CN107955425A - Building coating and preparation method thereof and construction method - Google Patents
Building coating and preparation method thereof and construction method Download PDFInfo
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- CN107955425A CN107955425A CN201711265325.2A CN201711265325A CN107955425A CN 107955425 A CN107955425 A CN 107955425A CN 201711265325 A CN201711265325 A CN 201711265325A CN 107955425 A CN107955425 A CN 107955425A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
- C09D1/06—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances cement
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special additives
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/34—Filling pastes
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- Life Sciences & Earth Sciences (AREA)
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- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Architecture (AREA)
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Abstract
The present invention provides building coating and preparation method thereof and construction method, is related to technical field of coatings.The building coating is mainly obtained using raw materials such as compound oyster shell whiting, white cement, coarse whiting, talcum powder, hollow glass microbead, titanium dioxide, VAE rubber powders, hydroxypropyl methyl cellulose and water, pass through the coordinated effect between each raw material and the restriction to each component dosage, so that the building coating has excellent heat-insulating property, anti-pollution characteristic, compression strength and covering power, and waterproof it is resistance to it is mould, be not easy peeling cracking, the levelling effect of putty is not only acted as, metope, ceiling comprehensive performance are also improved, putty, emulsion paint can be replaced to use；Present invention also offers the preparation method of building coating, by using specific processing step so that there is good compatibility, more, using effect is good for the building coating stability being prepared between each raw material；It is easily operated meanwhile the preparation method technique is simple, can industrialized production.
Description
Technical field
The present invention relates to technical field of coatings, in particular to building coating and preparation method thereof and construction method.
Background technology
Base treatment before metope or ceiling construction generally comprises putty batch and scrapes and two steps of emulsion paint brushing.Before
Person be in order to metope, ceiling it is levelling, the latter is to be decorated or performance boost etc..
Powder of lacquer putty for use on is a kind of ornament materials of smooth surface of wall and building inner top surface ceiling, is with inorganic coagulation material
For base-material, it is equipped with binding material and other auxiliary agent retrofits forms, be essential a kind of product before coating application, spread
In on priming paint or directly apply impose on object, to remove the defects of being uneven on coated article surface.As people are to household
Finishing requirements further improve, and the development of putty also tends to middle and high end, not only require good water proofing property, resist and open
Fragility, with the more preferable compatibility of finish coat etc., safe and environment-friendly etc. requirements at the higher level are proposed to its.
GENERAL TYPE putty is commonly called as common putty, 821 putty etc., and such putty currently on the market substantially uses carboxymethyl
Sodium cellulosate (CMC), pre-gelatinized starch, add the building dress that a kind of valency that the raw material such as chalk powder, dicalcium powder produce is low, matter is secondary
Material is repaiied, because its cementing material used has degradable property in itself, the easy dusting of coating, meets water and go mouldy and degrade quickly, hold
Easily cause coating dusting, cracking, hollowing, come off.Easily produce construction and decoration quality problems and dispute.Especially southern gas
Wait, rainwater is more, contains large quantity of moisture in air, wall.When weather moistens, the moisture in air can be permeated into wall,
Cause the dusting of putty top layer；The moisture being stored in wall when dry can be permeated into air again causes putty inner layer powder
Change, the amylan for being dissolved in water is all lost in through the constantly infiltration into putty of moisture after a while, metope at this moment, smallpox
There is dry linting, comes off, is mouldy in plate.
And the putty product of water-resistant type standard often construct and polish it is harder.Because water proof putty is more solid, product glue
Property it is big, stirring and while batch scraping, are more difficult than non-water proof putty.The intensity of water proof putty is also higher than non-water proof putty, during polishing
Can be relatively elaborate.Meanwhile there is alkalescence before wall does not parch on product.Water proof putty can utilize grey calcium, and (main component has CaO, raw stone
Ash) a series of complex reaction of meeting water and carbon dioxide makes the intensity of itself improve, there can be certain alkaline hydrogen among these
Calcium oxide, and this alkalescence will generally continue 5-7 talent and can disappear.If this alkalescence control is bad, constructor can be made to have
Calcination must be felt, while be also possible to make the mill base of surface layer emulsion paint to decompose, and cause irregular colour.
Emulsion paint is a kind of macromolecule organic, its application on metope, ceiling is applied primarily as incrustation
Material, can be decorated and be covered to the smallpox plate top surface there are aberration, concurrent produced film, have certain crack resistance and flexible
Property.But it is used for the emulsion paint of metope, ceiling now there are many problems, such as poor thermal insulation property, anti-pollution characteristic and bond strong
Low, chance easy to crack, mouldy, dusting of water etc. is spent, while its performance is single, covering power is general, it is impossible to which reaching the high-quality of people needs
Ask.And metope or ceiling construction pretreatment procedure are complicated.
In view of this, it is special to propose the present invention to solve above-mentioned technical problem.
The content of the invention
First purpose of the present invention is to provide a kind of building coating, mainly using compound oyster shell whiting, white cement, again
The raw materials such as calcium, talcum powder, hollow glass microbead, titanium dioxide, VAE rubber powders, hydroxypropyl methyl cellulose and water obtain, and pass through each original
Between material coordinated effect and the restriction to each component dosage so that the building coating have excellent heat-insulating property,
Anti-pollution characteristic, compression strength and covering power, and waterproof it is resistance to it is mould, be not easy peeling cracking, not only acted as the levelling effect of putty, also
Metope, ceiling comprehensive performance are improved, putty, emulsion paint can be replaced to use.
Second object of the present invention is to provide a kind of preparation method of building coating, and the preparation method is using specific
Processing step so that there is good compatibility between each raw material, the building coating stability being prepared more, using effect
It is good；It is easily operated meanwhile the preparation method technique is simple, can industrialized production.
Third object of the present invention is to provide a kind of construction method of building coating, to improve existing metope or smallpox
The technical problem of plate construction pretreatment procedure complexity.
