CN108485425A - The preparation and preparation method thereof of the single-component water-based paint of automobile chassis - Google Patents
The preparation and preparation method thereof of the single-component water-based paint of automobile chassis Download PDFInfo
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- CN108485425A CN108485425A CN201810226475.0A CN201810226475A CN108485425A CN 108485425 A CN108485425 A CN 108485425A CN 201810226475 A CN201810226475 A CN 201810226475A CN 108485425 A CN108485425 A CN 108485425A
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- mass parts
- water
- automobile chassis
- based paint
- component water
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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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
-
- 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
- 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
- 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
- C09D7/65—Additives macromolecular
-
- 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
-
- 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
Abstract
The single-component water-based paint of automobile chassis is provided, the single-component water-based enamel-cover contain the water-base resins of 40 50 mass parts, 18 25 mass parts color stuffing and 16 30 mass parts auxiliary agent, wherein auxiliary agent includes the silicic acid hydrate zinc aluminum phosphate of 35 mass parts.The single-component water-based paint of automobile chassis that the present invention is configured to using water-base resin, color stuffing and auxiliary agent containing silicic acid hydrate zinc aluminum phosphate, has the advantages that good anti-corrosive properties, salt spray resistance, impact, flexibility and low VOC.
Description
Technical field
The present invention relates generally to paint fields, and particularly, be related to the automobile chassis preparation of single-component water-based paint and its
Preparation method.
Background technology
With the continuous development of modern industry, auto output is growing.Automobile chassis local environment is various.Cause
This, is just particularly important effective protective coating of automobile chassis.Automobile chassis coating requires have excellent adhesive force, soft
Toughness, shock resistance and good hardness.Because automobile chassis application field is extensive, institute's contact environment is relatively complicated, so
Its shell coating need to have good antiseptic property and good chemical-resistant again.
Overwhelming majority automobile chassis mainly uses solvent type industrial coating at present.Traditional solvent-borne coating is producing and is making
The pollution generated with the volatile organic content (VolatileOrganic Compounds, VOC) discharged in the process, becomes
Come the city primary pollution source after automobile.Constantly improve with Environmental Protection in China laws and regulations and sound, forced use
Environment-friendly type industrial coating has become trend of the times.And aqueous industrial coating as environment-friendly type coating prior development direction it
One, the application in automobile industry has boundless market.But traditional water paint there are hardness of paint films not, high feel
Difference, be easy out cut, chemical resistance it is poor, admittedly containing it is low, film thickness is thin, drying property is poor, price is high the shortcomings of.
Therefore, how the solvent type automobile bottom that a kind of VOC content is low, hardness is good and has good antiseptic property is provided
Disk is those skilled in the art's technical problem urgently to be resolved hurrily with single-component water-based paint.
Invention content
The present invention provides a kind of single-component water-based paint of automobile chassis, mutual using water-base resin, color stuffing and auxiliary agent
Effect realizes that the VOC content of the single-component water-based paint of automobile chassis is low, hardness is good, has the function of good antiseptic property.
The present invention provides a kind of single-component water-based paint of automobile chassis, single-component water-based enamel-cover mass parts containing 40-50
The auxiliary agent of water-base resin, the color stuffing of 18-25 mass parts and 16-30 mass parts, wherein the auxiliary agent includes 3-5 mass parts
Silicic acid hydrate zinc aluminum phosphate.
In some embodiments, for the automobile chassis in single-component water-based paint, the color stuffing further includes 10-15
The rust resisting pigment of the titanium dioxide and 8-10 mass parts of mass parts.
In some embodiments, for the automobile chassis in single-component water-based paint, the auxiliary agent includes 5-7 mass parts
Aqueous drier, the neutralizer of 0.1-0.2 mass parts, the antifoaming agent of 0.1-0.2 mass parts, 0.3-0.5 mass parts wetting
Dispersant, the substrate wetting agents of 0.3-0.5 mass parts, the deionized water of 2-5 mass parts, the cosolvent of 3-5 mass parts and 3-5 matter
Measure the latex of part.
