CN109439144A - A kind of ocean engineering anticorrosion coating and preparation method thereof - Google Patents
A kind of ocean engineering anticorrosion coating and preparation method thereof Download PDFInfo
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- CN109439144A CN109439144A CN201811320979.5A CN201811320979A CN109439144A CN 109439144 A CN109439144 A CN 109439144A CN 201811320979 A CN201811320979 A CN 201811320979A CN 109439144 A CN109439144 A CN 109439144A
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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
- C09D5/10—Anti-corrosive paints containing metal dust
- C09D5/106—Anti-corrosive paints containing metal dust containing Zn
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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
- 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
- C09D7/63—Additives non-macromolecular organic
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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
- C08K3/08—Metals
- C08K2003/0893—Zinc
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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
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/327—Aluminium phosphate
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Abstract
The invention discloses a kind of ocean engineering anticorrosion coating and preparation method thereof, the anticorrosive paint includes the component A and B component packed respectively；The mass ratio of the B component and component A is 1:7-1:10；Component A and B component are mixed when use；In parts by mass, the component A includes: 20-30 parts of epoxy resin, 2-5 parts of epoxy active diluent, 8-12 parts of aluminium triphosphate, 50-60 parts of zinc powder, 2-5 parts of graphene, 0.1-0.4 parts of dispersing agent, 0.1-0.5 parts of levelling agent, 0.1-2 parts of anti-settling agent and 2-6 parts of organic solvent；The B component includes curing agent, and the curing agent includes that can crosslink respectively to react and the curing agent of etherification reaction with epoxy resin and epoxy active diluent.Anticorrosive paint antiseptic property with higher of the present invention, can make protected object reach non-maintaining extra long life.
Description
Technical field
The invention belongs to technical field of coatings more particularly to a kind of ocean engineering anticorrosion coating and preparation method thereof.
Background technique
The material of China's ocean engineering 95% is all steel or armored concrete, by chemistry and electrification in marine environment
Reaction is damaged by corrosion, and annual corrode makes the global metal for losing 10%-20%, and about 60,000,000 tons of the steel of loss, seawater
Corrosion is mainly chloride ion corrosion, and seawater chloride ion can destroy metal oxide film protective layer, spot corrosion or pitting corrosion is formed, to metal
It will appear intercrystalline corrosion, under the action of tensile stress, the region that passivating film is destroyed will crack metal, become corrosion
Anode region, continuously corrosion may finally lead to metal fracture.
Requirement in many fields, especially ocean engineering ship etc. to ultra-long time anti-corrosion freedom from repairs protective coating at present
It is increasing, and the present anticorrosive paint anti-corrosion time is too short, and long-term non-maintaining requirement, existing anticorrosive paint is not achieved
Can: poor adhesive force only has 6mpa, and salt fog resistance only has 400 hours, and coating is loose not extremely close enough and anti-corrosive properties are poor, therefore after coating
Engineering material its coating of 2-3 in severe marine environment can lose protective effect, it is necessary to be reprocessed coating again.Cause
This, needs to research and develop a kind of ocean engineering anticorrosion coating of higher antiseptic property.
Summary of the invention
The present invention provides a kind of ocean engineering anticorrosion coating, antiseptic property with higher can shield prevention corrosion
Medium osmosis enters coat inside, and protected object is made to have reached non-maintaining extra long life.
The technical solution adopted by the present invention is as follows:
On the one hand, a kind of ocean engineering anticorrosion coating is provided, in parts by mass, includes the component A and B group packed respectively
Point；The curing agent and the mass ratio of component A are 1:7-1:10；Component A and B component are mixed when use；
In parts by mass, the component A includes:
20-30 parts of epoxy resin；
2-5 parts of epoxy active diluent；
8-12 parts of aluminium triphosphate；
50-60 parts of zinc powder；
2-5 parts of graphene；
0.1-0.4 parts of dispersing agent；
0.1-0.5 parts of levelling agent；
0.1-2 parts of anti-settling agent；
With 2-6 parts of organic solvent；
The B component includes that can crosslink react, etherification reaction occurs with epoxy active diluent with epoxy resin
Curing agent.
