CN109534770A - A kind of foam concrete and preparation method thereof - Google Patents
A kind of foam concrete and preparation method thereof Download PDFInfo
- Publication number
- CN109534770A CN109534770A CN201811558018.8A CN201811558018A CN109534770A CN 109534770 A CN109534770 A CN 109534770A CN 201811558018 A CN201811558018 A CN 201811558018A CN 109534770 A CN109534770 A CN 109534770A
- Authority
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- China
- Prior art keywords
- parts
- foam concrete
- solid waste
- binder
- foaming agent
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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
- C04B28/24—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 alkyl, ammonium or metal silicates; containing silica sols
- C04B28/26—Silicates of the alkali metals
-
- 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
- C04B2111/00017—Aspects relating to the protection of the environment
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/52—Sound-insulating 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
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
Abstract
It include solid waste, epoxy resin, curing agent, binder, sodium metasilicate, foaming agent according to mass parts the present invention relates to a kind of foam concrete is provided.After preparation method includes the following steps: that (1) crushes solid waste, add water and stir uniformly；(2) epoxy resin, binder, sodium metasilicate and foaming agent is added to stir evenly；(3) it adds curing agent and is uniformly mixing to obtain mixture A；(4) mixture A is poured；(5) concrete after pouring is conserved.Beneficial effects of the present invention: the method that the present invention prepares foam concrete is simple, and foam concrete compression strength obtained is high.Foam concrete of the invention uses protide foaming agent, and bubble content height, light weight, foam stability energy are good, and thermal and insulating performance is good, and soundproof effect is fine, while fire resistance is fine.The present invention can use solid waste, not only can be reduced the pollution of solid waste discharge generation, but also energy save the cost, economic and environment-friendly.
Description
Technical field
The invention belongs to the field of building materials, are to be related to a kind of foam concrete and preparation method thereof more specifically.
Background technique
When foam concrete a kind of benefit it is useless, environmentally friendly, energy saving, it is cheap and have non-flame properties novel building energy-saving material, than
It plays " hard isolation " that traditional concrete is done and cost is greatly saved, and have the characteristic of lightweight, and have enough intensity, have simultaneously
There is gap that can inhale noise, there is the special efficacy of sound insulation.Specifically, (1) high-strength light: foam concrete density is small, the common bubble of roofing
Foam concrete density rating is A300, A400, A500 grades, 280~500KG/m3 of density, and intensity is greater than 0.30~1.00MPa, is made
It for roof heat insulation, looks for that slope quality of materials is light, intensity is high, it is strong to mitigate building self weight, bearing capacity.(2) good to keep the temperature, is heat-insulated
Performance: since, containing a large amount of closed tiny holes, thermal property is excellent, and roofing often uses foam concrete close in foam concrete
Grade thermal coefficient is spent between 0.06~0.12W/ (M.K), and there are good heat preservation and energy conservation effects, meet 65% building section
It can require.(3) keep the temperature, look for slope integrated: foam concrete roof heat insulation, sloping layer primary raw material are using ordinary cement, scene
Production, mechanization production, pumping keep the temperature, look for slope integrated construction, and identical as base's material, overall performance is excellent.(4) it constructs
Speed is fast: cast-in-place foamed concrete roof heat insulation, sloping layer, and operation injectability is strong, mechanization degree is high, mobility is strong, can
Long-distance sand transport carries out large-area construction, and construction operation is fast, short time limit, and saving of labor is time saving.
Summary of the invention
Many benefits based on foam concrete, the present invention provides a kind of new foam concrete, according to mass parts packet
Include following raw material: 10-25 parts of solid waste, 10-20 parts of epoxy resin, 1-4 parts of curing agent, 30-50 parts of binder, 2-4 parts of sodium metasilicate,
1-2 parts of foaming agent.
Epoxy resin is added and curing agent can increase the caking property and toughness of concrete, binder can increase the work with solid waste
With, increase the caking property and fastness of concrete, sodium metasilicate can be modified concrete, be filled in gap, further increase
Add the density of internal structure.
