CN107141973A - A kind of preparation method of Environmental Protective Water-paint - Google Patents
A kind of preparation method of Environmental Protective Water-paint Download PDFInfo
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- CN107141973A CN107141973A CN201710494258.5A CN201710494258A CN107141973A CN 107141973 A CN107141973 A CN 107141973A CN 201710494258 A CN201710494258 A CN 201710494258A CN 107141973 A CN107141973 A CN 107141973A
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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
- C09D163/04—Epoxynovolacs
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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
-
- 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
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Abstract
A kind of preparation method of Environmental Protective Water-paint disclosed by the invention, comprises the following steps：Modified epoxy, curing agent are added in a kettle., sulfamic acid is added after stirring 1h, scattered 1 2h of 60 68 DEG C of temperature, add modified silicasol, it is eventually adding deionized water, the organic solvent in vacuum distillation removing emulsion after 30 50min is emulsified, the emulsion that solid content is 30 60% is obtained；Mass fraction is 100 parts of emulsions, mass fraction is 50 parts mill base material, the deionized water that mass fraction is 200 500 parts are mixed, Environmental Protective Water-paint is obtained.The water paint of preparation has excellent electrodeposition coating adaptability on various metal bases, and provides the film of excellent edge corrosion resistance, good weatherability properties, scratch resistance and anti-stoning energy, and it industrially has good application value.And the Environmental Protective Water-paint has excellent antibiotic property.
Description
Technical field
The present invention relates to technical field prepared by water paint, more particularly to a kind of preparation method of Environmental Protective Water-paint.
Background technology
Continuous improvement and the constantly improve of environmental regulation with environmental consciousness, external coating industry is to volatile organic
The control of compound content and harmful substance contents is further strict, and the Water-borne modification of coating and the trend of powdered are more and more obvious.
And the water paint using raw materials such as epoxy resin as base-material is a system for being rich in nutrition, from production is started to formation paint film
Each link faces the corrosion of bacterium, is especially raised in environment temperature under the particularly abundant environment of humidity and nutrient source, water
Property coating be faced with a large amount of moulds and bacterial reproduction and the severe challenge of growth.Accordingly, it would be desirable to develop a with antibacterial action
Environmental Protective Water-paint.
The content of the invention
It is an object of the invention to provide a kind of preparation method of Environmental Protective Water-paint, solve in above-mentioned prior art problem
One or more.
A kind of preparation method for Environmental Protective Water-paint that the present invention is provided, is comprised the steps of：
Sulfamic acid, temperature 60-68 are added after A1, in a kettle. addition modified epoxy, curing agent, stirring 1h
DEG C scattered 1-2h, adds modified silicasol, is eventually adding vacuum distillation after deionized water, emulsification 30-50min and removes emulsion
In organic solvent, obtain solid content be 30-60% emulsion；
A2, it is that the obtained emulsion of 100 parts of A1, the mill base material that mass fraction is 50 parts, mass fraction are by mass fraction
200-500 parts of deionized water mixing, obtains Environmental Protective Water-paint.
In some embodiments, the preparation method of modified epoxy is：By the phenolic aldehyde ring that mass fraction is 100 parts
The chain extender mixing that oxygen tree fat, mass fraction are 20-50 parts of epoxy resin and mass fraction is 1-10 parts, adds catalyst,
Reaction temperature is reacted at 150 DEG C -180 DEG C, when epoxide equivalent reaches 1000-2200g/mol, is cooled the temperature to 60-80
DEG C, organic amine compound is subsequently added, amination and chain extending reaction are carried out between 90 DEG C -110 DEG C, the modified epoxy tree is obtained
Fat.
In some embodiments, novolac epoxy resin includes phenol type novolac epoxy resin, orthoresol type epoxy novolac
Any one or more of resin, bisphenol A-type novolac epoxy resin；
Wherein, epoxy resin include bisphenol A type epoxy resin, it is bisphenol-s epoxy resin, Bisphenol F type epoxy resin, poly-
Any one or more of ethylene glycol diglycidylether and polypropylene glycol diglycidyl ether；
Wherein, chain extender includes single phenol, bisphenol compound, bisphenol A-type PPG, dicarboxylic acids, polyether polyols
Any one or more in alcohol, binary mercapto alcohol；
Wherein, catalyst includes triethanolamine, triethylamine, diethylamine, triphenyl phosphorus, tri-phenyl-phosphorus bromide, dimethylbenzyl
Any one or more in amine, imidazoles, methylimidazole, 2- ethyl 4-methylimidazoles；
Wherein, organic amine compound includes butylamine, diethylamine, methyl butyl amine, MEA, diethanol amine, N- methyl
Any one or more in monoethanolamine, 1,3- dimethyl propylamines, N, N- dimethyl ethanols amino acid salt or kitimine organic amine.
