CN111348895A - Lepidolite tailing once-sintered ceramic foam belt microcrystal decorative integrated board - Google Patents

Lepidolite tailing once-sintered ceramic foam belt microcrystal decorative integrated board Download PDF

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CN111348895A
CN111348895A CN202010266699.1A CN202010266699A CN111348895A CN 111348895 A CN111348895 A CN 111348895A CN 202010266699 A CN202010266699 A CN 202010266699A CN 111348895 A CN111348895 A CN 111348895A
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parts
decorative
microcrystal
ceramic foam
lepidolite
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李异洪
张强金
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Jiangxi Dingsheng New Material Technology Co ltd
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Jiangxi Dingsheng New Material Technology Co ltd
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Abstract

The invention discloses a lepidolite tailing once-sintered ceramic foam belt microcrystal decorative integrated board, which is characterized in that ceramic foam material fine powder is made into a ceramic foam substrate at high temperature and sintered on the substrate to form a decorative microcrystal surface layer, wherein the ceramic foam material fine powder comprises the following components: 102-118 parts of lepidolite tailings, 92-98 parts of modified clay, 2-10 parts of bone glue powder, 2-4 parts of nano boron fiber, 12-16 parts of zirconium silicate, 26-38 parts of industrial solid waste, 3-6 parts of dolomite, 22-28 parts of quartz powder, 3-6 parts of volcanic rock, 1-6 parts of graphene, 3-7 parts of nano titanium dioxide, 11-14 parts of calcite, 9-10 parts of calcined talc, 6-8 parts of calcined kaolin, 6-8 parts of chromium oxide, 3-5 parts of foaming agent and 1-2 parts of toner.

Description

Lepidolite tailing once-sintered ceramic foam belt microcrystal decorative integrated board
Technical Field
The invention belongs to the technical field of building engineering materials, and particularly relates to a lepidolite tailing once-sintered ceramic foam belt microcrystal decorative integrated plate and a preparation method thereof.
Background
The lithium tailings are narrow in utilization path, can have certain influence on environmental pollution, and explore the environment-friendly building materials prepared from the lithium tailings to improve the living environment of residents in order to comply with the basic principle of energy conservation and sustainable development of China, so that the utilization rate of mineral resources is improved.
The microcrystal foaming wall material is one green environment protecting wall material, and is one kind of light high strength composite solid material with countless small homogeneously communicated or sealed pores and crystal phase in specific structure and shape distributed inside the glass body, and has the excellent performance of maintaining temperature, insulating heat, absorbing sound, preventing moisture, preventing fire, etc. Compared with the traditional brick, the brick has the advantages of light weight, high strength, heat insulation, sound absorption, noise prevention and the like, belongs to energy-saving and environment-friendly materials, greatly improves the quality of buildings, reduces the dead weight, reduces the construction cost of the building foundation, and is the most ideal substitute material at present.
Patent CN201410816758.2 utilizes tailings to produce microcrystalline foamed wall blocks, which uses tailings microcrystalline composite material to make a layer of decorative surface layer on the tailings microcrystalline foamed substrate by sintering, although the decorative surface layer has multiple functions of high strength, fire resistance, heat preservation, heat insulation, moisture resistance, water resistance, decoration, light weight, weather resistance, environmental protection, etc., the color difference of the plate is large, it is difficult to meet specific architectural decoration requirements, and the crack resistance of the plate needs to be improved, so the application scenario has certain limitations.
Disclosure of Invention
The invention provides a lepidolite tailing once-sintered ceramic foam belt microcrystal decorative integrated plate which can meet the specific color requirement of a decorative surface of a building material, is consistent in color, high in crack resistance and long in service life, reduces firing temperature, shortens firing period and correspondingly reduces energy consumption.
