CN108706884A - The preparation method of far infrared ceramic tile - Google Patents
The preparation method of far infrared ceramic tile Download PDFInfo
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- CN108706884A CN108706884A CN201810707006.0A CN201810707006A CN108706884A CN 108706884 A CN108706884 A CN 108706884A CN 201810707006 A CN201810707006 A CN 201810707006A CN 108706884 A CN108706884 A CN 108706884A
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- far infrared
- overglaze
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- 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
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/52—Multiple coating or impregnating multiple coating or impregnating with the same composition or with compositions only differing in the concentration of the constituents, is classified as single coating or impregnation
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/81—Coating or impregnation
- C04B41/89—Coating or impregnation for obtaining at least two superposed coatings having different compositions
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- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
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Abstract
The present invention discloses a kind of preparation method of far infrared ceramic tile, includes the following steps：Blank forming, and it is dry；Billet surface after the drying applies far infrared ground-coat enamel, and sintering obtains biscuit；Far infrared overglaze is applied on the surface of biscuit, is sintered, obtains semi-finished product；Semi-finished product are polished, edging, obtain finished product；Super clean bright processing is carried out to get far infrared ceramic tile to finished surface；The component of the far infrared ground-coat enamel includes aluminium oxide, silica, calcium oxide, potassium oxide, magnesia, barium monoxide and far infrared additive；The component of the far infrared overglaze includes aluminium oxide, silica, calcium oxide, potassium oxide, magnesia, barium monoxide, sodium oxide molybdena and far infrared additive；The component of the far infrared additive includes kaolin, feldspar, quartz, nano-tourmaline, zirconium carbide, zirconium dioxide.Technical scheme of the present invention enables to ceramic tile to have far infrared emission function.
Description
Technical field
The present invention relates to ceramic tile technical field, more particularly to a kind of preparation method of far infrared ceramic tile.
Background technology
In recent years, with the continuous deterioration of ecological environment and stepping up for people's living standard, public space and household
The construction of health environment in space becomes the topic of people's close attention.
Far infrared can effectively be absorbed as a kind of electromagnetic wave by human body.Deeply far infrared into the human body
Line can cause the vibration of atom and molecule, and by resonant absorption, form thermal response and promote in subcutaneous deep tissues temperature
It rises, fine vascular expansion；To promote blood circulation, the obstacle cleaning that extravasated blood etc. is harmed to metabolism is clean, and tissue is made to obtain
To bring back to life, and ferment is promoted to grow, so that it is trapped in old waste and the harmful substance in human body originally, it can be with new
Old metabolism is excreted by sweat gland.Concurrently there are the residue of such as cosmetics in pore, also can directly by pore with
Sweat excretes together, effectively to mitigate the burden of kidney.
Currently, use of the ceramic tile in public space and home room is more and more extensive, still, most of ceramic tile is only
Only have decoration functions.Therefore, how far infrared emission function organically to be combined with ceramic tile, becomes ceramic tile field
Very popular research topic.
Invention content
The main object of the present invention is to provide a kind of preparation method of far infrared ceramic tile, it is intended to so that ceramic tile has far infrared
Line emission function.
To achieve the above object, the preparation method of far infrared ceramic tile proposed by the present invention, includes the following steps：
Blank forming, and under conditions of green body is placed in 150 DEG C -200 DEG C, dry 70min-100min；
Billet surface after the drying applies far infrared ground-coat enamel, and will apply the green body after far infrared ground-coat enamel be placed in 1200 DEG C-
Under conditions of 1280 DEG C, it is sintered 30min-45min, obtains biscuit；
The item applied far infrared overglaze on the surface of biscuit, and the biscuit after far infrared overglaze will be applied be placed in 600 DEG C -1120 DEG C
Under part, it is sintered 60min-110min, obtains semi-finished product；
Using the polish line for including resin grinding block and Elastic abrasive body, semi-finished product is polished, edging, obtains finished product；
Super clean bright processing is carried out to finished surface, so that the glossiness of finished surface is spent up to 85 degree -95 to get far infrared
Ceramic tile；
The component of the far infrared ground-coat enamel include aluminium oxide, silica, calcium oxide, potassium oxide, magnesia, barium monoxide and
Far infrared additive；
The component of the far infrared overglaze includes aluminium oxide, silica, calcium oxide, potassium oxide, magnesia, barium monoxide, oxygen
Change sodium and far infrared additive；
The component of the far infrared additive includes kaolin, feldspar, quartz, nano-tourmaline, zirconium carbide, titanium dioxide
Zirconium.
