CN106116463A - The preparation method of low grade fever's glazed tiles additive - Google Patents
The preparation method of low grade fever's glazed tiles additive Download PDFInfo
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- CN106116463A CN106116463A CN201610470368.3A CN201610470368A CN106116463A CN 106116463 A CN106116463 A CN 106116463A CN 201610470368 A CN201610470368 A CN 201610470368A CN 106116463 A CN106116463 A CN 106116463A
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- C01G23/04—Oxides; Hydroxides
- C01G23/047—Titanium dioxide
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- 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
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Abstract
The present invention relates to the preparation method of a kind of low grade fever's glazed tiles additive, use lanthana, nano titanium oxide, Ca3(VO4)2, nano zine oxide；Cryolite, fused magnesite, brium carbonate, sodium borate decahydrate are additive main component；Nano titanium oxide therein uses the alcohol thermal response of double mineralizer to prepare；Using this additive, so that the sintering temperature of black earth low grade fever's glazed tiles is reduced to 600 650 DEG C, can become glaze, it is thus achieved that glazed tiles, meanwhile, prepared glazed tiles crystallization effect is good, pressure physical and chemical performance of Denging meets use requirement.
Description
Technical field
The invention belongs to glazed tiles additive preparation field, particularly to the preparation side of a kind of low grade fever's glazed tiles additive
Method.
Background technology
Glazed tiles are one ancient, traditional ceramic materials of China.Along with the development of tourist industry, people are for glazed tiles
Demand is also more and more, is also more and more higher to its requirement.
Existing glazed tiles are the most all to use multiple pug mixed sintering to form, and its glaze layer is the thickest and produces and answers
Power, quality weight, it is easily caused product glaze and be full of cracks occurs, collapses the defect of stripping.The most smooth, and pug is the easiest
Producing and pollute, cost and energy consumption are high, and the quality of product is not sufficiently stable, and its glaze glossiness is inadequate, and colour generation is abundant not, stable,
Easily fade under climate variability area or long sunlight are irradiated.At present, glaze sintering temperature is often higher than 1000 DEG C.As
CN201510292856.5 discloses a kind of glazed tiles utilizing black earth to prepare, this glazed tiles base substrate by black earth, magnesium aluminate spinel,
Potassium feldspar, quartz, magnesium carbonate, steel fibre, phenolic resin, starch and rice husk composition；This glazed tiles glaze is by iron oxide yellow, oxidation
Cobalt, feldspar powder, nano zine oxide, silicon nitride, carbon fiber, tin ash, TEOS, politef form, this glazed tiles surface
Smooth clean and tidy, bright in colour beautiful, there is excellent resistance to compression, the fire-resistant and performance of acid and alkali-resistance, and light weight, water absorption rate is low, thoroughly
Gas is good, low cost, but its sintering temperature is 1200 degrees Celsius, belongs to highly energy-consuming, pollutes again environment, is not suitable for the future economy
Strategy development, therefore, considers from energy-conservation and national angle, and following development is inevitable toward low-temperature sintering, energy-conserving and environment-protective development.Burn
The reduction of junction temperature, can reduce energy consumption, reduces the cost of glaze goods, meets the needs of social development.Grinding of ultralow sintering process
Study carefully so that it is purposes is more extensive, can be used in the reparation of glazed tiles product defect, reduces the substandard products of glazed tiles goods, reduces money
The waste in source.And in glazed tiles preparation field, the correlational study about the additive of glazed tiles low grade fever is the most fewer.
Present invention mainly solves technical problem is that: for the deficiencies in the prior art, it is provided that a kind of low grade fever's glazed tiles add
The preparation method of agent, uses lanthana, nano titanium oxide, Ca3(VO4)2, nano zine oxide；Cryolite, fused magnesite, carbonic acid
Barium, sodium borate decahydrate are additive main component；Nano titanium oxide therein uses the alcohol thermal response system of double mineralizer
For obtaining；Use this additive, so that the sintering temperature of black earth low grade fever's glazed tiles is reduced to 600-650 DEG C, glaze can be become,
Obtaining glazed tiles, meanwhile, prepared glazed tiles crystallization effect is good, pressure physical and chemical performance of Denging meets use requirement.
