CN109321126A - A kind of solvent-free anticorrosive paint and preparation method thereof - Google Patents
A kind of solvent-free anticorrosive paint and preparation method thereof Download PDFInfo
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- CN109321126A CN109321126A CN201811209562.1A CN201811209562A CN109321126A CN 109321126 A CN109321126 A CN 109321126A CN 201811209562 A CN201811209562 A CN 201811209562A CN 109321126 A CN109321126 A CN 109321126A
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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
- C09D177/00—Coating compositions based on polyamides obtained by reactions forming a carboxylic amide link in the main chain; Coating compositions based on derivatives of such polymers
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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
- 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
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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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
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2272—Ferric oxide (Fe2O3)
Abstract
The invention discloses a kind of solvent-free anticorrosive paints and preparation method thereof, belong to anticorrosive paint preparation technical field.Solvent-free anticorrosive paint of the invention, comprising: component A and B component, component A specifically include that liquid polyamide resin, liquid epoxies, liquid hydrogenated petroleum resin and nepheline powder；B component specifically includes that liquid epoxies, sheet crystal form mica iron oxide red and C12-14 alcohol glycidol ether.Solvent-free anticorrosive paint of the invention contains >=95% admittedly, it is environmental-friendly, and it can be in the direct coating decoration of moist matrix surface, single track film forming thickness is more than 1000um, have excellent antiseptic property after curing of coating, the corrosion protection under the extreme marine corrosion environment of CX to steel, concrete can be used for for a long time.
Description
Technical field
The present invention relates to anticorrosive paint preparation technical fields, and in particular to a kind of solvent-free anticorrosive paint and its preparation side
Method.
Background technique
Anticorrosive paint is the strongest coating of protective capacities in anticorrosive paint, has a wide range of applications field.Tradition is prevented again
Requirement of the rotten coating to substrate surface treatment is relatively high, when the humidity of construction environment is higher or condensation occurs for substrate surface, applies
Adhesive force between material and substrate is deteriorated, and amino group is caused to consume in advance, causes coat inside group unbalance, anticorrosion
Ability declines to a great extent.In addition, traditional anticorrosive paint contains a large amount of solvents, volatilize VOC in production and use process, and pollution is empty
Gas.
The relatively Environmentally friendly coatings that are expected at present, such as water paint, powdery paints, photocureable coating, but this
A little coating antiseptic property, energy consumption or can in terms of do not make substantial breakthroughs also, water paint antiseptic property is poor, powder
Coating film forming energy consumption height is ground, photocureable coating is unsuitable for heavy antisepsis field.Solventless coatings is logical due to the volatilization without solvent
Road, and have the superpower shielding benefit of thick film, not only do not have discharge of poisonous waste, but also have excellently protective capacities, warship can also be met
The requirement of cabin room moist surface large area anticorrosive construction, has broad application prospects.Existing solvent free corrosion prevention coating is main
Screening ability is improved by thickness, it still needs further improvement for anti-corrosion effect.
Summary of the invention
The object of the present invention is to provide a kind of solvent-free anticorrosive paints and preparation method thereof, and solve existing epoxy and apply
Expect in the problem that the construction of moist matrix surface is difficult, strong corrosive environment service life is short, VOC content is high, environmental hazard is big.The present invention
Solvent-free anticorrosive paint belong to thick-slurry type anticorrosive paint, the extreme marine corrosion environment of CX can be suitable for, and can be in tide
Wet steel surface or concrete surface are directly constructed.
The technical scheme to solve the above technical problems is that
A kind of solvent-free anticorrosive paint, comprising: the mass ratio of component A and B component, component A and B component is 100:(45-
50)；Wherein, component A specifically includes that 20-30 parts of liquid polyamide resin by weight, 4-7 parts of liquid epoxies, liquid
4-6 parts and 50-68 parts of nepheline powder of body hydrogenated petroleum resin；B component specifically includes that liquid epoxies 25- by weight
6-8 parts of 35 parts, 45-55 parts of sheet crystal form mica iron oxide red and C12-14 alcohol glycidol ether.
Liquid epoxy tree is added using liquid polyamide resin as main film forming substance in the present invention in component A in advance
Rouge introduces epoxy group in advance, increase in construction the intermiscibility of component A and B component, to avoid curing of coatings state under
Active group can not be contacted effectively, be reacted, and to increase coating crosslink density, discharge coating internal stress in advance, improve paint film to base
The adhesive ability of material.Meanwhile the present invention can be formed by addition nepheline powder with the sheet crystal form mica iron oxide red of B component
Good stacking effect forms effectively shielded layer, improves the corrosion resistance of coating；And since nepheline powder has lower suction
Oil mass can also greatly improve the pigment and PVC (packing volume concentration) of coating, can be high volume solid part, the thickness of coating
Film property provides guarantee.In addition, the present invention by component A be added liquid hydrogenated petroleum resin, can be provided for coating water resistance,
Viscosity of the coating is reduced while toughening, is convenient to the use of various forms of construction work.
