CN112919891A - Environment-friendly high-new powder material for ceramic roller and preparation method thereof - Google Patents
Environment-friendly high-new powder material for ceramic roller and preparation method thereof Download PDFInfo
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Abstract
The invention relates to an environment-friendly high-new powder material for a ceramic roller, which is prepared from the following raw materials in parts by weight: 100 parts of high-purity fused quartz powder, 20-50 parts of aluminum-doped zinc oxide, 25-35 parts of lanthanum strontium manganese oxide, 10-18 parts of titanium diboride, 20-30 parts of boron carbide, 5-8 parts of carbon black and 8-15 parts of aluminum oxide. The preparation method comprises the following steps: weighing the raw materials according to the weight parts of the formula, putting the raw materials into a planetary ball mill for ball milling for 4-5h, and drying to obtain mixed powder; then putting the mixture into a plasma activation calcining furnace for calcining for 1-2 h; the environment-friendly high-new powder material for the ceramic roller is obtained, and the powder material is a novel functional ceramic powder material and can be used as a powder material of a dielectric and piezoelectric complex-phase quartz ceramic roller; the multiphase quartz ceramic roller has the advantages of high temperature resistance, water vapor resistance, good dielectric property and piezoelectric property, stable phase structure, good uniformity, high compactness, stable and superior performance, and has great production benefit and practical value.
Description
Technical Field
The invention belongs to the technical field of ceramic rollers, and particularly relates to an environment-friendly high-new powder material for a ceramic roller and a preparation method thereof.
Background
The ceramic roller is a combined component consisting of a ceramic body, a bearing, a shaft and a plastic labyrinth seal ring, is a key part in the glass horizontal tempering furnace and is mainly used for bearing and conveying glass in the glass horizontal tempering furnace. The quartz ceramic roller adopts high-purity fused quartz as a raw material, and has the advantages of high volume density, high strength, small thermal expansion, good thermal shock stability, high dimensional precision, no deformation at high temperature, long service life and no pollution to glass. However, a large amount of pollutants are generated in the preparation process of the powder material, and if the pollutants are not properly treated, the pollutants can have great influence on the atmospheric environment. Influenced by environmental protection factors, the powder material industry speeds up the steps of energy conservation and emission reduction, and the way of energy conservation, environmental protection and low carbon emission is a non-returnable way.
Therefore, various aspects of obtaining environment-friendly and high-new powder materials for ceramic rollers are under discussion, such as improvement of the prior art and composition of various processes, improvement of the existing processes and equipment, production of high-value-added powder material products by more economical, more novel and environment-friendly means, upgrading of efficient detection and characterization technologies, and the like. The requirements of high and new technology on the performance and the processing technology of the functional powder material are high purity and ultra-fine, so that the functional powder material has excellent sound, light, electricity and magnetic properties, good dispersibility, adsorbability and reactivity, excellent reinforcing property and crystal structure stability in specific application. In addition, the adoption of more economical and efficient preparation methods and/or production processes is an important direction for the development of the technology for preparing the powder material for the ceramic roller.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide an environment-friendly high-new powder material for a ceramic roller and a preparation method thereof, the environment-friendly high-new powder material for the ceramic roller is a novel functional ceramic powder material and can be used as a powder material of a dielectric and piezoelectric complex phase quartz ceramic roller.
The technical scheme adopted by the invention is as follows: the invention provides an environment-friendly high-new powder material for a ceramic roller, which is prepared from the following raw materials in parts by weight:
100 parts of high-purity fused quartz powder
20-50 parts of aluminum-doped zinc oxide
25-35 parts of lanthanum strontium manganese oxide
10-18 parts of titanium diboride
20-30 parts of boron carbide
5-8 parts of carbon black
8-15 parts of alumina.
Preferably, the environment-friendly high-new powder material for the ceramic roller is prepared from the following raw materials in parts by weight:
100 parts of high-purity fused quartz powder
50 parts of aluminum-doped zinc oxide
32 parts of lanthanum strontium manganese oxide
15 portions of titanium diboride
26 parts of boron carbide
Carbon black 8 parts
10 parts of alumina.
Further, the aluminum-doped zinc oxide is prepared by a hydrothermal synthesis method.
Further, the preparation method of the aluminum-doped zinc oxide comprises the following steps: (a) adding absolute ethyl alcohol into a hydro-thermal synthesis reaction kettle, and slowly adding zinc nitrate and aluminum nitrate while stirring; (b) screwing down the hydro-thermal synthesis reaction kettle, putting the hydro-thermal synthesis reaction kettle into a drying oven, setting the temperature of the drying oven to be 90-120 ℃, and carrying out hydro-thermal reaction for 3 hours; (c) taking out the hydrothermal synthesis reaction kettle, cooling to room temperature, respectively cleaning reaction products by using absolute ethyl alcohol and deionized water, dissolving the reaction products in a small amount of deionized water, performing ultrasonic treatment for 20 minutes, and freeze-drying to obtain aluminum-doped zinc oxide nano powder; (d) calcining the aluminum-doped zinc oxide nano powder obtained in the step (c) for 3 hours in a hydrogen atmosphere at the temperature of 500-600 ℃.
