CN108585712A - The preparation method of large dosage solid waste wet-milled slurry composite scrap EPS granule insulating materials - Google Patents
The preparation method of large dosage solid waste wet-milled slurry composite scrap EPS granule insulating materials Download PDFInfo
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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
- C04B28/06—Aluminous 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
- C04B16/00—Use of organic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of organic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B16/04—Macromolecular compounds
- C04B16/08—Macromolecular compounds porous, e.g. expanded polystyrene beads or microballoons
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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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/14—Waste materials; Refuse from metallurgical processes
- C04B18/141—Slags
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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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/14—Waste materials; Refuse from metallurgical processes
- C04B18/141—Slags
- C04B18/142—Steelmaking slags, converter slags
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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
- C04B20/026—Comminuting, e.g. by grinding or breaking; Defibrillating fibres other than asbestos
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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
- C04B2111/00017—Aspects relating to the protection of the environment
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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
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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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- 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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Chemical & Material Sciences (AREA)
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- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
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- Environmental & Geological Engineering (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a kind of preparation methods of large dosage solid waste wet-milled slurry composite scrap EPS granule insulating materials, technical solution includes by 40 50 parts of slags and 30 35 parts of slag wet-millings, again with 58 parts of water, 46 parts of desulfurated plaster, 0.3 0.5 parts of fiber, 0.08 0.12 parts of rubber powder, after 0.13 0.21 parts of suspending agent stirs evenly, 10 15 parts of mud, 35 parts of high-early (strength) cement, 36 parts of carbide slag are added water, 0.05 0.12 parts of water-reducing agent, stirs evenly to obtain slurry；Thermal insulation material is mixed evenly to obtain with the coupling agent modified rear and slurry after waste EPS plate is shredded.Present invention process is simple, production cost is low, waste material volume is big, properties are excellent.
Description
Technical field
The present invention relates to building heat preservation technical field, specifically a kind of large dosage solid waste wet-milled slurry composite scrap
The preparation method of EPS granule insulating materials.
Background technology
Traditional heat preserving and insulating material is reduced based on thermal coefficient and the coefficient of conductivity with improving gas phase voidage.Fiber
In use environment convection current heat transfer and radiant heat transfer will increase class thermal insulation material, it is necessary to have thicker coating；And proximate matter class
Inorganic heat insulation material will carry out assembling construction, and that there are seams is more, damages the defects of beautiful, water proofing property is poor, service life is short.For
This, people are seeking always and are studying a kind of new material that can greatly improve thermal insulation material heat insulating reflecting performance.
On the other hand, the processing of iron and steel enterprise's waste residue and recycling problem are also increasingly taken seriously, especially plain
It is only 10%~20% to have the utilization rate of the converter slag of the title of " clinker inferior ".In industrial production, slag also plays
Important role, especially some weight integrated mills select suitable processing to make industrial waste create economy and environmental benefit
Technique and utilization ways are very necessary and urgent come the recycle value for developing slag and slag.
In the prior art, foamed plastics is had for the preparation of thermal insulating material and is reported everywhere, such as disclose the phase of insulated wall
Patent is closed, patent CN103044860B discloses a kind of composite foam thermal insulation material and preparation method thereof, by weight percentage
It is divided into：Epoxy resin：10-20%, curing agent：10-15%, flyash：40-60%, diluent：10-20%, fire retardant：2-
4%, hydrogen peroxide：2-4%, foaming agent：0.2-0.4%.Since foaming agent makes object substance pore-forming in the program, there are pore-formings not
The problem of uniformly intensity being caused to be greatly reduced, it is therefore desirable to which special technique is controlled, and simple process is can not achieve.
Patent CN101012332B discloses a kind of lignin, waste rigid foam powder fluorine-free polyurethane heat insulation material and its
Preparation method.The present invention includes 10-16 parts of isocyanates, 6-10 parts of polyether polyol, 0.05-0.25 parts of water, physical blowing agent
2-3.5 parts, equal infusion 0.05-0.2 parts, 0.04-0.08 parts of catalyst, 0.1-3 parts of lignin and waste and old hard polyurethane acid foam
0.1-2 parts of raw materials of powder.Primary raw material in the program is lignin and rigid foam powder, is organic light material, is constituted
Material has that burning point is low, compression strength is low, it is low that adhesive strength is connect with foundation wall, therefore the material is inflammable, deformation coefficient
Greatly, safety is poor, can not achieve the sustainable development benefit of high-durability.
