High temperature and bright red ink-jet ink for ceramic decoration, its preparation method and application thereof

Abstract

The present invention provides a high temperature and bright red ink-jet ink for ceramic decoration, its preparation method and application thereof. On the base that the existing ink-jet ink production process, ink-jet printing equipment and ink-jet printing process are not made major changes, high temperature bright red ink basic glaze powder composition, basic glaze frit powder composition, solvent composition, basic glaze powder and bright red pigment grinding method and particle size optimization, ink composition and processing methods are adjusted and optimized. Thus the performance of high temperature bright red ink can meet the requirement of the use of ink-jet printing machine, and after high temperature firing (1080 C.1230 C.), the surface decoration color of ceramic tile sprayed a single printed high temperature bright red is bright red, colorful, pure red, and at the superposing place with other color ink-jet printing ink, the color is bright, colorful, color gamut broad. At the same time, the technology has strong universality and is easy to popularize in the industry.

Claims

1. A high temperature and bright red ink-jet ink for ceramic decoration, characterized in that, which is prepared according to the following parts by weight of component: basic glaze powder 1525 portions, bright red pigment 1525 portions, solvent 5070 portions; wherein basic glaze powder is prepared according to the following parts by weight of component: frit 8690 portions, kaolin 24 portions, titanium dioxide 46 portions, cerium oxide 46 portions, plus carboxymethyl cellulose 0.020.04 portion, sodium tripolyphosphate 0.20.4 portion, water 3740 portions; wherein frit is prepared according to the following parts by weight of component: SiO.sub.2 58.560.5%, Al.sub.2O.sub.3 6.58.5%, CaO 8.510.5%, MgO 0.20.4%, K.sub.2O 3.55.5%, Na.sub.2O 0.60.8%, ZnO 2.54.5%, SrO 0.60.8%, ZrO.sub.2 2.54.5%, PbO 0.81.2%, Gd.sub.2O.sub.3 0.60.8%, La.sub.2O.sub.3 35%, the sum of all components is 100%; wherein bright red pigment is made by superfine grinding the pigment coated by cadmium selenium red; wherein solvent is prepared according to the following parts by weight of component: weakly polarmoderately polar organic solvent 100 portions, dispersing agent 0.42.4 portions, stabilizer 13.4 portions; Wherein solubility parameter of weakly polarmedium polar organic solvent is 14-23 (J/cm.sup.3).sup.1/2, and weakly polarmedium polar organic solvent commonly used in the ceramics field can be selected; dispersing agent is oil-soluble small-molecular-weight organism, and is one or more mixing of BYKJET-9131, BYKJET-9132, BYKJET-9133, Solsperse 20000, Solsperse 17000 and Solsperse 8000; stabilizer is oil-soluble macromolecule organism, and is one or more mixing of the epoxy resin, polyvinyl butyral, DISPERBYK-109, DISPERBYK-115, DISPERBYK-174 and DISPERBYK-180.

2. The high temperature and bright red ink-jet ink for ceramic decoration according to the claim 1, characterized in that, the weakly polarmedium polar organic solvent is one or more mixing of tetrahydrofuran, cyclohexanone, castor oil, ethylene glycol monobutyl ether, diethylene glycol monobutyl ether, dichloro ethane, kerosene, is amyl alcohol and isoamyl alcohol.

