CN108395180A - A kind of gypsum base heat insulating mortar and preparation method thereof - Google Patents
A kind of gypsum base heat insulating mortar and preparation method thereof Download PDFInfo
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- CN108395180A CN108395180A CN201810465233.7A CN201810465233A CN108395180A CN 108395180 A CN108395180 A CN 108395180A CN 201810465233 A CN201810465233 A CN 201810465233A CN 108395180 A CN108395180 A CN 108395180A
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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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Abstract
The invention discloses a kind of gypsum base heat insulating mortars and preparation method thereof, include the component of following parts by weight：40 60 parts of 38 parts of fiber, 5 15 parts of modified talc powder, 4 10 parts of binder, 0.3 0.7 parts of air entraining agent, 0.2 0.6 parts of hydrophober, 0.1 0.5 parts of water-reducing agent and water are split in 15 25 parts of portland cement, 30 40 parts of building gypsum, 10 20 parts of glass bead, 10 30 parts of converter slag, 10 20 parts of flyash, 5 15 parts of nano grade silica particles, 15 25 parts of sierozem power, modified 5 10 parts of pulp starch, 28 parts of polymer dispersion powder, 5 15 parts of cellulose ether, resistance.The gypsum base heat insulating mortar of the present invention has the advantages that intensity is high, thermal and insulating performance is good, and dry contraction is small, not easy to crack, meets construction industry to mortar performance index request, can be widely used for the engineerings such as the insulation of building inside and outside wall.
Description
Technical field
The present invention relates to building material technical fields, and in particular to a kind of gypsum base heat insulating mortar and its preparation side
Method.
Background technology
People's environmental resource protection consciousness is gradually reinforced, and building energy conservation is received more and more attention with environmental protection.
Into after 21 century, Urbanization in China rapid development, the thing followed is that energy consumption acutely increases, building, work
Industry, traffic are three big fields of China's energy consumption, wherein building account for Chinese total energy consumption close to 30%, it is contemplated that the year two thousand twenty building it is complete
Energy consumption accounts for the 50% of whole society's total energy consumption, and wherein exterior-wall heat insulation, thermal insulation of roof, door and window heat dissipation accounts for the 50% of house energy waste,
It can be seen that winter heating, cooling in summer energy waste are very big.
Currently, technically basic development is ripe for existing building thermal-insulation energy-saving material in the market, in heat-insulating property
It may be said that having basically reached power conservation requirement.From the point of view of the service condition of more than ten years, there is resistance in these thermal insulation materials and insulation system
The shortcomings of poor, easy firing of combustion property, service life are short, easy to fall off damaged, easy to crack, these disadvantages are brought much to modern building
Hidden danger.More effect mortars are, using cement as gelating material, some property-modifying additives to be admixed, through life using various light materials as aggregate
Production enterprise is stirred and a kind of manufactured premixed dry mortar, a kind of construction material for constructing building surface.With low
Carbocyclic ring is protected and the continuous improvement of constantly popularization and people to living environment comfort demand of building energy conservation, more effect mortars are got over
More to attract widespread attention.
And current ardealite base thermal insulation mortar is more satisfactory material, it mainly uses lightweight fine aggregate and cement mortar
It is formulated.It is dry to shrink that big, easy to crack, frost resistance is poor, leads but there is also ardealite base thermal insulation mortar intensity is relatively low
The shortcomings of hot coefficient is high, thermal and insulating performance is insufficient.
Invention content
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, provide a kind of gypsum base heat insulating mortar and its
Preparation method, the mortar have the advantages that intensity is high, thermal and insulating performance is good, and dry contraction is small, not easy to crack, meet construction industry
To mortar performance index request, the engineerings such as the insulation of building inside and outside wall are can be widely used for.
The present invention is in order to solve the above technical problems, adopt the following technical scheme that：
A kind of gypsum base heat insulating mortar, includes the component of following parts by weight：15-25 parts of portland cement, building gypsum
30-40 parts, 10-20 parts of glass bead, 10-30 parts of converter slag, 10-20 parts of flyash, 5-15 parts of nano grade silica particles,
Fiber 3-8 is split in 15-25 parts of sierozem power, modified 5-10 parts of pulp starch, 2-8 parts of polymer dispersion powder, 5-15 parts of cellulose ether, resistance
Part, 5-15 parts of modified talc powder, 4-10 parts of binder, 0.3-0.7 parts of air entraining agent, 0.2-0.6 parts of hydrophober, water-reducing agent 0.1-
0.5 part and 40-60 parts of water.
