CN107162552A - A kind of high compressive strength thermal insulation mortar and preparation method thereof - Google Patents
A kind of high compressive strength thermal insulation mortar and preparation method thereof Download PDFInfo
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- CN107162552A CN107162552A CN201710567552.4A CN201710567552A CN107162552A CN 107162552 A CN107162552 A CN 107162552A CN 201710567552 A CN201710567552 A CN 201710567552A CN 107162552 A CN107162552 A CN 107162552A
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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
- C04B28/14—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 calcium sulfate 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
- 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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/02—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding chemical blowing agents
-
- 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
- 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
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a kind of high compressive strength thermal insulation mortar and preparation method thereof, it is related to building material field, the thermal insulation mortar includes following raw material：Pozzolan cement, modified silica flour, modified gypsum, bauxite, sepiolite powder, alumina fibre, calcium chloride, analcime powder, organic silicon emulsion, dispersant, antimitotic agent, foaming agent and foam stabilizer.Its preparation method is that part of main material is first stirred and evenly mixed to obtain into slurry A；The surplus stocks such as foaming agent are added in slurry A again and stir and evenly mix to obtain slurry B；Finally slurry B is ground.This kind of thermal insulation mortar prepares simple and convenient, and cost is low, with the characteristic, durable in use, suitable popularization and application such as adhesive strength is big, compression strength is high and anti-dry linting cracking performance is strong.
Description
Technical field
The present invention relates to building material field, and in particular to a kind of high compressive strength thermal insulation mortar and preparation method thereof.
Background technology
With the continuous improvement developed rapidly with people's living standard of society, how efficiently energy resource consumption is increasingly serious,
Energy-conservation and reduction energy consumption become the current key for solving energy problem.In China, it is total that building energy consumption has accounted for the whole society
The 46.7% of energy consumption, directly affects the sustainable development of Chinese society economy, and the thermal and insulating performance for improving building is reduction
The key of building energy consumption, thus research and development construction wall insulation material have great importance.
Building heat-insulating mortar reduces building energy consumption by improving the thermal and insulating performance of building, realizes building energy conservation
Most basic approach.Thermal insulation mortar is, using various light materials as aggregate, using cement as gelating material, to admix some property-modifying additives,
A kind of premixing dry powder and mortar for mixing and being made is stirred through manufacturing enterprise, the one kind for being mainly used in constructing building insulating layer is built
Material is built, the features such as with sound isolating and flame-retardant, light weight easy construction and good weatherability, there is the extensive market demand.But in reality
In the engineer applied of border, it is low also to there is compression strength in existing thermal insulation mortar, the quality bad phenomenon such as easy dry linting cracking, and then seriously
Influence building reliability, durability and security, therefore, it is necessary to improve above mentioned problem, promote energy saving and environment friendly construction material
Development.
The content of the invention
For problems of the prior art, the invention provides a kind of high compressive strength thermal insulation mortar and its preparation side
Method, this kind of thermal insulation mortar prepares simple and convenient, and cost is low, with adhesive strength is big, compression strength is high and anti-dry linting cracking behavior
Characteristic can be waited by force, durable in use, suitable popularization and application.
In order to achieve the above object, the present invention is achieved through the following technical solutions：
A kind of high compressive strength thermal insulation mortar, including following raw material by weight：50-70 parts of pozzolan cement, change
30-40 parts of silica flour of property, 20-30 parts of modified gypsum, 15-25 parts of bauxite, 5-15 parts of sepiolite powder, alumina fibre 10-20
Part, 4-8 parts of calcium chloride, 5-15 parts of analcime powder, 2-6 parts of organic silicon emulsion, 1-5 parts of dispersant, 1-3 parts of antimitotic agent, foaming agent
1-5 parts and 1-3 parts of foam stabilizer；
The modified silica flour is made by following steps：First weigh silica flour 85-150 DEG C of preheating and drying in drying box
1-2h, be then added to account for silica flour mass percent 8-12% concentration be 25% ammonia spirit in, temperature be 65-75 DEG C at
40-50min is stirred, silica flour is filtered out, dried；Backward dried silica flour in add its quality 3-5% coupling agent,
35-45min is stirred in the case where temperature is 55-65 DEG C, silica flour is filtered out；The silica flour that finally will filter out is delivered to vacuum drying
It is 0.06-0.08Mpa in vacuum in case, temperature is to produce after dry heat 1-2h under conditions of 90-100 DEG C.
