CN109153610A - The blast-furnace cinder base of calcium chloride is added without cement bond material - Google Patents
The blast-furnace cinder base of calcium chloride is added without cement bond material Download PDFInfo
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- CN109153610A CN109153610A CN201680085748.3A CN201680085748A CN109153610A CN 109153610 A CN109153610 A CN 109153610A CN 201680085748 A CN201680085748 A CN 201680085748A CN 109153610 A CN109153610 A CN 109153610A
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- calcium chloride
- blast
- furnace cinder
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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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/14—Waste materials; Refuse from metallurgical processes
- C04B18/141—Slags
- C04B18/142—Steelmaking slags, converter slags
-
- 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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/06—Combustion residues, e.g. purification products of smoke, fumes or exhaust gases
- C04B18/08—Flue dust, i.e. fly ash
-
- 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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/14—Waste materials; Refuse from metallurgical processes
-
- 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
- C04B2111/00637—Uses not provided for elsewhere in C04B2111/00 as glue or binder for uniting building or structural 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
- C04B2111/10—Compositions or ingredients thereof characterised by the absence or the very low content of a specific material
- C04B2111/1037—Cement free compositions, e.g. hydraulically hardening mixtures based on waste materials, not containing cement as such
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
In one embodiment of this invention, open one kind includes comprising calcium oxide (CaO) and calcium chloride (CaCl2) blast-furnace cinder, blast-furnace cinder and flyash and include greater than 0 and less than the calcium chloride (CaCl of 4 parts by weight relative to all wt part2) addition calcium chloride blast-furnace cinder base without cement bond material.
Description
Technical field
The present invention relates to a kind of blast-furnace cinder bases for adding calcium chloride without cement bond material (BLAST-FURNACE
SLAG-BASED CEMENTLESS BINDER WITH CALCIUM CHLORIDE ADDED)。
Background technique
Portland cement (hereinafter referred to as cement) is most important in modernization of industry process and most popular builds
It builds and uses structural material, be in all kinds of social overheads such as road, bridge, tunnel, bay, house, building (SOC) construction
Most basic material.Above-mentioned cement be using lime stone etc. as main material and when sintering process manufactures slag with high temperature (about
1,500 DEG C) state manufactured, and in the process, 1 ton of cement of every production will just discharge about 0.7~1.0 ton of carbon dioxide
Gas.Therefore, although cement is made that important contribution in building industry for a long time, also it is considered a kind of recently
Dysgenic material can be caused to nature and earth environment.
The annual manufacture of cement amount of South Korea is about 6,3,000,000 tons, will discharge about 5,6,700,000 tons of carbon dioxide.As with
Its relevant a part of countermeasure, people have been working hard the correlative study of application industry by-product substitution cement.
But when since it is considered that environmental issue and use comprising cement substitute matter without cement bond material when, meeting
Lead to the problem of its intensity is lower than cement.
Summary of the invention
(problem to be solved by the invention)
It include that the bond material of cement has the problem of discharge carbon dioxide gas, and the bond material for not including cement has
There is the problem of intensity decline.
It provides it is an object of the invention to solve existing issue as described above and a kind of do not include cement and add chlorination
The blast-furnace cinder base of calcium is without cement bond material.
(measure used by solving the problems, such as)
In an embodiment of the present invention, open one kind includes comprising calcium oxide (CaO) and calcium chloride (CaCl2) blast furnace
Slag, blast-furnace cinder and flyash (Fly-ash), and include greater than 0 and less than the chlorine of 4 parts by weight relative to all wt part
Change calcium (CaCl2) addition calcium chloride blast-furnace cinder base without cement bond material.
In the present embodiment, it is possible to the above-mentioned calcium chloride (CaCl relative to all wt part comprising 1 parts by weight2) and
The calcium oxide (CaO) of 3.9 parts by weight.
In the present embodiment, it is possible to relative to all wt part include 40 parts by weight comprising above-mentioned calcium oxide (CaO) with
And calcium chloride (CaCl2) blast-furnace cinder.
In the present embodiment, it is possible to the above-mentioned calcium chloride (CaCl relative to all wt part comprising 2 parts by weight2) and
The calcium oxide (CaO) of 3.8 parts by weight.
In the present embodiment, it is possible to relative to all wt part include 40 parts by weight comprising above-mentioned calcium oxide (CaO) with
And calcium chloride (CaCl2) blast-furnace cinder.
In the present embodiment, it is possible to the above-mentioned calcium chloride (CaCl relative to all wt part comprising 3 parts by weight2) and
The calcium oxide (CaO) of 3.7 parts by weight.
In the present embodiment, it is possible to relative to all wt part include 40 parts by weight comprising above-mentioned calcium oxide (CaO) with
And calcium chloride (CaCl2) blast-furnace cinder.
