CN113087478B - Preparation process of high-strength non-fired ceramic - Google Patents
Preparation process of high-strength non-fired ceramic Download PDFInfo
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- CN113087478B CN113087478B CN202110375399.1A CN202110375399A CN113087478B CN 113087478 B CN113087478 B CN 113087478B CN 202110375399 A CN202110375399 A CN 202110375399A CN 113087478 B CN113087478 B CN 113087478B
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/10—Lime cements or magnesium oxide cements
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/10—Accelerators; Activators
- C04B2103/12—Set accelerators
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/60—Agents for protection against chemical, physical or biological attack
- C04B2103/67—Biocides
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/80—Optical properties, e.g. transparency or reflexibility
- C04B2111/82—Coloured materials
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Abstract
The invention discloses a preparation process of high-strength baking-free ceramic, which comprises the following steps: step one, hydrating; step two, reinforcement; step three, antibiosis; step four, mixing; step five, molding; step six, maintaining; the invention improves the impact strength of the non-fired ceramic by adding the reinforcing agent mixed by quartz sand, mica powder, wollastonite powder, asbestos powder and talcum powder, reduces the external force damage of the non-fired ceramic in the using process, avoids the problems of mouth breakage and cracking of the non-fired ceramic, is beneficial to the transportation and storage of the non-fired ceramic, improves the antibacterial capability of the non-fired ceramic by adding the antibacterial agent, inhibits the generation of microorganisms such as viruses and bacteria and the like, ensures the body health of personnel, improves the hardening speed of the non-fired ceramic by adding the coagulant aid, shortens the curing time of the non-fired ceramic, is easy to control the coagulation time, reduces the preparation difficulty of the non-fired ceramic and improves the yield of the non-fired ceramic.
Description
Technical Field
The invention relates to the technical field of non-fired ceramics, in particular to a preparation process of high-strength non-fired ceramics.
Background
The non-fired ceramic is prepared without high-temperature calcination, takes clay with high viscosity and strong plasticity as a main raw material, is a light material integrated by combining multiple materials, has the quality and performance between the quality and the performance of the traditional ceramic and the modern resin, and meets the current industrial requirements of energy conservation and emission reduction in the preparation process.
However, the conventional preparation process of the non-fired ceramic mostly has the following problems: firstly, the shock resistance is low, and the baking-free ceramic is easily damaged by external force in the using process, so that the problem of cracking or cracking of the baking-free ceramic is caused, and the transportation and the storage are not facilitated; secondly, the ceramic is not subjected to antibacterial treatment during preparation, the antibacterial capability of the ceramic body is insufficient, microorganisms such as viruses and bacteria are easily bred on the surface, the health of personnel is harmed, and certain potential safety hazards exist; thirdly, the hardening speed is slow, the curing time is long, the setting time is difficult to control, the preparation difficulty of the baking-free ceramic is inevitably increased, and the defective rate is high.
Disclosure of Invention
The invention aims to provide a preparation process of high-strength non-fired ceramic, which aims to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: a preparation process of high-strength unfired ceramic comprises the following steps: step one, hydrating; step two, reinforcement; step three, antibiosis; step four, mixing; step five, molding; step six, maintaining;
pouring the blank into a reaction kettle, slowly adding a proper amount of deionized water while stirring, and uniformly mixing to fully hydrate the blank to obtain slurry;
in the second step, the slurry obtained in the first step is poured into an ultrasonic dispersion machine, a proper amount of dispersing agent and reinforcing agent are added, and the reinforcing agent is completely dispersed in the slurry by utilizing ultrasonic wave oscillation to obtain the impact-resistant slurry;
in the third step, the anti-impact slurry obtained in the second step is poured into a stirrer, and a proper amount of antibacterial agent is added to be mixed and stirred uniformly to obtain antibacterial slurry;
in the fourth step, the antibacterial slurry obtained in the third step is poured into a vacuum stirrer, and a proper amount of coagulant aid, defoamer and colorant are added, and a sizing material is obtained after heating, stirring and dehumidifying;
pouring the sizing material obtained in the fourth step into a hot-pressing forming machine, injecting the sizing material into a prefabricated forming die, and performing hot pressing, cooling and condensation to obtain a green brick;
and step six, orderly stacking the green bricks obtained in the step five in a curing kiln by using a stacking machine, and carrying out heating, heat preservation and cooling treatment to obtain the high-strength baking-free ceramic.
