CN101139195A - Method for preparing inorganic heat preservation insulating board - Google Patents

Method for preparing inorganic heat preservation insulating board Download PDF

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Publication number
CN101139195A
CN101139195A CNA2007101461109A CN200710146110A CN101139195A CN 101139195 A CN101139195 A CN 101139195A CN A2007101461109 A CNA2007101461109 A CN A2007101461109A CN 200710146110 A CN200710146110 A CN 200710146110A CN 101139195 A CN101139195 A CN 101139195A
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CN
China
Prior art keywords
heat insulation
insulation plate
inorganic heat
parts
agent
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CNA2007101461109A
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Chinese (zh)
Inventor
吴家根
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吴家根
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Priority to CNA2007101461109A priority Critical patent/CN101139195A/en
Publication of CN101139195A publication Critical patent/CN101139195A/en
Pending legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02Compositions 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
    • C04B28/06Aluminous cements
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02Compositions 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
    • C04B28/04Portland cements
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20Resistance against chemical, physical or biological attack
    • C04B2111/28Fire resistance, i.e. materials resistant to accidental fires or high temperatures
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/91Use of waste materials as fillers for mortars or concrete

Abstract

The present invention belongs to the building energy-saving material field, in particular to relate to an inorganic heat-preservation and heat insulation plate and the corresponding preparation method; the inorganic heat-preservation and heat insulation plate consists of cement material; the components and the weight ratio in the preparation process are that: 40-55 percent of cement, 1-15 percent of powder coal ash, 0-15 percent of mine powder, 2-3 percent of tackiness agent, .2-0.3 percent of reinforcing fibre, 0.2-0.4 percent of surface active agent, 2-4 percent of thickening agent, 2-4 percent of foam agent and 35-45 percent of water. The inorganic heat-preservation and heat insulation plate is milled and matched with the materials and is milled according to the stated order. The present invention has the advantages of low cost, much better mechanical character, low heat-conductivity coefficient, not easy to be ignited and to be aged as well as convenient to be manufactured and produced in large scale.

