CN108503285A - A kind of preparation method of light-high-strength concrete - Google Patents
A kind of preparation method of light-high-strength concrete Download PDFInfo
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- CN108503285A CN108503285A CN201810407102.3A CN201810407102A CN108503285A CN 108503285 A CN108503285 A CN 108503285A CN 201810407102 A CN201810407102 A CN 201810407102A CN 108503285 A CN108503285 A CN 108503285A
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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
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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
- 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
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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
- 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
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- Curing Cements, Concrete, And Artificial Stone (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The present invention relates to concrete and its preparing technical fields, and in particular to a kind of preparation method of light-high-strength concrete, the preparation method of the light-high-strength concrete include the following steps：25~45 parts by weight of flyash, 15~35 parts by weight of cement, 15~30 parts by weight of fine sand, 5~12 parts by weight of diatomite, 3~15 parts by weight of precipitated calcium carbonate, 3~12 parts by weight of aluminium polychloride, 15~48 parts by weight of lightweight aggregate, 1~5 parts by weight of reinforcing fiber and 1~5 parts by weight of graphene oxide are uniformly mixed to obtain mixture under mechanical agitation；Then water-reducing agent, auxiliary agent and foaming agent is added after mixing, carries out pressing mold to get to concrete sample.The light-high-strength concrete that method through the invention is prepared has the characteristics that light-weight, intensity is high, good weatherability, disclosure satisfy that construction industry to concrete performance index requirement, has preferable application prospect.
Description
Technical field
The present invention relates to concrete and its preparing technical fields, and in particular to a kind of preparation side of light-high-strength concrete
Method.
Background technology
In recent years, as the driving of Building Energy Conservation Policy, energy-saving building technology and energy-saving material have rapid development.It is mixed
Solidifying soil is the most commonly used construction material of construction industry, and with the development of economy with the progress of technology, people want construction material
It asks and is also continuously improved, not only require concrete that there is high intensity, durable requirement, and concrete should also meet lightweight, environmental protection
Requirement.The most commonly used normal concrete in industry and civil buildings at present, although intensity (generally 20-30MPa) energy
The requirement of building structure is enough substantially met, but it is heavier.However, at present normal concrete and air entrained concrete belong to it is crisp
Property material, it is easy to generate microcrack because of contraction, even completely destroy.The intensity very low (one of lightweight concrete in the market
As ＜ 5MPa), cannot be satisfied the requirement of building structure, the partition wall or thermal insulation material of non-bearing can only be done.In addition, air entrained concrete
It is highly brittle, it is easy to be crushed in work progress transporting.Therefore, the bubble with high-strength light, waterproof crack resistence function is prepared
Foam concrete is urgent needs.
Invention content
It is of the existing technology the purpose of the invention is to overcome the problems, such as, a kind of system of light-high-strength concrete is provided
Preparation Method has the characteristics that light-weight, intensity is high, good weatherability by changing the light-high-strength concrete that method is prepared,
It disclosure satisfy that construction industry to concrete performance index requirement, has preferable application prospect.
To achieve the goals above, the present invention provides a kind of preparation method of light-high-strength concrete, including following step
Suddenly：
(1) by 25~45 parts by weight of flyash, 15~35 parts by weight of cement, 15~30 parts by weight of fine sand, diatomite 5~12
Parts by weight, 3~15 parts by weight of precipitated calcium carbonate, 3~12 parts by weight of aluminium polychloride, 15~48 parts by weight of lightweight aggregate, enhancing are fine
It ties up 1~5 parts by weight and 1~5 parts by weight of graphene oxide and is uniformly mixed to obtain mixture under mechanical agitation；
(2) it is added after 0.5~1.5 parts by weight water-reducing agent, the other auxiliary agents of 0~5 parts by weight being uniformly dispersed in water above-mentioned
Powder China, continues 60~150s of stirring and obtains mixed slurry；Finally 1~3 parts by weight of blowing agent is added in mixture slurry,
Stir evenly to obtain concrete material presoma；
(3) concrete material presoma pours into mold, and until reaching the 20~60% of mold volumes amount, by mold
It covers and is tamping, infusion pending, which generates bubble, makes mix expand, and is full of mold, stands 1 hour, the mix after 6~8 hours
I.e. collapsible die is solidified and reached after strength of mould stripping, is then conserved.
