CN105293957B - A kind of concrete gel material and preparation method thereof - Google Patents
A kind of concrete gel material and preparation method thereof Download PDFInfo
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- CN105293957B CN105293957B CN201510876607.0A CN201510876607A CN105293957B CN 105293957 B CN105293957 B CN 105293957B CN 201510876607 A CN201510876607 A CN 201510876607A CN 105293957 B CN105293957 B CN 105293957B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
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Abstract
The invention discloses a kind of concrete gel material and preparation method thereof, it is made by the raw material of following mass fraction：24 parts of 40 50 parts of waste residue, 30 40 parts of mine tailing, 0.5 0.8 parts of desulfurated plaster, 12 parts of silica flour, 0.5 1 parts of synthetic resin, 24 parts of powder and activator；And disclose preparation method.The beneficial effects of the invention are as follows：1. raw material（Flyash, waste residue, mine tailing etc.）Wide material sources, it is easy to obtain, it is with low cost；2. vast scale 50% replaces the cement consumption in concrete, with surprising economic benefit and environmental benefit；3. the concrete of binder materials, later stage are added（After 28 days）Intensity have and be persistently obviously improved；4. the concrete of binder materials is added, intensity keeps excellent, and its durability, which has, to be greatly improved；5. the features such as concrete for the binder materials configuration that the present invention is obtained has low hydro-thermal, corrosion-resistant, high solidity, high intensity, anti-micro.
Description
Technical field
The present invention relates to industrial mining industry technical field, more particularly to a kind of concrete gel material and preparation method thereof.
Background technology
Concrete admixture is that, in order to improve concrete performance, using water wisely adjusts strength grade of concrete, in concrete
Being mixed during mix natural or artificial can improve the powdered ore material of concrete performance.Answer the development in market, various blending
Material arises at the historic moment, performance and the difference of composition due to admixture, and the spread in performance that result in compound is uneven, and works
Effect is also not quite similar.Furthermore, the material quality of existing admixture is unstable, has aggravated the cost pressure of concrete mixing plant.
Therefore, how by add some materials concrete performance in itself and characteristic are carried out it is excellent improve, be ability
The problem of domain is studied all the time.
The content of the invention
In order to solve the above-mentioned technical problem, the invention provides a kind of concrete gel material and preparation method thereof.
In order to realize foregoing invention purpose, the invention provides a kind of concrete gel material, by following mass fraction
Raw material is made：40-50 parts of waste residue, 30-40 parts of mine tailing, 0.5-0.8 parts of desulfurated plaster, 1-2 parts of silica flour, 0.5-1 parts of synthetic resin,
2-4 parts of 2-4 parts of powder and activator.
Further, it is made by the raw material of following mass fraction：45 parts of waste residue, 35 parts of mine tailing, 0.6 part of desulfurated plaster, silica flour 1
Part, 0.6 part of synthetic resin, 3 parts of powder and 3 parts of activator.
Further, the waste residue is made up of flyash and metallurgical slag, wherein, the mass fraction of flyash and metallurgical slag
Than for：2:0.5-1；And/or, the mine tailing is high alumino-silicate type mine tailing, magnesium, iron and silicon hydrochlorate type mine tailing and siliceous lithotype mine tailing
Mixture, wherein, the quality parts ratio of high alumino-silicate type mine tailing, magnesium, iron and silicon hydrochlorate type mine tailing and siliceous lithotype mine tailing is:
1:0.5-1: 1。
Further, the main component of the powder is 40-50% brickbat and 30-35% dregs；And/or, the synthesis
Resin is that polytetrafluoroethylene (PTFE), epoxy resin and polyurethane are constituted, wherein, the quality of polytetrafluoroethylene (PTFE), epoxy resin and polyurethane
Portion rate is：0.5-1:0.1-0.5:0.5-1.
Further, the activator is made by following component：2-10 parts of sodium hydroxide, 1-8 parts of sodium metasilicate, calcium sulfate
10-30 parts, 0.1-2 parts of amide-type mixture, 0.1-0.3 parts of cellulose ether, 0.5-1 parts of acrylic acid, 1-2 parts of cyclic hydrocarbon mixture,
15-30 parts of 0.1-1 parts of macromolecule dispersing agent and water.
