CN210530212U - Energy-saving multilayer insulation board - Google Patents
Energy-saving multilayer insulation board Download PDFInfo
- Publication number
- CN210530212U CN210530212U CN201921078483.1U CN201921078483U CN210530212U CN 210530212 U CN210530212 U CN 210530212U CN 201921078483 U CN201921078483 U CN 201921078483U CN 210530212 U CN210530212 U CN 210530212U
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- Prior art keywords
- carbon fiber
- glass bead
- gel glass
- heat
- energy
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- Expired - Fee Related
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- 238000009413 insulation Methods 0.000 title claims abstract description 51
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 64
- 239000004917 carbon fiber Substances 0.000 claims abstract description 64
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 63
- 239000011324 bead Substances 0.000 claims abstract description 45
- 239000011521 glass Substances 0.000 claims abstract description 44
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 19
- 239000010959 steel Substances 0.000 claims abstract description 19
- 239000004964 aerogel Substances 0.000 claims description 22
- 239000004744 fabric Substances 0.000 claims description 22
- 239000004570 mortar (masonry) Substances 0.000 claims description 19
- 238000009877 rendering Methods 0.000 claims description 15
- 239000000378 calcium silicate Substances 0.000 claims description 13
- 229910052918 calcium silicate Inorganic materials 0.000 claims description 13
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 claims description 13
- 239000003513 alkali Substances 0.000 claims description 12
- 239000003365 glass fiber Substances 0.000 claims description 11
- 239000004576 sand Substances 0.000 claims description 9
- 239000011449 brick Substances 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 2
- 238000004321 preservation Methods 0.000 abstract description 8
- 230000002265 prevention Effects 0.000 abstract description 7
- 238000002679 ablation Methods 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 57
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 239000012774 insulation material Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000005034 decoration Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000011468 face brick Substances 0.000 description 3
- 238000009958 sewing Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000003471 anti-radiation Effects 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004795 extruded polystyrene foam Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- 239000005543 nano-size silicon particle Substances 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920006327 polystyrene foam Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000012783 reinforcing fiber Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
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- Building Environments (AREA)
Abstract
The utility model relates to an energy-saving multilayer insulation board, which comprises a gel glass bead insulation layer, carbon fiber quilts coated on two sides of the gel glass bead insulation layer, a steel wire net frame supported in the carbon fiber quilts and a plastering layer coated on one side of the carbon fiber quilts far away from the gel glass bead insulation layer; the gel glass bead heat-insulating layer has good heat preservation, heat insulation and fire prevention, higher compressive strength, tensile strength and impact strength and excellent waterproof and anti-seepage performance; the carbon fiber has the characteristics of ultra-high temperature resistance, ablation resistance, small thermal expansion coefficient, extremely high specific strength, high specific modulus and the like, and is ultra-light, high-temperature resistant and high-pressure resistant; the steel wire net frame can effectively support the carbon fiber quilt, and is favorable for improving the structural strength and the weather resistance of the carbon fiber quilt.
Description
Technical Field
The utility model belongs to the technical field of the technique of heated board and specifically relates to an energy-conserving multilayer heated board is related to.
Background
The national energy-saving standard is continuously improved, the fireproof requirement is stricter, higher requirements are also put forward on heat-insulating materials, the heat-insulating and energy-saving requirements and the fireproof requirements are met, and the polystyrene foam board, the extruded polystyrene foam board, the hard foam organic board and the phenolic board which are molded by the organic heat-insulating materials only can meet the heat-insulating requirements but cannot meet the fireproof requirements. How to exert the excellent heat insulation performance of the organic heat insulation material and improve the fireproof performance of the organic heat insulation material is put in front of the researchers of the vast heat insulation materials, which is also a big matter about whether the national heat insulation energy-saving policy can be successfully realized and the safety of lives and properties of people.