Furthermore, the concentration of the zinc nitrate is 2-4mol/L, the concentration of the aluminum nitrate is 0.05-0.1mol/L, and the molar ratio of the aluminum nitrate to the zinc nitrate is 0.01: 1.
Further, the lanthanum strontium manganese oxide is a nano lanthanum strontium manganese oxide with a particle size of 30-50nm, and is prepared from raw materials including lanthanum oxide, strontium nitrate, manganese nitrate, nitric acid, polyethylene glycol and ammonia water.
Furthermore, the molar ratio of the lanthanum oxide to the strontium nitrate to the manganese nitrate is 0.3: 0.2: 1.
Further, the specific preparation method of the lanthanum strontium manganese oxide comprises the following steps: A. weighing lanthanum oxide, strontium nitrate and manganese nitrate, dissolving the lanthanum oxide in nitric acid with the concentration of 30-35%, wherein the molar ratio of the nitric acid to the lanthanum oxide is 2: 1; obtaining a solution, after the solution is clarified, sequentially adding strontium nitrate and manganese nitrate into the solution, stirring, and simultaneously adding polyethylene glycol, wherein the molar ratio of the polyethylene glycol to the nitric acid is 1: 2, so as to obtain a precursor solution; B. introducing ammonia water as a precipitator into a titration container, wherein the ammonia water is mixed with La3+、Sr2+、Mn2 +The molar ratio of the sum of the mole numbers of the metal ions is 1.05: 1; dropwise adding the ammonia water solution in the titration container into the precursor solution obtained in the step A, stirring at the rotation speed of 400-1000r/min, and precipitating at room temperature for 3-4 hours to obtain a suspension; C. putting the suspension obtained in the step B into a drying oven, and keeping the temperature at 80-90 ℃ until the suspension is completely precipitated; D. and (4) washing and drying the precipitate obtained in the step (C), and then carrying out heat treatment at 600-700 ℃ for 2-3 hours to obtain the powdery nano lanthanum strontium manganese oxide.
Further, the preparation method of the environment-friendly high-new powder material for the ceramic roller comprises the following steps: (1) weighing high-purity fused quartz powder, aluminum-doped zinc oxide, lanthanum strontium manganese oxide, boron carbide powder, titanium boride powder, amorphous carbon powder and alumina according to the weight parts of the formula, putting the materials into a planetary ball mill, adding absolute ethyl alcohol, setting the rotating speed of the ball mill to be 100-200r/min, and carrying out ball milling for 4-5h to obtain mixed slurry; (2) drying the mixed slurry obtained in the step (1) to obtain mixed powder; (3) placing the mixed powder into a plasma activation calcining furnace for calcining, wherein the calcining temperature is set to be 1000-1200 ℃; preserving the heat for 1-2 h; (4) cooling to room temperature to obtain the environment-friendly high-new powder material for the ceramic roller.
Furthermore, the environment-friendly high-new powder material for the ceramic roller can be used for preparing a complex phase quartz ceramic roller.
The complex phase quartz ceramic roller is prepared from the environment-friendly high-new powder material for the ceramic roller, and the preparation method of the complex phase quartz ceramic roller comprises the following steps: adding water into an environment-friendly high-new powder material for the ceramic roller to preliminarily process the environment-friendly high-new powder material into slurry, and conveying the slurry into a spray drying tower to carry out spray granulation treatment to obtain a blank for manufacturing the ceramic roller rod; adding a binder into the blank, mixing the binder and the blank, adding water, and stirring in a powerful stirrer to form pug, wherein the water content of the pug is controlled to be 10-18%; refining the mud through a direct-push type pug refiner to obtain mud strips; extruding and molding the mud strips in a direct-push plastic extruder to obtain a ceramic roller blank tube with an inner support; carrying out vertical drying treatment on the ceramic roller blank tube provided with the inner support; maintaining the pressure of the dried ceramic roller blank tube provided with the inner support for 30min under the pressure of 100-300 Mpa, and carrying out cold isostatic pressing process treatment; and removing the inner support from the ceramic roller rod blank pipe which is subjected to the cold isostatic pressing treatment and provided with the inner support, and then putting the ceramic roller rod blank pipe into a graphite vacuum sintering furnace for sintering, wherein the sintering temperature is 1500-1750 ℃, and the temperature is kept for 2-3h, so that the complex phase quartz ceramic roller is obtained.
The invention has the beneficial effects that: the invention provides an environment-friendly high-new powder material for a ceramic roller and a preparation method thereof, the environment-friendly high-new powder material for the ceramic roller is a novel functional ceramic powder material and can be used as a powder material of a dielectric and piezoelectric complex phase quartz ceramic roller, the process is simple, the controllability is strong, the cost is low, the production efficiency is high, and the environment is protected.
Detailed Description
The invention will be further elucidated by means of several specific examples, which are intended to be illustrative only and not limiting.
Example 1:
an environment-friendly high-new powder material for a ceramic roller is prepared from the following raw materials in parts by weight:
100 parts of high-purity fused quartz powder
50 parts of aluminum-doped zinc oxide
32 parts of lanthanum strontium manganese oxide
18 portions of titanium diboride
26 parts of boron carbide
Carbon black 8 parts
10 parts of alumina.
