CN107216722A - The cold wall covering of the net colored gray of super-hydrophobic self-cleaning and its preparation and application - Google Patents
The cold wall covering of the net colored gray of super-hydrophobic self-cleaning and its preparation and application Download PDFInfo
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- CN107216722A CN107216722A CN201710377192.1A CN201710377192A CN107216722A CN 107216722 A CN107216722 A CN 107216722A CN 201710377192 A CN201710377192 A CN 201710377192A CN 107216722 A CN107216722 A CN 107216722A
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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
- C09D125/00—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 an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
- C09D125/02—Homopolymers or copolymers of hydrocarbons
- C09D125/04—Homopolymers or copolymers of styrene
- C09D125/08—Copolymers of styrene
- C09D125/14—Copolymers of styrene with unsaturated 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/004—Reflecting paints; Signal paints
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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
- C09D5/1606—Antifouling paints; Underwater paints characterised by the anti-fouling agent
- C09D5/1612—Non-macromolecular compounds
- C09D5/1625—Non-macromolecular compounds organic
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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
- C09D5/1656—Antifouling paints; Underwater paints characterised by the film-forming substance
- C09D5/1662—Synthetic film-forming substance
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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
- C09D5/22—Luminous paints
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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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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/02—Coverings or linings, e.g. for walls or ceilings of plastic materials hardening after applying, e.g. plaster
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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
Abstract
The present invention relates to exterior wall cooling coating technical field, a kind of cold wall covering of the net colored gray of super-hydrophobic self-cleaning and its preparation and application are disclosed.The present invention includes the component of following mass percent：Styrene-acrylic emulsion 30 50%, aqueous phosphorescent pigment 10 30%, stearate 3 20%, titanium dioxide 5 10%, complementary colours mill base 0.5 2%, auxiliary agent 3 5% and water 10 30%, wherein complementary colours is the blue and solid beautiful orange thoroughly of cobalt aluminium, and the mass concentration of complementary colours mill base is 20%.The hydrophobic self-cleaning net effect of the present invention significantly, effectively keeps high sun light reflectivity, energy-saving and emission-reduction, both artistic and practical.
Description
Technical field
The present invention relates to exterior wall cooling coating technical field, the net cold metope of colored gray of more particularly to a kind of super-hydrophobic self-cleaning
Coating and its preparation and application.
Background technology
As global warming trend and people are to the growing interest in terms of living environment, the energy, that constantly rises sheer from level ground is new
Build to build and turn into the key object for subtracting carbon, green construction material opportunity to develop following before just welcoming.
Cold metope is to use reflective insulation material reflected sunlight, slows down the heat transfer of sunshine, reaches that reduction is indoor
The effect of temperature, effectively reduction architecture refrigerating energy consumption, reduce CO2Discharge, alleviate urban heat land effect, substantially reduce greenhouse
Gas is discharged and extension building service life.And cooling coating is developed using special reflecting heat-barrier material and technology
, the coating of heat-insulated purpose is reached with high-efficiency reflective sunshine.
The energy-saving effect of cooling coating is mainly reflected in its reflectivity and infrared emittance to sunshine, current research into
Fruit shows that the infrared emittance of coating is not affected by the external environment, high level when maintaining initially use that can stablize for a long time；
And coating due to exposure out of doors, being stained with ash and the factor such as dust suction can cause coating that the reflectivity of sunshine is greatly lowered, mesh
The preceding method for solving such case is mainly External Wall and periodically cleaned, and operation difficulty is big, and cost is high, dangerous high.In addition,
The reflectance coating of sunshine can absorb substantial amounts of ultraviolet during cooling on daytime, night will not be further continued for cooling, it is impossible to
It is enough to continue to play energy-saving effect.
The content of the invention
The present invention provide a kind of hydrophobic self-cleaning net effect significantly, effectively keep high sun light reflectivity, it is energy-saving and emission-reduction, attractive in appearance
The net cold wall covering of colored gray of practical super-hydrophobic self-cleaning and its preparation and application.
The technical problem of solution is：Existing exterior wall cooling coating, can be with making to the reflectivity of sunshine because being stained with ash and dust suction
Reduced with the extension of time, and night can not continue to play effect of energy-saving and emission-reduction.
