CN109852174A - Aqueous anti-algae antibiotic paint and preparation method thereof - Google Patents
Aqueous anti-algae antibiotic paint and preparation method thereof Download PDFInfo
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- CN109852174A CN109852174A CN201811532056.6A CN201811532056A CN109852174A CN 109852174 A CN109852174 A CN 109852174A CN 201811532056 A CN201811532056 A CN 201811532056A CN 109852174 A CN109852174 A CN 109852174A
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Abstract
Aqueous anti-algae antibiotic paint of one kind and preparation method thereof is provided, according to mass fraction meter, which includes: the polyvinylpyrrolidone of the resin aqueous emulsion of 600~700 mass parts, the antibacterial and mouldproof algaecide of 10~15 mass parts, the nanometer Ag Br of 5~10 mass parts and 1~5 mass parts.Aqueous anti-algae antibiotic paint of the present invention has the double effects of building decoration and antisepsis, has efficient and the long period sterilization and rejection ability extensively to bacterium.
Description
Technical field
The present invention relates generally to paint fields, and particularly, are related to aqueous anti-algae antibiotic paint and preparation method thereof.
Background technique
Water paint becomes the mainstream side of modern coatings industrial development because its VOC content is extremely low and saves the energy at present
To field constantly expands, and quantity constantly increases, but also gradually exposes it in quality and function in common coating use process
The defect of aspect.
Due to containing organic substance in coating, substance base abundant is provided for the growth and breeding of microorganism and algae
Plinth, and the metabolites such as enzyme and organic acid that microorganism and algae generate in metabolic processes can make the organic matter in coating
Matter, film are destroyed.After infringement of the film by microorganism and algae, film forming matter is dissolved, substrate suffer erosion from
And the resilience to environment is lost, and it is last until discoloration, blistering, dusting, fall off, cause protected material to lose protection
Layer.
Therefore, how a kind of drawbacks described above that can improve common coating to be provided, all from microbial attack after coating film forming,
The microorganism and algal grown in film can especially be inhibited for a long time after coating film forming, and kill and resist external erosion film
Various microorganisms and algae, be those skilled in the art's technical problem urgently to be resolved.
Summary of the invention
The present invention provides a kind of aqueous anti-algae antibiotic paint, wherein according to mass fraction meter, which includes: 600
The nanometer Ag Br of the resin aqueous emulsion of~700 mass parts, the antibacterial and mouldproof algaecide of 10~15 mass parts, 5~10 mass parts
With the polyvinylpyrrolidone of 1~5 mass parts.
In some embodiments, in the aqueous anti-algae antibiotic paint, the nanometer Ag Br and the polyethylene pyrrole
The mass ratio of pyrrolidone is (5~10)/1.
In some embodiments, in the aqueous anti-algae antibiotic paint, the resin aqueous emulsion is acrylate
The solid content of copolymer, the acrylate copolymer is 59%-61%, and minimum film formation temperature is at 5 DEG C.
In some embodiments, in the aqueous anti-algae antibiotic paint, antibacterial and mouldproof algaecide is 2- methyl mercapto -4-
Iodo- 2 propargyl butyl carbamate of tert-butylamino -6- cyclopropylamino-S- triazine.
In some embodiments, in the aqueous anti-algae antibiotic paint, which further includes 150~250 parts
Filler.
In some embodiments, in the aqueous anti-algae antibiotic paint, the filler is calcined kaolin, diatomite
At least one of with powdered whiting；
In some embodiments, in the aqueous anti-algae antibiotic paint, according to mass fraction meter, the antibiotic paint is also
It include: the wetting agent of 0.5~1 mass parts, the dispersing agent of 1~3 mass parts, the defoaming agent of 1~3 mass parts, 0.2~0.8 mass
Part thickener, the levelling agent of 1~2 mass parts, the pH adjusting agent of 0.5~1 mass parts and 30~35 mass parts coalescing agent.
In some embodiments, in the aqueous anti-algae antibiotic paint,
The wetting agent is that polyoxyethylated alkyl phenol, polyoxyethylene aliphatic alcohol ether and polyoxyethylene polyoxypropylene block are total
At least one of polymers；
The dispersing agent is ammonium polyacrylate salt dispersing agent；
The defoaming agent is mineral oil defoaming agent；
The levelling agent is polyurethanes levelling agent；
The thickener is that alkali soluble rises at least one of class thickener and polyacrylate.
