CN108373669A - A kind of waterborne conductive priming paint and preparation method thereof - Google Patents
A kind of waterborne conductive priming paint and preparation method thereof Download PDFInfo
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- CN108373669A CN108373669A CN201810172350.4A CN201810172350A CN108373669A CN 108373669 A CN108373669 A CN 108373669A CN 201810172350 A CN201810172350 A CN 201810172350A CN 108373669 A CN108373669 A CN 108373669A
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- priming paint
- deionized water
- waterborne conductive
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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
- C09D123/00—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers
- C09D123/26—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers modified by chemical after-treatment
- C09D123/28—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers modified by chemical after-treatment by reaction with halogens or compounds containing halogen
-
- 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
- C09D5/002—Priming 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
- C09D5/24—Electrically-conducting 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/20—Diluents or solvents
-
- 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
-
- 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
Abstract
The present invention relates to a kind of waterborne conductive priming paint, include following component by weight percentage：Conductive black 0.2~0.5, titanium dioxide 14~18, flatting silica 0.8~1.05, wetting agent 2~3.5, dispersant 0.5~2.5, antifoaming agent 0.5~1.5, anti-settling agent 0.2~1.2, thickener 0.2~0.8, CPO resins 25~40, remaining be deionized water.Preparation method is：A. stirring at low speed mixes the raw materials such as titanium dioxide into deionized water, the dispersion of B. high-speed stirreds, the grinding of C. slurries, and D. adds deionization to dilute, and CPO resins are added in E., is stirred F. tune viscosity, filtering, surveys fineness and cleannes, G. packagings.Waterborne conductive priming paint of the present invention improves the adhesive force on PP base materials, and without containing aromatics solvents, more health environment-friendly such as toluene, preparation method is simple for process, and production efficiency is high, of low cost.
Description
Technical field
The present invention relates to technical field of paint preparation, and in particular to a kind of waterborne conductive priming paint and preparation method thereof.
Background technology
Plastic molded product is widely used as automobile outer plate, household electrical appliance etc., the usually advance application of product of this kind of molding
There is the priming paint containing chloridized polyolefin etc., to enhance top coat film and to mould the adhesion between product, from chloridized polyolefin
Dissolubility angle, the aromatic organic solvent of such as toluene and dimethylbenzene has been used as this kind of priming paint, however from safety, health and
Environmental protection angularly consider, promote in recent years priming paint is made as it is aqueous.
Auto industry is fast-developing in recent years, and automobile gradually comes into ten thousand families in thousand, and the ownership of automobile goes up year by year, at present
Mainly based on solvent type, there is the problems such as and pollution insufficient to PP base materials adhesive force is bigger in automotive plastic parts priming paint, with
The enhancing of environmental consciousness, it is environment-friendly water-based to paint as urgent technical need, therefore be badly in need of developing a kind of aqueous, environmental protective priming paint, it solves
Environmental issue existing for traditional solvent-borne priming paint and the problem not strong to PP base materials adhesive force.
Invention content
The purpose of the present invention is to provide a kind of waterborne conductive priming paint and preparation method thereof, to solve existing automobile plastic
Part priming paint adhesive force is strong, not environmentally the problems such as.
To achieve the above object, the technical scheme is that：
A kind of waterborne conductive priming paint includes following component by weight percentage：Conductive black 0.2~0.5, titanium dioxide 14
~18, flatting silica 0.8~1.05, wetting agent 2~3.5, dispersant 0.5~2.5, antifoaming agent 0.5~1.5, anti-settling agent 0.2~
1.2, thickener 0.2~0.8, CPO resins 25~40, remaining be deionized water；
Further, the waterborne conductive priming paint includes following component by weight percentage：Conductive black 0.36, titanium white
Powder 15.12, flatting silica 0.9, wetting agent 2.7, dispersant 1.08, antifoaming agent 0.72, anti-settling agent 0.36, thickener 0.27, CPO trees
Fat 31.5, deionized water 46.99；
Further, the wetting agent is polysiloxanes, polyacrylate or propoxylation acetylene based surfactants；
Further, the dispersant is aliphatic acid, acrylate or acrylic block copolymers；
Further, the antifoaming agent is polysiloxanes, polyacrylic acid or acetylenic diols compound；
Further, the anti-settling agent is aerosil or bentonite；
Further, the thickener is polyurethanes compound, and the CPO resins are modified chlorinated polyolefin, described
Flatting silica is aerosil；
A kind of preparation method of waterborne conductive priming paint, includes the following steps：
A. 25~35% deionized water is added in blender in proportion, in proportion by conductive charcoal under stirring at low speed
Black, titanium dioxide, flatting silica, 20~30% wetting agents, dispersant, antifoaming agent and anti-settling agent are add to deionized water mixing；
B. after five minutes by mixture high-speed stirred dispersion obtained by step A, dry powder on removal blender side, then high-speed stirred
30 minutes, temperature control was no more than 60 DEG C；
C. the scattered slurries of step B are added in sand mill and are ground, grinding temperature control is at 60 DEG C hereinafter, will
Slurry is ground to fineness≤10 μm；
D. the ground slurries of step C are added in blender, and are proportionally added into 25~30% deionized water, it is low
Fast agitation and dilution；
E. it is proportionally added into CPO resins, thickener and remaining wetting agent in the slurry after diluting in step D, and low
Thick priming paint is made in speed stirring；
F. viscosity being adjusted using remaining deionized water in thick priming paint obtained by step E, high-speed stirred uniformly filters afterwards,
Survey fineness and cleannes；
G. by qualified priming paint packaging obtained after step F filterings；
Further, the speed of the step B high speeds stirring is more than 20m/s；
Further, grinder flow velocity is 130~150kg/h in the step C, and the grain size of abrasive media is 0.8mm.