Further, after the component A and B component mixing, epoxy group in epoxy resin in curing agent and component A and
Hydroxyl crosslinks reaction, and etherification reaction occurs for the epoxy group in epoxy active diluent in curing agent and component A；The A
Graphene, zinc powder and the aluminium triphosphate mixed in component is formed together insoluble three-dimensional reticular structure.
Further, the mass ratio of the B component and component A is 1:8-1:10；
In parts by mass, the component A includes:
21-30 parts of epoxy resin；
2.8-5 the epoxy active diluent of part；
9-12 parts of aluminium triphosphate；
51-60 parts of zinc powder；
2.9-5 the graphene of part；
0.2-0.4 parts of dispersing agent；
0.3-0.5 parts of levelling agent；
1-2 parts of anti-settling agent；
With 2-3.1 parts of organic solvent；
The organic solvent is benzene class organic solvent or alcohol organic solvent.
Further, the mass ratio of the B component and component A is 1:8-1:10；
In parts by mass, the component A includes:
21-27 parts of epoxy resin；
2.8-5 the epoxy active diluent of part；
9-12 parts of aluminium triphosphate；
51-53 parts of zinc powder；
2.9-4.5 the graphene of part；
0.2-0.3 parts of dispersing agent；
0.3-0.4 parts of levelling agent；
1-1.6 the anti-settling agent of part；
With 2-3 parts of organic solvent；
The organic solvent is dimethylbenzene or butanol.
Further, the mass ratio of the B component and component A is 1:8；
In parts by mass, the component A includes:
27 parts of epoxy resin；
2.8 parts of epoxy active diluent；
12 parts of aluminium triphosphate；
51 parts of zinc powder；
2.9 parts of graphene；
0.3 part of dispersing agent；
0.4 part of levelling agent；
1.6 parts of anti-settling agent；
With 2 parts of organic solvent.
Further, the epoxy resin includes the solid solvent epoxy varnish containing for 75%.
Further, the curing agent includes 593 modified fatty amine of model.
Further, the epoxy active diluent includes epoxy propane butyl ether or epoxy propane butyl ether simple function group
Derivative.
On the other hand, a kind of preparation method of ocean engineering anticorrosion coating, the component A and B of the anticorrosive paint are provided
Component is individually encapsulated, the preparation of the component A the following steps are included:
(1) 20-30 parts of epoxy resin, 2-5 parts of epoxy active diluent, 0.1-0.4 parts of point is weighed by mass parts
Powder, 0.1-0.5 parts of levelling agent, 0.1-2 parts of anti-settling agent, 2-6 parts of organic solvent and 8-12 parts of aluminium triphosphate, so
After be mixed evenly；
(2) dispersion grinding is carried out to the slurry of step (1) after mixing evenly until slurry fineness is no more than 50 μm；
(3) 50-60 parts of zinc powder and 2-5 parts of graphene is added in the slurry after dispersion grinding, continues dispersion, filtering
Afterwards to obtain the final product.
Further, speed of agitator is 800-900r/min, mixing time 30min in the step (1).
Further, the revolving speed of step (3) dispersion is 900r/min, jitter time 30min, using 80 mesh filter screens
It is filtered.
Finally, providing a kind of preparation method of anti-corrosion dry coating, including following operation:
The preparation of component A the following steps are included:
(1) 20-30 parts of epoxy resin, 2-5 parts of epoxy active diluent, 0.1-0.4 parts of point is weighed by mass parts
Powder, 0.1-0.5 parts of levelling agent, 0.1-2 parts of anti-settling agent, 2-6 parts of organic solvent and 8-12 parts of aluminium triphosphate, so
After be mixed evenly；
(2) dispersion grinding is carried out to the slurry of step (1) after mixing evenly until slurry fineness is no more than 50 μm；
(3) 50-60 parts of zinc powder and 2-5 parts of graphene is added in the slurry after dispersion grinding, continues dispersion, filtering
Afterwards to obtain the final product；
The preparation of B component: the mass ratio of B component and component A is 1:7-1:10, and the B component includes can be with asphalt mixtures modified by epoxy resin
Rouge crosslinks reaction, the curing agent of etherification reaction occurs with epoxy active diluent；
Mixing: component A and B component are mixed when use；
Protection is brushed after the component A of preparation and B component are mixed, forms dry coating；The dry coating
Middle curing agent is crosslinked and is reacted with the epoxy group in the epoxy resin in component A, hydroxyl, and curing agent is and in component A
Etherification reaction occurs for the epoxy group in epoxy active diluent；Graphene, zinc powder and the aluminium triphosphate mixed in component A is together
Form insoluble three-dimensional reticular structure.
