CN106082819A - A kind of preparation method of cement based light heat insulation material - Google Patents
A kind of preparation method of cement based light heat insulation material Download PDFInfo
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- CN106082819A CN106082819A CN201610428553.6A CN201610428553A CN106082819A CN 106082819 A CN106082819 A CN 106082819A CN 201610428553 A CN201610428553 A CN 201610428553A CN 106082819 A CN106082819 A CN 106082819A
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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
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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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/40—Porous or lightweight materials
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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
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention provides the preparation method of a kind of cement based light heat insulation material, first take cement, slag, metatitanic acid, potassium titanate crystal whisker, hydrogenated vegetable oil, lecithin, deionized water, dispersion, it is heated to 40~50 DEG C, is incubated 4~6h, obtains suspension;Again by carbon fiber, acrylic resin, isopropanol, citric acid mixing, mixture is placed in carbonization in tube furnace, is washed with water to neutrality after letting cool, and dries, grinds, obtains modified carbon fiber;Finally modified carbon fiber, Merlon, polrvinyl chloride, CNT, triethanolamine, Colophonium, fatty acid ammonium, peracetic acid spy's butyl ester, benzyl alcohol, oleic acid, paraffin, microcrystalline Cellulose are added in suspension, ultrasonic disperse, the ammonium bicarbonate soln of dropping 5wt%, stand 20~30h, filter, drying.The cement based light heat insulation material excellent thermal insulation performance of the present invention, fire line is good, mechanical strength is high, electromagnetic protection ability strong, applied range.
Description
Technical field
The invention belongs to insulation material technical field, be specifically related to the preparation method of a kind of cement based light heat insulation material.
Background technology
In recent years, the fire triggered because of organic heat-insulating walling has led to huge loss of assets and personal safety hidden danger, especially
The organic insulation materials such as EPS extruded sheet, this kind of wall heat insulation material except physical property unstable, easy aging in addition to, the most easily fire
Burning, and how can discharge toxic gas in combustion process, once have fire to cause, the intensity of a fire will spread rapidly.Therefore, research and development are accelerated
The energy saving and environment friendly wall heat insulation material that fire line is good, excellent thermal insulation performance, intensity high, resistance to ag(e)ing is good, it will help faster,
More preferably realize building exterior wall heat preserving and this target energy-conservation.
According to rough Statistics, the overall floorage in China house is far above 50,000,000,000 square metres, and along with people are to fine and peace
The pursuit of suitable housing environment, China future will newly constructed house construction area be more than 2,000,000,000 square metres every year, to building heat preservation wall
The demand of material remains unchanged the hugest.Meanwhile, carry out energy-conservation according to national energy-saving development plan to the year two thousand twenty construction wall comprehensively
The index request of 75%, mechanical strength is more excellent and has the energy saving and environment friendly walling of electromagnetic radiation protection function, it will help
Faster, building heat preservation walling energy conservation object is more preferably realized.
Meanwhile, with various advanced electronics, a large amount of uses of communication product, electromagnetic radiation can produce wound to human body
Evil, the even serious harm health having.And the external wall walling currently commonly used has any electromagnetism hardly and prevents
Protecting ability, it is impossible to effectively alleviate the electromagnetic radiation infringement to human body, the pursuit of healthy high-quality life is obviously carried on the back by this with people
Road and speed.CNT has the wave-sucking performance of brilliance, if the CNT that will be provided with electromagnetic shielding specially good effect mixes wall thermal insulating
In material, materials for wall radiation proof function can be given.Especially at society, research and development have the body of wall of certain electromagnetic protection function
Material has broad exploitation and practical space.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art to provide the preparation side of a kind of cement based light heat insulation material
Method, gained insulation material excellent thermal insulation performance, fire line is good, mechanical strength is high, electromagnetic protection ability is strong.