In some embodiments, for the automobile chassis in single-component water-based paint, the neutralizer is dimethyl second
One or both of hydramine and AMP-95 mixture；The antifoaming agent is polyether siloxane copolymer class antifoaming agent；The profit
Hygroscopic water powder is poly-hydroxy acid salt class dispersant；The substrate wetting agents are the wetting agent of Siloxane-Oxyalkylene Copolymers class；It is described
Latex is aqueous anionic carboxylic styrene butadiene latex.
In some embodiments, the automobile chassis further includes in the water-base resin in single-component water-based paint
Silicone acrylic emulsion is modified high mode potassium silicate, and the modulus that the silicone acrylic emulsion is modified high mode potassium silicate is 4-7/1.
In some embodiments, for the automobile chassis in single-component water-based paint, the auxiliary agent further includes solid poly-
Phenylethylene micro ball dispersion emulsion.
In some embodiments, the automobile chassis is in single-component water-based paint, the solid polystyrene microsphere
The particle size values of microballoon are 200nm-500nm in dispersion emulsion.
The present invention also provides a kind of automobile chassis preparation methods of single-component water-based paint comprising：
Step 1: water-base resin, color stuffing and auxiliary agent are mixed according to the raw material proportioning, with 500-700r/min
Rotary speed stirs 15-25 minutes.
Step 2: being ground by grinder, fineness is less than 25 microns.
In some embodiments, in preparation method of the automobile chassis with single-component water-based paint, in the step
Further include that silicone acrylic emulsion modification high mode potassium silicate is mixed into the water-base resin, and turns in 800-1000r/min before one
Degree of hastening stirs 10-20 minutes.
In some embodiments, in preparation method of the automobile chassis with single-component water-based paint, in the step
Further include the steps that mixing all auxiliary agents before one, is specially
By the silicic acid hydrate zinc aluminum phosphate, the aqueous drier, the neutralizer, the antifoaming agent, the wetting
Dispersant, the substrate wetting agents, the deionized water, the cosolvent, the latex.With the solid polystyrene microsphere
Lotion mixes, and is stirred 15-25 minutes in 500-700r/min rotary speeds.
Specific implementation mode
The existing various exemplary embodiment that the present invention will be described in detail, the detailed description are not considered as the limit to the present invention
System, and it is understood as the more detailed description to certain aspects of the invention, characteristic and embodiment.
It should be understood that heretofore described term is only to describe special embodiment, being not intended to limit this hair
It is bright.In addition, for the numberical range in the present invention, it is thus understood that it is also specifically disclosed that every between the upper and lower bound of the range
A median.Median and any other statement value in any statement value or stated ranges or in the range in
Between each of between value smaller range be also included in the present invention.These small range of upper and lower bounds can include independently
Or it excludes in range.
Unless otherwise stated, all technical and scientific terms used herein has the routine in field of the present invention
The normally understood identical meanings of technical staff.Although the present invention only describes preferred method and material, the present invention's
Implement or can also be used and similar or equivalent any method and material described herein in testing.The institute mentioned in this specification
There is document to be incorporated by reference into, to disclosure and description and the relevant method of the document and/or material.It is incorporated to any
When document conflicts, it is subject to the content of this specification.
Without departing substantially from the scope or spirit of the invention, the specific implementation mode of description of the invention can be done more
Kind is improved and variation, this will be apparent to those skilled in the art.Other realities obtained by the specification of the present invention
It is apparent obtain to apply mode for technical personnel.Present specification and embodiment are merely exemplary.
It is the term of opening, i.e., about "comprising" used herein, " comprising ", " having ", " containing " etc.
Mean including but not limited to.
Heretofore described " part " unless otherwise instructed, by mass.
The single-component water-based paint of automobile chassis of the present invention, the water of single-component water-based enamel-cover mass parts containing 40-50
The auxiliary agent of property resin, the color stuffing of 18-25 mass parts and 16-30 mass parts, wherein the auxiliary agent includes the water of 3-5 mass parts
Close silicic acid zinc aluminum phosphate.In some embodiments, the silicic acid hydrate zinc aluminum phosphate is that the smooth limited public affairs of pigment chemical industry are thought in Hangzhou
Department's production.
In some embodiments, the water-base resin is acrylic acid modified emulsion, the water-base resin, color stuffing and auxiliary agent
The single-component water-based paint of the automobile chassis being configured to, with low VOC values, quick-drying it is good and with rust-preventing characteristic.For example, described third
The 3EA44B of brilliant same moral Chemical Co., Ltd. of Foshan City may be used in olefin(e) acid modified emulsion.