The present invention is further arranged to, and foam concrete includes following raw material according to mass parts: 15-20 parts of solid waste, epoxy
12-16 parts of resin, 3-4 parts of curing agent, 40-46 parts of binder, 2-3 parts of sodium metasilicate, 1.5-2 parts of foaming agent.
The present invention is further arranged to, and the binder is the mixed of one or both of sodium carboxymethylcellulose or cement
Close object.
The present invention is further arranged to, and the cement is in sulphate aluminium cement, metasilicic acid cement or aluminate cement
It is a kind of.
The present invention is further arranged to, and the solid material is one or more of flyash, gangue or clinker
Mixture.
The present invention is further arranged to, and the foaming agent includes that mass ratio is (5-8): (2-3): 1 cow hoof angle, appropriate Ca
(OH) 2 and NaHSO3.
The present invention is further arranged to, and raw material further includes the magnesium sulfate of 1-2 mass parts.
The present invention is further arranged to, and the curing agent is one or both of diethylenetriamine or triethylene tetramine
Mixture.
The present invention also provides the preparation method of above-mentioned foam concrete, which specifically comprises the following steps: (1)
It after solid waste is crushed, adds water and stirs uniformly, the quality of water is 0.3-0.4 times of solid waste；(2) add epoxy resin, binder,
Sodium metasilicate and foaming agent stir evenly；(3) it adds curing agent and is uniformly mixing to obtain mixture A；(4) mixture A is poured
It builds；(5) concrete after pouring is conserved.
The present invention is further arranged to, the condition conserved to concrete are as follows: temperature is 18-22 DEG C, humidity 85%-
95%.
In conclusion the invention has the following advantages:
(1) foam concrete produced by the present invention, preparation method is simple, natural curing.
(2) foam concrete compression strength produced by the present invention is high.
(3) foam concrete of the invention uses protide foaming agent, is combined using cow hoof angle with mineral material foaming
Foam concrete block is prepared, bubble content height, light weight, foam stability energy are good.
(4) production finished product is reduced, the self weight of finished product itself is reduced and reduces the heavy burdens for secondary transhipment, while foam concrete
Self-characteristic determines its lightweight, and thermal and insulating performance is good, since it has many gaps so soundproof effect is fine, while fire resisting
Property is fine, and overall performance is good.
(5) present invention can use solid waste, not only can be reduced the pollution of solid waste discharge generation, but also energy save the cost, economic ring
It protects.
Specific embodiment
In the following detailed description, many details are proposed, in order to complete understanding of the present invention.But
It will be apparent to those skilled in the art that the present invention can not need some details in these details
In the case of implement.Below to the description of embodiment just for the sake of provided by showing example of the invention to it is of the invention more
Understand well.
Embodiment 1
A kind of foam concrete includes following raw material according to mass parts: 10 parts of flyash, 10 parts of gangue, clinker 5
Part, 10 parts of epoxy resin, 2 parts of diethylenetriamine, 2 parts of triethylene tetramine, 30 parts of sodium carboxymethylcellulose, 3 parts of sodium metasilicate, sulfuric acid
1.6 parts of magnesium, 1 part of cow hoof angle, 20.3 parts, NaHSO30.1 parts of appropriate Ca (OH).
The present invention also provides the preparation method of above-mentioned foam concrete, which specifically comprises the following steps: (1)
It after solid waste is crushed, adds water and stirs uniformly, the quality of water is 0.3-0.4 times of solid waste；(2) add epoxy resin, binder,
Sodium metasilicate and foaming agent stir evenly；(3) it adds curing agent and is uniformly mixing to obtain mixture A；(4) mixture A is poured
It builds；(5) concrete after pouring is conserved, condition are as follows: temperature is 18 DEG C, humidity 95%.
Embodiment 2
A kind of foam concrete includes following raw material according to mass parts: 5 parts of flyash, 5 parts of gangue, epoxy resin
20 parts, 1 part of triethylene tetramine, 40 parts of sodium carboxymethylcellulose, 2 parts of sodium metasilicate, 1 part of magnesium sulfate, 0.8 part of cow hoof angle, appropriate Ca
(OH) 20.2 parts, NaHSO30.1 parts.