Further, the aluminum-doped zinc oxide is prepared by a hydrothermal synthesis method.
Further, the preparation method of the aluminum-doped zinc oxide comprises the following steps: (a) adding absolute ethyl alcohol into a hydro-thermal synthesis reaction kettle, and slowly adding zinc nitrate and aluminum nitrate while stirring; (b) screwing down the hydro-thermal synthesis reaction kettle, putting the hydro-thermal synthesis reaction kettle into a drying oven, setting the temperature of the drying oven to be 120 ℃, and carrying out hydro-thermal reaction for 3 hours; (c) taking out the hydrothermal synthesis reaction kettle, cooling to room temperature, respectively cleaning reaction products by using absolute ethyl alcohol and deionized water, dissolving the reaction products in a small amount of deionized water, performing ultrasonic treatment for 20 minutes, and freeze-drying to obtain aluminum-doped zinc oxide nano powder; (d) calcining the aluminum-doped zinc oxide nano powder obtained in the step (c) for 3 hours in a hydrogen atmosphere at the temperature of 600 ℃.
Furthermore, the concentration of the zinc nitrate is 2mol/L, the concentration of the aluminum nitrate is 0.05mol/L, and the molar ratio of the aluminum nitrate to the zinc nitrate is 0.025: 1.
Further, the lanthanum strontium manganese oxide is a nano lanthanum strontium manganese oxide with a particle size of 30-50nm, and is prepared from raw materials including lanthanum oxide, strontium nitrate, manganese nitrate, nitric acid, polyethylene glycol and ammonia water.
Furthermore, the molar ratio of the lanthanum oxide to the strontium nitrate to the manganese nitrate is 0.3: 0.2: 1.
Further, the specific preparation method of the lanthanum strontium manganese oxide comprises the following steps: A. weighing oxygenDissolving lanthanum, strontium nitrate and manganese nitrate, dissolving lanthanum oxide in nitric acid with the concentration of 30-35%, wherein the molar ratio of the nitric acid to the lanthanum oxide is 2: 1; obtaining a solution, after the solution is clarified, sequentially adding strontium nitrate and manganese nitrate into the solution, stirring, and simultaneously adding polyethylene glycol, wherein the molar ratio of the polyethylene glycol to the nitric acid is 1: 2, so as to obtain a precursor solution; B. introducing ammonia water as a precipitator into a titration container, wherein the ammonia water is mixed with La3+、Sr2+、Mn2 +The molar ratio of the sum of the mole numbers of the metal ions is 1.05: 1; dropwise adding the ammonia water solution in the titration container into the precursor solution obtained in the step A, stirring at the rotation speed of 800r/min, and precipitating at room temperature for 4 hours to obtain a suspension; C. putting the suspension obtained in the step B into a drying box, and keeping the temperature at 85 ℃ until the suspension is completely precipitated; D. and (4) washing and drying the precipitate obtained in the step (C), and then carrying out heat treatment at 650 ℃ for 2.5 hours to obtain the powdery nano lanthanum strontium manganese oxide.
Further, the preparation method of the environment-friendly high-new powder material for the ceramic roller comprises the following steps: (1) weighing high-purity fused quartz powder, aluminum-doped zinc oxide, lanthanum strontium manganese oxide, boron carbide powder, titanium boride powder, amorphous carbon powder and alumina according to the weight parts of the formula, putting the materials into a planetary ball mill, adding absolute ethyl alcohol, setting the rotating speed of the ball mill to be 200r/min, and carrying out ball milling for 4 hours to obtain mixed slurry; (2) drying the mixed slurry obtained in the step (1) to obtain mixed powder; (3) placing the mixed powder into a plasma activation calcining furnace for calcining, wherein the calcining temperature is set to 1200 ℃; preserving the heat for 1.5 h; (4) cooling to room temperature to obtain the environment-friendly high-new powder material for the ceramic roller.
Furthermore, the environment-friendly high-new powder material for the ceramic roller can be used for preparing a complex phase quartz ceramic roller.
The complex phase quartz ceramic roller is prepared from the environment-friendly high-new powder material for the ceramic roller, and the preparation method of the complex phase quartz ceramic roller comprises the following steps: adding water into an environment-friendly high-new powder material for the ceramic roller to preliminarily process the environment-friendly high-new powder material into slurry, and conveying the slurry into a spray drying tower to carry out spray granulation treatment to obtain a blank for manufacturing the ceramic roller rod; adding a binder into the blank, mixing the binder and the blank, adding water, and stirring in a powerful stirrer to form pug, wherein the water content of the pug is controlled to be 10-18%; refining the mud through a direct-push type pug refiner to obtain mud strips; extruding and molding the mud strips in a direct-push plastic extruder to obtain a ceramic roller blank tube with an inner support; carrying out vertical drying treatment on the ceramic roller blank tube provided with the inner support; maintaining the pressure of the dried ceramic roller blank tube provided with the inner support for 15min under the pressure of 200Mpa, and carrying out cold isostatic pressing process treatment; and removing the inner support from the ceramic roller blank pipe which is subjected to the cold isostatic pressing treatment and provided with the inner support, and then putting the ceramic roller blank pipe into a graphite vacuum sintering furnace for sintering, wherein the sintering temperature is 1750 ℃, and the temperature is kept for 2 hours to obtain the complex phase quartz ceramic roller.
