CN110158849B - Building brick - Google Patents
Building brick Download PDFInfo
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- CN110158849B CN110158849B CN201810192375.0A CN201810192375A CN110158849B CN 110158849 B CN110158849 B CN 110158849B CN 201810192375 A CN201810192375 A CN 201810192375A CN 110158849 B CN110158849 B CN 110158849B
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/08—Polyesters modified with higher fatty oils or their acids, or with resins or resin acids
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- 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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- 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 discloses a building brick, which comprises a brick body, wherein one end of the brick body is provided with a boss, the other end of the brick body is provided with a groove, an iron block is arranged inside the boss, a magnet is arranged inside the groove, a concrete layer is arranged inside the brick body, a vacuum layer is arranged inside the concrete layer, the front surface of the concrete layer is provided with a first heat insulation layer, the front surface of the first heat insulation layer is provided with a gypsum board, the rear surface of the concrete layer is provided with a second heat insulation layer, the rear surface of the second heat insulation layer is provided with a sound insulation layer, and the bottom of the brick body is provided with more than one hole; the building brick has simple design, good heat insulation effect and good sound insulation effect.
Description
The application provides divisional application of building bricks named as the original application date 2016, 24 months and 2, the application number 201610100922.9 and the application number Zhang Niulong of the applicant.
Technical Field
The present invention relates to a building block.
Background
At present, with the continuous development of society, the living standard of people is also continuously improved, and people pay more attention to the safety and the practical performance of buildings. The existing building material brick is quite troublesome in structural manufacture, a large amount of manpower and material resources are spent, the spent time is quite long, the cost is greatly improved, meanwhile, people are quite inconvenient in the installation process, the spent time is long, the efficiency is greatly reduced, the modern fire disaster is frequent, the fire resistance is not good enough, and the like, and in addition, the decoration performance and the strength are not better.
Generally, the building brick is generally a solid brick, is fired by a traditional manual process and mainly comprises red bricks and green bricks, and has the defects of heavy weight, low strength, poor quality, high cost and poor heat insulation effect. Therefore, people do great improvement on the manufacturing process of the building brick and the brick body structure, the main improvement is to change manual brick making into mechanical brick making, and change a solid brick into a perforated brick or a hollow brick, but the main improvement is still not ideal.
Disclosure of Invention
The invention aims to provide a building brick with simple design, good heat insulation effect and good sound insulation effect.
In order to solve the technical problems, the invention adopts the following technical scheme:
a building brick comprises a brick body, wherein one end of the brick body is provided with a boss, the other end of the brick body is provided with a groove, an iron block is arranged inside the boss, a magnet is arranged inside the groove, a concrete layer is arranged inside the brick body, a vacuum layer is arranged inside the concrete layer, a first heat insulation layer is arranged on the front surface of the concrete layer, a gypsum board is arranged on the front surface of the first heat insulation layer, a second heat insulation layer is arranged on the rear surface of the concrete layer, a sound insulation layer is arranged on the rear surface of the second heat insulation layer, more than one hole is formed in the bottom of the brick body, and the sound insulation layer is composed of 30-40 parts by weight of alkyd resin, 28-30 parts by weight of quartz sand, 18-20 parts by weight of maleic anhydride, 16-18 parts by weight of sodium dodecyl sulfate, 20-24 parts by weight of vermiculite, 18-20 parts by weight of propylene glycol, 18-20 parts by weight of calcium sulfate, 10-14 parts of calcium sulfonate, 10-14 parts of magnesium oxide, 16-18 parts of aluminum oxide, 10-12 parts of barium sulfate, 20-24 parts of glass fiber, 18-24 parts of polyethylene, 16-18 parts of polytrimethylene carbonate, 12-16 parts of polyvinyl chloride resin, 10-14 parts of dioctyl phthalate and 20-26 parts of water.
Further, the inside reinforcing bar that is provided with more than one of fragment of brick body has improved building fragment of brick's intensity.
