CN116425513A - Solid solution type high-temperature-resistant inorganic antibacterial agent for ceramics - Google Patents
Solid solution type high-temperature-resistant inorganic antibacterial agent for ceramics Download PDFInfo
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- CN116425513A CN116425513A CN202310385433.2A CN202310385433A CN116425513A CN 116425513 A CN116425513 A CN 116425513A CN 202310385433 A CN202310385433 A CN 202310385433A CN 116425513 A CN116425513 A CN 116425513A
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- 239000000919 ceramic Substances 0.000 title claims abstract description 48
- 239000003242 anti bacterial agent Substances 0.000 title claims abstract description 47
- 239000006104 solid solution Substances 0.000 title claims abstract description 43
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 claims abstract description 38
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 35
- 229910052709 silver Inorganic materials 0.000 claims abstract description 35
- 239000004332 silver Substances 0.000 claims abstract description 35
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000000203 mixture Substances 0.000 claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910052878 cordierite Inorganic materials 0.000 claims abstract description 24
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000008367 deionised water Substances 0.000 claims abstract description 23
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 23
- 239000011941 photocatalyst Substances 0.000 claims abstract description 23
- 239000012190 activator Substances 0.000 claims abstract description 20
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 19
- 229910000166 zirconium phosphate Inorganic materials 0.000 claims abstract description 19
- LEHFSLREWWMLPU-UHFFFAOYSA-B zirconium(4+);tetraphosphate Chemical compound [Zr+4].[Zr+4].[Zr+4].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LEHFSLREWWMLPU-UHFFFAOYSA-B 0.000 claims abstract description 19
- 229910052810 boron oxide Inorganic materials 0.000 claims abstract description 10
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 10
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 4
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 4
- 239000011787 zinc oxide Substances 0.000 claims abstract description 4
- 238000003756 stirring Methods 0.000 claims description 12
- 239000003245 coal Substances 0.000 claims description 9
- 238000000227 grinding Methods 0.000 claims description 9
- 239000001095 magnesium carbonate Substances 0.000 claims description 9
- 235000014380 magnesium carbonate Nutrition 0.000 claims description 9
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims description 9
- 229910000021 magnesium carbonate Inorganic materials 0.000 claims description 9
- 239000010453 quartz Substances 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 6
- 238000010304 firing Methods 0.000 claims description 6
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 5
- 239000004575 stone Substances 0.000 claims description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 3
- 230000003213 activating effect Effects 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 239000011790 ferrous sulphate Substances 0.000 claims description 3
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 3
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 3
- 229910017604 nitric acid Inorganic materials 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 229910001961 silver nitrate Inorganic materials 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 230000000844 anti-bacterial effect Effects 0.000 abstract description 5
- 241000894006 Bacteria Species 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 241000233866 Fungi Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000004599 antimicrobial Substances 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3201—Alkali metal oxides or oxide-forming salts thereof
- C04B2235/3203—Lithium oxide or oxide-forming salts thereof
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3244—Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3289—Noble metal oxides
- C04B2235/3291—Silver oxides
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
- C04B2235/444—Halide containing anions, e.g. bromide, iodate, chlorite
- C04B2235/445—Fluoride containing anions, e.g. fluosilicate
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
- C04B2235/447—Phosphates or phosphites, e.g. orthophosphate, hypophosphite
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Catalysts (AREA)
Abstract
The invention relates to the technical field of antibacterial agents, and discloses a solid solution type high-temperature resistant inorganic antibacterial agent for ceramics, which is prepared from the following raw materials: silver-loaded inorganic composition, lithium fluoride, zirconium phosphate, photocatalyst, activator and deionized water; the silver-carrying inorganic composition comprises silver-carrying cordierite, boron oxide and silicon dioxide; the photocatalyst is mainly titanium dioxide; the activator is mainly zinc oxide, and the solid solution type high temperature resistant inorganic antibacterial agent for ceramics comprises 10-20 parts of silver-carrying inorganic composition, 2-6 parts of lithium fluoride, 3-7 parts of zirconium phosphate, 3-9 parts of photocatalyst, 4-8 parts of activator and 30-45 parts of deionized water according to parts by weight. The solid solution type high-temperature resistant inorganic antibacterial agent for ceramics is added with the silver-loaded inorganic composition, has good antibacterial effect and high use durability, can effectively improve the high-temperature resistance and solid solution property of the antibacterial agent by adding the lithium fluoride, the zirconium phosphate, the photocatalyst and the activator, has low loss rate, and can be stored for a long time.
