CN101857752B - Aqueous exterior wall coating material with high solid content and low viscosity - Google Patents
Aqueous exterior wall coating material with high solid content and low viscosity Download PDFInfo
- Publication number
- CN101857752B CN101857752B CN2010101867078A CN201010186707A CN101857752B CN 101857752 B CN101857752 B CN 101857752B CN 2010101867078 A CN2010101867078 A CN 2010101867078A CN 201010186707 A CN201010186707 A CN 201010186707A CN 101857752 B CN101857752 B CN 101857752B
- Authority
- CN
- China
- Prior art keywords
- solid content
- low viscosity
- coating material
- exterior wall
- high solid
- 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.)
- Active
Links
Images
Abstract
The invention discloses an aqueous exterior wall coating material with high solid content and low viscosity. The coating material with low viscosity and easy construction can be prepared by the following steps of: fully mixing components such as water, a dispersion stabilizer, a filler with high covering power, a wetting agent, titanium white, aqueous styrene-acrylic emulsion with high solid content, elastic acrylic acid emulsion with high solid content, a pH regulator, an antifoaming agent, a thickening agent, a film-forming additive and the like according to a certain process flow; and reasonably matching and combing the filler with high covering power and other components by fully utilizing the high solid content and high stabilizing effect of the aqueous styrene-acrylic emulsion and the high-efficiency film-forming property and weather resistance of the elastic acrylic acid emulsion. The coating material can directly achieve the construction effect during the construction of an exterior wall and can achieve the effect of high covering power without being thinned by adding water.
Description
Technical field
The present invention relates to a kind of coating, relate in particular to a kind of aqueous exterior wall coating material with high solid content and low viscosity that is used for the skin surface.
Background technology
Along with the raising of living standards of the people and the continuous development of society; People are to the selection pay attention to day by day of building decoration property coating; It is good more simply more that execution of coating is required, and for particularly in exterior coating, not only rests in the most basic protection to ground; More require simultaneously execution of coating succinctly convenient, require color to keep the lasting high-decoration requirement that waits simultaneously.
When at present common exterior coating uses as architectural decoration coating material, need add water during its construction and open rarely, and construction period is long, the priming paint of normally constructing one, and the two coat finish of need constructing simultaneously could reach good decorative effect in the decoration of outside wall.
To this, it is relatively low about about 50% that existing market is coated solid content, and viscosity is higher usually; Be about 100KU; The time all need add water in construction and open rare (viscosity is at 65---85KU during the construction that is fit to usually), its thickness of once constructing can not be blocked up, otherwise easy of crack; So in fact, operational procedure is longer, needs to consume more manpower and time.Under the environment that economy increases fast, labor force's cost and time increase bigger, and existing coating needs repeatedly construction, expends man-hour, and its cost but is clearly.This shows that existing coating technology needs further improvement and develops.
Summary of the invention
Problem to be solved by this invention is to provide a kind of aqueous exterior wall coating material with high solid content and low viscosity, to be suitable for the disposable thick roller coating construction that is coated with.
In order to solve the problems of the technologies described above, technical scheme of the present invention is following:
A kind of aqueous exterior wall coating material with high solid content and low viscosity wherein, comprises following component in percentage by weight:
High covering power filler: 15%-25%;
The water-based height contains benzene emulsion: 15%-25% admittedly;
Height contains elastomeric propylene yogurt liquid: 15%-25% admittedly.
Described aqueous exterior wall coating material with high solid content and low viscosity, wherein, said water-based height contains the styrene acrylic polymerized emulsion that benzene emulsion is a micro-emulsion polymerization admittedly, and solid content is 55-58%.
Described aqueous exterior wall coating material with high solid content and low viscosity, wherein, said height contains elastomeric propylene yogurt liquid admittedly and is no soap method elastomeric propylene acid polymerized emulsion, and solid content is 60-63%.
Described aqueous exterior wall coating material with high solid content and low viscosity, wherein, said high covering power filler is kaolin and/or the high screening power of nanometer polymkeric substance.
Described aqueous exterior wall coating material with high solid content and low viscosity wherein, further comprises following component in percentage by weight:
Water: 1%-3%;
Wetting agent: 0.1%-0.3%;
White titanium pigment: 29%-35%;
PH regulator agent: 0.1%-0.3%;
Dispersion stabilizer: 0.5%-1.5%;
Skimmer: 0.5%-1%;
Thickening material: 0.5%-1.5%;
Film coalescence aid: 0.5%-2%.
Described aqueous exterior wall coating material with high solid content and low viscosity, wherein, said thickening material is a PU class thickening material.
Described aqueous exterior wall coating material with high solid content and low viscosity, wherein, said wetting agent is a polyol blends.
Described aqueous exterior wall coating material with high solid content and low viscosity, wherein, said pH regulator agent is an ammoniacal liquor.
