CN111851858B - Building energy-saving humidifying porcelain plate and preparation method thereof - Google Patents
Building energy-saving humidifying porcelain plate and preparation method thereof Download PDFInfo
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- CN111851858B CN111851858B CN202010582161.1A CN202010582161A CN111851858B CN 111851858 B CN111851858 B CN 111851858B CN 202010582161 A CN202010582161 A CN 202010582161A CN 111851858 B CN111851858 B CN 111851858B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
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- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
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- C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
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- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3427—Silicates other than clay, e.g. water glass
- C04B2235/3436—Alkaline earth metal silicates, e.g. barium silicate
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Abstract
The invention belongs to the technical field of building decoration materials, and particularly relates to a building energy-saving humidifying porcelain plate and a preparation method thereof. Aiming at the problems that materials are easy to be wetted, have wet expansion and dry shrinkage, mildew and the like in the prior art and cannot be completely solved even if various damp-proof treatments are carried out, the invention provides the energy-saving type humidity-regulating ceramic plate for the building, which comprises a base material 1 and a humidity-regulating ceramic layer 2, wherein the humidity-regulating ceramic layer 2 is arranged on the upper surface of the base material 1, the base material 1 is any one of a calcium silicate plate, an inorganic honeycomb grouting plate and a magnesium sulfate plate, and the thickness of the humidity-regulating ceramic layer 2 is 0.1-3 mm. The energy-saving humidity-regulating ceramic board for buildings provided by the invention has the advantages of small water absorption expansion rate, uniform material pore size distribution, relatively good humidity regulating function between 40% and 90% of relative humidity, no obvious softening phenomenon on the surface, and capability of resisting dirt and scrubbing.
Description
Technical Field
The invention belongs to the technical field of building decoration materials, and particularly relates to a building energy-saving humidifying porcelain plate and a preparation method thereof.
Background
Seaside or basement, etc. are very humid, the selected building materials are very limited, the materials are easy to be affected with damp, have the problems of wet expansion and dry shrinkage, mildew and the like, even if various damp-proof treatments are carried out, the problems can not be completely solved, and the moisture condensation and water hanging are easy. For example, diatom ooze is easy to soften after being wetted and is not easy to clean.
For example, the chinese patent application discloses a diatom humidity-controlling sheet and a method for preparing the same [ application No.: CN201510102027.6], which comprises the following solid raw materials in parts by mass: diatomite: calcareous raw materials: cement: fiber: a fluidizing agent (80-100): (10-50): (20-60): (5-10): (0.5 to 5.0); the ratio of water to the solid raw material is 1.2-2.0, and the fluidizing agent is a sulfonate polymer or a carboxylate polymer.
The invention provides a diatom humidifying plate and a preparation method thereof, which can be used for effectively regulating and controlling the environment humidity and have strong water resistance, but still have the problems.
Disclosure of Invention
The invention aims to solve the problems and provides an energy-saving humidity-regulating porcelain plate for buildings.
The invention also aims to solve the problems and provides a preparation method of the energy-saving humidity-regulating ceramic board for the building.
In order to achieve the purpose, the invention adopts the following technical scheme:
the energy-saving humidity-regulating ceramic board for the building consists of a base material 1 and a humidity-regulating ceramic layer 2, wherein the humidity-regulating ceramic layer 2 is arranged on the upper surface of the base material 1, the base material 1 is any one of a calcium silicate board, an inorganic honeycomb grouting board and a magnesium sulfate board, and the thickness of the humidity-regulating ceramic layer 2 is 0.1-3 mm.
In the energy-saving humidity-controlling ceramic board for buildings, the humidity-controlling ceramic layer 2 comprises, by weight, 30-45 parts of calcium carbonate, 25-35 parts of silicon dioxide, 8-15 parts of talcum powder, 3-10 parts of mica powder, 10-18 parts of attapulgite and 10-12 parts of humidity-controlling ceramic layer additives.
