CN104291878A - Green brick structure of single fired glass ceramic composite board - Google Patents
Green brick structure of single fired glass ceramic composite board Download PDFInfo
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- CN104291878A CN104291878A CN201410491292.3A CN201410491292A CN104291878A CN 104291878 A CN104291878 A CN 104291878A CN 201410491292 A CN201410491292 A CN 201410491292A CN 104291878 A CN104291878 A CN 104291878A
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Abstract
The invention provides a green brick structure of a single fired glass ceramic composite board. The green brick structure comprises a green brick body layer, a ground coat layer and a glass ceramic frit layer from bottom to top, wherein a hydrophobic layer is also arranged between the green brick body layer and the ground coat layer; the glass ceramic frit layer is formed by applying microcrystalline frit particle suspension prepared by mixing glass ceramic frit particles with a frit particle binder to the surface of the ground coat layer; the frit particle binder comprises the following components by mass fraction: 5.5-6.5% of cellulosic thickening agents, 2.5-3.2% of white carbon black, 1.1-1.4% of defoaming agent, 1.2-1.8% of dispersing agents and the balance of solvents. By using the green brick, the glass ceramic frit particles on the surface can not be drawn away by a draught fan in a preheating zone during firing, thus avoiding waste and reducing the defect rate of glass ceramic composite board products.
Description
Technical field
The present invention relates to a kind of architectural pottery technical field, particularly relate to a kind of unfired brick structure of once-firing crystallite glass composite plate.
Background technology
Since the application of crystallite glass composite plate technology maturation, its Technology development is innovated, and product also due to the decorative effect that it has penetrating crystallite frit particle personalization, becomes the high-grade finishing material on market, deeply likes by consumers in general.
The unfired brick structure of the crystallite glass composite plate of once-firing comprises green body layer and glass ceramics frit layer from bottom to top, glass ceramics frit layer is generally by glass ceramics frit granulometric composition, particularly, by repressed for ceramic powder formation adobe, then at surface material distribution one deck glass ceramics frit particle, form glass ceramics frit layer, obtain adobe.Fire sending in kiln above again, when delivering into kiln, can through the preheating zone of a lower negative pressure, some clothes are easily sucked away in the fine microcrystalline glass frit particle of the superiors due to lighter weight, cause disappearance upper layer having many glass ceramics frit particles, it is not high that adobe burns out rear planeness, and have pin hole or dissolution pore to occur, extremely affect quality and the aesthetic property of crystallite glass composite plate, qualified yield rate is not high.
Summary of the invention
The object of the invention is to propose the high and unfired brick structure of the once-firing crystallite glass composite plate that planeness is high of a kind of qualified yield rate.
For reaching this object, the present invention by the following technical solutions:
A kind of unfired brick structure of once-firing crystallite glass composite plate, described unfired brick structure comprises green body layer, ground glaze layer and glass ceramics frit layer from bottom to top, also be provided with water-repellent layer between described green body layer and described ground glaze layer, described glass ceramics frit layer is that the crystallite frit particle suspension liquid be mixed into by glass ceramics frit particle and frit granule agglomerant imposes on ground glaze layer surface and formed;
Described frit granule agglomerant comprises the massfraction of following component: cellulose thickener 5.5-6.5%, White Carbon black 2.5-3.2%, defoamer 1.1-1.4%, dispersion agent 1.2-1.8%, and surplus is solvent.
Preferably, in the ground glaze layer of above-mentioned adobe, containing mass fraction is 0.2-0.5% metallic silicon power.Preferably, the particle diameter of metallic silicon power is less than or equal to 100 μm.By add metallic silicon power, the micro-pore of a lot of extra fine can be formed when burning till, this slightly pore add the elasticity of ground glaze layer, make it the stress-difference better regulated between green body layer and glass-ceramic layer, Reducing distortion.Meanwhile, because ground glaze layer is under frit layer, after burning, it can be enclosed under glass-ceramic layer, on product antifouling property without impact.
Preferably, described water-repellent layer is one deck hydrophober in described green body layer surface sprinkling, and described hydrophober is organosilicon moisture repellent.
Preferably, the granular size of described glass ceramics frit is 100-200 order.
Preferably, between the glass-ceramic layer that the dilation coefficient of described ground glaze layer is formed after described green body layer and described glass ceramics frit melting.
Preferably, the solid content of described crystallite frit particle suspension liquid is no less than 65%.
Preferably, described cellulose thickener is at least one in Natvosol, hydroxyethylmethyl-cellulose and Vltra tears.
Preferably, described dispersion agent is at least one in sodium polyacrylate, organic-silicon-modified sodium phosphate and Sodium hexametaphosphate 99.
Preferably, described defoamer is polymethyl siloxane.
Preferably, described solvent is at least one in ethylene glycol and ethanol.
The preparation method of above-mentioned once-firing crystallite glass composite plate, comprises the following steps:
A, base substrate impact briquetting: after selecting the base substrate powder of well-known formulations and granularity≤200 object micro mist layer powder to be divided into cloth, strike out biscuit;
B, sprinkling hydrophober: spray one deck hydrophober in billet surface;
C, glazing stamp: spray ground-coat enamel is carried out to the biscuit of step B, and carry out stamp by the mode of one or more combinations in ink-jet printed, rotary printing, screen printing;
D, spray one deck glass ceramics frit particle suspension liquid: spray one deck glass ceramics frit particle suspension liquid in the billet surface of steps A, described glass ceramics frit particle suspension liquid is mixed by glass ceramics frit and cellulosic binder, described cellulosic binder carrys out proportioning by the massfraction of following component: cellulose thickener 5.5-6.5%, White Carbon black 2.5-3.2%, defoamer 1.1-1.4%, dispersion agent 1.2-1.8%, surplus is solvent;
E, to burn till: send into kiln kiln roasting, firing temperature is 1150-1250 DEG C;
F, rubbing down are processed: the goods burning till rear cooling are obtained crystallite glass composite plate finished product through the processing of polishing edging.
