CN109251060A - A kind of ceramic coating preparation method with long acting antibiotic function - Google Patents
A kind of ceramic coating preparation method with long acting antibiotic function Download PDFInfo
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- CN109251060A CN109251060A CN201811126735.3A CN201811126735A CN109251060A CN 109251060 A CN109251060 A CN 109251060A CN 201811126735 A CN201811126735 A CN 201811126735A CN 109251060 A CN109251060 A CN 109251060A
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- ceramic coating
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- acting antibiotic
- tio
- antibiotic function
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/52—Multiple coating or impregnating multiple coating or impregnating with the same composition or with compositions only differing in the concentration of the constituents, is classified as single coating or impregnation
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/81—Coating or impregnation
- C04B41/89—Coating or impregnation for obtaining at least two superposed coatings having different compositions
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- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
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Abstract
The present invention relates to technical field of functional ceramics, disclose a kind of ceramic coating preparation method with long acting antibiotic function, comprising the following steps: (1) prepares coating spray coating liquor: first preparing has visible light-responded TiO by modified2Catalysis material, then by the TiO2Catalysis material is compounded with thickener, dispersing agent, levelling agent and defoaming agent, and coating spraying liquid is prepared；(2) prepare anti-bacteria ceramic coating: the first coating spraying liquid in low-temperature glaze surface spraying process (1) carries out ceramic sintering at a temperature of low-temperature glaze is then placed in 300-1000 DEG C, anti-bacteria ceramic coating is prepared.The present invention is preceding to the simple spraying process in its surface by firing in low-temperature glaze, so that it may meet industrialized requirement, it is easy to accomplish scale volume production can pass through simple technique adjustment in existing Production of Ceramics process, realize the industrialization upgrading of Production of Ceramics.
Description
Technical field
The present invention relates to technical field of functional ceramics, and in particular to a kind of ceramic coating system with long acting antibiotic function
Preparation Method.
Background technique
As economic fast development and the sharply expansion of population, environmental pollution are on the rise.This is various harmful thin
Bacterium, the existence of virus and procreation, which provide, breeds space, while also creating advantage for their variation and quick breeding.
All kinds of harmful bacterias can cause many diseases, seriously endanger the health of people.How to reduce and effectively prevent
Influence and harm of the various pathogenic microorganisms to human lives in living environment have mitigated all kinds of infectious diseases thus caused
It is increasingly becoming the common recognition of society, demand of the people to anti-biotic material and antibacterial product is increasingly strong.
Anti-bacteria ceramic is the product of antibacterial agent, antimicrobial technology in conjunction with ceramic material, is inhibited and kills using high-tech
Bacterium, the case history for making traditional product increase scientific and technological content.It is keeping original use function and the decorative effect of ceramic
While, increase the function of disinfection, sterilization and chemical degradation.Nano-titanium system photocatalysis antibacterial ceramics are novel antibacterial ceramics,
Represent the developing direction of the following antibiotic functional ceramic.The research of photocatalyst-type anti-biotic ceramics mainly uses sol-gel at present
Method is by nano-TiO2It is attached to Ceramic glaze in the form of a film, is then roasted through low temperature, is formed with the ceramic of antibacterial action.
Japanese Dong Tao company has realized photocatalysis antibacterial ceramic tile and sanitary ceramics merchandized handling, is applied to hospital, food processing
Equal places.Currently, Japanese sanitary pottery all has anti-microbial property, and most of using titanium system photocatalysis antibacterial.
Early in late 1980s, developed country just is first begin to build using antibacterial in hospital, dining room, senior house
Sanitary ware.In recent years, average family gradually begins to use anti-bacteria ceramic.In terms of developing using anti-bacteria ceramic earliest
It is Japan, it is more than 100 that the producer for producing anti-biotic material, which shows oneself,.The researcher of maximum INAX company of potting company of Japan in
Succeed in developing within 1999 a kind of referred to as Kilamic anti-bacteria ceramic.Argentiferous in the ceramic glaze, it can preferably inhibit antibacterial system
The growth of product surface bacteria.The U.S., Germany, South Korea also in succession construction sanitary ceramic, domestic ceramics, in terms of using anti-
Bacterium material.
