CN106630836A - Emulsified vegetable pitch modified regenerated EPS particle-silicate cement composite foaming thermal-insulation board and preparation method thereof - Google Patents
Emulsified vegetable pitch modified regenerated EPS particle-silicate cement composite foaming thermal-insulation board and preparation method thereof Download PDFInfo
- Publication number
- CN106630836A CN106630836A CN201611175343.7A CN201611175343A CN106630836A CN 106630836 A CN106630836 A CN 106630836A CN 201611175343 A CN201611175343 A CN 201611175343A CN 106630836 A CN106630836 A CN 106630836A
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- China
- Prior art keywords
- insulation board
- preparation
- plant asphalt
- eps particles
- portland cement
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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
- C04B20/10—Coating or impregnating
- C04B20/1018—Coating or impregnating with organic materials
- C04B20/1022—Non-macromolecular compounds
-
- 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
- C04B2111/40—Porous or lightweight materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/20—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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
The invention discloses an emulsified vegetable pitch modified regenerated EPS particle-silicate cement composite foaming thermal-insulation board. The foaming thermal-insulation board is characterized in that modification treatment is performed on low-cost waste polystyrene foamed plastic to obtain regenerated EPS particles having favorable comprehensive mechanical property and high heat stability; surface coating modification treatment is performed by means of emulsified vegetable pitch slurry to effectively improve the binding strength between the regenerated EPS particles and a cement paste, thus obtaining the paste having a uniform structure; meanwhile, the waterproofness of the system is improved to a certain extent; the paste obtained by mixing silicate cement, magnesium aluminum silicate, desulfurized gypsum powder, calcium carbonate whisker and other raw materials has excellent mechanical property and fire resistance; and the composite paste is subjected to foaming treatment to obtain the uniform-cell light-weight high-strength heat-resistant hydrophobic composite thermal-insulation board. The thermal-insulation board is low in production cost and efficient and simple in preparation method, and has favorable application prospects.
Description
Technical field
The present invention relates to cement foaming insulation board technical field, more particularly to a kind of emulsification plant asphalt modification regeneration EPS
Composite foamed warming plate of particle-portland cement and preparation method thereof.
Background technology
The Important Action that exterior wall heat-preserving system is building trade energy-saving and emission-reduction is set up outside building, while setting up outer
Wall heat-insulation system can avoid producing heat bridge；Indoor temperature can also be adjusted according to seasonal variations, it is to avoid indoor/outdoor temperature-difference is to body of wall
Cause damage, affect using safety and life-span.Now external-wall heat-insulation material on the market is essentially：Phenolic aldehyde, rock cotton board, mineral wool
Plate, styrofoam, extruded sheet, ultra-thin vacuum heat-insulating plate etc..Wherein, relatively costly, and phenolic aldehyde, the polyphenyl of rock wool, glass bead
The fire protecting performance wretched insufficiency such as plate, extruded sheet, potential safety hazard is more, thus contrast apparently cement foaming insulation board have it is more excellent
Combination property, be more suitable for as architecture exterior wall insulating materials.
Cement foaming insulation board is formed with the raw material Jing chemical foam blowing agents such as cement, flyash, slag, silicon ash, former
The selection of material and technique will directly influence the performance of product, and cement foaming material quality in the market is uneven,
The aspect Shortcomings such as adhesion strength, resistance to water, resistance to ag(e)ing.《The research of compound EPS granule foaming cements foaming insulation board》
Portland cement and modified EPS particle mixed foaming have been made a kind of inorganic/organic composite insulation material, with good by one text
Good insulation, water-fast, flame retardant effect, but EPS particles rigidity is higher, brittle easily to split, thermal coefficient of expansion is larger, is easily deformed out
Split, directly affect the performance of composite board, it is therefore desirable to which it is further modified, to improve its performance.
The content of the invention
The object of the invention is exactly to make up the defect of prior art, there is provided one kind emulsification plant asphalt modification regeneration EPS
Composite foamed warming plate of particle-portland cement and preparation method thereof.
The present invention is achieved by the following technical solutions：
One kind emulsification plant asphalt modification regeneration EPS particles-composite foamed warming plate of portland cement, the foaming insulation board by with
The raw material of lower weight portion is made：Portland cement 40-50, flyash 15-20, Magnesiumaluminumsilicate 4-5, desulfurization gypsum powder 8-10, carbon
Sour calcium pyroborate 5-8, plant asphalt 4-5, dodecyl sodium sulfate 0.1-0.2, regeneration EPS particle 30-40, concentration are for 20-25%'s
Hydrogen peroxide 5-6, appropriate amount of water.