Description

A kind of preparation method of inorganic heat insulation plate
Technical field
The invention belongs to the energy-saving building materials field, be specifically related to a kind of preparation method of inorganic heat insulation plate.
Background technology
In recent years, along with expanding economy, China progressively improves the attention degree of building energy saving field.China's production at present and the building heat preservation lagging material of using mostly are organic materials, and be typical in polystyrene plates, though styrofoam in use has good heat insulation effect as lagging material, construction technology is complicated, comprehensive cost is high; Simultaneously because the hydrophobic nature of styrofoam and conventional hydrophilic material incompatibility, cause its surface layer follow-up construction quality in addition to be difficult for guaranteeing, occur quality problems such as the surface layer mortar ftractures, comes off, hollowing easily, the use or the construction of the outer decoration of buildings such as face brick, coating constituted very big restriction.Other organic materialss such as granules of polystyrene thermal insulation mortar, polyurathamc plate, polyethylene foamed, expanded polypropylene etc., its common shortcoming are inflammable, easily aging.
Summary of the invention
The preparation method who the purpose of this invention is to provide that a kind of cost is low, good mechanical property, thermal conductivity are low, nonflammable, is difficult for the aged inorganic heat insulation plate.
For achieving the above object, the present invention has adopted following technical scheme: a kind of preparation method of inorganic heat insulation plate, and it comprises following steps:
A, be that the thickening material of the tensio-active agent of fortifying fibre, 0.2-0.4 part of tackiness agent, 0.2-0.3 part of water, 2-3 part of breeze, 35-45 part of flyash, 0-15 part of cement, 0-15 part of 40-55 part and 2-4 part adds stirrer and stirs with weight;
B, the whipping agent that adds 2-4 part again stir;
C, pour in the mould after above-mentioned gelling material stirred, natural curing under the room temperature obtains inorganic heat insulation plate after the sclerosis.
As shown from the above technical solution, this inorganic heat insulation plate is to form through stirring in certain sequence after being mixed by common gelling material, and its raw material sources are extensive, take easy and cost lower; The main body composition of this inorganic heat insulation plate is an inorganic materials, so it has the characteristics of difficult combustion and long service life with respect to organic materials, the present invention has also added fortifying fibre in inorganic materials, can improve the mechanical property of thermal insulation thermal insulation board significantly, this shows, the present invention has overcome many defectives of organic materials in the past, and it is low to have a cost, and good mechanical property, thermal conductivity is low, nonflammable and be difficult for the aged advantage; In addition, the present invention has also effectively utilized trade waste flyash and breeze, has not only reduced environmental pollution, also is convenient to carry out large-scale commercial production.
Embodiment
The present invention is made up of gelling material and other auxiliary materials, and the consumption of various components is cement 40-55 part when wherein preparing, flyash 0-15 part, breeze 0-15 part, tackiness agent 2-3 part, fortifying fibre 0.2-0.3 part, tensio-active agent 0.2-0.4 part, thickening material 2-4 part, whipping agent 2-4 part, water 35-45 part.
As preferred version of the present invention, described various components consumption in the preparation is 50 parts of cement, 10 parts in flyash, 10 parts of breezes, 3 parts of tackiness agent, 0.3 part of fortifying fibre, 0.3 part in tensio-active agent, 3 parts of thickening materials, 3 parts of whipping agents, 40 parts in water.Under the said ratio situation, can obtain to have better mechanical property and the low inorganic heat insulation plate of thermal conductivity.
In the process of preparation inorganic heat insulation plate, stirrings of can putting together simultaneously of cement, flyash, breeze, water, tackiness agent, fortifying fibre, tensio-active agent and thickening material also can add the stirrer stirring behind the mix and match in certain sequence.
As preferred version of the present invention, earlier cement, flyash and breeze are added stirrer and stir; Adding entry and tackiness agent again stirs; Adding fortifying fibre, tensio-active agent and thickening material then stirs.This alr mode can be so that the each component of inorganic heat insulation plate mixes comparatively evenly, and the material behavior of sheet material various piece will be consistent.
The churning time of above-mentioned each technological process is comparatively flexible, and as preferred version of the present invention, described water and tackiness agent add the back and stirred 1-1.5 minute; And then adding fortifying fibre, tensio-active agent and thickening material stirred 1.5-2 minute; Adding whipping agent at last stirred 1-1.5 minute.Above-mentioned way both can guarantee the mechanical property of inorganic heat insulation plate, can reduce churning time again, accelerated the preparation process.
Cement can have multiple choices, and as preferred version of the present invention, described cement is aluminosulfate cement or silicate cement.The silicate cement wide material sources, and have the characteristics of early-strong-fast-hard; Aluminosulfate cement also has good freeze proof, impervious and resistance to corrosion seawater, thereby has expanded the scope of application of the present invention greatly except that having early strong, high-strength characteristics.
