CN114934602A - Preparation method of inorganic composite insulation board - Google Patents
Preparation method of inorganic composite insulation board Download PDFInfo
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- CN114934602A CN114934602A CN202210491422.8A CN202210491422A CN114934602A CN 114934602 A CN114934602 A CN 114934602A CN 202210491422 A CN202210491422 A CN 202210491422A CN 114934602 A CN114934602 A CN 114934602A
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- 238000009413 insulation Methods 0.000 title claims abstract description 41
- 239000002131 composite material Substances 0.000 title claims abstract description 36
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 65
- 239000011162 core material Substances 0.000 claims abstract description 54
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000003825 pressing Methods 0.000 claims abstract description 19
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 15
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000011888 foil Substances 0.000 claims abstract description 15
- 238000002156 mixing Methods 0.000 claims abstract description 14
- 239000002002 slurry Substances 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000003365 glass fiber Substances 0.000 claims abstract description 12
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 11
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 10
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000003756 stirring Methods 0.000 claims abstract description 9
- 239000011863 silicon-based powder Substances 0.000 claims abstract description 8
- 239000011248 coating agent Substances 0.000 claims abstract description 6
- 238000000576 coating method Methods 0.000 claims abstract description 6
- 238000001035 drying Methods 0.000 claims abstract description 6
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 6
- 238000005096 rolling process Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 239000000203 mixture Substances 0.000 claims abstract description 5
- 238000005086 pumping Methods 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims abstract 4
- 239000000835 fiber Substances 0.000 claims description 22
- 239000000853 adhesive Substances 0.000 claims description 17
- 230000001070 adhesive effect Effects 0.000 claims description 17
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 11
- 239000010451 perlite Substances 0.000 claims description 10
- 235000019362 perlite Nutrition 0.000 claims description 10
- 239000004753 textile Substances 0.000 claims description 10
- 239000005995 Aluminium silicate Substances 0.000 claims description 7
- 235000012211 aluminium silicate Nutrition 0.000 claims description 7
- 239000001913 cellulose Substances 0.000 claims description 7
- 229920002678 cellulose Polymers 0.000 claims description 7
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 7
- 239000004816 latex Substances 0.000 claims description 7
- 229920000126 latex Polymers 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 7
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 7
- 150000002910 rare earth metals Chemical class 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000007731 hot pressing Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 6
- 239000011810 insulating material Substances 0.000 abstract description 4
- 238000004806 packaging method and process Methods 0.000 abstract description 4
- 229910010272 inorganic material Inorganic materials 0.000 abstract description 3
- 239000011147 inorganic material Substances 0.000 abstract description 3
- 230000002045 lasting effect Effects 0.000 abstract description 3
- 241000276425 Xiphophorus maculatus Species 0.000 abstract 1
- 239000002105 nanoparticle Substances 0.000 abstract 1
- 239000005543 nano-size silicon particle Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000004321 preservation Methods 0.000 description 4
- 238000003892 spreading Methods 0.000 description 4
- 239000012774 insulation material Substances 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920006327 polystyrene foam Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- 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
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/78—Heat insulating elements
- E04B1/80—Heat insulating elements slab-shaped
-
- 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
- C04B28/001—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 unburned clay
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/242—Slab shaped vacuum insulation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
- Y02B80/10—Insulation, e.g. vacuum or aerogel insulation
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Ceramic Engineering (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Dispersion Chemistry (AREA)
- Civil Engineering (AREA)
- Electromagnetism (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Acoustics & Sound (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Laminated Bodies (AREA)
- Building Environments (AREA)
Abstract
The invention relates to the field of building heat-insulating materials, in particular to a preparation method of an inorganic composite heat-insulating plate, which comprises the steps of mixing nano or micron-sized silicon dioxide, nano-sized silicon powder and alkali-free glass fiber, and then tiling and pressing the mixture into a platy core heat-insulating layer by a dry method; wrapping the core heat insulating layer with non-woven fabric, packaging into an aluminum foil bag, pumping out air to generate negative pressure, and performing hot-press sealing to obtain a core material layer in a vacuum or non-vacuum state; adding a proper amount of water aqua into the dry material, stirring to prepare paste or semi-dry loose slurry, putting the slurry into a bin of a plate making machine, coating a high-adhesion interface agent on the surface of the core material layer, putting the core material layer into the plate making machine filled with the dry material, rolling, extruding or pressing to prepare a plate, and drying to prepare the inorganic composite insulation plate. The inorganic composite insulation board provided by the invention is completely made of inorganic materials, has a greatly reduced heat conductivity coefficient and a good insulation effect, and has the advantages of remarkably reduced overall thickness, greatly saved materials, fire resistance, incombustibility and lasting weather resistance.