Another aspect of the present invention provides a kind of preparation method of aqueous anti-algae antibiotic paint comprising following steps:
Step 1: successively water, pH adjusting agent, dispersing agent, defoaming agent and wetting agent are added in reaction kettle, with 400~
The speed of 500rpm stirs 2min~10min to uniform.
Step 2: filler is added into reaction kettle, 30min~45min is stirred to mill base with the speed of 800~1200rpm
Uniformly；
Step 3 enters resin aqueous emulsion and levelling agent into reaction kettle, with the speed of 600~800rpm stirring 5min~
10min surveys initial viscosity, according to initial viscosity, thickener is added and carries out being thickened to 25 DEG C, stormer viscosity meter 70-80KU.
In above scheme, the preparation method of the aqueous anti-algae antibiotic paint is also wrapped between step 2 and step 3
It includes:
Nanometer Ag Br and polyvinylpyrrolidone are added into the reaction kettle, the speed of 600~800rpm stirs 15min
~20min, until mill base is uniform.
The utility model has the advantages that
Microorganism is widely present in nature, and usual mould is suitable for that the natural conditions of flourish are temperature 23 DEG C~38
DEG C, relative humidity is 85%~100%, therefore metope and other regional constant temperature, constant humidity inside and outside the building in warm and humid area
The growth of the suitable bacterium such as metope, ceiling, ground, the underground engineering in workshop, they multiply rapid and thus bear various enzymes,
The metabolite of acid and toxin, to influence the appearance and quality of article, and pollutes environment, endangers growth and the mankind of animals and plants
Health.If just will receive the different degrees of erosion of bacterium, bacterium is for organic paint coatings using general decor coating
It corrodes even more serious, can be faded, be stain by the later coating of bacterial corrosion, so that falling off.This is because bacterium corrode film with
Afterwards, enzyme can be secreted out of, these secretion can further decompose organic binder matter in coating, become the nutrients of bacterial growth
Matter is to destroy entire coating.Especially in the case where southern china rainy season, should more it pay attention to.Water of the present invention
Property anti-algae antibiotic paint there are the double effects of building decoration and antisepsis, have to bacterium and efficiently killed extensively with the long period
Bacterium and rejection ability.
Specific embodiment
The existing various exemplary embodiment that the present invention will be described in detail, the detailed description are not considered as to limit of the invention
System, and it is understood as the more detailed description to certain aspects of the invention, characteristic and embodiment.
It should be understood that it is to describe special embodiment that heretofore described term, which is only, it is not intended to limit this hair
It is bright.In addition, for the numberical range in the present invention, it is thus understood that it is also specifically disclosed that every between the upper and lower bound of the range
A median.In in the median and any other statement value in any statement value or stated ranges or in the range
Between each of between value lesser range be also included in the present invention.These small range of upper and lower bounds can independently include
Or it excludes in range.
Unless otherwise stated, all technical and scientific terms used herein has the routine in field of the present invention
The normally understood identical meanings of technical staff.Although the present invention only describes preferred method and material, of the invention
Implement or also can be used and similar or equivalent any method and material described herein in testing.The institute mentioned in this specification
There is document to be incorporated by reference into, to disclosure and description method relevant to the document and/or material.It is incorporated to any
When document conflicts, it is subject to the content of this specification.
Without departing substantially from the scope or spirit of the invention, the specific embodiment of description of the invention can be done more
Kind improvements and changes, this will be apparent to those skilled in the art.Other realities obtained by specification of the invention
Applying mode for technical personnel is apparent obtain.Present specification and embodiment are merely exemplary.
It is open term, i.e., about "comprising" used herein, " comprising ", " having ", " containing " etc.
Mean including but not limited to.
Heretofore described " mass parts " or " % " unless otherwise instructed, by mass.
The present invention provides a kind of aqueous anti-algae antibiotic paint, wherein according to mass fraction meter, which includes: 600
The nanometer Ag Br of the resin aqueous emulsion of~700 mass parts, the antibacterial and mouldproof algaecide of 10~15 mass parts, 5~10 mass parts
With the polyvinylpyrrolidone of 1~5 mass parts.
