CN104261683B - Preparation method of one-step sintered glass-ceramic composite board - Google Patents
Preparation method of one-step sintered glass-ceramic composite board Download PDFInfo
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- CN104261683B CN104261683B CN201410491105.1A CN201410491105A CN104261683B CN 104261683 B CN104261683 B CN 104261683B CN 201410491105 A CN201410491105 A CN 201410491105A CN 104261683 B CN104261683 B CN 104261683B
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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
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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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/14—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silica
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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
- C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
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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
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5022—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with vitreous materials
- C04B41/5023—Glass-ceramics
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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
- C04B41/85—Coating or impregnation with inorganic materials
- C04B41/86—Glazes; Cold glazes
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
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Abstract
The invention discloses a preparation method of a one-step sintered glass-ceramic composite board. The preparation method comprises the following steps of A, carrying out impact molding on a green body, namely respectively distributing green body powder prepared according to a known formula and micropowder layer powder with the particle size of less than or equal to 200 meshes, and then, impacting to form the green body; B, applying glass-ceramic frits, namely spreading the glass-ceramic frits on the surface of the green body obtained in the step A, and spraying a layer of polyurethane fixing agent, wherein the polyurethane fixing agent is prepared from the following components in percentage by mass: 3.8-4.8% of nonionic polyurethane associative thickener, 1.8-2.4% of attapulgite clay, 0.6-1% of defoaming agent, 0.6-1.6% of dispersing agent and the balance of solvent; C, sintering, namely sintering in a kiln at the temperature of 1150-1250 DEG C; and D, polishing, namely polishing and edging the product which is cooled after being sintered to obtain a finished product of the glass-ceramic composite board. By using the method, adverse effects caused by the adsorption effect of a preheating zone of the kiln to the glass-ceramic frits can be avoided, and the rate of finished products can be increased.
Description
Technical field
A kind of a kind of the present invention relates to architectural pottery technical field, more particularly to system of once-firing crystallite glass composite plate
Preparation Method.
Background technology
Crystallite glass composite plate is the composite board that one layer of devitrified glass is compounded in earthenware brick surface, because its surface
It is glass-ceramic layer, so antifouling, maintenance convenient for cleaning completely.At present, glass ceramics frit is mainly existed by distributing mode
Certain thickness glass ceramics frit (granular size is in 15-150 mesh) is coated with billet surface or glaze, and sprays one layer of fixation
Granule is fixed on billet surface by agent, glaze is reprocessed after burning till, and the quality of glass ceramics frit directly determines brick
The quality of base flatness and adobe decorative effect, the fixative used in prior art are common glue and water by a definite proportion
Example mixing, in the glue fixative that its surface spraying a layer thickness is 1-3mm after the good glass ceramics frit of adobe cloth.But giving birth to
In product, during the good adobe of cloth will send into kiln, preheating zone is that, in the environment of lower negative pressure, fine particle is (especially less than
100 mesh) as lighter weight is easily sucked away, the glue fixative for overlaying on surface can not play good to glass ceramics frit granule
Good is adhesively fixed effect.Therefore, if fixative glass ceramics frit granule can be played it is good effect is adhesively fixed,
The formation in finished product devitrified glass face can be greatly improved, while can also reduce the glass ceramics frit granule being sucked away, money is reduced
The waste in source.
The content of the invention
It is an object of the invention to propose a kind of once burning for improving once-firing crystallite glass composite plate brick surface evenness
Into the preparation method of crystallite glass composite plate.
It is that, up to this purpose, the present invention is employed the following technical solutions：
A kind of preparation method of once-firing crystallite glass composite plate, it is characterised in that：Comprise the following steps：
A, base substrate punch forming：The micropowder layer powder of the base substrate powder and granularity≤200 mesh of well-known formulations is selected to be divided into cloth
After material, biscuit is struck out；
B, apply glass ceramics frit：Glass ceramics frit is dispensed in the billet surface of step A and one layer of polyurethanes are sprayed
Fixative, polyurethaness fixative carry out proportioning by the mass fraction of following components：Non-ionic polyurethane association thickener 3.8-
4.8%, attapulgite clay 1.8-2.4%, defoamer 0.6-1%, dispersant 0.6-1.6%, balance of solvent；
C, burn till：Kiln kiln roasting is sent into, firing temperature is 1150-1250 DEG C；
D, rubbing down processing：The polished edging processing of product cooled down after burning till obtains crystallite glass composite plate finished product.