Chinese utility model patent that the publication number is CN204940569U in the current patent discloses a reduce rock wool heated board coefficient of heat conductivity's system structure, and this structure has realized the connection between the multilayer composite sheet through the heat preservation steel nail, however, the heated board is used at the outer wall surface usually, and above-mentioned connected mode can reduce the holistic thermal-insulated function of heated board, has influenced the holistic intensity of heated board and weather fastness to a certain extent.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an energy-conserving multilayer heated board uses at the outer thermal insulation system of outer wall, has good energy-conservation, heat preservation, high strength and weatherability.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
an energy-saving multilayer insulation board comprises a gel glass bead insulation layer, carbon fiber quilts coated on two sides of the gel glass bead insulation layer, a steel wire net frame supported in the carbon fiber quilts and a plastering layer smeared on one side, far away from the gel glass bead insulation layer, of the carbon fiber quilts.
By adopting the technical scheme, the gel glass bead heat-insulating layer has good heat preservation, heat insulation and fire prevention, higher compressive strength, tensile strength and impact strength and excellent waterproof and anti-seepage performance; the carbon fiber has the characteristics of ultra-high temperature resistance, ablation resistance, small thermal expansion coefficient, extremely high specific strength, high specific modulus and the like, and is ultra-light, high-temperature resistant and high-pressure resistant; the steel wire mesh frame can effectively support the carbon fiber quilt, and is beneficial to improving the structural strength and the weather resistance of the carbon fiber quilt, and the multilayer insulation board formed by the gel glass bead insulation layer, the carbon fiber quilt, the steel wire mesh frame and the plastering layer has excellent energy-saving and insulation performances, higher strength and excellent weather resistance.
The utility model discloses further set up to: the carbon fiber quilt comprises a closed structure sewed by at least two pieces of carbon fiber cloth and aerogel felts glued on the inner wall of the carbon fiber cloth.
By adopting the technical scheme, the carbon fiber cloth has excellent fire resistance and flame retardance, and fiber scraps are not easy to fall off from the carbon fiber cloth, so that the carbon fiber cloth is harmless to human health; the aerogel felt can inhibit heat transfer from three aspects, and the aerogel felt has the characteristics of high porosity, low heat conductivity coefficient and the like; in the second aspect, the average free path of air molecules is generally about 70 nanometers, and the air molecules cannot flow freely due to aerogel pores of 50-60 nanometers; in the third aspect, the aerogel material with the thickness of one millimeter contains tens of thousands of layers of hole walls, the hole walls can be regarded as a radiation reflecting surface and a radiation refracting surface, and a special anti-radiation substance is matched, so that the aerogel felt has excellent heat insulation performance; the carbon fiber prepared by adopting the structure has excellent fire resistance, no harm to human health and better safety performance.
The utility model discloses further set up to: the aerogel felts comprise at least three layers, and fireproof felts are adhered between the adjacent aerogel felts.
By adopting the technical scheme, the aerogel felt is provided with a plurality of layers, so that better heat insulation and fire resistance can be achieved; the thickness of the fireproof felt is thinner, so that the heat insulation and fireproof performance can be further improved; in addition, the aerogel felt is a flexible heat-insulating felt which is formed by compounding nano silicon dioxide aerogel serving as a main body material and glass fiber cotton, and has low heat conductivity coefficient, certain tensile, compressive and buffering properties.
The utility model discloses further set up to: the gel glass bead heat-insulating layer comprises at least two layers of gel glass bead heat-insulating plates and a calcium silicate fireproof plate clamped between the gel glass bead heat-insulating plates.
By adopting the technical scheme, the gel glass bead insulation board belongs to a novel insulation material, and has light weight, environmental protection, fire prevention, water prevention and ageing resistance compared with the traditional insulation board; the calcium silicate fireproof plate is a novel plate prepared by using a siliceous material as a main raw material and reinforcing fibers as auxiliary materials through the working procedures of forming, steaming, drying, sanding and the like, and has excellent fireproof performance, so that the gel glass bead heat-insulating layer prepared by the method has excellent heat-insulating, fireproof, light in weight, high in strength, ageing resistance and waterproof performance.
The utility model discloses further set up to: and a bonding mortar layer is coated between the gel glass bead heat-insulation plate and the calcium silicate fireproof plate.
