CN113999057A - Formaldehyde-removing ceramic tile and preparation method thereof - Google Patents
Formaldehyde-removing ceramic tile and preparation method thereof Download PDFInfo
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- CN113999057A CN113999057A CN202111615457.XA CN202111615457A CN113999057A CN 113999057 A CN113999057 A CN 113999057A CN 202111615457 A CN202111615457 A CN 202111615457A CN 113999057 A CN113999057 A CN 113999057A
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- 239000000919 ceramic Substances 0.000 title claims abstract description 69
- 238000002360 preparation method Methods 0.000 title claims abstract description 32
- 239000010410 layer Substances 0.000 claims abstract description 156
- 239000011241 protective layer Substances 0.000 claims abstract description 38
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 22
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 22
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 20
- 238000010304 firing Methods 0.000 claims abstract description 13
- 239000002689 soil Substances 0.000 claims abstract description 12
- 238000000227 grinding Methods 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 7
- 239000002002 slurry Substances 0.000 claims description 73
- 238000000498 ball milling Methods 0.000 claims description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 238000005507 spraying Methods 0.000 claims description 28
- 239000002994 raw material Substances 0.000 claims description 27
- 230000032683 aging Effects 0.000 claims description 20
- 229910052656 albite Inorganic materials 0.000 claims description 20
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 20
- 229910000514 dolomite Inorganic materials 0.000 claims description 20
- 239000010459 dolomite Substances 0.000 claims description 20
- 239000010453 quartz Substances 0.000 claims description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 20
- UBXAKNTVXQMEAG-UHFFFAOYSA-L strontium sulfate Chemical compound [Sr+2].[O-]S([O-])(=O)=O UBXAKNTVXQMEAG-UHFFFAOYSA-L 0.000 claims description 20
- 239000000758 substrate Substances 0.000 claims description 20
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 18
- DLHONNLASJQAHX-UHFFFAOYSA-N aluminum;potassium;oxygen(2-);silicon(4+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Si+4].[Si+4].[Si+4].[K+] DLHONNLASJQAHX-UHFFFAOYSA-N 0.000 claims description 17
- 238000002156 mixing Methods 0.000 claims description 17
- 238000007873 sieving Methods 0.000 claims description 17
- 239000011248 coating agent Substances 0.000 claims description 15
- 238000000576 coating method Methods 0.000 claims description 15
- 238000001035 drying Methods 0.000 claims description 15
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 11
- VEALVRVVWBQVSL-UHFFFAOYSA-N strontium titanate Chemical compound [Sr+2].[O-][Ti]([O-])=O VEALVRVVWBQVSL-UHFFFAOYSA-N 0.000 claims description 11
- 229910052613 tourmaline Inorganic materials 0.000 claims description 11
- 239000011032 tourmaline Substances 0.000 claims description 11
- 229940070527 tourmaline Drugs 0.000 claims description 11
- 229910052725 zinc Inorganic materials 0.000 claims description 11
- 239000011701 zinc Substances 0.000 claims description 11
- 229910052664 nepheline Inorganic materials 0.000 claims description 10
- 239000010434 nepheline Substances 0.000 claims description 10
- 238000012216 screening Methods 0.000 claims description 10
- 235000019832 sodium triphosphate Nutrition 0.000 claims description 10
- 239000010456 wollastonite Substances 0.000 claims description 10
- 229910052882 wollastonite Inorganic materials 0.000 claims description 10
- 239000002270 dispersing agent Substances 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 239000010703 silicon Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 4
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 3
- 239000010433 feldspar Substances 0.000 claims description 3
- 229940072033 potash Drugs 0.000 claims description 3
- 229910052700 potassium Inorganic materials 0.000 claims description 3
- 239000011591 potassium Substances 0.000 claims description 3
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims description 3
- 235000015320 potassium carbonate Nutrition 0.000 claims description 3
- UNXRWKVEANCORM-UHFFFAOYSA-I triphosphate(5-) Chemical compound [O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O UNXRWKVEANCORM-UHFFFAOYSA-I 0.000 claims description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract description 60
- 230000000844 anti-bacterial effect Effects 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 239000004566 building material Substances 0.000 abstract description 3
- 229910052878 cordierite Inorganic materials 0.000 abstract description 2
- 230000007547 defect Effects 0.000 abstract description 2
- 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 abstract description 2
- 239000013081 microcrystal Substances 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 27
- 230000005484 gravity Effects 0.000 description 10
- 238000010521 absorption reaction Methods 0.000 description 7
- 238000000354 decomposition reaction Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 238000003756 stirring Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 238000007405 data analysis Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000011941 photocatalyst Substances 0.000 description 2
