CN108558341A - A kind of preparation method and applications of modified Nano heat-insulating construction material - Google Patents
A kind of preparation method and applications of modified Nano heat-insulating construction material Download PDFInfo
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- CN108558341A CN108558341A CN201810479309.1A CN201810479309A CN108558341A CN 108558341 A CN108558341 A CN 108558341A CN 201810479309 A CN201810479309 A CN 201810479309A CN 108558341 A CN108558341 A CN 108558341A
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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
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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
- 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
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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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00008—Obtaining or using nanotechnology related materials
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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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/30—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values
- C04B2201/32—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values for the thermal conductivity, e.g. K-factors
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Abstract
The invention discloses a kind of preparation methods of modified Nano heat-insulating construction material, include the following steps：10 30 parts of nano silicon micronization, which is weighed, according to parts by weight is modified processing, it is ultrasonically treated again with 8 20 parts of mixing and water addings of gypsum, it is sequentially added into 2 15 parts of 30 50 parts of filler, 2 10 parts of bisphenol-s epoxy resin, 0.3 1.5 parts of low-molecular-weight polyamide resin, 0.3 1.5 parts of sodium sulphate and hydroxyethyl cellulose again, mechanical agitation obtains mixture and high temperature is poured and cast from molding die, it is cooled to room temperature to get modified Nano heat-insulating construction material.The simple production process of the present invention is easy, and equipment investment is few, and not only heat insulation effect is good for modified Nano heat-insulating construction material prepared by the present invention, also has excellent fire protecting performance, has a vast market foreground.
Description
Technical field
The present invention relates to building material field, the preparation method of specifically a kind of modified Nano heat-insulating construction material and its answer
With.
Background technology
With the continuous development of social economy and science and technology, the living standard of the people quickly improves, to construction material
It is required that more prominent, New Building Materials kind is numerous, and form is different, lead modern building technology innovation development and
Improve.New Building Materials integrate economical and practical, Eco-Fashion, and the building decoration for fully meeting the numerous people masses is aesthetic
It is required that.With the continuous development in epoch, New Building Materials come into being and technically constantly bring forth new ideas, main novel building
Material has:Novel wall material, heat preserving and insulating material, waterproof and sealing material and decorating and renovating material etc..China's thermal insulation material
Effort in more than 30 years is passed through in industry, especially passes through high speed development in recent years, from single to diversification, quality from low to high,
Oneself forms and takes the heat-insulating construction materials such as expanded perlite, mineral wool, mineral wool, foamed plastics, refractory fibre.Construction material needs
Have preferable heat-insulating property and fire protecting performance, construction material is improved using nanometer materials, building may be improved
The heat-insulating property and fire protecting performance of material, still, nanometer materials use less in conventional construction material, meanwhile, nanoscale
Material, because of the reasons such as compatibility is poor, is affecting composite effect with other materials compound tense.
Invention content
The purpose of the present invention is to provide a kind of preparation method and applications of modified Nano heat-insulating construction material, to solve
The problems mentioned above in the background art.
To achieve the above object, the present invention provides the following technical solutions：
A kind of preparation method of modified Nano heat-insulating construction material, which is characterized in that it includes the following steps：：
1) 70-90 parts of neopelex and 15-30 parts of polyethylene is added in the reactor according to parts by weight
Alcohol stirs 10-30min, and 150-200 parts of water are added, continue to stir, and forms white emulsion after being sufficiently mixed uniformly, nanometer is added
10-30 parts, ultrasonic disperse 10-40min of silicon powder is then placed in 30-40 parts of aniline and 150-200 parts of hydrochloric acid solutions, stirring point
After dissipating, ammonium persulfate aqueous solution is slowly added dropwise, keeps 0-10 DEG C of system temperature, continues to stir 30-50min, stop after 36h anti-
It answers, acetone demulsification is added, filtering, it is substantially colorless that reaction product is washed with water to filtrate repeatedly, is dried in vacuo, grinding, 400 mesh mistakes
Sieve, obtains modified Nano silicon powder；
2) it weighs 8-20 parts of gypsum according to parts by weight and is mixed to join 40- with the modified Nano silicon powder obtained in step 1)
It in 80 parts of water, is then fed into processor for ultrasonic wave and is ultrasonically treated, then be sequentially added into 30-50 parts of filler, bisphenol S type
2-10 parts of epoxy resin, 0.3-1.5 parts of low-molecular-weight polyamide resin, 0.3-1.5 parts of sodium sulphate and hydroxyethyl cellulose 2-15
Part, mechanical agitation obtains mixture；
3) the mixture high temperature obtained in step 2) is poured and is cast from molding die, is cooled to room temperature to get modified Nano
Heat-insulating construction material.