Patent CN103408321B discloses a kind of polystyrene foam particles-Sorel cement composite thermal insulation material.It presses
Mass percent is：Magnesia oxychloride cement 49.81-52.13%, industrial residue 16.76-17.52%, EPS particle 1.83-
5.61%, PPF fiber 0.37-0.81%, foaming agent 0-0.21%, water 26.89-28.10%.Due to industry in the technical solution
Waste residue and EPS particle differences are big, and Presence of an interface connects not close, the non-uniform problem of particle dispersion, therefore work when the two mixes
The incorporation of industry waste residue is relatively low, can not achieve that usury is useless, high energy-efficient environmentally protective benefit.
Therefore, it is necessary to develop one kind can more utilize low, simple for process, the obtained guarantor of industrial waste, production cost
The more excellent performance of method of adiabator.
Invention content
The purpose of the present invention is to solve above-mentioned technical problem, provide it is a kind of it is simple for process, production cost is low, waste material is mixed
Measure big, the excellent large dosage solid waste wet-milled slurry composite scrap EPS granule insulating materials of properties preparation method.
The technical scheme comprises the following steps:
1) taking 40-50 parts of slag to be placed in wet milk by weight, to add water wet-milling to obtain wet-milling slag by 0.5 ratio of mud standby
With；30-35 parts of slag is placed in wet milk that add water wet-milling to obtain wet-milling slag by 0.5 ratio of mud spare；Waste EPS plate is shredded
To graininess, it is spare to obtain waste EPS particle；
2) step 1) is obtained into wet-milling slag and wet-milling slag is placed in blender, add 5-8 parts of water, desulfurization stone by weight
4-6 parts of cream, 0.3-0.5 parts of fiber, 0.08-0.12 parts of rubber powder add water mud 10- after 0.13-0.21 parts of suspending agent stirs evenly
15 parts, 3-5 parts of high-early (strength) cement, 3-6 parts of carbide slag, 0.05-0.12 parts of water-reducing agent stir evenly to obtain slurry；
3) the waste EPS particle prepared in step 1) is taken 4-8 part by weight, be added 0.12-0.53 parts of coupling agent with
10-20 parts of water, is mixed evenly, and impregnates, dries to obtain modified EPS particles；
4) the EPS particles of the slurry of preparation in step 2) and the modification prepared in step 3) are placed in blender and are stirred
It is even to obtain thermal insulation material.
Further, grain diameter is less than or equal to 6 μm after slag wet-milling in the step (1)；Particle after slag wet-milling
Diameter is less than or equal to 8 μm；Waste EPS grain diameter after chopping is 1-3 ㎜；Diameter≤2mm of fiber in the step (2), electricity
The particle size range of rock ballast is 2-10mm.
Further, in the step (3), waste EPS particle impregnates 1-3 after being mixed evenly with coupling agent and water
It, drying temperature is 40-60 DEG C, time 6-12h.
Further, the water-reducing agent is to be made of polycarboxylate water-reducer and naphthalene water reducer, and the two mixing ratio is 2-3：
1。
Further, the coupling agent is oligosiloxane.
Further, the cement is Portland cement；The high-early (strength) cement is sulphate aluminium cement.
Further, the rubber powder is HJS-09 plastics powders；The suspending agent is difenoconazole or pendimethalin；
The fiber is alumina silicate fibre or basalt fibre.
The problem of for background technology, inventor is improved as follows：(1) waste EPS is modified：It is discarded
EPS sheet is shredded to graininess, is stirred, impregnates and is dried again after being mixed into coupling agent, modifying process Bao Tuosi steps：1. with silicon
The connected SiX bases hydrolysis of atom, generates SiOH；2. dehydrating condensation between Si-OH generates the oligosiloxane containing Si-OH；③
The OH of SiOH and EPS particle surfaces in oligosiloxane form hydrogen bond；4. in heat curing process, with dehydration and with
The coarse formation of EPS particles is covalently keyed.The silicone hydroxyl part and EPS that silane coupling agent hydrolysis generates on EPS granular boundaries
Surface forms hydrogen bond, and remaining silicone hydroxyl can be condensed with Si-OH in slag and the secondary hydrolysate of slag, or in free shape
State, the coupling agent are preferably oligosiloxane.(2) contain more network in the vitreum of the slag after wet-milling and slag
Ectosome Ca2+Deng, glass volume grid is more loose, in wet ground and placement process, Ca therein2+Equal metal ions compare appearance
Easily dissolution promotes the effect of aqueous medium and metal ion to slag and slag glass volume grid, can enhance the two of slag and slag
Secondary hydration reaction ability；On the other hand it can also increase volume fraction of the secondary hydration product in slag and slag, be conducive to mine
The bonding of slag and steel slag particle in Behavior of Hardened Cement Paste, to improve the intensity of powder.(3) finally by modified EPS particles with
The slurry that step (2) obtains carries out hybrid reaction, and the slag and slag after wet-milling have prodigious activity, with modified EPS
The cementitiousness of grain also further enhances, can be by industrial waste (slag and slag) and both performance differences of modified EPS particle
Prodigious material interface coupling is got up.Wet-grinding technology and relative device combination EPS modifying process, to improve the performance of composite material and increase glutinous
Knotting strength improves the items of material, is had excellent performance, reliable advanced composite material (ACM) comprehensively.
