CN107500589A - A kind of self-repairing microcapsule concrete for fixing carbon dioxide - Google Patents
A kind of self-repairing microcapsule concrete for fixing carbon dioxide Download PDFInfo
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- CN107500589A CN107500589A CN201710965873.XA CN201710965873A CN107500589A CN 107500589 A CN107500589 A CN 107500589A CN 201710965873 A CN201710965873 A CN 201710965873A CN 107500589 A CN107500589 A CN 107500589A
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- Prior art keywords
- capsule
- carbon dioxide
- self
- steel
- ceramic ring
- Prior art date
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 152
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 76
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 76
- 239000004567 concrete Substances 0.000 title claims abstract description 35
- 239000003094 microcapsule Substances 0.000 title claims abstract description 31
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 83
- 239000010959 steel Substances 0.000 claims abstract description 83
- 239000002775 capsule Substances 0.000 claims abstract description 78
- 239000000919 ceramic Substances 0.000 claims abstract description 43
- 239000007787 solid Substances 0.000 claims abstract description 35
- 239000003463 adsorbent Substances 0.000 claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000011376 self-consolidating concrete Substances 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 20
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 8
- 239000000292 calcium oxide Substances 0.000 claims description 8
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 8
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 6
- 239000002250 absorbent Substances 0.000 claims description 4
- 230000002745 absorbent Effects 0.000 claims description 4
- 239000002808 molecular sieve Substances 0.000 claims description 4
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 4
- 239000013177 MIL-101 Substances 0.000 claims description 3
- 229910021536 Zeolite Inorganic materials 0.000 claims description 3
- 229960000892 attapulgite Drugs 0.000 claims description 3
- 239000011230 binding agent Substances 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 230000002401 inhibitory effect Effects 0.000 claims description 3
- 239000013335 mesoporous material Substances 0.000 claims description 3
- 229910052625 palygorskite Inorganic materials 0.000 claims description 3
- 239000010457 zeolite Substances 0.000 claims description 3
- 206010011732 Cyst Diseases 0.000 claims description 2
- 208000031513 cyst Diseases 0.000 claims description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims 2
- QUWBSOKSBWAQER-UHFFFAOYSA-N [C].O=C=O Chemical compound [C].O=C=O QUWBSOKSBWAQER-UHFFFAOYSA-N 0.000 claims 1
- 239000003610 charcoal Substances 0.000 claims 1
- 239000004408 titanium dioxide Substances 0.000 claims 1
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract description 12
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 abstract description 8
- 229910001424 calcium ion Inorganic materials 0.000 abstract description 8
- 229910000019 calcium carbonate Inorganic materials 0.000 abstract description 6
- FYHXNYLLNIKZMR-UHFFFAOYSA-N calcium;carbonic acid Chemical compound [Ca].OC(O)=O FYHXNYLLNIKZMR-UHFFFAOYSA-N 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000009792 diffusion process Methods 0.000 abstract description 3
- 238000010079 rubber tapping Methods 0.000 abstract description 3
- 239000002910 solid waste Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000011162 core material Substances 0.000 description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 238000005345 coagulation Methods 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- LLYXJBROWQDVMI-UHFFFAOYSA-N 2-chloro-4-nitrotoluene Chemical compound CC1=CC=C([N+]([O-])=O)C=C1Cl LLYXJBROWQDVMI-UHFFFAOYSA-N 0.000 description 2
- MVWDJLOUEUAWIE-UHFFFAOYSA-N O=C=O.O=C=O Chemical compound O=C=O.O=C=O MVWDJLOUEUAWIE-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 239000000920 calcium hydroxide Substances 0.000 description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- GCNLQHANGFOQKY-UHFFFAOYSA-N [C+4].[O-2].[O-2].[Ti+4] Chemical compound [C+4].[O-2].[O-2].[Ti+4] GCNLQHANGFOQKY-UHFFFAOYSA-N 0.000 description 1
- 230000003460 anti-nuclear Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005059 dormancy Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Gas Separation By Absorption (AREA)
- Treating Waste Gases (AREA)
Abstract
The present invention relates to a kind of self-repairing microcapsule concrete for fixing carbon dioxide, the self-repairing microcapsule concrete for fixing carbon dioxide includes self-compacting concrete and the first steel capsule being dispersed therein, the first steel capsule includes the first steel capsule-wall, first capsule capsule-core, with the first ceramic ring, wherein described first capsule capsule-core includes the carbon dioxide solid adsorbent for having adsorbed carbon dioxide, and first ceramic ring is arranged on the middle part of the steel capsule.Brittle ceramic ring is damaged in time when being stressed, and after ceramic ring breakage, carbon dioxide diffusion tapping capsule reacts with the calcium ion to dissociate in water, generates solid carbonic acid calcium, fills crack.The beneficial effects of the present invention are achievable Smart self-repairing function, by the way that carbon dioxide conversion is reduced into the discharge of carbon dioxide into calcium carbonate, goes back recoverable carbon dioxide solid adsorbent, reduces solid waste and produces.
