CN110565870A - Material of sound-insulation heat-preservation hollow brick - Google Patents
Material of sound-insulation heat-preservation hollow brick Download PDFInfo
- Publication number
- CN110565870A CN110565870A CN201910883301.6A CN201910883301A CN110565870A CN 110565870 A CN110565870 A CN 110565870A CN 201910883301 A CN201910883301 A CN 201910883301A CN 110565870 A CN110565870 A CN 110565870A
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- Prior art keywords
- sound
- hollow brick
- brick
- heat
- filling layer
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/30—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by mixing gases into liquid compositions or plastisols, e.g. frothing with air
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C1/00—Building elements of block or other shape for the construction of parts of buildings
- E04C1/40—Building elements of block or other shape for the construction of parts of buildings built-up from parts of different materials, e.g. composed of layers of different materials or stones with filling material or with insulating inserts
- E04C1/41—Building elements of block or other shape for the construction of parts of buildings built-up from parts of different materials, e.g. composed of layers of different materials or stones with filling material or with insulating inserts composed of insulating material and load-bearing concrete, stone or stone-like material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2371/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers
- C08J2371/02—Polyalkylene oxides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2401/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
- C08J2401/08—Cellulose derivatives
- C08J2401/26—Cellulose ethers
- C08J2401/28—Alkyl ethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2405/00—Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2401/00 or C08J2403/00
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2433/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
- C08J2433/24—Homopolymers or copolymers of amides or imides
- C08J2433/26—Homopolymers or copolymers of acrylamide or methacrylamide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
-
- 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
- Y02A30/244—Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires
Abstract
The invention provides a material of a sound-insulation and heat-preservation hollow brick. The sound-insulation heat-preservation hollow brick comprises the following materials: the brick body, the inside of the brick body is hollow structure to the inside of the brick body is provided with the filling layer, and the main composition of filling layer includes foaming agent cream 40 ~ 80%, hydrogen peroxide 5 ~ 33%, polyether modified silicone oil 0.005 ~ 4.5% and water 2 ~ 42%, and the filling layer is prepared by the following method: and mixing the foaming agent paste, hydrogen peroxide, polyether modified silicone oil and water according to a corresponding ratio, and putting the mixture into a high-speed stirrer for stirring. The material of the sound-insulation heat-preservation hollow brick provided by the invention has light weight, does not influence the quality of the hollow brick, ensures the whole sealing property and integrity of the hollow brick, improves the waterproof property of the brick body after the foaming agent is injected into the hollow brick, improves the sound-insulation effect and the heat-preservation effect when the hollow brick is used by injecting the foaming agent into the hollow brick, and has the advantages of no toxicity, no corrosion, low cost and convenient use.
Description
Technical Field
The invention relates to the field of production and processing materials of hollow bricks, in particular to a material of a sound-insulation and heat-preservation hollow brick.
Background
Along with the continuous development and progress of the society, the continuous progress of the building industry, the needs and standards of building materials are gradually strict, in the brick material field on the existing building materials, the brick materials mainly comprise solid bricks and hollow bricks, the solid bricks are used as building members which are common in the market, but due to the development and utilization of resources, the resource consumption of the solid bricks is large, so that the development of the solid bricks is influenced, and the hollow bricks have the advantages of being stable in structure, light in weight, low in resource consumption and the like, and are widely used in building equipment, and due to the hollow structure inside the hollow bricks, the actual thickness of the hollow bricks is smaller than the whole thickness of the bricks.
in prior art, current hollow brick directly uses, and the hollow inside that leads to the hollow brick wall body is mostly hollow structure, influences holistic syllable-dividing effect of wall body and heat preservation effect, and the hollow brick result of use reduces, can not satisfy syllable-dividing and heat retaining effect.
Therefore, there is a need to provide a material for sound-insulating and heat-insulating hollow bricks to solve the above technical problems.
Disclosure of Invention
The invention provides a material for a sound-insulation and heat-preservation hollow brick, which solves the problem of poor heat-insulation and sound-insulation effects of the hollow brick.
