CN108017358A - A kind of production method of the ceramsite foam concrete of phase transformation self-heat conserving - Google Patents
A kind of production method of the ceramsite foam concrete of phase transformation self-heat conserving Download PDFInfo
- Publication number
- CN108017358A CN108017358A CN201711232895.1A CN201711232895A CN108017358A CN 108017358 A CN108017358 A CN 108017358A CN 201711232895 A CN201711232895 A CN 201711232895A CN 108017358 A CN108017358 A CN 108017358A
- Authority
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- China
- Prior art keywords
- foam concrete
- phase transformation
- glass fibre
- heat conserving
- porous ceramic
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- 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.)
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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
- C04B28/02—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 hydraulic cements other than calcium sulfates
- C04B28/10—Lime cements or magnesium oxide 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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/10—Coating or impregnating
- C04B20/1018—Coating or impregnating with organic materials
- C04B20/1029—Macromolecular compounds
- C04B20/1044—Bituminous 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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/10—Coating or impregnating
- C04B20/1051—Organo-metallic compounds; Organo-silicon compounds, e.g. bentone
-
- 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
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
- C04B33/1324—Recycled material, e.g. tile dust, stone waste, spent refractory material
-
- 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
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
- C04B33/135—Combustion residues, e.g. fly ash, incineration waste
- C04B33/1352—Fuel ashes, e.g. fly ash
-
- 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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/009—Porous or hollow ceramic granular materials, e.g. microballoons
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
Abstract
A kind of production method of the ceramsite foam concrete of phase transformation self-heat conserving, it is characterised in that it includes, and high temperature sintering prepares porous ceramic grain；Modified haydite is prepared by carrier loaded paraffin and palmitic acid of porous ceramic grain；Glass fibre coupling processing；To be modified haydite and cement as primary raw material, glass fibre is toughener, and through raw material premix, mechanical foaming, prepares the slurry of stable uniform, die-filling, vibrates, and quiet to stop paying out bubble, drying, obtains the ceramsite foam concrete of phase transformation self-heat conserving.The foam concrete of the present invention, to load the porous ceramic grain of paraffin and palmitic acid as primary raw material, glass fibre is toughener, its thermal and insulating performance is far more than common concrete material, the energy is saved with energy consumption is reduced, the effective function of slowing down fluctuations in indoor temperature, reduces cost, while can guarantee that the mechanical strength of foam concrete.
Description
Technical field
The present invention relates to a kind of building field, especially a kind of producer of the ceramsite foam concrete of phase transformation self-heat conserving
Method.
Background technology
With expanding economy and the raising of living standards of the people, requirement of the people to the indoor comfort degree of building is more next
Higher, building energy-saving problem is increasingly shown especially.Active development novel energy-conserving walling not only meets the needs for carrying out building energy conservation, but also symbol
Close the requirement of national walling innovation policy.And in recent years, substantial amounts of work has been done in various regions in this respect, wherein developing rapidly
Haydite and haydite concrete be exactly an importance, artificial porcelain granule raw material sources are extensive, and haydite concrete has lightweight
The series of advantages such as high-strength, insulation, durable, antidetonation.Therefore, since the advent of the world, it, which is researched and developed, is constantly subjected to various countries' weight
Depending on the development of self-heat conserving haydite concrete is into the outstanding feature of a national development lightweight aggregate level.However, common light bone
Expect that concrete thermal capacitance is small, thermal and insulating performance difference causes fluctuations in indoor temperature big, adds the load of heating air-conditioner system, causes
Building energy consumption rises.On the other hand, energy can be stored at it in vivo by interconvertibility energy storage material in the form of latent heat of phase change, real
Existing conversion of the energy between different space-time positions, so as to reduce the effect that building heating or air-conditioning use no or little,
The capacity that air-treatment needed for can reducing is set, reduces the operation and maintenance cost of air-conditioning or heating system, additionally it is possible to which reduction is built
The temperature movement in thing is built, improves the utilization rate of the energy, new approach is provided to save building energy consumption.Therefore, how by phase transformation
Energy storage material is applied to be prepared into corresponding phase-change accumulation energy concrete in lightweight aggregate concrete, so as to improve common lightweight aggregate coagulation
Effect of the soil in terms of energy consumption is saved, meanwhile, and can ensure the performance of lightweight aggregate concrete.