As a further solution of the present invention：In step 1), the supersonic frequency of the ultrasonic disperse is 30-50kHz.
As further scheme of the invention：In step 1), ammonium persulfate is pressed in the dropwise addition of the ammonium persulfate：Aniline
The ratio between amount of substance is 2：1 ratio is added dropwise.
As further scheme of the invention：In step 1), the vacuum drying is to be dried in vacuo at 30-60 DEG C
24h。
As further scheme of the invention：In step 2), the time of the supersound process is 10-30min.
As further scheme of the invention：In step 2), the supersonic frequency of the supersound process is 30-60kHz.
As further scheme of the invention：In step 2), the filler by ultralight nanometer expansion microballon, perlite,
Sodium metasilicate and nitrile rubber particle are 5 by weight:1:1:2 ratio mixes.
As further scheme of the invention：In step 3), the pouring temperature of the high temperature cast is 110-150 DEG C.
The modified Nano heat-insulating construction material prepared by preparation method using the modified Nano heat-insulating construction material exists
Application in construction material.
Compared with prior art, the beneficial effects of the invention are as follows：
The simple production process of the present invention is easy, and equipment investment is few, by the synergistic effect of modification and ultrasonic disperse,
The composite effect for improving nanometer materials and other materials, not only using the modified Nano heat-insulating construction material of the invention prepared
Heat insulation effect is good, also has excellent fire protecting performance, has a vast market foreground.
Specific implementation mode
Technical scheme of the present invention is described in more detail With reference to embodiment.
Embodiment 1
1) 70 parts of neopelex and 15 parts of polyvinyl alcohol is added in the reactor according to parts by weight, stirs
15min is added 150 parts of water, continues to stir, and forms white emulsion after being sufficiently mixed uniformly, 10 parts of nano silicon micronization is added, with
The supersonic frequency ultrasonic disperse 25min of 40kHz, is then placed in 30 parts of aniline and 150 parts of hydrochloric acid solutions, after being dispersed with stirring, pressed
Ammonium sulfate：The ratio between amount of substance of aniline is 2：Ammonium persulfate aqueous solution is slowly added dropwise in 1 ratio, keeps 4 DEG C of system temperature, after
Stop reaction after continuous stirring 40min, 36h, be added acetone demulsification, filtering, reaction product be washed with water to repeatedly filtrate substantially without
Color is dried in vacuo for 24 hours at 50 DEG C, grinding, and the sieving of 400 mesh obtains modified Nano silicon powder.
2) it weighs 14 parts of gypsum according to parts by weight and is mixed to join 60 parts with the modified Nano silicon powder obtained in step 1)
In water, it is then fed into processor for ultrasonic wave the supersonic frequency with 50kHz and is ultrasonically treated 20min, then be sequentially added into filler
8 parts of 40 parts, 6 parts of bisphenol-s epoxy resin, 0.8 part of low-molecular-weight polyamide resin, 0.7 part of sodium sulphate and hydroxyethyl cellulose,
Mechanical agitation obtains mixture；Wherein, the filler is by ultralight nanometer expansion microballon, perlite, sodium metasilicate and nitrile rubber particle
It is 5 by weight:1:1:2 ratio mixes.
3) by the mixture obtained in step 2) be 140 DEG C in pouring temperature at during high temperature pours and casts from molding die, it is cooling
To room temperature to get modified Nano heat-insulating construction material.