The preparation method of a kind of cement based light heat insulation material, comprises the following steps:
Step 1, in parts by weight, takes cement 4~9 parts, slag 2~5 parts, metatitanic acid 1~5 parts, potassium titanate crystal whisker 2~6
Part, hydrogenated vegetable oil 3~7 parts, lecithin 1~5 parts, deionized water 10~20 parts, dispersion, be heated to 40~50 DEG C, insulation 4~
6h, obtains suspension;
Step 2, in parts by weight, by carbon fiber 5~10 parts, acrylic resin 2~7 parts, isopropanol 1~6 parts, citric acid
0.5~1.8 part of mixing, mixture is placed in carbonization in tube furnace, is washed with water to neutrality after letting cool, and dries, grinds, obtains modification
Carbon fiber;
Step 3, in parts by weight, by modified carbon fiber 4~7 parts, Merlon 2~5 parts, polrvinyl chloride 1~4 parts, carbon
Nanotube 2~6 parts, triethanolamine 0.4~1.3 parts, Colophonium 0.1~0.5 part, fatty acid ammonium 0.2~0.5 part, peracetic acid
Special butyl ester 0.1~0.5 part, benzyl alcohol 0.4~1.5 parts, oleic acid 0.3~0.9 part, paraffin 1~4 parts, microcrystalline Cellulose 0.5~
1.8 parts add in the suspension of step 1, ultrasonic disperse, the dropping ammonium bicarbonate soln 10 of 5wt%~20 parts, stand 20~
30h, filters, drying.
Further, in step 1, dispersion condition is 2000~3000rpm, 10~15min.
Further, in step 2 length of carbon fiber 4~7mm.
Further, in step 2, carbonization condition is 400~600 DEG C, 2~4h.
Further, in step 2, carbonization process is carried out in nitrogen atmosphere.
Further, in step 3, supersonic frequency is 100~150Khz.
Further, drying temperature in step 3 is 90~110 DEG C.
The cement based light heat insulation material excellent thermal insulation performance of the present invention, fire line is good, mechanical strength is high, electromagnetic protection energy
Power is strong, applied range.
Detailed description of the invention
Embodiment 1
The preparation method of a kind of cement based light heat insulation material, comprises the following steps:
Step 1, in parts by weight, takes cement 4 parts, 2 parts of slag, metatitanic acid 1 part, potassium titanate crystal whisker 2 parts, hydrogenated vegetable oil
3 parts, 1 part of lecithin, deionized water 10 parts, dispersion, be heated to 40 DEG C, be incubated 6h, obtain suspension;
Step 2, in parts by weight, by 5 parts of carbon fiber, acrylic resin 2 parts, isopropanol 1 part, citric acid 0.5 part mixing,
Mixture is placed in carbonization in tube furnace, is washed with water to neutrality after letting cool, and dries, grinds, obtains modified carbon fiber;
Step 3, in parts by weight, by modified carbon fiber 4 parts, Merlon 2 parts, polrvinyl chloride 1 part, CNT 2 parts,
Triethanolamine 0.4 part, Colophonium 0.1 part, fatty acid ammonium 0.2 part, peracetic acid spy's butyl ester 0.1 part, benzyl alcohol 0.4 part, oleic acid
0.3 part, 1 part of paraffin, microcrystalline Cellulose 0.5 part add in the suspension of step 1, ultrasonic disperse, the ammonium hydrogen carbonate of dropping 5wt%
Solution 10 parts, stands 20h, filters, drying.
Wherein, in step 1, dispersion condition is 2000rpm, 15min;In step 2, the length of carbon fiber is at 4mm, carbonization condition
Being 400 DEG C, 4h, carbonization process is carried out in nitrogen atmosphere;In step 3, supersonic frequency is 100Khz, and drying temperature is 90 DEG C.
Embodiment 2
The preparation method of a kind of cement based light heat insulation material, comprises the following steps:
Step 1, in parts by weight, takes cement 7 parts, 4 parts of slag, metatitanic acid 2 parts, potassium titanate crystal whisker 5 parts, hydrogenated vegetable oil
4 parts, 2 parts of lecithin, deionized water 15 parts, dispersion, be heated to 44 DEG C, be incubated 5h, obtain suspension;
Step 2, in parts by weight, by 8 parts of carbon fiber, acrylic resin 4 parts, isopropanol 3 parts, citric acid 1.1 parts mixing,
Mixture is placed in carbonization in tube furnace, is washed with water to neutrality after letting cool, and dries, grinds, obtains modified carbon fiber;
Step 3, in parts by weight, by modified carbon fiber 6 parts, Merlon 3 parts, polrvinyl chloride 2 parts, CNT 5 parts,
Triethanolamine 0.7 part, Colophonium 0.2 part, fatty acid ammonium 0.4 part, peracetic acid spy's butyl ester 0.2 part, benzyl alcohol 0.9 part, oleic acid
0.8 part, 3 parts of paraffin, microcrystalline Cellulose 0.8 part add in the suspension of step 1, ultrasonic disperse, the ammonium hydrogen carbonate of dropping 5wt%
Solution 13 parts, stands 23h, filters, drying.
