CN108101480A - A kind of preparation method of Anti-pressure aerated bricks - Google Patents
A kind of preparation method of Anti-pressure aerated bricks Download PDFInfo
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- CN108101480A CN108101480A CN201711246661.2A CN201711246661A CN108101480A CN 108101480 A CN108101480 A CN 108101480A CN 201711246661 A CN201711246661 A CN 201711246661A CN 108101480 A CN108101480 A CN 108101480A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/14—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
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- 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
- C04B20/02—Treatment
- C04B20/023—Chemical treatment
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- 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
- C04B38/0022—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof obtained by a chemical conversion or reaction other than those relating to the setting or hardening of cement-like material or to the formation of a sol or a gel, e.g. by carbonising or pyrolysing preformed cellular materials based on polymers, organo-metallic or organo-silicon precursors
- C04B38/0025—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof obtained by a chemical conversion or reaction other than those relating to the setting or hardening of cement-like material or to the formation of a sol or a gel, e.g. by carbonising or pyrolysing preformed cellular materials based on polymers, organo-metallic or organo-silicon precursors starting from inorganic materials only, e.g. metal foam; Lanxide type products
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- 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
- C04B38/08—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding porous substances
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/40—Porous or lightweight materials
-
- 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 kind of preparation methods of Anti-pressure aerated bricks, belong to building material technical field.It counts in parts by weight, fluorite ore ground-slag is weighed successively, cement, gypsum, modified mixed-powder, pre-process glass bead, mix nanometer powder, aluminium powder, sepiolite, graphite oxide, talcum powder, calcium stearate, odium stearate, part dispersant and water, fluorite ore ground-slag is calcined, fluorite ore ground-slag must be pre-processed, pretreatment fluorite ore ground-slag gypsum is mixed, add in water, it is stirred, mixed slurry must be pre-processed, mixed slurry and cement mixing will be pre-processed, add in modified mixed-powder, pre-process glass bead, mix nanometer powder, aluminium powder, sepiolite, graphite oxide, talcum powder, calcium stearate, odium stearate and dispersant, after being stirred, obtain mixed slurry, by mixed slurry moulding by casting, precuring, the demoulding, obtain blank, after blank steam press maintenance, up to Anti-pressure aerated bricks.Gained Anti-pressure aerated bricks of the invention have excellent compressive property.
Description
Technical field
The invention discloses a kind of preparation methods of Anti-pressure aerated bricks, belong to building material technical field.
Background technology
Aerated bricks are " autoclave aerated concrete building block ", and abbreviation aerated bricks are the aeratings produced by autoclave at high temperature apparatus and process
Concrete segment." aerated bricks " can be understood as a simplified or general title.Its product scope covered should
This will more greatly, i.e., using the brick product of other various technique productions including steam pressure.
The advantages of aerated bricks is：1st, it is light-weight.The general weight of air-entrained concrete building block is 500~700kg/m3, only quite
In clay brick 1/4~1/5, the 1/5 of normal concrete, it is lighter one kind in concrete.It is built than common brick concrete structure
The dead weight built reduces by more than 40%.2nd, thermal and insulating performance is good.The thermal conductivity factor of air entrained concrete is the 1/6 of normal concrete, every
Hot property is significantly better than the clay brick wall of 240mm thickness.3rd, shock resistance is strong.Air entrained concrete light capacity, overall performance be good,
Inertia force is small during shake, so with certain shock resistance.4th, processing performance is good.Air entrained concrete has good processability
Can, can saw, dig, following closely, milling, brill, to construction bring great convenience with flexibly.5th, there is certain heat-resisting quantity.Aerating coagulation
When temperature is less than 600 degree, compression strength slightly increases soil, and when temperature is at 600 degree or so, compression strength is close to often
Compression strength when warm, fire protecting performance reach country-level fire-protection standard.6th, sound insulation value is good.The internal structure of air entrained concrete
Image planes bag is the same, is evenly distributed substantial amounts of sealed porosity, therefore the sound absorption qualities not having with common buildings material.
7th, it is adaptable.It can carry out amount body according to local different raw material, different condition and make surely.River sand, flyash, ore deposit may be selected in raw material
Sand etc., adaptation to local conditions.It can be salvaged, it is environmental, really turn waste into wealth.But also there are compressive properties for traditional aerated bricks
The problem of bad, therefore also need to study it.
