CN101845258A - Low-volatility and quick-drying aqueous toy coating and preparation method thereof - Google Patents
Low-volatility and quick-drying aqueous toy coating and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a low-volatility and quick-drying aqueous toy coating and a preparation method thereof. The formula of the coating comprises the following components in percentage by weight: 52-80 percent of polymer water dispersion, 1-25 percent of film-forming agent semi-finished product, 0-30 percent of aqueous pigment and filler, 0.1-5 percent of aqueous auxiliary agent and 1.1-40 percent of deionized water. The aqueous auxiliary agent is one or more selecting from a defoamer, a wetting agent, a dispersing agent, a surface effect control agent, a rheology anti-settling agent, a thickening agent, an adhesive force accelerator and a pH value regulator. The invention is suitable for spraying construction of toys using plastic, metal, wood and the like as substrates, and has the characteristics of good adhesive force, low volatility, high drying speed and high film surface glossiness.
Description
Technical field
The present invention relates to a kind of water-borne coatings and preparation method thereof, the particularly a kind of low volatility of ground toys such as plastics, metal, woodenware, quick-drying aqueous toy coating and preparation method thereof of being applicable to.
Background technology
China is the manufacturing big country of toy for children, and annual production accounts for 60～70% of whole world total amount, and the wherein most toy concentration of production is at the Delta of the Pearl River.The most of plastic bottom material that adopts of toy product, super quality and competitive price, the plastic toy coating of employing is based on solvent-borne type.According to incompletely statistics, present domestic plastics are with the consumption of solvent based coating, annually surpass 120,000 tons, and wherein to account for ratio be 10～12% to toy coating.But solvent based coating is inflammable and explosive, producing, store, having many unsafe factors in transportation and the process used, and solvent based coating in use needs a large amount of organic solvents to dilute, and when causing the wasting of resources, contaminate environment that can be serious more.Compare with traditional solvent-borne type toy coating, aqueous toy coating with water as main dispersion medium, have the low pollution of low VOC content, low toxicity, save energy and resource, nonflammable characteristics, and the terminal user of toy is children, the head of a family is very high to the toxic attention degree of toy, and the waterborne plastic toy coating of environmental protection low toxicity type is undoubtedly development in future trend.
Chinese patent CN 1626586A and CN 1626587A propose to be applied to the water-borne coatings of plastics coating and the water-borne coatings of anti-metal effect respectively, are applicable to multiple plastic bottom materials such as ABS, PS, HIPS, PVC, PS/PP.CN101270254 discloses a kind of watersoluble modified acrylic acid bi-component plastic rubber paint and preparation method thereof, its weight percent consists of: water-based hydroxyl function acrylic resin 40～50, aqueous polyester resin 10～20,2-Butoxyethyl acetate 5～6, water 15～30, DMEA0.5～1, water-based wax emulsion 1～5, water-based defoamer 0.1～0.5, water-based base material wetting agent 0.1～0.5, thickening material 1～6 and colourant slurry 1～8, above-mentioned all components sum equals 100%.These water-borne coatingss exist that the gloss of film degree is low, slow curing, sticking power is unstable and problem such as construction inconvenience.
Summary of the invention
The technical problem to be solved in the present invention provides that a kind of glossiness is good, low volatility, quick-drying aqueous toy coating and preparation method thereof
The present invention will solve the problems of the technologies described above the technical scheme that is adopted: a kind of low volatility, quick-drying aqueous toy coating, and its weight percent consists of: aqueous polymer dispersion 52～80wt%, film coalescence aid work in-process 1～25wt%, water-based color stuffing slurry 0～30wt%, aqueous promoter 0.1～5wt%, deionized water 1.1～40wt%; Described aqueous promoter is one or more in the defoamer used always of those skilled in the art, wetting agent, dispersion agent, surface effect control agent, rheology anti-settling agent, thickening material, adhesion promoter, the pH value conditioning agent.