The performance characterization result of the obtained environment-friendly high-new powder material for the ceramic roller is as follows: the melting temperature was 2650 ℃ and the dielectric constant (real part) was 52 and the dielectric constant (imaginary part) was 196 at 300K. The obtained complex phase quartz ceramic roller has the real density of 6.93g/cm3The apparent density is 0.67 g/cm3. The obtained complex phase quartz ceramic roller has the advantages of high temperature resistance, water vapor resistance, good dielectric property and piezoelectric property, stable phase structure, good uniformity, high compactness and stable and superior performance.
Example 2:
an environment-friendly high-new powder material for a ceramic roller is prepared from the following raw materials in parts by weight:
100 parts of high-purity fused quartz powder
40 parts of aluminum-doped zinc oxide
25 parts of lanthanum strontium manganese oxide
15 portions of titanium diboride
20 portions of boron carbide
Carbon black 5 parts
15 parts of alumina.
Further, the aluminum-doped zinc oxide is prepared by a hydrothermal synthesis method.
Further, the preparation method of the aluminum-doped zinc oxide comprises the following steps: (a) adding absolute ethyl alcohol into a hydro-thermal synthesis reaction kettle, and slowly adding zinc nitrate and aluminum nitrate while stirring; (b) screwing down the hydro-thermal synthesis reaction kettle, putting the hydro-thermal synthesis reaction kettle into an oven, setting the temperature of the oven to be 100 ℃, and carrying out hydro-thermal reaction for 3 hours; (c) taking out the hydrothermal synthesis reaction kettle, cooling to room temperature, respectively cleaning reaction products by using absolute ethyl alcohol and deionized water, dissolving the reaction products in a small amount of deionized water, performing ultrasonic treatment for 20 minutes, and freeze-drying to obtain aluminum-doped zinc oxide nano powder; (d) calcining the aluminum-doped zinc oxide nano powder obtained in the step (c) for 3 hours in a hydrogen atmosphere at the temperature of 550 ℃.
Furthermore, the concentration of the zinc nitrate is 3mol/L, the concentration of the aluminum nitrate is 0.03mol/L, and the molar ratio of the aluminum nitrate to the zinc nitrate is 0.01: 1.
Further, the lanthanum strontium manganese oxide is a nano lanthanum strontium manganese oxide with a particle size of 30-50nm, and is prepared from raw materials including lanthanum oxide, strontium nitrate, manganese nitrate, nitric acid, polyethylene glycol and ammonia water.
Furthermore, the molar ratio of the lanthanum oxide to the strontium nitrate to the manganese nitrate is 0.3: 0.2: 1.
Further, the specific preparation method of the lanthanum strontium manganese oxide comprises the following steps: A. weighing lanthanum oxide, strontium nitrate and manganese nitrate, dissolving the lanthanum oxide in nitric acid with the concentration of 30-35%, wherein the molar ratio of the nitric acid to the lanthanum oxide is 2: 1; obtaining a solution, after the solution is clarified, sequentially adding strontium nitrate and manganese nitrate into the solution, stirring, and simultaneously adding polyethylene glycol, wherein the molar ratio of the polyethylene glycol to the nitric acid is 1: 2, so as to obtain a precursor solution; B. introducing ammonia water as a precipitator into a titration container, wherein the ammonia water is mixed with La3+、Sr2+、Mn2 +The molar ratio of the sum of the mole numbers of the metal ions is 1.05: 1; dropwise adding the ammonia water solution in the titration container into the precursor solution obtained in the step A, stirring at the rotation speed of 400r/min, and precipitating at room temperature for 3.5 hours to obtain a suspension; C. obtained in step BPutting the suspension into a drying box, and keeping the temperature at 90 ℃ until the suspension is completely precipitated; D. and (4) washing and drying the precipitate obtained in the step (C), and then carrying out heat treatment at 700 ℃ for 2 hours to obtain the powdery nano lanthanum strontium manganese oxide.
Further, the preparation method of the environment-friendly high-new powder material for the ceramic roller comprises the following steps: (1) weighing high-purity fused quartz powder, aluminum-doped zinc oxide, lanthanum strontium manganese oxide, boron carbide powder, titanium boride powder, amorphous carbon powder and alumina according to the weight parts of the formula, putting the materials into a planetary ball mill, adding absolute ethyl alcohol, setting the rotating speed of the ball mill to be 100r/min, and carrying out ball milling for 5 hours to obtain mixed slurry; (2) drying the mixed slurry obtained in the step (1) to obtain mixed powder; (3) placing the mixed powder into a plasma activation calcining furnace for calcining, wherein the calcining temperature is set to be 1000 ℃; preserving the heat for 1 h; (4) cooling to room temperature to obtain the environment-friendly high-new powder material for the ceramic roller.
Furthermore, the environment-friendly high-new powder material for the ceramic roller can be used for preparing a complex phase quartz ceramic roller.
