CN107434938A - Colour aqueous colorful building coating of colloid resist blocking and that and preparation method thereof - Google Patents
Colour aqueous colorful building coating of colloid resist blocking and that and preparation method thereof Download PDFInfo
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- CN107434938A CN107434938A CN201610352172.4A CN201610352172A CN107434938A CN 107434938 A CN107434938 A CN 107434938A CN 201610352172 A CN201610352172 A CN 201610352172A CN 107434938 A CN107434938 A CN 107434938A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
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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
- C09D143/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing boron, silicon, phosphorus, selenium, tellurium, or a metal; Coating compositions based on derivatives of such polymers
- C09D143/04—Homopolymers or copolymers of monomers containing silicon
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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
- C09D5/29—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for multicolour effects
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Paints Or Removers (AREA)
Abstract
The present invention relates to a kind of aqueous colorful building coating for colouring colloid resist blocking and that, the coating includes continuous phase emulsion, coalescents, bactericide, multifunctional assistant, thickener, defoamer, antifreezing agent, antiblocking agent, deionized water by continuous phase and scattered phase composition, the wherein component of continuous phase；Wherein the component of dispersed phase includes the super auxiliary rheological agents solution, bactericide, deionized water that scattered phase emulsion, hydroxyethyl cellulose, inorganic pigment, colorful special-used colour starch, filler, dispersant, defoamer, multifunctional assistant, coalescents, antifreezing agent, thickener, stabilizer, concentration are 6.0%, wherein, the pH of the coating is 8.0~9.5.The invention further relates to the preparation method of the aqueous colorful building coating of the coloring colloid resist blocking and that.Aqueous colorful building coating of coloring colloid resist blocking and that of the present invention and preparation method thereof is employed, improves the convenience of repeatability, the storage process stability of product, product process construction and the fidelity of product of production process.
Description
Technical field
The present invention relates to a kind of building coats technical field, more particularly to aqueous colorful building coating, in particular to one kind
Colour aqueous colorful building coating of colloid resist blocking and that and preparation method thereof.
Background technology
As the NEW PAINT SYSTEMS FOR BUILDINGS product developed in recent years, aqueous colorful building coating is with its convenient, feature of environmental protection of construction
The good extensive use in architectural engineering decoration.But influence factor in the existing aqueous colorful building coating production process of in the market
More, prior art there is no method to list all influence factors and grasp the ripe control method of each influence factor, therefore cause
Production process poor repeatability, especially colour colloid adhesion phenomenon occur often, even if cause using same raw material with
Using same production technology and construction technology, finally obtained aqueous colorful building coating paint film varies, final shadow
Ring to the market of product and apply.A kind of aqueous colorful building coating of resist blocking and that how is researched and developed, ensures dicoration, the protection of product
Property, economy, the feature of environmental protection, application property, improve the resistance to blocking energy of product, are that those skilled in the art to be solved all the time
Technical problem.
At present to the water resistance of such coating, alkaline-resisting in aqueous colorful building coating professional standard HG/T 4343-2012
The technical requirements such as property, artificial weathering ageing resistance are provided.Existing each enterprise of such product is to producing, transporting, storing, applying
Work condition carries out strict regulations, but even if meets above-mentioned technical requirements with performing the existing product of every administrative provisions in life
The phenomenon that colloid adhesion is coloured during production process, transportation, work progress and drying varniss happens occasionally, and ultimately causes life
Production process, work progress poor repeatability, directly can not produce or construct.Even if such product can construct in the market, by
In the presence of coloring colloid adhesion phenomenon, cause its fidelity to be decreased obviously, had no value for use.
The aqueous colorful building coating of the coloring colloid resist blocking and that of the present invention, the technology for both having met HG/T 4343-2012 will
Ask, and can is reduced to producing, transporting, storing, all kinds of restrictive conditions for the link such as construct, and significantly improves the repetition of production process
Property, the storage process stability of product, product process construction convenience and product fidelity.The water of the resist blocking and that of the present invention
The colorful building coating of property belongs to non-dangerous article, for no strict fire protection requirement that produces, transports and store in a warehouse.The preparation of the present invention
Technique is simple, operating personnel is had no adverse effects during production, suitable for industrialization production.The aqueous colorful of the resist blocking and that of the present invention is built
The dicoration of external wall, the convenience of construction can be significantly improved by building coating, have very wide market prospects.Current water
Property multicolor finish generally need to provide supporting priming paint, finishing varnish product, the present invention without supporting priming paint, finishing varnish product,
So as to simplify coating process.
The content of the invention
The purpose of the present invention is the shortcomings that overcoming above-mentioned prior art, there is provided a kind of stability is good, fidelity is high
Colour aqueous colorful building coating of colloid resist blocking and that and preparation method thereof.
To achieve these goals, aqueous colorful building coating of coloring colloid resist blocking and that of the invention and preparation method thereof
It is as follows：
The aqueous colorful building coating of the coloring colloid resist blocking and that of the present invention, it is mainly characterized by, and described coating is by even
It is continuous mutually and scattered phase composition, the component of the composition of raw materials of coating by mass percentage includes：
Continuous phase：It is continuous phase emulsion 62.8~68.2%, coalescents 3.2~3.5%, bactericide 0.3~0.4%, more
Function additive 0.10~0.30%, thickener 0.30~0.40%, defoamer 0.30~0.40%, antifreezing agent 3.2~3.6%,
Antiblocking agent 0.05~0.5%, surplus are deionized water；
Dispersed phase：Scattered phase emulsion 22.2~24.0%, hydroxyethyl cellulose 5.6~6.1%, inorganic pigment 0.10~
2.0%th, colorful special-used colour starch 0.20~1.5%, filler 8.5~11.2%, dispersant 0.10~0.50%, defoamer 0.35~
0.45%th, multifunctional assistant 0.10~0.30%, coalescents 0.31~0.35%, antifreezing agent 1.6~2.0%, thickener
0.20~0.30%, stabilizer 0.3~0.5%, the super auxiliary rheological agents solution 5.6~6.2% that concentration is 6.0%, bactericide
0.18~0.26%, surplus is deionized water；
Wherein, the pH of the coating is 8.0~9.5.
It is preferred that described continuous phase emulsion selects pure third or silicone acrylic emulsion, described pure third or silicone acrylic emulsion it is minimum into
Film temperature≤3 DEG C, solid content >=14.0%.
It is preferred that described scattered phase emulsion selects self-cross linking type high resiliency pure-acrylic emulsion, described self-cross linking type is high-elastic
Property pure-acrylic emulsion solid content >=21.0%, 25 DEG C of viscosity >=120KU.
It is preferred that described super auxiliary rheological agents select modified synthesis sheet silicate, described modified synthesis flaky silicic acid
Salt particle diameter≤45 μm.
It is preferred that the viscosity 2600 of described hydroxyethyl cellulose active ingredient >=90%, the 2wt% aqueous solution~
3300mPa.s。
Ground it is preferred that described inorganic pigment is weatherability up to 5 grades and light resistance up to 7 grades of inorganic pigment or process
Mill base, described inorganic pigment or mill base are the one or more in rutile titanium white, iron oxide yellow and iron oxide red.
It is preferred that the oil absorption ＜ 75g/100g of described filler, whiteness >=94.
It is preferred that described filler is kaolin, described kaolinic mesh number is 1250~1500 mesh.
It is preferred that described wetting dispersing agent is the low bubble property wetting dispersing agent of equal polycarboxylic acid salt.
More preferably, the pH value of the described wetting dispersing agent 1wt% aqueous solution is 6~8, and density is 1.05~1.08g/cm3
(20℃)。
It is preferred that described defoamer is modified methyl polysilicone alkanes defoamer.
More preferably, described modification methyl polysilicone alkanes defoamer pH value is 5~8, and density is 0.89~0.95g/cm3
(20℃)。
It is preferred that viscosity (20 DEG C)≤100mPa.s of described bactericide.
It is preferred that described thickener is non-ionic polyurethane class association thickener.