In some embodiments, curing agent includes vinyl triamine, aminoethyl piperazine, m-phenylene diamine (MPD), diaminourea hexichol
Base add in any one or more.
In some embodiments, the preparation method of modified silicasol comprises the following steps：
B1, with uniform particle sizes, size 20-40nm, proportion for 1.10-1.15 alkaline silicon dioxide colloidal sol as crystal seed,
10-15 times of deionized water is diluted, and it is 10-12 to adjust pH value by mass fraction 4-6% potassium hydroxide solutions；Gained is mixed
Liquid is heated, and temperature control is continuously added into proportion for 1.00-1.04 in 100-105 DEG C, heating process, and pH value is 2.0-
3.0 silicic acid, to maintain liquid level constant；
B2, by molar fraction be 0.1-1% meta-aluminic acids, pass through dispersed with stirring to mass fraction be 5-10% NaOH and three
In the mixed solution of monoethanolamine, and during the course of the reaction, the mixed solution containing aluminium described in 50-100ml was added every 1-3 hours,
With the pH of maintenance reaction liquid between 9.0-10.0；
B3, by the reaction solution continuous heating time it is 50-60h, when the silicon dioxide gel proportion is reached 1.250-1.300,
Stop heating, reaction terminates, finally obtain pH for 9.0-9.8, particle diameter is 100-120nm modified silicasol.
In some embodiments, the preparation method of mill base material is：The ring that mass fraction is 100 parts is added in reactor
Oxygen tree fat, mass fraction are 10-20 parts of titanium oxide, the kaolin of 20-25 parts of mass fraction, the charcoal that mass fraction is 1-5 parts
Black and mass fraction is 200-300 parts of deionized water, is sanded after being well mixed with ball mill after 10-15h, obtaining solid content is
40-60% mill base material.
Beneficial effect：The water paint of preparation has excellent electrodeposition coating adaptability on various metal bases, and
And the film of excellent edge corrosion resistance, good weatherability properties, scratch resistance and anti-stoning energy is provided, it industrially has
Good application value.
The aluminium element for mixing aluminium in the present invention has stronger oxidability, can destroy the metabolism of bacterial cell, from
And hinder bacterial growth to breed, and after metal ion contact bacterium, because electrostatic attraction effect makes both combine closely, cause gold
Belong to ion energy penetration cell film and enter bacterium intracellular, then reacted with the thin base of intracellular protein so that protein coagulating, cause
Bacterium can not schizogamy so that it is dead.On the other hand, electron-hole pair can be produced after silica is irradiated by light, it is
One catalytic active center, can absorb the oxygen in the energy in environment, active material superficial air or water, generate hydroxyl free
Base and superoxide anion radical, the two all has very strong redox ability, can redox bacterium organic matter,
So as to destroy the fertility of bacterium, antibacterial effect is reached.Therefore, after the Environmental Protective Water-paint coating film forming, with excellent
Antibacterial action.
Embodiment
The present invention is described in more detail below by embodiment.
