CN106220091A - A kind of thermal insulation concrete of radioprotective anticracking - Google Patents
A kind of thermal insulation concrete of radioprotective anticracking Download PDFInfo
- Publication number
- CN106220091A CN106220091A CN201610592867.XA CN201610592867A CN106220091A CN 106220091 A CN106220091 A CN 106220091A CN 201610592867 A CN201610592867 A CN 201610592867A CN 106220091 A CN106220091 A CN 106220091A
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- thermal insulation
- radioprotective
- anticracking
- water
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Classifications
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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
- C04B28/02—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 hydraulic cements other than calcium sulfates
- C04B28/04—Portland 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
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/2038—Resistance against physical degradation
-
- 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
- C04B2111/34—Non-shrinking or non-cracking materials
- C04B2111/343—Crack resistant materials
Abstract
The invention provides the thermal insulation concrete of a kind of radioprotective anticracking, including the raw material of following parts by weight: cement 60～70 parts, zirconium oxide 3～6 parts, magnetic iron ore 3～6 parts, inorfil 5～10 parts, water reducer 1～3 parts, sand 35～45, flyash 35～45, dodecylbenzene sodium sulfonate 7～10 parts, osseocolla 3～5 parts, polyvinyl alcohol 5～10 parts, silicon powder 3～6 parts, water 60～70 parts.Thermal insulation concrete of the present invention, on the premise of reducing cost, it is ensured that its good intensity；And there is good radioprotective, toughness, overcome the shortcomings such as foam concrete poor toughness in prior art, intensity is low, easy to crack.The most also there is the performance such as heat preservation and soundproof, impervious, anti-impact abrasion.
Description
Technical field
The invention belongs to building material technical field, especially relate to the thermal insulation concrete of a kind of radioprotective anticracking.
Background technology
Foam concrete is that foaming agent is the most fully foamed by the foamed system by foaming machine, and by foam with
Cement mortar uniformly mixes, and then carries out cast-in-place construction or mould molding, and the one formed through natural curing contains a large amount of closing
The novel light insulation material of pore；It has insulation, sound absorption sound insulation, the property such as light porous so that it is not only exist
Building construction is widely applied, all obtains widely should at various different industrial circles such as road, bridge, tunnels simultaneously
With.But, current foam concrete yet suffers from a lot of defect, such as concrete and belongs to fragile material, in use
Stand the various physics from environment, the effect such as chemically or mechanically, its cubic deformation can be caused, when deforming more than certain limit,
Ultimately result in cracking destruction.
Existing concrete does not typically the most have the function of radioprotective, but is as gradually stepping up of people's quality of the life,
The performance of concrete is proposed new requirement；
How to solve the problem of Cracking of thermal insulation concrete, and make it have radiation proof function, become building material field
Problem demanding prompt solution.
Summary of the invention
In view of this, it is contemplated that propose the thermal insulation concrete of a kind of radioprotective anticracking, of the prior art to solve
Not enough.
For reaching above-mentioned purpose, the technical scheme is that and be achieved in that:
The thermal insulation concrete of a kind of radioprotective anticracking, including the raw material of following parts by weight: cement 60～70 parts, zirconium oxide
3～6 parts, magnetic iron ore 3～6 parts, inorfil 5～10 parts, water reducer 1～3 parts, sand 35～45, flyash 35～45, dodecane
Base benzene sulfonic acid sodium salt 7～10 parts, osseocolla 3～5 parts, polyvinyl alcohol 5～10 parts, silicon powder 3～6 parts, water 60～70 parts.
Preferably, including the raw material of following parts by weight: cement 64～66 parts, zirconium oxide 4～5 parts, magnetic iron ore 4～5 parts,
Inorfil 7～8 parts, water reducer 1.5～2.5 parts, sand 38～42, flyash 38～42, dodecylbenzene sodium sulfonate 8～9 parts,
Osseocolla 3～5 parts, polyvinyl alcohol 7～9 parts, silicon powder 4～5 parts, water 63～67 parts.