3. A preparation method for high temperature and bright red ink-jet ink for ceramic decoration, characterized in that, including the following steps: A. the preparation for basic glaze powder: basic glaze powder is prepared according to the following parts by weight of component: frit 8690 portions, kaolin 24 portions, titanium dioxide 46 portions, cerium oxide 46 portions, plus carboxymethyl cellulose 0.020.04 portion, sodium tripolyphosphate 0.20.4 portion, water 3740 portions are ground by the ball mill into grinding fineness of 325 mesh, and its sieve residue is glaze quality percentage of 0.2%0.4%. The removal of iron screen, a baking powder and then with superfine sand mill, a planetary type grinding machine or other superfine grinding machine, this powder is ground to a particle size0.5 m, wherein d.sub.500.25 m, d.sub.900.40 m, thus basic glaze powder is obtained, wherein frit is prepared according to the following parts by weight of component: SiO.sub.2 58.560.5%, Al.sub.2O.sub.3 6.58.5%, CaO 8.510.5%, MgO 0.20.4%, K.sub.2O 3.55.5%, Na.sub.2O 0.60.8%, ZnO 2.54.5%, SrO 0.60.8%, ZrO.sub.2 2.54.5%, PbO 0.81.2%, Gd.sub.2O.sub.3 0.60.8%, La.sub.2O.sub.3 35%, the sum of all components is 100%; quartz, potassium sodium feldspar, talc, calcium carbonate, potassium carbonate, zinc oxide, strontium carbonate, zirconium powder, red lead, gadolinium oxide and lanthanum oxide, which contains the above component and all of which size is less than 150 mesh, is prepared according to the range of ingredients, mixed by a mixing machine, melted by a frit tank furnace, melting temperature range of 1500 C.1520 C. and water quenched into frit particles, and frit is achieved by drying; B. the preparation for solvent: solvent is prepared according to the following parts by weight of component: weakly polarmoderately polar organic solvent 100 portions, dispersing agent 0.42.4 portions, stabilizer 13.4 portions; the dispersing agent and the stabilizing agent are respectively dissolved in the weakly polar solvent according to the following parts by weight of component, and the solvent can be achieved by evenly mixing; wherein solubility parameter of weakly polarmedium polar organic solvent is 14-23 (J/cm.sup.3).sup.1/2, and weakly polarmedium polar organic solvent commonly used in the ceramics field can be selected; in which, dispersing agent is oil-soluble small-molecular-weight organism, and is one or more mixing of BYKJET-9131, BYKJET-9132, BYKJET-9133, Solsperse 20000, Solsperse 17000 and Solsperse 8000; in which, stabilizer is oil-soluble macromolecule organism, and is one or more mixing of the epoxy resin, polyvinyl butyral, DISPERBYK-109, DISPERBYK-115, DISPERBYK-174 and DISPERBYK-180; C. the preparation for bright red pigment: with superfine sand mill, a planetary type grinding machine or other superfine grinding machine, the pigment coated by cadmium selenium red is ground to a particle size0.5 m, wherein d.sub.500.25 m, d.sub.900.40 m, thus basic glaze powder is obtained; D. the preparation for high temperature and bright red ink-jet ink: high temperature and bright red ink-jet ink is prepared according to the following parts by weight of component: basic glaze powder 1525 portions, bright red pigment 1525 portions, solvent 5070 portions; according to the following parts by weight of component, firstly get the solvent prepared in step B, and put into a stainless steel or plastic bucket with a mixing device or ultrasonic device or both, then get basic glaze powder prepared in step A, while stirring (ultrasonic) basic glaze powder is added to the solvent. Until the basic glaze powder and solvent are mixed evenly, and then while stirring the remaining bright red pigment is slowly put into the mixture until evenly. Finally, use planetary grinding machine or other superfine grinding machine for grinding to ink-jet printing machine required by parameters of superfine sand mill, through the sieve into the plastic bucket for storage. The high temperature bright red ink-jet ink is achieved.

4. The preparation method for high temperature and bright red ink-jet ink for ceramic decoration according to the claim 3, characterized in that, the weakly polarmedium polar organic solvent is one or more mixing of tetrahydrofuran, cyclohexanone, castor oil, ethylene glycol monobutyl ether, diethylene glycol monobutyl ether, dichloro ethane, kerosene, is amyl alcohol and isoamyl alcohol.

5. A ceramic brick printed with high temperature and bright red ink-jet ink, characterized in that, according to the requirement of design, high temperature and bright red ink-jet ink according to the preparation method for high temperature and bright red ink-jet ink for ceramic decoration of claim 2, and other color ink-jet ink are put in the ink box of the ink-jet printing machine in order. Ink-jet print on the ceramic tile normally applied the bottom and surface glaze, and then enter the roller kiln to fire, firing temperature range of 1080 C.1230 C., through the processes of grinding and classification, finished products are achieved.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

(1) FIGURE is a production process flow chart of high temperature and bright red ink-jet ink for ceramic decoration, its preparation method and application thereof of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

(2) Below in conjunction with embodiment, the present invention is described in further.