Further, the thermal insulation mortar includes following raw material by weight：60 parts of pozzolan cement, modified quartz
35 parts of powder, 25 parts of modified gypsum, 20 parts of bauxite, 10 parts of sepiolite powder, 15 parts of alumina fibre, 6 parts of calcium chloride, analcime powder
2 parts of 10 parts, 4 parts of organic silicon emulsion, 3 parts of dispersant, 2 parts of antimitotic agent, 3 parts of foaming agent and foam stabilizer.
Further, the modified gypsum is made by following steps：First by desulfurated plaster at a temperature of 80~90 DEG C it is pre-
Drying, is delivered in calcining furnace afterwards, is 120~130 DEG C of temperature lower calcination processing in temperature, impact type mill is then delivered to again
Ground in powder machine, ageing is produced after cooling.
Preferably, the dispersant is one kind in sodium tripolyphosphate, calgon or sodium pyrophosphate.
Preferably, the antimitotic agent is lignocellulosic.
Preferably, the foaming agent be sodium metasilicate, calcium carbonate, sodium acid carbonate or carborundum in it is a kind of or a kind of with
On.
Preferably, the foam stabilizer is one kind in silicones polyethers emulsion, polyacrylamide or polyvinyl alcohol.
A kind of preparation method of above-mentioned high compressive strength thermal insulation mortar, is followed the steps below：
(1) by raw material needed for the weight preparation；
(2) first by pozzolan cement, modified silica flour, modified gypsum, bauxite, sepiolite powder, alumina fibre, chlorination
Calcium and analcime powder are delivered in mortar mixer, and the water for adding its gross weight 24-28% is stirred mixing, and speed of agitator is
75-85r/min, mixing time is 2-3h, and stirring terminates to obtain slurry A；
(3) surplus stocks such as foaming agent are added in slurry A again, 20-30min is stirred in mortar mixer, stirred
Rotating speed is 70-80r/min, obtains slurry B；
(4) finally slurry B is delivered in three-roll grinder and ground after 1-2h.
The present invention has following beneficial effect：
(1) part for being modified silica flour and modified gypsum as major ingredient is added in thermal insulation mortar of the invention, significantly
The mechanical property of mortar product is improved, the adhesive strength of its own is big, be less prone to dry linting after implementation, the quality such as crackle is bad
Phenomenon, as another performance of mechanical property, its compression strength is high, and toughness is excellent；Greatly increase insulation
Reliability, durability and the security of mortar, are detected through research and development technology personnel, this kind of thermal insulation mortar mean compressive strength >=
4.2MPa, adhesive strength >=0.8MPa, far beyond country to thermal insulation mortar performance standard, to promoting energy saving and environment friendly Building wood
The development of material has actively great meaning, suitable popularization and application；
(2) thermal insulation mortar raw material convenient material drawing of the invention, with low cost, its preparation method is simple and convenient, it is easy to implement,
Significantly reduce production cost.
Embodiment
The embodiment of the present invention is further described with reference to embodiment, following examples are only used for more
Technical scheme is clearly demonstrated, and can not be limited the scope of the invention with this.
Embodiment 1
A kind of high compressive strength thermal insulation mortar, the following raw material of preparation：Pozzolan cement 50kg, modified silica flour 30kg, change
Property gypsum 20kg, bauxite 15kg, sepiolite powder 5kg, alumina fibre 10kg, calcium chloride 4kg, analcime powder 5kg, organosilicon
Emulsion 2kg, dispersant 1kg, antimitotic agent 1kg, foaming agent 1kg and foam stabilizer 1kg；
Above-mentioned modification silica flour is made by following steps：First weigh the 85 DEG C of preheatings in drying box of 30kg silica flours dry
Dry 1h, is then added to and accounts for the concentration of silica flour mass percent 8% in 25% ammonia spirit, to stir in the case where temperature is 65 DEG C
40min, filters out silica flour, dries；Backward dried silica flour in add the coupling agent of its quality 3%, be in temperature
35min is stirred at 55 DEG C, silica flour is filtered out；The silica flour that finally will filter out is delivered in vacuum drying chamber, in vacuum
For 0.06Mpa, temperature is the modification silica flour needed for being made after dry heat 1h under conditions of 90 DEG C.
Wherein, above-mentioned modified gypsum is made by following steps：First by desulfurated plaster prebake at a temperature of 80 DEG C, it
After be delivered in calcining furnace, be the processing of 120 DEG C of temperature lower calcinations in temperature, be then delivered in impact type flour mill and grind again,
Required modified gypsum is made in ageing after cooling.
