CN105060751A - Preparation method for lightweight heat-preserving fireproof sheet material by utilizing hollow glass microspheres - Google Patents
Preparation method for lightweight heat-preserving fireproof sheet material by utilizing hollow glass microspheres Download PDFInfo
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- CN105060751A CN105060751A CN201510431946.8A CN201510431946A CN105060751A CN 105060751 A CN105060751 A CN 105060751A CN 201510431946 A CN201510431946 A CN 201510431946A CN 105060751 A CN105060751 A CN 105060751A
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- hollow glass
- byproduct
- glass micropearl
- sheet material
- water
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- 239000011521 glass Substances 0.000 title claims abstract description 55
- 239000000463 material Substances 0.000 title claims abstract description 52
- 238000002360 preparation method Methods 0.000 title abstract description 3
- 239000004005 microsphere Substances 0.000 title abstract 6
- 239000006227 byproduct Substances 0.000 claims abstract description 56
- 238000000034 method Methods 0.000 claims abstract description 33
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 23
- 239000002245 particle Substances 0.000 claims abstract description 15
- 239000000835 fiber Substances 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000004568 cement Substances 0.000 claims abstract description 9
- 239000004744 fabric Substances 0.000 claims abstract description 6
- 238000003756 stirring Methods 0.000 claims abstract description 6
- 150000001875 compounds Chemical class 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000002203 pretreatment Methods 0.000 claims description 5
- 238000012216 screening Methods 0.000 claims description 5
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 4
- 229910001387 inorganic aluminate Inorganic materials 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 2
- 238000005660 chlorination reaction Methods 0.000 claims description 2
- 150000002148 esters Chemical class 0.000 claims description 2
- 150000002632 lipids Chemical class 0.000 claims description 2
- 239000002002 slurry Substances 0.000 abstract 2
- 229920003043 Cellulose fiber Polymers 0.000 abstract 1
- 238000004079 fireproofing Methods 0.000 abstract 1
- 238000007873 sieving Methods 0.000 abstract 1
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052938 sodium sulfate Inorganic materials 0.000 description 3
- 235000011152 sodium sulphate Nutrition 0.000 description 3
- 239000004793 Polystyrene Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000003469 silicate cement Substances 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000002910 solid waste Substances 0.000 description 2
- 238000004017 vitrification Methods 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical class OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910001570 bauxite Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- XYRAEZLPSATLHH-UHFFFAOYSA-N trisodium methoxy(trioxido)silane Chemical compound [Na+].[Na+].[Na+].CO[Si]([O-])([O-])[O-] XYRAEZLPSATLHH-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The invention discloses a preparation method for a lightweight heat-preserving fireproof sheet material by utilizing hollow glass microspheres. The method comprises the following steps: subjecting a hollow glass microspheres by-product to high-temperature glassification treatment by utilizing a vertical electric furnace at 800 to 1200 DEG C, and sieving out glassified particles with a particle size of more than 2 mm so as to obtain a glassification material of the hollow glass microsphere by-product; mixing 45% to 55% of the glassification material of the hollow glass microsphere by-product, 15% to 25% of cement, 3% to 5% of a waterproof agent, 1% to 2% of an early strength agent, 5% to 10% of cellulose fiber and 15% to 25% of water, and carrying out uniform stirring so as to prepare a slurry; laying a fiber gridding cloth in a mold, and pouring the prepared slurry into the mold; and carrying out demolding and then carrying out curing so as to prepare the lightweight heat-preserving fireproof sheet material provided by the invention. The lightweight heat-preserving fireproof sheet material provided by the invention has the advantages of high utilizability of the hollow glass microsphere by-product, low cost and simple process; and the prepared lightweight heat-preserving fireproof sheet material has the advantages of light volume weight, low thermal conductivity, high compressive strength, A-level fireproofing grade and good social benefits.
Description
Technical field
The invention belongs to industrial solid castoff and prepare building material product technical field, be specifically related to a kind of method utilizing the byproduct produced in hollow glass micropearl production to prepare light insulating fire proof weight sheet material.