In the present embodiment, relative to all wt part in addition to including comprising above-mentioned calcium oxide (CaO) and calcium chloride
(CaCl2) blast-furnace cinder except, additionally it is possible to the above-mentioned fine coal of above-mentioned blast-furnace cinder and 20 parts by weight comprising 40 parts by weight
Ash.
In the present embodiment, it is possible to the above-mentioned flyash relative to all wt part comprising 30 parts by weight.
It can will include above-mentioned calcium oxide (CaO) and calcium chloride (CaCl in this fact Example2) blast-furnace cinder, on
It states blast-furnace cinder and above-mentioned flyash is dissolved into mixing water and is mixed, and include above-mentioned calcium oxide (CaO) and chlorination
Calcium (CaCl2) blast-furnace cinder, above-mentioned blast-furnace cinder and above-mentioned flyash weight and above-mentioned mixing water weight ratio
It can be 0.3.
In the present embodiment, it is possible to the above-mentioned calcium chloride (CaCl relative to all wt part comprising 2 parts by weight2) and 40
Parts by weight include above-mentioned calcium oxide (CaO) and calcium chloride (CaCl2) blast-furnace cinder.
In the present embodiment, it is possible to the above-mentioned calcium chloride (CaCl relative to all wt part comprising 2 parts by weight2) and do not wrap
Cement.
It in the present embodiment, is including 3 parts by weight relative to all wt part in the case where curing cycle is 3 days
Above-mentioned calcium chloride (CaCl2) when hardenite inside formed pore diameter size can be less than including the upper of 1 parts by weight
State calcium chloride (CaCl2) when hardenite inside formed pore diameter size.
It in the present embodiment, is including 2 parts by weight relative to all wt part in the case where curing cycle is 3 days
Above-mentioned calcium chloride (CaCl2) when hardenite inside formed pore diameter size can be less than including the upper of 1 parts by weight
State calcium chloride (CaCl2) when hardenite inside formed pore diameter size.
It in the present embodiment, is including 3 parts by weight relative to all wt part in the case where curing cycle is 3 days
Above-mentioned calcium chloride (CaCl2) when hardenite inside formed pore diameter size can be less than including the upper of 2 parts by weight
State calcium chloride (CaCl2) when hardenite inside formed pore diameter size.
In one embodiment of this invention, the flyash of a kind of blast-furnace cinder including 40 parts by weight, 20 parts by weight is disclosed
And include calcium oxide (CaO) and calcium chloride (CaCl2) blast-furnace cinder and include greater than 0 and small relative to all wt part
In the calcium chloride (CaCl of 4 parts by weight2) addition calcium chloride blast-furnace cinder base without cement bond material.
In the present embodiment, it is possible to the above-mentioned calcium chloride (CaCl relative to all wt part comprising 2 parts by weight2) and
The above-mentioned calcium oxide (CaO) of 3.8 parts by weight.
In the present embodiment, it is possible to relative to all wt part include 40 parts by weight comprising above-mentioned calcium oxide (CaO) with
And calcium chloride (CaCl2) blast-furnace cinder.
It can will include above-mentioned calcium oxide (CaO) and calcium chloride (CaCl in this fact Example2) blast-furnace cinder, on
It states blast-furnace cinder and above-mentioned flyash is dissolved into mixing water and is mixed, and include the clinker of above-mentioned calcium oxide (CaO), packet
Containing above-mentioned calcium oxide (CaO) and calcium chloride (CaCl2) blast-furnace cinder, above-mentioned blast-furnace cinder and above-mentioned flyash weight
Ratio with the weight of above-mentioned mixing water can be 0.3.
In the present embodiment, it is possible to the above-mentioned calcium chloride (CaCl relative to all wt part comprising 2 parts by weight2) and do not wrap
Cement.
It in the present embodiment, is including 3 parts by weight relative to all wt part in the case where curing cycle is 3 days
Above-mentioned calcium chloride (CaCl2) when hardenite inside formed pore diameter size can be less than including the upper of 1 parts by weight
State calcium chloride (CaCl2) when the pore diameter size that is formed.
(The effect of invention)
By being applicable in one embodiment of the invention, environment protecting can not only be realized because cement is not included, simultaneously also
Its compression strength can be promoted by the inclusion of calcium chloride.
Effect of the invention is other than content as described above, additionally it is possible to which what is be illustrated in conjunction with the accompanying drawings is following interior
Hold export.
Detailed description of the invention
Fig. 1 is the addition calcium chloride (CaCl to the comparative example in appropriate table 1 and embodiment2) blast-furnace cinder base it is anhydrous
The chart that the compression strength of mud bond material is illustrated.
Fig. 2 a and Fig. 2 b be in appropriate table 1 comparative example and embodiment addition calcium chloride blast-furnace cinder base without
The chart that pore diameter size formed in cement bond material and distribution of pores (quantity) are illustrated.
