CN106673630A - Slurry for forming ceramic polishing surface of ceramic brick through wet spray process and application method thereof - Google Patents
Slurry for forming ceramic polishing surface of ceramic brick through wet spray process and application method thereof Download PDFInfo
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- CN106673630A CN106673630A CN201611179588.7A CN201611179588A CN106673630A CN 106673630 A CN106673630 A CN 106673630A CN 201611179588 A CN201611179588 A CN 201611179588A CN 106673630 A CN106673630 A CN 106673630A
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- 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
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Abstract
The invention provides a slurry for forming a ceramic polishing surface of a ceramic brick through a wet spray process. The slurry comprises SiO2, Al2O3, K2O and Na2O, wherein the SiO2/Al2O3/(K2O+Na2O) weight ratio is (65-74):(17-22):(79); and K2O+Na2O represents the total content of the both. The invention also provides a method for preparing a ceramic brick from the slurry. The ceramic brick with a ceramic polishing surface prepared from the slurry has better strength, hardness, wear resistance and chemical etching resistance.
Description
Technical field
The present invention relates to building ceramic tiles field, particularly relates to a kind of wet method and applies the slurry for drenching that technique forms Ceramic Tiles porcelain throwing face
Material and its method for preparing Ceramic Tiles porcelain throwing face using the slurry.
Background technology
Aesthetic judgement with people is tended to surface and possesses especially also having for abundant pattern with gradually stepping up, increasingly
The physicochemical property Ceramic Tiles series of high abrasion high rigidity and preferable flatness.Traditional micro powder polished brick soil resistance is good, it is wear-resisting and
Hardness is high, but is limited to the restriction of mechanical material distributing equipment, for the fine decoration texture and matter of simulation lithotome more true to nature
Sense effect is broken through less always, therefore can be obtained by the spray printing Ceramic Tiles that ink jet printing device spray printing goes out exquisite pattern on its surface
Apply to more and more large-scale.The glazed tile of prior art in market, although texture-rich, but its top layer glaze is to have
The material having based on the glass phase of transparent characteristic, as the silane agent content as base substrate skeleton is greatly reduced compared with base substrate, institute
With not wear-resisting, hardness is not also high.
As of the prior art such as a kind of Chinese invention patent application " full throwing vitreous enamel of 103524121 A of Publication No. CN
Matter brick and preparation method thereof " is described, and including base substrate and its cover-coat enamel on surface, full throwing glaze i.e. clear frit have been applied in cover-coat enamel upper strata
Layer, the chemical composition of cover-coat enamel constitute content and are：Al2O3(13-15) %, SiO2(60-63) %, B2O3(0.9-1.1) %, CaO
(0.7-0.9) %, MgO (13-14) %, ZnO (1.3-1.5) %, K2O (1.3-1.45) %, Na2O (1.4-1.45) %, ZrO2
(1.38-1.45) %, other (3-4) %；The full chemical composition for throwing glaze constitutes content and is：Al2O3(19-22) %, SiO2(49-
51) %, B2O3(0.2-0.3) %, CaO (16-18) %, MgO (1.4-1.5) %, K2O (1.5-1.8) %, Na2O(2.5-
2.7) %, other (6-7) %.The technical scheme, spray printing pattern are thrown glaze and are covered in spray printing in nontransparent cover-coat enamel layer surface
On ink pattern layer, first, to enable to have more preferable identification and clear sense during spray printing pattern, cover-coat enamel contains a certain proportion of
Zirconium ion strengthens its whiteness, but zirconium ion is relatively costly；Second, due to conventional ceramic ink be simply covered in surface rather than
Penetrate in cover coat, easily stepped in order to avoid pigment is exposed outside and ground off, therefore top layer must increase the clear frit bed of material so that
Pattern obtains protecting can have again pellucidly presentation multicolour pattern effect, so contain in the i.e. full throwing glaze layer of its clear frit bed of material
All it is greatly reduced compared with base substrate and cover coat as the silane agent of base substrate skeleton, so not wear-resisting, hardness is not also high, but which is again
It is in the surface contact Jing often place's of trampling applications.
