CN106518170B

CN106518170B - Fancy infiltration method for ceramic tile

Info

Publication number: CN106518170B
Application number: CN201610909230.9A
Authority: CN
Inventors: 刘一军; 黄玲艳; 袁富祥; 潘利敏
Original assignee: Monalisa Group Co Ltd
Current assignee: Monalisa Group Co Ltd
Priority date: 2016-10-18
Filing date: 2016-10-18
Publication date: 2021-06-11
Anticipated expiration: 2036-10-18
Also published as: CN106518170A

Abstract

The invention relates to a fancy infiltration method for ceramic tiles, which comprises the following steps: according to the mass percentage, based on 100% of the penetrating ceramic ink, adding 1-3% of acid-resistant sodium carboxymethyl cellulose and 2-4% of ethylene glycol to prepare penetrating glaze; and printing the prepared penetration glaze on a green brick. The invention utilizes the existing ceramic penetrating ink in the market to be mixed with the acid-resistant sodium carboxymethyl cellulose and the glycol, so that the penetrating ink is changed into a thick state from liquid, and is suitable for the traditional printing process such as silk screen and roller printing.

Description

Fancy infiltration method for ceramic tile

Technical Field

The invention belongs to the technical field of architectural ceramic decoration, in particular to the technical field of fancy infiltration of ceramic tiles and ceramic sheets, and particularly relates to a preparation technology for performing fancy integral or local controllable infiltration into a blank of a ceramic tile by using a screen printing and roller mode.

Background

With the rapid development of industry, the technology of ceramics is continuously updated, and in recent years, traditional polished tiles, glazed tiles and microcrystalline tiles are dominant in the market, and new technology is urgently needed for supplement so as to meet the higher quality requirements of consumers. A new inkjet infiltration process is in progress. The ink-jet process is characterized in that a group of spray heads capable of spraying the permeable glaze is added on an ink-jet machine, and when a green brick is produced, patterns are sprayed and printed on the green brick through the ink-jet machine, the spray heads capable of spraying the permeable glaze can spray the permeable glaze, and then the green brick can be subjected to kiln firing. However, this inkjet infiltration process requires new inkjet machinery which is very expensive, in the few millions and in the many tens of millions. In addition, even manufacturers for producing inkjet permeable bricks in the ceramic industry are only applied to the production of 800x800mm ceramic bricks at present, and small-sized permeable products such as 600x600mm, 300x300mm and the like are not found. In addition, the existing ceramic penetrating ink on the market cannot be printed by the traditional printing process such as silk screen printing, roll printing and the like.

Disclosure of Invention

Aiming at the problems in the prior art, the invention aims to provide a ceramic tile printing and permeating method with simple process and low cost and a method for preparing a ceramic permeated tile by using the method.

In one aspect, the present invention provides a method for fancy infiltration of ceramic tiles, comprising:

according to the mass percentage, based on 100% of the penetrating ceramic ink, adding 1-3% of acid-resistant sodium carboxymethyl cellulose and 2-4% of ethylene glycol to prepare penetrating glaze;

and printing the prepared penetration glaze on a green brick.

The invention utilizes the existing ceramic penetrating ink in the market to be mixed with the acid-resistant sodium carboxymethyl cellulose and the glycol, so that the penetrating ink is changed into a thick state from liquid, and is suitable for the traditional printing process such as silk screen and roller printing. The invention does not need an ink-jet infiltration machine and any ink-jet equipment, and applies the infiltration glaze in the modes of screen printing, roller printing and the like, thereby greatly saving the cost investment of production equipment.

Preferably, the printing is screen printing or roller printing, because screen printing or roller printing glaze is more convenient for positioning and pattern controllability.

In the invention, the specification of the green brick can be (25-35) × (600-1200) mm. The invention can be applied to ceramic tiles with larger specifications and ceramic tiles with small specifications.

On the other hand, the invention provides a preparation method of the ceramic permeable brick, which comprises the following steps:

(1) according to the mass percentage, based on 100% of the penetrating ceramic ink, adding 1-3% of acid-resistant sodium carboxymethyl cellulose and 2-4% of ethylene glycol to prepare penetrating glaze;

(2) sequentially applying base glaze, first printing, applying transparent cover glaze, printing penetrating glaze and second printing on the green brick, and then printing the penetrating glaze obtained in the step (1);

(3) and (3) sintering the green brick obtained in the step (2).