The good stabilizer of polyvinylpyrrolidone, nanometer Ag Br is stable to be dispersed in polyvinylpyrrolidone, even if
The phenomenon that parsing, aggregation or precipitating will not occur in storage 5 years, nanometer Ag Br.
Aqueous anti-algae antibiotic paint of the present invention adds the nanometer being stable in the presence of in polyvinylpyrrolidone solvent
AgBr, using nanometer Ag Br photocatalysis antibacterial, the levels of reactive oxygen species that can be generated can destroy all kinds of organic substances of bacterium；
The silver ion of the dissolved release of the solubility product of nanometer Ag Br inherently, can with the protein of cell membrane, lipid, intracellular protein,
The effects of DNA, causes these substances to lose bioactivity；At the same time, the presence of nanometer Ag Br surface portion Ag0 is formed
AgBr@Ag nanoparticle, due to the presence of nano surface silver simple substance, the photoelectronic transfer of synergy improves AgBr nanoparticle
Photocatalysis efficiency；Light of the local surface plasma resonance effect enhancing AgBr nanoparticle of nano silver simple substance to visible region
Son absorbs, and improves the utilization to solar energy.Meanwhile Nano silver grain is the release of anion, nanoparticle being capable of slow release
Ion out, when nanoparticle is in the microenvironment surrounded by a large amount of insoluble material, nanoparticle cannot release from
Son, anion are slowly released from particle, silver nano-grain is mixed with other elements in the polymer by oxidation
It is miscellaneous to enhance local corrosion together, reach the release for promoting silver ion.
In above scheme, the mass ratio of the nanometer Ag Br and the polyvinylpyrrolidone is (5~10)/1.Nanometer
After AgBr and polyvinylpyrrolidone are mixed according to the mass ratio of (5~10)/1, nanometer Ag Br is well dispersed in polyvinyl pyrrole
Alkanone, and stable be present in polyvinylpyrrolidone.In some embodiments, the nanometer Ag Br and the polyethylene
The mass ratio of pyrrolidones is 5/1,6/1,7/1,8/1,9/1 or 10/1.
In above scheme, the resin aqueous emulsion is acrylate copolymer, and consolidating for the acrylate copolymer contains
Amount is 59%-61%, and minimum film formation temperature is at 5 DEG C.
In above scheme, antibacterial and mouldproof algaecide is 2- methyl mercapto -4- tert-butylamino -6- cyclopropylamino-S- triazine
Iodo- 2 propargyl butyl carbamate.Iodo- 2 propargyl of 2- methyl mercapto -4- tert-butylamino -6- cyclopropylamino-S- triazine
Butyl carbamate has the function of anti-algae, has a safety feature.
In above scheme, which further includes 150~250 parts of filler.Wherein, the filler is calcining kaolinite
At least one of soil, diatomite and powdered whiting；In some embodiments, the filler is calcined kaolin, diatom
Soil and powdered whiting, the mass ratio of calcined kaolin, diatomite and powdered whiting are 1/1/1,1/2/1 or 1/2/2.
In above scheme, according to mass fraction meter, the antibiotic paint further include: the wetting agent of 0.5~1 mass parts, 1~3
The dispersing agent of mass parts, the defoaming agent of 1~3 mass parts, the thickener of 0.2~0.8 mass parts, 1~2 mass parts levelling agent,
The coalescing agent of the pH adjusting agent of 0.5~1 mass parts and 30~35 mass parts.
The wetting agent is that polyoxyethylated alkyl phenol, polyoxyethylene aliphatic alcohol ether and polyoxyethylene polyoxypropylene block are total
At least one of polymers；
The dispersing agent is ammonium polyacrylate salt dispersing agent；
The defoaming agent is mineral oil defoaming agent；
The levelling agent is polyurethanes levelling agent；
The thickener is that alkali soluble rises at least one of class thickener and polyacrylate.
The present invention also provides a kind of preparation methods of aqueous anti-algae antibiotic paint comprising following steps:
Step 1: successively water, pH adjusting agent, dispersing agent, defoaming agent and wetting agent are added in reaction kettle, with 400~
The speed of 500rpm stirs 2min~10min to uniform；
Step 2: filler is added into reaction kettle, 30min~45min is stirred to mill base with the speed of 800~1200rpm
Uniformly；
Step 3 enters resin aqueous emulsion and levelling agent into reaction kettle, with the speed of 600~800rpm stirring 5min~
10min surveys initial viscosity, according to initial viscosity, thickener is added and carries out being thickened to 25 DEG C, stormer viscosity meter 70-80KU.
