CN113754393A - Aqueous inorganic heat-insulating thick paste coating - Google Patents
Aqueous inorganic heat-insulating thick paste coating Download PDFInfo
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- CN113754393A CN113754393A CN202110800598.2A CN202110800598A CN113754393A CN 113754393 A CN113754393 A CN 113754393A CN 202110800598 A CN202110800598 A CN 202110800598A CN 113754393 A CN113754393 A CN 113754393A
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- 239000011248 coating agent Substances 0.000 title claims abstract description 20
- 238000000576 coating method Methods 0.000 title claims abstract description 20
- 239000000843 powder Substances 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 14
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 14
- 239000010440 gypsum Substances 0.000 claims abstract description 10
- 229910052602 gypsum Inorganic materials 0.000 claims abstract description 10
- 229920000742 Cotton Polymers 0.000 claims abstract description 7
- 229920002472 Starch Polymers 0.000 claims abstract description 7
- 239000000440 bentonite Substances 0.000 claims abstract description 7
- 229910000278 bentonite Inorganic materials 0.000 claims abstract description 7
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229920002678 cellulose Polymers 0.000 claims abstract description 7
- 239000001913 cellulose Substances 0.000 claims abstract description 7
- 229920001971 elastomer Polymers 0.000 claims abstract description 7
- 239000012784 inorganic fiber Substances 0.000 claims abstract description 7
- 239000008107 starch Substances 0.000 claims abstract description 7
- 235000019698 starch Nutrition 0.000 claims abstract description 7
- 239000013008 thixotropic agent Substances 0.000 claims abstract description 7
- 239000013521 mastic Substances 0.000 claims abstract description 6
- 238000009413 insulation Methods 0.000 claims description 9
- 239000002994 raw material Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 238000004132 cross linking Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 239000004566 building material Substances 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 14
- 239000000463 material Substances 0.000 description 12
- 238000004321 preservation Methods 0.000 description 8
- 238000002474 experimental method Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000012774 insulation material Substances 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 239000011490 mineral wool Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- C04B28/14—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 calcium sulfate cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00017—Aspects relating to the protection of the environment
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00034—Physico-chemical characteristics of the mixtures
- C04B2111/00146—Sprayable or pumpable mixtures
- C04B2111/00155—Sprayable, i.e. concrete-like, materials able to be shaped by spraying instead of by casting, e.g. gunite
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00241—Physical properties of the materials not provided for elsewhere in C04B2111/00
- C04B2111/00293—Materials impermeable to liquids
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/40—Porous or lightweight materials
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Building Environments (AREA)
Abstract
The invention belongs to the technical field of building materials, and particularly relates to a water-based inorganic heat-insulating thick paste coating. The water-based inorganic heat-insulating mastic coating comprises the following components in parts by weight: 35-48% of sierozem powder, 2-3% of inorganic rubber powder, 1-2% of bentonite, 10-15% of gypsum powder, 80-mesh polyvinyl alcohol PVA 24883-4%, 0.2% of OC thixotropic agent, 0.1-0.2% of 20 ten thousand viscosity cellulose, 0.01-0.05% of 301 starch ether, 4-6% of inorganic fiber cotton and 19-38.55% of vitrified micro bubbles. The invention aims to provide a passive water-based inorganic heat-insulating thick paste coating for inner and outer walls, which is energy-saving, emission-reducing, heat-insulating, water-resistant and fireproof.
Description
Technical Field
The invention belongs to the technical field of building materials, and particularly relates to a water-based inorganic heat-insulating thick paste coating.
Background
Along with the rapid development of economy and cities in China in recent years, the building area is about 460 ten thousand square meters at present, the blowout type development of the real estate industry pulls up to high buildings and mansions, new residences in rural areas need a large amount of heat insulation materials, and XPS extruded sheets, polyurethane phenolic boards, EPS rock wool boards and the like are mostly adopted in the south and north of the great rivers in China at present. Although the fire retardant is added to improve the fire resistance through continuous improvement, the hidden danger of fire caused by flammability still cannot be overcome. In addition, in recent years, the accidents of falling off and car-crashing of external wall insulation systems all over the country frequently occur, and the existing materials generally need to be maintained for about ten years, so that the research and development of composite multifunctional heat-insulating water-based heat-insulating thick paste coating are extremely urgent, and the market urgently needs to develop and produce a new inorganic external wall heat-insulating coating product which is heat-insulating, low in manufacturing cost, simple in construction, good in weather resistance, non-toxic and non-combustible, and has the functions of low heat conductivity coefficient, freeze thawing resistance, no cavity, strong negative wind pressure resistance, water resistance, ventilation, breathing and the like. The wall surface has good structure and is suitable for the main performances of wide climates in the south and north of the great river.
Disclosure of Invention
The invention aims to provide a building water-based inorganic heat-preservation thick paste coating which is energy-saving, emission-reducing, heat-insulating, heat-preserving, water-resistant and fireproof and is used for interior and exterior walls in a passive mode.
In order to achieve the purpose, the invention adopts the following technical scheme:
the water-based inorganic heat-insulating mastic coating comprises the following components in parts by weight:
35 to 48 percent of sierozem powder,
2 to 3 percent of inorganic rubber powder,
1 to 2 percent of bentonite,
10 to 15 percent of gypsum powder,
80-mesh polyvinyl alcohol PVA 24883-4%,
0.2 percent of OC thixotropic agent,
0.1 to 0.2 percent of cellulose with 20 ten thousand of viscosity,
301 starch ether 0.01-0.05%,
4 to 6 percent of inorganic fiber cotton,
19-38.55% of vitrified micro bubbles.
The invention is mainly applied to the novel water-based green heat-preservation material for the passive green buildings of the inner and outer walls, which has the advantages of energy conservation, emission reduction, heat insulation, heat preservation, water resistance and fire resistance, and can replace the original extruded sheets, rock wool sheets and other heat-preservation materials and systems. Is a novel fireproof, heat-preservation and heat-insulation material.
On the basis of adopting the technical scheme, the invention can also adopt the following further scheme:
the vitrified micro bubbles comprise 4-7.55% of vitrified micro bubbles of 40-80 meshes and 15-31% of vitrified micro bubbles of 30-40 meshes.
The using method of the coating comprises the following steps:
s1, uniformly mixing all the raw materials in proportion, and packaging for later use;
s2, mixing the mixture obtained in the step S1 and water in a ratio of 1:1.5, stirring uniformly;
and S3, coating the mixture obtained in the step S2 on the wall according to a preset thickness, performing crosslinking curing, and standing and solidifying for more than 20 days.
The invention adopts industrial byproduct gypsum gel material, forms a hollow vacuum isolated air by crosslinking solidification, micro-foaming and sealing hollow glass beads to increase heat insulation performance, microscopically reduces heat conduction, fiber reinforcement and other comprehensive composite synergistic chemical and physical double organic combination, thereby replacing the common existing heat insulation system and material in the market with fire resistance, heat insulation, water resistance, firmness, safety and energy saving, having low heat conductivity coefficient, fire resistance and heat insulation.
The invention adds the related materials into the stirring equipment in sequence through the gravity-free stirring equipment to be uniformly stirred, and the materials are placed into a package to obtain the product.
The invention has the following technical characteristics:
1. the invention adopts the modification of the hollow vitrified micro bubbles and the gypsum powder with better heat insulation, enhances the adoption of a cross-linking reaction technology, thereby solving the hidden trouble that the existing organic heat-insulating material is easy to cause fire and be inflammable in an external wall heat-insulating system, further increasing the variety of new heat-insulating materials, simultaneously utilizing industrial byproduct waste and fluorgypsum, and solving the problem that the gypsum is not water-resistant.
2. The product of the invention has the advantages of energy saving, heat insulation, fire prevention, heat preservation, water resistance, low heat conductivity coefficient, convenient spraying construction, the same service life as a building, no need of rework maintenance in midway, green energy saving of the building of more than 70 percent, common use of internal and external walls, more convenient construction, adjustable thickness, low thermal bridge effect and light capacity, and can be used for heat preservation and waterproof construction of roofs instead of leveling and plastering of the internal and external walls.
Detailed Description
The following specific examples are further illustrative of the present invention and are not to be construed as limiting the invention.