Specific embodiment
The present invention is able to carry out various change and has various embodiments, next will be in the accompanying drawings to specific embodiment
Illustrate and it is described in detail.Effect and feature of the invention and its implementation, will in conjunction with the accompanying drawings into
The subsequent embodiment that row is described in detail is further clarified.But the present invention is not limited to disclose in the following
Embodiment, but can by it is a variety of it is different in the form of realize.
Next, the embodiment of the present invention will be described in detail in conjunction with attached drawing, and it is being described with reference to the drawings
During, identical accompanying drawing number will be distributed for identical or corresponding constituent element and province is carried out to duplicate description
Slightly.
In next embodiment, such as the 1st, the 2nd term does not represent limited meaning, is only intended to one
Constituent element is distinguished with other constituent elements.
In next embodiment, unless there is specific contrary in context, otherwise singular type sentence also includes
Complex number type meaning.
In next embodiment, include or have equal terms be intended merely to indicate feature recorded in specification or
Constituent element exists, and is not intended to exclude other more than one features in advance or a possibility that constituent element is attached.
In next embodiment, it is located at other parts when being recorded as the part such as film, region and constituent element
When " upside " or " top ", not only include the case where on the upside of other parts, further includes being situated between there are other therebetween
The situation of film, region, constituent element etc..
For the convenience of explanation, the size of illustrated constituent element may be exaggerated or minimized in attached drawing.For example, being
The convenience of explanation is optionally shown the size and thickness of each composition in attached drawing, but the present invention and unlimited
Due to this.
When some embodiment can be realized in different ways, performed specific engineering sequence may with it is described
Bright sequence is different.For example, two engineerings continuously illustrated can be actually performed simultaneously, say according to illustrated sequence phase
Anti- sequence executes.
The blast-furnace cinder base of the addition calcium chloride of one of present invention embodiment is applicable in without cement bond material, can include packet
Containing calcium oxide (CaO) and calcium chloride (CaCl2) blast-furnace cinder (the 1st blast-furnace cinder), blast-furnace cinder (the 2nd blast-furnace cinder) with
And flyash (Fly ash), it can include greater than 0 and less than the above-mentioned calcium chloride of 4 parts by weight relative to all wt part
(CaCl2).It in the present specification, can will additionally include that be referred to as the 1st high for the blast-furnace cinder of above-mentioned calcium oxide and calcium chloride
Furnace slag, and the blast-furnace cinder not additionally comprising calcium oxide and calcium chloride is referred to as the 2nd blast-furnace cinder.That is, the 1st blast furnace
Slag includes also calcium oxide and calcium chloride in addition to blast-furnace cinder, and the 2nd blast-furnace cinder only includes blast-furnace cinder.At this point, the 1st
The blast-furnace cinder in blast-furnace cinder and the 2nd blast-furnace cinder in blast-furnace cinder can be identical.
The slag of the high temperature fused state generated when blast-furnace cinder can refer to using water to manUfaCtUre of pig iron as by-product
By-product is rapidly cooled water muck slag obtained from processing, can be promoted to be used as bond material by means of calcium oxide (CaO)
Chemical reaction.
The alternatively embodiment of property is applicable in the blast-furnace cinder base of addition calcium chloride of the present embodiment without cement combination material
Material can include 40 parts by weight relative to all wt part comprising calcium oxide (CaO) and calcium chloride (CaCl2) Blast Furnace Ore
Slag (the 1st blast-furnace cinder).
The alternatively embodiment of property is applicable in the blast-furnace cinder base of addition calcium chloride of the present embodiment without cement combination material
Material can include greater than 3.6 and less than the calcium oxide of 4 parts by weight (CaO) relative to all wt part.
Alternatively another embodiment of property, the blast-furnace cinder base for being applicable in the addition calcium chloride of the present embodiment are combined without cement
Material can include the calcium oxide (CaO) of maximum 5 parts by weight relative to all wt part.
Blast-furnace cinder refers to generated product during steel plant's blast furnace manufactures the pig iron, is main material (iron ore
Stone) in the presence of the ash content of auxiliary material (coke, lime stone) such as SiO2And Al2O3Deng under the high temperature conditions with lime
The substance for reacting and generating, constitution element can be identical as general rock.
The alternatively embodiment of property is applicable in the blast-furnace cinder base of addition calcium chloride of the present embodiment without cement combination material
Material can include the blast-furnace cinder (the 2nd blast-furnace cinder) of 40 parts by weight relative to all wt part.
Flyash refers to after burning to coal, included in coal such as silicon, aluminium ingredient with oxide
Form is remaining such as silica (SiO2) and aluminum oxide (Al2O3) etc. ingredients fine solid particle.Flyash is by very thin
Micro- dust is constituted, and particle size can be similar with cement.
Be applicable in the present embodiment addition calcium chloride blast-furnace cinder base without cement bond material, can be by the inclusion of flyash
And improves transaction capabilities and reduce hardening heat and promote long-term intensity and watertightness, therefore its better economic benefit.