When the ceramic permeable brick is prepared, the permeable glaze is printed by adopting the ceramic brick printing and permeating method, so that the cost input of production equipment is greatly saved. In addition, the invention utilizes the twice printing of the permeable glaze to lead the printed pattern to be clamped between the two layers of the permeable glaze, the pattern simultaneously permeates towards the periphery, the fired and polished product is more three-dimensional, and the bionic effect is more natural. In addition, in the invention, preferably, printing (such as ink jet, silk screen or roller printing) and applying surface glaze can be sequentially performed between the base glaze application and the printing of the penetrating glaze, so that two pattern layers can be formed through two times of printing, and the penetrating patterns can be richer and the stereoscopic impression can be stronger through the vertical penetration depth difference of different penetrating glazes and the color superposition of different layers. The invention has great market prospect and development space, and plays an important role in popularizing the ceramic permeable brick.

Preferably, the glaze composition of the ground glaze comprises: the high-strength high-.

Preferably, the glaze composition of the overglaze comprises: the high-strength high.

Preferably, the composition of the silk-screen printing glaze comprises: calculated by mass percent, 20-30% of printing glaze powder, 60-75% of printing oil and 1-10% of pigment.

Preferably, the firing temperature is 1100-1230 ℃, and the firing time is 70-130 minutes.

In still another aspect, the present invention also provides a ceramic infiltration brick prepared by any one of the above preparation methods.

The ceramic permeable brick provided by the invention has two pattern layers, the patterns are rich, the stereoscopic impression is strong, and the printed patterns permeate to the periphery, so that the pattern solid has partial transition, and the bionic effect is more natural.

Drawings

FIG. 1 is a process flow diagram of one example of the present invention;

fig. 2 is a schematic view of an exemplary glaze glazing sequence of the present invention;

FIG. 3 is a photograph of a ceramic infiltration brick obtained in example 1 of the present invention.

Detailed Description

The present invention is further described below in conjunction with the following embodiments and the accompanying drawings, it being understood that the drawings and the following embodiments are illustrative of the invention only and are not limiting. In the following formulations, the contents of the respective components are expressed by mass percentage unless otherwise specified.

The existing ceramic penetrating ink in the market at present is generally in a liquid state, and cannot be printed by the traditional printing process such as screen printing, roller printing and the like. The invention relates to a ceramic penetration ink, acid-resistant sodium carboxymethyl cellulose and glycol, which are prepared from the following components in percentage by mass: 100% of penetrating ceramic ink, 1-3% of acid-resistant sodium carboxymethyl cellulose and 2-4% of ethylene glycol are mixed according to the proportion, and then the penetrating glaze is applied to the adobes through different glaze line printing processes (such as silk screen printing, roller printing and the like). The ceramic ink used in the present invention is not particularly limited, and any commercially available ceramic ink that is liquid, aqueous ink or oil ink, and may contain a coloring component and a solvent may be used. The coloring component includes, but is not limited to, soluble metal salts and organic metal salts capable of coloring (coloring components mainly include cobalt salts, nickel salts, copper salts, iron salts, gold salts, ruthenium salts and zirconium salts …), and the solvent includes water, organic solvents and the like. The acid-resistant sodium carboxymethyl cellulose and the ethylene glycol are used as the thickening agents, so that the penetrating ink can be changed into a thick state from liquid, and the printing is suitable for screen printing, roller printing and other modes. The dosage of the acid-resistant methyl is preferably 1-3%, and the dosage of the ethylene glycol is preferably 2-4%, so that the penetrating ink can be adjusted to be proper in consistency (14-30S), and the ink is water-shaped and is not suitable for printing when the flow rate is lower than 14S; above 30S the flow rate is too high and the ink does not coat the tile.

Screen printing or roll printing is preferred because screen printing or roll printing of the glaze is more convenient for registration and pattern controllability.

The green bricks can be original green bricks or green bricks after glazing, printing and the like. The green brick can be large-sized or small-sized, for example, the size can be (25-35) × (600-1200) mm.

The invention does not need an ink-jet infiltration machine and any ink-jet equipment, and applies the infiltration glaze in the modes of screen printing, roller printing and the like, thereby greatly saving the cost investment of production equipment.

In addition, the invention also provides a preparation method of the ceramic permeable brick. Fig. 1 shows an example of the production process steps thereof. Fig. 2 shows an example of the glaze glazing sequence thereof. The preparation method is described below with reference to fig. 1 and 2.

First, green bricks 1 are prepared. The production method is not particularly limited, and may be a ceramic tile green body produced by a conventional method, for example, may be formed into a green compact. After forming, drying may also be carried out, for example, at 100 to 250 ℃ for 45 minutes.