The complex phase quartz ceramic roller is prepared from the environment-friendly high-new powder material for the ceramic roller, and the preparation method of the complex phase quartz ceramic roller comprises the following steps: adding water into an environment-friendly high-new powder material for the ceramic roller to preliminarily process the environment-friendly high-new powder material into slurry, and conveying the slurry into a spray drying tower to carry out spray granulation treatment to obtain a blank for manufacturing the ceramic roller rod; adding a binder into the blank, mixing the binder and the blank, adding water, and stirring in a powerful stirrer to form pug, wherein the water content of the pug is controlled to be 10-18%; refining the mud through a direct-push type pug refiner to obtain mud strips; extruding and molding the mud strips in a direct-push plastic extruder to obtain a ceramic roller blank tube with an inner support; carrying out vertical drying treatment on the ceramic roller blank tube provided with the inner support; maintaining the pressure of the dried ceramic roller blank tube provided with the inner support for 30min under the pressure of 100Mpa, and carrying out cold isostatic pressing process treatment; and (3) removing the inner support from the ceramic roller blank pipe which is subjected to the cold isostatic pressing and is provided with the inner support, and then putting the ceramic roller blank pipe into a graphite vacuum sintering furnace for sintering, wherein the sintering temperature is 1600 ℃, and the temperature is kept for 2.5 hours to obtain the complex phase quartz ceramic roller.
The performance characterization result of the obtained environment-friendly high-new powder material for the ceramic roller is as follows: the melting temperature was 2520 ℃ and the dielectric constant (real part) was 43 and the dielectric constant (imaginary part) was 194 at 300K. The obtained complex-phase quartz ceramic roller has the real density of 6.82g/cm3The apparent density is 0.63g/cm3. The obtained complex phase quartz ceramic roller has the advantages of high temperature resistance, water vapor resistance, good dielectric property and piezoelectric property, stable phase structure, good uniformity, high compactness and stable and superior performance.
Example 3:
an environment-friendly high-new powder material for a ceramic roller is prepared from the following raw materials in parts by weight:
100 parts of high-purity fused quartz powder
30 parts of aluminum-doped zinc oxide
35 parts of lanthanum strontium manganese oxide
10 portions of titanium diboride
30 portions of boron carbide
Carbon black 6 parts
8 parts of alumina.
Further, the aluminum-doped zinc oxide is prepared by a hydrothermal synthesis method.
Further, the preparation method of the aluminum-doped zinc oxide comprises the following steps: (a) adding absolute ethyl alcohol into a hydro-thermal synthesis reaction kettle, and slowly adding zinc nitrate and aluminum nitrate while stirring; (b) screwing down the hydro-thermal synthesis reaction kettle, putting the hydro-thermal synthesis reaction kettle into a drying oven, setting the temperature of the drying oven to be 110 ℃, and carrying out hydro-thermal reaction for 3 hours; (c) taking out the hydrothermal synthesis reaction kettle, cooling to room temperature, respectively cleaning reaction products by using absolute ethyl alcohol and deionized water, dissolving the reaction products in a small amount of deionized water, performing ultrasonic treatment for 20 minutes, and freeze-drying to obtain aluminum-doped zinc oxide nano powder; (d) calcining the aluminum-doped zinc oxide nano powder obtained in the step (c) for 3 hours in a hydrogen atmosphere at the temperature of 500 ℃.
Furthermore, the concentration of the zinc nitrate is 4mol/L, the concentration of the aluminum nitrate is 0.08mol/L, and the molar ratio of the aluminum nitrate to the zinc nitrate is 0.01: 1.
Further, the lanthanum strontium manganese oxide is a nano lanthanum strontium manganese oxide with a particle size of 30-50nm, and is prepared from raw materials including lanthanum oxide, strontium nitrate, manganese nitrate, nitric acid, polyethylene glycol and ammonia water.
Furthermore, the molar ratio of the lanthanum oxide to the strontium nitrate to the manganese nitrate is 0.3: 0.2: 1.
Further, the specific preparation method of the lanthanum strontium manganese oxide comprises the following steps: A. weighing lanthanum oxide, strontium nitrate and manganese nitrate, dissolving the lanthanum oxide in nitric acid with the concentration of 30-35%, wherein the molar ratio of the nitric acid to the lanthanum oxide is 2: 1; obtaining a solution, after the solution is clarified, sequentially adding strontium nitrate and manganese nitrate into the solution, stirring, and simultaneously adding polyethylene glycol, wherein the molar ratio of the polyethylene glycol to the nitric acid is 1: 2, so as to obtain a precursor solution; B. introducing ammonia water as a precipitator into a titration container, wherein the ammonia water is mixed with La3+、Sr2+、Mn2 +The molar ratio of the sum of the mole numbers of the metal ions is 1.05: 1; dropwise adding the ammonia water solution in the titration container into the precursor solution obtained in the step A, stirring at the rotation speed of 1200r/min, and precipitating at room temperature for 3 hours to obtain a suspension; C. putting the suspension obtained in the step B into a drying box, and keeping the temperature at 80 ℃ until the suspension is completely precipitated; D. and (4) washing and drying the precipitate obtained in the step (C), and then carrying out heat treatment at 600 ℃ for 3 hours to obtain the powdery nano lanthanum strontium manganese oxide.