In some embodiments, the color stuffing further includes the titanium dioxide of 10-15 mass parts and preventing for 8-10 mass parts
Become rusty pigment.The major function of the rust resisting pigment is the protective effect for preventing metal erosion, raising paint film to metal surface, such as
Iron oxide red, aluminium powder or micaceous iron oxide.
In some embodiments, the auxiliary agent includes in the aqueous drier of 5-7 mass parts, 0.1-0.2 mass parts
It is soaked with the base material of agent, the antifoaming agent of 0.1-0.2 mass parts, the wetting dispersing agent of 0.3-0.5 mass parts, 0.3-0.5 mass parts
Agent, the deionized water of 2-5 mass parts, the cosolvent of 3-5 mass parts and 3-5 mass parts latex.For example, the aqueous drier
It is the aqueous drier WD03 of same moral company, wherein the neutralizer is one kind or two in dimethylethanolamine and AMP-95
Kind mixture；When the neutralizer is the mixture that the dimethylethanolamine and the AMP-95 are formed, then dimethyl ethanol
Amine and AMP-95 are mixed according to 1-2/1, for example, dimethylethanolamine and AMP-95 according to 1/1 and are mixed, alternatively, dimethyl second
Hydramine and AMP-95 are according to 1.5/1 mixing, alternatively, dimethylethanolamine and AMP-95 are according to 2/1 mixing.The antifoaming agent is poly-
Used additives Tego-902w, organic silicon antifoaming agent are made in ether copolymeric siloxane species antifoaming agent, such as the deaeration of the high company's T EGO of enlightening
Or the defoaming effect auxiliary agent B YK-028 of BIC Corp BYK；The wetting dispersing agent is poly-hydroxy acid salt class dispersant, such as hamming
This FX600 or the wetting dispersing agent are the antifoaming agent of nonionic, for example, hamming this FX365 or the wetting
Dispersant is the mixture of the antifoaming agent of poly-hydroxy acid salt class dispersant and the nonionic, mixed proportion 1/1；Described
Substrate wetting agents are the wetting agent of Siloxane-Oxyalkylene Copolymers class, such as the Tego-245 and/or Tego-270 of the high TEGO of enlightening；Institute
State latex be aqueous anionic carboxylic styrene butadiene latex, using aqueous anionic carboxylic styrene butadiene latex prepare water paint,
Can be in minimum film formation temperature clear micro- adhesive aggregation compound film formed above, and film water absorption rate and moisture-vapor transmission are low, are suitable for
Prepare anti-decaying paint.There is elasticity after forming a film due to breast, there is preventing stone hitting effect.The light gold of anti-decaying paint obtained and ungrease treatment
Belong to, phosphatization or leaded steel plate all there is good adhesive force, such as aqueous anionic carboxylic styrene butadiene latex to think smooth face for Hangzhou
Expect the AH-225 of Chemical Co., Ltd..
In some embodiments, further include that silicone acrylic emulsion is modified high mode potassium silicate, the silicon in the water-base resin
The modulus that acrylic emulsion is modified high mode potassium silicate is 4-7/1.