Case study on implementation 1：
A1, by mass fraction be 100 parts phenol type novolac epoxy resin, mass fraction be 20 parts of bisphenol type epoxy trees
Fat and mass fraction mix for 1 part of bisphenol A-type PPG, catalyst triethanolamine are added, in reaction temperature at 150 DEG C
Reacted, when epoxide equivalent reaches 1000g/mol, cool the temperature to 60 DEG C, be subsequently added diethylamine, between 90 DEG C DEG C
Amination and chain extending reaction are carried out, the modified epoxy is obtained；
A2, with uniform particle sizes, size 20nm, proportion for 1.10 alkaline silicon dioxide colloidal sol as crystal seed, 10 times go from
Sub- water is diluted, and it is 10 to adjust pH value by the potassium hydroxide solution of mass fraction 4%；Gained mixed liquor is heated, temperature
It is 1.00 that control, which is continuously added into proportion at 100 DEG C, in heating process, and pH value is 2.0 silicic acid, to maintain liquid level constant；
A3, by molar fraction be 0.1% meta-aluminic acid, by dispersed with stirring to mass fraction for 5% NaOH and three ethanol
In the mixed solution of amine, and during the course of the reaction, the mixed solution containing aluminium described in 50ml was added every 1 hour, with maintenance reaction
The pH of liquid is 9.0；
A4, by the reaction solution continuous heating time it is 50h, when the silicon dioxide gel proportion is reached 1.250, stops heating,
Reaction terminates, and it is 9.0 to finally obtain pH, and particle diameter is 100nm modified silicasol；
Sulfamic acid, temperature are added after a5, in a kettle. addition modified epoxy, vinyl triamine, stirring 1h
60 DEG C of scattered 1h, add modified silicasol, are eventually adding vacuum distillation after deionized water, emulsification 30min and remove in emulsion
Organic solvent, obtains the emulsion that solid content is 30%；
A6, in a kettle. the addition titanium oxide that mass fraction is 100 parts of epoxy resin, mass fraction is 10 parts, matter
The kaolin of 20 parts of number, the carbon black that mass fraction is 1 part are measured and deionized water that mass fraction is 200 parts, after being well mixed
It is sanded with ball mill after 10h, obtains the mill base material that solid content is 40%；
A7, it is that the obtained emulsion of 100 parts of a5, the mill base material that mass fraction is 50 parts, mass fraction are by mass fraction
200 parts of deionized water mixing, obtains environment-friendlywater-based water-based paint a.
Case study on implementation 2：
B1, by mass fraction be 100 parts bisphenol A-type novolac epoxy resin, mass fraction be 30 parts of bisphenol F type epoxies
Resin and mass fraction mix for 5 parts of bisphenol A-type PPG, add catalyst methylimidazole, exist in reaction temperature
160 DEG C are reacted, and when epoxide equivalent reaches 1800g/mol, are cooled the temperature to 70 DEG C, are subsequently added N, N- dimethyl second
Alcohol amino acid salt, carries out amination and chain extending reaction at 100 DEG C, obtains the modified epoxy；
B2, with uniform particle sizes, size 30nm, proportion for 1.12 alkaline silicon dioxide colloidal sol as crystal seed, 12 times go from
Sub- water is diluted, and it is 11 to adjust pH value by the potassium hydroxide solution of mass fraction 5%；Gained mixed liquor is heated, temperature
It is 1.02 that control, which is continuously added into proportion at 102 DEG C, in heating process, and pH value is 2.5 silicic acid, to maintain liquid level constant；
B3, by molar fraction be 0.5% meta-aluminic acid, by dispersed with stirring to mass fraction for 8% NaOH and three ethanol
In the mixed solution of amine, and during the course of the reaction, the mixed solution containing aluminium described in 50-100ml was added every 2 hours, to maintain
The pH of reaction solution is 9.5；
B4, by the reaction solution continuous heating time it is 55h, when the silicon dioxide gel proportion is reached 1.258, stops heating,
Reaction terminates, and it is 9.5 to finally obtain pH, and particle diameter is 110nm modified silicasol；
Sulfamic acid, temperature 65 are added after b5, in a kettle. addition modified epoxy, m-phenylene diamine (MPD), stirring 1h
DEG C scattered 1.5h, adds modified silicasol, is eventually adding vacuum distillation after deionized water, emulsification 40min and removes in emulsion
Organic solvent, obtains the emulsion that solid content is 50%；
B6, in a kettle. the addition titanium oxide that mass fraction is 100 parts of epoxy resin, mass fraction is 15 parts, matter
The kaolin of 22 parts of number, the carbon black that mass fraction is 2 parts are measured and deionized water that mass fraction is 250 parts, after being well mixed
It is sanded with ball mill after 12h, obtains the mill base material that solid content is 50%；
B7, it is that the obtained emulsion of 100 parts of b5, the mill base material that mass fraction is 50 parts, mass fraction are by mass fraction
300 parts of deionized water mixing, obtains environment-friendlywater-based water-based paint b.