In recent years, many researchers in China also take to the research and development of photocatalyst-type anti-biotic ceramic technology.Huang Hui
Jasmine etc. prepares titanium dioxide and Pt/ using common glazed ceramic as matrix, using sol-gel process and proofing lifting technology
TiO2Antibacterial film.Selection Escherichia coli are test strain, respectively under the irradiation of ultraviolet light and sunlight, are had studied different thin
Relationship between the film thickness and time for exposure and sterilizing rate of film.However, China is first with the world in terms of anti-bacteria ceramic industrialization
Water inlet is flat to be compared, and there is also biggish distances.Laboratory level is only rested on mainly due to most of preparation method, is not found out
It is suitble to the preparation process of industrialization.
Summary of the invention
The object of the present invention is to provide a kind of ceramic coating preparation method with long acting antibiotic function, the ceramics produced
Product anti-microbial property is superior, performance is stablized, to solve the problems, such as that anti-bacteria ceramic production cannot achieve industrialization in the prior art.
To achieve the above object, The technical solution adopted by the invention is as follows:
A kind of ceramic coating preparation method with long acting antibiotic function, comprising the following steps:
(1) prepares coating spray coating liquor: first preparing has visible light-responded TiO by modified2Catalysis material, then by institute
State TiO2Catalysis material is compounded with thickener, dispersing agent, levelling agent and defoaming agent, and coating spraying liquid is prepared；
(2) prepare anti-bacteria ceramic coating: the first coating spraying liquid in low-temperature glaze surface spraying process (1) then will
Low-temperature glaze carries out ceramic sintering at a temperature of being placed in 300-1000 DEG C, and anti-bacteria ceramic coating is prepared.
Further, in the step (2), coating spraying liquid is in every square metre of low-temperature glaze surface spraying 20-100ml.
Further, in the step (1), coating spraying liquid includes following components in percentage by weight:
TiO2Catalysis material, 0.5-15%
Thickener, 0.2-1.5%
Dispersing agent, 0.1-0.5%
Levelling agent, 0.2-0.8%
Defoaming agent, 0.1-0.5%
Water, surplus.
Further, the TiO2Catalysis material is formed by metal-non-metal ion is composite mixed, and metal ion mixing is
V, one of Cr, Fe, Mn, Ni substance, it is nonmetallic ion-doped for one of P, N, S, F substance, metal ion and non-gold
The atomicity ratio for belonging to ion doping is respectively 0.5-5%, 0.5-3%.
Further, the TiO2Catalysis material is prepared using hydro-thermal synthesis process, wherein in TiO2It is mixed before forming stable crystalline forms
Miscellaneous metal ion.
Further, the thickener is hydroxyethyl cellulose, hydroxypropyl methyl cellulose, efficient polyurethane associative thickener
One of SN-603, SN-607, SN-612.
Further, the dispersing agent be sodium methylene bis-naphthalene sulfonate, sodium acrylate propionamide copolymer, Sodium Polyacrylate,
One of sodium cellulose xanghate salt.
Further, the levelling agent is polysiloxane-polyether copolymer, polydimethylpolysiloxane compound, official containing OH
Can group silicone-modified polyacrylate solution, polyacrylic acid ester compounds, one of polyether modified siloxane.
Further, the defoaming agent is one of polyethers defoaming agent, silicon class defoaming agent, polysiloxane defoamer.
Further, antibiotic rate >=90% of the anti-bacteria ceramic coating.
Compared with prior art, beneficial effects of the present invention:
1, anti-bacteria ceramic coating of the invention uses basic material of the common titanium based material as antibacterial functions, and source is wide
General and performance is stablized, and safety coefficient is high, meets current domestic and international technology trends.
2, under traditional titanium system photocatalysis antibacterial material indoors available light almost without activity or low activity phase
Than anti-bacteria ceramic coating of the invention uses metal and nonmetallic ion composite doping modification, improves titanium system photocatalysis antibacterial
Response wave length is extended to visible light wave range from ultra-violet bands, improved in day by catalytic activity of the material under ordinary ray
The often antibacterial effect in life application process.