In above scheme, between step 2 and step 3 further include:
Nanometer Ag Br and polyvinylpyrrolidone are added into the reaction kettle, the speed of 600~800rpm stirs 15min
~20min, until mill base is uniform.
Surface drying time of the present invention is by referring to national standard " GB/T 6753.2-1986 coating surface drying experiment
Ballotini method " it tests.
It is of the present invention to do solid work by reference to national standard " GB/T 1728-1989 paint film, the survey of putty membrane drying time
Determine method " it tests.
Alkali resistance of the present invention passes through national standard " GB/T 1763-1979 paint film chemical reagent resistance measuring method "
To test.
Low-temperature stability content of the present invention is by reference to national standard " GB/T 18426-2001 rubber or plastics
Coating fabric at low temperature bend test " it tests.
Anti- algae property of the present invention is surveyed by national standard " the anti-algae property measuring method of GB/T 21353-2008 paint film "
Examination.
Fungus-resistant of the present invention is by the way that coating to be coated on the wall in room, and coated area is identical, room
Between door, window the case where opening, Escherichia coli on test metope, staphylococcus aureus and moulding fungi are carried out after 2 months
And the mouldy area (range that mouldy region accounts for coating coated area) of measurement.
Embodiment
Embodiment 1
A kind of aqueous anti-algae antibiotic paint, wherein according to mass fraction meter, which includes: the water of 600 mass parts
Property resin emulsion, the antibacterial and mouldproof algaecide of 10 mass parts, the nanometer Ag Br of 5 mass parts and 1 mass parts polyvinylpyrrolidine
Ketone.
In above scheme, the mass ratio of the nanometer Ag Br and the polyvinylpyrrolidone is 5/1.
In above scheme, the resin aqueous emulsion is acrylate copolymer, and consolidating for the acrylate copolymer contains
Amount is 59%, and minimum film formation temperature is at 5 DEG C.
In above scheme, antibacterial and mouldproof algaecide is 2- methyl mercapto -4- tert-butylamino -6- cyclopropylamino-S- triazine
Iodo- 2 propargyl butyl carbamate.
In above scheme, which further includes 150 parts of filler.
In above scheme, the filler is calcined kaolin, diatomite and powdered whiting；Calcined kaolin, diatomite
Mass ratio with powdered whiting is 1/1/1
In above scheme, according to mass fraction meter, the antibiotic paint further include: the wetting agent of 0.5 mass parts, 1 mass parts
Dispersing agent, the defoaming agent of 1 mass parts, the thickener of 0.2 mass parts, the levelling agent of 1 mass parts, 0.5 mass parts pH adjust
The coalescing agent of agent and 30 mass parts.
Wherein, the wetting agent is polyoxyethylated alkyl phenol；
The dispersing agent is ammonium polyacrylate salt dispersing agent；
The defoaming agent is mineral oil defoaming agent；
The levelling agent is polyurethanes levelling agent；
The thickener is that alkali soluble rises at least one of class thickener and polyacrylate.
Preparation method:
Step 1: successively water, pH adjusting agent, dispersing agent, defoaming agent and wetting agent are added in reaction kettle, with 400~
The speed of 500rpm stirs 2min~10min to uniform；
Step 2: filler is added into reaction kettle, 30min~45min is stirred to mill base with the speed of 800~1200rpm
Uniformly；
Step 3: addition nanometer Ag Br and polyvinylpyrrolidone, the speed of 600~800rpm are stirred into the reaction kettle
15min~20min is mixed, until mill base is uniform；
Step 4: enter resin aqueous emulsion and levelling agent into reaction kettle, with the speed stirring 5min of 600~800rpm~
10min surveys initial viscosity, according to initial viscosity, thickener is added and carries out being thickened to 25 DEG C, stormer viscosity meter 70-80KU.
Embodiment 2
A kind of aqueous anti-algae antibiotic paint, wherein according to mass fraction meter, which includes: the water of 700 mass parts
Property resin emulsion, the antibacterial and mouldproof algaecide of 15 mass parts, the nanometer Ag Br of 10 mass parts and 1 mass parts polyvinylpyrrolidine
Ketone.
