CN105503244A - Silicon dioxide and ferric oxide aerogel foamed cement - Google Patents
Silicon dioxide and ferric oxide aerogel foamed cement Download PDFInfo
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- CN105503244A CN105503244A CN201511030497.2A CN201511030497A CN105503244A CN 105503244 A CN105503244 A CN 105503244A CN 201511030497 A CN201511030497 A CN 201511030497A CN 105503244 A CN105503244 A CN 105503244A
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- ferric oxide
- oxide aerogel
- cement
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 239000004964 aerogel Substances 0.000 title claims abstract description 36
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 title claims abstract description 36
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 239000004568 cement Substances 0.000 title claims abstract description 32
- 239000000377 silicon dioxide Substances 0.000 title claims abstract description 19
- 235000012239 silicon dioxide Nutrition 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000006260 foam Substances 0.000 claims abstract description 23
- 229910021487 silica fume Inorganic materials 0.000 claims abstract description 19
- 239000010881 fly ash Substances 0.000 claims abstract description 17
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 15
- 239000003381 stabilizer Substances 0.000 claims abstract description 15
- 229910002012 Aerosil® Inorganic materials 0.000 claims description 17
- 239000011398 Portland cement Substances 0.000 claims description 17
- 239000003795 chemical substances by application Substances 0.000 claims description 16
- 229960001866 silicon dioxide Drugs 0.000 claims description 14
- 229920001296 polysiloxane Polymers 0.000 claims description 12
- 235000019353 potassium silicate Nutrition 0.000 claims description 12
- 229920005552 sodium lignosulfonate Polymers 0.000 claims description 12
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical group [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 12
- 150000001408 amides Chemical class 0.000 claims description 9
- GVGUFUZHNYFZLC-UHFFFAOYSA-N dodecyl benzenesulfonate;sodium Chemical compound [Na].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 GVGUFUZHNYFZLC-UHFFFAOYSA-N 0.000 claims description 7
- 239000000344 soap Substances 0.000 claims description 7
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 claims description 7
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000292 calcium oxide Substances 0.000 claims description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 3
- 239000000395 magnesium oxide Substances 0.000 claims description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims description 3
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims description 3
- 229910001948 sodium oxide Inorganic materials 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 230000015271 coagulation Effects 0.000 abstract 1
- 238000005345 coagulation Methods 0.000 abstract 1
- 239000004088 foaming agent Substances 0.000 abstract 1
- 239000003469 silicate cement Substances 0.000 abstract 1
- 238000003756 stirring Methods 0.000 description 30
- 239000000843 powder Substances 0.000 description 10
- 239000004567 concrete Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- ASFAFOSQXBRFMV-LJQANCHMSA-N 3-n-(2-benzyl-1,3-dihydroxypropan-2-yl)-1-n-[(1r)-1-(4-fluorophenyl)ethyl]-5-[methyl(methylsulfonyl)amino]benzene-1,3-dicarboxamide Chemical group N([C@H](C)C=1C=CC(F)=CC=1)C(=O)C(C=1)=CC(N(C)S(C)(=O)=O)=CC=1C(=O)NC(CO)(CO)CC1=CC=CC=C1 ASFAFOSQXBRFMV-LJQANCHMSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000004965 Silica aerogel Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000011381 foam concrete Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
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
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent 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
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
-
- 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
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/30—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values
- C04B2201/32—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values for the thermal conductivity, e.g. K-factors
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention provides silicon dioxide and ferric oxide aerogel foamed cement. The silicon dioxide and ferric oxide aerogel foamed cement comprises the following components in parts by mass: 30 to 65 parts of ordinary silicate cement, 5 to 15 parts of silicon dioxide aerogel, 5 to 15 parts of ferric oxide aerogel, 4 to 10 parts of silica fume, 2 to 4 parts of coagulation accelerator, 2 to 4 parts of water reducing agent, 4 to 8 parts of foam stabilizer, 5 to 15 parts of foaming agent and 5 to 25 parts of fly ash. Compared with the prior art, the thermal conductive coefficient of the foamed cement is 0.065 to 0.085 W/(m.K), the sound absorption capacity is 0.15 to 0.30 percent, the dry volume density is 250 to 500 kg/m<3>, and the compressive strength is 3.0 to 5.0 Mpa; and moreover, the silicon dioxide and ferric oxide aerogel foamed cement also has good water resistance, low shrinkage rate, long service life, simplicity in construction and easiness in operation.