Silicone acrylic emulsion is added in the single-component water-based paint and is modified high mode potassium silicate, further increases mono-component aqueous paint
Impact resistance and adhesive force, and when the silicone acrylic emulsion be modified high mode potassium silicate modulus be the one-component for 4-7/1
The adhesive force of water paint rises to 1 grade by 2 grades, and impact resistance is also improved；And the silicone acrylic emulsion is modified high mode potassium silicate
In Si-OH can react with metal, improve single-component water-based paint and the binding force of automobile chassis, and mono-component aqueous paint
Strong with color stuffing binding ability, corrosion resistance is strong, durable.Preferably, the silicone acrylic emulsion is modified high mode potassium silicate
Modulus 5-7/1, it is highly preferred that the silicone acrylic emulsion is modified the modulus 6-7/1 of high mode potassium silicate, for example, the breast of the silicon third
Liquid is modified the modulus 6 or 7 of high mode potassium silicate.Silicone acrylic emulsion is modified high mode potassium silicate and stores stabilization in mono-component aqueous paint
Preferable, the water paint modest viscosity of property, appearance of coat is good,
In some embodiments, the silicone acrylic emulsion is modified high mode potassium silicate and the silicic acid hydrate zinc aluminum phosphate
Mass ratio is 1-3/1, it is preferable that the silicone acrylic emulsion is modified the matter of high mode potassium silicate and the silicic acid hydrate zinc aluminum phosphate
The ratio between amount is 2-3/1, for example, the silicone acrylic emulsion be modified high mode potassium silicate and the silicic acid hydrate zinc aluminum phosphate quality it
Than being 2/1 or 3/1, the Si-OH that the silicone acrylic emulsion is modified in high mode potassium silicate can be with zinc-aluminium in silicic acid hydrate zinc aluminum phosphate
It reacts, it is ensured that water paint modest viscosity, and improve hardness of paint film.
Wherein, the preparation method of the silicone acrylic emulsion modification high mode potassium silicate is：According to the high mode silicon of required preparation
The modulus of sour potassium solution at room temperature pours into the low modulus potassium silicate solution of design flow in four mouthfuls of beakers, high-speed stirred, is added one
Quantitative deionized water, and controlled at 55 DEG C；The alkaline silica sol of design flow is slowly added dropwise, and reacts a period of time；Point
The silane coupling agent of design flow is added three times, keeps its reaction abundant；30 DEG C are cooled to, the silicone acrylic emulsion that design flow is added dropwise is changed
Property, 30-35 DEG C of fully reaction；After completion of the reaction high mode potassium silicate is modified to get to the silicone acrylic emulsion of milky, uniform particle
Solution.The solid content of silicone acrylic emulsion used is 40-50%, it is preferable that the solid content for being silicone acrylic emulsion is 48%
In some embodiments, the single-component water-based also solid polystyrene microsphere dispersion emulsion of paint.
Solid polystyrene microsphere by the polystyrene microsphere of nanometer-sized monodisperse there is nanometer polymerization composition granule to have
Special nature, monodispersity is good, microballoon distribution is uniform, and the grain size of microballoon is small, large specific surface area, micro- using solid polystyrene
Ball improves the adsorptivity of mono-component aqueous paint, meanwhile, the elasticity of paint film is improved, the impact resistance of mono-component aqueous paint is improved,
Prolong the service life.
The preparation method of the solid polystyrene microsphere dispersion emulsion：Styrene 2.5mL is taken, PVP, AIBN are made into molten
Liquid is 0.05g/mL, 2.5mg/mL respectively, takes PVP 4ml, AIBN 2ml respectively, is put into and is made into added with 31.5mL absolute ethyl alcohols
40mL systems on room temperature mechanical agitating device, under the conditions of stringent control mixing speed, lead to N in the two neck flasks of 100mL2
O is discharged in half an hour2.It is quickly transferred on microwave reactor again, equally controls mixing speed, under 400W power, be brought rapidly up
At 77 DEG C, 20min is reacted, solid polystyrene microsphere dispersion emulsion is made.
Salt fog resistance of the present invention passes through national standard《The resistance to neutral salt spray of GB/T 1771-2007 paint and varnish
The measurement of energy》To test.
Water resistance of the present invention passes through national standard《GB/T 1763-1993 paint film water resistance measuring methods》To test.
Acid resistance and alkali resistance of the present invention pass through national standard《GB/T 1763-1979 paint film chemical reagent resistances
Measuring method》To test.
Resistance to machine oil of the present invention is by coating water paint on automobile chassis, by automobile chassis after paint film drying
Part-structure be immersed in machine oil, observation paint film whether blister.
Hardness of the present invention is by reference to national standard《GB/T 6739-2006 paint and varnish pencil methods measure paint
Film hardness》To test.
Adhesive force of the present invention and impact resistance pass through national standard《GB/T 1720-1989 paint film adhesions measure
Method》To test.
Flexibility of the present invention passes through national standard《GB/T 1731-1993 paint film flexibility measuring methods》To test.
Surface drying time of the present invention passes through national standard《GB/T 1728-1979 paint films putty membrane drying time survey
Determine method》To test.