Summary of the invention
It is an object of the invention to, for the problems referred to above, develop the preparation method of a kind of low grade fever's glazed tiles additive, use
Lanthana, nano titanium oxide, Ca3(VO4)2, nano zine oxide；Cryolite, fused magnesite, brium carbonate, sodium borate decahydrate
For additive main component；Nano titanium oxide therein uses the alcohol thermal response of double mineralizer to prepare；Use this interpolation
Agent, so that the sintering temperature of black earth low grade fever's glazed tiles is reduced to 600-650 DEG C, can become glaze, it is thus achieved that glazed tiles, meanwhile,
Prepared glazed tiles crystallization effect is good, pressure grade for physical and chemical performance meets use requirement.
The preparation method of a kind of low grade fever's glazed tiles additive, comprises the steps:
(1) get the raw materials ready: described black earth low grade fever's glazed tiles additive is made up of the raw material of following weight portion:
Lanthana 1-7 part；Nano titanium oxide 1-7 part；Ca3 (VO4) 2 1-7 part；Nano zine oxide 1-7 part；Cryolite
1-7 part；Fused magnesite 1-7 part；Brium carbonate 1-7 part；Sodium borate decahydrate 1-7 part；
(2) mixing raw materials, old mud, pelletize, drying: weigh additive raw material according to formula, by blank raw material wet ball grinding
To 200 mesh sieves, screen over-size is 0.2-0.4wt%；Slurry after sieving is through being dehydrated into mud cake, and old mud 5 days；Make subsequently
Grain is also dried；
(3) pulverize, sieve: after drying, carry out Mechanical Crushing, and carry out 200 mesh and sieve, carry out subsequently packing outbound；
The preparation method of described nano titanium oxide is as follows: take appropriate titanyl sulfate, adds it to fill isopropanol
Reactor in, add composite mineralizer, ammonium sulfate and sodium sulfate the most according to a certain ratio, by uniform for each raw material stirring, with
After 100 DEG C carry out pressurize alcohol thermal response 1-2h, reaction terminate after, be cooled to room temperature, filter, wash, precipitate is put into very
Empty drying baker is dried, under 1000 degrees Celsius, finally calcines 2h, pulverize, nano titanium oxide can be obtained.
As preferably, the particle diameter of described nano titanium oxide is 40-100nm.
As preferably, the particle diameter of described nano zine oxide is 40-100nm.
As preferably, described black earth low grade fever's glazed tiles additive is made up of the raw material of following weight portion: lanthana 5 parts；Receive
Rice titanium dioxide 5 parts；Ca3(VO4)25 parts；Nano zine oxide 5 parts；Cryolite 5 parts；Fused magnesite 5 parts；Brium carbonate 5 parts；Ten water
Close sodium tetraborate 5 parts.
As preferably, described additive is added in blank raw material and the glaze raw material of black earth low grade fever's glazed tiles simultaneously.
Beneficial effects of the present invention:
Generally speaking, for the glazed tiles of black earth, owing to black earth quality is softer, and its main component is aluminium oxide and oxidation
Silicon, the sintering temperature of these glazed tiles is typically greater than 1000 degrees Celsius, and the present invention develops one and can apply to black earth low grade fever
Additive in the blank raw material of glazed tiles and glaze raw material is minimum so that the sintering temperature of black earth low grade fever's glazed tiles reduces
For 600-650 DEG C, have compared to prior art and significantly promoted.
This additive includes lanthana；Nano titanium oxide；Ca3(VO4)2；Nano zine oxide；Cryolite and fused magnesite,
Brium carbonate and sodium borate decahydrate, in the system of the silicon dioxide that black earth is raw material and aluminium oxide, sodium borate decahydrate
As eutectic, i.e. start to melt at 500 DEG C, and add brium carbonate, in low temperature melting process, the most releasable titanium dioxide
Carbon, meanwhile, by adding nano titanium oxide and lanthana, may be by forming low melting point, in conjunction with positive 5 valencys with raw material
Alum salts, enters silicon dioxide and the binary system of aluminium oxide, low one-tenth glaze network is integrally formed, can obtain and realize glazed tiles
Low grade fever, meanwhile, the concordance of the two additive, not only make glaze and base substrate more stable on combining, the addition of cryolite,
The fusing point making this system reduces further, meanwhile, also ensure that the concordance of sintering process.At titanium dioxide and zinc oxide
During material choice, the present invention have selected the raw material of Nano grade, by optimizing its particle diameter, by small-size effect and quantum
Effect so that the fusing point of raw material reduces, during helping burning can melting as early as possible, reduce sintering temperature further；Especially
The nano titanium oxide that the present invention is prepared by double mineralizer alcohol full-boiled process, its particle diameter is in 40-100nm, and monodispersity is good, for gold
Red stone nanometer titanium dioxide, the nano titanium oxide sold compared to market, for reducing sintering temperature advantageously.