Description
Technical field
The present invention relates to a kind of jelling agent, specifically relate to a kind of aerogel foam cement.
Background technology
Foam cement is mechanically fully foamed by whipping agent by the foamed system of foaming machine, and by foam and grout Homogeneous phase mixing, then the pumping system through foaming machine carries out cast-in-place construction or mould molding, a kind of novel light lagging material containing a large amount of sealed porosity that natural curing is formed.Foam cement belongs to air bubble-shaped thermal insulation material, and outstanding feature forms closed foam hole at inside concrete, makes concrete light and thermal insulation separation thermalization.
Aerogel is a kind of solid matter form, and its product high porosity, low density, the Specific surface area that silica aerogel is very thin effectively limit the propagation of local thermal excitation.Nanometer micropore hole has large specific surface area and high hole ratio, good dispersiveness and suspension and thickening, thixotroping, strengthening action is all had in water-based and solvent-based adhesive, inhibit gas molecule to heat conducting contribution, be applied in building energy-saving.
The present inventor finds foam cement through long-term observation, research, analysis, and its fire prevention, waterproof, heat-insulating property still can not meet the requirement of people.
Silicon-dioxide and ferric oxide aerogel are applied to foam cement, and its fire prevention of solution that can be desirable, waterproof, heat-insulating property are not very desirable problems, and the present invention is non-fire material, and fire-protection rating is A; Environmentally safe, and there is good heat-insulating property.
Summary of the invention
The object of this invention is to provide the foam cement that a kind of fire resistance is excellent, heat-insulating property is good, waterproof, cracking resistance, soundproof effect are good.
The invention provides a kind of silicon-dioxide and the ferric oxide aerogel foam cement that are applicable to material of construction, this silicon-dioxide and ferric oxide aerogel foam cement are non-fire material, and fire-protection rating is A; Environmentally safe, and there is good heat-insulating property, and manufacture craft is simple, the prices of raw and semifnished materials are cheap, is applicable to scale operation.
Realize the object of the invention technical scheme as follows:
Silicon-dioxide provided by the invention and ferric oxide aerogel foam cement comprise the following component by mass parts: ordinary Portland cement, 30 ~ 65 parts; Aerosil, 5 ~ 15 parts; Ferric oxide aerogel, 5 ~ 15 parts; SILICA FUME, 4 ~ 10 parts; Setting accelerator, 2 ~ 4 parts; Water reducer, 2 ~ 4 parts; Suds-stabilizing agent, 4 ~ 8 parts; Whipping agent, 5 ~ 15 parts; Flyash, 5 ~ 25 parts.
In first optimal technical scheme of the present invention, ordinary Portland cement, 30 ~ 60 parts; Aerosil, 10 ~ 15 parts; Ferric oxide aerogel, 10 ~ 15 parts; Flyash, 15 ~ 25 parts.
In second optimal technical scheme of the present invention, ordinary Portland cement, 40 ~ 55 parts; Aerosil, 5 ~ 10 parts; Ferric oxide aerogel, 10 ~ 15 parts; Flyash, 20 ~ 25 parts.
In 3rd optimal technical scheme of the present invention, described setting accelerator is water glass; Described water reducer is sodium lignosulfonate.
In 4th optimal technical scheme of the present invention, described suds-stabilizing agent is silicone amide; Described whipping agent is rosined soap or Sodium dodecylbenzene sulfonate.