In order to realize the above-mentioned purpose of the present invention, spy uses following technical scheme：
The present invention provides a kind of building coating, and the building coating is mainly prepared from the following raw materials in parts by weight：It is compound
20-40 parts of oyster shell whiting, 10-30 parts of white cement, 5-20 parts of coarse whiting, 10-15 parts of talcum powder, 10-20 parts of hollow glass microbead, titanium white
100-150 parts of 5-10 parts of powder, 5-10 parts of VAE rubber powders, 0.3-0.8 parts of hydroxypropyl methyl cellulose and water.
Further, the building coating is mainly made of following raw material：Compound oyster shell whiting 20-30 parts, white cement 20-30
Part, 10-15 parts of coarse whiting, 10-15 parts of talcum powder, 15-20 parts of hollow glass microbead, 8-10 parts of titanium dioxide, 8-10 parts of VAE rubber powders,
0.5-0.8 parts of hydroxypropyl methyl cellulose and water 110-130.
Further, the compound oyster shell whiting includes grey calcium, non-calcined shell powder and calcined shell powder；
Wherein, the weight ratio of grey calcium, non-calcined shell powder and calcined shell powder is (1-5):(1-10):(5-38).
Further, after the compound oyster shell whiting is by the way that grey calcium, non-calcined shell powder and calcined shell powder are mixed, warp
5-15min is stirred under the rotating speed of 1000~3000r/min to obtain.
Further, the raw material of the building coating further includes sepiolite, and the parts by weight of the sepiolite are 1-5 parts.
Present invention also offers a kind of preparation method of building coating, include the following steps：
(a) by compound oyster shell whiting, white cement, coarse whiting, talcum powder and the hollow glass microbead of formula ratio, after being stirred,
It is dry, obtain component A mixture；
(b) hydroxypropyl methyl cellulose of formula ratio, titanium dioxide and VAE rubber powders are added in component A mixture and mixed
Stirring, obtains B component mixture；
(c) sepiolite of B component mixture, optional formula ratio is added in the water of formula ratio, stirred evenly, obtained
Building coating.
Further, in step (a), mixing speed 1000-3000r/min, mixing time 10-15min；
Preferably, in step (a), drying temperature is 50-80 DEG C, drying time 1-2h.
Further, in step (b), mixing speed 1000-3000r/min, mixing time 5-10min；
Preferably, in step (c), mixing speed 100-350r/min, mixing time 15-20min.
Present invention also offers a kind of preparation method of building coating, comprise the following steps：
(a) it is by compound oyster shell whiting, white cement, coarse whiting, talcum powder and the hollow glass microbead of formula ratio, low whipping speed
After 1000-3000r/min stirrings 10-15min, in 50-80 DEG C of dry 1-2h, component A mixture is obtained；
(b) hydroxypropyl methyl cellulose of formula ratio, titanium dioxide and VAE rubber powders are added in component A mixture and mixed,
It is to stir 5-10min under 1000-3000r/min in mixing speed, obtains B component mixture；
(c) sepiolite of B component mixture, optional formula ratio is added in the water of formula ratio, low whipping speed is
After stirring 15-20min is uniform under 100-350r/min, building coating is obtained.
Present invention also offers a kind of construction method of building coating, by above-mentioned building coating directly in metope or smallpox
Roller coating on plate, construct one time or multipass, makes metope or smallpox plate flatness reach necessary requirement, aeration-drying.
Compared with prior art, the invention has the advantages that：
(1) the present invention provides a kind of building coating, mainly using compound oyster shell whiting, white cement, coarse whiting, talcum powder, in
The raw materials such as empty glass microballoon, titanium dioxide, VAE rubber powders, hydroxypropyl methyl cellulose and water obtain, and pass through the collaboration between each raw material
Mating reaction and the restriction to each component dosage so that the building coating has excellent heat-insulating property, anti-pollution characteristic, resistance to compression
Intensity and covering power, and waterproof it is resistance to it is mould, be not easy peeling cracking, not only acted as the levelling effect of putty, also improved metope, day
Card comprehensive performance, can replace putty, emulsion paint to use.
(2) the present invention provides a kind of building coating, raw material is mainly inorganic mineral material used by the building coating,
Cost is low, and tasteless when preparing, constructing, and VOC free, no free formaldehyde, natural environmental-protective is easy for construction, and compare emulsion paint
Execution conditions have good improvement.
(3) the present invention provides the preparation method of building coating, the preparation method to use specific processing step so that each
There is good compatibility, more, using effect is good for the building coating stability being prepared between raw material；Meanwhile the preparation
Method technique is simple, easily operated, can industrialized production.
(4) only need to be by building coating directly in metope the present invention provides the construction method of building coating, the construction method
Or roller coating on ceiling, construct one time or multipass, make metope or smallpox plate flatness reach necessary requirement, such a construction
Method enormously simplify the treatment process before metope or ceiling construction, easy for construction.
Embodiment
Embodiment of the present invention is described in detail below in conjunction with embodiment, but those skilled in the art will
Understand, the following example is merely to illustrate the present invention, and is not construed as limiting the scope of the invention.It is not specified in embodiment specific
Condition person, the condition suggested according to normal condition or manufacturer carry out.Reagents or instruments used without specified manufacturer, is
The conventional products that can be obtained by commercially available purchase.
According to an aspect of the invention, there is provided a kind of building coating, is mainly prepared from the following raw materials in parts by weight：
Compound oyster shell whiting 20-40 parts, 10-30 parts of white cement, 5-20 parts of coarse whiting, 10-15 parts of talcum powder, 10-20 parts of hollow glass microbead,
100-150 parts of 5-10 parts of titanium dioxide, 5-10 parts of VAE rubber powders, 0.3-0.8 parts of hydroxypropyl methyl cellulose and water.
The present invention provides a kind of building coating, mainly using compound oyster shell whiting, white cement, coarse whiting, talcum powder, hollow glass
The raw materials such as glass microballon, titanium dioxide, VAE rubber powders, hydroxypropyl methyl cellulose and water obtain, and pass through the coordinated between each raw material
Effect and the restriction to each component dosage so that the building coating has excellent heat-insulating property, permeability resistance, anti-pressure ability
And covering power, and waterproof it is resistance to it is mould, be not easy peeling cracking, not only acted as the levelling effect of putty, also improved metope, ceiling
Comprehensive performance, can replace putty, emulsion paint to use.