Although in addition, will lead to a small amount of extension in concrete curing period when addition flyash, because having improves
Mobility promotes long-term strength, reduces hydration heat, inhibit alkali-aggregate reaction, improve Sulphate-resistant property, promote concrete water
Many advantages, such as close property and can the relatively high cement of fictitious hosts carry out using therefore being applicable in the addition chlorination of the present embodiment
The blast-furnace cinder base of calcium can reduce cost without cement bond material.
The alternatively embodiment of property is applicable in the blast-furnace cinder base of addition calcium chloride of the present embodiment without cement combination material
Material can include the flyash of 20 parts by weight relative to all wt part.
Alternatively another embodiment of property, the blast-furnace cinder base for being applicable in the addition calcium chloride of the present embodiment are combined without cement
Material can include the flyash of 30 parts by weight relative to all wt part.
Be applicable in the present embodiment addition calcium chloride blast-furnace cinder base without cement bond material, can be relative to all wt
Part is comprising greater than 0 and less than the above-mentioned calcium chloride (CaCl of 4 parts by weight2)。
In the present specification, above-mentioned calcium oxide (CaO) and/or calcium chloride (CaCl2) content do not include including
Calcium oxide (CaO) and/or calcium chloride (CaCl in blast-furnace cinder and/or flyash2) content, only represent remove blast-furnace cinder
And/or the calcium oxide (CaO) and/or calcium chloride (CaCl additionally added except flyash2) content.Above description is equally applicable
All embodiments in this manual.
Following table 1 be to composition be applicable in multiple embodiments of the invention it is relevant addition calcium chloride blast-furnace cinder base it is anhydrous
The table that the weight ratio of the constituent element of mud bond material is recorded, Fig. 1 are to the comparative example and embodiment in appropriate table 1
Addition calcium chloride (CaCl2) the chart that is illustrated without the compression strength of cement bond material of blast-furnace cinder base.
[table 1]
As shown in table 1 and Fig. 1, comparative example 1 can be not comprising calcium chloride (CaCl2) without cement bond material.
The blast-furnace cinder base of the addition calcium chloride of embodiments of the present invention 1 is applicable in without cement bond material, relative to all
Parts by weight include the calcium chloride (CaCl of 1 parts by weight2) and 3.9 parts by weight calcium oxide (CaO).
In addition, further including 40 parts by weight comprising calcium oxide (CaO) and calcium chloride (CaCl relative to all wt part2)
Blast-furnace cinder (the 1st blast-furnace cinder), the blast-furnace cinder (the 2nd blast-furnace cinder) of 40 parts by weight and the flyash of 20 parts by weight.
In the present embodiment, the blast-furnace cinder base of calcium chloride is added without blast-furnace cinder included in cement bond material and flyash
Parts by weight it's not limited to that, it is alternatively that the embodiment of property can contain up to 30 parts by weight relative to all wt part
Flyash.
The blast-furnace cinder base for being applicable in the addition calcium chloride of embodiments of the present invention 2 is as shown in table 1 without cement bond material, phase
It include the calcium chloride (CaCl of 2 parts by weight for all wt part2) and 3.8 parts by weight calcium oxide (CaO).
In addition, further including 40 parts by weight comprising calcium oxide (CaO) and calcium chloride (CaCl relative to all wt part2)
Blast-furnace cinder (the 1st blast-furnace cinder), the blast-furnace cinder (the 2nd blast-furnace cinder) of 40 parts by weight and the flyash of 20 parts by weight.
In the present embodiment, the blast-furnace cinder base of calcium chloride is added without blast-furnace cinder included in cement bond material and flyash
Parts by weight it's not limited to that, it is alternatively that the embodiment of property can contain up to 30 parts by weight relative to all wt part
Flyash.
The blast-furnace cinder base for being applicable in the addition calcium chloride of embodiments of the present invention 3 is as shown in table 1 without cement bond material, phase
It include the calcium chloride (CaCl of 3 parts by weight for all wt part2) and 3.7 parts by weight calcium oxide (CaO).
In addition, further including 40 parts by weight comprising calcium oxide (CaO) and calcium chloride (CaCl relative to all wt part2)
Blast-furnace cinder (the 1st blast-furnace cinder), the blast-furnace cinder (the 2nd blast-furnace cinder) of 40 parts by weight and the flyash of 20 parts by weight.
In the present embodiment, it's not limited to that for the parts by weight of blast-furnace cinder and flyash, it is alternatively that the embodiment of property is being added
The blast-furnace cinder base of calcium chloride can contain up to the fine coal of 30 parts by weight without in cement bond material relative to all wt part
Ash.
In embodiment 1 as shown in Table 1, embodiment 2 and embodiment 3, separately include 1 relative to all wt part,
2, the calcium chloride (CaCl of 3 parts by weight2), but above content is only to be applicable in the embodiment of the present invention, adds the Blast Furnace Ore of calcium chloride
Slag base is without calcium chloride (CaCl included in cement bond material2) parts by weight it's not limited to that, as long as the chlorine for being included
Change calcium (CaCl2) parts by weight be greater than 0 and less than 4.
