CN108751803A - Utilize the heat-insulating plate and technique of the manufacture of waste and old aerogel material - Google Patents
Utilize the heat-insulating plate and technique of the manufacture of waste and old aerogel material Download PDFInfo
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- CN108751803A CN108751803A CN201810958148.4A CN201810958148A CN108751803A CN 108751803 A CN108751803 A CN 108751803A CN 201810958148 A CN201810958148 A CN 201810958148A CN 108751803 A CN108751803 A CN 108751803A
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- waste
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- aerogel material
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- powder
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Classifications
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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
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/28—Polysaccharides or derivatives thereof
-
- 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
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/04—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
It includes the felt containing aeroge ingredient, plate, paper, powder etc. that the present invention, which provides a kind of heat-insulating plate manufactured using waste and old aerogel material and technique, the waste and old aerogel material,.Recovery method includes the techniques such as broken, crushing, mechanical fusion, pressing plate.The method of the invention recycles plank made from waste and old aerogel material, and bulk density is small, and thermal coefficient is low, fire protection flame retarding.It can be used as core material of vacuum heat insulation plate, building energy conservation plate, insulating brick etc. and be used in insulating energy-saving place.The feature of environmental protection is good, recyclable, good combination property, can effectively solve the problems, such as the influence because of waste and old aerogel material to environment.
Description
Technical field
The present invention provides a kind of technique that waste and old aerogel material recycles, and belongs to environmental protection technical field, core
The heart is to produce heat-insulating plate using waste and old aerogel material.
Background technology
Aerogel material be a kind of heat-insulating property is excellent, temperature applicability is wide, A grade prevent fires, be moisture-proof, sound insulation and noise reduction novel
Material, industrialization product include mainly aerogel powder particle, and the joint products such as felt, plate, paper can be widely applied to oil
Work, ceramics, metallurgy, the heat power equipment of electricity power enterprise and jet chimney etc..As country is to power-saving technology and technical ability new material skill
The popularization of art, aeroge obtain in the fields such as defence and military, industrial equipment and pipeline, building energy conservation fire prevention noise reduction, auto industry
Rapid development, and in the market for gradually substituting existing thermal insulation material.It is ground according to domestic and international market research institution, such as markets Allied
Study carefully company, report within 2013 that aeroge market the year two thousand twenty is estimated and reach more than 20 hundred million dollars, but with the developing in market in recent years,
Aeroge market is estimated in the year two thousand twenty, reaches more than 100 hundred million dollars.
Aeroge market gradually grow up and it is ripe, the continuous growth and expansion of production capacity, production and use in the process must
The waste and old aerogel materials such as waste product, defect ware, leftover pieces, waste and old product are generated, are exactly waste and old in the classification of industrial refuse
Thermal insulation material.Aerogel material belongs to inorganic refractory materials, it is difficult to be handled by burning, passes through landfill disposal, decades
It will not natural degradation.In the processing just in the aeroge industry of explosive growth for waste and old aerogel material, at present also
Suitable method is not reported.If filling up processing as common thermal insulation material, a large amount of valuable land resources can be occupied,
Prodigious pressure is caused to environment, another environment difficulties that will be faced as government and society, and with the increase in market
It can be increasingly severe.If can recycle, to government and society, is conducive to resource-effective, is conducive to environmental protection, formation follows
Ring economic system realizes sustainable development;To enterprise customer, material cost can be reduced, is increased economic efficiency;For recycling
Enterprise is regenerated, production cost can be reduced, improves product competitiveness.
Invention content
In consideration of it, it is necessary to provide a kind of recoverying and utilizing method of the aerogel material of market circulation, especially it is to provide one
The processing method of big, the reluctant waste and old fibre enhancing aerogel composite of kind market dosage.The waste and old airsetting glue material
Material includes mainly the waste material generated in aerogel material that is damaged or replacing, aerogel material production process or defect ware, airsetting
The material of the aerogel-congtgs ingredients such as the leftover pieces generated during glue material use.
The purpose of the present invention is what is be achieved through the following technical solutions.
（1）, the waste and old aerogel material after preliminary sorting put into crusher, it is broken to carry out level-one, obtains fragment,
Breaking method is to utilize cloth waste crusher machine flexible air gel rubber material or crusher in crushing hard aerogel material.
（2）, by obtained fragment by pulverizer carry out powerful smashing at fibrous cluster.
（3）, by step（3）Obtained fiber cluster and airsetting rubber powder, ceramic fiber cotton, opacifier, binder, according to matter
Measure ratio 1:(0.1~1.5): (0.1~1.5): (0-0.3):(0.05 ~ 0.10), puts into plain bumper, and it is equal to carry out mechanical fusion
It is even to obtain composite powder.Wherein aerogel powder is the aerogel powder obtained after air-flow crushing, 10 ~ 20 microns of average grain diameter；
The binder is one or more in latex powder, modified starch, polyvinyl alcohol, polyvinylpyrrolidone.
（4）The composite powder is placed in natural environment of the humidity more than 70% or artificial humidification environment, under slight stirring,
Ripening for 24 hours more than.