Compared with prior art the invention has the following advantages:
Institute's anticorrosive paint of the present invention when in use mixes component A and B component, the epoxy resin in curing agent and component A
In epoxy group, hydroxyl crosslink reaction；Curing agent is etherified with the epoxy group in the epoxy active diluent in component A
Reaction generates netted or three-dimensional polymer；Graphene, zinc powder and the aluminium triphosphate mixed in component A simultaneously is formed together not
Molten three-dimensional reticular structure；The dry coating formed after coating component A and B component of the present invention reaction has superelevation to close property, superpower
Adhesive force, high shear strength and higher toughness, can shield prevent corrosive medium penetrate into coat inside, make to be protected
Object has reached non-maintaining extra long life；The adhesive force of institute's coating of the present invention>11mpa, salt spray resistance are 8000h or so, are not only had
There are extremely strong antiseptic property, and acid and alkali resistance, resistance to high salt corrosion, can satisfy and extra-high require wanting for ocean engineering protective performance
It asks.
Specific embodiment
The present invention is further elaborated below with reference to embodiment.
A kind of ocean engineering anticorrosion coating includes the component A and B component packed respectively；The matter of the B component and component A
Amount is than being 1:7-1:10；Component A and B component are mixed when use；
In parts by mass, the component A includes:
20-30 parts of epoxy resin；
2-5 parts of epoxy active diluent；
8-12 parts of aluminium triphosphate；
50-60 parts of zinc powder；
2-5 parts of graphene；
0.1-0.4 parts of dispersing agent；
0.1-0.5 parts of levelling agent；
0.1-2 parts of anti-settling agent；
With 2-6 parts of organic solvent；
The B component includes that can crosslink react, etherification reaction occurs with epoxy active diluent with epoxy resin
Curing agent.
The present invention studies the corrosion process of metal material for salt fog, corrosion master of the discovery salt fog to metal material
If conductive saline solution, which penetrates into metal inside, occurs electrochemical reaction, formed low potential metal --- electrolyte solution ---
High potential impurity micro cell system, occurs electronics transfer, and the metal as anode dissolves, forms new compound and corrode
Object；The chloride ion that salt air corrosion destructive process plays an important role, it has very strong penetrating power, penetrates readily through metal oxide layer
Into metal inside, metal passivation layer is destroyed, meanwhile, chloride ion has the hydration energy of very little, is easy to be absorbed and is attached to metal watch
Face replaces the oxygen in the oxide layer of protection metal, so that being destroyed by protection metal.
Based on the above principles, the present invention has developed a kind of ocean engineering anticorrosion coating, and the anti-corrosion coating is raw in situ
At inorganic hybridization particle, organic inorganic hybridization combination is realized, wherein bonding adhesive force and toughness can be improved in organic assembling, inorganic anti-
Rotten particle then shows physical shielding and hardness, compared to traditional product, and dry coating of the invention has superelevation to close property, maskable
Corrosive medium penetrates into ground, so that seawater chloride ion be prevented to chemically react with metal substrate, shows extremely strong antiseptic property,
Acid and alkali resistance, resistance to high salt corrosion, can satisfy the extra-high requirement for requiring ocean engineering protective performance.Specifically, of the present invention anti-
Solidify agent molecule in rotten coating and crosslinked with the epoxy group in epoxy resin in component A, hydroxyl and reacts (curing agent and asphalt mixtures modified by epoxy resin
Rouge can also crosslink well reaction at 0 DEG C or so, and making when in coating decoration, environment temperature is relatively low can also be with
It carries out)；Etherification reaction occurs for the epoxy group in epoxy active diluent in curing agent and component A, while being mixed in component A
Graphene, zinc powder and aluminium triphosphate are formed together insoluble three-dimensional reticular structure, and obtained coating has superelevation to close property, surpasses
Strong adhesive force, high shear strength and higher toughness penetrates into coat inside, makes so as to shield prevention corrosive medium
Protected object has reached non-maintaining extra long life.