The invention has the advantages that：
A kind of waterborne conductive priming paint of the present invention uses resin based on novel water-based emulsion, realizes Water-borne modification, passes through
Various auxiliary agents are added, solve the defect that moisture is not volatile in water paint, select CPO resins to improve attached on PP base materials
Put forth effort, there is good levelability, larger construction window and excellent electric conductivity, does not contain the aromatics solvents such as toluene,
More health environment-friendly；A kind of preparation method of waterborne conductive priming paint of the present invention, simple for process, production efficiency is high, of low cost.
Specific implementation mode
The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention..
Embodiment 1
A kind of waterborne conductive priming paint
It is formulated (weight percent)：
Conductive black 0.36, titanium dioxide 15.12, flatting silica (aerosil) 0.9, wetting agent (polysiloxanes) 2.7,
Dispersant (aliphatic acid) 1.08, antifoaming agent (polysiloxanes) 0.72, anti-settling agent (aerosil) 0.36, thickener (poly- ammonia
Ester type compound) 0.27, CPO resins (modified chlorinated polyolefin) 31.5, deionized water 46.99.
Preparation method：
A. 25~35% deionized water is added in blender by above-mentioned formula rate, under stirring at low speed and by above-mentioned
Conductive black, titanium dioxide, flatting silica, 25% wetting agent, dispersant, antifoaming agent and anti-settling agent are added to deionization by formula rate
It is mixed in water；
B. mixture obtained by step A is disperseed after five minutes with the speed high-speed stirred of 30m/s, removal blender is done on side
Powder, then high-speed stirred 30 minutes, temperature control are no more than 60 DEG C；
C. the scattered slurries of step B are added in sand mill and are ground, grinder flow velocity is 130kg/h, grinding
The grain size of medium is 0.8mm, and grinding temperature control is at 60 DEG C hereinafter, slurry is ground to fineness≤10 μm；
D. the ground slurries of step C are added in blender, and are proportionally added into 30% deionized water, low speed stirs
Mix dilution；
E. CPO resins, thickener and remaining wetting agent is added by formula rate in the slurry after diluting in step D,
And thick priming paint is made in stirring at low speed；
F. viscosity being adjusted using remaining deionized water in thick priming paint obtained by step E, high-speed stirred uniformly filters afterwards,
Survey fineness and cleannes；
G. by qualified priming paint packaging obtained after step F filterings.
Embodiment 2
A kind of waterborne conductive priming paint
It is formulated (weight percent)：
Conductive black 0.45, titanium dioxide 16.28, flatting silica (aerosil) 0.8, wetting agent (polyacrylate)
3.1, dispersant (acrylate) 1.12, antifoaming agent (polyacrylic acid) 1.06, anti-settling agent (bentonite) 0.55, thickener (poly- ammonia
Ester type compound) 0.34, CPO resins (modified chlorinated polyolefin) 29.6, deionized water 46.7.
Preparation method：
A. 25% deionized water is added in blender by above-mentioned formula rate, under stirring at low speed and presses formula rate
Conductive black, titanium dioxide, flatting silica, 20% wetting agent, dispersant, antifoaming agent and anti-settling agent are add to deionized water mixed
It closes；
B. mixture obtained by step A is disperseed after five minutes with the speed high-speed stirred of 25m/s, removal blender is done on side
Powder, then high-speed stirred 30 minutes, temperature control are no more than 60 DEG C；
C. the scattered slurries of step B are added in sand mill and are ground, grinder flow velocity is 150kg/h, grinding
The grain size of medium is 0.8mm, and grinding temperature control is at 60 DEG C hereinafter, slurry is ground to fineness≤10 μm；
D. the ground slurries of step C are added in blender, and are proportionally added into 25% deionized water, low speed stirs
Mix dilution；
E. CPO resins, thickener and remaining wetting agent is added by formula rate in the slurry after diluting in step D,
And thick priming paint is made in stirring at low speed；
F. viscosity being adjusted using remaining deionized water in thick priming paint obtained by step E, high-speed stirred uniformly filters afterwards,