Illustrate further, in step C, firing period is 90-120min.
Illustrate further, the defoamer added in polyurethaness fixative described in step B is polyether-type GPE froth breakings
Agent.
Illustrate further, the dispersant added in polyurethaness fixative described in step B be sodium tripolyphosphate, poly- third
At least one in olefin(e) acid sodium.
Illustrate further, the solvent of polyurethaness fixative described in step B is water, in diethylene glycol ether at least
It is a kind of.
Illustrate further, the granular size of the glass ceramics frit is 70-110 mesh.
Illustrate further, the glass ceramics frit fabric thickness is 1-3mm.
Illustrate further, the preparation method of the polyurethaness fixative is comprised the following steps：1) by nonionic poly- ammonia
Ester association thickener is dissolved in solvent, is stirred；2) attapulgite clay is added, mixes uniform；3) polyether-type GPE is added to disappear
Infusion and sodium tripolyphosphate, are uniformly mixing to obtain rit granule agglomerant.
Beneficial effects of the present invention：1st, the flatness in finished bricks face is improved, the conjunction of once-firing crystallite glass composite plate is made
Lattice yield rate is improved；2nd, solve the problems, such as that frit granules are easily sucked away in the face of the preheating zone of lower negative pressure when klining is entered,
Brick surface is avoided the flaws such as substantial amounts of pin hole and bubble occur；3rd, the fixative for using can be used under neutral environment, and is not contained
There is no impact by metal ion in the color effects that frit granules are produced in sintering.
Description of the drawings
Fig. 1 is the preparation flow schematic diagram of the blank structure of one embodiment of the present of invention；
Fig. 2 is the structural representation of the crystallite glass composite plate for burning till of one embodiment of the present of invention.
Wherein：Green body layer 1, glass ceramics frit layer 2, fixed layer 3, glass-ceramic layer 4.
Specific embodiment
Technical scheme is further illustrated with reference to specific embodiment.
Dispensing is carried out in proportion using raw ores such as Anhydrite, clay, Kaolin, Jing ball millings, except ferrum, mist projection granulating sieve, obtain
Obtain base substrate powder.The chemical composition of the base substrate powder formulation adopted in the embodiment of the present invention is for (wt%)：SiO2：70%,
Al2O3：21%, CaO:1%, MgO：2%, K2O：2%, Na2O：3%, Fe2O3：0.5%, TiO2：0.5%.Using micropowder
The chemical composition of formula is (wt%)：For SiO2：68%, Al2O3：18%, Na2O：6%, K2O：5%, TiO2：0.4%,
CaO：0.6%, MgO：2%, ball milling pelletize is sieved, and obtains micropowder material.It should be noted that base substrate powder given here and micro-
The recipe ingredient of powder can be replaced by other recipe ingredients in common knowledge, may be applicable to once-firing crystallite glass of the present invention
In the preparation method of glass composite plate.
The contrast of embodiment group 1- and prior art
The chemical composition of the formula of the transparent glass-ceramics frit for adopting is for (wt%)：SiO2：63%, Al2O3：10%,
Na2O：1.5%, K2O：5%, CaO：3%, MgO：0.2%, ZrO2：0.5%, B2O3：14%, BaO：2.8%, melted
Water quenching obtains frit granules afterwards, then Jing jaw crushings crusher machine, crosses 70 mesh sieves, takes lower part of screen point, is used as embodiment group 1 and uses
Transparent glass-ceramics frit.
