CN108863226A - A kind of water-proof, heat-insulating, heat-preserving mortar and preparation method thereof - Google Patents
A kind of water-proof, heat-insulating, heat-preserving mortar and preparation method thereof Download PDFInfo
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- CN108863226A CN108863226A CN201810832762.6A CN201810832762A CN108863226A CN 108863226 A CN108863226 A CN 108863226A CN 201810832762 A CN201810832762 A CN 201810832762A CN 108863226 A CN108863226 A CN 108863226A
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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
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent 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
Abstract
The invention discloses a kind of water-proof, heat-insulating, heat-preserving mortar and preparation method thereof, the component including following parts by weight：30-50 parts of cement, filler 20-30 parts of heat preservation, 20-30 parts of sierozem power, 10-30 parts of white lime, 10-20 parts of alukalin, 5-15 parts of nano silica powder, 15-25 parts of polymer emulsion, 5-10 parts of gelatin, 2-8 parts of modified straw powder, 5-15 parts of silica flour, 3-8 parts of redispersable latex powder, 5-15 parts of hollow aluminum oxide microspheres, 4-10 parts of hydroxypropyl methyl cellulose ether, 3-10 parts of reinforcing fiber, 2-6 parts of waterproofing agent of organosilicon, 1-5 parts of water-reducing agent, 3-8 parts and water 60-80 parts of water-retaining agent.Water-proof, heat-insulating, heat-preserving mortar of the invention has the characteristics that high waterproof, high-efficiency insulated, effectively insulating and environmental protection, can be widely used for the engineerings such as insulation, the waterproof 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 water-proof, heat-insulating, heat-preserving mortar and preparation method thereof.
Background technique
Currently, technically basic development is mature for existing building thermal-insulation energy-saving material in the market, in thermal insulation 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 disadvantages 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 to use various lightweight materials as aggregates, and are use cement as a cement, and some modified additives are admixed, through life
It produces enterprise to be stirred and a kind of manufactured premixed dry mortar, for constructing a kind of construction material on 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
It more attracts widespread attention, in recent years the research of the more effect mortars in China is more, has much answer in practical projects
With but compared with developed countries, there is also waterproofness is poor, water absorption rate is big, the easy moisture absorption, and seep water easy to crack, thermal insulation separation thermal effect
The problems such as fruit is undesirable.
A kind of geopolymer base heat-insulating mortar dry powder is disclosed in Chinese invention patent document CN105541203A, this is dry
Powder is by aluminosilicate substance, sodium metasilicate, sodium hydroxide, lightweight aggregate, redispersible latex powder, lignocellulosic, polycarboxylic acids
Water-reducing agent, hydroxypropyl methyl cellulose ether composition.It discloses in Chinese invention patent document CN1321929C and polymerize a kind ofly
Object dry powder regenerated polystyrene heat preservation heat insulating mortar, the mortar by metakaolin, sodium silicate solid, natural alumina-silica material, change
Property granules of polystyrene, flyash, latex powder, polypropylene fibre, functional additive be made.
Thermal insulation mortar heat insulating effect produced above obtains certain promotion, but the performances such as waterproof performance, fire-retardant are also
Up for improving.
Summary of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, a kind of water-proof, heat-insulating, heat-preserving mortar and its preparation side are provided
Method, the water-proof, heat-insulating, heat-preserving mortar have the characteristics that high waterproof, high-efficiency insulated, effectively insulating and environmental protection, meet construction industry to sand
Performance indicator requirement is starched, can be widely used for the engineerings such as insulation, the waterproof of building inside and outside wall.
The present invention is in order to solve the above technical problems, adopt the following technical scheme that：
A kind of water-proof, heat-insulating, heat-preserving mortar, the component including following parts by weight：30-50 parts of cement, heat preservation filler 20-30 parts,
20-30 parts of sierozem power, 10-30 parts of white lime, 10-20 parts of alukalin, 5-15 parts of nano silica powder, polymer cream
15-25 parts of liquid, 5-10 parts of gelatin, 2-8 parts of modified straw powder, 5-15 parts of silica flour, 3-8 parts of redispersable latex powder, aluminium oxide
5-15 parts of tiny balloon, 4-10 parts of hydroxypropyl methyl cellulose ether, 3-10 parts of reinforcing fiber, 2-6 parts of waterproofing agent of organosilicon, diminishing
1-5 parts of agent, 3-8 parts of water-retaining agent and 60-80 parts of water.
