CN105669093A - Energy-saving environment-friendly exterior wall hanging plate and preparation method thereof - Google Patents
Energy-saving environment-friendly exterior wall hanging plate and preparation method thereof Download PDFInfo
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- CN105669093A CN105669093A CN201410670402.2A CN201410670402A CN105669093A CN 105669093 A CN105669093 A CN 105669093A CN 201410670402 A CN201410670402 A CN 201410670402A CN 105669093 A CN105669093 A CN 105669093A
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- exterior wall
- waste
- waste material
- energy saving
- wall cladding
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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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- Curing Cements, Concrete, And Artificial Stone (AREA)
- Finishing Walls (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
An energy-saving environment-friendly exterior wall hanging plate comprises 20-30 parts by weight of cement, 40-50 parts by weight of silica fume, 5-12 parts by weight of fly ash, 5-10 parts by weight of wood fibers, 0 to 1.5 parts by weight of hydroxypropyl methylcellulose, 5-20 parts by weight of building material waste and 30-40 parts by weight of water, wherein the building material waste is waste materials generated during production process of building materials and building and construction process and waste materials removed from buildings, and the building material waste is particles with the particle size greater than 70 mesh. A larger proportion of building material waste is used for replacement of the cement, the silica fume, the fly ash, the hydroxypropyl methylcellulose and other raw materials, and while significant reduction in production cost, same product performance can be maintained.
Description
Technical field
The application relates to building materials field, particularly a kind of being mixed with outside construction material waste material energy saving and environment friendlyWall link plate and preparation method thereof.
Background technology
Exterior wall cladding due to have fire prevention, anticorrosion, insulation, anti-aging, radiationless, be easy to engravingEtc. advantage, be at home and abroad widely applied. In order to adapt to China at " building energy conservation and green building "The primary study exploitation energy-saving building material of middle proposition and the policy of green building material, the researcher of building materials fieldBe devoted to the exploitation of energy saving and environment friendly exterior wall cladding always, and developed and prepared the former of exterior wall claddingThe production method of adding coal ash in material, wherein the flyash of admixture comes from power plant fired coal combustion generationWaste material, therefore this production method is ensureing to have realized in product quality the secondary utilization of waste material,Not only environmental protection but also energy-conservation. Although existing exterior wall cladding can reduce other raw materials by adding coal ashAddition, but other raw material to mix proportion still larger, reduce mixing of other raw materials if continueProportion can affect the physical property of extrusion board. Therefore existing exterior wall cladding still cannot meet productionProducer is to the requirement reducing costs, and needs that one can reduce production costs badly and well behaved energy saving and environment friendlyExterior wall cladding and preparation method thereof.
Summary of the invention
The first object of the application is to provide a kind of energy saving and environment friendly exterior wall cladding.
The energy saving and environment friendly exterior wall cladding that the application provides comprises each component of following parts by weight:
Wherein, described construction material waste material is granularity > 70 object particle form.
In the present invention, term " construction material waste material " is commonly referred to as construction material production process and buildsBuild the waste material producing in work progress and the waste material of removing from building, it includes but not limited to timberOr the waste material of the material such as bamboo wood, stone material, cement, concrete, brick and tile, pottery, glass, composite.
Utilizing before construction material waste material, conventionally the processing of construction material waste material need to be processed, as broken in passed throughBroken, grinding etc. is made into granularity > 70 object particles.
In some embodiments, described construction material waste material is wood waste, is preferably rock mineral wool board uselessMaterial.
In some embodiments, described construction material waste material is cement waste material, is preferably golden nation board waste materialOr fiber cement external wall panel waste material or cement tile waste material.
In some embodiments, described construction material waste material is composite waste material, is preferably glued boardWaste material.
In some embodiments, described cement is portland cement.
In some embodiments, the content of described hydroxypropyl methylcellulose is 0.5-1.0 weight portions.