Embodiment 2
1) 90 parts of neopelex and 30 parts of polyvinyl alcohol is added in the reactor according to parts by weight, stirs
15min is added 200 parts of water, continues to stir, and forms white emulsion after being sufficiently mixed uniformly, 30 parts of nano silicon micronization is added, with
The supersonic frequency ultrasonic disperse 25min of 40kHz, is then placed in 40 parts of aniline and 200 parts of hydrochloric acid solutions, after being dispersed with stirring, pressed
Ammonium sulfate：The ratio between amount of substance of aniline is 2：Ammonium persulfate aqueous solution is slowly added dropwise in 1 ratio, keeps 4 DEG C of system temperature, after
Stop reaction after continuous stirring 40min, 36h, be added acetone demulsification, filtering, reaction product be washed with water to repeatedly filtrate substantially without
Color is dried in vacuo for 24 hours at 50 DEG C, grinding, and the sieving of 400 mesh obtains modified Nano silicon powder.
2) it weighs 14 parts of gypsum according to parts by weight and is mixed to join 60 parts with the modified Nano silicon powder obtained in step 1)
In water, it is then fed into processor for ultrasonic wave the supersonic frequency with 50kHz and is ultrasonically treated 20min, then be sequentially added into filler
8 parts of 40 parts, 6 parts of bisphenol-s epoxy resin, 0.8 part of low-molecular-weight polyamide resin, 0.7 part of sodium sulphate and hydroxyethyl cellulose,
Mechanical agitation obtains mixture；Wherein, the filler is by ultralight nanometer expansion microballon, perlite, sodium metasilicate and nitrile rubber particle
It is 5 by weight:1:1:2 ratio mixes.
3) by the mixture obtained in step 2) be 140 DEG C in pouring temperature at during high temperature pours and casts from molding die, it is cooling
To room temperature to get modified Nano heat-insulating construction material.
Embodiment 3
1) 80 parts of neopelex and 20 parts of polyvinyl alcohol is added in the reactor according to parts by weight, stirs
15min is added 180 parts of water, continues to stir, and forms white emulsion after being sufficiently mixed uniformly, 20 parts of nano silicon micronization is added, with
The supersonic frequency ultrasonic disperse 25min of 40kHz, is then placed in 35 parts of aniline and 175 parts of hydrochloric acid solutions, after being dispersed with stirring, pressed
Ammonium sulfate：The ratio between amount of substance of aniline is 2：Ammonium persulfate aqueous solution is slowly added dropwise in 1 ratio, keeps 4 DEG C of system temperature, after
Stop reaction after continuous stirring 40min, 36h, be added acetone demulsification, filtering, reaction product be washed with water to repeatedly filtrate substantially without
Color is dried in vacuo for 24 hours at 50 DEG C, grinding, and the sieving of 400 mesh obtains modified Nano silicon powder.
2) it weighs 14 parts of gypsum according to parts by weight and is mixed to join 60 parts with the modified Nano silicon powder obtained in step 1)
In water, it is then fed into processor for ultrasonic wave the supersonic frequency with 50kHz and is ultrasonically treated 20min, then be sequentially added into filler
8 parts of 40 parts, 6 parts of bisphenol-s epoxy resin, 0.8 part of low-molecular-weight polyamide resin, 0.7 part of sodium sulphate and hydroxyethyl cellulose,
Mechanical agitation obtains mixture；Wherein, the filler is by ultralight nanometer expansion microballon, perlite, sodium metasilicate and nitrile rubber particle
It is 5 by weight:1:1:2 ratio mixes.
3) by the mixture obtained in step 2) be 140 DEG C in pouring temperature at during high temperature pours and casts from molding die, it is cooling
To room temperature to get modified Nano heat-insulating construction material.
Embodiment 4
1) 80 parts of neopelex and 20 parts of polyvinyl alcohol is added in the reactor according to parts by weight, stirs
15min is added 180 parts of water, continues to stir, and forms white emulsion after being sufficiently mixed uniformly, 20 parts of nano silicon micronization is added, with
The supersonic frequency ultrasonic disperse 25min of 40kHz, is then placed in 35 parts of aniline and 175 parts of hydrochloric acid solutions, after being dispersed with stirring, pressed
Ammonium sulfate：The ratio between amount of substance of aniline is 2：Ammonium persulfate aqueous solution is slowly added dropwise in 1 ratio, keeps 4 DEG C of system temperature, after
Stop reaction after continuous stirring 40min, 36h, be added acetone demulsification, filtering, reaction product be washed with water to repeatedly filtrate substantially without
Color is dried in vacuo for 24 hours at 50 DEG C, grinding, and the sieving of 400 mesh obtains modified Nano silicon powder.
