CN105524532A - Antibacterial coating and production method thereof - Google Patents
Antibacterial coating and production method thereof Download PDFInfo
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- CN105524532A CN105524532A CN201610034809.5A CN201610034809A CN105524532A CN 105524532 A CN105524532 A CN 105524532A CN 201610034809 A CN201610034809 A CN 201610034809A CN 105524532 A CN105524532 A CN 105524532A
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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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
Abstract
The invention discloses an antibacterial coating, prepared from the following components: hydrobisphenol A epoxy resin, acrylic resin, typha powder, a silver-doped nano-titanium dioxide antifungus antibacterial agent, 1,4-butanediol diglycidyl ether, 2-aminobutanol, tribromophenol, sodium octanesulfonate, an organic silicon defoamer with a solid content of 30 percent, camphor leave extractives, cenosphere and an ultraviolet absorber 531. The invention further discloses a production method of the antibacterial coating. The coating disclosed by the invention has the advantages of reasonability in preparation, low manufacture cost, suitability for various occasions, safety in use, convenience in maintenance, and the features of quickness in absorption and adsorption of pollutants in the air, strong purification capability and high efficiency.
Description
Technical field
A kind of antibiotic paint of the present invention and production method thereof, belong to building material field.
Background technology
Powder coating is a kind of novel not containing solvent 100% solid powdery coating.There is solvent-free, pollution-free, recyclable, environmental protection, the saving energy and resource, reduce labor intensity and film physical strength high.Powder coating is form diverse with general coating, and it exists with the state of fines.Owing to not using solvent, so be called powder coating.The principal feature of powder coating has: have harmless, high-level efficiency, saving resource and environmental protection feature.Powder coating has two large classes: thermoplastic powder coating and thermosetting powder coating(s).Thermoplastic powder coating is become to be grouped into stablizer etc. by thermoplastic resin, pigment, filler, softening agent.Thermoplastic powder coating comprises: polyethylene, polypropylene, polyester, polyvinyl chloride, penton, polyamide-based, cellulose-based, Polyester.Thermosetting powder coating(s) is made up of thermosetting resin, solidifying agent, pigment, filler and auxiliary agent etc.Thermosetting powder coating(s) comprises: epoxy resin, Polyester, acrylic resin.
Functional powder coating has specific function, provides the external coating material of special purpose.It not only can play the effects such as traditional protection and decoration, also gives the various exceptional functions of material, mainly comprises the several functions such as insulation, conduction, antifouling, heat-resisting, fire-retardant, radioprotective.
At present, the research and production of China's functional powder coating is at the early-stage, still has larger gap compared with Foreign Advanced Lerel.The functional powder coating generally used in the world, roughly has following several types at present: insulated type powder coating, conductivity type powder coating, epoxy anti-corrosive powder, heat resistant type powder coating, decoration type powder coating, flame retardant type powder coating.
Functional powder coating is a kind of material of specific function, plays more and more important effect in many fields such as science and technology, national defence, industrial or agricultural.Current China is larger with external gap in the development of this series products, we must add great development dynamics, develop that functional effect is remarkable, over-all properties is superior, cost is low, application functional powder coating easily, to meet the demand of the national economic development.
Summary of the invention
In order to overcome above-mentioned deficiency, the invention provides a kind of antibiotic paint and production method thereof, this coating is capable of purifying air, has good antioxygenation and antibacterial effect.