Beneficial effect of the present invention: 1, solve frit particle when entering klining in the face of the problem that the preheating zone of lower negative pressure is easily sucked away, avoid brick surface to occur the flaw such as a large amount of pin holes and bubble, yield rate is high; 2, the fixing agent used can use under neutral environment, and not metal ion, impact is not existed to the color effects that frit particle produces when sintering.
Accompanying drawing explanation
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 burnt till of one embodiment of the present of invention.
Wherein: green body layer 1, water-repellent layer 2, ground glaze layer 3, glass ceramics frit particle suspension liquid layer 4, glass-ceramic layer 5.
Embodiment
Technical scheme of the present invention is further illustrated by specific embodiment below in conjunction with accompanying drawing.
Adopt the raw ores such as feldspar, clay, kaolin to prepare burden in proportion, through ball milling, deironing, mist projection granulating, sieve, obtain base substrate powder.The chemical composition of the base substrate powder formulation adopted in the embodiment of the present invention is (wt%): SiO2:70%, Al2O3:21%, CaO:1%, MgO:2%, K2O:2%, Na2O:3%, Fe2O3:0.5%, TiO2:0.5%.The chemical composition of the micro mist formula adopted is (wt%): be SiO2:68%, Al2O3:18%, Na2O:6%, K2O:5%, TiO2:0.4%, CaO:0.6%, MgO:2%, ball milling granulation is sieved, and obtains micro mist material.
The preparation of ground-coat enamel: be less than 100 object kaolin, quartz, potassium felspar sand, albite, calcite, talcum, rhombspar, zinc oxide, the mixing of zirconium English powder as ground-coat enamel raw material using thickness, add tripoly phosphate sodium STPP, 0.3% methylcellulose gum of suitable quantity of water and 0.5%, entering ball mill ball milling becomes chemical composition to be SiO2:50%, Al2O3:20%, CaO:9%, MgO:2%, K2O:2%, Na2O:3%, ZnO:4%, ZrO2:10%, fineness be 10000-hole sieve more than 0.5% pulpous state ground-coat enamel stand-by.
It should be noted that, the recipe ingredient of base substrate powder given here, micro mist and the preparation of ground-coat enamel all can be replaced by other recipe ingredient in common practise, are all applicable in the preparation method of once-firing crystallite glass composite plate of the present invention.Ground-coat enamel mainly plays covering effect, therefore the cosmetic soil that more options whiteness is higher, between the glass-ceramic layer 5 that dilation coefficient when it burns till is formed after green body layer 1 and glass ceramics frit suspension layers 4 melting, when burning till, the matching of the thermal expansivity of glass-ceramic layer 5 and the thermal expansivity of green body layer affects the quality of crystallite glass composite plate finished product, when the thermal expansivity of glass-ceramic layer 5 is large, the thermal expansivity hour of green body layer 1, brick can present " recessed " shape; When the thermal expansivity of glass-ceramic layer 5 is little, the thermal expansivity of green body layer 1 is large, brick cognition presents " convex " shape, so add the ground glaze layer 3 (as shown in Figure 2) between glass-ceramic layer 5 that one deck dilation coefficient formed after green body layer 1 and glass ceramics frit melting, can avoid because green body layer 1 and the comparatively large and deformation defect that causes of glass-ceramic layer 5 dilation coefficient difference.
The chemical composition of the formula of the transparent glass-ceramics frit adopted is (wt%): SiO2:63%, Al2O3:10%, Na2O:1.5%, K2O:5%, CaO:3%, MgO:0.2%, ZrO2:0.5%, B2O3:14%, BaO:2.8%, modulate transparent glass-ceramics frit by common practise, cross 100 mesh sieves, be used as the transparent glass-ceramics frit that embodiment group 1 uses.
Embodiment group 1
Preparation-the embodiment 1 of frit granule agglomerant
The component of every 100kg glass ceramics frit particle fixing agent: Natvosol (purchase of Guangzhou Mo Ke building materials Science and Technology Ltd.) 5.5kg, White Carbon black 2.5kg, polymethyl siloxane 1.1kg, organic-silicon-modified sodium phosphate 1.7kg, surplus is ethylene glycol.
The preparation method of above-mentioned frit granule agglomerant, comprises the following steps: a) be dissolved in ethylene glycol by Natvosol, stirs; B) add polymethyl siloxane and organic-silicon-modified sodium phosphate, stir; C) add White Carbon black and residue ethylene glycol solvent, stir and obtain frit granule agglomerant, surveying its flow velocity is 25.7s (30 DEG C, be coated with-4 glasss).It should be noted that, organic-silicon-modified sodium phosphate can use sodium polyacrylate or Sodium hexametaphosphate 99 to replace as dispersion agent also can realize this programme.