Description
Technical field
The present invention relates to self-repair concrete technical field.In particular it relates to one kind can fix carbon dioxide
Self-repairing microcapsule concrete.
Background technology
The crack of cement-based material is the basic reason for causing building structure premature failure.This area is directed to developing always
Concrete with self-repair function.
Chinese invention patent application 201210580233.4 is with disclosing a kind of complex capsule of built-in aerobic microorganism
Lower structural concrete self-repairing system, its basic ideas are, when crack occurs in concrete, to make capsules break, activate dormancy
Microorganism, reacted by the calcium ion to dissociate in the carbon dioxide and water of microbial respiratory release, generate solid carbonic acid calcium,
Thus repairing filling crack.But calcium hydroxide is slightly soluble in water, therefore free calcium ion is not enough to generation and repaired needed for micro-crack
Calcium carbonate.
Chinese invention patent application 201610169329.X discloses a kind of self union concrete containment of anti-nuclear radiation,
A kind of leaded steel capsule including ceramic ring is disclosed, because ceramics are fragile materials, thickness is appropriate, can be damaged in time, makes leaded steel
The structure glue of capsule flows out in time, mended crack.
In addition, carbon dioxide is a kind of greenhouse gases, the excessive emissions of carbon dioxide cause that iceberg is melted, sea level rise
Etc. a series of global climate problems.At present, it is that carbon dioxide is caught to carry out absorbing carbon dioxide using carbon dioxide solid adsorbent
Collection and the new focus of separation.Pair the carbon dioxide of absorption can be made to be separated with carbon dioxide solid adsorbent by changing temperature, i.e.,
Carbon dioxide solid adsorbent is regenerated.But after multiple regeneration cycle use, carbon dioxide solid adsorbent absorption effect
Rate reduces.Finally, the carbon dioxide solid adsorbent for largely having adsorbed carbon dioxide becomes solid waste, causes serious ring
Border problem.
Given up therefore, this area can not only realize self-repair function but also can reduce carbon dioxide solid adsorbent there is an urgent need to one kind
The self-repairing microcapsule concrete for fixing carbon dioxide of gurry.
The content of the invention
Can not only self-repair function have been realized it is an object of the invention to provide one kind but also can reduce carbon dioxide solid adsorbent
The self-repairing microcapsule concrete for fixing carbon dioxide of discarded object.Specifically, self-repairing microcapsule coagulation of the invention
Soil includes the steel capsule being dispersed in self-compacting concrete, and the steel capsule includes brittle ceramic ring to be broken in time when being stressed
Damage.In addition, the steel capsule include adsorbed carbon dioxide carbon dioxide solid adsorbent be used as capsule-core, with day and night change with
The four seasons replace, and carbon dioxide separates with carbon dioxide solid adsorbent.After ceramic ring breakage, carbon dioxide diffusion tapping glue
Capsule reacts with the calcium ion to dissociate in water, generates solid carbonic acid calcium, fills crack.The present invention's fixes reviewing one's lessons by oneself for carbon dioxide
Multiple microcapsules concrete can realize Smart self-repairing function, by the way that carbon dioxide conversion is reduced into carbon dioxide into calcium carbonate
Discharge, recoverable carbon dioxide solid adsorbent is gone back, reduce solid waste and produce.