In order to solve the technical problems, the sound-insulation and heat-preservation hollow brick provided by the invention comprises the following materials: the brick body, the inside of the brick body is hollow structure to the inside of the brick body is provided with the filling layer, the main composition of filling layer includes foaming agent cream 40 ~ 80%, hydrogen peroxide 5 ~ 33%, polyether modified silicone oil 0.005 ~ 4.5% and water 2 ~ 42%.
Preferably, the filling layer is prepared by the following method: mixing the foaming agent paste, hydrogen peroxide, polyether modified silicone oil and water according to a corresponding ratio, and putting the mixture into a high-speed stirrer for stirring, wherein the rotating speed of the stirrer is controlled to be 1500-1750 revolutions per minute, the stirring time is controlled to be within the range of 4-18 minutes, and the mixture is a finished filling material of the filling layer after stirring.
preferably, the preparation materials of the foaming agent paste comprise alkylphenol ethoxylates, fatty alcohol-polyoxyethylene ether sodium sulfate, lauryl sodium sulfate, fatty alcohol ammonium sulfate, polyacrylamide, sodium carboxymethylcellulose, xanthan gum, modified carbon powder ore powder and water.
Preferably, the foaming agent paste preparation materials are as follows according to the weight ratio: 6-7 parts of alkylphenol polyoxyethylene, 2-3 parts of fatty alcohol polyoxyethylene ether sodium sulfate, 3-4 parts of lauryl sodium sulfate, 4-5 parts of fatty alcohol ammonium sulfate, 1-3 parts of polyacrylamide, 2-3 parts of sodium carboxymethylcellulose, 2-4 parts of xanthan gum, 0.5-2 parts of modified carbon powder and 80-100 parts of water.
Preferably, the preparation method of the foaming agent paste is as follows: heating the prepared water to 45-55 ℃, sequentially adding the corresponding raw materials into the water according to the weight ratio for mixing, fully stirring and mixing the raw materials and the water through stirring equipment for 10-20 minutes, and cooling the mixed solution to normal temperature for packaging for later use after the raw materials are fully dissolved.
Preferably, the modified carbon powder ore powder is prepared from the following raw materials: carbon powder mineral powder, 13% hydrochloric acid, deionized water, 10% sodium hydroxide, lauryl alcohol, citric acid and stearic acid monoglyceride.
Preferably, the preparation method of the modified carbon powder ore powder comprises the following steps: and (3) soaking the carbon powder ore powder in 13% hydrochloric acid for 4-5 hours, separating the 13% hydrochloric acid, washing the soaked carbon powder ore powder to be neutral by using deionized water, and drying.
Preferably, the carbon powder mineral powder is washed to be neutral by deionized water and dried, then, 2-3% of lauryl alcohol, 1-2% of citric acid and 0.5-1% of stearic acid monoglyceride which are equal to the weight ratio of the carbon powder mineral powder are added, the mixed raw materials are put into a high-speed stirrer to be stirred, the rotating speed of the stirrer is controlled to 1400-1600 revolutions per minute, stirring is carried out for 5-7 minutes, dispersion liquid is obtained, finally, drying treatment is carried out on the dispersion liquid, and the dried mixed raw materials are ground into powder for later use.
Preferably, when the filling layer is injected into the brick body, the hollow brick after the brick body is sintered is preferentially cooled and solidified.
Preferably, after the brick body is cooled and solidified, the prepared mixture of the filling layer is driven into the interior of the brick body through a filling device, and the filling layer is sufficiently and uniformly distributed in the interior of the brick body.
Compared with the related art, the material of the sound-insulation and heat-preservation hollow brick provided by the invention has the following beneficial effects:
The invention provides a material for a sound-insulation heat-preservation hollow brick, wherein a filling layer is filled with a foaming agent to fill the hollow brick, the material is light, the quality of the hollow brick is not influenced, the integral sealing property and integrity of the hollow brick are ensured, the waterproof property of the brick body is improved after the foaming agent is injected into the hollow brick, the sound-insulation effect and the heat-preservation effect of the hollow brick are improved by injecting the foaming agent into the hollow brick, and the foaming agent filling layer is non-toxic and corrosion-free, has lower cost and is convenient to use.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of the material of the sound-insulation and heat-preservation hollow brick provided by the invention.