Survey fineness and cleannes；
G. by qualified priming paint packaging obtained after step F filterings.
Embodiment 3
A kind of waterborne conductive priming paint
It is formulated (weight percent)：
Conductive black 0.28, titanium dioxide 17.36, flatting silica (aerosil) 1.05, wetting agent (propoxylation acetylene
Based surfactants) 3.1, it is dispersant (acrylic block copolymers) 1.65, antifoaming agent (acetylenic diols compound) 1.23, anti-settling
Agent (bentonite) 0.65, thickener (polyurethanes compound) 0.55, CPO resins (modified chlorinated polyolefin) 34.2, deionization
Water 39.93.
Preparation method：
A. 35% deionized water is added in blender by above-mentioned formula rate, under stirring at low speed and presses formula rate
Conductive black, titanium dioxide, flatting silica, 30% wetting agent, dispersant, antifoaming agent and anti-settling agent are add to deionized water mixed
It closes；
B. mixture obtained by step A is disperseed after five minutes with the speed high-speed stirred of 24m/s, removal blender is done on side
Powder, then high-speed stirred 30 minutes, temperature control are no more than 60 DEG C；
C. the scattered slurries of step B are added in sand mill and are ground, grinder flow velocity is 140kg/h, grinding
The grain size of medium is 0.8mm, and grinding temperature control is at 60 DEG C hereinafter, slurry is ground to fineness≤10 μm；
D. the ground slurries of step C are added in blender, and are proportionally added into 25% deionized water, low speed stirs
Mix dilution；
E. CPO resins, thickener and remaining wetting agent is added by formula rate in the slurry after diluting in step D,
And thick priming paint is made in stirring at low speed；
F. viscosity being adjusted using remaining deionized water in thick priming paint obtained by step E, high-speed stirred uniformly filters afterwards,
Survey fineness and cleannes；
G. by qualified priming paint packaging obtained after step F filterings.
Embodiment 4
A kind of waterborne conductive priming paint
It is formulated (weight percent)：
Conductive black 0.26, titanium dioxide 14.32, flatting silica (aerosil) 0.85, wetting agent (polysiloxanes)
2.3, dispersant (acrylate) 0.86, antifoaming agent (acetylenic diols compound) 1.05, anti-settling agent (bentonite) 0.52, thickener
(polyurethanes compound) 0.43, CPO resins (modified chlorinated polyolefin) 26.8, deionized water 52.61.
Preparation method：
A. 30% deionized water is added in blender by above-mentioned formula rate, under stirring at low speed and presses formula rate
Conductive black, titanium dioxide, flatting silica, 20% wetting agent, dispersant, antifoaming agent and anti-settling agent are add to deionized water mixed
It closes；
B. mixture obtained by step A is disperseed after five minutes with the speed high-speed stirred more than 20m/s, removal blender side
Upper dry powder, then high-speed stirred 30 minutes, temperature control are no more than 60 DEG C；
C. the scattered slurries of step B are added in sand mill and are ground, grinder flow velocity is 130kg/h, grinding
The grain size of medium is 0.8mm, and grinding temperature control is at 60 DEG C hereinafter, slurry is ground to fineness≤10 μm；
D. the ground slurries of step C are added in blender, and are proportionally added into 25% deionized water, low speed stirs
Mix dilution；
E. CPO resins, thickener and remaining wetting agent is added by formula rate in the slurry after diluting in step D,
And thick priming paint is made in stirring at low speed；
F. viscosity being adjusted using remaining deionized water in thick priming paint obtained by step E, high-speed stirred uniformly filters afterwards,
Survey fineness and cleannes；
G. by qualified priming paint packaging obtained after step F filterings.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention belong to the scope of protection of present invention.
Claims (10)
1. a kind of waterborne conductive priming paint, it is characterised in that：The waterborne conductive priming paint includes following component by weight percentage：
Conductive black 0.2~0.5, flatting silica 0.8~1.05, wetting agent 2~3.5, dispersant 0.5~2.5, disappears at titanium dioxide 14~18
Infusion 0.5~1.5, anti-settling agent 0.2~1.2, thickener 0.2~0.8, CPO resins 25~40, remaining be deionized water.