2) it weighs 8 parts of gypsum according to parts by weight and is mixed to join 40 parts of water with the modified Nano silicon powder obtained in step 1)
In, it is then fed into processor for ultrasonic wave the supersonic frequency with 50kHz and is ultrasonically treated 20min, then be sequentially added into filler 30
Part, 2 parts of bisphenol-s epoxy resin, 0.3 part of low-molecular-weight polyamide resin, 0.3 part of sodium sulphate and 2 parts of hydroxyethyl cellulose, machine
Tool stirs to obtain mixture；Wherein, the filler is pressed by ultralight nanometer expansion microballon, perlite, sodium metasilicate and nitrile rubber particle
Weight ratio is 5:1:1:2 ratio mixes.
3) by the mixture obtained in step 2) be 140 DEG C in pouring temperature at during high temperature pours and casts from molding die, it is cooling
To room temperature to get modified Nano heat-insulating construction material.
Embodiment 5
1) 80 parts of neopelex and 20 parts of polyvinyl alcohol is added in the reactor according to parts by weight, stirs
15min is added 180 parts of water, continues to stir, and forms white emulsion after being sufficiently mixed uniformly, 20 parts of nano silicon micronization is added, with
The supersonic frequency ultrasonic disperse 25min of 40kHz, is then placed in 35 parts of aniline and 175 parts of hydrochloric acid solutions, after being dispersed with stirring, pressed
Ammonium sulfate：The ratio between amount of substance of aniline is 2：Ammonium persulfate aqueous solution is slowly added dropwise in 1 ratio, keeps 4 DEG C of system temperature, after
Stop reaction after continuous stirring 40min, 36h, be added acetone demulsification, filtering, reaction product be washed with water to repeatedly filtrate substantially without
Color is dried in vacuo for 24 hours at 50 DEG C, grinding, and the sieving of 400 mesh obtains modified Nano silicon powder.
2) it weighs 20 parts of gypsum according to parts by weight and is mixed to join 80 parts with the modified Nano silicon powder obtained in step 1)
In water, it is then fed into processor for ultrasonic wave the supersonic frequency with 50kHz and is ultrasonically treated 20min, then be sequentially added into filler
50 parts, 10 parts of bisphenol-s epoxy resin, 1.5 parts of low-molecular-weight polyamide resin, 1.5 parts of sodium sulphate and hydroxyethyl cellulose 15
Part, mechanical agitation obtains mixture；Wherein, the filler is by ultralight nanometer expansion microballon, perlite, sodium metasilicate and nitrile rubber
Grain is 5 by weight:1:1:2 ratio mixes.
3) by the mixture obtained in step 2) be 140 DEG C in pouring temperature at during high temperature pours and casts from molding die, it is cooling
To room temperature to get modified Nano heat-insulating construction material.
Comparative example 1
1) it weighs 14 parts of gypsum according to parts by weight to be mixed to join in 60 parts of water with 20 parts of nano silicon micronization, be then fed into super
20min is ultrasonically treated with the supersonic frequency of 50kHz in sound wave processor, then is sequentially added into 40 parts of filler, bisphenol S type epoxy
8 parts of 6 parts of resin, 0.8 part of low-molecular-weight polyamide resin, 0.7 part of sodium sulphate and hydroxyethyl cellulose, mechanical agitation must mix
Material；Wherein, the filler is 5 by weight by ultralight nanometer expansion microballon, perlite, sodium metasilicate and nitrile rubber particle:1:
1:2 ratio mixes.
2) by the mixture obtained in step 1) be 140 DEG C in pouring temperature at during high temperature pours and casts from molding die, it is cooling
To room temperature to get nano thermal insulation construction material.