Above-mentioned dispersant uses sodium tripolyphosphate；Antimitotic agent uses lignocellulosic；Foaming agent uses sodium metasilicate；Foam stabilizing
Agent uses silicones polyethers emulsion.
A kind of preparation method of above-mentioned high compressive strength thermal insulation mortar, is followed the steps below：
(1) first by pozzolan cement, modified silica flour, modified gypsum, bauxite, sepiolite powder, alumina fibre, chlorination
Calcium and analcime powder are delivered in mortar mixer, and the water for adding its gross weight 24% is stirred mixing, and speed of agitator is
75r/min, mixing time is 2h, and stirring terminates to obtain slurry A；
(2) surplus stocks such as foaming agent are added in slurry A again, 20min, speed of agitator is stirred in mortar mixer
For 70r/min, slurry B is obtained；
(3) finally slurry B is delivered to and the high compressive strength insulation that the present invention is made after 1h is ground in three-roll grinder
Mortar.
Embodiment 2
A kind of high compressive strength thermal insulation mortar, the following raw material of preparation：Pozzolan cement 60kg, modified silica flour 35kg, change
It is property gypsum 25kg, bauxite 20kg, sepiolite powder 10kg, alumina fibre 15kg, calcium chloride 6kg, analcime powder 10kg, organic
Silicon emulsion 4kg, dispersant 3kg, antimitotic agent 2kg, foaming agent 3kg and foam stabilizer 2kg；
Above-mentioned modification silica flour is made by following steps：First weigh the 120 DEG C of preheatings in drying box of 35kg silica flours
Dry 1.5h, be then added to account for silica flour mass percent 10% concentration be 25% ammonia spirit in, temperature be 70 DEG C at
45min is stirred, silica flour is filtered out, dried；Backward dried silica flour in add the coupling agent of its quality 4%, in temperature
Spend to stir 40min at 60 DEG C, filter out silica flour；The silica flour that finally will filter out is delivered in vacuum drying chamber, true
Reciprocal of duty cycle is 0.07Mpa, and temperature is the modification silica flour needed for being made after dry heat 1.5h under conditions of 95 DEG C.
Wherein, above-mentioned modified gypsum is made by following steps：First by desulfurated plaster prebake at a temperature of 85 DEG C, it
After be delivered in calcining furnace, be the processing of 125 DEG C of temperature lower calcinations in temperature, be then delivered in impact type flour mill and grind again,
Required modified gypsum is made in ageing after cooling.
Above-mentioned dispersant uses calgon；Antimitotic agent uses lignocellulosic；Foaming agent uses sodium metasilicate and carbon
Sour two kinds of mixtures of calcium, and mass ratio between the two is 1:2；Foam stabilizer uses polyacrylamide.
A kind of preparation method of above-mentioned high compressive strength thermal insulation mortar, is followed the steps below：
(1) first by pozzolan cement, modified silica flour, modified gypsum, bauxite, sepiolite powder, alumina fibre, chlorination
Calcium and analcime powder are delivered in mortar mixer, and the water for adding its gross weight 26% is stirred mixing, and speed of agitator is
80r/min, mixing time is 2.5h, and stirring terminates to obtain slurry A；
(2) surplus stocks such as foaming agent are added in slurry A again, 25min, speed of agitator is stirred in mortar mixer
For 75r/min, slurry B is obtained；
(3) finally slurry B is delivered to and the high compressive strength guarantor that the present invention is made after 1.5h is ground in three-roll grinder
Warm mortar.
Embodiment 3
A kind of high compressive strength thermal insulation mortar, the following raw material of preparation：Pozzolan cement 70kg, modified silica flour 40kg, change
It is property gypsum 30kg, bauxite 25kg, sepiolite powder 15kg, alumina fibre 20kg, calcium chloride 8kg, analcime powder 15kg, organic
Silicon emulsion 6kg, dispersant 5kg, antimitotic agent 3kg, foaming agent 5kg and foam stabilizer 3kg；
Above-mentioned modification silica flour is made by following steps：First weigh the 150 DEG C of preheatings in drying box of 40kg silica flours
2h is dried, is then added to and accounts for the concentration of silica flour mass percent 12% in 25% ammonia spirit, to stir in the case where temperature is 75 DEG C
50min is mixed, silica flour is filtered out, dried；Backward dried silica flour in add the coupling agent of its quality 5%, in temperature
To stir 45min at 65 DEG C, silica flour is filtered out；The silica flour that finally will filter out is delivered in vacuum drying chamber, in vacuum
Spend for 0.08Mpa, temperature is the modification silica flour needed for being made after dry heat 2h under conditions of 100 DEG C.
