CN105461344A - Titanium oxide aerogel foaming cement - Google Patents
Titanium oxide aerogel foaming cement Download PDFInfo
- Publication number
- CN105461344A CN105461344A CN201511028617.5A CN201511028617A CN105461344A CN 105461344 A CN105461344 A CN 105461344A CN 201511028617 A CN201511028617 A CN 201511028617A CN 105461344 A CN105461344 A CN 105461344A
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- parts
- cement
- titania aerogel
- water
- titanium oxide
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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
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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
- 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
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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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/40—Porous or lightweight materials
Abstract
The invention provides titanium oxide aerogel foaming cement. The titanium oxide aerogel foaming cement is prepared from, by mass, 30-65 parts of ordinary Portland cement, 10-30 parts of titanium oxide aerogel, 4-10 parts of micro-silicon powder, 2-4 parts of a coagulant, 2-4 parts of a water reducing agent, 4-8 parts of a foam stabilizer, 5-15 parts of a foaming agent and 5-25 parts of pulverized fuel ash. Compared with the prior art, the thermal conductivity of the foaming cement is 0.065-0.085 W/(m K), the sound-absorbing capacity is 0.15-0.30%, the dry volume density is 250-500 kg/m<3>, the compressive strength is 3.0-5.0 Mpa, and the titanium oxide aerogel foaming cement further has better waterproof property and is low in shrinkage rate, long in service life, simple in construction and easy to operate.
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.
Titania aerogel is 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 titania aerogel foam cement being applicable to material of construction, this titania aerogel foam cement is 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:
Titania aerogel foam cement provided by the invention comprises the following component by mass parts: ordinary Portland cement, 30 ~ 65 parts; Titania aerogel, 10 ~ 30 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; Titania aerogel, 20 ~ 30 parts; Flyash, 15 ~ 25 parts.
In second optimal technical scheme of the present invention, ordinary Portland cement, 40 ~ 55 parts; Titania aerogel, 15 ~ 25 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, titania aerogel 10 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, titania aerogel 20 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, titania 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 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, titania aerogel 20 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, titania aerogel 15 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, titania aerogel 20 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, titania aerogel 20 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, titania aerogel 25 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, titania aerogel 20 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, titania aerogel 20 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. a titania aerogel foam cement, is characterized in that, described foam cement comprises the following component by mass parts: ordinary Portland cement, 30 ~ 65 parts; Titania aerogel, 10 ~ 30 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 titania aerogel foam cement as claimed in claim 1, is characterized in that, ordinary Portland cement, 30 ~ 60 parts; Titania aerogel, 20 ~ 30 parts; Flyash, 15 ~ 25 parts.
3. a kind of titania aerogel foam cement as claimed in claim 1, is characterized in that, ordinary Portland cement, 40 ~ 55 parts; Titania aerogel, 15 ~ 25 parts; Flyash, 20 ~ 25 parts.
4. a kind of titania aerogel foam cement as claimed in claim 3, is characterized in that, ordinary Portland cement, 40 ~ 55 parts; Titania aerogel, 15 ~ 25 parts; Described setting accelerator is water glass; Described water reducer is sodium lignosulfonate.
5. a kind of titania aerogel foam cement as claimed in claim 4, 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 titania aerogel foam cement as claimed in claim 1, 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 |
|---|---|---|---|
| CN201511028617.5A CN105461344A (en) | 2015-12-31 | 2015-12-31 | Titanium oxide aerogel foaming cement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511028617.5A CN105461344A (en) | 2015-12-31 | 2015-12-31 | Titanium oxide aerogel foaming cement |