The content of the invention
The present invention solves the technical problem of：For traditional aerated bricks compressive property it is bad the problem of, provide a kind of anti-
The preparation method of die mould aerated bricks.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is：
（1）Zeolite is pulverized and sieved, obtains zeolite powder, after the aerobic calcining of zeolite powder high temperature, obtains pretreatment zeolite powder, it will
Porous ceramics crushes, and sieving obtains porous ceramic powders, by pretreatment zeolite powder and porous ceramics powder in mass ratio 3：1~
4：1 mixing, stirring obtain mixed-powder；
（2）By mixed-powder and saturated sodium carbonate solution in mass ratio 1：5~1：10 mixing, cool down, and filter, dry, obtain pre- place
Mixed-powder is managed, by pretreatment mixed-powder and calcium hydroxide solution in mass ratio 1：3~1：5 mixing, and it is passed through carbon dioxide
Gas filters, and freeze-drying obtains modified mixed-powder；
（3）By glass bead and sodium hydroxide solution in mass ratio 1：3~1：5 mixing, soaking at room temperature, filtering obtain pretreatment glass
Change microballon, by pretreatment glass bead and phenolic resin in mass ratio 1：4~1：6 mixing, and add in pretreatment glass bead matter
The silane coupling agent of 0.2~0.3 times of amount, after being stirred, filtering obtains modified vitrification micro-bead；
（4）By modified vitrification micro-bead and paraffin in mass ratio 1：6~1：8 mixing impregnate, and add in modified paraffin quality 0.10~
0.12 times of curing agent and the aluminium oxide of 0.2~0.3 times of modified paraffin quality, after being stirred, Freezing smashing obtains pretreatment and changes
Property glass bead；
（5）It counts in parts by weight, weighs 20~25 parts of fluorite ore ground-slags successively, 15~18 parts of cement, 8~10 parts of gypsum, 5~10
The modified mixed-powder of part, 8~12 parts of pretreatment glass beads, 4~6 parts of mixing nanometer powders, 4~6 parts of aluminium powders, 3~5 parts of Hai Pao
Stone, 2~3 parts of graphite oxides, 2~4 parts of talcum powder, 1~2 part of calcium stearate, 1~2 part of odium stearate, 0.1~0.2 part of dispersant
With 5~12 parts of water, fluorite ore ground-slag is calcined, fluorite ore ground-slag must be pre-processed, pretreatment fluorite ore ground-slag gypsum is mixed, and
Water is added in, is stirred, obtains pretreatment mixed slurry, by pretreatment mixed slurry and cement mixing, and is sequentially added modified mixed
Powder is closed, pre-processes glass bead, mixes nanometer powder, aluminium powder, sepiolite, graphite oxide, talcum powder, calcium stearate, tristearin
Sour sodium and dispersant after being stirred, obtain mixed slurry, by mixed slurry moulding by casting, obtain pretreatment blank, will pre-process base
Expect precuring, the demoulding, blank, by after blank steam press maintenance to get Anti-pressure aerated bricks.
Step（1）The porous ceramics is corundum material porous ceramics, aluminosilicate material porous ceramics or cordierite material
Expect any one in porous ceramics.
Step（2）The preparation method of the saturated sodium carbonate solution is heated to water temperature in beaker to add water in beaker
For 60 DEG C, sodium carbonate is added in into beaker, until there is crystal precipitation, is filtered to get saturated sodium carbonate solution.
Step（3）The silane coupling agent is silane resin acceptor kh-550, silane coupling agent KH-560 or silane coupling agent
Any one in KH-570.
Step（4）The paraffin is mineral wax mixture of the carbon number between 24~30.
Step（4）The curing agent is m-phenylene diamine (MPD), any one in vinyl triamine or ethylenediamine.
Step（5）The preparation method of the mixing nanometer powder is that waste and old concrete crushed 80~160 mesh sieves, is obtained mixed
Solidifying soil powder, by nano-titanium dioxide and nano silicon dioxide in mass ratio 1：2~1：3 mixing, and add in nano-titanium dioxide
The concrete powder that 5~6 times of quality, is stirred, and obtains mixing nanometer powder.
Step（5）The dispersant is Dispersant MF, any one in dispersant NNO or dispersant 5040.
The beneficial effects of the invention are as follows：
（1）The present invention adds in modified mixed-powder when preparing Anti-pressure aerated bricks, first, contains zeolite in modified mixed-powder
Powder and porous ceramics powder after adding in aerated bricks system, can be filled capillary porosity existing for system inside, and
And have preferable mechanical property due to containing inside zeolite powder and porous ceramics powder compared with concrete dynamic modulus, while possessing, so that
The compressive property of product improves, and soundproof effect is promoted, secondly modified mixed-powder in modifying process in zeolite powder and porous
Deposited calcium bicarbonate and calcium carbonate inside ceramic powders, in addition system after, calcium bicarbonate can be in product preparation process
It decomposes and generates calcium carbonate, water and carbon dioxide, the calcium carbonate for decomposing generation can be to zeolite powder, porous ceramics powder and sepiolite
Internal hole is filled, and makes zeolite powder, and the mechanical property of porous ceramics powder and sepiolite further improves, so that
The compressive property of product further improves, and the water of generation can promote hydrated cementitious more complete, so that the consistency of product carries
Height, compressive property improve, and generate carbon dioxide can inside system pore-forming so that product weight reduce；
（2）The present invention adds in pretreatment modification glass bead when preparing Anti-pressure aerated bricks, on the one hand, glass bead has matter
Gently, the advantages of mechanical property is good while can reduce product quality after adding in aerated bricks system, ensures the crushing resistance of product
Can, and there is certain hole inside glass bead, the sound insulation value of product can be improved after adding in aerated bricks system, separately
One side glass bead is after treatment, inside glass bead and adsorption phenolic resin, and table after the pre-treatment
Bread wraps up in one layer of paraffin containing curing agent and aluminium hydroxide, and in product preparation process, phenolic resin can be acted in curing agent
Lower curing improves the mechanical property of glass bead, so that the compressive property of product improves, and paraffin can be prepared in product
Melt carrying aluminium hydroxide in journey to be filled the tiny hole inside system, so that the compressive property of product further carries
It is high.