It wherein, include the calcium chloride (CaCl of 4 or more parts by weight relative to all wt part2) when, it will lead to calorific value and mention
The problem of liter and compression strength decline.
Therefore, in the blast-furnace cinder base for the addition calcium chloride for being applicable in the present embodiment without in cement bond material, relative to institute
Having parts by weight includes greater than 0 and less than the calcium chloride (CaCl of 4 parts by weight2), so as to promote its compression strength and whereby reality
The now compression strength of level similar with traditional cement (OPC).
By be applicable in the present embodiment addition calcium chloride blast-furnace cinder base without cement bond material, can be by lime masonry
Substitute the cement that is produced by the sintering process of high temperature for main material, using blast-furnace cinder generated in steel plant and
The compression strength similar with cement can be realized without high temperature firing process.
To sum up, the blast-furnace cinder base for being applicable in the addition calcium chloride of the present embodiment can not only be because without cement bond material
To realize environment protecting not comprising cement, while calcium chloride (CaO) and calcium chloride (CaCl can also be included by utilizing2)
Blast-furnace cinder (the 1st blast-furnace cinder) and ensure the compression strength similar with cement.
In the illustrated chart of Fig. 1, in bond material include different amounts of calcium chloride (CaCl2) when addition chlorination
The blast-furnace cinder base of calcium is shown without the compression strength of cement bond material.Horizontal axis in chart represents supporting for bond material
It protects in period (Curing period, day), the longitudinal axis in chart represents compression strength (Compressive strength, MPa).
The alternatively embodiment of property, the blast-furnace cinder base for adding calcium chloride that can be applicable in the present embodiment in manufacture are anhydrous
It will include calcium oxide (CaO) and calcium chloride (CaCl during mud bond material2) blast-furnace cinder (the 1st blast-furnace cinder),
Blast-furnace cinder (the 2nd slag) and flyash are dissolved into mixing water and are mixed.At this point, including calcium oxide (CaO) and chlorination
Calcium (CaCl2) blast-furnace cinder (the 1st blast-furnace cinder), blast-furnace cinder (the 2nd blast-furnace cinder) and flyash weight and mixing water
The ratio of weight can be 0.3.In the illustrated chart of Fig. 1, it is marked as W (weight of mixing water)/C (bond material
Overall weight)=0.3.
Wherein, relative to the ratio of the mixing water weight of bond material overall weight, it's not limited to that, additionally it is possible to such as
Bond material ingredient is dissolved into mixing water and mixes by W/C=0.35, W/C=0.4 etc. different ratios.At this point, W/C
Value, which becomes larger, means that the mixing water weight relative to bond material overall weight increases.Next for the convenience of explanation, do not having
In the case where having specified otherwise, will by W (weight of mixing water)/C (overall weight of bond material) be 0.3 in case where into
Row explanation.
As shown in Figure 1, resisting in comparative example and all embodiments when curing cycle, (Curing period) was elongated
Compressive Strength (Compressive strength) can also increase therewith.
0CSF represents corresponding with above-mentioned comparative example not comprising calcium chloride (CaCl2) without cement bond material.Such as figure
Shown in table, when will be not comprising calcium chloride (CaCl2) without cement bond material and addition calcium chloride (CaCl2) blast-furnace cinder
When base junction condensation material (embodiment 1 to embodiment 3) is compared, with added calcium chloride (CaCl2) parts by weight or maintenance
Period, (Curing period) was unrelated, showed lower compression strength (Compressive strength) value always.
Illustrated 1CSF bond material, 2CSF bond material and 3CSF bond material in Fig. 1, respectively represent relative to
All wt part includes the calcium chloride of 1 parts by weight (embodiment 1), 2 parts by weight (embodiment 2) and 3 parts by weight (embodiment 3)
(CaCl2) blast-furnace cinder base without cement bond material.
As shown in Figure 1, the blast-furnace cinder base of addition calcium chloride is without cement bond material, (1CSF bond material, 2CSF are combined
Material and 3CSF bond material) compression strength (Compressive strength) be apparently higher than not comprising calcium chloride
(CaCl2) without cement bond material.
Especially, when curing cycle, (Curing period) was shorter relative to curing cycle (Curing period) compared with
Long situation, add the blast-furnace cinder base of calcium chloride without cement bond material (1CSF bond material, 2CSF bond material and
3CSF bond material) early strength be significantly greater than comprising calcium chloride without cement bond material (0CSF), therefore addition
The blast-furnace cinder base of calcium chloride is higher without the early strength of cement bond material and final strength.
As shown in Figure 1, calcium chloride (the CaCl relative to all wt part comprising 2 parts by weight2) 2CSF bond material it is (real
Apply example 2) compression strength (Compressive strength) value highest.