Preferably, the gypsum base heat insulating mortar includes the component of following parts by weight：20 parts of portland cement is built
Build 35 parts of gypsum, 15 parts of glass bead, 20 parts of converter slag, 15 parts of flyash, 10 parts of nano grade silica particles, sierozem power 20
5.5 parts of fiber, modified talc powder 10 are split in part, modified 7.5 parts of pulp starch, 5 parts of polymer dispersion powder, 10 parts of cellulose ether, resistance
Part, 7 parts of binder, 0.5 part of air entraining agent, 0.4 part of hydrophober, 0.3 part of water-reducing agent and 50 parts of water.
Preferably, the building gypsum is made by following preparation method：By ardealite through grinding machine coarse crushing, then with jarring formula
Vibrating sieving machine obtains the ardealite powder that diameter is less than 5mm, and 60 DEG C drying to constant weight, with m（Ardealite）：m（Quick lime）：m（Water）=
100:5:15 ratio is mixed evenly after weighing, and ageing for 24 hours, after ageing, is placed in baking oven at 150 DEG C and obtains β types for 24 hours
Semi-hydrated gypsum；Ardealite is placed in still kettle 5h at 140 DEG C, dries to obtain ɑ type semi-hydrated gypsums after being cooled to room temperature in 100 DEG C,
Beta-type semi-hydrated gypsum is mixed with ɑ type semi-hydrated gypsums, is pulverized to get building gypsum.
Preferably, the beta-type semi-hydrated gypsum and ɑ type semi-hydrated gypsum mixed proportions are 2-4:1.
Preferably, the bulk density of the glass bead is 80-120kg/m3, grain size 0.5-1.5mm.
Preferably, the modified pulp starch is produced by ative starch by pre- sludging process, then modified processing obtains,
In, the ative starch is selected from one or more of cornstarch, tapioca, potato starch, and the modification is selected from
The method of oxidation modification, cross-linking modified, esterification modification or graft modification.
Preferably, it is polypropylene fibre and wood fibre by weight 1 that fiber is split in the resistance:The mixture of 1 composition.
Preferably, the preparation method of the modified talc powder is：The ring for being equivalent to its weight 1-3% will be added in talcum powder
Oxygen soybean oil, the silane coupling agent of 0.5-2% and suitable water, stir 20-30min at 30-50 DEG C, take out, place into concentration
To impregnate 10-12h in the sodium chloride solution of 8-10%, take out, drying to get.
Preferably, the binder is Acrylic emulsion powder；The air entraining agent is anionic surfactant；It is described
Hydrophober is powder inorganic aluminate water-proof agent；The water-reducing agent is condensate of melamine sulfonate and formaldehyde or aliphatic hydroxyl sulphur
Hydrochlorate condensation product.
The present invention also provides the preparation methods of above-mentioned gypsum base heat insulating mortar, include the following steps：
（1）By the portland cement of the parts by weight, building gypsum, glass bead, converter slag, flyash, nano-silica
SiClx powder, sierozem power, modified talc powder are levigate in ball mill, levigate mixed-powder are crossed 100-200 mesh sieve, then pour into
In agitator tank；
（2）Water is added into agitator tank, stirs evenly, then sequentially adds modified pulp starch, polymer dispersion powder, cellulose
Fiber, binder, air entraining agent, hydrophober, water-reducing agent are split in ether, resistance, are added to 40-60 DEG C, and stirred under 500-600rpm rotating speeds
30-50min is mixed to get gypsum base heat insulating mortar.
Compared with prior art, the present invention has following advantageous effect：
（1）The gypsum base heat insulating mortar of the present invention has intensity height, thermal and insulating performance good, and dry contraction is small, is not easy out
The advantages that splitting meets construction industry to mortar performance index request, can be widely used for the engineerings such as the insulation of building inside and outside wall.