It is preferred that described antiblocking agent is SiO2。
More preferably, described silica includes superfine powdery silica, friction-type silica, the hydrophobic parent of nanoscale
Oily silica.
It is preferred that described stabilizer is modified anion surface active agent, described modified anion surface active agent
Active principle content >=50%.
The aqueous colorful building coating of the coloring colloid resist blocking and that of the present invention, it is mainly characterized by, and described coating is by even
It is continuous mutually and scattered phase composition, the component of the composition of raw materials of coating by mass percentage specifically includes：
Continuous phase：Continuous phase emulsion 62.8%, coalescents 3.5%, bactericide 0.3%, multifunctional assistant 0.10%, increasing
Thick dose 0.40%, defoamer 0.40%, antifreezing agent 3.2%, antiblocking agent 0.05%, deionized water 29.25%；
Dispersed phase：Scattered phase emulsion 22.2%, hydroxyethyl cellulose 6.1%, inorganic pigment 2.0%, colorful special-used colour starch
0.20%th, filler 11.2%, dispersant 0.50%, defoamer 0.35%, multifunctional assistant 0.10%, coalescents 0.31%,
Antifreezing agent 1.6%, thickener 0.20%, stabilizer 0.3%, the super auxiliary rheological agents solution 6.2% that concentration is 6.0%, bactericide
0.18%th, deionized water 48.56%；
Wherein, the pH of the coating is 8.0~9.5.
The aqueous colorful building coating of the coloring colloid resist blocking and that of the present invention, it is mainly characterized by, and described coating is by even
It is continuous mutually and scattered phase composition, the component of the composition of raw materials of coating by mass percentage specifically includes：
Continuous phase：Continuous phase emulsion 65.3%, coalescents 3.2%, bactericide 0.36%, multifunctional assistant 0.20%,
Thickener 0.30%, defoamer 0.32%, antifreezing agent 3.4%, antiblocking agent 0.02%, deionized water 26.72%；
Dispersed phase：Scattered phase emulsion 23.3%, hydroxyethyl cellulose 5.8%, inorganic pigment 2.0%, colorful special-used colour starch
1.1%th, filler 10.4%, dispersant 0.35%, defoamer 0.38%, multifunctional assistant 0.24%, coalescents 0.32%, anti-
Freeze agent 1.8%, thickener 0.20%, stabilizer 0.4%, the super auxiliary rheological agents solution 6.0% that concentration is 6.0%, bactericide
0.26%th, deionized water 47.45%；
Wherein, the pH of the coating is 8.0~9.5.
The aqueous colorful building coating of the coloring colloid resist blocking and that of the present invention, it is mainly characterized by, and described coating is by even
It is continuous mutually and scattered phase composition, the component of the composition of raw materials of coating by mass percentage specifically includes：
Continuous phase：Continuous phase emulsion 68.2%, coalescents 3.5%, bactericide 0.4%, multifunctional assistant 0.3%, increasing
Thick dose 0.35%, defoamer 0.30%, antifreezing agent 3.6%, antiblocking agent 0.5%, deionized water 22.85%；
Dispersed phase：Scattered phase emulsion 24.0%, hydroxyethyl cellulose 5.6%, inorganic pigment 1.2%, colorful special-used colour starch
1.5%th, filler 8.5%, dispersant 0.10%, defoamer 0.45%, multifunctional assistant 0.30%, coalescents 0.35%, anti-
Freeze agent 2.0%, thickener 0.30%, stabilizer 0.5%, the super auxiliary rheological agents solution 5.6% that concentration is 6.0%, bactericide
0.20%th, deionized water 49.4%；
Wherein, the pH of the coating is 8.0~9.5.
Preferably, the component of the formula of described super auxiliary rheological agents solution by mass percentage specifically includes：Super rheology helps
Agent powder 6.0%, bactericide 0.5%, deionized water 93.5%.
Present invention also offers a kind of preparation method of the aqueous colorful building coating of above-mentioned coloring colloid resist blocking and that, and it is led
Wanting feature is, described preparation method comprises the steps：By the preparation method of the conventional aqueous colorful building coating in this area,
Each component in the composition of raw materials is well mixed.
In the embodiment of the present invention, described preparation method is preferably carried out in the steps below：
(1) according to the formula of continuous phase, by described continuous phase emulsion, deionized water, multifunctional assistant, coalescents,
Bactericide, defoamer, thickener, antifreezing agent, antiblocking agent mixing, produce continuous phase；
(2) according to the formula of dispersed phase, by described scattered phase emulsion, hydroxyethyl cellulose, deionized water, multifunctional assistant
Agent, defoamer, inorganic pigment, colorful special-used colour starch, filler, dispersant, coalescents, antifreezing agent, thickener, stabilizer, kill
Microbial inoculum, the mixing of 6.0% super auxiliary rheological agents solution, produce dispersed phase；
(3) after continuous phase being stood into 2h, auxiliary rheological agents solution will 6.0% be surpassed in mass ratio：Dispersed phase：Continuous phase=(290
~305):(310~320):(395~440) are measured, and are added to scattered in continuous phase；
(4) it is granulated by the form of required particle；
(5) 4 hours are stood after the completion of being granulated；
(6) add continuous phase emulsion after standing to be stirred 5 minutes with 200 revs/min, produce this product；
Wherein, it is further comprising the steps of before described step (2)：
(A2) according to the formula of super auxiliary rheological agents solution, described super auxiliary rheological agents powder, bactericide, deionized water are mixed
Close, produce super auxiliary rheological agents solution.
Wherein, step of the present invention (1) is specially：
According to the formula of continuous phase, by described continuous phase emulsion under 400~600 revs/min of moderate-speed mixers, 60.0 are added
~75.0% deionized water, stirring sequentially added after 3~5 minutes described multifunctional assistant, described coalescents,
It is described antifreezing agent, described bactericide, described defoamer, described thickener, described antiblocking agent, described remaining
Deionized water, mix 5~10 minutes, produce continuous phase.
Wherein, step of the present invention (2) specifically includes following steps：
(11) according to the formula of dispersed phase, by described hydroxyethyl cellulose and 60.0~75.0% deionized water
It is scattered 15~20 minutes with 1200~1500 revs/min of high speeds, add 70.0~80.0% multifunctional assistant, addition
50.0~60.0% defoamer, stirring mix to obtain solution A in 2 minutes；By the solution A, inorganic pigment, described
Colorful special-used colour starch, the filler, described dispersant obtain slurry in scattered 15~20 minutes with 1200~1500 revs/min of high speeds
B, and ground slurry B obtains slurry C to below 45 μm of fineness；
(12) under 400~600 revs/min of moderate-speed mixers, described scattered phase emulsion, described is sequentially added into slurry C
Remaining multifunctional assistant, described coalescents, described antifreezing agent, described bactericide, described remaining defoamer,
Described thickener, described stabilizer, described 10~15% deionized water, mix 5~10 minutes, produce semi-finished product D；
(13) it is 23 ± 2 DEG C semi-finished product D to be placed on into temperature, in the environment of relative humidity 50 ± 5%, places 24h,
Under 200~400 stirring at low speed, add 6.0% super auxiliary rheological agents solution, remaining deionized water mix 5 minutes, produce scattered
Phase.
Wherein, described step (A2) specifically includes following steps：
(21) auxiliary rheological agents powder super in mass ratio：By deionized water：Bactericide=6.0:93.5:, will be super after 0.5 metering
Auxiliary rheological agents powder is slowly added into the deionized water of stirring, high shear 30~60 minutes, it is fully moistened and is risen, and forms mobility
Good transparency liquid；
(22) bactericide is slowly added into, is stirred；
(23) dry, shady and cool, well-ventilated is stored in, the containers for future use of closed plastic material, it is small to stand at least 24
When after use.Employ aqueous colorful building coating of coloring colloid resist blocking and that in the invention and preparation method thereof, product tool
There is resistance to blocking, so as to avoid product imitative in production process, work progress poor repeatability, the alternative traditional marble of product
True degree up to 99.8%, not only improve the decorative effect of building wall, and 0.1~0.8kg/m of product maximum coating weight2, it is
One of seventy points of conventional marble, reduce the carrying quality of building wall.This product excellent storage stability, can be by Vehicles Collected from Market
The renewal that the quality guarantee period of upper aqueous colorful building coating only has 6 months was applicable long-distance transport to 24 months.This product applies
Paint film is non-foaming, does not fall off in 8~10 years for layer, assigns coating weatherability, temperature-change resistance, and product of the present invention is water paint, its
VOC (VOC) content is less than 50g/L, well below 420g/L, does not only belong to exempt the production of the coating consumption tax
Product, and the requirement of the water-based coating standard of HJ 2537-2014 Chinese environmental Taken authentication products can be met completely, it is a kind of
Environment-friendlywater-based water-based paint.