Preferably, 40 parts of the cement, 25 parts of filler of heat preservation, 25 parts of sierozem power, 20 parts of white lime, active kaolinite
Native 15 parts, 10 parts of nano silica powder, 20 parts of polymer emulsion, 7.5 parts of gelatin, 5 parts of modified straw powder, silica flour 10
Part, 5.5 parts of redispersable latex powder, 10 parts of hollow aluminum oxide microspheres, 7 parts of hydroxypropyl methyl cellulose ether, 6 parts of reinforcing fiber,
4 parts of waterproofing agent of organosilicon, 3 parts of water-reducing agent, 5.5 parts of water-retaining agent and 70 parts of water.
Preferably, the cement is No. 42.5 portland cements.
Preferably, the heat preservation filler is glass bead, expanded perlite and carbon aerogels by weight 2：3：1
The mixture of composition.
Preferably, the polymer emulsion is acrylate copolymer emulsion, silicone acrylic emulsion or fluorine carbon emulsion.
Preferably, the preparation method of the modified straw powder includes：
（1）Corn stover, wheat stalk, cotton stalk or the beanstalk stalk discarded in agricultural production are collected, stalk is crushed to 80-
100 mesh；
（2）Stalk powder is dried to moisture content within 5%, is sent into reaction kettle, temperature is in 80-90 in control reaction kettle
DEG C, it is at the uniform velocity stirred to react 20-30 minutes, takes out stalk powder and be cooled to room temperature, freezing equipment is re-fed into, in subzero 15 DEG C of environment
Lower freezing 40 minutes carries out cold-resistant processing；
（3）Straw powder is sent into ball mill after freezing processing, continuously grinding 4 hours, 150-250 mesh is crossed, dries moisture content
To 17%, modified straw powder is obtained.
Preferably, it according to mass ratio is 3 that the reinforcing fiber, which is polypropylene fibre and sepiolite fibre,：1 it is mixed
Close object.
Preferably, the water-reducing agent is polycarboxylate water-reducer.
Preferably, the water-retaining agent is that hydroxyethyl cellulose, hydroxyethylmethylcellulose and hydroxypropyl methyl are fine
Tie up one or both of element.
Preferably, the present invention also provides the preparation methods of above-mentioned water-proof, heat-insulating, heat-preserving mortar, including following step
Suddenly：
（1）By the cement of the parts by weight, heat preservation filler, sierozem power, white lime, alukalin, nano-silica powder
Body and silica flour are levigate in grinding machine, and cross 200-300 mesh, then pour into the fine powder after sieving in agitator tank；
（2）Water, water-reducing agent, redispersable latex powder and hydroxypropyl methyl fiber are added into agitator tank according to the parts by weight
Plain ether adds hollow aluminum oxide microspheres, polymer emulsion, gelatin, modified straw powder and reinforcing fiber, stirs after mixing evenly
It mixes uniformly, is eventually adding waterproofing agent of organosilicon and water-retaining agent, is heated to 40-60 DEG C, stir evenly to get water-proof, heat-insulating, heat-preserving sand
Slurry.
Compared with prior art, the present invention has following beneficial effect：
（1）Water-proof, heat-insulating, heat-preserving mortar of the invention has the characteristics that high waterproof, high-efficiency insulated, effectively insulating and environmental protection, meets
Construction industry can be widely used for the engineerings such as insulation, the waterproof of building inside and outside wall to mortar performance index request.
（2）Water-proof, heat-insulating, heat-preserving mortar of the invention, with cement, heat preservation filler, sierozem power, white lime, alukalin,
Nano silica powder is main component, and by the way that hollow aluminum oxide microspheres, polymer emulsion, gelatin, modified straw are added
The auxiliary elements such as powder and reinforcing fiber and waterproofing agent of organosilicon, then it is aided with the techniques such as grinding distribution, mixing, so that preparation
Water-proof, heat-insulating, heat-preserving mortar environmental friendliness and no harm, good effect of heat insulation, fire-proof and water-proof performance is good, can satisfy construction industry to mortar
Performance indicator requirement, with good application prospect.
（3）Polymer emulsion of the invention has preferable film forming, and the stress state inside mortar can be made to be improved,
Toughness is improved, while can reduce the crack generated inside mortar.