As shown in Figure 1, calcium chloride (the CaCl relative to all wt part comprising 3 parts by weight2) 3CSF bond material it is (real
Apply example 3) there is biggish compression strength (Compressive shorter 3 days and 7 days curing cycle (Curing period)
Strength) value, it is similar with compression strength (Compressive strength) value of 2CSF bond material.
But when curing cycle, (Curing period) was elongated, the compression strength of 3CSF bond material
Between (Compressive strength) value and compression strength (Compressive strength) value of 2CSF bond material
Difference become larger.
That is, although 2CSF bond material is similar with the early strength value of 3CSF bond material, along with the stream of time
It dies, the difference between the compression strength value of 2CSF bond material and the compression strength value of 3CSF bond material becomes larger, therefore
It can be confirmed that the compression strength value of 2CSF bond material is apparently higher than other embodiments.
To sum up, because be applicable in embodiments of the present invention includes calcium chloride (CaCl without cement bond material2), therefore
The compression strength that level similar with traditional cement (OPC) can be also showed in the case where not including cement, thus in reality
Ensure higher intensity while existing environment protecting.
It include the calcium chloride (CaCl of 2 parts by weight especially relative to all wt part2) and include 38 parts by weight implementation
Compression strength value in example (2CSF bond material, embodiment 2) is maximum and early strength is maximum, and in curing cycle
When (Curing period) is elongated, with the calcium chloride (CaCl comprising other parts by weight2) embodiment (embodiment 1,
Embodiment 3) between the difference of compression strength value also become larger therewith.
Fig. 2 a and Fig. 2 b be in appropriate table 1 comparative example and embodiment addition calcium chloride blast-furnace cinder base without
The chart that pore diameter size formed in cement bond material and hole quantity (distribution) are illustrated.
In Fig. 2 a and Fig. 2 b, respectively to curing cycle (Curing period) be 3 days the case where and curing cycle
(Curing period) is that the pore diameter size of each embodiment in the case where 28 days and hole quantity (distribution) carry out
Diagram.In the chart of Fig. 2 a and Fig. 2 b, horizontal axis can represent the hole that the diameter of hole generates in bond material
Size, and the longitudinal axis can represent the distribution (quantity) of hole.
In addition, marked in the chart of Fig. 2 a and Fig. 2 b 0.3 represents W/C value, as described above, referring to comprising oxidation
Calcium (CaO) and calcium chloride (CaCl2) blast-furnace cinder (the 1st blast-furnace cinder), blast-furnace cinder (the 2nd blast-furnace cinder) and fine coal
The ratio of the overall weight (C) of ash and the mixing water weight (W) for being dissolved to the constituent of bond material.
As shown in Fig. 2 a and Fig. 2 b, it can be found that the calcium chloride (CaCl included in bond material2) parts by weight
When increase, pore diameter size is gradually become smaller.
The compression strength for the smaller bond material of pore diameter size being distributed in bond material is bigger, to sum up, can
To find the calcium chloride (CaCl included in bond material2) parts by weight increase when its compression strength also become larger therewith.
That is, because be applicable in the blast-furnace cinder base of addition calcium chloride of the invention without cement bond material (1CSF bond material,
2CSF bond material and 3CSF bond material) in comprising greater than 0 and less than the calcium chloride (CaCl of 4 parts by weight2), therefore it is anti-
Compressive Strength is higher than the not bond material comprising calcium chloride (0CSF bond material).
When curing cycle (Curing period) is 3 days, as shown in Figure 2 a, it can be found that relative to all wt part
Calcium chloride (CaCl comprising 3 parts by weight2) 3CSF bond material in the pore diameter size that is distributed it is minimum.In addition, working as chlorine
Change calcium (CaCl2) content when becoming smaller, the pore diameter size being distributed in 2CSF, 1CSF and 0CSF will become larger.That is,
Calcium chloride (CaCl2) content it is fewer, the compression strength of bond material is lower.
Especially, as shown in Figure 2 a, to including calcium chloride (CaCl2) applicable the embodiment of the present invention, that is, 1CSF combination material
Material, 2CSF bond material and 3CSF bond material be compared with 0CSF bond material it can be found that relative to not comprising
Calcium chloride (CaCl2) bond material (0SCF), include calcium chloride (CaCl2) bond material (1CSF bond material, 2CSF knot
Condensation material and 3CSF bond material) in the pore diameter size that is distributed it is obviously less than normal.
That is, because being applicable in the embodiment of the present invention, that is, 1CSF bond material, 2CSF bond material and 3CSF bond material
Middle be distributed pore diameter size is obviously less than normal, thus it is confirmed that being applicable in the blast-furnace cinder of the addition calcium chloride of the present embodiment
Intensity of the base without cement bond material is bigger.