Described aqueous exterior wall coating material with high solid content and low viscosity, wherein, said skimmer is silicone based skimmer.
Described aqueous exterior wall coating material with high solid content and low viscosity, wherein, said film coalescence aid is the alkoxide solvent.
The method of manufacture of described aqueous exterior wall coating material with high solid content and low viscosity wherein, may further comprise the steps:
Steps A, the water-based height is contained benzene emulsion, dispersion stabilizer, wetting agent and part skimmer thorough mixing under stirring at low speed admittedly;
Step B, white titanium pigment, high covering power filler are joined in the steps A gained mixture, high speed dispersion is ground, and makes uniform sizing material;
Step C, height is contained elastomeric propylene yogurt liquid and film coalescence aid and residue skimmer admittedly join in the step B gained slurry, middling speed stirs thorough mixing.
The method of manufacture of described aqueous exterior wall coating material with high solid content and low viscosity, wherein, the ratio that adds the weight of skimmer among the weight that adds skimmer in the said steps A and the said step C is 3: 4.
The method of manufacture of described aqueous exterior wall coating material with high solid content and low viscosity, wherein, the mesh-of-grind of slurry described in the said step B≤40 μ m.
Adopt such scheme, aqueous exterior wall coating material with high solid content and low viscosity provided by the invention makes full use of that the height that the water-based benzene emulsion had contains admittedly, high stable effect and elastomeric propylene yogurt liquid film-forming properties and weathering resistance efficiently; Be reasonably combined with other components; The coating LV that makes, be prone to construction, when external wall construction, need not to add water and open rarely, can reach the effect of direct construction; And can obtain very high opacifying power effect, thereby can effectively practice thrift engineering time and construction cost.In addition, this coating is water-based, has good environment protecting.
Description of drawings
Fig. 1 is a process flow sheet of making aqueous exterior wall coating material with high solid content and low viscosity among the present invention.
Embodiment
The invention discloses a kind of aqueous exterior wall coating material with high solid content and low viscosity and method of manufacture thereof, water, high-level efficiency dispersion stabilizer, high covering power filler, wetting agent, Rutile type Titanium Dioxide, water-based height are contained benzene emulsion, height admittedly contain components such as elastomeric propylene yogurt liquid, pH regulator agent, skimmer, thickening material and film coalescence aid admittedly according to certain process flow process thorough mixing.
The present invention makes full use of that the height that the water-based benzene emulsion had contains admittedly, high stable effect and elastomeric propylene yogurt liquid film-forming properties and weathering resistance efficiently; And interpolation high covering power filler; With other components for example Ultra-High Efficiency dispersion agent etc. be reasonably combined, make the easy working coating of LV, when external wall construction, can reach the effect of direct construction; Need not to add water opens rare; Can obtain very high opacifying power effect, and once construction the thickness and the opacifying power of common outer wall paint secondary construction can be reached, thereby engineering time and construction cost can be effectively practiced thrift.
A kind of aqueous exterior wall coating material with high solid content and low viscosity mainly comprises following composition according to the weight percent said composition:
Water: 1%-3%;
Nanometer high covering power filler: 15%-25%;
Wetting agent: 0.1%-0.3%;
White titanium pigment: 29%-35%;
The water-based height contains benzene emulsion (admittedly containing 55-58%): 15%-25% admittedly;
Height contains elastomeric propylene yogurt liquid (admittedly containing 60-63%): 15%-25% admittedly;
PH regulator agent: 0.1%-0.3%;
Dispersion stabilizer: 0.5%-1.5%
Described aqueous exterior wall coating material with high solid content and low viscosity, wherein, said water is deionized water; Said high covering power filler is kaolin and the high screening power of nanometer polymkeric substance; Said wetting agent is polyol blends such as X-405, and said white titanium pigment is a Rutile type Titanium Dioxide, and said water-based height contains styrene acrylic polymerized emulsion such as the AP-5036 that benzene emulsion is a micro-emulsion polymerization admittedly; Said height contains elastomeric propylene yogurt liquid admittedly and is no soap method elastomeric propylene acid polymerized emulsion such as RM2848; Said pH regulator agent is an ammoniacal liquor, and said dispersion stabilizer is the Ultra-High Efficiency dispersion agent, like H-100.
Described aqueous exterior wall coating material with high solid content and low viscosity wherein, also comprises according to the weight percent above-mentioned compsn:
Skimmer: 0.5%-1%;
Thickening material: 0.5%-1.5%;
Film coalescence aid: 0.5%-2%.
Described aqueous exterior wall coating material with high solid content and low viscosity, wherein, said skimmer is silicone based skimmer, such as skimmers such as BYK-022, SN-399; Said thickening material is 0.5-1.0% (weight ratio) PU class thickening material, such as the PUR-40 thickening material; Said film coalescence aid is the alkoxide solvent, such as alcohol ester-12, TEXANOL equal solvent.