Further, the inside glass fiber wool layer that is provided with of fragment of brick body has improved building fragment of brick's syllable-dividing effect.
Further, the inside diatom mud that is provided with of fragment of brick body can absorb the sound wave, improves building fragment of brick's syllable-dividing effect.
Furthermore, the upper surface of the brick body is provided with anti-skidding lines, so that the building bricks can be conveniently carried and used.
The manufacturing method of the sound insulation layer comprises the following steps:
1) feeding 30-40 parts of alkyd resin, 28-30 parts of quartz sand and 18-20 parts of maleic anhydride into a jet mill, grinding into powder, feeding into a heater, adding 20-26 parts of water, heating to 80-90 ℃, and keeping for 1-2 hours for later use;
2) feeding 20-24 parts of vermiculite into a stone crusher to be crushed into particles, and then feeding the particles into a roasting machine at the temperature of 900-1000 ℃ to be roasted, so that the volume of the particles is expanded by 20-30 times to form particles with countless fine thin-layer pores inside for later use;
3) feeding 16-18 parts of sodium dodecyl sulfate and 18-20 parts of propylene glycol into a stirrer, stirring at high speed, mixing with the particles prepared in the step 2), feeding into a large pot, heating to 60-70 ℃, and keeping for 20-30min for later use;
4) 10-14 parts of calcium sulfonate, 10-14 parts of magnesium oxide and 16-18 parts of aluminum oxide are taken and sent into a stirrer to be uniformly stirred, 20-24 parts of glass fiber is added and sent into a melting furnace to be heated to 1000-1200 ℃ for 1-2 hours for standby;
5) adding 10-12 parts of barium sulfate into the step 4), cooling to room temperature, and feeding into a crushing machine to prepare crushed particles for later use;
6) feeding 18-24 parts of polyethylene, 16-18 parts of polytrimethylene carbonate, 12-16 parts of polyvinyl chloride resin and 10-14 parts of dioctyl phthalate into a heater for heating, gradually raising the temperature from 100 ℃ to 300 ℃, wherein the temperature raising rate is 10 ℃/min, then heating for 1 hour at 300 ℃, and preserving heat for 30min for later use;
7) and (3) mixing the step 1), the step 3), the step 5) and the step 6), feeding into a melting furnace, heating to 1000-1200 ℃, continuing for 3-5 hours, pouring into a mold, casting, curing for 12 hours, demolding, and curing at normal temperature for three days to obtain the sound insulation layer of the building brick.
The invention has the beneficial effects that: the building brick is simple in design, the boss and the groove are arranged on the building brick body, the iron block is arranged in the boss, and the magnet is arranged in the groove, so that the connection between the brick and the brick is facilitated; through a series of arrangement of the vacuum layer, the first heat insulation layer, the second heat insulation layer and the sound insulation layer, the heat insulation and sound insulation effects of the building brick are greatly improved; through being provided with the gypsum board, the fire behavior of gypsum board is good, has improved the security.
Drawings
Fig. 1 is a cross-sectional view of a building block of the present invention.
Fig. 2 is a longitudinal cross-sectional view of a building block of the invention.
Detailed Description
Example one
Referring to fig. 1-2, a building brick, including fragment of brick body 1, 1 one end of fragment of brick body is provided with boss 2, and the other end is provided with recess 3, the inside iron plate 4 that is provided with of boss 2, the inside magnet 5 that is provided with of recess 3, 1 inside concrete layer 6 that is provided with of fragment of brick body, the inside vacuum layer 7 that is provided with of concrete layer 6, 6 front surfaces of concrete layer are provided with first insulating layer 9, 9 front surfaces of first insulating layer are provided with gypsum board 11, 6 rear surfaces of concrete layer are provided with second insulating layer 8, 8 rear surfaces of second insulating layer are provided with puigging 10, 1 bottom of fragment of brick body is provided with more than one hole 12.
More than one reinforcing steel bar (not shown) is arranged in the brick body 1, so that the strength of the building brick is improved.