Prior art is to solve the raising of surface abrasion resistance degree, and has abundant colored digital spray printing pattern, employs one kind
Infiltration ink spray printing makes multicolour pattern on the preferable pulp layer of one layer of whiteness, and color inks penetrate into pulp layer formation figure
Case, surface need not be protected and be decorated with low sial clear frit again, so each relevant manufacturers is all entering to the formula of this layer of slurry
Row research, accomplishes a lower cost to reaching top layer slurry, is easy to control, whiteness height, wearability good in production operation
And the formula that hardness is high, color development requirement of the ink in base substrate is permeated in meeting prior art, clear exquisiteness multicolour pattern is obtained
The ceramic tile product of texture, is problem demanding prompt solution place in industry.
The content of the invention
Top layer in view of glaze product of the prior art is not wear-resisting, the not high limitation of hardness, and the present invention proposes a kind of
The Ceramic Tiles that the slurry formation porcelain throwing face that infiltration ink produces pattern is prepared and combined by special formulation are purpose of the present invention institutes
.
The technical scheme that the present invention is provided is as follows：
A kind of wet method applies the slurry for drenching that technique forms Ceramic Tiles porcelain throwing face, and the slurry includes SiO2、Al2O3、K2O、
Na2O, by weight, SiO2：Al2O3：(K2O+Na2O)=(65-74)：(17-22)：(7-9), wherein K2O+Na2O represents two
Person's content altogether.
Slurry of the present invention refers to starch adhesive or starch adhesive material.
Preferably, also include accounting for the Nano-meter SiO_2 that slurry total weight percent is 2.5-3.9% in the slurry2。
Preferably, the formula of size is as follows by weight percentage
Preferably, the slurry matches bottom batch components and prepares, and the bottom blank formulation is by weight percentage such as
Under
The present invention also provides a kind of wet method and applies the using method for drenching that technique forms Ceramic Tiles porcelain throwing starch adhesive material, comprising following step
Suddenly：
(1) Imitation Rock Porcelain Tiles bottom base, is prepared according to a conventional method, it is standby：Formula consists of silicon dioxide 68.3- by weight percentage
69.5%th, aluminium oxide 18.5-19.5%, potassium oxide+sodium oxide 5-7%, calcium oxide+magnesium oxide 1.3-1.8%, other be igloss
And trace impurity；
(2) starch adhesive material, is prepared, it is standby
Silicon dioxide 65-74%, aluminium oxide 17-22%, calcium oxide 0.3-0.5% are consisted of by weight percentage, are aoxidized
Magnesium 0.3-0.6%, potassium oxide 4.6-5.9%, sodium oxide 2.6-3.8%, other are igloss and trace impurity, and on this basis
Total amount of adding reaches the Nano-meter SiO_2 of 2.5-3.9% again2、TiO2As assistant toner, it is 38 ± 2s by 50ml cups velocity measurement, by proportion is
1.78±0.2g/cm3It is configured to starch adhesive material；
(3), it is dried for the first time：The bottom base of step (1) is conveyed into into 120 DEG C -220 DEG C of the kiln drying that is dried, the cycle is
60-100 minutes；
(4) starch adhesive material is applied in, secondary pouring：
Applied using secondary pouring, bottom base surface spraying 16-22g/m after the drying2Reach after water and drench slurry position for the first time, press
320-450g/m2Consumption waterfall type drench and apply starch adhesive material, through the transmission time of about 10-20 seconds, reach second and drench slurry position, press
320-550g/m2Consumption waterfall type drench apply starch adhesive material；
(5), it is dried for second：Transmitted in 120 DEG C -220 DEG C of dry kiln again to drenching the base substrate for having applied starch adhesive material, done
The dry cycle is 35-45 minutes；
(6), digital spray printing：In the billet surface for having dried starch adhesive layer, by the infiltration ink of design document spray printing number pattern
Water and permeation-promoter；
(7), burn till：Fire in kiln of the highest temperature up to 1160 DEG C -1220 DEG C and form, the cycle is 60-80 minutes；
(8), cooling, polishing：Using or soft throwing/or complete throw, after edging, obtain porcelain and throw surface ceramic tile finished product.
Preferably, in step (4), implement once to drench slurry on adobe surface, it is 680-1100g/m to drench slurry amount2。
Surface ceramic tile finished product is thrown according to the porcelain that above-mentioned using method is obtained, the described slurry is applied and drenched in adobe top layer, thickness
For 0.4-1mm.