The aqueous colorful building coating of resist blocking and that of the present invention belongs to non-dangerous article, for producing, transporting and storage does not have
Strict fire protection requirement.The preparation technology of the present invention is simple, operating personnel is had no adverse effects during production, suitable for industry metaplasia
Production.Product of the present invention is applicable not only in the large-area construction of the big building wall such as hotel, hotel, hospital, office, school, and
And it is applied to the area that the diurnal temperatures such as Southwestern China, northeast are big, relative humidity is higher；Product is applicable not only to low-rise building,
And it is applied to skyscraper；Product is applicable not only to plane, facade wall construction, and is applied to the construction of special-shaped metope,
It can also be applied on other primers such as steel structure.
Brief description of the drawings
Fig. 1 is the actual effect figure of the aqueous colorful building coating product of the coloring colloid resist blocking and that of the present invention.
Fig. 2 is the contrast effect figure of the aqueous colorful building coating product color tablets adhesion of coloring colloid adhesion.
Embodiment
In order to more clearly describe the technology contents of the present invention, carried out with reference to specific embodiment further
Description.
The invention provides the aqueous colorful building coating of coloring colloid resist blocking and that, by continuous phase and scattered phase composition, its
Composition of raw materials includes the component of following mass percents：
Continuous phase：It is continuous phase emulsion 62.8~68.2%, coalescents 3.2~3.5%, bactericide 0.3~0.4%, more
Function additive 0.10~0.30%, thickener 0.30~0.40%, defoamer 0.30~0.40%, antifreezing agent 3.2~3.6%,
Antiblocking agent 0.05~0.5%, surplus are deionized water；
Dispersed phase：Scattered phase emulsion 22.2~24.0%, hydroxyethyl cellulose 5.6~6.1%, inorganic pigment 0.10~
2.0%th, colorful special-used colour starch 0.20~1.5%, filler 8.5~11.2%, dispersant 0.10~0.50%, defoamer 0.35~
0.45%th, multifunctional assistant 0.10~0.30%, coalescents 0.31~0.35%, antifreezing agent 1.6~2.0%, thickener
0.20~0.30%, stabilizer 0.3~0.5%, the super auxiliary rheological agents solution 5.6~6.2% that concentration is 6.0%, bactericide
0.18~0.26%, surplus is deionized water.
The pH of the aqueous colorful building coating of the coloring colloid resist blocking and that of the present invention is 8.0~9.5.
In the embodiment of the present invention, described continuous phase emulsion selects pure third or silicone acrylic emulsion, and described is pure
Third or silicone acrylic emulsion solid content >=14.0%, 25 DEG C viscosity ＜ 80KU, pH value >=8.0, color inhibition, without APEO do not add first
Aldehyde and formaldehyde releaser, MFT≤3 DEG C.It is preferred that DOW Chemical TX-310, Ahmedabad richness Chemical Co., Ltd. RS-
3799、RS-6733。
In the embodiment of the present invention, described scattered phase emulsion selects self-cross linking type high resiliency pure-acrylic emulsion,
Described self-cross linking type high resiliency pure-acrylic emulsion solid content >=21.0%, 25 DEG C viscosity >=120KU, pH value >=8.0, with 6.0%
Super auxiliary rheological agents solution there is good reactivity, the color point flatness that it is prepared is good, adhesive force is high, toughness is good, and has
Excellent resistance to bleed, coloring colloid resistance to blocking, without APEO, formaldehyde and its derivative.It is preferred that the limited public affairs of Ahmedabad enrichment work
The RS-7733 of department.
In the embodiment of the present invention, described super auxiliary rheological agents select the synthesizing flaky silicic acid of special modification
Salt, the synthesizing flaky silicate of described special modification are the powder of faint yellow to white free-flowing, particle diameter≤45 μm, proportion
2.5g/cm3, moisture content≤15%, 6.0% suspension pH value 8~10 is easily scattered, it is resistance to it is water-white, be granulated simple, color point it is stable, tough and tensile,
Not bleeding, color point size, thickness are easy to control, keep the viscosity stabilization of multicolor finish, storage period reaches more than 1 year.The present invention's
The synthesizing flaky phosphate of special modification from being macroscopically sheet, but it is microcosmic on see it is hammer-imitation type structure, stirred in aqueous phase
Protection glue is contributed to form stable card room structure, and the viscosity of product forms height and cuts low viscous, the low state cut height and glued, and helps
In the bin stability and the convenience of construction of product, help to extend the quality guarantee period of product.And conventional sheet phosphate is grand
It is laminated structure on seeing and being microcosmic, but because quality is more crisp, stirring form is unstable in aqueous phase, is helpless to Protection glue and is formed
Stable structure.It is preferred that the super auxiliary rheological agents LR-560 of multicolor finish of Changshu Linrun Fluorine and Silicone Material Co., Ltd.'s production or efficiently more
The super auxiliary rheological agents LR-580 of color coating material.
In the embodiment of the present invention, described hydroxyethyl cellulose is fine for ethoxy commonly used in the art
Dimension element, described hydroxyethyl cellulose preferably meet following indexs：Micro- bloom end, surface is added to the water and not produced by processing
Raw caking, be easy to be water dispersible and be dissolved in hot water and cold water in, active ingredient >=90%, water-insoluble≤0.5%, ash content≤
5%, 2600~3300mPa.s of viscosity of water content≤6%, 2wt% aqueous solution.Preferably Asia is across imperial HBR250.
In the embodiment of the present invention, described inorganic pigment can be weatherability commonly used in the art up to 5
Level and light resistance can select the species and color or warp of inorganic pigment up to 7 grades of inorganic pigment according to this area conventional method
The mill base of grinding is crossed, described inorganic pigment or mill base are preferably one in rutile titanium white, iron oxide yellow and iron oxide red
Kind is a variety of.Preferably Du Pont R-706 titanium dioxides, the SM8805 iron oxide reds of Suzhou Sunmun Technology Co., Ltd.'s production
Mill base, SM6800 carbon black color slurries, SM8810 iron oxide yellow mill bases.
In the embodiment of the present invention, described filler is filler commonly used in the art, its general oil suction
Amount is less than 75g/100g, and whiteness >=94 are easily scattered, have anti-powdering, not free settling, and described filler is preferably kaolin,
The kaolinic mesh number is preferably 1250~1500 mesh.It is limited that described kaolin preferably covers western kaolinite powder share
The calcined kaolins of MXK 201, the calcined kaolins of MXK 301 and the Jiangxi Ao Te fine powders Co., Ltd calcining height of company's production
One or more in the soil AT60 of ridge.
In the embodiment of the present invention, described wetting dispersing agent is wetting and dispersing commonly used in the art
Agent, it can reduce surface tension, have fabulous wetting and spreading ability, can improve the addition of pigment and filler without increasing
Add viscosity, described wetting dispersing agent is preferably the low bubble property wetting dispersing agent of equal polycarboxylic acid salt, described wetting dispersing agent
More preferably meet following performance indications：The pH value of the 1wt% aqueous solution is 6~8, and density is 1.05~1.08g/cm3(20 DEG C), it is right
Inorganic pigment, filler good dispersion are good with thickener compatibility.Described wetting dispersing agent is most preferably DOW Chemical production
The special good scattered fast easy, Tao Te of wetting dispersing agent dissipates well the one or more in 1618 and X-405.