Preferably, described cement is Portland cement.
Preferably, described water reducer is high-efficiency water-reducing agent of poly-carboxylic acid.
Preferably, described inorfil is glass fibre or steel fibre.
Preferably, described zirconium oxide, magnetic iron ore, inorfil need to be through screen filtrations, and sieve number is 100～140 mesh.
A kind of method that present invention simultaneously provides thermal insulation concrete preparing radioprotective anticracking as above, including following
Step:
1) osseocolla and dodecylbenzene sodium sulfonate are dissolved in part water, after mix homogeneously, foam with foaming machine,
To foam；Described osseocolla, dodecylbenzene sodium sulfonate are 1:(1.5～2.5 with the weight ratio of water): (0.8～1..5)；
2) by through the zirconium oxide of screen filtration, magnetic iron ore, inorfil；With sand, flyash, silicon powder, cement, add
Remaining water, is thoroughly mixed, and obtains slurry；
3) by step 1) obtain foam, step 2) slurry, water reducer and the polyvinyl alcohol that obtain, stir.
Preferably, step 1) in, described osseocolla, dodecylbenzene sodium sulfonate are 1:2:1 with the weight ratio of water；And mixed
Heating in journey, heating-up temperature is 40～60 DEG C.
The present invention also provides for the application in building field of the thermal insulation concrete of a kind of radioprotective anticracking as above.
The present invention also provides for the thermal insulation concrete of radioprotective anticracking prepared by a kind of preparation method as above in building
Application in field.
Being analyzed as follows of main component:
Cement is the major gelled material constituting foam concrete, is the main contributions thing of thermal insulation concrete intensity, and it is mixed
Measuring the most, concrete strength is the biggest, but it is relatively costly, and uses flyash, the sand etc. can be reducing before cost
Put, ensure the intensity of concrete simultaneously.
Magnetic iron ore, has shielding X-ray, the function of gamma ray；Zirconium oxide can be with reinforcing concrete；The toughness of glass fibre
The highest, there is preferable fire resistance；
Silicon powder, on the one hand can cooperate with magnetic iron ore and zirconium oxide, play the effect of radioprotective, the opposing party
Just, can also coordinate with other materials simultaneously with the anti-impact abrasive capacity of Concrete Structure, make the resistance to compression of concrete, anti-folding
Intensity is greatly increased, and can play raising anti-permeability performance and frost resistance etc. simultaneously.
Osseocolla, main component is glutin albumen, adds cold water soak, the most indirectly add thermosol after imbibition during use
Solving, should not directly heat during colloidal sol, temperature controls below 60 DEG C.
Polyvinyl alcohol, it is simple to foam is mixed with cement etc..
Glass fibre, can increase the toughness of concrete.
Relative to prior art, the thermal insulation concrete of radioprotective cracking resistance of the present invention, have the advantage that
1) thermal insulation concrete of the present invention, uses cement, flyash and sand simultaneously, it is to avoid a large amount of use cement,
Reduce cost, under the cooperation of other compositions, it is ensured that its good intensity.
2) thermal insulation concrete of the present invention, under the effect of magnetic iron ore, silicon powder and zirconium oxide etc., it has well
Shielding property.
3) thermal insulation concrete of the present invention, under the effects such as inorfil, zirconium oxide, silicon powder, has good
Toughness, overcomes the shortcomings such as foam concrete poor toughness in prior art, intensity is low, easy to crack.
4) thermal insulation concrete of the present invention, on the premise of having the effects such as good heat preservation and soundproof, also has anti-
Ooze, the performance such as anti-impact abrasion.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the present invention and the feature in embodiment can phases
Combination mutually.
The invention is described in detail below in conjunction with embodiment.
Embodiment one
The thermal insulation concrete of a kind of radioprotective anticracking, including the raw material of following parts by weight: cement 62 parts, zirconium oxide 3.5
Part, magnetic iron ore 4 parts, inorfil 6 parts, water reducer 1.2 parts, 36 parts of sand, 37 parts of flyash, dodecylbenzene sodium sulfonate 7.5 parts,
3.5 parts of osseocolla, polyvinyl alcohol 6 parts, silicon powder 3.5 parts, 62 parts of water.
