CN108002796A - A kind of hollow glass micropearl base heat insulating mortar of electric furnace phosphoric slag enhancing and preparation method thereof - Google Patents
A kind of hollow glass micropearl base heat insulating mortar of electric furnace phosphoric slag enhancing and preparation method thereof Download PDFInfo
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- CN108002796A CN108002796A CN201711335413.5A CN201711335413A CN108002796A CN 108002796 A CN108002796 A CN 108002796A CN 201711335413 A CN201711335413 A CN 201711335413A CN 108002796 A CN108002796 A CN 108002796A
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- Prior art keywords
- hollow glass
- electric furnace
- glass micropearl
- phosphoric slag
- furnace phosphoric
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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
- C04B28/18—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 mixtures of the silica-lime type
- C04B28/186—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 mixtures of the silica-lime type containing formed Ca-silicates before the final hardening step
-
- 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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
- C04B20/023—Chemical treatment
-
- 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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
- C04B20/04—Heat treatment
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Glass Compositions (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
A kind of hollow glass micropearl base heat insulating mortar of electric furnace phosphoric slag enhancing, it is characterised in that electric furnace phosphoric slag and flyash mixing high-temperature calcination ball milling sieve first；Secondly hollow glass micropearl cleaning is deoiled, surface roughening and coupling processing obtain surface coupling processing glass microballoon；Titanium dioxide and lanthana are deposited on to the surface of hollow glass micropearl using hydro-thermal method, obtain modification hollow glass micropearl；Then, by cement, electric furnace phosphoric slag and glass microballoon high-temperature water thermalization, basic slurry is prepared；Finally, glass fibre and auxiliary agent are added, is mixed evenly, obtains a kind of hollow glass micropearl base heat insulating mortar of electric furnace phosphoric slag enhancing.The mortar of the present invention, has the characteristics that thermal conductivity factor is low, prevents fires, is pollution-free, can substitute the organic insulation materials such as styrofoam, extruded sheet completely.
Description
Technical field
The invention belongs to building field, and in particular to a kind of hollow glass micropearl base insulation sand of electric furnace phosphoric slag enhancing
Slurry and preparation method thereof.
Background technology
At present, energy for building accounts for more than the 30% of entire society's energy.Building energy conservation is that effective whole society's energy that reduces disappears
The major fields of consumption, and efficient organic insulation material carries out external wall the important technology that insulation is building energy conservation.Vitreous
Bead thermal insulation mortar is a kind of inorganic adiabatic heat-insulation product, has the characteristics that thermal conductivity factor is low, prevents fires, is pollution-free, can be complete
Substitute the organic insulation materials such as styrofoam, extruded sheet, be widely used in building inside and outside wall thermal insulation engineering, greatly improve structure itself
Fire protecting performance, is effectively improved indoor thermal environment.
The content of the invention
It is an object of the invention to provide a kind of hollow glass micropearl base insulation of inexpensive electric furnace phosphoric slag enhancing
Mortar and preparation method thereof.
In order to realize above-mentioned purpose, present invention employs following technical solution：
A kind of hollow glass micropearl base heat insulating mortar of electric furnace phosphoric slag enhancing, it is characterised in that first by electric furnace phosphoric slag and
Flyash mixing high-temperature calcination ball milling sieves；Secondly hollow glass micropearl cleaning is deoiled, surface roughening and coupling processing obtain
Surface coupling processing glass microballoon；Titanium dioxide and lanthana are deposited on to the surface of hollow glass micropearl using hydro-thermal method, obtained
To modification hollow glass micropearl；Then, by cement, electric furnace phosphoric slag and glass microballoon high-temperature water thermalization, basic slurry is prepared；Most
Afterwards, glass fibre and auxiliary agent are added, is mixed evenly, obtains a kind of hollow glass micropearl base thermal insulation separation of electric furnace phosphoric slag enhancing
Hot mortar.