In the embodiment of the present invention, described multifunctional assistant is multifunctional assistant commonly used in the art
Agent, it is generally used for the pH value of the aqueous colorful building coating of regulation coloring colloid resist blocking and that, increases the wetting of pigment and filler
The color developing of dispersiveness and pigment.Described multifunctional assistant is preferably the multifunctional assistant AMP- of Dow Chemical's production
95。
In the embodiment of the present invention, described defoamer typically has brokenly bubble and suds concurrently, and described disappears
Infusion is modified methyl polysilicone alkanes defoamer, and its pH value is 5~8, and density is 0.89~0.95g/cm3(20℃).It is described
Defoamer more preferably be Bi Ke chemical productions BYK-1640.
In the embodiment of the present invention, described bactericide is bactericide commonly used in the art, preferably
Outward appearance is selected to be faint yellow, viscosity (20 DEG C)≤100mPa.s (method of testings：From NDJ-1 type rotation viscometers, 1# rotors,
30 revs/min), density is (20 DEG C) 1.00~1.04g/ml, and pH value is (20 DEG C) 8~9.5, non-volatility organic compound,
It is highly effective to Gram-positive, gramnegative bacterium and fungi, coating caused by being grown due to microorganism can be avoided
The aqueous microbiocidal that can be degenerated.Described bactericide is more preferably the MIRECIDE- of LAMIRSA Experimental Study Colleges of Spain production
MIT/23 bactericide.
In the embodiment of the present invention, described thickener is thickener commonly used in the art, preferably
For non-ionic polyurethane class association thickener, excellent levelability and outstanding sag resistance are had concurrently, be more preferably thickener
One or more in the RM-725 of DOW Chemical, DOW Chemical RM-3030, Hai Mingsi R278.
In the embodiment of the present invention, described coalescents can be coalescents commonly used in the art,
The preferably coalescents Texanol of Eastman Chemical Co., Ltd. (EASTMAN) production.
In the embodiment of the present invention, described antiblocking agent requires good dispersion, optical good, transparency
Transparency that is high, not affecting coloring agent body, there are antiskid function and the good inorganic antiblocking agent of chemical stability, its outward appearance is white
Powder, pH value (5% aqueous solution) 6.5~8.5, by 320 eye mesh screen percent of pass >=98%, loss on drying (105 DEG C)≤10%,
Calcination loss (900 DEG C)≤8.3%, sulfate (sodium+sodium)≤0.4%, chloride≤0.1%, whiteness WG, >=93%, 20g suction
Water 17~20ml, SiO2Content >=96%, iron-holder≤0.02%, index of refraction (20 DEG C) 1.435~1.460, apparent density
>=0.30g/ml, heavy metal (in terms of Pb)≤20ppm, arsenic≤2ppm totals number of bacteria≤200Cfu/g, described percentage are
Mass percent.The friction type titanium dioxide of the prosperous safe micro-nano chemical plant production in Shouguang City of preferred Shandong Province after multiple repeated screening
Silicon, the superfine powdery silica of Shanghai Jing Lian new materials Co., Ltd production, He'nan Wangwu Nano Technology Co., Ltd.
The nanoscale hydrophobic oleophilic oil silica of production.
In the embodiment of the present invention, described stabilizer is modified anion surface active agent, and outward appearance is light
Yellow, transparency liquid, active principle content >=50%, proportion are 1.10~1.10 (20 DEG C), and 1% pH value of water solution is 8~10,
Freezing point is more than -10 DEG C, and 1% aqueous solution cloud point is more than 100 degree, and preferably Shanghai grid International Trading Company Ltd provides
The G-399 or C-170 of Guangzhou Bo Feng Chemical Industry Science Co., Ltd production.
In the embodiment of the present invention, described water can be this area routine water, preferably deionized water,
It is required that TDS concentration≤30ppm.
In the embodiment of the present invention, the component being formulated by mass percentage of described super auxiliary rheological agents solution
Specifically include：Super auxiliary rheological agents powder 6.0%, bactericide 0.5%, deionized water 93.5%.
Present invention also offers a kind of preparation method of the aqueous colorful building coating of above-mentioned coloring colloid resist blocking and that, and it is led
Wanting feature is, described preparation method comprises the steps：By the preparation method of the conventional aqueous colorful building coating in this area,
Each component in the composition of raw materials is well mixed.
In the embodiment of the present invention, described preparation method is preferably carried out in the steps below：
(1) according to the formula of continuous phase, by described continuous phase emulsion, deionized water, multifunctional assistant, coalescents,
Bactericide, defoamer, thickener, antifreezing agent, antiblocking agent mixing, produce continuous phase；
(2) according to the formula of dispersed phase, by described scattered phase emulsion, hydroxyethyl cellulose, deionized water, multifunctional assistant
Agent, defoamer, inorganic pigment, colorful special-used colour starch, filler, dispersant, coalescents, antifreezing agent, thickener, stabilizer, kill
Microbial inoculum, the mixing of 6.0% super auxiliary rheological agents solution, produce dispersed phase；
(3) after continuous phase being stood into 2h, auxiliary rheological agents solution will 6.0% be surpassed in mass ratio：Dispersed phase：Continuous phase=(290
~305):(310~320):(395~440) are measured, and are added to scattered in continuous phase；
(4) it is granulated by the form of required particle；
(5) 4 hours are stood after the completion of being granulated；
(6) add continuous phase emulsion after standing to be stirred 5 minutes with 200 revs/min, produce this product；
Wherein, it is further comprising the steps of before described step (2)：
(A2) according to the formula of super auxiliary rheological agents solution, described super auxiliary rheological agents powder, bactericide, deionized water are mixed
Close, produce super auxiliary rheological agents solution.
Wherein, in the embodiment of the present invention, described step (1) is specially：
According to the formula of continuous phase, by described continuous phase emulsion under 400~600 revs/min of moderate-speed mixers, 60.0 are added
~75.0% deionized water, stirring sequentially added after 3~5 minutes described multifunctional assistant, described coalescents,
It is described antifreezing agent, described bactericide, described defoamer, described thickener, described antiblocking agent, described remaining
Deionized water, mix 5~10 minutes, produce continuous phase.
Wherein, in the embodiment of the present invention, described step (2) specifically includes following steps：
(11) according to the formula of dispersed phase, by described hydroxyethyl cellulose and 60.0~75.0% deionized water
It is scattered 15~20 minutes with 1200~1500 revs/min of high speeds, add 70.0~80.0% multifunctional assistant, addition
50.0~60.0% defoamer, stirring mix to obtain solution A in 2 minutes；By the solution A, inorganic pigment, described
Colorful special-used colour starch, the filler, described dispersant obtain slurry in scattered 15~20 minutes with 1200~1500 revs/min of high speeds
B, and ground slurry B obtains slurry C to below 45 μm of fineness；
(12) under 400~600 revs/min of moderate-speed mixers, described scattered phase emulsion, described is sequentially added into slurry C
Remaining multifunctional assistant, described coalescents, described antifreezing agent, described bactericide, described remaining defoamer,
Described thickener, described stabilizer, described 10~15% deionized water, mix 5~10 minutes, produce semi-finished product D；
(13) it is 23 ± 2 DEG C semi-finished product D to be placed on into temperature, in the environment of relative humidity 50 ± 5%, places 24h,
Under 200~400 stirring at low speed, add 6.0% super auxiliary rheological agents solution, remaining deionized water mix 5 minutes, produce scattered
Phase.
Wherein, described step (A2) specifically includes following steps：
(21) auxiliary rheological agents powder super in mass ratio：By deionized water：Bactericide=6.0:93.5:, will be super after 0.5 metering
Auxiliary rheological agents powder is slowly added into the deionized water of stirring, high shear 30~60 minutes, it is fully moistened and is risen, and forms mobility
Good transparency liquid；
(22) bactericide is slowly added into, is stirred；
(23) dry, shady and cool, well-ventilated is stored in, the containers for future use of closed plastic material, it is small to stand at least 24
When after use.