In the energy-saving type humidity-controlling ceramic board for buildings, the humidity-controlling ceramic layer additive is compounded by 5-12 parts of dispersing agent, 8-15 parts of adhesive, 0.5-2 parts of sintering agent and 0-1 part of coloring agent.
In the energy-saving humidity-regulating ceramic board for buildings, the dispersing agent is a compound of alkylpyridinium chloride, alkylphenol polyethenoxy ether, sodium polyacrylate and condensed naphthalene sulfonate.
In the energy-saving humidity-regulating ceramic board for buildings, the adhesive consists of C with the weight ratio of 3-5:2-6:0.5-14A3、C2S and C4And (3) AF composition.
In the energy-saving humidity-regulating ceramic board for buildings, the sintering agent is H3BO3ZnO and Bi2O3One or more of (a).
In the building energy-saving humidity-regulating ceramic plate, the diameter of the humidity-regulating ceramic layer 2 is 3-5 nm.
A preparation method of an energy-saving humidity-regulating porcelain plate for buildings comprises the following steps,
s1, preparing slurry, putting the raw material of the humidity-adjusting porcelainized layer 2 into a ball mill for dispersion, carrying out viscosity detection after dehydration,
s2 spreading the base material, spreading the sizing agent qualified by viscosity detection on the base material 1 uniformly,
s3, performing initial shaping, namely molding and pressing the slurry and the base material 1 after slurry spreading,
s4, baking and vitrifying the formed plate, crystallizing the vitrifying layer to form a humidity-adjusting vitrifying layer 2, standing and cooling after baking is finished,
and S5, maintaining the cooled plate in a constant-temperature and constant-humidity space, and obtaining the energy-saving humidity-regulating porcelain plate for the building after the maintenance is finished.
In the above preparation method of the energy-saving humidity-controlling porcelain plate for buildings, in step S1, the viscosity of the qualified slurry is 4000-.
In the above method for preparing the energy-saving humidity-controlling ceramic board for buildings, in step S3, the forming pressure is 1-1.5 MPa.
Compared with the prior art, the invention has the advantages that:
1. the energy-saving humidity-regulating ceramic board for buildings provided by the invention has the advantages of small water absorption expansion rate, uniform material pore size distribution, relatively good humidity regulating function between 40% and 90% of relative humidity, no obvious softening phenomenon on the surface, and capability of resisting dirt and scrubbing.
2. The energy-saving humidity-regulating ceramic board for the building, provided by the invention, has high fire-proof grade and low formaldehyde emission.
3. The preparation method of the energy-saving humidity-regulating ceramic board for the building, provided by the invention, is simple in process and wide in application range.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
in the figure: a base material 1 and a humidity-controlling porcelain layer 2.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example 1
The embodiment provides a building energy-saving humidity-controlling ceramic plate, which is shown in fig. 1 and comprises a base material 1 and a humidity-controlling ceramic layer 2, wherein the humidity-controlling ceramic layer 2 is arranged on the upper surface of the base material 1, the base material 1 is any one of a calcium silicate plate, an inorganic honeycomb grouting plate and a magnesium sulfate plate, and the thickness of the humidity-controlling ceramic layer 2 is 0.1 mm. In this embodiment, the substrate 1 is an inorganic honeycomb grouting plate.
The humidity-controlling porcelainized layer 2 is composed of, by weight, 30 parts of calcium carbonate, 25 parts of silicon dioxide, 8 parts of talcum powder, 3 parts of mica powder, 10 parts of attapulgite and 10 parts of humidity-controlling porcelainized layer additive. The particle size of the mineral powder is preferably 180 meshes.
The invention is characterized in that calcium carbonate and silicon dioxide are used as main components in a breakthrough manner, and attapulgite is added, is a crystalline hydrated magnesium aluminum silicate mineral, has unique layer chain structure characteristics, has lattice substitution in the structure, and contains variable amounts of Na +, Ca2+, Fe3+ and Al3+ in the crystal, and the crystal is needle-shaped, fibrous or fiber-aggregated. The attapulgite has good colloidal properties of unique dispersion, high temperature resistance, salt and alkali resistance and the like and higher adsorption decoloring capacity. And has certain plasticity and binding power.