（2）The gypsum base heat insulating mortar of the present invention, with portland cement, building gypsum, glass bead, converter steel
Slag, flyash, nano grade silica particles, sierozem power, modified talc powder are main component, and are formed sediment by the modified pulp of addition
The auxiliary elements such as fiber, binder, air entraining agent, hydrophober, water-reducing agent are split in powder, polymer dispersion powder, cellulose ether, resistance, then auxiliary
With techniques such as grinding distribution, mixings so that the gypsum base heat insulating mortar good effect of heat insulation of preparation, intensity is high,
Dry contraction is small, not easy to crack, disclosure satisfy that construction industry to mortar performance index request, has preferable application prospect.
（3）The modification pulp starch of the present invention can have preferable compatible by modification with other components in system
Property, while after natural curing, modified pulp starch gel solidification has preferable cracking resistance and compressive property.
（4）The polypropylene fibre that the present invention chooses splits fiber with wood fibre as resistance, and gypsum base insulation can be improved
Crack resistance, impermeability and the frost resistance of mortar, reduction is dry-shrinkage deformed, while can obviously improve the power of gypsum base heat insulating mortar
Characteristic is learned, and the fiber can form tridimensional network in system so that each component is filled wherein, can effective reinforcement material
The middle close contiguity of each component, to further increase the cracking resistance and compressive property of gypsum base heat insulating mortar.
Specific implementation mode
Present invention will be further explained below with reference to specific examples.These embodiments are merely to illustrate the present invention and do not have to
In limiting the scope of the invention.
Embodiment 1
The gypsum base heat insulating mortar of the present embodiment, includes the component of following parts by weight：15 parts of portland cement, paring stone
30 parts of cream, 10 parts of converter slag, 10 parts of flyash, 5 parts of nano grade silica particles, 15 parts of sierozem power, changes 10 parts of glass bead
Property 5 parts of pulp starch, 2 parts of polymer dispersion powder, 5 parts of cellulose ether, resistance split 3 parts of fiber, 5 parts of modified talc powder, binder 4
Part, 0.3 part of air entraining agent, 0.2 part of hydrophober, 0.1 part of water-reducing agent and 40 parts of water.
Wherein, the building gypsum is made by following preparation method：By ardealite through grinding machine coarse crushing, then shaken with jarring formula
Screen(ing) machine obtains the ardealite powder that diameter is less than 5mm, and 60 DEG C drying to constant weight, with m（Ardealite）：m（Quick lime）：m（Water）=
100:5:15 ratio is mixed evenly after weighing, and ageing for 24 hours, after ageing, is placed in baking oven at 150 DEG C and obtains β types for 24 hours
Semi-hydrated gypsum；Ardealite is placed in still kettle 5h at 140 DEG C, dries to obtain ɑ type semi-hydrated gypsums after being cooled to room temperature in 100 DEG C,
Beta-type semi-hydrated gypsum is mixed with ɑ type semi-hydrated gypsums, is pulverized to get building gypsum.
Wherein, the beta-type semi-hydrated gypsum and ɑ type semi-hydrated gypsum mixed proportions are 2:1.
Wherein, the bulk density of the glass bead is 80-120kg/m3, grain size 0.5-1.5mm.
Wherein, the modified pulp starch is produced by ative starch by pre- sludging process, then modified processing obtains,
In, the ative starch is selected from one or more of cornstarch, tapioca, potato starch, and the modification is selected from
The method of oxidation modification, cross-linking modified, esterification modification or graft modification.
Wherein, it is polypropylene fibre and wood fibre by weight 1 that fiber is split in the resistance:The mixture of 1 composition.
Wherein, the preparation method of the modified talc powder is：The epoxy for being equivalent to its weight 1-3% will be added in talcum powder
Soybean oil, the silane coupling agent of 0.5-2% and suitable water, stir 20min at 30 DEG C, take out, place into a concentration of 8-10%
Sodium chloride solution in impregnate 10h, take out, drying to get.
Wherein, the binder is Acrylic emulsion powder；The air entraining agent is anionic surfactant；It is described to hate
Aqua is powder inorganic aluminate water-proof agent；The water-reducing agent is that the waterproofing agent is condensate of melamine sulfonate and formaldehyde.