Described cement is Portland cement, and strength grade is 42.5.
Described water reducer is high-efficiency water-reducing agent of poly-carboxylic acid.
Described inorfil is glass fibre.
Described zirconium oxide, magnetic iron ore, glass fibre need to be through screen filtrations, and sieve number is 100 mesh.
A kind of method of thermal insulation concrete preparing radioprotective anticracking as above, comprises the following steps:
1) osseocolla and dodecylbenzene sodium sulfonate are dissolved in part water, after mix homogeneously, foam with foaming machine,
To foam；Described osseocolla, dodecylbenzene sodium sulfonate are 1:2:1 with the weight ratio of water；Mixed process heats, heating temperature
Degree is 45 DEG C.
2) by through the zirconium oxide of screen filtration, magnetic iron ore, inorfil；With sand, flyash, silicon powder, cement, add
Remaining water, is thoroughly mixed, and obtains slurry；
3) by step 1) obtain foam, step 2) slurry, water reducer and the polyvinyl alcohol that obtain, stir.
Embodiment two
The thermal insulation concrete of a kind of radioprotective anticracking, including the raw material of following parts by weight: cement 65 parts, zirconium oxide 4.5
Part, magnetic iron ore 4.5 parts, glass fibre or steel fibre 7.5 parts, water reducer 2 parts, 40 parts of sand, 40 parts of flyash, detergent alkylate sulphur
Acid 17.5 parts of sodium, 8.5 parts of osseocolla, polyvinyl alcohol 7.5 parts, silicon powder 4.5 parts, 65 parts of water.
Described cement is Portland cement, and strength grade is 52.5.
Described water reducer is high-efficiency water-reducing agent of poly-carboxylic acid.
Described inorfil is steel fibre.
Described zirconium oxide, magnetic iron ore, glass fibre need to be through screen filtrations, and sieve number is 120 mesh.
A kind of method of thermal insulation concrete preparing radioprotective anticracking as above, comprises the following steps:
1) osseocolla and dodecylbenzene sodium sulfonate are dissolved in part water, after mix homogeneously, foam with foaming machine,
To foam；Described osseocolla, dodecylbenzene sodium sulfonate are 1:2:1 with the weight ratio of water；And mixed process heats, heating
Temperature is 47 DEG C.
2) by through the zirconium oxide of screen filtration, magnetic iron ore, inorfil；With sand, flyash, silicon powder, cement, add
Remaining water, is thoroughly mixed, and obtains slurry；
3) by step 1) obtain foam, step 2) slurry, water reducer and the polyvinyl alcohol that obtain, stir.
Embodiment three
A kind of thermal insulation concrete of radioprotective anticracking, including the raw material of following parts by weight: cement 66 parts, zirconium oxide 5 parts,
Magnetic iron ore 5 parts, glass fibre or steel fibre 8 parts, water reducer 2.5 parts, 40 parts of sand, 42 parts of flyash, dodecylbenzene sodium sulfonate
17 parts, 8 parts of osseocolla, polyvinyl alcohol 8 parts, silicon powder 5 parts, 66 parts of water.
Described cement is Portland cement, and strength grade is 52.5.
Described water reducer is high-efficiency water-reducing agent of poly-carboxylic acid.
Described inorfil is glass fibre.
Described zirconium oxide, magnetic iron ore, glass fibre need to be through screen filtrations, and sieve number is 140 mesh.
A kind of method of thermal insulation concrete preparing radioprotective anticracking as above, comprises the following steps:
1) osseocolla and dodecylbenzene sodium sulfonate are dissolved in part water, after mix homogeneously, foam with foaming machine,
To foam；Described osseocolla, dodecylbenzene sodium sulfonate are 1:1.8:1.2 with the weight ratio of water；And mixed process heats,
Heating-up temperature is 58 DEG C.