Background technology
The total amount of China's building energy consumption rises year by year, ratio shared in energy aggregate consumption from last century late nineteen seventies 10%, rise to current 27%, move closer to three one-tenth.And show according to the research of science and technology department of Minstry of Housing and Urban-Rural Development of People Republic of China (MOHURD), along with the quickening of urbanization process and the improvement of people's living standard, China's architectural energy consumption ratio finally also will rise to about 35%.So large proportion, architectural energy consumption has greatly become the important restriction factor of China's Economic development.
Heat insulating process is carried out to external wall and has become the energy-saving manner generally adopted in building energy conservation.Conventional external-wall heat-insulation material has polystyrene block (EPS), extruded polystyrene board (XPS), spraying polyurethane (SPU), polycarbonate etc., these materials have the advantages such as light weight, heat insulation property be good, but greatest drawback is exactly fire savety difference, during burning, smog is large, toxicity is large.In addition, when organic-based material connects with inorganic substrate, building structure wall can produce because expanding with heat and contract with cold difference in conjunction with bad problem.Therefore inorganic materials is adopted to replace organic materials to become the inexorable trend of construction wall lagging material development.
A kind of bag-type dust by product that hollow glass micropearl byproduct produces when being product-collecting in hollow glass micropearl production process, that hollow glass micropearl produces the inevitable a kind of industrial solid wastes produced in process of air delivery, particle diameter is generally below 10 microns, and its main chemical compositions is SiO
2, Na
2o, CaO, the Al in addition also containing minute quantity
2o
3, MgO, K
2o, Fe
2o
3, the metal oxide such as ZnO.Hollow glass micropearl byproduct has that particle diameter is little, complicated component and active strong, re-use the features such as difficulty, often take underground land-fill method to process, not only cause the wasting of resources, also there is the hidden danger of contaminate environment.And find through experiment, by high-temperature fusion-expansion vitrification process, hollow glass micropearl byproduct can be converted into true density at 0.1g/cm
3~ 0.3g/cm
3, particle diameter can reach the airtight spherical light material of hollow of 0.5MPa in 0.028W/ (mK) ~ 0.065W/ (mK), intensity at 0.1mm ~ 2mm, thermal conductivity.The excellent properties such as this material thermal conductivity is low, intensity is high and it is fire-retardant to have, sound insulation prepare the excellent functional stuffing of light insulating fire proof weight sheet material, but owing to being that solid waste re-uses, its cost is low.Therefore, hollow glass micropearl byproduct is significant for the preparation of light insulating fire proof weight sheet material, yet there are no the report about the party face and patent appearance.
Summary of the invention
Object of the present invention is exactly for the above-mentioned problems in the prior art, and provide a kind of cost low, be easy to industrializing implementation and utilize hollow glass micropearl byproduct to prepare the method for light insulating fire proof weight sheet material, to make full use of during hollow glass micropearl is produced the byproduct produced, reduce the waste of resource.
The present invention utilizes hollow glass micropearl byproduct to prepare the method for light insulating fire proof weight sheet material, it is characterized in that comprising the following steps:
(1) hollow glass micropearl byproduct pre-treatment: at 800 DEG C ~ 1200 DEG C, vertical electric furnace is utilized to carry out high temperature vitreous process to hollow glass micropearl byproduct, and particle diameter is greater than the particle of more than 2mm after screening out vitreous process, obtain hollow glass micropearl byproduct vitreous material;
(2) compound is prepared: by product total weight percent by the hollow glass micropearl byproduct vitreous material of 45% ~ 55%, the cement of 15% ~ 25%, the water-resisting agent of 3% ~ 5%, the hardening accelerator of 1% ~ 2%, the cellulosic fibre of 5% ~ 10% and the water mixing and stirring of 15% ~ 25%, obtained slip;
(3) lay fibrous mesh cloth in a mold, slip obtained in step (2) is poured in mould;
(4) form removal is after maintenance, i.e. obtained light insulating fire proof weight sheet material of the present invention.
A kind of bag-type dust by product---the industrial dust that described hollow glass micropearl byproduct produces when being product-collecting in hollow glass micropearl production process.Certainly, also can be dedusting by product---the industrial dust that other fly-ash separators obtain.