Specifically, oyster shell whiting is oyster shell whiting pulverized powder, by its unique absorption, deposition, painting is added to
In material, the harmful components such as formaldehyde in air, VOC can be adsorbed, play the role of purifying air.Simultaneously because the chemistry of shell
Property is stablized, and can be present in light environment and seawater immersion environment for a long time, surface will not be destroyed and go mouldy.
And in the present invention, compound oyster shell whiting is added in coating, not only with above-mentioned effect, it is good also to assign coating
Thermal and insulating performance and compression strength.
The compound typical but non-limiting parts by weight of oyster shell whiting for 20 parts, 21 parts, 22 parts, 23 parts, 24 parts, 25 parts, 26
Part, 27 parts, 28 parts, 29 parts, 30 parts, 31 parts, 32 parts, 33 parts, 34 parts, 35 parts, 36 parts, 37 parts, 38 parts, 39 parts or 40 parts.
Compound oyster shell whiting role is related to its specific component composition.In a kind of preferred embodiment of the present invention
In, compound oyster shell whiting includes grey calcium, non-calcined shell powder and calcined shell powder.In non-calcined shell powder calcium carbonate as mainly into
Point, the thermal conductivity of calcium carbonate is 0.05w/ (mK), has good thermal and insulating performance, while is added in coating,
Coating can be made uniform, fine and smooth.The main component of calcined shell powder is calcium oxide, as the filler of coating, can improve coating
Resistance to soiling.In addition, calcined shell powder and grey calcium uptake Carbon Dioxide in Air generation air-setting chemistry are anti-after wall drying on coating
Calcium carbonate hard top layer should be generated, improves water resistance and compression strength of coating etc..
By controlling grey calcium, non-calcined shell powder and the weight ratio of calcined shell powder so that compound oyster shell whiting is in some sides
The performance in face is more prominent.Such as when controlling non-calcined shell powder to occupy constant weight proportioning in compound oyster shell whiting, can be with
So that coating has good thermal and insulating performance and compression strength, also with performances such as certain waterproof, resistants.
Preferably, the weight ratio of grey calcium, non-calcined shell powder and calcined shell powder is (1-5):(1-10):(5-38).
Grey calcium, non-calcined shell powder and the typical but non-limiting weight ratio of calcined shell powder are 1:2:5、1:2:10、
1:2:15、1:2:20、1:2:25、1:2:30、1:2:38、3:2:5、3:3:20、2:3:30、4:3:5、4:3:10、4:3:15、4:
3:25、4:3:35、5:4:5、5:4:15、5:4:35、2:10:5、3:10:15、3:10:20、3:10:30 or 4:8:27.
In the preferred embodiment of the present invention, compound oyster shell whiting is by by grey calcium, non-calcined shell powder and forging
5-15min is stirred after burning oyster shell whiting mixing, under the rotating speed through 1000~3000r/min to obtain.
Typical but non-limiting rotating speed is 1000r/min, 1200r/min, 1500r/min, 1800r/min, 2000r/
Min, 2200r/min, 2500r/min, 2800r/min or 3000r/min.
Typical but non-limiting mixing time for 5min, 6min, 7min, 8min, 9min, 10min, 11min, 12min,
13min, 14min or 15min.
White cement, is the abbreviation of white portland cement.Typical but non-limiting parts by weight for 10 parts, 11 parts, 12
Part, 13 parts, 14 parts, 15 parts, 16 parts, 17 parts, 18 parts, 19 parts, 20 parts, 21 parts, 22 parts, 23 parts, 24 parts, 25 parts, 26 parts, 27
Part, 28 parts, 29 parts or 30 parts.
White cement is the white cement of the trade mark 325,425,525 and 625, is preferably the white cement that the trade mark is 525.
Coarse whiting, also known as powdered whiting, are to be ground to form by natural carbonate mineral such as calcite, marble, lime stone,
It is common powdery inorganic filler, has that chemical purity is high, inertia is big, be not easy to chemically react, heat endurance is good, nontoxic, scattered
The advantages that property is good.Add it in building coating and used as filler, its microcosmic particle has flat structure, can improve coating
Durability, flatness and water proofing property etc., while cost can also be reduced.
The typical but non-limiting parts by weight of coarse whiting for 5 parts, 6 parts, 7 parts, 8 parts, 9 parts, 10 parts, 11 parts, 12 parts, 13
Part, 14 parts, 15 parts, 16 parts, 17 parts, 18 parts, 19 parts or 20 parts.
Talcum powder, can improve the workability of building coating.
The typical but non-limiting parts by weight of talcum powder are 10 parts, 11 parts, 12 parts, 13 parts, 14 parts or 15 parts.
Hollow glass microbead thermal conductivity factor is low, has good heat-insulating property.Hollow glass microbead is preferably in high-performance
Empty glass microballoon.
The typical but non-limiting parts by weight of hollow glass microbead for 10 parts, 11 parts, 12 parts, 13 parts, 14 parts, 15 parts,
16 parts, 17 parts, 18 parts, 19 parts or 20 parts.
Titanium dioxide, its main component are titanium dioxide (TiO2) Chinese white.In common Chinese white, titanium dioxide
The relative density of titanium is minimum, and the Chinese white of equal quality, the largest surface area of titanium dioxide, pigment volume concentration highest, makes this painting
Material has preferable covering power, and whiteness is high.
The typical but non-limiting parts by weight of titanium dioxide are 5 parts, 6 parts, 7 parts, 8 parts, 9 parts or 10 parts.
Titanium dioxide purchased in market can obtain being prepared.Preferably, titanium dioxide using following preparation methods prepare and
Into：With chlorination high titanium slag or synthetic rutile or natural rutile etc. and chlorine reaction generation titanium tetrachloride, through rectification and purification,
Then gaseous oxidation is carried out again；After quickly cooling, required titanium dioxide is obtained by gas solid separation.