A kind of method of making said aqueous exterior wall coating material with high solid content and low viscosity, it mainly may further comprise the steps:
A, the wetting agent of the dispersion stabilizer of 18% benzene emulsion, 0.5%-1.5%, 0.1%-0.3% is mixed and the stirring at low speed thorough mixing with the skimmer that accounts for 3/7 0.5%-1% according to part by weight;
B, according to part by weight the white titanium pigment of 29%-35%, the high covering power filler of 15%-25% are joined in the steps A gained mixture, high speed dispersion is ground, and makes uniform sizing material, and fineness is less than 40 microns;
C, the skimmer that the height of 15%-25% is contained the film coalescence aid of elastomeric propylene yogurt liquid, 0.5%-2% admittedly and account for 4/7 0.5%-1% according to part by weight join in the step B gained slurry, and middling speed stirs thorough mixing.
D, in step C gained slurry, add 0.1%-0.3% ammoniacal liquor and 0.5%-1.5%PU class thickening material according to part by weight, and the stirring at low speed thorough mixing;
E, in step D, add deionized water 1.5% according to weight ratio, stirring at low speed is even, and mixture is carried out filtration treatment, and the packing of weighing.
Described method of manufacture, the ratio that adds the weight of skimmer among the weight that adds skimmer in the wherein said steps A and the said step C is 3: 4; The said thickening material that adds among the said step D is a PU class thickening material.
Described method of manufacture, wherein, the mesh-of-grind of slurry among the said step B≤40 μ m.
Described method of manufacture, wherein, the stirring at low speed time span is 5 minutes to 10 minutes in the said steps A; Said step C middling speed churning time length is 10 minutes to 20 minutes.
And can be with the mixture agitation and filtration of step e gained, weigh after, be sealed in the packing material of certain specification.
More than each step all carry out at normal temperatures and pressures.And the stirring at low speed that in above-mentioned technological process, occurs is meant that the rotating speed of agitating vane is between 500 rev/mins-800 rev/mins; High-speed stirring is meant the rotating speed of agitating vane between 1000 rev/mins-1500 rev/mins, and the rotating speed that the middling speed stirring is meant agitating vane is between 800 rev/mins-1000 rev/mins.
Certainly high covering power filler, wetting agent, pH regulator agent, dispersion stabilizer, skimmer, thickening material and film coalescence aid kind are a lot of in the prior art; The present invention is for guaranteeing the high-performance of aqueous exterior wall coating material with high solid content and low viscosity; Material has widely been carried out the selectivity combination, only described preferred version at this.
Below in conjunction with accompanying drawing, further explain is done in preferred embodiment of the present invention.
A kind of aqueous exterior wall coating material with high solid content and low viscosity provided by the invention and method of manufacture thereof; Each component is carried out scientific and reasonable combination, and according to technical process production as shown in Figure 1, method is simple; Improved the opacifying power and the workability of coating, reduced its construction cost and save time.
Embodiment 1:
This kind aqueous exterior wall coating material with high solid content and low viscosity, it mainly comprises according to weight percent: deionized water: 2%, thickening material PUR40:0.3%, ammoniacal liquor: 0.2%, the water-based height contains benzene emulsion admittedly: dispersion agent 15%: 1.5%, the water-based height contains elastomeric propylene yogurt liquid admittedly: wetting agent 25%: the high screening power of kaolin and nanometer polymkeric substance 0.5%: Rutile type Titanium Dioxide 19%: skimmer 35%: 0.7% and film coalescence aid: 0.8%.Skimmer described in the above-mentioned compsn is the SN-399 skimmer, and said film coalescence aid is the TEXANOL solvent.
Above-mentioned compsn is made according to technical process as shown in Figure 1, mainly may further comprise the steps:
Step a: the part by weight according to above-mentioned compsn takes by weighing raw material, adds height successively and contains benzene emulsion 15% admittedly, dispersion agent 1.5%, wetting agent 0.5% and skimmer 0.3%, 5～10 minutes abundant mixings of stirring at low speed;
Step b: the part by weight according to above-mentioned compsn adds Rutile type Titanium Dioxide 35%, kaolin and the high screening power of nanometer polymkeric substance 19% and carries out the high speed dispersion grinding in step a gained mixture, process the uniform sizing material of mesh-of-grind smaller or equal to 40 μ m;
Step c: under the middling speed agitation condition, in step b gained uniform sizing material, add the water-based height according to the part by weight of above-mentioned compsn and contain elasticity acrylic acid emulsion 25%, skimmer 0.4% and film coalescence aid 0.8% admittedly, and stir;
Steps d: under the stirring at low speed condition, in step c gained slurry, add ammoniacal liquor 0.2% and PU class thickening material 0.4% and to its stirring at low speed 10 minutes according to the part by weight of above-mentioned compsn;
Step e: the part by weight according to above-mentioned compsn is added deionized water 2% in steps d, and stirring at low speed 10 minutes is carried out filtration treatment to mixture, and the packing of weighing.