Embodiment 1-1
Once grill thoroughly a preparation method for bright crystallite glass composite plate, comprise the following steps:
A, base substrate impact briquetting: after base substrate powder (fineness is 150 orders) and micro powder material (fineness is 150 orders) layer-by-layer distribution, strike out the biscuit with end base layer and micro mist layer, wherein the thickness of micro mist layer is 1/2 of end base layer thickness, dry;
B, sprinkling one deck water-repellent layer 2: spray one deck organosilicon moisture repellent in billet surface;
C, glazing stamp;
D, execute glass ceramics frit particle suspension liquid: (bought from Quincy's Caro than glaze company by the glass ceramics frit particle of 375kg silvery white ice crystal effect, fineness 100 order) add in the frit granule agglomerant of the obtained 125kg of embodiment 1, mix, obtain glass ceramics frit particle suspension liquid, glass ceramics frit particle solid content 75%, without visible bubble in bubble, flow velocity is 42.5s (30 DEG C, be coated with-4 glasss), suspension is placed after 5 days still without demixing phenomenon, still there is satisfactory stability after visible frit granule agglomerant of the present invention and glass ceramics frit particle mix.Drenched on ground glaze layer 3 surface in the mode of drenching glaze by above-mentioned glass ceramics frit particle suspension liquid, the thickness controlling glass ceramics frit particle suspension liquid is 2mm;
As Fig. 1, the unfired brick structure obtained through steps A, B, C comprises green body layer 1, water-repellent layer 2, ground glaze layer 3 and glass ceramics frit particle suspension liquid layer 4, enters firing process.
E, to burn till: send into kiln kiln roasting, firing temperature is 1200 DEG C, firing period 110min, burns till the thick finished product of crystallite glass composite plate with green body layer 1, ground glaze layer 3 and glass-ceramic layer 5 as shown in Figure 2.
F, rubbing down are processed: the goods burning till rear cooling are obtained transparent glass-ceramics composition board finished product through the processing of polishing edging, the silvery white ice crystal decorative pattern reason formed has continuity and integrity, without macroscopic bubble and pin hole, the yield rate of visible crystallite glass composite plate of the present invention is high.Be combined in two panels ceramic tile front, what brick face was good is merged closely, and therefore finished product planarization is good, and surface is without the visible pin hole of naked eyes.It should be noted that, the glass ceramics frit particle of the silvery white ice crystal effect that the present embodiment 1-1 selects is sprawled in sintering process, ground glaze layer 3 is formed the effect of silvery white ice crystal flower, glass ceramics frit particle can be bought by colour glaze company and obtain, and similar frit product also can realize this programme.
Embodiment 1-2
Once grill thoroughly a preparation method for bright crystallite glass composite plate, comprise the following steps:
A, base substrate impact briquetting: after base substrate powder (fineness is 150 orders) and micro powder material (fineness is 150 orders) layer-by-layer distribution, strike out the biscuit with end base layer and micro mist layer, wherein the thickness of micro mist layer is 1/2 of end base layer thickness, dry;
B, glazing stamp;
C, execute glass ceramics frit: (bought from Quincy's Caro than glaze company by the glass ceramics frit particle of 375kg silvery white ice crystal effect; fineness 100 order) add in the frit granule agglomerant of the obtained 125kg of embodiment 1; mix; obtain glass ceramics frit particle suspension liquid; glass ceramics frit particle solid content 75%; without visible bubble in bubble; flow velocity is 42.5s (30 DEG C; be coated with-4 glasss); suspension is placed still without demixing phenomenon after 5 days, still has satisfactory stability after visible frit granule agglomerant of the present invention and glass ceramics frit particle mix.Drenched on ground glaze layer surface in the mode of drenching glaze by above-mentioned glass ceramics frit particle suspension liquid, the thickness controlling glass ceramics frit particle suspension liquid is 2mm;
D, to burn till: send into kiln kiln roasting, firing temperature is 1200 DEG C, firing period 110min;
E, rubbing down are processed: the goods burning till rear cooling are obtained transparent glass-ceramics composition board finished product through the processing of polishing edging, is combined in two panels ceramic tile front, what brick face was good is merged closely, and therefore finished product planarization is good, and surface is without the visible pin hole of naked eyes.
Embodiment 1-1 is observed roughly the same in the effect of brick face with the product of embodiment 1-2 from naked eyes, but it is mentioned that in process of production, the adobe of embodiment 1-2 is when step B executes glass ceramics frit layer, glass ceramics frit particle suspension liquid portion of water infiltrates in frit particle and penetrates in powder layer that biscuit suppresses, have impact on the intensity of green compact, adobe water ratio is improved, easily crack, when being transported to kiln, adobe is easily ruptured, reduce production efficiency, and embodiment 1-1 first can spray one deck hydrophober in billet surface before executing glass ceramics frit suspension, be seeped into rapidly the base substrate suppressed inner, and produce with its inside the hinge that dewaters, reaction is conjunctiva also, form reaction tension force, the generation of this tension force makes object form together i.e. ventilative but also hydrophobic, the lotus leaf hydrophobic effect interface protective layer of waterproof, the moisture of glass ceramics frit particle suspension liquid can not be absorbed by base substrate, thus ensure that the intensity of green compact, be less likely to occur fracture when carrying or occur crackle.Visible, the use of hydrophober is the committed step improving yield rate.