（4）Modified straw powder of the invention can have preferable compatible by modification with other components in system
Property, while straw powder is improved with preferable adhesive property, the associativity of each component in mortar can be made to become stronger, thus
Improve the cracking resistance and crushing resistance of mortar.
（5）Water-proof, heat-insulating, heat-preserving mortar of the invention have excellent water resistance, waterproofness, impermeability, heat insulation property,
Chemical corrosion resistance and weatherability, and intensity is high, adhesive force is strong, fire protection flame retarding, the problems such as being not in cracking and fall off, together
When, easy construction is completely reliable, and it is low in cost, it can be widely used for the engineerings such as insulation, the waterproof of building inside and outside wall.
（6）Primary raw material in the present invention is made of inorganic material, high-intensitive, anticorrosive, fire-retardant, resistance to using inorganic material
The characteristics such as aging, long service life, so that water-proof, heat-insulating, heat-preserving mortar of the invention has preferable thermal insulation property and fire line
Can, while the tight seamless insulating layer by being formed between inorganic material, heat loss on the one hand can be reduced, on the other hand
Preferable waterproof effect can be played, in addition inorganic material is environmentally friendly material, so that water-proof, heat-insulating, heat-preserving of the invention
Mortar environmental protection and public nuisance free meets green building material requirement.
Specific embodiment
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
A kind of water-proof, heat-insulating, heat-preserving mortar, the component including following parts by weight：40 parts of cement, heat preservation 25 parts of filler, sierozem power
25 parts, 20 parts of white lime, 15 parts of alukalin, 10 parts of nano silica powder, 20 parts of polymer emulsion, 7.5 parts of gelatin,
5 parts of modified straw powder, 10 parts of silica flour, 5.5 parts of redispersable latex powder, 10 parts of hollow aluminum oxide microspheres, hydroxypropyl methyl are fine
Plain 7 parts of the ether of dimension, 6 parts of reinforcing fiber, 4 parts of waterproofing agent of organosilicon, 3 parts of water-reducing agent, 5.5 parts of water-retaining agent and 70 parts of water.
Wherein, the cement is No. 42.5 portland cements.
Wherein, the heat preservation filler is glass bead, expanded perlite and carbon aerogels by weight 2：3：1 composition mixes
Close object.
Wherein, the polymer emulsion is acrylate copolymer emulsion, silicone acrylic emulsion or fluorine carbon emulsion.
Wherein, the preparation method of the modified straw powder includes：
（1）Corn stover, wheat stalk, cotton stalk or the beanstalk stalk discarded in agricultural production are collected, stalk is crushed to 80-
100 mesh；
（2）Stalk powder is dried to moisture content within 5%, is sent into reaction kettle, temperature is in 80-90 in control reaction kettle
DEG C, it is at the uniform velocity stirred to react 20 minutes, takes out stalk powder and be cooled to room temperature, freezing equipment is re-fed into, under subzero 15 DEG C of environment
Freezing 40 minutes carries out cold-resistant processing；
（3）Straw powder is sent into ball mill after freezing processing, continuously grinding 4 hours, 150-250 mesh is crossed, dries moisture content
To 17%, modified straw powder is obtained.
Wherein, it according to mass ratio is 3 that the reinforcing fiber, which is polypropylene fibre and sepiolite fibre,：1 mixture.
Wherein, the water-reducing agent is polycarboxylate water-reducer.
Wherein, the water-retaining agent is in hydroxyethyl cellulose, hydroxyethylmethylcellulose and hydroxypropyl methyl cellulose
It is one or two kinds of.
Wherein, the present invention also provides the preparation method of above-mentioned water-proof, heat-insulating, heat-preserving mortar, include the following steps：
（1）By the cement of the parts by weight, heat preservation filler, sierozem power, white lime, alukalin, nano-silica powder
Body and silica flour are levigate in grinding machine, and cross 200-300 mesh, then pour into the fine powder after sieving in agitator tank；
（2）Water, water-reducing agent, redispersable latex powder and hydroxypropyl methyl fiber are added into agitator tank according to the parts by weight
Plain ether adds hollow aluminum oxide microspheres, polymer emulsion, gelatin, modified straw powder and reinforcing fiber, stirs after mixing evenly
It mixes uniformly, is eventually adding waterproofing agent of organosilicon and water-retaining agent, is heated to 40 DEG C, stir evenly to get water-proof, heat-insulating, heat-preserving mortar.