The second object of the application is to provide a kind of preparation method of energy saving and environment friendly exterior wall cladding.
The preparation method of the energy saving and environment friendly exterior wall cladding that the application provides, uses construction material waste material etc.Amount substitutes the amount of 5-20 weight portions in existing exterior wall cladding raw material, wherein, and described construction material waste materialFor the waste material that produces in construction material production process and building construction process and remove from building uselessMaterial, and be granularity > 70 object particle form.
In some embodiments, the preparation method of described energy saving and environment friendly exterior wall cladding, comprises following stepRapid:
(1) weigh respectively cement, the silica flour of 40-50 weight portions, 5-12 weights of 20-30 weight portionsThe flyash of amount part, the wood fibre of 5-10 weight portions, the hydroxypropyl methyl fiber of 0-1.5 weight portionsElement, the construction material waste material of 5-20 weight portions and the water of 30-40 weight portions;
(2) load weighted wood fibre is put into mixer and stirred 10 seconds, mixing speed > 700rpm,Then add load weighted cement, silica flour, flyash, hydroxypropyl methylcellulose, construction material waste material,Continue to stir 90 seconds, mixing speed is > 700rpm, the wet stirring 95 seconds that finally add water, mixing speed >600rpm, stirs and finishes rear discharge;
(3) kneaded and formed 180 seconds of the mixture that will be prepared by step (2), mediates rotating speed and is not less than 65rpm;
(4) the material piece of being prepared by step (3) is mixed moulding;
(5) the material piece extrusion molding that will be prepared by step (4), extruding vacuum is-0.08--0.10MPa,Finally obtain energy saving and environment friendly exterior wall cladding.
The application's energy saving and environment friendly exterior wall cladding use larger proportion construction material waste material place of cement,Other raw materials such as silica flour, flyash, hydroxypropyl methylcellulose, in significantly reducing production costsCan also maintain identical properties of product. On the other hand, construction material waste material can derive from exterior wall cladding productionProducer self output, the not only energy-conserving and environment-protective of gathering materials on the spot, and can further reduce sheet material manufacturerProduction cost. Meanwhile, it is useless that the application's energy saving and environment friendly exterior wall cladding can be selected the construction material of admixtureMaterial kind is more, and the admixture content range of waste material is larger, on admixture waste material, has very large elasticity,During as admixture wood waste, although understand the intensity of slight reduction sheet material, can increase the toughness of sheet material;Admixture cement waste material, can allow unreacted cement in waste material further carry out chemical reaction with raw material silica flourGenerate calcium silicates, improve intensity.
Detailed description of the invention
Describe the application's embodiment below by embodiment, those skilled in the art should be familiar withArrive, these specific embodiments only show the object in order to reach the application and the enforcement technical scheme selected,It is not the restriction to technical scheme. According to the application's instruction, in conjunction with prior art to present techniquesThe improvement of scheme is obvious, all belongs to the scope of the application's protection.
Embodiment 1-4
The energy saving and environment friendly exterior wall cladding of the embodiment of the present application 1-4 is prepared by following method:
(1) batching: the amount of according to the form below 1 weighs respectively cement, silica flour, flyash, wood fibre, hydroxylPropyl methocel, construction material waste material and water;
(2) stir: load weighted wood fibre is put into pressure type mixer and stir 10 seconds, stirSpeed is 750rpm, then add load weighted cement, silica flour, flyash, hydroxypropyl methylcellulose,Construction material waste material, continues to stir 90 seconds, and mixing speed is 750rpm, the wet stirring 95 seconds that finally add water,Mixing speed is 6500rpm, stirs and finishes rear discharge;
(3) mediate: the mixture of being prepared by step (2) is put into kneader and mediate 180 seconds, mediateRotating speed is 65rpm;
(4) mix: the less material piece of being prepared by step (3) is put into muller and further mediate,With the larger material piece of preparation;
(5) extrusion molding: the less material piece of being prepared by step (4) is put into forming machine and squeezeGo out moulding, extruding vacuum is-0.09MPa finally to obtain the energy saving and environment friendly exterior wall cladding of finished product.