- 238000000053 physical method Methods 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- GZCGUPFRVQAUEE-SLPGGIOYSA-N aldehydo-D-glucose Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O GZCGUPFRVQAUEE-SLPGGIOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 239000002966 varnish Substances 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
- 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
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
- C03C8/14—Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
- C03C8/14—Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions
- C03C8/18—Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions containing free metals
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
- C03C8/14—Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions
- C03C8/20—Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions containing titanium compounds; containing zirconium compounds
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Structural Engineering (AREA)
- Floor Finish (AREA)
- Finishing Walls (AREA)
Abstract
The invention discloses a formaldehyde-removing ceramic tile and a preparation method thereof, belonging to the field of building materials. The ceramic base material layer is provided with the first glaze layer, the second glaze layer and the protective layer, so that the whole wear resistance, antibacterial property and formaldehyde removal rate of the ceramic tile are improved, the first glaze layer, the second glaze layer and the ceramic base material layer are fired into a whole, after the formulas of the first glaze layer and the second glaze layer are optimized, in the high-temperature firing process, cordierite microcrystals are separated out from components such as kaolin, calcined soil and the like on unmelted aggregate, the hardness of the glaze layer is enhanced, the glaze layer is prevented from being excessively softened by a hard object to generate surface defects in the grinding and firing processes, and the wear resistance and stability of the first glaze layer and the second glaze layer can be obviously improved.
Description
Technical Field
The invention relates to the field of building materials, and particularly relates to a formaldehyde-removing ceramic tile and a preparation method thereof.
Background
The formaldehyde in the room is mainly from chemical products such as building materials, decorative articles and living goods, and is probably artificial boards such as plywood, core board, medium density fiber and shaving board for indoor decoration, and the artificial boards generally contain urea-formaldehyde resin, melamine-formaldehyde resin and phenol-formaldehyde resin, which can cause residual and unreacted formaldehyde in the boards to be gradually released to the environment. Poor quality glues used in furniture also contain formaldehyde. Decorative materials such as wallpaper, wall cloth, foamed plastics, paint, coating and the like; chemical products such as disinfectants, printing ink, textile fibers and the like can carry formaldehyde, so that the source channel of indoor formaldehyde is more, and the health of people can be influenced, therefore, the research on the method for removing formaldehyde has extremely important significance. The prior art has the formaldehyde removing method comprising a physical method and a chemical method, wherein the physical method comprises isolation, absorption, adsorption and the like, formaldehyde is decomposed by chemical components in the chemical method, and the ceramic tile is used as a necessary product for indoor decoration, so that the ceramic tile with the air purifying function on the market is produced at any time. The tile with formaldehyde absorption function in the prior art generally utilizes an anion technology and a photocatalyst technology, but the anion technology has certain radioactivity and can influence human health, and the photocatalyst technology has the problems of unstable effective components, poor degradation rate on formaldehyde, easy abrasion and poor durability.
Disclosure of Invention
Based on the above, in order to solve the problems of unstable active ingredients, poor degradation rate to formaldehyde, easy abrasion and poor durability, the invention provides a formaldehyde-removing ceramic tile and a preparation method thereof, and the specific technical scheme is as follows:
a formaldehyde-removing ceramic tile comprises a ceramic tile substrate layer, a first glaze layer, a second glaze layer and a protective layer, wherein the ceramic tile substrate layer, the first glaze layer, the second glaze layer and the protective layer are sequentially connected, wherein,
the first glaze layer comprises the following preparation raw materials in parts by weight:
9-11 parts of potassium feldspar, 26-30 parts of albite, 7-8 parts of kaolin, 12-14 parts of quartz, 10-15 parts of nepheline, 1-3 parts of dolomite, 18-22 parts of alumina, 6-8 parts of frit and 1-5 parts of tourmaline;
the second glaze layer comprises the following preparation raw materials in parts by weight:
10-12 parts of potassium feldspar, 32-37 parts of albite, 6-8 parts of kaolin, 3-4 parts of quartz, 4-6 parts of calcined soil, 4-6 parts of wollastonite, 18-20 parts of dolomite, 1-2 parts of alumina, 1-5 parts of nano zinc, 6-8 parts of strontium sulfate and 1-5 parts of strontium titanate;
the protective layer comprises the following preparation raw materials in parts by weight:
3 to 5 portions of nano organosilicon and 1 to 5 portions of anatase TiO20.1 to 0.6 portion of dispersant.
Further, the dispersing agent is one or a mixture of two of sodium tripolyphosphate and potassium tripolyphosphate.
