CN112812677A - Water-based paint for trailer and preparation method thereof - Google Patents
Water-based paint for trailer and preparation method thereof Download PDFInfo
- Publication number
- CN112812677A CN112812677A CN202110161382.6A CN202110161382A CN112812677A CN 112812677 A CN112812677 A CN 112812677A CN 202110161382 A CN202110161382 A CN 202110161382A CN 112812677 A CN112812677 A CN 112812677A
- Authority
- CN
- China
- Prior art keywords
- parts
- rotating speed
- water
- dispersing
- paint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003973 paint Substances 0.000 title claims abstract description 52
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 238000002360 preparation method Methods 0.000 title claims description 8
- -1 polyoxyethylene Polymers 0.000 claims abstract description 55
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 21
- 239000002002 slurry Substances 0.000 claims abstract description 19
- 239000002562 thickening agent Substances 0.000 claims abstract description 18
- 239000008367 deionised water Substances 0.000 claims abstract description 16
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 16
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims abstract description 13
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 13
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 13
- 239000004816 latex Substances 0.000 claims abstract description 13
- 229920000126 latex Polymers 0.000 claims abstract description 13
- 229920005749 polyurethane resin Polymers 0.000 claims abstract description 13
- 230000002745 absorbent Effects 0.000 claims abstract description 11
- 239000002250 absorbent Substances 0.000 claims abstract description 11
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 8
- 239000000203 mixture Substances 0.000 claims description 24
- 229920001296 polysiloxane Polymers 0.000 claims description 24
- LQZZUXJYWNFBMV-UHFFFAOYSA-N ethyl butylhexanol Natural products CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 claims description 15
- LAVARTIQQDZFNT-UHFFFAOYSA-N 1-(1-methoxypropan-2-yloxy)propan-2-yl acetate Chemical compound COCC(C)OCC(C)OC(C)=O LAVARTIQQDZFNT-UHFFFAOYSA-N 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 13
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 12
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 12
- 229910052731 fluorine Inorganic materials 0.000 claims description 12
- 239000011737 fluorine Substances 0.000 claims description 12
- 229920000570 polyether Polymers 0.000 claims description 12
- 125000000217 alkyl group Chemical group 0.000 claims description 11
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 claims description 11
- 239000003513 alkali Substances 0.000 claims description 10
- CBTVGIZVANVGBH-UHFFFAOYSA-N aminomethyl propanol Chemical group CC(C)(N)CO CBTVGIZVANVGBH-UHFFFAOYSA-N 0.000 claims description 9
- 230000002209 hydrophobic effect Effects 0.000 claims description 8
- 239000006185 dispersion Substances 0.000 claims description 6
- 150000002148 esters Chemical class 0.000 claims description 4
- 239000000049 pigment Substances 0.000 claims description 3
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 2
- 239000002270 dispersing agent Substances 0.000 claims description 2
- 239000006097 ultraviolet radiation absorber Substances 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 abstract description 9
- 238000000576 coating method Methods 0.000 abstract description 9
- 238000001035 drying Methods 0.000 abstract description 8
- 238000010276 construction Methods 0.000 abstract description 7
- 238000005507 spraying Methods 0.000 abstract description 6
- 239000007921 spray Substances 0.000 abstract description 4
- 238000007665 sagging Methods 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 150000003839 salts Chemical class 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 7
- 230000004048 modification Effects 0.000 description 6
- 238000012986 modification Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000012752 auxiliary agent Substances 0.000 description 3
- PBWZKZYHONABLN-UHFFFAOYSA-M difluoroacetate Chemical compound [O-]C(=O)C(F)F PBWZKZYHONABLN-UHFFFAOYSA-M 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000008199 coating composition Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 231100000206 health hazard Toxicity 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 150000003606 tin compounds Chemical class 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Images
Classifications
-
- 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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- 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
- 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
- C09D7/80—Processes for incorporating ingredients
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention relates to a water-based paint for a trailer, which comprises the following components in parts by weight: 10-40 parts of water-soluble latex polyurethane resin, 5-20 parts of polyoxyethylene alkylolamide, 30-60 parts of deionized water, 40-45 parts of slurry, 1.5-2 parts of a film-forming aid, 1-1.2 parts of an antioxidant, 0.1-0.2 part of an ultraviolet absorbent, 1-3 parts of a defoaming agent, 1-3 parts of a leveling agent, 5-10 parts of a pH regulator and 1-2 parts of a thickening agent. By adopting the technical scheme, the water-based paint prepared by the invention has the advantages of high drying speed, good sagging resistance, convenience in spraying, uniform film formation on an automobile body, salt spray time of more than 200h, weather resistance of more than 2500h, and performance equivalent to that of a combination of a traditional two-component primer and a two-component finish paint, meets the anticorrosion requirement of a client on a workpiece, adopts low-temperature baking, is simple and convenient to construct, saves energy consumption, is convenient to spray, is quick to dry, saves time, improves the spraying or repairing efficiency of an automobile, greatly saves the coating cost and the construction cost, and is suitable for popularization.