Beneficial effects of the present invention：
First, the present invention proposes a kind of porcelain and throws the slurry that surface ceramic tile wet method applies pouring technique, main in formula of size
Composition is silicon, and aluminum, potassium, sodium consist of silicon dioxide 66-74%, aluminium oxide 17-22%, potassium oxide 4.6- by weight percentage
5.9%, sodium oxide 2.6-3.8%.Aluminium silicon mol ratio in the formula as framework main sets about 1:3~4, up to 66% with
On silicon dioxide cause slurry to have more preferable mechanical strength, hardness, wearability and chemerosiveness resistent, the oxidation of suitable proportion
Aluminum enters silica network, more preferable reinforced glass network structure so that intensity, hardness, wearability and resistance toization in sintering procedure
Learn aggressivity more preferable；And potassium oxide is matched in the melting characteristic based on the potassium sodium formula in 4.6-5.9%, sodium oxide is in 2.6-
Cause adobe stable when burning till under 3.8% percentage by weight, be unlikely to deform, and to kiln efficiency in terms of be also beneficial to.
Second, the present invention proposes a kind of porcelain and throws surface ceramic tile wet method and applies the slurry for drenching technique, the phase of the slurry and base substrate
Mutually matching is formed based on crystal structure after high temperature burns till, and the porcelain state in Imitation Rock Porcelain Tiles becomes the porcelain that porcelain throws face after polishing
Brick effect is thrown, Article Stiffness Determination reaches 4-6 levels, and abrasion resistance only presses rubbing down volume of the non-glaze Imitation Rock Porcelain Tiles detection method under 150 revolutions
115-147mm3, is significantly better than national standard less than or equal to 175mm3Scope.
3rd, the present invention proposes a kind of porcelain and throws the slurry that surface ceramic tile wet method applies pouring technique, does not add specific in formula
Zirconium raw material.The impact in certain milkiness state after high temperature burns till due to zirconium ion is reduced, while also reducing formula
Cost.
4th, the present invention proposes a kind of porcelain and throws the slurry that surface ceramic tile wet method applies pouring technique, using the wet method side of slurry
It is that formula realizes as green body layer quality and in the pulp layer with 0.4-1mm thickness, have digital spray printing to copy stone material
The natural pattern of texture, the glaze protection without the need for additional top layer are processed, so for the Antique Imitation Tiles of the prior art that compares, can be with
It is polished, it is more aobvious smooth, it is also possible to not polish, it is more resistant without glaze surface.By the matching of penetration depth and pouring slurry amount, make
The thickness for drenching slurry is consistent with the multicolour pattern even depth of infiltration ink, so as to see that surface is more consistent with bottom base in side, visually
Also can't see as glazed tile, because the white cover-coat enamel in glazed tile (being also ground-coat enamel) can form a white line in side.
5th, the present invention proposes a kind of porcelain and throws the using method that surface ceramic tile wet method applies the slurry for drenching technique, employing
The secondary process program for drenching slurry, 1, relative to the consumption for once drenching technique 1000-1500g/m2 starch adhesive be easy to produce recessed slurry,
For the problems such as contracting slurry, the present invention is applied pouring 320-480g/m2 for the first time, is applied pouring for the second time using the technique for drenching slurry in two times
500-650g/m2 so that slurry surface layer moisture fully can evaporate by several times, be also easy to smooth；2, secondary pouring slurry technical scheme can be significantly
The assistant toner consumption of the higher such as nanosized SiO_2 of reduces cost, can be added without these assistant toners when first time slurry is drenched, only
Make slurry play a part of a bottoming to brighten, in the slurry of second pouring slurry, just add the assistant toner for helping color effect；So
Process can reach increase whiteness purpose, usage of sizing agent cost can be reduced again, infiltration ink has similarly been reached and filled
Divide the multicolour pattern for producing expected hair color effect；Simultaneously as reducing the starch adhesive doses of assistant toner, can greatly reduce again recessed
The mass defects such as slurry, contracting slurry, it is highly beneficial to production control.Because assistant toner is nano level fineness, with body recipe
Slurry mixing after easily produce thixotroping reaction so that the viscosity of slurry increases significantly, has a strong impact on flow velocity, also so that moisture more
Difficult evaporation, easily produces the quality problems such as recessed, contracting slurry, facial cleft.
Specific embodiment
Below the specific embodiment of the present invention is described further：
Table 1 below is bottom base raw material chemical composition；Table 2 is bottom base formula chemical composition；Table 3 is slurry raw material chemical group
Into；Table 4 is formula of size chemical composition.