Embodiment 1-1
A kind of preparation method for once grilling thoroughly bright crystallite glass composite plate, comprises the following steps：
A, base substrate punch forming：Base substrate powder (fineness is 150 degree) and micro powder material (fineness is 150 degree) layer-by-layer distribution
Afterwards, the biscuit with bottom base layer and micropowder layer is struck out, the thickness of wherein micropowder layer is the 1/2 of bottom base thickness degree, is dried；
B, apply glass ceramics frit：Transparent glass-ceramics frit is dispensed in the billet surface of step A and a strata ammonia is sprayed
Esters fixative, the thickness for dispensing transparent glass-ceramics frit are 2mm, and fixative consumption is 300-500g/m2, obtains such as Fig. 1
The shown adobe with green body layer 1, glass ceramics frit layer 2 and fixed layer 3；
Per the component of 100kg polyurethaness fixatives：Non-ionic polyurethane association thickener (Nae Woi Korea.,
Ltd. company, model HIRESOL85) 4.3kg, attapulgite clay 2.0kg, polyether-type GPE defoamer are (chemical from Hangzhou Fei Er
Industrial Co., Ltd buys) 0.8kg, sodium polyacrylate 0.6g, balance of water；
C, burn till：Kiln kiln roasting is sent into, firing temperature is 1200 DEG C, and firing period 110min burns till as shown in Figure 2
Crystallite glass composite plate with green body layer 1 and glass-ceramic layer 4 goes out first product.
D, rubbing down processing：The polished edging processing of the product that cools down after burning till obtain transparent glass-ceramics composite plate into
Product, two panels ceramic tile front is combined, and what brick face was good is merged closely, therefore finished product planarization is good, and surface can without naked eyes
See pin hole.It should be noted that water can be replaced using diethylene glycol ether as solvent, sodium polyacrylate is used as dispersant
Can be replaced using sodium tripolyphosphate and can also realize this programme.
Explanation is needed exist for, fixative consumption is related to frit fineness, and frit is thinner, and the fixative for being used is more.
Comparative example 1-2
The preparation method for once grilling thoroughly bright crystallite glass composite plate of prior art, comprises the following steps：
A, base substrate punch forming：Base substrate powder (fineness is 150 degree) and micro powder material (fineness is 150 degree) layer-by-layer distribution
Afterwards, the biscuit with bottom base layer and micropowder layer is struck out, the thickness of wherein micropowder layer is the 1/2 of bottom base thickness degree, is dried；
B, apply glass ceramics frit：Transparent glass-ceramics frit is dispensed in the billet surface of step A and one layer is sprayed by carboxylic
The viscosity aqueous slurry that sodium carboxymethylcellulose pyce is configured to, the thickness for dispensing transparent glass-ceramics frit is 2mm, and glue quantity is 300-
500g/m2；
C, burn till：Kiln kiln roasting is sent into, firing temperature is 1200 DEG C, firing period 110min；
D, rubbing down processing：The polished edging processing of the product that cools down after burning till obtain transparent glass-ceramics composite plate into
Product, finished bricks face occur pin hole, during sampling observation are combined two panels ceramic tile front, occur that space can be seen in both sides once in a while
Phenomenon.
Glue used herein above is carboxymethyl cellulose aqueous solution known to ceramic field, wherein carboxymethyl cellulose
Mass fraction is about 3%.
Embodiment 1-1 is carried out into viscosity test with the fixative used in comparative example 1-2,1 is as a result see the table below, motion
Viscosity number μ：Flow velocity t is obtained with -4 glasss of times determined at 30 DEG C needed for liquid is flowed out from the hole of predetermined hole diameter are applied, and can be led to
Cross the conversions of t=0.223 μ+6.0 and draw kinematic viscosity value μ.
1 embodiment 1-1 of table is contrasted with the viscosity of the fixative used in comparative example 1-2
| Numbering | Flow velocity/s | Kinematic viscosity value/(mm2/s) |
| Embodiment 1-1 | 23.4 | 78.03 |
| Comparative example 1-2 | 7.7 | 7.62 |
Comparative example 1-3
The preparation method for once grilling thoroughly bright crystallite glass composite plate of prior art, comprises the following steps：
A, base substrate punch forming：Base substrate powder (fineness is 150 degree) and micro powder material (fineness is 150 degree) layer-by-layer distribution
Afterwards, the biscuit with bottom base layer and micropowder layer is struck out, the thickness of wherein micropowder layer is the 1/2 of bottom base thickness degree, is dried；
B, apply glass ceramics frit：Transparent glass-ceramics frit is dispensed in the billet surface of step A, transparent microcrystal glass is dispensed
The thickness of glass frit is 2mm；
C, burn till：Kiln kiln roasting is sent into, firing temperature is 1200 DEG C, firing period 110min；
D, rubbing down processing：The polished edging processing of the product that cools down after burning till obtain transparent glass-ceramics composite plate into
Product, finished bricks face occur pin hole, during sampling observation, two panels ceramic tile front are combined, and space can be seen in finished product substantially both sides
Or light can be seen in centre, not with good flatness.