Described regeneration EPS particles are made up of the raw material of following weight portion：Waste old polystyrene foamed plastic particle 20-
30th, silane coupler 0.5-1, TPE thermoplastic elastomer (TPE)s 5-8,400-600 mesh sodium zirconium phosphate ceramic powder 8-10, nitrogen 4-5；
Preparation method is：By waste old polystyrene foamed plastic particle, silane coupler, TPE thermoplastic elastomer (TPE)s, sodium zirconium phosphate ceramics
Powder is sent in feed system and is well mixed, and subsequently melting mixing in input double screw extruder, and nitrogen injection is foamed
Process, last melt Jing double screw extruders extruding pelletization screening, Task-size Controlling is obtained final product in≤1mm.
A kind of preparation of described emulsification plant asphalt modification regeneration EPS particles-composite foamed warming plate of portland cement
Method is：
（1）The water of 10-15 weight portions is taken, dodecyl sodium sulfate is added, is stirred to it and plant asphalt is added after being completely dissolved, it is high
Speed stirring mixing 40-50min, must emulsify plant asphalt slurry, subsequently by the slurry even application prepared to regeneration EPS particle tables
Face, spraying processes 20-30min after finishing with 50-60 DEG C of heated-air drying, must emulsify the modified regeneration EPS particles of plant asphalt standby
With；
（2）Portland cement, flyash, Magnesiumaluminumsilicate, desulfurization gypsum powder, calcium carbonate crystal whisker are put into into together high speed mixer
In, appropriate water is added, put into step after high-speed stirred mixing 6-8min（1）The regeneration that the emulsification plant asphalt of preparation is modified
EPS particles, continue to stir mixing 4-5min, finally add hydrogen peroxide, pour into a mould mixed slurry after quick stirring mixing 4-5s
Enter mold forming, it is foamed quiet to stop, conserve, obtaining final product the foaming insulation board after the demoulding.
Waste old polystyrene foamed plastic with low cost is modified process by the present invention, is obtained with good resultant force
Performance, the regeneration EPS particles of high thermal stability are learned, and it is carried out at surface coating modification using emulsification plant asphalt slurry
Reason, effectively raises the combination dynamics of regeneration EPS particles and cement slurry, obtains the rubber cement of even structure, while system
Water resistance is also improved, and the raw material such as portland cement, Magnesiumaluminumsilicate, desulfurization gypsum powder, calcium carbonate crystal whisker is mixed
The rubber cement that conjunction is obtained has the mechanical property and fire resistance of protrusion, and it is equal that compound rubber cement has been obtained abscess after foaming process
Even, lightweight, high-strength, heat-resisting, hydrophobic composite insulating board, its low production cost, preparation method is efficiently simple, application prospect
Well.
Specific embodiment
One kind emulsification plant asphalt modification regeneration EPS nanoparticulate silicates cementitious composite foaming insulation boards, the foaming insulation board
It is made up of the raw material of following weight portion：Portland cement 40, flyash 15, Magnesiumaluminumsilicate 4, desulfurization gypsum powder 8, calcium carbonate crystal whisker
5th, plant asphalt 4, dodecyl sodium sulfate 0.1, the hydrogen peroxide 5, appropriate amount of water that regeneration EPS particles 30, concentration are 20%.
Wherein regenerate EPS particles to be made up of the raw material of following weight portion：Waste old polystyrene foamed plastic particle 20, silane
Coupling agent 0.5, TPE thermoplastic elastomer (TPE)s 5,400 mesh sodium zirconium phosphate ceramic powders 8, nitrogen 4；Preparation method is：By waste and old polyphenyl
Vinylic foam particle, silane coupler, TPE thermoplastic elastomer (TPE)s, sodium zirconium phosphate ceramic powder are sent in feed system and are mixed
Close uniform, subsequently melting mixing in input double screw extruder, and nitrogen injection carries out foaming process, last melt Jing twin-screws
Extruder extruding pelletization is sieved, and Task-size Controlling is obtained final product in≤1mm.
The preparation method of the composite foamed warming plate is：
（1）The water of 10 weight portions is taken, dodecyl sodium sulfate is added, is stirred to it and plant asphalt is added after being completely dissolved, at a high speed
Stirring mixing 40min, must emulsify plant asphalt slurry, subsequently by the slurry even application prepared to regeneration EPS particle surfaces, spray
Painting processes 20min after finishing with 50 DEG C of heated-air dryings, must emulsify the modified regeneration EPS particles of plant asphalt standby；
（2）Portland cement, flyash, Magnesiumaluminumsilicate, desulfurization gypsum powder, calcium carbonate crystal whisker are put into into together high speed mixer
In, appropriate water is added, put into step after high-speed stirred mixing 6min（1）The regeneration EPS that the emulsification plant asphalt of preparation is modified
Particle, continues to stir mixing 4min, finally adds hydrogen peroxide, after quick stirring mixing 4s by mixed slurry be poured into mould into
Type, it is foamed quiet to stop, conserve, obtaining final product the foaming insulation board after the demoulding.