Comparative example 1-3
The preparation method once grilling thoroughly bright crystallite glass composite plate of prior art, comprises the following steps:
A, base substrate impact briquetting: after base substrate powder (fineness is 150 orders) and micro powder material (fineness is 150 orders) layer-by-layer distribution, strike out the biscuit with end base layer and micro mist layer, wherein the thickness of micro mist layer is 1/2 of end base layer thickness, dry;
B, glazing stamp;
C, execute glass ceramics frit: (bought from Quincy's Caro than glaze company by the glass ceramics frit particle of the 375kg silvery white ice crystal effect of same embodiment 1-1, fineness 100 order) add in the glue of 125kg, mix, obtain glass ceramics frit particle suspension liquid, glass ceramics frit particle solid content 75%, flow velocity is 32.8s (30 DEG C, be coated with-4 glasss), demixing phenomenon is there is in suspension after placing 5 days, not there is satisfactory stability, before using, need stirring and evenly mixing again.Drenched on green body layer surface in the mode of drenching glaze by above-mentioned glass ceramics frit particle suspension liquid, the thickness controlling glass ceramics frit particle suspension liquid is 2mm;
D, to burn till: send into kiln kiln roasting, firing temperature is 1200 DEG C, firing period 110min;
E, rubbing down are processed: the goods burning till rear cooling are obtained transparent glass-ceramics composition board finished product through the processing of polishing edging, and finished bricks face occurs pin hole, is combined in two panels ceramic tile front during sampling observation, and occasional occurs that the phenomenon in space can be seen in both sides.
Comparative example 1-4
The preparation method once grilling thoroughly bright crystallite glass composite plate of prior art, comprises the following steps:
A, base substrate impact briquetting: after base substrate powder (fineness is 150 orders) and micro powder material (fineness is 150 orders) layer-by-layer distribution, strike out the biscuit with end base layer and micro mist layer, wherein the thickness of micro mist layer is 1/2 of end base layer thickness, dry;
B, sprinkling hydrophober: spray one deck organosilicon moisture repellent in billet surface;
C, glazing stamp;
D, execute glass ceramics frit: (bought from Quincy's Caro than glaze company by the glass ceramics frit particle of the 375kg silvery white ice crystal effect of same embodiment 1-1, fineness 100 order) add in the glue of 125kg, mix, obtain glass ceramics frit particle suspension liquid, glass ceramics frit particle solid content 75%, flow velocity is 32.8s (30 DEG C, be coated with-4 glasss), demixing phenomenon is there is in suspension after placing 5 days, not there is satisfactory stability, before using, need stirring and evenly mixing again.Drenched on green body layer surface in the mode of drenching glaze by above-mentioned glass ceramics frit particle suspension liquid, the thickness controlling glass ceramics frit particle suspension liquid is 2mm;
E, to burn till: send into kiln kiln roasting, firing temperature is 1200 DEG C, firing period 110min;
F, rubbing down are processed: the goods burning till rear cooling are obtained transparent glass-ceramics composition board finished product through the processing of polishing edging, and finished bricks face occurs pin hole, is combined in two panels ceramic tile front during sampling observation, and occasional occurs that the phenomenon in space can be seen in both sides.
Whether the difference of comparative example 1-3 and comparative example 1-4 sprays hydrophober, the same with the principle effect of the hydrophober told about before, the green strength of comparative example 1-4 is guaranteed, fracture is less likely to occur in the process being transported to kiln, yield rate can be improved, guarantee adobe water ratio, be not easy to crack.
The frit granule agglomerant used in embodiment group 1 is carried out viscosity test, the results are shown in following table 1, kinematic viscosity value μ: be coated with-4 glasss measure at 30 DEG C liquid to flow out from the hole of predetermined hole diameter needed for time obtain flow velocity t, and convert by t=0.223 μ+6.0 and draw kinematic viscosity value μ.
The viscosity of the frit granule agglomerant used in table 1 embodiment 1-1 and comparative example 1-3 contrasts
| Numbering | Flow velocity/s | Kinematic viscosity value/(mm 2/s) | Place phenomenon after 5 days |
| Embodiment 1-1 | 42.5 | 164.82 | Occur without layering |
| Comparative example 1-3 | 32.8 | 103.45 | There is layering |
Comparative example 1-5
The preparation method once grilling thoroughly bright crystallite glass composite plate of prior art, comprises the following steps:
A, base substrate impact briquetting: after base substrate powder (fineness is 150 degree) and micro powder material (fineness is 150 orders) layer-by-layer distribution, strike out the biscuit with end base layer and micro mist layer, wherein the thickness of micro mist layer is 1/2 of end base layer thickness, dry;
B, glazing stamp;
C, execute glass ceramics frit: the glass ceramics frit dispensing silvery white ice crystal effect in the billet surface of step B, the thickness dispensing the glass ceramics frit with white ice crystal effect is 2mm;
D, to burn till: send into kiln kiln roasting, firing temperature is 1200 DEG C, firing period 110min;
E, rubbing down are processed: the goods burning till rear cooling are obtained crystallite glass composite plate finished product through the processing of polishing edging, finished bricks face occurs pin hole, during sampling observation, is combined in two panels ceramic tile front, finished product substantially both sides can be seen space or centre and can see light, does not have good planeness.
From embodiment 1-2, the use of firing the visible frit granule agglomerant of finished product of comparative example 1-3 and comparative example 1-5 is the key factor improving finished product planeness, prior art adopts the viscosity aqueous slurry that is mixed with by Xylo-Mucine to play cohesive action frit granule agglomerant as used in the present invention as the binding agent of glass ceramics frit particle to glass ceramics frit particle, the suction of glass ceramics frit granular layer when kiln is sent in adobe by preheating zone lower negative pressure affects, portions microcrystalline glass frit particle is sucked away, the thickness of glass ceramics frit granular layer is therefore uneven, have influence on the planeness of finished product, easily there is epirelief or recessed phenomenon in the finished product fired.
Preparation-the embodiment 2 of frit granule agglomerant
Preparation method and the embodiment 1 of the present embodiment are basically identical, and difference is, in the present embodiment, component and the ratio of employing are different.The component of every 100kg frit granule agglomerant: hydroxyethylmethyl-cellulose (Dezhou Kang Rong Chemical Co., Ltd.) 6.5kg, White Carbon black 3.2kg, polymethyl siloxane 1.4kg, Sodium hexametaphosphate 99 2.1kg, surplus is ethanol.