In (2) step, the weight percent of each raw material is preferably: hollow glass micropearl byproduct vitreous material 48% ~ 52%, cement 16% ~ 20%, water-resisting agent 3% ~ 5%, hardening accelerator 1% ~ 2%, cellulosic fibre 6% ~ 10%, water 16% ~ 21%.
The weight percent of each raw material is optimized for further: hollow glass micropearl byproduct vitreous material 52%, cement 20%, water-resisting agent 4%, hardening accelerator 2%, cellulosic fibre 6%, water 16%.
Described water-resisting agent is one or both and above mixture in inorganic aluminate water-proof agent, lipid acid and its esters water-resisting agent, silicone based water-resisting agent, preferred silicone based water-resisting agent.
Described hardening accelerator is a kind of in chlorination system hardening accelerator or vitriol system hardening accelerator or their mixture, preferably sulfuric acid salt system hardening accelerator.
Compared with prior art, the method that the present invention utilizes hollow glass micropearl byproduct to prepare light insulating fire proof weight sheet material has the following advantages:
(1) the inventive method can reach more than 90% to hollow glass micropearl by-product utilization rate, avoids the wasting of resources, is beneficial to environmental protection;
(2) features such as the hollow glass micropearl byproduct of expansion vitrification has lightweight, high-strength, thermal conductivity is low, surperficial vitreous is airtight, make prepared light insulating fire proof weight heat preservation of board and soundproof effect is good, intensity is high, water-intake rate is low, fire resistance is good, and product performance are stablized;
(3) the light insulating fire proof weight sheet material prepared by, unit weight 250kg/m
3~ 350kg/m
3, thermal conductivity 0.065W/ (mK) ~ 0.095W/ (mK), ultimate compression strength 300kg/cm
2~ 400kg/cm
2, meet naked light and do not burn, do not smolder, fire resistance A level;
(4) the light insulating fire proof weight board cost prepared of the present invention is cheap, technique simple, is easy to industrializing implementation.
Embodiment
For further describing the present invention, below in conjunction with embodiment, the method that the present invention utilizes hollow glass micropearl byproduct to prepare light insulating fire proof weight sheet material is elaborated.
Embodiment 1:
(1) hollow glass micropearl byproduct pre-treatment: at 800 DEG C ~ 1200 DEG C, vertical electric furnace is utilized to carry out high temperature vitreous process to hollow glass micropearl byproduct, and particle diameter is greater than the particle of more than 10 orders (that is: 2mm) after screening out vitreous process, obtain hollow glass micropearl byproduct vitreous material;
(2) compound is prepared: by product total weight percent by the hollow glass micropearl byproduct vitreous material of 48%, the bauxite cement of 16%, the sodium methyl silicate water-resisting agent of 5%, the sodium sulfate hardening accelerator of 1%, the cellulosic fibre of 10% and the water mixing and stirring of 20%, obtained slip;
(3) lay mesh size 5mm × 5mm fibrous mesh cloth in a mold, slip obtained in step (2) is poured in mould;
(4) form removal after 20 days, namely obtains light insulating fire proof weight sheet material of the present invention through maintenance.
This light insulating fire proof weight sheet material unit weight is 330kg/m
3, thermal conductivity is 0.077W/ (mK), ultimate compression strength 380kg/cm
2, meet naked light and do not burn, do not smolder, fire resistance is A level.
Embodiment 2:
(1) hollow glass micropearl byproduct pre-treatment: at 800 DEG C ~ 1200 DEG C, vertical electric furnace is utilized to carry out high temperature vitreous process to hollow glass micropearl byproduct, and particle diameter is greater than the particle of more than 10 orders after screening out vitreous process, obtain hollow glass micropearl byproduct vitreous material;
(2) compound is prepared: by product total weight percent by the hollow glass micropearl byproduct vitreous material of 50%, the silicate cement of 18%, the inorganic aluminate water-proof agent of 3%, the sodium sulfate hardening accelerator of 2%, the cellulosic fibre of 6% and the water mixing and stirring of 21%, obtained slip;
(3) lay fiberglass gridding cloth in a mold, slip obtained in step (2) is poured in mould;
(4) form removal after 20 days, namely obtains light insulating fire proof weight sheet material of the present invention through maintenance.