Optionally, the component of the far infrared ground-coat enamel further includes fatty alcohol sulfonate and silanol class non-ionic surface active
Agent；
The component of the far infrared overglaze further includes fatty alcohol sulfonate and silanol class nonionic surfactant.
Optionally, the mass fraction of each component of the far infrared ground-coat enamel is：
Optionally, the mass fraction of each component of the far infrared overglaze is：
Optionally, the hydrophilic-hydrophobic balance value of the fatty alcohol sulfonate is 8-10, and the silanol class non-ionic surface is lived
Property agent hydrophilic-hydrophobic balance value be 9-16.
Optionally, the component of the nano-tourmaline includes：
Nanometer schorl 50w%-75w%；
Nanometer elbaite 12w%-45w%；
Nanometer dravite 3w%-25w%.
Optionally, the nano-tourmaline is modified Nano tourmaline.
Optionally, described to apply under conditions of the biscuit after far infrared overglaze is placed in 600 DEG C -1120 DEG C, it is sintered 60min-
110min, the step of obtaining semi-finished product, including：
The biscuit after far infrared overglaze will be applied and be warming up to 600 DEG C, fire 2min-6min so that green body moisture content is reduced to
0.5% or less；
With the heating rate of 10 DEG C/min, it is warming up to 890 DEG C -1120 DEG C；
With the rate of temperature fall of 10 DEG C/min, it is cooled to 600 DEG C；
It is cooling, obtain semi-finished product.
Optionally, in the step of billet surface after the drying applies far infrared ground-coat enamel, the far infrared ground-coat enamel
Flow velocity is 28s-32s, and the proportion of the far infrared ground-coat enamel is 1.85g/ml-1.95g/ml, the applied amount of the far infrared ground-coat enamel
For 450g/m2-470g/m2, the fineness of the far infrared ground-coat enamel is that siccative weight percent is 0.4%- after 325 mesh sieve
0.6%.
Optionally, described in the step of far infrared overglaze is applied on the surface of biscuit, the flow velocity of the far infrared overglaze is
The proportion of 28s-32s, the far infrared overglaze are 1.85g/ml-1.95g/ml, and the applied amount of the far infrared overglaze is
1005g/m2-1020g/m2。
Technical scheme of the present invention adds far infrared additive in the component of overglaze, in the far infrared additive
Tourmaline has far infrared emission function, also, its far infrared emission function is with the reduction of its grain size and in enhancing
Trend, the present invention is using nano-tourmaline, it is possible to understand that, it may make the ceramic tile of overglaze and the application overglaze to have
Excellent far infrared emission function, simultaneously as nano-tourmaline itself also has a series of excellent surfaces, interface characteristics
Can, be conducive to its dispersion and homogenization in overglaze, to further promote overglaze and apply the remote of the ceramic tile of the overglaze
The strength and stability of infrared ray transmitting function.
Also, in the far infrared additive, zirconium dioxide also has far infrared emission function, meanwhile, zirconium carbide is not
Only can efficient absorption visible light, be also equipped with far infrared reflection characteristic.The two with nano-tourmaline when coordinating, nano-tourmaline
The far infrared discharged with zirconium dioxide may make overglaze and using the overglaze after the zirconium carbide reflection of disperse
Ceramic tile has broader far infrared launch angle and more stable far infrared transmission power.
Also, technical scheme of the present invention is added with kaolin, feldspar and stone also in the component of far infrared additive
English, kaolin, which can play the role of optimization glaze suspension and wearability, feldspar, can play fluxing effect, and quartz can be played and be carried
For the effect of glaze skeleton structure.
Secondly, technical scheme of the present invention adds far infrared additive in the component of ground-coat enamel, the far infrared additive
In tourmaline have far infrared emission function, also, its far infrared emission function with the reduction of its grain size and in increase
Strong trend, the present invention is using nano-tourmaline, it is possible to understand that, it may make the ceramic tile of ground-coat enamel and the application ground-coat enamel
Has excellent far infrared emission function, simultaneously as nano-tourmaline itself also has a series of excellent surfaces, interface
Performance is conducive to its dispersion and homogenization in ground-coat enamel, to further promote ground-coat enamel and apply the ceramic tile of the ground-coat enamel
The strength and stability of far infrared emission function.