In order to solve the above technical problems, the present invention is adopted the following technical scheme that：
The cold wall covering of the net colored gray of super-hydrophobic self-cleaning of the present invention, includes the component of following mass percent：Phenylpropyl alcohol breast
Liquid 30-50%, aqueous phosphorescent pigment 10-30%, stearate 3-20%, titanium dioxide 5-10%, complementary colours mill base 0.5-
2%, auxiliary agent 3-5% and water 10-30%, wherein complementary colours are the blue and solid beautiful orange thoroughly of cobalt aluminium, and the mass concentration of complementary colours mill base is
20%.
The cold wall covering of the net colored gray of super-hydrophobic self-cleaning of the present invention, further, the blue and solid beautiful orange thoroughly of the cobalt aluminium are used
The ratio of amount is 0.25-19.
The cold wall covering of the net colored gray of super-hydrophobic self-cleaning of the present invention, further, after itself film forming of the styrene-acrylic emulsion
Contact angle with water is 85-90 °.
The cold wall covering of the net colored gray of super-hydrophobic self-cleaning of the present invention, further, the stearate are calcium stearate
And/or zinc stearate.
The cold wall covering of the net colored gray of super-hydrophobic self-cleaning of the present invention, further, the titanium dioxide are rutile-type
Titanium dioxide.
The cold wall covering of the net colored gray of super-hydrophobic self-cleaning of the present invention, further, the auxiliary agent include dispersant, wetting
Agent, defoamer, sagging inhibitor, mould inhibitor and thickener.
The cold wall covering of the net colored gray of super-hydrophobic self-cleaning of the present invention, further, the auxiliary agent include following parts by weight
Several components：1-6 parts of dispersant, 2-6 parts of wetting agent, 3-6 parts of defoamer, 8-21 parts of sagging inhibitor, 1-5 parts of mould inhibitor and thickening
4-12 parts of agent.
The preparation method of the cold wall covering of the net colored gray of super-hydrophobic self-cleaning of the present invention, comprises the following steps：
Step 1: getting the raw materials ready：Got the raw materials ready according to following mass percent：
Styrene-acrylic emulsion 30-50%, aqueous phosphorescent pigment 10-30%, stearate 3-20%, titanium dioxide 5-10%, mutually
Complementary color mill base 0.5-2%, auxiliary agent 3-5% and water 10-30%, wherein complementary colours are the blue and solid beautiful orange thoroughly of cobalt aluminium；
Auxiliary agent includes dispersant, wetting agent, defoamer, sagging inhibitor, mould inhibitor and thickener；
Step 2: mill base is prepared：The blue and solid beautiful orange thoroughly of cobalt aluminium is added in styrene-acrylic emulsion, is well mixed, quality is made
Concentration is 20% mill base；The ratio of the blue and solid beautiful thoroughly orange consumption of cobalt aluminium is 0.25-19；
Step 3: mixing：The all components in addition to thickener that step one and step 2 are weighed are mixed, and carry out first
Secondary high-speed stirred is disperseed, and thickener is added after being uniformly dispersed, and is carried out second of dispersed with stirring, is uniformly dispersed.
The preparation method of the cold wall covering of the net colored gray of super-hydrophobic self-cleaning of the present invention, further, first in step 2
The secondary high-speed stirred scattered time is 60-90min, and second of high-speed stirred scattered time is 20-30min.
The application method of the cold wall covering of the net colored gray of super-hydrophobic self-cleaning of the present invention, comprises the following steps：
Step A, spraying：Coating is sprayed into external surface of buildings；Coating thickness is not less than 200 μm；
Step B, polishing：Grinding process is carried out to coating with the sand paper of 120 mesh, the coating layer thickness polished off is 30-50 μm.
The cold wall covering of the net colored gray of super-hydrophobic self-cleaning of the present invention compared with prior art, has the advantages that：
The component that the cold wall covering of the net colored gray of super-hydrophobic self-cleaning of the present invention is selected is simple, economical, environmentally friendly, is sprayed on water
Mud base substrate surface formation coating surface water contact angle average be 154 °, lotus leaf effect substantially, far above existing self-cleaning outside
110 ° or so of wall coating；Roll angle average is 7.2 °, and ultra-hydrophobicity is notable, with good self-cleaning function.