The coating property index is more as shown in table 1 below in water-based high solid content and low viscosity coating that employing the present invention produces and the prior art.
Table 1
| Common exterior coating | Water-based high solid content and low viscosity coating | |
| Solid content | 53％ | 76.5％ |
| Viscosity (KU/25 degree) | 99 | 80 |
| Once construct build behind the thickness | 30 microns, paint film is blocked up more easy to crack | 55 microns |
| Opacifying power during construction (100 microns) | 65％ | 98.2％ |
| QUV (600 hours) | Paint film do not ftracture no foaming variable color less than 1 efflorescence less than 1 | Paint film do not ftracture no foaming variable color less than 1 efflorescence less than 1 |
| Cycle paint film engineering time | 24 hours | 12 hours |
Embodiment 2
Embodiment 2 is that with embodiment 1 difference the part by weight of each component changes to some extent; This kind aqueous exterior wall coating material with high solid content and low viscosity, it mainly comprises according to weight percent: deionized water: 2.0%, thickening material PUR40:0.3%, ammoniacal liquor: 0.2%, the water-based height contains benzene emulsion admittedly: dispersion agent 25%: 1.5%, the water-based height contains elastomeric propylene yogurt liquid admittedly: wetting agent 16%: the high screening power of kaolin and nanometer polymkeric substance 0.5%: Rutile type Titanium Dioxide 24%: skimmer 29%: 0.7% and film coalescence aid: 0.8%.Skimmer described in the above-mentioned compsn is the SN-399 skimmer, and said film coalescence aid is the TEXANOL solvent
Above-mentioned compsn is prepared according to technical process as shown in Figure 1, and it mainly may further comprise the steps:
Step f: the part by weight according to above-mentioned compsn takes by weighing raw material, adds water-based benzene emulsion 25% successively, dispersion agent 1.5%, wetting agent 0.5% and skimmer 0.3%, and 5～10 minutes abundant mixings of stirring at low speed:
Step g: the part by weight according to above-mentioned compsn adds Rutile type Titanium Dioxide 29%, kaolin and the high screening power of nanometer polymkeric substance in step f gained mixture: 24%; And carry out high speed dispersion and grind, process the uniform sizing material of mesh-of-grind smaller or equal to 40 μ m;
Step h: under the middling speed agitation condition, in step g gained uniform sizing material, add aqueous elastic ACRYLIC EMULSION 16%, skimmer 0.4% and film coalescence aid 0.8% according to the part by weight of above-mentioned compsn, and stir;
Step I: under the stirring at low speed condition, in step h gained slurry, add ammoniacal liquor 0.2% and PU class thickening material 0.3% according to the part by weight of above-mentioned compsn, and to its stirring at low speed (500 rev/mins of rotating speeds) 10 minutes;
Step j: the part by weight according to above-mentioned compsn is added deionized water 2% in step I, and stirring at low speed 10 minutes is carried out filtration treatment to mixture, and the packing of weighing.Stirring at low speed in above-mentioned technological process is meant that the rotating speed of agitating vane is between 500 rev/mins-800 rev/mins; High-speed stirring is meant the rotating speed of agitating vane between 1000 rev/mins-1500 rev/mins, and the rotating speed that the middling speed stirring is meant agitating vane is between 800 rev/mins-1000 rev/mins.
Common exterior coating performance index is more as shown in table 2 below in aqueous exterior wall coating material with high solid content and low viscosity that employing the present invention produces and the prior art.