In 5th optimal technical scheme of the present invention, described SILICA FUME is neutral SILICA FUME, and it comprises following component by mass percentage: silicon-dioxide 95.8%, aluminium sesquioxide 1.0%, ferric oxide 0.9%, magnesium oxide 0.7%, calcium oxide 0.3% and sodium oxide 1.3%.
With immediate prior art ratio, technical scheme provided by the invention has following excellent effect:
1, heat-insulating property is excellent: thermal conductivity is 0.065 ~ 0.085W/mK, and thermal resistance is about 30 ~ 35 times of normal concrete.
2, soundproof effect is good: containing a large amount of separated foams in foamed concrete, and be evenly distributed, sound absorbing power is 0.15 ~ 0.30%, is 8 times of normal concrete, possesses the function of effective sound insulation.
3, good integrity: cast-in-site is constructed, and is combined closely, Bu Xuliu circle space and permeability cell with main construction.
4, density is low: dry volume density is 250 ~ 500kg/m3, is 1/5 ~ 1/8 of normal concrete density, can alleviates whole building load.
5, ultimate compression strength is higher: ultimate compression strength is 3.0 ~ 5.0Mpa.
6, good water-repellancy: independent intensive bubble and good globality, make it have very strong water resistance.
7, cracking resistance line: shrinking percentage is low, splitting resistance is 8 times of normal concrete.
8, the life-span is long: identical with the main construction life-span.
9, working procedure is simple: flat roof deck separately need not do sloping layer.
Embodiment
Further be clearly and completely described technical scheme below in conjunction with the embodiment of the present invention, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain, all belongs to the scope of protection of the invention.
Embodiment 1: take ordinary portland cement 50 parts, aerosil 5 parts, ferric oxide aerogel 5 parts, SILICA FUME 6 parts, 5 parts, flyash, be dry mixed stirring and all use; Take suitable quantity of water, water is heated to 42 DEG C, powder is added to the water, and add setting accelerator water glass 4 parts, water reducer sodium lignosulfonate 2 parts, suds-stabilizing agent silicone amide 6 parts, stir, add whipping agent rosined soap 10 parts, micro-ly stir, pour mould into, after 6 hours, the demoulding obtains foam cement sample.
Embodiment 2: take ordinary portland cement 35 parts, aerosil 10 parts, ferric oxide aerogel 10 parts, SILICA FUME 4 parts, 10 parts, flyash, be dry mixed stirring and all use; Take suitable quantity of water, water is heated to 42 DEG C, powder is added to the water, and add setting accelerator water glass 4 parts, water reducer sodium lignosulfonate 2 parts, suds-stabilizing agent silicone amide 5 parts, stir, add whipping agent Sodium dodecylbenzene sulfonate 15 parts, micro-ly to stir, pour mould into, after 6 hours, the demoulding obtains foam cement sample.
Embodiment 3: take ordinary portland cement 55 parts, aerosil 5 parts, ferric oxide aerogel 10 parts, SILICA FUME 6 parts, 20 parts, flyash, be dry mixed stirring and all use; Take suitable quantity of water, water is heated to 42 DEG C, powder is added to the water, and add setting accelerator water glass 4 parts, water reducer sodium lignosulfonate 2 parts, suds-stabilizing agent silicone amide 4 parts, stir, add whipping agent rosined soap 10 parts, micro-ly stir, pour mould into, after 6 hours, the demoulding obtains cement sample.
Embodiment 4: take ordinary portland cement 50 parts, aerosil 5 parts, ferric oxide aerogel 15 parts, SILICA FUME 6 parts, 20 parts, flyash, be dry mixed stirring and all use; Take suitable quantity of water, water is heated to 42 DEG C, powder is added to the water, and add setting accelerator water glass 4 parts, water reducer sodium lignosulfonate 2 parts, suds-stabilizing agent silicone amide 4 parts, stir, add whipping agent Sodium dodecylbenzene sulfonate 10 parts, micro-ly to stir, pour mould into, after 6 hours, the demoulding obtains cement sample.