Description
Technical Field
The invention relates to the technical field of water-based paint, and particularly relates to water-based paint for a trailer and a preparation method thereof.
Background
Driven by three driving forces of energy, environmental protection and efficiency, more and more automobile repair factories actively seek environmental protection solutions to promote the gradual application of the water-based automobile repair coating; the working environment is improved, the potential safety and health hazards of painters are reduced, and the smell of paint on vehicles is reduced; the color covering power is good, and the water-based base paint can save about 30 percent of raw materials compared with the traditional solvent-based base paint, and the construction time is reduced; and fourthly, the flash drying time is short, the drying is fast, the production efficiency can be greatly improved, and the paint spraying maintenance period is shortened.
However, the current two-component acrylic polyurethane paint used by each spraying manufacturer is inconvenient for automobile coating because the paint film drying speed is slow, the drying time is long, and the paint film cannot be polished or detected and assembled immediately. Therefore, how to improve the drying speed of the coating film to a greater extent on the basis of ensuring the performance of the coating film is a problem to be mainly solved in the industry.
Disclosure of Invention
In conclusion, in order to overcome the defects of the prior art (such as slow drying speed of the water-based finish paint, easy sagging during construction and the like), the invention provides the water-based paint for the trailer.
In order to achieve the purpose, the invention provides the following technical scheme: the water paint for the trailer comprises the following components in parts by weight: 10-40 parts of water-soluble latex polyurethane resin, 5-20 parts of polyoxyethylene alkylolamide, 30-60 parts of deionized water, 40-45 parts of slurry, 1.5-2 parts of a film-forming aid, 1-1.2 parts of an antioxidant, 0.1-0.2 part of an ultraviolet absorbent, 1-3 parts of a defoaming agent, 1-3 parts of a leveling agent, 5-10 parts of a pH regulator and 1-2 parts of a thickening agent.
The invention further provides that: the paint comprises the following components in parts by weight: 20 parts of water-soluble latex polyurethane resin, 10 parts of polyoxyethylene alkylolamide, 50 parts of deionized water, 45 parts of slurry, 2 parts of a film-forming aid, 1 part of an antioxidant, 0.15 part of an ultraviolet absorber, 1 part of a defoaming agent, 2 parts of a leveling agent, 8 parts of a pH regulator and 1 part of a thickening agent.
The invention further provides that: the slurry comprises 2-5 parts of talcum powder, 10-15 parts of pigment, 5-8 parts of dispersing agent and 1-3 parts of defoaming agent.
By adopting the technical scheme, the water-based paint prepared by the invention has the advantages of high drying speed, good sagging resistance, convenience in spraying, uniform film formation on an automobile body, salt spray time of more than 200h, weather resistance of more than 2500h, and performance equivalent to that of a combination of a traditional two-component primer and a two-component finish paint, meets the anticorrosion requirement of a client on a workpiece, adopts low-temperature baking, is simple and convenient to construct, saves energy consumption, is convenient to spray, is quick to dry, saves time, improves the spraying or repairing efficiency of an automobile, greatly saves the coating cost and the construction cost, and is suitable for popularization.
The invention further provides that: the film-forming aid comprises dodecyl alcohol ester and dipropylene glycol methyl ether acetate, and the mass ratio of the dodecyl alcohol ester to the dipropylene glycol methyl ether acetate is 1: 1.