Table 2
| Common exterior coating | Water-based high solid content and low viscosity coating | |
| Solid content | 53％ | 77.5％ |
| Viscosity (KU/25 degree) | 99 | 80 |
| Once construct build after 120 microns | 30 microns, paint film is more easy to crack | 55.6 micron |
| Opacifying power during construction (100 microns) | 65％ | 98.3％ |
| QUV (600 hours) | Paint film do not ftracture no foaming variable color less than 1 efflorescence less than 1 | Paint film do not ftracture no foaming variable color less than 1 efflorescence less than 1 |
| Cycle paint film engineering time | 24 hours | 12 hours |
Embodiment 3
Embodiment 3 is that with embodiment 1, embodiment 2 differences the part by weight of each component changes to some extent; This kind aqueous exterior wall coating material with high solid content and low viscosity, it mainly comprises according to weight percent: deionized water: 2.0%, thickening material PUR40:0.3%, ammoniacal liquor: 0.2%, the water-based height contains benzene emulsion admittedly: dispersion agent 20%: 1.5%, the water-based height contains elastomeric propylene yogurt liquid admittedly: wetting agent 21%: the high screening power of kaolin and nanometer polymkeric substance 0.5%: Rutile type Titanium Dioxide 21%: skimmer 32%: 0.7% and film coalescence aid: 0.8%.Skimmer described in the above-mentioned compsn is the SN-399 skimmer, and said film coalescence aid is the TEXANOL solvent
Above-mentioned compsn is prepared according to technical process as shown in Figure 1, and it mainly may further comprise the steps:
Step k: the part by weight according to above-mentioned compsn takes by weighing raw material, adds benzene emulsion 20% successively, dispersion agent 1.5%, wetting agent 0.5% and skimmer 0.3%, and 5～10 minutes abundant mixings of stirring at low speed:
Step 1: the part by weight according to above-mentioned compsn adds Rutile type Titanium Dioxide 32%, kaolin and the high screening power of nanometer polymkeric substance in step k gained mixture: 21%; And carry out high speed dispersion and grind, process the uniform sizing material of mesh-of-grind smaller or equal to 40 μ m;
Step m: under the middling speed agitation condition, in step 1 gained uniform sizing material, add aqueous elastic ACRYLIC EMULSION 21%, skimmer 0.4% and film coalescence aid 0.8% according to the part by weight of above-mentioned compsn, and stir;
Step n: under the stirring at low speed condition, in step m gained slurry, add ammoniacal liquor 0.2% and PU class thickening material 0.4% according to the part by weight of above-mentioned compsn, and to its stirring at low speed 10 minutes;
Step o: the part by weight according to above-mentioned compsn is added deionized water 2% in step n, stirring at low speed 10 minutes is carried out filtration treatment to mixture, and the packing of weighing.Stirring at low speed in above-mentioned technological process is meant that the rotating speed of agitating vane is between 500 rev/mins-800 rev/mins; High-speed stirring is meant the rotating speed of agitating vane between 1000 rev/mins-1500 rev/mins, and the rotating speed that the middling speed stirring is meant agitating vane is between 800 rev/mins-1000 rev/mins.
Common exterior coating performance index is more as shown in table 3 below in aqueous exterior wall coating material with high solid content and low viscosity that employing the present invention produces and the prior art.
Table 3
| Common exterior coating | Water-based high solid content and low viscosity coating | |
| Solid content | 53％ | 77.2％ |
| Viscosity (KU/25 degree) | 99 | 82 |
| Once construct build behind 120 microns of the thickness | 30 microns, paint film is more easy to crack | 55.2 micron |
| Opacifying power during construction (100 microns) | 65％ | 98.5％ |
| QUV (600 hours) | Paint film do not ftracture no foaming variable color less than 1 efflorescence less than 1 | Paint film do not ftracture no foaming variable color less than 1 efflorescence less than 1 |
| Cycle paint film engineering time | 24 hours | 12 hours |
Embodiment 4
Embodiment 4 is that with embodiment 1, embodiment 2, embodiment 3 differences the part by weight of each component changes to some extent; This kind aqueous exterior wall coating material with high solid content and low viscosity, it mainly comprises according to weight percent: deionized water: 3.0%, thickening material PUR40:0.3%, ammoniacal liquor: 0.2%, the water-based height contains benzene emulsion admittedly: dispersion agent 20%: 1.5%, the water-based height contains elastomeric propylene yogurt liquid admittedly: wetting agent 23%: the high screening power of kaolin and nanometer polymkeric substance 0.5%: Rutile type Titanium Dioxide 15%: skimmer 35%: 0.7% and film coalescence aid: 0.8%.Skimmer described in the above-mentioned compsn is the SN-399 skimmer, and said film coalescence aid is the TEXANOL solvent
Above-mentioned compsn is prepared according to technical process as shown in Figure 1, and it mainly may further comprise the steps:
Step k: the part by weight according to above-mentioned compsn takes by weighing raw material, adds benzene emulsion 20% successively, dispersion agent 1.5%, wetting agent 0.5% and skimmer 0.3%, and 5～10 minutes abundant mixings of stirring at low speed:
Step 1: the part by weight according to above-mentioned compsn adds Rutile type Titanium Dioxide 35%, kaolin and the high screening power of nanometer polymkeric substance in step k gained mixture: 15%; And carry out high speed dispersion and grind, process the uniform sizing material of mesh-of-grind smaller or equal to 40 μ m;
Step m: under the middling speed agitation condition, in step 1 gained uniform sizing material, add aqueous elastic ACRYLIC EMULSION 23%, skimmer 0.4% and film coalescence aid 0.8% according to the part by weight of above-mentioned compsn, and stir;
Step n: under the stirring at low speed condition, in step m gained slurry, add ammoniacal liquor 0.2% and PU class thickening material 0.4% according to the part by weight of above-mentioned compsn, and to its stirring at low speed 10 minutes;
Step o: the part by weight according to above-mentioned compsn is added deionized water 3% in step n, stirring at low speed 10 minutes is carried out filtration treatment to mixture, and the packing of weighing.Stirring at low speed in above-mentioned technological process is meant that the rotating speed of agitating vane is between 500 rev/mins-800 rev/mins; High-speed stirring is meant the rotating speed of agitating vane between 1000 rev/mins-1500 rev/mins, and the rotating speed that the middling speed stirring is meant agitating vane is between 800 rev/mins-1000 rev/mins.