Description
Technical Field
The invention relates to the technical field of antibacterial agents, in particular to a solid solution type high-temperature-resistant inorganic antibacterial agent for ceramics.
Background
Ceramics are a generic term for ceramics and porcelain. The pottery was invented by Chinese as early as the new stone age of 8000 years before about the first official primordial. The ceramic material is mostly oxide, nitride, boride, carbide, etc. Ceramic materials are widely used in tableware and decoration, and play an important role in the development of science and technology. Along with the continuous improvement of the living standard of people and the enhancement of environmental protection consciousness, people pay more attention to the influence of living goods on self health. Bacteria, fungi, mold and the like can be stained on the surfaces of a plurality of ceramic articles as pathogenic bacteria, and influence the health of people and even endanger life. The places such as kitchens, washrooms, toilets and the like are generally more moist and more prone to bacteria.
The existing antibacterial ceramic is a novel functional ceramic with an antibacterial effect on the surface of the ceramic by adding an inorganic antibacterial agent in the production process of ceramic products, but the antibacterial agent is poor in heat resistance and quick in volatilization in the later use, and the antibacterial effect can be gradually reduced, so that a solid solution type high-temperature resistant inorganic antibacterial agent for the ceramic is provided for solving the problems in the background.
Disclosure of Invention
The invention aims to provide a solid solution type high-temperature resistant inorganic antibacterial agent for ceramics, which is used for solving the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the solid solution type high temperature resistant inorganic antibacterial agent for ceramics is prepared from the following raw materials: silver-loaded inorganic composition, lithium fluoride, zirconium phosphate, photocatalyst, activator and deionized water;
the silver-carrying inorganic composition comprises silver-carrying cordierite, boron oxide and silicon dioxide;
the photocatalyst is mainly titanium dioxide;
the activator is mainly zinc oxide.
Preferably, the solid solution type high temperature resistant inorganic antibacterial agent for ceramics comprises, by weight, 10-20 parts of silver-loaded inorganic composition, 2-6 parts of lithium fluoride, 3-7 parts of zirconium phosphate, 3-9 parts of photocatalyst, 4-8 parts of activator and 30-45 parts of deionized water.
Preferably, the solid solution type high temperature resistant inorganic antibacterial agent for ceramics comprises 20 parts of silver-loaded inorganic composition, 6 parts of lithium fluoride, 7 parts of zirconium phosphate, 9 parts of photocatalyst, 8 parts of activator and 45 parts of deionized water in parts by weight.
Preferably, each component in the silver-loaded inorganic composition comprises 12 parts of silver-loaded cordierite, 4 parts of boron oxide and 4 parts of silicon dioxide by weight.
Preferably, the solid solution type high temperature resistant inorganic antibacterial agent for ceramics comprises 10 parts of silver-loaded inorganic composition, 2 parts of lithium fluoride, 3 parts of zirconium phosphate, 3 parts of photocatalyst, 4 parts of activator and 30 parts of deionized water in parts by weight.
Preferably, each component in the silver-loaded inorganic composition comprises 6 parts of silver-loaded cordierite, 2 parts of boron oxide and 2 parts of silicon dioxide by weight.
Preferably, the cordierite production method comprises the following steps:
s1, preparing coal rubble, magnesite and quartz;
s2, grinding coal, magnesite and quartz;
s3, firing the coal and the ground stone, the magnesite and the quartz at 1400 ℃ and then preserving heat for 10 hours, and firing at 1350 ℃ and preserving heat for 10 hours in the cooling process.
Preferably, the method for manufacturing the silver-loaded cordierite comprises the following steps:
s1, adding 6-14 parts of cordierite into 30-45 parts of deionized water, and uniformly stirring;
s2, adding 2-3 parts of silver nitrate, stirring and heating in a water bath at 70-80 ℃ for 3-5h;
s3, adjusting the pH to 4.6-5.2 by dilute nitric acid, adding 2-3 parts of ferrous sulfate, and uniformly stirring;
s4, centrifugally separating, and washing the solid with deionized water for 2-4 times;
s5, drying and grinding to 200-400 meshes to obtain the silver-loaded cordierite.
Preferably, the preparation method of the solid solution type high temperature resistant inorganic antibacterial agent for ceramics comprises the following steps:
s1, adding an activating agent into deionized water, and completely dissolving;
s2, adding the silver-carrying inorganic composition, lithium fluoride, zirconium phosphate and a photocatalyst, and uniformly stirring;
s3, filtering, drying and grinding to 200-400 meshes to obtain the solid solution type high-temperature resistant inorganic antibacterial agent for ceramics.