To achieve these goals, the present invention provides following technical proposals.
In the first aspect, the present invention provides a kind of self-repairing microcapsule concrete for fixing carbon dioxide, it is described can
The self-repairing microcapsule concrete of fixed carbon dioxide includes self-compacting concrete and the first steel capsule being dispersed therein, institute
Stating the first steel capsule includes the first steel capsule-wall, the first capsule capsule-core, and the first ceramic ring, wherein the first capsule capsule-core
Carbon dioxide solid adsorbent including having adsorbed carbon dioxide, and first ceramic ring is arranged in the steel capsule
Portion.
In a kind of embodiment of first aspect, the self-repairing microcapsule concrete for fixing carbon dioxide also wraps
The second steel capsule is included, the second steel capsule includes the second steel capsule-wall, the second capsule capsule-core, and the second ceramic ring, wherein
The second capsule capsule-core includes meeting water exothermic material, and second ceramic ring is arranged on the middle part of the second steel capsule.
In the another embodiment of first aspect, the chance water exothermic material includes calcium oxide.
In the another embodiment of first aspect, the first steel capsule-wall also includes the surface that sets within it
Corrosion-inhibiting coating.
In the another embodiment of first aspect, the carbon dioxide solid adsorbent includes mesoporous material, molecule
Sieve, carbonaceous adsorbent.
In the another embodiment of first aspect, the carbon dioxide solid adsorbent includes board attapulgite binder
Modified 13X adsorbent of molecular sieve, CNT, activated carbon, in MIL-101 materials, and zeolite imidazole ester structure material
It is one or more of.
In the another embodiment of first aspect, the wall thickness of first ceramic ring is 0.2-0.3mm, is highly 2-
2.5mm, the first ceramic ring internal diameter are arranged in the first steel capsule-wall as the internal diameter size of the first steel capsule-wall
Within portion's groove.
In the another embodiment of first aspect, the wall thickness of second ceramic ring is 0.2-0.3mm, is highly 2-
2.5mm, the second ceramic ring internal diameter are arranged in the second steel capsule-wall as the internal diameter size of the second steel capsule-wall
Within portion's groove.
In the another embodiment of first aspect, the thickness of the first steel capsule-wall is 0.2-0.4mm.
In the another embodiment of first aspect, the thickness of the second steel capsule-wall is 0.2-0.4mm.
Compared with prior art, the beneficial effects of the present invention are achievable Smart self-repairing function, by by titanium dioxide
Carbon conversion reduces the discharge of carbon dioxide into calcium carbonate, goes back recoverable carbon dioxide solid adsorbent, reduces solid and gives up
Gurry produces.
Brief description of the drawings
Fig. 1 schematically shows the structural representation of the first steel capsule according to the present invention.
Fig. 2 schematically shows the structural representation of the second steel capsule according to the present invention.
Embodiment
Below in conjunction with accompanying drawing and embodiments of the invention, technical scheme is carried out clear and completely retouched
State.The size of accompanying drawing and actual size are disproportionate, in order to clearly illustrate some features, may exaggerate the chi of some parts
It is very little.
Can not only self-repair function have been realized it is an object of the invention to provide one kind but also can reduce carbon dioxide solid adsorbent
The self-repairing microcapsule concrete for fixing carbon dioxide of discarded object.Specifically, self-repairing microcapsule coagulation of the invention
Soil includes the steel capsule being dispersed in self-compacting concrete, and the steel capsule includes brittle ceramic ring to be broken in time when being stressed
Damage.In addition, the steel capsule include adsorbed carbon dioxide carbon dioxide solid adsorbent be used as capsule-core, with day and night change with
The four seasons replace, and carbon dioxide separates with carbon dioxide solid adsorbent.After ceramic ring breakage, carbon dioxide diffusion tapping glue
Capsule reacts with the calcium ion to dissociate in water, generates solid carbonic acid calcium, fills crack.