At present, continuous phase emulsion often is directly added into after the completion of being granulated in prior art, the technique not stood
It is required that.And application claims are controlled to time of repose, and the time is 4 hours, primarily serves and the particle having resulted in is carried out
Sufficiently maintenance, while continuous phase emulsion is added after standing and is stirred 5 minutes with 200 revs/min, it is mainly abundant in mixing
In the case of uniform, color tablets size is avoided to change, it helps the resistance to blocking of color tablets.
Without prejudice to the field on the basis of common sense, above-mentioned each optimum condition, can be combined, and it is each preferably to produce the present invention
Example.
Agents useful for same and raw material of the present invention are commercially available.
The positive effect of the present invention is：
(1) product of the present invention not only assigns decoration and defencive function of the aqueous colorful building coating coating to building.
(2) product has resistance to blocking, so as to avoid product from directly resulting in production process, work progress poor repeatability
It can not produce or construct.Even if such product can construct in the market, due to colouring the presence of colloid adhesion phenomenon, cause
Its fidelity is decreased obviously, and has been had no value for use.
(3) the alternative traditional marble of product, fidelity are up to 99.8%, not only improve the decoration effect of building wall
Fruit, and 0.1~0.8kg/m of product maximum coating weight2, it is one of seventy points of conventional marble, reduces holding for building wall
Mounted mass.
(4) product excellent storage stability, the quality guarantee period of aqueous colorful building coating on Vehicles Collected from Market can be only had 6 months
Renewal to 24 months, be applicable long-distance transport.
(5) paint film is non-foaming, does not fall off in product coating of the present invention 8~10 years, assigns coating weatherability, temperature-change resistance,
Product of the present invention is water paint, and its VOC (VOC) content is less than 50g/L well below 420g/L,
Do not only belong to exempt the product of the coating consumption tax, and HJ 2537-2014 Chinese environmental Taken authentication products can be met completely
The requirement of water paint standard, it is a kind of environment-friendlywater-based water-based paint.
(6) current water-soluble colorful coating generally needs to provide supporting priming paint, finishing varnish product, and the present invention is without supporting bottom
Paint, finishing varnish product, so as to simplify coating process.
(7) product is applicable not only to the large-area construction of the hair building wall such as hotel, hotel, hospital, office, school, and
And, relative humidity higher area big suitable for diurnal temperatures such as Southwestern China, northeast.Product is applicable not only to low-rise building,
And it is applied to skyscraper.Product is applicable not only to plane, facade wall construction, and is applied to the construction of special-shaped metope,
It can also be applied on other primers such as steel structure.
(8) the aqueous colorful building coating of resist blocking and that of the invention belongs to non-dangerous article, for producing, transporting and storage does not have
There is strict fire protection requirement.
(9) preparation technology of the invention is simple, operating personnel is had no adverse effects during production, suitable for industrialization production.
(10) the aqueous colorful building coating of resist blocking and that of the invention can significantly improve the dicoration of external wall, construction
Convenience, there are very wide market prospects.
The experimental method of unreceipted actual conditions in following embodiments, conventionally and condition, or according to commodity
Specification selects, wherein the raw material sources used are as follows：
In the embodiment of the present invention, described continuous phase emulsion：Ahmedabad richness Chemical Co., Ltd. RS-3799,
RS-6733；
Described scattered phase emulsion：RS-7733, DOW Chemical TX-220, Japanese Showa SLX-1048-3；
The super auxiliary rheological agents of described multicolor finish：The super stream of multicolor finish of Changshu Linrun Fluorine and Silicone Material Co., Ltd.'s production
Become the super auxiliary rheological agents LR-580 of auxiliary agent LR-560 or efficient multicolor finishes；
Described hydroxyethyl cellulose：The hydroxyethyl cellulose 250HBR of Ya Kualong companies of U.S. production；
Described inorganic pigment：The rutile titanium white R-706 of Dupont production；
Described colorful special-used colour starch：The SM8805 iron oxide reds mill base of Suzhou Sunmun Technology Co., Ltd.'s production,
SM6800 carbon black color slurries, SM8810 iron oxide yellow mill bases；
Described filler：The calcined kaolins of MXK 201, the MXK 301 for covering western kaolinite powder limited company production are forged
Burn the one or more in kaolin, Jiangxi Ao Te fine powders Co., Ltd calcined kaolin AT60；
Described wetting dispersing agent：The special good easy, Tao Te soon that dissipates of wetting dispersing agent that DOW Chemical produces dissipates well 1618 and X-
One or more in 405；
Described multifunctional assistant AMP-95：The multifunctional assistant AMP-95 of DOW Chemical Co., Ltd production；
Described defoamer：The BYK-1640 of Bi Ke productions；
Described bactericide：The MIRECIDE-MIT/23 bactericide of LAMIRSA Experimental Study Colleges of Spain production；
Described thickener：The RM-725 of DOW Chemical, one kind in DOW Chemical RM-3030, Hai Mingsi R278 or
It is a variety of；
Described coalescents：Eastman Chemical Company (EASTMAN) production coalescents Texanol；
Described antiblocking agent：The friction type silica of the prosperous safe micro-nano chemical plant production in Shouguang City of Shandong Province, Shanghai are brilliant
Refine superfine powdery silica, the nanometer of He'nan Wangwu Nano Technology Co., Ltd.'s production of new material Co., Ltd production
Level hydrophobic oleophilic oil silica；
Described stabilizer：G-399, the Guangzhou Bo Feng chemical science and technologies of Shanghai grid International Trading Company Ltd offer are limited
The C-170 of company's production；
Described antifreezing agent can be antifreezing agent commonly used in the art, preferably propane diols；
Described aqueous colorful building coating EG9080：Shanghai Ying Jie ornament materials Co., Ltd produces；
Described aqueous colorful building coating LN253：Shanghai white partridge coating Co., Ltd produces.
Described water is this area routine water, preferably deionized water, it is desirable to TDS concentration≤30ppm.
The experimental method of unreceipted actual conditions in the following example, conventionally and condition, or said according to commodity
Bright book selection.
Embodiment 1：
Colour the composition of raw materials (wt%) of the aqueous colorful building coating of colloid resist blocking and that：
In the embodiment of the present invention, described preparation method is preferably carried out in the steps below：
(1) concentration is 6.0% super auxiliary rheological agents solution manufacturing method：Auxiliary rheological agents powder super in mass ratio：By go from
Sub- water：Bactericide=6.0:93.5:After 0.5 metering, super auxiliary rheological agents powder is slowly added into the deionized water of stirring, height is cut
Cut 30~60 minutes, it is fully moistened and rise, form the transparency liquid of good fluidity, be slowly added into bactericide, stirring is stored in
Dry, shady and cool, well-ventilated, the containers for future use of closed plastic material, used after standing at least 24 hours, storage life
For 12 months.
(2) continuous phase preparation method
By described continuous phase emulsion under 400~600 revs/min of moderate-speed mixers, the described of addition 60.0~75.0% goes
Ionized water, stirring sequentially add described multifunctional assistant, described coalescents, described antifreezing agent, institute after 3~5 minutes
The bactericide stated, described defoamer, described thickener, described friction type silica, the remaining deionized water,
Mixing 5~10 minutes, produces continuous phase.