Further, in order to improve the binding capacity of the slurry prepared from the ceramic powder composition and balance viscosity, yield point, stability and workability, the humidity-controlling ceramization layer additive is compounded by 5 parts of dispersing agent, 8 parts of binding agent, 0.5 part of sintering agent and 0 part of coloring agent.
The high-concentration calcium carbonate is easy to flocculate, a plurality of active points are generated on the surface of calcium carbonate particles, the surface adsorption energy is increased, the attractive force among calcium carbonate particles is also increased rapidly, and flocculation is easy to occur. Although calcium carbonate with a larger particle size is used in the present example to avoid flocculation, it is necessary to add a suitable dispersant to ensure the stability of the slurry matrix. The dispersant can be selected from polyphosphate or magnesium hydroxide solution. The dispersant selected in this example was a complex of alkylpyridinium chloride, alkylphenol ethoxylate, sodium polyacrylate, and condensed naphthalene sulfonate.
In order to improve the forming capability and hardness of the humidity-regulating porcelain layer, the adhesive is properly added according to different base materials. The adhesive consists of C with the weight ratio of 3-5:2-6:0.5-14A3、C2S and C4And (3) AF composition. Book (I)Example C4A3、C2S and C4The weight ratio of AF was 3:2: 0.5. The binder may also be one or more of a resin such as an epoxy resin, an acrylonitrile-styrene-butadiene copolymer, an ethylene-based elastomer, a propylene-based elastomer, a Maleic Anhydride (MAH) graft modified polyolefin, EVA, PE, and the like. Or small molecule solution or emulsion, such as industrial starch solution or industrial starch milk, which is prepared by coating small micropowder of mineral powder.
The sintering agent is H3BO3ZnO and Bi2O3One or more of (a). In the examples, the sintering agent is H3BO3ZnO and Bi2O3The composition is 1:0.8: 2.
The aperture of the humidity-adjusting porcelain layer 2 is 3 nm.
Example 2
The embodiment provides a building energy-saving humidity-controlling ceramic plate, which is shown in fig. 1 and comprises a base material 1 and a humidity-controlling ceramic layer 2, wherein the humidity-controlling ceramic layer 2 is arranged on the upper surface of the base material 1, the base material 1 is any one of a calcium silicate plate, an inorganic honeycomb grouting plate and a magnesium sulfate plate, and the thickness of the humidity-controlling ceramic layer 2 is 3 mm. In this example, the substrate 1 is a magnesium sulfate plate.
The humidity-controlling porcelainized layer 2 is composed of, by weight, 45 parts of calcium carbonate, 35 parts of silicon dioxide, 15 parts of talcum powder, 10 parts of mica powder, 18 parts of attapulgite and 12 parts of humidity-controlling porcelainized layer additive.
The humidity-controlling porcelainized layer additive is compounded by 12 parts of dispersing agent, 15 parts of adhesive, 2 parts of sintering agent and 1 part of colorant. The dispersant is a compound of alkyl pyridine chloride, alkylphenol polyethenoxy ether, sodium polyacrylate and condensed naphthalene sulfonate. The adhesive is C4A3、C2S and C4The weight ratio of AF was 5:6: 1. The sintering agent is H3BO3And Bi2O3The composition is 1: 2. The aperture of the humidity-adjusting porcelain layer 2 is 5 nm.
Example 3
The embodiment provides a building energy-saving humidity-controlling ceramic plate, which is shown in fig. 1 and comprises a base material 1 and a humidity-controlling ceramic layer 2, wherein the humidity-controlling ceramic layer 2 is arranged on the upper surface of the base material 1, the base material 1 is any one of a calcium silicate plate, an inorganic honeycomb grouting plate and a magnesium sulfate plate, and the thickness of the humidity-controlling ceramic layer 2 is 2 mm. In this example, the substrate 1 is a calcium silicate board.