When curing cycle (Curing period) is 28 days, as shown in Figure 2 b, although it can be found that not including chlorination
Calcium (CaCl2) bond material (0CSF) and include calcium chloride (CaCl2) blast-furnace cinder base without cement bond material (1CSF knot
Condensation material, 2CSF bond material and 3CSF bond material) included in pore diameter size there is no too big difference, but
It is in situations as mentioned above, still to be able to discovery and include calcium chloride (CaCl2) blast-furnace cinder base without cement bond material
Pore diameter included in (1CSF bond material, 2CSF bond material and 3CSF bond material), which is sized to be slightly smaller than, not to be wrapped
Chloride containing calcium (CaCl2) bond material (0CSF) included in pore diameter size.That is, be applicable in the present embodiment includes chlorine
Even change calcium blast-furnace cinder base without cement bond material in the case where curing cycle, (Curing period) was elongated,
Compression strength is not still better than comprising calcium chloride (CaCl2) without cement bond material.
As shown in Figure 2 b, the sequence of pore diameter size included in bond material be followed successively by 3CSF, 1CSF, 2CSF with
And 0CSF, and intensity will also gradually decrease in the order described above.
To sum up, that be applicable in embodiments of the present invention includes calcium chloride (CaCl as shown in Fig. 2 a and Fig. 2 b2) height
Furnace slag-based includes diameter without cement bond material (1CSF bond material, 2CSF bond material and 3CSF bond material)
Relatively small hole and compression strength is relatively large.
In addition, because the case where being 28 days relative to curing cycle (Curing period), in (Curing curing cycle
Period) when being 3 days hole distribution (quantity) value is lower and its pore diameter size with not comprising calcium chloride (CaCl2) when
The case where compared to differing greatly, thus it is confirmed that especially its early strength is higher.
Presently preferred embodiments of the present invention is shown and is illustrated in the above content, but the present invention does not limit
In specific embodiment as described above, in not departing from claims in the range of the main idea of the required present invention, have
The personnel of the general knowledge of the technical field of the invention are able to carry out various modifications implementation, and above-mentioned deformation implementation should not be understood
For independently of technical idea or purport of the invention.
(INDUSTRIAL APPLICABILITY)
The present invention can using cement various building fields substitution cement carry out using.
Claims (21)
1. a kind of blast-furnace cinder base for adding calcium chloride is without cement bond material, it is characterised in that:
Including including calcium oxide (CaO) and calcium chloride (CaCl2) blast-furnace cinder, blast-furnace cinder and flyash (Fly-
Ash),
And relative to all wt part comprising greater than 0 and less than the calcium chloride (CaCl of 4 parts by weight2)。
2. the blast-furnace cinder base of addition calcium chloride according to claim 1 is without cement bond material, it is characterised in that:
It include the above-mentioned calcium chloride of 1 parts by weight and the calcium oxide of 3.9 parts by weight relative to all wt part.
3. the blast-furnace cinder base of addition calcium chloride according to claim 2 is without cement bond material, it is characterised in that:
It include the blast-furnace cinder comprising above-mentioned calcium oxide and calcium chloride of 40 parts by weight relative to all wt part.
4. the blast-furnace cinder base of addition calcium chloride according to claim 1 is without cement bond material, it is characterised in that:
It include the above-mentioned calcium chloride of 2 parts by weight and the above-mentioned calcium oxide of 3.8 parts by weight relative to all wt part.
5. the blast-furnace cinder base of addition calcium chloride according to claim 4 is without cement bond material, it is characterised in that:
It include the blast-furnace cinder comprising above-mentioned calcium oxide and calcium chloride of 40 parts by weight relative to all wt part.
6. the blast-furnace cinder base of addition calcium chloride according to claim 1 is without cement bond material, it is characterised in that:
It include the above-mentioned calcium chloride of 3 parts by weight and the calcium oxide of 3.7 parts by weight relative to all wt part.
7. the blast-furnace cinder base of addition calcium chloride according to claim 6 is without cement bond material, it is characterised in that:
It include the blast-furnace cinder comprising above-mentioned calcium oxide and calcium chloride of 40 parts by weight relative to all wt part.
8. the blast-furnace cinder base of addition calcium chloride according to claim 1 is without cement bond material, it is characterised in that:
It include the above-mentioned blast-furnace cinder of 40 parts by weight and the above-mentioned flyash of 20 parts by weight relative to all wt part.
9. the blast-furnace cinder base of addition calcium chloride according to claim 1 is without cement bond material, it is characterised in that:
It include the above-mentioned flyash of 30 parts by weight relative to all wt part.
10. the blast-furnace cinder base of addition calcium chloride according to claim 1 is without cement bond material, it is characterised in that:
Blast-furnace cinder comprising above-mentioned calcium oxide and calcium chloride, above-mentioned blast-furnace cinder and above-mentioned flyash are dissolved into and are mixed and stirred
It is mixed in water, and includes the blast-furnace cinder, above-mentioned blast-furnace cinder and above-mentioned flyash of above-mentioned calcium oxide and calcium chloride
Weight and above-mentioned mixing water weight ratio be 0.3.