(3) dispersed phase preparation method
By described hydroxyethyl cellulose and 60.0~75.0% deionized water with 1200~1500 revs/min of height
Speed is scattered 15~20 minutes, adds 70.0~80.0% multifunctional assistant, adds 50.0~60.0% defoaming
Agent, stirring mix to obtain solution A in 2 minutes；By the solution A, the inorganic pigment, described colorful special-used colour starch, the filler,
Described dispersant obtains slurry B, and ground slurry B to the μ of fineness 45 for scattered 15~20 minutes with 1200~1500 revs/min of high speeds
Below m, obtain slurry C；
Under 400~600 revs/min of moderate-speed mixers, described scattered phase emulsion, described surplus is sequentially added into slurry C
It is remaining multifunctional assistant, described coalescents, described antifreezing agent, described bactericide, described remaining defoamer, described
Thickener, described stabilizer, described 10~15% deionized water, mix 5~10 minutes, produce semi-finished product D；
Semi-finished product D is placed on temperature as 23 ± 2 DEG C, in the environment of relative humidity 50 ± 5%, places 24h, 200~
Under 400 stirring at low speed, 6.0% super auxiliary rheological agents solution is added, remaining deionized water mixes 5 minutes to obtain continuous phase；
(4) after continuous phase being stood into 2h, auxiliary rheological agents solution will 6.0% be surpassed in mass ratio：Dispersed phase：Continuous phase=(290
~305):(310~320):(395~440) are measured, and are added to scattered in continuous phase；
(5) it is granulated by the form of required particle；
(6) 4 hours are stood after the completion of being granulated；
(7) add continuous phase emulsion after standing to be stirred 5 minutes with 200 revs/min, produce this product；
Embodiment 2：
The composition of raw materials (wt%) of the anti-aqueous colorful building coating sticked of coloring colloid：
Preparation method comprises the steps：
(1) concentration is 6.0% super auxiliary rheological agents solution manufacturing method：Auxiliary rheological agents powder super in mass ratio：By go from
Sub- water：Bactericide=6.0:93.5:After 0.5 metering, super auxiliary rheological agents powder is slowly added into the deionized water of stirring, height is cut
Cut 30~60 minutes, it is fully moistened and rise, form the transparency liquid of good fluidity, be slowly added into bactericide, stirring is stored in
Dry, shady and cool, well-ventilated, the containers for future use of closed plastic material, used after standing at least 24 hours, storage life
For 12 months.
(2) continuous phase preparation method
By described continuous phase emulsion under 400~600 revs/min of moderate-speed mixers, the described of addition 60.0~75.0% goes
Ionized water, stirring sequentially add described multifunctional assistant, described coalescents, described antifreezing agent, institute after 3~5 minutes
Bactericide, described defoamer, described thickener, described superfine powdery silica, the remaining deionization stated
Water, mix 5~10 minutes, produce continuous phase.
(3) dispersed phase preparation method
By described hydroxyethyl cellulose and 60.0~75.0% deionized water with 1200~1500 revs/min of height
Speed is scattered 15~20 minutes, adds 70.0~80.0% multifunctional assistant, adds 50.0~60.0% defoaming
Agent, stirring mix to obtain solution A in 2 minutes；By the solution A, the inorganic pigment, described colorful special-used colour starch, the filler,
Described dispersant obtains slurry B, and ground slurry B to the μ of fineness 45 for scattered 15~20 minutes with 1200~1500 revs/min of high speeds
Below m, obtain slurry C；
Under 400~600 revs/min of moderate-speed mixers, described scattered phase emulsion, described surplus is sequentially added into slurry C
It is remaining multifunctional assistant, described coalescents, described antifreezing agent, described bactericide, described remaining defoamer, described
Thickener, described stabilizer, described 10~15% deionized water, mix 5~10 minutes, produce semi-finished product D；
It is 23 ± 2 DEG C that semi-finished product D is placed on into temperature, in the environment of relative humidity 50 ± 5%.24h is placed, 200~
Under 400 stirring at low speed, 6.0% super auxiliary rheological agents solution is added, remaining deionized water mixes 5 minutes to obtain continuous phase；
(4) after continuous phase being stood into 2h, auxiliary rheological agents solution will 6.0% be surpassed in mass ratio：Dispersed phase：Continuous phase=(290
~305):(310~320):(395~440) are measured, and are added to scattered in continuous phase；
(5) it is granulated by the form of required particle；
(6) 4 hours are stood after the completion of being granulated；
(7) add continuous phase emulsion after standing to be stirred 5 minutes with 200 revs/min, produce this product.
Embodiment 3：
The composition of raw materials (wt%) of the anti-aqueous colorful building coating sticked of coloring colloid：
Preparation method comprises the steps：
(1) concentration is 6.0% super auxiliary rheological agents solution manufacturing method：Auxiliary rheological agents powder super in mass ratio：By go from
Sub- water：Bactericide=6.0:93.5:After 0.5 metering, super auxiliary rheological agents powder is slowly added into the deionized water of stirring, height is cut
Cut 30~60 minutes, it is fully moistened and rise, form the transparency liquid of good fluidity, be slowly added into bactericide, stirring is stored in
Dry, shady and cool, well-ventilated, the containers for future use of closed plastic material, used after standing at least 24 hours, storage life
For 12 months.
(2) continuous phase preparation method
By described continuous phase emulsion under 400~600 revs/min of moderate-speed mixers, the described of addition 60.0~75.0% goes
Ionized water, stirring sequentially add described multifunctional assistant, described coalescents, described antifreezing agent, institute after 3~5 minutes
It is the bactericide stated, described defoamer, described thickener, described nanoscale hydrophobic oleophilic oil silica, described remaining
Deionized water, mix 5~10 minutes, produce continuous phase；
(3) dispersed phase preparation method
By described hydroxyethyl cellulose and 60.0~75.0% deionized water with 1200~1500 revs/min of height
Speed is scattered 15~20 minutes, adds 70.0~80.0% multifunctional assistant, adds 50.0~60.0% defoaming
Agent, stirring mix to obtain solution A in 2 minutes；By the solution A, the inorganic pigment, described colorful special-used colour starch, the filler,
Described dispersant obtains slurry B, and ground slurry B to the μ of fineness 45 for scattered 15~20 minutes with 1200~1500 revs/min of high speeds
Below m, obtain slurry C；
Under 400~600 revs/min of moderate-speed mixers, described scattered phase emulsion, described surplus is sequentially added into slurry C
It is remaining multifunctional assistant, described coalescents, described antifreezing agent, described bactericide, described remaining defoamer, described
Thickener, described stabilizer, described 10~15% deionized water, mix 5~10 minutes, produce semi-finished product D；
It is 23 ± 2 DEG C that semi-finished product D is placed on into temperature, in the environment of relative humidity 50 ± 5%.24h is placed, 200~
Under 400 stirring at low speed, 6.0% super auxiliary rheological agents solution is added, remaining deionized water mixes 5 minutes to obtain continuous phase；
(4) after continuous phase being stood into 2h, auxiliary rheological agents solution will 6.0% be surpassed in mass ratio：Dispersed phase：Continuous phase=(290
~305):(310~320):(395~440) are measured, and are added to scattered in continuous phase；
(5) it is granulated by the form of required particle；
(6) 4 hours are stood after the completion of being granulated；
(7) add continuous phase emulsion after standing to be stirred 5 minutes with 200 revs/min, produce this product.
Comparative example 1：
The composition of raw materials (wt%) of aqueous colorful building coating：
In the embodiment of the present invention, described preparation method is preferably carried out in the steps below：
(1) concentration is 6.0% super auxiliary rheological agents solution manufacturing method：Auxiliary rheological agents powder super in mass ratio：By go from
Sub- water：Bactericide=6.0:93.5:After 0.5 metering, super auxiliary rheological agents powder is slowly added into the deionized water of stirring, height is cut
Cut 30~60 minutes, it is fully moistened and rise, form the transparency liquid of good fluidity, be slowly added into bactericide, stirring is stored in
Dry, shady and cool, well-ventilated, the containers for future use of closed plastic material, used after standing at least 24 hours, storage life
For 12 months.