Further, the activator is made by following component：5 parts of sodium hydroxide, 7 parts of sodium metasilicate, 20 parts of calcium sulfate, acyl
0.5 part of amine mixture, 0.2 part of cellulose ether, 0.7 part of acrylic acid, 1 part of cyclic hydrocarbon mixture, 0.4 part of macromolecule dispersing agent and water
20 parts.
Further, the amide-type mixture is by N- ethyl acetamides, formamide and 2,4- dihydroxy benzoyl amine group
Into its quality parts ratio is：1:1：0.5-1；And/or, the cellulose ether is by hydroxyethyl cellulose, carboxy methyl hydroxyethyl fiber
Element, four kinds of composition compositions of ethyl cellulose and carboxymethyl cellulose, wherein, the mass fraction of each composition is：Hydroxyethyl cellulose
1-2 parts of 1-2 parts, 0.5-1 parts of carboxymethyl hydroxyethyl cellulose, 0.5-1 parts of ethyl cellulose and carboxymethyl cellulose.
Further, cyclic hydrocarbon mixture is made up of cyclohexene and hexamethylene, and its quality parts ratio is：1:0.5-1；With or,
The macromolecule dispersing agent is that AEO and polytetrafluoroethyl-ne olefin(e) acid ammonium are constituted, and its quality parts ratio is：0.5-1:
1。
Wherein, the preparation method of activator comprises the following steps：
The first step, by the various raw materials beyond water removal, sodium hydroxide, sodium metasilicate, calcium sulfate according to each quality parts ratio
It is separately added into reactor, it is to be reacted at 55 DEG C to set pressure as 4MPa, temperature, while opening agitating device, is stirred
Mix, continue 2 hours, mixture is made；
Second step, sodium hydroxide, sodium metasilicate, calcium sulfate is added to the water according to quality parts ratio, and adds the first step
Obtained mixture, is mixed and is stirred, and is continued 30 minutes, is obtained activator.
In order to achieve the above object, present invention also offers the preparation method of the concrete gel material, wherein,
The first step, other raw materials described in addition to synthetic resin and activator are fed via the rotation with frequency conversion respectively
Feeding is ground device into ultra-fine vertical mill respectively so that the particle diameter of each raw material reaches 8-12um, and screens particle diameter up to not
Reenter in ultra-fine vertical mill and grind to desired raw material, until particle diameter reaches 8-12um；
Second step, the first step is handled after each raw material deliver to mechanical mixture is carried out in mixer respectively, incorporation time is
3-4 hours, activator is added, is mixed 1-2 hours, heating -1 hour 30 minutes is carried out at a temperature of 400 DEG C, is then cooled down
Obtain batch mixing within 2 hours；
3rd step, the batch mixing for obtaining second step add synthetic resin, mix 1 hour, obtain composite blend.
The beneficial effects of the invention are as follows：1. raw material（Flyash, waste residue, mine tailing etc.）Wide material sources, it is easy to obtain, cost
It is cheap；2. vast scale 50% replaces the cement consumption in concrete, with surprising economic benefit and environmental benefit；3. glue is added
The concrete of gel material, later stage（After 28 days）Intensity have and be persistently obviously improved；4. the concrete of binder materials, intensity are added
Keep excellent, its durability, which has, to be greatly improved；5. the present invention obtain binder materials configuration concrete have low hydro-thermal,
The features such as corrosion-resistant, high solidity, high intensity, anti-micro.
Embodiment
Describe embodiments of the present invention in detail using embodiment below, whereby to the present invention how application technology means
To solve technical problem, and reach the implementation process of technique effect and can fully understand and implement according to this.
The activator of embodiment 1
The activator that the present invention is used, its preparation method comprises the following steps：
It is the first step, 5kg amide-types mixture, 2kg cellulose ethers, 7kg acrylic acid, 10kg cyclic hydrocarbon mixture and 4kg is high
Dispersal agent molecule is separately added into reactor, and it is to be reacted at 50 DEG C to set pressure as 4MPa, temperature, while opening stirring dress
Put, be stirred, continue 2 hours, mixture is made；
Second step, 50kg sodium hydroxides, 70kg sodium metasilicates and 200kg calcium sulfate added in 200kg water, and add the
The mixture that one step is obtained, is mixed and is stirred, and is continued 30 minutes, is obtained activator.