Wherein, in step 1, dispersion condition is 2500rpm, 13min;In step 2, the length of carbon fiber is at 5mm, carbonization condition
Being 500 DEG C, 3h, carbonization process is carried out in nitrogen atmosphere;In step 3, supersonic frequency is 120Khz, and drying temperature is 100 DEG C.
Embodiment 3
The preparation method of a kind of cement based light heat insulation material, comprises the following steps:
Step 1, in parts by weight, takes cement 8 parts, 3 parts of slag, metatitanic acid 4 parts, potassium titanate crystal whisker 3 parts, hydrogenated vegetable oil
4 parts, 2 parts of lecithin, deionized water 13 parts, dispersion, be heated to 45 DEG C, be incubated 5h, obtain suspension;
Step 2, in parts by weight, by 6 parts of carbon fiber, acrylic resin 3 parts, isopropanol 5 parts, citric acid 1.5 parts mixing,
Mixture is placed in carbonization in tube furnace, is washed with water to neutrality after letting cool, and dries, grinds, obtains modified carbon fiber;
Step 3, in parts by weight, by modified carbon fiber 5 parts, Merlon 4 parts, polrvinyl chloride 2 parts, CNT 3 parts,
Triethanolamine 0.7 part, Colophonium 0.3 part, fatty acid ammonium 0.4 part, peracetic acid spy's butyl ester 0.4 part, benzyl alcohol 1.2 parts, oleic acid
0.8 part, 3 parts of paraffin, microcrystalline Cellulose 1.5 parts add in the suspension of step 1, ultrasonic disperse, the ammonium hydrogen carbonate of dropping 5wt%
Solution 17 parts, stands 28h, filters, drying.
Wherein, in step 1, dispersion condition is 2000rpm, 15min;In step 2, the length of carbon fiber is at 4mm, carbonization condition
Being 400 DEG C, 4h, carbonization process is carried out in nitrogen atmosphere;In step 3, supersonic frequency is 100Khz, and drying temperature is 90 DEG C.
Embodiment 4
The preparation method of a kind of cement based light heat insulation material, comprises the following steps:
Step 1, in parts by weight, takes cement 9 parts, 5 parts of slag, metatitanic acid 5 parts, potassium titanate crystal whisker 6 parts, hydrogenated vegetable oil
7 parts, 5 parts of lecithin, deionized water 20 parts, dispersion, be heated to 50 DEG C, be incubated 4h, obtain suspension;
Step 2, in parts by weight, mixes 10 parts of carbon fiber, acrylic resin 7 parts, isopropanol 6 parts, citric acid 1.8 parts
Closing, mixture is placed in carbonization in tube furnace, is washed with water to neutrality after letting cool, and dries, grinds, obtains modified carbon fiber;
Step 3, in parts by weight, by modified carbon fiber 7 parts, Merlon 5 parts, polrvinyl chloride 4 parts, CNT 6 parts,
Triethanolamine 1.3 parts, Colophonium 0.5 part, fatty acid ammonium 0.5 part, peracetic acid spy's butyl ester 0.5 part, benzyl alcohol 1.5 parts, oleic acid
0.9 part, 4 parts of paraffin, microcrystalline Cellulose 1.8 parts add in the suspension of step 1, ultrasonic disperse, the ammonium hydrogen carbonate of dropping 5wt%
Solution 20 parts, stands 30h, filters, drying.
Wherein, in step 1, dispersion condition is 3000rpm, 10min;In step 2, the length of carbon fiber is at 7mm, carbonization condition
Being 600 DEG C, 2h, carbonization process is carried out in nitrogen atmosphere;In step 3, supersonic frequency is 150Khz, and drying temperature is 110 DEG C.