The present invention also provides the preparation method of above-mentioned foam concrete, which specifically comprises the following steps: (1)
It after solid waste is crushed, adds water and stirs uniformly, the quality of water is 0.3-0.4 times of solid waste；(2) add epoxy resin, binder,
Sodium metasilicate and foaming agent stir evenly；(3) it adds curing agent and is uniformly mixing to obtain mixture A；(4) mixture A is poured
It builds；(5) concrete after pouring is conserved, condition are as follows: temperature is 19 DEG C, humidity 90%.
Embodiment 3
A kind of foam concrete includes following raw material according to mass parts: 12 parts of gangue, 10 parts of clinker, epoxy resin
12 parts, 2 parts of triethylene tetramine, 50 parts of sulphate aluminium cement, 4 parts of sodium metasilicate, 2 parts of magnesium sulfate, 0.6 part of cow hoof angle, appropriate Ca
(OH) 20.25 parts, NaHSO30.15 parts.
The present invention also provides the preparation method of above-mentioned foam concrete, which specifically comprises the following steps: (1)
It after solid waste is crushed, adds water and stirs uniformly, the quality of water is 0.3-0.4 times of solid waste；(2) add epoxy resin, binder,
Sodium metasilicate and foaming agent stir evenly；(3) it adds curing agent and is uniformly mixing to obtain mixture A；(4) mixture A is poured
It builds；(5) concrete after pouring is conserved, condition are as follows: temperature is 22 DEG C, humidity 85%.
Embodiment 4
A kind of foam concrete includes following raw material according to mass parts: 18 parts of flyash, 14 parts of epoxy resin, diethyl
3 parts of alkene triamine, 40 parts of metasilicic acid cement, 2.4 parts of sodium metasilicate, 1 part of cow hoof angle, 20.4 parts, NaHSO30.09 parts of appropriate Ca (OH).
The present invention also provides the preparation method of above-mentioned foam concrete, which specifically comprises the following steps: (1)
It after solid waste is crushed, adds water and stirs uniformly, the quality of water is 0.3-0.4 times of solid waste；(2) add epoxy resin, binder,
Sodium metasilicate and foaming agent stir evenly；(3) it adds curing agent and is uniformly mixing to obtain mixture A；(4) mixture A is poured
It builds；(5) concrete after pouring is conserved, condition are as follows: temperature is 19 DEG C, humidity 88%.
Embodiment 5
A kind of foam concrete includes following raw material according to mass parts: 10 parts of gangue, 16 parts of epoxy resin, diethyl
2 parts of alkene triamine, 30 parts of sodium carboxymethylcellulose, 10 parts of aluminate cement, 3.2 parts of sodium metasilicate.
The present invention also provides the preparation method of above-mentioned foam concrete, which specifically comprises the following steps: (1)
It after solid waste is crushed, adds water and stirs uniformly, the quality of water is 0.3-0.4 times of solid waste；(2) add epoxy resin, binder,
Sodium metasilicate and foaming agent stir evenly；(3) it adds curing agent and is uniformly mixing to obtain mixture A；(4) mixture A is poured
It builds；(5) concrete after pouring is conserved, condition are as follows: temperature is 20 DEG C, humidity 89%.
Embodiment 6
A kind of foam concrete includes following raw material according to mass parts: 23 parts of clinker, 16 parts of epoxy resin, divinyl
4 parts of triamine, 42 parts of aluminate cement, 3.6 parts of sodium metasilicate, 0.8 part of cow hoof angle, 20.2 parts, NaHSO30.05 parts of appropriate Ca (OH).
The present invention also provides the preparation method of above-mentioned foam concrete, which specifically comprises the following steps: (1)
It after solid waste is crushed, adds water and stirs uniformly, the quality of water is 0.3-0.4 times of solid waste；(2) add epoxy resin, binder,
Sodium metasilicate and foaming agent stir evenly；(3) it adds curing agent and is uniformly mixing to obtain mixture A；(4) mixture A is poured
It builds；(5) concrete after pouring is conserved, condition are as follows: temperature is 21 DEG C, humidity 92%.