Embodiment 2
A kind of water-proof, heat-insulating, heat-preserving mortar, the component including following parts by weight：30 parts of cement, heat preservation 20 parts of filler, sierozem power
20 parts, 10 parts of white lime, 10 parts of alukalin, 5 parts of nano silica powder, 15 parts of polymer emulsion, 5 parts of gelatin, change
Property 2 parts of straw powder, 5 parts of silica flour, 3 parts of redispersable latex powder, 5 parts of hollow aluminum oxide microspheres, hydroxypropyl methyl cellulose ether 4
Part, 3 parts of reinforcing fiber, 2 parts of waterproofing agent of organosilicon, 1 part of water-reducing agent, 3 parts of water-retaining agent and 60 parts of water.
Wherein, the cement is No. 42.5 portland cements.
Wherein, the heat preservation filler is glass bead, expanded perlite and carbon aerogels by weight 2：3：1 composition mixes
Close object.
Wherein, the polymer emulsion is acrylate copolymer emulsion, silicone acrylic emulsion or fluorine carbon emulsion.
Wherein, the preparation method of the modified straw powder includes：
（1）Corn stover, wheat stalk, cotton stalk or the beanstalk stalk discarded in agricultural production are collected, stalk is crushed to 80-
100 mesh；
（2）Stalk powder is dried to moisture content within 5%, is sent into reaction kettle, temperature is in 80-90 in control reaction kettle
DEG C, it is at the uniform velocity stirred to react 30 minutes, takes out stalk powder and be cooled to room temperature, freezing equipment is re-fed into, under subzero 15 DEG C of environment
Freezing 40 minutes carries out cold-resistant processing；
（3）Straw powder is sent into ball mill after freezing processing, continuously grinding 4 hours, 150-250 mesh is crossed, dries moisture content
To 17%, modified straw powder is obtained.
Wherein, it according to mass ratio is 3 that the reinforcing fiber, which is polypropylene fibre and sepiolite fibre,：1 mixture.
Wherein, the water-reducing agent is polycarboxylate water-reducer.
Wherein, the water-retaining agent is in hydroxyethyl cellulose, hydroxyethylmethylcellulose and hydroxypropyl methyl cellulose
It is one or two kinds of.
Wherein, the present invention also provides the preparation method of above-mentioned water-proof, heat-insulating, heat-preserving mortar, include the following steps：
（1）By the cement of the parts by weight, heat preservation filler, sierozem power, white lime, alukalin, nano-silica powder
Body and silica flour are levigate in grinding machine, and cross 200-300 mesh, then pour into the fine powder after sieving in agitator tank；
（2）Water, water-reducing agent, redispersable latex powder and hydroxypropyl methyl fiber are added into agitator tank according to the parts by weight
Plain ether adds hollow aluminum oxide microspheres, polymer emulsion, gelatin, modified straw powder and reinforcing fiber, stirs after mixing evenly
It mixes uniformly, is eventually adding waterproofing agent of organosilicon and water-retaining agent, is heated to 60 DEG C, stir evenly to get water-proof, heat-insulating, heat-preserving mortar.
Embodiment 3
A kind of water-proof, heat-insulating, heat-preserving mortar, the component including following parts by weight：50 parts of cement, heat preservation 30 parts of filler, sierozem power
30 parts, 30 parts of white lime, 20 parts of alukalin, 15 parts of nano silica powder, 25 parts of polymer emulsion, 10 parts of gelatin,
8 parts of modified straw powder, 15 parts of silica flour, 8 parts of redispersable latex powder, 15 parts of hollow aluminum oxide microspheres, hydroxypropyl methyl fiber
10 parts of plain ether, 10 parts of reinforcing fiber, 6 parts of waterproofing agent of organosilicon, 5 parts of water-reducing agent, 8 parts of water-retaining agent and 80 parts of water.
Wherein, the cement is No. 42.5 portland cements.
Wherein, the heat preservation filler is glass bead, expanded perlite and carbon aerogels by weight 2：3：1 composition mixes
Close object.
Wherein, the polymer emulsion is acrylate copolymer emulsion, silicone acrylic emulsion or fluorine carbon emulsion.