Reference numbers in the figures: 1. brick body, 2, filling layer.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a preferred embodiment of a material for a sound-insulating and heat-preserving hollow brick according to the present invention. The material of the sound-insulation and heat-preservation hollow brick comprises: the brick comprises a brick body 1, wherein the interior of the brick body 1 is of a hollow structure, a filling layer 2 is arranged in the brick body 1, and the main components of the filling layer 2 comprise 40-80% of foaming agent paste, 5-33% of hydrogen peroxide, 0.005-4.5% of polyether modified silicone oil and 2-42% of water.
The filling layer 2 is prepared by the following method: the foaming agent paste, the hydrogen peroxide, the polyether modified silicone oil and the water are mixed according to corresponding proportions and are put into a high-speed mixer for mixing, the rotating speed of the mixer is controlled to be 1500-1750 revolutions per minute, the mixing time is controlled to be within 4-18 minutes, the finished filling raw material of the filling layer 2 is obtained after mixing, the polyether modified silicone oil can eliminate partial ineffective large bubbles generated in the production and processing process and can improve the product demoulding speed so as to ensure the quality of the whole foaming process, has the effects of heat preservation, heat insulation and sound insulation and has the function of purifying air, the hollow brick filled by the filling layer 2 by adopting the foaming agent has light weight, does not influence the quality of the hollow brick, ensures the whole sealing property and integrity of the hollow brick, improves the waterproof property of the brick body after the foaming agent is injected into the hollow brick, and improves the sound insulation effect and the heat preservation effect when the hollow brick is used by injecting the foaming agent into the hollow brick, and the foaming agent filling layer 2 is non-toxic and corrosion-free, and has low cost and convenient use.
The preparation materials of the foaming agent paste comprise alkylphenol ethoxylates, fatty alcohol-polyoxyethylene ether sodium sulfate, lauryl sodium sulfate, fatty alcohol ammonium sulfate, polyacrylamide, sodium carboxymethylcellulose, xanthan gum, modified carbon powder ore powder and water.
The foaming agent paste is prepared from the following materials in parts by weight: 6-7 parts of alkylphenol polyoxyethylene, 2-3 parts of fatty alcohol polyoxyethylene ether sodium sulfate, 3-4 parts of lauryl sodium sulfate, 4-5 parts of fatty alcohol ammonium sulfate, 1-3 parts of polyacrylamide, 2-3 parts of sodium carboxymethylcellulose, 2-4 parts of xanthan gum, 0.5-2 parts of modified carbon powder and 80-100 parts of water.
the preparation method of the foaming agent paste comprises the following steps: heating the prepared water to 45-55 ℃, sequentially adding the corresponding raw materials into the water according to the weight ratio for mixing, fully stirring and mixing the raw materials and the water through stirring equipment for 10-20 minutes, and cooling the mixed solution to normal temperature for packaging for later use after the raw materials are fully dissolved.
The modified carbon powder ore powder is prepared from the following raw materials: carbon powder mineral powder, 13% hydrochloric acid, deionized water, 10% sodium hydroxide, lauryl alcohol, citric acid and stearic acid monoglyceride.
The preparation method of the modified carbon powder mineral powder comprises the following steps: and (3) soaking the carbon powder ore powder in 13% hydrochloric acid for 4-5 hours, separating the 13% hydrochloric acid, washing the soaked carbon powder ore powder to be neutral by using deionized water, and drying.
The method comprises the steps of cleaning carbon powder ore powder to be neutral by using deionized water, drying, adding 2-3% of lauryl alcohol, 1-2% of citric acid and 0.5-1% of stearic acid monoglyceride which are equivalent to the weight ratio of the carbon powder ore powder, putting the mixed raw materials into a high-speed stirrer for stirring, controlling the rotating speed of the stirrer to 1400-1600 revolutions per minute for stirring for 5-7 minutes to obtain dispersion liquid, finally drying the dispersion liquid, and grinding the dried mixed raw materials into powder for later use.
when the filling layer 2 is injected into the brick body 1, the hollow brick sintered by the brick body 1 is preferentially cooled and solidified.