In above scheme, the mass ratio of the nanometer Ag Br and the polyvinylpyrrolidone is 10/1.
In above scheme, the resin aqueous emulsion is acrylate copolymer, and consolidating for the acrylate copolymer contains
Amount is 61%, and minimum film formation temperature is at 5 DEG C.
In above scheme, antibacterial and mouldproof algaecide is 2- methyl mercapto -4- tert-butylamino -6- cyclopropylamino-S- triazine
Iodo- 2 propargyl butyl carbamate.
In above scheme, which further includes 250 parts of filler.
In above scheme, the filler is calcined kaolin and diatomite；Calcined kaolin and diatomite mass ratio are 1/
1.
In above scheme, according to mass fraction meter, the antibiotic paint further include: the wetting agent of 1 mass parts, 3 mass parts
Dispersing agent, the defoaming agent of 3 mass parts, the thickener of 0.8 mass parts, the levelling agent of 2 mass parts, 1 mass parts pH adjusting agent and
The coalescing agent of 35 mass parts.
Wherein, the wetting agent is polyoxyethylene aliphatic alcohol ether；
The dispersing agent is ammonium polyacrylate salt dispersing agent；
The defoaming agent is mineral oil defoaming agent；
The levelling agent is polyurethanes levelling agent；
The thickener is that alkali soluble rises at least one of class thickener and polyacrylate.
Preparation method:
Step 1: successively water, pH adjusting agent, dispersing agent, defoaming agent and wetting agent are added in reaction kettle, with 400~
The speed of 500rpm stirs 2min~10min to uniform；
Step 2: filler is added into reaction kettle, 30min~45min is stirred to mill base with the speed of 800~1200rpm
Uniformly；
Step 3: addition nanometer Ag Br and polyvinylpyrrolidone, the speed of 600~800rpm are stirred into the reaction kettle
15min~20min is mixed, until mill base is uniform；
Step 4: enter resin aqueous emulsion and levelling agent into reaction kettle, with the speed stirring 5min of 600~800rpm~
10min surveys initial viscosity, according to initial viscosity, thickener is added and carries out being thickened to 25 DEG C, stormer viscosity meter 70-80KU.
Embodiment 3
A kind of aqueous anti-algae antibiotic paint, wherein according to mass fraction meter, which includes: the water of 650 mass parts
Property resin emulsion, the antibacterial and mouldproof algaecide of 12 mass parts, the nanometer Ag Br of 10 mass parts and 1 mass parts polyvinylpyrrolidine
Ketone.
In above scheme, the mass ratio of the nanometer Ag Br and the polyvinylpyrrolidone is 10/1.
In above scheme, the resin aqueous emulsion is acrylate copolymer, and consolidating for the acrylate copolymer contains
Amount is 60%, and minimum film formation temperature is at 5 DEG C.
In above scheme, antibacterial and mouldproof algaecide is 2- methyl mercapto -4- tert-butylamino -6- cyclopropylamino-S- triazine
Iodo- 2 propargyl butyl carbamate.
In above scheme, which further includes 200 parts of filler.
In above scheme, the filler is diatomite and powdered whiting；The mass ratio of diatomite and powdered whiting is
1/1。
In above scheme, according to mass fraction meter, the antibiotic paint further include: the wetting agent of 0.7 mass parts, 2 mass parts
Dispersing agent, the defoaming agent of 2 mass parts, the thickener of 0.6 mass parts, the levelling agent of 1.5 mass parts, 0.7 mass parts pH tune
Save the coalescing agent of agent and 32 mass parts.
Wherein, the wetting agent is polyoxyethylene polyoxypropylene block copolymer；
The dispersing agent is ammonium polyacrylate salt dispersing agent；
The defoaming agent is mineral oil defoaming agent；
The levelling agent is polyurethanes levelling agent；
The thickener is polyacrylate.
Preparation method:
Step 1: successively water, pH adjusting agent, dispersing agent, defoaming agent and wetting agent are added in reaction kettle, with 400~
The speed of 500rpm stirs 2min~10min to uniform；
Step 2: filler is added into reaction kettle, 30min~45min is stirred to mill base with the speed of 800~1200rpm
Uniformly；
Step 3: addition nanometer Ag Br and polyvinylpyrrolidone, the speed of 600~800rpm are stirred into the reaction kettle
15min~20min is mixed, until mill base is uniform；
Step 4: enter resin aqueous emulsion and levelling agent into reaction kettle, with the speed stirring 5min of 600~800rpm~
10min surveys initial viscosity, according to initial viscosity, thickener is added and carries out being thickened to 25 DEG C, stormer viscosity meter 70-80KU.