Wherein, the preparation method of the modified straw powder includes：
（1）Corn stover, wheat stalk, cotton stalk or the beanstalk stalk discarded in agricultural production are collected, stalk is crushed to 80-
100 mesh；
（2）Stalk powder is dried to moisture content within 5%, is sent into reaction kettle, temperature is in 80-90 in control reaction kettle
DEG C, it is at the uniform velocity stirred to react 25 minutes, takes out stalk powder and be cooled to room temperature, freezing equipment is re-fed into, under subzero 15 DEG C of environment
Freezing 40 minutes carries out cold-resistant processing；
（3）Straw powder is sent into ball mill after freezing processing, continuously grinding 4 hours, 150-250 mesh is crossed, dries moisture content
To 17%, modified straw powder is obtained.
Wherein, it according to mass ratio is 3 that the reinforcing fiber, which is polypropylene fibre and sepiolite fibre,：1 mixture.
Wherein, the water-reducing agent is polycarboxylate water-reducer.
Wherein, the water-retaining agent is in hydroxyethyl cellulose, hydroxyethylmethylcellulose and hydroxypropyl methyl cellulose
It is one or two kinds of.
Wherein, the present invention also provides the preparation method of above-mentioned water-proof, heat-insulating, heat-preserving mortar, include the following steps：
（1）By the cement of the parts by weight, heat preservation filler, sierozem power, white lime, alukalin, nano-silica powder
Body and silica flour are levigate in grinding machine, and cross 200-300 mesh, then pour into the fine powder after sieving in agitator tank；
（2）Water, water-reducing agent, redispersable latex powder and hydroxypropyl methyl fiber are added into agitator tank according to the parts by weight
Plain ether adds hollow aluminum oxide microspheres, polymer emulsion, gelatin, modified straw powder and reinforcing fiber, stirs after mixing evenly
It mixes uniformly, is eventually adding waterproofing agent of organosilicon and water-retaining agent, is heated to 50 DEG C, stir evenly to get water-proof, heat-insulating, heat-preserving mortar.
Embodiment 4
The water-proof, heat-insulating, heat-preserving mortar of benzene embodiment, the component including following parts by weight：35 parts of cement, heat preservation 22 parts of filler,
22 parts of sierozem power, 15 parts of white lime, 13 parts of alukalin, 8 parts of nano silica powder, 18 parts of polymer emulsion, gelatin 6
Part, 3 parts of modified straw powder, 8 parts of silica flour, 4 parts of redispersable latex powder, 8 parts of hollow aluminum oxide microspheres, hydroxypropyl methyl fiber
5 parts of plain ether, 5 parts of reinforcing fiber, 3 parts of waterproofing agent of organosilicon, 2 parts of water-reducing agent, 4 parts of water-retaining agent and 65 parts of water
Wherein, the cement is No. 42.5 portland cements.
Wherein, the heat preservation filler is glass bead, expanded perlite and carbon aerogels by weight 2：3：1 composition mixes
Close object.
Wherein, the polymer emulsion is acrylate copolymer emulsion, silicone acrylic emulsion or fluorine carbon emulsion.
Wherein, the preparation method of the modified straw powder includes：
（1）Corn stover, wheat stalk, cotton stalk or the beanstalk stalk discarded in agricultural production are collected, stalk is crushed to 80-
100 mesh；
（2）Stalk powder is dried to moisture content within 5%, is sent into reaction kettle, temperature is in 80-90 in control reaction kettle
DEG C, it is at the uniform velocity stirred to react 23 minutes, takes out stalk powder and be cooled to room temperature, freezing equipment is re-fed into, under subzero 15 DEG C of environment
Freezing 40 minutes carries out cold-resistant processing；
（3）Straw powder is sent into ball mill after freezing processing, continuously grinding 4 hours, 150-250 mesh is crossed, dries moisture content
To 17%, modified straw powder is obtained.
Wherein, it according to mass ratio is 3 that the reinforcing fiber, which is polypropylene fibre and sepiolite fibre,：1 mixture.
Wherein, the water-reducing agent is polycarboxylate water-reducer.
Wherein, the water-retaining agent is in hydroxyethyl cellulose, hydroxyethylmethylcellulose and hydroxypropyl methyl cellulose
It is one or two kinds of.