By adopting the technical scheme, the dodecyl alcohol ester has good hydrolytic stability, can be used together with emulsion with high PH, has strong adaptability and good film forming effect, can endow a paint film with better performances of weather resistance, scrub resistance, luster, color development and the like, can achieve excellent film forming effect by using a small amount of dodecyl alcohol ester, and has high efficiency; the dodecyl alcohol ester and the dipropylene glycol methyl ether acetate are added into the waterborne polyurethane to be used as film forming additives, so that the glossiness and the leveling property of the waterborne coating can be obviously improved, and the lowest film forming temperature of the coating can be reduced.
The invention further provides that: the defoaming agent comprises polyether modified polysiloxane defoaming agent.
By adopting the technical scheme, the polyether modified polysiloxane defoaming agent has the characteristics of strong defoaming effect, low surface tension, low volatility, no toxicity, no pollution, physiological inertia, high temperature resistance, strong alkali resistance, reverse solubility and the like, and can still keep high defoaming effect in a solution with high pH by using the polyether modified polysiloxane defoaming agent.
The invention further provides that: the leveling agent comprises alkyl modified organic siloxane, organic fluorine modified polysiloxane and difluoroacetic ester, and the mass ratio of the alkyl modified organic siloxane to the organic fluorine modified polysiloxane is 3:1: 1.
By adopting the technical scheme, the paint has the advantages of high compatibility, high thermal stability, better surface control capability, unstable foam, recoatability, good shrinkage cavity resistance and good substrate wetting capability.
The invention further provides that: the pH regulator is AMP-95.
By adopting the technical scheme, the AMP-95 has excellent alkali strength, high-efficiency pigment dispersion performance and enhanced scrub resistance, improves the performance of the thickening agent, effectively reduces the smell of the paint, is relatively soft due to organic alkali, can be matched with various emulsions for use, has good compatibility, is not easy to damage the performance of other products, has good stability, is not easy to yellow, improves the tinting strength of color paste, belongs to an environment-friendly regulator, and can reduce the dosage of a plurality of common paint additives by adding the AMP-95, thereby effectively reducing the cost of raw materials and simultaneously improving the performance of the paint.
The invention further provides that: the thickener comprises a hydrophobically modified alkali soluble thickener.
By adopting the technical scheme, a small amount of the rheological modification auxiliary agent is added, so that an excellent thickening effect is achieved, the stirring is easy, the thixotropy is good, the fluidity, the leveling property and the splash resistance of the coating can be better improved, meanwhile, the formula has strong universality, the coating formulas with different gloss and color requirements can be generally used, the water resistance of the solution can be further improved, and the rheological modification auxiliary agent does not contain an organic solvent or an organic tin compound, is a nontoxic, low-odor and environment-friendly rheological modification auxiliary agent, and has high cost performance.
In order to achieve the purpose, the invention also provides the following technical scheme: a preparation method of water paint for a trailer comprises the following steps: s1, sequentially adding the water-soluble latex polyurethane resin and the polyoxyethylene alkylolamide into a dispersion cylinder, dispersing at the rotating speed of 600-900r/min, adding deionized water during stirring, and dispersing at the rotating speed of 800-1000r/min for 15-20 minutes until stirring is uniform; s2, adding an antioxidant and an ultraviolet absorbent at the rotating speed of 800r/min and 500-; s3, adding the polyether modified polysiloxane defoaming agent at the rotating speed of 600-700r/min, and then dispersing for 5-10 minutes at the rotating speed of 800-1000r/min until the mixture is uniformly stirred; s4, adding alkyl modified organic siloxane, organic fluorine modified polysiloxane and difluoroacetic ester at the rotating speed of 800r/min and dispersing for 10-15 minutes at the rotating speed of 1000r/min and 800-; s5: adding dodecyl alcohol ester and dipropylene glycol methyl ether acetate at the rotating speed of 800r/min of 500-; s6, dispersing the slurry at the rotation speed of 500-800r/min for 10-15 minutes until the slurry is uniformly stirred at the rotation speed of 500-800 r/min; s7, adding AMP-95 at the rotation speed of 500-800r/min, and dispersing for 10-15 minutes at the rotation speed of 500-800r/min until the mixture is uniformly stirred; s8, adding the hydrophobic modified alkali soluble thickener at the rotating speed of 500-800r/min, and dispersing for 5-15 minutes at the rotating speed of 1000-1500r/min until stirring uniformly.