The complementary colours of the blue and solid beautiful orange thoroughly of cobalt aluminium is with the addition of in the cold wall covering of the net colored gray of super-hydrophobic self-cleaning of the present invention,
By adjusting the ratio of complementary color pigment and the concentration of mixing mill base, coating is set to show different colours, from the bluish grey of different lightness
Color is to the orange grey of different lightness, and color category is various, splendid, and good decorating effect has wide range of applications；Meanwhile, cobalt aluminium it is blue and
Gu the ratio of beautiful thoroughly orange consumption can effectively improve reflectivity of the dope layer to sunshine in the range of 0.25-19, can profit on daytime
Substrate surface is cooled with its high near-infrared and solar reflectivity.The present invention with the addition of aqueous noctilucence face in coating
Material, by adjusting its proportioning with complementary colours pigment so that phosphorescent pigment on the premise of complementary pigmented tinting effect is not influenceed,
The gorgeous noctilucence of different colours can be sent at night, family is saved to greatest extent using the ultraviolet in the sunlight absorbed daytime
Outer electric consumption on lighting, while playing building decoration effect, energy-conservation, emission reduction, environmental protection, while having automatically cleaning, waterproof, antifog, anti-caking
Ice and the effect such as dust-proof.
The cold wall covering of the net colored gray of super-hydrophobic self-cleaning of the present invention uses the contact angle after itself film forming with water in 85-
Styrene-acrylic emulsion between 90 °, with preferable hydrophobicity and weatherability, mixes with the chain alkyl in stearate, not only carries
The high dispersion effect of coating, and the lipophilic-hydrophobic property of coating is substantially increased, it is used as the film forming matter of exterior coating, film forming
Effect is good, is adapted to large-scale use.
The cold wall covering of the net colored gray of super-hydrophobic self-cleaning of the present invention has good automatically cleaning, temperature reduction performance and weather-proof
Property, simply, without carrying out low-surface-energy chemical modification, coating is sprayed into after body structure surface preparation process in itself, by specific mesh
Several sand paper are post-processed, you can form the coating with coarse nanostructured, economical convenient, greatly reduce hydrophobic coating
Preparation cost, simplify production technology.
Embodiment
Prepare embodiment
The cold wall covering of the net colored gray of super-hydrophobic self-cleaning of the present invention is prepared in following manner, and concrete operation step is such as
Under：
Step 1: getting the raw materials ready：Got the raw materials ready according to amounts of components shown in Tables 1 and 2；
Step 2: the blue and solid beautiful orange thoroughly of cobalt aluminium is added in styrene-acrylic emulsion, it is well mixed, it is 20% that mass concentration, which is made,
Mill base；The blue and solid beautiful orange thoroughly of cobalt aluminium is mixed according to ratio shown in table 3；
Step 3: mixing：The all components in addition to thickener that step one and step 2 are weighed are mixed, and carry out first
Secondary high-speed stirred is disperseed, and jitter time is 60-90min, and thickener is added after being uniformly dispersed, and carries out second of dispersed with stirring, point
The time of dissipating is 20-30min, is uniformly dispersed and cold wall covering is made.
Table 1 prepares the consumption of embodiment each component
Wherein, the component that auxiliary agent is included is as shown in table 2.
Table 2 prepares the component and consumption of embodiment auxiliary agent
| Parts by weight | Prepare 1 | Prepare 2 | Prepare 3 | Prepare 4 | Prepare 5 |
| Polycarboxylic acids ammonia salt | 2 | 3 | 1 | 5 | 6 |
| NPE | 3 | 2 | 5 | 2 | 6 |
| Polyethers | 3 | 5 | 5 | 6 | 3 |
| Bentonite | 14 | 12 | 17 | 8 | 21 |
| Alkaline mould inhibitor | 3 | 1 | 4 | 5 | 2 |
| Polyurethane | 5 | 7 | 8 | 4 | 12 |
Wherein, the mixed proportion of the blue and solid beautiful orange thoroughly of cobalt aluminium is as shown in table 3.
The mixing consumption ratio of the blue and solid beautiful orange thoroughly of cobalt aluminium in the complementary colours mill base of table 3
| Consumption ratio | Prepare 1 | Prepare 2 | Prepare 3 | Prepare 4 | Prepare 5 |
| Gu blue/beautiful orange thoroughly of cobalt aluminium | 19 | 9 | 4 | 1 | 0.25 |
The net cold wall covering of colored gray of super-hydrophobic self-cleaning made from above-mentioned preparation embodiment is coated to concrete structure
Plate surface, carries out basic performance test, and the method for coating specifically includes following steps：
Step A, spraying：Coating is sprayed into external surface of buildings；Coating thickness is not less than 200 μm；
Step B, polishing：Grinding process is carried out to coating with the sand paper of 120 mesh, the coating layer thickness polished off is 30-50 μm；
The concrete outcome measured is as shown in table 4.