Specific embodiment
Zeolite is moved into pulverizer, 120~200 mesh sieves is crushed, obtains zeolite powder, zeolite powder is moved into and is calcined
Stove under conditions of temperature is 500~800 DEG C after 45~75min of the aerobic calcining of high temperature, obtains pretreatment zeolite powder, will be porous
Ceramics move into pulverizer and crush, and cross 120~180 mesh sieves, obtain porous ceramic powders, by pretreatment zeolite powder and porous ceramics powder
End in mass ratio 3：1~4：1 is mixed in mixer, and 15~30min is stirred under conditions of rotating speed is 200~300r/min
Afterwards, mixed-powder is obtained；By mixed-powder and saturated sodium carbonate solution in mass ratio 1：5~1：10 are mixed in beaker, in temperature
For 60 DEG C, under conditions of rotating speed is 280~380r/min, after 15~20min is mixed, material in beaker is cooled to 15~
20 DEG C, filtering obtains filter cake, filter cake is moved into drying box, under conditions of temperature is 60~80 DEG C, 30~35min of freeze-day with constant temperature
Afterwards, pretreatment mixed-powder is obtained, calcium hydroxide solution that mixed-powder and mass fraction are 5~10% will be pre-processed in mass ratio
1：3~1：5 are mixed in flask, and are passed through carbon dioxide into flask with the rate of 12~15ml/min, in temperature be 0
Under conditions of~2 DEG C, after 45~60mnin of isothermal reaction, filtering obtains filter residue, filter residue is freeze-dried, obtains modified mixed-powder；
By the sodium hydroxide solution in mass ratio 1 that glass bead and mass fraction are 20~35%：3~1：5 mixing, under room temperature
After impregnating 25~45min, filtering obtains pretreatment glass bead, by pretreatment glass bead and phenolic resin in mass ratio 1：4~
1：6 mixing, and pretreatment glass bead quality 0.2~0.3 is added in into the mixture of pretreatment glass bead and phenolic resin
Silane coupling agent again is 55~75 DEG C in temperature, and rotating speed is stirred 50~80min under conditions of being 250~350r/min
Afterwards, filter, obtain modified vitrification micro-bead；By modified vitrification micro-bead and paraffin in mass ratio 1：6~1：8 mixing, and to modified vitreous
The curing agent of 0.10~0.12 times of modified vitrification micro-bead quality and modified vitrification micro-bead matter are added in the mixture of microballon and paraffin
0.2~0.3 times of aluminium oxide of amount is 55~70 DEG C in temperature, rotating speed is stirred 20 under conditions of being 350~400r/min~
After 40min, glass bead mixture is obtained, by glass bead mixture Freezing smashing, obtains pretreatment modification glass bead；By weight
Number meter weighs 20~25 parts of fluorite ore ground-slags, 15~18 parts of cement, 8~10 parts of gypsum, 5~10 parts of modified mixed powders successively
End, 8~12 parts of pretreatment glass beads, 4~6 parts of mixing nanometer powders, 4~6 parts of aluminium powders, 3~5 parts of sepiolites, 2~3 parts of oxygen
Graphite, 2~4 parts of talcum powder, 1~2 part of calcium stearate, 1~2 part of odium stearate, 0.1~0.2 part of dispersant and 5~12 parts
Fluorite ore ground-slag is moved into calcining furnace by water, after 3~5h is calcined under conditions of temperature is 400~600 DEG C, obtains pretreatment fluorite
Pretreatment fluorite ore ground-slag gypsum is mixed in mixer, and water is added in into mixer by slag powders, in temperature be 45~65
DEG C, after rotating speed is stirred 2~4min under conditions of being 600~1000r/min, pretreatment mixed slurry is obtained, pretreatment is mixed
Slurry is closed with cement mixing in batch mixer, and adds in modified mixed-powder into batch mixer successively, glass bead is pre-processed, mixes
Close nanometer powder, aluminium powder, sepiolite, graphite oxide, talcum powder, calcium stearate, odium stearate and dispersant, and in temperature be 45
~60 DEG C, after rotating speed is stirred 3~5min under conditions of being 1000~1500r/min, mixed slurry is obtained, mixed slurry is moved
Enter in mold, moulding by casting, obtain pretreatment blank, will pretreatment blank in temperature for precuring 3 under conditions of 60~80 DEG C~
After 5h, the demoulding, obtain blank, by blank in temperature be 160~220 DEG C, pressure be 1.0~1.8MPa under conditions of steam press maintenance 18
~for 24 hours after to get Anti-pressure aerated bricks.The porous ceramics be corundum material porous ceramics, aluminosilicate material porous ceramics
Or any one in cordierite material porous ceramics.The preparation method of the saturated sodium carbonate solution is to add water in beaker,
It is 60 DEG C to be heated to water temperature in beaker, and sodium carbonate is added in into beaker, until there is crystal precipitation, is filtered to get saturated sodium carbonate
Solution.The preparation method of the saturated sodium carbonate solution is adds water in beaker, and it is 60 DEG C to be heated to water temperature in beaker, to burning
Sodium carbonate is added in cup, until there is crystal precipitation, is filtered to get saturated sodium carbonate solution.The paraffin is carbon number 24
Mineral wax mixture between~30.The curing agent is m-phenylene diamine (MPD), any one in vinyl triamine or ethylenediamine.It is described mixed
The preparation method for closing nanometer powder is that waste and old concrete crushed 80~160 mesh sieves, concrete powder is obtained, by nanometer titanium dioxide
Titanium and nano silicon dioxide in mass ratio 1：2~1：3 mixing, and add in the concrete powder of 5~6 times of nano-titanium dioxide quality
End is stirred, and obtains mixing nanometer powder.The dispersant is Dispersant MF, any one in dispersant NNO or dispersant 5040
Kind.