By adopting the technical scheme, the process is simple, the operation is convenient, and the cost is low.
The following describes embodiments of the present invention with reference to the drawings and examples.
Drawings
FIG. 1 shows performance tests and experimental results of the present invention.
Detailed Description
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Example 1
1) The formula of the water paint for the trailer is as follows: 20 parts of water-soluble latex polyurethane resin, 10 parts of polyoxyethylene alkylolamide, 50 parts of deionized water, 45 parts of slurry, 1 part of dodecyl alcohol ester, 1 part of dipropylene glycol methyl ether acetate, 1 part of antioxidant, 0.15 part of ultraviolet absorbent, 1 part of polyether modified polysiloxane antifoaming agent, 0.6 part of alkyl modified organosiloxane, 0.2 part of organic fluorine modified polysiloxane, 0.22 part of difluoroacetate, AMP-958 part and 1 part of hydrophobic modified alkali-soluble thickener.
2) The preparation process of the water paint for the trailer comprises the following steps:
preparing a paint liquid: sequentially adding water-soluble latex polyurethane resin and polyoxyethylene alkylolamide into a dispersion cylinder, dispersing at the rotating speed of 800r/min, adding deionized water during stirring, and dispersing at the rotating speed of 1000r/min for 15 minutes until the mixture is uniformly stirred; adding antioxidant and ultraviolet absorbent at 800r/min, and dispersing at 1000r/min for 10 min to stir; adding a polyether modified polysiloxane defoaming agent at the rotating speed of 700r/min, and then dispersing for 5 minutes at the rotating speed of 1000r/min until the mixture is uniformly stirred; adding alkyl modified organic siloxane, organic fluorine modified polysiloxane and difluoroacetic acid ester at the rotating speed of 600r/min, and dispersing for 15 minutes at the rotating speed of 800r/min until the mixture is uniformly stirred; adding dodecyl alcohol ester and dipropylene glycol methyl ether acetate at the rotating speed of 600r/min, and dispersing for 15 minutes at the rotating speed of 800r/min until the mixture is uniformly stirred; dispersing the slurry at the rotating speed of 700r/min for 10 minutes at the rotating speed of 800r/min until the slurry is uniformly stirred; AMP-95 is added at the rotating speed of 800r/min, and is dispersed for 10 minutes at the rotating speed of 700r/min until the mixture is evenly stirred; adding the hydrophobic modified alkali soluble thickener at the rotating speed of 800r/min, and dispersing for 5 minutes at the rotating speed of 1000r/min until the mixture is uniformly stirred.
Paint mixing: according to the on-site construction conditions, the paint liquid is added with a proper amount of deionized water and stirred uniformly.
Example 2
1) The formula of the water paint for the trailer is as follows: 40 parts of water-soluble latex polyurethane resin, 15 parts of polyoxyethylene alkylolamide, 30 parts of deionized water, 45 parts of slurry, 0.8 part of dodecyl alcohol ester, 0.8 part of dipropylene glycol methyl ether acetate, 1.2 parts of antioxidant, 0.2 part of ultraviolet absorbent, 3 parts of polyether modified polysiloxane antifoaming agent, 0.9 part of alkyl modified organic siloxane, 0.3 part of organic fluorine modified polysiloxane, 0.3 part of difluoroacetate, AMP-9510 part and 1 part of hydrophobic modified alkali-soluble thickener.