After the brick body 1 is cooled and solidified, the prepared mixture of the filling layer 2 is driven into the interior of the brick body 1 through filling equipment, and the filling layer 2 is fully and uniformly distributed in the interior of the brick body 1.
The working principle of the material of the sound-insulation heat-preservation hollow brick provided by the invention is as follows:
The preparation method of the modified carbon powder ore powder comprises the following steps: soaking carbon powder ore powder in 13% hydrochloric acid for 4-5 hours, separating 13% hydrochloric acid, washing the soaked carbon powder ore powder to be neutral by using deionized water and drying, washing the carbon powder ore powder to be neutral by using deionized water and drying, adding 2-3% of lauryl alcohol, 1-2% of citric acid and 0.5-1% of stearic acid monoglyceride which are equal to the weight ratio of the carbon powder ore powder, stirring the mixed raw materials in a high-speed stirrer at the rotating speed of the stirrer of 1400-1600 revolutions/minute for 5-7 minutes to obtain a dispersion liquid, drying the dispersion liquid, grinding the dried mixed raw materials into powder for later use, heating the prepared water to 45-55 ℃, sequentially adding the corresponding raw materials into the water according to the weight ratio for mixing, and fully stirring and mixing the raw materials and the water by using stirring equipment, stirring for 10-20 minutes, and after the raw materials are fully dissolved, cooling the mixed solution to normal temperature and filling into a cylinder for later use.
Compared with the related art, the material of the sound-insulation and heat-preservation hollow brick provided by the invention has the following beneficial effects:
Filling layer 2 adopts the foamer to fill hollow brick not only material is light, does not influence the quality of hollow brick itself, ensures the holistic leakproofness of hollow brick and wholeness to improve the waterproof performance of brick body itself behind the foamer injection hollow brick, squeeze into the inside of hollow brick in order to improve the syllable-dividing effect and the heat preservation effect of hollow brick when using through the foamer, and foamer filling layer 2 nontoxic no corrosion type, the cost is lower, convenient to use.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A material of a sound-insulation heat-preservation hollow brick is characterized by comprising:
The brick body, the inside of the brick body is hollow structure to the inside of the brick body is provided with the filling layer, the main composition of filling layer includes foaming agent cream 40 ~ 80%, hydrogen peroxide 5 ~ 33%, polyether modified silicone oil 0.005 ~ 4.5% and water 2 ~ 42%.
2. The material for the sound-insulating and heat-insulating hollow brick as claimed in claim 1, wherein the filling layer is prepared by the following method: mixing the foaming agent paste, hydrogen peroxide, polyether modified silicone oil and water according to a corresponding ratio, and putting the mixture into a high-speed stirrer for stirring, wherein the rotating speed of the stirrer is controlled to be 1500-1750 revolutions per minute, the stirring time is controlled to be within the range of 4-18 minutes, and the mixture is a finished filling material of the filling layer after stirring.
3. The material for the sound-insulating and heat-insulating hollow brick as claimed in claim 1, wherein the material for preparing the foaming agent paste comprises alkylphenol ethoxylates, sodium fatty alcohol-polyoxyethylene ether sulfate, sodium dodecyl sulfate, ammonium fatty alcohol sulfate, polyacrylamide, sodium carboxymethylcellulose, xanthan gum, modified carbon powder and water.
4. The material for the sound-insulation and heat-preservation hollow brick as claimed in claim 3, wherein the foaming agent paste preparation material comprises the following components in parts by weight: 6-7 parts of alkylphenol polyoxyethylene, 2-3 parts of fatty alcohol polyoxyethylene ether sodium sulfate, 3-4 parts of lauryl sodium sulfate, 4-5 parts of fatty alcohol ammonium sulfate, 1-3 parts of polyacrylamide, 2-3 parts of sodium carboxymethylcellulose, 2-4 parts of xanthan gum, 0.5-2 parts of modified carbon powder and 80-100 parts of water.