（5）By step（4）Obtained powder it is flat-pushing enter mould, after striking off, suppressed, demoulded, dried using dry powder trigger squeeze
After doing or drying, plank of the present invention is obtained.
Compared with prior art, the present invention has following advantage.
（1）Using aerogel powder excellent mobility and dispersibility, the recycling to waste and old aerogel material makes the present invention
It material dispersion and is uniformly mixed, instead of solvent, no waste liquid generates.
（2）Using multi-stage mechanical is broken and the method for material compounding, effectively waste and old aerogel material can loosen and
Mixing, obtains the good adiabatic powder of dispersion effect.
（3）The present invention carries out batch mixing using plain bumper, ensures the intensity of ceramic fibre to greatest extent, while can be by powder
It is uniformly coated on fibre material.
（4）The present invention is obtained using aerogel powder as the dispersant of waste and old aerogel material and main filled insulation
Plate construction it is uniform, 250 ~ 500kg/m3 of panel density, 0.018 ~ 0.030W/ of thermal coefficient (mK).
Specific implementation mode
For a further understanding of the present invention, waste and old aerogel material system is utilized to provided by the invention with reference to embodiment
The heat-insulating plate and technique made illustrate, and protection scope of the present invention is not limited by the following examples.
Embodiment 1
Waste and old aerogel material 1000kg after preliminary sorting is put into crusher, cloth waste crusher machine flexible air gel is utilized
Felt carries out level-one and is crushed, obtains fragment；Obtained fragment is subjected to powerful smashing into fibrous cluster by pulverizer；Fiber
Cluster is transferred in plain bumper, then puts into 100kg airsettings rubber powder, 100kg ceramic fiber cottons, 10kg titanium dioxides, 10kg successively
Latex powder, 10kgPVA1788,20kg modified starch carry out mechanical fusion and uniformly obtain composite powder；The composite powder is placed in wet
Degree is more than in 70% artificial humidification environment, under slight stirring, ripening for 24 hours after, it is flat-pushing enter mould, after striking off, utilize dry powder pressing plate
After machine is suppressed, demoulded, dried or dried, plank of the present invention is obtained.The panel density 350kg/ that this example produces
M3, thermal coefficient 0.021W/ (mK).
Embodiment 2
Waste and old aerogel material 1000kg after preliminary sorting is put into crusher, cloth waste crusher machine flexible air gel is utilized
Felt carries out level-one and is crushed, obtains fragment；Obtained fragment is subjected to powerful smashing into fibrous cluster by pulverizer；Fiber
Cluster is transferred in plain bumper, then successively input 500kg airsettings rubber powder, 200kg ceramic fiber cottons, 20kg carborundum powders,
30kg latex powders, 1788 powder of 10kg polyvinyl alcohol, 10kg polyvinylpyrrolidones carry out mechanical fusion and uniformly obtain composite powder
Material；The composite powder is placed in humidity humidification environment artificial more than 70%, under slight stirring, after ripening 36h, it is flat-pushing enter mould,
After striking off, after being suppressed, demoulded, dried or dried using dry powder trigger squeeze, plank of the present invention is obtained.This example produces
The panel density 280kg/m3 arrived, thermal coefficient 0.020W/ (mK).
Embodiment 3
Waste and old aerogel material 1000kg after preliminary sorting is put into crusher, cloth waste crusher machine flexible air gel is utilized
Felt carries out level-one and is crushed, obtains fragment；Obtained fragment is subjected to powerful smashing into fibrous cluster by pulverizer；Fiber
Cluster is transferred in plain bumper, and then input 100kg airsettings rubber powder, 500kg ceramic fiber cottons, 10kg potassium hexatitanates are brilliant successively
Palpus, 20kg latex powders, 20kg modified starches, 20kg polyvinylpyrrolidones carry out mechanical fusion and uniformly obtain composite powder；It should
Composite powder is placed in humidity humidification environment artificial more than 70%, under slight stirring, ripening for 24 hours after, it is flat-pushing enter mould, strike off
Afterwards, after being suppressed, demoulded, dried or dried using dry powder trigger squeeze, plank of the present invention is obtained.What this example produced
Panel density 270kg/m3, thermal coefficient 0.019W/ (mK).
Claims (10)
1. the heat-insulating plate and technique of the present invention using the manufacture of waste and old aerogel material, it is characterised in that：The waste and old gas
Gel rubber material includes mainly the felt containing aeroge ingredient, plate, paper, powder etc., is more specifically airsetting glue material that is damaged or replacing
The waste material expect, generated in aerogel material production process or the corner etc. generated during defect ware, aerogel material use contain
The material of aeroge ingredient.
2. the heat-insulating plate and technique of the present invention using the manufacture of waste and old aerogel material, it is characterised in that：The present invention utilizes
For aerogel powder as dispersant and filled insulation, the plate construction of acquisition is uniform, 250 ~ 500kg/m3 of panel density, heat conduction system
0.018 ~ 0.030W/ of number (mK).