The content of the invention
It is an object of the invention to provide a kind of production method of the ceramsite foam concrete of inexpensive phase transformation self-heat conserving.
To achieve these goals, present invention employs following technical solution：
A kind of production method of the ceramsite foam concrete of phase transformation self-heat conserving, it is characterised in that it includes, and high temperature sintering prepares more
Hole haydite；Modified haydite is prepared by carrier loaded paraffin and palmitic acid of porous ceramic grain；Glass fibre coupling processing；Made pottery with modified
Grain and cement are primary raw material, and glass fibre is toughener, and through raw material premix, mechanical foaming, prepares the slurry of stable uniform, fill
Mould, vibrates, and quiet to stop paying out bubble, drying, obtains the ceramsite foam concrete of phase transformation self-heat conserving.
The production method of the ceramsite foam concrete of the phase transformation self-heat conserving, it is characterised in that it has following specific step
Suddenly it is prepared：
（1）Flyash, clay and gangue are put into ball milling 20-30min in ball mill, sieving obtains the particle of 80-100 mesh,
In 50-60 DEG C of drying in oven；Into the material of drying plus water stirs, and adjusting water content is 18-20%, then passes through pan-pelletizer
Generate raw material ball；Raw material ball is dried using 50-70 DEG C of hot-air, makes water content≤5% of raw material ball；Shift paramount
In warm roaster, 900-1050 DEG C is warming up to the heating rate of 15-20 DEG C/min, high-temperature roasting 15-20min, with 15-20
DEG C/rate of temperature fall of min is cooled to 30 DEG C, obtain porous ceramic grain；
（2）By paraffin and palmitic acid with 1：It is put into after the mass ratio mixing of 0.3-0.4 in beaker, beaker is placed in 60-65 DEG C of perseverance
In tepidarium, it is fused into liquid and stir evenly, cooling obtains phase-change material；Under the conditions of 60-65 DEG C, pass through vacuum pump
30-40min is aspirated to porous ceramic grain, then porous ceramic grain 3-5h is soaked using the phase-change material of molten state, it is dry, obtain modified pottery
Grain；
（3）Glass fibre, potassium hydroxide are added in acetone of 8-10 times equivalent to glass fiber weight part, are uniformly mixed,
Ultrasonic disperse 40-50min, adds silane coupling agent kh-550, and to 60-70 DEG C, stirring reaction 5-6h, adds hard rise temperature
Resin acid zinc, adjusting solution ph are 7-8, continue stirring reaction 1-2h, drying, obtains the glass fibre of coupling processing after filtering；
（4）In the water for the parts by weight that Tea Saponin and HF30 cement blowing agents are added to 100-120 times, mixing speed 1500-
1800r/min, stir 30-40min, machinery draw mix foaming obtain foaming slurries；In mortar mixer, successively will while stirring
Modified haydite, the glass fibre of coupling processing, yellow sand, lime and cement are added in foaming slurries, with 250-300r/min's
Mixing speed mixes slowly 3min, then quickly stirs 1min with the mixing speed of 1200-1500r/min, until slurry is homogeneous steady
It is fixed；
（5）The slurry stirred evenly is fed into mould rapidly, the slurry with mould is sent to the platform that vibrates and carries out the 50-60s that vibrates；
The slurry with mould after vibrating, which is put into, quiet to stop interior, being separated with plastic plate between every layer of mould, temperature is 30-35 DEG C, humidity is
95-98RH%, quiet to stop paying out bubble 20-24h, the demoulding, repairs a die, then is put into 38-42 DEG C of vacuum drying chamber and dries to constant weight, and obtains phase transformation
The ceramsite foam concrete of self-heat conserving.