Example 1
Zeolite is moved into pulverizer, 200 mesh sieves is crushed, obtains zeolite powder, zeolite powder is moved into calcining furnace, be in temperature
Under conditions of 800 DEG C after the aerobic calcining 75min of high temperature, pretreatment zeolite powder is obtained, porous ceramics is moved into pulverizer crushes, mistake
180 mesh sieves obtain porous ceramic powders, by pretreatment zeolite powder and porous ceramics powder in mass ratio 4：1 is mixed in mixer
In, after rotating speed is stirs 30min under conditions of 300r/min, obtain mixed-powder；By mixed-powder and saturated sodium carbonate solution
In mass ratio 1：10 are mixed in beaker, in temperature be 60 DEG C, rotating speed be 380r/min under conditions of, be mixed 20min after,
Material in beaker is cooled to 20 DEG C, filtering obtains filter cake, filter cake is moved into drying box, under conditions of temperature is 80 DEG C, constant temperature
After dry 35min, pretreatment mixed-powder is obtained, the calcium hydroxide solution for pre-processing mixed-powder with mass fraction is 10% is pressed
Mass ratio 1：5 are mixed in flask, and are passed through carbon dioxide into flask with the rate of 15ml/min, in temperature be 2 DEG C
Under conditions of, after isothermal reaction 60mnin, filtering obtains filter residue, filter residue is freeze-dried, obtains modified mixed-powder；Vitreous is micro-
Pearl and the sodium hydroxide solution in mass ratio 1 that mass fraction is 35%：5 mixing, after 45min is impregnated under room temperature, filtering,
Glass bead must be pre-processed, by pretreatment glass bead and phenolic resin in mass ratio 1：6 mixing, and to pretreatment glass bead
Silane coupling agent with adding in 0.3 times of pretreatment glass bead quality in the mixture of phenolic resin, in temperature be 75 DEG C, rotating speed
After being stirred 80min under conditions of 350r/min, filtering obtains modified vitrification micro-bead；Modified vitrification micro-bead and paraffin are pressed
Mass ratio 1：8 mixing, and consolidating for 0.12 times of modified vitrification micro-bead quality is added in into the mixture of modified vitrification micro-bead and paraffin
The aluminium oxide of 0.3 times of agent and modified vitrification micro-bead quality is 70 DEG C in temperature, and rotating speed stirs mixed under conditions of being 400r/min
After closing 40min, glass bead mixture is obtained, by glass bead mixture Freezing smashing, obtains pretreatment modification glass bead；By weight
Number meter is measured, weighs 25 parts of fluorite ore ground-slags, 18 parts of cement, 10 parts of gypsum, 10 parts of modified mixed-powders, 12 parts of pretreatments successively
Glass bead, 6 parts of mixing nanometer powders, 6 parts of aluminium powders, 5 parts of sepiolites, 3 parts of graphite oxides, 4 parts of talcum powder, 2 parts of calcium stearates,
Fluorite ore ground-slag is moved into calcining furnace by 2 parts of odium stearate, 0.2 part of dispersant and 12 parts of water, under conditions of temperature is 600 DEG C
After calcining 5h, fluorite ore ground-slag must be pre-processed, pretreatment fluorite ore ground-slag gypsum is mixed in mixer, and into mixer
Water is added in, is 65 DEG C in temperature, after rotating speed is stirred 4min under conditions of being 1000r/min, obtains pretreatment mixed slurry, it will
Mixed slurry is pre-processed with cement mixing in batch mixer, and adds in modified mixed-powder into batch mixer successively, pre-processes glass
Change microballon, mix nanometer powder, aluminium powder, sepiolite, graphite oxide, talcum powder, calcium stearate, odium stearate and dispersant, and
It is 60 DEG C in temperature, after rotating speed is stirred 5min under conditions of being 1500r/min, obtains mixed slurry, mixed slurry is moved into
In mold, moulding by casting obtains pretreatment blank, by pretreatment blank under conditions of temperature is 80 DEG C after precuring 5h, the demoulding,
Blank, by blank in temperature be 220 DEG C, pressure be 1.8MPa under conditions of steam press maintenance for 24 hours after to get Anti-pressure aerating
Brick.The porous ceramics is corundum material porous ceramics.The preparation method of the saturated sodium carbonate solution is to add water to beaker
In, it is 60 DEG C to be heated to water temperature in beaker, and sodium carbonate is added in into beaker, until there is crystal precipitation, is filtered to get unsaturated carbonate
Sodium solution.For the preparation method of the saturated sodium carbonate solution to add water in beaker, it is 60 DEG C to be heated to water temperature in beaker, to
Sodium carbonate is added in beaker, until there is crystal precipitation, is filtered to get saturated sodium carbonate solution.The paraffin exists for carbon number
30 mineral wax mixture.The curing agent is m-phenylene diamine (MPD).The preparation method of the mixing nanometer powder is by waste and old concrete
160 mesh sieves are crushed, obtain concrete powder, by nano-titanium dioxide and nano silicon dioxide in mass ratio 1：3 mixing, and add in
The concrete powder that 6 times of nano-titanium dioxide quality, is stirred, and obtains mixing nanometer powder.The dispersant is Dispersant MF.