In addition, the invention also provides a preparation method of the formaldehyde-removing ceramic tile, which comprises the following steps:
mixing the frit and alumina according to the weight part of the preparation raw materials of the first glaze layer, pre-powdering and sieving by a 100-mesh sieve, then adding potash feldspar, albite, kaolin, quartz, nepheline, dolomite and tourmaline, uniformly mixing, adding water, carrying out first ball milling treatment, and obtaining first glaze layer slurry after first sieving treatment and first ageing treatment;
according to the weight parts of the preparation raw materials of the second glaze layer, after potassium feldspar, albite, kaolin, quartz, calcined soil, wollastonite, dolomite, alumina, nano zinc, strontium sulfate and strontium titanate are uniformly mixed, second ball milling treatment is carried out, then water is added, and third ball milling treatment, second screening treatment and second ageing treatment are carried out to obtain second glaze layer slurry;
according to the weight portion of the raw materials for preparing the protective layer, nano organic silicon and anatase TiO are added2And the dispersant are evenly mixed, added with water and stirred to obtain protective layer slurry;
spraying the first glaze layer slurry onto the ceramic tile substrate layer, continuously spraying the second glaze layer slurry after the first glaze layer slurry is sprayed, and then forming a first glaze layer and a second glaze layer on the ceramic tile substrate layer through first drying treatment and firing treatment;
and when the surface temperature is lower than 500 ℃, coating the protective layer slurry on the second glaze layer, and performing second drying treatment to obtain the formaldehyde-removed ceramic tile.
Further, the rotating speed of the first ball milling treatment is 1500r/min-1800r/min, and the time of the first ball milling treatment is 2h-5 h.
Further, the mesh number of the screen mesh adopted in the first screening treatment is 100-150 meshes.
Further, the time of the first ageing treatment is 12-48 h.
Further, the rotating speed of the second ball milling treatment is 1000r/min-1200r/min, and the time of the second ball milling treatment is 20min-50 min.
Further, the rotating speed of the third ball milling treatment is 1500r/min-1800r/min, and the time of the third ball milling treatment is 2h-6 h.
Further, the mesh number of the screen mesh adopted in the second screening treatment is 100-150 meshes.
Further, the time of the second ageing treatment is 12h-24 h.
In the scheme, the first glaze layer, the second glaze layer and the protective layer are arranged on the ceramic substrate layer, the whole wear resistance of the ceramic tile is improved, the first glaze layer, the second glaze layer and the ceramic substrate layer are fired into a whole, after the formulas of the first glaze layer and the second glaze layer are optimized, in the high-temperature firing process, cordierite microcrystals are separated out from components such as kaolin, calcined soil and the like on unmelted aggregate, the hardness of the glaze layer is enhanced, the glaze layer is prevented from being excessively softened by a hard object to generate surface defects in the grinding and firing processes, and the wear resistance and the stability of the first glaze layer and the second glaze layer can be obviously further improved. In addition, tourmaline is added into the first glaze layer, nano zinc and strontium titanate are added into the second glaze layer, the first glaze layer and the second glaze layer have synergistic effect, and anatase TiO is added into the protective layer2The whole body has excellent formaldehyde removing and antibacterial effects, and the interlayer adhesion is excellent.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to embodiments thereof. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The formaldehyde-removing ceramic tile in one embodiment of the invention comprises a ceramic tile base material layer, a first glaze layer, a second glaze layer and a protective layer, wherein the ceramic tile base material layer, the first glaze layer, the second glaze layer and the protective layer are sequentially connected, wherein,
the first glaze layer comprises the following preparation raw materials in parts by weight:
9-11 parts of potassium feldspar, 26-30 parts of albite, 7-8 parts of kaolin, 12-14 parts of quartz, 10-15 parts of nepheline, 1-3 parts of dolomite, 18-22 parts of alumina, 6-8 parts of frit and 1-5 parts of tourmaline;
the second glaze layer comprises the following preparation raw materials in parts by weight:
10-12 parts of potassium feldspar, 32-37 parts of albite, 6-8 parts of kaolin, 3-4 parts of quartz, 4-6 parts of calcined soil, 4-6 parts of wollastonite, 18-20 parts of dolomite, 1-2 parts of alumina, 1-5 parts of nano zinc, 6-8 parts of strontium sulfate and 1-5 parts of strontium titanate;
the protective layer comprises the following preparation raw materials in parts by weight:
3 to 5 portions of nano organosilicon and 1 to 5 portions of anatase TiO20.1 to 0.6 portion of dispersant.