2. waterborne conductive priming paint according to claim 1, it is characterised in that：The waterborne conductive priming paint is by weight percentage
Meter includes following component：Conductive black 0.36, titanium dioxide 15.12, flatting silica 0.9, wetting agent 2.7, dispersant 1.08, antifoaming agent
0.72, anti-settling agent 0.36, thickener 0.27, CPO resins 31.5, deionized water 46.99.
3. waterborne conductive priming paint according to claim 1, it is characterised in that：The wetting agent is polysiloxanes, polypropylene
Acid esters or propoxylation acetylene based surfactants.
4. waterborne conductive priming paint according to claim 1, it is characterised in that：The dispersant is aliphatic acid, acrylate
Or acrylic block copolymers.
5. waterborne conductive priming paint according to claim 1, it is characterised in that：The antifoaming agent is polysiloxanes, polypropylene
Acid or acetylenic diols compound.
6. waterborne conductive priming paint according to claim 1, it is characterised in that：The anti-settling agent is aerosil or swollen
Profit soil.
7. waterborne conductive priming paint according to claim 1, it is characterised in that：The thickener is polyurethanes compound,
The CPO resins are modified chlorinated polyolefin, and the flatting silica is aerosil.
8. the preparation method of the waterborne conductive priming paint according to any claim of claim 1~7, including following step
Suddenly：
A. 25~35% deionized water is added in blender in proportion, under stirring at low speed and in proportion by conductive black,
Titanium dioxide, flatting silica, 20~30% wetting agents, dispersant, antifoaming agent and anti-settling agent are add to deionized water mixing；
B. mixture obtained by step A is disperseed after five minutes in high-speed stirred, dry powder on removal blender side, then high-speed stirred 30
Minute, temperature control is no more than 60 DEG C；
C. the scattered slurries of step B are added in sand mill and are ground, grinding temperature control is at 60 DEG C hereinafter, by slurry
It is ground to fineness≤10 μm；
D. the ground slurries of step C are added in blender, and are proportionally added into 25~30% deionized water, low speed stirs
Mix dilution；
E. it is proportionally added into CPO resins, thickener and remaining wetting agent in the slurry after diluting in step D, and low speed stirs
Mixing obtains thick priming paint；
F. viscosity is adjusted using remaining deionized water in thick priming paint obtained by step E, high-speed stirred uniformly filters afterwards, surveys thin
Degree and cleannes；
G. by qualified priming paint packaging obtained after step F filterings.
9. the preparation method of waterborne conductive priming paint according to claim 8, it is characterised in that：The step B high speeds are stirred
The speed mixed is more than 20m/s.
10. the preparation method of waterborne conductive priming paint according to claim 8, it is characterised in that：Grinder in the step C
Flow velocity is 130~150kg/h, and the grain size of abrasive media is 0.8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810172350.4A CN108373669A (en) | 2018-03-01 | 2018-03-01 | A kind of waterborne conductive priming paint and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810172350.4A CN108373669A (en) | 2018-03-01 | 2018-03-01 | A kind of waterborne conductive priming paint and preparation method thereof |
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| Publication Number | Publication Date |
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| CN108373669A true CN108373669A (en) | 2018-08-07 |
Family
ID=63016792
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|---|---|---|---|
| CN201810172350.4A Pending CN108373669A (en) | 2018-03-01 | 2018-03-01 | A kind of waterborne conductive priming paint and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114181370A (en) * | 2021-12-28 | 2022-03-15 | 苏州世名科技股份有限公司 | Modified urethane acrylate photocuring oligomer and preparation method thereof |
| CN114672203A (en) * | 2022-05-10 | 2022-06-28 | 南京宇越水性涂料技术有限公司 | Water-based bumper primer for automobile after-market and using method thereof |
| CN115572508A (en) * | 2022-10-25 | 2023-01-06 | 嘉兴纳科新材料有限公司 | Water-based strong acid-resistant environment-friendly conductive coating and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1756813A (en) * | 2003-03-04 | 2006-04-05 | 关西涂料株式会社 | White conductive primer coating composition and method of forming multilayered coating film |
-
2018
- 2018-03-01 CN CN201810172350.4A patent/CN108373669A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1756813A (en) * | 2003-03-04 | 2006-04-05 | 关西涂料株式会社 | White conductive primer coating composition and method of forming multilayered coating film |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114181370A (en) * | 2021-12-28 | 2022-03-15 | 苏州世名科技股份有限公司 | Modified urethane acrylate photocuring oligomer and preparation method thereof |
| CN114672203A (en) * | 2022-05-10 | 2022-06-28 | 南京宇越水性涂料技术有限公司 | Water-based bumper primer for automobile after-market and using method thereof |
| CN115572508A (en) * | 2022-10-25 | 2023-01-06 | 嘉兴纳科新材料有限公司 | Water-based strong acid-resistant environment-friendly conductive coating and preparation method thereof |
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Application publication date: 20180807 |