Preferably, titanium dioxide is rutile type titanium white, and, mainly due to excellent resistance to chalking, weatherability, its is right for this
Infrared light and visible ray have stronger refraction to be, refraction index 2.8, have stronger covering power.
VAE (Vinyl acetate ethylene, vinyl acetate-ethylene copolymerization emulsions) rubber powders are improved as adhesive
The caking property of coating, prevents metope, the phenomenon of ceiling powder of detached.And VAE rubber powders are solid state powder, there is stirring to hold
Easily, the advantages that easy for construction.
The typical but non-limiting parts by weight of VAE rubber powders are 5 parts, 6 parts, 7 parts, 8 parts, 9 parts or 10 parts.
Hydroxypropyl methyl cellulose (Hydroxypropyl methylcellulose, HPMC), it is main to play thickening, water conservation
With the effect for improving application property.
The typical but non-limiting parts by weight of hydroxypropyl methyl cellulose for 0.4 part, 0.5 part, 0.6 part, 0.7 part, 0.8
Part or 0.9 part.
The present invention is water paint, safety and environmental protection.Wherein, the typical but non-limiting parts by weight of water for 100 parts, 105
Part, 110 parts, 115 parts, 120 parts, 125 parts, 130 parts, 135 parts, 140 parts, 145 parts or 150 parts.
The building coating with the addition of above-mentioned a variety of inorganic mineral particles, its fineness and specific surface area are minimum, have excellent
Permeability resistance and anti-pressure ability, contrast common coating, its anti-permeability performance is good.Simultaneously as raw material is mainly inorganic ore deposit
Thing material, cost is low, and tasteless when preparing, constructing, and VOC free, no free formaldehyde, natural environmental-protective is easy for construction, compares
The execution conditions of emulsion paint have good improvement.
" mainly by ... be made " of the present invention, it is intended that it can also include other components in addition to the component, than
Such as say defoamer, levelling agent, dispersant, these other components assign the building coating different characteristics.In addition,
" mainly by ... be made " of the present invention, may be replaced by enclosed " for " or " by ... form ".
In the preferred embodiment of the present invention, the building coating is mainly made of following raw material：Compound shell
20-30 parts of powder, 20-30 parts of white cement, 10-15 parts of coarse whiting, 10-15 parts of talcum powder, 15-20 parts of hollow glass microbead, titanium dioxide
8-10 parts, 8-10 parts of VAE rubber powders, 110-130 parts of 0.5-0.8 parts of hydroxypropyl methyl cellulose and water.
Pass through and the further of each raw material and raw material proportioning relation limited so that the comprehensive performance of building coating obtain into
One step is lifted.
In the preferred embodiment of the present invention, the raw material of building coating further includes sepiolite, and sepiolite is a kind of
The clay mineral of magnesium silicate containing Shuifu County of layer chain structure, has high adsorptivity, dispersiveness, heat insulation property and thermostabilization
Property etc..Sepiolite is added in the building coating of the present invention, due to the special structure of sepiolite, make its absorption and hydration capability very
By force, its powder will not expand in water, but easily scattered, one it is agitated can be dispersed, improve the application property of coating.And anticipate
Outer discovery, sepiolite can produce synergistic function with compound oyster shell whiting, hollow glass microbead, for the guarantor of building coating
Warm heat-proof quality is obviously promoted effect.
Specifically, the parts by weight of sepiolite be 1-5 part, typical but non-limiting parts by weight be 1 part, 1.5 parts, 2
Part, 2.5 parts, 3 parts, 3.5 parts, 4 parts, 4.5 parts or 5 parts.
Present invention also offers a kind of preparation method of building coating, include the following steps：
(a) by compound oyster shell whiting, white cement, coarse whiting, talcum powder and the hollow glass microbead of formula ratio, after being stirred,
It is dry, obtain component A mixture；
(b) hydroxypropyl methyl cellulose of formula ratio, titanium dioxide and VAE rubber powders are added in component A mixture and mixed
Stirring, obtains B component mixture；
(c) sepiolite of B component mixture, optional formula ratio is added in the water of formula ratio, stirred evenly, obtained
Building coating.
The present invention provides the preparation method of building coating, which uses specific processing step so that each original
There is good compatibility, more, using effect is good for the building coating stability being prepared between material；The preparation method technique
Simply, it is easily operated, can industrialized production.
In the preferred embodiment of the present invention, in step (a), mixing speed 1000-3000r/min, preferably
For 1200-2800r/min, more preferably 2500r/min.Typical but non-limiting mixing speed for 1000r/min,
1200r/min、1400r/min、1500r/min、1600r/min、1800r/min、1900r/min、2000r/min、2100r/
Min, 2200r/min, 2400r/min, 2500r/min, 2600r/min, 2800r/min, 2900r/min or 3000r/min.
Mixing time is 10-15min, is preferably 12-15min, more preferably 15min.
Typical but non-limiting mixing time is 10min, 11min, 12min, 13min, 14min or 15min.
Preferably, in step (a), drying temperature is 50-80 DEG C, drying time 1-2h.
Typical but non-limiting drying temperature is 50 DEG C, 55 DEG C, 60 DEG C, 65 DEG C, 70 DEG C, 75 DEG C or 80 DEG C.
Typical but non-limiting drying time is 1h, 1.5h or 2h, is preferably 1.5h.
In the preferred embodiment of the present invention, in step (b), mixing speed 1000-3000r/min, preferably
For 1200-2800r/min, more preferably 1500r/min.Typical but non-limiting mixing speed for 1000r/min,
1200r/min、1400r/min、1500r/min、1600r/min、1800r/min、1900r/min、2000r/min、2100r/
Min, 2200r/min, 2400r/min, 2500r/min, 2600r/min, 2800r/min, 2900r/min or 3000r/min.
Mixing time is 5-10min, is preferably 6-10min, more preferably 10min.It is typical but non-limiting to stir
It is 5min, 6min, 7min, 8min, 9min or 10min to mix the time.