The hollow glass micropearl base heat insulating mortar of the electric furnace phosphoric slag enhancing, it is characterised in that it by having as follows
Body step is prepared：
（1）By electric furnace phosphoric slag, flyash with 1:The mass ratio mixing of 0.9-1.1, the dry 10-12h in 50-60 DEG C of drying box,
It is placed in 680-720 DEG C of calcining furnace, insulation calcining 2-2.5h；Ball milling 30-40min, crosses 150-200 mesh sieves, spare；
（2）Glass microballoon is placed in magnetic agitation 20-30min cleanings in 80-90 DEG C of water of 10-12 times of parts by weight to deoil, water
Wash 2-3 times, be filtered by vacuum；Glass microballoon after cleaning is placed in magnetic force in the hydrofluoric acid solution of the 4-5% of 8-10 times of parts by weight to stir
Surface roughening 5-8min is mixed, washes 2-3 times, is filtered by vacuum, it is dry, obtain surface roughening glass microballoon；By silane coupling agent kh-
570 are added to the absolute ethyl alcohol of 25-30 times of parts by weight and deionized water with 1：In the mixed liquor of 1 mass ratio configuration, magnetic force stirs
50-60min is mixed, adds surface roughening glass microballoon, 60-65 DEG C of temperature constant magnetic stirring 4-5h, is filtered by vacuum, dry, obtains table
Face coupling processing glass microballoon；
（3）Titanium sulfate and lanthanum nitrate are added in 1/2 deionized water, rise temperature mixes to completely to 60-70 DEG C
Dissolving, adds urea, continues magnetic agitation 50-60min；Addition surface coupling processing glass microballoon, ultrasonic vibration 30-40min,
Remaining deionized water is added, is transferred in reaction kettle, is placed it in after sealing in homogeneous reactor, with 2-3 DEG C/min's
After speed is warming up to 140-150 DEG C, isothermal reaction 3-4h；After question response, filtering, with acetone, absolute ethyl alcohol and deionization
Water washs 2-3 times respectively, and 70-80 DEG C of vacuum drying, obtains modification hollow glass micropearl；
（4）By step（1）Product, cement and modification hollow glass micropearl with 1：0.8-0.9：The mass ratio mixing of 0.3-0.4
It is added in reaction kettle, adds water, start to stir, is warming up to 180-200 DEG C with the heating rate of 2-3 DEG C/min, keeps the temperature 6-8h,
Temperature rise period mixing speed 300-350r/min, holding stage mixing speed 70-80r/min, cooled to room temperature；
（5）By glass fibre, casein, dioctyl succinate disulfonate acid and HP400R type polycarboxylate water-reducers with 1：0.003-
0.004：0.006-0.007：The step of mass ratio of 0.004-0.005 is added to 6-8 times of parts by weight（4）Product in, with
The stir speed (S.S.) high-speed stirred 10-15min of 2500-2800r/min, obtains a kind of hollow glass micropearl base of electric furnace phosphoric slag enhancing
Heat insulating mortar.
The preparation method of the hollow glass micropearl base heat insulating mortar of the electric furnace phosphoric slag enhancing, it is characterised in that
Step（3）Middle titanium sulfate, lanthanum nitrate, urea, the mass ratio of surface coupling processing glass microballoon and deionized water are 1：0.2-
0.25：0.5-0.6：8-10：100-120.
The preparation method of the hollow glass micropearl base heat insulating mortar of the electric furnace phosphoric slag enhancing, it is characterised in that
Step（4）Middle water and the mass ratio of solid phase are 22-25：1.
By above-mentioned technical solution, the beneficial effects of the invention are as follows：
For the present invention with electric furnace phosphoric slag, coal ash for manufacturing for mortar, it can be with the Ca (OH) that is produced in cement hydration process2Change
Reaction is learned, generates hydrated calcium silicate；Hydrated calcium silicate is gelling material, can improve the stability of thermal insulation mortar, increases material
Compactness, reduces water consumption, and the pumpability of reinforced mortar, reduces creeping for mortar, reduces the heat of hydration, thermal energy dilatancy,
And solve the stacking and pollution problem of present industrial solid waste electric furnace phosphoric slag, flyash etc., take full advantage of existing
Waste resource, realizes circular economy.The present invention deoils hollow glass micropearl cleaning, surface roughening and coupling processing obtain table
Face coupling processing glass microballoon；Then titanium dioxide and lanthana are deposited on to the surface of hollow glass micropearl using hydro-thermal method,
Obtain modification hollow glass micropearl；The present invention is on the one hand hollow to modify thermal insulation material of the hollow glass micropearl as thermal insulation mortar
Microballon has the biography compared with low heat conduction coefficient, reduced to infrared emanation energy as a kind of big thermal inertia hollow structure material
Pass and absorb；On the other hand, the titanium dioxide on deposition hollow glass micropearl surface and lanthana can absorb the infrared spoke in air
Penetrate, and this emittance is reflected away, so that separating thermal energy enters basic unit, add the heat insulation and preservation effect of mortar.This hair
Bright addition glass fibre is reinforcing fiber, can improve the cracking resistance of cement matrix, reduces and eliminates crack, improve mortar
Impervious and freezing and thawing performance.The mortar of the present invention, has the characteristics that thermal conductivity factor is low, prevents fires, is pollution-free, can substitute completely
The organic insulation materials such as styrofoam, extruded sheet.
