CN107129747A - A kind of low VOC exempts from the aqueous Universal bicycle priming paint of electrophoresis - Google Patents
A kind of low VOC exempts from the aqueous Universal bicycle priming paint of electrophoresis Download PDFInfo
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- CN107129747A CN107129747A CN201710184411.4A CN201710184411A CN107129747A CN 107129747 A CN107129747 A CN 107129747A CN 201710184411 A CN201710184411 A CN 201710184411A CN 107129747 A CN107129747 A CN 107129747A
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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
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
- C09D167/06—Unsaturated polyesters having carbon-to-carbon unsaturation
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
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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
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Life Sciences & Earth Sciences (AREA)
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Abstract
Exempt from the aqueous Universal bicycle priming paint of electrophoresis, including component count by weight percentage as follows the invention discloses a kind of low VOC：Water-base resin：23 25% moisture dissipates acrylic polyester emulsion, 8 10% aqueous epoxy emulsions, 6 8% water-compatible amino resin；Auxiliary agent：0.6 0.8% adhesion promoter, 2 4% environmentally friendly solvent, 0.1 0.2% nertralizer, 0.6 0.8% wetting dispersing agent, 18 22% titanium dioxide, 4 6% blanc fixe, 0.3 0.5% anti-settling agent, 4 6% mica powder, 0.4 0.6% defoamer, 0.4 0.6% levelling agent, 0.3 0.5% substrate wetting agents, 0.6 0.8% catalyst, 18 25% deionized water, 1 2% thickener.Exempt from the aqueous Universal bicycle priming paint of electrophoresis it is an object of the invention to provide a kind of low VOC.
Description
Technical field
The present invention relates to paint field, and in particular to a kind of low VOC exempts from the aqueous Universal bicycle priming paint of electrophoresis.
Background technology
Bicycle market profile：In October, 2014, whole nation two-wheeled bicycle yield was 5,300,000.The 1-10 months in 2014
National two-wheeled bicycle production is 52,000,000, and -5.53% is increased with 2013 year-on-years.Electric car market profile：2014
National electric bicycle industry totals yield 26,000,000, increases by 18.38% on a year-on-year basis.2015 annual capacities reach 31,000,000
.According to information above, 2015 annual proper motion cars reach 89,000,000 with electric bicycle output.Existing bicycle market is formed
Several big production bases, wherein Tianjin account for 38.25%, and Zhejiang accounts for 23.38%, and Guangdong accounts for 15.96%, and Jiangsu accounts for 14.46%, Shanghai
6.44% is accounted for, other regions account for 1.50%, be concentrated mainly on several flourishing cities.
Aqueous bicycle paint prospect：4 bicycle calculating can be about produced by 1kg paints.2015 annual weight of coated paint
For：89000000/4=22,250,000kg, 22,250 tons are converted, if per kilogram price is by 40 yuan of calculating, total price：8900000000
Member.Product used is largely solvent based coating in the market, and VOC content is high, pollutes environment, damages health, simultaneously
There is inflammable and explosive risk, therefore the application space of water paint is huge.The production technology of current bicycle application is workpiece acid
Drying or air-dried → air cleaning → electrostatic spraying priming paint → benefit rifle → baking-curing → electrostatic after the oily derusting → washing of elution
Painting → benefit rifle → baking-curing → electrostatic spraying Lacquer finish → benefit rifle → baking-curing → finished product in painting, base material is mainly cast iron, titanium
The metals such as magnesium alloy a, part has electrophoresis lacquer craftwork.And electric bicycle application is close with bicycle, generally ironcasting,
Major part has electrophoresis process.The current most of bicycle coating of China is still painted using solvent-borne type, and the country is for bicycle
Water paint ratio is very few, and the development of especially aqueous Universal bicycle priming paint is less, and base material kind is complicated in addition, it is difficult to manufacture