Also, in the far infrared additive, zirconium dioxide also has far infrared emission function, meanwhile, zirconium carbide is not
Only can efficient absorption visible light, be also equipped with far infrared reflection characteristic.The two with nano-tourmaline when coordinating, nano-tourmaline
The far infrared discharged with zirconium dioxide may make ground-coat enamel and using the ground-coat enamel after the zirconium carbide reflection of disperse
Ceramic tile has broader far infrared launch angle and more stable far infrared transmission power.
Also, technical scheme of the present invention is added with kaolin, feldspar and stone also in the component of far infrared additive
English, kaolin, which can play the role of optimization glaze suspension and wearability, feldspar, can play fluxing effect, and quartz can be played and be carried
For the effect of glaze skeleton structure.
To sum up, the ground-coat enamel of far infrared ceramic tile of the present invention and overglaze all have far infrared emission function, you can so that having applied
The far infrared ceramic tile of the present invention of the ground-coat enamel and overglaze has far infrared emission function.
In addition, technical scheme of the present invention may make ceramic tile also by being above-mentioned steps by the optimum preparation condition of ceramic tile
Production process in, glaze can be aoxidized adequately, is burnt into, and to make extra gas be efficiently exhausted, be reduced
The glaze planar defects such as solution cavity, pin hole, glaze bubble, improve the quality of ceramic tile.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the flow diagram of one embodiment of preparation method of far infrared ceramic tile of the present invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
Below in conjunction with Figure of description, preferred embodiment of the present invention will be described, it should be understood that described herein
Preferred embodiment only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention, and in the absence of conflict, this hair
The feature in embodiment and embodiment in bright can be combined with each other.
As shown in Figure 1, the present invention proposes a kind of preparation method of far infrared ceramic tile, include the following steps：
Step S10, blank forming, and under conditions of green body is placed in 150 DEG C -200 DEG C, dry 70min-100min；
Step S20, billet surface after the drying apply far infrared ground-coat enamel, and are placed in the green body after far infrared ground-coat enamel is applied
Under conditions of 1200 DEG C -1280 DEG C, it is sintered 30min-45min, obtains biscuit；
Step S30 applies far infrared overglaze on the surface of biscuit, and will apply the biscuit after far infrared overglaze be placed in 600 DEG C-
Under conditions of 1120 DEG C, it is sintered 60min-110min, obtains semi-finished product；
Step S40 is polished semi-finished product using the polish line for including resin grinding block and Elastic abrasive body, edging, obtains
Finished product；
Step S50 carries out super clean bright processing to finished surface, so that the glossiness of finished surface is spent up to 85 degree -95, i.e.,
Obtain far infrared ceramic tile；
The component of the far infrared ground-coat enamel include aluminium oxide, silica, calcium oxide, potassium oxide, magnesia, barium monoxide and
Far infrared additive；
The component of the far infrared overglaze includes aluminium oxide, silica, calcium oxide, potassium oxide, magnesia, barium monoxide, oxygen
Change sodium and far infrared additive；
The component of the far infrared additive includes kaolin, feldspar, quartz, nano-tourmaline, zirconium carbide, titanium dioxide
Zirconium.
First, technical scheme of the present invention adds far infrared additive in the component of overglaze, the far infrared additive
In tourmaline have far infrared emission function, also, its far infrared emission function with the reduction of its grain size and in increase
Strong trend, the present invention is using nano-tourmaline, it is possible to understand that, it may make the ceramic tile of overglaze and the application overglaze
Has excellent far infrared emission function, simultaneously as nano-tourmaline itself also has a series of excellent surfaces, interface
Performance is conducive to its dispersion and homogenization in overglaze, to further promote overglaze and apply the ceramic tile of the overglaze
The strength and stability of far infrared emission function.
Also, in the far infrared additive, zirconium dioxide also has far infrared emission function, meanwhile, zirconium carbide is not
Only can efficient absorption visible light, be also equipped with far infrared reflection characteristic.The two with nano-tourmaline when coordinating, nano-tourmaline
The far infrared discharged with zirconium dioxide may make overglaze and using the overglaze after the zirconium carbide reflection of disperse
Ceramic tile has broader far infrared launch angle and more stable far infrared transmission power.
