CN105669093B - A kind of energy saving and environment friendly exterior wall cladding and preparation method thereof - Google Patents
A kind of energy saving and environment friendly exterior wall cladding and preparation method thereof Download PDFInfo
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- CN105669093B CN105669093B CN201410670402.2A CN201410670402A CN105669093B CN 105669093 B CN105669093 B CN 105669093B CN 201410670402 A CN201410670402 A CN 201410670402A CN 105669093 B CN105669093 B CN 105669093B
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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)
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Abstract
A kind of energy saving and environment friendly exterior wall cladding, including 20-30 parts by weight of cement, 40-50 parts by weight of silica flour, 5-12 parts by weight of flyash, 5-10 parts by weight of wood fibre, 0-1.5 parts by weight of hydroxypropyl methyl cellulose, 5-20 parts by weight of construction material waste material, 30-40 parts by weight of water.Wherein, the construction material waste material is the waste material generated and the waste material removed from building in construction material production process and building construction process, and in the particle form of 70 mesh of granularity ＞.The energy saving and environment friendly exterior wall cladding of the application substitutes other raw materials such as cement, silica flour, flyash, hydroxypropyl methyl cellulose using the construction material waste material of larger proportion, and identical properties of product can also be maintained while significantly reducing production cost.
Description
Technical field
This application involves building materials field, more particularly to a kind of energy saving and environment friendly exterior wall cladding mixed with construction material waste material and
Preparation method.
Background technology
Exterior wall cladding due to have many advantages, such as fire prevention, anti-corrosion, insulation, it is anti-aging, radiationless, be easy to engraving, in state
It is inside and outside to be widely applied.It is energy saving in order to adapt to the primary study exploitation that China proposes in " building energy conservation and green building "
The researchers of the policy of building materials and green building material, building materials field have been devoted to opening for energy saving and environment friendly exterior wall cladding
Hair, and the production method of the adding coal ash in the raw material for preparing exterior wall cladding is had developed, wherein the flyash added comes from
In the waste material that power plant fired coal combustion generates, therefore this production method realizes the two of waste material while ensureing product quality
Secondary utilization, it is achieving environmental protection and energy saving.Although existing exterior wall cladding can reduce the addition of other raw materials by adding coal ash
Amount, but the incorporation proportion of other raw materials is still bigger, can influence to squeeze out if the incorporation proportion for continuing to reduce other raw materials
The physical property of plank.Therefore existing exterior wall cladding is still unable to meet production producer to reducing the requirement of cost, and there is an urgent need for one
Kind can reduce production cost and energy saving and environment friendly exterior wall cladding of good performance and preparation method thereof.
Invention content
The first purpose of the application is to provide a kind of energy saving and environment friendly exterior wall cladding.
Energy saving and environment friendly exterior wall cladding provided herein includes each component of following parts by weight：
Wherein, the construction material waste material is in the particle form of 70 mesh of granularity ＞.
In the present invention, term " construction material waste material " is commonly referred to as construction material production process and building construction process
The waste material of middle generation and the waste material removed from building comprising but it is not limited to timber or bamboo wood, stone material, cement, coagulation
The waste material of the materials such as soil, brick and tile, ceramics, glass, composite material.
Before using construction material waste material, it usually needs by construction material waste material working process, such as pass through broken, grinding
It is made into the particle of 70 mesh of granularity ＞.
In some embodiments, the construction material waste material is wood waste, preferably rock mineral wool board waste material.
In some embodiments, the construction material waste material is cement waste material, preferably golden nation's board waste material or fiber water
Mud exterior wall board waste material or cement tile waste material.
In some embodiments, the construction material waste material is composite material waste material, preferably veneer waste.
In some embodiments, the cement is portland cement.
In some embodiments, the content of the hydroxypropyl methyl cellulose is 0.5-1.0 parts by weight.
The second purpose of the application is to provide a kind of preparation method of energy saving and environment friendly exterior wall cladding.
The preparation method of energy saving and environment friendly exterior wall cladding provided herein, it is existing using construction material waste material equivalent substitution
There is the amount of 5-20 parts by weight in exterior wall cladding raw material, wherein the construction material waste material is construction material production process and builds
The waste material generated in work progress and the waste material removed from building are built, and in the particle form of 70 mesh of granularity ＞.