Sheet crystal form mica iron oxide red, which is added, in the present invention in B component to break up with liquid epoxies achievement unit
Learn bonding, improve the compatibility between liquid epoxies and sheet crystal form mica iron oxide red, and enhance coating compactness and
To the wetting ability of substrate, finally there is high interface binding power and the excellent stripping ability of resistance to cathode between substrate.This
Invention considerably reduces viscosity of the coating, guarantees that coating can pass through by introducing C12-14 alcohol glycidol ether in B component
It brushes, the roller coating even construction ability of airless spraying, difficulty of construction is reduced, to be more advantageous to the popularization and application of coating.
Further, in preferred embodiments of the present invention, the amine value of aforesaid liquid polyamide is 290-350mg
KOH/g。
The present invention selects amine value in the liquid polyamide resin of 290-350mg KOH/g, and molecular weight is small, viscosity is low, and
And there is excellent moisturecuring ability, it can adapt in the higher environment of humidity.
Further, in preferred embodiments of the present invention, the epoxide equivalent of aforesaid liquid epoxy resin is 170-210g/
eq。
The present invention select epoxide equivalent 170-210g/eq liquid epoxies, epoxide number with higher and compared with
Low viscosity can provide high crosslink density and good application property for coating, have excellent corrosion resistance.
Further, in preferred embodiments of the present invention, the partial size of above-mentioned nepheline powder is 400 mesh and 800 mesh pegmatites
The combination of one or both of mine type nepheline powder.
Preferably, the partial size of above-mentioned nepheline powder is 400 mesh giant crystal ore type nepheline powder.It is highly preferred that above-mentioned nepheline powder
Partial size is the combination of 400 mesh giant crystal ore type nepheline powder and 800 mesh giant crystal ore type nepheline powder.The present invention uses the grain of 400 mesh
Diameter size can obtain best shield effectiveness, and by 800 mesh giant crystal ore type nepheline powder of addition to 400 mesh pegmatite mines
The gap that type nepheline powder is formed is filled, and can further increase the compactness of coating.
Further, in preferred embodiments of the present invention, aforesaid liquid hydrogenated petroleum resin is Lv Gete company
The one or two of LA300, LA500.
Further, in preferred embodiments of the present invention, above-mentioned component A further include: coupling agent 1-2 by weight
Part, 1-2 parts of auxiliary rheological agents, 0.2-0.6 parts of dispersing agent and 0.04-0.2 parts of defoaming agent.
The present invention as surface treating agent, can increase resin to the wetting capacity of filler by addition coupling agent,
The formation of coat inside defect is reduced, and increases coating wet adhesion and antikathode stripping ability.Preferably, coupling agent is ammonia
Base silane coupling agent.
Coating storage stability and construction sag resistance can be improved by the way that auxiliary rheological agents are added in component A in the present invention,
It further provides for ensureing for the long-term stability and thick film application property of coating, improves product quality.In addition, the present invention passes through addition
Dispersing agent improves the dispersion performance of coating, is conducive to the uniform mixing of each component material, guarantees product homogeneity；And by adding
Add defoaming agent to eliminate coating air entrapment, is further reduced the formation of coat inside defect.Preferably, dispersing agent is polyurethanes
Dispersing agent.Preferably, defoaming agent is polysiloxane defoaming agent.
Further, in preferred embodiments of the present invention, above-mentioned auxiliary rheological agents are polyamide wax, organobentonite is gentle
One of aerosil or multiple combinations.
Further, in preferred embodiments of the present invention, above-mentioned B component further include: phosphate by weight is close
0.1-2 parts of agent.
The preparation method of above-mentioned solvent-free anticorrosive paint, by component A and B component according to 100:(45-50) mass ratio
It is mixed to prepare.