(2) continuous phase preparation method
By described continuous phase emulsion under 400~600 revs/min of moderate-speed mixers, the described of addition 60.0~75.0% goes
Ionized water, stirring sequentially add described multifunctional assistant, described coalescents, described antifreezing agent, institute after 3~5 minutes
The bactericide stated, described defoamer, described thickener, the remaining deionized water, mix 5~10 minutes, the company of producing
Continuous phase.(3) dispersed phase preparation method
By described hydroxyethyl cellulose and 60.0~75.0% deionized water with 1200~1500 revs/min of height
Speed is scattered 15~20 minutes, adds 70.0~80.0% multifunctional assistant, adds 50.0~60.0% defoaming
Agent, stirring mix to obtain solution A in 2 minutes；By the solution A, the inorganic pigment, described colorful special-used colour starch, the filler,
Described dispersant obtains slurry B, and ground slurry B to the μ of fineness 45 for scattered 15~20 minutes with 1200~1500 revs/min of high speeds
Below m, obtain slurry C；
Under 400~600 revs/min of moderate-speed mixers, described scattered phase emulsion, described surplus is sequentially added into slurry C
It is remaining multifunctional assistant, described coalescents, described antifreezing agent, described bactericide, described remaining defoamer, described
Thickener, described 10~15% deionized water, mix 5~10 minutes, produce semi-finished product D；
It is 23 ± 2 DEG C that semi-finished product D is placed on into temperature, in the environment of relative humidity 50 ± 5%.24h is placed, 200~
Under 400 stirring at low speed, 6.0% super auxiliary rheological agents solution is added, remaining deionized water mixes 5 minutes to obtain continuous phase；
(4) after continuous phase being stood into 2h, auxiliary rheological agents solution will 6.0% be surpassed in mass ratio：Dispersed phase：Continuous phase=(290
~305):(310~320):(395~440) are measured, and are added to scattered in continuous phase；
(5) it is granulated by the form of required particle；
(6) 4 hours are stood after the completion of being granulated；
(7) add continuous phase emulsion after standing to be stirred 5 minutes with 200 revs/min, produce this product.
Effect example：
Commercially available aqueous colorful building coating EG9080, aqueous colorful building coating LN253, embodiment 1~3 coloring agent
The aqueous colorful building coating of body resist blocking and that and the coating of comparative example 1 carry out every experiment of performance and environmental protection index, tool
Body the results are shown in Table 1 and table 2.
Table 1
Table 2
It can be seen in table 1 that the present invention coloring colloid resist blocking and that aqueous colorful building coating thermal storage stability it is good,
Application property is good, appearance of film is normal, compared with standard specimen, the no significant difference such as color, decorative pattern, and brushing resistance, stain resistance, resistance to people
Work weathering aging protrudes；Then heat-storage is stablized poor for commercially available aqueous colorful building coating and comparative example 1, is blocked up during application property
Rifle, cause efficiency of construction low, appearance of film is abnormal, compared with standard specimen, color, decorative pattern notable difference, abrasion resistance and resistance to people
Work weathering aging is also not as good as the embodiment of the present invention 1~3.
As seen from Table 2, the VOC content of the aqueous colorful building coating of coloring colloid resist blocking and that of the invention, free first
Aldehyde, content of beary metal are also far below commercially available aqueous colorful building coating.
To sum up, the aqueous colorful building coating of resist blocking and that of the invention can significantly improve the repeatability of production process, production
Storage process stability, the convenience of product process construction and the fidelity of product of product, have very wide market prospects.
Claims (25)
1. a kind of aqueous colorful building coating for colouring colloid resist blocking and that, it is characterised in that described coating is by continuous phase with dividing
Dephasing forms, and the component of the composition of raw materials of coating by mass percentage includes：
Continuous phase：It is continuous phase emulsion 62.8~68.2%, coalescents 3.2~3.5%, bactericide 0.3~0.4%, multi-functional
It is auxiliary agent 0.10~0.30%, thickener 0.30~0.40%, defoamer 0.30~0.40%, antifreezing agent 3.2~3.6%, anti-stick
Even agent 0.05~0.5%, surplus is deionized water；
Dispersed phase：Scattered phase emulsion 22.2~24.0%, hydroxyethyl cellulose 5.6~6.1%, inorganic pigment 0.10~2.0%,
Colorful special-used colour starch 0.20~1.5%, filler 8.5~11.2%, dispersant 0.10~0.50%, defoamer 0.35~
0.45%th, multifunctional assistant 0.10~0.30%, coalescents 0.31~0.35%, antifreezing agent 1.6~2.0%, thickener
0.20~0.30%, stabilizer 0.3~0.5%, the super auxiliary rheological agents solution 5.6~6.2% that concentration is 6.0%, bactericide
0.18~0.26%, surplus is deionized water；
Wherein, the pH of the coating is 8.0~9.5.
2. the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 1, it is characterised in that described company
Continuous phase emulsion selects pure third or silicone acrylic emulsion, described pure third or silicone acrylic emulsion MFT≤3 DEG C, solid content >=
14.0%.
3. the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 1, it is characterised in that described point
Dephasing emulsion selects self-cross linking type high resiliency pure-acrylic emulsion, and described self-cross linking type high resiliency pure-acrylic emulsion solid content >=
21.0%th, 25 DEG C of viscosity >=120KU.
4. the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 1, it is characterised in that described is super
Auxiliary rheological agents select modified synthesis sheet silicate, described modified synthesis sheet silicate particle diameter≤45 μm.
5. the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 1, it is characterised in that described hydroxyl
2600~3300mPa.s of viscosity of ethyl cellulose active ingredient >=90%, the 2wt% aqueous solution.
6. the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 1, it is characterised in that described nothing
Machine pigment is weatherability up to the inorganic pigment of 5 grades and light resistance up to 7 grades or the mill base by grinding, described inorganic pigment or color
Starch as the one or more in rutile titanium white, iron oxide yellow and iron oxide red.
7. the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 1, it is characterised in that described fills out
The oil absorption ＜ 75g/100g of material, whiteness >=94.
8. the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 7, it is characterised in that described fills out
Expect that for kaolin, described kaolinic mesh number be 1250~1500 mesh.
9. the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 1, it is characterised in that described profit
Hygroscopic water powder is the low bubble property wetting dispersing agent of equal polycarboxylic acid salt.
10. the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 9, it is characterised in that described
The pH value of the wetting dispersing agent 1wt% aqueous solution is 6~8, and density is 1.05~1.08g/cm3(20℃)。
11. the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 1, it is characterised in that described
Defoamer is modified methyl polysilicone alkanes defoamer.
12. the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 11, it is characterised in that described
Modified methyl polysilicone alkanes defoamer pH value is 5~8, and density is 0.89~0.95g/cm3(20℃)。
13. the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 1, it is characterised in that described
Viscosity (20 DEG C)≤100mPa.s of bactericide.
14. the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 1, it is characterised in that described
Thickener is non-ionic polyurethane class association thickener.
15. the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 1, it is characterised in that described
Antiblocking agent is SiO2。
16. the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 15, it is characterised in that described
Silica includes superfine powdery silica, friction-type silica, nanoscale hydrophobic oleophilic oil silica.
17. the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 1, it is characterised in that described
Stabilizer is modified anion surface active agent, described modified anion surface active agent active principle content >=50%.
18. the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 1, it is characterised in that described
The component of the formula of super auxiliary rheological agents solution by mass percentage specifically includes：Super auxiliary rheological agents powder 6.0%, bactericide
0.5%th, deionized water 93.5%.
19. the aqueous colorful building coating of the coloring colloid resist blocking and that according to any one of claim 1 to 18, its feature
It is, by continuous phase and scattered phase composition, the component of the composition of raw materials of coating by mass percentage specifically includes described coating：
Continuous phase：Continuous phase emulsion 62.8%, coalescents 3.5%, bactericide 0.3%, multifunctional assistant 0.10%, thickener
0.40%th, defoamer 0.40%, antifreezing agent 3.2%, antiblocking agent 0.05%, deionized water 29.25%；
Dispersed phase：Scattered phase emulsion 22.2%, hydroxyethyl cellulose 6.1%, inorganic pigment 2.0%, colorful special-used colour starch
0.20%th, filler 11.2%, dispersant 0.50%, defoamer 0.35%, multifunctional assistant 0.10%, coalescents 0.31%,
Antifreezing agent 1.6%, thickener 0.20%, stabilizer 0.3%, the super auxiliary rheological agents solution 6.2% that concentration is 6.0%, bactericide
0.18%th, deionized water 48.56%；
Wherein, the pH of the coating is 8.0~9.5.