2) by through the zirconium oxide of screen filtration, magnetic iron ore, inorfil；With sand, flyash, silicon powder, cement, add
Remaining water, is thoroughly mixed, and obtains slurry；
3) by step 1) obtain foam, step 2) slurry, water reducer and the polyvinyl alcohol that obtain, stir.
Contrast experiment
Concrete includes the raw material of following parts by weight: cement 65 parts, water reducer 2 parts, 40 parts of sand, 40 parts of flyash, ten
17.5 parts of dialkyl benzene sulfonic acids sodium, 8.5 parts of osseocolla, 55 parts of water.
Preparation method, as follows, osseocolla and dodecylbenzene sodium sulfonate are dissolved in part water, after mix homogeneously, with foaming
Machine foams, and obtains foam；Described osseocolla, dodecylbenzene sodium sulfonate are 1:2:1 with the weight ratio of water；And in mixed process
Heating, heating-up temperature is 47 DEG C.
2) by sand, flyash, cement, add remaining water, be thoroughly mixed, obtain slurry；
3) by step 1) obtain foam, step 2) slurry that obtains, water reducer mixing, stir.
With embodiment one～embodiment three and the thermal insulation concrete of contrast experiment, by " building mortar key property is tried
Proved recipe method " JGJ/T70-2009 carries out compressive strength test, the comprcssive strength of the thermal insulation concrete of embodiment one～embodiment three
Detail is better than contrast experiment, increases by 20%.
Measure embodiment one～embodiment three and the thermal insulation concrete of contrast experiment with plane table thermo, embodiment one～
The heat-insulating property of the concrete of embodiment three is substantially better than contrast experiment.
(the main instrument used is x-ray dose instrument and gamma ray dosage to carry out concrete shield lonizing radiation performance test
Instrument), the concrete of embodiment one～embodiment three has function of shielding, and the concrete shield function of contrast experiment is the best.
The foregoing is only the preferred embodiment of the invention, not in order to limit the invention, all at this
Within the spirit of innovation and creation and principle, any modification, equivalent substitution and improvement etc. made, should be included in the invention
Protection domain within.
Claims (10)
1. the thermal insulation concrete of a radioprotective anticracking, it is characterised in that: include the raw material of following parts by weight: cement 60～70
Part, zirconium oxide 3～6 parts, magnetic iron ore 3～6 parts, inorfil 5～10 parts, water reducer 1～3 parts, sand 35～45 parts, flyash 35
～45 parts, dodecylbenzene sodium sulfonate 7～10 parts, osseocolla 3～5 parts, polyvinyl alcohol 5～10 parts, silicon powder 3～6 parts, water 60～
70 parts.
The thermal insulation concrete of radioprotective anticracking the most according to claim 1, it is characterised in that: include following parts by weight
Raw material: cement 64～66 parts, zirconium oxide 4～5 parts, magnetic iron ore 4～5 parts, inorfil 7～8 parts, water reducer 1.5～2.5 parts,
Sand 38～42 parts, flyash 38～42 parts, dodecylbenzene sodium sulfonate 8～9 parts, osseocolla 3～5 parts, polyvinyl alcohol 7～9 parts, silicon
Micropowder 4～5 parts, water 63～67 parts.
The thermal insulation concrete of radioprotective anticracking the most according to claim 1 and 2, it is characterised in that: described cement is common
Portland cement.
The thermal insulation concrete of radioprotective anticracking the most according to claim 1 and 2, it is characterised in that: described water reducer is poly-
Carboxylic acid high efficiency water reducing agent.
The thermal insulation concrete of radioprotective anticracking the most according to claim 1 and 2, it is characterised in that: described inorfil is
Glass fibre or steel fibre.
The thermal insulation concrete of radioprotective anticracking the most according to claim 1 and 2, it is characterised in that: described zirconium oxide, Magnet
Ore deposit, inorfil need to be through screen filtrations, and sieve number is 100～140 mesh.