Universal priming paint product, if it is desired to Corrosion Protection, it is necessary to carry out electrophoretic paint application, with reference to existing bicycle market situation, with
And the environmental protection pressure that oil paint coating faces, research and develop using the aqueous Universal bicycle priming paint for exempting from electrophoresis, be primarily present following technology
Bottleneck；
1st, existing bicycle priming paint based on solvent-borne type, it is necessary to solve paint VOC content high, it is seriously polluted, it is inflammable and explosive
Problem；
2nd, existing aqueous bicycle priming paint, it is poor to there is film flexibility after the baking of three roads, and in different substrate materials, electrophoretic paint
The problem of surface adhesion force declines；
3rd, existing aqueous bicycle priming paint, typically using water soluble acrylic resin or the amino-stoving varnish of polyester resin,
VOC is up to more than 300g/L, discharges higher, it is desirable to have tissue is focused on, costly；
4th, existing aqueous bicycle priming paint, salt spray resistance is poor, it is necessary to which electrophoretic paint application is improved within generally 72h
Corrosion Protection, indivedual producer's cast iron base materials can have very big corrosion risk without using electrophoretic paint；Existing aqueous bicycle bottom
Paint, poor universality, it is necessary to change other priming paint kinds when being related to different substrate materials, construction usage and supply are inconvenient, especially low
VOC exempts from the aqueous Universal bicycle priming paint of electrophoresis or blank.
The content of the invention
In order to solve the above technical problems, exempting from the aqueous Universal bicycle bottom of electrophoresis it is an object of the invention to provide a kind of low VOC
Paint.
In order to solve the above technical problems, the present invention is adopted the following technical scheme that：
A kind of low VOC exempts from the aqueous Universal bicycle priming paint of electrophoresis, including component count by weight percentage as follows：
Water-base resin：23-25% moisture dissipate acrylic polyester emulsion, 8-10% aqueous epoxy emulsions, 6-8% it is aqueous
Amino resins；
Auxiliary agent：0.6-0.8% adhesion promoter, 2-4% environmentally friendly solvent, 0.1-0.2% nertralizer, 0.6-
0.8% wetting dispersing agent, 18-22% titanium dioxide, 4-6% blanc fixe, 0.3-0.5% anti-settling agent, 4-6%
Mica powder, 0.4-0.6% defoamer, 0.4-0.6% levelling agent, 0.3-0.5% substrate wetting agents, 0.6-0.8%
Catalyst, 18-25% deionized water, 1-2% thickener.
Further, it is the G909 that China Tech skill is preced with Jiangmen that described moisture, which dissipates acrylic polyester emulsion, acrylic acid modified poly-
Ester dispersion, solid content 40%, theoretical hydroxyl number 160, water can infinite dilution, VOC content is low.
Further, described aqueous epoxy emulsion is upper sea green good G03, by high molecular expoxy resin Water-borne modification
Product, ultra-fine grain diameter is less than 0.1 μm, and VOC content is low.Water dilution stability is very good, and salt spray resistance is excellent.
Further, described water-compatible amino resin is profound new Cymel327, high imino group melamine resin,
Non-volatile part 90%, with good water-soluble, other resin miscibles, while high solids content VOC content is low.
Further, described adhesion promoter is the Z-6040 of DOW CORNING, the methoxy silane containing epoxide group,
With amino resins high-temperature cross-linking, stay in film, improve the problem of alloy base material poor adhesive force.
Further, described environmentally friendly solvent is propylene glycol monomethyl ether and isopropanol 1:1 mixture.
Further, described nertralizer is triethylamine, and wetting agent dispersant is the TEGO Dispers of the high chemistry of enlightening
760W, levelling agent is the PW336 for first creating chemistry, and substrate wetting agents are TEGO Wet 280, and thickener is DOW Chemical
ACRYSOL ASE-60。
Further, described defoamer is the TEGO Foamex 810 of the high chemistry of enlightening, without organosilicon, solvent, gassiness
Aerosil.