20. the aqueous colorful building coating of the coloring colloid resist blocking and that according to any one of claim 1 to 18, its feature
It is, by continuous phase and scattered phase composition, the component of the composition of raw materials of coating by mass percentage specifically includes described coating：
Continuous phase：Continuous phase emulsion 65.3%, coalescents 3.2%, bactericide 0.36%, multifunctional assistant 0.20%, thickening
Agent 0.30%, defoamer 0.32%, antifreezing agent 3.4%, antiblocking agent 0.02%, deionized water 26.72%；
Dispersed phase：Scattered phase emulsion 23.3%, hydroxyethyl cellulose 5.8%, inorganic pigment 2.0%, colorful special-used colour starch
1.1%th, filler 10.4%, dispersant 0.35%, defoamer 0.38%, multifunctional assistant 0.24%, coalescents 0.32%, anti-
Freeze agent 1.8%, thickener 0.20%, stabilizer 0.4%, the super auxiliary rheological agents solution 6.0% that concentration is 6.0%, bactericide
0.26%th, deionized water 47.45%；
Wherein, the pH of the coating is 8.0~9.5.
21. the aqueous colorful building coating of the coloring colloid resist blocking and that according to any one of claim 1 to 18, its feature
It is, by continuous phase and scattered phase composition, the component of the composition of raw materials of coating by mass percentage specifically includes described coating：
Continuous phase：Continuous phase emulsion 68.2%, coalescents 3.5%, bactericide 0.4%, multifunctional assistant 0.3%, thickener
0.35%th, defoamer 0.30%, antifreezing agent 3.6%, antiblocking agent 0.5%, deionized water 22.85%；
Dispersed phase：Scattered phase emulsion 24.0%, hydroxyethyl cellulose 5.6%, inorganic pigment 1.2%, colorful special-used colour starch
1.5%th, filler 8.5%, dispersant 0.10%, defoamer 0.45%, multifunctional assistant 0.30%, coalescents 0.35%, anti-
Freeze agent 2.0%, thickener 0.30%, stabilizer 0.5%, the super auxiliary rheological agents solution 5.6% that concentration is 6.0%, bactericide
0.20%th, deionized water 49.4%；
Wherein, the pH of the coating is 8.0~9.5.
A kind of 22. preparation of the aqueous colorful building coating of the coloring colloid resist blocking and that any one of claim 1 to 18
Method, it is characterised in that described preparation method includes：
(1) according to the formula of continuous phase, by described continuous phase emulsion, deionized water, multifunctional assistant, coalescents, sterilization
Agent, defoamer, thickener, antifreezing agent, antiblocking agent mixing, produce continuous phase；
(2) according to the formula of dispersed phase, by described scattered phase emulsion, hydroxyethyl cellulose, deionized water, multifunctional assistant,
Defoamer, inorganic pigment, colorful special-used colour starch, filler, dispersant, coalescents, antifreezing agent, thickener, stabilizer, sterilization
Agent, the mixing of 6.0% super auxiliary rheological agents solution, produce dispersed phase；
(3) after continuous phase being stood into 2h, auxiliary rheological agents solution will 6.0% be surpassed in mass ratio：Dispersed phase：Continuous phase=(290~
305):(310~320):(395~440) are measured, and are added to scattered in continuous phase；
(4) it is granulated by the form of required particle；
(5) 4 hours are stood after the completion of being granulated；
(6) add continuous phase emulsion after standing to be stirred 5 minutes with 200 revs/min, produce this product；
Wherein, it is further comprising the steps of before described step (2)：
(A2) according to the formula of super auxiliary rheological agents solution, described super auxiliary rheological agents powder, bactericide, deionized water are mixed,
Produce super auxiliary rheological agents solution.
23. the preparation method of the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 22, its feature
It is, described step (1) is specially：
According to the formula of continuous phase, by described continuous phase emulsion under 400~600 revs/min of moderate-speed mixers, add 60.0~
75.0% deionized water, stirring sequentially add described multifunctional assistant, described coalescents, institute after 3~5 minutes
The antifreezing agent stated, described bactericide, described defoamer, described thickener, described antiblocking agent, described remaining go
Ionized water, mix 5~10 minutes, produce continuous phase.
24. the preparation method of the aqueous colorful building coating of coloring colloid resist blocking and that according to claim 22, its feature
It is, described step (2) specifically includes following steps：
(11) according to the formula of dispersed phase, by described hydroxyethyl cellulose and 60.0~75.0% deionized water with
1200~1500 revs/min of high speeds are scattered 15~20 minutes, add 70.0~80.0% multifunctional assistant, addition 50.0
~60.0% defoamer, stirring mix to obtain solution A in 2 minutes；By the solution A, inorganic pigment, described colorful
Special-used colour starch, the filler, described dispersant obtain slurry B for scattered 15~20 minutes with 1200~1500 revs/min of high speeds, and
Ground slurry B obtains slurry C to below 45 μm of fineness；
(12) under 400~600 revs/min of moderate-speed mixers, described scattered phase emulsion, described surplus is sequentially added into slurry C
It is remaining multifunctional assistant, described coalescents, described antifreezing agent, described bactericide, described remaining defoamer, described
Thickener, described stabilizer, described 10~15% deionized water, mix 5~10 minutes, produce semi-finished product D；
(13) semi-finished product D is placed on temperature as 23 ± 2 DEG C, in the environment of relative humidity 50 ± 5%, places 24h, 200~
Under 400 stirring at low speed, add 6.0% super auxiliary rheological agents solution, remaining deionized water mix 5 minutes, produce dispersed phase.
25. according to the preparation method of the aqueous colorful building coating of the coloring colloid resist blocking and that described in claim 22, it is special
Sign is that described step (A2) specifically includes following steps：
(21) auxiliary rheological agents powder super in mass ratio：By deionized water：Bactericide=6.0:93.5:After 0.5 metering, by super rheology
Auxiliary agent powder is slowly added into the deionized water of stirring, high shear 30~60 minutes, it is fully moistened and is risen, and forms good fluidity
Transparency liquid；
(22) bactericide is slowly added into, is stirred；
(23) dry, shady and cool, well-ventilated, the containers for future use of closed plastic material, after standing at least 24 hours are stored in
Use.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113457480A (en) * | 2021-07-14 | 2021-10-01 | 上海枫满新材料科技有限公司 | Preparation method of ultrafine powder water-based slurry |
| CN113930157A (en) * | 2021-10-29 | 2022-01-14 | 上海宜瓷龙新材料股份有限公司 | Preservative-free water-based building coating and preparation method thereof |
| CN116463020A (en) * | 2023-05-04 | 2023-07-21 | 浙江古品新材料科技有限公司 | Colorful imitation marble paint and preparation process thereof |
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|---|---|---|---|---|
| CN1965046A (en) * | 2004-05-03 | 2007-05-16 | 米切尔曼公司 | Primer coating for enhancing adhesion of liquid toner to polymeric substrates |
| CN103254710A (en) * | 2013-04-11 | 2013-08-21 | 三棵树涂料股份有限公司 | Scraping water-in-water multi-color paint and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1965046A (en) * | 2004-05-03 | 2007-05-16 | 米切尔曼公司 | Primer coating for enhancing adhesion of liquid toner to polymeric substrates |
| CN103254710A (en) * | 2013-04-11 | 2013-08-21 | 三棵树涂料股份有限公司 | Scraping water-in-water multi-color paint and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113457480A (en) * | 2021-07-14 | 2021-10-01 | 上海枫满新材料科技有限公司 | Preparation method of ultrafine powder water-based slurry |
| CN113930157A (en) * | 2021-10-29 | 2022-01-14 | 上海宜瓷龙新材料股份有限公司 | Preservative-free water-based building coating and preparation method thereof |
| CN116463020A (en) * | 2023-05-04 | 2023-07-21 | 浙江古品新材料科技有限公司 | Colorful imitation marble paint and preparation process thereof |
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