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| CN105461344A true CN105461344A (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201511028617.5A Pending CN105461344A (en) | 2015-12-31 | 2015-12-31 | Titanium oxide aerogel foaming cement |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107265963A (en) * | 2016-04-08 | 2017-10-20 | 南京唯才新能源科技有限公司 | A kind of superthermal insulation aerogel foam concrete and preparation method thereof |
| CN107265962A (en) * | 2016-04-08 | 2017-10-20 | 南京唯才新能源科技有限公司 | A kind of superthermal insulation aerogel foam concrete and preparation method thereof |
| CN107266115A (en) * | 2016-04-08 | 2017-10-20 | 南京唯才新能源科技有限公司 | A kind of aerogel foam concrete heat-insulating fire-proof plate with decorative cover and preparation method thereof |
| CN107265964A (en) * | 2016-04-08 | 2017-10-20 | 南京唯才新能源科技有限公司 | A kind of superthermal insulation aeroge foamed concrete and preparation method thereof |
| CN107266107A (en) * | 2016-04-08 | 2017-10-20 | 南京唯才新能源科技有限公司 | A kind of fibrofelt enhancing aeroge foamed concrete and preparation method thereof |
| CN107265965A (en) * | 2016-04-08 | 2017-10-20 | 南京唯才新能源科技有限公司 | A kind of aerogel foam concrete segment and preparation method thereof |
| CN107266122A (en) * | 2016-04-08 | 2017-10-20 | 南京唯才新能源科技有限公司 | A kind of fibrofelt enhancing aerogel foam concrete and preparation method thereof |
| CN110981304A (en) * | 2019-12-16 | 2020-04-10 | 厦门市三航伟业投资有限公司 | Anti-cracking and anti-permeability concrete and preparation process thereof |
| CN110981349A (en) * | 2019-12-19 | 2020-04-10 | 苏州国中新材料研究院有限公司 | Light high-strength muck-based thermal insulation material and preparation method thereof |
| CN113045335A (en) * | 2021-04-28 | 2021-06-29 | 绍兴职业技术学院 | Method for preparing prefabricated heat-insulation board for assembled interior wall by utilizing urban solid waste garbage |
-
2015
- 2015-12-31 CN CN201511028617.5A patent/CN105461344A/en active Pending
Cited By (19)
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| CN107265965B (en) * | 2016-04-08 | 2020-02-18 | 南京唯才新能源科技有限公司 | Aerogel foam concrete building block and preparation method thereof |
| CN107265962B (en) * | 2016-04-08 | 2020-02-18 | 南京唯才新能源科技有限公司 | Super-adiabatic aerogel foam concrete and preparation method thereof |
| CN107265963A (en) * | 2016-04-08 | 2017-10-20 | 南京唯才新能源科技有限公司 | A kind of superthermal insulation aerogel foam concrete and preparation method thereof |
| CN107265964A (en) * | 2016-04-08 | 2017-10-20 | 南京唯才新能源科技有限公司 | A kind of superthermal insulation aeroge foamed concrete and preparation method thereof |
| CN107266107A (en) * | 2016-04-08 | 2017-10-20 | 南京唯才新能源科技有限公司 | A kind of fibrofelt enhancing aeroge foamed concrete and preparation method thereof |
| CN107265965A (en) * | 2016-04-08 | 2017-10-20 | 南京唯才新能源科技有限公司 | A kind of aerogel foam concrete segment and preparation method thereof |
| CN107266122A (en) * | 2016-04-08 | 2017-10-20 | 南京唯才新能源科技有限公司 | A kind of fibrofelt enhancing aerogel foam concrete and preparation method thereof |
| CN107266107B (en) * | 2016-04-08 | 2020-02-18 | 南京唯才新能源科技有限公司 | Fibrofelt reinforced aerogel foamed concrete and preparation method thereof |
| CN107266115A (en) * | 2016-04-08 | 2017-10-20 | 南京唯才新能源科技有限公司 | A kind of aerogel foam concrete heat-insulating fire-proof plate with decorative cover and preparation method thereof |
| CN107265963B (en) * | 2016-04-08 | 2020-02-18 | 南京唯才新能源科技有限公司 | Super-adiabatic aerogel foam concrete and preparation method thereof |
| CN107266122B (en) * | 2016-04-08 | 2020-02-18 | 南京唯才新能源科技有限公司 | Fibrofelt reinforced aerogel foam concrete and preparation method thereof |
| CN107266115B (en) * | 2016-04-08 | 2020-02-18 | 南京唯才新能源科技有限公司 | Aerogel foam concrete heat-insulation fireproof plate with decorative surface and preparation method thereof |
| CN107265964B (en) * | 2016-04-08 | 2020-02-18 | 南京唯才新能源科技有限公司 | Super heat insulation aerogel foamed concrete and preparation method thereof |
| CN107265962A (en) * | 2016-04-08 | 2017-10-20 | 南京唯才新能源科技有限公司 | A kind of superthermal insulation aerogel foam concrete and preparation method thereof |
| CN110981304A (en) * | 2019-12-16 | 2020-04-10 | 厦门市三航伟业投资有限公司 | Anti-cracking and anti-permeability concrete and preparation process thereof |
| CN110981304B (en) * | 2019-12-16 | 2021-11-30 | 厦门市三航伟业投资有限公司 | Anti-cracking and anti-permeability concrete and preparation process thereof |
| CN110981349A (en) * | 2019-12-19 | 2020-04-10 | 苏州国中新材料研究院有限公司 | Light high-strength muck-based thermal insulation material and preparation method thereof |
| CN113045335A (en) * | 2021-04-28 | 2021-06-29 | 绍兴职业技术学院 | Method for preparing prefabricated heat-insulation board for assembled interior wall by utilizing urban solid waste garbage |
| CN113045335B (en) * | 2021-04-28 | 2022-05-17 | 绍兴职业技术学院 | Method for preparing prefabricated heat-insulation board for assembled interior wall by utilizing urban solid waste garbage |
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