Further, slag, Steel-slag replace most of cement, have saved cement consumption, and the useless rate of profit is up to 85% or more, is
Large dosage truly, effectively reduces production cost；By the slag being generally difficult to be utilized and slag wet-milling to micron order
Even submicron order, due to micro- collection effect, the cohesiveness of cement slurry is greatly improved, to intensity early period of Behavior of Hardened Cement Paste
It has obtained significantly enhancing；Simultaneously according to theory of high packing, proportionally by cement, slag, slag and the EPS of modification particles
Mix matching, with excellent grading composition, substantially increases the intensity of powder.The incorporation of fiber increases the toughness of material, increases
Strong stretch-proof, the ability of bending resistance, the fiber are preferably alumina silicate fibre or basalt fibre；The incorporation of rubber powder and suspending agent
It is to keep foamed fibre stable and be uniformly dispersed in slurry, the rubber powder is preferably HJS-09 plastics powders, described outstanding
Floating agent is preferably difenoconazole or pendimethalin；Carbide slag contains a large amount of calcium hydroxide, in water can a large amount of OH of hydrolysis-,
To the activity of better activated slag and slag；The incorporation of desulfurated plaster, the receipts of the microdilatancy of itself and cementitious material itself
Contracting interacts, to reduce dry contraction.The a variety of dead meals and auxiliary agent of incorporation coordinate jointly, and usury is made and gives up rate, gently
Matter, intensity is high, and thermal coefficient is low, the high green thermal insulation material of coefficient of softing.
Further, soaking time is preferably 1-3 days during the waste EPS is granule modified, long to make modification
Foam beads and the CO in air2It can fail, too short that coupling agent can be made not to be adsorbed onto on foam beads fully, the drying temperature
Preferably 40-60 DEG C, excessively high foam beads to be made to melt, the too low moisture for having remnants is also attached to particle surface.
Further, the water-reducing agent is to be made of polycarboxylate water-reducer and naphthalene water reducer, and two kinds of mixing have reduction
Heat sensitivity, the effect for reducing cost, enhancing adaptability, the two mixing ratio is preferably 2-3：1, it is excessively high can be excessively quick to temperature
Sense leads to slump retaining deficiency at high temperature；It is too low can be bad with the adaptability of cement, cause water-reducing agent to be unable to get abundant profit
With.
The method of the present invention process is simple, production cost is low, waste material volume is big, will by being modified to EPS particles
It is compounded with slag and slag, can make the prodigious material interface coupling of two kinds of performance differences, to improve the property of composite material
Can and it increase bond strength, further by improving material comprehensively in conjunction with wet-grinding technology and relative device to the restriction on key component grain size
Items are had excellent performance, reliable advanced composite material (ACM), and the thermal insulation material unit weight of production is light, intensity is high, contraction is small, soft
It is high to change big, heat-insulated, the sharp useless rate of coefficient, dry density≤700kg/m3, 7d compression strength >=5Mpa, thermal coefficient≤0.12w/
(m.k), coefficient of softing >=0.82, linear shrinkage≤0.15%, useless rate >=85% of profit.