3, for anti-bacteria ceramic coating of the invention by optimized production process, number average bead diameter dimensionally stable is small within 10nm
Particle size impart its excellent adhesive force, it is easy to overcome traditional titanium system anti-bacteria ceramic coating up to 0 grade for adhesive force grade
The shortcomings that falling off enables its performance to keep for a long time, to achieve the effect that long acting antibiotic.
4, anti-bacteria ceramic coating of the invention is preceding to the simple spraying process in its surface by firing in low-temperature glaze, so that it may
To meet industrialized requirement, it is easy to accomplish scale volume production can pass through simple technique tune in existing Production of Ceramics process
It is whole, realize the industrialization upgrading of Production of Ceramics.
5, the present invention can prepare various functional ceramic materials.Using QB/T2738-2012 " daily chemical products antibacterial
The evaluation method of fungistatic effect " national standard tested, and the ceramic material is for Escherichia coli, Staphylococcus aureus, white
Antibiotic rate >=90% of candida albicans.
Specific embodiment
It is further described below by specific embodiment:
Related data is as shown in table 1 in embodiment:
Table 1: unit (g)
| Embodiment | TiO2Catalysis material | Thickener | Dispersing agent | Levelling agent | Defoaming agent | Water |
| 1 | 0.5 | 0.2 | 0.1 | 0.2 | 0.1 | 98.9 |
| 2 | 1 | 0.3 | 0.1 | 0.3 | 0.1 | 98.2 |
| 3 | 3 | 0.5 | 0.2 | 0.2 | 0.2 | 95.9 |
| 4 | 6 | 1 | 0.1 | 0.2 | 0.3 | 92.4 |
| 5 | 8 | 1.2 | 0.3 | 0.5 | 0.2 | 89.8 |
| 6 | 9 | 0.8 | 0.3 | 0.4 | 0.3 | 89.2 |
| 7 | 10 | 0.7 | 0.3 | 0.5 | 0.3 | 88.2 |
| 8 | 12 | 1.1 | 0.4 | 0.6 | 0.4 | 85.5 |
| 9 | 13 | 1.3 | 0.4 | 0.7 | 0.5 | 85.1 |
| 10 | 15 | 1.5 | 0.5 | 0.8 | 0.5 | 81.7 |
In above-described embodiment 1 to 10, TiO2Catalysis material is formed by metal-non-metal ion is composite mixed, metal from
Son is doped to one of V, Cr, Fe, Mn, Ni substance, nonmetallic ion-doped for one of P, N, S, F substance, metal from
Sub and nonmetallic ion-doped atomicity ratio is respectively 0.5-5%, 0.5-3%.TiO2Catalysis material uses hydrothermal synthesis
Technique preparation, wherein in TiO2The doping of doped metal ion before formation stable crystalline forms, metal ion uses corresponding nitrate,
The doping of nonmetallic ion uses corresponding small molecular organic compounds.
In above-described embodiment 1 to 10, thickener is hydroxyethyl cellulose, hydroxypropyl methyl cellulose, efficient polyurethane are formed
Close one of thickener SN-603, SN-607, SN-612.
In above-described embodiment 1 to 10, dispersing agent is sodium methylene bis-naphthalene sulfonate, sodium acrylate propionamide copolymer, poly- third
One of olefin(e) acid sodium, sodium cellulose xanghate salt.
In above-described embodiment 1 to 10, levelling agent be polysiloxane-polyether copolymer, polydimethylpolysiloxane compound,
One of the silicone-modified polyacrylate solution of the functional group containing OH, polyacrylic acid ester compounds, polyether modified siloxane.
In above-described embodiment 1 to 10, defoaming agent is polyethers defoaming agent, in silicon class defoaming agent, polysiloxane defoamer
One kind.