Anticorrosive paint raw materials performance of the present invention and respective role in formula: epoxy resin (epoxy
The preferably solid solvent epoxy varnish containing for 75% of resin, the preferably epoxy resin of model 601-75) and curing agent (preferred type
Number be 593 modified fatty amines) can dry coating adhesive strength is high after cross-linking reaction under room temperature, low temperature environment, compactness is good, flexible
Property is good, anti-corrosive properties are excellent, excellent in cushion effect；The epoxy of epoxy active diluent (preferably monofunctional epoxy propane butyl ether)
After etherification reaction occurs for the work wave hydrogen in group and curing agent, generate netted or three-dimensional polymer, can enhance coating toughness and
The effects of viscosity is reduced in coating system, dispersing agent (the preferably dispersing agent of model Byk-P104S) is in the effect of high shear force
Under, by pigment agglomerate, aggressiveness is broken up to primary particle, prevents flocculation from returning thick；Anti-settling agent (preferably organobentonite) is a kind of
The substance of laminated structure utilizes the hydroxyl of its laminated structure margin residual after organobentonite is dispersed into coating system
With some charged groups, interact to form the reticular structure surrounded and watched to provide system enough stream with its laminated structure edge
Denaturation, reaches anti-settling effect；Levelling agent (the preferably polyether modified silicon oil solution of model ByK-306) reduces surface tension energy
Power is prominent, excellent to protection (metal substrate) wetting ability；Organic solvent (organic solvent packet containing benezene organic solvent or alcohols
Organic solvent, preferably dimethylbenzene or butanol) it is used to adjust dilution coating viscosity, so that coating is become high viscosity liquid convenient for dividing
It dissipates；Aluminium triphosphate, zinc powder and graphene are the reasonably combined compactness to improve coating of extra-high rust resisting pigment.
Embodiment 1
A kind of ocean engineering anticorrosion coating includes the component A and B component packed respectively；The matter of the B component and component A
Amount is than being 1:10；Component A and B component are mixed when use；
In parts by mass, the component A includes:
21 parts of epoxy resin；
5 parts of epoxy active diluent；
0.2 part of dispersing agent；
0.3 part of levelling agent；
1 part of anti-settling agent；
3 parts of organic solvent；
12 parts of aluminium triphosphate；
53 parts of zinc powder；
With 4.5 parts of graphene；
The B component includes curing agent, preferred 593 modified fatty amine of model of curing agent.
A kind of preparation method of ocean engineering anticorrosion coating, the component A and B component of the coating are individually encapsulated, the A group
Point preparation method the following steps are included:
(1) strictly weighed by mass parts 21 parts of epoxy resin, 5 parts of epoxy active diluent, 0.2 part of dispersing agent,
Mixing vessel (cruet bowl) is added in 0.3 part of levelling agent, 1 part of anti-settling agent, 3 parts of organic solvent and 12 parts of aluminium triphosphate
Middle mixing, and it is spare after mixing evenly, and the preferred high speed disperser of the present embodiment is stirred, speed of agitator 800-900r/
Min, mixing time 30min；
(2) dispersion grinding is carried out to the slurry of step (1) after mixing evenly until slurry fineness is no more than 50 μm, this implementation
The preferred dispersion machine that is sanded of example carries out dispersion grinding；
(3) after continuing dispersion, filtering after 53 parts of zinc powder and 4.5 parts of graphene being added in the slurry after dispersion grinding
To obtain the final product.
It should be noted that in order to guarantee dispersion effect, the present embodiment step (3) while zinc powder and graphene into
Row stirring, when charging to be done, preferably high speed disperser is dispersed, and it is 900r/min, jitter time that the revolving speed of dispersion, which increases,
It for 30min, is filtered after the completion of dispersion using 80 mesh filter screens, component A preparation is completed.When needing coating, by B component and A
Protection is brushed in component mixing.