By adopting the technical scheme, the bonding mortar layer is coated between the gel glass bead heat-insulation board and the calcium silicate fireproof board, has good bonding effect, and can firmly bond the gel glass bead heat-insulation board and the calcium silicate fireproof board.
The utility model discloses further set up to: the surface layer comprises a surface mortar layer coated in multiple times and an alkali-resistant glass fiber mesh cloth arranged in the surface mortar layer.
By adopting the technical scheme, the alkali-resistant glass fiber mesh cloth takes the glass fiber woven fabric as the base material, and is coated by the macromolecular emulsion-resistant soaking coating, so that the alkali-resistant glass fiber mesh cloth has good alkali resistance, flexibility and warp-weft tensile force resistance, can be widely used for heat preservation, fire prevention, water prevention, crack resistance and the like of inner and outer walls of a building, is internally arranged in the plastering mortar layer, and can improve the alkali resistance, impact resistance and crack resistance of the plastering mortar layer.
The utility model discloses further set up to: and a flexible facing brick is laid on one side of the rendering coat, which is far away from the carbon fiber quilt.
By adopting the technical scheme, the flexible face brick is a light building decoration with flexibility, which is prepared by taking color modified inorganic mineral powder as a main raw material, adding a small amount of water-soluble high polymer and adopting a specific process, and the flexible face brick is paved on the outer layer of the rendering coat, has good decoration, heat preservation and weather resistance functions, and belongs to a green and environment-friendly product.
The utility model discloses further set up to: and refractory sand is filled in a gap between the inner wall of the carbon fiber quilt and the steel wire mesh frame.
By adopting the technical scheme, the fire-resistant sand has excellent fire resistance, and is filled in the gap between the inner wall of the carbon fiber quilt and the steel wire mesh frame, so that the fire resistance of the carbon fiber quilt can be further improved, and the hardness and the high-temperature oxidation resistance of the carbon fiber quilt can be improved.
To sum up, the utility model discloses a beneficial technological effect does:
1. excellent heat retention: the energy-saving multilayer insulation board is formed by the gel glass bead insulation layer, the carbon fiber quilt and the plastering layer, and can play a good role in energy saving and insulation;
2. the fire resistance is excellent: the carbon fiber quilt, the aerogel felt, the fireproof felt and the fireproof sand can all have excellent fireproof performance;
3. the strength is high: the built-in steel wire mesh frame and the alkali-resistant glass fiber mesh cloth can improve the structural strength and hardness of the insulation board.
Drawings
Fig. 1 is a schematic structural diagram for embodying the present invention, which is composed of a gel glass bead heat-insulating layer, a carbon fiber quilt, a plastering layer, a flexible facing and refractory sand.
Fig. 2 is a sectional view of a cellulose fiber quilt for embodying the present invention.
Fig. 3 is a sectional view of a gel bead insulating layer for embodying the utility model.
Fig. 4 is a sectional view for embodying a finishing layer.
In the figure, 1, a gel glass bead heat-insulating layer; 11. a gel glass bead insulation board; 12. calcium silicate fire-proof boards; 13. bonding a mortar layer; 2. a carbon fiber quilt; 21. a steel wire mesh frame; 22. carbon fiber cloth; 23. aerogel blankets; 24. fireproof felt; 3. coating a surface layer; 31. plastering a mortar layer; 32. alkali-resistant glass fiber mesh cloth; 4. flexible facing bricks; 5. refractory sand.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the energy-saving multilayer insulation board disclosed by the present invention comprises a gel glass bead insulation layer 1, carbon fiber quilts 2 coated on both sides of the gel glass bead insulation layer 1, a steel wire net frame 21 supported in the carbon fiber quilts 2, and a plastering layer 3 coated on one side of the carbon fiber quilts 2 away from the gel glass bead insulation layer 1; the gel glass bead heat-insulating layer 1 has good heat preservation, heat insulation and fire prevention, higher compressive strength, tensile strength and impact strength and excellent waterproof and anti-seepage performance; the carbon fiber quilt 2 has the characteristics of ultra-high temperature resistance, ablation resistance, small thermal expansion coefficient, extremely high specific strength, high specific modulus and the like, and is ultra-light, high-temperature resistant and high-pressure resistant; the steel wire mesh frame 21 can effectively support the carbon fiber quilt 2, and is beneficial to improving the structural strength and the weather resistance of the carbon fiber quilt 2, and the multilayer insulation board formed by the gel glass bead insulation layer 1, the carbon fiber quilt 2, the steel wire mesh frame 21 and the plastering layer 3 has excellent energy-saving and heat-insulating properties, high strength and excellent weather resistance.