Wherein, the present invention also provides the preparation method of above-mentioned water-proof, heat-insulating, heat-preserving mortar, include the following steps：
（1）By the cement of the parts by weight, heat preservation filler, sierozem power, white lime, alukalin, nano-silica powder
Body and silica flour are levigate in grinding machine, and cross 200-300 mesh, then pour into the fine powder after sieving in agitator tank；
（2）Water, water-reducing agent, redispersable latex powder and hydroxypropyl methyl fiber are added into agitator tank according to the parts by weight
Plain ether adds hollow aluminum oxide microspheres, polymer emulsion, gelatin, modified straw powder and reinforcing fiber, stirs after mixing evenly
It mixes uniformly, is eventually adding waterproofing agent of organosilicon and water-retaining agent, is heated to 45 DEG C, stir evenly to get water-proof, heat-insulating, heat-preserving mortar.
Embodiment 5
The water-proof, heat-insulating, heat-preserving mortar of the present embodiment, the component including following parts by weight：45 parts of cement, heat preservation 28 parts of filler,
28 parts of sierozem power, 25 parts of white lime, 18 parts of alukalin, 12 parts of nano silica powder, 22 parts of polymer emulsion, gelatin
9 parts, 7 parts of modified straw powder, 12 parts of silica flour, 7 parts of redispersable latex powder, 12 parts of hollow aluminum oxide microspheres, hydroxypropyl methyl
9 parts of cellulose ether, 9 parts of reinforcing fiber, 5 parts of waterproofing agent of organosilicon, 4 parts of water-reducing agent, 7 parts of water-retaining agent and 75 parts of water
Wherein, the cement is No. 42.5 portland cements.
Wherein, the heat preservation filler is glass bead, expanded perlite and carbon aerogels by weight 2：3：1 composition mixes
Close object.
Wherein, the polymer emulsion is acrylate copolymer emulsion, silicone acrylic emulsion or fluorine carbon emulsion.
Wherein, the preparation method of the modified straw powder includes：
（1）Corn stover, wheat stalk, cotton stalk or the beanstalk stalk discarded in agricultural production are collected, stalk is crushed to 80-
100 mesh；
（2）Stalk powder is dried to moisture content within 5%, is sent into reaction kettle, temperature is in 80-90 in control reaction kettle
DEG C, it is at the uniform velocity stirred to react 28 minutes, takes out stalk powder and be cooled to room temperature, freezing equipment is re-fed into, under subzero 15 DEG C of environment
Freezing 40 minutes carries out cold-resistant processing；
（3）Straw powder is sent into ball mill after freezing processing, continuously grinding 4 hours, 150-250 mesh is crossed, dries moisture content
To 17%, modified straw powder is obtained.
Wherein, it according to mass ratio is 3 that the reinforcing fiber, which is polypropylene fibre and sepiolite fibre,：1 mixture.
Wherein, the water-reducing agent is polycarboxylate water-reducer.
Wherein, the water-retaining agent is in hydroxyethyl cellulose, hydroxyethylmethylcellulose and hydroxypropyl methyl cellulose
It is one or two kinds of.
Wherein, the present invention also provides the preparation method of above-mentioned water-proof, heat-insulating, heat-preserving mortar, include the following steps：
（1）By the cement of the parts by weight, heat preservation filler, sierozem power, white lime, alukalin, nano-silica powder
Body and silica flour are levigate in grinding machine, and cross 200-300 mesh, then pour into the fine powder after sieving in agitator tank；
（2）Water, water-reducing agent, redispersable latex powder and hydroxypropyl methyl fiber are added into agitator tank according to the parts by weight
Plain ether adds hollow aluminum oxide microspheres, polymer emulsion, gelatin, modified straw powder and reinforcing fiber, stirs after mixing evenly
It mixes uniformly, is eventually adding waterproofing agent of organosilicon and water-retaining agent, is heated to 55 DEG C, stir evenly to get water-proof, heat-insulating, heat-preserving mortar.
Comparative example 1
In addition to without heat preservation filler, material content and preparation step are consistent with embodiment 1.
Comparative example 2
In addition to non-polymer lotion, material content and preparation step are consistent with embodiment 1.
Comparative example 3
In addition to no modified straw powder, material content and preparation step are consistent with embodiment 1.