A kind of preparation method of anti-corrosion dry coating, including following operation:
The preparation method of component A the following steps are included:
(1) 21 parts of epoxy resin, 5 parts of epoxy active diluent, 0.2 part of dispersing agent, 0.3 part are weighed by mass parts
Levelling agent, 1 part of anti-settling agent, 3 parts of organic solvent and 12 parts of aluminium triphosphate, be then mixed evenly；
(2) dispersion grinding is carried out to the slurry of step (1) after mixing evenly until slurry fineness is no more than 50 μm；
(3) 53 parts of zinc powder and 4.5 parts of graphene is added in the slurry after dispersion grinding, after continuing dispersion, filtering
To obtain the final product；
The preparation of B component: the mass ratio of B component and component A be 1:10, the B component include can with epoxy resin and
Epoxy active diluent crosslinks the curing agent of reaction and etherification reaction respectively；
Mixing: component A and B component are mixed when use；
The component A of preparation and B component are mixed, protection is brushed, forms dry coating；In the dry coating
Curing agent crosslinks respectively with epoxy resin in component A and epoxy active diluent to react and etherification reaction；It is mixed in component A
Graphene, zinc powder and aluminium triphosphate be formed together insoluble three-dimensional reticular structure.
Embodiment 2
A kind of ocean engineering anticorrosion coating includes the component A and B component packed respectively；The matter of the B component and component A
Amount is than being 1:7；Component A and B component are mixed when use；
In parts by mass, the component A includes:
30 parts of epoxy resin；
2 parts of epoxy active diluent；
0.4 part of dispersing agent；
0.5 part of levelling agent；
2 parts of anti-settling agent；
3.1 parts of organic solvent；
9 parts of aluminium triphosphate；
51 parts of zinc powder；
With 2 parts of graphene；
The B component includes curing agent, preferred 593 modified fatty amine of model of curing agent.
The preparation method of anticorrosive paint described in the present embodiment and the preparation method of anti-corrosion dry coating are except each component part proportion
Except difference, preparation method is same as Example 1, does not repeat further herein.
Embodiment 3
A kind of ocean engineering anticorrosion coating includes the component A and B component packed respectively；The matter of the B component and component A
Amount is than being 1:8；Component A and B component are mixed when use；
In parts by mass, the component A includes:
27 parts of epoxy resin；
2.8 parts of epoxy active diluent；
0.3 part of dispersing agent；
0.4 part of levelling agent；
1.6 parts of anti-settling agent；
2 parts of organic solvent；
12 parts of aluminium triphosphate；
51 parts of zinc powder；
With 2.9 parts of graphene；
The B component includes curing agent, preferred 593 modified fatty amine of model of curing agent.
The preparation method of anticorrosive paint described in the present embodiment and the preparation method of anti-corrosion dry coating are except each component part proportion
Except difference, preparation method is same as Example 1, does not repeat further herein.
The antiseptic property for the anticorrosive paint that the present invention prepares embodiment 1 into embodiment 3 has carried out corresponding detection, inspection
It is as follows to survey result:
The antiseptic property testing result of 1 ocean engineering anticorrosion coating of the embodiment of the present invention of table
Anticorrosive paint of the present invention is two-component, the packing of two tanks, can be under room temperature or lower temperature from dry, from upper when use
Table is it is found that non-volatile part >=90%, working life >=5 hour, and construct accessible, impact resistance 50cm, adhesive force>11mpa, salt tolerant
Phenomena such as mist is 8000h or so, and non-scratch area is without blistering, getting rusty, crack, peel off.The coating dry film and face painting matching are good, resistance to
High/low-temperature impact etc..Anticorrosive paint epoxy resin of the present invention and anti-corrosion paint (graphene, zinc powder and aluminium triphosphate) and
Sorting and collocation between curing agent, the dry coating of formation have fabulous antiseptic property, can be quickly anti-with steel surface iron atom
It answers, generating has physics, chemical double protection, passes through the polymer special type overlength anti-corrosion of chemical bond and matrix firm connection
Coating, no pollution to the environment after coating scleroma, long service life, antiseptic property are reached advanced world standards, and salt spray resistance is through examining
Surveying is 8000h or so, and much larger than the salt spray resistance of 400h in the prior art, the high-tech for being applicable in Yu Haiyang's heavy antisepsis engineering coating is changed
For product, the coating can it is long-term it is resistance to live chloride ion corrosion, be effectively protected metallics not by seawater corrosion, while there is pole
Good corrosion resistance, moisture resistance damp atmosphere, acid rain, seawater and salt air corrosion.