Referring to fig. 2, the carbon fiber quilt 2 comprises a closed structure formed by sewing at least two pieces of carbon fiber cloth 22 and an aerogel felt 23 glued on the inner wall of the carbon fiber cloth 22, the aerogel felt 23 comprises at least three layers, a fireproof felt 24 is adhered between the aerogel felts 23 of adjacent layers, the carbon fiber cloth 252 has excellent tensile property and fireproof property, the aerogel felt 23 has certain tensile strength and compressive strength and belongs to a flexible heat-insulating felt, and the fireproof felt 24 has excellent flame retardance, good elasticity, wear resistance and heat retention; the carbon fiber quilt 2 prepared by adopting the structure has excellent structural strength, high elasticity, fire resistance, wear resistance and heat insulation performance.
Referring to fig. 1, the steel wire mesh frame 21 is formed by welding cold-drawn low-carbon steel wires, has the advantages of firm welding spots and uniform meshes, and the steel wire mesh frame 21 has excellent strength and hardness and can effectively support carbon fibers; the fireproof sand 5 is filled in the gap between the inner wall of the carbon fiber quilt 2 and the steel wire mesh frame 21, and the fireproof sand 5 has excellent fireproof performance, so that the fireproof performance of the carbon fiber quilt 2 can be further improved, and the hardness and the high-temperature oxidation resistance of the carbon fiber quilt 2 can be improved.
Referring to fig. 3, the gel glass bead heat-insulating layer 1 comprises at least two layers of gel glass bead heat-insulating plates 11, calcium silicate fire-proof plates 12 clamped between the gel glass bead heat-insulating plates 11 and bonding mortar layers 13 coated between the gel glass bead heat-insulating plates 11 and the calcium silicate fire-proof plates 12, and the gel glass bead heat-insulating layer 1 formed by bonding the gel glass bead heat-insulating plates 11 and the calcium silicate fire-proof plates 12 has excellent heat insulation, fire resistance, compression strength, tensile strength, impact strength and water resistance and seepage resistance.
Referring to fig. 4, the rendering coat 3 includes rendering coat mortar layer 31 and the alkali-resistant glass fiber mesh cloth 32 that is built-in rendering coat mortar layer 31 of applying in grades, and rendering coat mortar layer 31 is applied on carbon fiber quilt 2, then lays alkali-resistant glass fiber mesh cloth 32, applies rendering coat mortar layer 31 once more, can improve the alkali resistance, the pliability and the resistant pulling force of longitude and latitude direction of rendering coat 3.
Referring to fig. 1, a flexible facing brick 4 is laid on one side of the rendering coat 3 far away from the carbon fiber quilt 2, and the flexible facing brick 4 is laid on the outer layer of the rendering coat 3, so that the carbon fiber quilt has good decoration, heat preservation and weather resistance effects.