The constituent content of the energy saving and environment friendly exterior wall cladding of embodiment 1-4 sees the following form 1:
Wherein the construction material waste material in embodiment 1-4 is respectively golden nation board waste material, fiber cement external wall panelWaste material, cement tile waste material, rock mineral wool board waste material.
Table 1
As can be seen from the above table, in embodiment 1, admixture gold nation board waste material, can reduce hydroxypropyl methyl fibreTie up plain admixture, this is because golden nation board waste material is not only the effect of playing filling, in golden nation board waste materialMore contain hydroxypropyl methylcellulose, be conducive to extruding of sheet material, reduce to extrude and tear. Golden nation plate simultaneouslyIn waste material, have mica sheet etc., the increase of mica sheet content can strengthen the intensity of sheet material, can also reduceThe hygral expansion distortion of sheet material. In embodiment 2-4, use respectively the fiber cement external wall panel of larger proportion uselessMaterial, cement tile waste material, rock mineral wool board waste material, also can equivalent substitution cement, silica flour, flyash, hydroxylOther raw materials such as propyl methocel.
Taking the prepared energy saving and environment friendly exterior wall cladding of embodiment 1 as example, with admixture construction material waste material notPrepared conventional exterior wall cladding carries out performance comparison, and comparing result is as table 2:
Table 2
Can see from upper table, except hygroexpansivity, substitute the raw material of equivalent with construction material waste materialEmbodiment 1 sheet material making has reached the physical property identical with conventional sheet material. And embodiment 1 sheet materialPerformance to exceed professional standard a lot, therefore on add waste material, have very large elasticity, as added timberWaste material, the in the situation that of slight reduction intensity, can increase the toughness of sheet material; Add cement works waste material,Can allow unreacted cement further with formula in silica flour carry out chemical reaction generate calcium silicates, improveIntensity.
The foregoing is only the application's preferred embodiment, not the application is made any formal and realRestriction in matter. Those skilled in the art, not departing from the scope of present techniques scheme, when canThe a little change that utilizes disclosed above technology contents and make, the equivalent variations of modifying and developing areThe application's equivalent embodiment; Meanwhile, allly according to the application's essence technology, above embodiment is doneChange, modification and the differentiation etc. of any equivalent variations are all in the application's the scope being defined by claim.
Claims (9)
1. an energy saving and environment friendly exterior wall cladding, comprises each component of following parts by weight:
Wherein, described construction material waste material is granularity > 70 object particle form.
2. energy saving and environment friendly exterior wall cladding as claimed in claim 1, wherein, described construction material waste materialComprise the useless of timber or bamboo wood, stone material, cement, concrete, brick and tile, pottery, glass, compositeMaterial.
3. energy saving and environment friendly exterior wall cladding as claimed in claim 1, wherein, described construction material waste materialFor wood waste, be preferably rock mineral wool board waste material.
4. energy saving and environment friendly exterior wall cladding as claimed in claim 1, wherein, described construction material waste materialFor cement waste material, be preferably golden nation board waste material or fiber cement external wall panel waste material or cement tile waste material.
5. energy saving and environment friendly exterior wall cladding as claimed in claim 1, wherein, described construction material waste materialFor composite waste material, be preferably veneer waste.
6. energy saving and environment friendly exterior wall cladding as claimed in claim 1, wherein, described cement is silicateCement.
7. energy saving and environment friendly exterior wall cladding as claimed in claim 1, wherein, described hydroxypropyl methyl fibreTieing up plain content is 0.5-1.0 weight portions.