This light insulating fire proof weight sheet material unit weight is 310kg/m
3, thermal conductivity is 0.071W/ (mK), ultimate compression strength 360kg/cm
2, meet naked light and do not burn, do not smolder, fire resistance is A level.
Embodiment 3:
(1) hollow glass micropearl byproduct pre-treatment: at 800 DEG C ~ 1200 DEG C, vertical electric furnace is utilized to carry out high temperature vitreous process to hollow glass micropearl byproduct, and particle diameter is greater than the particle of more than 10 orders after screening out vitreous process, obtain hollow glass micropearl byproduct vitreous material;
(2) compound is prepared: by product total weight percent by the hollow glass micropearl byproduct vitreous material of 52%, the silicate cement of 20%, the sodium ethylsiliconate water-resisting agent of 4%, the sodium sulfate hardening accelerator of 2%, the cellulosic fibre of 6% and the water mixing and stirring of 16%, obtained slip;
(3) lay fiberglass gridding cloth in a mold, slip obtained in step (2) is poured in mould;
(4) form removal after 20 days, namely obtains light insulating fire proof weight sheet material of the present invention through maintenance.
This light insulating fire proof weight sheet material unit weight is 290kg/m
3, thermal conductivity is 0.068W/ (mK), ultimate compression strength 352kg/cm
2, meet naked light and do not burn, do not smolder, fire resistance is A level.
Light insulating fire proof weight sheet material of the present invention has that good plasticity-(saw, nail, plane, bore), construction are simple, light weight, resistance toly to portray, anti-impact pressure, ageing-resistant.
Table 1 is each weight percentages of components (%) of embodiment 4-8, and its processing step is with embodiment 1.
The each weight percentages of components of table 1 embodiment 4-8 (%)
Note: A-hollow glass micropearl byproduct vitreous material, B-cement, C-water-resisting agent, D-hardening accelerator, E-cellulosic fibre, F-water.
Above embodiment is only exemplary embodiment of the present invention, and be not used in restriction the present invention, protection scope of the present invention is defined by the claims.Those skilled in the art can in essence of the present invention and protection domain, and make various amendment or equivalent replacement to the present invention, this amendment or equivalent replacement also should be considered as dropping in protection scope of the present invention.
Claims (7)
1. utilize hollow glass micropearl byproduct to prepare a method for light insulating fire proof weight sheet material, it is characterized in that comprising the following steps:
(1) hollow glass micropearl byproduct pre-treatment: at 800 DEG C ~ 1200 DEG C, vertical electric furnace is utilized to carry out high temperature vitreous process to hollow glass micropearl byproduct, and particle diameter is greater than the particle of more than 2mm after screening out vitreous process, obtain hollow glass micropearl byproduct vitreous material;
(2) compound is prepared: by product total weight percent by the hollow glass micropearl byproduct vitreous material of 45% ~ 55%, the cement of 15% ~ 25%, the water-resisting agent of 3% ~ 5%, the hardening accelerator of 1% ~ 2%, the cellulosic fibre of 5% ~ 10% and the water mixing and stirring of 15% ~ 25%, obtained slip;
(3) lay fibrous mesh cloth in a mold, slip obtained in step (2) is poured in mould;
(4) form removal is after maintenance, i.e. obtained light insulating fire proof weight sheet material of the present invention.
2. utilize hollow glass micropearl byproduct to prepare the method for light insulating fire proof weight sheet material as claimed in claim 1; it is characterized in that in (2) step; the weight percent of each raw material is: hollow glass micropearl byproduct vitreous material 48% ~ 52%; cement 16% ~ 20%; water-resisting agent 3% ~ 5%; hardening accelerator 1% ~ 2%, cellulosic fibre 6% ~ 10%, water 16% ~ 21%.