In some embodiments, the preparation method of the energy saving and environment friendly exterior wall cladding, includes the following steps：
(1) respectively weigh the cement of 20-30 parts by weight, the silica flour of 40-50 parts by weight, 5-12 parts by weight flyash,
The wood fibre of 5-10 parts by weight, the hydroxypropyl methyl cellulose of 0-1.5 parts by weight, the construction material of 5-20 parts by weight are useless
The water of material and 30-40 parts by weight；
(2) load weighted wood fibre is put into blender and is stirred 10 seconds, mixing speed ＞ 700rpm, be then added and claim
Measured cement, silica flour, flyash, hydroxypropyl methyl cellulose, construction material waste material, continue stirring 90 seconds, and mixing speed is
＞ 700rpm finally add the wet stirring of water 95 seconds, and mixing speed ＞ 600rpm are discharged after stirring；
(3) kneaded and formed 180 seconds of the mixture that will be prepared by step (2), mediate rotating speed and are not less than 65rpm；
(4) the material block that will be prepared by step (3) is kneaded molding；
(5) the material block extrusion molding that will be prepared by step (4), extrusion vacuum degree are-0.08-- 0.10MPa, are finally obtained
Energy saving and environment friendly exterior wall cladding.
The energy saving and environment friendly exterior wall cladding of the application substitutes cement, silica flour, powder using the construction material waste material of larger proportion
Other raw materials such as coal ash, hydroxypropyl methyl cellulose can also maintain identical product while significantly reducing production cost
Energy.On the other hand, construction material waste material can derive from itself output of exterior wall cladding manufacturer, not only energy-saving ring of gathering materials on the spot
It protects, and the production cost of plank manufacturer can be further decreased.Meanwhile the energy saving and environment friendly exterior wall cladding of the application can
Select the construction material waste material type added more, the admixture content range of waste material is larger, i.e., has on admixture waste material very big
Elasticity, such as add wood waste when, although the intensity of plank can be reduced slightly, the toughness of plank can be increased；Add water
Mud waste material can allow in waste material unreacted cement further to carry out chemical reaction with raw material silica flour and generate calcium silicates, improve strong
Degree.
Specific implementation mode
Presently filed embodiment is described below by embodiment, it will be appreciated by the person skilled in the art that these
Specific embodiment only indicates to achieve the purpose that the application and the implementation technical solution that selects, is not to technical solution
Limitation.According to teachings of the present application, it is obvious to the improvement of technical scheme in conjunction with the prior art, belongs to the application
The range of 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 methods：
(1) dispensing：The amount of according to the form below 1 weighs cement, silica flour, flyash, wood fibre, hydroxypropyl methyl fiber respectively
Element, construction material waste material and water；
(2) it stirs：Load weighted wood fibre is put into pressure type blender and is stirred 10 seconds, mixing speed is
Then 750rpm is added load weighted cement, silica flour, flyash, hydroxypropyl methyl cellulose, construction material waste material, continues to stir
It mixes 90 seconds, mixing speed 750rpm, finally adds the wet stirring of water 95 seconds, mixing speed 6500rpm is discharged after stirring；
(3) it mediates：The mixture prepared by step (2) is put into kneader to mediate 180 seconds, kneading rotating speed is 65rpm；
(4) it is kneaded：The smaller material block prepared by step (3) is put into muller further to mediate, it is larger to prepare
Expect block；
(5) extrusion molding：The smaller material block prepared by step (4) is put into molding machine and carries out extrusion molding, is squeezed out
Vacuum degree is -0.09MPa, finally obtains 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 see the table below 1：
Construction material waste material wherein in embodiment 1-4 is respectively golden nation board waste material, fiber cement external wall panel waste material, water
Mud watt waste material, rock mineral wool board waste material.
Table 1
As can be seen from the above table, golden nation board waste material is added in embodiment 1, it is possible to reduce hydroxypropyl methyl cellulose is mixed
Add, this is because golden nation board waste material is not only to play the role of filling, more contains hydroxypropyl methyl fiber in golden nation's board waste material
Element is conducive to the extrusion of plank, reduces and squeezes out tearing.There are mica sheet etc., the increasings of mica sheet content in golden nation board waste material simultaneously
The intensity of plank can be enhanced by adding, and can also reduce the hygral expansion deformation of plank.Larger proportion is used in embodiment 2-4 respectively
Fiber cement external wall panel waste material, cement tile waste material, rock mineral wool board waste material, can also equivalent substitution cement, silica flour, flyash,
Other raw materials such as hydroxypropyl methyl cellulose.
By taking the energy saving and environment friendly exterior wall cladding prepared by embodiment 1 as an example, and it is not spiked with prepared by construction material waste material
Conventional exterior wall cladding carries out performance comparison, comparing result such as table 2：
Table 2
It can be seen that, other than hygroexpansivity, substituted from upper table with construction material waste material real made from the raw material of equivalent
It applies 1 plank of example and has reached physical property identical with conventional sheet.And the performance of 1 plank of embodiment is higher by professional standard very
It is more, therefore have prodigious elasticity on addition waste material, wood waste is such as added in the case where slightly reducing intensity, Ke Yizeng
The toughness of splice material；Cement works waste material is added, unreacted cement can be allowed further to carry out chemistry with the silica flour in formula
Reaction generates calcium silicates, improves intensity.