Embodiment
The hollow glass micropearl base heat insulating mortar of the electric furnace phosphoric slag enhancing of the present embodiment, it is by following specific steps system
It is standby to form：
（1）By electric furnace phosphoric slag, flyash with 1:1.1 mass ratio mixing, dry 12h, is placed in 680 DEG C in 60 DEG C of drying boxes
In calcining furnace, insulation calcining 2.5h；Ball milling 40min, crosses 200 mesh sieves, spare；
（2）Glass microballoon is placed in magnetic agitation 30min cleanings in 85 DEG C of water of 12 times of parts by weight to deoil, is washed 3 times, vacuum
Filter；Glass microballoon after cleaning is placed in magnetic agitation surface in 5% hydrofluoric acid solution of 10 times of parts by weight and is roughened 8min,
Washing 3 times, is filtered by vacuum, dry, obtains surface roughening glass microballoon；Silane coupling agent kh-570 is added to 30 times of parts by weight
Absolute ethyl alcohol and deionized water with 1：In the mixed liquor of 1 mass ratio configuration, magnetic agitation 60min, adds surface roughening glass
Glass microballon, 65 DEG C of temperature constant magnetic stirring 5h, are filtered by vacuum, dry, obtain surface coupling processing glass microballoon；
（3）Titanium sulfate and lanthanum nitrate are added in 1/2 deionized water, rise temperature mixes to completely molten to 70 DEG C
Solution, adds urea, continues magnetic agitation 60min；Surface coupling processing glass microballoon is added, ultrasonic vibration 40min, adds remaining
Deionized water, be transferred in reaction kettle, placed it in after sealing in homogeneous reactor, is warming up to the speed of 3 DEG C/min
After 150 DEG C, isothermal reaction 4h；After question response, filtering, 3 times are washed with acetone, absolute ethyl alcohol and deionized water respectively, and 80
DEG C vacuum drying, obtain modification hollow glass micropearl；
（4）By step（1）Product, cement and modification hollow glass micropearl with 1：0.9：0.4 mass ratio is mixed to join instead
Answer in kettle, add water, start to stir, be warming up to 200 DEG C with the heating rate of 3 DEG C/min, keep the temperature 8h, temperature rise period mixing speed
350r/min, holding stage mixing speed 80r/min, cooled to room temperature；
（5）By glass fibre, casein, dioctyl succinate disulfonate acid and HP400R type polycarboxylate water-reducers with 1：0.004：
0.007：0.005 mass ratio is added to the step of 8 times of parts by weight（4）Product in, with the stir speed (S.S.) of 2800r/min at a high speed
15min is stirred, obtains a kind of hollow glass micropearl base heat insulating mortar of electric furnace phosphoric slag enhancing.
The step of the present embodiment（3）Middle titanium sulfate, lanthanum nitrate, urea, surface coupling processing glass microballoon and deionized water
Mass ratio be 1：0.25：0.6：10：120.
The step of the present embodiment（4）Middle water and the mass ratio of solid phase are 25：1.
Claims (4)
1. a kind of hollow glass micropearl base heat insulating mortar of electric furnace phosphoric slag enhancing, it is characterised in that first by electric furnace phosphoric slag
Sieve with flyash mixing high-temperature calcination ball milling；Secondly hollow glass micropearl cleaning is deoiled, surface roughening and coupling processing obtain
To surface coupling processing glass microballoon；Titanium dioxide and lanthana are deposited on to the surface of hollow glass micropearl using hydro-thermal method,
Obtain modification hollow glass micropearl；Then, by cement, electric furnace phosphoric slag and glass microballoon high-temperature water thermalization, basic slurry is prepared；
Finally, glass fibre and auxiliary agent are added, is mixed evenly, obtains a kind of hollow glass micropearl base insulation of electric furnace phosphoric slag enhancing
Heat insulating mortar.
