CN101913901A - Heat-preserving dry powder slurry taking vitrified micro balls and pulverized fuel ash as light aggregate - Google Patents
Heat-preserving dry powder slurry taking vitrified micro balls and pulverized fuel ash as light aggregate Download PDFInfo
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- CN101913901A CN101913901A CN2010102168437A CN201010216843A CN101913901A CN 101913901 A CN101913901 A CN 101913901A CN 2010102168437 A CN2010102168437 A CN 2010102168437A CN 201010216843 A CN201010216843 A CN 201010216843A CN 101913901 A CN101913901 A CN 101913901A
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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
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- 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)
- Compositions Of Macromolecular Compounds (AREA)
- Building Environments (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses heat-preserving dry powder slurry taking vitrified micro balls and pulverized fuel ash as light aggregate and relates to a building material. The heat-preserving dry powder slurry comprises ordinary portland cement, the pulverized fuel ash, latex powder, fiber, a foaming agent and an early strength agent, which are mixed to form single-component heat-preserving dry powder slurry. One cube of slurry comprises 114 to 133 kilograms of ordinary portland cement, 6 to 7 kilograms of early strength agent, 140 to 160 kilograms of vitrified micro ball, 15 to 20 kilograms of pulverized fuel ash, 14 to 18 kilograms of latex powder, 3.5 to 4.8 kilograms of fiber and 0.05 to 0.5 kilogram of foaming agent. The fiber comprises 1.5 to 2 kilograms of cellulose ether, 1.5 to 2 kilograms of wood fiber and 0.5 to 0.8 kilogram of polypropylene fiber. The slurry achieves an A-grade fire-proof function, has a coefficient of heat conductivity of between 0.043 and 0.058 w/m.k and meets the requirement of saving energy by 65 percent for a building. The slurry has the advantages of high engineering construction efficiency, low construction cost, large suitable temperature variation region, long service life and convenient popularization and application.
Description
Technical field
The present invention relates to a kind of material of construction, be specifically related to the external wall of house heat insulating material for external.
Background technology
The Ministry of Public Security and house and town and country construction portion file (No. [2009] 46, public logical word) regulation: the covil construction height is more than or equal to the buildings of 50m, and the combustionproperty of its lagging material is necessary for the A level.Height is greater than 24m, and less than the buildings of 50m, the combustionproperty of its lagging material is necessary for A level or B1 level.Wherein, when adopting B1 level lagging material, whenever two-layer horizontal fire-blocking belt should be set.Height is less than the building of 24m, and the combustionproperty of its lagging material should not be lower than the B2 level, and wherein when adopting B2 level lagging material, per three layers should be provided with horizontal fire-blocking belt.The documentation requirements buildings has excellent insulating, heat insulating function, and thermal conductivity is at 0.043w/m.k-0.058w/m.k, building energy conservation 65%.
Present national building energy conservation external thermal insulation system mostly adopts following several technical scheme.
One, EPS polyphenyl board exterior wall outer thermal insulation system, defective is:
1, fire-protection rating is poor, has only the B2 level, does not reach A level or B1 grade standard according to the regulation of the Ministry of Public Security, house and town and country construction portion.
2, construction technology complexity can't guarantee construction quality, and thermal insulation layer is low work-ing life.
Two, XPS extruded-sheet external-wall external heat insulation system and polyurethane coating external thermal insulation system, defective is:
1, extruded sheet unstable properties, easy to crack a, drum is often found quality accidents.
2, fire-protection rating is poor, has only the B2 level.
3, the quality that material can't guarantee system is taken a lot of work, taken to complex process.
4, system's weathering resistance is poor, and intensity is low, and work-ing life was less than 25 years.
Three, be aglite with the glass bead in recent years, be stirred in the dry powder additive, form single-component inorganic fire thermal insulation mortar, satisfy external wall outer insulation, effect of heat insulation is good.
As: patent of invention 1,＜glass micro bead heat insulating fire proof grout〉(application number: 200510115103.3).
Patent of invention 2,＜Superlight vitrification micropearl morttar〉(application number: 200510134947.2).
Patent of invention 3,＜efficient energy-saving kervit microbead insulated sand slurry〉(application number: 200610012729.6).
Patent of invention 4,＜modified vitreous hollow beads heat-insulating fireproof mortar〉(application number: 200710053779.3) etc.