A kind of preparation-embodiment 2-1 once grilling thoroughly bright crystallite glass composite plate
Once grill thoroughly a preparation method for bright crystallite glass composite plate, comprise the following steps:
A, base substrate impact briquetting: after base substrate powder (fineness is 70 orders) and micro powder material (fineness is 100 orders) layer-by-layer distribution, strike out the biscuit with end base layer and micro mist layer, wherein the thickness of micro mist layer is 1/3 of end base layer thickness, dry;
B, sprinkling one deck water-repellent layer 2: spray one deck organosilicon moisture repellent in billet surface;
C, glazing stamp;
D, execute glass ceramics frit: (bought from Quincy's Caro than glaze company by 375kg transparent glass-ceramics frit particle; fineness 120-150 order) add in the frit granule agglomerant of the obtained 125kg of embodiment 2; mix; obtain glass ceramics frit particle suspension liquid; glass ceramics frit particle solid content 75%; without visible bubble in bubble; flow velocity is 43.6s (30 DEG C; be coated with-4 glasss); suspension is placed still without demixing phenomenon after 5 days, still has satisfactory stability after visible frit granule agglomerant of the present invention and glass ceramics frit particle mix.Drenched on ground glaze layer 3 surface in the mode of drenching glaze by above-mentioned glass ceramics frit particle suspension liquid, the thickness controlling glass ceramics frit particle suspension liquid is 4mm;
As Fig. 1, the unfired brick structure obtained through steps A, B, C comprises green body layer 1, water-repellent layer 2, ground glaze layer 3 and glass ceramics frit particle suspension liquid layer 4, enters firing process.
E, to burn till: send into kiln kiln roasting, firing temperature is 1250 DEG C, firing period 90min; Burn till the thick finished product of crystallite glass composite plate with green body layer 1, ground glaze layer 3 and glass-ceramic layer 5 as shown in Figure 2.
F, rubbing down are processed: the goods burning till rear cooling are obtained transparent glass-ceramics composition board finished product through the processing of polishing edging, two panels ceramic tile front is combined, what brick face was good is merged closely, and therefore finished product has good planarization, and surface is without macroscopic pin hole.
The suspension liquid that present method obtains for 43.6s (30 DEG C, be coated with-4 glasss), kinematic viscosity value is 171.32mm
2/ s.
Preparation-the embodiment 3 of frit granule agglomerant
Preparation method and the embodiment 1 of the present embodiment are basically identical, and difference is, in the present embodiment, component and the ratio of employing are different.The component of every 100kg frit granule agglomerant: Vltra tears (Dezhou Kang Rong Chemical Co., Ltd.) 6.0kg, White Carbon black 2.8kg, polymethyl siloxane 1.2kg, Sodium hexametaphosphate 99 1.8kg, surplus is ethylene glycol.
A kind of preparation-embodiment 3-1 once grilling thoroughly bright crystallite glass composite plate
Once grill thoroughly a preparation method for bright crystallite glass composite plate, comprise the following steps:
A, base substrate impact briquetting: after base substrate powder (fineness is 70 orders) and micro powder material (fineness is 100 orders) layer-by-layer distribution, strike out the biscuit with end base layer and micro mist layer, wherein the thickness of micro mist layer is 1/3 of end base layer thickness, dry;
B, sprinkling one deck water-repellent layer 2: spray one deck organosilicon moisture repellent in billet surface;
C, glazing stamp;
D, execute glass ceramics frit: (bought from Quincy's Caro than glaze company by 375kg transparent glass-ceramics frit particle; fineness 110-160 order) add in the frit granule agglomerant of the obtained 125kg of embodiment 3; mix; obtain glass ceramics frit particle suspension liquid; glass ceramics frit particle solid content 70%; without visible bubble in bubble; flow velocity is 44.8s (30 DEG C; be coated with-4 glasss); suspension is placed still without demixing phenomenon after 5 days, still has satisfactory stability after visible frit granule agglomerant of the present invention and glass ceramics frit particle mix.Drenched on ground glaze layer 3 surface in the mode of drenching glaze by above-mentioned glass ceramics frit particle suspension liquid, the thickness controlling glass ceramics frit particle suspension liquid is 2mm;
As Fig. 1, the unfired brick structure obtained through steps A, B, C comprises green body layer 1, water-repellent layer 2, ground glaze layer 3 and glass ceramics frit particle suspension liquid layer 4, enters firing process.
E, to burn till: send into kiln kiln roasting, firing temperature is 1230 DEG C, firing period 100min; Burn till the thick finished product of crystallite glass composite plate with green body layer 1, ground glaze layer 3 and glass-ceramic layer 5 as shown in Figure 2.
F, rubbing down are processed: the goods burning till rear cooling are obtained transparent glass-ceramics composition board finished product through the processing of polishing edging, two panels ceramic tile front is combined, what brick face was good is merged closely, and therefore finished product has good planarization, and surface is without macroscopic pin hole.
The suspension liquid that present method obtains for 44.8s (30 DEG C, be coated with-4 glasss), kinematic viscosity value is 170.98mm
2/ s.
Preparation-the embodiment 4 of frit granule agglomerant
Preparation method and the embodiment 1 of the present embodiment are basically identical, and difference is, in the present embodiment, component and the ratio of employing are different.The component of every 100kg frit granule agglomerant: Vltra tears (Dezhou Kang Rong Chemical Co., Ltd.) 3.0kg, Natvosol 3.4kg, White Carbon black 2.7kg, polymethyl siloxane 1.3kg, sodium polyacrylate 1.9kg, surplus is ethanol.