The present invention also provides the preparation methods of above-mentioned gypsum base heat insulating mortar, include the following steps：
（1）By the portland cement of the parts by weight, building gypsum, glass bead, converter slag, flyash, nano-silica
SiClx powder, sierozem power, modified talc powder are levigate in ball mill, levigate mixed-powder are crossed 100-200 mesh sieve, then pour into
In agitator tank；
（2）Water is added into agitator tank, stirs evenly, then sequentially adds modified pulp starch, polymer dispersion powder, cellulose
Fiber, binder, air entraining agent, hydrophober, water-reducing agent are split in ether, resistance, are added to 40 DEG C, and stir 30min under 500rpm rotating speeds,
Up to gypsum base heat insulating mortar.
Embodiment 2
The gypsum base heat insulating mortar of the present embodiment, includes the component of following parts by weight：25 parts of portland cement, paring stone
40 parts of cream, 20 parts of glass bead, 30 parts of converter slag, 20 parts of flyash, 15 parts of nano grade silica particles, 25 parts of sierozem power,
Modified 10 parts of pulp starch, 8 parts of polymer dispersion powder, 15 parts of cellulose ether, resistance are split 8 parts of fiber, 15 parts of modified talc powder, are bonded
60 parts of 10 parts of agent, 0.7 part of air entraining agent, 0.6 part of hydrophober, 0.5 part of water-reducing agent and water.
Wherein, the building gypsum is made by following preparation method：By ardealite through grinding machine coarse crushing, then shaken with jarring formula
Screen(ing) machine obtains the ardealite powder that diameter is less than 5mm, and 60 DEG C drying to constant weight, with m（Ardealite）：m（Quick lime）：m（Water）=
100:5:15 ratio is mixed evenly after weighing, and ageing for 24 hours, after ageing, is placed in baking oven at 150 DEG C and obtains β types for 24 hours
Semi-hydrated gypsum；Ardealite is placed in still kettle 5h at 140 DEG C, dries to obtain ɑ type semi-hydrated gypsums after being cooled to room temperature in 100 DEG C,
Beta-type semi-hydrated gypsum is mixed with ɑ type semi-hydrated gypsums, is pulverized to get building gypsum.
Wherein, the beta-type semi-hydrated gypsum and ɑ type semi-hydrated gypsum mixed proportions are 4:1.
Wherein, the bulk density of the glass bead is 80-120kg/m3, grain size 0.5-1.5mm.
Wherein, the modified pulp starch is produced by ative starch by pre- sludging process, then modified processing obtains,
In, the ative starch is selected from one or more of cornstarch, tapioca, potato starch, and the modification is selected from
The method of oxidation modification, cross-linking modified, esterification modification or graft modification.
Wherein, it is polypropylene fibre and wood fibre by weight 1 that fiber is split in the resistance:The mixture of 1 composition.
Wherein, the preparation method of the modified talc powder is：The epoxy for being equivalent to its weight 1-3% will be added in talcum powder
Soybean oil, the silane coupling agent of 0.5-2% and suitable water, stir 30min at 50 DEG C, take out, place into a concentration of 8-10%
Sodium chloride solution in impregnate 12h, take out, drying to get.
Wherein, the binder is Acrylic emulsion powder；The air entraining agent is anionic surfactant；It is described to hate
Aqua is powder inorganic aluminate water-proof agent；The water-reducing agent is condensate of melamine sulfonate and formaldehyde.
The present invention also provides the preparation methods of above-mentioned gypsum base heat insulating mortar, include the following steps：
（1）By the portland cement of the parts by weight, building gypsum, glass bead, converter slag, flyash, nano-silica
SiClx powder, sierozem power, modified talc powder are levigate in ball mill, levigate mixed-powder are crossed 100-200 mesh sieve, then pour into
In agitator tank；
（2）Water is added into agitator tank, stirs evenly, then sequentially adds modified pulp starch, polymer dispersion powder, cellulose
Fiber, binder, air entraining agent, hydrophober, water-reducing agent are split in ether, resistance, are added to 60 DEG C, and stir 50min under 600rpm rotating speeds,
Up to gypsum base heat insulating mortar.