Further: in above-mentioned low volatility, quick-drying aqueous toy coating, described aqueous polymer dispersion is one or more in aqueous polyacrylamide acid dispersion, aqueous polyurethane dispersion or the water alcohol acid dispersion.Described film coalescence aid work in-process are mixtures of film coalescence aid, emulsifying agent, defoamer, thickening material, deionized water.Described film coalescence aid is one or more in alkoxide, di-esters, glycols, pure ethers, the ether-ether class organic solvent; Described alkoxide is alcohol ester-12, Diethylene Glycol-2-(ethyl hexyl) ester, 2,2,4-trimethylammonium-1, one or more in the 3-pentanediol mono isobutyrate; Described di-esters is Succinic Acid diisobutyl ester, pentanedioic acid diisobutyl ester, diisobutyl adipate, 1,2-propylene-glycol diacetate, dibutyl phthalate one or more; Described glycols is one or more in ethylene glycol, propylene glycol, butyleneglycol, Diethylene Glycol, the phenylcarbinol; Described pure ethers is among a kind of or several in butyl glycol ether, diethylene glycol dimethyl ether, Diethylene Glycol propyl ether, Diethylene Glycol butyl ether, Diethylene Glycol hexyl ether, propylene glycol monomethyl ether, propylene glycol propyl ether, propylene glycol butyl ether, dipropylene glycol methyl ether, dipropylene glycol propyl ether, dipropylene glycol butyl ether, tripropylene glycol methyl ether, tripropylene glycol butyl ether, ethylene glycol phenyl ether, the propylene glycol phenylate; Described ether-ether class be ethylene glycol ether acetate, 2-Butoxyethyl acetate, Diethylene Glycol monobutyl ether acetate, 1-Methoxy-2-propyl acetate, dipropylene glycol methyl ether acetate one or more.Described water-based color stuffing slurry is that deionized water, wetting agent, dispersion agent, defoamer and water-based color stuffing mix, and described water-based color stuffing is that titanium dioxide, lime carbonate, carbon black, silicon-dioxide, talcum powder, transparent ferric oxide are that powder, azo are that powder, phthalocyanine are one or more in powder, aluminium silver powder, copper bronze, the pearly pigment.
Further again: in above-mentioned low volatility, quick-drying aqueous toy coating, the second-order transition temperature Tg of described aqueous polymer dispersion is 30～100 ℃, and particle diameter is 0.01～15 micron.Preferably, 50～80 ℃ of the second-order transition temperature Tg of described aqueous polymer dispersion, particle diameter are 0.05～0.8 micron.
The present invention also provides the preparation method of above-mentioned low volatility, quick-drying aqueous toy coating, and its preparation process is:
(1) with after disperseing in aqueous polymer dispersion, deionized water and the part defoamer adding preparing tank, adds wetting agent, dispersion agent and surface effect control agent more successively, and evenly stir;
(2) again the film coalescence aid work in-process are added in the preparing tank, add process need and stir, until mixing;
(3) successively water-based color stuffing slurry, aqueous promoter are added preparing tank then, stir;
(4) regulate pH value, viscosity after, filter final finished.
Further: in the preparation method of above-mentioned low volatility, quick-drying aqueous toy coating, the half-finished preparation process of described film coalescence aid is, film coalescence aid, deionized water and emulsifying agent are put into preparing tank, be stirred at a slow speed and be emulsion form, add defoamer and thickening material then successively, be stirred into milk sap.
Described water-based color stuffing is starched preparation process, and deionized water, wetting agent, dispersion agent, part defoamer and water-based color stuffing are added in the preparing tank successively, stirs fast and does pre-dispersed processing; Again the miscellany after the pre-dispersed processing is transferred in quick dispersion machine, sand mill, ball mill or the three-roller and grinds dispersion treatment; The solid content of described water-based color stuffing slurry is 5～80%, and preferred solid content is 20～60%.
Low volatility provided by the invention, quick-drying aqueous toy coating are applicable to the toy spraying application of grounds such as plastics, metal, woodenware, especially on multiple plastic bottom materials such as ABS, PS, HIPS, PC, PVC, PET, possess that sticking power is good, low volatility, rate of drying is fast, the coating surface glossiness is high characteristics.
Embodiment
Purport of the present invention is to adjust the proportioning of coating, selects this area aqueous polymer dispersion, film coalescence aid work in-process, water-based color stuffing slurry, aqueous promoter, deionized water commonly used; By preparation method simple and easy to control, obtain low volatility, quick-drying aqueous toy coating, be particularly useful for spraying application on the multiple plastic bottom materials such as ABS, PS, HIPS, PC, PVC, PET, this coating possesses that sticking power is good, low volatility, rate of drying is fast, the coating surface glossiness is high characteristics.Below in conjunction with embodiment content of the present invention is described in further detail, mentioned content is not a limitation of the invention among the embodiment, and the selection of material and condition can be suited measures to local conditions and the result be there is no substantial effect in the method.