It is the preferred embodiment of the present invention above, it is noted that for those skilled in the art,
Various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as this hair
Bright protection scope.
Claims (10)
1. a kind of ocean engineering anticorrosion coating, it is characterised in that: include the component A and B component packed respectively；The B component and A
The mass ratio of component is 1:7-1:10；Component A and B component are mixed when use；
In parts by mass, the component A includes:
20-30 parts of epoxy resin；
2-5 parts of epoxy active diluent；
8-12 parts of aluminium triphosphate；
50-60 parts of zinc powder；
2-5 parts of graphene；
0.1-0.4 parts of dispersing agent；
0.1-0.5 parts of levelling agent；
0.1-2 parts of anti-settling agent；
With 2-6 parts of organic solvent；
The B component includes that can crosslink react, consolidating for etherification reaction occurs with epoxy active diluent with epoxy resin
Agent.
2. anticorrosive paint according to claim 1, it is characterised in that: after the component A and B component mixing, curing agent and A
The epoxy group in epoxy resin in component, hydroxyl crosslink reaction；In epoxy active diluent in curing agent and component A
Epoxy group occur etherification reaction；Graphene, zinc powder and aluminium triphosphate in the component A are formed together insoluble three-dimensional net
Shape structure.
3. anticorrosive paint according to claim 1, it is characterised in that: the mass ratio of the B component and component A is 1:8-1:
10；
In parts by mass, the component A includes:
21-30 parts of epoxy resin；
2.8-5 the epoxy active diluent of part；
9-12 parts of aluminium triphosphate；
51-60 parts of zinc powder；
2.9-5 the graphene of part；
0.2-0.4 parts of dispersing agent；
0.3-0.5 parts of levelling agent；
1-2 parts of anti-settling agent；
With 2-3.1 parts of organic solvent；The organic solvent is benzene class organic solvent or alcohol organic solvent.
4. anticorrosive paint according to claim 3, it is characterised in that: the mass ratio of the B component and component A is 1:8-1:
10；
In parts by mass, the component A includes:
21-27 parts of epoxy resin；
2.8-5 the epoxy active diluent of part；
9-12 parts of aluminium triphosphate；
51-53 parts of zinc powder；
2.9-4.5 the graphene of part；
0.2-0.3 parts of dispersing agent；
0.3-0.4 parts of levelling agent；
1-1.6 the anti-settling agent of part；
With 2-3 parts of organic solvent；The organic solvent is dimethylbenzene or butanol.
5. anticorrosive paint according to claim 4, it is characterised in that: in parts by mass, the matter of the B component and component A
Amount is than being 1:8；
In parts by mass, the component A includes:
27 parts of epoxy resin；
2.8 parts of epoxy active diluent；
12 parts of aluminium triphosphate；
51 parts of zinc powder；
2.9 parts of graphene；
0.3 part of dispersing agent；
0.4 part of levelling agent；
1.6 parts of anti-settling agent；
With 2 parts of organic solvent.
6. anticorrosive paint described according to claim 1~any one of 5, it is characterised in that: the epoxy resin includes solid
Containing the solvent epoxy varnish for 75%.
7. anticorrosive paint described according to claim 1~any one of 5, it is characterised in that: the curing agent includes model
For 593 modified fatty amines.
8. anticorrosive paint described according to claim 1~any one of 5, it is characterised in that: the epoxy active diluent
Including epoxy propane butyl ether or the monofunctional derivative of epoxy propane butyl ether.