Embodiment 5: take ordinary portland cement 45 parts, aerosil 10 parts, ferric oxide aerogel 5 parts, SILICA FUME 5 parts, 25 parts, flyash, be dry mixed stirring and all use; Take suitable quantity of water, water is heated to 42 DEG C, powder is added to the water, and add setting accelerator water glass 4 parts, water reducer sodium lignosulfonate 2 parts, suds-stabilizing agent silicone amide 4 parts, stir, add whipping agent rosined soap 10 parts, micro-ly stir, pour mould into, after 6 hours, the demoulding obtains cement sample.
Embodiment 6: take ordinary portland cement 60 parts, aerosil 15 parts, ferric oxide aerogel 5 parts, SILICA FUME 5 parts, 20 parts, flyash, be dry mixed stirring and all use; Take suitable quantity of water, water is heated to 42 DEG C, powder is added to the water, and add setting accelerator water glass 3 parts, water reducer sodium lignosulfonate 3 parts, suds-stabilizing agent silicone amide 5 parts, stir, add whipping agent Sodium dodecylbenzene sulfonate 9 parts, micro-ly to stir, pour mould into, after 6 hours, the demoulding obtains cement sample.
Embodiment 7: take ordinary portland cement 35 parts, aerosil 10 parts, ferric oxide aerogel 10 parts, SILICA FUME 8 parts, 20 parts, flyash, be dry mixed stirring and all use; Take suitable quantity of water, water is heated to 42 DEG C, powder is added to the water, and add setting accelerator water glass 3 parts, water reducer sodium lignosulfonate 3 parts, suds-stabilizing agent silicone amide 5 parts, stir, add whipping agent Sodium dodecylbenzene sulfonate 12 parts, micro-ly to stir, pour mould into, after 6 hours, the demoulding obtains cement sample.
Embodiment 8: take ordinary portland cement 45 parts, aerosil 15 parts, ferric oxide aerogel 10 parts, SILICA FUME 10 parts, 25 parts, flyash, be dry mixed stirring and all use; Take suitable quantity of water, water is heated to 42 DEG C, powder is added to the water, and add setting accelerator water glass 4 parts, water reducer sodium lignosulfonate 4 parts, suds-stabilizing agent silicone amide 8 parts, stir, add whipping agent Sodium dodecylbenzene sulfonate 15 parts, micro-ly to stir, pour mould into, after 6 hours, the demoulding obtains cement sample.
Embodiment 9: take ordinary portland cement 55 parts, aerosil 5 parts, ferric oxide aerogel 15 parts, SILICA FUME 8 parts, 22 parts, flyash, be dry mixed stirring and all use; Take suitable quantity of water, water is heated to 42 DEG C, powder is added to the water, and add setting accelerator water glass 4 parts, water reducer sodium lignosulfonate 4 parts, suds-stabilizing agent silicone amide 6 parts, stir, add whipping agent rosined soap 12 parts, micro-ly stir, pour mould into, after 6 hours, the demoulding obtains cement sample.
Embodiment 10: take ordinary portland cement 55 parts, aerosil 10 parts, ferric oxide aerogel 10 parts, SILICA FUME is neutral SILICA FUME, comprise following component by mass percentage: silicon-dioxide 95.8%, aluminium sesquioxide 1.0%, ferric oxide 0.9%, magnesium oxide 0.7%, calcium oxide 0.3% and sodium oxide 1.3%, then SILICA FUME 10 parts, 22 parts, flyash, is dry mixed stirring and all uses; Take suitable quantity of water, water is heated to 42 DEG C, powder is added to the water, and add setting accelerator water glass 4 parts, water reducer sodium lignosulfonate 4 parts, suds-stabilizing agent silicone amide 6 parts, stir, add whipping agent rosined soap 8 parts, micro-ly stir, pour mould into, after 6 hours, the demoulding obtains cement sample.