The humidity-controlling porcelainized layer 2 is composed of, by weight, 40 parts of calcium carbonate, 30 parts of silicon dioxide, 10 parts of talcum powder, 5 parts of mica powder, 15 parts of attapulgite and 10 parts of humidity-controlling porcelainized layer additive.
The humidity-controlling porcelainized layer additive is compounded by 8 parts of dispersing agent, 10 parts of adhesive, 1 part of sintering agent and 0.5 part of coloring agent. The dispersant is a compound of alkyl pyridine chloride, alkylphenol polyethenoxy ether, sodium polyacrylate and condensed naphthalene sulfonate. The adhesive is C4A3、C2S and C4The weight ratio of AF was 4:3: 0.7. The sintering agent is H3BO3And Bi2O3The composition is 1: 2. The aperture of the humidity-adjusting porcelain layer 2 is 4 nm.
Example 4
The preparation method of the energy-saving humidity-regulating porcelain plate for the building is characterized by comprising the following steps of: the steps are as follows,
s1, preparing slurry, putting the raw material of the humidity-adjusting porcelainized layer 2 into a ball mill for dispersion, carrying out viscosity detection after dehydration,
s2 spreading the base material, uniformly spreading the slurry qualified in viscosity detection on the base material 1 through a discharging device,
s3, performing primary shaping, pressing the slurry and the base material 1 after slurry spreading by a press, performing press forming,
s4, baking and vitrifying, baking the formed plate in a baking room, crystallizing the vitrifying layer to form a humidity-adjusting vitrifying layer 2, standing and cooling after baking is finished,
s5, maintaining the cooled plate in a constant temperature and humidity space,
and S6, performing surface treatment on the board with stable maintenance performance according to the requirement, and obtaining the energy-saving humidity-regulating ceramic board for the building.
In step S1, the viscosity of the qualified slurry is 4000-.
In step S3, the forming pressure is 1-1.5 MPa. In step S4, after baking, the temperature of the drying room is decreased to a temperature not greater than 30 ℃ different from the ambient temperature, and the board is discharged from the drying room. Generally 30-35 ℃ in winter and 45-50 ℃ in summer.
In step S5, the temperature of the constant temperature and humidity space is not more than 28 ℃, the relative humidity is not more than 35%, and the curing time is 3-7 days. The porcelain plate cannot be machined immediately, the wood is required to be stored for a period of time, the moisture content is uniform, partial residual stress is eliminated, the plate is leveled after the plate is flat, and the maintenance is completed with stable performance.
In step S6, after the curing, the sheet may be trimmed or subjected to various surface processes. And cutting according to different requirements, or superposing various surface processes such as oil paint, water paint, spray painting and the like, or trimming and directly using.
Comparative example 1
The comparative example provides a vitrifying plate, the thickness of the vitrifying layer 2 being 2 mm. In this example, the substrate 1 is a calcium silicate board.
The humidity-adjusting porcelainized layer 2 is composed of, by weight, 40 parts of calcium carbonate, 30 parts of silicon dioxide, 10 parts of talcum powder, 5 parts of mica powder and 15 parts of attapulgite.
The humidity-controlling porcelainized layer additive is compounded by 8 parts of dispersing agent, 10 parts of adhesive, 1 part of sintering agent and 0.5 part of coloring agent. The dispersant is a compound of alkyl pyridine chloride, alkylphenol polyethenoxy ether, sodium polyacrylate and condensed naphthalene sulfonate. The adhesive is C4A3、C2S and C4The weight ratio of AF was 4:3: 0.7. The sintering agent is H3BO3And Bi2O3The composition is 1: 2. The aperture of the humidity-adjusting porcelain layer 2 is 4 nm.