From the use for firing the visible fixative of finished product of embodiment 1-1, comparative example 1-2 and comparative example 1-3 it is
A key factor of finished product flatness is improved, prior art is made using the viscosity aqueous slurry being configured to by sodium carboxymethyl cellulose
Fixative for glass ceramics frit granule plays fixation to glass ceramics frit granule and does not gather as used in the present invention
Urethane class fixative, transparent glass-ceramics frit granules layer are affected by the suction of preheating zone lower negative pressure when kiln is sent in adobe,
Partially transparent glass ceramics frit granule is sucked away, and the thickness of transparent glass-ceramics frit granules layer is therefore uneven, has influence on
Easily there is convex or recessed phenomenon in the flatness of finished product, the finished product of firing.
Embodiment 2
A kind of preparation method for once burning the crystallite glass composite plate with ice crystal effect, comprises the following steps：
A, base substrate punch forming：Base substrate powder (fineness is 100 degree) and micro powder material (fineness is 100 degree) layer-by-layer distribution
Afterwards, the biscuit with bottom base layer and micropowder layer is struck out, the thickness of wherein micropowder layer is the 1/3 of bottom base thickness degree, is dried；
B, apply glass ceramics frit：Temperature resistant transparent frit granules are dispensed (from the magnetic enamel frit makeing of Zibo China in the billet surface of step A
Company buys, 80 mesh) and one layer of polyurethaness fixative is sprayed, the thickness for dispensing temperature resistant transparent glass ceramics frit is 2mm, Gu
The consumption for determining agent is 350-500g/m2；
Per the component of 100kg polyurethaness fixatives：Non-ionic polyurethane association thickener (Nae Woi Korea.,
Ltd. company, model HIRESOL85) 4.3kg, attapulgite clay 2.0kg, polyether-type GPE defoamer are (chemical from Hangzhou Fei Er
Industrial Co., Ltd buys) 0.8kg, sodium polyacrylate 0.6g, balance of water；
C, burn till：Kiln kiln roasting is sent into, firing temperature is 1250 DEG C, firing period 90min；
D, rubbing down processing：The polished edging processing of product cooled down after burning till obtains the devitrified glass with ice crystal effect
Compound board finished product, two panels ceramic tile front is combined, and what brick face was good be merged closely, thus finished product have it is good smooth
Property, and the pin hole that surface is visible by naked eyes.
Viscosity of the embodiment group 3- attapulgite clay content to polyurethaness fixative
Per the component of 100kg polyurethaness fixatives：Non-ionic polyurethane association thickener (Nae Woi Korea.,
Ltd. company, model HIRESOL85) 4.3kg, attapulgite clay content according to the form below 2 adds, and polyether-type GPE defoamer is (from Hangzhoupro
State Fei Er chemical industry company limited buys) 0.6kg, sodium tripolyphosphate 1.2kg, balance of diethylene glycol ether.
The preparation method of above-mentioned polyurethaness fixative, comprises the following steps：1) by non-ionic polyurethane association type thickening
Agent is soluble in water, stirs；2) attapulgite clay is added, mixes uniform；3) polyether-type GPE defoamer and tripolyphosphate are added
Sodium, is uniformly mixing to obtain polyurethaness fixative, carries out flow velocity test to obtained polyurethaness fixative.
Impact of the 2 attapulgite clay addition of table to the flow velocity of polyurethaness fixative
Can obtain from table 2, with the increase of attapulgite clay addition, the flow velocity of polyurethaness fixative is bigger, but work as
When attapulgite clay addition reaches a certain amount of, the thickening adhesive effect of liquid is reduced on the contrary, can be molten according to devitrified glass
Allocating the polyurethaness fixative of suitable viscosity, in general, granule is bigger for the fineness size of block granule, needs it is sticky
The bigger reservation fixation power to granule of degree is bigger, and those skilled in the art may be referred to working experience and suitably be adjusted.
Non-ionic polyurethane association thickener due to unique thickening mechanism, have the thinning effect of good high shear and
Levelling effect, so start gradually to replace the status of traditional thickening agent.By non-ionic polyurethane association thickener, attapulgite
Clay and auxiliary agent mix by a certain percentage, can be obtained use under neutral environment, with it is good it is thickening adhesive effect, do not contain
The binding agent of metal ion, it is adaptable to need to be fixed frit granules in Building Ceramics Industry and the operation of bonding in, it is right
PH is insensitive, so not limited by PH.