Further, described titanium dioxide is the R706 of Du Pont, and blanc fixe is 1250 mesh, and mica powder is 1250 mesh；
Described anti-settling agent be thunder inspire confidence in this chemical Luvogel W2N, lithium magnesium silicate sodium there is provided high yield value and shear shinning performance,
Thixotropy is good, anti-settling, anti-sag.
Further, described catalyst be U.S. Jin Shi NACURE 5925, acid catalyst, active component 25%, most
Low 120 degrees Celsius of solidification temperature.
Exempt from the aqueous Universal bicycle priming paint preparation method of electrophoresis present invention also offers a kind of low VOC, comprise the following steps：
Step a, according to the raw material proportioning, first adds in formula 80% deionized water, sequentially add environmentally friendly solvent,
50% defoamer in nertralizer, wetting dispersing agent, formula, is stirred 3 minutes with 500r/min speed；Sequentially add titanium white
Powder, blanc fixe, mica powder, anti-settling agent, are stirred 20 minutes with 1200r/min speed；
Step b, without caking, uniform slurry, will be ground by horizontal sand mill made from step a, is ground to thin
Degree is less than or equal to 15 microns；
Step c, the mill base for grinding qualified is added in paint mixing tank, under moderate-speed mixer, is sequentially added moisture and is dissipated propylene
Acid polyester emulsion, aqueous epoxy emulsion, water-compatible amino resin, 900r/min speed are stirred 10 minutes, and uniform rear addition is remaining
50% defoamer, levelling agent, substrate wetting agents, adhesion promoter, catalyst, remaining deionized water, finally use thickener
The viscosity for painting liquid is transferred to regulation viscosity, packed after being filtered through 200 mesh gauzes.
It is a kind of to scribble the bicycle that low VOC described above exempts from the aqueous Universal bicycle priming paint of electrophoresis.
Compared with prior art, advantageous effects of the invention：
1st, from water-borne dispersions, large arch dam water soluble amino resin system, the water paint VOC of preparation≤50g/L, gas
Taste is very low, prevents from polluting environment；
2nd, from modified poly ester dispersion, the adhesive force of coating and base material is improved, strengthens the pliability of film, is adapted to multiple tracks
Baking is without ftractureing or becoming fragile, 0 grade of adhesive force after 3-4 roads are continuously toasted, and circular cone bend test passes through；
3rd, spell into part aqueous epoxy emulsion, high-temperature cross-linking is carried out with main body amino resins, improve Corrosion Protection, salt tolerant
Mist reaches more than 300h, realizes the application for exempting from electrophoretic primer；
4th, reaction temperature is reduced from acid catalyst, saves the energy, by acid catalyzed effect, coating is in low temperature 120-
Crosslinking curing is carried out at 130 DEG C, high adhesion force and the water-based stoving paint coating of hardness is obtained；
4th, from the adhesion promoter containing epoxide group, with amino cross-linking reaction, form coating and improve simultaneously and many
The adhesive force of metal base is planted, especially water-fast test 168h, salt spray test 300h later coating adhesion is excellent；
5th, from non-silicon class defoamer system, the thixotroping system of lithium magnesium silicate sodium, the problems such as solving bubble, sagging.