Detailed description of the invention
Below in conjunction with specific embodiment, and with reference to data, the present invention is described in further detail.Should be understood that these embodiments
The present invention solely for the purpose of illustration, rather than limit the scope of the present invention by any way.
The preparation method of these a kind of black earth low grade fever's glazed tiles is as follows, comprises the steps:
(1) get the raw materials ready: prepare the blank raw material of these glazed tiles and the raw material of glaze:
This glazed tiles base substrate is made up of following raw material:
120 parts of black earth；25 parts of quartz；Kaolin 9 parts；Additive 5 parts；Waterglass 5 parts；
This glazed tiles glaze is made up of following raw material:
Zircon-vanadium blue pigment 45 parts；Feldspar powder 9 parts；Kaolin 9 parts；Additive 5 parts；
(2) base substrate material mixing, molding, drying: weigh blank raw material according to formula, by blank raw material wet ball grinding to 200 mesh
Sieve, screen over-size is 0.3wt%；Slurry after sieving is through being dehydrated into mud cake, and old mud 5 days；Carry out cold isostatic compaction subsequently,
Dry subsequently；
(3) glaze batch mixing, pouring glaze, microwave drying: weigh glaze raw material according to formula, by glaze raw material wet ball grinding extremely
200 mesh sieves, screen over-size is 0.3wt%；Glaze slurry after sieving uses the mode of spray to impose on the base substrate being dried, glaze
The thickness of material is 0.7mm；Drenching the base substrate after glaze and carry out microwave drying, microwave wavelength is 6 millimeters, and drying time is 3min；It is dried
The water content of the base substrate after rear pouring glaze is less than 1.1wt%；
(4) burn till in kiln, polishing: burning till in kiln, firing period is 80 minutes；To glazed tiles table after burning till
Face is processed by shot blasting, can obtain the low grade fever's glazed tiles utilizing black earth to prepare.
The chemical composition of black earth is: SiO2 45wt%, Al2O3 35wt%, CaO 10wt%, other compositions 10wt%.
Embodiment 1:
The preparation method of a kind of low grade fever's glazed tiles additive, comprises the steps:
(1) get the raw materials ready: described black earth low grade fever's glazed tiles additive is made up of the raw material of following weight portion:
Lanthana 5 parts；Nano titanium oxide 5 parts；Ca3(VO4)25 parts；Nano zine oxide 5 parts；Cryolite 5 parts；Electric-melting magnesium
5 parts of sand；Brium carbonate 5 parts；Sodium borate decahydrate 5 parts；
(2) mixing raw materials, old mud, pelletize, drying: weigh additive raw material according to formula, by blank raw material wet ball grinding
To 200 mesh sieves, screen over-size is 0.2-0.4wt%；Slurry after sieving is through being dehydrated into mud cake, and old mud 5 days；Make subsequently
Grain is also dried；
(3) pulverize, sieve: after drying, carry out Mechanical Crushing, and carry out 200 mesh and sieve, carry out subsequently packing outbound；
The preparation method of described nano titanium oxide is as follows: take appropriate titanyl sulfate, adds it to fill isopropanol
Reactor in, add composite mineralizer, ammonium sulfate and sodium sulfate the most according to a certain ratio, by uniform for each raw material stirring, with
After 100 DEG C carry out pressurize alcohol thermal response 1.5h, reaction terminate after, be cooled to room temperature, filter, wash, precipitate is put into very
Empty drying baker is dried, under 1000 degrees Celsius, finally calcines 2h, pulverize, nano titanium oxide can be obtained；Described nanometer two
The particle diameter of titanium oxide is 40-100nm；The particle diameter of described nano zine oxide is 40-100nm.