Compared with the prior art, the invention has the following beneficial effects:
first, the silver-loaded inorganic composition has good antibacterial effect and high durability.
Secondly, the invention can effectively improve the high temperature resistance and solid solution property of the antibacterial agent by adding lithium fluoride, zirconium phosphate, photocatalyst and activator, and has low loss rate and long-term preservation of the antibacterial agent.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
This example is a specific embodiment of a solid solution type refractory inorganic antimicrobial agent for ceramics
The solid solution type high temperature resistant inorganic antibacterial agent for ceramics is prepared from the following raw materials: silver-loaded inorganic composition, lithium fluoride, zirconium phosphate, photocatalyst, activator and deionized water;
the silver-carrying inorganic composition comprises silver-carrying cordierite, boron oxide and silicon dioxide;
the photocatalyst is mainly titanium dioxide;
the activator is mainly zinc oxide.
Specifically, the solid solution type high temperature resistant inorganic antibacterial agent for ceramics comprises, by weight, 10-20 parts of silver-loaded inorganic composition, 2-6 parts of lithium fluoride, 3-7 parts of zirconium phosphate, 3-9 parts of photocatalyst, 4-8 parts of activator and 30-45 parts of deionized water.
Specifically, the solid solution type high temperature resistant inorganic antibacterial agent for ceramics comprises 20 parts of silver-loaded inorganic composition, 6 parts of lithium fluoride, 7 parts of zirconium phosphate, 9 parts of photocatalyst, 8 parts of activator and 45 parts of deionized water according to parts by weight.
Specifically, each component in the silver-loaded inorganic composition comprises 12 parts of silver-loaded cordierite, 4 parts of boron oxide and 4 parts of silicon dioxide by weight.
Specifically, the solid solution type high temperature resistant inorganic antibacterial agent for ceramics comprises 10 parts of silver-loaded inorganic composition, 2 parts of lithium fluoride, 3 parts of zirconium phosphate, 3 parts of photocatalyst, 4 parts of activator and 30 parts of deionized water according to parts by weight.
Specifically, each component in the silver-loaded inorganic composition comprises 6 parts of silver-loaded cordierite, 2 parts of boron oxide and 2 parts of silicon dioxide by weight.
Example two
This example is a specific embodiment of a method for producing cordierite used for a solid solution type high-temperature resistant inorganic antibacterial agent for ceramics
The preparation method of the cordierite used for the solid solution type high temperature resistant inorganic antibacterial agent of the ceramics comprises the following steps:
s1, preparing coal rubble, magnesite and quartz;
s2, grinding coal, magnesite and quartz;
s3, firing the coal and the ground stone, the magnesite and the quartz at 1400 ℃ and then preserving heat for 10 hours, and firing at 1350 ℃ and preserving heat for 10 hours in the cooling process.
Example III
The embodiment is a specific embodiment of a method for producing silver-loaded cordierite used for a solid solution type high-temperature resistant inorganic antibacterial agent for ceramics
The preparation method of silver-loaded cordierite for the solid solution type high-temperature resistant inorganic antibacterial agent of ceramic comprises the following steps:
s1, adding 6-14 parts of cordierite into 30-45 parts of deionized water, and uniformly stirring;
s2, adding 2-3 parts of silver nitrate, stirring and heating in a water bath at 70-80 ℃ for 3-5h;
s3, adjusting the pH to 4.6-5.2 by dilute nitric acid, adding 2-3 parts of ferrous sulfate, and uniformly stirring;
s4, centrifugally separating, and washing the solid with deionized water for 2-4 times;
s5, drying and grinding to 200-400 meshes to obtain the silver-loaded cordierite.
Example IV
The embodiment is a specific embodiment of a method for producing a solid solution type high temperature resistant inorganic antibacterial agent for ceramics
The preparation method of the solid solution type high temperature resistant inorganic antibacterial agent for ceramics comprises the following steps:
s1, adding an activating agent into deionized water, and completely dissolving;
s2, adding the silver-carrying inorganic composition, lithium fluoride, zirconium phosphate and a photocatalyst, and uniformly stirring;
s3, filtering, drying and grinding to 200-400 meshes to obtain the solid solution type high-temperature resistant inorganic antibacterial agent for ceramics.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and spirit thereof, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A solid solution type high temperature resistant inorganic antibacterial agent for ceramics is characterized in that: the solid solution type high-temperature resistant inorganic antibacterial agent for ceramics is prepared from the following raw materials: silver-loaded inorganic composition, lithium fluoride, zirconium phosphate, photocatalyst, activator and deionized water;
the silver-loaded inorganic composition comprises silver-loaded cordierite, boron oxide and silicon dioxide;
the photocatalyst is mainly titanium dioxide;
the activator is mainly zinc oxide.