Glass bead performance index such as following table:
| Project | Performance index |
| Granularity (mm) | 0.1～0.2? |
| Tap density (kg/ cube) | 60-100? |
| Thermal conductivity (w/m.k) | 0.028-0.045? |
| Its floatability (%) | ≥98? |
| Surface vitreous rate (%) | ≥95? |
| Refractoriness (℃) | 1280-1360? |
| Use temperature (℃) | Below 1000 |
| Water-intake rate (%) | 20-50? |
| The VOLUME LOSS rate (%) of the pressure of 1mpa | 38-46? |
Glass bead is a kind of unorganic glass mineral material, through special processing, forms irregular spherical particle, inner porous cavity, and surperficial vitreous sealing is smooth, has light weight, temperature of adiabatic, fire-resistant, the anti-high end, anti-aging, advantage such as water-intake rate is little.With the glass bead is the patent of invention application of aglite, has obtained good effect, but has also existed some unsatisfactory parts.
The invention thermal conductivity that has is bigger than normal, the requirement that does not reach building energy conservation 65%; The invention ultimate compression strength that has is low, and work-ing life is short; The invention latex powder content that has is on the low side, and the product later strength is low, and weathering resistance is low.The foaming agents content that the prescription that has adds is on the low side, causes the not performance comprehensively of thermal conductivity performance; The invention cement that has and the proportion of glass bead are bigger than normal, and dry density is big, causes thermal conductivity big.
Be the heat-preserving dry powder slurry of aglite with the glass bead at present, mostly add river sand or quartz sand, improve the intensity of dry powder slurry, also increase the dry density of slurry simultaneously, increase thermal conductivity; Reduced the snappiness of slurry, for engineering construction brings difficulty, metope smooth finish is poor.
Summary of the invention
In order to solve the problems of the technologies described above; the invention provides a kind of is the heat-preserving dry powder slurry of aglite with glass bead and flyash, does not use river sand, adds fine coal soot particle and hardening accelerator; reduce the dry density of dry blend slurry, reduce the snappiness of thermal conductivity, increase slurry.Improve foaming agents content, reduce thermal conductivity
The present invention realizes with following technical scheme: a kind of is the heat-preserving dry powder slurry of aglite with glass bead and flyash, comprises ordinary portland cement, flyash, latex powder, fiber and whipping agent; It is characterized in that: also comprise hardening accelerator in the described heat-preserving dry powder slurry; 1 cube of weight ratio of heat-preserving dry powder slurry is: ordinary portland cement: 114 kilograms-133 kilograms; hardening accelerator: 6-7 kilogram; glass bead: 140 kilograms-160 kilograms; flyash: 15-20 kilogram; latex powder: 14 kilograms-18 kilograms; fiber: 3.5 kilograms-4.8 kilograms, whipping agent: 0.05 kilogram-0.5 kilogram.
Described fiber comprises: ether of cellulose, wood fibre and polypropylene fibre; Three's weight ratio is: 1.5 kilograms-2 kilograms of ether of cellulose, 1.5 kilograms-2 kilograms of wood fibres, 0.5 kilogram-0.8 kilogram of polypropylene fibre.
Described latex powder is a redispersable latex powder.
Described redispersable latex powder is uncle's charcoal acid ethylene/vinyl/vinyl acetate between to for plastic terpolymer rubber powder.
Described whipping agent is a sodium lauryl sulfate.
Positively effect of the present invention is:
1, A level fire-proof function can be widely used in 50m above super high rise building external wall outer insulation engineering and roof heat insulation engineering, also can be used for the exterior-wall heat insulation engineering and the roofing fireproof heat insulating engineering of the horizontal isolation strip of the following B2 level of 50m warming plate fire prevention.
2, have excellent insulating, heat insulating function, thermal conductivity reaches the requirement of building energy conservation 65% at 0.043w/m.k-0.058w/m.k.
3, have superpower ultimate compression strength and cohesive strength, it is big to be fit to temperature difference zone, and long service life can be synchronous with the buildings life-span.
4, directly construct in the coating ornamental surface and the decorating surface brick of various bodies of wall, need not interface processing and the processing of wiping one's face.
5, construction usefulness height, building cost obviously reduces, and is easy to utilize.