According to the technical scheme, in the first step, the blank is formed by mixing albite, cement, opal, lime and tidal marsh mud, and the weight ratio of the albite, the cement, the opal, the lime and the tidal marsh mud is 1: 3: 2: 3: 1.
According to the technical scheme, in the second step, the reinforcing agent is formed by mixing quartz sand, mica powder, wollastonite powder, asbestos powder and talcum powder, and the weight ratio of the quartz sand to the mica powder to the diatomite to the asbestos powder to the talcum powder is 5: 3: 1: 3.
According to the technical scheme, in the third step, the antibacterial agent is formed by mixing copper oxalate, copper tungstate, phosphorus lime and zeolite foam, and the weight ratio of the copper oxalate, the copper tungstate, the phosphorus lime and the zeolite foam is 2: 1: 2: 5.
According to the technical scheme, in the fourth step, the coagulant aid is formed by mixing methylcellulose, seaweed gel, calcium chloride and propylene glycol alginate, and the weight ratio of the methylcellulose, the seaweed gel, the calcium chloride and the propylene glycol alginate is 1: 3: 2.
According to the technical scheme, in the fourth step, the defoaming agent is any one of polyoxyethylene polyoxypropylene pentaerythritol ether, polyoxyethylene polyoxypropylene amine ether, polyoxypropylene glycerol ether and polyoxyethylene fatty alcohol ether.
According to the technical scheme, in the fourth step, the colorant is any one or two of titanium dioxide, carbon black, chrome yellow, molybdenum cadmium red and cobalt blue.
According to the technical scheme, in the sixth step, the temperature of the curing kiln is raised to 70-80 ℃ for 7-10 hours, and the temperature of the curing kiln is lowered to 15-25 ℃.
Compared with the prior art, the invention has the following beneficial effects: according to the preparation process of the high-strength baking-free ceramic, the reinforcing agent formed by mixing the quartz sand, the mica powder, the wollastonite powder, the asbestos powder and the talcum powder is added, so that the impact strength of the baking-free ceramic is improved, the external force damage of the baking-free ceramic in the using process is reduced, the problems of mouth breakage and cracking of the baking-free ceramic are avoided, and the transportation and the storage of the baking-free ceramic are facilitated; by adding the antibacterial agent formed by mixing copper oxalate, copper tungstate, phosphor lime and zeolite, the antibacterial capability of the baking-free ceramic is improved, the generation of microorganisms such as viruses and bacteria is inhibited, and the baking-free ceramic is safe, environment-friendly and nontoxic and ensures the health of personnel; the coagulant aid formed by mixing the methylcellulose, the seaweed gel, the calcium chloride and the propylene glycol alginate is added, so that the hardening speed of the non-fired ceramic is improved, the curing time of the non-fired ceramic is shortened, the setting time is easy to control, the preparation difficulty of the non-fired ceramic is reduced, and the yield of the non-fired ceramic is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a process flow diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: a preparation process of high-strength unfired ceramic comprises the following steps: step one, hydrating; step two, reinforcement; step three, antibiosis; step four, mixing; step five, molding; step six, maintaining;
pouring the blank into a reaction kettle, wherein the blank is formed by mixing albite, cement, opal, lime and tidal marsh mud, the weight ratio of the albite to the cement to the opal to the lime to the tidal marsh mud is 1: 3: 2: 3: 1, slowly adding a proper amount of deionized water while stirring, and uniformly mixing to fully hydrate the blank to obtain slurry;