Also, technical scheme of the present invention is added with kaolin, feldspar and stone also in the component of far infrared additive
English, kaolin, which can play the role of optimization glaze suspension and wearability, feldspar, can play fluxing effect, and quartz can be played and be carried
For the effect of glaze skeleton structure.
Secondly, technical scheme of the present invention adds far infrared additive in the component of ground-coat enamel, the far infrared additive
In tourmaline have far infrared emission function, also, its far infrared emission function with the reduction of its grain size and in increase
Strong trend, the present invention is using nano-tourmaline, it is possible to understand that, it may make the ceramic tile of ground-coat enamel and the application ground-coat enamel
Has excellent far infrared emission function, simultaneously as nano-tourmaline itself also has a series of excellent surfaces, interface
Performance is conducive to its dispersion and homogenization in ground-coat enamel, to further promote ground-coat enamel and apply the ceramic tile of the ground-coat enamel
The strength and stability of far infrared emission function.
Also, in the far infrared additive, zirconium dioxide also has far infrared emission function, meanwhile, zirconium carbide is not
Only can efficient absorption visible light, be also equipped with far infrared reflection characteristic.The two with nano-tourmaline when coordinating, nano-tourmaline
The far infrared discharged with zirconium dioxide may make ground-coat enamel and using the ground-coat enamel after the zirconium carbide reflection of disperse
Ceramic tile has broader far infrared launch angle and more stable far infrared transmission power.
Also, technical scheme of the present invention is added with kaolin, feldspar and stone also in the component of far infrared additive
English, kaolin, which can play the role of optimization glaze suspension and wearability, feldspar, can play fluxing effect, and quartz can be played and be carried
For the effect of glaze skeleton structure.
To sum up, the ground-coat enamel of far infrared ceramic tile of the present invention and overglaze all have far infrared emission function, you can so that having applied
The far infrared ceramic tile of the present invention of the ground-coat enamel and overglaze has far infrared emission function.
In addition, technical scheme of the present invention may make ceramic tile also by being above-mentioned steps by the optimum preparation condition of ceramic tile
Production process in, glaze can be aoxidized adequately, is burnt into, and to make extra gas be efficiently exhausted, be reduced
The glaze planar defects such as solution cavity, pin hole, glaze bubble, improve the quality of ceramic tile.
Preferably, the component of the far infrared ground-coat enamel further includes fatty alcohol sulfonate and silanol class non-ionic surface active
Agent.Specifically, the silanol class nonionic surfactant is triphenyl silicone.
Due to the addition of ground-coat enamel component mid and far infrared additive, the case where exacerbating ground-coat enamel surface tension unbalance stress, cause
The problem of making ground-coat enamel reunite.Therefore, technical scheme of the present invention also adds fatty alcohol sulfonate in the component of ground-coat enamel
With silanol class nonionic surfactant.Since fatty alcohol sulfonate has longer hydrophobic grouping-aliphatic chain hydroxyl, also,
Chain length is longer, and the dynamics stretched out to surface layer ground-coat enamel is bigger, reduces with joint efforts suffered by the ground-coat enamel of surface layer to may make so that ground-coat enamel
Surface tension be minimized.
At the same time, silanol class nonionic surfactant does not occur ionization in ground-coat enamel and exists in the form of molecule,
Its stability is high, is not easy to be influenced by strong electrolyte inorganic salts and pH value.At this point, silanol class nonionic surfactant molecule
In lipophilic group it is roughly the same with the lipophilic group of ionic surfactant, but its hydrophilic radical then mainly by having
A certain number of oxygen-containing groups (such as hydroxyl and polyoxyethylene chain) are constituted：Lipophilic group is attached to the surface of solids, hydrophilic radical to
It stretches in liquid outside, so that the reduction in surface tension of ground-coat enamel, and then the mobility of ground-coat enamel is effectively increased, improve density
The uniformity of distribution.
Also, silanol class nonionic surfactant also has mutual promoting action with fatty alcohol sulfonate, can not only have
Effect promotes dispersibility, uniformity of the two in ground-coat enamel, also may make that the two increases the reducing effect of ground-coat enamel surface tension
By force.