In one embodiment, the dispersant is one or a mixture of sodium tripolyphosphate and potassium tripolyphosphate.
In one embodiment, the frit is a Ti frit.
In one embodiment, a method for removing formaldehyde tiles is provided, comprising the steps of:
mixing the frit and alumina according to the weight part of the preparation raw materials of the first glaze layer, pre-powdering and sieving by a 100-mesh sieve, then adding potash feldspar, albite, kaolin, quartz, nepheline, dolomite and tourmaline, uniformly mixing, adding water, carrying out first ball milling treatment, and obtaining first glaze layer slurry after first sieving treatment and first ageing treatment;
according to the weight parts of the preparation raw materials of the second glaze layer, after potassium feldspar, albite, kaolin, quartz, calcined soil, wollastonite, dolomite, alumina, nano zinc, strontium sulfate and strontium titanate are uniformly mixed, second ball milling treatment is carried out, then water is added, and third ball milling treatment, second screening treatment and second ageing treatment are carried out to obtain second glaze layer slurry;
according to the weight portion of the raw materials for preparing the protective layer, nano organic silicon and anatase TiO are added2And the dispersant are evenly mixed, added with water and stirred to obtain protective layer slurry;
spraying the first glaze layer slurry onto the ceramic tile substrate layer, continuously spraying the second glaze layer slurry after the first glaze layer slurry is sprayed, and then forming a first glaze layer and a second glaze layer on the ceramic tile substrate layer through first drying treatment and firing treatment;
and when the surface temperature is lower than 500 ℃, coating the protective layer slurry on the second glaze layer, and performing second drying treatment to obtain the formaldehyde-removed ceramic tile.
In one embodiment, the rotating speed of the first ball milling treatment is 1500r/min-1800r/min, and the time of the first ball milling treatment is 2h-5 h.
In one embodiment, the first screening process uses a screen having a mesh size of 100 mesh to 150 mesh.
In one embodiment, the time of the first aging treatment is 12h-48 h.
In one embodiment, the rotation speed of the second ball milling treatment is 1000r/min-1200r/min, and the time of the second ball milling treatment is 20min-50 min.
In one embodiment, the rotating speed of the third ball milling treatment is 1500r/min-1800r/min, and the time of the third ball milling treatment is 2h-6 h.
In one embodiment, the second screening process employs a screen having a mesh size of 100 mesh to 150 mesh.
In one embodiment, the time of the second aging treatment is 12h-24 h.
In one embodiment, the rotation speed of the stirring treatment is 250r/min-500r/min, and the time of the stirring treatment is 1h-3 h.
In one embodiment, the specific gravity of the first glaze layer slurry is 1.60-2.0.
In one embodiment, the spraying amount of the first glaze layer slurry is 350g/m²-430g/m²。
In one embodiment, the specific gravity of the second glaze layer slurry is 1.65-2.05.
In one embodiment, the spraying amount of the second glaze layer slurry is 350g/m²-410g/m²。
In one embodiment, the protective layer slurry has a viscosity of 20Pa.s to 32Pa.s and a surface tension of 22 mN/m to 35 mN/m.
In one embodiment, the temperature of the first drying treatment is 65 ℃ to 85 ℃.
In one embodiment, the temperature of the firing treatment is 1120-1230 ℃, and the time of the firing treatment is 35mim-50 min.
In one embodiment, the temperature is reduced to below 500 ℃ at a rate of 10-20 ℃/min.
In one embodiment, the coating amount of the protective layer slurry is 200mL/m²-400mL/m²。
In one embodiment, the coating pressure is controlled to be 0.5MPa to 1.2MPa in the process of coating the protective layer slurry.
In one embodiment, the temperature of the second drying treatment is 35 ℃ to 85 ℃.