Case study on implementation 3：
C1, by mass fraction be 100 parts orthoresol type novolac epoxy resin, mass fraction be 50 parts of bisphenol S type epoxies
Resin and mass fraction mix for 10 parts of single phenol, add diethylamine, are reacted in reaction temperature at 180 DEG C, when epoxy is worked as
Amount reaches 2200g/mol, cools the temperature to 80 DEG C, is subsequently added MEA, carries out amination between 110 DEG C and chain extension is anti-
Should, obtain the modified epoxy；
C2, with uniform particle sizes, size 40nm, proportion for 1.15 alkaline silicon dioxide colloidal sol as crystal seed, 15 times go from
Sub- water is diluted, and it is 12 to adjust pH value by the potassium hydroxide solution of mass fraction 6%；Gained mixed liquor is heated, temperature
It is 1.04 that control, which is continuously added into proportion at 105 DEG C, in heating process, and pH value is 3.0 silicic acid, to maintain liquid level constant；
C3, by molar fraction be 1% meta-aluminic acid, by dispersed with stirring to mass fraction for 10% NaOH and three ethanol
In the mixed solution of amine, and during the course of the reaction, the mixed solution containing aluminium described in 100ml was added every 3 hours, with maintenance reaction
The pH of liquid is 10.0；
C4, by the reaction solution continuous heating time it is 60h, when the silicon dioxide gel proportion is reached 1.300, stops heating,
Reaction terminates, and it is 9.8 to finally obtain pH, and particle diameter is 120nm modified silicasol；
Sulfamic acid, temperature are added after c5, in a kettle. addition modified epoxy, aminoethyl piperazine, stirring 1h
68 DEG C of scattered 2h, add modified silicasol, are eventually adding vacuum distillation after deionized water, emulsification 50min and remove in emulsion
Organic solvent, obtains the emulsion that solid content is 60%；
C6, in a kettle. the addition titanium oxide that mass fraction is 100 parts of epoxy resin, mass fraction is 20 parts, matter
The kaolin of 25 parts of number, the carbon black that mass fraction is 5 parts are measured and deionized water that mass fraction is 300 parts, after being well mixed
It is sanded with ball mill after 15h, obtains the mill base material that solid content is 60%；
C7, it is that the obtained emulsion of 100 parts of b5, the mill base material that mass fraction is 50 parts, mass fraction are by mass fraction
500 parts of deionized water mixing, obtains environment-friendlywater-based water-based paint c.
The environment-friendlywater-based water-based paint a, b, c that case study on implementation is obtained carry out performance test.
First, edge corrosion resistance
By cold-reduced sheet (0.8mm*150mm*70mm) by chemical conversion treatment (the Japanese rapids smart company system of handkerchief card, trade name,
Zinc phosphate treatment agent), as coated article is treated, the water paint obtained with embodiment carries out paint film after application, application to it
20min is toasted at 170 DEG C, film thickness monitoring tests 1000h salt spray tests, evaluation test at 18-22 microns according to national standard NSS
The plate face and edge rust spot quantity of model.
I grade：Plate face and edge rust spot quantity are less than or equal to 2.
II grade：Plate face and edge rust spot quantity 3-5 are individual,
III grade：Plate face and edge rust spot quantity 5-10 are individual,
IV grade：Plate face and edge rust spot quantity are more than 10.
2nd, weatherability
By cold-reduced sheet (0.8mm*150mm*70mm) by chemical conversion treatment (the Japanese rapids smart company system of handkerchief card, trade name,
Zinc phosphate treatment agent), as coated article is treated, the water paint obtained with embodiment carries out paint film after application, application to it
20min is toasted at 170 DEG C, film thickness monitoring tests 300h at 18-22 microns according to national standard QUV A, evaluates paint film value of chromatism.
I grade：Value of chromatism is less than 2
II grade：Value of chromatism is more than 2 but less than 4
III grade：Value of chromatism is more than 4 and is less than 6
IV grade：Value of chromatism is more than 6
3rd, base material adhesive force
By cold-reduced sheet (0.8mm*150mm*70mm) by chemical conversion treatment (the Japanese rapids smart company system of handkerchief card, trade name,
Zinc phosphate treatment agent), as coated article is treated, the water paint obtained with embodiment carries out paint film after application, application to it
20min is toasted at 170 DEG C, film thickness monitoring is soaked after 240h at 18-22 microns in 40 DEG C of pure water, evaluate paint film and draw hundred lattice
Do the peeling ratio of gluing rear paint film.
I grade：Gluing rear paint film is peeled off without any
II grade：Gluing rear paint film spalling ratio≤2%
III grade：Gluing rear paint film spalling ratio 3%~5%
IV grade：Gluing rear paint film spalling ratio ＞ 5%.
4th, rub resistance
Using tinplate (0.5mm*80mm*40mm) as coated article is treated, the water paint obtained with embodiment is carried out to it
Paint film toasts 20min at 170 DEG C after application, application, and film thickness monitoring is tested with paper tape frictional testing machine and painted at 10-12 microns
Film rub resistance, loading is 175g during test, evaluates maximum RCA number when paint film is worn through.