Gained sample in above-described embodiment is carried out performance test respectively, obtains data as shown in table 1 below.
Table 1
Above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; those of ordinary skill in the field are to be understood that; can modify to the specific embodiment of the present invention with reference to above-described embodiment or equivalent to replace, these do not depart from any amendment of spirit and scope of the invention or equivalently to replace within the claims that all awaits the reply in application.
Claims (6)
1. silicon-dioxide and a ferric oxide aerogel foam cement, is characterized in that, described foam cement comprises the following component by mass parts: ordinary Portland cement, 30 ~ 65 parts; Aerosil, 5 ~ 15 parts; Ferric oxide aerogel, 5 ~ 15 parts; SILICA FUME, 4 ~ 10 parts; Setting accelerator, 2 ~ 4 parts; Water reducer, 2 ~ 4 parts; Suds-stabilizing agent, 4 ~ 8 parts; Whipping agent, 5 ~ 15 parts; Flyash, 5 ~ 25 parts.
2. a kind of silicon-dioxide as claimed in claim 1 and ferric oxide aerogel foam cement, is characterized in that, ordinary Portland cement, 30 ~ 60 parts; Aerosil, 10 ~ 15 parts; Ferric oxide aerogel, 10 ~ 15 parts; Flyash, 15 ~ 25 parts.
3. a kind of silicon-dioxide as claimed in claim 1 and ferric oxide aerogel foam cement, is characterized in that, ordinary Portland cement, 40 ~ 55 parts; Aerosil, 5 ~ 10 parts; Ferric oxide aerogel, 10 ~ 15 parts; Flyash, 20 ~ 25 parts.
4. a kind of silicon-dioxide as claimed in claim 3 and ferric oxide aerogel foam cement, is characterized in that, ordinary Portland cement, 40 ~ 55 parts; Aerosil, 5 ~ 10 parts; Ferric oxide aerogel, 10 ~ 15 parts; Described setting accelerator is water glass; Described water reducer is sodium lignosulfonate.
5. a kind of silicon-dioxide as claimed in claim 4 and ferric oxide aerogel foam cement, it is characterized in that, described suds-stabilizing agent is silicone amide; Described whipping agent is rosined soap or Sodium dodecylbenzene sulfonate.
6. a kind of silicon-dioxide as claimed in claim 1 and ferric oxide aerogel foam cement, it is characterized in that, described SILICA FUME is neutral SILICA FUME, and it comprises following component by mass percentage: silicon-dioxide 95.8%, aluminium sesquioxide 1.0%, ferric oxide 0.9%, magnesium oxide 0.7%, calcium oxide 0.3% and sodium oxide 1.3%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511030497.2A CN105503244A (en) | 2015-12-31 | 2015-12-31 | Silicon dioxide and ferric oxide aerogel foamed cement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511030497.2A CN105503244A (en) | 2015-12-31 | 2015-12-31 | Silicon dioxide and ferric oxide aerogel foamed cement |
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| Publication Number | Publication Date |
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| CN105503244A true CN105503244A (en) | 2016-04-20 |
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| CN201511030497.2A Pending CN105503244A (en) | 2015-12-31 | 2015-12-31 | Silicon dioxide and ferric oxide aerogel foamed cement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108585939A (en) * | 2018-04-03 | 2018-09-28 | 中国矿业大学 | A kind of formula and preparation method of Novel foam concrete |
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| WO2006032655A2 (en) * | 2004-09-23 | 2006-03-30 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Fire-protecting material containing aerogel |
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| CN103113064A (en) * | 2013-02-21 | 2013-05-22 | 济宁跃峰建材科技有限公司 | Novel environment-friendly fireproof insulation board and production method thereof |
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| CN104108895A (en) * | 2014-06-19 | 2014-10-22 | 广东省建筑科学研究院 | Low-density foaming cement and preparation method thereof |
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