Table 4 prepares embodiment basic performance test result
As shown in Table 4, using each of the cold wall covering of the net colored gray of super-hydrophobic self-cleaning made from preparation method of the present invention
Item basic performance tool meets requirements of the GB/T 31815-2015 " outer surface of building self-cleaning coating " to coating.
Testing example 1
The net cold wall covering of colored gray of super-hydrophobic self-cleaning made from above-mentioned preparation embodiment is sprayed using the above method
To fiber asbestos plate, after polishing, its contact angle and roll angle are determined using contact angle instrument, random fixed point determines five
Different points, calculates contact angle and the average value of roll angle, the coating surface that the coating measured is formed in fiber asbestos plate surface
Water contact angle is specifically as shown in table 5.
Table 5 prepares embodiment coating contacts angle measurement result
| Prepare 1 | Prepare 2 | Prepare 3 | Prepare 4 | Prepare 5 | |
| Coating surface water contact angle ° | 151.3 | 152.9 | 153.1 | 154.3 | 158.7 |
| Roll angle ° | 5 | 8 | 6 | 7 | 10 |
As shown in Table 5, using the cold wall covering of the net colored gray of super-hydrophobic self-cleaning made from preparation method of the present invention in fibre
The coating surface water contact angle of asbestos plate surface formation is tieed up at 151.3 ° -158.7 °, roll angle is in 5 ° -10 °, hydrophobic performance pole
It is good, occur after water suction without phenomenons such as caking, crackings, lotus leaf effect is obvious.
Testing example 2
The net cold wall covering of colored gray of super-hydrophobic self-cleaning made from above-mentioned preparation embodiment is sprayed using the above method
To aluminium alloy plate, its spectral reflectivity is determined and bright using ultraviolet-visible light-near infrared spectrometer and lightness meter respectively
Degree, specific test result is as shown in table 6.
Table 6 prepares embodiment coating spectral reflectivity and lightness measurement result
According to the requirement of JG/T 235-2014 " architectural reflective heat-insulation paint ", when the brightness value of coating is more than or equal to 80,
Its solar reflectivity should be more than or equal to 0.65, and its near infrared reflectivity should be more than or equal to brightness value L/100.As shown in Table 6,
It is to meet the energy-conservation painting for building work standard that the net cold wall covering of colored gray of super-hydrophobic self-cleaning, which is made, using preparation method of the present invention
Material, solar reflectivity is far above standard requirement, up to more than 0.75, with excellent cooling energy-saving effect.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, technical side of the those of ordinary skill in the art to the present invention
In various modifications and improvement that case is made, the protection domain that claims of the present invention determination all should be fallen into.
Claims (10)
1. the cold wall covering of the net colored gray of super-hydrophobic self-cleaning, it is characterised in that：Include the component of following mass percent：Phenylpropyl alcohol
Emulsion 30-50%, aqueous phosphorescent pigment 10-30%, stearate 3-20%, titanium dioxide 5-10%, complementary colours mill base 0.5-
2%, auxiliary agent 3-5% and water 10-30%, wherein complementary colours are the blue and solid beautiful orange thoroughly of cobalt aluminium, and the mass concentration of complementary colours mill base is
20%.
2. the cold wall covering of the net colored gray of super-hydrophobic self-cleaning according to claim 1, it is characterised in that：The cobalt aluminium is blue
Ratio with solid beautiful thoroughly orange consumption is 0.25-19.
3. the cold wall covering of the net colored gray of super-hydrophobic self-cleaning according to claim 1, it is characterised in that：The phenylpropyl alcohol breast
With the contact angle of water it is 85-90 ° after liquid itself film forming.
4. the cold wall covering of the net colored gray of super-hydrophobic self-cleaning according to claim 1, it is characterised in that：The stearic acid
Salt is calcium stearate and/or zinc stearate.
5. the cold wall covering of the net colored gray of super-hydrophobic self-cleaning according to claim 1, it is characterised in that：The titanium dioxide
Titanium is rutile titanium dioxide.
6. the cold wall covering of the net colored gray of super-hydrophobic self-cleaning according to claim 1, it is characterised in that：The auxiliary agent bag
Include dispersant, wetting agent, defoamer, sagging inhibitor, mould inhibitor and thickener.
7. the cold wall covering of the net colored gray of super-hydrophobic self-cleaning according to claim 6, it is characterised in that：The auxiliary agent bag
Include the component of following parts by weight：It is 1-6 parts of dispersant, 2-6 parts of wetting agent, 3-6 parts of defoamer, 8-21 parts of sagging inhibitor, mould proof
4-12 parts of 1-5 parts of agent and thickener.