Further, in preferred embodiments of the present invention, above-mentioned component A includes: liquid polyamide by weight
20-30 parts of resin, 4-7 parts of liquid epoxies, 4-6 parts of liquid hydrogenated petroleum resin, 1-2 parts of coupling agent, auxiliary rheological agents 1-2
Part, 0.04-0.2 parts of 0.2-0.6 parts of dispersing agent and defoaming agent and 50-68 parts of nepheline powder；B component includes: liquid by weight
25-35 parts of body epoxy resin, 45-55 parts of sheet crystal form mica iron oxide red, 0.1-2 parts of phosphate adhesive agent and the contracting of C12-14 alcohol
6-8 parts of water glycerin ether；
Preparation method includes:
(1) it prepares component A: according to said ratio, liquid epoxy being added into liquid polyamide resin under stirring
Resin carries out blending reaction, stands 20-24h after decentralized processing, add liquid hydrogenated petroleum resin, coupling agent, auxiliary rheological agents,
Dispersing agent, defoaming agent and nepheline powder, grinding after being dispersed with stirring uniformly, are made component A；
(2) B component is prepared: according to said ratio, by liquid epoxies, sheet crystal form mica iron oxide red and phosphate
Adhesive agent mixing, grinds after being uniformly dispersed under the conditions of 120-135 DEG C, to liquid epoxies and sheet crystal form micaceous iron oxide
C12-14 alcohol glycidol ether is added after the completion of red chemical bonding, is dispersed with stirring uniformly, B component is made.
Further, in preferred embodiments of the present invention, in step (1), the method for preparing component A is preferred are as follows: according to
Said ratio, revolving speed be 400-600r/min stirring under into liquid polyamide resin be added liquid epoxies into
Row blending reaction stands 20-24h after decentralized processing, adds liquid hydrogenated petroleum resin, coupling agent, auxiliary rheological agents, dispersion
Agent, defoaming agent and nepheline powder are ground to 40-60 μm of fineness after being dispersed with stirring uniformly with the revolving speed of 700-900r/min, A is made
Component.
Further, in preferred embodiments of the present invention, in step (2), the method for preparing B component is preferred are as follows: according to
Said ratio mixes liquid epoxies and sheet crystal form mica iron oxide red, phosphate adhesive agent is added, then with 700-
The revolving speed of 900r/min is ground under the conditions of 120-135 DEG C after being uniformly dispersed, and is examined after grinding 40-80min every sampling in 10 minutes
It surveys, C12-14 alcohol glycidol ether is added after the completion of liquid epoxies and filler chemical bonding, with 400-600r/min's
Revolving speed is dispersed with stirring uniformly, and B component is made.
The invention has the following advantages:
The present invention strictly screens raw material, and distinguishes defibrination by A, B component, greatly improves the volume of coating
Admittedly containing, while increasing the packing volume concentration of coating, PVC > 70%CPVC (critical filler volume concentration) can meet brushing, roller
The various forms of construction work such as painting, airless spraying, single track film forming thickness is up to 1000 μm.Coating of the invention carries out resin with filler
The compactness extent and adhesive force of paint film can be increased substantially after chemical bonding, coating performance is excellent, impact resistance >=
50cmkg, the salt water of resistance to 3%NaCl >=5000h, resistance to neutral salt spray >=5000h, resistance to cathodic disbonding (65 DEG C, -1.5V, 48h)≤
6mm is on active service in the extreme marine corrosion environment of CX for a long time for steel construction and provides safeguard.
Specific embodiment
Principles and features of the present invention are described with reference to embodiments, the given examples are served only to explain the present invention,
It is not intended to limit the scope of the present invention.The person that is not specified actual conditions in embodiment, according to normal conditions or manufacturer suggests
Condition carries out.Reagents or instruments used without specified manufacturer is the conventional products that can be obtained by commercially available purchase.
Embodiment 1:
The solvent-free anticorrosive paint component of the present embodiment is shown in Table 1.
Table 1
The preparation method of the solvent-free anticorrosive paint of the present embodiment includes:
(1) it prepares component A: at room temperature, liquid polyamide resin being pumped into reaction kettle by 1 dosage of table and carries out 500r/min
Stirring is slowly added to liquid epoxies and carries out blending reaction, disperse 2h, stands 22h.Sequentially add liquid hydrotreated petroleum tree
Rouge, amino silicane coupling agent, auxiliary rheological agents, polyurethanes dispersing agent, polysiloxane defoaming agent, nepheline powder, 800r/min dispersion
It is pumped into sand mill after uniformly and is ground to 50 μm of fineness, discharging can be obtained component A, save backup.
(2) it prepares B component: liquid epoxies and sheet crystal form mica iron oxide red being pumped into reaction kettle, phosphoric acid is added
Ester adhesive agent, 800r/min is pumped into grinder after being dispersed with stirring uniformly, under the conditions of 130 DEG C of temperature of control, after ultrahigh speed grinds 1h
Every 10 minutes sample detection, it is pumped into reaction kettle after the completion of resin and filler chemical bonding, C12-14 alcohol glycidol ether is added,
500r/min is dispersed with stirring uniformly, and discharging can be obtained B component, save backup.