At first, sketch general planning of the present invention: a kind of low volatility, quick-drying aqueous toy coating, its weight percent consists of: aqueous polymer dispersion 52～80wt%, film coalescence aid work in-process 1～25wt%, water-based color stuffing slurry 0～30wt%, aqueous promoter 0.1～5wt%, deionized water 1.1～40wt%; Described aqueous promoter is one or more in defoamer, wetting agent, dispersion agent, surface effect control agent, rheology anti-settling agent, thickening material, adhesion promoter, the pH value conditioning agent.
The preparation method of above-mentioned low volatility, quick-drying aqueous toy coating is,
(1) with after disperseing in aqueous polymer dispersion, deionized water and the part defoamer adding preparing tank, adds wetting agent, dispersion agent and surface effect control agent more successively, and evenly stir;
(2) again the film coalescence aid work in-process are added in the preparing tank, add process need and stir, until mixing;
(3) successively water-based color stuffing slurry, aqueous promoter are added preparing tank then, stir;
(4) regulate pH value, viscosity after, filter final finished.
Embodiment 1
(1) the half-finished preparation of film coalescence aid
With 11.5 gram dipropylene glycol n-butyl ethers (account for work in-process weight 19.49%), 18.0 gram butyl glycol ether (account for work in-process weight 30.51%), 28.5 gram deionized water (account for work in-process weight 48.31%) and 0.2 restrains emulsifying agent Span80 (account for work in-process weight 0.34%) and is added in the preparing tank, be stirred at a slow speed and be emulsion form, add 0.3 gram defoamer Dehydran 1293 (account for work in-process weight 0.51%) and 0.5 then and restrain thickening material ViscoPlus 3060 (account for work in-process weight 0.85%), stir fast, make the film coalescence aid work in-process.
(2) preparation of water-based color stuffing slurry (white)
With 65.0 gram deionized waters (account for water-based color stuffing slurry weight 14.61%), 20.0 gram dispersion agent Surfynol CT-136 (account for water-based color stuffing slurry weight 4.49%), 5.0 gram defoamer Dehydran 1293 (account for water-based color stuffing slurry weight 1.12%) and 355.0 gram titanium dioxide (account for the water-based color stuffing starch weight 79.77%) be added in the preparing tank successively, grind stirring 30min with quick dispersion machine, prepare water-based color stuffing slurry (white), its solid content is 80.83%, and fineness reaches 6.5H/A.
(3) preparation of low volatility, quick-drying white aqueous toy coating
135.0 gram water soluble acrylic acid dispersion Alberdingk AS2615 (account for coating gross weight 52.12%), 45.0 gram deionized waters (account for coating gross weight 17.37%) and 0.6 gram defoamer Dehydran 1293 (account for coating gross weight 0.23%) adding preparing tank is disperseed at a slow speed, add 5.2 gram dispersion agent Tego Dispers 750w (account for coating gross weight 2.01%) again, stir; Portion-wise addition stirs at a slow speed while adding in preparing tank in 15min with 48.6 gram film coalescence aid work in-process (account for coating gross weight 18.76%) again, adds the back that finishes and continues stirring 30min; Successively 22.3 gram water-based color stuffings slurries (white) (account for coating gross weight 8.61%), 0.6 gram surface effect control agent Tego Wet KL245 (account for coating gross weight 0.23%), 1.2 gram rheology anti-settling agent Aerosil 972 (account for coating gross weight 0.46%), 0.5 gram sanitas Alex F-251 (account for coating gross weight 0.19%) are added in the preparing tank then, stir; Regulate pH value, viscosity, after the filtration discharging reaches the regulation fineness requirement, obtain final finished.The performance test of coating is as shown in table 1.
Embodiment 2
(1) the half-finished preparation of film coalescence aid
With 8.3 gram dipropylene glycol n-butyl ethers (account for work in-process weight 14.38%), 15.0 gram Texanol (alcohol ester-12, account for work in-process weight 26.00%), 33.4 gram deionized water (account for work in-process weight 57.89%) and 0.2 restrains emulsifying agent Span80 (account for work in-process weight 0.35%) and is added in the preparing tank, be stirred at a slow speed and be emulsion form, add 0.3 gram defoamer Dehydran 1293 (account for work in-process weight 0.52%) and 0.5 then and restrain thickening material ViscoPlus 3060 (account for work in-process weight 0.87%), stir fast, make the film coalescence aid work in-process.
(2) preparation of water-based color stuffing slurry
With embodiment 1.