In the preferred embodiment of the present invention, in step (c), mixing speed 100-350r/min, is preferably
120-300r/min, more preferably 150r/min.Typical but non-limiting mixing speed is 100r/min, 120r/
min、140r/min、150r/min、160r/min、180r/min、200r/min、220r/min、240r/min、250r/min、
260r/min, 280r/min, 300r/min, 320r/min, 340r/min or 350r/min.
Mixing time is 15-20min, is preferably 16-20min, more preferably 20min.It is typical but non-limiting
Mixing time is 15min, 16min, 17min, 18min, 19min or 20min.
In the preferred embodiment of the present invention, the preparation method of the building coating, specifically includes following steps：
(a) it is by compound oyster shell whiting, white cement, coarse whiting, talcum powder and the hollow glass microbead of formula ratio, low whipping speed
After 1000-3000r/min stirrings 10-15min, in 50-80 DEG C of dry 1-2h, component A mixture is obtained；
(b) hydroxypropyl methyl cellulose of formula ratio, titanium dioxide and VAE rubber powders are added in component A mixture and mixed,
It is to stir 5-10min under 1000-3000r/min in mixing speed, obtains B component mixture；
(c) sepiolite of B component mixture, optional formula ratio is added in the water of formula ratio, low whipping speed is
After stirring 15-20min is uniform under 100-350r/min, building coating is obtained.
The preparation method passes through the restriction to special process parameter so that has good compatibility between each raw material, makes
More, using effect is more preferable for standby obtained building coating stability.
Present invention also offers a kind of construction method of building coating, by above-mentioned building coating directly in metope or smallpox
Brushed on plate, construct one time or multipass, make metope or smallpox plate flatness reach necessary requirement, aeration-drying.It is such a
Construction method enormously simplify the treatment process before metope or ceiling construction, easy for construction.
With reference to specific embodiment and comparative example, the invention will be further described.
Embodiment 1
A kind of building coating, is mainly prepared from the following raw materials in parts by weight：Compound 20 parts of oyster shell whiting, 20 parts of white cement,
10 parts of coarse whiting, 15 parts of talcum powder, 15 parts of hollow glass microbead, 10 parts of titanium dioxide, 10 parts of VAE rubber powders, hydroxypropyl methyl cellulose
0.5 part and 120 parts of water.
Wherein, compound oyster shell whiting is the mixture of grey calcium, non-calcined shell powder and calcined shell powder, and grey calcium, do not calcine shellfish
Weight ratio between shell powder and calcined shell powder is 2:3:15；The trade mark of white cement is 525, and titanium dioxide is rutile titanium dioxide
Powder.
The preparation method of the present embodiment building coating, includes the following steps：
(a) it is by the compound oyster shell whiting of formula ratio, white cement, coarse whiting, talcum powder and hollow glass microbead low whipping speed
After 2800r/min stirrings 15min, the mixture after stirring is placed in 70 DEG C of drying 1.5h, obtains component A mixture；
(b) hydroxypropyl methyl cellulose of formula ratio, titanium dioxide and VAE rubber powders are added in component A mixture and mixed,
It is to stir 8min under 1800r/min in mixing speed, obtains B component mixture；
(c) sepiolite of B component mixture, optional formula ratio is added in the water of formula ratio, in mixing speed
After stirring 20min under 150r/min, building coating is obtained.
The present embodiment can be used for building metope or ceiling of the inner top surface without decoration construction.
Embodiment 2
The building coating of the present embodiment, is that 5 parts of sepiolite is added with the basis of the raw material of 1 building coating of embodiment,
Remaining raw materials and consumption is same as Example 1.
The preparation method of the present embodiment building coating, application scenario are same as Example 1.
Embodiment 3
A kind of building coating, is mainly prepared from the following raw materials in parts by weight：Compound 25 parts of oyster shell whiting, 15 parts of white cement,
10 parts of coarse whiting, 10 parts of talcum powder, 20 parts of hollow glass microbead, 10 parts of titanium dioxide, 10 parts of VAE rubber powders, hydroxypropyl methyl cellulose
0.5 part and 120 parts of water.
Wherein, compound oyster shell whiting is the mixture of grey calcium, non-calcined shell powder and calcined shell powder, and grey calcium, do not calcine shellfish
Weight ratio between shell powder and calcined shell powder is 2:3:25；The trade mark of white cement is 525, and titanium dioxide is rutile titanium dioxide
Powder.
The preparation method of the present embodiment building coating, includes the following steps：
(a) it is by the compound oyster shell whiting of formula ratio, white cement, coarse whiting, talcum powder and hollow glass microbead low whipping speed
After 1800r/min stirrings 10min, the mixture after stirring is placed in 60 DEG C of drying 2h, obtains component A mixture；
(b) hydroxypropyl methyl cellulose of formula ratio, titanium dioxide and VAE rubber powders are added in component A mixture and mixed,
It is to stir 6min under 2500r/min in mixing speed, obtains B component mixture；
(c) sepiolite of B component mixture, optional formula ratio is added in the water of formula ratio, in mixing speed
After stirring 16min under 250r/min, building coating is obtained.
The present embodiment can be used for building metope or ceiling of the inner top surface without decoration construction.
Embodiment 4
A kind of building coating, is mainly prepared from the following raw materials in parts by weight：Compound 28 parts of oyster shell whiting, 15 parts of white cement,
7 parts of coarse whiting, 10 parts of talcum powder, 20 parts of hollow glass microbead, 10 parts of titanium dioxide, 10 parts of VAE rubber powders, hydroxypropyl methyl cellulose
0.5 part and 120 parts of water.
Wherein, compound oyster shell whiting is the mixture of grey calcium, non-calcined shell powder and calcined shell powder, and grey calcium, do not calcine shellfish
Weight ratio between shell powder and calcined shell powder is 2:3:20；The trade mark of white cement is 525, and titanium dioxide is rutile titanium dioxide
Powder.