Embodiment 1

(3) High temperature and bright red ink-jet ink for ceramic decoration, its preparation method and application thereof of the present invention, first prepare basic glaze power:

(4) frit is prepared

(5) According to table 1 chemical composition ratio of the corresponding raw materials selection: quartz, potassium sodium feldspar, talc, calcium carbonate, potassium carbonate, zinc oxide, strontium carbonate, zirconium powder, red lead, gadolinium oxide and lanthanum oxide, which contains the above component and all of which particle size is less than 150 mesh, is prepared according to the range of ingredients, mixed by a mixing machine, melted by a frit tank furnace, melting temperature range of 1500 C.1520 C. and water quenched into frit particles, and frit is achieved by drying.

(6) TABLE-US-00001 TABLE 1 chemical composition of frit (weight percentage, %) SiO.sub.2 Al.sub.2O.sub.3 CaO MgO K.sub.2O Na.sub.2O ZnO SrO ZrO.sub.2 PbO Gd.sub.2O.sub.3 La.sub.2O.sub.3 1# 60.5 6.5 10.5 0.2 5.5 0.6 4.5 0.6 4.5 0.8 0.8 5 2# 58.5 8.5 10.5 0.4 4.5 0.8 4.5 0.8 4.5 1.2 0.8 5 3# 59.5 7.5 10.5 0.3 5.5 0.7 4.2 0.7 4.5 1 0.6 5 4# 60.5 8.5 9.5 0.4 5.5 0.8 4.5 0.8 3.5 1.2 0.8 4 5# 60.5 8.5 8.5 0.3 4.8 0.8 4.5 0.8 4.4 1.2 0.7 5 6# 60.5 8.5 10.5 0.4 5.5 0.8 3.5 0.8 4.5 1.2 0.8 3 7# 60.3 8.4 10.4 0.4 3.5 0.8 4.5 0.8 4.3 1.1 0.7 4.8 8# 60.5 8.5 10.5 0.4 5.4 0.7 4 0.7 2.5 1.1 0.8 4.9 9# 60.4 8.4 10.4 0.3 5.5 0.7 2.5 0.8 4.4 1.1 0.7 4.8

(7) prepare basic glaze power: according to table 2 of basic glaze powder composition weight frit, kaolin, titanium dioxide, cerium oxide, carboxymethyl cellulose, sodium tripolyphosphate, water are ground by the ball mill into grinding fineness of 325 mesh, and its sieve residue is glaze quality percentage of 0.2% to 0.4%. The removal of iron screen, a baking powder and then with superfine sand mill, a planetary type grinding machine or other superfine grinding machine, this powder is ground to a particle size0.5 m, wherein d.sub.500.25 m, d.sub.900.40 m, thus basic glaze powder is obtained.

(8) TABLE-US-00002 TABLE 2 chemical composition of basic glaze powder (weight percentage, %) titanium cerium carboxymethyl sodium frit kaolin dioxide oxide cellulose tripolyphosphate water 1# 86 2 6 6 0.02 0.2 37 2# 88 3 4 5 0.03 0.4 38.5 3# 90 2 4 4 0.04 0.3 40 4# 86 4 5 5 0.03 0.4 38.5

(9) solvent is prepared: The dispersing agent and the stabilizing agent are respectively dissolved in the weakly polarmoderately polar organic solvent according to the following weight and composition of table 3, and the solvent can be achieved by evenly mixing.

(10) TABLE-US-00003 TABLE 3 chemical composition of solvent (weight percentage, %) weakly polar~moderately polar dispersing stabilizin 1# 100 0.4 3.4 2# 100 1.4 1.6 3# 100 2.4 1.0 4# 100 0.8 2.8 5# 100 1.9 2.2

(11) Wherein solubility parameter of weakly polarmedium polar organic solvent is 14-23 (J/cm.sup.3).sup.1/2, and weakly polarmedium polar organic solvent is one or more of tetrahydrofuran, cyclohexanone, castor oil, ethylene glycol monobutyl ether, diethylene glycol monobutyl ether, dichloro ethane, kerosene, is amyl alcohol and isoamyl alcohol. Also weakly polarmedium polar organic solvent can be all kinds of usual weakly polarmedium polar organic solvent whose solubility parameter is 14-23 (J/cm.sup.3).sup.1/2 in this ceramics field.