Description
The application is a divisional application with an application date of 2016, 21/06/21, an application number of 201610445254.3, and an invention name of the preparation method of the inorganic composite insulation board.
Technical Field
The invention relates to the field of building heat-insulating materials, in particular to a preparation method of an inorganic composite heat-insulating plate.
Background
In the building energy-saving technology, the energy conservation of an outer enclosure structure is an important link, and the outer wall heat preservation is widely applied and popularized in the short time of more than ten years as an important way and means for building energy conservation. The heat insulation board can prevent heat transfer indoors and outdoors, so that a comfortable temperature environment is kept indoors, and energy consumption of a heating air conditioner is saved. The prior external wall insulation board adopts polystyrene foam boards, extruded sheets or polyurethane boards at most, and the organic insulation board has the advantages of low price and good insulation effect and is a better external wall insulation material. However, the organic insulation board has poor fireproof performance and low strength, and cannot meet the energy-saving standard requirements of both heat preservation and fire prevention and non-combustion at the same time.
And the single homogeneous inorganic heat-insulating material cannot achieve the ultra-low heat conductivity coefficient and the good heat-insulating effect. Therefore, the existing heat-insulating material, whether organic or inorganic, cannot have both heat-insulating property and fireproof property. Or the fire-resistant composite material has good heat insulation performance but fire resistance performance which cannot meet the requirement, and is easy to cause building fire, or has good fire resistance performance but poor heat insulation performance, and is difficult to meet the high-standard energy-saving requirement.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a preparation method of an inorganic composite insulation board with low thermal conductivity, high heat preservation and high fireproof performance.
The invention is realized by the following technical scheme: a preparation method of an inorganic composite insulation board comprises the following steps:
1) fully mixing nano or micron silicon dioxide, nano silicon powder and alkali-free glass fiber in parts by weight, and then pressing and forming to prepare the core heat insulating layer:
8-86 parts of nano-scale or micron-scale silicon dioxide, 8-86 parts of nano-scale silicon powder and 6 parts of alkali-free glass fiber;
2) spreading the core heat insulating layer prepared in the step 1), wrapping the core heat insulating layer by using non-woven fabric, filling the core heat insulating layer into an aluminum foil bag, pumping air out by using a vacuum machine at 0.01-0.1MPa to generate negative pressure, enabling the metal aluminum foil and the core heat insulating layer to form a tightly-jointed whole, carrying out hot pressing at the temperature of 70 ℃ for 4-8min, and sealing the bag to prepare a core material layer;
3) mixing the aluminum silicate fiber, the textile fiber, the perlite and the adhesive material into a dry material in parts by weight as follows: 30-55 parts of aluminum silicate fibers, 10 parts of textile fibers, 30-55 parts of perlite and 5 parts of inorganic adhesive materials, putting the dry materials into a stirrer, adding water, stirring to prepare paste or semi-dry loose slurry, and putting the slurry into a bin of a plate making machine;
4) coating an interface agent on the surface of the core material plate prepared in the step 2), and then putting the core material plate into a plate making machine filled with dry materials in the step 3);
5) pressing the dry material into a surface material layer by rolling, extruding or direct pressing according to the compression ratio of 1:1.5-2.5, pressing and bonding the surface material layer and the core material layer together to prepare a plate, and drying the pressed plate until the water content is less than or equal to 3 percent to prepare the inorganic composite insulation board;
the inorganic adhesive material is a mixture of kaolin, composite rare earth, redispersible latex powder and cellulose in any weight ratio; the weight ratio of kaolin, composite rare earth, re-dispersible latex powder and cellulose in the inorganic adhesive material is 1:1:1:0.1 or 0.1:0.5:1:0.1 or 0.5:1:0.2: 0.1;
the weight ratio of the dry materials to the water in the step 3) is 3: 2; the bonding strength of the interface agent is more than or equal to 0.2 MPa.
Further, the rotating speed of the stirrer in the step 3) is 60-200 revolutions per minute, and the mixing and stirring time is 5-15 minutes.
Further, the dry material comprises the following components in parts by weight: 55 parts of aluminum silicate fiber, 10 parts of textile fiber, 30 parts of perlite and 5 parts of inorganic adhesive material.
Further, the core heat insulation layer comprises the following components in parts by weight: 86 parts of nano-scale silicon powder, 8 parts of nano-scale or micron-scale silicon dioxide and 6 parts of alkali-free glass fiber.