Through the above technical solutions, the present invention uses flyash, cement, fine sand and composite diatomite as aggregate, improve
The interior porosity of concrete, significantly reduces the elasticity modulus of concrete, at the same reduce concrete bulk density and quality it is close
Degree, has the characteristics that lighting, by the way that reinforcing fiber and graphene oxide is added, can significantly improve the cracking resistance of concrete
And intensity, aluminium polychloride can improve the intensity of concrete, can be widely applied to building enclosed structure and level is weighed knot
Structure, and the material component of the present invention is mostly industrial waste, can reduce pollution of the trade waste to environment.
Specific implementation mode
The endpoint of disclosed range and any value are not limited to the accurate range or value herein, these ranges or
Value should be understood as comprising the value close to these ranges or value.For numberical range, between the endpoint value of each range, respectively
It can be combined with each other between the endpoint value of a range and individual point value, and individually between point value and obtain one or more
New numberical range, these numberical ranges should be considered as specific open herein.
The present invention provides a kind of light-high-strength concrete, is made of the raw material of following parts by weight：Flyash 25~45
Parts by weight, 15~35 parts by weight of cement, 15~30 parts by weight of fine sand, 5~12 parts by weight of diatomite, 3~15 weight of precipitated calcium carbonate
Measure part, 3~12 parts by weight of aluminium polychloride, 15~48 parts by weight of lightweight aggregate, 1~5 parts by weight of reinforcing fiber, 1~3 weight of foaming agent
Measure part, 1~5 parts by weight of graphene oxide, 0.5~1.5 parts by weight of water-reducing agent, 0~5 parts by weight of other auxiliary agents.
In order to further increase the intensity of the lightweight concrete, under optimum condition, the light-high-strength concrete, by
The raw material of following parts by weight is made：30~40 parts by weight of flyash, 20~30 parts by weight of cement, 20~25 parts by weight of fine sand,
6~10 parts by weight of diatomite, 5~12 parts by weight of precipitated calcium carbonate, 5~10 parts by weight of aluminium polychloride, 20~45 weight of lightweight aggregate
Measure part, 2~5 parts by weight of reinforcing fiber, 1~3 parts by weight of foaming agent, 1~4 parts by weight of graphene oxide, water-reducing agent 0.5~1.5
Parts by weight, 0~5 parts by weight of other auxiliary agents.It is furthermore preferred that the light-high-strength concrete, by the raw material of following parts by weight
It is made：35 parts by weight of flyash, 25 parts by weight of cement, 23 parts by weight of fine sand, 8 parts by weight of diatomite, 8 weight of precipitated calcium carbonate
Part, 6 parts by weight of aluminium polychloride, 30 parts by weight of lightweight aggregate, 5 parts by weight of reinforcing fiber, 2 parts by weight of foaming agent, graphene oxide 3
Parts by weight, 1.2 parts by weight of water-reducing agent, 3 parts by weight of other auxiliary agents.
The quality of concrete, preferred stripe can be reduced under conditions of not influencing concrete strength by the way that aglite is added
Under part, the lightweight aggregate is selected from least one of clay haydite, float stone, polyethylene foams, castor-oil plant bar straw and sawdust；Institute
The grain size for stating lightweight aggregate is 1~5mm.
By addition reinforcing fiber and graphene oxide in the present invention, the cracking resistance and intensity of concrete can be improved,
Under optimum condition, the reinforcing fiber is in polypropylene fibre, poly fibre, glass fibre and plant fiber
At least one.
It can be excellent to further decrease the quality of concrete in inside concrete performance stomata by the way that foaming agent is added
Under the conditions of choosing, the foaming agent is at least one of aluminium powder, magnesium powder, zinc powder, hydrogen peroxide and rosin soap.
Under optimum condition, the water-reducing agent is NF types or FDN types or UNF-2 types or AF types or S types or the efficient diminishing of MF types
Agent.