Example 2
By the sodium hydroxide solution in mass ratio 1 that glass bead and mass fraction are 35%：5 mixing, in impregnating under room temperature
After 45min, filtering obtains pretreatment glass bead, by pretreatment glass bead and phenolic resin in mass ratio 1：6 mixing, and to
The silane coupling agent that 0.3 times of pretreatment glass bead quality is added in the mixture of glass bead and phenolic resin is pre-processed, in
Temperature is 75 DEG C, and after rotating speed is stirred 80min under conditions of being 350r/min, filtering obtains modified vitrification micro-bead；It will modified glass
Change microballon and paraffin in mass ratio 1：8 mixing, and add in modified vitrification micro-bead into the mixture of modified vitrification micro-bead and paraffin
The curing agent and the aluminium oxide of 0.3 times of modified vitrification micro-bead quality that 0.12 times of quality, in temperature be 70 DEG C, rotating speed 400r/min
Under conditions of be stirred 40min after, obtain glass bead mixture, by glass bead mixture Freezing smashing, obtain pretreatment and change
Property glass bead；It counts in parts by weight, weighs 25 parts of fluorite ore ground-slags, 18 parts of cement, 10 parts of gypsum, 12 parts of pretreatment glass successively
Change microballon, 6 parts of mixing nanometer powders, 6 parts of aluminium powders, 5 parts of sepiolites, 3 parts of graphite oxides, 4 parts of talcum powder, 2 parts of calcium stearates, 2
Fluorite ore ground-slag is moved into calcining furnace by part odium stearate, 0.2 part of dispersant and 12 parts of water, is forged under conditions of temperature is 600 DEG C
After burning 5h, fluorite ore ground-slag must be pre-processed, pretreatment fluorite ore ground-slag gypsum is mixed in mixer, and is added into mixer
Enter water, be 65 DEG C in temperature, after rotating speed is stirred 4min under conditions of being 1000r/min, obtain pretreatment mixed slurry, it will be pre-
Mixed slurry is handled with cement mixing in batch mixer, and adds in pretreatment glass bead into batch mixer successively, mixes nanometer
Powder, aluminium powder, sepiolite, graphite oxide, talcum powder, calcium stearate, odium stearate and dispersant, and be 60 DEG C in temperature, turn
After speed is is stirred 5min under conditions of 1500r/min, mixed slurry is obtained, mixed slurry is moved into mold, moulding by casting,
Blank must be pre-processed, will pretreatment blank after temperature is precuring 5h under conditions of 80 DEG C, the demoulding obtains blank, by blank in
Temperature be 220 DEG C, pressure be 1.8MPa under conditions of steam press maintenance for 24 hours after to get Anti-pressure aerated bricks.The porous ceramics is
Corundum material porous ceramics.The preparation method of the saturated sodium carbonate solution is heated to burning water in the cup to add water in beaker
Temperature is 60 DEG C, and sodium carbonate is added in into beaker, until there is crystal precipitation, is filtered to get saturated sodium carbonate solution.The saturated carbon
For the preparation method of acid sodium solution to add water in beaker, it is 60 DEG C to be heated to water temperature in beaker, and sodium carbonate is added in into beaker,
Until there is crystal precipitation, filter to get saturated sodium carbonate solution.The paraffin is mineral wax mixture of the carbon number 30.Institute
Curing agent is stated as m-phenylene diamine (MPD).The preparation method of the mixing nanometer powder is that waste and old concrete crushed 160 mesh sieves, is obtained mixed
Solidifying soil powder, by nano-titanium dioxide and nano silicon dioxide in mass ratio 1：3 mixing, and add in nano-titanium dioxide quality 6
Concrete powder again, is stirred, obtains mixing nanometer powder.The dispersant is Dispersant MF.
Example 3
Zeolite is moved into pulverizer, 200 mesh sieves is crushed, obtains zeolite powder, zeolite powder is moved into calcining furnace, be in temperature
Under conditions of 800 DEG C after the aerobic calcining 75min of high temperature, pretreatment zeolite powder is obtained, porous ceramics is moved into pulverizer crushes, mistake
180 mesh sieves obtain porous ceramic powders, by pretreatment zeolite powder and porous ceramics powder in mass ratio 4：1 is mixed in mixer
In, after rotating speed is stirs 30min under conditions of 300r/min, obtain mixed-powder；By mixed-powder and saturated sodium carbonate solution
In mass ratio 1：10 are mixed in beaker, in temperature be 60 DEG C, rotating speed be 380r/min under conditions of, be mixed 20min after,
Material in beaker is cooled to 20 DEG C, filtering obtains filter cake, filter cake is moved into drying box, under conditions of temperature is 80 DEG C, constant temperature
After dry 35min, pretreatment mixed-powder is obtained, the calcium hydroxide solution for pre-processing mixed-powder with mass fraction is 10% is pressed
Mass ratio 1：5 are mixed in flask, and are passed through carbon dioxide into flask with the rate of 15ml/min, in temperature be 2 DEG C
Under conditions of, after isothermal reaction 60mnin, filtering obtains filter residue, filter residue is freeze-dried, obtains modified mixed-powder；Vitreous is micro-
Pearl and paraffin in mass ratio 1：8 mixing, and 0.12 times of glass bead quality is added in into the mixture of glass bead and paraffin
The aluminium oxide of 0.3 times of curing agent and glass bead quality is 70 DEG C in temperature, and rotating speed is stirred under conditions of being 400r/min
After 40min, glass bead mixture is obtained, by glass bead mixture Freezing smashing, obtains pretreatment glass bead；In parts by weight
Meter, weighs 25 parts of fluorite ore ground-slags successively, 18 parts of cement, 10 parts of gypsum, 10 parts of modified mixed-powders, and 12 parts to pre-process vitreous micro-
Pearl, 6 parts of mixing nanometer powders, 6 parts of aluminium powders, 5 parts of sepiolites, 3 parts of graphite oxides, 4 parts of talcum powder, 2 parts of calcium stearates, 2 parts hard
Fluorite ore ground-slag is moved into calcining furnace by resin acid sodium, 0.2 part of dispersant and 12 parts of water, and 5h is calcined under conditions of temperature is 600 DEG C
Afterwards, fluorite ore ground-slag must be pre-processed, pretreatment fluorite ore ground-slag gypsum is mixed in mixer, and is added in into mixer
Water is 65 DEG C in temperature, after rotating speed is stirred 4min under conditions of being 1000r/min, obtains pretreatment mixed slurry, will locate in advance
Mixed slurry is managed with cement mixing in batch mixer, and adds in modified mixed-powder into batch mixer successively, pretreatment vitreous is micro-
Pearl mixes nanometer powder, aluminium powder, sepiolite, graphite oxide, talcum powder, calcium stearate, odium stearate and dispersant, and in temperature
It spends for 60 DEG C, after rotating speed is stirred 5min under conditions of being 1500r/min, obtains mixed slurry, mixed slurry is moved into mold
In, moulding by casting obtains pretreatment blank, and by pretreatment blank under conditions of temperature is 80 DEG C after precuring 5h, the demoulding obtains base
Material, by blank in temperature be 220 DEG C, pressure be 1.8MPa under conditions of steam press maintenance for 24 hours after to get Anti-pressure aerated bricks.Institute
Porous ceramics is stated as corundum material porous ceramics.The preparation method of the saturated sodium carbonate solution adds to add water in beaker
Water temperature is 60 DEG C in heat to beaker, and sodium carbonate is added in into beaker, until there is crystal precipitation, is filtered molten to get saturated sodium carbonate
Liquid.The preparation method of the saturated sodium carbonate solution is adds water in beaker, and it is 60 DEG C to be heated to water temperature in beaker, to beaker
Middle addition sodium carbonate until there is crystal precipitation, is filtered to get saturated sodium carbonate solution.The paraffin is carbon number 30
Mineral wax mixture.The curing agent is m-phenylene diamine (MPD).The preparation method of the mixing nanometer powder is to crush waste and old concrete
160 mesh sieves are crossed, obtain concrete powder, by nano-titanium dioxide and nano silicon dioxide in mass ratio 1：3 mixing, and add in nanometer
The concrete powder that 6 times of titanium dioxide quality, is stirred, and obtains mixing nanometer powder.The dispersant is Dispersant MF.