The preparation method of the present embodiment building coating, includes the following steps：
(a) it is by the compound oyster shell whiting of formula ratio, white cement, coarse whiting, talcum powder and hollow glass microbead low whipping speed
After 2500r/min stirrings 15min, the mixture after stirring is placed in 75 DEG C of drying 1.5h, obtains component A mixture；
(b) hydroxypropyl methyl cellulose of formula ratio, titanium dioxide and VAE rubber powders are added in component A mixture and mixed,
It is to stir 8min under 2000r/min in mixing speed, obtains B component mixture；
(c) sepiolite of B component mixture, optional formula ratio is added in the water of formula ratio, in mixing speed
After stirring 18min under 200r/min, building coating is obtained.
The present embodiment can be used for building metope or ceiling of the inner top surface without decoration construction.
Embodiment 5
The building coating of the present embodiment, is that 1 part of sepiolite is added with the basis of 4 building coating raw material of embodiment, its
Remaining raw materials and consumption is same as Example 4.
The preparation method of the present embodiment building coating, application scenario are same as Example 4.
Embodiment 6
The building coating of the present embodiment, is that 5 parts of sepiolite is added with the basis of 4 building coating raw material of embodiment, its
Remaining raw materials and consumption is same as Example 4.
The preparation method of the present embodiment building coating, application scenario are same as Example 4.
Embodiment 7
The building coating of the present embodiment, is that 0.5 part of sepiolite is added with the basis of 4 building coating raw material of embodiment,
Remaining raw materials and consumption is same as Example 4.
The preparation method of the present embodiment building coating, application scenario are same as Example 4.
Embodiment 8
The building coating of the present embodiment, except grey calcium, non-calcined shell powder and calcined shell powder in the compound oyster shell whiting of raw material
Between weight ratio be 2:10:Outside 8, remaining raw materials and consumption is same as Example 4.
The preparation method of the present embodiment building coating, application scenario are same as Example 4.
Embodiment 9
The building coating of the present embodiment, except the parts by weight of the compound oyster shell whiting of raw material is 35 especially, remaining raw material and use
Measure same as Example 4.
The preparation method of the present embodiment building coating, application scenario are same as Example 4.
Embodiment 10
A kind of building coating, is mainly prepared from the following raw materials in parts by weight：Compound 30 parts of oyster shell whiting, 30 parts of white cement,
5 parts of coarse whiting, 11 parts of talcum powder, 10 parts of hollow glass microbead, 6 parts of titanium dioxide, 6 parts of VAE rubber powders, hydroxypropyl methyl cellulose 0.3
Part, 110 parts of 2 parts of sepiolite and water.
Wherein, compound oyster shell whiting is the mixture of grey calcium, non-calcined shell powder and calcined shell powder, and grey calcium, do not calcine shellfish
Weight ratio between shell powder and calcined shell powder is 1:2:1；The trade mark of white cement is 425, and titanium dioxide is rutile type titanium white.
The preparation method of the present embodiment building coating, includes the following steps：
(a) it is by compound oyster shell whiting, white cement, coarse whiting, talcum powder and the hollow glass microbead of formula ratio, low whipping speed
After 1000r/min stirrings 14min, in 80 DEG C of dry 2h, component A mixture is obtained；
(b) hydroxypropyl methyl cellulose of formula ratio, titanium dioxide and VAE rubber powders are added in component A mixture and mixed,
It is to stir 10min under 1000r/min in mixing speed, obtains B component mixture；
(c) sepiolite of B component mixture, optional formula ratio is added in the water of formula ratio, low whipping speed is
After stirring 19min is uniform under 100r/min, building coating is obtained.
The present embodiment can be used for building metope or ceiling of the inner top surface without decoration construction.
Embodiment 11
A kind of building coating, is mainly prepared from the following raw materials in parts by weight：Compound 35 parts of oyster shell whiting, 24 parts of white cement,
6 parts of coarse whiting, 12 parts of talcum powder, 12 parts of hollow glass microbead, 5 parts of titanium dioxide, 6 parts of VAE rubber powders, hydroxypropyl methyl cellulose 0.8
Part, 130 parts of 3 parts of sepiolite and water.
Wherein, compound oyster shell whiting is the mixture of grey calcium, non-calcined shell powder and calcined shell powder, and grey calcium, do not calcine shellfish
Weight ratio between shell powder and calcined shell powder is 1:2:2；The trade mark of white cement is 325, and titanium dioxide is rutile type titanium white.
The preparation method and application occasion of the building coating of the present embodiment is same as Example 9.
Embodiment 12
A kind of building coating, is mainly prepared from the following raw materials in parts by weight：Compound 40 parts of oyster shell whiting, 10 parts of white cement,
20 parts of coarse whiting, 10 parts of talcum powder, 10 parts of hollow glass microbead, 5 parts of titanium dioxide, 5 parts of VAE rubber powders, hydroxypropyl methyl cellulose 0.4
150 parts of part and water.
Wherein, compound oyster shell whiting is the mixture of grey calcium, non-calcined shell powder and calcined shell powder, and grey calcium, do not calcine shellfish
Weight ratio between shell powder and calcined shell powder is 3:10:7；The trade mark of white cement is 525, and titanium dioxide is rutile titanium dioxide
Powder.
The preparation method of the present embodiment building coating, includes the following steps：
(a) it is by compound oyster shell whiting, white cement, coarse whiting, talcum powder and the hollow glass microbead of formula ratio, low whipping speed
After 3000r/min stirrings 11min, in 50 DEG C of dry 2h, component A mixture is obtained；
(b) hydroxypropyl methyl cellulose of formula ratio, titanium dioxide and VAE rubber powders are added in component A mixture and mixed,
It is to stir 5min under 3000r/min in mixing speed, obtains B component mixture；
(c) sepiolite of B component mixture, optional formula ratio is added in the water of formula ratio, low whipping speed is
After stirring 15min is uniform under 350r/min, building coating is obtained.
The present embodiment can be used for building metope or ceiling of the inner top surface without decoration construction.
Embodiment 13
The raw material and parts by weight of the building coating of the present embodiment, application scenario are same as Example 3.
The preparation method of the building coating of the present embodiment, in addition to the drying temperature in step (a) is 0.5h, remaining and reality
It is identical to apply example 3.