Example 1:
the preparation method of the formaldehyde-removing ceramic tile comprises the following steps:
mixing 8 parts of frit and 22 parts of alumina, pre-powdering, sieving by a 100-mesh sieve, then adding 11 parts of potassium feldspar, 26 parts of albite, 7 parts of kaolin, 12 parts of quartz, 10 parts of nepheline, 3 parts of dolomite and 1 part of tourmaline, uniformly mixing, adding water, carrying out ball milling treatment for 5 hours under the condition of the rotating speed of 1500r/min, carrying out sieving treatment by adopting the mesh number of a sieve of 120 meshes, carrying out ageing treatment for 24 hours to obtain a first glaze layer slurry, and controlling the specific gravity of the first glaze layer slurry to be 1.60-2.0 by adding water;
uniformly mixing 12 parts of potassium feldspar, 32 parts of albite, 6 parts of kaolin, 3 parts of quartz, 6 parts of calcined soil, 6 parts of wollastonite, 20 parts of dolomite, 2 parts of alumina, 5 parts of nano zinc, 8 parts of strontium sulfate and 5 parts of strontium titanate, carrying out ball milling treatment for 30min at the rotation speed of 1200r/min, then adding water, carrying out ball milling treatment for 4h at the rotation speed of 1800r/min, carrying out sieving treatment by adopting a sieve with the mesh number of 120 meshes, carrying out ageing treatment for 24h to obtain second glaze layer slurry, and adding water to control the specific gravity of the second glaze layer slurry to be 1.65-2.05;
5 parts of nano organic silicon and 5 parts of anatase TiO2And 0.3 part of sodium tripolyphosphate are uniformly mixed, water is added, stirring treatment is carried out for 1h under the condition that the rotating speed is 500r/min, protective layer slurry is obtained, and the viscosity of the protective layer slurry is controlled to be 20Pa.s-32Pa.s by adding water;
according to the spraying amount of 430g/m²Spraying the first glaze layer slurry to the ceramic tile substrate layer, and then spraying 410g/m according to the spraying amount of the second glaze layer slurry²Continuously spraying the second glaze layer slurry, drying at 65 ℃, firing at 1220 ℃ for 50min, and forming a first glaze layer and a second glaze layer on the ceramic tile substrate layer;
cooling to 100 ℃ at the speed of 20 ℃/min according to the coating weight of 400mL/m²And coating the protective layer slurry on the second glaze layer, and drying at 85 ℃ to obtain the formaldehyde-removed ceramic tile marked as ceramic tile sample 1.
Example 2:
the preparation method of the formaldehyde-removing ceramic tile comprises the following steps:
mixing 6 parts of frit and 18 parts of alumina, pre-powdering and sieving by a 100-mesh sieve, then adding 9 parts of potassium feldspar, 26 parts of albite, 7 parts of kaolin, 12 parts of quartz, 12 parts of nepheline, 2 parts of dolomite and 3 parts of tourmaline, uniformly mixing, adding water, carrying out ball milling treatment for 4 hours under the condition that the rotating speed is 1800r/min, carrying out sieving treatment by adopting the mesh number of the sieve as 100 meshes, carrying out ageing treatment for 48 hours to obtain a first glaze layer slurry, and adding water to control the specific gravity of the first glaze layer slurry to be 1.60-2.0;
uniformly mixing 10 parts of potassium feldspar, 32 parts of albite, 6 parts of kaolin, 3 parts of quartz, 4 parts of calcined soil, 4 parts of wollastonite, 18 parts of dolomite, 1 part of alumina, 1 part of nano zinc, 6 parts of strontium sulfate and 1 part of strontium titanate, carrying out ball milling treatment for 30min at the rotating speed of 1000r/min, then adding water, carrying out ball milling treatment for 3h at the rotating speed of 1500r/min, carrying out screening treatment by adopting a screen mesh of 100 meshes, carrying out ageing treatment for 20h to obtain second glaze layer slurry, and adding water to control the specific gravity of the second glaze layer slurry to be 1.65-2.05;
3 parts of nano organic silicon and 3 parts of anatase TiO2And 0.1 part of sodium tripolyphosphate are uniformly mixed, water is added, stirring treatment is carried out for 2 hours under the condition that the rotating speed is 300r/min, protective layer slurry is obtained, and the viscosity of the protective layer slurry is controlled to be 20Pa.s-32Pa.s by adding water;
according to the spraying amount of 400g/m²Spraying the first glaze layer slurry to the ceramic tile substrate layer, and then spraying 380g/m according to the spraying amount of the second glaze layer slurry²Continuously spraying the second glaze layer slurry, drying at the temperature of 85 ℃, and firing at the temperature of 1200 ℃ for 45min to form a first glaze layer and a second glaze layer on the ceramic tile substrate layer;
cooling to 100 ℃ at the speed of 15 ℃/min according to the coating weight of 350mL/m²And coating the protective layer slurry on the second glaze layer, and drying at the temperature of 75 ℃ to obtain the formaldehyde-removed ceramic tile which is marked as a ceramic tile sample 2.