11. the blast-furnace cinder base of addition calcium chloride according to claim 10 is without cement bond material, it is characterised in that:
It include the blast-furnace cinder comprising above-mentioned calcium oxide and calcium chloride of 40 parts by weight relative to all wt part.
12. the blast-furnace cinder base of addition calcium chloride according to claim 1 is without cement bond material, it is characterised in that:
Include the above-mentioned calcium chloride of 2 parts by weight relative to all wt part and does not include cement.
13. the blast-furnace cinder base of addition calcium chloride according to claim 1 is without cement bond material, it is characterised in that:
In the case where curing cycle is 3 days,
The pore diameter being distributed when relative to all wt part including the above-mentioned calcium chloride of 3 parts by weight in the inside of hardenite is big
It is less than the pore diameter size being distributed when comprising the above-mentioned calcium chloride of 1 parts by weight in the inside of hardenite.
14. the blast-furnace cinder base of addition calcium chloride according to claim 1 is without cement bond material, it is characterised in that:
In the case where curing cycle is 3 days,
The pore diameter being distributed when relative to all wt part including the above-mentioned calcium chloride of 2 parts by weight in the inside of hardenite is big
It is less than the pore diameter size being distributed when comprising the above-mentioned calcium chloride of 1 parts by weight in the inside of hardenite.
15. the blast-furnace cinder base of addition calcium chloride according to claim 1 is without cement bond material, it is characterised in that:
In the case where curing cycle is 3 days,
The pore diameter being distributed when relative to all wt part including the above-mentioned calcium chloride of 3 parts by weight in the inside of hardenite is big
It is less than the pore diameter size being distributed when comprising the above-mentioned calcium chloride of 2 parts by weight in the inside of hardenite.
16. a kind of slag-based for adding calcium chloride is without cement bond material, it is characterised in that:
The flyash of blast-furnace cinder, 20 parts by weight including 40 parts by weight and include calcium oxide (CaO) and calcium chloride
(CaCl2) blast-furnace cinder,
And relative to all wt part comprising greater than 0 and less than the calcium chloride (CaCl of 4 parts by weight2).
17. the blast-furnace cinder base of addition calcium chloride according to claim 16 is without cement bond material, it is characterised in that:
It include the above-mentioned calcium chloride of 2 parts by weight and the above-mentioned calcium oxide of 3.8 parts by weight relative to all wt part.
18. the blast-furnace cinder base of addition calcium chloride according to claim 16 is without cement bond material, it is characterised in that:
It include the blast-furnace cinder comprising above-mentioned calcium oxide and calcium chloride of 40 parts by weight relative to all wt part.
19. the blast-furnace cinder base of addition calcium chloride according to claim 16 is without cement bond material, it is characterised in that:
Blast-furnace cinder comprising above-mentioned calcium oxide and calcium chloride, above-mentioned blast-furnace cinder and above-mentioned flyash are dissolved into and are mixed and stirred
It is mixed in water, and includes the blast-furnace cinder, above-mentioned blast-furnace cinder and above-mentioned flyash of above-mentioned calcium oxide and calcium chloride
Weight and above-mentioned mixing water weight ratio be 0.3.
20. the slag-based of addition calcium chloride according to claim 16 is without cement bond material, it is characterised in that:
Include the above-mentioned calcium chloride of 2 parts by weight relative to all wt part and does not include cement.
21. the slag-based of addition calcium chloride according to claim 16 is without cement bond material, it is characterised in that:
In the case where curing cycle is 3 days,
The pore diameter being distributed when relative to all wt part including the above-mentioned calcium chloride of 3 parts by weight in the inside of hardenite is big
It is less than the pore diameter size being distributed when comprising the above-mentioned calcium chloride of 1 parts by weight in the inside of hardenite.
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KR20160046503 | 2016-04-15 | ||
KR10-2016-0046503 | 2016-04-15 | ||
PCT/KR2016/008073 WO2017179769A1 (en) | 2016-04-15 | 2016-07-25 | Blast-furnace slag-based cementless binder with calcium chloride added |
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CN109153610A true CN109153610A (en) | 2019-01-04 |
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KR (1) | KR101859704B1 (en) |
CN (1) | CN109153610A (en) |
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KR102103471B1 (en) | 2018-06-29 | 2020-04-23 | 한국과학기술원 | Noncement Concrete Based on Industrial By-products |
KR102146455B1 (en) * | 2018-08-29 | 2020-08-20 | 울산과학기술원 | Blast furnace slag-based compositon and hardened product thereof |
KR102314761B1 (en) * | 2019-07-16 | 2021-10-19 | 울산과학기술원 | Binder compositon containing nitrate salts and hardened product thereof |
KR102369849B1 (en) * | 2019-12-06 | 2022-03-04 | 주식회사 대웅 | Weak foundation treatment method |
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WO2017179769A1 (en) | 2017-10-19 |
KR20170118581A (en) | 2017-10-25 |
KR101859704B1 (en) | 2018-05-18 |
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