Comparative example 2
The comparative example provides a vitrifying plate, the thickness of the vitrifying layer 2 being 2 mm. In this example, the substrate 1 is a calcium silicate board.
The humidity-controlling porcelainized layer 2 is composed of, by weight, 40 parts of calcium carbonate, 30 parts of silicon dioxide, 10 parts of talcum powder, 5 parts of mica powder, 15 parts of attapulgite and 10 parts of humidity-controlling porcelainized layer additive.
The humidity-adjusting porcelainized layer additive is compounded by 10 parts of adhesive, 1 part of sintering agent and 0.5 part of colorant. The adhesive is C4A3、C2S and C4The weight ratio of AF was 4:3: 0.7. The sintering agent is H3BO3And Bi2O3The composition is 1: 2. The aperture of the humidity-adjusting porcelain layer 2 is 4 nm.
Comparative example 3
The comparative example provides a vitrifying plate, the thickness of the vitrifying layer 2 being 2 mm. In this example, the substrate 1 is a calcium silicate board.
The humidity-controlling porcelainized layer 2 is composed of, by weight, 40 parts of calcium carbonate, 30 parts of silicon dioxide, 10 parts of talcum powder, 5 parts of mica powder, 15 parts of attapulgite and 10 parts of humidity-controlling porcelainized layer additive.
The humidity-controlling porcelainized layer additive is compounded by 8 parts of dispersing agent, 1 part of sintering agent and 0.5 part of coloring agent. The dispersant is a compound of alkyl pyridine chloride, alkylphenol polyethenoxy ether, sodium polyacrylate and condensed naphthalene sulfonate. The sintering agent is H3BO3And Bi2O3The composition is 1: 2. The aperture of the humidity-adjusting porcelain layer 2 is 4 nm.
Comparative example 4
This comparative example provides a method for preparing a porcelain plate, which is different from example 4 in that, in step S1, a stirrer is used instead of a ball mill for dispersion.
Comparative example 5
This comparative example provides a method for manufacturing a porcelain plate, which is different from example 4 in that the viscosity of the acceptable slurry is 3000 pas in step S1.
Comparative example 6
This comparative example is a commercially available diatom plate 11mm thick.
Application example 1
material 3 was prepared with the specific components described in example 3 and the preparation method of example 4;
comparative material 3 was prepared with the specific components described in comparative example 3 and the preparation method of example 4;
comparative material 4 was prepared using the specific components described in example 3 and the preparation method of comparative example 4;
comparative material 5 was prepared using the specific components described in example 3 and the preparation method of comparative example 5;
comparative example 6 provides a comparative material 6;
the water-absorbing swelling ratio test was conducted on the materials 1 to 3 and the comparative materials 1 to 6, and the dried plate was soaked in water for 2 hours and 24 hours, respectively, as shown in the following table.
TABLE 1 examination of the Water absorption swelling Rate of materials 1-3 and comparative materials 1-6
| | 24h | |
| Material | ||
| 1 | 0.3 | 1.4 |
| |
0.1 | 1.2 |
| Material 3 | 0.1 | 1.0 |
| |
1.2 | 10.3 |
| |
0.6 | 10.1 |
| Comparative Material 3 | 0.7 | 9.2 |
| Comparative Material 4 | 0.5 | 8.7 |
| Comparative Material 5 | 0.9 | 9.3 |
| Comparative Material 6 | 1.0 | 9.8 |
And (4) analyzing results: as can be seen from the inspection results in the table above, the 24-hour water absorption expansion rate of the energy-saving humidity-regulating porcelain plate for the building is less than 1.5; the intended purpose of the invention is achieved.
Application example 2
The materials 1 to 3 and the comparative materials 1 to 6 were subjected to a material base property test, and the results are shown in the following table.
TABLE 1 results of physical Properties examination of materials 1-4 and comparative materials 1-4
And (4) analyzing results: as can be seen from the inspection results in the table above, the various performances of the energy-saving humidity-regulating vitrifying plate for the building provided by the invention are all higher than the detection standard; the intended purpose of the invention is achieved.