Wherein, above-mentioned modified gypsum is made by following steps：First by desulfurated plaster prebake at a temperature of 90 DEG C, it
After be delivered in calcining furnace, be the processing of 130 DEG C of temperature lower calcinations in temperature, be then delivered in impact type flour mill and grind again,
Required modified gypsum is made in ageing after cooling.
Above-mentioned dispersant uses sodium pyrophosphate；Antimitotic agent uses lignocellulosic；Foaming agent uses sodium acid carbonate；Foam stabilizing
Agent uses polyvinyl alcohol.
A kind of preparation method of above-mentioned high compressive strength thermal insulation mortar, is followed the steps below：
(1) first by pozzolan cement, modified silica flour, modified gypsum, bauxite, sepiolite powder, alumina fibre, chlorination
Calcium and analcime powder are delivered in mortar mixer, and the water for adding its gross weight 28% is stirred mixing, and speed of agitator is
85r/min, mixing time is 3h, and stirring terminates to obtain slurry A；
(2) surplus stocks such as foaming agent are added in slurry A again, 30min, speed of agitator is stirred in mortar mixer
For 80r/min, slurry B is obtained；
(3) finally slurry B is delivered to grind in three-roll grinder and high compressive strength thermal insulation mortar is made after 2h.
Embodiment 4
A kind of high compressive strength thermal insulation mortar, the following raw material of preparation：Pozzolan cement 60kg, modified silica flour 35kg, change
It is property gypsum 25kg, bauxite 20kg, sepiolite powder 10kg, alumina fibre 15kg, calcium chloride 6kg, analcime powder 10kg, organic
Silicon emulsion 4kg, dispersant 3kg, antimitotic agent 2kg, foaming agent 3kg and foam stabilizer 2kg；
Above-mentioned modification silica flour is made by following steps：First weigh the 85 DEG C of preheatings in drying box of 35kg silica flours dry
Dry 2h, is then added to and accounts for the concentration of silica flour mass percent 8% in 25% ammonia spirit, to stir in the case where temperature is 75 DEG C
40min, filters out silica flour, dries；Backward dried silica flour in add the coupling agent of its quality 5%, be in temperature
45min is stirred at 55 DEG C, silica flour is filtered out；The silica flour that finally will filter out is delivered in vacuum drying chamber, in vacuum
For 0.06Mpa, temperature is the modification silica flour needed for being made after dry heat 1h under conditions of 100 DEG C.
Wherein, above-mentioned modified gypsum is made by following steps：First by desulfurated plaster prebake at a temperature of 90 DEG C, it
After be delivered in calcining furnace, be the processing of 120 DEG C of temperature lower calcinations in temperature, be then delivered in impact type flour mill and grind again,
Required modified gypsum is made in ageing after cooling.
Above-mentioned dispersant uses sodium tripolyphosphate；Antimitotic agent uses lignocellulosic；Foaming agent uses carborundum；Foam stabilizing
Agent uses silicones polyethers emulsion.
A kind of preparation method of above-mentioned high compressive strength thermal insulation mortar, is followed the steps below：
(1) first by pozzolan cement, modified silica flour, modified gypsum, bauxite, sepiolite powder, alumina fibre, chlorination
Calcium and analcime powder are delivered in mortar mixer, and the water for adding its gross weight 24% is stirred mixing, and speed of agitator is
85r/min, mixing time is 2h, and stirring terminates to obtain slurry A；
(2) surplus stocks such as foaming agent are added in slurry A again, 20min, speed of agitator is stirred in mortar mixer
For 80r/min, slurry B is obtained；
(3) finally slurry B is delivered to grind in three-roll grinder and high compressive strength thermal insulation mortar is made after 1h.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, although with reference to foregoing reality
Apply example the present invention is described in detail, for those skilled in the art, it still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic.All essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (8)
1. a kind of high compressive strength thermal insulation mortar, it is characterised in that including following raw material by weight：Pozzolan cement
50-70 parts, modified 30-40 parts of silica flour, 20-30 parts of modified gypsum, 15-25 parts of bauxite, 5-15 parts of sepiolite powder, aluminum oxide
10-20 parts of fiber, 4-8 parts of calcium chloride, 5-15 parts of analcime powder, 2-6 parts of organic silicon emulsion, 1-5 parts of dispersant, antimitotic agent 1-3
1-3 parts of part, 1-5 parts of foaming agent and foam stabilizer；
The modified silica flour is made by following steps：First weigh silica flour 85-150 DEG C of preheating and drying 1- in drying box
2h, is then added to and accounts for silica flour mass percent 8-12% concentration in 25% ammonia spirit, to stir in the case where temperature is 65-75 DEG C
40-50min is mixed, silica flour is filtered out, dried；Backward dried silica flour in add its quality 3-5% coupling agent,
Temperature filters out silica flour to stir 35-45min at 55-65 DEG C；The silica flour that finally will filter out is delivered to vacuum drying chamber
It is interior, it is 0.06-0.08Mpa in vacuum, temperature is to produce after dry heat 1-2h under conditions of 90-100 DEG C.