The inorganic composite insulation board obtained by the invention is completely made of inorganic materials, and the dry density is 180-200 kg/m 3 The heat conductivity coefficient is 0.012-0.026W/m.K at 25 ℃, the heat conductivity coefficient is low, and the heat insulation board has good heat insulation effect, obviously reduces the whole thickness of the heat insulation board, greatly saves materials, and has fire resistance, incombustibility and lasting weather resistance.
Detailed Description
Example 1
86kg of nano-silicon powder serving as a core heat insulation layer material, 8kg of nano-silica and 6kg of alkali-free glass fiber are fully mixed and then put into a plate making machine to be pressed into the core heat insulation layer; spreading the prepared core heat insulating layer, wrapping with non-woven fabric, packaging into an aluminum foil bag, vacuumizing with a vacuum machine at 0.1MPa to generate negative pressure, so that the metal aluminum foil and the core heat insulating layer form a tightly-adhered and air-free whole, hot-pressing at 70 ℃ for 8 minutes, and sealing to obtain a core material layer; mixing kaolin, composite rare earth, redispersible latex powder and cellulose according to the weight ratio of 1:1:1:0.1 to form an inorganic adhesive material, mixing 55kg of aluminum silicate fiber, 10kg of textile fiber, 30kg of perlite and 5kg of the inorganic adhesive material to form a dry material, putting the dry material into a stirrer, adding 150kg of water agent, stirring at the speed of 200 revolutions per minute for 15 minutes to form paste slurry, and putting the slurry into a bin of a plate making machine; coating an interface agent with the bonding strength of 0.3MPa on the surface of the aluminum foil outside the core material plate, putting the core material plate into a plate making machine filled with dry materials, pressing the dry materials into a surface material layer by rolling, extruding or direct pressing according to the compression ratio of 1:2.5, pressing and bonding the surface material layer and the core material layer to form a plate, and drying the pressed plate at the temperature of 300 ℃ for more than 3 hours until the water content is less than or equal to 3 percent to obtain the inorganic composite insulation plate.
Example 2
Fully mixing 8kg of nano-silicon powder, 86kg of micron-sized silicon dioxide and 6kg of alkali-free glass fiber serving as core heat-insulating layer materials, and putting the mixture into a plate making machine to press the mixture into the core heat-insulating layer; spreading the prepared core heat insulating layer, wrapping with non-woven fabric, packaging in an aluminum foil bag, vacuumizing with a vacuum machine at 0.01MPa to generate negative pressure, so that the metal aluminum foil and the core heat insulating layer form a tightly-adhered air-free whole, hot-pressing at 70 ℃ for 4 minutes, and sealing to obtain a core material layer; mixing kaolin, composite rare earth, re-dispersible latex powder and cellulose according to a ratio of 0.1:0.5:1:0.1 to form an adhesive material, fully mixing 30kg of aluminum silicate fiber, 10kg of textile fiber, 55kg of perlite and 5kg of adhesive material to form a dry material, putting the dry material into a stirrer, adding 150kg of water aqua, stirring at a speed of 60 r/min for 15 minutes, then stirring to form paste slurry, and putting the slurry into a bin of a plate making machine; coating an interface agent with the bonding strength of 0.2MPa on the surface of the aluminum foil outside the core material plate, putting the core material plate into a plate making machine filled with dry materials, pressing the dry materials into a surface material layer by rolling, extruding or direct pressing according to the compression ratio of 1:1.5, pressing and bonding the surface material layer and the core material layer to form a plate, and drying the pressed plate at the temperature of 70 ℃ for more than 10 hours until the water content is less than or equal to 3 percent to obtain the inorganic composite insulation plate.
Example 3
60kg of nano-silicon dioxide, 34kg of nano-silicon powder and 6kg of alkali-free glass fiber which are core heat insulating layer materials are fully mixed and then put into a plate making machine to be pressed into a core heat insulating layer; spreading the prepared core heat insulating layer, wrapping with non-woven fabric, packaging in an aluminum foil bag, vacuumizing with a vacuum machine at 0.07MPa to generate negative pressure, so that the metal aluminum foil and the core heat insulating layer form a tightly-adhered air-free whole, hot-pressing at 70 ℃ for 8 minutes, and sealing to obtain a core material layer; mixing kaolin, composite rare earth, redispersible latex powder and cellulose according to a ratio of 0.5:1:0.2:0.1 to form an adhesive material, mixing 40kg of aluminum silicate fiber, 10kg of textile fiber, 45kg of perlite and 5kg of adhesive material to form a dry material, putting the dry material into a stirrer, adding 66.7kg of water agent, stirring at a speed of 200 revolutions per minute for 15 minutes to prepare semi-dry loose slurry, and putting the slurry into a bin of a plate making machine; coating an interface agent with the bonding strength of 0.3MPa on the surface of the aluminum foil outside the core material plate, putting the core material plate into a plate making machine filled with dry materials, pressing the dry materials into a surface material layer by rolling, extruding or direct pressing according to the compression ratio of 1:2, pressing and bonding the surface material layer and the core material layer to form a plate, and drying the pressed plate at the temperature of 200 ℃ for more than 5 hours until the water content is less than or equal to 3 percent to obtain the inorganic composite insulation plate.
