CN106278101B - Soil-solidified-agent and preparation method thereof - Google Patents
Soil-solidified-agent and preparation method thereof Download PDFInfo
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- CN106278101B CN106278101B CN201610680066.9A CN201610680066A CN106278101B CN 106278101 B CN106278101 B CN 106278101B CN 201610680066 A CN201610680066 A CN 201610680066A CN 106278101 B CN106278101 B CN 106278101B
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- parts
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- agent
- short steel
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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
-
- 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
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00732—Uses not provided for elsewhere in C04B2111/00 for soil stabilisation
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The present invention provides a kind of soil-solidified-agent, component including following mass fraction: ultrafine slag powder: 52-65 parts, agstone: 10-15 parts, gypsum: 5-10 parts, short steel fibre: 2-4 parts, additive: 7-15 parts, surfactant: 0.5-1 parts, wherein, the additive is made of calcium carbonate, isopropanolamine and ethylene glycol.The grain fineness of soil-solidified-agent provided by the invention, each component is different, adds mutually, and synergistic effect keeps grain composition situation more preferable, and concrete performance is improved in the gap in different degrees of fill concrete；The addition of short steel fibre can obviously increase the toughness of soil-solidified-agent, solve the problems, such as the easy to crack of conventional curing material；And soil-solidified-agent compression strength provided by the invention is high, is 10 times of Common curing agents compression strength or more；With extraordinary impervious anti-freezing property；The intensity of soil can be greatly improved simultaneously, improve the durability of soil, preparation method is simple, and it is at low cost, there is wider promotional value.
Description
Technical field
The present invention relates to building materials field of engineering technology more particularly to a kind of soil-solidified-agent and preparation method thereof.
Background technique
With the development of society, the increasing of engineering construction, cementitious material is also in rapid development, due to rendzinas, water
The low costs such as soil, construction is simple are widely applied in some hydraulic engineerings and agriculture project.But in practice, people
Find, Lime Stabilization early strength is low, and strength development is slow；Cement stabilization contraction is larger, easy to crack, therefore, soil
Curing agent is widely used.
Soil-solidified-agent is a kind of novel energy-conserving ring to solidify all kinds of soil synthesized by a variety of inorganic, organic materials
Engineering material is protected, under external pressure effect, soil particle spacing reduces, and a series of physical and chemical reaction will occur
Have the function that improve gap between contact region feature, filler particles and generates novel substance cohesion soil particle.
Since traditional soil-solidified-agent is not able to satisfy the needs of engineering in terms of durability, that there are intensity is low, without very
Good crack resistance, the disadvantages of frost resistance is poor, therefore, a kind of there is an urgent need to consolidation rates fast, early period and later strength are high, improve soil
The soil-solidified-agent of earth durability and compactness.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of soil-solidified-agents and preparation method thereof, and it is long-term to solve soil
Problem of Cracking caused by exposure is dry improves consolidation rate, improves early period and later strength, improves soil durability and closely knit
Degree.
The present invention is achieved through the following technical solutions:
The present invention provides a kind of soil-solidified-agent, the component including following mass fraction:
Ultrafine slag powder: 52-65 parts, agstone: 10-15 parts, gypsum: 5-10 parts, short steel fibre: 2-4 parts, additional
Agent: 7-15 parts, surfactant: 0.5-1 parts, wherein the additive is made of calcium carbonate, isopropanolamine and ethylene glycol.
There are many factor for influencing resistance of soil, and most important factor is grain composition, soil-solidified-agent provided by the invention
In, the grain fineness of each component is different, adds mutually, and synergistic effect can make grain composition situation more preferable, can be different degrees of
Fill concrete in gap, play improve concrete performance purpose；And the addition of short steel fibre, soil can be obviously increased
The toughness of curing agent solves the problems, such as the easy to crack of conventional curing material.
Preferably, in the additive, the mass ratio of calcium carbonate, isopropanolamine and ethylene glycol is 5-8:1-1.5:1.
Preferably, the surfactant is fatty acid glycerine fat.
Preferably, the component including following mass fraction:
Ultrafine slag powder: 56 parts, agstone: 15 parts, gypsum: 5 parts, short steel fibre: 3 parts, calcium carbonate: 6 parts, isopropanol
Amine: 1 part, ethylene glycol: 1 part, fatty acid glycerine fat: 0.5 part.