Example 4
Zeolite is moved into pulverizer, 200 mesh sieves is crushed, obtains zeolite powder, zeolite powder is moved into calcining furnace, be in temperature
Under conditions of 800 DEG C after the aerobic calcining 75min of high temperature, pretreatment zeolite powder is obtained, porous ceramics is moved into pulverizer crushes, mistake
180 mesh sieves obtain porous ceramic powders, by pretreatment zeolite powder and porous ceramics powder in mass ratio 4：1 is mixed in mixer
In, after rotating speed is stirs 30min under conditions of 300r/min, obtain mixed-powder；By mixed-powder and saturated sodium carbonate solution
In mass ratio 1：10 are mixed in beaker, in temperature be 60 DEG C, rotating speed be 380r/min under conditions of, be mixed 20min after,
Material in beaker is cooled to 20 DEG C, filtering obtains filter cake, filter cake is moved into drying box, under conditions of temperature is 80 DEG C, constant temperature
After dry 35min, pretreatment mixed-powder is obtained, the calcium hydroxide solution for pre-processing mixed-powder with mass fraction is 10% is pressed
Mass ratio 1：5 are mixed in flask, and are passed through carbon dioxide into flask with the rate of 15ml/min, in temperature be 2 DEG C
Under conditions of, after isothermal reaction 60mnin, filtering obtains filter residue, filter residue is freeze-dried, obtains modified mixed-powder；Vitreous is micro-
Pearl and the sodium hydroxide solution in mass ratio 1 that mass fraction is 35%：5 mixing, after 45min is impregnated under room temperature, filtering,
Glass bead must be pre-processed, by pretreatment glass bead and phenolic resin in mass ratio 1：6 mixing, and to pretreatment glass bead
Silane coupling agent with adding in 0.3 times of pretreatment glass bead quality in the mixture of phenolic resin, in temperature be 75 DEG C, rotating speed
After being stirred 80min under conditions of 350r/min, filtering obtains modified vitrification micro-bead；Modified vitrification micro-bead and paraffin are pressed
Mass ratio 1：8 mixing, and consolidating for 0.12 times of modified vitrification micro-bead quality is added in into the mixture of modified vitrification micro-bead and paraffin
The aluminium oxide of 0.3 times of agent and modified vitrification micro-bead quality is 70 DEG C in temperature, and rotating speed stirs mixed under conditions of being 400r/min
After closing 40min, glass bead mixture is obtained, by glass bead mixture Freezing smashing, obtains pretreatment modification glass bead；By weight
Number meter is measured, weighs 25 parts of fluorite ore ground-slags, 18 parts of cement, 10 parts of gypsum, 10 parts of modified mixed-powders, 12 parts of pretreatments successively
Glass bead, 6 parts of mixing nanometer powders, 6 parts of aluminium powders, 3 parts of graphite oxides, 4 parts of talcum powder, 2 parts of calcium stearates, 2 parts of stearic acid
Fluorite ore ground-slag is moved into calcining furnace by sodium, 0.2 part of dispersant and 12 parts of water, after 5h is calcined under conditions of temperature is 600 DEG C,
Fluorite ore ground-slag must be pre-processed, pretreatment fluorite ore ground-slag gypsum is mixed in mixer, and water is added in into mixer, in
Temperature is 65 DEG C, after rotating speed is stirred 4min under conditions of being 1000r/min, obtains pretreatment mixed slurry, and pretreatment is mixed
Slurry is closed with cement mixing in batch mixer, and adds in modified mixed-powder into batch mixer successively, glass bead is pre-processed, mixes
Close nanometer powder, aluminium powder, graphite oxide, talcum powder, calcium stearate, odium stearate and dispersant, and in temperature be 60 DEG C, rotating speed
After being stirred 5min under conditions of 1500r/min, mixed slurry is obtained, mixed slurry is moved into mold, moulding by casting obtains
Blank is pre-processed, by pretreatment blank under conditions of temperature is 80 DEG C after precuring 5h, the demoulding obtains blank, by blank in temperature
Spend for 220 DEG C, under conditions of pressure is 1.8MPa steam press maintenance for 24 hours after to get Anti-pressure aerated bricks.The porous ceramics is firm
Beautiful material porous ceramics.The preparation method of the saturated sodium carbonate solution is heated to water temperature in beaker to add water in beaker
For 60 DEG C, sodium carbonate is added in into beaker, until there is crystal precipitation, is filtered to get saturated sodium carbonate solution.The unsaturated carbonate
For the preparation method of sodium solution to add water in beaker, it is 60 DEG C to be heated to water temperature in beaker, sodium carbonate is added in into beaker, directly
To there is crystal precipitation, filter to get saturated sodium carbonate solution.The paraffin is mineral wax mixture of the carbon number 30.It is described
Curing agent is m-phenylene diamine (MPD).The preparation method of the mixing nanometer powder is that waste and old concrete crushed 160 mesh sieves, obtains coagulation
Native powder, by nano-titanium dioxide and nano silicon dioxide in mass ratio 1：3 mixing, and add in 6 times of nano-titanium dioxide quality
Concrete powder, be stirred, obtain mixing nanometer powder.The dispersant is Dispersant MF.