The molecular structures made of different materials are different in proportion and at the temperature of 70 ℃, so that three-dimensional combination can be formed among molecules, the air conduction path in the inorganic composite insulation board is very long, the heat conduction generated from one side to the other side of a plate by a small amount of gas is greatly reduced, the ultralow heat conductivity coefficient of a product is further increased, the three formulas are prepared according to different ultralow heat conductivity coefficient products, and the inorganic insulation material forms an efficient heat insulation breakthrough in the insulation board field.
The performance indexes of the common thermal insulation material for the outer wall and the inorganic thermal insulation composite board prepared by the invention are shown in a comparison table:
the inorganic composite heat-insulating plate prepared by the preparation method realizes the unification of the heat-insulating property and the fireproof property of the inorganic composite heat-insulating plate, solves the problem that the existing heat-insulating plate only can realize the function of high heat-insulating property or high fireproof property, is completely made of inorganic materials, has low heat conductivity coefficient and good heat-insulating effect, obviously reduces the whole thickness of the heat-insulating plate, greatly saves materials, prevents fire and is incombustible, and has lasting weather resistance.
The core heat insulation layer material adopts nano-scale silicon powder, nano-scale or micron-scale silicon dioxide and alkali-free glass fiber, and the silicon powder and the silicon dioxide are used for reducing the heat conductivity coefficient of the composite heat insulation board and improving the heat insulation performance of the composite heat insulation board; the alkali-free glass fiber is used for increasing the tensile force of the material to form a fiber microporous structure, so that the heat insulation performance is further improved; the negative pressure of air reduces the conduction of air, once again reduces the coefficient of heat conductivity, and the core heat insulating layer is filled into the core material layer made of aluminum foil, so that the core heat insulating layer has good heat insulating and heat insulating effects. The aluminum silicate composite heat-insulating layer as the surface material layer is composed of aluminum silicate fibers, textile fibers, perlite and an inorganic adhesive material, forms a fiber mesh structure and has good heat-insulating performance. The core material layer and the surface material layer are of a sandwich structure, the surface material layer clamps the core material layer in the middle, and the core material layer and the surface material layer are integrated into a whole to form the composite board, so that the overall strength of the composite board is improved. The surface material layer plays a role in protecting the core material layer, has the functions of heat preservation, crack resistance, sound insulation, heat insulation and moisture prevention, and is a major breakthrough in the preparation and application of inorganic heat-insulation composite boards in the field of buildings.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (4)
1. A preparation method of an inorganic composite insulation board is characterized by comprising the following steps:
1) the preparation method comprises the following steps of fully mixing nanoscale or micron-scale silicon dioxide, nanoscale silicon powder and alkali-free glass fiber in parts by weight, and then pressing and forming to prepare the core heat insulating layer:
8-86 parts of nano-scale or micron-scale silicon dioxide, 8-86 parts of nano-scale silicon powder and 6 parts of alkali-free glass fiber;
2) wrapping the core heat insulating layer prepared in the step 1) by adopting non-woven fabrics, putting the obtained composite heat insulating layer into an aluminum foil bag, pumping air out by a vacuum machine at 0.01-0.1MPa to generate negative pressure, enabling the aluminum foil and the composite heat insulating layer to form a tightly-attached whole, carrying out hot pressing at the temperature of 70 ℃ for 4-8min, and sealing the bag to prepare a core material layer;
3) mixing aluminum silicate fibers, textile fibers, perlite and an inorganic adhesive material into a dry material in parts by weight as follows: 30-55 parts of aluminum silicate fiber, 10 parts of textile fiber, 30-55 parts of perlite and 5 parts of inorganic adhesive material, putting dry materials into a stirrer, adding water, stirring to prepare paste or semi-dry loose slurry, and putting the slurry into a stock bin of a plate making machine;
4) coating an interface agent on the surface of the core material layer prepared in the step 2), and then putting the core material layer into a plate making machine filled with the slurry in the step 3);
5) pressing the slurry into a surface material layer by rolling, extruding or direct pressing according to the compression ratio of 1:1.5-2.5, pressing and bonding the surface material layer and the core material layer together to prepare a plate, and drying the pressed plate until the water content is less than or equal to 3 percent to prepare the inorganic composite insulation board;
the inorganic adhesive material is a mixture of kaolin, composite rare earth, redispersible latex powder and cellulose in any weight ratio; the weight ratio of kaolin, the composite rare earth, the redispersible latex powder and the cellulose in the inorganic adhesive material is 1:1:1:0.1 or 0.1:0.5:1:0.1 or 0.5:1:0.2: 0.1;
the weight ratio of the dry materials to the water in the step 3) is 3: 2; the bonding strength of the interface agent is more than or equal to 0.2 MPa.