in the second step, the slurry obtained in the first step is poured into an ultrasonic dispersion machine, a proper amount of dispersing agent and reinforcing agent are added, the reinforcing agent is formed by mixing quartz sand, mica powder, wollastonite powder, asbestos powder and talcum powder, the weight ratio of the quartz sand to the mica powder to the diatomite to the asbestos powder to the talcum powder is 5: 3: 1: 3, and the reinforcing agent is completely dispersed in the slurry by utilizing ultrasonic wave oscillation to obtain the impact-resistant slurry;
pouring the anti-impact slurry obtained in the step two into a stirrer, adding a proper amount of an antibacterial agent, wherein the antibacterial agent is formed by mixing copper oxalate, copper tungstate, phosphorus lime and zeolite foam, the weight ratio of the copper oxalate to the copper tungstate to the phosphorus lime to the zeolite foam is 2: 1: 2: 5, and uniformly mixing and stirring to obtain antibacterial slurry;
pouring the antibacterial slurry obtained in the third step into a vacuum mixer, adding a proper amount of coagulant aid, defoaming agent and coloring agent, wherein the coagulant aid is formed by mixing methyl cellulose, seaweed gel, calcium chloride and propylene glycol alginate, the weight ratio of the methyl cellulose, the seaweed gel, the calcium chloride and the propylene glycol alginate is 1: 3: 2, the defoaming agent is any one of polyoxyethylene polyoxypropylene pentaerythritol ether, polyoxyethylene polyoxypropylene amine ether, polyoxypropylene glycerol ether and polyoxyethylene fatty alcohol ether, the coloring agent is any one or two of titanium dioxide, carbon black, chrome yellow, molybdenum cadmium red and cobalt blue, and heating, stirring and dehumidifying to obtain a sizing material;
pouring the sizing material obtained in the fourth step into a hot-pressing forming machine, injecting the sizing material into a prefabricated forming die, and performing hot pressing, cooling and condensation to obtain a green brick;
and step six, orderly stacking the green bricks obtained in the step five in a curing kiln by using a stacking machine, and carrying out heating, heat preservation and cooling treatment on the green bricks, wherein the heating temperature of the curing kiln is 70-80 ℃, the cooling temperature is 15-25 ℃ for 7-10 hours, and the high-strength baking-free ceramic is obtained.
Based on the above, the invention has the advantages that the invention improves the impact strength of the non-burnt ceramic, reduces the external force damage of the non-burnt ceramic in the using process, avoids the problems of mouth breaking and cracking of the non-burnt ceramic, is beneficial to the transportation and storage of the non-burnt ceramic by adding the reinforcing agent formed by mixing the quartz sand, the mica powder, the wollastonite powder, the asbestos powder and the talcum powder, improves the hardening speed of the non-burnt ceramic, shortens the curing time of the non-burnt ceramic, facilitates the mastering of the setting time, reduces the preparation difficulty of the non-burnt ceramic, improves the yield of the non-burnt ceramic, and simultaneously improves the antibacterial capacity of the non-burnt ceramic by adding the antibacterial agent formed by mixing the copper oxalate, the copper tungstate, the phosphorus lime and the zeolite, inhibits the generation of microorganisms such as viruses, bacteria and the like, safe, environment-friendly and nontoxic, and ensures the health of personnel.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A preparation process of high-strength unfired ceramic comprises the following steps: step one, hydrating; step two, reinforcement; step three, antibiosis; step four, mixing; step five, molding; step six, maintaining; the method is characterized in that:
pouring the blank into a reaction kettle, slowly adding a proper amount of deionized water while stirring, and uniformly mixing to fully hydrate the blank to obtain slurry;
in the second step, the slurry obtained in the first step is poured into an ultrasonic dispersion machine, a proper amount of dispersing agent and reinforcing agent are added, and the reinforcing agent is completely dispersed in the slurry by utilizing ultrasonic oscillation to obtain the impact-resistant slurry;
in the third step, the anti-impact slurry obtained in the second step is poured into a stirrer, and a proper amount of antibacterial agent is added to be mixed and stirred uniformly to obtain antibacterial slurry;
in the fourth step, the antibacterial slurry obtained in the third step is poured into a vacuum stirrer, and a proper amount of coagulant aid, defoamer and colorant are added, and a sizing material is obtained after heating, stirring and dehumidifying;
pouring the sizing material obtained in the fourth step into a hot-pressing forming machine, injecting the sizing material into a prefabricated forming die, and performing hot pressing, cooling and condensation to obtain a green brick;
in the sixth step, orderly stacking the green bricks obtained in the fifth step into a curing kiln by using a stacker crane, and carrying out heating, heat preservation and cooling treatment to obtain high-strength baking-free ceramic;
in the first step, the blank is formed by mixing albite, cement, opal, lime and tidal marsh mud, wherein the weight ratio of the albite to the cement to the opal to the lime to the tidal marsh mud is 1: 3: 2: 3: 1; in the second step, the reinforcing agent is formed by mixing quartz sand, mica powder, wollastonite powder, asbestos powder and talcum powder, and the weight ratio of the quartz sand to the mica powder to the diatomite to the asbestos powder to the talcum powder is 5: 3: 1: 3; in the third step, the antibacterial agent is formed by mixing copper oxalate, copper tungstate, phosphorus lime and zeolite foam, and the weight ratio of the copper oxalate, the copper tungstate, the phosphorus lime and the zeolite foam is 2: 1: 2: 5; in the fourth step, the coagulant aid is formed by mixing methylcellulose, seaweed gel, calcium chloride and propylene glycol alginate, and the weight ratio of the methylcellulose, the seaweed gel, the calcium chloride and the propylene glycol alginate is 1: 3: 2.
2. The process for preparing the high-strength unfired ceramic according to claim 1, wherein: in the fourth step, the defoaming agent is any one of polyoxyethylene polyoxypropylene pentaerythritol ether, polyoxyethylene polyoxypropylene amine ether, polyoxypropylene glycerol ether and polyoxyethylene fatty alcohol ether.
3. The process for preparing the high-strength unfired ceramic according to claim 1, wherein: in the fourth step, the colorant is any one or two of titanium dioxide, carbon black, chrome yellow, molybdenum cadmium red and cobalt blue.
4. The process for preparing the high-strength unfired ceramic according to claim 1, wherein: in the sixth step, the temperature of the curing kiln is raised to 70-80 ℃ for 7-10 hours, and the temperature of the curing kiln is lowered to 15-25 ℃.
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| CN1185179C (en) * | 2003-04-29 | 2005-01-19 | 张庆军 | Baking-free slag brick and method of making same |
| KR101636978B1 (en) * | 2014-12-19 | 2016-07-07 | 동명대학교산학협력단 | Manufacture of non-plastic highly purified water permeable concrete including Ilite and functional admixture |
| CN105152626A (en) * | 2015-10-12 | 2015-12-16 | 昊青薪材（北京）技术有限公司 | Technology for production of non-sintered ceramic through microwave maintenance of feldspath-quartz tailing |
| CN106313279A (en) * | 2016-08-19 | 2017-01-11 | 岳佐星 | Preparation method for baking-free bricks |
| CN109354473A (en) * | 2018-10-08 | 2019-02-19 | 贵州瑞泰实业有限公司 | A kind of preparation method of unburned environmentally protective water-permeable brick |
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Effective date of registration: 20230908 Address after: Shoushan Si Xiang Shoushan Si Dong Cun, Guantao County, Handan City, Hebei Province 057750 Patentee after: Guantao Heitao Culture Communication Co.,Ltd. Address before: No.146, Gongnong street, Guantao County, Handan City, Hebei Province Patentee before: Guantao County Taoshan heitao Technology Co.,Ltd. |