The solution of the present invention is as follows: a kind of antibiotic paint, by weight, be made up of following component: bisphenol-A epoxy resin 50 ~ 60 parts, acrylic resin 22 ~ 28 parts, 16 ~ 25 parts, cattail powder, the Ag-carried nanometer titanium dioxide antimildew and antibacterial agent of 0.3 ~ 0.6 part, 1, 4-butanediol diglycidyl ether 1 ~ 3 part, 2-amino butanol 0.2 ~ 0.8 part, tribromophenol 0.3 ~ 0.8 part, perfluorooctane sulfonate 0.6 ~ 1.5 part, solid content is the silicone antifoam agent 0.23 ~ 0.4 part of 30%, camphor leaf extract 0.33 ~ 0.55 part, cenosphere 1 ~ 1.5 part, UV light absorber 5310.5 ~ 0.9 parts,
The preparation of described cattail powder, comprise the following steps: fresh cattail herb being ground into length is after the cattail section of 3 ~ 5mm, to be placed at 45 ~ 65 DEG C of temperature dry 4 ~ 6 hours, then utilize supper micron mill that dried cattail section is ground into the powder that particle diameter is 3 ~ 5 μm, obtain cattail powder;
The preparation of described camphor leaf extract, comprise the following steps: Leaf of Camphortree is pulverized, adopt supercritical carbon dioxide method for extracting to extract and obtain Leaf of Camphortree volatile oil, wherein extracting pressure is 20 ~ 40MPa, extraction temperature is 30 ~ 50 DEG C, flow velocity is 4 ~ 5ml/s, extraction time is 3 ~ 4 hours, then Leaf of Camphortree volatile oil is crossed macroporous resin column, successively adopt volumetric concentration be 42 ~ 45% and 82 ~ 85% aqueous ethanolic solution carry out gradient elution, collect stream part, merge stream part, concentrating under reduced pressure, dry, obtain camphor leaf extract.
Further, described coating by weight, be made up of following component: bisphenol-A epoxy resin 57 parts, acrylic resin 25 parts, 22 parts, cattail powder, Ag-carried nanometer titanium dioxide antimildew and antibacterial agent, BDDE 2 parts, 2-amino butanol 0.5 part, tribromophenol 0.6 part, perfluorooctane sulfonate 1.1 parts, the solid content of 0.55 part are silicone antifoam agent 0.34 part, camphor leaf extract 0.41 part, cenosphere 1.2 parts, the UV light absorber 5310.8 parts of 30%;
A production method for antibiotic paint, is characterized in that, step is as follows:
(1) by above-mentioned weight part, each raw material of accurate weighing, mixing, first 560 ~ 600 DEG C temperature, 650 ~ 720r/min rotating speed under be uniformly mixed 100 ~ 150s; Then 115 ~ 120 temperature, 3000 ~ 3500r/min rotating speed under be uniformly mixed 12 ~ 15min; Again 590 ~ 650 DEG C temperature, 550 ~ 600r/min rotating speed under be uniformly mixed 3 ~ 5min, stop stir, obtain mixture;
(2) mixture forcing machine is extruded at the temperature of 105 ~ 108 DEG C, obtain extruded stock;
(3) extruded stock is pulverized, cross 250 ~ 300 mesh sieves, obtain coating.
Coating environmental protection of the present invention, nontoxic pollution-free: bisphenol-A epoxy resin is used as tackiness agent, is light yellow transparent liquid, having excellent weather resistance of its cured article; Cattail powder is derived from natural phant, camphor leaf extract is extracted from Leaf of Camphortree, as filler, sterilant and rheological agent, to human body without harm, not only have sterilization, desinsection, effect attractive in appearance, and can absorb the airborne dust thing in air, simultaneously also harmful mercury, arsenic, lead etc. have stronger adsorptive power, peculiar smell stink can be eliminated, the double effects reaching attractive in appearance and beautify, purify air.
Acetic acid dodine in the present invention, Ag-carried nanometer titanium dioxide antimildew and antibacterial agent with the use of, effectively can carry out sterilization, purify air.
Coating property of the present invention is stablized, and can directly replace putty powder and emulsion paint, and sand-cement slurry metope directly combines, firmly, non-scale, does not come off, not crackle.Can make various modeling wall surface, cost is low.
Coating of the present invention is reasonable, and cost of manufacture is low, is applicable to various occasion and uses, and use safety, easy to maintenance; It is fast that coating of the present invention has absorption and sorption for the pollutent in air, and detergent power is strong, the feature that efficiency is high.