Obtained warming plate carries out performance test according to relevant criterion, and test result is：
Density：220.4kg/m3；Thermal conductivity factor：0.033W/(m2.k)；Compression strength：1.52MPa；Water absorption rate：3.14%；It is fire-retardant
Grade：A.
Claims (3)
1. it is a kind of to emulsify plant asphalt modification regeneration EPS particles-composite foamed warming plate of portland cement, it is characterised in that should
Foaming insulation board is made up of the raw material of following weight portion：Portland cement 40-50, flyash 15-20, Magnesiumaluminumsilicate 4-5, desulfurization
Land plaster 8-10, calcium carbonate crystal whisker 5-8, plant asphalt 4-5, dodecyl sodium sulfate 0.1-0.2, regeneration EPS particle 30-40,
Concentration is hydrogen peroxide 5-6, the appropriate amount of water of 20-25%.
2. a kind of emulsification plant asphalt modification regeneration EPS particles-composite foamed insulation of portland cement as claimed in claim 1
Plate, it is characterised in that described regeneration EPS particles are made up of the raw material of following weight portion：Waste old polystyrene foamed plastic grain
Sub- 20-30, silane coupler 0.5-1, TPE thermoplastic elastomer (TPE) 5-8,400-600 mesh sodium zirconium phosphate ceramic powder 8-10, nitrogen
4-5；Preparation method is：By waste old polystyrene foamed plastic particle, silane coupler, TPE thermoplastic elastomer (TPE)s, sodium zirconium phosphate
Ceramic powder is sent in feed system and is well mixed, and subsequently melting mixing in input double screw extruder, and nitrogen injection is carried out
Foaming is processed, and last melt Jing double screw extruders extruding pelletization screening, Task-size Controlling is obtained final product in≤1mm.
3. a kind of emulsification plant asphalt modification regeneration EPS particles-composite foamed insulation of portland cement as claimed in claim 1
The preparation method of plate, it is characterised in that described preparation method is：
（1）The water of 10-15 weight portions is taken, dodecyl sodium sulfate is added, is stirred to it and plant asphalt is added after being completely dissolved, it is high
Speed stirring mixing 40-50min, must emulsify plant asphalt slurry, subsequently by the slurry even application prepared to regeneration EPS particle tables
Face, spraying processes 20-30min after finishing with 50-60 DEG C of heated-air drying, must emulsify the modified regeneration EPS particles of plant asphalt standby
With；
（2）Portland cement, flyash, Magnesiumaluminumsilicate, desulfurization gypsum powder, calcium carbonate crystal whisker are put into into together high speed mixer
In, appropriate water is added, put into step after high-speed stirred mixing 6-8min（1）The regeneration that the emulsification plant asphalt of preparation is modified
EPS particles, continue to stir mixing 4-5min, finally add hydrogen peroxide, pour into a mould mixed slurry after quick stirring mixing 4-5s
Enter mold forming, it is foamed quiet to stop, conserve, obtaining final product the foaming insulation board after the demoulding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611175343.7A CN106630836A (en) | 2016-12-19 | 2016-12-19 | Emulsified vegetable pitch modified regenerated EPS particle-silicate cement composite foaming thermal-insulation board and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611175343.7A CN106630836A (en) | 2016-12-19 | 2016-12-19 | Emulsified vegetable pitch modified regenerated EPS particle-silicate cement composite foaming thermal-insulation board and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN106630836A true CN106630836A (en) | 2017-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611175343.7A Withdrawn CN106630836A (en) | 2016-12-19 | 2016-12-19 | Emulsified vegetable pitch modified regenerated EPS particle-silicate cement composite foaming thermal-insulation board and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115536323A (en) * | 2022-10-20 | 2022-12-30 | 深圳市恒星建材有限公司 | Lightweight aggregate concrete and preparation method thereof |
| CN116477883A (en) * | 2023-04-27 | 2023-07-25 | 内蒙古农业大学 | Composition for repairing pavement crack grouting, pavement crack grouting repair material and preparation method thereof |
-
2016
- 2016-12-19 CN CN201611175343.7A patent/CN106630836A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115536323A (en) * | 2022-10-20 | 2022-12-30 | 深圳市恒星建材有限公司 | Lightweight aggregate concrete and preparation method thereof |
| CN116477883A (en) * | 2023-04-27 | 2023-07-25 | 内蒙古农业大学 | Composition for repairing pavement crack grouting, pavement crack grouting repair material and preparation method thereof |
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Application publication date: 20170510 |
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