In addition, silanol class nonionic surfactant also has the characteristics that low foaming characteristic, bubble in ground-coat enamel is effectively reduced
Generation, improve the quality of product.
Preferably, the hydrophilic-hydrophobic balance value of the fatty alcohol sulfonate is 8-10, and the silanol class non-ionic surface is lived
Property agent hydrophilic-hydrophobic balance value be 9-16.
At this point, the hydrophilic-hydrophobic balance value of fatty alcohol sulfonate and silanol class nonionic surfactant is 10 or so,
In this way, may make fatty alcohol sulfonate and silanol class nonionic surfactant that both there is preferable hydrophily, it may have preferably
Lipophile so that fatty alcohol sulfonate and silanol class nonionic surfactant can further decrease the surface of ground-coat enamel
Tension so that the mobility of ground-coat enamel and further being promoted for uniformity reduce possibility, promotion ground-coat enamel that ground-coat enamel bubble generates
With the bond strength of green body.
Specifically, the mass fraction of each component of the far infrared ground-coat enamel is：
Wherein, the mass fraction of each component of the far infrared additive is：
In this way, by the optimization of formula and dosage to far infrared ground-coat enamel, that is, the formulation content of aluminium oxide is improved, reduced
The formulation content with melting behaviour such as calcium oxide, magnesia lacks in this way, the glazes such as solution cavity, pin hole, glaze bubble can be effectively reduced
It falls into, improves the quality of ground-coat enamel and ceramic tile.
Preferably, the component of the far infrared overglaze further includes fatty alcohol sulfonate and silanol class non-ionic surface active
Agent.Specifically, the silanol class nonionic surfactant is triphenyl silicone.
Due to the addition of overglaze component mid and far infrared additive, the case where exacerbating overglaze surface tension unbalance stress, cause
The problem of making overglaze reunite.Therefore, technical scheme of the present invention also adds fatty alcohol sulfonate in the component of overglaze
With silanol class nonionic surfactant.Since fatty alcohol sulfonate has longer hydrophobic grouping-aliphatic chain hydroxyl, also,
Chain length is longer, and the dynamics stretched out to surface layer overglaze is bigger, reduces with joint efforts suffered by the overglaze of surface layer to may make so that overglaze
Surface tension be minimized.
At the same time, silanol class nonionic surfactant does not occur ionization in overglaze and exists in the form of molecule,
Its stability is high, is not easy to be influenced by strong electrolyte inorganic salts and pH value.At this point, silanol class nonionic surfactant molecule
In lipophilic group it is roughly the same with the lipophilic group of ionic surfactant, but its hydrophilic radical then mainly by having
A certain number of oxygen-containing groups (such as hydroxyl and polyoxyethylene chain) are constituted：Lipophilic group is attached to the surface of solids, hydrophilic radical to
It stretches in liquid outside, so that the reduction in surface tension of overglaze, and then the mobility of overglaze is effectively increased, improve density
The uniformity of distribution.
Also, silanol class nonionic surfactant also has mutual promoting action with fatty alcohol sulfonate, can not only have
Effect promotes dispersibility, uniformity of the two in overglaze, also may make that the two increases the reducing effect of overglaze surface tension
By force.
In addition, silanol class nonionic surfactant also has the characteristics that low foaming characteristic, bubble in overglaze is effectively reduced
Generation, improve the quality of product.
Preferably, the hydrophilic-hydrophobic balance value of the fatty alcohol sulfonate is 8-10, and the silanol class non-ionic surface is lived
Property agent hydrophilic-hydrophobic balance value be 9-16.
At this point, the hydrophilic-hydrophobic balance value of fatty alcohol sulfonate and silanol class nonionic surfactant is 10 or so,
In this way, may make fatty alcohol sulfonate and silanol class nonionic surfactant that both there is preferable hydrophily, it may have preferably
Lipophile so that fatty alcohol sulfonate and silanol class nonionic surfactant can further decrease the surface of overglaze
Tension so that the mobility of overglaze and further being promoted for uniformity reduce possibility, promotion overglaze that overglaze bubble generates
With the bond strength of ground-coat enamel.