A kind of preparation-embodiment 4-1 once grilling thoroughly bright crystallite glass composite plate
Once grill thoroughly a preparation method for bright crystallite glass composite plate, comprise the following steps:
A, base substrate impact briquetting: after base substrate powder (fineness is 90 orders) and micro powder material (fineness is 120 orders) layer-by-layer distribution, strike out the biscuit with end base layer and micro mist layer, wherein the thickness of micro mist layer is 1/3 of end base layer thickness, dry;
B, sprinkling one deck water-repellent layer 2: spray one deck organosilicon moisture repellent in billet surface;
C, glazing stamp;
D, execute glass ceramics frit: (bought from Quincy's Caro than glaze company by 375kg transparent glass-ceramics frit particle; fineness 100-170 order) add in the frit granule agglomerant of the obtained 125kg of embodiment 4; mix; obtain glass ceramics frit particle suspension liquid; glass ceramics frit particle solid content 75%; without visible bubble in bubble; flow velocity is 43.2s (30 DEG C; be coated with-4 glasss); suspension is placed still without demixing phenomenon after 5 days, still has satisfactory stability after visible frit granule agglomerant of the present invention and glass ceramics frit particle mix.Drenched on ground glaze layer 3 surface in the mode of drenching glaze by above-mentioned glass ceramics frit particle suspension liquid, the thickness controlling glass ceramics frit particle suspension liquid is 3mm;
As Fig. 1, the unfired brick structure obtained through steps A, B, C comprises green body layer 1, water-repellent layer 2, ground glaze layer 3 and glass ceramics frit particle suspension liquid layer 4, enters firing process.
E, to burn till: send into kiln kiln roasting, firing temperature is 1200 DEG C, firing period 110min; Burn till the thick finished product of crystallite glass composite plate with green body layer 1, ground glaze layer 3 and glass-ceramic layer 5 as shown in Figure 2.
F, rubbing down are processed: the goods burning till rear cooling are obtained transparent glass-ceramics composition board finished product through the processing of polishing edging, two panels ceramic tile front is combined, what brick face was good is merged closely, and therefore finished product has good planarization, and surface is without macroscopic pin hole.
The suspension liquid that present method obtains for 43.2s (30 DEG C, be coated with-4 glasss), kinematic viscosity value is 169.24mm
2/ s.
Preparation-the embodiment 5 of frit granule agglomerant
Preparation method and the embodiment 1 of the present embodiment are basically identical, and difference is, in the present embodiment, component and the ratio of employing are different.The component of every 100kg frit granule agglomerant: Vltra tears (Dezhou Kang Rong Chemical Co., Ltd.) 2.5kg, hydroxyethylmethyl-cellulose 3.4kg (purchase of Guangzhou Mo Ke building materials Science and Technology Ltd.), White Carbon black 2.9kg, polymethyl siloxane 1.2kg, Sodium hexametaphosphate 99 0.8kg, organic-silicon-modified sodium phosphate 1.0kg, surplus is ethanol and ethylene glycol.
A kind of preparation-embodiment 5-1 once grilling thoroughly bright crystallite glass composite plate
Once grill thoroughly a preparation method for bright crystallite glass composite plate, comprise the following steps:
A, base substrate impact briquetting: after base substrate powder (fineness is 80 orders) and micro powder material (fineness is 100 orders) layer-by-layer distribution, strike out the biscuit with end base layer and micro mist layer, wherein the thickness of micro mist layer is 1/3 of end base layer thickness, dry;
B, sprinkling one deck water-repellent layer 2: spray one deck organosilicon moisture repellent in billet surface;
C, glazing stamp;
D, execute glass ceramics frit: (bought from Quincy's Caro than glaze company by 375kg transparent glass-ceramics frit particle; fineness 130-190 order) add in the frit granule agglomerant of the obtained 125kg of embodiment 5; mix; obtain glass ceramics frit particle suspension liquid; glass ceramics frit particle solid content 75%; without visible bubble in bubble; flow velocity is 44.6s (30 DEG C; be coated with-4 glasss); suspension is placed still without demixing phenomenon after 5 days, still has satisfactory stability after visible frit granule agglomerant of the present invention and glass ceramics frit particle mix.Drenched on ground glaze layer 3 surface in the mode of drenching glaze by above-mentioned glass ceramics frit particle suspension liquid, the thickness controlling glass ceramics frit particle suspension liquid is 1.5mm;
As Fig. 1, the unfired brick structure obtained through steps A, B, C comprises green body layer 1, water-repellent layer 2, ground glaze layer 3 and glass ceramics frit particle suspension liquid layer 4, enters firing process.
E, to burn till: send into kiln kiln roasting, firing temperature is 1150 DEG C, firing period 150min; Burn till the thick finished product of crystallite glass composite plate with green body layer 1, ground glaze layer 3 and glass-ceramic layer 5 as shown in Figure 2;
F, rubbing down are processed: the goods burning till rear cooling are obtained transparent glass-ceramics composition board finished product through the processing of polishing edging, two panels ceramic tile front is combined, what brick face was good is merged closely, and therefore finished product has good planarization, and surface is without macroscopic pin hole.
The suspension liquid that present method obtains for 44.6s (30 DEG C, be coated with-4 glasss), kinematic viscosity value is 170.95mm
2/ s.