9. a kind of preparation method of anticorrosive paint as described in claim 1, it is characterised in that: the component A of the anticorrosive paint
Be individually encapsulated with B component, the preparation of the component A the following steps are included:
(1) by mass parts weigh 20-30 parts of epoxy resin, 2-5 parts of epoxy active diluent, 0.1-0.4 parts dispersing agent,
0.1-0.5 parts of levelling agent, 0.1-2 parts of anti-settling agent, 2-6 parts of organic solvent and 8-12 parts of aluminium triphosphate, is then mixed
Conjunction stirs evenly；
(2) dispersion grinding is carried out to the slurry of step (1) after mixing evenly until slurry fineness is no more than 50 μm；
(3) 50-60 parts of zinc powder and 2-5 parts of graphene is added in the slurry after dispersion grinding, after continuing dispersion, filtering i.e.
?.
10. a kind of preparation method of anti-corrosion dry coating, which is characterized in that including following operation:
The preparation of component A the following steps are included:
(1) by mass parts weigh 20-30 parts of epoxy resin, 2-5 parts of epoxy active diluent, 0.1-0.4 parts dispersing agent,
0.1-0.5 parts of levelling agent, 0.1-2 parts of anti-settling agent, 2-6 parts of organic solvent and 8-12 parts of aluminium triphosphate, is then mixed
Conjunction stirs evenly；
(2) dispersion grinding is carried out to the slurry of step (1) after mixing evenly until slurry fineness is no more than 50 μm；
(3) 50-60 parts of zinc powder and 2-5 parts of graphene is added in the slurry after dispersion grinding, after continuing dispersion, filtering i.e.
?；
The preparation of B component: the mass ratio of B component and component A is 1:7-1:10, and B component includes that can hand over epoxy resin
Connection reaction, the curing agent that etherification reaction occurs with epoxy active diluent；
Mixing: component A and B component are mixed when use；
Protection is brushed after the component A of preparation and B component are mixed, forms dry coating；It is solid in the dry coating
Agent is crosslinked and is reacted with the epoxy group in the epoxy resin in component A, hydroxyl, curing agent with the epoxy in component A
Etherification reaction occurs for the epoxy group in reactive diluent；Graphene, zinc powder and the aluminium triphosphate mixed in component A is formed together
Insoluble three-dimensional reticular structure.
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| CN201811320979.5A CN109439144A (en) | 2018-11-07 | 2018-11-07 | A kind of ocean engineering anticorrosion coating and preparation method thereof |
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| CN201811320979.5A CN109439144A (en) | 2018-11-07 | 2018-11-07 | A kind of ocean engineering anticorrosion coating and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112280433A (en) * | 2020-11-03 | 2021-01-29 | 松山湖材料实验室 | Anticorrosive paint and preparation method and use method thereof |
| CN113292912A (en) * | 2021-05-21 | 2021-08-24 | 上海涂固安高科技有限公司 | Heavy-duty anticorrosive water-based paint for ocean engineering equipment and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103897556A (en) * | 2014-03-17 | 2014-07-02 | 江苏道森新材料有限公司 | Zinc-graphene heavy-duty anti-corrosive coating and preparation method thereof |
| CN106833287A (en) * | 2017-03-07 | 2017-06-13 | 中国科学院宁波材料技术与工程研究所 | Magnesium alloy AZ31B anticorrosive paints, its preparation method and application |
| KR20180073016A (en) * | 2016-12-22 | 2018-07-02 | 주식회사 포스코 | A coated steel plate having excellent friction property during fabricating thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103897556A (en) * | 2014-03-17 | 2014-07-02 | 江苏道森新材料有限公司 | Zinc-graphene heavy-duty anti-corrosive coating and preparation method thereof |
| KR20180073016A (en) * | 2016-12-22 | 2018-07-02 | 주식회사 포스코 | A coated steel plate having excellent friction property during fabricating thereof |
| CN106833287A (en) * | 2017-03-07 | 2017-06-13 | 中国科学院宁波材料技术与工程研究所 | Magnesium alloy AZ31B anticorrosive paints, its preparation method and application |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112280433A (en) * | 2020-11-03 | 2021-01-29 | 松山湖材料实验室 | Anticorrosive paint and preparation method and use method thereof |
| CN113292912A (en) * | 2021-05-21 | 2021-08-24 | 上海涂固安高科技有限公司 | Heavy-duty anticorrosive water-based paint for ocean engineering equipment and preparation method thereof |
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Application publication date: 20190308 |