Tackiness agent also can have multiple choices, and as preferred version of the present invention, described tackiness agent is polyvinyl alcohol or polyacrylamide.The clinging power of the aqueous solution of polyvinyl alcohol is extremely strong, has the advantage of safety non-toxic, and polyvinyl alcohol itself also has thermostability preferably, and oil resistant, weak acid resistant, weak base and organic solvent; The aqueous solution of polyacrylamide also has good adhesive property, it is specially adapted to have the bonding of polar group surface object, the inside cohesion performance of this inorganic heat insulation plate of polyvinyl alcohol or polyacrylamide application in the present invention raising the from the above makes that overall performance of the present invention is better.
Fortifying fibre also can have multiple choices, and as preferred version of the present invention, described fortifying fibre is polypropylene fibre or polyvinyl alcohol fiber or polyacrylonitrile fibre.In inorganic main material, mix fortifying fibre and can greatly improve the mechanical property of this inorganic heat insulation plate, and the used fortifying fibre of the present invention is the hydrophilic fibre through surface modification, can be scattered in equably in the slurry, thereby avoided the accumulation problem of fortifying fibre, further improved mechanical property of the present invention and overall performance.
Tensio-active agent also can have multiple choices, and as preferred version of the present invention, described tensio-active agent is a calcium stearate.Tensio-active agent can improve the flowing property of slurry, reduces or avoids adhesion friction effect to equipment, makes product surface bright and clean, described calcium stearate is drawn materials conveniently, and existing outer lubricating quality has interior lubricating quality again, can better improve the flowing property of slurry.
Thickening material also can have multiple choices, and as preferred version of the present invention, described thickening material is a magnesium chloride.Thickening material has the character of colloidalmaterial, and it can improve the physicals or the structural state of slurry, has to increase glutinous, thickening power, and magnesium chloride can play thickening power preferably in the present invention as a kind of inorganic thickening agent.
Whipping agent also can have multiple choices, and as preferred version of the present invention, described whipping agent is a hydrogen peroxide.Whipping agent can make and generate the hole in the plate body of this inorganic heat insulation plate, and then improve the mechanical property of this plate, both can under the situation that guarantees plate body intensity, reduce plate body weight, can reduce the thermal conductivity of this plate again, described hydrogen peroxide cost is low and foam performance good, is a kind of selection preferably.
Compared with prior art, beneficial effect of the present invention is embodied in:
1, the inorganic heat insulation plate of present method production has excellent heat insulation performance, and thermal conductivity is not more than 0.06W/m.k at normal temperatures;
2, the inorganic heat insulation plate of present method production has the favorable mechanical performance, and ultimate compression strength is not less than 0.4MPa;
3, the inorganic heat insulation plate produced of present method has good binding with construction wall and finish plaster, solved the organic insulation material exterior finish easily the surface layer mortar of appearance ftracture, come off, quality problems such as hollowing;
4, the inorganic heat insulation plate of present method production has effectively utilized trade waste flyash, ore deposit quarrel powder etc., meets the national sustainable development strategy.
Below the invention will be further described by embodiment:
Example one
With 40 parts of aluminosulfate cements, 15 parts of adding stirrers of flyash, to be pre-mixed 36.4 parts in uniform water again and add and stirred 1 minute for 2 parts as the polyvinyl alcohol of tackiness agent, and then add 0.2 part of polypropylene fibre as fortifying fibre, as 0.4 part of the calcium stearate of tensio-active agent, stirred 1.5 minutes for 2 parts as the magnesium chloride of thickening material, the hydrogen peroxide that adds at last as whipping agent stirred 1 minute for 4 parts, after stirring, pour in the mould, cut into the inorganic heat insulation plate that requires size after the sclerosis of natural curing at room temperature.
Example two
With 30 parts of aluminosulfate cements, 25 parts of adding stirrers of silicate cement, to be pre-mixed 35.5 parts in uniform water again and add and stirred 1.5 minutes for 3 parts as the polyvinyl alcohol of tackiness agent, and then add 0.3 part of polypropylene fibre as fortifying fibre, as 0.2 part of the calcium stearate of tensio-active agent, stirred 2 minutes for 4 parts as the magnesium chloride of thickening material, the hydrogen peroxide that adds at last as whipping agent stirred 1.5 minutes for 2 parts, after stirring, pour in the mould, cut into the inorganic heat insulation plate that requires size after the sclerosis of natural curing at room temperature.
Example three
With 40 parts of aluminosulfate cements, 15 parts of adding stirrers of breeze, to be pre-mixed 36 parts in uniform water again and add and stirred 1.2 minutes for 2.5 parts as the polyacrylamide of tackiness agent, and then add 0.2 part of polyvinyl alcohol fiber as fortifying fibre, as 0.3 part of the calcium stearate of tensio-active agent, stirred 1.8 minutes for 3 parts as the magnesium chloride of thickening material, the hydrogen peroxide that adds at last as whipping agent stirred 1.2 minutes for 3 parts, after stirring, pour in the mould, cut into the inorganic heat insulation plate that requires size after the sclerosis of natural curing at room temperature.
Example four
With 50 parts of aluminosulfate cements, 10 parts in flyash and 10 parts of adding stirrers of breeze, to be pre-mixed 40 parts in uniform water again and add and stirred 1.5 minutes for 2.5 parts as the polyacrylamide of tackiness agent, and then add 0.3 part of polyvinyl alcohol fiber as fortifying fibre, as 0.3 part of the calcium stearate of tensio-active agent, stirred 2 minutes for 3 parts as the magnesium chloride of thickening material, the hydrogen peroxide that adds at last as whipping agent stirred 1.5 minutes for 3 parts, after stirring, pour in the mould, cut into the inorganic heat insulation plate that requires size after the sclerosis of natural curing at room temperature.