Embodiment 3
The gypsum base heat insulating mortar of the present embodiment, includes the component of following parts by weight：20 parts of portland cement, paring stone
35 parts of cream, 15 parts of glass bead, 20 parts of converter slag, 15 parts of flyash, 10 parts of nano grade silica particles, 20 parts of sierozem power,
Modified 7.5 parts of pulp starch, 5 parts of polymer dispersion powder, 10 parts of cellulose ether, resistance split 5.5 parts of fiber, 10 parts of modified talc powder,
50 parts of 7 parts of binder, 0.5 part of air entraining agent, 0.4 part of hydrophober, 0.3 part of water-reducing agent and water.
Wherein, the building gypsum is made by following preparation method：By ardealite through grinding machine coarse crushing, then shaken with jarring formula
Screen(ing) machine obtains the ardealite powder that diameter is less than 5mm, and 60 DEG C drying to constant weight, with m（Ardealite）：m（Quick lime）：m（Water）=
100:5:15 ratio is mixed evenly after weighing, and ageing for 24 hours, after ageing, is placed in baking oven at 150 DEG C and obtains β types for 24 hours
Semi-hydrated gypsum；Ardealite is placed in still kettle 5h at 140 DEG C, dries to obtain ɑ type semi-hydrated gypsums after being cooled to room temperature in 100 DEG C,
Beta-type semi-hydrated gypsum is mixed with ɑ type semi-hydrated gypsums, is pulverized to get building gypsum.
Wherein, the beta-type semi-hydrated gypsum and ɑ type semi-hydrated gypsum mixed proportions are 3:1.
Wherein, the bulk density of the glass bead is 80-120kg/m3, grain size 0.5-1.5mm.
Preferably, the modified pulp starch is produced by ative starch by pre- sludging process, then modified processing obtains,
In, the ative starch is selected from one or more of cornstarch, tapioca, potato starch, and the modification is selected from
The method of oxidation modification, cross-linking modified, esterification modification or graft modification.
Wherein, it is polypropylene fibre and wood fibre by weight 1 that fiber is split in the resistance:The mixture of 1 composition.
Wherein, the preparation method of the modified talc powder is：The epoxy for being equivalent to its weight 1-3% will be added in talcum powder
Soybean oil, the silane coupling agent of 0.5-2% and suitable water, stir 25min at 40 DEG C, take out, place into a concentration of 8-10%
Sodium chloride solution in impregnate 11h, take out, drying to get.
Wherein, the binder is Acrylic emulsion powder；The air entraining agent is anionic surfactant；It is described to hate
Aqua is powder inorganic aluminate water-proof agent；The water-reducing agent is aliphatic hydroxyl sulphonate condensation product.
The present invention also provides the preparation methods of above-mentioned gypsum base heat insulating mortar, include the following steps：
（1）By the portland cement of the parts by weight, building gypsum, glass bead, converter slag, flyash, nano-silica
SiClx powder, sierozem power, modified talc powder are levigate in ball mill, levigate mixed-powder are crossed 100-200 mesh sieve, then pour into
In agitator tank；
（2）Water is added into agitator tank, stirs evenly, then sequentially adds modified pulp starch, polymer dispersion powder, cellulose
Fiber, binder, air entraining agent, hydrophober, water-reducing agent are split in ether, resistance, are added to 50 DEG C, and stir 40min under 550rpm rotating speeds,
Up to gypsum base heat insulating mortar.
In conclusion the gypsum base heat insulating mortar of the present invention has, intensity is high, thermal and insulating performance is good, dry to shrink
It is small, it is not easy to crack the advantages that, meet construction industry to mortar performance index request, can be widely used for the insulation of building inside and outside wall
Etc. engineerings.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of gypsum base heat insulating mortar, which is characterized in that include the component of following parts by weight：Portland cement 15-
25 parts, 30-40 parts of building gypsum, 10-20 parts of glass bead, 10-30 parts of converter slag, 10-20 parts of flyash, nanometer titanium dioxide
5-15 parts of Si powder, 15-25 parts of sierozem power, modified 5-10 parts of pulp starch, 2-8 parts of polymer dispersion powder, cellulose ether 5-15
3-8 parts of fiber, 5-15 parts of modified talc powder, 4-10 parts of binder, 0.3-0.7 parts of air entraining agent, hydrophober 0.2-0.6 are split in part, resistance
40-60 parts of part, 0.1-0.5 parts of water-reducing agent and water.