VOC content of the present invention is by reference to national standard《GB/T 23986-2009 paint and varnish volatility has
The measurement gas chromatography of machine compound (VOC) content》To test.
Embodiment
Embodiment 1
A kind of single-component water-based paint of automobile chassis, the single-component water-based enamel-cover contain the water-base resin of 40 mass parts, 18 matter
Measure the auxiliary agent of the color stuffing and 16 mass parts of part, wherein the auxiliary agent includes the silicic acid hydrate zinc aluminum phosphate of 3 mass parts.
In said program, the color stuffing further includes the rust resisting pigment of the titanium dioxide and 8 mass parts of 10 mass parts.
In said program, the auxiliary agent includes the aqueous drier of 5 mass parts, the neutralizer of 0.1 mass parts, 0.1 mass
The antifoaming agent of part, deionized water, 3 matter of the wetting dispersing agent of 0.3 mass parts, the substrate wetting agents of 0.3 mass parts, 2 mass parts
Measure the latex of the cosolvent and 3 mass parts of part.
Wherein, the neutralizer is dimethylethanolamine；The antifoaming agent is polyether siloxane copolymer class antifoaming agent；Institute
It is poly-hydroxy acid salt class dispersant to state wetting dispersing agent；The substrate wetting agents are the wetting agent of Siloxane-Oxyalkylene Copolymers class；
The latex is aqueous anionic carboxylic styrene butadiene latex.
Preparation method：
Step 1: water-base resin, color stuffing and auxiliary agent are mixed according to the raw material proportioning, with 500-700r/min
Rotary speed stirs 15-25 minutes.
Step 2: being ground by grinder, fineness is less than 25 microns.
Embodiment 2
A kind of single-component water-based paint of automobile chassis, the single-component water-based enamel-cover contain the water-base resin of 50 mass parts, 25 matter
Measure the auxiliary agent of the color stuffing and 30 mass parts of part, wherein the auxiliary agent includes the silicic acid hydrate zinc aluminum phosphate of 5 mass parts.
In said program, the color stuffing further includes the rust resisting pigment of the titanium dioxide and 10 mass parts of 15 mass parts.
In said program, the auxiliary agent includes the aqueous drier of 7 mass parts, the neutralizer of 0.2 mass parts, 0.2 mass
The antifoaming agent of part, deionized water, 5 matter of the wetting dispersing agent of 0.5 mass parts, the substrate wetting agents of 0.5 mass parts, 5 mass parts
Measure the latex of the cosolvent and 5 mass parts of part.
Wherein, the neutralizer is AMP-95；The antifoaming agent is polyether siloxane copolymer class antifoaming agent；The wetting
Dispersant is poly-hydroxy acid salt class dispersant；The substrate wetting agents are the wetting agent of Siloxane-Oxyalkylene Copolymers class；The glue
Breast is aqueous anionic carboxylic styrene butadiene latex.
Preparation method：
Step 1: water-base resin, color stuffing and auxiliary agent are mixed according to the raw material proportioning, with 500-700r/min
Rotary speed stirs 15-25 minutes.
Step 2: being ground by grinder, fineness is less than 25 microns.
Embodiment 3
A kind of single-component water-based paint of automobile chassis, the single-component water-based enamel-cover contain the water-base resin of 45 mass parts, 20 matter
Measure the auxiliary agent of the color stuffing and 25 mass parts of part, wherein the auxiliary agent includes the silicic acid hydrate zinc aluminum phosphate of 4 mass parts.
In said program, the color stuffing further includes the rust resisting pigment of the titanium dioxide and 9 mass parts of 12 mass parts.
In said program, the auxiliary agent includes the aqueous drier of 6 mass parts, the neutralizer of 0.1 mass parts, 0.1 mass
The antifoaming agent of part, deionized water, 4 matter of the wetting dispersing agent of 0.4 mass parts, the substrate wetting agents of 0.4 mass parts, 4 mass parts
Measure the latex of the cosolvent and 4 mass parts of part.
Wherein, the neutralizer is the mixture that dimethylethanolamine and AMP-95 are formed according to mass ratio 1/1；It is described to disappear
Infusion is polyether siloxane copolymer class antifoaming agent；The wetting dispersing agent is poly-hydroxy acid salt class dispersant；The base material profit
Humectant is the wetting agent of Siloxane-Oxyalkylene Copolymers class；The latex is aqueous anionic carboxylic styrene butadiene latex.