Specific implementation mode
Process example
1) slag is placed in wet milk adds water wet-milling to grain size to obtain wet-milling slag less than or equal to 6 μm by 0.5 ratio of mud
It is spare；Slag be placed in wet milk by 0.5 ratio of mud add water wet-milling to grain size be less than or equal to 8 μm wet-milling slag it is spare；It will
Waste EPS plate is shredded to 1-3 ㎜ graininess, and it is spare to obtain waste EPS particle；
2) step 1) is obtained into wet-milling slag and wet-milling slag is placed in blender, add water by weight, desulfurated plaster, directly
The fiber of diameter≤2mm, rubber powder after suspending agent part stirs evenly, add water mud, and high-early (strength) cement, particle size range are 2-10mm calcium carbides
Slag, water-reducing agent stir evenly to obtain slurry；
3) the waste EPS particle prepared in step 1) is taken by weight, coupling agent and water is added, is mixed evenly,
It impregnates 1-3 days, drying temperature is 40-60 DEG C, time 6-12h.Obtain modified EPS particles；
4) the EPS particles of the slurry of preparation in step 2) and the modification prepared in step 3) are placed in blender and are stirred
It is even to obtain thermal insulation material.
In above-mentioned processing step：The water-reducing agent is to be made of polycarboxylate water-reducer and naphthalene water reducer, the two mixing ratio
For 2-3：1；The coupling agent is oligosiloxane；The cement is Portland cement；The high-early (strength) cement is sulphur aluminic acid
Salt cement；The rubber powder is HJS-09 plastics powders；The suspending agent is difenoconazole or pendimethalin；The fiber is
Alumina silicate fibre or basalt fibre.
Comparative example 1：
Except do not add coupling agent, omit step (3) not to waste EPS it is granule modified in addition to, step is the same as embodiment 1 in fact.
Comparative example 2：
In addition to omitting step (1) and not carrying out wet-milling to slag and slag, other realities are the same as embodiment 1.
Table 1：6 each component of embodiment 1- embodiments matches table (parts by weight)：
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 | |
| Slag | 40 | 42 | 44 | 46 | 48 | 50 |
| Slag | 30 | 32 | 34 | 34 | 35 | 35 |
| Water | 5 | 6 | 7 | 7 | 8 | 8 |
| Waste EPS particle | 4 | 5 | 6 | 7 | 8 | 8 |
| Cement | 10 | 11 | 12 | 13 | 14 | 15 |
| High-early (strength) cement | 3 | 3 | 4 | 4 | 5 | 5 |
| Carbide slag | 3 | 3 | 4 | 4 | 5 | 6 |
| Desulfurated plaster | 4 | 4 | 5 | 5 | 6 | 6 |
| Fiber | 0.3 | 0.3 | 0.4 | 0.4 | 0.4 | 0.5 |
| Coupling agent | 0.12 | 0.16 | 0.25 | 0.33 | 0.4 | 0.53 |
| Rubber powder | 0.05 | 0.08 | 0.10 | 0.11 | 0.11 | 0.12 |
| Suspending agent | 0.13 | 0.13 | 0.15 | 0.18 | 0.20 | 0.21 |
| Water-reducing agent | 0.05 | 0.06 | 0.08 | 0.09 | 0.10 | 0.12 |
Table 2：The performance data of embodiment 1-6 and Comparative Examples 1 and 2
By can be seen that in upper table：Find out that 7d compression strength is declined by comparative example 1, but standard can be reached, but leads
Hot coefficient has apparent rising, cannot be up to standard, other indexs are without significant change；Comparative example 2 finds out that coefficient of softing is decreased obviously, and 7d is anti-
Compressive Strength also declines to a great extent, and coefficient of softing and intensity are not inconsistent standardization, other indexs are without significant change.To sum up：It is added even
It is granule modified to waste EPS to join agent, has a significant effect to intensity and thermal coefficient, especially has to thermal coefficient and significantly drop
It is low；And wet-milling is carried out to slag and slag and is had a significant effect to intensity and coefficient of softing, especially improve a lot to intensity.