Experimental example
By water-proof, heat-insulating, heat-preserving mortar made from above-described embodiment 1-5 and comparative example 1-3 according to the standard of execution：DG/TJ08-
2008-2001《Inorganic heat insulation mortar system application technology regulation》It is tested for the property, the results are shown in Table 1：
As shown in Table 1, water-proof, heat-insulating, heat-preserving mortar performance made from 1-5 of the embodiment of the present invention is better than comparative example 1-3, thus may be used
Know, is conducive to provide heat preservation by adding heat preservation filler, modified straw powder, polymer emulsion in water-proof, heat-insulating, heat-preserving mortar
Waterproof performance, thermal insulation property and the mechanical property of mortar.
In conclusion water-proof, heat-insulating, heat-preserving mortar of the invention has high waterproof, high-efficiency insulated, effectively insulating and environmental protection etc.
Feature meets construction industry to mortar performance index request, can be widely used for the engineerings such as insulation, the waterproof of building inside and outside wall.
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 water-proof, heat-insulating, heat-preserving mortar, which is characterized in that the component including following parts by weight：30-50 parts of cement, heat preservation
20-30 parts of filler, 20-30 parts of sierozem power, 10-30 parts of white lime, 10-20 parts of alukalin, nano silica powder 5-
15 parts, 15-25 parts of polymer emulsion, 5-10 parts of gelatin, 2-8 parts of modified straw powder, 5-15 parts of silica flour, redispersable latex powder
3-8 parts, 5-15 parts of hollow aluminum oxide microspheres, 4-10 parts of hydroxypropyl methyl cellulose ether, 3-10 parts of reinforcing fiber, organic silicon water-proofing
2-6 parts of agent, 1-5 parts of water-reducing agent, 3-8 parts of water-retaining agent and 60-80 parts of water.
2. water-proof, heat-insulating, heat-preserving mortar according to claim 1, which is characterized in that 40 parts of the cement, heat preservation filler 25
Part, 25 parts of sierozem power, 20 parts of white lime, 15 parts of alukalin, 10 parts of nano silica powder, 20 parts of polymer emulsion,
7.5 parts of gelatin, 5 parts of modified straw powder, 10 parts of silica flour, 5.5 parts of redispersable latex powder, 10 parts of hollow aluminum oxide microspheres, hydroxyl
7 parts of propyl methocel ether, 6 parts of reinforcing fiber, 4 parts of waterproofing agent of organosilicon, 3 parts of water-reducing agent, 5.5 parts of water-retaining agent and water 70
Part.
3. water-proof, heat-insulating, heat-preserving mortar according to claim 1, which is characterized in that the cement is No. 42.5 silicate cements
Mud.
4. water-proof, heat-insulating, heat-preserving mortar according to claim 1, which is characterized in that the heat preservation filler be glass bead,
Expanded perlite and carbon aerogels are by weight 2：3：The mixture of 1 composition.
5. water-proof, heat-insulating, heat-preserving mortar according to claim 1, which is characterized in that the polymer emulsion is total for acrylic acid
Poly- lotion, silicone acrylic emulsion or fluorine carbon emulsion.
6. water-proof, heat-insulating, heat-preserving mortar according to claim 1, which is characterized in that the preparation method of the modified straw powder
Including：
（1）Corn stover, wheat stalk, cotton stalk or the beanstalk stalk discarded in agricultural production are collected, stalk is crushed to 80-
100 mesh；
（2）Stalk powder is dried to moisture content within 5%, is sent into reaction kettle, temperature is in 80-90 in control reaction kettle
DEG C, it is at the uniform velocity stirred to react 20-30 minutes, takes out stalk powder and be cooled to room temperature, freezing equipment is re-fed into, in subzero 15 DEG C of environment
Lower freezing 40 minutes carries out cold-resistant processing；
（3）Straw powder is sent into ball mill after freezing processing, continuously grinding 4 hours, 150-250 mesh is crossed, dries moisture content
To 17%, modified straw powder is obtained.
7. water-proof, heat-insulating, heat-preserving mortar according to claim 1, which is characterized in that the reinforcing fiber is polypropylene fibre
With sepiolite fibre according to mass ratio be 3：1 mixture.
8. water-proof, heat-insulating, heat-preserving mortar according to claim 1, which is characterized in that the water-reducing agent is polycarboxylic acids diminishing
Agent.