Example 3:
the preparation method of the formaldehyde-removing ceramic tile comprises the following steps:
mixing 7 parts of frit and 20 parts of alumina, pre-powdering, sieving by a 100-mesh sieve, then adding 10 parts of potassium feldspar, 30 parts of albite, 8 parts of kaolin, 13 parts of quartz, 12 parts of nepheline, 3 parts of dolomite and 3 parts of tourmaline, uniformly mixing, adding water, carrying out ball milling treatment for 4 hours under the condition of the rotating speed of 1500r/min, carrying out sieving treatment by adopting the mesh number of a sieve of 120 meshes, carrying out ageing treatment for 24 hours to obtain a first glaze layer slurry, and controlling the specific gravity of the first glaze layer slurry to be 1.60-2.0 by adding water;
uniformly mixing 12 parts of potassium feldspar, 35 parts of albite, 6 parts of kaolin, 3 parts of quartz, 4 parts of calcined soil, 4 parts of wollastonite, 18 parts of dolomite, 1 part of alumina, 3 parts of nano zinc, 6 parts of strontium sulfate and 3 parts of strontium titanate, carrying out ball milling treatment for 40min at the rotating speed of 1000r/min, then adding water, carrying out ball milling treatment for 3h at the rotating speed of 1500r/min, carrying out sieving treatment by adopting a sieve with the mesh number of 120 meshes, carrying out ageing treatment for 24h to obtain second glaze layer slurry, and adding water to control the specific gravity of the second glaze layer slurry to be 1.65-2.05;
4 parts of nano organic silicon and 4 parts of anatase TiO2And 0.3 part of sodium tripolyphosphate are uniformly mixed, water is added, stirring treatment is carried out for 1h under the condition that the rotating speed is 500r/min, protective layer slurry is obtained, and the viscosity of the protective layer slurry is controlled to be 20Pa.s-32Pa.s by adding water;
according to the spraying amount of 390g/m²Spraying the first glaze layer slurry to the ceramic tile substrate layer, and then spraying 380g/m according to the spraying amount of the second glaze layer slurry²Continuously spraying the second glaze layer slurry, drying at 65 ℃, firing at 1210 ℃ for 35min, and forming a first glaze layer and a second glaze layer on the ceramic tile substrate layer;
cooling to 100 ℃ at the speed of 20 ℃/min, and according to the coating weight, the coating weight is 380mL/m²And coating the protective layer slurry on the second glaze layer, and drying at the temperature of 75 ℃ to obtain the formaldehyde-removed ceramic tile which is marked as a ceramic tile sample 3.
Comparative examples 1 to 3:
the difference from example 1 is only that the raw materials for preparing the first glaze layer and the parts by weight of the raw materials for preparing the first glaze layer in comparative examples 1 to 3 are different, as shown in table 1 below. And the tile label in comparative example 1 is tile comparative sample 1, the tile label obtained in comparative example 2 is tile comparative sample 2, and the tile label obtained in comparative example 3 is tile comparative sample 3.
Table 1:
comparative examples 4 to 6:
the difference from example 1 is only that the raw materials for preparing the second glaze layer and the added parts by weight of the raw materials for preparing the second glaze layer in comparative examples 4 to 6 are different, and the differences are the same as example 1 and are specifically shown in table 2 below. And the tile in comparative example 4 was labeled as tile comparative sample 4, the tile obtained in comparative example 5 was labeled as tile comparative sample 5, and the tile obtained in comparative example 6 was labeled as tile comparative sample 6.
Table 2:
comparative example 7:
only in difference from example 2, the first glaze layer slurry was not sprayed in comparative example 7, and tile comparative sample 7 was obtained.
Comparative example 8:
only in difference from example 2, the second glaze slurry was not sprayed in comparative example 8, resulting in tile comparative sample 8.
Comparative example 9:
only in that the protective layer paste was not applied in comparative example 9, which was different from example 2, to obtain comparative tile sample 9.