Table 1
Table 2
Table 3
Table 4
Embodiment 1
(1), from the mud sand plain material such as Kaolin, Anhydrite, quartz (such as table 1), routinely ceramic process prepares base substrate porcelain
Powder, wherein formulation weight percentage ratio consist of silicon dioxide 68.5%, aluminium oxide 19.5%, potassium oxide 3.3%, sodium oxide
2.3%th, calcium oxide 0.42%, magnesium oxide 1%, other be igloss and trace impurity (such as table 2), it is standby；
(2), by the recipe requirements for being matched with above-mentioned blank raw material, formulation weight percentage ratio consist of silicon dioxide 71%,
Aluminium oxide 17.8%, potassium oxide 5.52%, sodium oxide 3.26%, calcium oxide 0.45%, magnesium oxide 0.43%, other be igloss and
Trace impurity (such as table 3, table 4), then increase Nano-meter SiO_2 on this basis23% promotes ink color development requirement as assistant toner,
Slurry pressed 325 mesh screen residues within 1.1-1.3%, and, in 38 ± 2s, proportion is in 1.78 ± 0.02g/ ㎝ for flow velocity3。
(3) ceramic tile blank of above-mentioned blank raw material, is produced in conventional fashion and is dried, baking temperature 120 DEG C-
220 DEG C, the cycle is 60-85 minutes, dries out backward subsequent processing transmission；
(4), when the base that is dried that transmission comes cools to 50 DEG C -80 DEG C, the present embodiment is at 60 DEG C -70 DEG C, by step (2)
The starch adhesive a without assistant toner first apply and drench base temperature in step (3) on 60 DEG C -70 DEG C of dry base substrate surface, then through 10-20
The glaze line of second is transferred to up to second to drench slurry position and apply and drenches the starch adhesive b containing assistant toner, defines complete slurry surface layer.
(5), applied the adobe after starch adhesive to be input into into second drying, the temperature for carrying out second drying here is 120
DEG C -220 DEG C, it is highly preferred that control is 150 DEG C of -200 DEG C of about 35-40 minutes in cycle, redrying is carried out using the waste heat of kiln
Utilize, with the consumption of more save energy, will illustrate here, if the step for not carrying out for starch adhesive carry out it is dry
It is dry, can be easy to produce in actual production facial cleft, side and the quality problems such as split；
(6), treat that adobe is transferred to up to ink jet printer and base temperature is under conditions of 38 DEG C -45 DEG C or so, spray by layout
Print infiltration ink and permeation-promoter, and enter into burning kiln transmission in the glaze line of a segment distance, in the transmission of this glaze line
Between the time course of about 40 minutes, it is therefore an objective to make to be seeped under infiltration ink in base and the gradient of each color be basically identical；
(7), through the colored infiltration ink pattern base substrate of about 40 minutes times of penetration, highest warm area is entered into up to 1160
Fire in DEG C -1220 DEG C of kiln, then cool down the semi-finished product that a kind of prepared porcelain throws surface ceramic tile；
(8), semi-finished product are carried out or soft throwing/or full polishing, edging, i.e., the porcelain that prepared wet method of the invention applies pouring slurry is thrown
Surface ceramic tile finished product.
Comparative example 1
Porcelain prepared by above-described embodiment 1 becomes the porcelain throwing brick effect that porcelain throws face, product after throwing the polishing of surface ceramic tile finished product
Up to 6 grades, abrasion resistance presses rubbing down volume only 130mm of the non-glaze Imitation Rock Porcelain Tiles detection method under 150 revolutions to hardness3, it is significantly better than
National standard is less than or equal to 175mm3Scope.
Compare for above-mentioned same transparent or more transparent glazed tile, in order to reach more transparent effect so as under
Ink pattern be presented more preferable, its top layer marzacotto formula components consists of silicon dioxide 40-50%, oxygen by weight percentage
Change aluminum 8.5-12%, calcium oxide+magnesium oxide 12-14%, potassium oxide+sodium oxide 5-7%, other are igloss and trace impurity, are made
Silane agent content for base substrate skeleton greatly reduces, based on glass phase constituent, so in the performance of formula components just certainly
The size performance that its wear-resisting, hardness, intensity are below the present invention is determined.Since it is desired that the paint ink for making spray printing is preferably in
Color, so conventional cover-coat enamel is made of with the higher raw material of purity, so the slurry made by based on mud sand material of the present invention that compares,
Its cost is higher.