Preparation method：
Step 1: water-base resin, color stuffing and auxiliary agent are mixed according to the raw material proportioning, with 500-700r/min
Rotary speed stirs 15-25 minutes.
Step 2: being ground by grinder, fineness is less than 25 microns.
Embodiment 4
A kind of single-component water-based paint of automobile chassis, the single-component water-based enamel-cover contain the water-base resin of 40 mass parts, 22 matter
Measure the auxiliary agent of the color stuffing and 20 mass parts of part, wherein the auxiliary agent includes the silicic acid hydrate zinc aluminum phosphate of 4 mass parts, described
Water-base resin further includes that the silicone acrylic emulsion of 2 mass parts is modified high mode potassium silicate, and the silicone acrylic emulsion is modified high mode potassium silicate
Modulus be 4/1.
In said program, the color stuffing further includes the rust resisting pigment of the titanium dioxide and 8 mass parts of 12 mass parts.
In said program, the auxiliary agent includes the aqueous drier of 5 mass parts, the neutralizer of 0.1 mass parts, 0.1 mass
The antifoaming agent of part, deionized water, 3 matter of the wetting dispersing agent of 0.4 mass parts, the substrate wetting agents of 0.4 mass parts, 3 mass parts
Measure the latex of the cosolvent and 3-5 mass parts of part.
Wherein, the neutralizer is dimethylethanolamine；The antifoaming agent is polyether siloxane copolymer class antifoaming agent；Institute
It is poly-hydroxy acid salt class dispersant to state wetting dispersing agent；The substrate wetting agents are the wetting agent of Siloxane-Oxyalkylene Copolymers class；
The latex is aqueous anionic carboxylic styrene butadiene latex.
Preparation method：
Step 1: silicone acrylic emulsion is added in hydrotropism's resin is modified high mode potassium silicate step, and in 800-1000r/min
Rotary speed stirs 10-20 minutes, obtains the first mixed liquor；
Step 3: first mixed liquor, color stuffing and auxiliary agent are mixed, stirred with 500-700r/min rotary speeds
It mixes 15-25 minutes.
Step 4: being ground by grinder, fineness is less than 25 microns.
Embodiment 5
A kind of single-component water-based paint of automobile chassis, the single-component water-based enamel-cover contain the water-base resin of 43 mass parts, 23 matter
Measure the auxiliary agent of the color stuffing and 18 mass parts of part, wherein the auxiliary agent includes the silicic acid hydrate zinc aluminum phosphate of 5 mass parts, described
Water-base resin further includes that silicone acrylic emulsion is modified high mode potassium silicate, and the modulus that the silicone acrylic emulsion is modified high mode potassium silicate is 7/
1。
In said program, the color stuffing further includes the rust resisting pigment of the titanium dioxide and 10 mass parts of 5 mass parts.
In said program, the auxiliary agent includes the aqueous drier of 7 mass parts, the neutralizer of 0.2 mass parts, 0.2 mass
The antifoaming agent of part, deionized water, 4 matter of the wetting dispersing agent of 0.4 mass parts, the substrate wetting agents of 0.4 mass parts, 3 mass parts
Measure the latex of the cosolvent and 3 mass parts of part.
Wherein, the neutralizer is AMP-95；The antifoaming agent is polyether siloxane copolymer class antifoaming agent；The wetting
Dispersant is poly-hydroxy acid salt class dispersant；The substrate wetting agents are the wetting agent of Siloxane-Oxyalkylene Copolymers class；The glue
Breast is aqueous anionic carboxylic styrene butadiene latex.
Preparation method：
Step 1: silicone acrylic emulsion is added in hydrotropism's resin is modified high mode potassium silicate step, and in 800-1000r/min
Rotary speed stirs 10-20 minutes, obtains the first mixed liquor；
Step 3: first mixed liquor, color stuffing and auxiliary agent are mixed, stirred with 500-700r/min rotary speeds
It mixes 15-25 minutes.
Step 4: being ground by grinder, fineness is less than 25 microns.