The glass fiber wool layer (not shown) is arranged in the brick body 1, so that the sound insulation effect of the building brick is improved.
The interior of the brick body 1 is provided with diatom ooze (not shown), so that sound waves can be absorbed, and the sound insulation effect of the building bricks is improved.
The anti-skidding lines (not shown) are arranged on the upper surface of the brick body 1, so that the building bricks can be conveniently carried and used.
Method for manufacturing sound insulation layer 10:
1) feeding 30 parts of alkyd resin, 28 parts of quartz sand and 18 parts of maleic anhydride into a jet mill, grinding into powder, feeding into a heater, adding 20 parts of water, heating to 80 ℃, and keeping for 1 hour for later use;
2) feeding 20 parts of vermiculite into a stone crusher to be crushed into particles, and then feeding the particles into a roasting machine at 900 ℃ to be roasted to enable the volume of the particles to be expanded by 20 times, so that countless fine thin-layer pore particles are formed inside the particles for later use;
3) feeding 16 parts of sodium dodecyl sulfate and 18 parts of propylene glycol into a stirrer, stirring at a high speed, mixing with the particles prepared in the step 2), feeding into a cauldron, heating to 60 ℃, and keeping for 20min for later use;
4) 10-14 parts of calcium sulfonate, 10 parts of magnesium oxide and 16 parts of aluminum oxide are taken and sent into a stirrer to be uniformly stirred, 20 parts of glass fiber is added and sent into a melting furnace to be heated to 1000 ℃ for 1 hour for standby;
5) adding 10 parts of barium sulfate into the mixture obtained in the step 4), cooling to room temperature, and feeding the mixture into a crushing machine to prepare crushed particles for later use;
6) feeding 18 parts of polyethylene, 16 parts of polytrimethylene carbonate, 12 parts of polyvinyl chloride resin and 10 parts of dioctyl phthalate into a heater for heating, gradually raising the temperature from 100 ℃ to 300 ℃, raising the temperature at a rate of 10 ℃/min, heating at 300 ℃ for 1 hour, and preserving heat for 30min for later use;
7) and (3) mixing the step 1), the step 3), the step 5) and the step 6), feeding into a melting furnace, heating to 1000 ℃, continuing for 3 hours, pouring into a mold, casting, curing for 12 hours, demolding, and curing at normal temperature for three days to obtain the sound insulation layer 10 of the building brick.
Example two
Referring to fig. 1-2, a building brick, including fragment of brick body 1, 1 one end of fragment of brick body is provided with boss 2, and the other end is provided with recess 3, the inside iron plate 4 that is provided with of boss 2, the inside magnet 5 that is provided with of recess 3, 1 inside concrete layer 6 that is provided with of fragment of brick body, the inside vacuum layer 7 that is provided with of concrete layer 6, 6 front surfaces of concrete layer are provided with first insulating layer 9, 9 front surfaces of first insulating layer are provided with gypsum board 11, 6 rear surfaces of concrete layer are provided with second insulating layer 8, 8 rear surfaces of second insulating layer are provided with puigging 10, 1 bottom of fragment of brick body is provided with more than one hole 12.
More than one reinforcing steel bar (not shown) is arranged in the brick body 1, so that the strength of the building brick is improved.
The glass fiber wool layer (not shown) is arranged in the brick body 1, so that the sound insulation effect of the building brick is improved.
The interior of the brick body 1 is provided with diatom ooze (not shown), so that sound waves can be absorbed, and the sound insulation effect of the building bricks is improved.
The anti-skidding lines (not shown) are arranged on the upper surface of the brick body 1, so that the building bricks can be conveniently carried and used.