Comparative example 2
1) 80 parts of neopelex and 20 parts of polyvinyl alcohol is added in the reactor according to parts by weight, stirs
15min is added 180 parts of water, continues to stir, and forms white emulsion after being sufficiently mixed uniformly, 20 parts of nano silicon micronization is added, with
The supersonic frequency ultrasonic disperse 25min of 40kHz, is then placed in 35 parts of aniline and 175 parts of hydrochloric acid solutions, after being dispersed with stirring, pressed
Ammonium sulfate：The ratio between amount of substance of aniline is 2：Ammonium persulfate aqueous solution is slowly added dropwise in 1 ratio, keeps 4 DEG C of system temperature, after
Stop reaction after continuous stirring 40min, 36h, be added acetone demulsification, filtering, reaction product be washed with water to repeatedly filtrate substantially without
Color is dried in vacuo for 24 hours at 50 DEG C, grinding, and the sieving of 400 mesh obtains modified Nano silicon powder.
2) it weighs 14 parts of gypsum according to parts by weight and is mixed to join 60 parts with the modified Nano silicon powder obtained in step 1)
In water, then mechanical agitation 20min, then it is sequentially added into 40 parts of filler, 6 parts of bisphenol-s epoxy resin, low molecular weight polyamides
8 parts of 0.8 part of polyimide resin, 0.7 part of sodium sulphate and hydroxyethyl cellulose, mechanical agitation obtains mixture；Wherein, the filler is by ultralight
Nanometer expansion microballon, perlite, sodium metasilicate and nitrile rubber particle are 5 by weight:1:1:2 ratio mixes.
3) by the mixture obtained in step 2) be 140 DEG C in pouring temperature at during high temperature pours and casts from molding die, it is cooling
To room temperature to get modified Nano heat-insulating construction material.
Comparative example 3
1) it weighs 14 parts of gypsum according to parts by weight to be mixed to join in 60 parts of water with 20 parts of nano silicon micronization, then machinery stirs
20min is mixed, then is sequentially added into 40 parts of filler, 6 parts of bisphenol-s epoxy resin, 0.8 part of low-molecular-weight polyamide resin, sulphur
8 parts of 0.7 part of sour sodium and hydroxyethyl cellulose, mechanical agitation obtains mixture；Wherein, the filler by ultralight nanometer expansion microballon,
Perlite, sodium metasilicate and nitrile rubber particle are 5 by weight:1:1:2 ratio mixes.
2) by the mixture obtained in step 1) be 140 DEG C in pouring temperature at during high temperature pours and casts from molding die, it is cooling
To room temperature to get nano thermal insulation construction material.
Determine the fire-protection rating and thermal coefficient of the modified Nano heat-insulating construction material prepared using the present invention, fire prevention etc.
Grade testing standard is GB/T5464-1999, and the fire-protection rating and thermal coefficient of embodiment 1-5 and comparative example 1-3 the results are shown in Table 1.
According to embodiment 3 in the data comparison of comparative example 1 as can be seen that being changed by the nano silicon micronization to addition
Property, the compatibility of nano silicon micronization and other materials is can effectively improve, and then improve composite effect, nano thermal insulation is made to build
Material not only has excellent heat insulation effect, while also having good fire protecting performance；According to the number of embodiment 3 and comparative example 2
According in comparison as can be seen that the composite effect of nano silicon micronization and other materials can be further increased by ultrasonic disperse.
In addition, can be seen that using nanometer materials to heat preservation according in the data comparison of embodiment 3 and comparative example 1-3
Construction material is improved, while by the synergistic effect of modification and ultrasonic disperse, improving nanometer materials and other
The composite effect of material, can effectively reduce the thermal coefficient of heat-insulating construction material, and then improve its heat insulation effect, improve simultaneously
Its fire protecting performance.
1 performance test results table of table
| Group | Fire-protection rating | Thermal coefficient W/ (mK) |
| Embodiment 1 | A1 | 0.042 |
| Embodiment 2 | A1 | 0.039 |
| Embodiment 3 | A1 | 0.035 |
| Embodiment 4 | A1 | 0.040 |
| Embodiment 5 | A1 | 0.038 |
| Comparative example 1 | A2 | 0.061 |
| Comparative example 2 | A2 | 0.048 |
| Comparative example 3 | A2 | 0.067 |
The simple production process of the present invention is easy, and equipment investment is few, by the synergistic effect of modification and ultrasonic disperse,
The composite effect for improving nanometer materials and other materials, not only using the modified Nano heat-insulating construction material of the invention prepared
Heat insulation effect is good, also has excellent fire protecting performance, has a vast market foreground.