Embodiment 6
A kind of single-component water-based paint of automobile chassis, the single-component water-based enamel-cover contain the water-base resin of 42 mass parts, 19 matter
Measure the auxiliary agent of the color stuffing and 22 mass parts of part, wherein the auxiliary agent includes the silicic acid hydrate zinc aluminum phosphate and 3 matter of 5 mass parts
The solid polystyrene microsphere of part is measured, the water-base resin further includes that the silicone acrylic emulsion of 1 mass parts is modified high mode potassium silicate, institute
It is 6/1 to state silicone acrylic emulsion and be modified the modulus of high mode potassium silicate, and the solid polystyrene microsphere particle size values are 200nm-
500nm。
In said program, the color stuffing further includes the rust resisting pigment of the titanium dioxide and 10 mass parts of 15 mass parts.
In said program, the auxiliary agent includes the aqueous drier of 5 mass parts, the neutralizer of 0.2 mass parts, 0.1-0.2
The antifoaming agent of mass parts, the wetting dispersing agent of 0.5 mass parts, the substrate wetting agents of 0.3 mass parts, 2 mass parts deionized water,
The latex of the cosolvent of 5 mass parts and 5 mass parts.
Wherein, the neutralizer is dimethylethanolamine；The antifoaming agent is polyether siloxane copolymer class antifoaming agent；Institute
It is poly-hydroxy acid salt class dispersant to state wetting dispersing agent；The substrate wetting agents are the wetting agent of Siloxane-Oxyalkylene Copolymers class；
The latex is aqueous anionic carboxylic styrene butadiene latex.
Preparation method：
Step 1: silicone acrylic emulsion is added in hydrotropism's resin is modified high mode potassium silicate step, and in 800-1000r/min
Rotary speed stirs 10-20 minutes, obtains the first mixed liquor；
Step 2: by the silicic acid hydrate zinc aluminum phosphate, the aqueous drier, the neutralizer, the antifoaming agent, institute
State wetting dispersing agent, the substrate wetting agents, the deionized water, the cosolvent, the latex.With the solid polyphenyl second
Alkene microballoon lotion mixes, and is stirred 15-25 minutes in 500-700r/min rotary speeds, obtains the second mixed liquor；
Step 3: first mixed liquor, color stuffing and second mixed liquor are mixed, with 500-700r/min
Rotary speed stirs 15-25 minutes.
Step 4: being ground by grinder, fineness is less than 25 microns.
Comparative example 1
A kind of single-component water-based paint of automobile chassis, the single-component water-based enamel-cover contain the water-base resin of 55 mass parts, 20 matter
Measure the auxiliary agent of the color stuffing and 18 mass parts of part, wherein the auxiliary agent includes the aqueous drier of 10 mass parts, 0.1 mass parts
Neutralizer, the antifoaming agent of 0.1 mass parts, the wetting dispersing agent of 1 mass parts, the substrate wetting agents of 1 mass parts, 4 mass parts
The latex of deionized water, the cosolvent of 4 mass parts and 2 mass parts.
Comparative example 2
A kind of single-component water-based paint of automobile chassis, the single-component water-based enamel-cover contain the water-base resin of 60 mass parts, 30 matter
Measure the auxiliary agent of the color stuffing and 20 mass parts of part, wherein the auxiliary agent includes the silicic acid hydrate zinc aluminum phosphate of 2 mass parts, described
Water-base resin further includes that silicone acrylic emulsion is modified high mode potassium silicate, and the modulus that the silicone acrylic emulsion is modified high mode potassium silicate is 3/
1。
Comparative example 3
A kind of single-component water-based paint of automobile chassis, the single-component water-based enamel-cover contain the water-base resin of 55 mass parts, 19 matter
Measure the auxiliary agent of the color stuffing and 30 mass parts of part, wherein the auxiliary agent includes the solid polystyrene microsphere of 2 mass parts, described
Water-base resin further includes that the silicone acrylic emulsion of 1 mass parts is modified high mode potassium silicate, and the silicone acrylic emulsion is modified high mode potassium silicate
Modulus be 8/1.