Further, the preparation method of the environment-friendly high-new powder material for the ceramic roller comprises the following steps: (1) weighing high-purity fused quartz powder, aluminum-doped zinc oxide, lanthanum strontium manganese oxide, boron carbide powder, titanium boride powder, amorphous carbon powder and alumina according to the weight parts of the formula, putting the materials into a planetary ball mill, adding absolute ethyl alcohol, setting the rotating speed of the ball mill to be 180r/min, and carrying out ball milling for 4.5 hours to obtain mixed slurry; (2) drying the mixed slurry obtained in the step (1) to obtain mixed powder; (3) placing the mixed powder into a plasma activation calcining furnace for calcining, wherein the calcining temperature is set to be 1100 ℃; preserving the heat for 2 hours; (4) cooling to room temperature to obtain the environment-friendly high-new powder material for the ceramic roller.
Furthermore, the environment-friendly high-new powder material for the ceramic roller can be used for preparing a complex phase quartz ceramic roller.
The complex phase quartz ceramic roller is prepared from the environment-friendly high-new powder material for the ceramic roller, and the preparation method of the complex phase quartz ceramic roller comprises the following steps: adding water into an environment-friendly high-new powder material for the ceramic roller to preliminarily process the environment-friendly high-new powder material into slurry, and conveying the slurry into a spray drying tower to carry out spray granulation treatment to obtain a blank for manufacturing the ceramic roller rod; adding a binder into the blank, mixing the binder and the blank, adding water, and stirring in a powerful stirrer to form pug, wherein the water content of the pug is controlled to be 10-18%; refining the mud through a direct-push type pug refiner to obtain mud strips; extruding and molding the mud strips in a direct-push plastic extruder to obtain a ceramic roller blank tube with an inner support; carrying out vertical drying treatment on the ceramic roller blank tube provided with the inner support; maintaining the pressure of the dried ceramic roller blank tube provided with the inner support for 10min under the pressure of 300Mpa, and carrying out cold isostatic pressing process treatment; and (3) removing the inner support from the ceramic roller blank pipe which is subjected to the cold isostatic pressing and is provided with the inner support, then placing the ceramic roller blank pipe into a graphite vacuum sintering furnace for sintering, wherein the sintering temperature is 1500 ℃, and preserving heat for 3 hours to obtain the complex phase quartz ceramic roller.
The performance characterization result of the obtained environment-friendly high-new powder material for the ceramic roller is as follows: the melting temperature was 2630 ℃ and the dielectric constant (real part) was 47 and the dielectric constant (imaginary part) was 195 at 300K. The obtained complex phase quartz ceramic roller has the real density of 6.74g/cm3The apparent density was 0.61 g/cm3. The obtained complex phase quartz ceramic roller has the advantages of high temperature resistance, water vapor resistance, good dielectric property and piezoelectric property, stable phase structure, good uniformity, high compactness and stable and superior performance.
In the above embodiments 1 to 3, the dielectric properties of the environment-friendly and high-tech powder material for ceramic rollers are measured by using a dielectric temperature spectrometer, the test fixture is designed according to the international standard astm d150 method, and the parallel plate electrode principle is adopted, and the test electrode is composed of an upper electrode, a lower electrode and a guard electrode. The upper electrode and the lower electrode have good concentricity and parallelism, and the protective electrode can reduce the influence of ambient air capacitance, so that the test data is more accurate and reliable. Preparing a sample before testing, wherein the prepared sample is disc-shaped, and electrodes are plated on two sides of the prepared sample; the size is 20mm in diameter (the diameter of the electrode is 26.8 mm), and the thickness is 5 mm; the surface of the sample needs to be flat and smooth to ensure good contact with the parallel electrodes.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.
Claims (10)
1. The environment-friendly high-new powder material for the ceramic roller is characterized in that: the environment-friendly high-new powder material for the ceramic roller is prepared from the following raw materials in parts by weight:
100 parts of high-purity fused quartz powder
20-50 parts of aluminum-doped zinc oxide
25-35 parts of lanthanum strontium manganese oxide
10-18 parts of titanium diboride
20-30 parts of boron carbide
5-8 parts of carbon black
8-15 parts of alumina.
2. The environment-friendly high-new powder material for the ceramic roller as claimed in claim 1, wherein: the environment-friendly high-new powder material for the ceramic roller is prepared from the following raw materials in parts by weight:
100 parts of high-purity fused quartz powder
50 parts of aluminum-doped zinc oxide
32 parts of lanthanum strontium manganese oxide
15 portions of titanium diboride
26 parts of boron carbide
Carbon black 8 parts
10 parts of alumina.
3. The environment-friendly high-new powder material for the ceramic roller as claimed in claim 1, wherein: the aluminum-doped zinc oxide is prepared by a hydrothermal synthesis method.