Wherein, amide-type mixture is by 1.875kgN- ethyl acetamides, 0.625kg formamides and 2.5kg2,4- dihydroxy
Benzamide is constituted.
Wherein, cellulose ether is by 0.73kg hydroxyethyl celluloses, 0.39kg carboxymethyl hydroxyethyl celluloses, 0.15kg ethyls
Four kinds of composition compositions of cellulose and 0.73kg carboxymethyl celluloses.
Wherein, cyclic hydrocarbon mixture is made up of 6.5kg cyclohexene and 3.5kg hexamethylenes.
Wherein, macromolecule dispersing agent is that 2.6kg AEOs and 1.4kg polytetrafluoroethyl-ne olefin(e) acids ammonium are constituted.
The concrete gel material I of embodiment 2
The invention provides a kind of concrete gel material, it is made by following raw material：Waste residue 40kg, mine tailing 30kg, desulfurization
Gypsum 0.5kg, silica flour 1kg, synthetic resin 0.5kg, powder 2kg and activator 2kg.
Waste residue is made up of 32kg flyash and 8kg metallurgical slags；Mine tailing is the high alumino-silicate type mine tailings of 12kg, 6kg magnesium iron
The mixture of silicate-type mine tailing and the siliceous lithotype mine tailings of 12kg.
The main component of powder is 0.8kg brickbats and 0.6kg dregs；Synthetic resin be 0.91kg polytetrafluoroethylene (PTFE),
0.18kg epoxy resin and 0.91kg polyurethane composition.
Wherein, the activator used is the activator that embodiment 1 is obtained.
Preparation process is：
The first step, other raw materials described in addition to synthetic resin and activator are fed via the rotation with frequency conversion respectively
Feeding is ground device into ultra-fine vertical mill respectively so that the particle diameter of each raw material reaches 8um, and screens that do not reach particle diameter will
The raw material asked is reentered in ultra-fine vertical mill and ground, until particle diameter reaches 8um；
Second step, the first step is handled after each raw material deliver to mechanical mixture is carried out in mixer respectively, incorporation time is 3
Hour, activator is added, is mixed 1 hour, heating 1 hour is carried out at a temperature of 400 DEG C, then cooling is mixed for 2 hours
Material；
3rd step, the batch mixing for obtaining second step add synthetic resin, mix 1 hour, obtain composite blend.
The concrete gel material II of embodiment 3
The invention provides a kind of concrete gel material, it is made by following raw material：Waste residue 50kg, mine tailing 40kg, desulfurization
Gypsum 0.8kg, silica flour 2kg, synthetic resin 1kg, powder 4kg and activator 4kg.
Waste residue is made up of 33.33kg flyash and 16.67kg metallurgical slags；Mine tailing is the high alumino-silicate type tails of 13.33kg
The mixture of ore deposit, 13.33kg magnesium, iron and silicons hydrochlorate type mine tailing and the siliceous lithotype mine tailings of 13.34kg.
The main component of powder is 1kg brickbats and 0.7kg dregs；Synthetic resin is 0.4kg polytetrafluoroethylene (PTFE), 0.2kg rings
Oxygen tree fat and 0.4kg polyurethane composition.
Wherein, the activator used is the activator that embodiment 1 is obtained.
Preparation process is：
The first step, other raw materials described in addition to synthetic resin and activator are fed via the rotation with frequency conversion respectively
Feeding is ground device into ultra-fine vertical mill respectively so that the particle diameter of each raw material reaches 12um, and screening does not reach particle diameter
It is required that raw material reenter in ultra-fine vertical mill grind, until particle diameter reaches 12um；
Second step, the first step is handled after each raw material deliver to mechanical mixture is carried out in mixer respectively, incorporation time is 4
Hour, activator is added, is mixed 2 hours, heating 1 hour is carried out at a temperature of 400 DEG C, then cooling is mixed for 2 hours
Material；
3rd step, the batch mixing for obtaining second step add synthetic resin, mix 1 hour, obtain composite blend.