Sample dry density, water absorption rate, compression strength are surveyed according to method in JG/T266-2011 " foam concrete "
It is fixed.Also do not occur collapsing when sample density reaches 240kg/m3 steeping phenomenon.Sample demoulding time is in 110min or more；Sample water absorption rate
15% or more；Sample 3d compression strength at least improves 0.09MPa.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than limits the protection scope of invention.It is aobvious
So, described embodiment is only section Example of the present invention, rather than whole embodiments.Based on these embodiments, ability
Domain those of ordinary skill every other embodiment obtained without creative efforts, belongs to institute of the present invention
Scope of protection.Although referring to above-described embodiment, invention is explained in detail, those of ordinary skill in the art according to
So creative work can not be made to according to circumstances mutual group of the feature in various embodiments of the present invention in the absence of conflict
Other adjustment are made in conjunction, additions and deletions, so that different, the essential other technologies scheme without departing from design of the invention is obtained, these
Technical solution similarly belongs to invention which is intended to be protected.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of foam concrete, which is characterized in that it includes following raw material according to mass parts: 10-25 parts of solid waste, epoxy resin
10-20 parts, 1-4 parts of curing agent, 30-50 parts of binder, 2-4 parts of sodium metasilicate, 1-2 parts of foaming agent.
2. foam concrete according to claim 1, which is characterized in that it includes following raw material: solid waste according to mass parts
15-20 parts, 12-16 parts of epoxy resin, 3-4 parts of curing agent, 40-46 parts of binder, 2-3 parts of sodium metasilicate, 1.5-2 parts of foaming agent.
3. foam concrete according to claim 1, which is characterized in that the binder is sodium carboxymethylcellulose or water
The mixture of one or both of mud.
4. foam concrete according to claim 3, which is characterized in that the cement is sulphate aluminium cement, metasilicic acid
One of cement or aluminate cement.
5. foam concrete according to claim 1, which is characterized in that the solid material is flyash, gangue or clinker
One or more of mixture.
6. foam concrete according to claim 1, which is characterized in that the foaming agent includes that mass ratio is (5-8):
(2-3): 1 cow hoof angle, appropriate Ca (OH)2And NaHSO3。
7. foam concrete according to claim 1, which is characterized in that raw material further includes the magnesium sulfate of 1-2 mass parts.
8. foam concrete according to claim 1, which is characterized in that the curing agent is diethylenetriamine or triethylene
The mixture of one or both of tetramine.
9. the preparation method of foam concrete according to claim 1-8, which is characterized in that preparation method tool
It after body includes the following steps: that (1) crushes solid waste, adds water and stirs uniformly, the quality of water is 0.3-0.4 times of solid waste；(2) add again
Enter epoxy resin, binder, sodium metasilicate and foaming agent to stir evenly；(3) it adds curing agent and is uniformly mixing to obtain mixture A；
(4) mixture A is poured；(5) concrete after pouring is conserved.
10. the preparation method of foam concrete according to claim 9, which is characterized in that conserved to concrete
Condition are as follows: temperature is 18-22 DEG C, humidity 85%-95%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811558018.8A CN109534770A (en) | 2018-12-19 | 2018-12-19 | A kind of foam concrete and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811558018.8A CN109534770A (en) | 2018-12-19 | 2018-12-19 | A kind of foam concrete and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN109534770A true CN109534770A (en) | 2019-03-29 |
Family
ID=65855863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811558018.8A Pending CN109534770A (en) | 2018-12-19 | 2018-12-19 | A kind of foam concrete and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110255964A (en) * | 2019-07-12 | 2019-09-20 | 福建闽华建材科技发展有限公司 | A kind of foam concrete reinforcing agent |
| CN110340105A (en) * | 2019-06-24 | 2019-10-18 | 张开翅 | A kind of method that rubbish silicidation recycles |
| CN112777987A (en) * | 2021-02-01 | 2021-05-11 | 东北大学 | Iron tailing foam concrete and preparation method thereof |
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Application publication date: 20190329 |
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