(3) preparation of low volatility, quick-drying white aqueous toy coating
135.0 gram water soluble acrylic acid dispersion Alberdingk AS2615 (account for coating gross weight 60.35%), 45.0 gram deionized waters (account for coating gross weight 20.12%) and 0.6 gram defoamer Dehydran 1293 (account for coating gross weight 0.27%) adding preparing tank is disperseed at a slow speed, add 5.2 gram dispersion agent Tego Dispers 750w (account for coating gross weight 2.32%) again, stir; Portion-wise addition stirs at a slow speed while adding in preparing tank in 15min with 15.6 gram film coalescence aid work in-process (account for coating gross weight 6.97%) again, adds the back that finishes and continues stirring 30min; Successively 20.0 gram water-based color stuffings slurries (account for coating gross weight 8.94%), 0.6 gram surface effect control agent Tego Wet KL245 (account for coating gross weight 0.27%), 1.2 gram rheology anti-settling agent Aerosil972 (account for coating gross weight 0.54%), 0.5 gram sanitas Alex F-251 (account for coating gross weight 0.22%) are added in the preparing tank then, stir; Regulate pH value, viscosity, after the filtration discharging reaches the regulation fineness requirement, obtain final finished.The performance test of coating is as shown in table 1.
Embodiment 3
(1) the half-finished preparation of film coalescence aid
With 3.7 gram Texanol (alcohol esters-12, account for work in-process weight 7.21%), 23.7 gram Diethylene Glycol butyl ether (account for work in-process weight 46.20%), 23.0 gram deionized water (account for work in-process weight 44.83%) and 0.25 restrains emulsifying agent Tween60 (account for work in-process weight 0.49%) and is added in the preparing tank, be stirred at a slow speed and be emulsion form, add 0.25 gram defoamer Foamex 810 (account for work in-process weight 0.49%) and 0.4 then and restrain thickening material DSX 3200 (account for work in-process weight 0.78%), stir fast, make the film coalescence aid work in-process.
(2) preparation of water-based color stuffing slurry (black)
49.1 gram deionized waters (account for water-based color stuffing slurry weight 48.86%), 28.0 gram dispersion agent DisperBYK 184 (account for water-based color stuffing slurry weight 27.86%), 0.4 gram defoamer BYK 028 (account for water-based color stuffing slurry weight 0.40%) and 23.0 gram carbon blacks (account for water-based color stuffing slurry weight 22.89%) are added in the preparing tank successively, use the pre-dispersed 30min of stirrer; With the pigment miscellany after the above-mentioned pre-dispersed processing, be transferred to basket type sand mill and ground dispersion treatment 4 hours again, prepare aqueous black paste, its solid content is 26.89%, and fineness reaches 5.5H/A.
(3) preparation of low volatility, quick-drying black water toy coating
150.0 gram aqueous polyurethane dispersion Bayer XP 2606 (account for coating gross weight 58.14%), 50.0 gram deionized waters (account for coating gross weight 19.38%) and 0.5 gram defoamer Foamex 810 (account for coating gross weight 0.19%) adding preparing tank is disperseed at a slow speed, add 1.2 gram surface effect control agent BYK 346 (account for coating gross weight 0.47%) again, stir; Portion-wise addition stirs at a slow speed while adding in preparing tank in 15min with 36.4 gram film coalescence aid work in-process (account for coating gross weight 14.11%) again, adds the back that finishes and continues stirring 30min; Successively 18.7 gram water-based color stuffings slurries (black) (account for coating gross weight 7.25%), 0.6 gram rheology anti-settling agent DeuRheo 2810 (account for coating gross weight 0.23%), 0.6 gram mould inhibitor Alex F-253 (account for coating gross weight 0.23%) are added in the preparing tank then, stir; Regulate pH value, viscosity, after the filtration discharging reaches the regulation fineness requirement, obtain final finished.The performance test of coating is as shown in table 1.
Embodiment 4
(1) the half-finished preparation of film coalescence aid
With embodiment 3.
(2) preparation of water-based color stuffing slurry (black)
48.6 gram deionized waters (account for water-based color stuffing slurry weight 46.46%), 32.0 gram dispersion agent DisperBYK 180 (account for water-based color stuffing slurry weight 30.59%), 0.4 gram defoamer BYK 017 (account for water-based color stuffing slurry weight 0.38%) and 23.6 gram carbon blacks (account for water-based color stuffing slurry weight 22.56%) are added in the preparing tank successively, use the pre-dispersed 30min of stirrer; With the pigment miscellany after the above-mentioned pre-dispersed processing, be transferred to the ball mill grinding dispersion treatment 2 hours again, prepare water-based color stuffing slurry (black), its solid content is 27.31%, and fineness reaches 4.5H/A.