Preparation-the embodiment 6 of frit granule agglomerant
Preparation method and the embodiment 1 of the present embodiment are basically identical, and difference is, in the present embodiment, component and the ratio of employing are different.The component of every 100kg frit granule agglomerant: hydroxyethylmethyl-cellulose (purchase of Guangzhou Mo Ke building materials Science and Technology Ltd.) 3.0kg, Natvosol (purchase of Guangzhou Mo Ke building materials Science and Technology Ltd.) 2.6kg, White Carbon black 2.8kg, polymethyl siloxane 1.2kg, Sodium hexametaphosphate 99 1.4kg, sodium polyacrylate 0.6kg, surplus is ethylene glycol and ethanol.
A kind of preparation-embodiment 6-1 once grilling thoroughly bright crystallite glass composite plate
Once grill thoroughly a preparation method for bright crystallite glass composite plate, comprise the following steps:
A, base substrate impact briquetting: after base substrate powder (fineness is 100 orders) and micro powder material (fineness is 140 orders) layer-by-layer distribution, strike out the biscuit with end base layer and micro mist layer, wherein the thickness of micro mist layer is 1/3 of end base layer thickness, dry;
B, sprinkling one deck water-repellent layer 2: spray one deck organosilicon moisture repellent in billet surface;
C, glazing stamp;
D, execute glass ceramics frit: (bought from Quincy's Caro than glaze company by 375kg transparent glass-ceramics frit particle; fineness 100-200 order) add in the frit granule agglomerant of the obtained 125kg of embodiment 6; mix; obtain glass ceramics frit particle suspension liquid; glass ceramics frit particle solid content 75%; without visible bubble in bubble; flow velocity is 45.2s (30 DEG C; be coated with-4 glasss); suspension is placed still without demixing phenomenon after 5 days, still has satisfactory stability after visible frit granule agglomerant of the present invention and glass ceramics frit particle mix.Drenched on ground glaze layer 3 surface in the mode of drenching glaze by above-mentioned glass ceramics frit particle suspension liquid, the thickness controlling glass ceramics frit particle suspension liquid is 1mm;
As Fig. 1, the unfired brick structure obtained through steps A, B, C comprises green body layer 1, water-repellent layer 2, ground glaze layer 3 and glass ceramics frit particle suspension liquid layer 4, enters firing process.
E, to burn till: send into kiln kiln roasting, firing temperature is 1190 DEG C, firing period 130min; Burn till the thick finished product of crystallite glass composite plate with green body layer 1, ground glaze layer 3 and glass-ceramic layer 5 as shown in Figure 2.
F, rubbing down are processed: the goods burning till rear cooling are obtained transparent glass-ceramics composition board finished product through the processing of polishing edging, two panels ceramic tile front is combined, what brick face was good is merged closely, and therefore finished product has good planarization, and surface is without macroscopic pin hole.
The suspension liquid that present method obtains for 45.2s (30 DEG C, be coated with-4 glasss), kinematic viscosity value is 168.68mm
2/ s.
Preparation-the embodiment 7 of frit granule agglomerant
Preparation method and the embodiment 1 of the present embodiment are basically identical, and difference is, in the present embodiment, component and the ratio of employing are different.The component of every 100kg frit granule agglomerant: Natvosol (purchase of Guangzhou Mo Ke building materials Science and Technology Ltd.) 6.2kg, White Carbon black 3.0kg, polymethyl siloxane 1.4kg, Sodium hexametaphosphate 99 1.8kg, surplus is ethylene glycol.
A kind of preparation-embodiment 7-1 once grilling thoroughly bright crystallite glass composite plate
Once grill thoroughly a preparation method for bright crystallite glass composite plate, comprise the following steps:
A, base substrate impact briquetting: after base substrate powder (fineness is 90 orders) and micro powder material (fineness is 110 orders) layer-by-layer distribution, strike out the biscuit with end base layer and micro mist layer, wherein the thickness of micro mist layer is 1/3 of end base layer thickness, dry;
B, sprinkling one deck water-repellent layer 2: spray one deck organosilicon moisture repellent in billet surface;
C, glazing stamp;
D, execute glass ceramics frit: (bought from Quincy's Caro than glaze company by 375kg transparent glass-ceramics frit particle; fineness 120-170 order) add in the frit granule agglomerant of the obtained 125kg of embodiment 7; mix; obtain glass ceramics frit particle suspension liquid; glass ceramics frit particle solid content 84%; without visible bubble in bubble; flow velocity is 44.4s (30 DEG C; be coated with-4 glasss); suspension is placed still without demixing phenomenon after 5 days, still has satisfactory stability after visible frit granule agglomerant of the present invention and glass ceramics frit particle mix.Drenched on ground glaze layer 3 surface in the mode of drenching glaze by above-mentioned glass ceramics frit particle suspension liquid, the thickness controlling glass ceramics frit particle suspension liquid is 2.5mm;
As Fig. 1, the unfired brick structure obtained through steps A, B, C comprises green body layer 1, water-repellent layer 2, ground glaze layer 3 and glass ceramics frit particle suspension liquid layer 4, enters firing process.
E, to burn till: send into kiln kiln roasting, firing temperature is 1240 DEG C, firing period 105min; Burn till the thick finished product of crystallite glass composite plate with green body layer 1, ground glaze layer 3 and glass-ceramic layer 5 as shown in Figure 2
F, rubbing down are processed: the goods burning till rear cooling are obtained transparent glass-ceramics composition board finished product through the processing of polishing edging, two panels ceramic tile front is combined, what brick face was good is merged closely, and therefore finished product has good planarization, and surface is without macroscopic pin hole.
The suspension liquid that present method obtains for 44.4s (30 DEG C, be coated with-4 glasss), kinematic viscosity value is 170.31mm
2/ s.