In order to advanced optimize the comprehensive performance and workability of lightweight concrete, other auxiliary agents are selected from foam stabilizing
At least one of agent, hydrophober, water-retaining agent, early strength agent and retarder.Wherein, the foam stabilizer is dodecyl benzene sulfonic acid
At least one of sodium, polyacrylamide, odium stearate；The hydrophober is organosilicon moisture repellent, silylation hydrophober, tristearin
At least one of sour calcium；The water-retaining agent is hydroxypropyl methyl cellulose ether or hydroxyethyl methyl reinforcing fiber element ether；It is described
Early strength agent is at least one of sodium aluminate, lithium carbonate, anhydrous sodium sulfate；The retarder is citric acid, tartaric acid, glucose
At least one of sour sodium.
The present invention also provides a kind of preparation methods of the light-high-strength concrete, include the following steps：
(1) by 25~45 parts by weight of flyash, 15~35 parts by weight of cement, 15~30 parts by weight of fine sand, diatomite 5~12
Parts by weight, 3~15 parts by weight of precipitated calcium carbonate, 3~12 parts by weight of aluminium polychloride, 15~48 parts by weight of lightweight aggregate, enhancing are fine
It ties up 1~5 parts by weight and 1~5 parts by weight of graphene oxide and is uniformly mixed to obtain mixture under mechanical agitation；
(2) it is added after 0.5~1.5 parts by weight water-reducing agent, the other auxiliary agents of 0~5 parts by weight being uniformly dispersed in water above-mentioned
Powder China, continues 60~150s of stirring and obtains mixed slurry；Finally 1~3 parts by weight of blowing agent is added in mixture slurry,
Stir evenly to obtain concrete material presoma；
(3) concrete material presoma pours into mold, and until reaching the 20~60% of mold volumes amount, by mold
It covers and is tamping, infusion pending, which generates bubble, makes mix expand, and is full of mold, stands 1 hour, the mix after 6~8 hours
I.e. collapsible die is solidified and reached after strength of mould stripping, is then conserved.
Under optimum condition, the maintenance process is with 80 DEG C of steam curing 1~16 day or natural curing 28 days, until material
Reach design strength；Or it is heated at 60 DEG C, form removal after 3 hours；Or after form removal, concrete is cut into various rulers
Very little building block or plank, then carry out steam curing or natural curing.
Embodiment 1
(1) by 35 parts by weight of flyash, 25 parts by weight of cement, 23 parts by weight of fine sand, 8 parts by weight of diatomite, lightweight carbonic acid
8 parts by weight of calcium, 10 parts by weight of clay haydite (1~5mm), 10 parts by weight of float stone (1~5mm), are gathered at 6 parts by weight of aluminium polychloride
10 parts by weight of vinylic foam, 5 parts by weight of polypropylene fibre and 3 parts by weight of graphene oxide mix under mechanical agitation
It is uniform to obtain mixture；
(2) by polycarboxylate water-reducer (model PASP-Ca is purchased from Shandong Yuan Lian Chemical Co., Ltd.s) 1.2 parts by weight, 1 weight
Measure part neopelex, 0.5 parts by weight of calcium stearate, 0.5 parts by weight hydroxyethyl methyl reinforcing fiber element ether, 0.5 weight
Above-mentioned powder China is added in amount part sodium aluminate and 0.5 parts by weight sodium gluconate after being uniformly dispersed in water, continue stirring 60~
150s obtains mixed slurry；Finally 2 parts by weight hydrogen peroxide (5wt%) are added in mixture slurry, stir evenly to obtain concrete
Material precursor；
(3) concrete material presoma pours into mold, and until reaching the 50% of mold volumes amount, mold is covered
It is tamping, waits for that hydrogen peroxide generates bubble and mix is made to expand, be full of mold, stand 1 hour, mix solidifies after 6~8 hours
And reach after strength of mould stripping i.e. collapsible die, then natural curing 28 days.