Now using butyl titanate, manganese nitrate, urea, glacial acetic acid, ethyl alcohol, water as raw material, wherein molar ratio of material is metatitanic acid
Four butyl esters: ethyl alcohol: water: glacial acetic acid=1:20:3:1, butyl titanate: manganese nitrate: TiO is prepared in urea=100:2:12
Catalysis material, the specific steps are as follows:
(1) according to aforementioned proportion, a certain amount of butyl titanate, glacial acetic acid, ethyl alcohol are mixed, as reagent a；
(2) a certain amount of manganese nitrate, urea, ethyl alcohol, water are mixed, as reagent b；
(3) reagent a is vigorously stirred, then reagent b is added slowly in reagent a, is hydrolyzed；
(4) after the completion of hydrolyzing, product is dried, is then calcined at 500 DEG C, obtains mixing by Mn-N is compound
Miscellaneous TiO2Catalysis material, it is spare.
It then using hydroxypropyl methyl cellulose as thickener, Sodium Polyacrylate is again dispersing agent, polyether modified siloxane is
Levelling agent, polysiloxanes are defoaming agent, prepares coating spray coating liquor, the specific steps are as follows:
The TiO that will be prepared2Catalysis material is water-dispersible, is sufficiently stirred, and hydroxypropyl methyl cellulose, polyacrylic acid is added
Coating spraying liquid can be prepared in sodium, polyether modified siloxane, polysiloxanes.
In use, the coating spraying liquid being prepared equably is sprayed to low-temperature glaze surface, low-temperature glaze surface is every
Square metre spraying 20-100ml ceramic sintering is carried out at a temperature of low-temperature glaze is placed in 300-1000 DEG C after natural surface drying, make
It is standby to obtain anti-bacteria ceramic coating.
Using QB/T2738-2012 " evaluation method of daily chemical products antibacterial bacteriostatic effect " national standard to being prepared
The antibacterial effect of anti-bacteria ceramic coating is tested.Test result shows that the anti-bacteria ceramic coating is to Escherichia coli, golden yellow
Antibiotic rate >=90% of grape ball, Candida albicans has stronger antibacterial action.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Make several modifications and improvements.These also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific embodiment can be used for explaining the content of claim.
Claims (10)
1. a kind of ceramic coating preparation method with long acting antibiotic function, it is characterised in that: the following steps are included:
(1) prepares coating spray coating liquor: first preparing has visible light-responded TiO by modified2Catalysis material, then will be described
TiO2Catalysis material is compounded with thickener, dispersing agent, levelling agent and defoaming agent, and coating spraying liquid is prepared；
(2) anti-bacteria ceramic coating is prepared: the first coating spraying liquid in low-temperature glaze surface spraying process (1), then by low temperature
Glaze carries out ceramic sintering at a temperature of being placed in 300-1000 DEG C, and anti-bacteria ceramic coating is prepared.
2. a kind of ceramic coating preparation method with long acting antibiotic function according to claim 1, it is characterised in that: institute
It states in step (2), coating spraying liquid is in every square metre of low-temperature glaze surface spraying 20-100ml.
3. a kind of ceramic coating preparation method with long acting antibiotic function according to claim 2, it is characterised in that: institute
It states in step (1), coating spraying liquid includes following components in percentage by weight:
TiO2Catalysis material, 0.5-15%
Thickener, 0.2-1.5%
Dispersing agent, 0.1-0.5%
Levelling agent, 0.2-0.8%
Defoaming agent, 0.1-0.5%
Water, surplus.
4. a kind of ceramic coating preparation method with long acting antibiotic function according to claim 3, it is characterised in that: institute
State TiO2Catalysis material is formed by metal-non-metal ion is composite mixed, in metal ion mixing V, Cr, Fe, Mn, Ni
A kind of substance, it is nonmetallic ion-doped for one of P, N, S, F substance, metal ion and nonmetallic ion-doped atomicity
Ratio is respectively 0.5-5%, 0.5-3%.
5. a kind of ceramic coating preparation method with long acting antibiotic function according to claim 4, it is characterised in that: institute
State TiO2Catalysis material is prepared using hydro-thermal synthesis process, wherein in TiO2Doped metal ion before formation stable crystalline forms.