Embodiment 2:
The preparation method of a kind of low grade fever's glazed tiles additive, comprises the steps:
(1) get the raw materials ready: described black earth low grade fever's glazed tiles additive is made up of the raw material of following weight portion:
Lanthana 1 part；Nano titanium oxide 5 parts；Ca3(VO4)25 parts；Nano zine oxide 5 parts；Cryolite 5 parts；Electric-melting magnesium
1 part of sand；Brium carbonate 1 part；Sodium borate decahydrate 1 part；
(2) mixing raw materials, old mud, pelletize, drying: weigh additive raw material according to formula, by blank raw material wet ball grinding
To 200 mesh sieves, screen over-size is 0.2-0.4wt%；Slurry after sieving is through being dehydrated into mud cake, and old mud 5 days；Make subsequently
Grain is also dried；
(3) pulverize, sieve: after drying, carry out Mechanical Crushing, and carry out 200 mesh and sieve, carry out subsequently packing outbound；
The preparation method of described nano titanium oxide is as follows: take appropriate titanyl sulfate, adds it to fill isopropanol
Reactor in, add composite mineralizer, ammonium sulfate and sodium sulfate the most according to a certain ratio, by uniform for each raw material stirring, with
After 100 DEG C carry out pressurize alcohol thermal response 1.5h, reaction terminate after, be cooled to room temperature, filter, wash, precipitate is put into very
Empty drying baker is dried, under 1000 degrees Celsius, finally calcines 2h, pulverize, nano titanium oxide can be obtained；Described nanometer two
The particle diameter of titanium oxide is 40-100nm；The particle diameter of described nano zine oxide is 40-100nm.
Embodiment 3:
The preparation method of a kind of low grade fever's glazed tiles additive, comprises the steps:
(1) get the raw materials ready: described black earth low grade fever's glazed tiles additive is made up of the raw material of following weight portion:
Lanthana 5 parts；Nano titanium oxide 7 parts；Ca3(VO4)25 parts；Nano zine oxide 5 parts；Cryolite 7 parts；Electric-melting magnesium
7 parts of sand；Brium carbonate 5 parts；Sodium borate decahydrate 7 parts；
(2) mixing raw materials, old mud, pelletize, drying: weigh additive raw material according to formula, by blank raw material wet ball grinding
To 200 mesh sieves, screen over-size is 0.2-0.4wt%；Slurry after sieving is through being dehydrated into mud cake, and old mud 5 days；Make subsequently
Grain is also dried；
(3) pulverize, sieve: after drying, carry out Mechanical Crushing, and carry out 200 mesh and sieve, carry out subsequently packing outbound；
The preparation method of described nano titanium oxide is as follows: take appropriate titanyl sulfate, adds it to fill isopropanol
Reactor in, add composite mineralizer, ammonium sulfate and sodium sulfate the most according to a certain ratio, by uniform for each raw material stirring, with
After 100 DEG C carry out pressurize alcohol thermal response 1.5h, reaction terminate after, be cooled to room temperature, filter, wash, precipitate is put into very
Empty drying baker is dried, under 1000 degrees Celsius, finally calcines 2h, pulverize, nano titanium oxide can be obtained；Described nanometer two
The particle diameter of titanium oxide is 40-100nm；The particle diameter of described nano zine oxide is 40-100nm.
Embodiment 4:
The preparation method of a kind of low grade fever's glazed tiles additive, comprises the steps:
(1) get the raw materials ready: described black earth low grade fever's glazed tiles additive is made up of the raw material of following weight portion:
Lanthana 1 part；Nano titanium oxide 1 part；Ca3(VO4)25 parts；Nano zine oxide 1 part；Cryolite 1 part；Electric-melting magnesium
7 parts of sand；Brium carbonate 5 parts；Sodium borate decahydrate 7 parts；
(2) mixing raw materials, old mud, pelletize, drying: weigh additive raw material according to formula, by blank raw material wet ball grinding
To 200 mesh sieves, screen over-size is 0.2-0.4wt%；Slurry after sieving is through being dehydrated into mud cake, and old mud 5 days；Make subsequently
Grain is also dried；
(3) pulverize, sieve: after drying, carry out Mechanical Crushing, and carry out 200 mesh and sieve, carry out subsequently packing outbound；
The preparation method of described nano titanium oxide is as follows: take appropriate titanyl sulfate, adds it to fill isopropanol
Reactor in, add composite mineralizer, ammonium sulfate and sodium sulfate the most according to a certain ratio, by uniform for each raw material stirring, with
After 100 DEG C carry out pressurize alcohol thermal response 1.5h, reaction terminate after, be cooled to room temperature, filter, wash, precipitate is put into very
Empty drying baker is dried, under 1000 degrees Celsius, finally calcines 2h, pulverize, nano titanium oxide can be obtained；Described nanometer two
The particle diameter of titanium oxide is 40-100nm；The particle diameter of described nano zine oxide is 40-100nm.