2. gypsum base heat insulating mortar according to claim 1, which is characterized in that include the group of following parts by weight
Point：20 parts of portland cement, 35 parts of building gypsum, 15 parts of glass bead, 20 parts of converter slag, 15 parts of flyash, nano-silica
Fibre is split in 10 parts of SiClx powder, 20 parts of sierozem power, modified 7.5 parts of pulp starch, 5 parts of polymer dispersion powder, 10 parts of cellulose ether, resistance
50 parts of 5.5 parts of dimension, 10 parts of modified talc powder, 7 parts of binder, 0.5 part of air entraining agent, 0.4 part of hydrophober, 0.3 part of water-reducing agent and water.
3. gypsum base heat insulating mortar according to claim 1, which is characterized in that the building gypsum is by following preparation
Method is made：By ardealite through grinding machine coarse crushing, then with jarring formula vibrating sieving machine obtain diameter be less than 5mm ardealite powder, 60
DEG C drying to constant weight, with m（Ardealite）：m（Quick lime）：m（Water）=100:5:15 ratio is mixed evenly after weighing, old
Change for 24 hours, after ageing, is placed in baking oven at 150 DEG C and obtains beta-type semi-hydrated gypsum for 24 hours；Ardealite is placed in still kettle 140 DEG C
Lower 5h dries to obtain ɑ type semi-hydrated gypsums in 100 DEG C after being cooled to room temperature, beta-type semi-hydrated gypsum is mixed with ɑ type semi-hydrated gypsums, grinding
At powder to get building gypsum.
4. gypsum base heat insulating mortar according to claim 3, which is characterized in that the beta-type semi-hydrated gypsum and ɑ types half
Water gypsum mixed proportion is 2-4:1.
5. gypsum base heat insulating mortar according to claim 1, which is characterized in that the bulk density of the glass bead
For 80-120kg/m3, grain size 0.5-1.5mm.
6. gypsum base heat insulating mortar according to claim 1, which is characterized in that the modified pulp starch is formed sediment by original
Powder is produced by pre- sludging process, then modified processing obtains, wherein the ative starch is selected from cornstarch, tapioca, horse
One or more of bell sweet potato starch, the modification are selected from oxidation modification, cross-linking modified, esterification modification or graft modification
Method.
7. gypsum base heat insulating mortar according to claim 1, which is characterized in that it is that polypropylene is fine that fiber is split in the resistance
Dimension is with wood fibre by weight 1:The mixture of 1 composition.
8. gypsum base heat insulating mortar according to claim 1, which is characterized in that the preparation side of the modified talc powder
Method is：It is equivalent to the epoxidized soybean oil of its weight 1-3%, the silane coupling agent of 0.5-2% and suitable water by being added in talcum powder,
20-30min is stirred at 30-50 DEG C, is taken out, is placed into the sodium chloride solution of a concentration of 8-10% and impregnate 10-12h, is taken out,
Drying to get.
9. gypsum base heat insulating mortar according to claim 1, which is characterized in that the binder is acrylate breast
Rubber powder；The air entraining agent is anionic surfactant；The hydrophober is powder inorganic aluminate water-proof agent；The water-reducing agent
For condensate of melamine sulfonate and formaldehyde or aliphatic hydroxyl sulphonate condensation product.
10. according to the preparation method of claim 1-9 any one of them gypsum base heat insulating mortars, which is characterized in that packet
Include following steps：
（1）By the portland cement of the parts by weight, building gypsum, glass bead, converter slag, flyash, nano-silica
SiClx powder, sierozem power, modified talc powder are levigate in ball mill, levigate mixed-powder are crossed 100-200 mesh sieve, then pour into
In agitator tank；
（2）Water is added into agitator tank, stirs evenly, then sequentially adds modified pulp starch, polymer dispersion powder, cellulose
Fiber, binder, air entraining agent, hydrophober, water-reducing agent are split in ether, resistance, are added to 40-60 DEG C, and stirred under 500-600rpm rotating speeds
30-50min is mixed to get gypsum base heat insulating mortar.