The production method of the ceramsite foam concrete of the phase transformation self-heat conserving, it is characterised in that step（1）Middle fine coal
The mass ratio of ash, clay and gangue is 1：1.2-1.5：0.5-0.6.
The production method of the ceramsite foam concrete of the phase transformation self-heat conserving, it is characterised in that step（3）Middle glass fibers
Dimension, potassium hydroxide, silane coupling agent kh-550, the mass ratio of zinc stearate are 1：0.1-0.12：0.04-0.05：0.02-
0.03。
The production method of the ceramsite foam concrete of the phase transformation self-heat conserving, it is characterised in that step（4）Middle tea soap
Element, HF30 cement blowing agents, modified haydite, the glass fibre of coupling processing, yellow sand, the mass ratio of lime and cement are 1：0.6-
0.8：80-100：20-30：30-40：20-25：40-50.
By using above-mentioned technical solution, the present invention has the advantages that：
The present invention prepares porous ceramic grain by primary raw material high temperature sintering of flyash, then using porous ceramic grain as carrier, using negative pressure
Paraffin and palmitic acid are filled in the gap structure of porous ceramic grain by the mode of immersion, prepare modified haydite, and be modified pottery with this
Aggregate of the grain as foam concrete, it is on the one hand of the invention using flyash solid industrial waste production porous ceramic grain, meet state
Family save the energy, the state basic policy of Resource Recycling Utilization, be solid waste building materials, comprehensive utilization of resources effective way, product
Added value is high, has good environment benefits and economic gains；On the other hand, the paraffin and palmitic acid of porous ceramic grain load, has and subtracts
The fluctuation of small indoor environment temperature, improves the comfort level of indoor environment, the advantages that improving utilization ratio and the environmental protection of the energy.
Glass fibre is added in the foam concrete of the present invention, glass fibre forms the network branch of multidirectional distribution in foam concrete
Support body system, reduces the tension force that concrete is formed in moulding contraction and freezing；In concrete shrinkage, it shrinks energy by glass
Glass fiber is absorbed, and effectively increases the toughness of concrete, suppresses the generation and extension of micro-crack, so as to improve concrete
Bending strength, impact resistance and resistance to drying shrinkage.The foam concrete of the present invention, its thermal and insulating performance are far more than normal concrete
Material, having, which reduces energy consumption, saves the energy, effectively slows down the function of fluctuations in indoor temperature, reduces cost, can guarantee that at the same time
The mechanical strength of foam concrete.
Embodiment
The production method of the ceramsite foam concrete of the phase transformation self-heat conserving of the present embodiment, its have following specific steps prepare and
Into：
（1）Flyash, clay and gangue are put into ball milling 30min in ball mill, sieving obtains the particle of 100 mesh, at 60 DEG C
Drying in oven；Into the material of drying plus water stirring, adjusting water content are 20%, then generate raw material ball by pan-pelletizer；Adopt
Raw material ball is dried with 70 DEG C of hot-air, makes water content≤5% of raw material ball；It is transferred in high-temperature roasting furnace, with 15
DEG C/heating rate of min is warming up to 900-1050 DEG C, high-temperature roasting 20min, it is cooled to 30 with the rate of temperature fall of 20 DEG C/min
DEG C, obtain porous ceramic grain；
（2）By paraffin and palmitic acid with 1：It is put into after the mass ratio mixing of 0.3-0.4 in beaker, beaker is placed in 65 DEG C of thermostatted waters
In bath, it is fused into liquid and stir evenly, cooling obtains phase-change material；Under the conditions of 65 DEG C, by vacuum pump to porous
Haydite aspirates 40min, then soaks porous ceramic grain 5h using the phase-change material of molten state, dry, obtains modified haydite；