(3) preparation of low volatility, quick-drying black water toy coating
150.0 gram aqueous polyurethane dispersion Bayer XP 2606 (account for coating gross weight 58.14%), 50.0 gram deionized waters (account for coating gross weight 19.38%) and 0.5 gram defoamer Foamex 810 (account for coating gross weight 0.19%) adding preparing tank is disperseed at a slow speed, add 1.2 gram surface effect control agent BYK 346 (account for coating gross weight 0.47%) again, stir; Portion-wise addition stirs at a slow speed while adding in preparing tank in 15min with 36.4 gram film coalescence aid work in-process (account for coating gross weight 14.11%) again, adds the back that finishes and continues stirring 30min; Successively 18.7 gram water-based color stuffings slurries (black) (account for coating gross weight 7.25%), 0.6 gram rheology anti-settling agent DeuRheo 2810 (account for coating gross weight 0.23%), 0.6 gram mould inhibitor Alex F-253 (account for coating gross weight 0.23%) are added in the preparing tank then, stir; Regulate pH value, viscosity, after the filtration discharging reaches the regulation fineness requirement, obtain final finished.The performance test of coating is as shown in table 1.
Embodiment 5
(1) the half-finished preparation of film coalescence aid
With 12.6 gram propylene glycol n-butyl ethers (account for work in-process weight 21.57%), 15.8 gram dipropylene glycol monomethyl ether (account for work in-process weight 27.05%), 29.1 gram deionized water (account for work in-process weight 49.83%) and 0.2 restrains emulsifying agent Span60 (account for work in-process weight 0.34%) and is added in the preparing tank, be stirred at a slow speed and be emulsion form, add 0.2 gram defoamer BYK 028 (account for work in-process weight 0.34%) and 0.5 then and restrain thickening material DSX 2000 (account for work in-process weight 0.86%), stir fast, make the film coalescence aid work in-process.
(2) preparation of water-based color stuffing slurry (blueness)
36.2 gram deionized waters (account for water-based color stuffing slurry weight 35.25%), 20.0 gram dispersion agent DisperBYK 160 (account for water-based color stuffing slurry weight 19.47%), 2.5 gram dispersion agent DisperBYK 2100 (account for water-based color stuffing slurry weight 2.43%), 0.4 gram defoamer Foamex 810 (account for water-based color stuffing slurry weight 0.39%) and 43.6 gram phthalocyanine blues (account for water-based color stuffing slurry weight 42.45%) are added in the preparing tank successively, use the pre-dispersed 30min of stirrer; With the pigment miscellany after the above-mentioned pre-dispersed processing, be transferred to horizontal sand mill and ground dispersion treatment 4 hours again, prepare water-based color stuffing slurry (blueness), its solid content is 44.16%, and fineness reaches 6H/A.
(3) preparation of low volatility, quick-drying blue water-based toy coating
165.0 gram water alcohol acid dispersion WorleeSol E440W (account for coating gross weight 69.36%), 45.0 gram deionized waters (account for coating gross weight 18.92%) and 0.6 gram defoamer BYK028 (account for coating gross weight 0.25%) adding preparing tank is disperseed at a slow speed, add 1.2 gram surface effect control agent Surfynol 104 (account for coating gross weight 0.50%) again, stir; Portion-wise addition stirs at a slow speed while adding in preparing tank in 15min with 9.3 gram film coalescence aid work in-process (account for coating gross weight 3.91%) again, adds the back that finishes and continues stirring 30min; Successively 15.6 gram water-based color stuffings slurries (blueness) (account for coating gross weight 6.56%), 0.6 gram rheology anti-settling agent DSX3000 (account for coating gross weight 0.25%), 0.6 gram mould inhibitor Alex F-253 (account for coating gross weight 0.25%) are added in the preparing tank then, stir; Regulate pH value, viscosity, after the filtration discharging reaches the regulation fineness requirement, obtain final finished.The performance test of coating is as shown in table 1.
Embodiment 6
(1) the half-finished preparation of film coalescence aid
With embodiment 5.
(2) preparation of water-based color stuffing slurry (blueness)
With embodiment 5.