2. The method of claim 1, wherein: the rotating speed of the stirrer in the step 3) is 60-200 revolutions per minute, and the mixing and stirring time is 5-15 minutes.
3. The method of claim 1, wherein: the dry material comprises the following components in parts by weight: 55 parts of aluminum silicate fiber, 10 parts of textile fiber, 30 parts of perlite and 5 parts of inorganic adhesive material.
4. The method of claim 1, wherein: the core heat insulation layer comprises the following components in parts by weight: 86 parts of nano-scale silicon powder, 8 parts of nano-scale or micron-scale silicon dioxide and 6 parts of alkali-free glass fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210491422.8A CN114934602A (en) | 2016-06-21 | 2016-06-21 | Preparation method of inorganic composite insulation board |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610445254.3A CN106013482A (en) | 2016-06-21 | 2016-06-21 | Preparation method for inorganic compound insulation plate |
| CN202210491422.8A CN114934602A (en) | 2016-06-21 | 2016-06-21 | Preparation method of inorganic composite insulation board |
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| CN108203260A (en) * | 2016-12-16 | 2018-06-26 | 天津摩根坤德高新科技发展有限公司 | A kind of foaming insulation board containing nano powder |
| CN106915948A (en) * | 2017-03-03 | 2017-07-04 | 春泰科技（北京）有限公司 | Inorganic composite heat-preserving plate and preparation method thereof |
| CN107540339A (en) * | 2017-08-22 | 2018-01-05 | 安徽艾米伦特建材科技有限公司 | Antistatic warming plate and preparation method thereof |
| CN109185599A (en) * | 2018-08-31 | 2019-01-11 | 南通江山农药化工股份有限公司 | Lightening fire resistant heat-insulating material and its foam process |
| CN108868043B (en) * | 2018-09-11 | 2023-11-24 | 张璇 | A-level fireproof inorganic heat-insulating and decorating integrated plate and manufacturing method thereof |
| CN114163257A (en) * | 2021-12-22 | 2022-03-11 | 镇江市常松建材有限公司 | Preparation process of anti-ultraviolet fireproof energy-saving insulation board |
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| CN104446191A (en) * | 2014-11-12 | 2015-03-25 | 广西启利新材料科技股份有限公司 | Tile bonding glue prepared from red mud |
| CN104891887A (en) * | 2015-05-27 | 2015-09-09 | 湖州华仑助剂科技有限公司 | Ceramic tile adhesive |
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| JP4692127B2 (en) * | 2005-08-02 | 2011-06-01 | パナソニック株式会社 | Building materials |
| CN102518225A (en) * | 2011-12-17 | 2012-06-27 | 大连建科北方化学有限公司 | Fireproof vacuum insulation panel for building external thermal insulation system and preparation method thereof |
| CN104612263A (en) * | 2014-12-29 | 2015-05-13 | 昆山文创建筑装饰工程有限公司 | STP ultrathin vacuum insulated panel and construction technology thereof |
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2016
- 2016-06-21 CN CN201610445254.3A patent/CN106013482A/en active Pending
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| CN101088953A (en) * | 2006-06-12 | 2007-12-19 | 密男 | Adhesive, heat insulating and sound isolating material with the adhesive and its prepn process |
| CN102501295A (en) * | 2011-10-18 | 2012-06-20 | 成都思摩纳米技术有限公司 | Preparation method of building thermal insulation material and building thermal insulation material |
| CN202492938U (en) * | 2011-12-28 | 2012-10-17 | 万建民 | External wall vacuum insulation board |
| CN204185948U (en) * | 2014-04-30 | 2015-03-04 | 安英居 | Composite insulation boards |
| CN104446191A (en) * | 2014-11-12 | 2015-03-25 | 广西启利新材料科技股份有限公司 | Tile bonding glue prepared from red mud |
| CN104891887A (en) * | 2015-05-27 | 2015-09-09 | 湖州华仑助剂科技有限公司 | Ceramic tile adhesive |
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