Embodiment 14
The raw material and parts by weight of the building coating of the present embodiment, application scenario are same as Example 3.
The preparation method of the building coating of the present embodiment, in addition to the mixing speed in step (b) is 800r/min, remaining
It is same as Example 3.
Embodiment 15
The raw material and parts by weight of the building coating of the present embodiment, application scenario are same as Example 3.
The preparation method of the building coating of the present embodiment, in addition to the mixing speed in step (c) is 80r/min, remaining
It is same as Example 3.
Comparative example 1
Building coating in this comparative example, in addition to being not added with compound oyster shell whiting in the feed, remaining and 1 phase of embodiment
Together.
The preparation method and application occasion of this comparative example building coating, specifically refers to embodiment 1.
Comparative example 2
Building coating in this comparative example, in addition to being not added with hollow glass microbead in the feed, remaining and 1 phase of embodiment
Together.
The preparation method and application occasion of this comparative example building coating, specifically refers to embodiment 1.
Comparative example 3
Building coating in this comparative example, in addition to being not added with hollow glass microbead, compound oyster shell whiting in the feed, remaining
It is same as Example 2.
The preparation method and application occasion of this comparative example building coating, specifically refers to embodiment 2.
Comparative example 4
Building coating in this comparative example, except the compound oyster shell whiting in embodiment 3 is replaced with calcined shell powder, remaining
It is same as Example 3.
The preparation method of this comparative example building coating, specific steps refer to embodiment 3.
Comparative example 5
The raw material and parts by weight of the building coating of the present embodiment, application scenario are same as Example 3.
The preparation method of the building coating of the present embodiment, comprises the following steps：
By compound oyster shell whiting, white cement, coarse whiting, talcum powder, hollow glass microbead, the hydroxypropyl methyl fiber of formula ratio
The sepiolite of element, titanium dioxide and optional formula ratio is added in the water of formula ratio, and low whipping speed is to be stirred under 100r/min
After 19min is uniform, building coating is obtained.
It should be noted that the compound oyster shell whiting in embodiment 1-15 and comparative example 1-5 be by by grey calcium, do not calcine shellfish
After shell powder and the mixing of calcined shell powder, 10min is stirred under the rotating speed through 2000r/min and is obtained.
The construction method of the building coating provided in embodiment 1-15 and comparative example 1-5 is specially：Building coating is direct
The roller coating on metope or ceiling, construct one time or multipass, make metope or smallpox plate flatness reach necessary requirement, ventilation is dry
It is dry.
Experimental example 1
The basic performance of embodiment 1-15 and comparative example 1-5 are detected, specific measurement result such as Tables 1 and 2
It is shown.
Wherein, resistance to soiling testing procedure is as follows：By carbon black ink drop on the coating surface, 48h is stored at room temperature, then uses cotton
Ball wipes, and investigates the resistance to soiling of coating.Coating stain resistance is divided into 5 grades, 0 represents no effect, and 1 representative has certain effect,
But still there is sharp trace after alcohol wipe；2 represent alcohol wipe after have shallower trace；3, which represent clear water flushing, very shallow trace, wine
Without trace after essence wiping；4 represent after clear water rinses without trace.
Wherein, to drying time when measured, single track construction thickness be less than 2mm.
1 each embodiment of table and comparative example basic performance testing result
2 each embodiment of table and comparative example performance test results
As can be seen from Table 1 and Table 2, building coating overall performance provided in an embodiment of the present invention is superior to comparative example and carries
The building coating of confession.
Specifically, embodiment 2 is the control experiment of embodiment 1, embodiment 2 is on the raw material basis of 1 building coating of embodiment
On with the addition of sepiolite.The addition of sepiolite is conducive to carrying for building coating thermal and insulating performance it can be seen from data in table 2
Rise.
Embodiment 5-7 is the control experiment of embodiment 4, and embodiment 5-7 with the addition of different weight on the basis of embodiment 4
The sepiolite of number.It can be seen from data in table 2 in certain amount ranges, the dosage of sepiolite is more, is more conducive to build
Build the reduction of coating heat transfer coefficient.When the dosage of sepiolite is less than the amount ranges that the present invention limits, it is for building coating
The influence unobvious of thermal conductivity factor.Embodiment 8 is also the check experiment of embodiment 4, both differences are compound oyster shell whiting
Weight proportion between middle ash calcium, non-calcined shell powder and calcined shell powder is different.Main component in non-calcined shell powder is
Calcium carbonate, the main component in calcined shell powder are calcium oxide, main component it is different so as to causing compound oyster shell whiting for building
The influence for building coating property is different.
Embodiment 13-15 is the control experiment of embodiment 3, and four differences are mainly to be the difference of preparation method.
Mixing speed, mixing time or drying temperature have a certain impact for building coating it can be seen from Tables 1 and 2.
Comparative example 1 and comparative example 2 are the contrast experiment of embodiment 1.Compared with Example 1, in the raw material of comparative example 1 not
Compound oyster shell whiting is added, hollow glass microbead is not added with the raw material of comparative example 2.The compound shell it can be seen from data in table 2
Powder and hollow glass microbead for lifting the thermal and insulating performance of building coating, strengthen the compressive property of building coating have it is certain
Facilitation.Comparative example 1, comparative example 2 and the contrast of embodiment 1 are understood, by the compound (implementation of compound oyster shell whiting and hollow glass microbead
Example 1) after be added in building coating, the thermal conductivity factor of building coating can be significantly reduced, increase the compression strength of building coating.
This illustrates there is coordinated effect between compound oyster shell whiting and hollow glass microbead.
Comparative example 3 is the contrast experiment of embodiment 2, compared with Example 2, compound shellfish is not added with the raw material of comparative example 3
Shell powder and hollow glass microbead, and comparative example 3 still shows certain thermal and insulating performance, this is mainly due to sepiolite
There is castering action in the presence of the heat-insulating property for building coating.