Embodiment 5:
The preparation method of a kind of low grade fever's glazed tiles additive, comprises the steps:
(1) get the raw materials ready: described black earth low grade fever's glazed tiles additive is made up of the raw material of following weight portion:
Lanthana 5 parts；Nano titanium oxide 6 parts；Ca3(VO4)25 parts；Nano zine oxide 5 parts；Cryolite 6 parts；Electric-melting magnesium
5 parts of sand；Brium carbonate 4 parts；Sodium borate decahydrate 4 parts；
(2) mixing raw materials, old mud, pelletize, drying: weigh additive raw material according to formula, by blank raw material wet ball grinding
To 200 mesh sieves, screen over-size is 0.2-0.4wt%；Slurry after sieving is through being dehydrated into mud cake, and old mud 5 days；Make subsequently
Grain is also dried；
(3) pulverize, sieve: after drying, carry out Mechanical Crushing, and carry out 200 mesh and sieve, carry out subsequently packing outbound；
The preparation method of described nano titanium oxide is as follows: take appropriate titanyl sulfate, adds it to fill isopropanol
Reactor in, add composite mineralizer, ammonium sulfate and sodium sulfate the most according to a certain ratio, by uniform for each raw material stirring, with
After 100 DEG C carry out pressurize alcohol thermal response 2h, reaction terminate after, be cooled to room temperature, filter, wash, precipitate is put into vacuum
Drying baker is dried, under 1000 degrees Celsius, finally calcines 2h, pulverize, nano titanium oxide can be obtained；Described nano-silica
The particle diameter changing titanium is 40-100nm；The particle diameter of described nano zine oxide is 40-100nm.
Comparative example 1
The preparation method of a kind of low grade fever's glazed tiles additive, comprises the steps:
(1) get the raw materials ready: described black earth low grade fever's glazed tiles additive is made up of the raw material of following weight portion:
Lanthana 5 parts；Nano titanium oxide 5 parts；Ca3(VO4)25 parts；Nano zine oxide 5 parts；Cryolite 5 parts；Electric-melting magnesium
5 parts of sand；Brium carbonate 5 parts；
(2) mixing raw materials, old mud, pelletize, drying: weigh additive raw material according to formula, by blank raw material wet ball grinding
To 200 mesh sieves, screen over-size is 0.2-0.4wt%；Slurry after sieving is through being dehydrated into mud cake, and old mud 5 days；Make subsequently
Grain is also dried；
(3) pulverize, sieve: after drying, carry out Mechanical Crushing, and carry out 200 mesh and sieve, carry out subsequently packing outbound；
The preparation method of described nano titanium oxide is as follows: take appropriate titanyl sulfate, adds it to fill isopropanol
Reactor in, add composite mineralizer, ammonium sulfate and sodium sulfate the most according to a certain ratio, by uniform for each raw material stirring, with
After 100 DEG C carry out pressurize alcohol thermal response 1.5h, reaction terminate after, be cooled to room temperature, filter, wash, precipitate is put into very
Empty drying baker is dried, under 1000 degrees Celsius, finally calcines 2h, pulverize, nano titanium oxide can be obtained；Described nanometer two
The particle diameter of titanium oxide is 40-100nm；The particle diameter of described nano zine oxide is 40-100nm.