The concrete gel material III of embodiment 4
The invention provides a kind of concrete gel material, it is made by following raw material：Waste residue 45kg, mine tailing 35kg, desulfurization
Gypsum 0.6kg, silica flour 1kg, synthetic resin 0.6kg, powder 3kg and activator 3kg.
Waste residue is made up of 34.6kg flyash and 10.4kg metallurgical slags；Mine tailing be the high alumino-silicate type mine tailings of 13.46kg,
The mixture of 8.08kg magnesium, iron and silicons hydrochlorate type mine tailing and the siliceous lithotype mine tailings of 13.46kg.
The main component of powder is 1.35kg brickbats and 0.96kg dregs；The synthetic resin be 0.3kg polytetrafluoroethylene (PTFE),
0.15kg epoxy resin and 0.15kg polyurethane composition.
Wherein, the activator used is the activator that embodiment 1 is obtained.
Preparation process is：
The first step, other raw materials described in addition to synthetic resin and activator are fed via the rotation with frequency conversion respectively
Feeding is ground device into ultra-fine vertical mill respectively so that the particle diameter of each raw material reaches 10um, and screening does not reach particle diameter
It is required that raw material reenter in ultra-fine vertical mill grind, until particle diameter reaches 10um；
Second step, the first step is handled after each raw material deliver to mechanical mixture is carried out in mixer respectively, incorporation time is 3
Hour, activator is added, is mixed 1 hour, heating 1 hour is carried out at a temperature of 400 DEG C, then cooling is mixed for 2 hours
Material；
3rd step, the batch mixing for obtaining second step add synthetic resin, mix 1 hour, obtain composite blend.
Project contrast test
Data analysis is carried out for Linyi Tianyuan concrete works Co., Ltd concrete project.
Control group is that obtained C30 concrete is mixed without using admixture；First group uses binder materials（I）Mix
C30 concrete.Second group uses binder materials（II）The C30 concrete mixed.3rd group uses binder materials（III）Mix
C30 concrete.
Table 1 is raw material Basic Information Table
| Material | Model specification | Price | Remarks |
| Cement | Po42.5 | 225 yuan/ton | |
| Miberal powder | 140 yuan/ton | ||
| Flyash | Three-level | 100 yuan/ton | |
| Sand | 30 yuan/ton | ||
| Stone | 5-25 particle diameters | 45 yuan/ton | |
| Additive | 1700 yuan/ton | ||
| Binder materials（I） | 76.7 yuan/ton | ||
| Binder materials（II） | 76.6 yuan/ton | ||
| Binder materials（III） | 76.3 yuan/ton |
（One）3 test groups and 1 control group is selected to carry out 1M3The improvement contrast of concrete materials and its performance.
Table 2 is the Cost comparisons of 4 groups
| Per m3 materials | Cement（kg） | Water（kg） | Sand（kg） | Stone（kg） | Flyash | Miberal powder | Additive（kg） | Composite blend（kg） | Cost（Member） |
| Control group | 310 | 168 | 779 | 1032 | 90 | -- | 10.5 | -- | 166.41 |
| First group | 160 | 145 | 779 | 1032 | -- | -- | 10.5 | 230 | 141.3 |
| Second group | 160 | 145 | 779 | 1032 | -- | -- | 10.5 | 230 | 141.03 |
| 3rd group | 160 | 145 | 779 | 1032 | -- | -- | 10.5 | 230 | 141.21 |
By table 2 it is known that consumption and contrast per 4 groups of side's concrete materials, it is known that with control group phase
Than the cement consumption of 3 embodiment groups greatly reduces to cost of the cost relative to control group of 50%, and three embodiment groups
24.5 yuan, 25.4 yuan and 25.2 yuan are about reduced respectively.
（Two）Slump and the intensity detection of 1 day, 3 days, 7 days, 14 days and 28 days are carried out respectively for 4 groups.
As a result such as table 3.
By table 3 it is known that the binder materials that 3 embodiment groups add activator of the present invention is used for concrete production, energy
The initial compression strength of concrete is improved 20-27MPa, and realize that compression strength further improves about 33MPa after 28 days, carries significantly
The high performance of concrete.
（Three）Compare the porosity of the concrete of four groups and the influence of carbonation depth.And after 3 years with condition to 4 groups
Concrete carries out intensity detection and cracking situation.