2. a kind of high compressive strength thermal insulation mortar according to claim 1, it is characterised in that including it is following by weight
Raw material：60 parts of pozzolan cement, modified 35 parts of silica flour, 25 parts of modified gypsum, 20 parts of bauxite, 10 parts of sepiolite powder, oxygen
Change 15 parts of aluminum fiber, 6 parts of calcium chloride, 10 parts of analcime powder, 4 parts of organic silicon emulsion, 3 parts of dispersant, 2 parts of antimitotic agent, foaming agent 3
2 parts of part and foam stabilizer.
3. a kind of high compressive strength thermal insulation mortar according to claim 1, it is characterised in that the modified gypsum by with
Lower step is made：First by desulfurated plaster prebake at a temperature of 80~90 DEG C, it is delivered to afterwards in calcining furnace, is 120 in temperature
~130 DEG C of temperature lower calcination processing, are then delivered in impact type flour mill and grind again, and ageing is produced after cooling.
4. a kind of high compressive strength thermal insulation mortar according to claim 1, it is characterised in that the dispersant is trimerization phosphorus
One kind in sour sodium, calgon or sodium pyrophosphate.
5. a kind of high compressive strength thermal insulation mortar according to claim 1, it is characterised in that the antimitotic agent is wooden fibre
Dimension element.
6. a kind of high compressive strength thermal insulation mortar according to claim 1, it is characterised in that the foaming agent is silicic acid
It is one or more than one kinds of in sodium, calcium carbonate, sodium acid carbonate or carborundum.
7. a kind of high compressive strength thermal insulation mortar according to claim 1, it is characterised in that the foam stabilizer is silicones
One kind in polyethers emulsion, polyacrylamide or polyvinyl alcohol.
8. a kind of preparation method of high compressive strength thermal insulation mortar as described in claim 1-7 any one, it is characterised in that
Comprise the following steps：
(1) by raw material needed for the weight preparation；
(2) first by pozzolan cement, modified silica flour, modified gypsum, bauxite, sepiolite powder, alumina fibre, calcium chloride and
Analcime powder is delivered in mortar mixer, and the water for adding its gross weight 24-28% is stirred mixing, and speed of agitator is 75-
85r/min, mixing time is 2-3h, and stirring terminates to obtain slurry A；
(3) surplus stocks such as foaming agent are added in slurry A again, 20-30min, speed of agitator is stirred in mortar mixer
For 70-80r/min, slurry B is obtained；
(4) finally slurry B is delivered in three-roll grinder and ground after 1-2h.
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| CN108084875A (en) * | 2018-02-06 | 2018-05-29 | 合肥广民建材有限公司 | A kind of ceramics desk basin repair paint and preparation method thereof |
| CN108285359A (en) * | 2018-03-29 | 2018-07-17 | 合肥市闵葵电力工程有限公司 | A kind of repairing cement special based polyalcohol mortar and preparation method thereof |
| CN108358502A (en) * | 2018-04-02 | 2018-08-03 | 合肥聪亨新型建材科技有限公司 | A kind of high-performance composite thermal insulation mortar and preparation method thereof |
| CN110357527A (en) * | 2019-07-15 | 2019-10-22 | 中北大学 | A kind of production method of heat-insulating heat-preserving material |
| CN114620974A (en) * | 2022-04-11 | 2022-06-14 | 广东工业大学 | Anti-cracking heat-insulating regenerated rubber mortar and preparation method thereof |
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| CN101851075A (en) * | 2010-05-04 | 2010-10-06 | 浙江长兴每天建材有限公司 | Bottom layer brushing gypsum and application thereof |
| CN103820021A (en) * | 2013-12-23 | 2014-05-28 | 杭州吉华高分子材料有限公司 | Non-stick ceramic paint and preparation method thereof |
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