In order to achieve the purpose, the invention provides a lepidolite tailing once-sintered ceramic foam belt microcrystal decorative integrated plate, which is a ceramic foam substrate prepared from ceramic foam fine powder through high temperature and is sintered on the substrate to form a decorative microcrystal surface layer, wherein the ceramic foam fine powder comprises the following components in parts by weight:
102-118 parts of lepidolite tailings, 92-98 parts of modified clay, 2-10 parts of bone glue powder, 2-4 parts of nano boron fiber, 12-16 parts of zirconium silicate, 26-38 parts of industrial solid waste, 3-6 parts of dolomite, 22-28 parts of quartz powder, 3-6 parts of volcanic rock, 1-6 parts of graphene, 3-7 parts of nano titanium dioxide, 11-14 parts of calcite, 9-10 parts of calcined talc, 6-8 parts of calcined kaolin, 6-8 parts of chromium oxide, 3-5 parts of foaming agent and 1-2 parts of toner.
As a preferred embodiment of the invention, the ceramic foaming material fine powder comprises the following components in parts by weight:
102 parts of lepidolite tailings, 92 parts of modified clay, 2 parts of bone glue powder, 2 parts of nano boron fiber, 12 parts of zirconium silicate, 26 parts of industrial solid waste, 3 parts of dolomite, 22 parts of quartz powder, 3 parts of volcanic rock, 1 part of graphene, 3 parts of nano titanium dioxide, 11 parts of calcite, 9 parts of calcined talc, 6 parts of calcined kaolin, 6 parts of chromium oxide, 4 parts of a foaming agent and 1 part of a toner.
As a preferred embodiment of the present invention, the industrial solid waste is selected from any one of steel slag, iron ore slag, and mining waste rock.
As a preferred embodiment of the present invention, the foaming agent is selected from one or both of carbonate and silicon carbide.
As a preferred embodiment of the present invention, the toner is selected from one or both of CuO and cadmium red.
As a preferred embodiment of the invention, the raw material of the decorative microcrystalline surface layer is selected from one or more of calcite, feldspar, pyroxene, amphibole, sandstone and high-temperature pigment substances.
The invention also provides a preparation method of the lepidolite tailing once-sintered ceramic foam belt microcrystal decorative integrated plate, which comprises the following steps:
(1) preparing fine powder of a ceramic foaming material: preparing mixed powder, putting the raw materials into a stirrer, stirring and mixing to obtain a powdery mixture, wherein the granularity is controlled to be 200-250 meshes;
(2) preparing a decorative microcrystalline fabric: processing the decorative microcrystal surface layer raw material to the decorative microcrystal fabric with the required mesh number by using a crusher or a mill and a vibrating screen;
(3) spreading materials: sequentially spreading the ceramic composite fine powder and the decorative microcrystalline fabric to a combined die by using a spreader;
(4) firing and forming: sending the combined die paved with the ceramic foaming material fine powder and the decorative microcrystal fabric into a crystallization kiln for heating and firing at 1000-1150 ℃ for 65-80 minutes, naturally cooling to room temperature, and demolding to obtain the ceramic foaming belt microcrystal decorative integrated plate;
(5) and (3) processing a finished product: and grinding and polishing the ceramic foam belt microcrystal decorative integrated plate, and then cutting according to the engineering size requirement.
The technical effects obtained by the invention are as follows:
(1) the invention adopts the synergistic effect of lepidolite tailings, bone glue powder, nano boron fiber, zirconium silicate, modified clay and the like. The addition of the bone glue powder improves the cohesiveness and the binding force of the mixed powder and improves the cracking resistance of the wall building block; the boron fiber has the characteristics of high elasticity and high temperature resistance, the boron fiber (nano boron fiber) treated by the nano technology is a reinforcing agent with lighter material and higher strength, and the elasticity, the high temperature resistance and the strength of the mixed powder are enhanced by adding the nano boron fiber, so that the cracking resistance of the finished wall building block can be enhanced while the strength of the finished wall building block is improved. The multiple components are synergistic, and the cracking resistance of the integrated plate is greatly improved.
(2) The graphene is added into the raw materials, has a stable structure, is one of known materials with the highest strength, has good toughness, can be bent, and has very good heat conduction performance. The addition of the graphene can correspondingly improve the flexural strength and the heat conductivity coefficient of the ceramic foam belt microcrystal decorative integrated plate.