Preferably, the partial size of the ultrafine slag powder is 0.5-3 μm.
Preferably, the diameter of the short steel fibre is 0.1-0.2mm, length 2-8mm.
The present invention also provides a kind of preparation methods of soil-solidified-agent, are used to prepare the above-mentioned soil-solidified-agent stated, described
Method includes the following steps:
S101: the additive and surfactant that will be made of calcium carbonate, isopropanolamine and ethylene glycol according to aforementioned proportion
It is uniformly mixed, obtains mixture A；
S102: ultrafine slag powder, agstone, gypsum and short steel fibre are uniformly mixed according to aforementioned proportion, mixed
Close material B；
S103: the mixture A and mixture B are uniformly mixed, soil-solidified-agent is obtained.
Preferably, in the step S101, the mass ratio of calcium carbonate, isopropanolamine and ethylene glycol are as follows: 5-8:1-1.5:1,
The surfactant is fatty acid glycerine fat.
Preferably, in the step S102, the partial size of the ultrafine slag powder is 0.5-3 μm.
Preferably, in the step S102, the diameter of the short steel fibre is 0.1-0.2mm, length 2-8mm.
Technical solution provided in an embodiment of the present invention may include it is following the utility model has the advantages that
The present invention provides a kind of soil-solidified-agent, the component including following mass fraction: ultrafine slag powder: 52-65 parts, stone
Limestone flour: 10-15 parts, gypsum: 5-10 parts, short steel fibre: 2-4 parts, additive: 7-15 parts, surfactant: 0.5-1 parts,
In, the additive is made of calcium carbonate, isopropanolamine and ethylene glycol.Soil-solidified-agent provided by the invention, of each component
Grain fineness is different, adds mutually, and synergistic effect keeps grain composition situation more preferable, the gap in different degrees of fill concrete,
Improve concrete performance；The addition of short steel fibre can obviously increase the toughness of soil-solidified-agent, solve the easy of conventional curing material
Problem of Cracking；And soil-solidified-agent compression strength provided by the invention is high, is 10 times of Common curing agents compression strength or more；Tool
There is extraordinary impervious anti-freezing property；The intensity of soil can be greatly improved simultaneously, improve the durability of soil, preparation method letter
It is single, it is at low cost, there is wider promotional value.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention below will be implemented the present invention
Technical solution in example is clearly and completely described, it is clear that described embodiment is only that present invention a part is implemented
Example, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art are not making creative work
Under the premise of every other embodiment obtained, protection scope of the present invention all should belong to.
Embodiment 1
The present embodiment provides a kind of soil-solidified-agent, the component including following mass fraction:
Ultrafine slag powder: 61 parts, agstone: 10 parts, gypsum: 10 parts, short steel fibre: 4 parts, calcium carbonate: 10 parts, different
Propanolamine: 2 parts, ethylene glycol: 2 parts, fatty glyceride: 1 part, wherein the partial size of the ultrafine slag powder is 0.5 μm, short steel
The diameter of fiber is 0.1mm, length 2mm.
Embodiment 2
The present embodiment provides a kind of soil-solidified-agent, the component including following mass fraction:
Ultrafine slag powder: 55 parts, agstone: 15 parts, gypsum: 10 parts, short steel fibre: 2 parts, calcium carbonate: 12 parts, different
Propanolamine: 3 parts, ethylene glycol: 2 parts, fatty glyceride: 1 part, wherein the partial size of the ultrafine slag powder is 3 μm, and short steel is fine
The diameter of dimension is 0.2mm, length 8mm.
Embodiment 3
The present embodiment provides a kind of soil-solidified-agent, the component including following mass fraction:
Ultrafine slag powder: 52 parts, agstone: 15 parts, gypsum: 9 parts, short steel fibre: 4 parts, calcium carbonate: 8 parts, isopropyl
Hydramine: 1.5 parts, ethylene glycol: 1 part, fatty glyceride: 1 part, wherein the partial size of the ultrafine slag powder is 2 μm, and short steel is fine
The diameter of dimension is 0.2mm, length 5mm.
Embodiment 4
The present embodiment provides a kind of soil-solidified-agent, the component including following mass fraction:
Ultrafine slag powder: 52 parts, agstone: 15 parts, gypsum: 10 parts, short steel fibre: 4 parts, calcium carbonate: 10 parts, isopropyl
Hydramine: 3 parts, ethylene glycol: 2 parts, fatty glyceride: 0.5 part, wherein the partial size of the ultrafine slag powder is 2 μm, and short steel is fine
The diameter of dimension is 0.2mm, length 5mm.