Comparative example 10:
the preparation method of the formaldehyde-removing ceramic tile comprises the following steps:
mixing 7 parts of frit and 20 parts of alumina, pre-powdering, sieving by a 100-mesh sieve, then adding 10 parts of potassium feldspar, 30 parts of albite, 8 parts of kaolin, 13 parts of quartz, 12 parts of nepheline, 3 parts of dolomite and 3 parts of tourmaline, uniformly mixing, adding water, carrying out ball milling treatment for 4 hours under the condition of the rotating speed of 1500r/min, carrying out sieving treatment by adopting the mesh number of a sieve of 120 meshes, carrying out ageing treatment for 24 hours to obtain a first glaze layer slurry, and controlling the specific gravity of the first glaze layer slurry to be 1.60-2.0 by adding water;
12 parts of potassium feldspar, 35 parts of albite, 6 parts of kaolin, 3 parts of quartz, 4 parts of calcined soil, 4 parts of wollastonite, 18 parts of dolomite, 1 part of alumina, 3 parts of nano zinc, 6 parts of strontium sulfate, 3 parts of strontium titanate, 4 parts of nano organosilicon and 4 parts of anatase TiO2And 0.3 part of sodium tripolyphosphate are uniformly mixed, ball milling is carried out for 40min under the condition that the rotating speed is 1000r/min, then water is added, ball milling is carried out for 3h under the condition that the rotating speed is 1500r/min, sieving is carried out by adopting the mesh number of a screen mesh of 120 meshes, and after aging treatment is carried out for 24h, second glaze layer slurry is obtained, and the specific gravity of the second glaze layer slurry is controlled to be 1.65-2.05 by adding water;
according to the spraying amount of 390g/m²Spraying the first glaze layer slurry to the ceramic tile substrate layer, and then spraying 380g/m according to the spraying amount of the second glaze layer slurry²And continuously spraying the second glaze layer slurry, drying at 65 ℃, firing at 1210 ℃ for 35min, and forming a first glaze layer and a second glaze layer on the ceramic tile substrate layer to obtain the ceramic tile comparison sample 10.
The tile samples 1-3 and the tile comparative samples 1-6 were evaluated for appearance, primarily subjective evaluation by one skilled in the art, with the results shown in table 3 below.
Table 3:
as can be seen from the data analysis in table 3, the first glaze layer slurry and the second glaze layer slurry in the present invention have better compatibility with the ceramic tile substrate layer after being optimized, and the optimized formula is helpful for obtaining a ceramic tile with a smooth surface and meeting the requirements.
Respectively carrying out wear resistance tests and formaldehyde decomposition rate tests on tile samples 1-3 and tile comparison samples 1-10, wherein the wear resistance tests comprise: the wear resistance was evaluated according to GB/T1768-2006 "method for measuring wear resistance of color paints and varnishes by rotating rubber grinding wheel", and after 500 revolutions, the mass loss (mg) of the sample was measured. And (3) testing the formaldehyde removal rate: according to GB/T9266 plus 2009 'determination of washability of building coating', tile samples 1-3 and tile comparison samples 1-10 are respectively brushed for 10000 times, then the tile samples 1-3 and the tile comparison samples 1-10 are placed in a test chamber, and then the formaldehyde removal effect of the tile samples 1-3 and the tile comparison samples 1-10 is determined according to QB/T2761 plus 2006 'determination method of indoor air purification product purification effect', wherein the action time is 24 hours.
The results are shown in Table 4.
Table 4:
as can be seen from the data analysis in table 4, compared with the tile comparison samples 1 to 6, the changes of the preparation raw materials and preparation components of the first glaze layer and the second glaze layer in the tile comparison samples 1 to 6 affect the wear resistance of the tile and the formaldehyde decomposition and absorption performance, compared with the tile comparison samples 7 to 9, the number of glaze layers arranged on the tile substrate layer affects the wear resistance of the whole tile and the formaldehyde decomposition and absorption performance, and as can be seen from the analysis of the tile comparison sample 9, the formaldehyde decomposition and absorption rate is lower without the application of the protective layer slurry; compare ceramic tile sample 3 and ceramic tile comparison sample 10, directly add protective layer preparation raw materials to second glaze layer preparation raw materials, then sintering treatment integrated into one piece leads to its formaldehyde's decomposition absorption rate to be low, has explained in this application, optimization and reinforced mode between the composition also can influence the decomposition absorption rate of formaldehyde, and this application can give ceramic tile excellent wear resistance and formaldehyde clearance as a complete technical scheme.
In addition, the antibacterial tests are also carried out on the ceramic tile samples 2-3 and the ceramic tile comparison samples 7-10, and the antibacterial performance is referred to JC/T897-2014 (2017). The results are shown in Table 5 below.
Table 5:
as can be seen from the data analysis of Table 5, the tile sample 2 is compared with the tile comparison samples 7-9, the tile comparison sample 7 is not sprayed with the first glaze layer slurry, the tile comparison sample 8 is not sprayed with the second glaze layer slurry, the tile comparison sample 9 is not coated with the protective layer slurry, it can be seen that the obtained antibacterial effect has a significant difference, and the tile sample 3 is compared with the tile comparison sample 10, and the antibacterial effect can be affected by the difference of the preparation process. As can be seen from the data analysis in tables 3, 4 and 5, in the present application, the ceramic tile having excellent wear resistance, significant formaldehyde removal rate and antibacterial property can be obtained by optimizing the raw materials for preparing the first glaze layer, the second glaze layer and the protective layer, the amounts of the raw materials added, and the manner of addition.