The construction process of the embodiment is as follows:
s1, manufacturing a gel glass bead heat-insulating layer 1: bonding the gel glass bead heat-insulation board 11 with the calcium silicate fireproof board 12 through the bonding mortar layer 13 to form a three-layer structure of the gel glass bead heat-insulation board 11, the calcium silicate fireproof board 12 and the gel glass bead heat-insulation board 11 for later use;
s2: production of carbon fiber quilt 2: a) selecting three layers of aerogel felts 23, and adhering fireproof felts 24 between the adjacent aerogel felts 23 to form a five-layer structure; b) gluing the five-layer structure on one side wall of the carbon fiber cloth 22 to obtain the carbon fiber cloth 22 to be sewn; c) coating two pieces of carbon fiber cloth 22 to be sewn on a steel wire mesh frame 21 and sewing, and filling refractory sand 5 in time in the sewing process to finally form a carbon fiber quilt 2 with a closed structure;
s3: coating the carbon fiber layer 2 on two sides of the gel glass bead heat-insulating layer 1;
s4: coating a plastering mortar layer 31 on the carbon fiber quilt 2, paving an alkali-resistant glass fiber mesh 32, and coating the plastering mortar layer 31 again;
s5: and paving and pasting a flexible face brick 4 on the rendering coat 3.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. An energy-conserving multilayer heated board which characterized in that: the heat-insulating and heat-insulating composite material comprises a gel glass bead heat-insulating layer (1), carbon fiber quilts (2) coated on two sides of the gel glass bead heat-insulating layer (1), a steel wire net frame (21) supported in the carbon fiber quilts (2) and a plastering layer (3) coated on one side, far away from the gel glass bead heat-insulating layer (1), of the carbon fiber quilts (2).
2. The energy-saving multilayer insulation board according to claim 1, characterized in that: the carbon fiber quilt (2) comprises a closed structure sewed by at least two pieces of carbon fiber cloth (22) and aerogel felts (23) glued on the inner wall of the carbon fiber cloth (22).
3. The energy-saving multilayer insulation board according to claim 2, characterized in that: the aerogel felts (23) comprise at least three layers, and fireproof felts (24) are adhered between the aerogel felts (23) of adjacent layers.
4. The energy-saving multilayer insulation board according to claim 1, characterized in that: the gel glass bead heat-insulating layer (1) comprises at least two layers of gel glass bead heat-insulating plates (11) and calcium silicate fireproof plates (12) clamped between the gel glass bead heat-insulating plates (11).
5. The energy-saving multilayer insulation board according to claim 4, characterized in that: and a bonding mortar layer (13) is coated between the gel glass bead heat-insulation plate (11) and the calcium silicate fireproof plate (12).
6. The energy-saving multilayer insulation board according to claim 1, characterized in that: the rendering coat (3) comprises a rendering coat mortar layer (31) which is applied in a grading way and an alkali-resistant glass fiber mesh cloth (32) which is arranged in the rendering coat mortar layer (31).
7. The energy-saving multilayer insulation board according to claim 1, characterized in that: and a flexible facing brick (4) is laid on one side of the rendering coat (3) far away from the carbon fiber quilt (2).
8. The energy-saving multilayer insulation board according to claim 1, characterized in that: and refractory sand (5) is filled in a gap between the inner wall of the carbon fiber quilt (2) and the steel wire mesh frame (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921078483.1U CN210530212U (en) | 2019-07-10 | 2019-07-10 | Energy-saving multilayer insulation board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921078483.1U CN210530212U (en) | 2019-07-10 | 2019-07-10 | Energy-saving multilayer insulation board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210530212U true CN210530212U (en) | 2020-05-15 |
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ID=70597433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921078483.1U Expired - Fee Related CN210530212U (en) | 2019-07-10 | 2019-07-10 | Energy-saving multilayer insulation board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210530212U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022122046A1 (en) * | 2020-12-11 | 2022-06-16 | 城吉被动房(杭州)有限公司 | Thermally isolating insulation composite board and preparation method therefor |
| CN117966982A (en) * | 2024-03-28 | 2024-05-03 | 四川赛尔科美新材料科技有限公司 | Heat preservation layer based on silicon substrate heat preservation material and laying method thereof |
-
2019
- 2019-07-10 CN CN201921078483.1U patent/CN210530212U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022122046A1 (en) * | 2020-12-11 | 2022-06-16 | 城吉被动房(杭州)有限公司 | Thermally isolating insulation composite board and preparation method therefor |
| CN117966982A (en) * | 2024-03-28 | 2024-05-03 | 四川赛尔科美新材料科技有限公司 | Heat preservation layer based on silicon substrate heat preservation material and laying method thereof |
| CN117966982B (en) * | 2024-03-28 | 2024-06-07 | 四川赛尔科美新材料科技有限公司 | Heat preservation layer based on silicon substrate heat preservation material and laying method thereof |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |