CN111205024A - Non-combustible composite expanded polystyrene insulation board and preparation method thereof - Google Patents
Non-combustible composite expanded polystyrene insulation board and preparation method thereof Download PDFInfo
- Publication number
- CN111205024A CN111205024A CN202010036601.3A CN202010036601A CN111205024A CN 111205024 A CN111205024 A CN 111205024A CN 202010036601 A CN202010036601 A CN 202010036601A CN 111205024 A CN111205024 A CN 111205024A
- Authority
- CN
- China
- Prior art keywords
- parts
- insulation board
- expanded polystyrene
- composite expanded
- combustible composite
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
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
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/30—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values
- C04B2201/32—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values for the thermal conductivity, e.g. K-factors
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
Abstract
The invention discloses a non-combustible composite expanded polystyrene insulation board and a preparation method thereof, wherein the insulation board is composed of the following materials: the water-based paint comprises redispersible latex powder, a high-efficiency water reducing agent, methyl cellulose ether, a coagulant, calcium formate, a reinforcing agent, silica fume, cement, water and polyphenyl particles. Through the scheme, the heat insulation plate achieves the purposes of meeting the working requirements and being simple in manufacturing process, and has high practical value and popularization value in the field of heat insulation plates.
Description
Technical Field
The invention relates to the field of insulation boards, in particular to a non-combustible composite expanded polystyrene insulation board and a preparation method thereof.
Background
The polystyrene heat-insulating board is a foam heat-insulating board taking polystyrene resin as a raw material. The composite board is mainly used for building walls, roof insulation, composite board insulation, refrigeration houses, air conditioners, vehicles and ships, floor heating, decoration carving and the like, and has wide application;
therefore, it is urgently needed to design a non-combustible composite expanded polystyrene insulation board which meets the working requirements and has a simple manufacturing process.
Disclosure of Invention
Aiming at the problems, the invention aims to provide a non-combustible composite expanded polystyrene insulation board and a preparation method thereof, and the technical scheme adopted by the invention is as follows:
the non-combustible composite expanded polystyrene insulation board comprises the following components in parts by weight: 1-3 parts of redispersible latex powder, 2-4 parts of a high-efficiency water reducing agent, 0.5-1 part of methyl cellulose ether, 2-3 parts of a coagulant, 4.5-6 parts of calcium formate, 1-2 parts of a reinforcing agent, 20-21 parts of silica fume, 199-201 parts of cement, 109-111 parts of water and 2-3 parts of polyphenyl particles.
Further, the composition comprises the following components in parts by weight: 2-3 parts of redispersible latex powder, 3-4 parts of a high-efficiency water reducing agent, 0.5-0.7 part of methyl cellulose ether, 2-2.5 parts of a coagulant, 4.5-5.5 parts of calcium formate, 1-1.5 parts of a reinforcing agent, 20-20.5 parts of silica fume, 199-200 parts of cement, 109-110 parts of water and 2-2.5 parts of polyphenyl particles.
Further, the composition comprises the following components in parts by weight: 2 parts of redispersible latex powder, 3 parts of high-efficiency water reducing agent, 0.5 part of methyl cellulose ether, 2.5 parts of coagulant, 5 parts of calcium formate, 1.5 parts of reinforcing agent, 20 parts of silica fume, 200 parts of cement, 110 parts of water and 2 parts of polyphenyl particles.
Further, the cement model is 525.
Further, the preparation method of the non-combustible composite expanded polystyrene insulation board comprises the following steps:
step S01, putting 199-201 parts of cement, 1-3 parts of redispersible latex powder, 2-4 parts of a high-efficiency water reducing agent, 0.5-1 part of methyl cellulose ether, 2-3 parts of a coagulant, 4.5-6 parts of calcium formate, 1-2 parts of a reinforcing agent, 20-21 parts of silica fume and 109-111 parts of water into a special slurry mixer to obtain a slurry mixture for later use;
step S02, selecting polyphenyl granules with the diameter of Nmm by using a particle net cage;
step S03, adding 2-3 parts of the polystyrene particles obtained in the step S02 and the slurry mixture obtained in the step S01 into a special mixer for a uniform plate to mix, so as to obtain the original slurry of the non-combustible composite expanded polystyrene insulation board;
step S04, feeding the non-combustible composite expanded polystyrene insulation board raw stock into a mould box, and obtaining a blank through a material pressing machine;
step S05, curing for 10-15 days at normal temperature, and cutting;
step S06, cutting six surfaces of the obtained blank body through maintenance, wherein the cutting thickness of any blank body surface is 5 cm;
and S07, cutting the blank in the step S06 to obtain the non-combustible composite expanded polystyrene heat-insulation board.
Furthermore, the diameter Nmm of the polyphenyl granules is 3-5 mm.
Preferably, in the step S04, the compression ratio of the material press is 35%.
Compared with the prior art, the invention has the following beneficial effects:
(1) the invention skillfully adopts the polyphenyl granules with the diameter of 3-5 mm, and ensures that the polyphenyl granules are easier to mix.
(2) The preparation method of the non-combustible composite expanded polystyrene insulation board is simpler in preparation process.
(3) The non-combustible composite expanded polystyrene insulation board prepared by the invention has higher compressive strength, higher tensile strength, higher volume water absorption and lower heat conductivity coefficient.
The non-combustible composite expanded polystyrene insulation board and the preparation method thereof have high practical value and popularization value in the field of insulation boards.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope of protection, and it is obvious for those skilled in the art that other related drawings can be obtained according to these drawings without inventive efforts.
FIG. 1 is a schematic diagram of the apparatus of the present invention.
Detailed Description
To further clarify the objects, technical solutions and advantages of the present application, the present invention will be further described with reference to the accompanying drawings and examples, and embodiments of the present invention include, but are not limited to, the following examples. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Example 1
As shown in figure 1, the invention relates to a non-combustible composite expanded polystyrene insulation board and a preparation method thereof. In particular to a non-combustible composite expanded polystyrene insulation board which comprises the following components in parts by weight: 1 part of redispersible latex powder, 3 parts of high-efficiency water reducing agent, 0.7 part of methyl cellulose ether, 2 parts of coagulant, 5 parts of calcium formate, 2 parts of reinforcing agent, 20 parts of silica fume, 200 parts of cement, 109 parts of water and 2 parts of polyphenyl particles.
The preparation process is briefly described below:
step S01, putting 1 part of redispersible latex powder, 3 parts of high-efficiency water reducing agent, 0.7 part of methyl cellulose ether, 2 parts of coagulant, 5 parts of calcium formate, 2 parts of reinforcing agent, 20 parts of silica fume, 200 parts of cement with the model number of 525 and 109 parts of water into a special slurry mixer to obtain a slurry mixture for later use;
step S02, selecting polyphenyl granules with the diameter of 5mm by using a particle net cage;
step S03, adding 2 parts of the mixture of the polyphenyl granules obtained in the step S02 and the slurry obtained in the step S01 into a special mixer for a homogeneous plate to mix, and obtaining the original slurry of the non-combustible composite expanded polystyrene insulation board;
step S04, feeding the non-combustible composite expanded polystyrene insulation board raw slurry into a mould box, and obtaining a blank through a material pressing machine at a compression ratio of 35%;
step S05, curing for 15 days at normal temperature, and cutting;
step S06, cutting six surfaces of the obtained blank body through maintenance, wherein the cutting thickness of any blank body surface is 5 cm;
and S07, cutting the blank in the step S06 to obtain the non-combustible composite expanded polystyrene heat-insulation board.
The product 1 is obtained by the formula and the process.
Example 2
As shown in figure 1, the invention relates to a non-combustible composite expanded polystyrene insulation board and a preparation method thereof. The non-combustible composite expanded polystyrene insulation board comprises the following components in parts by weight: 3 parts of redispersible latex powder, 4 parts of high-efficiency water reducing agent, 0.6 part of methyl cellulose ether, 3 parts of coagulant, 5 parts of calcium formate, 1.3 parts of reinforcing agent, 20.3 parts of silica fume, 199.5 parts of cement, 109.5 parts of water and 2.3 parts of polyphenyl granules. Since the preparation method is the same as that of example 1, detailed description is omitted, and product 2 is obtained by the above formula and process.
Example 3
As shown in figure 1, the invention relates to a non-combustible composite expanded polystyrene insulation board and a preparation method thereof. The non-combustible composite expanded polystyrene insulation board comprises the following components in parts by weight: 2 parts of redispersible latex powder, 3 parts of high-efficiency water reducing agent, 0.5 part of methyl cellulose ether, 2.5 parts of coagulant, 5 parts of calcium formate, 1.5 parts of reinforcing agent, 20 parts of silica fume, 200 parts of cement, 110 parts of water and 2 parts of polyphenyl particles. Since the preparation method is the same as that of example 1, detailed description is omitted, and product 3 is obtained by the above formula and process.
Example 4
As shown in figure 1, the invention relates to a non-combustible composite expanded polystyrene insulation board and a preparation method thereof. The non-combustible composite expanded polystyrene insulation board comprises the following components in parts by weight: 1.3 parts of redispersible latex powder, 2.2 parts of high-efficiency water reducing agent, 0.8 part of methyl cellulose ether, 2.7 parts of coagulant, 5.2 parts of calcium formate, 1.2 parts of reinforcing agent, 20.2 parts of silica fume, 199.5 parts of cement, 110.5 parts of water and 2.2 parts of polyphenyl granules. Since the preparation method is the same as that of example 1, detailed description is omitted, and the product 4 is obtained by the above formula and process.
Example 5
As shown in figure 1, the invention relates to a non-combustible composite expanded polystyrene insulation board and a preparation method thereof. The non-combustible composite expanded polystyrene insulation board comprises the following components in parts by weight: 1.1 parts of redispersible latex powder, 2.1 parts of high-efficiency water reducing agent, 0.6 part of methyl cellulose ether, 2.1 parts of coagulant, 5.1 parts of calcium formate, 1.1 parts of reinforcing agent, 20.1 parts of silica fume, 199.2 parts of cement, 110.2 parts of water and 2.1 parts of polyphenyl granules. Since the preparation method is the same as that of example 1, detailed description is omitted, and the product 5 is obtained by the above formula and process.
In order to verify the relationship between the compression ratio and the tensile strength, the volume water absorption and the thermal conductivity; a comparative compression ratio test was carried out, taking the product prepared in example 3 as an example, with the following results:
| compression ratio | Compressive strength (MPa) | Volumetric water absorption | Thermal conductivity W/(mk) |
| 25％ | 0.22 | 4.69％ | 0.059 |
| 35％ | 0.30 | 4.49％ | 0.056 |
| 45％ | 0.40 | 4.32％ | 0.053 |
From the above table, it is understood that the compression ratio is increased, the compression strength of the incombustible composite expanded polystyrene heat-insulating board is improved, the volume water absorption is reduced, and the heat conductivity is reduced.
When the compression ratio is 35%, the performances of the non-combustible composite expanded polystyrene insulation boards prepared in the embodiments 1 to 5 are compared, and the results are as follows:
| product(s) | Dry density | Coefficient of thermal conductivity | Compressive strength | Tensile strength | Volumetric water absorption | Coefficient of softening |
| Product 1 | 175 | 0.066 | 0.22 | 0.11 | 4.36％ | 73％ |
| Product 2 | 176 | 0.064 | 0.23 | 0.12 | 4.37％ | 74％ |
| Product 3 | 177 | 0.059 | 0.40 | 0.13 | 4.49％ | 76％ |
| Product 4 | 169 | 0.068 | 0.20 | 0.10 | 4.31％ | 71％ |
| Product 5 | 170 | 0.067 | 0.21 | 0.10 | 4.33％ | 72％ |
From the above table data, it can be seen that: all the performances of the non-combustible composite expanded polystyrene insulation board prepared in the embodiments 1 to 5 meet the requirements of working performance, wherein the performance of the non-combustible composite expanded polystyrene insulation board prepared in the embodiment 3 is more excellent.
The above-mentioned embodiments are only preferred embodiments of the present invention, and do not limit the scope of the present invention, but all the modifications made by the principles of the present invention and the non-inventive efforts based on the above-mentioned embodiments shall fall within the scope of the present invention.
Claims (7)
1. The non-combustible composite expanded polystyrene insulation board is characterized by comprising the following components in parts by weight: 1-3 parts of redispersible latex powder, 2-4 parts of a high-efficiency water reducing agent, 0.5-1 part of methyl cellulose ether, 2-3 parts of a coagulant, 4.5-6 parts of calcium formate, 1-2 parts of a reinforcing agent, 20-21 parts of silica fume, 199-201 parts of cement, 109-111 parts of water and 2-3 parts of polyphenyl particles.
2. The non-combustible composite expanded polystyrene insulation board according to claim 1, characterized by comprising the following components in parts by weight: 2-3 parts of redispersible latex powder, 3-4 parts of a high-efficiency water reducing agent, 0.5-0.7 part of methyl cellulose ether, 2-2.5 parts of a coagulant, 4.5-5.5 parts of calcium formate, 1-1.5 parts of a reinforcing agent, 20-20.5 parts of silica fume, 199-200 parts of cement, 109-110 parts of water and 2-2.5 parts of polyphenyl particles.
3. The non-combustible composite expanded polystyrene insulation board according to claim 2, characterized by comprising the following components in parts by weight: 2 parts of redispersible latex powder, 3 parts of high-efficiency water reducing agent, 0.5 part of methyl cellulose ether, 2.5 parts of coagulant, 5 parts of calcium formate, 1.5 parts of reinforcing agent, 20 parts of silica fume, 200 parts of cement, 110 parts of water and 2 parts of polyphenyl particles.
4. The non-combustible composite expanded polystyrene insulation board according to claim 1, wherein the cement type is 525.
5. The preparation method of the non-combustible composite expanded polystyrene insulation board according to claim 3, characterized by comprising the following steps:
step S01, putting 199-201 parts of cement, 1-3 parts of redispersible latex powder, 2-4 parts of a high-efficiency water reducing agent, 0.5-1 part of methyl cellulose ether, 2-3 parts of a coagulant, 4.5-6 parts of calcium formate, 1-2 parts of a reinforcing agent, 20-21 parts of silica fume and 109-111 parts of water into a special slurry mixer to obtain a slurry mixture for later use;
step S02, selecting polyphenyl granules with the diameter of Nmm by using a particle net cage;
step S03, adding 2-3 parts of the polystyrene particles obtained in the step S02 and the slurry mixture obtained in the step S01 into a special mixer for a uniform plate to mix, so as to obtain the original slurry of the non-combustible composite expanded polystyrene insulation board;
step S04, feeding the non-combustible composite expanded polystyrene insulation board raw stock into a mould box, and obtaining a blank through a material pressing machine;
step S05, curing for 10-15 days at normal temperature, and cutting;
step S06, cutting six surfaces of the obtained blank body through maintenance, wherein the cutting thickness of any blank body surface is 5 cm;
and S07, cutting the blank in the step S06 to obtain the non-combustible composite expanded polystyrene heat-insulation board.
6. The preparation method of the non-combustible composite expanded polystyrene insulation board according to claim 5, wherein the diameter Nmm of the polystyrene particles is 3-5 mm.
7. The method for preparing the incombustible composite expanded polystyrene heat-insulating board according to claim 5, wherein in the step S04, the compression ratio of a pressing machine is 35%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010036601.3A CN111205024A (en) | 2020-01-14 | 2020-01-14 | Non-combustible composite expanded polystyrene insulation board and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010036601.3A CN111205024A (en) | 2020-01-14 | 2020-01-14 | Non-combustible composite expanded polystyrene insulation board and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111205024A true CN111205024A (en) | 2020-05-29 |
Family
ID=70783442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010036601.3A Pending CN111205024A (en) | 2020-01-14 | 2020-01-14 | Non-combustible composite expanded polystyrene insulation board and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111205024A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115385651A (en) * | 2022-08-25 | 2022-11-25 | 黄河三角洲京博化工研究院有限公司 | EPP building thermal insulation material and preparation method thereof |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102080422A (en) * | 2010-12-02 | 2011-06-01 | 付振顶 | Heat preservation and fire prevention integrated template and preparation and installation method thereof |
| CN102515671A (en) * | 2011-12-31 | 2012-06-27 | 戴武生 | Waterproof, fireproof and heat-insulating reinforced composite form and preparation method thereof |
| CN102677788A (en) * | 2012-05-09 | 2012-09-19 | 南京工业大学 | Cement-base light fireproof wall body heat insulation board and preparation method thereof |
| CN103011736A (en) * | 2012-11-23 | 2013-04-03 | 江苏特友诺新材料科技有限公司 | Preparation method of compound enhanced waterproof and fireproof heat-insulating board slurry |
| CN103276826A (en) * | 2013-06-28 | 2013-09-04 | 安徽中瑞节能装饰材料集团有限公司 | Inorganic composite A-class non-combustible insulation board and preparation method thereof |
| CN108178577A (en) * | 2018-01-15 | 2018-06-19 | 安徽龙谷商贸有限公司 | A kind of external wall insulation and preparation method thereof |
| CN108328985A (en) * | 2018-02-02 | 2018-07-27 | 四川锐泽建设工程有限公司 | A kind of building partition thermal insulation board and preparation method thereof |
| CN109879643A (en) * | 2019-03-11 | 2019-06-14 | 上海圣奎塑业有限公司 | Insulation board feedstock composition, rapid hardening insulation board and preparation method thereof |