Embodiment
Below in conjunction with embodiment, the present invention will be further described.
Embodiment 1
A kind of antibiotic paint, by weight, be made up of following component: bisphenol-A epoxy resin 57 parts, acrylic resin 25 parts, 22 parts, cattail powder, Ag-carried nanometer titanium dioxide antimildew and antibacterial agent, BDDE 2 parts, 2-amino butanol 0.5 part, tribromophenol 0.6 part, perfluorooctane sulfonate 1.1 parts, the solid content of 0.55 part are silicone antifoam agent 0.34 part, camphor leaf extract 0.41 part, cenosphere 1.2 parts, the UV light absorber 5310.8 parts of 30%;
The preparation of described cattail powder, comprise the following steps: fresh cattail herb being ground into length is after the cattail section of 3 ~ 5mm, to be placed at 45 DEG C of temperature dry 6 hours, then to utilize supper micron mill that dried cattail section is ground into the powder that particle diameter is 3 ~ 5 μm, obtain cattail powder; The preparation of described camphor leaf extract, comprises the following steps: pulverized by Leaf of Camphortree, adopts supercritical carbon dioxide method for extracting to extract and obtains Leaf of Camphortree volatile oil, wherein extracting pressure is 40MPa, and extraction temperature is 30 DEG C, and flow velocity is 4ml/s, extraction time is 4 hours, then Leaf of Camphortree volatile oil is crossed macroporous resin column, successively adopt volumetric concentration be 45% and 85% aqueous ethanolic solution carry out gradient elution, collect stream part, merge stream part, concentrating under reduced pressure, dry, obtain camphor leaf extract.
A production method for antibiotic paint, step is as follows:
(1) by above-mentioned weight part, each raw material of accurate weighing, mixing, first 580 DEG C temperature, 700r/min rotating speed under be uniformly mixed 120s; Then 118 DEG C temperature, 3300r/min rotating speed under be uniformly mixed 15min; Again 620 DEG C temperature, 560r/min rotating speed under be uniformly mixed 4min, stop stir, obtain mixture;
(2) mixture forcing machine is extruded at the temperature of 106 DEG C, obtain extruded stock;
(3) extruded stock is pulverized, cross 280 mesh sieves, obtain coating.
Embodiment 2
A kind of antibiotic paint, by weight, be made up of following component: a kind of antibiotic paint, by weight, be made up of following component: bisphenol-A epoxy resin 52 parts, acrylic resin 23 parts, 18 parts, cattail powder, Ag-carried nanometer titanium dioxide antimildew and antibacterial agent, BDDE 2.2 parts, 2-amino butanol 0.6 part, tribromophenol 0.4 part, perfluorooctane sulfonate 0.8 part, the solid content of 0.3 part are silicone antifoam agent 0.28 part, camphor leaf extract 0.395 part, cenosphere 1 part, the UV light absorber 5310.6 parts of 30%;
The preparation of described cattail powder, comprise the following steps: fresh cattail herb being ground into length is after the cattail section of 3 ~ 5mm, to be placed at 65 DEG C of temperature dry 4 hours, then to utilize supper micron mill that dried cattail section is ground into the powder that particle diameter is 3 ~ 5 μm, obtain cattail powder; The preparation of described camphor leaf extract, comprises the following steps: pulverized by Leaf of Camphortree, adopts supercritical carbon dioxide method for extracting to extract and obtains Leaf of Camphortree volatile oil, wherein extracting pressure is 20MPa, and extraction temperature is 50 DEG C, and flow velocity is 5ml/s, extraction time is 3 hours, then Leaf of Camphortree volatile oil is crossed macroporous resin column, successively adopt volumetric concentration be 42% and 82% aqueous ethanolic solution carry out gradient elution, collect stream part, merge stream part, concentrating under reduced pressure, dry, obtain camphor leaf extract.
The production method of described antibiotic paint is identical with embodiment 1.