2) The preparation process of the water paint for the trailer comprises the following steps:
preparing a paint liquid: sequentially adding water-soluble latex polyurethane resin and polyoxyethylene alkylolamide into a dispersion cylinder, dispersing at the rotating speed of 600r/min, adding deionized water during stirring, and dispersing at the rotating speed of 800r/min for 20 minutes until the mixture is uniformly stirred; adding antioxidant and ultraviolet absorbent at 500r/min, and dispersing at 800r/min for 15 min to stir; adding a polyether modified polysiloxane defoaming agent at the rotating speed of 600r/min, and then dispersing for 5 minutes at the rotating speed of 1000r/min until the mixture is uniformly stirred; adding alkyl modified organic siloxane, organic fluorine modified polysiloxane and difluoroacetic acid ester at the rotating speed of 500r/min, and dispersing for 15 minutes at the rotating speed of 800r/min until the mixture is uniformly stirred; adding dodecyl alcohol ester and dipropylene glycol methyl ether acetate at the rotating speed of 500r/min, and dispersing for 15 minutes at the rotating speed of 800r/min until the mixture is uniformly stirred; dispersing the slurry at the rotating speed of 500r/min for 15 minutes at the rotating speed of 800r/min until the slurry is uniformly stirred; AMP-95 is carried out at the rotating speed of 500r/min, and is dispersed for 10 minutes at the rotating speed of 800r/min until the mixture is evenly stirred; adding the hydrophobic modified alkali soluble thickener at the rotating speed of 500r/min, and dispersing for 15 minutes at the rotating speed of 1000r/min until the mixture is uniformly stirred.
Paint mixing: according to the on-site construction conditions, the paint liquid is added with a proper amount of deionized water and stirred uniformly.
Example 3
1) The formula of the water paint for the trailer is as follows: 30 parts of water-soluble latex polyurethane resin, 10 parts of polyoxyethylene alkylolamide, 60 parts of deionized water, 40 parts of sizing agent, 0.9 part of dodecyl alcohol ester, 0.9 part of dipropylene glycol methyl ether acetate, 1.1 part of antioxidant, 0.2 part of ultraviolet absorbent, 2 parts of polyether modified polysiloxane antifoaming agent, 0.9 part of alkyl modified organic siloxane, 0.3 part of organic fluorine modified polysiloxane, 0.3 part of difluoroacetate, AMP-958 part and 2 parts of hydrophobic modified alkali-soluble thickening agent.
2) The preparation process of the water paint for the trailer comprises the following steps:
preparing a paint liquid: sequentially adding water-soluble latex polyurethane resin and polyoxyethylene alkylolamide into a dispersion cylinder, dispersing at the rotating speed of 700r/min, adding deionized water during stirring, and dispersing at the rotating speed of 900r/min for 15 minutes until the mixture is uniformly stirred; adding antioxidant and ultraviolet absorbent at 600r/min, and dispersing at 900r/min for 10 min to stir; adding a polyether modified polysiloxane defoaming agent at the rotating speed of 600r/min, and then dispersing for 5 minutes at the rotating speed of 1000r/min until the mixture is uniformly stirred; adding alkyl modified organic siloxane, organic fluorine modified polysiloxane and difluoroacetic acid ester at the rotating speed of 800r/min, and dispersing for 10 minutes at the rotating speed of 900r/min until the mixture is uniformly stirred; adding dodecyl alcohol ester and dipropylene glycol methyl ether acetate at the rotating speed of 800r/min, and dispersing for 10 minutes at the rotating speed of 1000r/min until the mixture is uniformly stirred; dispersing the slurry at the rotating speed of 500r/min for 15 minutes at the rotating speed of 800r/min until the slurry is uniformly stirred; AMP-95 is carried out at the rotating speed of 500r/min, and is dispersed for 15 minutes at the rotating speed of 600r/min until the mixture is evenly stirred; adding the hydrophobic modified alkali soluble thickener at the rotating speed of 600r/min, and dispersing for 10 minutes at the rotating speed of 1200r/min until the mixture is uniformly stirred.
Paint mixing: according to the on-site construction conditions, the paint liquid is added with a proper amount of deionized water and stirred uniformly.
Comparative example 1: the paint liquid is common oily paint on the market.
The performance test and experimental results are shown in figure 1.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and those modifications and variations assumed in the above are also considered to be within the protective scope of the present invention.
Claims (9)
1. The water paint for the trailer is characterized by comprising the following components in parts by weight: 10-40 parts of water-soluble latex polyurethane resin, 5-20 parts of polyoxyethylene alkylolamide, 30-60 parts of deionized water, 40-45 parts of slurry, 1.5-2 parts of a film-forming aid, 1-1.2 parts of an antioxidant, 0.1-0.2 part of an ultraviolet absorbent, 1-3 parts of a defoaming agent, 1-3 parts of a leveling agent, 5-10 parts of a pH regulator and 1-2 parts of a thickening agent.