The foregoing is merely the preferred embodiments of the application, not to the application make in any form with substantial limit
System.Those skilled in the art, in the range of not departing from technical scheme, in using disclosed above technology
Hold and the equivalent variations of a little change, modification and differentiation made be the application equivalent embodiment；Meanwhile it is all according to this Shen
Substantial technological please is to change, modification and differentiation of any equivalent variations made by above example etc. in the application by weighing
Profit requires in the range of defining.
Claims (12)
1. a kind of energy saving and environment friendly exterior wall cladding, the energy saving and environment friendly exterior wall cladding is grouped by each group of following parts by weight
At：
Wherein, the construction material waste material is the waste material generated in construction material production process or building construction process or from building
The waste material removed on object, and in the particle form of 70 mesh of granularity ＞.
2. energy saving and environment friendly exterior wall cladding as described in claim 1, wherein the construction material waste material produces for construction material
Timber or bamboo wood being generated in process or building construction process or being removed from building, stone material, cement, concrete, brick and tile,
The waste material of ceramics, glass, composite material.
3. energy saving and environment friendly exterior wall cladding as described in claim 1, wherein the construction material waste material produces for construction material
Wood waste being generated in process or building construction process or being removed from building.
4. energy saving and environment friendly exterior wall cladding as described in claim 1, wherein the construction material waste material produces for construction material
Rock mineral wool board waste material being generated in process or building construction process or being removed from building.
5. energy saving and environment friendly exterior wall cladding as described in claim 1, wherein the construction material waste material produces for construction material
Cement waste material being generated in process or building construction process or being removed from building.
6. energy saving and environment friendly exterior wall cladding as described in claim 1, wherein the construction material waste material produces for construction material
Golden nation's board waste material or fiber cement external wall panel waste material being generated in process or building construction process or being removed from building or
Cement tile waste material.
7. energy saving and environment friendly exterior wall cladding as described in claim 1, wherein the construction material waste material produces for construction material
Composite material waste material being generated in process or building construction process or being removed from building.
8. energy saving and environment friendly exterior wall cladding as claimed in claim 7, wherein the construction material waste material produces for construction material
Veneer waste being generated in process or building construction process or being removed from building.
9. energy saving and environment friendly exterior wall cladding as described in claim 1, wherein the cement is portland cement.
10. energy saving and environment friendly exterior wall cladding as described in claim 1, wherein the content of the hydroxypropyl methyl cellulose is
0.5-1.0 parts by weight.
11. a kind of preparation method of energy saving and environment friendly exterior wall cladding as described in any one of claims 1 to 10, feature exist
In using the amount of 5-20 parts by weight in the existing exterior wall cladding raw material of construction material waste material equivalent substitution, wherein the building
Material waste is the waste material generated or the waste material removed from building in construction material production process or building construction process, and
And in the particle form of 70 mesh of granularity ＞.
12. the preparation method of energy saving and environment friendly exterior wall cladding as claimed in claim 11, includes the following steps：
(1) cement of 20-30 parts by weight, the silica flour of 40-50 parts by weight, the flyash of 5-12 parts by weight, 5-are weighed respectively
The wood fibre of 10 parts by weight, the hydroxypropyl methyl cellulose of 0-1.5 parts by weight, 5-20 parts by weight construction material waste material and
The water of 30-40 parts by weight；
(2) load weighted wood fibre is put into blender and is stirred 10 seconds, mixing speed ＞ 700rpm, be then added and weigh
Cement, silica flour, flyash, hydroxypropyl methyl cellulose, construction material waste material, continue stirring 90 seconds, mixing speed ＞
700rpm finally adds the wet stirring of water 95 seconds, and mixing speed ＞ 600rpm are discharged after stirring；
(3) kneaded and formed 180 seconds of the mixture that will be prepared by step (2), mediate rotating speed and are not less than 65rpm；
(4) the material block that will be prepared by step (3) is kneaded molding；
(5) the material block extrusion molding that will be prepared by step (4), extrusion vacuum degree are-0.08-- 0.10MPa, are finally obtained energy saving
Environment-friendly exterior wall hanging plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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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 CN105669093A (en) | 2016-06-15 |
| CN105669093B true CN105669093B (en) | 2018-07-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
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 |
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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 |
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