Embodiment 3
A kind of antibiotic paint, by weight, be made up of following component: bisphenol-A epoxy resin 60 parts, acrylic resin 22 parts, 18 parts, cattail powder, Ag-carried nanometer titanium dioxide antimildew and antibacterial agent, BDDE 1 part, 2-amino butanol 0.7 part, tribromophenol 0.44 part, perfluorooctane sulfonate 1.4 parts, the solid content of 0.6 part are silicone antifoam agent 0.35 part, camphor leaf extract 0.51 part, cenosphere 1.4 parts, the UV light absorber 5310.8 parts of 30%;
The preparation of described cattail powder, comprise the following steps: fresh cattail herb being ground into length is after the cattail section of 3 ~ 5mm, to be placed at 45 DEG C of temperature dry 6 hours, then to utilize supper micron mill that dried cattail section is ground into the powder that particle diameter is 3 ~ 5 μm, obtain cattail powder; The preparation of described camphor leaf extract, comprises the following steps: pulverized by Leaf of Camphortree, adopts supercritical carbon dioxide method for extracting to extract and obtains Leaf of Camphortree volatile oil, wherein extracting pressure is 40MPa, and extraction temperature is 30 DEG C, and flow velocity is 4ml/s, extraction time is 4 hours, then Leaf of Camphortree volatile oil is crossed macroporous resin column, successively adopt volumetric concentration be 45% and 85% aqueous ethanolic solution carry out gradient elution, collect stream part, merge stream part, concentrating under reduced pressure, dry, obtain camphor leaf extract.
The production method of described antibiotic paint is identical with embodiment 1.
Embodiment 4
A kind of antibiotic paint, by weight, be made up of following component: bisphenol-A epoxy resin 51 parts, acrylic resin 27 parts, 22 parts, cattail powder, Ag-carried nanometer titanium dioxide antimildew and antibacterial agent, BDDE 1.6 parts, 2-amino butanol 0.7 part, tribromophenol 0.65 part, perfluorooctane sulfonate 0.8 part, the solid content of 0.55 part are silicone antifoam agent 0.4 part, camphor leaf extract 0.5 part, cenosphere 1.24 parts, the UV light absorber 5310.66 parts of 30%;
The preparation of described cattail powder, comprise the following steps: fresh cattail herb being ground into length is after the cattail section of 3 ~ 5mm, to be placed at 65 DEG C of temperature dry 4 hours, then to utilize supper micron mill that dried cattail section is ground into the powder that particle diameter is 3 ~ 5 μm, obtain cattail powder; The preparation of described camphor leaf extract, comprises the following steps: pulverized by Leaf of Camphortree, adopts supercritical carbon dioxide method for extracting to extract and obtains Leaf of Camphortree volatile oil, wherein extracting pressure is 20MPa, and extraction temperature is 50 DEG C, and flow velocity is 5ml/s, extraction time is 3 hours, then Leaf of Camphortree volatile oil is crossed macroporous resin column, successively adopt volumetric concentration be 42% and 82% aqueous ethanolic solution carry out gradient elution, collect stream part, merge stream part, concentrating under reduced pressure, dry, obtain camphor leaf extract.
The production method of described antibiotic paint is identical with embodiment 1.