Method for manufacturing sound insulation layer 10:
1) feeding 35 parts of alkyd resin, 29 parts of quartz sand and 19 parts of maleic anhydride into a jet mill, grinding into powder, feeding into a heater, adding 23 parts of water, heating to 85 ℃, and keeping for 1.5 hours for later use;
2) 22 parts of vermiculite are taken and sent into a stone crusher to be crushed into particles, and then sent into a roasting machine at 950 ℃ to be roasted, so that the volume of the particles is expanded by 25 times, and countless fine thin-layer pore particles are formed inside the particles for later use;
3) feeding 17 parts of sodium dodecyl sulfate and 19 parts of propylene glycol into a stirrer, stirring at a high speed, mixing with the particles prepared in the step 2), feeding into a large pot, heating to 65 ℃, and keeping for 25min for later use;
4) feeding 12 parts of calcium sulfonate, 12 parts of magnesium oxide and 17 parts of aluminum oxide into a stirrer, uniformly stirring, adding 22 parts of glass fiber, feeding into a melting furnace, heating to 1100 ℃, and keeping for 1.5 hours for later use;
5) adding 11 parts of barium sulfate into the step 4), cooling to room temperature, and feeding into a crushing machine to prepare crushed particles for later use;
6) feeding 21 parts of polyethylene, 17 parts of polytrimethylene carbonate, 14 parts of polyvinyl chloride resin and 12 parts of dioctyl phthalate into a heater for heating, gradually raising the temperature from 100 ℃ to 300 ℃, raising the temperature at a rate of 10 ℃/min, heating at 300 ℃ for 1 hour, and preserving heat for 30min for later use;
7) and (3) mixing the step 1), the step 3), the step 5) and the step 6), feeding into a melting furnace, heating to 1100 ℃, continuing for 3-5 hours, pouring into a mold, casting, curing for 12 hours, demolding, and curing at normal temperature for three days to obtain the sound insulation layer 10 of the building brick.
EXAMPLE III
Referring to fig. 1-2, a building brick, including fragment of brick body 1, 1 one end of fragment of brick body is provided with boss 2, and the other end is provided with recess 3, the inside iron plate 4 that is provided with of boss 2, the inside magnet 5 that is provided with of recess 3, 1 inside concrete layer 6 that is provided with of fragment of brick body, the inside vacuum layer 7 that is provided with of concrete layer 6, 6 front surfaces of concrete layer are provided with first insulating layer 9, 9 front surfaces of first insulating layer are provided with gypsum board 11, 6 rear surfaces of concrete layer are provided with second insulating layer 8, 8 rear surfaces of second insulating layer are provided with puigging 10, 1 bottom of fragment of brick body is provided with more than one hole 12.
More than one reinforcing steel bar (not shown) is arranged in the brick body 1, so that the strength of the building brick is improved.
The glass fiber wool layer (not shown) is arranged in the brick body 1, so that the sound insulation effect of the building brick is improved.
The interior of the brick body 1 is provided with diatom ooze (not shown), so that sound waves can be absorbed, and the sound insulation effect of the building bricks is improved.
The anti-skidding lines (not shown) are arranged on the upper surface of the brick body 1, so that the building bricks can be conveniently carried and used.
Method for manufacturing sound insulation layer 10:
1) feeding 40 parts of alkyd resin, 30 parts of quartz sand and 20 parts of maleic anhydride into a jet mill, grinding into powder, feeding into a heater, adding 26 parts of water, heating to 90 ℃, and keeping for 2 hours for later use;
2) feeding 24 parts of vermiculite into a stone crusher to be crushed into particles, and then feeding the particles into a roasting machine at 1000 ℃ to be roasted, so that the volume of the particles is expanded by 30 times, and countless fine thin-layer pore particles are formed inside the particles for later use;
3) feeding 18 parts of sodium dodecyl sulfate and 20 parts of propylene glycol into a stirrer, stirring at a high speed, mixing with the particles prepared in the step 2), feeding into a large pot, heating to 70 ℃, and keeping for 30min for later use;
4) feeding 14 parts of calcium sulfonate, 14 parts of magnesium oxide and 18 parts of aluminum oxide into a stirrer, uniformly stirring, adding 24 parts of glass fiber, feeding into a melting furnace, heating to 1200 ℃, and keeping for 2 hours for later use;
5) adding 12 parts of barium sulfate into the step 4), cooling to room temperature, and feeding into a crushing machine to prepare crushed particles for later use;
6) feeding 24 parts of polyethylene, 18 parts of polytrimethylene carbonate, 16 parts of polyvinyl chloride resin and 14 parts of dioctyl phthalate into a heater for heating, gradually raising the temperature from 100 ℃ to 300 ℃, raising the temperature at a rate of 10 ℃/min, heating at 300 ℃ for 1 hour, and preserving heat for 30min for later use;
7) and (3) mixing the step 1), the step 3), the step 5) and the step 6), feeding into a melting furnace, heating to 1200 ℃, continuing for 5 hours, pouring into a mold, casting, curing for 12 hours, demolding, and curing at normal temperature for three days to obtain the sound insulation layer 10 of the building brick.