Impact of the embodiment group 4- non-ionic polyurethane association thickener addition to polyurethaness fixative
Per the component of 100kg polyurethaness fixatives：Non-ionic polyurethane association thickener (Nae Woi Korea.,
Ltd. company, model HIRESOL85) content according to the form below 3 adds, attapulgite clay 2.0kg, and polyether-type GPE defoamer is (from Hangzhoupro
State Fei Er chemical industry company limited buys) 1kg, sodium tripolyphosphate 1.6kg, balance of diethylene glycol ether.Above-mentioned polyurethane
The preparation method of class fixative, comprises the following steps：1) non-ionic polyurethane association thickener is dissolved in into diethylene glycol ether
In, stir；2) attapulgite clay is added, mixes uniform；3) polyether-type GPE defoamer and sodium tripolyphosphate, stirring are added
Polyurethaness fixative is uniformly obtained, flow velocity test, test data such as table 3 below institute is carried out to obtained polyurethaness fixative
Show.
3 non-ionic polyurethane association thickener of table adds quantifier elimination
| Numbering | Non-ionic polyurethane association thickener addition/% | Flow velocity/s | Kinematic viscosity value/(mm2/s) |
| 4-0 | 0 | 7.5 | 6.73 |
| 4-1 | 3.8 | 11.7 | 25.56 |
| 4-2 | 4.0 | 16.4 | 46.64 |
| 4-3 | 4.2 | 20.5 | 65.02 |
| 4-4 | 4.4 | 26.4 | 91.48 |
| 4-5 | 4.6 | 30.3 | 108.97 |
| 4-6 | 4.8 | 37.6 | 141.71 |
The addition that non-ionic polyurethane association thickener can be obtained from table 3 makes suspension play the main thing of thickening power
Matter, determines above-described embodiment 4-0～embodiment 4-6 its pH value 7 or so, can use under neutral environment, and due to not
Crystallite frit granules, when the bonding to crystallite frit granules on brick face is played, are produced by metal ion in sintering
Color effects do not affect, while also solving crystallite frit granules when klining is entered in the face of the easy quilt in the preheating zone of lower negative pressure
The problem for siphoning away.When the addition of polyether-type GPE defoamer can mix according to binding agent each component material, in mixed liquor, there is gas
Bubble number adding, what foaming was more then needing to increase the content of defoamer.
Embodiment group 5
A kind of preparation method for once burning the crystallite glass composite plate with ice crystal effect, comprises the following steps：
A, base substrate punch forming：Base substrate powder (fineness is 120 degree) and micro powder material (fineness is 120 degree) layer-by-layer distribution
Afterwards, the biscuit with bottom base layer and micropowder layer is struck out, the thickness of wherein micropowder layer is the 1/2 of bottom base thickness degree, is dried；
B, apply glass ceramics frit：Glass ceramics frit (the fineness with ice crystal effect is dispensed in the billet surface of step A
For 70 mesh), and one layer of polyurethaness fixative is sprayed, polyurethaness fixative is combined obtained in table 3 respectively by embodiment group 4
Different viscosities polyurethaness fixative using, the shadow of the polyurethaness fixative of different viscosities to crystallite glass composite plate
Sound the results are shown in Table 4, and the thickness for dispensing transparent glass-ceramics frit is 3mm, and fixative consumption is 300-500g/m2；
C, burn till：Kiln kiln roasting is sent into, firing temperature is 1150 DEG C, firing period 120min；
D, rubbing down processing：The polished edging processing of the product that cools down after burning till obtain transparent glass-ceramics composite plate into
Product.
Impact of the polyurethaness fixative of 4 different viscosities of table to crystallite glass composite plate
Can obtain from table 4, for the glass ceramics frit granule that fineness is 70 mesh, the viscosity number of fixative is in 45mm2/
More than s can make glass ceramics frit granule it is good be fixed on biscuit surface, it should be noted that other fineness sizes is micro-
Crystal glass frit granules can obtain optimum fixative according to the frit granules of different fineness size are replaced come the above-mentioned test of repetition
Kinematic viscosity value scope, those skilled in the art suitably can be adjusted.