Embodiment 5
A kind of antibiotic paint, by weight, be made up of following component: bisphenol-A epoxy resin 59 parts, acrylic resin 24 parts, 18 parts, cattail powder, Ag-carried nanometer titanium dioxide antimildew and antibacterial agent, BDDE 1 part, 2-amino butanol 0.6 part, tribromophenol 0.65 part, perfluorooctane sulfonate 1.3 parts, the solid content of 0.3 part are silicone antifoam agent 0.38 part, camphor leaf extract 0.52 part, cenosphere 1 part, the UV light absorber 5310.8 parts of 30%;
The preparation of described cattail powder, comprise the following steps: fresh cattail herb being ground into length is after the cattail section of 3 ~ 5mm, to be placed at 50 DEG C of temperature dry 5 hours, then to utilize supper micron mill that dried cattail section is ground into the powder that particle diameter is 3 ~ 5 μm, obtain cattail powder; The preparation of described camphor leaf extract, comprises the following steps: pulverized by Leaf of Camphortree, adopts supercritical carbon dioxide method for extracting to extract and obtains Leaf of Camphortree volatile oil, wherein extracting pressure is 30MPa, and extraction temperature is 42 DEG C, and flow velocity is 4ml/s, extraction time is 4 hours, then Leaf of Camphortree volatile oil is crossed macroporous resin column, successively adopt volumetric concentration be 44% and 83% aqueous ethanolic solution carry out gradient elution, collect stream part, merge stream part, concentrating under reduced pressure, dry, obtain camphor leaf extract.
The production method of described antibiotic paint is identical with embodiment 1.
Comparative example 1
A kind of antibiotic paint, by weight, be made up of following component: bisphenol-A epoxy resin 57 parts, acrylic resin 25 parts, Ag-carried nanometer titanium dioxide antimildew and antibacterial agent, BDDE 2 parts, 2-amino butanol 0.5 part, tribromophenol 0.6 part, perfluorooctane sulfonate 1.1 parts, the solid content of 0.55 part are silicone antifoam agent 0.34 part, camphor leaf extract 0.41 part, cenosphere 1.2 parts, the UV light absorber 5310.8 parts of 30%;
The preparation of described camphor leaf extract, comprises the following steps: pulverized by Leaf of Camphortree, adopts supercritical carbon dioxide method for extracting to extract and obtains Leaf of Camphortree volatile oil, wherein extracting pressure is 40MPa, and extraction temperature is 30 DEG C, and flow velocity is 4ml/s, extraction time is 4 hours, then Leaf of Camphortree volatile oil is crossed macroporous resin column, successively adopt volumetric concentration be 45% and 85% aqueous ethanolic solution carry out gradient elution, collect stream part, merge stream part, concentrating under reduced pressure, dry, obtain camphor leaf extract.
The production method of described antibiotic paint, comprises the following steps:
(1) by above-mentioned weight part, each raw material of accurate weighing, mixing, first 580 DEG C temperature, 700r/min rotating speed under be uniformly mixed 120s; Then 118 DEG C temperature, 3300r/min rotating speed under be uniformly mixed 15min; Again 620 DEG C temperature, 560r/min rotating speed under be uniformly mixed 4min, stop stir, obtain mixture;
(2) mixture forcing machine is extruded at the temperature of 106 DEG C, obtain extruded stock;
(3) extruded stock is pulverized, cross 280 mesh sieves, obtain coating.
Comparative example 2
A kind of antibiotic paint, by weight, be made up of following component: bisphenol-A epoxy resin 52 parts, acrylic resin 23 parts, 18 parts, cattail powder, Ag-carried nanometer titanium dioxide antimildew and antibacterial agent, BDDE 2.2 parts, 2-amino butanol 0.6 part, tribromophenol 0.4 part, perfluorooctane sulfonate 0.8 part, the solid content of 0.3 part are silicone antifoam agent 0.28 part, cenosphere 1 part, the UV light absorber 5310.6 parts of 30%;
The preparation of described cattail powder, comprise the following steps: fresh cattail herb being ground into length is after the cattail section of 3 ~ 5mm, to be placed at 65 DEG C of temperature dry 4 hours, then to utilize supper micron mill that dried cattail section is ground into the powder that particle diameter is 3 ~ 5 μm, obtain cattail powder;
The production method of described antibiotic paint is identical with comparative example 1.