| CN109914784A (en) * | 2019-04-18 | 2019-06-21 | 山东省滨州市坤合建筑工程有限公司 | One kind is exempted to tear exterior-wall heat insulation template and preparation method thereof open |
| CN110105041A (en) * | 2019-05-23 | 2019-08-09 | 上海日兆建设工程有限公司 | A kind of inorganic modified non-ignitable insulation board of graphite polystyrene and preparation method thereof |
-
2020
- 2020-01-14 CN CN202010036601.3A patent/CN111205024A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102080422A (en) * | 2010-12-02 | 2011-06-01 | 付振顶 | Heat preservation and fire prevention integrated template and preparation and installation method thereof |
| CN102515671A (en) * | 2011-12-31 | 2012-06-27 | 戴武生 | Waterproof, fireproof and heat-insulating reinforced composite form and preparation method thereof |
| CN102677788A (en) * | 2012-05-09 | 2012-09-19 | 南京工业大学 | Cement-base light fireproof wall body heat insulation board and preparation method thereof |
| CN103011736A (en) * | 2012-11-23 | 2013-04-03 | 江苏特友诺新材料科技有限公司 | Preparation method of compound enhanced waterproof and fireproof heat-insulating board slurry |
| CN103276826A (en) * | 2013-06-28 | 2013-09-04 | 安徽中瑞节能装饰材料集团有限公司 | Inorganic composite A-class non-combustible insulation board and preparation method thereof |
| CN108178577A (en) * | 2018-01-15 | 2018-06-19 | 安徽龙谷商贸有限公司 | A kind of external wall insulation and preparation method thereof |
| CN108328985A (en) * | 2018-02-02 | 2018-07-27 | 四川锐泽建设工程有限公司 | A kind of building partition thermal insulation board and preparation method thereof |
| CN109879643A (en) * | 2019-03-11 | 2019-06-14 | 上海圣奎塑业有限公司 | Insulation board feedstock composition, rapid hardening insulation board and preparation method thereof |
| CN109914784A (en) * | 2019-04-18 | 2019-06-21 | 山东省滨州市坤合建筑工程有限公司 | One kind is exempted to tear exterior-wall heat insulation template and preparation method thereof open |
| CN110105041A (en) * | 2019-05-23 | 2019-08-09 | 上海日兆建设工程有限公司 | A kind of inorganic modified non-ignitable insulation board of graphite polystyrene and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115385651A (en) * | 2022-08-25 | 2022-11-25 | 黄河三角洲京博化工研究院有限公司 | EPP building thermal insulation material and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4613627A (en) | Process for the manufacture of shaped fibrous products and the resultant product | |
| CN107556036B (en) | Heat insulation board and preparation method thereof | |
| CN109400070B (en) | Lightweight microporous sound-absorbing concrete inner partition plate and manufacturing method thereof | |
| CN112551979A (en) | Autoclaved aerated concrete and preparation method thereof | |
| CN111205024A (en) | Non-combustible composite expanded polystyrene insulation board and preparation method thereof | |
| CN111423671A (en) | Diatomite ecological plate and preparation method thereof | |
| CN112194417A (en) | Foaming non-steamed building block based on gasified slag and preparation method thereof | |
| CN108585663B (en) | Foaming cement and preparation method thereof | |
| EP1486471A1 (en) | COMPOSITE PLATE OF PLASTER AND INORGANIC FIBER, AND METHOD OF PRODUCING THE SAME | |
| CN106280185A (en) | A kind of light wood-plastic composite fiber plate and preparation method thereof | |
| US20140033953A1 (en) | Method of forming syntactic foams | |
| CN105504595A (en) | Diatom-needle environment-friendly floor | |
| CN114573363A (en) | High-strength alumina light brick and preparation method thereof | |
| CN105669127A (en) | Architectural insulation board by utilization of industrial waste residue and preparation method thereof | |
| CN113816671A (en) | A-level fireproof graphite composite insulation board material and preparation method thereof | |
| CN106380783B (en) | A kind of hard melamine foam and preparation method thereof of the cellulose modified enhancing of nanocrystal | |
| CN107226667A (en) | A kind of construction material and preparation method thereof | |
| CN113136078A (en) | Wear-resistant PVC heat-insulation board and preparation method thereof | |
| CN111285657B (en) | Thermal insulation wall material and manufacturing process thereof | |
| CN107056175A (en) | A kind of insulation fibre cement plate and its preparation technology | |
| CN112010625A (en) | Fireproof heat-insulating material and preparation process thereof | |
| CN111391352A (en) | Forming method of dissolving pulp fiber buffer packaging material | |
| CN112125620A (en) | Aerated concrete block with sanding powder as raw material and preparation method thereof | |
| CN112079610A (en) | Manufacturing process of foaming insulation board | |
| CN114560667B (en) | Light energy-saving foam concrete and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200529 |