2. the hollow glass micropearl base heat insulating mortar of the electric furnace phosphoric slag enhancing according to claims 1, its feature exist
In it is prepared by following specific steps：
（1）By electric furnace phosphoric slag, flyash with 1:The mass ratio mixing of 0.9-1.1, the dry 10-12h in 50-60 DEG C of drying box,
It is placed in 680-720 DEG C of calcining furnace, insulation calcining 2-2.5h；Ball milling 30-40min, crosses 150-200 mesh sieves, spare；
（2）Glass microballoon is placed in magnetic agitation 20-30min cleanings in 80-90 DEG C of water of 10-12 times of parts by weight to deoil, water
Wash 2-3 times, be filtered by vacuum；Glass microballoon after cleaning is placed in magnetic force in the hydrofluoric acid solution of the 4-5% of 8-10 times of parts by weight to stir
Surface roughening 5-8min is mixed, washes 2-3 times, is filtered by vacuum, it is dry, obtain surface roughening glass microballoon；By silane coupling agent kh-
570 are added to the absolute ethyl alcohol of 25-30 times of parts by weight and deionized water with 1：In the mixed liquor of 1 mass ratio configuration, magnetic force stirs
50-60min is mixed, adds surface roughening glass microballoon, 60-65 DEG C of temperature constant magnetic stirring 4-5h, is filtered by vacuum, dry, obtains table
Face coupling processing glass microballoon；
（3）Titanium sulfate and lanthanum nitrate are added in 1/2 deionized water, rise temperature mixes to completely to 60-70 DEG C
Dissolving, adds urea, continues magnetic agitation 50-60min；Addition surface coupling processing glass microballoon, ultrasonic vibration 30-40min,
Remaining deionized water is added, is transferred in reaction kettle, is placed it in after sealing in homogeneous reactor, with 2-3 DEG C/min's
After speed is warming up to 140-150 DEG C, isothermal reaction 3-4h；After question response, filtering, with acetone, absolute ethyl alcohol and deionization
Water washs 2-3 times respectively, and 70-80 DEG C of vacuum drying, obtains modification hollow glass micropearl；
（4）By step（1）Product, cement and modification hollow glass micropearl with 1：0.8-0.9：The mass ratio mixing of 0.3-0.4
It is added in reaction kettle, adds water, start to stir, is warming up to 180-200 DEG C with the heating rate of 2-3 DEG C/min, keeps the temperature 6-8h,
Temperature rise period mixing speed 300-350r/min, holding stage mixing speed 70-80r/min, cooled to room temperature；
（5）By glass fibre, casein, dioctyl succinate disulfonate acid and HP400R type polycarboxylate water-reducers with 1：0.003-
0.004：0.006-0.007：The step of mass ratio of 0.004-0.005 is added to 6-8 times of parts by weight（4）Product in, with
The stir speed (S.S.) high-speed stirred 10-15min of 2500-2800r/min, obtains a kind of hollow glass micropearl base of electric furnace phosphoric slag enhancing
Heat insulating mortar.
3. the preparation side of the hollow glass micropearl base heat insulating mortar of the electric furnace phosphoric slag enhancing according to claims 2
Method, it is characterised in that step（3）Middle titanium sulfate, lanthanum nitrate, urea, the matter of surface coupling processing glass microballoon and deionized water
Amount is than being 1：0.2-0.25：0.5-0.6：8-10：100-120.
4. the preparation side of the hollow glass micropearl base heat insulating mortar of the electric furnace phosphoric slag enhancing according to claims 2
Method, it is characterised in that step（4）Middle water and the mass ratio of solid phase are 22-25：1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711335413.5A CN108002796A (en) | 2017-12-14 | 2017-12-14 | A kind of hollow glass micropearl base heat insulating mortar of electric furnace phosphoric slag enhancing and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711335413.5A CN108002796A (en) | 2017-12-14 | 2017-12-14 | A kind of hollow glass micropearl base heat insulating mortar of electric furnace phosphoric slag enhancing and preparation method thereof |
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| Publication Number | Publication Date |
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| CN108002796A true CN108002796A (en) | 2018-05-08 |
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| CN201711335413.5A Withdrawn CN108002796A (en) | 2017-12-14 | 2017-12-14 | A kind of hollow glass micropearl base heat insulating mortar of electric furnace phosphoric slag enhancing and preparation method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102226042A (en) * | 2011-04-20 | 2011-10-26 | 天津恒实通工程技术发展有限公司 | Method for coating hollow microbeads with titanium-lanthanum oxides |
| CN103708801A (en) * | 2013-12-31 | 2014-04-09 | 南京瑞迪高新技术有限公司 | Low-contraction high-cementation inorganic thermal-insulation mortar |
| CN106517952A (en) * | 2016-11-11 | 2017-03-22 | 中建西部建设西南有限公司 | Wet-mixed thermal mortar doped with phosphorus slag and free of shrinkage and preparation method |
-
2017
- 2017-12-14 CN CN201711335413.5A patent/CN108002796A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102226042A (en) * | 2011-04-20 | 2011-10-26 | 天津恒实通工程技术发展有限公司 | Method for coating hollow microbeads with titanium-lanthanum oxides |
| CN103708801A (en) * | 2013-12-31 | 2014-04-09 | 南京瑞迪高新技术有限公司 | Low-contraction high-cementation inorganic thermal-insulation mortar |
| CN106517952A (en) * | 2016-11-11 | 2017-03-22 | 中建西部建设西南有限公司 | Wet-mixed thermal mortar doped with phosphorus slag and free of shrinkage and preparation method |
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Application publication date: 20180508 |