(3) preparation of low volatility, quick-drying blue water-based toy coating
165.0 gram water alcohol acid dispersion WorleeSol E150W (account for coating gross weight 69.36%), 45.0 gram deionized waters (account for coating gross weight 18.92%) and 0.7 gram defoamer Foamex 805 (account for coating gross weight 0.29%) adding preparing tank is disperseed at a slow speed, add 1.0 gram surface effect control agent BYK 346 (account for coating gross weight 0.42%) again, stir; Portion-wise addition stirs at a slow speed while adding in preparing tank in 15min with 9.4 gram film coalescence aid work in-process (account for coating gross weight 3.95%) again, adds the back that finishes and continues stirring 30min; Successively 15.6 gram water-based color stuffings slurries (blueness) (account for coating gross weight 6.56%), 0.6 gram rheology anti-settling agent DSX2000 (account for coating gross weight 0.25%), 0.6 gram mould inhibitor Alex F-253 (account for coating gross weight 0.25%) are added in the preparing tank then, stir; Regulate pH value, viscosity, after the filtration discharging reaches the regulation fineness requirement, obtain final finished.The performance test of coating is as shown in table 1.
Table 1: the performance test of coating
Claims (10)
1. a low volatility, quick-drying aqueous toy coating, its weight percent consists of: aqueous polymer dispersion 52～80wt%, film coalescence aid work in-process 1～25wt%, water-based color stuffing slurry 0～30wt%, aqueous promoter 0.1～5wt%, deionized water 1.1～40wt%; Described aqueous promoter is one or more in defoamer, wetting agent, dispersion agent, surface effect control agent, rheology anti-settling agent, thickening material, adhesion promoter, the pH value conditioning agent.
2. low volatility according to claim 1, quick-drying aqueous toy coating is characterized in that: described aqueous polymer dispersion is one or more in aqueous polyacrylamide acid dispersion, aqueous polyurethane dispersion or the water alcohol acid dispersion.
3. low volatility according to claim 2, quick-drying aqueous toy coating is characterized in that: described film coalescence aid work in-process are mixtures of film coalescence aid, emulsifying agent, defoamer, thickening material, deionized water.
4. low volatility according to claim 3, quick-drying aqueous toy coating is characterized in that: described film coalescence aid is one or more in alkoxide, di-esters, glycols, pure ethers, the ether-ether class organic solvent.
5. low volatility according to claim 4, quick-drying aqueous toy coating, it is characterized in that: described water-based color stuffing slurry is that ionized water, wetting agent, dispersion agent, defoamer and water-based color stuffing mix, and it is characterized in that: described water-based color stuffing is that titanium dioxide, lime carbonate, carbon black, silicon-dioxide, talcum powder, transparent ferric oxide are that powder, azo are that powder, phthalocyanine are one or more in powder, aluminium silver powder, copper bronze, the pearly pigment.
6. according to each described low volatility, quick-drying aqueous toy coating among the claim 1-5, it is characterized in that: the second-order transition temperature Tg of described aqueous polymer dispersion is 30～100 ℃, and particle diameter is 0.01～15 micron.
7. low volatility according to claim 6, quick-drying aqueous toy coating is characterized in that: 50～80 ℃ of the preferred glass temperature T g of described aqueous polymer dispersion, particle diameter is 0.05～0.8 micron.
8. method for preparing each described low volatility, quick-drying aqueous toy coating among the claim 1-5, step is:
(1) with after disperseing in aqueous polymer dispersion, deionized water and the part defoamer adding preparing tank, adds wetting agent, dispersion agent and surface effect control agent more successively, and evenly stir;
(2) again the film coalescence aid work in-process are added in the preparing tank, add process need and stir, until mixing;
(3) successively water-based color stuffing slurry, aqueous promoter are added preparing tank then, stir;
(4) regulate pH value, viscosity after, filter final finished.
9. the preparation method of low volatility according to claim 8, quick-drying aqueous toy coating, it is characterized in that: the half-finished preparation process of described film coalescence aid is, film coalescence aid, deionized water and emulsifying agent are put into preparing tank, stir at a slow speed and be emulsion form, add defoamer and thickening material then successively, be stirred into milk sap fast.
10. the preparation method of low volatility according to claim 9, quick-drying aqueous toy coating, it is characterized in that: described water-based color stuffing slurry preparation process is, deionized water, wetting agent, dispersion agent, part defoamer and water-based color stuffing are added in the preparing tank successively, stir fast and do pre-dispersed processing; Again the miscellany after the pre-dispersed processing is transferred to and grinds the dispersion treatment gained in dispersion machine, sand mill, ball mill or the three-roller; The solid content of described water-based color stuffing slurry is 5～80%.
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