2. The water paint for trailers according to claim 1, which comprises the following components in parts by weight: 20 parts of water-soluble latex polyurethane resin, 10 parts of polyoxyethylene alkylolamide, 50 parts of deionized water, 45 parts of slurry, 2 parts of a film-forming aid, 1 part of an antioxidant, 0.15 part of an ultraviolet absorber, 1 part of a defoaming agent, 2 parts of a leveling agent, 8 parts of a pH regulator and 1 part of a thickening agent.
3. A water based paint for trailers according to claim 1, characterized in that: the slurry comprises 2-5 parts of talcum powder, 10-15 parts of pigment, 5-8 parts of dispersing agent and 1-3 parts of defoaming agent.
4. A water based paint for trailers according to claim 1, characterized in that: the film-forming aid comprises dodecyl alcohol ester and dipropylene glycol methyl ether acetate, and the mass ratio of the dodecyl alcohol ester to the dipropylene glycol methyl ether acetate is 1: 1.
5. A water based paint for trailers according to claim 1, characterized in that: the defoaming agent comprises polyether modified polysiloxane defoaming agent.
6. A water based paint for trailers according to claim 1, characterized in that: the leveling agent comprises alkyl modified organic siloxane, organic fluorine modified polysiloxane and difluoroacetic ester, and the mass ratio of the alkyl modified organic siloxane to the organic fluorine modified polysiloxane is 3:1: 1.
7. A water based paint for trailers according to claim 1, characterized in that: the pH regulator is AMP-95.
8. A water based paint for trailers according to claim 1, characterized in that: the thickener comprises a hydrophobically modified alkali soluble thickener.
9. The preparation method of the water paint for the trailer is characterized by comprising the following steps: s1, sequentially adding the water-soluble latex polyurethane resin and the polyoxyethylene alkylolamide into a dispersion cylinder, dispersing at the rotating speed of 600-900r/min, adding deionized water during stirring, and dispersing at the rotating speed of 800-1000r/min for 15-20 minutes until stirring is uniform; s2, dispersing the antioxidant and the ultraviolet absorbent at the rotation speed of 800r/min and 500-; s3, adding the polyether modified polysiloxane defoaming agent at the rotating speed of 600-700r/min, and then dispersing for 5-10 minutes at the rotating speed of 800-1000r/min until the mixture is uniformly stirred; s4, adding alkyl modified organic siloxane, organic fluorine modified polysiloxane and difluoroacetic ester at the rotating speed of 800r/min and dispersing for 10-15 minutes at the rotating speed of 1000r/min and 800-; s5: dispersing the dodecyl alcohol ester and the dipropylene glycol methyl ether acetate in the rotating speed of 800r/min at the rotating speed of 800-800 r/min for 10-15 minutes until the mixture is uniformly stirred; s6, dispersing the slurry at the rotation speed of 500-800r/min for 10-15 minutes until the slurry is uniformly stirred at the rotation speed of 500-800 r/min; s7, AMP-95 is carried out at the rotating speed of 500-800r/min, and the mixture is dispersed for 10-15 minutes at the rotating speed of 500-800r/min until the mixture is evenly stirred; s8, adding the hydrophobic modified alkali soluble thickener at the rotating speed of 500-800r/min, and dispersing for 5-15 minutes at the rotating speed of 1000-1500r/min until stirring uniformly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110161382.6A CN112812677A (en) | 2021-02-05 | 2021-02-05 | Water-based paint for trailer and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110161382.6A CN112812677A (en) | 2021-02-05 | 2021-02-05 | Water-based paint for trailer and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112812677A true CN112812677A (en) | 2021-05-18 |
Family
ID=75861689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110161382.6A Pending CN112812677A (en) | 2021-02-05 | 2021-02-05 | Water-based paint for trailer and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112812677A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102618159A (en) * | 2012-03-31 | 2012-08-01 | 广州集泰化工有限公司 | Water-based polyurethane anticorrosive coating for containers and preparation method for coating |