Specifically, the mass fraction of each component of the far infrared overglaze is：
Wherein, the mass fraction of each component of the far infrared additive is：
In this way, by the optimization of formula and dosage to far infrared overglaze, that is, the formulation content of aluminium oxide is improved, reduced
The formulation content with melting behaviour such as calcium oxide, magnesia lacks in this way, the glazes such as solution cavity, pin hole, glaze bubble can be effectively reduced
It falls into, improves the quality of overglaze and ceramic tile.
Further, whether in the formula of far infrared overglaze, or in the formula of far infrared ground-coat enamel, the nanometer
Tourmaline is modified Nano tourmaline.
Specifically, modifying process is as follows：According to mass fraction meter, 0.3 part of -0.5 part of phthalic acid is added 300 part -380
In part deionized water, stirring is warming up to 70 DEG C -80 DEG C, adds 6 parts of -10 parts of nano-tourmalines, stirs 10min-15min, according to
0.1-0.2 parts of manganese powders of secondary addition and 0.05-0.22 parts of molybdenum powders, are continuously heating to 85 DEG C -90 DEG C, constant temperature at the uniform velocity stirs 45min-
55min is continuously heating to 100-110 DEG C, sequentially add 0.3 part of -0.5 part of nano calcium oxide, 0.15 part -0.3 part it is nano oxidized
Zinc, 0.8 part of -1 part of nano barium carbonate, 0.1 part of -0.2 part of nanometer titanium silicate, constant temperature at the uniform velocity stir 1h-2h, stop reaction, filter,
Filter residue is taken, it is dry to get modified Nano tourmaline.
In the above process, the deionized water of nano-tourmaline particle and its adsorption occurs dissociation and forms hydroxyl, benzene two
Esterification occurs for the great amount of hydroxy group of carboxyl and nano-tourmaline particle surface in formic acid, and in nano-tourmaline particle surface
Monomolecular film is formed, i.e., surface modification is carried out to nano-tourmaline particle so that nano-tourmaline particle surface is by dipole inversion
At nonpolarity, polarity is reduced.Also, the monomolecular film that nano-tourmaline particle surface generates can also reduce nano-tourmaline
Interaction force between particle surface improves the mobility of modified Nano tourmaline.In addition, the carboxyl that phthalic acid provides
There is electrostatic repulsion as anion, additionally it is possible to the molecular dispersivity in system, uniformity be made further to be promoted.
In this way, dispersibility and uniformity of the modified Nano tourmaline in glaze (ground-coat enamel and overglaze) are effectively improved, this
Sample not only can effectively enhance the far infrared emission function of glaze and ceramic tile, widen the far infrared angle of departure of glaze and ceramic tile
Degree promotes the stability of glaze and the transmitting of ceramic tile far infrared；And the polarity of modified nano-tourmaline particle surface compared with
Low, dispersibility, uniformity are extremely strong, also can effectively avoid the generation of agglomeration in glaze, reduce the glaze such as solution cavity, pin hole, glaze bubble
Planar defect, to effectively improve the quality of glaze and ceramic tile.
At this point, the nano-tourmaline in glaze uses modified Nano tourmaline, the negative of nano-tourmaline can be also effectively improved
Ion release assigns the good anion function of ceramic tile using the glaze.
Specifically, the nano-tourmaline includes in a nanometer schorl, nanometer elbaite and nanometer dravite
It is at least one.That is, carry out nano-tourmaline selection when, both can independent choice nanometer schorl, nanometer elbaite and
Nanometer any one of dravite, also can be in simultaneous selection nanometer schorl, nanometer elbaite and nanometer dravite
Any two, can also nanometer schorl, nanometer elbaite and nanometer dravite three's simultaneous selection.
Preferably, the component of the nano-tourmaline includes：
Nanometer schorl 50w%-75w%；
Nanometer elbaite 12w%-45w%；
Nanometer dravite 3w%-25w%.
At this point, the nano-particle of a variety of crystallographic systems is contained in nano-tourmaline, and when such nano-tourmaline is scattered in
When in glaze, the nano-particle of a variety of crystallographic systems can form random spread pattern, not only effectively reduce solution cavity, pin hole, glaze
The glaze planar defects such as bubble, but also the bond strength between overglaze and ground-coat enamel, ground-coat enamel and idiosome is effectively enhanced, to effectively be promoted
The quality of glaze and ceramic tile.