Embodiment 4
A kind of aqueous anti-algae antibiotic paint, wherein according to mass fraction meter, which includes: the water of 630 mass parts
Property resin emulsion, the antibacterial and mouldproof algaecide of 14 mass parts, the nanometer Ag Br of 7 mass parts and 1 mass parts polyvinylpyrrolidine
Ketone.
In above scheme, the mass ratio of the nanometer Ag Br and the polyvinylpyrrolidone is 7/1.
In above scheme, the resin aqueous emulsion is acrylate copolymer, and consolidating for the acrylate copolymer contains
Amount is 60%, and minimum film formation temperature is at 5 DEG C.
In above scheme, antibacterial and mouldproof algaecide is 2- methyl mercapto -4- tert-butylamino -6- cyclopropylamino-S- triazine
Iodo- 2 propargyl butyl carbamate.
In above scheme, which further includes 220 parts of filler.
In above scheme, the filler is calcined kaolin, diatomite and powdered whiting；Calcined kaolin, diatomite
Mass ratio with powdered whiting is 1/2/1.
In above scheme, according to mass fraction meter, the antibiotic paint further include: the wetting agent of 0.8 mass parts, 1.8 mass
Part dispersing agent, the defoaming agent of 2.5 mass parts, the thickener of 0.7 mass parts, the levelling agents of 1.3 mass parts, 0.7 mass parts
The coalescing agent of pH adjusting agent and 31 mass parts.
Wherein, the wetting agent is polyoxyethylated alkyl phenol, polyoxyethylene aliphatic alcohol ether and polyoxyethylene polyoxypropylene
At least one of block copolymer；
The dispersing agent is ammonium polyacrylate salt dispersing agent；
The defoaming agent is mineral oil defoaming agent；
The levelling agent is polyurethanes levelling agent；
The thickener is that alkali soluble rises at least one of class thickener and polyacrylate.
Preparation method:
Step 1: successively water, pH adjusting agent, dispersing agent, defoaming agent and wetting agent are added in reaction kettle, with 400~
The speed of 500rpm stirs 2min~10min to uniform；
Step 2: filler is added into reaction kettle, 30min~45min is stirred to mill base with the speed of 800~1200rpm
Uniformly；
Step 3: addition nanometer Ag Br and polyvinylpyrrolidone, the speed of 600~800rpm are stirred into the reaction kettle
15min~20min is mixed, until mill base is uniform；
Step 4: enter resin aqueous emulsion and levelling agent into reaction kettle, with the speed stirring 5min of 600~800rpm~
10min surveys initial viscosity, according to initial viscosity, thickener is added and carries out being thickened to 25 DEG C, stormer viscosity meter 70-80KU.
Comparative example 1
A kind of antibiotic paint, which is characterized in that including following component according to the mass fraction: water-based hydroxyl acrylic acid dispersion
15~30 parts of body, 10~25 parts of anion pp acid dispersion, 5~15 parts of aqueous aliphatic isocyanates, pigments and fillers 15~
55 parts, 6~19 parts and 10~0 parts of deionized water of auxiliary agent.
The characterization test result such as table 1 for the aqueous anti-algae antibiotic paint being prepared in above-described embodiment 1-4 and comparative example 1
It is shown.