(12) In which, dispersing agent is oil-soluble small-molecular-weight organism, and is one or more mixing of BYKJET-9131 BYKJET-9132 BYKJET-9133 Solsperse 20000 Solsperse 17000 and Solsperse 8000.

(13) In which, stabilizer is oil-soluble macromolecule organism and is one or more mixing of the epoxy resin, polyvinyl butyral, DISPERBYK-109, DISPERBYK-115, DISPERBYK-174 and DISPERBYK-180.

(14) The preparation for bright red pigment:

(15) with superfine sand mill, a planetary type grinding machine or other superfine grinding machine, the pigment coated by cadmium selenium red is ground to a particle size0.5 m, wherein d.sub.500.25 m d.sub.900.40 m, thus bright red pigment is obtained.

(16) The preparation for high temperature and bright red ink-jet ink:

(17) According to the composition of table 4 of high temperature and bright red ink-jet ink weight the solvent prepared in the above steps, and put into a stainless steel or plastic bucket with a mixing device or ultrasonic device or both, then get basic glaze powder prepared in step A, while stirring (ultrasonic) basic glaze powder is slowly added to the solvent. Until the basic glaze powder and solvent are mixed evenly, and then while stirring the remaining bright red pigment is slowly put into the mixture until evenly. Finally, use planetary grinding machine or other superfine grinding machine for grinding to ink-jet printing machine required by parameters of superfine sand mill, through the sieve into the plastic bucket for storage. The high temperature bright red ink-jet ink is achieved.

(18) TABLE-US-00004 TABLE 4 chemical composition of high temperature and bright red ink-jet ink (parts by weight) bright red basic glaze power pigment solvent 1# 15 20 65 2# 20 25 55 3# 25 15 60 4# 25 25 50 5# 15 15 70

(19) The preparation for a ceramic brick printed with high temperature and bright red ink-jet ink:

(20) according to the requirement of design, high temperature and bright red ink-jet ink according to the above preparation method for high temperature and bright red ink-jet ink for ceramic decoration, and other color ink-jet ink are put in the ink box of the ink-jet printing machine in order. Ink-jet print on the ceramic tile normally applied the bottom and surface glaze, and then enter the roller kiln to fire, firing temperature range of 1080 C.1230 C., through the processes of grinding and classification, finished products are achieved. Product color is stable, emitting color of each part of the kiln is consistent without color difference. Observing the surface of the product, in a single spray printed the high-temperature red ink, ceramic tile products, showing pure and bright red in the printing and color colorful, light moisturizing. Through the color measurement instrument to measure value L*, a*, b* at the printing color, value a* of red glaze color is 57.28, showing a typical bright red color. In the overlay with other color ink-jet ink, emitting color is pure, rich color, wide color gamut, decorative effect and artistic beauty. The main indicators of the product test are as follows as table 5.

(21) TABLE-US-00005 TABLE 5 product quality test results Test item Standard requirement test result judgement Surface Center bending +0.5%, 0.3% 0.08~+0.1% qualified smoothness Warp degree 0.5% 0.06%~+0.1% Edge bending +0.5%, 0.3% 0.08%~+0.1% surface quality At least 95% of the brick qualified qualified has no obvious Crazing no glaze crack after the test qualified qualified Pollution More than 3 level 5 level qualified Family resistant More than GB level GA level qualified Swimming pool More than GB level GA level qualified Acid resistance Test classification for GLA level 3% HCl after 4D Alkali resistance Inspection and classification GLA level of KOH Thermal shock Test results after the test report No crack Internal A 1.0 0.5 qualified External A 1.3 0.8 qualified Soluble lead 20 mg/kg 9.62 qualified content Soluble 5 mg/kg 1.93 qualified cadmium content Friction 0.5 dry process 1.09 qualified coefficient

(22) The above stated is only preferable embodiments of the present invention, and it should be noted that the above preferable embodiments do not limit the present invention. The claimed scope of the present invention should be based on that defined by the claims. For a skilled person in this technical field, without departing from spirit and scope of the present invention, any improvement and amendment can be made, and these improvement and amendment should belong to the claimed scope of the present invention.