Claims (10)

1. the preparation method of an inorganic heat insulation plate is characterized in that comprising following steps:
A, be that the thickening material of the tensio-active agent of fortifying fibre, 0.2-0.4 part of tackiness agent, 0.2-0.3 part of water, 2-3 part of breeze, 35-45 part of flyash, 0-15 part of cement, 0-15 part of 40-55 part and 2-4 part adds stirrer and stirs with weight;
B, the whipping agent that adds 2-4 part again stir;
C, pour in the mould after above-mentioned gelling material stirred, natural curing under the room temperature obtains inorganic heat insulation plate after the sclerosis.
2. the preparation method of inorganic heat insulation plate according to claim 1 is characterized in that: may further comprise the steps among the described step a:
(1) with weight is the cement of 40-55 part, the flyash of 0-15 part, the breeze adding stirrer stirring of 0-15 part earlier;
(2) again the water of 35-45 part, the tackiness agent of 2-3 part are added and stirring;
(3) and then add the fortifying fibre of 0.2-0.3 part, the tensio-active agent of 0.2-0.4 part and the thickening material of 2-4 part and stir.
3. the preparation method of inorganic heat insulation plate according to claim 1, it is characterized in that: the consumption of described various components is 50 parts of cement, 10 parts in flyash, 10 parts of breezes, 40 parts in water, 3 parts of tackiness agent, 0.3 part of fortifying fibre, 0.3 part in tensio-active agent, 3 parts of thickening materials, 3 parts of whipping agents.
4. the preparation method of inorganic heat insulation plate according to claim 1 and 2, it is characterized in that: described cement is aluminosulfate cement or silicate cement.
5. the preparation method of inorganic heat insulation plate according to claim 1 and 2, it is characterized in that: described tackiness agent is polyvinyl alcohol or polyacrylamide.
6. the preparation method of inorganic heat insulation plate according to claim 1 and 2, it is characterized in that: described fortifying fibre is polypropylene fibre or polyvinyl alcohol fiber or polyacrylonitrile fibre.
7. the preparation method of inorganic heat insulation plate according to claim 1 and 2, it is characterized in that: described tensio-active agent is a calcium stearate.
8. the preparation method of inorganic heat insulation plate according to claim 1 and 2, it is characterized in that: described thickening material is a magnesium chloride.
9. the preparation method of inorganic heat insulation plate according to claim 1 and 2, it is characterized in that: described whipping agent is a hydrogen peroxide.
10. inorganic heat insulation plate according to claim 2 is characterized in that: described water and tackiness agent add the back and stirred 1-1.5 minute; And then adding fortifying fibre, tensio-active agent and thickening material stirred 1.5-2 minute; Adding whipping agent at last stirred 1-1.5 minute.
CNA2007101461109A 2007-08-24 2007-08-24 Method for preparing inorganic heat preservation insulating board Pending CN101139195A (en)

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Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102211892A (en) * 2011-03-31 2011-10-12 山西巨元新型建材有限公司 Mortar thickening powder and preparation method and application thereof
CN101328055B (en) * 2008-07-03 2011-12-14 何白露 Composite silicate thermal insulation material
CN102424551A (en) * 2011-09-07 2012-04-25 重庆大学 Super light polymer foamed concrete and preparation method thereof
CN102603245A (en) * 2012-03-08 2012-07-25 上海天补建筑科技有限公司 Composite foaming cement heat-insulation plate material
CN102643062A (en) * 2012-04-10 2012-08-22 朔州市润臻新技术开发有限公司 Method for producing fly ash energy-saving fireproofing heat insulation board
CN102701780A (en) * 2012-05-18 2012-10-03 江苏沃因思建筑节能科技有限公司 Preparation method of polymer foamed cement heat-insulation board
CN102838374A (en) * 2012-09-17 2012-12-26 薛一冰 Foamed cement heat insulating material for exterior wall and preparation method thereof
CN103011725A (en) * 2012-12-24 2013-04-03 营口盼盼硅藻土科技有限公司 Fireproof diatomite plate and fabrication method thereof
CN103044067A (en) * 2013-01-18 2013-04-17 南京信息工程大学 Soft cement foam heat insulating material and preparation method thereof
CN104164940A (en) * 2014-08-07 2014-11-26 江苏尼高科技有限公司 Fabricated light composite wallboard and preparation method
CN104291767A (en) * 2014-09-11 2015-01-21 朱奎 Heat preservation board
CN104402510A (en) * 2014-11-22 2015-03-11 王铁石 Manufacturing method of light building board
CN104446629A (en) * 2014-12-18 2015-03-25 无锡伊诺永利文化创意有限公司 Composite foamed cement board
CN104478359A (en) * 2014-12-13 2015-04-01 广西科技大学 Process for preparing composite foamed cement board
CN104496527A (en) * 2014-12-13 2015-04-08 广西科技大学 Manufacturing method of composite foamed cement board
CN104529287A (en) * 2014-12-18 2015-04-22 无锡伊诺永利文化创意有限公司 Composite foamed cement plate
CN105948613A (en) * 2016-04-27 2016-09-21 安徽省淮畔新型建材科技有限公司 Composite solid lightweight wall panel
CN106892587A (en) * 2015-12-18 2017-06-27 天津拓展伟创材料研究有限公司 Light indoor prefabricated partition board and preparation method thereof
CN106966646A (en) * 2017-04-25 2017-07-21 刘忠全 Insulation material and preparation method thereof, warming plate and preparation method thereof
CN108374498A (en) * 2018-02-23 2018-08-07 邯郸市肥乡区钰鼎建材有限公司 A kind of inorganic fireproof heat insulating plate used for building exterior wall