（3）Glass fibre, potassium hydroxide are added in acetone of 10 times equivalent to glass fiber weight part, are uniformly mixed, surpassed
Sound disperses 50min, adds silane coupling agent kh-550, and to 70 DEG C, stirring reaction 6h, adds zinc stearate, adjust rise temperature
It is 7 to save solution ph, continues stirring reaction 1h, drying, obtains the glass fibre of coupling processing after filtering；
（4）In the water for the parts by weight that Tea Saponin and HF30 cement blowing agents are added to 100 times, mixing speed 1800r/min,
Stir 40min, machinery draw mix foaming obtain foaming slurries；, while stirring successively will modified haydite, coupling in mortar mixer
Glass fibre, yellow sand, lime and the cement of processing are added in foaming slurries, are mixed slowly with the mixing speed of 300r/min
3min, then 1min is quickly stirred with the mixing speed of 1500r/min, until slurry stable homogeneous；
（5）The slurry stirred evenly is fed into mould rapidly, the slurry with mould is sent to the platform that vibrates and carries out the 60s that vibrates；Will
The slurry with mould after vibrating be put into it is quiet stop interior, being separated with plastic plate between every layer of mould, temperature is 35 DEG C, humidity 98RH%,
Quiet to stop paying out bubble 24h, the demoulding, repairs a die, then is put into 40 DEG C of vacuum drying chambers and dries to constant weight, and obtains the haydite foam of phase transformation self-heat conserving
Concrete.
The step of the present embodiment（1）The mass ratio of middle flyash, clay and gangue is 1：1.5：0.6.
The step of the present embodiment（3）Middle glass fibre, potassium hydroxide, silane coupling agent kh-550, the quality of zinc stearate
Than for 1：0.12：0.05：0.02.
The step of the present embodiment（4）Middle Tea Saponin, HF30 cement blowing agents, modified haydite, coupling processing glass fibre,
The mass ratio of yellow sand, lime and cement is 1：0.6：100：30：40：20：50.
Claims (5)
1. a kind of production method of the ceramsite foam concrete of phase transformation self-heat conserving, it is characterised in that it includes, prepared by high temperature sintering
Porous ceramic grain；Modified haydite is prepared by carrier loaded paraffin and palmitic acid of porous ceramic grain；Glass fibre coupling processing；With modification
Haydite and cement are primary raw material, and glass fibre is toughener, and through raw material premix, mechanical foaming, prepares the slurry of stable uniform,
It is die-filling, vibrate, quiet to stop paying out bubble, drying, obtains the ceramsite foam concrete of phase transformation self-heat conserving.
2. the production method of the ceramsite foam concrete of phase transformation self-heat conserving according to claim 1, it is characterised in that it has
Following specific steps are prepared：
（1）Flyash, clay and gangue are put into ball milling 20-30min in ball mill, sieving obtains the particle of 80-100 mesh,
In 50-60 DEG C of drying in oven；Into the material of drying plus water stirs, and adjusting water content is 18-20%, then passes through pan-pelletizer
Generate raw material ball；Raw material ball is dried using 50-70 DEG C of hot-air, makes water content≤5% of raw material ball；Shift paramount
In warm roaster, 900-1050 DEG C is warming up to the heating rate of 15-20 DEG C/min, high-temperature roasting 15-20min, with 15-20
DEG C/rate of temperature fall of min is cooled to 30 DEG C, obtain porous ceramic grain；
（2）By paraffin and palmitic acid with 1：It is put into after the mass ratio mixing of 0.3-0.4 in beaker, beaker is placed in 60-65 DEG C of perseverance
In tepidarium, it is fused into liquid and stir evenly, cooling obtains phase-change material；Under the conditions of 60-65 DEG C, pass through vacuum pump
30-40min is aspirated to porous ceramic grain, then porous ceramic grain 3-5h is soaked using the phase-change material of molten state, it is dry, obtain modified pottery
Grain；