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| CN110143788A (en) * | 2019-06-25 | 2019-08-20 | 盈创新材料(苏州)有限公司 | Heat-insulating dried-powder, heat preservation slurry and its application, building materials, heat-preserving wall |
| CN110937874A (en) * | 2019-12-19 | 2020-03-31 | 河南赛利特建筑材料有限公司 | Gypsum mortar with high water resistance and preparation method thereof |
| CN111592319A (en) * | 2020-04-17 | 2020-08-28 | 贵州中能高新材料有限公司 | Water-resistant gypsum mortar and preparation method thereof |
| CN113816683A (en) * | 2021-09-30 | 2021-12-21 | 信阳岩曜节能材料科技有限公司 | Sound-proof heat-insulation waterproof mortar and production method thereof |
| CN114031358A (en) * | 2021-11-19 | 2022-02-11 | 百色市志盛新型材料科技有限公司 | Gypsum-based thermal insulation mortar and preparation method thereof |
| CN115557718A (en) * | 2022-11-28 | 2023-01-03 | 新源县渣宝环保技术有限公司 | Method for calcining flue gas desulfurization gypsum by using converter steel slag |
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| CN101767971A (en) * | 2010-01-14 | 2010-07-07 | 同济大学 | Inorganic heat-preservation sand pulp with desulfurated gypsum as main gelled materials |
| CN103319124A (en) * | 2012-03-18 | 2013-09-25 | 王荣 | Building thermal insulation dry powder mortar |
| CN104045289A (en) * | 2014-05-30 | 2014-09-17 | 青岛辰青信息技术有限公司 | Environment-friendly waterproof dry-mixed mortar |
| CN105347766A (en) * | 2015-10-23 | 2016-02-24 | 潍坊德霖建材科技有限公司 | Gypsum-based thermal insulation mortar used for pouring |
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| CN101767971A (en) * | 2010-01-14 | 2010-07-07 | 同济大学 | Inorganic heat-preservation sand pulp with desulfurated gypsum as main gelled materials |
| CN103319124A (en) * | 2012-03-18 | 2013-09-25 | 王荣 | Building thermal insulation dry powder mortar |
| CN104045289A (en) * | 2014-05-30 | 2014-09-17 | 青岛辰青信息技术有限公司 | Environment-friendly waterproof dry-mixed mortar |
| CN105347766A (en) * | 2015-10-23 | 2016-02-24 | 潍坊德霖建材科技有限公司 | Gypsum-based thermal insulation mortar used for pouring |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110143788A (en) * | 2019-06-25 | 2019-08-20 | 盈创新材料(苏州)有限公司 | Heat-insulating dried-powder, heat preservation slurry and its application, building materials, heat-preserving wall |
| CN110937874A (en) * | 2019-12-19 | 2020-03-31 | 河南赛利特建筑材料有限公司 | Gypsum mortar with high water resistance and preparation method thereof |
| CN111592319A (en) * | 2020-04-17 | 2020-08-28 | 贵州中能高新材料有限公司 | Water-resistant gypsum mortar and preparation method thereof |
| CN111592319B (en) * | 2020-04-17 | 2022-05-10 | 贵州中能高新材料有限公司 | Water-resistant gypsum mortar and preparation method thereof |
| CN113816683A (en) * | 2021-09-30 | 2021-12-21 | 信阳岩曜节能材料科技有限公司 | Sound-proof heat-insulation waterproof mortar and production method thereof |
| CN114031358A (en) * | 2021-11-19 | 2022-02-11 | 百色市志盛新型材料科技有限公司 | Gypsum-based thermal insulation mortar and preparation method thereof |
| CN115557718A (en) * | 2022-11-28 | 2023-01-03 | 新源县渣宝环保技术有限公司 | Method for calcining flue gas desulfurization gypsum by using converter steel slag |
| CN115557718B (en) * | 2022-11-28 | 2023-06-23 | 新源县渣宝环保技术有限公司 | Method for calcining flue gas desulfurization gypsum by using converter steel slag |
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