Example 5
Zeolite is moved into pulverizer, 200 mesh sieves is crushed, obtains zeolite powder, zeolite powder is moved into calcining furnace, be in temperature
Under conditions of 800 DEG C after the aerobic calcining 75min of high temperature, pretreatment zeolite powder is obtained, porous ceramics is moved into pulverizer crushes, mistake
180 mesh sieves obtain porous ceramic powders, by pretreatment zeolite powder and porous ceramics powder in mass ratio 4：1 is mixed in mixer
In, after rotating speed is stirs 30min under conditions of 300r/min, obtain mixed-powder；By mixed-powder and saturated sodium carbonate solution
In mass ratio 1：10 are mixed in beaker, in temperature be 60 DEG C, rotating speed be 380r/min under conditions of, be mixed 20min after,
Material in beaker is cooled to 20 DEG C, filtering obtains filter cake, filter cake is moved into drying box, under conditions of temperature is 80 DEG C, constant temperature
After dry 35min, pretreatment mixed-powder is obtained, the calcium hydroxide solution for pre-processing mixed-powder with mass fraction is 10% is pressed
Mass ratio 1：5 are mixed in flask, and are passed through carbon dioxide into flask with the rate of 15ml/min, in temperature be 2 DEG C
Under conditions of, after isothermal reaction 60mnin, filtering obtains filter residue, filter residue is freeze-dried, obtains modified mixed-powder；Vitreous is micro-
Pearl and the sodium hydroxide solution in mass ratio 1 that mass fraction is 35%：5 mixing, after 45min is impregnated under room temperature, filtering,
Glass bead must be pre-processed, by pretreatment glass bead and phenolic resin in mass ratio 1：6 mixing, and to pretreatment glass bead
Silane coupling agent with adding in 0.3 times of pretreatment glass bead quality in the mixture of phenolic resin, in temperature be 75 DEG C, rotating speed
After being stirred 80min under conditions of 350r/min, filtering obtains modified vitrification micro-bead；Modified vitrification micro-bead and paraffin are pressed
Mass ratio 1：8 mixing, and consolidating for 0.12 times of modified vitrification micro-bead quality is added in into the mixture of modified vitrification micro-bead and paraffin
The aluminium oxide of 0.3 times of agent and modified vitrification micro-bead quality is 70 DEG C in temperature, and rotating speed stirs mixed under conditions of being 400r/min
After closing 40min, glass bead mixture is obtained, by glass bead mixture Freezing smashing, obtains pretreatment modification glass bead；By weight
Number meter is measured, weighs 25 parts of fluorite ore ground-slags, 18 parts of cement, 10 parts of gypsum, 10 parts of modified mixed-powders, 12 parts of pretreatments successively
Glass bead, 6 parts of mixing nanometer powders, 6 parts of aluminium powders, 5 parts of sepiolites, 2 parts of calcium stearates, 2 parts of odium stearate, 0.2 part scattered
Fluorite ore ground-slag is moved into calcining furnace by agent and 12 parts of water, after 5h is calcined under conditions of temperature is 600 DEG C, obtains pretreatment fluorite
Pretreatment fluorite ore ground-slag gypsum is mixed in mixer, and water is added in into mixer by slag powders, in temperature be 65 DEG C,
After rotating speed is stirred 4min under conditions of being 1000r/min, pretreatment mixed slurry is obtained, by pretreatment mixed slurry and cement
It is mixed in batch mixer, and adds in modified mixed-powder into batch mixer successively, pre-process glass bead, mix nanometer powder,
Aluminium powder, sepiolite, calcium stearate, odium stearate and dispersant, and be 60 DEG C in temperature, rotating speed is under conditions of 1500r/min
After being stirred 5min, mixed slurry is obtained, mixed slurry is moved into mold, moulding by casting obtains pretreatment blank, will pre-process
For blank after temperature is precuring 5h under conditions of 80 DEG C, the demoulding obtains blank, in temperature is 220 DEG C by blank, pressure is
Under conditions of 1.8MPa steam press maintenance for 24 hours after to get Anti-pressure aerated bricks.The porous ceramics is corundum material porous ceramics.
The preparation method of the saturated sodium carbonate solution is adds water in beaker, and it is 60 DEG C to be heated to water temperature in beaker, into beaker
Sodium carbonate is added in, until there is crystal precipitation, is filtered to get saturated sodium carbonate solution.The preparation side of the saturated sodium carbonate solution
For method to add water in beaker, it is 60 DEG C to be heated to water temperature in beaker, and sodium carbonate is added in into beaker, until have crystal precipitation,
Filtering is to get saturated sodium carbonate solution.The paraffin is mineral wax mixture of the carbon number 30.The curing agent is isophthalic two
Amine.The preparation method of the mixing nanometer powder is that waste and old concrete crushed 160 mesh sieves, concrete powder is obtained, by nanometer
Titanium dioxide and nano silicon dioxide in mass ratio 1：3 mixing, and the concrete powder of 6 times of nano-titanium dioxide quality is added in,
It is stirred, obtains mixing nanometer powder.The dispersant is Dispersant MF.