In a kind of embodiment, self-repairing microcapsule concrete of the invention, which may also include, meets water exothermic material
Steel capsule with ceramic ring.In practice of construction, first two kinds of uniform microcapsules can be mixed.Two kinds of steel capsules it is all damaged with
Afterwards, it is soluble in water to meet water exothermic material, discharges heat, promotes carbon dioxide to be separated from carbon dioxide solid adsorbent, so as to fast
Speed intelligently repairs the micro-crack of concrete.
In a preferred embodiment, it can be calcium oxide to meet water exothermic material.In this case, calcium oxide is dissolved in
Water forms calcium hydroxide, can not only promote the release of carbon dioxide, may also provide the free calcium ions of abundance, promotes concrete
Selfreparing.
Specifically, the present invention provides a kind of self-repairing microcapsule concrete for fixing carbon dioxide, described to fix
The self-repairing microcapsule concrete of carbon dioxide includes self-compacting concrete and the first steel capsule for being dispersed therein, and described the
One steel capsule includes the first steel capsule-wall, the first capsule capsule-core, and the first ceramic ring, wherein the first capsule capsule-core includes
The carbon dioxide solid adsorbent of carbon dioxide is adsorbed, and first ceramic ring is arranged on the middle part of the steel capsule.
In a kind of embodiment of first aspect, the self-repairing microcapsule concrete for fixing carbon dioxide also wraps
The second steel capsule is included, the second steel capsule includes the second steel capsule-wall, the second capsule capsule-core, and the second ceramic ring, wherein
The second capsule capsule-core includes meeting water exothermic material, and second ceramic ring is arranged on the middle part of the second steel capsule.
In the another embodiment of first aspect, the chance water exothermic material includes calcium oxide.
In the another embodiment of first aspect, the first steel capsule-wall also includes the surface that sets within it
Corrosion-inhibiting coating.
In the another embodiment of first aspect, the carbon dioxide solid adsorbent includes mesoporous material, molecule
Sieve, carbonaceous adsorbent.
In the another embodiment of first aspect, the carbon dioxide solid adsorbent includes board attapulgite binder
Modified 13X adsorbent of molecular sieve, CNT, activated carbon, in MIL-101 materials, and zeolite imidazole ester structure material
It is one or more of.
In the another embodiment of first aspect, the wall thickness of first ceramic ring is 0.2-0.3mm, is highly 2-
2.5mm, the first ceramic ring internal diameter are arranged in the first steel capsule-wall as the internal diameter size of the first steel capsule-wall
Within portion's groove.
In the another embodiment of first aspect, the wall thickness of second ceramic ring is 0.2-0.3mm, is highly 2-
2.5mm, the second ceramic ring internal diameter are arranged in the second steel capsule-wall as the internal diameter size of the second steel capsule-wall
Within portion's groove.
In the another embodiment of first aspect, the thickness of the first steel capsule-wall is 0.2-0.4mm.
In the another embodiment of first aspect, the thickness of the second steel capsule-wall is 0.2-0.4mm.
With reference to figure 1, Fig. 1 shows the structural representation of the first steel capsule 100 according to the present invention.The first steel capsule
100 include the first steel capsule-wall 11, the first capsule capsule-core 12, and the first ceramic ring 13, wherein the first capsule capsule-core 12
Carbon dioxide solid adsorbent including having adsorbed carbon dioxide, and first ceramic ring 13 is arranged on the steel capsule 100
Middle part.In concrete structure formed crackle when, ceramic ring 13 is stressed breakage, make in the first capsule with solid absorbent
The carbon dioxide of separation is diffused to outside capsule, and the calcium ion with being free in water reacts, and is generated calcium carbonate, is split so as to repair
Seam.