Examples of the experiments
The samples of example one, example two and example three and ordinary building bricks were selected and divided into 4 groups, and the performance of each group of building bricks was compared.
The comparison results are shown in the following table:
it can be seen that the samples of the three embodiments of the present invention provide significant improvements in thermal and acoustic insulation and structural strength over conventional building blocks.
The invention has the beneficial effects that: the building brick is simple in design, the boss and the groove are arranged on the building brick body, the iron block is arranged in the boss, and the magnet is arranged in the groove, so that the connection between the brick and the brick is facilitated; through a series of arrangement of the vacuum layer, the first heat insulation layer, the second heat insulation layer and the sound insulation layer, the heat insulation and sound insulation effects of the building brick are greatly improved; through being provided with the gypsum board, the fire behavior of gypsum board is good, has improved the security.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention.
Claims (2)
1. A building block, comprising: the brick comprises a brick body, wherein one end of the brick body is provided with a boss, the other end of the brick body is provided with a groove, an iron block is arranged inside the boss, a magnet is arranged inside the groove, a concrete layer is arranged inside the brick body, a vacuum layer is arranged inside the concrete layer, the front surface of the concrete layer is provided with a first heat insulation layer, the front surface of the first heat insulation layer is provided with a gypsum board, the rear surface of the concrete layer is provided with a second heat insulation layer, the rear surface of the second heat insulation layer is provided with a sound insulation layer, the bottom of the brick body is provided with more than one hole, diatom mud is also arranged inside the brick body, and the upper surface of the brick body is provided with anti-skid grains; the sound insulation layer is prepared from 30 parts of alkyd resin, 28 parts of quartz sand, 18 parts of maleic anhydride, 16 parts of sodium dodecyl sulfate, 20 parts of vermiculite, 18 parts of propylene glycol, 10-14 parts of calcium sulfonate, 10 parts of magnesium oxide, 16 parts of aluminum oxide, 10 parts of barium sulfate, 20 parts of glass fiber, 18 parts of polyethylene, 16 parts of polytrimethylene carbonate, 12 parts of polyvinyl chloride resin, 10 parts of dioctyl phthalate and 20 parts of water in parts by weight, and the preparation method of the sound insulation layer comprises the following steps:
1) feeding 30 parts of alkyd resin, 28 parts of quartz sand and 18 parts of maleic anhydride into a jet mill, grinding into powder, feeding into a heater, adding 20 parts of water, heating to 80 ℃, and keeping for 1 hour for later use;
2) feeding 20 parts of vermiculite into a stone crusher to be crushed into particles, and then feeding the particles into a roasting machine at 900 ℃ to be roasted to enable the volume of the particles to be expanded by 20 times, so that countless fine thin-layer pore particles are formed inside the particles for later use;
3) feeding 16 parts of sodium dodecyl sulfate and 18 parts of propylene glycol into a stirrer, stirring at a high speed, mixing with the particles prepared in the step 2), feeding into a cauldron, heating to 60 ℃, and keeping for 20min for later use;
4) 10-14 parts of calcium sulfonate, 10 parts of magnesium oxide and 16 parts of aluminum oxide are taken and sent into a stirrer to be uniformly stirred, 20 parts of glass fiber is added and sent into a melting furnace to be heated to 1000 ℃ for 1 hour for standby;
5) adding 10 parts of barium sulfate into the mixture obtained in the step 4), cooling to room temperature, and feeding the mixture into a crushing machine to prepare crushed particles for later use;
6) feeding 18 parts of polyethylene, 16 parts of polytrimethylene carbonate, 12 parts of polyvinyl chloride resin and 10 parts of dioctyl phthalate into a heater for heating, gradually raising the temperature from 100 ℃ to 300 ℃, raising the temperature at a rate of 10 ℃/min, heating at 300 ℃ for 1 hour, and preserving heat for 30min for later use;
7) and (3) mixing the step 1), the step 3), the step 5) and the step 6), feeding into a melting furnace, heating to 1000 ℃, continuing for 3 hours, pouring into a mold, casting, curing for 12 hours, demolding, and curing at normal temperature for three days to obtain the building brick sound insulation layer.