(3) by component A obtained and B component, the present invention is obtained after stirring 15min for 100:45 mixing according to weight ratio
Solvent-free anticorrosive paint.
Embodiment 2:
The solvent-free anticorrosive paint component of the present embodiment is shown in Table 2.
Table 2
The preparation method of the solvent-free anticorrosive paint of the present embodiment includes:
(1) it prepares component A: at room temperature, liquid polyamide resin being pumped into reaction kettle by 1 dosage of table and carries out 500r/min
Stirring is slowly added to liquid epoxies and carries out blending reaction, disperse 2h, stands 22h.Sequentially add liquid hydrotreated petroleum tree
Rouge, amino silicane coupling agent, auxiliary rheological agents, polyurethanes dispersing agent, polysiloxane defoaming agent, nepheline powder, 800r/min dispersion
It is pumped into sand mill after uniformly and is ground to 50 μm of fineness, discharging can be obtained component A, save backup.
(2) it prepares B component: liquid epoxies and sheet crystal form mica iron oxide red being pumped into reaction kettle, phosphoric acid is added
Ester adhesive agent, 800r/min is pumped into grinder after being dispersed with stirring uniformly, under the conditions of 130 DEG C of temperature of control, after ultrahigh speed grinds 1h
Every 10 minutes sample detection, it is pumped into reaction kettle after the completion of resin and filler chemical bonding, C12-14 alcohol glycidol ether is added,
500r/min is dispersed with stirring uniformly, and discharging can be obtained B component, save backup.
(3) by component A obtained and B component, the present invention is obtained after stirring 15min for 100:50 mixing according to weight ratio
Solvent-free anticorrosive paint.
Embodiment 3:
The solvent-free anticorrosive paint component of the present embodiment is shown in Table 3.
Table 3
The preparation method of the solvent-free anticorrosive paint of the present embodiment includes:
(1) it prepares component A: at room temperature, liquid polyamide resin being pumped into reaction kettle by 1 dosage of table and carries out 500r/min
Stirring is slowly added to liquid epoxies and carries out blending reaction, disperse 2h, stands 22h.Sequentially add liquid hydrotreated petroleum tree
Rouge, amino silicane coupling agent, auxiliary rheological agents, polyurethanes dispersing agent, polysiloxane defoaming agent, nepheline powder, 800r/min dispersion
It is pumped into sand mill after uniformly and is ground to 50 μm of fineness, discharging can be obtained component A, save backup.
(2) it prepares B component: liquid epoxies and sheet crystal form mica iron oxide red being pumped into reaction kettle, phosphoric acid is added
Ester adhesive agent, 800r/min is pumped into grinder after being dispersed with stirring uniformly, under the conditions of 120 DEG C of temperature of control, after ultrahigh speed grinds 1h
Every 10 minutes sample detection, it is pumped into reaction kettle after the completion of resin and filler chemical bonding, C12-14 alcohol glycidol ether is added,
500r/min is dispersed with stirring uniformly, and discharging can be obtained B component, save backup.
(3) by component A obtained and B component, the present invention is obtained after stirring 15min for 100:46 mixing according to weight ratio
Solvent-free anticorrosive paint.
Embodiment 4:
The solvent-free anticorrosive paint component of the present embodiment is shown in Table 4.
Table 4
The preparation method of the solvent-free anticorrosive paint of the present embodiment includes:
(1) it prepares component A: at room temperature, liquid polyamide resin being pumped into reaction kettle by 1 dosage of table and carries out 500r/min
Stirring is slowly added to liquid epoxies and carries out blending reaction, disperse 2h, stands 22h.Sequentially add liquid hydrotreated petroleum tree
Rouge, amino silicane coupling agent, auxiliary rheological agents, polyurethanes dispersing agent, polysiloxane defoaming agent, nepheline powder, 800r/min dispersion
It is pumped into sand mill after uniformly and is ground to 50 μm of fineness, discharging can be obtained component A, save backup.
(2) it prepares B component: liquid epoxies and sheet crystal form mica iron oxide red being pumped into reaction kettle, phosphoric acid is added
Ester adhesive agent, 800r/min is pumped into grinder after being dispersed with stirring uniformly, under the conditions of 135 DEG C of temperature of control, after ultrahigh speed grinds 1h
Every 10 minutes sample detection, it is pumped into reaction kettle after the completion of resin and filler chemical bonding, C12-14 alcohol glycidol ether is added,
500r/min is dispersed with stirring uniformly, and discharging can be obtained B component, save backup.
(3) by component A obtained and B component, the present invention is obtained after stirring 15min for 100:50 mixing according to weight ratio
Solvent-free anticorrosive paint.