Comparative example 4 is the contrast experiment of embodiment 3, and raw material is compound oyster shell whiting used by the building coating of embodiment 3,
And in comparative example 4 it is calcined shell powder.Since the main component in calcined shell powder is calcium oxide, it is carried for heat-insulating property
Effect unobvious are risen, this is consistent with the result that the thermal conductivity factor of comparative example 4 in table 2 is higher.
Comparative example 5 is the contrast experiment of embodiment 3, both differences are the difference of preparation method.Comparative example 5 passes through
Each raw material is directly mixed and is obtained.Due between each raw material of building coating there are the problems such as compatibility or stability,
Directly it is mixed and is unfavorable for being uniformly mixed between raw material, and then influence the appearance and workability of building coating, even
Influence the performance of compression strength and heat-insulating property.As it can be seen that using the preparation method of particular step to the comprehensive of building coating
Can also have a significant impact.
Moreover, from Table 2, it can be seen that building coating VOC free provided by the invention, no free formaldehyde, and benzene, first
Benzene, ethylbenzene, dimethylbenzene summation are environmentally protective also below setting, and cost is low, have compared to traditional emulsion paint greatly excellent
Gesture.
In conclusion building coating provided by the invention not only acts as the levelling effect of putty, metope, smallpox are also improved
Plate comprehensive performance, can replace putty, emulsion paint to use.It is easy for construction meanwhile building coating cost of the invention is low, it is significantly simple
The treatment process before metope or ceiling construction is changed.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that：Its according to
Can so modify to the technical solution described in foregoing embodiments, either to which part or all technical characteristic into
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of building coating, it is characterised in that the building coating is mainly prepared from the following raw materials in parts by weight：Compound shellfish
20-40 parts of shell powder, 10-30 parts of white cement, 5-20 parts of coarse whiting, 10-15 parts of talcum powder, 10-20 parts of hollow glass microbead, titanium dioxide
5-10 parts, 5-10 parts of VAE rubber powders, 100-150 parts of 0.3-0.8 parts of hydroxypropyl methyl cellulose and water.
2. building coating according to claim 1, it is characterised in that the building coating is mainly made of following raw material：
Compound oyster shell whiting 20-30 parts, 20-30 parts of white cement, 10-15 parts of coarse whiting, 10-15 parts of talcum powder, hollow glass microbead 15-20
110-130 parts of part, 8-10 parts of titanium dioxide, 8-10 parts of VAE rubber powders, 0.5-0.8 parts of hydroxypropyl methyl cellulose and water.
3. building coating according to claim 1 or 2, it is characterised in that the compound oyster shell whiting includes grey calcium, do not calcine
Oyster shell whiting and calcined shell powder；
Wherein, the weight ratio of grey calcium, non-calcined shell powder and calcined shell powder is (1-5):(1-10):(5-38).
4. building coating according to claim 3, it is characterised in that the compound oyster shell whiting is by by grey calcium, do not forge
After burning oyster shell whiting and the mixing of calcined shell powder, 5-15min is stirred under the rotating speed through 1000~3000r/min and is obtained.
5. building coating according to claim 1 or 2, it is characterised in that the raw material of the building coating further includes Hai Pao
Stone, the parts by weight of the sepiolite are 1-5 parts.
6. the preparation method of the building coating described in claim 1-5 any one, it is characterised in that comprise the following steps：
It is (a) dry after being stirred compound oyster shell whiting, white cement, coarse whiting, talcum powder and the hollow glass microbead of formula ratio,
Obtain component A mixture；
(b) hydroxypropyl methyl cellulose of formula ratio, titanium dioxide and VAE rubber powders are added in component A mixture and are mixed,
Obtain B component mixture；
(c) sepiolite of B component mixture, optional formula ratio is added in the water of formula ratio, stirred evenly, built
Coating.
7. the preparation method of building coating according to claim 6, it is characterised in that in step (a), mixing speed is
1000-3000r/min, mixing time 10-15min；
Preferably, in step (a), drying temperature is 50-80 DEG C, drying time 1-2h.
8. the preparation method of building coating according to claim 6, it is characterised in that in step (b), mixing speed is
1000-3000r/min, mixing time 5-10min；
Preferably, in step (c), mixing speed 100-350r/min, mixing time 15-20min.
9. the preparation method of the building coating according to claim 6-8 any one, it is characterised in that including following step
Suddenly：
(a) it is by compound oyster shell whiting, white cement, coarse whiting, talcum powder and the hollow glass microbead of formula ratio, low whipping speed
After 1000-3000r/min stirrings 10-15min, in 50-80 DEG C of dry 1-2h, component A mixture is obtained；
(b) hydroxypropyl methyl cellulose of formula ratio, titanium dioxide and VAE rubber powders are added in component A mixture and mixed, in stirring
Speed is mixed to stir 5-10min under 1000-3000r/min, obtains B component mixture；
(c) sepiolite of B component mixture, optional formula ratio is added in the water of formula ratio, low whipping speed 100-
After stirring 15-20min is uniform under 350r/min, building coating is obtained.
10. a kind of construction method of building coating, it is characterised in that apply the building described in any one in claim 1-5
Expect the directly roller coating on metope or ceiling, construct one time or multipass, make metope or smallpox plate flatness reach necessary requirement,
Aeration-drying.
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| CN110590277A (en) * | 2019-09-04 | 2019-12-20 | 啄木鸟漆业集团有限公司 | Wear-resistant and water-resistant shell powder |
| CN111533492A (en) * | 2020-04-29 | 2020-08-14 | 广东法兰迪涂料有限公司 | Real stone paint and preparation method thereof |
| CN111704401A (en) * | 2020-07-01 | 2020-09-25 | 广西绿桂装饰材料有限公司 | Sound-insulation shock-absorption antibacterial coating and preparation method thereof |
| CN113522445A (en) * | 2021-08-18 | 2021-10-22 | 江苏海之屋新材料有限公司 | Shell raw material production device and process for production and preparation of shell putty powder |
| JP7442103B1 (en) | 2022-09-08 | 2024-03-04 | 株式会社チャフローズコーポレーション | insulation material |
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Application publication date: 20180424 |