4. The environment-friendly high-new powder material for the ceramic roller as claimed in claim 3, wherein: the preparation method of the aluminum-doped zinc oxide comprises the following steps: (a) adding absolute ethyl alcohol into a hydro-thermal synthesis reaction kettle, and slowly adding zinc nitrate and aluminum nitrate while stirring; (b) screwing down the hydro-thermal synthesis reaction kettle, putting the hydro-thermal synthesis reaction kettle into a drying oven, setting the temperature of the drying oven to be 90-120 ℃, and carrying out hydro-thermal reaction for 3 hours; (c) taking out the hydrothermal synthesis reaction kettle, cooling to room temperature, respectively cleaning reaction products by using absolute ethyl alcohol and deionized water, dissolving the reaction products in a small amount of deionized water, performing ultrasonic treatment for 20 minutes, and freeze-drying to obtain aluminum-doped zinc oxide nano powder; (d) calcining the aluminum-doped zinc oxide nano powder obtained in the step (c) for 3 hours in a hydrogen atmosphere at the temperature of 500-600 ℃.
5. The environment-friendly high-new powder material for the ceramic roller as claimed in claim 4, wherein: the concentration of the zinc nitrate is 2-4mol/L, the concentration of the aluminum nitrate is 0.05-0.1mol/L, and the molar ratio of the aluminum nitrate to the zinc nitrate is 0.01-0.025: 1.
6. The environment-friendly high-new powder material for the ceramic roller as claimed in claim 1, wherein: the lanthanum strontium manganese oxide is a nano lanthanum strontium manganese oxide with the particle size of 30-50nm, and is prepared from raw materials including lanthanum oxide, strontium nitrate, manganese nitrate, nitric acid, polyethylene glycol and ammonia water.
7. The environment-friendly high-new powder material for the ceramic roller as claimed in claim 6, wherein: the molar ratio of lanthanum oxide, strontium nitrate and manganese nitrate is 0.3: 0.2: 1.
8. The environment-friendly high-new powder material for the ceramic roller as claimed in claim 7, wherein: the specific preparation method of the lanthanum strontium manganese oxide comprises the following steps: A. weighing lanthanum oxide, strontium nitrate and manganese nitrate, dissolving the lanthanum oxide in nitric acid with the concentration of 30-35%, wherein the molar ratio of the nitric acid to the lanthanum oxide is 2: 1; obtaining a solution, after the solution is clarified, sequentially adding strontium nitrate and manganese nitrate into the solution, stirring, and simultaneously adding polyethylene glycol, wherein the molar ratio of the polyethylene glycol to the nitric acid is 1: 2, so as to obtain a precursor solution; B. introducing ammonia water as a precipitator into a titration container, wherein the ammonia water is mixed with La3+、Sr2+、Mn2+The molar ratio of the sum of the mole numbers of the metal ions is 1.05: 1; dropwise adding the ammonia water solution in the titration container into the precursor solution obtained in the step A, stirring at the rotation speed of 400-1000r/min, and precipitating at room temperature for 3-4 hours to obtain a suspension; C. putting the suspension obtained in the step B into a drying oven, and keeping the temperature at 80-90 ℃ until the suspension is completely precipitated; D. and (4) washing and drying the precipitate obtained in the step (C), and then carrying out heat treatment at 600-700 ℃ for 2-3 hours to obtain the powdery nano lanthanum strontium manganese oxide.
9. The method for preparing the environment-friendly high-new powder material for the ceramic roller according to any one of claims 1 to 8, characterized in that: the method comprises the following steps:
(1) weighing high-purity fused quartz powder, aluminum-doped zinc oxide, lanthanum strontium manganese oxide, boron carbide powder, titanium boride powder, amorphous carbon powder and alumina according to the weight parts of the formula, putting the materials into a planetary ball mill, adding absolute ethyl alcohol, setting the rotating speed of the ball mill to be 100-200r/min, and carrying out ball milling for 4-5h to obtain mixed slurry; (2) drying the mixed slurry obtained in the step (1) to obtain mixed powder; (3) placing the mixed powder into a plasma activation calcining furnace for calcining, wherein the calcining temperature is set to be 1000-1200 ℃; preserving the heat for 1-2 h; (4) cooling to room temperature to obtain the environment-friendly high-new powder material for the ceramic roller.
10. A multiphase quartz ceramic roller is characterized in that: the environment-friendly high-new powder material for the ceramic roller is prepared from any one of claims 1 to 9, and the preparation method of the complex phase quartz ceramic roller comprises the following steps: adding water into an environment-friendly high-new powder material for the ceramic roller to preliminarily process the environment-friendly high-new powder material into slurry, and conveying the slurry into a spray drying tower to carry out spray granulation treatment to obtain a blank for manufacturing the ceramic roller rod; adding a binder into the blank, mixing the binder and the blank, adding water, and stirring in a powerful stirrer to form pug, wherein the water content of the pug is controlled to be 10-18%; refining the mud through a direct-push type pug refiner to obtain mud strips; extruding and molding the mud strips in a direct-push plastic extruder to obtain a ceramic roller blank tube with an inner support; carrying out vertical drying treatment on the ceramic roller blank tube provided with the inner support; maintaining the pressure of the dried ceramic roller blank tube provided with the inner support for 30min under the pressure of 100-300 Mpa, and carrying out cold isostatic pressing process treatment; and removing the inner support from the ceramic roller rod blank pipe which is subjected to the cold isostatic pressing treatment and provided with the inner support, and then putting the ceramic roller rod blank pipe into a graphite vacuum sintering furnace for sintering, wherein the sintering temperature is 1500-1750 ℃, and the temperature is kept for 2-3h, so that the complex phase quartz ceramic roller is obtained.