I grade：RCA ＞ 200
II grade：150 ＜ RCA≤200
III grade：100 ＜ RCA≤150
IV grade：RCA ＜ 100.
Test result is as shown in the table：
| Sample | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| Thickness (um) | 20 | 21 | 21 |
| Edge corrosion resistance | I grade | I grade | I grade |
| Weatherability | I grade | II grade | I grade |
| Base material adhesive force | I grade | I grade | II grade |
| Rub | I grade | I grade | I grade |
5th, anti-microbial property test
Nutrient agar is configured to the aqueous solution of mass fraction 3.5% with distilled water, autoclaving is poured into flat
Solid medium is prepared in plate culture dish, the staphylococcus aureus and Escherichia coli after activation are inoculated in flat board culture respectively
Base, the concentration of inoculated bacteria is 200/plate.After Environmental Protective Water-paint coating film forming, by the sample a, b, c of coating film forming
A part is cut, the surface of the flat board containing bacterium is placed on, 37 DEG C of culture 24h observe fungistatic effect, measure the diameter of inhibition zone.
Obtained result is：It is straight to the inhibition zone of above-mentioned four kinds of bacterium after a in case study on implementation, b, c coatings film forming
Footpath is all significantly greater than 15mm, when being more than 15mm according to standard antibacterial circle diameter, illustrates that now material is extremely sensitive to bacterium, that is, says
Environmental Protective Water-paint prepared by the clear present invention has played its antibiotic property.
A kind of preparation method of Environmental Protective Water-paint in the embodiment that the present invention is provided, the water paint of preparation is each
There is excellent electrodeposition coating adaptability on kind of metal base, and provide excellent edge corrosion resistance, good weatherability properties,
The film of scratch resistance and anti-stoning energy, it industrially has good application value.And the Environmental Protective Water-paint has
Excellent antibiotic property.
Presented above is only the preferred embodiment of the present invention, it is noted that to those skilled in the art, not
On the premise of departing from the invention design, various modifications and improvements can be made, these also should be regarded as the protection model of invention
Within enclosing.
Claims (6)
1. a kind of preparation method of Environmental Protective Water-paint, it is characterised in that comprise the steps of：
Sulfamic acid, 60-68 DEG C point of temperature are added after A1, in a kettle. addition modified epoxy, curing agent, stirring 1h
1-2h is dissipated, modified silicasol is added, vacuum distillation after deionized water, emulsification 30-50min is eventually adding and removes having in emulsion
Machine solvent, obtains the emulsion that solid content is 30-60%；
A2, it is that the obtained emulsion of 100 parts of A1, the mill base material that mass fraction is 50 parts, mass fraction are 200- by mass fraction
500 parts of deionized water mixing, obtains Environmental Protective Water-paint.
2. a kind of preparation method of Environmental Protective Water-paint according to claim 1, it is characterised in that the modified epoxy tree
The preparation method of fat is：It is 20-50 parts of epoxy resin and matter by novolac epoxy resin that mass fraction is 100 parts, mass fraction
Measure number to mix for 1-10 parts of chain extender, add catalyst, reacted in reaction temperature at 150 DEG C -180 DEG C, work as epoxy
Equivalent reaches 1000-2200g/mol, cools the temperature to 60-80 DEG C, is subsequently added organic amine compound, at 90 DEG C -110 DEG C
Between carry out amination and chain extending reaction, obtain the modified epoxy.
3. a kind of preparation method of Environmental Protective Water-paint according to claim 2, it is characterised in that the epoxy novolac tree
Fat include phenol type novolac epoxy resin, orthoresol type novolac epoxy resin, bisphenol A-type novolac epoxy resin any one or
It is a variety of；
The epoxy resin includes bisphenol A type epoxy resin, bisphenol-s epoxy resin, bisphenol f type epoxy resin, polyethylene glycol
Any one or more of diglycidyl ether and polypropylene glycol diglycidyl ether；
The chain extender includes single phenol, bisphenol compound, bisphenol A-type PPG, dicarboxylic acids, PPG, two
Any one or more in first mercapto alcohol；
The catalyst includes triethanolamine, triethylamine, diethylamine, triphenyl phosphorus, tri-phenyl-phosphorus bromide, dimethyl benzylamine, miaow
Any one or more in azoles, methylimidazole, 2- ethyl 4-methylimidazoles；
The organic amine compound includes butylamine, diethylamine, methyl butyl amine, MEA, diethanol amine, N- methyl ethanols
Any one or more in amine, 1,3- dimethyl propylamines, N, N- dimethyl ethanols amino acid salt or kitimine organic amine.