Table 4 is result
| Group | Porosity | Intensity（MPa） | Carbonation depth and outward appearance |
| Control group | 20.2% | 48.4 | 12mm, there is blind crack |
| First group | 9.2% | 61.2 | 5mm, no drop phenomenon, flawless |
| Second group | 9.0% | 62.5 | 5mm, no drop phenomenon, flawless |
| 3rd group | 9.0% | 61.8 | 5mm, no drop phenomenon, flawless |
As can be seen from Table 4, the porosity of 3 embodiment groups is significantly less than control group.And the intensity of concrete product
Preferable performance is always maintained at compactness, durability improves a lot.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (7)
1. a kind of concrete gel material, it is characterised in that be made by the raw material of following mass fraction：40-50 parts of waste residue, mine tailing
2-4 parts of 30-40 parts, 0.5-0.8 parts of desulfurated plaster, 1-2 parts of silica flour, 0.5-1 parts of synthetic resin, 2-4 parts of powder and activator；
The waste residue is made up of flyash and metallurgical slag, wherein, the quality parts ratio of flyash and metallurgical slag is：2:0.5-
1；And/or, the mine tailing is the mixture of high alumino-silicate type mine tailing, magnesium, iron and silicon hydrochlorate type mine tailing and siliceous lithotype mine tailing, its
In, the quality parts ratio of high alumino-silicate type mine tailing, magnesium, iron and silicon hydrochlorate type mine tailing and siliceous lithotype mine tailing is:1:0.5-1:1；
The main component of the powder is 40-50% brickbat and 30-35% dregs；And/or, the synthetic resin is polytetrafluoro
The mixing of ethene, epoxy resin and polyurethane, wherein, the quality parts ratio of polytetrafluoroethylene (PTFE), epoxy resin and polyurethane is：
0.5-1:0.1-0.5:0.5-1；
The activator is made by following component：2-10 parts of sodium hydroxide, 1-8 parts of sodium metasilicate, 10-30 parts of calcium sulfate, acid amides
0.1-2 parts of class mixture, 0.1-0.3 parts of cellulose ether, 0.5-1 parts of acrylic acid, 1-2 parts of cyclic hydrocarbon mixture, macromolecule dispersing agent
0.1-1 parts and 15-30 parts of water.
2. concrete gel material according to claim 1, it is characterised in that be made by the raw material of following mass fraction：
3 parts of 45 parts of waste residue, 35 parts of mine tailing, 0.6 part of desulfurated plaster, 1 part of silica flour, 0.6 part of synthetic resin, 3 parts of powder and activator.
3. concrete gel material according to claim 1, it is characterised in that the activator is made by following component：
5 parts of sodium hydroxide, 7 parts of sodium metasilicate, 20 parts of calcium sulfate, 0.5 part of amide-type mixture, 0.2 part of cellulose ether, acrylic acid 0.7
Part, 1 part of cyclic hydrocarbon mixture, 0.4 part of macromolecule dispersing agent and 20 parts of water.
4. concrete gel material according to claim 1, it is characterised in that the amide-type mixture is by N- ethyl second
Acid amides, formamide and 2,4- dihydroxy benzoyl amine are constituted, and its quality parts ratio is：0.5-1:0.1-0.5：0.7-1；And/or,
The cellulose ether by four kinds of hydroxyethyl cellulose, carboxymethyl hydroxyethyl cellulose, ethyl cellulose and carboxymethyl cellulose into
It is grouped into, wherein, the mass fraction of each composition is：1-2 parts of hydroxyethyl cellulose, 0.5-1 parts of carboxymethyl hydroxyethyl cellulose, second
1-2 parts of 0.1-0.5 parts of base cellulose and carboxymethyl cellulose.
5. concrete gel material according to claim 1, it is characterised in that cyclic hydrocarbon mixture is by cyclohexene and hexamethylene
Constitute, its quality parts ratio is：1-2:0.5-1；And/or, the macromolecule dispersing agent is AEO and poly- four
PVF acid ammonium is constituted, and its quality parts ratio is：1-2:0.5-1.