Claims (7)
1. a kind of preparation method of large dosage solid waste wet-milled slurry composite scrap EPS granule insulating materials, it is characterised in that, including
Following steps, the number are parts by weight:
1) taking 40-50 parts of slag to be placed in wet milk by weight, to add water wet-milling to obtain wet-milling slag by 0.5 ratio of mud spare；Steel
30-35 parts of slag is placed in wet milk that add water wet-milling to obtain wet-milling slag by 0.5 ratio of mud spare；By waste EPS plate shred to
It is granular, it is spare to obtain waste EPS particle；
2) step 1) is obtained into wet-milling slag and wet-milling slag is placed in blender, add 5-8 parts of water, desulfurated plaster 4- by weight
6 parts, 0.3-0.5 parts of fiber, 0.08-0.12 parts of rubber powder adds water mud 10-15 after 0.13-0.21 parts of suspending agent stirs evenly
Part, 3-5 parts of high-early (strength) cement, 3-6 parts of carbide slag, 0.05-0.12 parts of water-reducing agent stir evenly to obtain slurry；
3) the waste EPS particle prepared in step 1) is taken 4-8 parts by weight, 0.12-0.53 parts of coupling agent and water 10- is added
It 20 parts, is mixed evenly, impregnates, dries to obtain modified EPS particles；
4) the EPS particles of the slurry prepared in step 2) and the modification prepared in step 3) are placed in blender and are stirred evenly
Thermal insulation material.
2. the preparation method of large dosage solid waste wet-milled slurry composite scrap EPS granule insulating materials as described in claim 1,
It is characterized in that, grain diameter is less than or equal to 6 μm after slag wet-milling in the step (1)；After slag wet-milling grain diameter be less than etc.
In 8 μm；Waste EPS grain diameter after chopping is 1-3 ㎜；Diameter≤2mm of fiber in the step (2)., the grain of carbide slag
Diameter ranging from 2-10mm.
3. the preparation method of large dosage solid waste wet-milled slurry composite scrap EPS granule insulating materials as described in claim 1,
It is characterized in that, in the step (3), waste EPS particle impregnates 1-3 days after being mixed evenly with coupling agent and water, drying temperature
Degree is 40-60 DEG C, time 6-12h.
4. the system of large dosage solid waste wet-milled slurry composite scrap EPS granule insulating materials as described in any one of claims 1-3
Preparation Method, which is characterized in that the water-reducing agent is to be made of polycarboxylate water-reducer and naphthalene water reducer, and the two mixing ratio is 2-3：
1。
5. the system of large dosage solid waste wet-milled slurry composite scrap EPS granule insulating materials as described in any one of claims 1-3
Preparation Method, which is characterized in that the coupling agent is oligosiloxane.
6. the system of large dosage solid waste wet-milled slurry composite scrap EPS granule insulating materials as described in any one of claims 1-3
Preparation Method, which is characterized in that the cement is Portland cement；The high-early (strength) cement is sulphate aluminium cement.
7. the system of large dosage solid waste wet-milled slurry composite scrap EPS granule insulating materials as described in any one of claims 1-3
Preparation Method, which is characterized in that the rubber powder is HJS-09 plastics powders；The suspending agent is difenoconazole or pendimethalin；
The fiber is alumina silicate fibre or basalt fibre.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810460334.5A CN108585712B (en) | 2018-05-15 | 2018-05-15 | Preparation method of large-mixing-amount solid waste wet grinding slurry composite waste EPS particle heat insulation material |
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| CN201810460334.5A CN108585712B (en) | 2018-05-15 | 2018-05-15 | Preparation method of large-mixing-amount solid waste wet grinding slurry composite waste EPS particle heat insulation material |
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| CN108585712A true CN108585712A (en) | 2018-09-28 |
| CN108585712B CN108585712B (en) | 2021-09-03 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112280093A (en) * | 2020-10-30 | 2021-01-29 | 天津斯坦利新型材料有限公司 | EPS particles and preparation method thereof |
| CN114872166A (en) * | 2022-05-09 | 2022-08-09 | 和田中福新型节能墙材科技有限公司 | Homogeneous self-heat-insulation building block and production method thereof |
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| CN105218146A (en) * | 2015-11-12 | 2016-01-06 | 湖南工业大学 | The low-density foamed concrete of a kind of heat preservation and soundproof |
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| CN112280093A (en) * | 2020-10-30 | 2021-01-29 | 天津斯坦利新型材料有限公司 | EPS particles and preparation method thereof |
| CN112280093B (en) * | 2020-10-30 | 2023-04-11 | 天津斯坦利新型材料有限公司 | EPS particles and preparation method thereof |
| CN114872166A (en) * | 2022-05-09 | 2022-08-09 | 和田中福新型节能墙材科技有限公司 | Homogeneous self-heat-insulation building block and production method thereof |
| CN114872166B (en) * | 2022-05-09 | 2024-05-10 | 和田中福新型节能墙材科技有限公司 | Homogeneous self-heat-preserving building block and production method thereof |
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| CN108585712B (en) | 2021-09-03 |
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