Common exterior coating performance index is more as shown in table 4 below in aqueous exterior wall coating material with high solid content and low viscosity that employing the present invention produces and the prior art.
Table 4
| Common exterior coating | Water-based high solid content and low viscosity coating | |
| Solid content | 53％ | 77.3％ |
| Viscosity (KU/25 degree) | 99 | 79 |
| Once construct build behind 120 microns of the thickness | 30 microns, paint film is more easy to crack | 55.4 micron |
| Opacifying power during construction (100 microns) | 65％ | 98.6％ |
| QUV (600 hours) | Paint film do not ftracture no foaming variable color less than 1 efflorescence less than 1 | Paint film do not ftracture no foaming variable color less than 1 efflorescence less than 1 |
| Cycle paint film engineering time | 24 hours | 12 hours |
Embodiment 5
Embodiment 5 is that with the foregoing description difference the part by weight of each component changes to some extent; This kind aqueous exterior wall coating material with high solid content and low viscosity, it mainly comprises according to weight percent: deionized water: 2.0%, thickening material PUR40:0.3%, ammoniacal liquor: 0.2%, the water-based height contains benzene emulsion admittedly: dispersion agent 21%: 1.5%, the water-based height contains elastomeric propylene yogurt liquid admittedly: wetting agent 18%: the high screening power of kaolin and nanometer polymkeric substance 0.5%: Rutile type Titanium Dioxide 25%: skimmer 30%: 0.7% and film coalescence aid: 0.8%.Skimmer described in the above-mentioned compsn is the SN-399 skimmer, and said film coalescence aid is the TEXANOL solvent
Above-mentioned compsn is prepared according to technical process as shown in Figure 1, and it mainly may further comprise the steps:
Step k: the part by weight according to above-mentioned compsn takes by weighing raw material, adds benzene emulsion 21% successively, dispersion agent 1.5%, wetting agent 0.5% and skimmer 0.3%, and 5～10 minutes abundant mixings of stirring at low speed:
Step 1: the part by weight according to above-mentioned compsn adds Rutile type Titanium Dioxide 30%, kaolin and the high screening power of nanometer polymkeric substance in step k gained mixture: 25%; And carry out high speed dispersion and grind, process the uniform sizing material of mesh-of-grind smaller or equal to 40 μ m;
Step m: under the middling speed agitation condition, in step 1 gained uniform sizing material, add aqueous elastic ACRYLIC EMULSION 18%, skimmer 0.4% and film coalescence aid 0.8% according to the part by weight of above-mentioned compsn, and stir;
Step n: under the stirring at low speed condition, in step m gained slurry, add ammoniacal liquor 0.2% and PU class thickening material 0.4% according to the part by weight of above-mentioned compsn, and to its stirring at low speed 10 minutes;
Step o: the part by weight according to above-mentioned compsn is added deionized water 2% in step n, stirring at low speed 10 minutes is carried out filtration treatment to mixture, and the packing of weighing.Stirring at low speed in above-mentioned technological process is meant that the rotating speed of agitating vane is between 500 rev/mins-800 rev/mins; High-speed stirring is meant the rotating speed of agitating vane between 1000 rev/mins-1500 rev/mins, and the rotating speed that the middling speed stirring is meant agitating vane is between 800 rev/mins-1000 rev/mins.
Common exterior coating performance index is more as shown in table 5 below in aqueous exterior wall coating material with high solid content and low viscosity that employing the present invention produces and the prior art.
Table 5
| Common exterior coating | Water-based high solid content and low viscosity coating | |
| Solid content | 53％ | 77.1％ |
| Viscosity (KU/25 degree) | 99 | 82 |
| Once construct build behind 120 microns of the thickness | 30 microns, paint film is more easy to crack | 55.9 micron |
| Opacifying power during construction (100 microns) | 65％ | 98.5％ |
| QUV (600 hours) | Paint film do not ftracture no foaming variable color less than 1 efflorescence less than 1 | Paint film do not ftracture no foaming variable color less than 1 efflorescence less than 1 |
| Cycle paint film engineering time | 24 hours | 12 hours |
As be shown in the examples; Aqueous exterior wall coating material with high solid content and low viscosity disclosed by the invention; Water, dispersion stabilizer, high covering power filler, wetting agent, white titanium pigment, water-based height are contained benzene emulsion, height admittedly contain components such as elastomeric propylene yogurt liquid, pH regulator agent, skimmer, thickening material and film coalescence aid admittedly according to certain process flow process thorough mixing; Make LV, high solids content and easy working coating, its build of once constructing is big and can reach gratifying covering effect.When practical application, need not to add water open rare, can be directly at external wall construction, and once construction can reach thickness and the opacifying power that common outer wall paint secondary is constructed, thus can effectively practice thrift engineering time and construction cost.