6. the concrete gel material according to any one of claim 1 to 5, it is characterised in that the preparation method of activator
Comprise the following steps：
The first step, the various raw materials beyond water removal, sodium hydroxide, sodium metasilicate, calcium sulfate are distinguished according to each quality parts ratio
Add in reactor, it is to be reacted at 50 DEG C set pressure as 4MPa, temperature, while unlatching agitating device, is stirred, holds
It is continuous 2 hours, mixture is made；
Second step, sodium hydroxide, sodium metasilicate, calcium sulfate is added to the water according to quality parts ratio, and adds the first step and obtained
Mixture, mixed and stirred, continued 30 minutes, obtain activator.
7. the concrete gel material according to any one of claim 1 to 5, it is characterised in that comprise the following steps:First
Step, other raw materials described in addition to synthetic resin and activator are distinguished into feeding via the rotary feeder with frequency conversion respectively arrived
It is ground in ultra-fine vertical mill so that the particle diameter of each raw material reaches 8-12 μm, and screens the raw material that particle diameter is not reached to requirement
Reenter in ultra-fine vertical mill and grind, until particle diameter reaches 8-12 μm；
Second step, the first step is handled after each raw material deliver to mechanical mixture is carried out in mixer respectively, incorporation time is that 3-4 is small
When, activator is added, is mixed 1-2 hours, heating -1 hour 30 minutes is carried out at a temperature of 400 DEG C, is then cooled down 2 hours
Obtain batch mixing；
3rd step, the batch mixing for obtaining second step add synthetic resin, mix 1 hour, obtain composite blend.
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| CN105646815B (en) * | 2016-03-29 | 2018-09-28 | 华北理工大学 | A kind of preparation method of mine tailing and stalk cellulose enhancing polyurethane/epoxy resin insulation wallboard |
| CN107973540A (en) * | 2017-12-27 | 2018-05-01 | 江苏百瑞吉新材料有限公司 | A kind of concrete intensifier and preparation method thereof |
| CN111732365A (en) * | 2020-07-22 | 2020-10-02 | 湖南大学 | Concrete composite admixture and preparation method thereof |
| CN116675463B (en) * | 2023-08-03 | 2023-10-13 | 河北省建筑科学研究院有限公司 | Special early strength agent for preparing solid waste-based cementing material by utilizing tailing waste and preparation method |
| CN117069451B (en) * | 2023-08-17 | 2024-05-28 | 重庆大学溧阳智慧城市研究院 | Method for preparing high-strength 3D printed concrete based on modified antimony tailings |
| CN117602871B (en) * | 2024-01-22 | 2024-04-09 | 中建八局西南建设工程有限公司 | Novel fast-curing residue-soil-based regenerated composite material and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1526676A (en) * | 2003-09-23 | 2004-09-08 | 昆明理工大学 | CBC composite material made of industrial slag and its production process |
| CN1990413A (en) * | 2005-12-27 | 2007-07-04 | 尹小林 | Synthesis-reactivation technique for preparing inorganic coagulation material |
| CN101637936A (en) * | 2009-08-18 | 2010-02-03 | 昆明理工大学 | Method for producing baking-free bricks by using phosphorous gypsum based cementitious material to solidify yellow phosphorous slags |
| CN103342491A (en) * | 2013-07-10 | 2013-10-09 | 武汉理工大学 | Iron tailing-based complex mineral admixture and preparation process thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL113587A (en) * | 1994-06-03 | 1999-05-09 | Nat Gypsum Co | Cementitious gypsum-containing compositions and materials made therefrom |
-
2015
- 2015-12-03 CN CN201510876607.0A patent/CN105293957B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1526676A (en) * | 2003-09-23 | 2004-09-08 | 昆明理工大学 | CBC composite material made of industrial slag and its production process |
| CN1990413A (en) * | 2005-12-27 | 2007-07-04 | 尹小林 | Synthesis-reactivation technique for preparing inorganic coagulation material |
| CN101637936A (en) * | 2009-08-18 | 2010-02-03 | 昆明理工大学 | Method for producing baking-free bricks by using phosphorous gypsum based cementitious material to solidify yellow phosphorous slags |
| CN103342491A (en) * | 2013-07-10 | 2013-10-09 | 武汉理工大学 | Iron tailing-based complex mineral admixture and preparation process thereof |
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