Embodiment
A kind of is the heat-preserving dry powder slurry of aglite with glass bead and flyash, does not use river sand, quartz sand, adds fine coal soot particle and hardening accelerator.1 cube of weight ratio of heat-preserving dry powder slurry is: ordinary portland cement: 114 kilograms-133 kilograms; hardening accelerator: 6-7 kilogram; glass bead: 140 kilograms-160 kilograms; flyash: 15 kilograms-20 kilograms; latex powder: 14 kilograms-18 kilograms; fiber: 3.5 kilograms-4.8 kilograms, whipping agent: 0.05 kilogram-0.5 kilogram.
Described fiber comprises: ether of cellulose, wood fibre and polypropylene fibre; Three's weight ratio is: 1.5 kilograms-2 kilograms of ether of cellulose, 1.5 kilograms-2 kilograms of wood fibres, 0.5 kilogram-0.8 kilogram of polypropylene fibre.Described latex powder is a redispersable latex powder.Described redispersable latex powder is uncle's charcoal acid ethylene/vinyl/vinyl acetate between to for plastic terpolymer rubber powder.Described whipping agent is a sodium lauryl sulfate.
Above material is prepared in proportion, puts into stirrer and stirs, and form to form the single-component heat-preserving dry powder slurry, is transported to the working-yard after the pack and adds water and stir and can use.Cement-water ratio is according to different adjustment the in season, and spring and autumn, the sky was 1: 0.70,1: 0.80 summer.
Do not use river sand, add the fine coal soot particle, flyash fine size, light weight, density are little, and its effect is the dry density that reduces the dry blend slurry, reduce thermal conductivity, increase the snappiness of slurry.Another effect is to improve metope smooth finish, is convenient to engineering construction.
Adding hardening accelerator, is for the intensity for the raising thermal insulation layer.
Improve foaming agents content, make thermal insulation layer produce micropore, reduce thermal conductivity, reach the requirement of building energy conservation 65%.
The present invention is through test of many times, and its performance index are stable, and are listed as following table:
| The performance title | Standard of performance | Product performance |
| Dry density (kg/m 3)? | ≤400? | ≤345? |
| Wet apparent density (kg/m 3)? | ≤600? | ≤582? |
| Ultimate compression strength kpa | ≥300? | ≥1100? |
| Pressure is cut cohesive strength kpa | ≥100? | ≥300? |
| Thermal conductivity w/m.k | ≤0.058? | ≤0.043? |
| The burning grade | The A level | The A level |
| Operable time n | ≥1.5? | ≥4? |
Claims (5)
1. one kind is the heat-preserving dry powder slurry of aglite with glass bead and flyash, comprises ordinary portland cement, flyash, latex powder, fiber and whipping agent; It is characterized in that: also comprise hardening accelerator in the described heat-preserving dry powder slurry; 1 cube of weight ratio of heat-preserving dry powder slurry is: ordinary portland cement: 114 kilograms-133 kilograms; hardening accelerator: 6-7 kilogram; glass bead: 140 kilograms-160 kilograms; flyash: 15-20 kilogram; latex powder: 14 kilograms-18 kilograms; fiber: 3.5 kilograms-4.8 kilograms, whipping agent: 0.05 kilogram-0.5 kilogram.
2. according to claim 1 is the heat-preserving dry powder slurry of aglite with glass bead and flyash, and it is characterized in that: described fiber comprises: ether of cellulose, wood fibre and polypropylene fibre; Three's weight ratio is: 1.5 kilograms-2 kilograms of ether of cellulose, 1.5 kilograms-2 kilograms of wood fibres, 0.5 kilogram-0.8 kilogram of polypropylene fibre.
3. according to claim 1 is the heat-preserving dry powder slurry of aglite with glass bead and flyash, and it is characterized in that: described latex powder is a redispersable latex powder.
4. according to claim 3 is the heat-preserving dry powder slurry of aglite with glass bead and flyash, it is characterized in that: described redispersable latex powder is uncle's charcoal acid ethylene/vinyl/vinyl acetate between to for plastic terpolymer rubber powder.