6. a kind of ceramic coating preparation method with long acting antibiotic function according to claim 3, it is characterised in that: institute
Stating thickener is hydroxyethyl cellulose, hydroxypropyl methyl cellulose, efficient polyurethane associative thickener SN-603, SN-607, SN-
One of 612.
7. a kind of ceramic coating preparation method with long acting antibiotic function according to claim 3, it is characterised in that: institute
Dispersing agent is stated as in sodium methylene bis-naphthalene sulfonate, sodium acrylate propionamide copolymer, Sodium Polyacrylate, sodium cellulose xanghate salt
It is a kind of.
8. a kind of ceramic coating preparation method with long acting antibiotic function according to claim 3, it is characterised in that: institute
Levelling agent is stated to gather for polysiloxane-polyether copolymer, polydimethylpolysiloxane compound, the organic-silicon-modified of the functional group containing OH
One of acrylate solution, polyacrylic acid ester compounds, polyether modified siloxane.
9. a kind of ceramic coating preparation method with long acting antibiotic function according to claim 3, it is characterised in that: institute
Stating defoaming agent is one of polyethers defoaming agent, silicon class defoaming agent, polysiloxane defoamer.
10. a kind of ceramic coating preparation method with long acting antibiotic function according to any one of claim 1 to 9,
It is characterized by: antibiotic rate >=90% of the anti-bacteria ceramic coating.
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| CN201811126735.3A CN109251060A (en) | 2018-09-26 | 2018-09-26 | A kind of ceramic coating preparation method with long acting antibiotic function |
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| CN201811126735.3A CN109251060A (en) | 2018-09-26 | 2018-09-26 | A kind of ceramic coating preparation method with long acting antibiotic function |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110818310A (en) * | 2019-10-24 | 2020-02-21 | 中建西部建设西南有限公司 | Concrete glue reducing agent and preparation method and application thereof |
| CN112645740A (en) * | 2020-12-23 | 2021-04-13 | 常州北化澳联环保科技有限公司 | Preparation method of anti-skid antibacterial ceramic tile |
| CN113213904A (en) * | 2021-05-06 | 2021-08-06 | 佛山市三水宏源陶瓷企业有限公司 | Preparation method of ceramic tile with nano titanium dioxide glaze |
| CN116496679A (en) * | 2023-06-30 | 2023-07-28 | 广州市哲铭油墨涂料有限公司 | Multifunctional environment-friendly paint and preparation method thereof |
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| CN102614940A (en) * | 2012-02-29 | 2012-08-01 | 北京科技大学 | Preparation method of visible light response water-based photocatalysis spray coating slurry |
| CN105618049A (en) * | 2015-12-23 | 2016-06-01 | 山东亿康环保科技有限公司 | In-situ doping preparation method for titanium dioxide with visible light response effect |
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Patent Citations (4)
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| CN1232804A (en) * | 1998-04-17 | 1999-10-27 | 佛山市陶瓷研究所 | Ceramic product, paint for ceramic product and their production process |
| CN1521144A (en) * | 2003-01-29 | 2004-08-18 | 河南大学 | Technology for producing antibacterial photocatalyst ceramic |
| CN102614940A (en) * | 2012-02-29 | 2012-08-01 | 北京科技大学 | Preparation method of visible light response water-based photocatalysis spray coating slurry |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110818310A (en) * | 2019-10-24 | 2020-02-21 | 中建西部建设西南有限公司 | Concrete glue reducing agent and preparation method and application thereof |
| CN112645740A (en) * | 2020-12-23 | 2021-04-13 | 常州北化澳联环保科技有限公司 | Preparation method of anti-skid antibacterial ceramic tile |
| CN113213904A (en) * | 2021-05-06 | 2021-08-06 | 佛山市三水宏源陶瓷企业有限公司 | Preparation method of ceramic tile with nano titanium dioxide glaze |
| CN116496679A (en) * | 2023-06-30 | 2023-07-28 | 广州市哲铭油墨涂料有限公司 | Multifunctional environment-friendly paint and preparation method thereof |
| CN116496679B (en) * | 2023-06-30 | 2023-09-12 | 广州市哲铭油墨涂料有限公司 | Multifunctional environment-friendly paint and preparation method thereof |
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