Comparative example 2
Proportioning in slurry is SiO as different from Example 12：Al2O3：K2O：Na2O：GaO：MgO=71：8：8：6：2：
1, other are igloss or trace impurity.Ceramic Tiles, other conditions and process and enforcement are prepared according to above-mentioned wet end furnish
Example 1 is identical, and after Ceramic Tiles finished product polishing prepared by the comparative example, detection Article Stiffness Determination is 3 grades, and abrasion resistance presses non-glaze porcelain
Rubbing down volume of the brick detection method under 150 revolutions is 170mm3, it has been close to national standard 175mm3.Thus can illustrate at this
The Ceramic Tiles prepared under bright recipe ratio are more resistant.
The above, merely to the preferable preferred embodiment of the explanation present invention, but which is not to the present invention
Protection domain have any restriction, anyone familiar with this technology is changed possibly also with the technology contents of the disclosure above
Or the Equivalent embodiments of equivalent variations are modified to, a kind of wet method can be implemented by different requirement and performance and apply pouring technique formation to make pottery
Ceramic tile porcelain throws the slurry and using method in face.It can be seen that, every content without departing from technical solution of the present invention, especially claim
Content, according to any simple modification made to above example of technical spirit of the present invention, equivalent variations and modification, still
In the range of category technical solution of the present invention.
Claims (7)
1. a kind of wet method applies the slurry for drenching that technique forms Ceramic Tiles porcelain throwing face, it is characterised in that：The slurry includes SiO2、
Al2O3、K2O、Na2O, by weight, SiO2：Al2O3：(K2O+Na2O)=(65-74)：(17-22)：(7-9), wherein K2O+
Na2O represents both contents altogether.
2. slurry according to claim 1, it is characterised in that：Also include in the slurry that accounting for slurry total weight percent is
The Nano-meter SiO_2 of 2.5-3.9%2。
3. slurry according to claim 2, it is characterised in that：The formula of size is as follows by weight percentage
4. slurry according to claim 1, it is characterised in that：The slurry matches bottom batch components and prepares, institute
State bottom blank formulation as follows by weight percentage
5. a kind of wet method applies the using method for drenching that technique forms Ceramic Tiles porcelain throwing starch adhesive material, it is characterised in that：The using method
Comprise the steps of：
(1) Imitation Rock Porcelain Tiles bottom base, is prepared according to a conventional method, it is standby：Formula consists of silicon dioxide 68.3- by weight percentage
69.5%th, aluminium oxide 18.5-19.5%, potassium oxide+sodium oxide 5-7%, calcium oxide+magnesium oxide 1.3-1.8%, other be igloss
And trace impurity；
(2) starch adhesive material, is prepared, it is standby
Silicon dioxide 65-74%, aluminium oxide 17-22%, calcium oxide 0.3-0.5%, magnesium oxide are consisted of by weight percentage
0.3-0.6%, potassium oxide 4.6-5.9%, sodium oxide 2.6-3.8%, other are igloss and trace impurity, and on this basis again
Nano-meter SiO_2 of the total amount of adding up to 2.5-3.9%2、TiO2As assistant toner, it is 38 ± 2s by 50ml cups velocity measurement, by proportion is
1.78±0.2g/cm3It is configured to starch adhesive material；
(3), it is dried for the first time：The bottom base of step (1) is conveyed into into 120 DEG C -220 DEG C of the kiln drying that is dried, the cycle is 60-
100 minutes；
(4) starch adhesive material is applied in, secondary pouring：
Applied using secondary pouring, bottom base surface spraying 16-22g/m after the drying2Reach after water and drench slurry position for the first time, by 320-
450g/m2Consumption waterfall type drench and apply starch adhesive material, through the transmission time of about 10-20 seconds, reach second and drench slurry position, by 320-
550g/m2Consumption waterfall type drench apply starch adhesive material；
(5), it is dried for second：Transmitted in 120 DEG C -220 DEG C of dry kiln again to drenching the base substrate for having applied starch adhesive material, be dried week
Phase is 35-45 minutes；
(6), digital spray printing：In the billet surface for having dried starch adhesive layer, by design document spray printing number pattern infiltration ink and
Permeation-promoter；
(7), burn till：Fire in kiln of the highest temperature up to 1160 DEG C -1220 DEG C and form, the cycle is 60-80 minutes；
(8), cooling, polishing：Using or soft throwing/or complete throw, after edging, obtain porcelain and throw surface ceramic tile finished product.