Embodiment 2
(1) 25 parts by weight of flyash, 35 parts by weight of cement, 15 parts by weight of fine sand, 12 parts by weight of diatomite, polyethylene are steeped
5 parts by weight of foam plastics (1~5mm), 10 parts by weight of castor-oil plant bar straw, 12 parts by weight of aluminium polychloride, poly fibre 1
Parts by weight and 5 parts by weight of graphene oxide are uniformly mixed to obtain mixture under mechanical agitation；
(2) by 1.5 parts by weight by polycarboxylate water-reducer (model PASP-Ca, be purchased from Shandong Yuan Lian Chemical Co., Ltd.s), 1
Parts by weight neopelex, 1 parts by weight of calcium stearate, 1 parts by weight hydroxyethyl methyl reinforcing fiber element ether, 1 parts by weight
Above-mentioned powder China is added in sodium aluminate and 1 parts by weight sodium gluconate after being uniformly dispersed in water, continue 60~150s of stirring and obtain
To mixed slurry；Finally 1 parts by weight hydrogen peroxide (5wt%) is added in mixture slurry, stir evenly before concrete material
Drive body；
(3) concrete material presoma pours into mold, and until reaching the 20% of mold volumes amount, mold is covered
It is tamping, waits for that hydrogen peroxide generates bubble and mix is made to expand, be full of mold, stand 1 hour, mix solidifies after 6~8 hours
And reach after strength of mould stripping i.e. collapsible die, it is then conserved, the maintenance process is to be heated at 60 DEG C, form removal after 3 hours.
Embodiment 3
(1) by 45 parts by weight of flyash, 15 parts by weight of cement, 30 parts by weight of fine sand, 5 parts by weight of diatomite, lightweight carbonic acid
48 parts by weight of calcium, 10 parts by weight of clay haydite (1~5mm), 18 parts by weight of float stone (1~5mm), are gathered at 3 parts by weight of aluminium polychloride
20 parts by weight of vinylic foam (1~5mm), 5 parts by weight of poly fibre and 1 parts by weight of graphene oxide are in machine
Mixture is uniformly mixed to obtain under tool stirring condition；
(2) by 0.5 parts by weight by polycarboxylate water-reducer (model PASP-Ca, be purchased from Shandong Yuan Lian Chemical Co., Ltd.s), 1
Parts by weight neopelex, 0.5 parts by weight of calcium stearate, 1 parts by weight hydroxyethyl methyl reinforcing fiber element ether, 0.5 weight
Above-mentioned powder China is added in amount part sodium aluminate and 1 parts by weight sodium gluconate after being uniformly dispersed in water, continue stirring 60~
150s obtains mixed slurry；Finally 3 parts by weight hydrogen peroxide (5wt%) are added in mixture slurry, stir evenly to obtain concrete
Material precursor；
(3) concrete material presoma pours into mold, and until reaching the 60% of mold volumes amount, mold is covered
It is tamping, waits for that hydrogen peroxide generates bubble and mix is made to expand, be full of mold, stand 1 hour, mix solidifies after 6~8 hours
And reach after strength of mould stripping i.e. collapsible die, it is then conserved, the maintenance process is with 80 DEG C of steam curing 10 days.
Embodiment 4
(1) by 40 parts by weight of flyash, 30 parts by weight of cement, 20 parts by weight of fine sand, 10 parts by weight of diatomite, lightweight carbonic acid
5 parts by weight of calcium, 10 parts by weight of aluminium polychloride, 10 parts by weight of float stone (1~5mm), 10 parts by weight of polyethylene foams, glass
2 parts by weight of fiber and 4 parts by weight of graphene oxide are uniformly mixed to obtain mixture under mechanical agitation；
(2) by 0.8 parts by weight by polycarboxylate water-reducer (model PASP-Ca, be purchased from Shandong Yuan Lian Chemical Co., Ltd.s), 1
Parts by weight neopelex, 1 parts by weight sodium aluminate and 1 parts by weight sodium gluconate are added after being uniformly dispersed in water
Powder China is stated, continues 60~150s of stirring and obtains mixed slurry；1 parts by weight hydrogen peroxide (5wt%) is finally added to mixing
In slurry, concrete material presoma is stirred evenly to obtain；
(3) concrete material presoma pours into mold, and until reaching the 45% of mold volumes amount, mold is covered
It is tamping, waits for that hydrogen peroxide generates bubble and mix is made to expand, be full of mold, stand 1 hour, mix solidifies after 6~8 hours
And reach after strength of mould stripping i.e. collapsible die, then with 80 DEG C of steam curing 5 days.