Preferably, described to apply under conditions of the biscuit after far infrared overglaze is placed in 600 DEG C -1120 DEG C, it is sintered 60min-
110min, the step of obtaining semi-finished product, including：
The biscuit after far infrared overglaze will be applied and be warming up to 600 DEG C, fire 2min-6min so that green body moisture content is reduced to
0.5% or less；
With the heating rate of 10 DEG C/min, it is warming up to 890 DEG C -1120 DEG C；
With the rate of temperature fall of 10 DEG C/min, it is cooled to 600 DEG C；
It is cooling, obtain semi-finished product.
In this way, the sintering process for applying the biscuit after far infrared overglaze is divided into：Pre-burned, at the uniform velocity heating fire and it is even
Prompt drop temperature fires three processes, and pre-burned process may make that the integral strength of ceramic tile is promoted, and the firing and even of at the uniform velocity heating up
Prompt drop temperature fire two processes then can further such that glaze be able to it is fully oxidized, sintering, to effectively reduce solution cavity, pin hole,
The glaze planar defects such as glaze bubble, reduce the obstruction that these glaze planar defects emit far infrared, promote the remote of ground-coat enamel, overglaze and ceramic tile
The strength and stability of infrared emitting.
Preferably, in the step of billet surface after the drying applies far infrared ground-coat enamel, the far infrared ground-coat enamel
Flow velocity is 28s-32s, and the proportion of the far infrared ground-coat enamel is 1.85g/ml-1.95g/ml, the applied amount of the far infrared ground-coat enamel
For 450g/m2-470g/m2, the fineness of the far infrared ground-coat enamel is that siccative weight percent is 0.4%- after 325 mesh sieve
0.6%.In this way, can the adhesive strength of ground-coat enamel and green body effectively be promoted, and ensure the application stability of overglaze on ground-coat enamel so that
Glaze is able to good oxidation, firing, reduces the glaze planar defects such as solution cavity, pin hole, glaze bubble, reduces these glaze planar defects to far infrared
The obstruction of line transmitting promotes the strength and stability of the far infrared transmitting of ground-coat enamel, overglaze and ceramic tile.
Preferably, described in the step of far infrared overglaze is applied on the surface of biscuit, the flow velocity of the far infrared overglaze is
The proportion of 28s-32s, the far infrared overglaze are 1.85g/ml-1.95g/ml, and the applied amount of the far infrared overglaze is
1005g/m2-1020g/m2.In this way, not only can effectively promote the adhesive strength of overglaze, the far infrared hair of overglaze and ceramic tile is ensured
Function is penetrated, but also the glaze planar defects such as solution cavity, pin hole, glaze bubble can be effectively reduced, to effectively reduce these glaze planar defects to remote
The obstruction of infrared emitting promotes the strength and stability of the far infrared transmitting of ground-coat enamel, overglaze and ceramic tile.
Preferably, the resin grinding block includes：The resin grinding block of the resin grinding block and 3 group of 180 mesh of 5 group of 150 mesh；
The Elastic abrasive body includes：The bullet of the Elastic abrasive body of 5 group of 180 mesh, the Elastic abrasive body of 10 group of 240 mesh, 5 group of 300 mesh
Property abrading block, the elastic abrading block of 5 group of 400 purpose, the Elastic abrasive body of 5 group of 600 mesh, the Elastic abrasive body of 3 group of 800 mesh, 3 group of 1000 purpose
The Elastic abrasive body of Elastic abrasive body, the Elastic abrasive body of 3 group of 1500 mesh, the Elastic abrasive body of 3 group of 2000 mesh, 4 group of 3000 mesh.
Specifically, the quantity of resin grinding block is 6 in each group of resin module, elastic module in each group of elastic module
Quantity is 6.
Resin grinding block is arranged in before Elastic abrasive body, i.e., ceramic tiles in advance passes through the grinding process of each group resin grinding block, using
The grinding process of each group Elastic abrasive body.Also, when by each group resin grinding block, ceramic tiles in advance passes through the group of low mesh number, then passes through
Cross the group of high mesh number；When by each group Elastic abrasive body, ceramic tiles in advance passes through the group of low mesh number, using the group of high mesh number
Not.
In this way, may make that the surface of ceramic tile is more smooth, bright and clean, so as to effectively reduce overglaze surface impurity, spot etc.