Embodiment
Embodiment one
Including following components by weight：
Wherein, it is the G909 that China Tech skill is preced with Jiangmen that moisture, which dissipates acrylic polyester emulsion, acrylated polyester dispersion, Gu
Content 40%, theoretical hydroxyl number 160, water can infinite dilution, VOC content is low；Aqueous epoxy emulsion is upper sea green good G03, by height
The product of molecular weight epoxy Water-borne modification, ultra-fine grain diameter is less than 0.1 μm, and VOC content is low.Water dilution stability is very good, resistance to
Salt fog excellent performance；Water-compatible amino resin is profound new Cymel327, high imino group melamine resin, non-volatile part
90%, with good water-soluble, other resin miscibles, while high solids content VOC content is low；Adhesion promoter is road health
Peaceful Z-6040, the methoxy silane containing epoxide group, with amino resins high-temperature cross-linking, is stayed in film, is improved in alloy
The problem of base material poor adhesive force；Environmentally friendly solvent is propylene glycol monomethyl ether and isopropanol 1:1 mixture；Nertralizer is triethylamine, profit
Humectant dispersant is the TEGO Dispers 760W of the high chemistry of enlightening, and levelling agent is the PW336 for first creating chemistry, and substrate wetting agents are
TEGO Wet 280, thickener is the ACRYSOL ASE-60 of DOW Chemical；Defoamer is the TEGO Foamex of the high chemistry of enlightening
810, without organosilicon, solvent, containing aerosil；Titanium dioxide is the R706 of Du Pont, and blanc fixe is 1250 mesh, mica
Powder is 1250 mesh；Anti-settling agent is that thunder inspires confidence in this chemical Luvogel W2N, and there is provided high yield value and shear shinning for lithium magnesium silicate sodium
Performance, thixotropy is good, anti-settling, anti-sag；Catalyst is U.S. Jin Shi NACURE 5925, acid catalyst, active component
25%, minimum 120 degrees Celsius of solidification temperature.
Its preparation method is：
Step a, according to the raw material proportioning, first adds formula mid-early stage deionized water (14.80%), sequentially adds ring
50% defoamer, is stirred 3 minutes with 500r/min speed in guarantor's solvent, nertralizer, wetting dispersing agent, formula；Again successively
Titanium dioxide, blanc fixe, mica powder, anti-settling agent are added, is stirred 20 minutes with 1200r/min speed；
Step b, without caking, uniform slurry, will be ground by horizontal sand mill made from step a, is ground to thin
Degree is less than or equal to 15 microns；
Step c, the mill base for grinding qualified is added in paint mixing tank, under moderate-speed mixer, is sequentially added moisture and is dissipated propylene
Acid polyester emulsion, aqueous epoxy emulsion, water-compatible amino resin, 900r/min speed are stirred 10 minutes, and uniform rear addition is remaining
50% defoamer, levelling agent, substrate wetting agents, adhesion promoter, catalyst, remaining deionized water (3.7%), finally with increasing
The viscosity for painting liquid is transferred to regulation viscosity by thick dose, is packed after being filtered through 200 mesh gauzes.
A kind of low VOC of the present embodiment exempts from the aqueous Universal bicycle priming paint of electrophoresis and in the market solvent based product, aqueous production
The performance comparison of product, see the table below.
Embodiment 2
Including following components by weight：
Wherein, it is the G909 that China Tech skill is preced with Jiangmen that moisture, which dissipates acrylic polyester emulsion, acrylated polyester dispersion, Gu
Content 40%, theoretical hydroxyl number 160, water can infinite dilution, VOC content is low；Aqueous epoxy emulsion is upper sea green good G03, by height
The product of molecular weight epoxy Water-borne modification, ultra-fine grain diameter is less than 0.1 μm, and VOC content is low.Water dilution stability is very good, resistance to
Salt fog excellent performance；Water-compatible amino resin is profound new Cymel327, high imino group melamine resin, non-volatile part
90%, with good water-soluble, other resin miscibles, while high solids content VOC content is low；Adhesion promoter is road health
Peaceful Z-6040, the methoxy silane containing epoxide group, with amino resins high-temperature cross-linking, is stayed in film, is improved in alloy
The problem of base material poor adhesive force；Environmentally friendly solvent is propylene glycol monomethyl ether and isopropanol 1:1 mixture；Nertralizer is triethylamine, profit
Humectant dispersant is the TEGO Dispers 760W of the high chemistry of enlightening, and levelling agent is the PW336 for first creating chemistry, and substrate wetting agents are
TEGO Wet 280, thickener is the ACRYSOL ASE-60 of DOW Chemical；Defoamer is the TEGO Foamex of the high chemistry of enlightening
810, without organosilicon, solvent, containing aerosil；Titanium dioxide is the R706 of Du Pont, and blanc fixe is 1250 mesh, mica
Powder is 1250 mesh；Anti-settling agent is that thunder inspires confidence in this chemical Luvogel W2N, and there is provided high yield value and shear shinning for lithium magnesium silicate sodium
Performance, thixotropy is good, anti-settling, anti-sag；Catalyst is U.S. Jin Shi NACURE 5925, acid catalyst, active component
25%, minimum 120 degrees Celsius of solidification temperature.