Table 1
| Project | Technical indicator | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Comparative example 1 |
| Condition in container | It can stir evenly | It can stir evenly | It can stir evenly | It can stir evenly | It can stir evenly | It can stir evenly |
| Surface drying time, h | 1 | 0.5 | 0.6 | 0.45 | 0.5 | 1.2 |
| It does solid work the time, h | 6 | 5 | 5.5 | 5.5 | 5 | 6 |
| Contrast ratio | 0.9 | 0.93 | 0.92 | 0.92 | 0.94 | 0.89 |
| Application property | It is accessible to brush two | It is accessible to brush two | It is accessible to brush two | It is accessible to brush two | It is accessible to brush two | It is accessible to brush two |
| Paint film appearance | Normally | Normally | Normally | Normally | Normally | Normally |
| Alkali resistance, 48h | It is without exception | It is without exception | It is without exception | It is without exception | It is without exception | It is without exception |
| Abrasion resistance, it is secondary, >= | 5000 | 15000 | 16000 | 15000 | 16000 | 10000 |
| Low-temperature stability | It never degenerates | It never degenerates | It never degenerates | It never degenerates | It never degenerates | It never degenerates |
| Anti- algae property | II grades | I grades | I grades | I grades | I grades | II grades |
| Antimicrobial efficiency, 100% | 98 | 99 | 99 | 99 | 99 | 98 |
Without departing substantially from the scope or spirit of the invention, the specific embodiment of description of the invention can be done more
Kind improvements and changes, this will be apparent to those skilled in the art.Other realities obtained by specification of the invention
Applying mode for technical personnel is apparent obtain.Present specification and embodiment are merely exemplary.
Claims (10)
1. a kind of aqueous anti-algae antibiotic paint, wherein according to mass fraction meter, which includes: 600~700 mass parts
Resin aqueous emulsion, the antibacterial and mouldproof algaecide of 10~15 mass parts, the nanometer Ag Br of 5~10 mass parts and 1~5 mass parts
Polyvinylpyrrolidone.
2. aqueous anti-algae antibiotic paint according to claim 1, wherein the nanometer Ag Br and the polyvinylpyrrolidine
The mass ratio of ketone is (5~10)/1.
3. aqueous anti-algae antibiotic paint according to claim 1, wherein the resin aqueous emulsion is acrylic ester copolymer
The solid content of object, the acrylate copolymer is 59%-61%, and minimum film formation temperature is at 5 DEG C.
4. aqueous anti-algae antibiotic paint according to claim 1, wherein antibacterial and mouldproof algaecide is 2- methyl mercapto -4- uncle
Iodo- 2 propargyl butyl carbamate of butylamino -6- cyclopropylamino-S- triazine.
5. aqueous anti-algae antibiotic paint according to claim 1, wherein the antibiotic paint further includes 150~250 parts and fills out
Material.
6. aqueous anti-algae antibiotic paint according to claim 5, wherein the filler be calcined kaolin, diatomite and
At least one of powdered whiting.
7. aqueous anti-algae antibiotic paint according to claim 1, wherein according to mass fraction meter, which is also wrapped
It includes: the wetting agent of 0.5~1 mass parts, the dispersing agent of 1~3 mass parts, the defoaming agent of 1~3 mass parts, 0.2~0.8 mass parts
Thickener, the levelling agent of 1~2 mass parts, the pH adjusting agent of 0.5~1 mass parts and 30~35 mass parts coalescing agent.
8. aqueous anti-algae antibiotic paint according to claim 7, wherein
The wetting agent is polyoxyethylated alkyl phenol, polyoxyethylene aliphatic alcohol ether and polyoxyethylene polyoxypropylene block copolymer
At least one of；
The dispersing agent is ammonium polyacrylate salt dispersing agent；
The defoaming agent is mineral oil defoaming agent；
The levelling agent is polyurethanes levelling agent；
The thickener is that alkali soluble rises at least one of class thickener and polyacrylate.
9. a kind of preparation method of aqueous anti-algae antibiotic paint according to any one of claims 1 to 8 comprising following step
It is rapid:
Step 1: successively water, pH adjusting agent, dispersing agent, defoaming agent and wetting agent are added in reaction kettle, with 400~500rpm
Speed stir 2min~10min to uniform；
Step 2: filler is added into reaction kettle, it is uniform to mill base with speed stirring 30min~45min of 800~1200rpm；
Step 3 enters resin aqueous emulsion and levelling agent into reaction kettle, with the speed of 600~800rpm stirring 5min~
10min surveys initial viscosity, according to initial viscosity, thickener is added and carries out being thickened to 25 DEG C, stormer viscosity meter 70-80KU.
10. the preparation method of aqueous anti-algae antibiotic paint according to claim 9, is also wrapped between step 2 and step 3
It includes:
It is added nanometer Ag Br and polyvinylpyrrolidone into the reaction kettle, the speed stirring 15min of 600~800rpm~
20min, until mill base is uniform.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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