And spraying or sprinkling the ground glaze 2 on the dried green bricks. The ground coat layer is used for common ink, promotes color development, and has the function of covering flaws and undesirable substances as a bonding layer between the green brick and the glaze. In one example, the ground glaze comprises the following components in percentage by mass: 25-32% of potash feldspar, 8-12% of albite, 15-25% of quartz, 5-10% of limestone, 10-15% of calcined talc, 8-15% of calcined soil and 2-5% of kaolin. . The glazing mode includes but is not limited to glaze pouring, glaze spraying and the like, preferably glaze pouring, and is more beneficial to later-stage drying due to the fact that glaze required by glaze pouring is high in specific gravity and low in corresponding water content. The fineness of the ground coat can be 2-3.0, the specific gravity can be 1.75-1.95, and the flow rate can be 35-55 seconds. The weight of the ground coat applied per unit area can be 50-160 g/m²。

And (3) ink-jet printing, wherein the first fancy patterns 3 are printed on the brick surface on which the ground coat 2 is applied in an ink-jet mode. The ink-jet printing can be carried out by means of a ceramic ink-jet printer. Penetrating inks are commercially available. Common colors of ink include pink, red brown, orange, light yellow, cyan, black, etc. The specific color can be selected according to the desired pattern to be formed. It should be understood that the printing method of the first design patterns 3 is not limited to inkjet printing, and may be screen printing, roll printing, or the like.

A transparent overglaze 4 is applied on the first fancy patterns 3. The overglaze has the function of facilitating the color development and penetration of the penetrating glaze. Glazing methods include, but are not limited to, pouring glaze, spraying glaze, and the like. In one example, the cover glaze component comprises, in mass percent: 5-8% of potash feldspar, 30-35% of albite, 5-8% of calcium carbonate, 10-15% of wollastonite, 12-15% of calcined talc, 6-8% of kaolin, 10-15% of calcined kaolin, 8-10% of quartz, 4-6% of zinc oxide and 10-15% of barium carbonate. The fineness of the overglaze can be 0.8-2.0, the specific gravity can be 1.75-1.95, and the flow rate can be 35-55 seconds. The weight of the overglaze applied per unit area is 90-300 g/m²。

Then, the first penetration glaze 5 is printed. The first infiltrated glaze 5 is composed of a ceramic infiltrated ink (e.g., mega BS infiltrated ceramic ink) as described above in mass percent with acid resistant methyl and ethylene glycol: 100% of penetrating ceramic ink, 1-3% of acid-resistant methyl and 2-4% of glycol. This gives a gel-like glaze suitable for screen printing. The infiltrated glaze is then printed onto the ink-jet printed first fancy pattern 3 (or overglaze 4) using screen printing, roll printing, or the like (e.g., a 60 mesh full-through screen).

And screen printing or roller printing a second pattern 6 on the surface of the printed first penetration glaze 5. Depending on the color desired for the pattern, a colored frit is used, in this embodiment a cyan geometric pattern. The glaze comprises the following components in percentage by mass: 20-30% of printing glaze powder, 60-75% of printing oil and 1-10% of pigment.

A second penetrating glaze 7 is further printed on the second flower pattern 6. The second infiltrated glaze 7 is prepared from a ceramic infiltrated ink (e.g., mega BS infiltrated ceramic ink) as described above in mass percent with acid resistant sodium carboxymethyl cellulose and ethylene glycol: 100% of penetrating ceramic ink, 1-3% of acid-resistant sodium carboxymethyl cellulose and 2-4% of glycol. This gives a thick glaze suitable for screen printing. And then, printing the penetrating glaze on the surface of the silk-screened geometric pattern by using a screen printing mode, a roller printing mode and other modes (such as a 60-100-mesh full-transmission screen).

Then, the mixture is put into a kiln to be sintered. The firing temperature can be 1100-1230 ℃. The firing time may be 70 to 130 minutes. After firing, edging and polishing, and packaging and warehousing.

The invention does not need an ink-jet infiltration machine and any ink-jet equipment, and carries out the production process of infiltration bricks by applying infiltration glaze in the modes of screen printing, roller printing and the like, thereby greatly saving the cost investment of production equipment. Therefore, the invention has great market prospect and development space, and plays an important role in popularizing the ceramic permeable brick.

The ceramic permeable brick of the invention comprises the following components in sequence from bottom to top: a blank body, a ground coat layer, a first printing layer (such as an ink-jet printing layer), a surface glaze layer, a first penetrating glaze layer, a second printing layer (such as a silk screen printing layer) and a second penetrating glaze layer. Wherein the second printing layer is sandwiched between the two layers of permeable glaze and permeates to the periphery, thereby enabling the pattern to be more three-dimensional and the bionic effect to be more natural. In addition, the ceramic permeable brick comprises the first printing layer and the second printing layer, and the patterns of the first printing layer and the second printing layer are combined with each other, so that the three-dimensional structure is enriched.

The present invention will be described in detail by way of examples. It is also to be understood that the following examples are illustrative of the present invention and are not to be construed as limiting the scope of the invention, and that certain insubstantial modifications and adaptations of the invention by those skilled in the art may be made in light of the above teachings. The specific process parameters and the like of the following examples are also only one example of suitable ranges, i.e., those skilled in the art can select the appropriate ranges through the description herein, and are not limited to the specific values exemplified below.