Comparative example 2:
The preparation method of a kind of low grade fever's glazed tiles additive, comprises the steps:
(1) get the raw materials ready: described black earth low grade fever's glazed tiles additive is made up of the raw material of following weight portion:
Nano titanium oxide 5 parts；Ca3(VO4)25 parts；Nano zine oxide 5 parts；Cryolite 5 parts；Fused magnesite 5 parts；Carbonic acid
Barium 5 parts；Sodium borate decahydrate 5 parts；
(2) mixing raw materials, old mud, pelletize, drying: weigh additive raw material according to formula, by blank raw material wet ball grinding
To 200 mesh sieves, screen over-size is 0.2-0.4wt%；Slurry after sieving is through being dehydrated into mud cake, and old mud 5 days；Make subsequently
Grain is also dried；
(3) pulverize, sieve: after drying, carry out Mechanical Crushing, and carry out 200 mesh and sieve, carry out subsequently packing outbound；
The preparation method of described nano titanium oxide is as follows: take appropriate titanyl sulfate, adds it to fill isopropanol
Reactor in, add composite mineralizer, ammonium sulfate and sodium sulfate the most according to a certain ratio, by uniform for each raw material stirring, with
After 100 DEG C carry out pressurize alcohol thermal response 1.5h, reaction terminate after, be cooled to room temperature, filter, wash, precipitate is put into very
Empty drying baker is dried, under 1000 degrees Celsius, finally calcines 2h, pulverize, nano titanium oxide can be obtained；Described nanometer two
The particle diameter of titanium oxide is 40-100nm；The particle diameter of described nano zine oxide is 40-100nm.
Comparative example 3:
The preparation method of a kind of low grade fever's glazed tiles additive, comprises the steps:
(1) get the raw materials ready: described black earth low grade fever's glazed tiles additive is made up of the raw material of following weight portion:
Lanthana 5 parts；Nano titanium oxide 5 parts；Ca3(VO4)25 parts；Cryolite 5 parts；Fused magnesite 5 parts；Brium carbonate 5
Part；Sodium borate decahydrate 5 parts；
(2) mixing raw materials, old mud, pelletize, drying: weigh additive raw material according to formula, by blank raw material wet ball grinding
To 200 mesh sieves, screen over-size is 0.2-0.4wt%；Slurry after sieving is through being dehydrated into mud cake, and old mud 5 days；Make subsequently
Grain is also dried；
(3) pulverize, sieve: after drying, carry out Mechanical Crushing, and carry out 200 mesh and sieve, carry out subsequently packing outbound；
The preparation method of described nano titanium oxide is as follows: take appropriate titanyl sulfate, adds it to fill isopropanol
Reactor in, add composite mineralizer, ammonium sulfate and sodium sulfate the most according to a certain ratio, by uniform for each raw material stirring, with
After 100 DEG C carry out pressurize alcohol thermal response 1.5h, reaction terminate after, be cooled to room temperature, filter, wash, precipitate is put into very
Empty drying baker is dried, under 1000 degrees Celsius, finally calcines 2h, pulverize, nano titanium oxide can be obtained；Described nanometer two
The particle diameter of titanium oxide is 40-100nm.
Comparative example 4:
The preparation method of a kind of low grade fever's glazed tiles additive, comprises the steps:
(1) get the raw materials ready: described black earth low grade fever's glazed tiles additive is made up of the raw material of following weight portion:
Lanthana 5 parts；Ca3(VO4)25 parts；Nano zine oxide 5 parts；Cryolite 5 parts；Fused magnesite 5 parts；Brium carbonate 5 parts；
Sodium borate decahydrate 5 parts；
(2) mixing raw materials, old mud, pelletize, drying: weigh additive raw material according to formula, by blank raw material wet ball grinding
To 200 mesh sieves, screen over-size is 0.2-0.4wt%；Slurry after sieving is through being dehydrated into mud cake, and old mud 5 days；Make subsequently
Grain is also dried；
(3) pulverize, sieve: after drying, carry out Mechanical Crushing, and carry out 200 mesh and sieve, carry out subsequently packing outbound；
The particle diameter of described nano zine oxide is 40-100nm.