Embodiment 5
The present embodiment provides a kind of soil-solidified-agent, the component including following mass fraction:
Ultrafine slag powder: 65 parts, agstone: 10 parts, gypsum: 5 parts, short steel fibre: 2 parts, calcium carbonate: 5 parts, isopropanol
Amine: 1 part, ethylene glycol: 1 part, fatty glyceride: 1 part, wherein the partial size of the ultrafine slag powder is 2 μm, short steel fibre
Diameter is 0.2mm, length 5mm.
Embodiment 6
The present embodiment provides a kind of soil-solidified-agent, the component including following mass fraction:
Ultrafine slag powder: 60 parts, agstone: 13 parts, gypsum: 8 parts, short steel fibre: 3 parts, calcium carbonate: 8 parts, isopropanol
Amine: 1.5 parts, ethylene glycol: 1 part, fatty glyceride: 1 part, wherein the partial size of the ultrafine slag powder is 2 μm, short steel fibre
Diameter be 0.2mm, length 5mm.
Embodiment 7
The present embodiment provides a kind of soil-solidified-agent, the component including following mass fraction:
Ultrafine slag powder: 56 parts, agstone: 15 parts, gypsum: 5 parts, short steel fibre: 3 parts, calcium carbonate: 6 parts, isopropanol
Amine: 1 part, ethylene glycol: 1 part, fatty glyceride: 0.5 part, wherein the partial size of the ultrafine slag powder is 2 μm, short steel fibre
Diameter be 0.2mm, length 5mm.
For above-described embodiment 1 into embodiment 7, the mass fraction and its weight of each component are as shown in table 1 below:
Table 1: the mass fraction and weight schedule of each component in the soil-solidified-agent of each embodiment
The soil-solidified-agent of above-described embodiment 1 to embodiment 7 is put into according to a certain percentage with cement, clay, water respectively
In machine after mixing evenly, the test specimen of 40mm*40mm*160mm is made, is put into maintenance in standard curing box and arrives corresponding age,
Carry out performance detection is dried after taking-up, as a result as shown in table 2 below, wherein the soil-solidified-agent is according to the 10% of cement quality
It is added.
Table 2: ingredient and the performance test results
As seen from the above table, maximum dry density and 28d unconfined compressive strength increase, and especially compression strength improves
Amplitude is very big, illustrates that mixing soil-solidified-agent of the invention has extraordinary effect, 28d immersion water suction to the compression strength of soil
Rate also decreases.
Described in synthesis, soil-solidified-agent provided by the invention can increase binding force, compactness and intensity inside soil,
Soil gap is eliminated simultaneously, soil is made to have the characteristics that early strength, water stability are higher and continue to increase for a long time；Add simultaneously
Enter the surface tension that water can be effectively reduced in surfactant.Compared with traditional curing materials, the fast, early period with bone ring speed
With the advantages that later strength is high, easy for construction, low cost, can be widely applied.
Certainly, above description is also not limited to the example above, technical characteristic of the present invention without description can by or
It is realized using the prior art, details are not described herein；It is not to this that the above examples are only used to illustrate the technical scheme of the present invention
The limitation of invention, describes the invention in detail referring to preferred embodiment, and those skilled in the art should
Understand, the variations, modifications, additions or substitutions that those skilled in the art are made within the essential scope of the present invention
Without departure from spirit of the invention, it also should belong to claims of the invention.
Claims (9)
1. a kind of soil-solidified-agent, which is characterized in that the component including following mass fraction:
Ultrafine slag powder: 52-65 parts, agstone: 10-15 parts, gypsum: 5-10 parts, short steel fibre: 2-4 parts, additive: 7-
15 parts, surfactant: 0.5-1 parts, wherein the additive is made of calcium carbonate, isopropanolamine and ethylene glycol, and the carbon
The mass ratio of sour calcium, isopropanolamine and ethylene glycol is 5-8:1-1.5:1.
2. soil-solidified-agent according to claim 1, which is characterized in that the surfactant is fatty acid glycerine fat.