Embodiment 5
(1) by 30 parts by weight of flyash, 20 parts by weight of cement, 25 parts by weight of fine sand, 6 parts by weight of diatomite, lightweight carbonic acid
12 parts by weight of calcium, 10 parts by weight of clay haydite (1~5mm), 15 parts by weight of float stone (1~5mm), are gathered at 5 parts by weight of aluminium polychloride
15 parts by weight of vinylic foam, 5 parts by weight of sawdust, 5 parts by weight of glass fibre and 1 parts by weight of graphene oxide are in mechanical agitation
Under the conditions of be uniformly mixed to obtain mixture；
(2) by 2 parts by weight by polycarboxylate water-reducer (model PASP-Ca, be purchased from Shandong Yuan Lian Chemical Co., Ltd.s) in water
In be uniformly dispersed after above-mentioned powder China is added, continue 60~150s of stirring and obtain mixed slurry；Finally by 1.5 parts by weight dioxygens
Water (5wt%) is added in mixture slurry, stirs evenly to obtain concrete material presoma；
(3) concrete material presoma pours into mold, and until reaching the 32% of mold volumes amount, mold is covered
It is tamping, waits for that hydrogen peroxide generates bubble and mix is made to expand, be full of mold, stand 1 hour, mix solidifies after 6~8 hours
And reach after strength of mould stripping i.e. collapsible die, then natural curing 28 days.
Experimental example 1：The performance of concrete prepared by embodiment 1-5 is tested, experimental result such as 1 institute of table
Show.
The performance table of each concrete in table 1 embodiment 1-5 and comparative example 1-3
The preferred embodiment of the present invention has been described above in detail, and still, the present invention is not limited thereto.In the skill of the present invention
In art conception range, technical scheme of the present invention can be carried out a variety of simple variants, including each technical characteristic with it is any its
Its suitable method is combined, and it should also be regarded as the disclosure of the present invention for these simple variants and combination, belongs to
Protection scope of the present invention.
Claims (8)
1. a kind of preparation method of light-high-strength concrete, which is characterized in that include the following steps：
(1) by 25~45 parts by weight of flyash, 15~35 parts by weight of cement, 15~30 parts by weight of fine sand, 5~12 weight of diatomite
Part, 3~15 parts by weight of precipitated calcium carbonate, 3~12 parts by weight of aluminium polychloride, 15~48 parts by weight of lightweight aggregate, reinforcing fiber 1~
5 parts by weight and 1~5 parts by weight of graphene oxide are uniformly mixed to obtain mixture under mechanical agitation；
(2) above-mentioned powder is added after 0.5~1.5 parts by weight water-reducing agent, the other auxiliary agents of 0~5 parts by weight being uniformly dispersed in water
China continues 60~150s of stirring and obtains mixed slurry；Finally 1~3 parts by weight of blowing agent is added in mixture slurry, is stirred
It is uniform to obtain concrete material presoma；
(3) concrete material presoma pours into mold, and until reaching the 20~60% of mold volumes amount, mold is covered
It is tamping, infusion pending, which generates bubble, makes mix expand, and is full of mold, stands 1 hour, and mix solidifies after 6~8 hours
And reach after strength of mould stripping i.e. collapsible die, then conserved.
2. the preparation method of light-high-strength concrete according to claim 1, which is characterized in that the maintenance process is
With 80 DEG C of steam curing 1~16 day or natural curing 28 days, until material reaches design strength；Or it is heated at 60 DEG C, 3 hours
Form removal afterwards；Or after form removal, concrete is cut into building block or the plank of various sizes, then carry out steam curing or from
So maintenance.
3. the preparation method of light-high-strength concrete according to claim 1, which is characterized in that the lightweight aggregate is selected from
At least one of clay haydite, float stone, polyethylene foams, castor-oil plant bar straw and sawdust；
The grain size of the lightweight aggregate is 1~5mm.
4. the preparation method of light-high-strength concrete according to claim 1, which is characterized in that the reinforcing fiber choosing
From at least one of polypropylene fibre, poly fibre, glass fibre and plant fiber.
5. the preparation method of light-high-strength concrete according to claim 1, which is characterized in that the foaming agent is aluminium
At least one of powder, magnesium powder, zinc powder, hydrogen peroxide and rosin soap.
6. the preparation method of light-high-strength concrete according to claim 1, which is characterized in that the water-reducing agent is NF
At least one in type water-reducing agent, FDN types water-reducing agent, UNF-2 types water-reducing agent, AF types water-reducing agent, S types water-reducing agent and MF type water-reducing agents
Kind.