9. water-proof, heat-insulating, heat-preserving mortar according to claim 1, which is characterized in that the water-retaining agent is hydroxy ethyl fiber
One or both of element, hydroxyethylmethylcellulose and hydroxypropyl methyl cellulose.
10. the preparation method of -9 described in any item water-proof, heat-insulating, heat-preserving mortars according to claim 1, which is characterized in that including
Following steps：
（1）By the cement of the parts by weight, heat preservation filler, sierozem power, white lime, alukalin, nano-silica powder
Body and silica flour are levigate in grinding machine, and cross 200-300 mesh, then pour into the fine powder after sieving in agitator tank；
（2）Water, water-reducing agent, redispersable latex powder and hydroxypropyl methyl fiber are added into agitator tank according to the parts by weight
Plain ether adds hollow aluminum oxide microspheres, polymer emulsion, gelatin, modified straw powder and reinforcing fiber, stirs after mixing evenly
It mixes uniformly, is eventually adding waterproofing agent of organosilicon and water-retaining agent, is heated to 40-60 DEG C, stir evenly to get water-proof, heat-insulating, heat-preserving sand
Slurry.
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| CN201810832762.6A CN108863226A (en) | 2018-07-26 | 2018-07-26 | A kind of water-proof, heat-insulating, heat-preserving mortar and preparation method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109336641A (en) * | 2018-12-17 | 2019-02-15 | 方期洲 | A kind of chemical reaction kettle heat insulating material for external and preparation method thereof |
| KR20210001431A (en) * | 2019-06-28 | 2021-01-06 | 주식회사 한국건설기술공사 | Ocher mortar composition for repairing ocher pavement road |
| CN112500831A (en) * | 2020-12-16 | 2021-03-16 | 中一建设(河北)股份有限公司 | Preparation method and application of hydroxypropyl carbon silicon organic fiber slurry |
| CN112500070A (en) * | 2020-12-04 | 2021-03-16 | 安徽快鼠工业设计有限公司 | Masonry mortar |
| CN113603431A (en) * | 2021-09-15 | 2021-11-05 | 黄河勘测规划设计研究院有限公司 | Preparation method of waterproof toughened sandy soil consolidation agent |
| CN115448667A (en) * | 2022-09-29 | 2022-12-09 | 科顺民用建材有限公司 | Anti-sagging waterproof mortar composition, anti-sagging waterproof mortar and preparation method and application thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104909674A (en) * | 2015-06-16 | 2015-09-16 | 合肥吉科新材料有限公司 | Acid-alkali-resistant glazed hollow bead thermal-insulation mortar and production method thereof |
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2018
- 2018-07-26 CN CN201810832762.6A patent/CN108863226A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104909674A (en) * | 2015-06-16 | 2015-09-16 | 合肥吉科新材料有限公司 | Acid-alkali-resistant glazed hollow bead thermal-insulation mortar and production method thereof |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109336641A (en) * | 2018-12-17 | 2019-02-15 | 方期洲 | A kind of chemical reaction kettle heat insulating material for external and preparation method thereof |
| KR20210001431A (en) * | 2019-06-28 | 2021-01-06 | 주식회사 한국건설기술공사 | Ocher mortar composition for repairing ocher pavement road |
| KR102229200B1 (en) | 2019-06-28 | 2021-03-19 | 주식회사 한국건설기술공사 | Ocher mortar composition for repairing ocher pavement road |
| CN112500070A (en) * | 2020-12-04 | 2021-03-16 | 安徽快鼠工业设计有限公司 | Masonry mortar |
| CN112500831A (en) * | 2020-12-16 | 2021-03-16 | 中一建设(河北)股份有限公司 | Preparation method and application of hydroxypropyl carbon silicon organic fiber slurry |
| CN113603431A (en) * | 2021-09-15 | 2021-11-05 | 黄河勘测规划设计研究院有限公司 | Preparation method of waterproof toughened sandy soil consolidation agent |
| CN113603431B (en) * | 2021-09-15 | 2022-04-19 | 黄河勘测规划设计研究院有限公司 | Preparation method of waterproof toughened sandy soil consolidation agent |
| CN115448667A (en) * | 2022-09-29 | 2022-12-09 | 科顺民用建材有限公司 | Anti-sagging waterproof mortar composition, anti-sagging waterproof mortar and preparation method and application thereof |
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