The preparation method of steel capsule can be found in Chinese invention patent application 201610169329.X.Such as it can be incited somebody to action by mould
Steel capsule is compressing, then toward core materials are added in steel capsule, the last ceramic ring in the groove splicing of steel capsule.
Include two ceramic rings 13, those skilled in the art although showing the cyst wall 11 of the first steel capsule 100 in figure
It is appreciated that the ceramic ring of any required number can be set in the first steel capsule-wall 11.
In a preferred embodiment, mixed with reference to figure 2, the self-repairing microcapsule for fixing carbon dioxide of the invention
Solidifying soil also includes the second steel capsule 200, and the second steel capsule 200 includes the second steel capsule-wall 21, the second capsule capsule-core 22,
With the second ceramic ring 23, wherein the second capsule capsule-core 22 includes meeting water exothermic material, and second ceramic ring 23 is set
At the middle part of the second steel capsule 200.The structure and preparation method and the phase of the first steel capsule 100 of second steel capsule 200
Seemingly, details is as described above.
The effect of second steel capsule 200, which is to introduce, meets water exothermic material, promotes carbon dioxide to be separated from solid absorbent.
For example, in a kind of embodiment, the chance water exothermic material may include calcium oxide.Prepare the selfreparing coagulation of the present invention
When native, the first steel capsule 100 and the second steel capsule 200 can be equably mixed.In the first steel capsule 100 and the second steel capsule
After 200 is all damaged, calcium oxide is soluble in water, discharges heat, causes local temperature to raise, the dioxy in the first steel capsule 200
Change carbon to separate from solid absorbent.Meanwhile calcium oxide is dissolved in after water supplemented with free calcium ion so that can be generated enough
Calcium carbonate mends a split.
The above-mentioned description to embodiment is understood that for the ease of those skilled in the art and using this hair
It is bright.Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein
General Principle is applied in other embodiments without paying performing creative labour.Therefore, the invention is not restricted to implementation here
Example, those skilled in the art make according to the content of present disclosure in the case where not departing from scope and spirit of the present invention
Improve and change all within the scope of the present invention.
Claims (10)
1. a kind of self-repairing microcapsule concrete for fixing carbon dioxide, the self-repairing microcapsule for fixing carbon dioxide
Concrete, which includes self-compacting concrete and the first steel capsule being dispersed therein, the first steel capsule, includes the first steel capsule
Cyst wall, the first capsule capsule-core, and the first ceramic ring, wherein the first capsule capsule-core includes having adsorbed the titanium dioxide of carbon dioxide
Carbon solid absorbent, and first ceramic ring is arranged on the middle part of the steel capsule.
2. the self-repairing microcapsule concrete of carbon dioxide can be fixed as claimed in claim 1, it is characterised in that also including
Two steel capsules, the second steel capsule includes the second steel capsule-wall, the second capsule capsule-core, and the second ceramic ring, wherein described
Second capsule capsule-core includes meeting water exothermic material, and second ceramic ring is arranged on the middle part of the second steel capsule.
3. the self-repairing microcapsule concrete of carbon dioxide can be fixed as claimed in claim 2, it is characterised in that the chance water
Exothermic material includes calcium oxide.
4. the self-repairing microcapsule concrete for fixing carbon dioxide as any one of claim 1-3, its feature exist
In the first steel capsule-wall also includes the corrosion-inhibiting coating on the surface that sets within it.
5. the self-repairing microcapsule concrete for fixing carbon dioxide as any one of claim 1-3, its feature exist
In the carbon dioxide solid adsorbent includes mesoporous material, molecular sieve, carbonaceous adsorbent.
6. the self-repairing microcapsule concrete for fixing carbon dioxide as any one of claim 1-3, its feature exist
In the carbon dioxide solid adsorbent includes the 13X adsorbent of molecular sieve that board attapulgite binder is modified, and CNT is living
Property charcoal, the one or more in MIL-101 materials, and zeolite imidazole ester structure material.