Its preparation method is as follows：
Step a, according to the raw material proportioning, first adds formula mid-early stage deionized water (17.2%), sequentially adds ring
50% defoamer, is stirred 3 minutes with 500r/min speed in guarantor's solvent, nertralizer, wetting dispersing agent, formula；Again successively
Titanium dioxide, blanc fixe, mica powder, anti-settling agent are added, is stirred 20 minutes with 1200r/min speed；
Step b, without caking, uniform slurry, will be ground by horizontal sand mill made from step a, is ground to thin
Degree is less than or equal to 15 microns；
Step c, the mill base for grinding qualified is added in paint mixing tank, under moderate-speed mixer, is sequentially added moisture and is dissipated propylene
Acid polyester emulsion, aqueous epoxy emulsion, water-compatible amino resin, 900r/min speed are stirred 10 minutes, and uniform rear addition is remaining
50% defoamer, levelling agent, substrate wetting agents, adhesion promoter, catalyst, remaining deionized water (4.3%), finally with increasing
The viscosity for painting liquid is transferred to regulation viscosity by thick dose, is packed after being filtered through 200 mesh gauzes.
A kind of low VOC of the present embodiment exempts from the aqueous Universal bicycle priming paint of electrophoresis and in the market solvent based product, aqueous production
The performance comparison of product, see the table below.
Embodiment 3
Including following components by weight：
Wherein, it is the G909 that China Tech skill is preced with Jiangmen that moisture, which dissipates acrylic polyester emulsion, acrylated polyester dispersion, Gu
Content 40%, theoretical hydroxyl number 160, water can infinite dilution, VOC content is low；Aqueous epoxy emulsion is upper sea green good G03, by height
The product of molecular weight epoxy Water-borne modification, ultra-fine grain diameter is less than 0.1 μm, and VOC content is low.Water dilution stability is very good, resistance to
Salt fog excellent performance；Water-compatible amino resin is profound new Cymel327, high imino group melamine resin, non-volatile part
90%, with good water-soluble, other resin miscibles, while high solids content VOC content is low；Adhesion promoter is road health
Peaceful Z-6040, the methoxy silane containing epoxide group, with amino resins high-temperature cross-linking, is stayed in film, is improved in alloy
The problem of base material poor adhesive force；Environmentally friendly solvent is propylene glycol monomethyl ether and isopropanol 1:1 mixture；Nertralizer is triethylamine, profit
Humectant dispersant is the TEGO Dispers 760W of the high chemistry of enlightening, and levelling agent is the PW336 for first creating chemistry, and substrate wetting agents are
TEGO Wet 280, thickener is the ACRYSOL ASE-60 of DOW Chemical；Defoamer is the TEGO Foamex of the high chemistry of enlightening
810, without organosilicon, solvent, containing aerosil；Titanium dioxide is the R706 of Du Pont, and blanc fixe is 1250 mesh, mica
Powder is 1250 mesh；Anti-settling agent is that thunder inspires confidence in this chemical Luvogel W2N, and there is provided high yield value and shear shinning for lithium magnesium silicate sodium
Performance, thixotropy is good, anti-settling, anti-sag；Catalyst is U.S. Jin Shi NACURE 5925, acid catalyst, active component
25%, minimum 120 degrees Celsius of solidification temperature.