The last point for illustrating is needed to sum up, embodiment given here is optimal way, for other components or is burnt till
Suitability adjustment need to be only done in technique, and this is that those skilled in the art may be referred to working experience and suitably be adjusted.
In addition, in addition it is also necessary to illustrate, in order to enrich effect, can charity frit again after first stamp in adobe.
The know-why of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain the present invention's
Principle, and limiting the scope of the invention can not be construed to by any way.Based on explanation herein, the technology of this area
Personnel associate other specific embodiments of the present invention by need not paying performing creative labour, these modes fall within
Within protection scope of the present invention.
Claims (6)
1. a kind of preparation method of once-firing crystallite glass composite plate, it is characterised in that：Comprise the following steps：
A, base substrate punch forming：After selecting the micropowder layer powder layer-by-layer distribution of base substrate powder and granularity≤200 mesh of well-known formulations,
Strike out biscuit；
B, apply glass ceramics frit：Dispense glass ceramics frit and spray one layer of polyurethanes in the billet surface of step A and fix
Agent, polyurethaness fixative carry out proportioning by the mass fraction of following components：Non-ionic polyurethane association thickener 3.8-
4.8%, attapulgite clay 1.8-2.4%, defoamer 0.6-1%, dispersant 0.6-1.6%, balance of solvent；
C, burn till：Kiln kiln roasting is sent into, firing temperature is 1150-1250 DEG C；
D, rubbing down processing：The polished edging processing of product cooled down after burning till obtains crystallite glass composite plate finished product；
The dispersant added in polyurethaness fixative described in step B is sodium tripolyphosphate, in sodium polyacrylate at least one
Kind；
The solvent of polyurethaness fixative described in step B is water, at least one in diethylene glycol ether.
2. the preparation method of once-firing crystallite glass composite plate according to claim 1, it is characterised in that：In step C
Firing period is 90-120min.
3. the preparation method of once-firing crystallite glass composite plate according to claim 1, it is characterised in that：In step B
The defoamer added in the polyurethaness fixative is polyether-type GPE defoamer.
4. the preparation method of once-firing crystallite glass composite plate according to claim 1, it is characterised in that：The crystallite
The granular size of glass frit is 70-110 mesh.
5. the preparation method of once-firing crystallite glass composite plate according to claim 1, it is characterised in that：The crystallite
Glass frit fabric thickness is 1-3mm.
6. the preparation method of once-firing crystallite glass composite plate according to claim 1, it is characterised in that：The poly- ammonia
The preparation method of esters fixative, comprises the following steps：1) non-ionic polyurethane association thickener is dissolved in solvent, is stirred
Uniformly；2) attapulgite clay is added, mixes uniform；3) polyether-type GPE defoamer and sodium tripolyphosphate is added, is uniformly mixing to obtain
Rit granule agglomerant.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410491105.1A CN104261683B (en) | 2014-09-23 | 2014-09-23 | Preparation method of one-step sintered glass-ceramic composite board |
Applications Claiming Priority (1)
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| CN110156494A (en) * | 2019-06-17 | 2019-08-23 | 佛山市东鹏陶瓷有限公司 | A kind of preparation method of microcrystal composite board |
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|---|---|---|---|---|
| CN101177346A (en) * | 2006-11-10 | 2008-05-14 | 叶荣恒 | Production process of novel multiple crystallization combined glass-ceramic clad plate |
| CN102390931A (en) * | 2011-08-02 | 2012-03-28 | 佛山石湾鹰牌陶瓷有限公司 | Method for manufacturing once calcined glass ceramic brick |
| CN102951928A (en) * | 2012-10-16 | 2013-03-06 | 广东道氏技术股份有限公司 | Microcrystal dry grain adhering agent |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101177346A (en) * | 2006-11-10 | 2008-05-14 | 叶荣恒 | Production process of novel multiple crystallization combined glass-ceramic clad plate |
| CN102390931A (en) * | 2011-08-02 | 2012-03-28 | 佛山石湾鹰牌陶瓷有限公司 | Method for manufacturing once calcined glass ceramic brick |
| CN102951928A (en) * | 2012-10-16 | 2013-03-06 | 广东道氏技术股份有限公司 | Microcrystal dry grain adhering agent |
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