Comparative example 3
A kind of antibiotic paint, by weight, be made up of following component: bisphenol-A epoxy resin 60 parts, acrylic resin 22 parts, BDDE 1 part, 2-amino butanol 0.7 part, tribromophenol 0.44 part, perfluorooctane sulfonate 1.4 parts, solid content are silicone antifoam agent 0.35 part, cenosphere 1.4 parts, the UV light absorber 5310.8 parts of 30%;
The production method of described antibiotic paint is identical with embodiment 1.
air purification effect is tested
In order to check the present invention coating to the effect of purifying air, the existing test carrying out purifying air with the embodiment of the present invention 1 ~ 5 and the obtained coating of comparative example 1 ~ 3, process of the test is as follows:
At eight 10m
2airtight experiment room respectively put one long 1.2 meters, wide 0.55 meter, the desk of high 1.2 meters, then on the upper surface and two sides of desk, the upper embodiment of the present invention 1 ~ 5 is sprayed respectively, the coating that comparative example 1 ~ 3 is obtained, after the temperature baking 16min of 172 DEG C, paint solidification, then in room, add the micro-dust of pollutent PM2.5 in air, humidity remains on about 60%, then carbon monoxide is added in right amount, carbonic acid gas, the obnoxious flavoures such as combustionmaterial such as hydrogen sulfide, measure by overall quality detector the numerical value that severe air quality exceeds standard to report to the police, and record this initial air quality index.
When there is the warning that Air quality exceeds standard in test room, open ultra-violet lamp in test room and visible lamp throws light on, after 30min, the air quality index again in detection experiment room record; Then after 30min, the air quality index again in detection experiment room record; Again after 30min, the air quality index again in detection experiment room record; After 30min, the air quality index again in detection experiment room record; After last interval 60min, the air quality index again in detection experiment room record.
After whole off-test, not air quality index in the same time in each test room is organized into table 1, as can be seen from Table 1: the air quality index employed in the test room of the coating of the embodiment of the present invention 1 ~ 5 all reaches zero in 90 ~ 180min, especially the air quality index in the test room of the obtained coating of embodiment 1 is used just to reduce to zero when 90min, prove that room inner air-cleaning is up to standard, recovered original natural air scope; On the surface scribbling coating of now desk, slight suction appends some thin matter dust things, prove that this coating serves its due comprehensively, absorption and catalytic decomposition obnoxious flavour and pollutent effectively power, thus purified air, ensure pure and fresh air quality.But use the air quality index in the test room of the obtained coating of comparative example 1 ~ 3 to decline slowly, only have dropped less than 50% when 180min.Therefore, can draw, the obtained coating of embodiment 1 ~ 5 just has so high air purification effect at cattail powder and camphor leaf extract and Ag-carried nanometer titanium dioxide antimildew and antibacterial agent with the use of lower.
The table 1 not air quality index of each group in the same time compares
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.
In addition, be to be understood that, although this specification sheets is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of specification sheets is only for clarity sake, those skilled in the art should by specification sheets integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (3)
1. an antibiotic paint, it is characterized in that, by weight, be made up of following component: bisphenol-A epoxy resin 50 ~ 60 parts, acrylic resin 22 ~ 28 parts, 16 ~ 25 parts, cattail powder, the Ag-carried nanometer titanium dioxide antimildew and antibacterial agent of 0.3 ~ 0.6 part, 1, 4-butanediol diglycidyl ether 1 ~ 3 part, 2-amino butanol 0.2 ~ 0.8 part, tribromophenol 0.3 ~ 0.8 part, perfluorooctane sulfonate 0.6 ~ 1.5 part, solid content is the silicone antifoam agent 0.23 ~ 0.4 part of 30%, camphor leaf extract 0.33 ~ 0.55 part, cenosphere 1 ~ 1.5 part, UV light absorber 5310.5 ~ 0.9 parts,
The preparation of described cattail powder, comprise the following steps: fresh cattail herb being ground into length is after the cattail section of 3 ~ 5mm, to be placed at 45 ~ 65 DEG C of temperature dry 4 ~ 6 hours, then utilize supper micron mill that dried cattail section is ground into the powder that particle diameter is 3 ~ 5 μm, obtain cattail powder;
The preparation of described camphor leaf extract, comprise the following steps: Leaf of Camphortree is pulverized, adopt supercritical carbon dioxide method for extracting to extract and obtain Leaf of Camphortree volatile oil, wherein extracting pressure is 20 ~ 40MPa, extraction temperature is 30 ~ 50 DEG C, flow velocity is 4 ~ 5ml/s, extraction time is 3 ~ 4 hours, then Leaf of Camphortree volatile oil is crossed macroporous resin column, successively adopt volumetric concentration be 42 ~ 45% and 82 ~ 85% aqueous ethanolic solution carry out gradient elution, collect stream part, merge stream part, concentrating under reduced pressure, dry, obtain camphor leaf extract.