Cited By (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101328055B (en) * 2008-07-03 2011-12-14 何白露 Composite silicate thermal insulation material
CN102211892A (en) * 2011-03-31 2011-10-12 山西巨元新型建材有限公司 Mortar thickening powder and preparation method and application thereof
CN102211892B (en) * 2011-03-31 2013-09-11 山西巨元新型建材有限公司 Mortar thickening powder and preparation method and application thereof
CN102424551A (en) * 2011-09-07 2012-04-25 重庆大学 Super light polymer foamed concrete and preparation method thereof
CN102603245A (en) * 2012-03-08 2012-07-25 上海天补建筑科技有限公司 Composite foaming cement heat-insulation plate material
CN102643062A (en) * 2012-04-10 2012-08-22 朔州市润臻新技术开发有限公司 Method for producing fly ash energy-saving fireproofing heat insulation board
CN102643062B (en) * 2012-04-10 2014-01-29 朔州市润臻新技术开发有限公司 Method for producing fly ash energy-saving fireproofing heat insulation board
CN102701780A (en) * 2012-05-18 2012-10-03 江苏沃因思建筑节能科技有限公司 Preparation method of polymer foamed cement heat-insulation board
CN102838374A (en) * 2012-09-17 2012-12-26 薛一冰 Foamed cement heat insulating material for exterior wall and preparation method thereof
CN103011725A (en) * 2012-12-24 2013-04-03 营口盼盼硅藻土科技有限公司 Fireproof diatomite plate and fabrication method thereof
CN103044067A (en) * 2013-01-18 2013-04-17 南京信息工程大学 Soft cement foam heat insulating material and preparation method thereof
CN104164940A (en) * 2014-08-07 2014-11-26 江苏尼高科技有限公司 Fabricated light composite wallboard and preparation method
CN104291767A (en) * 2014-09-11 2015-01-21 朱奎 Heat preservation board
CN104291767B (en) * 2014-09-11 2016-04-20 朱奎 A kind of warming plate
CN104402510A (en) * 2014-11-22 2015-03-11 王铁石 Manufacturing method of light building board
CN104478359A (en) * 2014-12-13 2015-04-01 广西科技大学 Process for preparing composite foamed cement board
CN104496527A (en) * 2014-12-13 2015-04-08 广西科技大学 Manufacturing method of composite foamed cement board
CN104446629A (en) * 2014-12-18 2015-03-25 无锡伊诺永利文化创意有限公司 Composite foamed cement board
CN104529287A (en) * 2014-12-18 2015-04-22 无锡伊诺永利文化创意有限公司 Composite foamed cement plate
CN106892587A (en) * 2015-12-18 2017-06-27 天津拓展伟创材料研究有限公司 Light indoor prefabricated partition board and preparation method thereof
CN105948613A (en) * 2016-04-27 2016-09-21 安徽省淮畔新型建材科技有限公司 Composite solid lightweight wall panel
CN106966646A (en) * 2017-04-25 2017-07-21 刘忠全 Insulation material and preparation method thereof, warming plate and preparation method thereof
CN108374498A (en) * 2018-02-23 2018-08-07 邯郸市肥乡区钰鼎建材有限公司 A kind of inorganic fireproof heat insulating plate used for building exterior wall

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