2. A solid solution type high temperature resistant inorganic antibacterial agent for ceramics according to claim 1, characterized in that: the solid solution type high temperature resistant inorganic antibacterial agent for ceramics comprises, by weight, 10-20 parts of silver-loaded inorganic composition, 2-6 parts of lithium fluoride, 3-7 parts of zirconium phosphate, 3-9 parts of photocatalyst, 4-8 parts of activator and 30-45 parts of deionized water.
3. A solid solution type high temperature resistant inorganic antibacterial agent for ceramics according to claim 2, characterized in that: the solid solution type high temperature resistant inorganic antibacterial agent for ceramics comprises 20 parts of silver-carrying inorganic composition, 6 parts of lithium fluoride, 7 parts of zirconium phosphate, 9 parts of photocatalyst, 8 parts of activator and 45 parts of deionized water.
4. A solid solution type high temperature resistant inorganic antibacterial agent for ceramics according to claim 3, wherein: the silver-loaded inorganic composition comprises 12 parts of silver-loaded cordierite, 4 parts of boron oxide and 4 parts of silicon dioxide by weight.
5. A solid solution type high temperature resistant inorganic antibacterial agent for ceramics according to claim 1, characterized in that: the solid solution type high temperature resistant inorganic antibacterial agent for ceramics comprises, by weight, 10 parts of silver-loaded inorganic composition, 2 parts of lithium fluoride, 3 parts of zirconium phosphate, 3 parts of photocatalyst, 4 parts of activator and 30 parts of deionized water.
6. The solid solution type high temperature resistant inorganic antibacterial agent for ceramics according to claim 5, wherein: the silver-loaded inorganic composition comprises, by weight, 6 parts of silver-loaded cordierite, 2 parts of boron oxide and 2 parts of silicon dioxide.
7. A solid solution type high temperature resistant inorganic antibacterial agent for ceramics according to claim 1, characterized in that: the cordierite manufacturing method comprises the following steps:
s1, preparing coal rubble, magnesite and quartz;
s2, grinding coal, magnesite and quartz;
s3, firing the coal and the ground stone, the magnesite and the quartz at 1400 ℃ and then preserving heat for 10 hours, and firing at 1350 ℃ and preserving heat for 10 hours in the cooling process.
8. A solid solution type high temperature resistant inorganic antibacterial agent for ceramics according to claim 1, characterized in that: the method for manufacturing the silver-loaded cordierite comprises the following steps:
s1, adding 6-14 parts of cordierite into 30-45 parts of deionized water, and uniformly stirring;
s2, adding 2-3 parts of silver nitrate, stirring and heating in a water bath at 70-80 ℃ for 3-5h;
s3, adjusting the pH to 4.6-5.2 by dilute nitric acid, adding 2-3 parts of ferrous sulfate, and uniformly stirring;
s4, centrifugally separating, and washing the solid with deionized water for 2-4 times;
s5, drying and grinding to 200-400 meshes to obtain the silver-loaded cordierite.
9. A solid solution type high temperature resistant inorganic antibacterial agent for ceramics according to claim 1, characterized in that: the preparation method of the solid solution type high-temperature resistant inorganic antibacterial agent for ceramics comprises the following steps:
s1, adding an activating agent into deionized water, and completely dissolving;
s2, adding the silver-carrying inorganic composition, lithium fluoride, zirconium phosphate and a photocatalyst, and uniformly stirring;
s3, filtering, drying and grinding to 200-400 meshes to obtain the solid solution type high-temperature resistant inorganic antibacterial agent for ceramics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310385433.2A CN116425513A (en) | 2023-04-12 | 2023-04-12 | Solid solution type high-temperature-resistant inorganic antibacterial agent for ceramics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310385433.2A CN116425513A (en) | 2023-04-12 | 2023-04-12 | Solid solution type high-temperature-resistant inorganic antibacterial agent for ceramics |
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| Publication Number | Publication Date |
|---|---|
| CN116425513A true CN116425513A (en) | 2023-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310385433.2A Withdrawn CN116425513A (en) | 2023-04-12 | 2023-04-12 | Solid solution type high-temperature-resistant inorganic antibacterial agent for ceramics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116425513A (en) |
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- 2023-04-12 CN CN202310385433.2A patent/CN116425513A/en not_active Withdrawn
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