3. utilize hollow glass micropearl byproduct to prepare the method for light insulating fire proof weight sheet material as claimed in claim 2, it is characterized in that the weight percent of each raw material is: hollow glass micropearl byproduct vitreous material 52%, cement 20%; water-resisting agent 4%; hardening accelerator 2%, cellulosic fibre 6%, water 16%.
4. the hollow glass micropearl byproduct that utilizes as described in claim 1,2 or 3 prepares the method for light insulating fire proof weight sheet material, it is characterized in that: described water-resisting agent is one or both and above mixture in inorganic aluminate water-proof agent, lipid acid and its esters water-resisting agent, silicone based water-resisting agent.
5. utilize hollow glass micropearl byproduct to prepare the method for light insulating fire proof weight sheet material as claimed in claim 4, it is characterized in that: described water-resisting agent is silicone based water-resisting agent.
6. the method utilizing hollow glass micropearl byproduct to prepare light insulating fire proof weight sheet material according to claim 5, is characterized in that: described hardening accelerator is a kind of in chlorination system hardening accelerator or vitriol system hardening accelerator or their mixture.
7. utilize hollow glass micropearl byproduct to prepare the method for light insulating fire proof weight sheet material as claimed in claim 6, it is characterized in that: described hardening accelerator is vitriol system hardening accelerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510431946.8A CN105060751B (en) | 2015-07-22 | 2015-07-22 | Preparation method for lightweight heat-preserving fireproof sheet material by utilizing hollow glass microspheres |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510431946.8A CN105060751B (en) | 2015-07-22 | 2015-07-22 | Preparation method for lightweight heat-preserving fireproof sheet material by utilizing hollow glass microspheres |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105060751A true CN105060751A (en) | 2015-11-18 |
| CN105060751B CN105060751B (en) | 2017-04-26 |
Family
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112341068A (en) * | 2020-10-28 | 2021-02-09 | 梁光艳 | Concrete preparation process |
| CN112341247A (en) * | 2020-11-10 | 2021-02-09 | 中钢集团马鞍山矿山研究总院股份有限公司 | Method for preparing heat-preservation and decoration integrated wall material by utilizing solid wastes |
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| JPH11171661A (en) * | 1997-12-16 | 1999-06-29 | Agency Of Ind Science & Technol | Foam material using burnt ash slag glass |
| US20040089204A1 (en) * | 2000-05-24 | 2004-05-13 | Martin Baeuml | Cement-bound active substance |
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| CN102797299A (en) * | 2012-07-11 | 2012-11-28 | 江苏尼高科技有限公司 | Insulation board made of fiber reinforced composites and preparation method of insulation board |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11171661A (en) * | 1997-12-16 | 1999-06-29 | Agency Of Ind Science & Technol | Foam material using burnt ash slag glass |
| US20040089204A1 (en) * | 2000-05-24 | 2004-05-13 | Martin Baeuml | Cement-bound active substance |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112341068A (en) * | 2020-10-28 | 2021-02-09 | 梁光艳 | Concrete preparation process |
| CN112341247A (en) * | 2020-11-10 | 2021-02-09 | 中钢集团马鞍山矿山研究总院股份有限公司 | Method for preparing heat-preservation and decoration integrated wall material by utilizing solid wastes |
| CN112341247B (en) * | 2020-11-10 | 2023-01-20 | 中钢集团马鞍山矿山研究总院股份有限公司 | Method for preparing heat-preservation and decoration integrated wall material by utilizing solid wastes |
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|---|---|
| CN105060751B (en) | 2017-04-26 |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 243000 Xitang Road, Ma'anshan Economic Development Zone, Anhui, No. 666 Co-patentee after: SINOSTEEL MAANSHAN NEW MATERIAL TECHNOLOGY Co.,Ltd. Patentee after: MAANSHAN Mine Research Institute Co.,Ltd. Address before: 243000 No. 666, Xitang Road, Ma'anshan economic and Technological Development Zone, Anhui, China Co-patentee before: SINOSTEEL MAANSHAN NEW MATERIAL TECHNOLOGY Co.,Ltd. Patentee before: SINOSTEEL MAANSHAN INSTITUTE OF MINING RESEARCH Co.,Ltd. |