Test example
Coating made from above-described embodiment 1-4 is tested for the property, testing result is shown in Table 5.
Table 5
As can be seen from Table 5, solvent-free anticorrosive paint of the invention has excellently application property in steel substrate surface,
Antiseptic property after curing of coatings fully meets the anti-corrosion protection under the extreme marine corrosion environmental condition of CX to substrate.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of solvent-free anticorrosive paint characterized by comprising component A and B component, the matter of the component A and B component
Amount is than being 100:(45-50)；Wherein,
The component A specifically includes that 20-30 parts of liquid polyamide resin by weight, 4-7 parts of liquid epoxies, liquid
4-6 parts and 50-68 parts of nepheline powder of body hydrogenated petroleum resin；
The B component specifically includes that 25-35 parts of liquid epoxies by weight, sheet crystal form mica iron oxide red 45-
55 parts and 6-8 parts of C12-14 alcohol glycidol ether.
2. solvent-free anticorrosive paint according to claim 1, which is characterized in that the amine value of the liquid polyamide resin
For 290-350mg KOH/g.
3. solvent-free anticorrosive paint according to claim 2, which is characterized in that the epoxy of the liquid epoxies is worked as
Amount is 170-210g/eq.
4. solvent-free anticorrosive paint according to claim 3, which is characterized in that the partial size of the nepheline powder is 400 mesh
With the combination of one or both of 800 mesh giant crystal ore type nepheline powder.
5. solvent-free anticorrosive paint according to claim 4, which is characterized in that the liquid hydrogenated petroleum resin is Lyu
The one or two of LA300, LA500 of Ge Te company.
6. solvent-free anticorrosive paint according to claim 1-5, which is characterized in that the component A further include:
0.2-0.6 parts of 1-2 parts of 1-2 parts of coupling agent, auxiliary rheological agents, dispersing agent by weight and 0.04-0.2 parts of defoaming agent.
7. solvent-free anticorrosive paint according to claim 6, which is characterized in that the auxiliary rheological agents be polyamide wax,
One of organobentonite and fumed silica or multiple combinations.
8. solvent-free anticorrosive paint according to claim 6, which is characterized in that the B component further include: by weight
0.1-2 parts of the phosphate adhesive agent of meter.
9. the preparation method of the described in any item solvent-free anticorrosive paints of claim 1-8, which is characterized in that by component A and B
Component is according to 100:(45-50) mass ratio be mixed to prepare.
10. the preparation method of solvent-free anticorrosive paint according to claim 9, which is characterized in that component A include: by
4-6 parts of 4-7 parts of 20-30 parts of liquid polyamide resin, liquid epoxies, the liquid hydrogenated petroleum resin of parts by weight meter, coupling
0.04-0.2 parts of 1-2 parts of agent, 1-2 parts of auxiliary rheological agents, 0.2-0.6 parts of dispersing agent and defoaming agent and 50-68 parts of nepheline powder；The B
Component includes: that 25-35 parts of liquid epoxies, 45-55 parts of sheet crystal form mica iron oxide red, phosphate by weight are close
0.1-2 parts of agent and 6-8 parts of C12-14 alcohol glycidol ether；
The preparation method includes:
(1) it prepares component A: according to said ratio, liquid epoxies being added into liquid polyamide resin under stirring
Blending reaction is carried out, 20-24h is stood after decentralized processing, adds liquid hydrogenated petroleum resin, coupling agent, auxiliary rheological agents, dispersion
Agent, defoaming agent and nepheline powder, grinding after being dispersed with stirring uniformly, are made component A；
(2) B component is prepared: according to said ratio, by liquid epoxies, sheet crystal form mica iron oxide red and phosphate adherence
Agent mixing, grinds after being uniformly dispersed under the conditions of 120-135 DEG C, to the liquid epoxies and the sheet crystal form mica oxygen
Change iron oxide red chemical bonding and C12-14 alcohol glycidol ether is added after the completion, is dispersed with stirring uniformly, B component is made.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110628297A (en) * | 2019-08-01 | 2019-12-31 | 洛阳双瑞防腐工程技术有限公司 | Solvent type epoxy coating with high solid content and salt fog resistance and preparation method thereof |
| CN116179048A (en) * | 2022-12-30 | 2023-05-30 | 无锡华东锌盾科技有限公司 | Solvent-free weather-resistant epoxy finish paint and preparation method thereof |
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| CN116179048B (en) * | 2022-12-30 | 2023-11-03 | 无锡华东锌盾科技有限公司 | Solvent-free weather-resistant epoxy finish paint and preparation method thereof |
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