5. according to claim 1 is the heat-preserving dry powder slurry of aglite with glass bead and flyash, and it is characterized in that: described whipping agent is a sodium lauryl sulfate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102168437A CN101913901A (en) | 2010-06-22 | 2010-06-22 | Heat-preserving dry powder slurry taking vitrified micro balls and pulverized fuel ash as light aggregate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102168437A CN101913901A (en) | 2010-06-22 | 2010-06-22 | Heat-preserving dry powder slurry taking vitrified micro balls and pulverized fuel ash as light aggregate |
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| Publication Number | Publication Date |
|---|---|
| CN101913901A true CN101913901A (en) | 2010-12-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102168437A Pending CN101913901A (en) | 2010-06-22 | 2010-06-22 | Heat-preserving dry powder slurry taking vitrified micro balls and pulverized fuel ash as light aggregate |
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| CN (1) | CN101913901A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359237A (en) * | 2011-08-30 | 2012-02-22 | 信阳金固建筑节能保温工程有限公司 | Inorganic vitrified micro bubble external heat-insulating system for outer wall |
| CN102515655A (en) * | 2011-11-15 | 2012-06-27 | 鲁涛 | Expanded and vitrified micro-bead thermal insulation board and manufacturing method thereof |
| CN103526835A (en) * | 2013-10-31 | 2014-01-22 | 深圳海龙建筑制品有限公司 | External thermal insulation composite concrete prefabricated part and fabricating method thereof |
| CN103922672A (en) * | 2014-04-04 | 2014-07-16 | 河北聚丰华春保温材料有限公司 | Thermal insulation mortar and preparation method thereof |
| CN115417628A (en) * | 2022-09-01 | 2022-12-02 | 乐平市万青新型建材有限公司 | Light ceramic tile glue and preparation method thereof |
| CN115572139A (en) * | 2022-09-29 | 2023-01-06 | 英德市瑞大新材料有限公司 | Light coal cinder low-carbon heat-preservation full-function exterior wall coating |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02296764A (en) * | 1989-05-12 | 1990-12-07 | Nkk Corp | Production of porcelain |
| CN1066438A (en) * | 1992-05-19 | 1992-11-25 | 四川建筑材料工业学院 | Chemical gypsum pottery |
| US20040138047A1 (en) * | 2003-01-15 | 2004-07-15 | Ngk Insulators, Ltd. | Integrated sintered bodies and a method of producing the same |
| CN101497532A (en) * | 2008-01-30 | 2009-08-05 | 武汉沃尔浦科技有限公司 | Foaming latex cement energy-saving material for self anti-crack building enclosure |
-
2010
- 2010-06-22 CN CN2010102168437A patent/CN101913901A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02296764A (en) * | 1989-05-12 | 1990-12-07 | Nkk Corp | Production of porcelain |
| CN1066438A (en) * | 1992-05-19 | 1992-11-25 | 四川建筑材料工业学院 | Chemical gypsum pottery |
| US20040138047A1 (en) * | 2003-01-15 | 2004-07-15 | Ngk Insulators, Ltd. | Integrated sintered bodies and a method of producing the same |
| CN101497532A (en) * | 2008-01-30 | 2009-08-05 | 武汉沃尔浦科技有限公司 | Foaming latex cement energy-saving material for self anti-crack building enclosure |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359237A (en) * | 2011-08-30 | 2012-02-22 | 信阳金固建筑节能保温工程有限公司 | Inorganic vitrified micro bubble external heat-insulating system for outer wall |
| CN102515655A (en) * | 2011-11-15 | 2012-06-27 | 鲁涛 | Expanded and vitrified micro-bead thermal insulation board and manufacturing method thereof |
| CN103526835A (en) * | 2013-10-31 | 2014-01-22 | 深圳海龙建筑制品有限公司 | External thermal insulation composite concrete prefabricated part and fabricating method thereof |
| CN103526835B (en) * | 2013-10-31 | 2016-07-06 | 深圳海龙建筑制品有限公司 | External thermal insulation composite concrete prefabricated components and manufacture method thereof |
| CN103922672A (en) * | 2014-04-04 | 2014-07-16 | 河北聚丰华春保温材料有限公司 | Thermal insulation mortar and preparation method thereof |
| CN115417628A (en) * | 2022-09-01 | 2022-12-02 | 乐平市万青新型建材有限公司 | Light ceramic tile glue and preparation method thereof |
| CN115572139A (en) * | 2022-09-29 | 2023-01-06 | 英德市瑞大新材料有限公司 | Light coal cinder low-carbon heat-preservation full-function exterior wall coating |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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Application publication date: 20101215 |