5. The material for a sound-insulating and heat-insulating hollow brick as claimed in claim 4, wherein the foaming agent paste is prepared by the following method: heating the prepared water to 45-55 ℃, sequentially adding the corresponding raw materials into the water according to the weight ratio for mixing, fully stirring and mixing the raw materials and the water through stirring equipment for 10-20 minutes, and cooling the mixed solution to normal temperature for packaging for later use after the raw materials are fully dissolved.
6. The material of the sound-insulation and heat-preservation hollow brick as claimed in claim 4, wherein the modified carbon powder ore powder is prepared from the following raw materials: carbon powder mineral powder, 13% hydrochloric acid, deionized water, 10% sodium hydroxide, lauryl alcohol, citric acid and stearic acid monoglyceride.
7. The material of the sound-insulation and heat-preservation hollow brick as claimed in claim 6, wherein the preparation method of the modified carbon powder ore powder is as follows: and (3) soaking the carbon powder ore powder in 13% hydrochloric acid for 4-5 hours, separating the 13% hydrochloric acid, washing the soaked carbon powder ore powder to be neutral by using deionized water, and drying.
8. The material of the sound-insulation and heat-preservation hollow brick as claimed in claim 7, wherein the carbon powder ore powder is washed to be neutral by deionized water and dried, then lauryl alcohol 2-3%, citric acid 1-2% and stearic acid monoglyceride 0.5-1% by weight of the carbon powder ore powder are added, the mixed raw materials are put into a high-speed mixer to be mixed, the rotating speed of the mixer is controlled to 1400-1600 rpm and the mixture is mixed for 5-7 minutes to obtain a dispersion liquid, finally the dispersion liquid is dried, and the dried mixed raw materials are ground into powder for later use.
9. The material for a sound-insulating and heat-insulating hollow brick as claimed in claim 2, wherein the filling layer is formed by cooling and solidifying the sintered hollow brick preferentially when the filling layer is injected into the interior of the brick body.
10. The material for the sound-insulating and heat-insulating hollow brick as claimed in claim 9, wherein the prepared mixture of the filling layer is injected into the interior of the brick body by a filling device after the brick body is cooled and solidified, and the filling layer is sufficiently and uniformly distributed in the interior of the brick body.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910883301.6A CN110565870A (en) | 2019-09-19 | 2019-09-19 | Material of sound-insulation heat-preservation hollow brick |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910883301.6A CN110565870A (en) | 2019-09-19 | 2019-09-19 | Material of sound-insulation heat-preservation hollow brick |
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| CN110565870A true CN110565870A (en) | 2019-12-13 |
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| CN201910883301.6A Pending CN110565870A (en) | 2019-09-19 | 2019-09-19 | Material of sound-insulation heat-preservation hollow brick |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115849944A (en) * | 2022-12-21 | 2023-03-28 | 江苏恒尚节能科技股份有限公司 | Aerated concrete block for building curtain wall and preparation method thereof |
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| CN103274744A (en) * | 2013-06-12 | 2013-09-04 | 许庆华 | Tailing compound type foaming agent |
| CN103628614A (en) * | 2013-12-02 | 2014-03-12 | 段志祥 | Multifunctional foamed concrete composite self-heat-preservation block and forming method thereof |
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2019
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| CN200943282Y (en) * | 2006-08-07 | 2007-09-05 | 邓润炳 | Composite energy-saving hollow brick |
| CN101805202A (en) * | 2010-02-04 | 2010-08-18 | 重庆凯康科技有限公司 | Thermal insulation filler and thermal insulation building block as well as manufacturing method of thermal insulation building block |
| CN102964142A (en) * | 2012-10-26 | 2013-03-13 | 安徽艾柯泡塑股份有限公司 | Foaming agent for lightweight grouting material |
| CN103253972A (en) * | 2013-06-12 | 2013-08-21 | 许庆华 | Water-granulated slag composite type foaming agent |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115849944A (en) * | 2022-12-21 | 2023-03-28 | 江苏恒尚节能科技股份有限公司 | Aerated concrete block for building curtain wall and preparation method thereof |
| CN115849944B (en) * | 2022-12-21 | 2023-08-11 | 江苏恒尚节能科技股份有限公司 | Aerated concrete block for building curtain wall and preparation method thereof |
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Application publication date: 20191213 |
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