Example 1

1. Forming a pressed blank, drying, and drying at 100-250 ℃ for 45 minutes;

2. spraying or sprinkling a ground coat on the dried green bricks, wherein the ground coat comprises the following components in percentage by mass: 25-32% of potash feldspar, 8-12% of albite, 15-25% of quartz, 5-10% of limestone, 10-15% of calcined talc, 8-15% of calcined soil and 2-5% of kaolin;

3. and (3) performing ink-jet printing on the surface of the brick with the ground coat to print fancy patterns, wherein the ink adopts ink-jet pattern-penetrating ink (manufacturer: Shanghai American high-color material Co., Ltd.) and penetration assisting agent (manufacturer: Shanghai American high-color material Co., Ltd., type: MET FLUID BS) provided by ink companies on the market. The color of the provided flower-penetrating ink is mainly brown (model: INVMET L253MB1), yellow (model: INVMET L237YB3), blue (model: INVMET L023CB1) and black (model: INVMET L073HB 1). The relationship between the ink and the jet quantity of the assistant agent is about 1: 3, the gray level of the ink added with the permeation assistant is 100 percent;

4. spraying or showering a cover glaze, wherein the cover glaze comprises the following components in percentage by mass: 5-8% of potash feldspar, 30-35% of albite, 5-8% of calcium carbonate, 10-15% of wollastonite, 12-15% of calcined talc, 6-8% of kaolin, 10-15% of calcined kaolin, 8-10% of quartz, 4-6% of zinc oxide and 10-15% of barium carbonate;

5. printing a penetrating glaze, wherein the penetrating glaze comprises the following components: adopting Meigao BS (barium strontium sulfonate) to permeate ceramic ink, 1-3% of acid-resistant methyl and 2-4% of ethylene glycol to mix to form thick glaze suitable for screen printing, and then printing the permeated glaze on the ink-jet printed fancy pattern by using a 60-100-mesh full-transmission screen;

6. the surface printed with the penetrating glaze is then screen-printed with a fancy pattern, and according to the required color of the pattern, a colored glaze is used, in this example, a cyan geometric pattern, and the glaze comprises the following components in percentage by mass: 20-30% of printing glaze powder, 60-75% of printing oil and 1-10% of pigment;

7. repeating the step 5, namely printing the penetrating glaze, wherein the penetrating glaze comprises the following components: adopting Meigao BS (barium sodium sulfonate) penetrating ceramic ink, 1-3% of acid-resistant sodium carboxymethyl cellulose and 2-4% of ethylene glycol to mix to form thick glaze suitable for silk-screen printing, and then printing the penetrating glaze on the surface of a geometric pattern printed by a silk screen by using a 60-100-mesh full-transmission silk screen;

8. sintering at 1100-1230 ℃ for 70-130 minutes, edging, polishing, packaging and warehousing.

FIG. 3 is a picture of a real object obtained in example 1. The method comprises the steps of firstly applying a base coat on a blank, then carrying out first pattern decoration (ink jet, silk screen or roller printing), then covering a transparent overglaze layer and a penetrating glaze layer, then carrying out ink penetrating printing (silk screen or roller printing) on the transparent overglaze layer, and finally covering a penetrating glaze layer. After firing and polishing, a penetration effect that multiple layers of patterns are naturally fused is formed.

Claims

1. The preparation method of the ceramic permeable brick is characterized by comprising the following steps:

(2) sequentially applying base glaze, first printing, transparent cover glaze, screen printing or roller printing the penetrating glaze obtained in the step (1) on the green brick, and screen printing or roller printing to form a second printing layer, wherein the glaze comprises the following components: printing 20-30% of glaze powder, 60-75% of printing oil and 1-10% of pigment by mass percent, and then screen printing or roller printing the penetrating glaze obtained in the step (1); wherein the second printing layer is sandwiched between the two layers of permeable glaze and permeates to the periphery;

(3) and (3) sintering the green brick obtained in the step (2).

2. The method according to claim 1, wherein the glaze composition of the ground glaze comprises: the high-strength high-.

3. The method according to claim 1, characterized in that the glaze composition of the overglaze comprises: the high-strength high.

4. The method according to claim 1, wherein the firing temperature is 1100 to 1230 ℃ and the firing time is 70 to 130 minutes.

5. The preparation method according to claim 1, wherein the first printing is performed by ink-jet printing, silk screen printing or roller printing.

6. The method according to claim 1, wherein the green brick has a size of (25 to 35) × (600 to 1200) mm.

7. A ceramic infiltration brick prepared by the preparation method of any one of claims 1 to 6.