8. the preparation method of the net cold wall covering of colored gray of super-hydrophobic self-cleaning described in claim 1-7 any one, it is special
Levy and be：Comprise the following steps：
Step 1: getting the raw materials ready：Got the raw materials ready according to following mass percent：
Styrene-acrylic emulsion 30-50%, aqueous phosphorescent pigment 10-30%, stearate 3-20%, titanium dioxide 5-10%, complementary colours
Mill base 0.5-2%, auxiliary agent 3-5% and water 10-30%, wherein complementary colours are the blue and solid beautiful orange thoroughly of cobalt aluminium；
Auxiliary agent includes dispersant, wetting agent, defoamer, sagging inhibitor, mould inhibitor and thickener；
Step 2: mill base is prepared：The blue and solid beautiful orange thoroughly of cobalt aluminium is added in styrene-acrylic emulsion, is well mixed, mass concentration is made
For 20% mill base；The ratio of the blue and solid beautiful thoroughly orange consumption of cobalt aluminium is 0.25-19；
Step 3: mixing：The all components in addition to thickener that step one and step 2 are weighed are mixed, and are carried out high for the first time
Fast dispersed with stirring, adds thickener after being uniformly dispersed, carry out second of dispersed with stirring, be uniformly dispersed.
9. the cold wall covering of the net colored gray of super-hydrophobic self-cleaning according to claim 1, it is characterised in that：In step 2
The high-speed stirred scattered time is 60-90min, and second of high-speed stirred scattered time is 20-30min.
10. the application method of the net cold wall covering of colored gray of super-hydrophobic self-cleaning described in claim 1-7 any one, it is special
Levy and be：Comprise the following steps：
Step A, spraying：Coating is sprayed into external surface of buildings；Coating thickness is not less than 200 μm；
Step B, polishing：Grinding process is carried out to coating with the sand paper of 120 mesh, the coating layer thickness polished off is 30-50 μm.
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|---|---|---|---|
| CN201710377192.1A CN107216722B (en) | 2017-05-25 | 2017-05-25 | The cold wall covering of the net colored gray of super-hydrophobic self-cleaning and its preparation and application |
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| CN201710377192.1A CN107216722B (en) | 2017-05-25 | 2017-05-25 | The cold wall covering of the net colored gray of super-hydrophobic self-cleaning and its preparation and application |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107828289A (en) * | 2017-11-23 | 2018-03-23 | 中国建筑股份有限公司 | Hydrophobic self-cleaning surface temperature is round the clock less than the self-examination lentor fluorescence of temperature and radiation refrigeration coating and preparation method thereof |
| CN112646426A (en) * | 2020-12-18 | 2021-04-13 | 中国建筑西南设计研究院有限公司 | Light yellow refrigeration coating and preparation method and application thereof |
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| US20150011675A1 (en) * | 2012-02-28 | 2015-01-08 | Kaneka Corporation | Coating composition and coating film obtained from coating composition |
| CN104212286A (en) * | 2014-08-26 | 2014-12-17 | 中国建筑股份有限公司 | Gray solar reflective cooling coating and preparation method thereof |
| CN104559383A (en) * | 2014-12-27 | 2015-04-29 | 青岛佳尚创意文化有限公司 | Wear-resisting emulsion paint |
| CN105348935A (en) * | 2015-11-18 | 2016-02-24 | 桐城市慧琦工贸有限公司 | Multifunctional synthetic resin exterior wall water-based paint and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107828289A (en) * | 2017-11-23 | 2018-03-23 | 中国建筑股份有限公司 | Hydrophobic self-cleaning surface temperature is round the clock less than the self-examination lentor fluorescence of temperature and radiation refrigeration coating and preparation method thereof |
| WO2019101006A1 (en) * | 2017-11-23 | 2019-05-31 | 中国建筑股份有限公司 | Hydrophobic self-cleaning anti-stokes fluorescence and radiation refrigeration coating with surface temperature lower than atmospheric temperature day and night and preparation method therefor |
| CN107828289B (en) * | 2017-11-23 | 2019-06-28 | 中国建筑股份有限公司 | Hydrophobic self-cleaning surface temperature is lower than self-examination lentor fluorescence and radiation refrigeration coating of temperature and preparation method thereof round the clock |
| CN112646426A (en) * | 2020-12-18 | 2021-04-13 | 中国建筑西南设计研究院有限公司 | Light yellow refrigeration coating and preparation method and application thereof |
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| CN107216722B (en) | 2019-10-22 |
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