| CN105017953A (en) * | 2015-07-29 | 2015-11-04 | 广西梧州龙鱼漆业有限公司 | Preparation method of overcoat varnish used for automotive refinishing |
| US20180187043A1 (en) * | 2015-05-22 | 2018-07-05 | Basf Coatings Gmbh | Aqueous basecoat material for producing a coating |
| CN108795263A (en) * | 2017-12-26 | 2018-11-13 | 雅图高新材料有限公司 | A kind of mono-component aqueous interference-type pearly-lustre metallic finishe of automobile and preparation method thereof |
| CN111647343A (en) * | 2020-06-12 | 2020-09-11 | 安徽东顺汽车研发有限公司 | Production formula and preparation process of environment-friendly truck spray paint |
-
2021
- 2021-02-05 CN CN202110161382.6A patent/CN112812677A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102618159A (en) * | 2012-03-31 | 2012-08-01 | 广州集泰化工有限公司 | Water-based polyurethane anticorrosive coating for containers and preparation method for coating |
| US20180187043A1 (en) * | 2015-05-22 | 2018-07-05 | Basf Coatings Gmbh | Aqueous basecoat material for producing a coating |
| CN105017953A (en) * | 2015-07-29 | 2015-11-04 | 广西梧州龙鱼漆业有限公司 | Preparation method of overcoat varnish used for automotive refinishing |
| CN108795263A (en) * | 2017-12-26 | 2018-11-13 | 雅图高新材料有限公司 | A kind of mono-component aqueous interference-type pearly-lustre metallic finishe of automobile and preparation method thereof |
| CN111647343A (en) * | 2020-06-12 | 2020-09-11 | 安徽东顺汽车研发有限公司 | Production formula and preparation process of environment-friendly truck spray paint |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103555145B (en) | A kind of epoxy self-leveling floor coating and preparation method thereof | |
| CN104559617B (en) | A kind of application type aqueous dual-component fluorocarbon coating and its preparation and application | |
| CN102863889B (en) | Double-component polyurethane white high-gloss woodware paint, and preparation method and application thereof | |
| CN107459892A (en) | A kind of farm machinery baking vanish and preparation method thereof | |
| CN101250366B (en) | Aqueous priming paint for wooden pole pencil coating | |
| CN104387939A (en) | Strong-acid-alkali-resistant polyurethane finishing coat for locomotives and preparation method of finishing coat | |
| CN112048237A (en) | Water-based double-component matte clear finish paint and preparation method thereof | |
| CN103965716A (en) | Water-based quick-drying acrylic acid protective coating and preparation method thereof | |
| CN108003748A (en) | A kind of engineering machinery epoxy primer and preparation method thereof | |
| CN111073475A (en) | Water-based high-temperature-resistant polyester amino baking coating, preparation method and use method | |
| CN108192437B (en) | Water-based high-temperature metallic paint capable of being used for wet-on-wet floating-free system and construction process thereof | |
| CN113122123A (en) | Non-asphalt-based spraying fast-setting waterborne polyurethane waterproof coating and preparation method thereof | |
| CN107629608A (en) | A kind of preparation method and construction technology of elastic roofing waterproof paint | |
| CN106634467A (en) | Rheological metal basecoat and preparation method thereof | |
| CN113025147A (en) | Water-based wall surface hand-sprayed paint and preparation method thereof | |
| CN107446432A (en) | A kind of net taste interior wall color-mixed base paint of water-based three proofings and preparation method thereof | |
| CN113831792A (en) | Water-based paint composition and preparation method thereof | |
| CN112812677A (en) | Water-based paint for trailer and preparation method thereof | |
| CN102850886B (en) | Water-borne wood paint and preparation method of water-borne wood paint | |
| CN104559591A (en) | Environment-friendly water-based paint for aluminum profile production and preparation method thereof | |
| CN114213955B (en) | Low-odor water-based double-component matte clear finish and preparation method thereof | |
| CN113861822B (en) | Helmet aqueous single-component floating coat paint for electrostatic spraying | |
| CN104231691A (en) | Weather-resistant latex paint | |
| CN106752827B (en) | High-adhesion coating on low-surface-energy base material | |
| CN115044287A (en) | Two-component waterborne polyurethane finish paint and preparation method and application thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210518 |