8. the preparation side of the energy saving and environment friendly exterior wall cladding as described in any one in claim 1 to 7Method, is characterized in that, uses 5-20 in the existing exterior wall cladding raw material of construction material waste material equivalent substitutionThe amount of weight portion, wherein, described construction material waste material is construction material production process and building construction processThe waste material of middle generation and the waste material of removing from building, and be granularity > 70 object particle form.
9. the preparation method of energy saving and environment friendly exterior wall cladding as claimed in claim 8, comprises the following steps:
(1) weigh respectively cement, the silica flour of 40-50 weight portions, 5-12 weights of 20-30 weight portionsThe flyash of amount part, the wood fibre of 5-10 weight portions, the hydroxypropyl methyl fiber of 0-1.5 weight portionsElement, the construction material waste material of 5-20 weight portions and the water of 30-40 weight portions;
(2) load weighted wood fibre is put into mixer and stirred 10 seconds, mixing speed > 700rpm,Then add load weighted cement, silica flour, flyash, hydroxypropyl methylcellulose, construction material waste material,Continue to stir 90 seconds, mixing speed is > 700rpm, the wet stirring 95 seconds that finally add water, mixing speed >600rpm, stirs and finishes rear discharge;
(3) kneaded and formed 180 seconds of the mixture that will be prepared by step (2), mediates rotating speed and is not less than 65rpm;
(4) the material piece of being prepared by step (3) is mixed moulding;
(5) the material piece extrusion molding that will be prepared by step (4), extruding vacuum is-0.08--0.10MPa,Finally obtain energy saving and environment friendly exterior wall cladding.
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| CN201410670402.2A CN105669093B (en) | 2014-11-20 | 2014-11-20 | A kind of energy saving and environment friendly exterior wall cladding and preparation method thereof |
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| CN201410670402.2A CN105669093B (en) | 2014-11-20 | 2014-11-20 | A kind of energy saving and environment friendly exterior wall cladding and preparation method thereof |
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| CN105669093A true CN105669093A (en) | 2016-06-15 |
| CN105669093B CN105669093B (en) | 2018-07-27 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107265950A (en) * | 2017-08-01 | 2017-10-20 | 合肥欧仕嘉机电设备有限公司 | A kind of preparation method of novel energy-saving construction material |
| CN107619234A (en) * | 2017-09-30 | 2018-01-23 | 镇江市太浪新材料科技有限公司 | Strong construction material of a kind of flexural capacity and preparation method thereof |
| CN109400015A (en) * | 2017-08-18 | 2019-03-01 | 北新集团建材股份有限公司 | A kind of fiber cement external wall panel and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1337372A (en) * | 2000-08-08 | 2002-02-27 | 北新建材(集团)有限公司 | Vacuum extrusion process and equipment of fiber reinforced cement board |
| CN101787779A (en) * | 2010-02-26 | 2010-07-28 | 中国建筑材料科学研究总院 | Environment-friendly exterior wall hanging plate doping with construction waste and preparation method thereof |
-
2014
- 2014-11-20 CN CN201410670402.2A patent/CN105669093B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1337372A (en) * | 2000-08-08 | 2002-02-27 | 北新建材(集团)有限公司 | Vacuum extrusion process and equipment of fiber reinforced cement board |
| CN101787779A (en) * | 2010-02-26 | 2010-07-28 | 中国建筑材料科学研究总院 | Environment-friendly exterior wall hanging plate doping with construction waste and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107265950A (en) * | 2017-08-01 | 2017-10-20 | 合肥欧仕嘉机电设备有限公司 | A kind of preparation method of novel energy-saving construction material |
| CN109400015A (en) * | 2017-08-18 | 2019-03-01 | 北新集团建材股份有限公司 | A kind of fiber cement external wall panel and preparation method thereof |
| CN107619234A (en) * | 2017-09-30 | 2018-01-23 | 镇江市太浪新材料科技有限公司 | Strong construction material of a kind of flexural capacity and preparation method thereof |
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| CN105669093B (en) | 2018-07-27 |
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