Its preparation method is as follows：
Step a, according to the raw material proportioning, first adds formula mid-early stage deionized water (19.2%), sequentially adds ring
50% defoamer, is stirred 3 minutes with 500r/min speed in guarantor's solvent, nertralizer, wetting dispersing agent, formula；Again successively
Titanium dioxide, blanc fixe, mica powder, anti-settling agent are added, is stirred 20 minutes with 1200r/min speed；
Step b, without caking, uniform slurry, will be ground by horizontal sand mill made from step a, is ground to thin
Degree is less than or equal to 15 microns；
Step c, the mill base for grinding qualified is added in paint mixing tank, under moderate-speed mixer, is sequentially added moisture and is dissipated propylene
Acid polyester emulsion, aqueous epoxy emulsion, water-compatible amino resin, 900r/min speed are stirred 10 minutes, and uniform rear addition is remaining
50% defoamer, levelling agent, substrate wetting agents, adhesion promoter, catalyst, remaining deionized water (4.8%), finally with increasing
The viscosity for painting liquid is transferred to regulation viscosity by thick dose, is packed after being filtered through 200 mesh gauzes.
A kind of low VOC of the present embodiment exempts from the aqueous Universal bicycle priming paint of electrophoresis and in the market solvent based product, aqueous production
The performance comparison of product, see the table below.
Embodiment described above is only that the preferred embodiment of the present invention is described, and not the scope of the present invention is carried out
Limit, on the premise of design spirit of the present invention is not departed from, those of ordinary skill in the art make to technical scheme
Various modifications and improvement, all should fall into claims of the present invention determination protection domain in.
Claims (10)
1. a kind of low VOC exempts from the aqueous Universal bicycle priming paint of electrophoresis, it is characterised in that including as follows count by weight percentage
Component：
Water-base resin：23-25% moisture dissipates acrylic polyester emulsion, 8-10% aqueous epoxy emulsions, 6-8% aqueous amino
Resin；
Auxiliary agent：0.6-0.8% adhesion promoter, 2-4% environmentally friendly solvent, 0.1-0.2% nertralizer, 0.6-0.8%
Wetting dispersing agent, 18-22% titanium dioxide, 4-6% blanc fixe, 0.3-0.5% anti-settling agent, 4-6% mica
Powder, 0.4-0.6% defoamer, 0.4-0.6% levelling agent, 0.3-0.5% substrate wetting agents, 0.6-0.8% catalysis
Agent, 18-25% deionized water, 1-2% thickener.
2. low VOC according to claim 1 exempts from the aqueous Universal bicycle priming paint of electrophoresis, it is characterised in that described moisture
It is the G909 that China Tech skill is preced with Jiangmen to dissipate acrylic polyester emulsion.
3. low VOC according to claim 1 exempts from the aqueous Universal bicycle priming paint of electrophoresis, it is characterised in that described is aqueous
Epoxy emulsion is upper sea green good G03.
4. low VOC according to claim 1 exempts from the aqueous Universal bicycle priming paint of electrophoresis, it is characterised in that described is aqueous
Amino resins is profound new Cymel327, and described adhesion promoter is the Z-6040 of DOW CORNING.
5. low VOC according to claim 1 exempts from the aqueous Universal bicycle priming paint of electrophoresis, it is characterised in that described environmental protection
Solvent is propylene glycol monomethyl ether and isopropanol 1:1 mixture.
6. low VOC according to claim 1 exempts from the aqueous Universal bicycle priming paint of electrophoresis, it is characterised in that described neutralization
Agent is triethylamine, and wetting agent dispersant is the TEGO Dispers 760W of the high chemistry of enlightening, and levelling agent is the PW336 for first creating chemistry,
Substrate wetting agents are TEGO Wet 280, and thickener is the ACRYSOL ASE-60 of DOW Chemical.
7. low VOC according to claim 1 exempts from the aqueous Universal bicycle priming paint of electrophoresis, it is characterised in that described froth breaking
Agent is the TEGO Foamex 810 of the high chemistry of enlightening.