3. the heat-insulating plate and technique according to claim 2 using the manufacture of waste and old aerogel material, which is characterized in that packet
Include following steps：
（1）, the waste and old aerogel material after preliminary sorting put into crusher, it is broken to carry out level-one, obtains fragment；
（2）, by obtained fragment by mechanical means carry out powerful smashing at fibrous cluster；
（3）, into fiber cluster airsetting rubber powder, ceramic fiber cotton, opacifier, binder is added and carries out mechanical fusion and uniformly obtain
Composite powder；
（4）The composite powder is placed in wet environment, under slight stirring, ripening；
（5）By step（4）Obtained powder it is flat-pushing enter mould, after striking off, suppressed, demoulded using dry powder trigger squeeze, being dried or
After drying, plank of the present invention is obtained.
4. the heat-insulating plate and technique according to claim 3 using the manufacture of waste and old aerogel material, it is characterised in that：Step
Suddenly（1）The level-one breaking method is to utilize cloth waste crusher machine flexible air gel rubber material or crusher in crushing hard airsetting glue material
Material.
5. the heat-insulating plate and technique according to claim 3 using the manufacture of waste and old aerogel material, it is characterised in that：Step
Suddenly（2）The strength tears mechanical crusher.
6. the heat-insulating plate and technique according to claim 3 using the manufacture of waste and old aerogel material, it is characterised in that：Step
Suddenly（3）The cluster, airsetting rubber powder, ceramic fiber cotton, opacifier, ratio of binder are mass ratio 1:(0.1~1.5):
(0.1~1.5): (0-0.3):(0.05~0.10)。
7. the heat-insulating plate and technique according to claim 3 using the manufacture of waste and old aerogel material, it is characterised in that：Step
Suddenly（3）The airsetting rubber powder is the aerogel powder obtained after air-flow crushing, 10 ~ 20 microns of average grain diameter.
8. the heat-insulating plate and technique according to claim 3 using the manufacture of waste and old aerogel material, it is characterised in that：Step
Suddenly（3）The binder is one or more in latex powder, modified starch, polyvinyl alcohol, polyvinylpyrrolidone.
9. the heat-insulating plate and technique according to claim 3 using the manufacture of waste and old aerogel material, it is characterised in that：Step
Suddenly（3）The mechanical fusion is to be mixed to powder using plain bumper.
10. the heat-insulating plate and technique according to claim 3 using the manufacture of waste and old aerogel material, it is characterised in that：
Step（4）The wet environment is humidity more than under 70% natural environment or artificial humidification environment, digestion time for 24 hours more than.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810958148.4A CN108751803A (en) | 2018-08-22 | 2018-08-22 | Utilize the heat-insulating plate and technique of the manufacture of waste and old aerogel material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810958148.4A CN108751803A (en) | 2018-08-22 | 2018-08-22 | Utilize the heat-insulating plate and technique of the manufacture of waste and old aerogel material |
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| Publication Number | Publication Date |
|---|---|
| CN108751803A true CN108751803A (en) | 2018-11-06 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810958148.4A Pending CN108751803A (en) | 2018-08-22 | 2018-08-22 | Utilize the heat-insulating plate and technique of the manufacture of waste and old aerogel material |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113979715A (en) * | 2021-11-25 | 2022-01-28 | 响水华夏特材科技发展有限公司 | Aerogel modified magnesium oxysulfate fireproof insulation board and preparation method thereof |
| CN114808275A (en) * | 2022-04-24 | 2022-07-29 | 巩义市泛锐熠辉复合材料有限公司 | Fiber felt with heat insulation performance and preparation method thereof |
| CN114804818A (en) * | 2022-05-24 | 2022-07-29 | 巩义市泛锐熠辉复合材料有限公司 | Low-cost aerogel composite material and preparation method thereof |
| CN114804805A (en) * | 2022-04-24 | 2022-07-29 | 巩义市泛锐熠辉复合材料有限公司 | Aerogel composite material and preparation method thereof |
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| US6013684A (en) * | 1998-03-06 | 2000-01-11 | Matsushita Electric Industrial Co., Ltd. | Method for recycling a cured phenolic resin into a molded article and a vacuum thermal insulator of the molded article |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113979715A (en) * | 2021-11-25 | 2022-01-28 | 响水华夏特材科技发展有限公司 | Aerogel modified magnesium oxysulfate fireproof insulation board and preparation method thereof |
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| CN114808275A (en) * | 2022-04-24 | 2022-07-29 | 巩义市泛锐熠辉复合材料有限公司 | Fiber felt with heat insulation performance and preparation method thereof |
| CN114804805A (en) * | 2022-04-24 | 2022-07-29 | 巩义市泛锐熠辉复合材料有限公司 | Aerogel composite material and preparation method thereof |
| CN114804805B (en) * | 2022-04-24 | 2023-08-22 | 巩义市泛锐熠辉复合材料有限公司 | Aerogel composite material and preparation method thereof |
| CN114808275B (en) * | 2022-04-24 | 2023-10-27 | 巩义市泛锐熠辉复合材料有限公司 | Fiber felt with heat insulation performance and preparation method thereof |
| CN114804818A (en) * | 2022-05-24 | 2022-07-29 | 巩义市泛锐熠辉复合材料有限公司 | Low-cost aerogel composite material and preparation method thereof |
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