In the first embodiment, the raw materials involved in the first embodiment are prepared by adopting the prior art, and comprise the following components in parts by weight:
35 percent of sierozem powder,
3 percent of inorganic rubber powder,
2 percent of bentonite,
15 percent of gypsum powder,
80-mesh polyvinyl alcohol PVA 24884%,
0.2 percent of OC thixotropic agent,
0.2 percent of cellulose with 20 ten thousand of viscosity,
301 of starch ether 0.05 percent,
6 percent of inorganic fiber cotton,
7.55 percent of vitrified micro bubbles of 40-80 meshes,
27 percent of 30-40 mesh vitrified micro bubbles.
In the second embodiment, the raw materials involved in the present embodiment are prepared by the prior art, and comprise the following components in parts by weight:
42 percent of sierozem powder,
3 percent of inorganic rubber powder,
2 percent of bentonite,
15 percent of gypsum powder,
80-mesh polyvinyl alcohol PVA 24884%,
0.2 percent of OC thixotropic agent,
0.2 percent of cellulose with 20 ten thousand of viscosity,
301 of starch ether 0.05 percent,
6 percent of inorganic fiber cotton,
7.55 percent of vitrified micro bubbles of 40-80 meshes,
20 percent of 30-40 mesh vitrified micro bubbles.
In the third embodiment, the raw materials involved in the present embodiment are prepared by the prior art, and comprise the following components in parts by weight:
45 percent of sierozem powder,
2 percent of inorganic rubber powder,
1 percent of bentonite,
10 percent of gypsum powder,
80-mesh polyvinyl alcohol PVA 24883%,
0.2 percent of OC thixotropic agent,
0.1 percent of cellulose with 20 ten thousand of viscosity,
301 of starch ether 0.01 percent,
4 percent of inorganic fiber cotton,
4 percent of vitrified micro bubbles of 40 to 80 meshes,
30.69 percent of 30-40 mesh vitrified micro bubbles.
In the fourth embodiment, the raw materials involved in the present embodiment are prepared by the prior art, and comprise the following components in parts by weight:
48 percent of sierozem powder,
2 percent of inorganic rubber powder,
1 percent of bentonite,
10 percent of gypsum powder,
80-mesh polyvinyl alcohol PVA 24883%,
0.2 percent of OC thixotropic agent,
0.1 percent of cellulose with 20 ten thousand of viscosity,
301 of starch ether 0.01 percent,
4 percent of inorganic fiber cotton,
4 percent of vitrified micro bubbles of 40 to 80 meshes,
27.69 percent of 30-40 mesh vitrified micro bubbles.
The method for using the coating of the embodiment comprises the following steps:
s1, uniformly mixing all the raw materials in proportion, and packaging for later use;
s2, mixing the mixture obtained in the step S1 and water in a ratio of 1:1.5, stirring uniformly;
and S3, coating the mixture obtained in the step S2 on the wall according to a preset thickness, performing crosslinking curing, and standing and solidifying for more than 20 days.
Samples I to IV are prepared according to the formulas of the above examples I to IV respectively, and the fireproof performance, the water resistance and the freeze-thaw resistance of the water-based inorganic heat-insulating thick paste coating are tested respectively. The experimental procedure was as follows:
1. adding tap water into the dry powder of the samples I to IV according to the proportion of 1:1.5 respectively, and stirring for 3 minutes until the dry powder reaches the proper viscosity, thereby obtaining four samples to be tested.
2. The stirred paste material (i.e., experimental samples one to four) was placed in four molds, respectively.
3. And respectively placing the four solidified finished products at the same indoor normal temperature.
4. Four portions of the finished material were burned using a gasoline burner with an external flame maintained at 700 deg.C for 60 minutes.
5. And (4) putting the burned four finished products into a refrigerator, and freezing for 12 hours at the temperature of minus 18 ℃.
6. Taking out four parts of the finished product material again, burning the finished product material for 60 minutes by using a gasoline burner again, and repeating the steps for three times.
The experimental results are as follows:
when a fire-proof experiment of the aqueous inorganic heat-preservation mastic coating is started, the surfaces of four burned finished products are blackened and discolored, and the surfaces of the four finished products are completely blackened after the experiment is carried out for 1 minute until no other change occurs to the four finished products after the burning for one hour. After three experiments of continuous repeated burning and freezing, the appearance and the property of the four finished products are not changed.