6. using method according to claim 5, it is characterised in that：In step (4), implement once to drench on adobe surface
Slurry, it is 680-1100g/m to drench slurry amount2。
7. the porcelain that using method according to claim 5 is obtained throws surface ceramic tile finished product, it is characterised in that the described slurry
Apply and drench in adobe top layer, thickness is 0.4-1mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611179588.7A CN106673630B (en) | 2016-12-19 | 2016-12-19 | Slurry for forming ceramic polished surface of ceramic tile by wet spraying process and application method thereof |
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| CN201611179588.7A CN106673630B (en) | 2016-12-19 | 2016-12-19 | Slurry for forming ceramic polished surface of ceramic tile by wet spraying process and application method thereof |
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| CN106673630B CN106673630B (en) | 2020-02-14 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111116236A (en) * | 2019-12-30 | 2020-05-08 | 肇庆乐华陶瓷洁具有限公司 | Wear-resistant environment-friendly brick and preparation method thereof |
| CN111792845A (en) * | 2020-07-08 | 2020-10-20 | 佛山市东鹏陶瓷有限公司 | Preparation method of glazed tile |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104193415A (en) * | 2014-08-29 | 2014-12-10 | 佛山市东鹏陶瓷有限公司 | Method for manufacturing unburnt ceramic tile clay |
| CN105000864A (en) * | 2015-07-22 | 2015-10-28 | 常州市好利莱光电科技有限公司 | Anti-crack ceramic tile |
| CN106083006A (en) * | 2016-06-06 | 2016-11-09 | 广东格莱斯陶瓷有限公司 | A kind of secondary drenches slurry Imitation Rock Porcelain Tiles combining infiltration ink and preparation method thereof |
-
2016
- 2016-12-19 CN CN201611179588.7A patent/CN106673630B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104193415A (en) * | 2014-08-29 | 2014-12-10 | 佛山市东鹏陶瓷有限公司 | Method for manufacturing unburnt ceramic tile clay |
| CN105000864A (en) * | 2015-07-22 | 2015-10-28 | 常州市好利莱光电科技有限公司 | Anti-crack ceramic tile |
| CN106083006A (en) * | 2016-06-06 | 2016-11-09 | 广东格莱斯陶瓷有限公司 | A kind of secondary drenches slurry Imitation Rock Porcelain Tiles combining infiltration ink and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111116236A (en) * | 2019-12-30 | 2020-05-08 | 肇庆乐华陶瓷洁具有限公司 | Wear-resistant environment-friendly brick and preparation method thereof |
| CN111792845A (en) * | 2020-07-08 | 2020-10-20 | 佛山市东鹏陶瓷有限公司 | Preparation method of glazed tile |
| CN111792845B (en) * | 2020-07-08 | 2021-10-12 | 佛山市东鹏陶瓷有限公司 | Preparation method of glazed tile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106673630B (en) | 2020-02-14 |
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Address after: 526124 Bai Tu one and two villages in Lu Bu Town, Gaoyao City, Zhaoqing, Guangdong Patentee after: GUANGDONG SUMMIT CERAMICS Co.,Ltd. Patentee after: New Pearl Group Co.,Ltd. Address before: 526124 Bai Tu one and two villages in Lu Bu Town, Gaoyao City, Zhaoqing, Guangdong Patentee before: GUANGDONG SUMMIT CERAMICS Co.,Ltd. Patentee before: GUANGDONG NEWPEARL CERAMIC GROUP Co.,Ltd. |
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Address after: 526124 Bai Tu Yi and ER Cun, Lubu Town, Gaoyao District, Zhaoqing City, Guangdong Province Patentee after: New Pearl (Guangdong) New Materials Co.,Ltd. Patentee after: New Pearl Group Co.,Ltd. Address before: 526124 Bai Tu one and two villages in Lu Bu Town, Gaoyao City, Zhaoqing, Guangdong Patentee before: GUANGDONG SUMMIT CERAMICS Co.,Ltd. Patentee before: New Pearl Group Co.,Ltd. |