The table of the preparation of the single-component water-based paint of the automobile chassis being prepared in above-described embodiment 1-6 and comparative example 1-3
It is as shown in table 1 to levy test result, it can be seen that the preparation for using the single-component water-based paint of automobile chassis of the present invention,
Performance with good corrosion resistance, hardness, adhesive force, low VOC values, flexibility, impact and salt fog resistance etc..
Table 1
Without departing substantially from the scope or spirit of the invention, the specific implementation mode of description of the invention can be done more
Kind is improved and variation, this will be apparent to those skilled in the art.Other realities obtained by the specification of the present invention
It is apparent obtain to apply mode for technical personnel.Present specification and embodiment are merely exemplary.
Claims (10)
1. a kind of single-component water-based paint of automobile chassis, wherein the aqueous tree of single-component water-based enamel-cover mass parts containing 40-50
The auxiliary agent of fat, the color stuffing of 18-25 mass parts and 16-30 mass parts, wherein the auxiliary agent includes the hydration silicon of 3-5 mass parts
Acid phosphoric acid aluminium zinc.
2. the single-component water-based paint of automobile chassis according to claim 1, wherein the color stuffing further includes 10-15 matter
Measure the rust resisting pigment of the titanium dioxide and 8-10 mass parts of part.
3. the single-component water-based paint of automobile chassis according to claim 2, wherein the auxiliary agent includes 5-7 mass parts
The wetting point of aqueous drier, the neutralizer of 0.1-0.2 mass parts, the antifoaming agent of 0.1-0.2 mass parts, 0.3-0.5 mass parts
Powder, the substrate wetting agents of 0.3-0.5 mass parts, the deionized water of 2-5 mass parts, the cosolvent of 3-5 mass parts and 3-5 mass
The latex of part.
4. the single-component water-based paint of automobile chassis according to claim 3, wherein
The neutralizer is one or both of dimethylethanolamine and AMP-95 mixture；
The antifoaming agent is polyether siloxane copolymer class antifoaming agent；
The wetting dispersing agent is poly-hydroxy acid salt class dispersant；
The substrate wetting agents are the wetting agent of Siloxane-Oxyalkylene Copolymers class；
The latex is aqueous anionic carboxylic styrene butadiene latex.
5. the single-component water-based paint of automobile chassis according to claim 1, wherein further include 2-4 in the water-base resin
The silicone acrylic emulsion of mass parts is modified high mode potassium silicate, and the modulus that the silicone acrylic emulsion is modified high mode potassium silicate is 4-7/1.
6. the single-component water-based paint of automobile chassis according to claim 1, wherein the auxiliary agent further includes solid polyphenyl second
Alkene microballoon dispersion emulsion.
7. the single-component water-based paint of automobile chassis according to claim 6, wherein the solid polystyrene microsphere dispersion
The particle size values of microballoon are 200nm-500nm in lotion.
8. the automobile chassis according to any one of claims 1 to 7 preparation method of single-component water-based paint comprising：
Step 1: water-base resin, color stuffing and auxiliary agent are mixed according to raw material proportioning, with 500-700r/min rotary speeds
Stirring 15-25 minutes；
Step 2: being ground by grinder, fineness is less than 25 microns.
9. the automobile chassis according to claim 8 preparation method of single-component water-based paint, wherein the step 1 it
Before further include silicone acrylic emulsion modification high mode potassium silicate being mixed into the water-base resin, and in 800-1000r/min rotating speeds speed
Degree stirring 10-20 minutes.
10. the automobile chassis according to claim 8 preparation method of single-component water-based paint, wherein the step 1 it
Before further include the steps that by all auxiliary agents mix, be specially：
By the silicic acid hydrate zinc aluminum phosphate, the aqueous drier, the neutralizer, the antifoaming agent, the wetting and dispersing
Agent, the substrate wetting agents, the deionized water, the cosolvent, the latex.With the solid polystyrene microsphere lotion
Mixing, and stirred 15-25 minutes in 500-700r/min rotary speeds.
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| CN201810226475.0A CN108485425A (en) | 2018-03-19 | 2018-03-19 | The preparation and preparation method thereof of the single-component water-based paint of automobile chassis |
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Cited By (1)
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| CN113025172A (en) * | 2019-12-09 | 2021-06-25 | 广东三和化工科技有限公司 | Aerosol chassis coating and preparation method thereof |
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