Should be understood that, concerning those of ordinary skills, can improve or conversion, and all these improve and conversion all should belong to protection scope of the present invention according to above-mentioned explanation.
Claims (7)
1. an aqueous exterior wall coating material with high solid content and low viscosity is characterized in that, comprises following component in percentage by weight:
High covering power filler: 15%-25%;
The water-based height contains benzene emulsion: 15%-25% admittedly;
Height contains elastomeric propylene yogurt liquid: 15%-25% admittedly;
Water: 1%-3%;
Wetting agent: 0.1%-0.3%;
White titanium pigment: 29%-35%;
PH regulator agent: 0.1%-0.3%;
Dispersion stabilizer: 0.5%-1.5%;
Skimmer: 0.5%-1%;
Thickening material: 0.5%-1.5%;
Film coalescence aid: 0.5%-2%;
Said water-based height contains the styrene acrylic polymerized emulsion that benzene emulsion is a micro-emulsion polymerization admittedly, and solid content is 55-58%;
Said height contains elastomeric propylene yogurt liquid admittedly and is no soap method elastomeric propylene acid polymerized emulsion, and solid content is 60-63%.
2. aqueous exterior wall coating material with high solid content and low viscosity according to claim 1 is characterized in that, said high covering power filler is kaolin and/or the high screening power of nanometer polymkeric substance.
3. aqueous exterior wall coating material with high solid content and low viscosity according to claim 1 is characterized in that, said thickening material is a PU class thickening material.
4. aqueous exterior wall coating material with high solid content and low viscosity according to claim 1 is characterized in that, said wetting agent is a polyol blends.
5. aqueous exterior wall coating material with high solid content and low viscosity according to claim 1 is characterized in that, said pH regulator agent is an ammoniacal liquor.
6. aqueous exterior wall coating material with high solid content and low viscosity according to claim 1 is characterized in that, said skimmer is silicone based skimmer.
7. aqueous exterior wall coating material with high solid content and low viscosity according to claim 1 is characterized in that, said film coalescence aid is the alkoxide solvent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101867078A CN101857752B (en) | 2010-05-28 | 2010-05-28 | Aqueous exterior wall coating material with high solid content and low viscosity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101867078A CN101857752B (en) | 2010-05-28 | 2010-05-28 | Aqueous exterior wall coating material with high solid content and low viscosity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101857752A CN101857752A (en) | 2010-10-13 |
| CN101857752B true CN101857752B (en) | 2012-11-28 |
Family
ID=42943925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101867078A Active CN101857752B (en) | 2010-05-28 | 2010-05-28 | Aqueous exterior wall coating material with high solid content and low viscosity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101857752B (en) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103351675B (en) * | 2013-06-20 | 2015-12-23 | 滁州麦斯特新型建材有限公司 | A kind of washability exterior coating and preparation method thereof |
| CN103351680B (en) * | 2013-06-20 | 2016-05-04 | 滁州麦斯特新型建材有限公司 | A kind of nano multifunctional outer wall coating and preparation method thereof |
| CN103351674B (en) * | 2013-06-20 | 2016-05-04 | 滁州麦斯特新型建材有限公司 | A kind of resistance to continuation Exposure to Sunlight exterior coating and preparation method thereof |
| CN103351673A (en) * | 2013-06-20 | 2013-10-16 | 滁州麦斯特新型建材有限公司 | Antifouling scale-inhibiting anti-aging exterior wall coating and preparation method thereof |
| CN103468112A (en) * | 2013-08-16 | 2013-12-25 | 安徽快来防水防腐有限公司 | Reflective thermal insulation type waterproof coating |
| CN103468114A (en) * | 2013-08-16 | 2013-12-25 | 安徽快来防水防腐有限公司 | Colored one-component polyurethane waterproof coating |
| CN103468116A (en) * | 2013-08-16 | 2013-12-25 | 安徽快来防水防腐有限公司 | Waterproof coating allowing surface to be smooth and have no bubbles |
| CN103468117A (en) * | 2013-08-16 | 2013-12-25 | 安徽快来防水防腐有限公司 | Elastic and bactericidal waterproof coating |
| CN103468111A (en) * | 2013-08-16 | 2013-12-25 | 安徽快来防水防腐有限公司 | Waterproof coating for roofing project |
| CN103980776A (en) * | 2013-08-18 | 2014-08-13 | 全椒县泰峰新材料销售有限公司 | Scrubbing-resistant exterior coating |