2. a kind of antibiotic paint according to claim 1, it is characterized in that, described coating by weight, be made up of following component: bisphenol-A epoxy resin 57 parts, acrylic resin 25 parts, 22 parts, cattail powder, Ag-carried nanometer titanium dioxide antimildew and antibacterial agent, BDDE 2 parts, 2-amino butanol 0.5 part, tribromophenol 0.6 part, perfluorooctane sulfonate 1.1 parts, the solid content of 0.55 part are silicone antifoam agent 0.34 part, camphor leaf extract 0.41 part, cenosphere 1.2 parts, the UV light absorber 5310.8 parts of 30%.
3., according to the production method of a kind of antibiotic paint described in claim 1 or 2, it is characterized in that, step is as follows:
(1) by above-mentioned weight part, each raw material of accurate weighing, mixing, first 560 ~ 600 DEG C temperature, 650 ~ 720r/min rotating speed under be uniformly mixed 100 ~ 150s; Then 115 ~ 120 DEG C temperature, 3000 ~ 3500r/min rotating speed under be uniformly mixed 12 ~ 15min; Again 590 ~ 650 DEG C temperature, 550 ~ 600r/min rotating speed under be uniformly mixed 3 ~ 5min, stop stir, obtain mixture;
(2) mixture forcing machine is extruded at the temperature of 105 ~ 108 DEG C, obtain extruded stock;
(3) extruded stock is pulverized, cross 250 ~ 300 mesh sieves, obtain coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610034809.5A CN105524532A (en) | 2016-01-19 | 2016-01-19 | Antibacterial coating and production method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610034809.5A CN105524532A (en) | 2016-01-19 | 2016-01-19 | Antibacterial coating and production method thereof |
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| CN105524532A true CN105524532A (en) | 2016-04-27 |
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| CN201610034809.5A Pending CN105524532A (en) | 2016-01-19 | 2016-01-19 | Antibacterial coating and production method thereof |
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Cited By (3)
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| CN112063251A (en) * | 2020-08-24 | 2020-12-11 | 湖南利德森医疗器械有限公司 | Coating preparation for duckbill dilator for gynecological examination |
| CN112063177A (en) * | 2020-09-10 | 2020-12-11 | 江苏天辰新材料股份有限公司 | Antibacterial and mildew-proof high-temperature vulcanized silicone rubber and preparation method thereof |
| CN112494211A (en) * | 2016-08-29 | 2021-03-16 | 唐山市博世德医疗器械有限公司 | Silica gel dressing, multifunctional silica gel negative pressure drainage device and preparation method thereof |
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| CN112494211A (en) * | 2016-08-29 | 2021-03-16 | 唐山市博世德医疗器械有限公司 | Silica gel dressing, multifunctional silica gel negative pressure drainage device and preparation method thereof |
| CN112063251A (en) * | 2020-08-24 | 2020-12-11 | 湖南利德森医疗器械有限公司 | Coating preparation for duckbill dilator for gynecological examination |
| CN112063177A (en) * | 2020-09-10 | 2020-12-11 | 江苏天辰新材料股份有限公司 | Antibacterial and mildew-proof high-temperature vulcanized silicone rubber and preparation method thereof |
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