Experiments show that the fire-resistant level of the finished products implemented according to the first to fourth embodiments can reach the A level, and the finished products belong to the A level fireproof and non-combustible material. The quality of the fire resistance of the thermal insulation material is an important index and is a defect of the current thermal insulation material. The product effectively improves the fire resistance of the heat-insulating material, can be non-combustible, can not deform and fall off after being burned at high temperature, and plays an excellent role in building fire prevention.
The above description of the embodiments is only intended to facilitate the understanding of the method of the invention and its core ideas. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (3)
1. The water-based inorganic heat-insulating mastic coating is characterized by comprising the following components in percentage by weight:
35 to 48 percent of sierozem powder,
2 to 3 percent of inorganic rubber powder,
1 to 2 percent of bentonite,
10 to 15 percent of gypsum powder,
80-mesh polyvinyl alcohol PVA 24883-4%,
0.2 percent of OC thixotropic agent,
0.1 to 0.2 percent of cellulose with 20 ten thousand of viscosity,
301 starch ether 0.01-0.05%,
4 to 6 percent of inorganic fiber cotton,
19-38.55% of vitrified micro bubbles.
2. The aqueous inorganic thermal insulation mastic as claimed in claim 1, wherein the vitrified small bubbles comprise 4-7.55% of vitrified small bubbles of 40-80 meshes and 15-31% of vitrified small bubbles of 30-40 meshes.
3. The aqueous inorganic heat-insulating mastic coating as claimed in claim 1, wherein the application method of the coating comprises:
s1, uniformly mixing all the raw materials in proportion, and packaging for later use;
s2, mixing the mixture obtained in the step S1 and water in a ratio of 1:1.5, stirring uniformly;
and S3, coating the mixture obtained in the step S2 on the wall according to a preset thickness, performing crosslinking curing, and standing and solidifying for more than 20 days.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110800598.2A CN113754393A (en) | 2021-07-15 | 2021-07-15 | Aqueous inorganic heat-insulating thick paste coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110800598.2A CN113754393A (en) | 2021-07-15 | 2021-07-15 | Aqueous inorganic heat-insulating thick paste coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113754393A true CN113754393A (en) | 2021-12-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110800598.2A Pending CN113754393A (en) | 2021-07-15 | 2021-07-15 | Aqueous inorganic heat-insulating thick paste coating |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150174785A1 (en) * | 2013-12-20 | 2015-06-25 | Armstrong World Industries, Inc. | Wood products impregnated with water based compositions |
| CN106007607A (en) * | 2016-05-10 | 2016-10-12 | 马振义 | Waterproof gypsum-based thick fireproof coating |
| CN106045449A (en) * | 2016-05-10 | 2016-10-26 | 马振义 | Dihydrate gypsum based fireproof coating material |
| CN112321253A (en) * | 2020-11-03 | 2021-02-05 | 漆仙姑新材料技术重庆有限公司 | Multifunctional heat-preservation and heat-insulation material |
| CN112552719A (en) * | 2020-11-27 | 2021-03-26 | 鲁米科技(山东)有限公司 | Concrete surface fireproof heat-preservation gypsum-based fireproof coating and preparation method thereof |
| CN112646409A (en) * | 2020-12-30 | 2021-04-13 | 苏州大乘环保新材有限公司 | Novel high-strength gypsum heat-insulating putty and preparation method thereof |
-
2021
- 2021-07-15 CN CN202110800598.2A patent/CN113754393A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150174785A1 (en) * | 2013-12-20 | 2015-06-25 | Armstrong World Industries, Inc. | Wood products impregnated with water based compositions |
| CN106007607A (en) * | 2016-05-10 | 2016-10-12 | 马振义 | Waterproof gypsum-based thick fireproof coating |
| CN106045449A (en) * | 2016-05-10 | 2016-10-26 | 马振义 | Dihydrate gypsum based fireproof coating material |
| CN112321253A (en) * | 2020-11-03 | 2021-02-05 | 漆仙姑新材料技术重庆有限公司 | Multifunctional heat-preservation and heat-insulation material |
| CN112552719A (en) * | 2020-11-27 | 2021-03-26 | 鲁米科技(山东)有限公司 | Concrete surface fireproof heat-preservation gypsum-based fireproof coating and preparation method thereof |
| CN112646409A (en) * | 2020-12-30 | 2021-04-13 | 苏州大乘环保新材有限公司 | Novel high-strength gypsum heat-insulating putty and preparation method thereof |
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Application publication date: 20211207 |