(3) The invention meets the specific decorative effect requirement of the plate by controlling the content of the toner, and meanwhile, the formula and the preparation method can keep the color development of the plate consistent, reduce the color difference and make the product more beautiful.
(4) According to the invention, the ceramic composite material fine powder with a specific raw material ratio is mixed with the decorative microcrystalline fabric, so that the firing time can be shortened, the product performance is improved, and meanwhile, the energy is greatly saved.
(5) The preparation method adopts natural cooling, the residual stress of the ceramic foaming belt microcrystal decorative integrated board can be naturally eliminated, the cracking resistance of the foaming ceramic tile is further improved, and the tile cracking is avoided.
Detailed Description
The following examples are given for the purpose of illustration, and all of the following test examples were prepared using a die of the same thickness:
example 1
The wall building block is prepared by the following raw materials and methods.
1. The raw material components and the proportion thereof are as follows:
(1) the ceramic foaming material fine powder is prepared from the following raw materials:
118 parts of lepidolite tailings, 98 parts of modified clay, 2 parts of bone glue powder, 4 parts of nano boron fiber, 12 parts of zirconium silicate, 38 parts of industrial solid waste, 3 parts of dolomite, 28 parts of quartz powder, 3 parts of volcanic rock, 6 parts of graphene, 3 parts of nano titanium dioxide, 11 parts of calcite, 10 parts of calcined talc, 6 parts of calcined kaolin, 6 parts of chromium oxide, 4 parts of foaming agent and 1 part of toner.
The industrial solid waste is iron ore slag.
The foaming agent is carbonate.
The toner is cadmium red.
(2) The decorative surface layer comprises the following raw materials:
calcite, feldspar, amphibole, sandstone and high-temperature pigment are mixed according to the weight ratio of 3:6:8:4: 1.
2. The preparation method comprises the following steps:
(1) preparing fine powder of a ceramic foaming material: preparing mixed powder, putting the raw materials into a stirrer, stirring and mixing to obtain a powdery mixture, wherein the granularity is controlled to be 200-250 meshes.
(2) Preparing a decorative microcrystalline fabric: and processing the decorative microcrystal surface layer raw material to the decorative microcrystal fabric with the required mesh number by using a crusher or a mill and a vibrating screen.
(3) Spreading materials: sequentially spreading the ceramic foaming material fine powder and the decorative microcrystalline fabric to the combined die by using a material distributor;
(4) firing and forming: sending the combined die paved with the lepidolite tailing ceramic foaming material fine powder and the decorative microcrystal fabric into a crystallization kiln for heating and firing at 1000 ℃ for 80 minutes, naturally cooling to room temperature, and demoulding to obtain the ceramic foaming belt microcrystal decorative integrated plate;
(5) and (3) processing a finished product: and grinding and polishing the ceramic foam belt microcrystal decorative integrated plate, and then cutting according to the engineering size requirement.
Example 2
The wall building block is prepared by the following raw materials and methods.
1. The raw material components and the proportion thereof are as follows:
(1) the ceramic foaming material fine powder is prepared from the following raw materials:
102 parts of lepidolite tailings, 92 parts of modified clay, 2 parts of bone glue powder, 2 parts of nano boron fiber, 12 parts of zirconium silicate, 26 parts of industrial solid waste, 3 parts of dolomite, 22 parts of quartz powder, 3 parts of volcanic rock, 1 part of graphene, 3 parts of nano titanium dioxide, 11 parts of calcite, 9 parts of calcined talc, 6 parts of calcined kaolin, 6 parts of chromium oxide, 4 parts of a foaming agent and 1 part of a toner.
The industrial solid waste is steel slag.
The foaming agent is a mixture of carbonate and silicon carbide in a weight ratio of 1: 1.
The toner is a mixture of CuO and cadmium red in a weight ratio of 1: 1.
(2) The decorative microcrystalline surface layer comprises the following raw materials:
calcite, feldspar, pyroxene, amphibole, sandstone and high-temperature pigment are mixed according to the weight ratio of 3:5:4.5:6:8: 2.
2. The preparation method comprises the following steps:
(1) preparing fine powder of a ceramic foaming material: preparing mixed powder, putting the raw materials into a stirrer, stirring and mixing to obtain a powdery mixture, wherein the granularity is controlled to be 200-250 meshes.
(2) Preparing a decorative fabric: and processing the decorative microcrystal surface layer raw material to the decorative microcrystal fabric with the required mesh number by using a crusher or a mill and a vibrating screen.
(3) Spreading materials: sequentially spreading the ceramic foaming material fine powder and the decorative microcrystalline fabric to the combined die by using a material distributor;
(4) firing and forming: sending the combined die paved with the lepidolite tailing ceramic foaming material fine powder and the decorative microcrystal fabric into a crystallization kiln for heating and firing at 1150 ℃ for 65 minutes, naturally cooling to room temperature, and demoulding to obtain the ceramic foaming belt microcrystal decorative integrated plate;
(5) and (3) processing a finished product: and grinding and polishing the ceramic foam belt microcrystal decorative integrated plate, and then cutting according to the engineering size requirement.
Example 3
The wall building block is prepared by the following raw materials and methods.
1. The raw material components and the proportion thereof are as follows:
(1) the ceramic foaming material fine powder is prepared from the following raw materials:
105 parts of lepidolite tailings, 96 parts of modified clay, 2 parts of bone glue powder, 3 parts of nano boron fiber, 12 parts of zirconium silicate, 30 parts of industrial solid waste, 5 parts of dolomite, 24 parts of quartz powder, 5 parts of volcanic rock, 4 parts of graphene, 5 parts of nano titanium dioxide, 13 parts of calcite, 10 parts of calcined talc, 7 parts of calcined kaolin, 7 parts of chromium oxide, 5 parts of a foaming agent and 2 parts of a toner.
The industrial solid waste is mining waste rock.
The foaming agent is silicon carbide.
The toner is CuO.
(2) The decorative microcrystalline surface layer comprises the following raw materials:
calcite, feldspar, sandstone and high-temperature pigment are mixed according to the weight ratio of 2:5:6: 1.5.
2. The preparation method comprises the following steps:
(1) preparing fine powder of a ceramic foaming material: preparing mixed powder, putting the raw materials into a stirrer, stirring and mixing to obtain a powdery mixture, wherein the granularity is controlled to be 200-250 meshes.
(2) Preparing a decorative microcrystalline fabric: and processing the decorative microcrystal surface layer raw material to the decorative microcrystal fabric with the required mesh number by using a crusher or a mill and a vibrating screen.
(3) Spreading materials: sequentially spreading the ceramic foaming material fine powder and the decorative microcrystalline fabric to the combined die by using a material distributor;
(4) firing and forming: sending the combined die paved with the lepidolite tailing ceramic foaming material fine powder and the decorative microcrystal fabric into a crystallization kiln for heating and firing at 1100 ℃ for 75 minutes, naturally cooling to room temperature, and demoulding to obtain the ceramic foaming belt microcrystal decorative integrated plate;
(5) and (3) processing a finished product: and grinding and polishing the ceramic foam belt microcrystal decorative integrated plate, and then cutting according to the engineering size requirement.
Comparative example 1
1. The raw material components and the proportion thereof are as follows: 42 parts of lithium tailings, 31 parts of calcium carbonate powder, 19 parts of quartz sand, 3.5 parts of barium carbonate, 3.5 parts of sodium carbonate, 0.5 part of borax and 0.5 part of clarifying agent.
2. The preparation method comprises the following steps:
mixing the raw materials together, uniformly mixing, putting the mixture into a melting furnace, melting the mixture into molten glass at the temperature of 1480 ℃, quenching the molten glass into granules with the particle size of less than 6 mm by water, drying the granules by a drying device, directly crushing the granules into microcrystalline powder with the fineness of 120 meshes, then sending the microcrystalline powder into a mixing device, adding 2 percent by weight of foaming agent, uniformly mixing, weighing, filling a mold, putting the mixture into a crystallization foaming kiln, heating the mixture to 1100 ℃ for controlled microcrystallization and foaming heat treatment, carrying out crystallization foaming heat preservation for 20 minutes, then directly annealing, slowly cooling the mixture to 160 ℃, carrying out cooling the mixture for 6.5 hours, and taking the mixture out of the kiln, demolding, polishing and cutting the mixture to obtain the microcrystalline foam heat preservation plate.
Comparative example 2
The formulation and the preparation method are the same as the example 2, and the difference is that the ceramic foaming material fine powder is prepared from the following raw materials:
102 parts of lepidolite tailings, 92 parts of modified clay, 2 parts of bone glue powder, 2 parts of nano boron fiber, 12 parts of silicon carbide, 26 parts of industrial solid waste, 3 parts of dolomite, 22 parts of quartz powder, 3 parts of volcanic rock, 1 part of graphene, 3 parts of manganese dioxide, 11 parts of calcite, 9 parts of calcined talc, 6 parts of calcined kaolin, 6 parts of chromium oxide, 4 parts of a foaming agent and 1 part of a toner.
Comparative example 3
The formulation and the preparation method are the same as the example 2, and the difference is that the ceramic foaming material fine powder is prepared from the following raw materials:
102 parts of lepidolite tailings, 92 parts of modified clay, 12 parts of zirconium silicate, 26 parts of industrial solid waste, 3 parts of dolomite, 22 parts of quartz powder, 3 parts of volcanic rock, 1 part of graphene, 11 parts of calcite, 9 parts of calcined talc, 6 parts of calcined kaolin, 6 parts of chromium oxide, 4 parts of foaming agent and 1 part of toner.
Comparative example 4
The formulation and the preparation method are the same as the example 2, and the difference is that the ceramic foaming material fine powder is prepared from the following raw materials:
102 parts of lepidolite tailings, 92 parts of modified clay, 2 parts of bone glue powder, 2 parts of diatomite, 6 parts of zirconium silicate, 26 parts of industrial solid waste, 3 parts of dolomite, 22 parts of quartz powder, 3 parts of volcanic rock, 3 parts of bentonite, 11 parts of calcite, 9 parts of calcined talc, 6 parts of calcined kaolin, 6 parts of chromium oxide, 4 parts of foaming agent and 1 part of toner.
Comparative example 5
The formulation and the preparation method are the same as the example 2, and the difference is that the ceramic foaming material fine powder is prepared from the following raw materials:
60 parts of lepidolite tailings, 42 parts of clay, 6 parts of bone glue powder, 12 parts of silicon carbide, 38 parts of industrial solid waste, 3 parts of dolomite, 22 parts of quartz powder, 3 parts of volcanic rock, 3 parts of graphene, 11 parts of calcite, 9 parts of calcined talc, 22 parts of calcined kaolin, 6 parts of chromium oxide, 4 parts of foaming agent and 1 part of toner.
Comparative example 6
The formula and the preparation method are the same as the example 2, and the difference is that the step (4) is as follows:
(4) firing and forming: and (3) sending the combined die paved with the lepidolite tailing ceramic foaming material fine powder and the decorative microcrystal fabric into a crystallization kiln for heating and firing at the firing temperature of 1100 ℃ for 75 minutes, and discharging the die after cold water showering and cooling to obtain the ceramic foam belt microcrystal decorative integrated plate.
The integrated plates prepared in the examples and the comparative examples are tested, and each test is carried out according to the latest national standard, wherein the cracking resistance refers to that the plates are tested under the environment of steam pressure of 800KPa, steam temperature of 220 ℃ and time of 24h, and the results are shown in the following table:
TABLE 1 test results of the respective test examples
The technical solutions provided by the present invention are described in detail above, and for those skilled in the art, the ideas according to the embodiments of the present invention may be changed in the specific implementation manners and the application ranges, and in summary, the content of the present description should not be construed as limiting the present invention.

Claims (7)

1. The lepidolite tailing once-sintered ceramic foam belt microcrystal decorative integrated plate is characterized in that a ceramic foam substrate is prepared from ceramic foam material fine powder through high temperature, and a decorative microcrystal surface layer is formed on the substrate through sintering, wherein the ceramic foam material fine powder comprises the following components in parts by weight:
102-118 parts of lepidolite tailings, 92-98 parts of modified clay, 2-10 parts of bone glue powder, 2-4 parts of nano boron fiber, 12-16 parts of zirconium silicate, 26-38 parts of industrial solid waste, 3-6 parts of dolomite, 22-28 parts of quartz powder, 3-6 parts of volcanic rock, 1-6 parts of graphene, 3-7 parts of nano titanium dioxide, 11-14 parts of calcite, 9-10 parts of calcined talc, 6-8 parts of calcined kaolin, 6-8 parts of chromium oxide, 3-5 parts of foaming agent and 1-2 parts of toner.
2. The lepidolite tailing once-sintered ceramic foam tape microcrystal decorative integrated plate of claim 1 is characterized in that the ceramic foam material fine powder comprises the following components in parts by weight:
102 parts of lepidolite tailings, 92 parts of modified clay, 2 parts of bone glue powder, 2 parts of nano boron fiber, 12 parts of zirconium silicate, 26 parts of industrial solid waste, 3 parts of dolomite, 22 parts of quartz powder, 3 parts of volcanic rock, 1 part of graphene, 3 parts of nano titanium dioxide, 11 parts of calcite, 9 parts of calcined talc, 6 parts of calcined kaolin, 6 parts of chromium oxide, 4 parts of a foaming agent and 1 part of a toner.
3. The lepidolite tailing primary sintered ceramic foam tape crystallite-decorated integrated plate of claim 1, wherein the industrial solid waste is selected from any one of steel slag, iron slag and mining waste rock.
4. The lepidolite tailing primary sintering ceramic foam tape crystallite-decorated integrated board of claim 1, wherein the foaming agent is selected from one or two of carbonate and silicon carbide.
5. The lepidolite tailing primary sintered ceramic foam tape crystallite-decorated integrated board of claim 1, wherein the toner is one or both of CuO and cadmium red.
6. The lepidolite tailing primary sintered ceramic foam tape microcrystal decorative integrated plate of claim 1 is characterized in that the raw material of the decorative microcrystal surface layer is selected from one or more of calcite, feldspar, pyroxene, amphibole, sandstone and high-temperature pigment substances.
7. The method for preparing the lepidolite tailing primary sintered ceramic foam tape microcrystal decorative integrated plate according to any one of claims 1 to 6, is characterized by comprising the following steps of:
(1) preparing fine powder of a ceramic foaming material: preparing mixed powder, putting the raw materials into a stirrer, stirring and mixing to obtain a powdery mixture, wherein the granularity is controlled to be 200-250 meshes;
(2) preparing a decorative microcrystalline fabric: processing the decorative microcrystal surface layer raw material to the decorative microcrystal fabric with the required mesh number by using a crusher or a mill and a vibrating screen;
(3) spreading materials: sequentially spreading the ceramic foaming material fine powder and the decorative microcrystalline fabric to the combined die by using a material distributor;
(4) firing and forming: sending the combined die paved with the ceramic foaming material fine powder and the decorative microcrystal fabric into a crystallization kiln for heating and firing at 1000-1150 ℃ for 65-80 minutes, naturally cooling to room temperature, and demolding to obtain the ceramic foaming belt microcrystal decorative integrated plate;
(5) and (3) processing a finished product: and grinding and polishing the ceramic foam belt microcrystal decorative integrated plate, and then cutting according to the engineering size requirement.
CN202010266699.1A 2020-04-07 2020-04-07 Lepidolite tailing once-sintered ceramic foam belt microcrystal decorative integrated board Pending CN111348895A (en)

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CN112500197A (en) * 2020-12-14 2021-03-16 沈阳建筑大学 Special material for interface sintering of integrated foamed ceramic insulation board and preparation and application thereof
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