7. the preparation method of light-high-strength concrete according to claim 1, which is characterized in that other auxiliary agent choosings
From at least one of foam stabilizer, hydrophober, water-retaining agent, early strength agent and retarder.
8. the preparation method of light-high-strength concrete according to claim 1, which is characterized in that the foam stabilizer is ten
At least one of dialkyl benzene sulfonic acids sodium, polyacrylamide, odium stearate；
The hydrophober is at least one of organosilicon moisture repellent, silylation hydrophober, calcium stearate；
The water-retaining agent is hydroxypropyl methyl cellulose ether or hydroxyethyl methyl reinforcing fiber element ether；
The early strength agent is at least one of sodium aluminate, lithium carbonate, anhydrous sodium sulfate；
The retarder is at least one of citric acid, tartaric acid, sodium gluconate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810407102.3A CN108503285A (en) | 2018-05-02 | 2018-05-02 | A kind of preparation method of light-high-strength concrete |
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| CN201810407102.3A CN108503285A (en) | 2018-05-02 | 2018-05-02 | A kind of preparation method of light-high-strength concrete |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109133806A (en) * | 2018-10-19 | 2019-01-04 | 蒋序来 | A kind of eco-concrete and preparation method thereof |
| CN109734357A (en) * | 2019-02-26 | 2019-05-10 | 广西鼎康科技股份有限公司 | A kind of insulation board and preparation method thereof that anti-static effect is good |
| CN111423178A (en) * | 2020-04-02 | 2020-07-17 | 成都松立建材有限责任公司 | Novel environment-friendly concrete and preparation process thereof |
| CN111439959A (en) * | 2020-03-10 | 2020-07-24 | 浙江向往建筑节能科技有限公司 | Preparation method of anti-freezing energy-saving aerated concrete block |
| CN111704417A (en) * | 2020-07-21 | 2020-09-25 | 潘辉 | Preparation method of ultrahigh-strength concrete |
| CN111995326A (en) * | 2020-08-31 | 2020-11-27 | 重庆黑曜科技有限公司 | Light foamed concrete and preparation method thereof |
| CN113402218A (en) * | 2021-06-23 | 2021-09-17 | 浙江飞英电力器材有限公司 | Preparation method of high-ductility and high-strength concrete |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1443727A (en) * | 2003-02-27 | 2003-09-24 | 穆桢子 | High-strength light concrete and its production method |
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2018
- 2018-05-02 CN CN201810407102.3A patent/CN108503285A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1443727A (en) * | 2003-02-27 | 2003-09-24 | 穆桢子 | High-strength light concrete and its production method |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109133806A (en) * | 2018-10-19 | 2019-01-04 | 蒋序来 | A kind of eco-concrete and preparation method thereof |
| CN109133806B (en) * | 2018-10-19 | 2020-04-24 | 蒋序来 | Ecological concrete and preparation method thereof |
| CN109734357A (en) * | 2019-02-26 | 2019-05-10 | 广西鼎康科技股份有限公司 | A kind of insulation board and preparation method thereof that anti-static effect is good |
| CN111439959A (en) * | 2020-03-10 | 2020-07-24 | 浙江向往建筑节能科技有限公司 | Preparation method of anti-freezing energy-saving aerated concrete block |
| CN111423178A (en) * | 2020-04-02 | 2020-07-17 | 成都松立建材有限责任公司 | Novel environment-friendly concrete and preparation process thereof |
| CN111423178B (en) * | 2020-04-02 | 2021-10-29 | 成都松立建材有限责任公司 | Environment-friendly concrete and preparation process thereof |
| CN111704417A (en) * | 2020-07-21 | 2020-09-25 | 潘辉 | Preparation method of ultrahigh-strength concrete |
| CN111995326A (en) * | 2020-08-31 | 2020-11-27 | 重庆黑曜科技有限公司 | Light foamed concrete and preparation method thereof |
| CN111995326B (en) * | 2020-08-31 | 2022-04-08 | 重庆黑曜科技有限公司 | Light foamed concrete and preparation method thereof |
| CN113402218A (en) * | 2021-06-23 | 2021-09-17 | 浙江飞英电力器材有限公司 | Preparation method of high-ductility and high-strength concrete |
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