2. The building block of claim 1, wherein: more than one steel bar is arranged inside the brick body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810192375.0A CN110158849B (en) | 2016-02-24 | 2016-02-24 | Building brick |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610100922.9A CN105604236B (en) | 2016-02-24 | 2016-02-24 | A kind of building block |
| CN201810192375.0A CN110158849B (en) | 2016-02-24 | 2016-02-24 | Building brick |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610100922.9A Division CN105604236B (en) | 2016-02-24 | 2016-02-24 | A kind of building block |
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| CN110158849A CN110158849A (en) | 2019-08-23 |
| CN110158849B true CN110158849B (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810192375.0A Active CN110158849B (en) | 2016-02-24 | 2016-02-24 | Building brick |
| CN201610100922.9A Active CN105604236B (en) | 2016-02-24 | 2016-02-24 | A kind of building block |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610100922.9A Active CN105604236B (en) | 2016-02-24 | 2016-02-24 | A kind of building block |
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| CN110158849B (en) * | 2016-02-24 | 2021-11-05 | 夏勇 | Building brick |
| CN106337526A (en) * | 2016-09-18 | 2017-01-18 | 彭伟成 | Building brick |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US645325A (en) * | 1899-07-21 | 1900-03-13 | James Mcnamee | Apparatus for making plastic or concrete walls. |
| DE4214825C2 (en) * | 1992-05-10 | 2001-04-12 | Nuedling Franz C Basaltwerk | Component, in particular soundproofing stone |
| US6453625B1 (en) * | 2001-07-06 | 2002-09-24 | Jeffrey M. Corbett | Insulated building block |
| US20090173570A1 (en) * | 2007-12-20 | 2009-07-09 | Levit Natalia V | Acoustically absorbent ceiling tile having barrier facing with diffuse reflectance |
| ES2523093T3 (en) * | 2010-11-05 | 2014-11-20 | Basf Se | Melamine resin foam with inorganic filler material |
| CN202745260U (en) * | 2012-08-29 | 2013-02-20 | 周志林 | Building energy conservation brick |
| CN102877302A (en) * | 2012-10-28 | 2013-01-16 | 徐磊 | Preparation method of composite sound insulation material |
| CN203347088U (en) * | 2013-06-30 | 2013-12-18 | 李建 | Building energy-saving brick |
| CN104326698B (en) * | 2014-10-16 | 2017-02-08 | 江苏贸隆机械制造有限公司 | Building sound insulation material and preparation method thereof |
| CN105084852A (en) * | 2015-09-15 | 2015-11-25 | 江苏锦宇环境工程有限公司 | Preparation method of phosphogypsum-base composite thermal-insulation mortar |
| CN110158849B (en) * | 2016-02-24 | 2021-11-05 | 夏勇 | Building brick |
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| CN105604236B (en) | 2018-05-25 |
| CN105604236A (en) | 2016-05-25 |
| CN110158849A (en) | 2019-08-23 |
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