Application example 3
The material 3 is subjected to fire-proof grade detection, the detection standard and judgment basis are GB8624-2012, the report number is 201302228, and the detection result is shown in the following table.
TABLE 2 material 3 fire rating test results
And (4) analyzing results: as can be seen from the inspection results in the table above, the energy-saving humidity-regulating ceramic board for buildings provided by the invention achieves the grade of non-combustible materials; the intended purpose of the invention is achieved.
Application example 3
The materials 1-3 are subjected to formaldehyde emission detection, the detection standard and the judgment basis are GB 18580-2017, and the detection results are shown in the following table.
TABLE 2 results of measurement of Formaldehyde emission amounts of materials 1 to 3
And (4) analyzing results: as can be seen from the inspection results in the table above, the porcelain plate provided by the invention has extremely low formaldehyde emission, so that the expected purpose of the invention is achieved.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (5)
1. The utility model provides a building energy-saving humidifying porcelain plate which characterized in that: the ceramic material consists of a base material (1) and a humidity-controlling porcelainized layer (2), wherein the humidity-controlling porcelainized layer (2) is arranged on the upper surface of the base material (1), the base material (1) is any one of a calcium silicate board, an inorganic honeycomb grouting board and a magnesium sulfate board, the thickness of the humidity-controlling porcelainized layer (2) is 0.1-3mm,
the humidity-regulating porcelain layer (2) consists of 30-45 parts of calcium carbonate, 25-35 parts of silicon dioxide, 8-15 parts of talcum powder, 3-10 parts of mica powder, 10-18 parts of attapulgite and 10-12 parts of humidity-regulating porcelain layer additive according to parts by weight,
the humidity-controlling porcelainized layer additive is compounded by 5-12 parts of dispersant, 8-15 parts of adhesive, 0.5-2 parts of sintering agent and 0-1 part of colorant,
the dispersing agent is a compound of alkylpyridinium chloride, alkylphenol polyethenoxy ether, sodium polyacrylate and condensed naphthalene sulfonate.
2. The energy-saving humidity-regulating ceramic board for buildings according to claim 1, which is characterized in that: the adhesive consists of C with the weight ratio of 3-5:2-6:0.5-14A3、C2S and C4And (3) AF composition.
3. The energy-saving humidity-regulating ceramic board for buildings according to claim 2, wherein: the sintering agent is H3BO3ZnO and Bi2O3One or more of (a).
4. The energy-saving humidity-regulating ceramic board for buildings according to claim 1, which is characterized in that: the aperture of the humidity-adjusting porcelainized layer (2) is 3-5 nm.
5. The preparation method of the energy-saving humidity-regulating ceramic board for the building according to any one of claims 1 to 4 is characterized by comprising the following steps: the steps are as follows,
s1, preparing slurry, putting the raw material of the humidity-adjusting porcelainized layer (2) into a ball mill for dispersion, dehydrating, performing viscosity detection,
s2, spreading the base material, uniformly spreading the slurry qualified in viscosity detection on the base material (1),
s3, performing initial shaping, namely molding and pressing the slurry and the base material (1) after slurry spreading,
s4, baking and vitrifying the formed plate, crystallizing the vitrifying layer to form a humidity-adjusting vitrifying layer (2), standing and cooling after baking is finished,
s5, maintaining the cooled board in a constant temperature and humidity space, obtaining the energy-saving humidity-regulating porcelain board for buildings after the maintenance is finished,
in step S1, the viscosity of the qualified slurry is 4000-.
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| KR20120086441A (en) * | 2011-01-26 | 2012-08-03 | 한국교통대학교산학협력단 | Multifunctional ceramic panel and method of manufacturing the same |
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| CN101250242A (en) * | 2008-03-08 | 2008-08-27 | 西北师范大学 | Amphipathic polymer resin as well as preparation and use thereof in production of intelligent breathing coating |
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