In order to alleviate the stress-difference between green body layer and glass-ceramic layer, in one embodiment of the invention, in ground-coat enamel, with the addition of mass fraction is 0.2-0.5% metallic silicon power, and the particle diameter of metallic silicon power is less than or equal to 100 μm.By add metallic silicon power, the micro-pore of a lot of extra fine can be formed when burning till, this slightly pore add the elasticity of ground glaze layer, make it the stress-difference better regulated between green body layer and glass-ceramic layer, Reducing distortion.Meanwhile, because ground glaze layer is under frit layer, after burning, it can be enclosed under glass-ceramic layer, on product antifouling property without impact.Crystallite glass composite plate prepared by this embodiment, because the defect of blank deformation is only 2%, lower than 5% of routine after sintering.
Below know-why of the present invention is described in conjunction with specific embodiments.These describe just in order to explain principle of the present invention, and can not be interpreted as limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present invention, and these modes all will fall within protection scope of the present invention.
Claims (10)
1. the unfired brick structure of an once-firing crystallite glass composite plate, described unfired brick structure comprises green body layer, ground glaze layer and glass ceramics frit layer from bottom to top, it is characterized in that: be also provided with water-repellent layer between described green body layer and described ground glaze layer, described glass ceramics frit layer is that the crystallite frit particle suspension liquid be mixed into by glass ceramics frit particle and frit granule agglomerant imposes on green body layer surface and formed;
Described frit granule agglomerant comprises the massfraction of following component: cellulose thickener 5.5-6.5%, White Carbon black 2.5-3.2%, and defoamer is 1.1-1.4%, and dispersion agent is 1.2-1.8%, and surplus is solvent.
2. the unfired brick structure of once-firing crystallite glass composite plate according to claim 1, is characterized in that: containing mass fraction in described ground glaze layer is 0.2-0.5% metallic silicon power.
3. the unfired brick structure of once-firing crystallite glass composite plate according to claim 1, is characterized in that: described water-repellent layer is one deck hydrophober in described green body layer surface sprinkling, and described hydrophober is organosilicon moisture repellent.
4. the unfired brick structure of once-firing crystallite glass composite plate according to claim 1, is characterized in that: the granular size of described glass ceramics frit is 100-200 order.
5. the unfired brick structure of once-firing crystallite glass composite plate according to claim 1, is characterized in that: between the glass-ceramic layer that the dilation coefficient of described ground glaze layer is formed after described green body layer and described glass ceramics frit melting.
6. the unfired brick structure of once-firing crystallite glass composite plate according to claim 1, is characterized in that: the solid content of described crystallite frit particle suspension liquid is no less than 65%.
7. the unfired brick structure of once-firing crystallite glass composite plate according to claim 1, is characterized in that: described cellulose thickener is at least one in Natvosol, hydroxyethylmethyl-cellulose and Vltra tears.
8. the unfired brick structure of once-firing crystallite glass composite plate according to claim 1, is characterized in that: described dispersion agent is at least one in sodium polyacrylate, organic-silicon-modified sodium phosphate and Sodium hexametaphosphate 99.
9. the unfired brick structure of once-firing crystallite glass composite plate according to claim 1, is characterized in that: described defoamer is polymethyl siloxane.
10. the unfired brick structure of once-firing crystallite glass composite plate according to claim 1, is characterized in that: described solvent is at least one in ethylene glycol and ethanol.
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Citations (2)
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| CN103030298A (en) * | 2012-12-31 | 2013-04-10 | 佛山欧神诺陶瓷股份有限公司 | Once-firing colored crystalline glass ceramic composite brick and production method |
| CN103922806A (en) * | 2014-04-03 | 2014-07-16 | 安徽溢彩玻璃器皿有限公司 | Ceramic wine bottle colored glaze and glaze spraying method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103030298A (en) * | 2012-12-31 | 2013-04-10 | 佛山欧神诺陶瓷股份有限公司 | Once-firing colored crystalline glass ceramic composite brick and production method |
| CN103922806A (en) * | 2014-04-03 | 2014-07-16 | 安徽溢彩玻璃器皿有限公司 | Ceramic wine bottle colored glaze and glaze spraying method |
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Effective date of registration: 20160505 Address after: Luo Luo village Huangnitang Lake Town 517552 Guangdong province Heyuan city Dongyuan County Applicant after: Heyuan Dongyuan Yingpai Ceramics Co. Ltd Applicant after: EAGLE BRAND CERAMIC (HEYUAN) CO., LTD. Applicant after: Foshan Shiwan Eagle Brand Ceramic Co., Ltd. Applicant after: Roc pottery Co., Ltd of Foshan Shi Wan China Address before: 528000 Guangdong Province, Foshan city Chancheng District Wenhua Road No. 56 room 1603 two seven Applicant before: Foshan City He Cai science service company limited |
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Effective date of registration: 20200103 Address after: 528000 Huangnitang, Luohu Village, Luohu Town, Dongyuan County, Heyuan City, Guangdong Province Co-patentee after: Foshan Shiwan Eagle Brand Ceramic Co., Ltd. Patentee after: Heyuan Dongyuan Yingpai Ceramics Co. Ltd Co-patentee after: Foshan Yingpai Technology Co., Ltd Address before: Luo Luo village Huangnitang Lake Town 517552 Guangdong province Heyuan city Dongyuan County Co-patentee before: Eagle Ceramic Industry (Heyuan) Co., Ltd. Patentee before: Heyuan Dongyuan Yingpai Ceramics Co. Ltd Co-patentee before: Foshan Shiwan Eagle Brand Ceramic Co., Ltd. Co-patentee before: Roc pottery Co., Ltd of Foshan Shi Wan China |