The better embodiment of the present invention is explained in detail above, but the present invention is not limited to above-mentioned embodiment party
Formula, one skilled in the relevant art within the scope of knowledge, can also be without departing from the purpose of the present invention
Various changes can be made.
Claims (9)
1. a kind of preparation method of modified Nano heat-insulating construction material, which is characterized in that it includes the following steps：
1）70-90 parts of neopelex and 15-30 parts of polyvinyl alcohol is added in the reactor according to parts by weight, stirs
10-30min is mixed, 150-200 parts of water are added, continue to stir, white emulsion is formed after being sufficiently mixed uniformly, nano silicon micronization is added
10-30 parts, ultrasonic disperse 10-40min, 30-40 parts of aniline and 150-200 parts of hydrochloric acid solutions are then placed in, after being dispersed with stirring, are delayed
It is slow that ammonium persulfate aqueous solution is added dropwise, 0-10 DEG C of system temperature is kept, continues to stir 30-50min, stops reaction after 36h, be added third
Ketone is demulsified, and filtering, it is substantially colorless that reaction product is washed with water to filtrate repeatedly, is dried in vacuo, grinding, and the sieving of 400 mesh is changed
Property nano silicon micronization；
2）8-20 parts of gypsum and step 1 are weighed according to parts by weight）In obtained modified Nano silicon powder be mixed to join 40-80 parts
It in water, is then fed into processor for ultrasonic wave and is ultrasonically treated, then be sequentially added into 30-50 parts of filler, bisphenol S type epoxy
2-15 parts of 2-10 parts of resin, 0.3-1.5 parts of low-molecular-weight polyamide resin, 0.3-1.5 parts of sodium sulphate and hydroxyethyl cellulose, machine
Tool stirs to obtain mixture；
3）By step 2）In obtained mixture high temperature pour and cast from molding die, be cooled to room temperature and kept the temperature to get modified Nano
Construction material.
2. the preparation method of modified Nano heat-insulating construction material according to claim 1, which is characterized in that step 1）In,
The supersonic frequency of the ultrasonic disperse is 30-50kHz.
3. the preparation method of modified Nano heat-insulating construction material according to claim 2, which is characterized in that step 1）In,
Step 1）In, ammonium persulfate is pressed in the dropwise addition of the ammonium persulfate：The ratio between amount of substance of aniline is 2：1 ratio is added dropwise.
4. the preparation method of modified Nano heat-insulating construction material according to claim 3, which is characterized in that step 1）In,
The vacuum drying is to be dried in vacuo for 24 hours at 30-60 DEG C.
5. the preparation method of modified Nano heat-insulating construction material according to claim 4, which is characterized in that step 2）In,
The time of the supersound process is 10-30min.
6. the preparation method of modified Nano heat-insulating construction material according to claim 5, which is characterized in that step 2）In,
The supersonic frequency of the supersound process is 30-60kHz.
7. the preparation method of modified Nano heat-insulating construction material according to claim 1, which is characterized in that step 2）In,
The filler is 5 by weight by ultralight nanometer expansion microballon, perlite, sodium metasilicate and nitrile rubber particle:1:1:2 ratio
It mixes.
8. the preparation method of modified Nano heat-insulating construction material according to claim 1, which is characterized in that step 3）In,
The pouring temperature of the high temperature cast is 110-150 DEG C.
9. the modified Nano prepared by preparation method using any modified Nano heat-insulating construction materials of claim 1-8 is protected
Application of the warm construction material in construction material.
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| CN115477862A (en) * | 2021-05-31 | 2022-12-16 | 立邦涂料（中国）有限公司 | Inorganic water-in-water multicolor interior wall coating and preparation method thereof |
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| CN115477862A (en) * | 2021-05-31 | 2022-12-16 | 立邦涂料（中国）有限公司 | Inorganic water-in-water multicolor interior wall coating and preparation method thereof |
| CN115477862B (en) * | 2021-05-31 | 2023-09-05 | 立邦涂料（中国）有限公司 | Inorganic water-in-water multicolor interior wall coating and preparation method thereof |
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