7. the method preparing thermal insulation concrete according to the radioprotective anticracking described in any one of claim 1～6, its feature
It is: comprise the following steps:
1) osseocolla and dodecylbenzene sodium sulfonate are dissolved in part water, after mix homogeneously, foam with foaming machine, steeped
Foam；Described osseocolla, dodecylbenzene sodium sulfonate are 1:(1.5～2.5 with the weight ratio of water): (0.8～1..5)；
2) by through the zirconium oxide of screen filtration, magnetic iron ore, inorfil；With sand, flyash, silicon powder, cement, add residue
Water, be thoroughly mixed, obtain slurry；
3) by step 1) obtain foam, step 2) slurry, water reducer and the polyvinyl alcohol that obtain, stir.
The preparation method of the thermal insulation concrete of radioprotective anticracking the most according to claim 6, it is characterised in that: step 1)
In, described osseocolla, dodecylbenzene sodium sulfonate are 1:2:1 with the weight ratio of water；And mixed process heats, heating-up temperature
It it is 40～60 DEG C.
9. according to the application in building field of the thermal insulation concrete of the radioprotective anticracking described in any one of claim 1～6.
10. the thermal insulation concrete of the radioprotective anticracking prepared according to the preparation method described in claim 7 or 8 is in building field
Application.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107352945A (en) * | 2017-08-30 | 2017-11-17 | 北京军秀咨询有限公司 | A kind of thermal insulation concrete of radiation proof anticracking |
| CN107879690A (en) * | 2017-11-29 | 2018-04-06 | 广西融辰建设工程有限公司 | A kind of concrete and preparation method thereof |
| CN108947462A (en) * | 2018-07-11 | 2018-12-07 | 惠安集睿信息科技有限公司 | A kind of fly ash base heat-insulating material and preparation method thereof |
| CN110981325A (en) * | 2019-12-23 | 2020-04-10 | 海宁市嘉海混凝土有限公司 | Radiation-proof high-strength concrete and production process thereof |
| CN112250386A (en) * | 2020-10-26 | 2021-01-22 | 华北水利水电大学 | Radiation-proof ultrahigh-performance concrete and preparation method thereof |
| CN112374802A (en) * | 2020-12-01 | 2021-02-19 | 宝润达新型材料股份有限公司 | Environment-friendly soft porcelain |
| CN114702279A (en) * | 2022-03-29 | 2022-07-05 | 武汉明华鸿昌新型建材有限责任公司 | Heavy-density radiation-proof concrete for protecting proton center in hospital and preparation method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107352945A (en) * | 2017-08-30 | 2017-11-17 | 北京军秀咨询有限公司 | A kind of thermal insulation concrete of radiation proof anticracking |
| CN107879690A (en) * | 2017-11-29 | 2018-04-06 | 广西融辰建设工程有限公司 | A kind of concrete and preparation method thereof |
| CN108947462A (en) * | 2018-07-11 | 2018-12-07 | 惠安集睿信息科技有限公司 | A kind of fly ash base heat-insulating material and preparation method thereof |
| CN110981325A (en) * | 2019-12-23 | 2020-04-10 | 海宁市嘉海混凝土有限公司 | Radiation-proof high-strength concrete and production process thereof |
| CN110981325B (en) * | 2019-12-23 | 2022-03-04 | 海宁市嘉海混凝土股份有限公司 | Radiation-proof high-strength concrete and production process thereof |
| CN112250386A (en) * | 2020-10-26 | 2021-01-22 | 华北水利水电大学 | Radiation-proof ultrahigh-performance concrete and preparation method thereof |
| CN112374802A (en) * | 2020-12-01 | 2021-02-19 | 宝润达新型材料股份有限公司 | Environment-friendly soft porcelain |
| CN114702279A (en) * | 2022-03-29 | 2022-07-05 | 武汉明华鸿昌新型建材有限责任公司 | Heavy-density radiation-proof concrete for protecting proton center in hospital and preparation method thereof |
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Application publication date: 20161214 |