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---|---|---|---|---|
CN115381143A (en) * | 2022-08-17 | 2022-11-25 | 江苏富乐华功率半导体研究院有限公司 | Electronic cigarette ceramic heating sheet based on magnetron sputtering process and preparation method thereof |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101224907A (en) * | 2008-01-04 | 2008-07-23 | 西南交通大学 | Method for preparing nano lanthanum-strontium-manganese oxide |
CN101286375A (en) * | 2008-05-30 | 2008-10-15 | 中国科学院长春应用化学研究所 | Conductive compound material and method for making same |
CN101555136A (en) * | 2009-05-20 | 2009-10-14 | 南京工业大学 | Titanium silicide carbon/titanium diboride-titanium carbide compound material and preparation method thereof |
CN102863226A (en) * | 2011-07-07 | 2013-01-09 | 佛山市南海金刚新材料有限公司 | Preparation process of ceramic roller rod |
CN106810224A (en) * | 2015-11-29 | 2017-06-09 | 徐州康纳陶瓷科技有限公司 | A kind of solar energy high temperature resistance and high strength radiates the production method of light roller |
CN106977205A (en) * | 2017-03-31 | 2017-07-25 | 武汉理工大学 | A kind of preparation method of lanthanum strontium manganese oxygen/zinc oxide aluminum complex phase ceramic |
CN106986649A (en) * | 2017-03-30 | 2017-07-28 | 山东宝纳新材料有限公司 | A kind of high-performance SiC/W cermet combining nozzles and preparation method thereof |
CN108484171A (en) * | 2018-04-08 | 2018-09-04 | 北京理工大学 | A kind of boron carbide-titanium boride diphase ceramic material and its pressureless sintering preparation method |
CN108610029A (en) * | 2016-12-10 | 2018-10-02 | 徐州康纳高新材料科技有限公司 | A kind of production method of glass horizontal annealing furnace Quartz Ceramic Roller |
CN111377719A (en) * | 2020-02-28 | 2020-07-07 | 徐州华焰特种陶瓷有限公司 | Production process of corrosion-resistant and heat-resistant quartz ceramic roller way |
CN111574235A (en) * | 2020-04-29 | 2020-08-25 | 新沂市正达高新石英材料有限公司 | High-temperature-resistant quartz ceramic roller and preparation method thereof |
-
2021
- 2021-03-02 CN CN202110228300.5A patent/CN112919891A/en active Pending
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101224907A (en) * | 2008-01-04 | 2008-07-23 | 西南交通大学 | Method for preparing nano lanthanum-strontium-manganese oxide |
CN101286375A (en) * | 2008-05-30 | 2008-10-15 | 中国科学院长春应用化学研究所 | Conductive compound material and method for making same |
CN101555136A (en) * | 2009-05-20 | 2009-10-14 | 南京工业大学 | Titanium silicide carbon/titanium diboride-titanium carbide compound material and preparation method thereof |
CN102863226A (en) * | 2011-07-07 | 2013-01-09 | 佛山市南海金刚新材料有限公司 | Preparation process of ceramic roller rod |
CN106810224A (en) * | 2015-11-29 | 2017-06-09 | 徐州康纳陶瓷科技有限公司 | A kind of solar energy high temperature resistance and high strength radiates the production method of light roller |
CN108610029A (en) * | 2016-12-10 | 2018-10-02 | 徐州康纳高新材料科技有限公司 | A kind of production method of glass horizontal annealing furnace Quartz Ceramic Roller |
CN106986649A (en) * | 2017-03-30 | 2017-07-28 | 山东宝纳新材料有限公司 | A kind of high-performance SiC/W cermet combining nozzles and preparation method thereof |
CN106977205A (en) * | 2017-03-31 | 2017-07-25 | 武汉理工大学 | A kind of preparation method of lanthanum strontium manganese oxygen/zinc oxide aluminum complex phase ceramic |
CN108484171A (en) * | 2018-04-08 | 2018-09-04 | 北京理工大学 | A kind of boron carbide-titanium boride diphase ceramic material and its pressureless sintering preparation method |
CN111377719A (en) * | 2020-02-28 | 2020-07-07 | 徐州华焰特种陶瓷有限公司 | Production process of corrosion-resistant and heat-resistant quartz ceramic roller way |
CN111574235A (en) * | 2020-04-29 | 2020-08-25 | 新沂市正达高新石英材料有限公司 | High-temperature-resistant quartz ceramic roller and preparation method thereof |
Non-Patent Citations (1)
Title |
---|
徐文峰,廖晓玲: "《实验设计与数据处理 理论与实践》", 28 February 2019, 冶金工业出版社 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115381143A (en) * | 2022-08-17 | 2022-11-25 | 江苏富乐华功率半导体研究院有限公司 | Electronic cigarette ceramic heating sheet based on magnetron sputtering process and preparation method thereof |
CN115381143B (en) * | 2022-08-17 | 2023-11-17 | 江苏富乐华功率半导体研究院有限公司 | Electronic cigarette ceramic heating sheet based on magnetron sputtering technology and preparation method thereof |
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