4. the preparation method of a kind of Environmental Protective Water-paint according to claim 1, it is characterised in that the curing agent includes
Vinyl triamine, aminoethyl piperazine, m-phenylene diamine (MPD), diamino-diphenyl add in any one or more.
5. a kind of preparation method of Environmental Protective Water-paint according to claim 1, it is characterised in that the modified silicasol
Preparation method comprise the following steps：
B1, with uniform particle sizes, size 20-40nm, proportion is used as crystal seed, 10-15 for 1.10-1.15 alkaline silicon dioxide colloidal sol
Times deionized water is diluted, and it is 10-12 to adjust pH value by mass fraction 4-6% potassium hydroxide solutions；Gained mixed liquor enters
Row heating, temperature control is continuously added into proportion for 1.00-1.04 in 100-105 DEG C, heating process, and pH value is 2.0-3.0's
Silicic acid, to maintain liquid level constant；
B2, by molar fraction be 0.1-1% meta-aluminic acids, pass through dispersed with stirring to mass fraction for 5-10% NaOH and three ethanol
In the mixed solution of amine, and during the course of the reaction, the mixed solution containing aluminium described in 50-100ml was added every 1-3 hours, to tie up
The pH of reaction solution is held between 9.0-10.0；
B3, by the reaction solution continuous heating time it is 50-60h, when the silicon dioxide gel proportion is reached 1.250-1.300, stops
Heating, reaction terminates, and finally obtains pH for 9.0-9.8, and particle diameter is 100-120nm modified silicasol.
6. a kind of preparation method of Environmental Protective Water-paint according to claim 1, it is characterised in that the system of the mill base material
Preparation Method is：Mass fraction is 100 parts of epoxy resin, mass fraction is 10-20 parts titanium oxide, matter are added in a kettle.
Measure the kaolin of 20-25 part of number, the carbon black that mass fraction is 1-5 parts and deionized water that mass fraction is 200-300 parts, it is mixed
It is sanded after closing uniformly with ball mill after 10-15h, obtains the mill base material that solid content is 40-60%.
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| CN108383230A (en) * | 2018-03-30 | 2018-08-10 | 海安县中丽化工材料有限公司 | A kind of water treatment agent |
| CN108408794A (en) * | 2018-03-30 | 2018-08-17 | 海安县中丽化工材料有限公司 | A kind of preparation method of water treatment agent |
| CN108456464A (en) * | 2018-02-07 | 2018-08-28 | 合肥达户电线电缆科技有限公司 | A kind of preparation method of new type environment friendly coating |
| CN109679117A (en) * | 2018-10-11 | 2019-04-26 | 东莞市山力高分子材料科研有限公司 | The preparation method of latex of epoxy resin of aqueous phenolic aldehyde and coating composition comprising it |
| CN109760371A (en) * | 2019-01-25 | 2019-05-17 | 江苏冰溶管业有限公司 | A kind of corrosion-inhibiting coating of three layers of anti-corrosion straight seam welded pipe of clad type |
| CN109822978A (en) * | 2019-01-25 | 2019-05-31 | 江苏冰溶管业有限公司 | A kind of preparation method of three layers of anti-corrosion straight seam welded pipe of clad type |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108456464A (en) * | 2018-02-07 | 2018-08-28 | 合肥达户电线电缆科技有限公司 | A kind of preparation method of new type environment friendly coating |
| CN108383230A (en) * | 2018-03-30 | 2018-08-10 | 海安县中丽化工材料有限公司 | A kind of water treatment agent |
| CN108408794A (en) * | 2018-03-30 | 2018-08-17 | 海安县中丽化工材料有限公司 | A kind of preparation method of water treatment agent |
| CN109679117A (en) * | 2018-10-11 | 2019-04-26 | 东莞市山力高分子材料科研有限公司 | The preparation method of latex of epoxy resin of aqueous phenolic aldehyde and coating composition comprising it |
| CN109760371A (en) * | 2019-01-25 | 2019-05-17 | 江苏冰溶管业有限公司 | A kind of corrosion-inhibiting coating of three layers of anti-corrosion straight seam welded pipe of clad type |
| CN109822978A (en) * | 2019-01-25 | 2019-05-31 | 江苏冰溶管业有限公司 | A kind of preparation method of three layers of anti-corrosion straight seam welded pipe of clad type |
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Application publication date: 20170908 |