The residual of substance, slows down erosion and destruction of the substances such as impurity, spot to overglaze, and then effectively promotes the remote red of overglaze and ceramic tile
The stability and persistence of outside line emission function.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly
In the scope of patent protection that other related technical areas are included in the present invention.
Claims (10)
1. a kind of preparation method of far infrared ceramic tile, which is characterized in that include the following steps：
Blank forming, and under conditions of green body is placed in 150 DEG C -200 DEG C, dry 70min-100min；
Billet surface after the drying applies far infrared ground-coat enamel, and is placed in 1200 DEG C -1280 DEG C by the green body after far infrared ground-coat enamel is applied
Under conditions of, it is sintered 30min-45min, obtains biscuit；
The condition applied far infrared overglaze on the surface of biscuit, and the biscuit after far infrared overglaze will be applied be placed in 600 DEG C -1120 DEG C
Under, it is sintered 60min-110min, obtains semi-finished product；
Using the polish line for including resin grinding block and Elastic abrasive body, semi-finished product is polished, edging, obtains finished product；
Super clean bright processing is carried out to finished surface, so that the glossiness of finished surface is spent up to 85 degree -95 to get far infrared ceramic tile；
The component of the far infrared ground-coat enamel includes aluminium oxide, silica, calcium oxide, potassium oxide, magnesia, barium monoxide and remote red
External additive；
The component of the far infrared overglaze include aluminium oxide, silica, calcium oxide, potassium oxide, magnesia, barium monoxide, sodium oxide molybdena,
And far infrared additive；
The component of the far infrared additive includes kaolin, feldspar, quartz, nano-tourmaline, zirconium carbide, zirconium dioxide.
2. preparation method as described in claim 1, which is characterized in that the component of the far infrared ground-coat enamel further includes fatty alcohol sulphur
Hydrochlorate and silanol class nonionic surfactant；
The component of the far infrared overglaze further includes fatty alcohol sulfonate and silanol class nonionic surfactant.
3. preparation method as claimed in claim 2, which is characterized in that the mass fraction of each component of the far infrared ground-coat enamel
For：
4. preparation method as claimed in claim 2, which is characterized in that the mass fraction of each component of the far infrared overglaze
For：
5. preparation method as claimed in claim 2, which is characterized in that the hydrophilic-hydrophobic balance value of the fatty alcohol sulfonate is
The hydrophilic-hydrophobic balance value of 8-10, the silanol class nonionic surfactant are 9-16.
6. preparation method as described in claim 1, which is characterized in that the component of the nano-tourmaline includes：
Nanometer schorl 50w%-75w%；
Nanometer elbaite 12w%-45w%；
Nanometer dravite 3w%-25w%.
7. preparation method as described in claim 1, which is characterized in that the nano-tourmaline is modified Nano tourmaline.
8. the preparation method as described in any one of claim 1 to 7, which is characterized in that it is described will apply far infrared overglaze after
Biscuit is placed under conditions of 600 DEG C -1120 DEG C, the step of being sintered 60min-110min, obtain semi-finished product, including：
The biscuit after far infrared overglaze will be applied and be warming up to 600 DEG C, fire 2min-6min so that green body moisture content is reduced to 0.5%
Below；
With the heating rate of 10 DEG C/min, it is warming up to 890 DEG C -1120 DEG C；
With the rate of temperature fall of 10 DEG C/min, it is cooled to 600 DEG C；
It is cooling, obtain semi-finished product.
9. the preparation method as described in any one of claim 1 to 7, which is characterized in that in the green body table after the drying
Face was applied in the step of far infrared ground-coat enamel, and the flow velocity of the far infrared ground-coat enamel is 28s-32s, and the proportion of the far infrared ground-coat enamel is
1.85g/ml-1.95g/ml the applied amount of the far infrared ground-coat enamel is 450g/m2-470g/m2, the fineness of the far infrared ground-coat enamel
For through 325 mesh sieve after siccative weight percent be 0.4%-0.6%.
10. the preparation method as described in any one of claim 1 to 7, which is characterized in that applied far on the surface of biscuit described
In the step of infrared overglaze, the flow velocity of the far infrared overglaze is 28s-32s, and the proportion of the far infrared overglaze is 1.85g/
The applied amount of ml-1.95g/ml, the far infrared overglaze are 1005g/m2-1020g/m2。
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Application publication date: 20181026 |