7. the self-repairing microcapsule concrete of carbon dioxide can be fixed as claimed in claim 1, it is characterised in that described first
The wall thickness of ceramic ring is 0.2-0.3mm, is highly 2-2.5mm, and the first ceramic ring internal diameter and the internal diameter of the first steel capsule-wall are big
It is small the same, and be arranged within the central slot of the first steel capsule-wall.
8. the self-repairing microcapsule concrete of carbon dioxide can be fixed as claimed in claim 2, it is characterised in that described second
The wall thickness of ceramic ring is 0.2-0.3mm, is highly 2-2.5mm, and the second ceramic ring internal diameter and the internal diameter of the second steel capsule-wall are big
It is small the same, and be arranged within the central slot of the second steel capsule-wall.
9. the self-repairing microcapsule concrete of carbon dioxide can be fixed as claimed in claim 1, it is characterised in that described first
The thickness of steel capsule-wall is 0.2-0.4mm.
10. the self-repairing microcapsule concrete of carbon dioxide can be fixed as claimed in claim 2, it is characterised in that described
The thickness of two steel capsule-walls is 0.2-0.4mm.
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| CN201710965873.XA CN107500589B (en) | 2017-10-17 | 2017-10-17 | Self-repairing microcapsule concrete capable of fixing carbon dioxide |
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| CN201710965873.XA CN107500589B (en) | 2017-10-17 | 2017-10-17 | Self-repairing microcapsule concrete capable of fixing carbon dioxide |
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Cited By (6)
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|---|---|---|---|---|
| CN108821690A (en) * | 2018-07-20 | 2018-11-16 | 北京工业大学 | A kind of preparation method for the MOF high performance concrete that intensity high convergency is small |
| CN111889501A (en) * | 2020-07-02 | 2020-11-06 | 达小莉 | Device for repairing heavy metal soil pollution based on temperature |
| CN113788645A (en) * | 2021-09-24 | 2021-12-14 | 广西源盛矿渣综合利用有限公司 | Novel self-healing combined pavement concrete capable of absorbing automobile exhaust |
| CN114669181A (en) * | 2022-03-09 | 2022-06-28 | 中国石油大学(华东) | System for constructing and promoting carbon dioxide and water gas-liquid transfer based on anionic vesicles |
| CN115073055A (en) * | 2022-07-11 | 2022-09-20 | 中建商品混凝土有限公司 | Preparation method of concrete self-repairing microcapsule |
| CN116199446A (en) * | 2023-03-14 | 2023-06-02 | 仲恺农业工程学院 | Green self-healing concrete capsule and preparation method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108821690A (en) * | 2018-07-20 | 2018-11-16 | 北京工业大学 | A kind of preparation method for the MOF high performance concrete that intensity high convergency is small |
| CN108821690B (en) * | 2018-07-20 | 2021-11-12 | 北京工业大学 | Preparation method of MOF high-performance concrete with high strength and small shrinkage |
| CN111889501A (en) * | 2020-07-02 | 2020-11-06 | 达小莉 | Device for repairing heavy metal soil pollution based on temperature |
| CN113788645A (en) * | 2021-09-24 | 2021-12-14 | 广西源盛矿渣综合利用有限公司 | Novel self-healing combined pavement concrete capable of absorbing automobile exhaust |
| CN113788645B (en) * | 2021-09-24 | 2023-04-25 | 广西源盛矿渣综合利用有限公司 | Self-healing pavement concrete capable of absorbing automobile exhaust |
| CN114669181A (en) * | 2022-03-09 | 2022-06-28 | 中国石油大学(华东) | System for constructing and promoting carbon dioxide and water gas-liquid transfer based on anionic vesicles |
| CN115073055A (en) * | 2022-07-11 | 2022-09-20 | 中建商品混凝土有限公司 | Preparation method of concrete self-repairing microcapsule |
| CN115073055B (en) * | 2022-07-11 | 2023-02-17 | 中建商品混凝土有限公司 | Preparation method of concrete self-repairing microcapsule |
| CN116199446A (en) * | 2023-03-14 | 2023-06-02 | 仲恺农业工程学院 | Green self-healing concrete capsule and preparation method thereof |
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