Comparative example：The aerated bricks of Jining building material Co., Ltd production.
1 to 5 gained aerated bricks of example and comparative example product are subjected to performance detection, specific testing result is as shown in table 1：
Table 1
| Detection content | Example 1 | Example 2 | Example 3 | Example 4 | Example 5 | Comparative example |
| Compression strength/MPa | 7.7 | 5.6 | 5.9 | 6.1 | 5.4 | 3.5 |
From 1 testing result of table, present invention gained Anti-pressure aerated bricks have excellent compressive property.
Claims (8)
1. a kind of preparation method of Anti-pressure aerated bricks, it is characterised in that specifically preparation process is：
（1）Zeolite is pulverized and sieved, obtains zeolite powder, after the aerobic calcining of zeolite powder high temperature, obtains pretreatment zeolite powder, it will
Porous ceramics crushes, and sieving obtains porous ceramic powders, by pretreatment zeolite powder and porous ceramics powder in mass ratio 3：1~
4：1 mixing, stirring obtain mixed-powder；
（2）By mixed-powder and saturated sodium carbonate solution in mass ratio 1：5~1：10 mixing, cool down, and filter, dry, obtain pre- place
Mixed-powder is managed, by pretreatment mixed-powder and calcium hydroxide solution in mass ratio 1：3~1：5 mixing, and it is passed through carbon dioxide
Gas filters, and freeze-drying obtains modified mixed-powder；
（3）By glass bead and sodium hydroxide solution in mass ratio 1：3~1：5 mixing, soaking at room temperature, filtering obtain pretreatment glass
Change microballon, by pretreatment glass bead and phenolic resin in mass ratio 1：4~1：6 mixing, and add in pretreatment glass bead matter
The silane coupling agent of 0.2~0.3 times of amount, after being stirred, filtering obtains modified vitrification micro-bead；
（4）By modified vitrification micro-bead and paraffin in mass ratio 1：6~1：8 mixing impregnate, and add in modified paraffin quality 0.10~
0.12 times of curing agent and the aluminium oxide of 0.2~0.3 times of modified paraffin quality, after being stirred, Freezing smashing obtains pretreatment and changes
Property glass bead；
（5）It counts in parts by weight, weighs 20~25 parts of fluorite ore ground-slags successively, 15~18 parts of cement, 8~10 parts of gypsum, 5~10
The modified mixed-powder of part, 8~12 parts of pretreatment glass beads, 4~6 parts of mixing nanometer powders, 4~6 parts of aluminium powders, 3~5 parts of Hai Pao
Stone, 2~3 parts of graphite oxides, 2~4 parts of talcum powder, 1~2 part of calcium stearate, 1~2 part of odium stearate, 0.1~0.2 part of dispersant
With 5~12 parts of water, fluorite ore ground-slag is calcined, fluorite ore ground-slag must be pre-processed, pretreatment fluorite ore ground-slag gypsum is mixed, and
Water is added in, is stirred, obtains pretreatment mixed slurry, by pretreatment mixed slurry and cement mixing, and is sequentially added modified mixed
Powder is closed, pre-processes glass bead, mixes nanometer powder, aluminium powder, sepiolite, graphite oxide, talcum powder, calcium stearate, tristearin
Sour sodium and dispersant after being stirred, obtain mixed slurry, by mixed slurry moulding by casting, obtain pretreatment blank, will pre-process base
Expect precuring, the demoulding, blank, by after blank steam press maintenance to get Anti-pressure aerated bricks.
2. a kind of preparation method of Anti-pressure aerated bricks according to claim 1, it is characterised in that：Step（1）It is described more
Hole ceramics is corundum material porous ceramics, any one in aluminosilicate material porous ceramics or cordierite material porous ceramics.
3. a kind of preparation method of Anti-pressure aerated bricks according to claim 1, it is characterised in that：Step（2）It is described full
For preparation method with sodium carbonate liquor to add water in beaker, it is 60 DEG C to be heated to water temperature in beaker, and carbon is added in into beaker
Sour sodium until there is crystal precipitation, is filtered to get saturated sodium carbonate solution.
4. a kind of preparation method of Anti-pressure aerated bricks according to claim 1, it is characterised in that：Step（3）The silicon
Alkane coupling agent is silane resin acceptor kh-550, any one in silane coupling agent KH-560 or Silane coupling reagent KH-570.
5. a kind of preparation method of Anti-pressure aerated bricks according to claim 1, it is characterised in that：Step（4）The stone
Wax is mineral wax mixture of the carbon number between 24~30.
6. a kind of preparation method of Anti-pressure aerated bricks according to claim 1, it is characterised in that：Step（4）It is described solid
Agent is m-phenylene diamine (MPD), any one in vinyl triamine or ethylenediamine.
7. a kind of preparation method of Anti-pressure aerated bricks according to claim 1, it is characterised in that：Step（5）It is described mixed
The preparation method for closing nanometer powder is that waste and old concrete crushed 80~160 mesh sieves, concrete powder is obtained, by nanometer titanium dioxide
Titanium and nano silicon dioxide in mass ratio 1：2~1：3 mixing, and add in the concrete powder of 5~6 times of nano-titanium dioxide quality
End is stirred, and obtains mixing nanometer powder.
8. a kind of preparation method of Anti-pressure aerated bricks according to claim 1, it is characterised in that：Step（5）Described point
Powder is Dispersant MF, any one in dispersant NNO or dispersant 5040.
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Denomination of invention: Preparation method of a compression type aerated brick Effective date of registration: 20221216 Granted publication date: 20201020 Pledgee: Zhejiang Shengzhou Rural Commercial Bank Co.,Ltd. Jintang sub branch Pledgor: Shengzhou pinglong new wall building materials Co.,Ltd. Registration number: Y2022330003700 |