3. soil-solidified-agent according to claim 2, which is characterized in that the component including following mass fraction:
Ultrafine slag powder: 56 parts, agstone: 15 parts, gypsum: 5 parts, short steel fibre: 3 parts, calcium carbonate: 6 parts, isopropanolamine: 1
Part, ethylene glycol: 1 part, fatty acid glycerine fat: 0.5 part.
4. soil-solidified-agent according to claim 1-3, which is characterized in that the partial size of the ultrafine slag powder is
0.5-3μm。
5. soil-solidified-agent according to claim 4, which is characterized in that the diameter of the short steel fibre is 0.1-0.2mm,
Length is 2-8mm.
6. a kind of preparation method of soil-solidified-agent is used to prepare the described in any item soil-solidified-agents of claim 1-5, special
Sign is that described method includes following steps:
S101: the additive and surfactant that are made of calcium carbonate, isopropanolamine and ethylene glycol are mixed according to aforementioned proportion
Uniformly, mixture A is obtained；
S102: ultrafine slag powder, agstone, gypsum and short steel fibre are uniformly mixed according to aforementioned proportion, obtain mixture
B；
S103: the mixture A and mixture B are uniformly mixed, soil-solidified-agent is obtained.
7. the preparation method of soil-solidified-agent according to claim 6, which is characterized in that in the step S101, carbonic acid
The mass ratio of calcium, isopropanolamine and ethylene glycol are as follows: 5-8:1-1.5:1, the surfactant are fatty acid glycerine fat.
8. the preparation method of soil-solidified-agent according to claim 7, which is characterized in that described in the step S102
The partial size of ultrafine slag powder is 0.5-3 μm.
9. the preparation method of soil-solidified-agent according to claim 8, which is characterized in that described in the step S102
The diameter of short steel fibre is 0.1-0.2mm, length 2-8mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610680066.9A CN106278101B (en) | 2016-08-18 | 2016-08-18 | Soil-solidified-agent and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610680066.9A CN106278101B (en) | 2016-08-18 | 2016-08-18 | Soil-solidified-agent and preparation method thereof |
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| CN106278101B true CN106278101B (en) | 2018-12-25 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108178546A (en) * | 2017-12-13 | 2018-06-19 | 颍上永红建材有限公司 | A kind of construction material curing agent |
| CN109293327B (en) * | 2018-05-25 | 2022-01-28 | 武汉重德环保工程有限责任公司 | Preparation and application methods of cement-free bulk industrial solid waste high-performance soil curing agent |
| CN116239352A (en) * | 2023-02-13 | 2023-06-09 | 广冶固建(江苏)科技有限公司 | Soil curing agent for civil construction and preparation method thereof |
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|---|---|---|---|---|
| JP2005187620A (en) * | 2003-12-25 | 2005-07-14 | Toa Harbor Works Co Ltd | Solidifier composition |
| CN102153326A (en) * | 2010-12-08 | 2011-08-17 | 武汉高铁桩工科技有限公司 | Curing agent for soft soil and application thereof |
| CN104140215A (en) * | 2014-07-28 | 2014-11-12 | 济南鲁新新型建材股份有限公司 | High-durability enhanced anti-crack cementing material and preparation method thereof |
| CN104193287A (en) * | 2014-09-09 | 2014-12-10 | 河北充填采矿技术有限公司 | High-strength quick-setting tailings cementing material and preparation method thereof |
| CN105036587A (en) * | 2015-09-06 | 2015-11-11 | 山东宏艺科技股份有限公司 | High-performance concrete synergist and preparing method thereof |
-
2016
- 2016-08-18 CN CN201610680066.9A patent/CN106278101B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005187620A (en) * | 2003-12-25 | 2005-07-14 | Toa Harbor Works Co Ltd | Solidifier composition |
| CN102153326A (en) * | 2010-12-08 | 2011-08-17 | 武汉高铁桩工科技有限公司 | Curing agent for soft soil and application thereof |
| CN104140215A (en) * | 2014-07-28 | 2014-11-12 | 济南鲁新新型建材股份有限公司 | High-durability enhanced anti-crack cementing material and preparation method thereof |
| CN104193287A (en) * | 2014-09-09 | 2014-12-10 | 河北充填采矿技术有限公司 | High-strength quick-setting tailings cementing material and preparation method thereof |
| CN105036587A (en) * | 2015-09-06 | 2015-11-11 | 山东宏艺科技股份有限公司 | High-performance concrete synergist and preparing method thereof |
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