Comparative example 5:
The preparation method of a kind of low grade fever's glazed tiles additive, comprises the steps:
(1) get the raw materials ready: described black earth low grade fever's glazed tiles additive is made up of the raw material of following weight portion:
Lanthana 5 parts；Nano titanium oxide 5 parts；Ca3(VO4)25 parts；Nano zine oxide 5 parts；Cryolite 5 parts；Electric-melting magnesium
5 parts of sand；Brium carbonate 5 parts；Sodium borate decahydrate 5 parts；
(2) mixing raw materials, old mud, pelletize, drying: weigh additive raw material according to formula, by blank raw material wet ball grinding
To 200 mesh sieves, screen over-size is 0.2-0.4wt%；Slurry after sieving is through being dehydrated into mud cake, and old mud 5 days；Make subsequently
Grain is also dried；
(3) pulverize, sieve: after drying, carry out Mechanical Crushing, and carry out 200 mesh and sieve, carry out subsequently packing outbound；
Described nano titanium oxide is business-like titanium dioxide；The particle diameter of described nano titanium oxide is 40-100nm；
The particle diameter of described nano zine oxide is 40-100nm.
By in prepared additive application to the preparation process of black earth low grade fever's glazed tiles, its sintering temperature (DEG C) is as follows:
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of the spirit or essential attributes of the present invention, it is possible to realize the present invention in other specific forms.Therefore, no matter
From the point of view of which point, all should regard embodiment as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all by fall in the implication of equivalency and scope of claim
Change is included in the present invention.
Although moreover, it will be appreciated that this specification is been described by according to embodiment, but the most each embodiment only wraps
Containing an independent technical scheme, this narrating mode of description is only that for clarity sake those skilled in the art should
Description can also be formed those skilled in the art through appropriately combined as an entirety, the technical scheme in each embodiment
May be appreciated other embodiments.
Claims (5)
1. the preparation method of low grade fever's glazed tiles additive, it is characterised in that: comprise the steps:
(1) get the raw materials ready: described black earth low grade fever's glazed tiles additive is made up of the raw material of following weight portion: lanthana 1-7 part；Nanometer two
Titanium oxide 1-7 part；Ca3(VO4)21-7 part；Nano zine oxide 1-7 part；Cryolite 1-7 part；Fused magnesite 1-7 part；Brium carbonate 1-
7 parts；Sodium borate decahydrate 1-7 part；
(2) mixing raw materials, old mud, pelletize, drying: weigh additive raw material according to formula, by blank raw material wet ball grinding to 200
Mesh sieve, screen over-size is 0.2-0.4wt%；Slurry after sieving is through being dehydrated into mud cake, and old mud 5 days；Carry out pelletize also subsequently
Dry；
(3) pulverize, sieve: after drying, carry out Mechanical Crushing, and carry out 200 mesh and sieve, carry out subsequently packing outbound；
The preparation method of described nano titanium oxide is as follows: take appropriate titanyl sulfate, adds it to fill the anti-of isopropanol
Answer in device, add composite mineralizer, ammonium sulfate and sodium sulfate the most according to a certain ratio, each raw material stirring is uniform, exist subsequently
100 DEG C carry out alcohol thermal response 1-2h of pressurizeing, after reaction terminates, are cooled to room temperature, filter, wash, precipitate is put into vacuum and does
Dry case is dried, under 1000 degrees Celsius, finally calcines 2h, pulverize, nano titanium oxide can be obtained.
2. the preparation method of low grade fever's glazed tiles additive as claimed in claim 1, it is characterised in that described nano-silica
The particle diameter changing titanium is 40-100nm.
3. the preparation method of low grade fever's glazed tiles additive as claimed in claim 1, it is characterised in that described nano oxidized
The particle diameter of zinc is 40-100nm.
4. the preparation method of the low grade fever's glazed tiles additive as described in claim 1 or 3, it is characterised in that described black earth
Low grade fever's glazed tiles additive is made up of the raw material of following weight portion: lanthana 5 parts；Nano titanium oxide 5 parts；Ca3(VO4)2 5
Part；Nano zine oxide 5 parts；Cryolite 5 parts；Fused magnesite 5 parts；Brium carbonate 5 parts；Sodium borate decahydrate 5 parts.
5. the preparation method of low grade fever's glazed tiles additive as claimed in claim 5, it is characterised in that described additive is same
Time be added in blank raw material and the glaze raw material of black earth low grade fever's glazed tiles.
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