8. low VOC according to claim 1 exempts from the aqueous Universal bicycle priming paint of electrophoresis, it is characterised in that described titanium white
Powder is the R706 of Du Pont, and blanc fixe is 1250 mesh, and mica powder is 1250 mesh, and described anti-settling agent inspires confidence in this chemistry for thunder
Luvogel W2N, the NACURE 5925 that described catalyst is U.S. Jin Shi.
9. a kind of low VOC exempts from the preparation method of the aqueous Universal bicycle priming paint of electrophoresis, it is characterised in that comprise the following steps：
Step a, according to the raw material proportioning, first adds 80% ionized water gone in formula, sequentially adds environmentally friendly solvent, neutralization
50% defoamer in agent, wetting dispersing agent, formula, is stirred 3 minutes with 500r/min speed；Sequentially add titanium dioxide,
Blanc fixe, mica powder, anti-settling agent, are stirred 20 minutes with 1200r/min speed；
Step b, without caking, uniform slurry, will be ground by horizontal sand mill made from step a, is ground to fineness small
In equal to 15 microns；
Step c, the mill base for grinding qualified is added in paint mixing tank, under moderate-speed mixer, is sequentially added water dispersion acrylic and is gathered
Ester emulsion, aqueous epoxy emulsion, water-compatible amino resin, 900r/min speed are stirred 10 minutes, and uniform rear addition is remaining
50% defoamer and levelling agent, substrate wetting agents, adhesion promoter, catalyst, remaining deionized water, finally with thickening
The viscosity for painting liquid is transferred to regulation viscosity by agent, is packed after being filtered through 200 mesh gauzes.
10. a kind of painting exempts from the aqueous Universal bicycle priming paint of electrophoresis voluntarily just like the low VOC described in claim 1-9 any one
Car.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108395802A (en) * | 2018-03-28 | 2018-08-14 | 江阴恒兴涂料有限公司 | A kind of adjustable transparent electrophoretic coating of gloss delustring and preparation method thereof |
| CN110003741A (en) * | 2019-03-18 | 2019-07-12 | 河北晨阳工贸集团有限公司 | High glaze acrylic-amino baking vanish coating varnish and preparation method thereof |
| CN110511652A (en) * | 2019-09-30 | 2019-11-29 | 梁兵 | A kind of water paint and preparation method thereof |
| CN110903744A (en) * | 2019-12-10 | 2020-03-24 | 江苏科祥防腐材料有限公司 | Water-based bottom material for bicycle and preparation method thereof |
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| CN104610855A (en) * | 2014-12-29 | 2015-05-13 | 英德市雅家涂料有限公司 | Aqueous deep-draw varnish and preparation technology thereof |
| CN106349894A (en) * | 2016-08-26 | 2017-01-25 | 江苏华夏制漆科技有限公司 | Water-based baking varnish with high gloss and preparing method thereof |
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| CN101139499A (en) * | 2007-10-29 | 2008-03-12 | 姚海军 | Aqueous automobile framework and automobile motorcycle wheel surface protection coating |
| CN104610855A (en) * | 2014-12-29 | 2015-05-13 | 英德市雅家涂料有限公司 | Aqueous deep-draw varnish and preparation technology thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108395802A (en) * | 2018-03-28 | 2018-08-14 | 江阴恒兴涂料有限公司 | A kind of adjustable transparent electrophoretic coating of gloss delustring and preparation method thereof |
| CN108395802B (en) * | 2018-03-28 | 2021-02-26 | 江阴恒兴涂料有限公司 | Transparent electrophoresis coating with adjustable gloss and extinction and preparation method thereof |
| CN110003741A (en) * | 2019-03-18 | 2019-07-12 | 河北晨阳工贸集团有限公司 | High glaze acrylic-amino baking vanish coating varnish and preparation method thereof |
| CN110511652A (en) * | 2019-09-30 | 2019-11-29 | 梁兵 | A kind of water paint and preparation method thereof |
| CN110903744A (en) * | 2019-12-10 | 2020-03-24 | 江苏科祥防腐材料有限公司 | Water-based bottom material for bicycle and preparation method thereof |
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Application publication date: 20170905 |