that: described
Modified silicon is organosilicon or silicon powder or simple substance silica flour, and partial size is 0.1~10 μm.
5. a kind of water-based anticorrosive paint of sustainable cathodic protection according to claim 1, it is characterised in that: the defoaming
The model ZW-387 of agent.
6. a kind of water-based anticorrosive paint of sustainable cathodic protection according to claim 1, it is characterised in that: the levelling
Agent model AL-195.
7. a kind of water-based anticorrosive paint of sustainable cathodic protection according to claim 1, it is characterised in that: the film forming
Auxiliary agent model Texanol ester alcohol.
8. a kind of water-based anticorrosive paint of sustainable cathodic protection according to claim 1, it is characterised in that: the acid anhydrides
Class curing agent is phthalic anhydride or tetrabydrophthalic anhydride or trimellitic anhydride glyceride；The curing accelerator is
DMP-30。
9. a kind of preparation method of the water-based anticorrosive paint of sustainable cathodic protection, it is characterised in that: itself the following steps are included: a,
After the proportion of substrate mixture described in claim 1, rotary agitator is used to stir with 100~300 revs/min of revolving speed
It mixes 3~10 minutes；
B carries out grinding 10~15 minutes to it, then screen out after reductant-oxidant mixture ratio described in claim 1
Bulky grain mixture finally uses sonic oscillation instrument to apply vibration frequency to it as the sonic oscillation of 10~30 kHz；
C uses rotary agitator with 1000~1200 revs/min after the proportion of curing agent mixture described in claim 1
The revolving speed of clock stirs 3~5 minutes；
D handles substrate mixture that step a is handled, step b redox agent composition, the step c handled
Auxiliary mixture mixing described in the curing agent mixture arrived and the claim 1 after proportion, is dispersed using frequency conversion
Machine is stirred 10~15 minutes with 100~300 revs/min of revolving speed.
10. a kind of preparation method of the water-based anticorrosive paint of sustainable cathodic protection according to claim 9, feature exist
In: the equipment used is ground in step b as ultra-fine layer ball mill；The equipment used is screened out in step b divides sample for 400~1000 mesh
Sieve.
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| CN110527367A (en) * | 2019-10-12 | 2019-12-03 | 中北大学 | A kind of indoor visible light long-acting bacteriostatic water paint |
| CN110724438A (en) * | 2019-11-08 | 2020-01-24 | 陕西科技大学 | Water-based epoxy resin anticorrosive paint and preparation method thereof |
| CN113667380A (en) * | 2021-09-09 | 2021-11-19 | 国网山东省电力公司电力科学研究院 | Photocatalytic antirust water-based rusty anticorrosive paint and preparation method thereof |
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| CN113667380A (en) * | 2021-09-09 | 2021-11-19 | 国网山东省电力公司电力科学研究院 | Photocatalytic antirust water-based rusty anticorrosive paint and preparation method thereof |
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