Embodiment 1 to 4 gained insulation material is carried out performance test, and result is as follows:
As seen from the above table, the present invention insulation material excellent thermal insulation performance, fire line is good, mechanical strength is high, electromagnetic protection
Ability is strong.
Claims (7)
1. the preparation method of a cement based light heat insulation material, it is characterised in that: comprise the following steps:
Step 1, in parts by weight, takes cement 4~9 parts, slag 2~5 parts, metatitanic acid 1~5 parts, potassium titanate crystal whisker 2~6 parts, hydrogen
Change vegetable oil 3~7 parts, lecithin 1~5 parts, deionized water 10~20 parts, dispersion, be heated to 40~50 DEG C, be incubated 4~6h,
To suspension;
Step 2, in parts by weight, by carbon fiber 5~10 parts, acrylic resin 2~7 parts, isopropanol 1~6 parts, citric acid 0.5
~1.8 parts of mixing, mixture is placed in carbonization in tube furnace, is washed with water to neutrality after letting cool, and dries, grinds, obtains carbon modified
Fiber;
Step 3, in parts by weight, by modified carbon fiber 4~7 parts, Merlon 2~5 parts, polrvinyl chloride 1~4 parts, carbon nanometer
Pipe 2~6 parts, triethanolamine 0.4~1.3 parts, Colophonium 0.1~0.5 part, fatty acid ammonium 0.2~0.5 part, peracetic acid spy's fourth
Ester 0.1~0.5 part, benzyl alcohol 0.4~1.5 parts, oleic acid 0.3~0.9 part, paraffin 1~4 parts, microcrystalline Cellulose 0.5~1.8 parts
Add in the suspension of step 1, ultrasonic disperse, the ammonium bicarbonate soln 10 of dropping 5wt%~20 parts, stand 20~30h, mistake
Filter, drying.
The preparation method of cement based light heat insulation material the most according to claim 1, it is characterised in that: step 1 is disperseed
Condition is 2000~3000rpm, 10~15min.
The preparation method of cement based light heat insulation material the most according to claim 1, it is characterised in that: in step 2, carbon is fine
The length of dimension is 4~7mm.
The preparation method of cement based light heat insulation material the most according to claim 1, it is characterised in that: carbonization in step 2
Condition is 400~600 DEG C, 2~4h.
The preparation method of cement based light heat insulation material the most according to claim 1, it is characterised in that: carbonization in step 2
Process is carried out in nitrogen atmosphere.
The preparation method of cement based light heat insulation material the most according to claim 1, it is characterised in that: ultrasonic in step 3
Frequency is 100~150Khz.
The preparation method of cement based light heat insulation material the most according to claim 1, it is characterised in that: step 3 is dried
Temperature is 90~110 DEG C.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116874265A (en) * | 2023-09-06 | 2023-10-13 | 石家庄铁道大学 | High-ductility multi-scale fiber reinforced cement-based composite material and preparation method thereof |
Citations (2)
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CN102336554A (en) * | 2011-06-25 | 2012-02-01 | 南京工业大学 | Cement-based lightweight porous thermal insulation material and preparation method thereof |
CN103570331A (en) * | 2013-11-19 | 2014-02-12 | 济南大学 | Radiation-proof composite insulation board doped with carbon nano tubes |
-
2016
- 2016-06-16 CN CN201610428553.6A patent/CN106082819A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102336554A (en) * | 2011-06-25 | 2012-02-01 | 南京工业大学 | Cement-based lightweight porous thermal insulation material and preparation method thereof |
CN103570331A (en) * | 2013-11-19 | 2014-02-12 | 济南大学 | Radiation-proof composite insulation board doped with carbon nano tubes |
Non-Patent Citations (1)
Title |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116874265A (en) * | 2023-09-06 | 2023-10-13 | 石家庄铁道大学 | High-ductility multi-scale fiber reinforced cement-based composite material and preparation method thereof |
CN116874265B (en) * | 2023-09-06 | 2023-11-07 | 石家庄铁道大学 | High-ductility multi-scale fiber reinforced cement-based composite material and preparation method thereof |
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