（3）Glass fibre, potassium hydroxide are added in acetone of 8-10 times equivalent to glass fiber weight part, are uniformly mixed,
Ultrasonic disperse 40-50min, adds silane coupling agent kh-550, and to 60-70 DEG C, stirring reaction 5-6h, adds hard rise temperature
Resin acid zinc, adjusting solution ph are 7-8, continue stirring reaction 1-2h, drying, obtains the glass fibre of coupling processing after filtering；
（4）In the water for the parts by weight that Tea Saponin and HF30 cement blowing agents are added to 100-120 times, mixing speed 1500-
1800r/min, stir 30-40min, machinery draw mix foaming obtain foaming slurries；In mortar mixer, successively will while stirring
Modified haydite, the glass fibre of coupling processing, yellow sand, lime and cement are added in foaming slurries, with 250-300r/min's
Mixing speed mixes slowly 3min, then quickly stirs 1min with the mixing speed of 1200-1500r/min, until slurry is homogeneous steady
It is fixed；
（5）The slurry stirred evenly is fed into mould rapidly, the slurry with mould is sent to the platform that vibrates and carries out the 50-60s that vibrates；
The slurry with mould after vibrating, which is put into, quiet to stop interior, being separated with plastic plate between every layer of mould, temperature is 30-35 DEG C, humidity is
95-98RH%, quiet to stop paying out bubble 20-24h, the demoulding, repairs a die, then is put into 38-42 DEG C of vacuum drying chamber and dries to constant weight, and obtains phase transformation
The ceramsite foam concrete of self-heat conserving.
3. the production method of the ceramsite foam concrete of phase transformation self-heat conserving according to claim 2, it is characterised in that step
（1）The mass ratio of middle flyash, clay and gangue is 1：1.2-1.5：0.5-0.6.
4. the production method of the ceramsite foam concrete of phase transformation self-heat conserving according to claim 2, it is characterised in that step
（3）Middle glass fibre, potassium hydroxide, silane coupling agent kh-550, the mass ratio of zinc stearate are 1：0.1-0.12：0.04-
0.05：0.02-0.03.
5. the production method of the ceramsite foam concrete of phase transformation self-heat conserving according to claim 2, it is characterised in that step
（4）Middle Tea Saponin, HF30 cement blowing agents, the quality for being modified haydite, the glass fibre of coupling processing, yellow sand, lime and cement
Than for 1：0.6-0.8：80-100：20-30：30-40：20-25：40-50.
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| CN201711232895.1A CN108017358A (en) | 2017-11-30 | 2017-11-30 | A kind of production method of the ceramsite foam concrete of phase transformation self-heat conserving |
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|---|---|---|---|
| CN201711232895.1A CN108017358A (en) | 2017-11-30 | 2017-11-30 | A kind of production method of the ceramsite foam concrete of phase transformation self-heat conserving |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111606628A (en) * | 2020-06-05 | 2020-09-01 | 蚌埠龙淮建筑科技有限公司 | Ternary composite phase-change thermal-insulation foam building material and preparation method thereof |
| CN114656936A (en) * | 2022-04-14 | 2022-06-24 | 南京航空航天大学 | Preparation method of low-temperature environment heat-insulating material based on phase change regulation and control technology |
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- 2017-11-30 CN CN201711232895.1A patent/CN108017358A/en active Pending
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| CN102167615A (en) * | 2010-12-24 | 2011-08-31 | 范宇泉 | Superstrong heat-preserving ceramsite and production method thereof |
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| CN111606628A (en) * | 2020-06-05 | 2020-09-01 | 蚌埠龙淮建筑科技有限公司 | Ternary composite phase-change thermal-insulation foam building material and preparation method thereof |
| CN114656936A (en) * | 2022-04-14 | 2022-06-24 | 南京航空航天大学 | Preparation method of low-temperature environment heat-insulating material based on phase change regulation and control technology |
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Application publication date: 20180511 |