The above examples are to be construed as merely illustrative and not limitative of the remainder of the disclosure. After reading the description of the invention, the skilled person can make various changes or modifications to the invention, and these equivalent changes and modifications also fall into the scope of the invention defined by the claims.
Claims (10)
1. A formaldehyde-removing ceramic tile is characterized in that the formaldehyde-removing ceramic tile comprises a ceramic tile base material layer, a first glaze layer, a second glaze layer and a protective layer, wherein the ceramic tile base material layer, the first glaze layer, the second glaze layer and the protective layer are sequentially connected, wherein,
the first glaze layer comprises the following preparation raw materials in parts by weight:
9-11 parts of potassium feldspar, 26-30 parts of albite, 7-8 parts of kaolin, 12-14 parts of quartz, 10-15 parts of nepheline, 1-3 parts of dolomite, 18-22 parts of alumina, 6-8 parts of frit and 1-5 parts of tourmaline;
the second glaze layer comprises the following preparation raw materials in parts by weight:
10-12 parts of potassium feldspar, 32-37 parts of albite, 6-8 parts of kaolin, 3-4 parts of quartz, 4-6 parts of calcined soil, 4-6 parts of wollastonite, 18-20 parts of dolomite, 1-2 parts of alumina, 1-5 parts of nano zinc, 6-8 parts of strontium sulfate and 1-5 parts of strontium titanate;
the protective layer comprises the following preparation raw materials in parts by weight:
3 to 5 portions of nano organosilicon and 1 to 5 portions of anatase TiO20.1 to 0.6 portion of dispersant.
2. A formaldehyde-removing tile as claimed in claim 1, wherein the dispersant is one or a mixture of sodium tripolyphosphate and potassium tripolyphosphate.
3. A method for preparing a formaldehyde-removing ceramic tile, which is used for preparing the formaldehyde-removing ceramic tile as claimed in claim 1 or 2, and comprises the following steps:
mixing the frit and alumina according to the weight part of the preparation raw materials of the first glaze layer, pre-powdering and sieving by a 100-mesh sieve, then adding potash feldspar, albite, kaolin, quartz, nepheline, dolomite and tourmaline, uniformly mixing, adding water, carrying out first ball milling treatment, and obtaining first glaze layer slurry after first sieving treatment and first ageing treatment;
according to the weight parts of the preparation raw materials of the second glaze layer, after potassium feldspar, albite, kaolin, quartz, calcined soil, wollastonite, dolomite, alumina, nano zinc, strontium sulfate and strontium titanate are uniformly mixed, second ball milling treatment is carried out, then water is added, and third ball milling treatment, second screening treatment and second ageing treatment are carried out to obtain second glaze layer slurry;
according to the weight portion of the raw materials for preparing the protective layer, nano organic silicon and anatase TiO are added2And the dispersant are evenly mixed, added with water and stirred to obtain protective layer slurry;
spraying the first glaze layer slurry onto the ceramic tile substrate layer, continuously spraying the second glaze layer slurry after the first glaze layer slurry is sprayed, and then forming a first glaze layer and a second glaze layer on the ceramic tile substrate layer through first drying treatment and firing treatment;
and when the surface temperature is lower than 500 ℃, coating the protective layer slurry on the second glaze layer, and performing second drying treatment to obtain the formaldehyde-removed ceramic tile.
4. The preparation method of the formaldehyde-removing ceramic tile as claimed in claim 3, wherein the rotation speed of the first ball milling treatment is 1500r/min-1800r/min, and the time of the first ball milling treatment is 2h-5 h.
5. The method for preparing a formaldehyde-removing ceramic tile according to claim 3, wherein the mesh number of the screen for the first screening treatment is 100-150 meshes.
6. The method for preparing a formaldehyde-removing ceramic tile according to claim 3, wherein the time of the first aging treatment is 12-48 h.
7. The preparation method of the formaldehyde-removing ceramic tile as claimed in claim 3, wherein the rotation speed of the second ball milling treatment is 1000r/min-1200r/min, and the time of the second ball milling treatment is 20min-50 min.
8. The method for preparing formaldehyde-removing ceramic tiles according to claim 3, wherein the rotation speed of the third ball milling treatment is 1500r/min-1800r/min, and the time of the third ball milling treatment is 2h-6 h.
9. The method for preparing a formaldehyde-removing ceramic tile according to claim 3, wherein the second screening treatment adopts a screen with the mesh number of 100-150 meshes.
10. The method for preparing a formaldehyde-removing ceramic tile according to claim 3, wherein the time of the second aging treatment is 12-24 h.
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