| CN103980778A (en) * | 2013-08-18 | 2014-08-13 | 全椒县泰峰新材料销售有限公司 | High solid content exterior wall coating |
| CN103484022A (en) * | 2013-08-19 | 2014-01-01 | 南通市通州区俊朗建筑工程有限公司 | Exterior wall coating |
| CN103756548B (en) * | 2013-12-12 | 2016-08-24 | 澳达树熊涂料(惠州)有限公司 | A kind of aqueous high-solid-content paint and preparation method thereof |
| CN104277618A (en) * | 2014-09-04 | 2015-01-14 | 青阳县双龙涂料有限责任公司 | High-solid-content low-viscosity paint |
| CN104974579A (en) * | 2015-08-03 | 2015-10-14 | 苏州舒而适纺织新材料科技有限公司 | Acrylate multicolor paint |
| CN105482595A (en) * | 2016-01-05 | 2016-04-13 | 桐城市慧琦工贸有限公司 | Environment-friendly exterior wall latex coating and preparing method thereof |
| CN109535345B (en) * | 2016-11-07 | 2020-11-17 | 苏州大学 | Method for preparing polymer based on semi-continuous feeding method |
| CN106947329A (en) * | 2017-02-27 | 2017-07-14 | 广州梵竹水性涂料有限公司 | A kind of large arch dam inorganic compounding exterior coating and preparation method thereof |
| CN109054520A (en) * | 2018-06-06 | 2018-12-21 | 广州集泰化工股份有限公司 | A kind of production technology of water paint |
| CN113492445B (en) * | 2021-06-25 | 2022-05-17 | 广州市盈尔安防火材料有限公司 | Weather-proof and corrosion-proof solid wood composite plywood and preparation process thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101200611A (en) * | 2007-11-30 | 2008-06-18 | 江南大学 | Insulation paint having both radiation heat insulation and obstructing type heat insulation and method for making same |
-
2010
- 2010-05-28 CN CN2010101867078A patent/CN101857752B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101200611A (en) * | 2007-11-30 | 2008-06-18 | 江南大学 | Insulation paint having both radiation heat insulation and obstructing type heat insulation and method for making same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101857752A (en) | 2010-10-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101857752B (en) | Aqueous exterior wall coating material with high solid content and low viscosity | |
| CN102433052B (en) | Aqueous polyurethane modified silicon-acrylate multifunctional waterproof heat-insulation elastic paint and preparation method thereof | |
| CN101812260B (en) | Multifunctional water-based white primer and preparation method thereof | |
| CN101481584B (en) | Dry powder latex paint for inner wall and preparation thereof | |
| CN101942234B (en) | Environment friendly dry powder emulsion paint and preparation method thereof | |
| CN103254752A (en) | Waterborne polyurethane weather-proof elastic waterproof paint | |
| CN107057533A (en) | A kind of aqueous one-component paint for priming paint and top lacquer and preparation method thereof | |
| CN105542644A (en) | Nanometer silica-modified aqueous polyurethane waterproof paint and preparation method thereof | |
| CN103013258A (en) | Uvioresistant super-self-cleaning granite building coating and preparation method thereof | |
| CN106675355B (en) | A kind of water alcohol acid coating and preparation method thereof | |
| CN103409023A (en) | Aqueous high weather-proof matt exterior wall emulsion paint and preparation method thereof | |
| CN102134434A (en) | High-performance water-based white sealing primer | |
| CN107641413A (en) | A kind of water-based plastic paint for nylon PA glass modified plastics and preparation method thereof | |
| CN101845254B (en) | Elastic aqueous fluorocarbon paint for external walls | |
| CN110669422A (en) | Double-component exterior wall coating and preparation method thereof | |
| CN106867406A (en) | The preparation method of the new environment-friendly type coating based on nano material | |
| CN113881302B (en) | Water-based 5G granite imitation coating and preparation method thereof | |
| CN101709189A (en) | High-weatherability anti-staining elastic fluorocarbon galling paint and manufacturing method thereof | |
| CN109181478A (en) | A kind of aqueous fluorescent epoxide terrace paint and preparation method thereof | |
| CN106221391A (en) | A kind of anti-settling type based white primer and preparation method thereof | |
| CN105238164A (en) | Economical dilution-free inner wall primer and preparing method thereof | |
| CN111808493A (en) | Weather-resistant waterproof elastic napping paint and preparation method thereof | |
| CN102850861A (en) | Brick paint and preparation method thereof | |
| CN106916493A (en) | A kind of nano-TiO2/ Nano-meter SiO_22Compound modified acrylic water paint and preparation method thereof | |
| CN110028905A (en) | A kind of parian paint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |