CN104310946B - A kind of coal ash heat-preservation material and preparation method thereof - Google Patents
A kind of coal ash heat-preservation material and preparation method thereof Download PDFInfo
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- CN104310946B CN104310946B CN201410549234.1A CN201410549234A CN104310946B CN 104310946 B CN104310946 B CN 104310946B CN 201410549234 A CN201410549234 A CN 201410549234A CN 104310946 B CN104310946 B CN 104310946B
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- coal ash
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- ash heat
- glass fibre
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- 239000000463 material Substances 0.000 title claims abstract description 34
- 239000010883 coal ash Substances 0.000 title claims abstract description 31
- 238000004321 preservation Methods 0.000 title claims abstract description 31
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 239000003365 glass fiber Substances 0.000 claims abstract description 23
- 239000010881 fly ash Substances 0.000 claims abstract description 21
- 238000003756 stirring Methods 0.000 claims abstract description 16
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims abstract description 12
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims abstract description 12
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000003610 charcoal Substances 0.000 claims abstract description 11
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000004202 carbamide Substances 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 4
- 239000003513 alkali Substances 0.000 claims description 14
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims description 7
- 229910001948 sodium oxide Inorganic materials 0.000 claims description 7
- 238000011056 performance test Methods 0.000 description 5
- 239000002956 ash Substances 0.000 description 3
- 239000010754 BS 2869 Class F Substances 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 231100000481 chemical toxicant Toxicity 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
- C04B33/135—Combustion residues, e.g. fly ash, incineration waste
- C04B33/1352—Fuel ashes, e.g. fly ash
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/71—Ceramic products containing macroscopic reinforcing agents
- C04B35/78—Ceramic products containing macroscopic reinforcing agents containing non-metallic materials
- C04B35/80—Fibres, filaments, whiskers, platelets, or the like
- C04B35/82—Asbestos; Glass; Fused silica
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/52—Constituents or additives characterised by their shapes
- C04B2235/5208—Fibers
- C04B2235/5216—Inorganic
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/60—Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
-
- 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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Dispersion Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
- Thermal Insulation (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The invention discloses a kind of coal ash heat-preservation material and preparation method thereof, this coal ash heat-preservation material, comprises the component of following weight part: flyash 60-65 part, glass fibre 15-18 part, monostearate 10-13 part, charcoal 5-10 part, polynite 5-8 part, rosin 5-7 part and vulcabond 0.05-0.8 part.Present invention also offers a kind of preparation method of coal ash heat-preservation material, the method comprises the following steps: (1) takes flyash 60-65 weight part, glass fibre 15-18 weight part, monostearate 10-13 weight part, charcoal 5-10 weight part, polynite 5-8 weight part and urea 0-3 weight part; (2) said components is added in high pressure homogenizer, at 75-80 DEG C, stir 20min; (3) add rosin 5-7 weight part and vulcabond 0.05-0.8 weight part successively, stir, at 880-910 DEG C, fire 2-3 hour, obtain coal ash heat-preservation material.
Description
Technical field
The invention belongs to field of energy source materials, particularly a kind of coal ash heat-preservation material and preparation method thereof.
Background technology
Flyash, be receive to catch the thin ash got off from the flue gas after coal combustion, flyash is the primary solids refuse that coal-burning power plant discharges.Flyash have Class F fly ash and high-calcium fly ass point.The color of usual high-calcium fly ass is partially yellow, and the color of Class F fly ash is partially grey.
Fly ash grain is multi-hole type cellular tissue, and specific surface area is comparatively large, and have higher adsorption activity, the particle size range of particle is 0.5 ~ 300 μm.And Zhu Bi has vesicular structure, porosity, up to 50%-80%, has very strong water-absorbent.
The main oxides of power plants flyash consists of: SiO
2, Al
2o
3, FeO, Fe
2o
3, CaO, TiO
2deng.The main source of flyash take coal dust as thermal power plant and the concentrated supply of heating in the city boiler of fuel, and wherein more than 90% is wet ash discharge, and activity comparatively dry ash is low, and water wasting expense is electric, contaminate environment, is also unfavorable for fully utilizing.
Along with the development of power industry, the flyash quantity discharged of coal-burning power plant increases year by year.River can be caused to silt up if enter water system, and toxic chemical substance wherein also can work the mischief to human body and biology.
Summary of the invention
For above-mentioned demand, the object of this invention is to provide a kind of coal ash heat-preservation material and preparation method thereof.
Object of the present invention can be achieved through the following technical solutions:
A kind of coal ash heat-preservation material, comprises the component of following weight part:
Flyash 60-65 part,
Glass fibre 15-18 part,
Monostearate 10-13 part,
Charcoal 5-10 part,
Polynite 5-8 part,
Rosin 5-7 part,
Vulcabond 0.05-0.8 part.
Described component also comprises urea 0-3 weight part.
Described glass fibre is medium-alkali glass fibre.
In described medium-alkali glass fibre, the content of sodium oxide is 8wt%.
A preparation method for coal ash heat-preservation material, the method comprises the following steps:
(1) flyash 60-65 weight part, glass fibre 15-18 weight part, monostearate 10-13 weight part, charcoal 5-10 weight part, polynite 5-8 weight part and urea 0-3 weight part is taken;
(2) said components is added in high pressure homogenizer, at 75-80 DEG C, stir 20min;
(3) add rosin 5-7 weight part and vulcabond 0.05-0.8 weight part successively, stir, at 880-910 DEG C, fire 2-3 hour, obtain coal ash heat-preservation material.
Described in step (2), the pressure of high pressure homogenizer is 20MPa.
Compared with prior art, its beneficial effect is in the present invention:
(1) prices of raw and semifnished materials of coal ash heat-preservation material that obtain of the present invention are cheap, make this kind of original contaminate environment of flyash and affect the meal of Air quality, can effectively re-use.
(2) the coal ash heat-preservation material that the present invention obtains is environmental friendliness shaped material, adds glass fibre, vulcabond and rosin in preparation process, makes this insulation while having good heat-insulating property, has good mechanical strength.
(3) the present invention prepares the method for coal ash heat-preservation material simply, and raw material is easy to get, and whole preparation process environmentally safe.
Embodiment
Below in conjunction with embodiment, the present invention is further illustrated.
Embodiment 1
(1) flyash 60kg, medium-alkali glass fibre 15kg, monostearate 13kg, charcoal 5kg, polynite 5kg and urea 3kg is taken;
(2) said components is added in high pressure homogenizer, 75 DEG C, stir 20min under 20MPa pressure;
(3) add rosin 5kg and vulcabond 0.4kg successively, stir, at 880 DEG C, fire 2 hours, obtain coal ash heat-preservation material;
Wherein, in medium-alkali glass fibre, the content of sodium oxide is 8wt%.
The performance test results of obtained coal ash heat-preservation material is as shown in table 1.
Embodiment 2
(1) flyash 65kg, medium-alkali glass fibre 18kg, monostearate 10kg, charcoal 10kg, polynite 8kg and urea 2kg is taken;
(2) said components is added in high pressure homogenizer, 80 DEG C, stir 20min under 20MPa pressure;
(3) add rosin 7kg and vulcabond 0.5kg successively, stir, at 890 DEG C, fire 3 hours, obtain coal ash heat-preservation material;
Wherein, in medium-alkali glass fibre, the content of sodium oxide is 8wt%.
The performance test results of obtained coal ash heat-preservation material is as shown in table 1.
Embodiment 3
(1) flyash 62kg, medium-alkali glass fibre 16kg, monostearate 12kg, charcoal 8kg, polynite 6kg and urea 1kg is taken;
(2) said components is added in high pressure homogenizer, 78 DEG C, stir 20min under 20MPa pressure;
(3) add rosin 6kg and vulcabond 0.05kg successively, stir, at 900 DEG C, fire 2 hours, obtain coal ash heat-preservation material;
Wherein, in medium-alkali glass fibre, the content of sodium oxide is 8wt%.
The performance test results of obtained coal ash heat-preservation material is as shown in table 1.
Embodiment 4
(1) flyash 60kg, medium-alkali glass fibre 18kg, monostearate 13kg, charcoal 6kg and polynite 8kg is taken;
(2) said components is added in high pressure homogenizer, 80 DEG C, stir 20min under 20MPa pressure;
(3) add rosin 5kg and vulcabond 0.8kg successively, stir, at 880 DEG C, fire 3 hours, obtain coal ash heat-preservation material;
Wherein, in medium-alkali glass fibre, the content of sodium oxide is 8wt%.
The performance test results of obtained coal ash heat-preservation material is as shown in table 1.
Embodiment 5
(1) flyash 65kg, alkali free glass fibre 18kg, monostearate 10kg, charcoal 10kg, polynite 5kg and urea 1kg is taken;
(2) said components is added in high pressure homogenizer, 78 DEG C, stir 20min under 20MPa pressure;
(3) add rosin 7kg and vulcabond 0.05kg successively, stir, at 910 DEG C, fire 2 hours, obtain coal ash heat-preservation material;
Wherein, in medium-alkali glass fibre, the content of sodium oxide is 8wt%.
The performance test results of obtained coal ash heat-preservation material is as shown in table 1.
Table 1
The invention is not restricted to embodiment here, those skilled in the art, according to announcement of the present invention, do not depart from improvement that scope makes and amendment all should within protection scope of the present invention.
Claims (6)
1. a coal ash heat-preservation material, is characterized in that, comprises the component of following weight part:
Flyash 60-65 part,
Glass fibre 15-18 part,
Monostearate 10-13 part,
Charcoal 5-10 part,
Polynite 5-8 part,
Rosin 5-7 part,
Vulcabond 0.05-0.8 part.
2. coal ash heat-preservation material according to claim 1, it is characterized in that, described component also comprises urea 0-3 weight part.
3. coal ash heat-preservation material according to claim 1, it is characterized in that, described glass fibre is medium-alkali glass fibre.
4. coal ash heat-preservation material according to claim 3, it is characterized in that, in described medium-alkali glass fibre, the content of sodium oxide is 8wt%.
5. a preparation method for coal ash heat-preservation material, is characterized in that, the method comprises the following steps:
(1) flyash 60-65 weight part, glass fibre 15-18 weight part, monostearate 10-13 weight part, charcoal 5-10 weight part, polynite 5-8 weight part and urea 0-3 weight part is taken;
(2) said components is added in high pressure homogenizer, at 75-80 DEG C, stir 20min;
(3) add rosin 5-7 weight part and vulcabond 0.05-0.8 weight part successively, stir, at 880-910 DEG C, fire 2-3 hour, obtain coal ash heat-preservation material.
6. the preparation method of coal ash heat-preservation material according to claim 5, is characterized in that, described in step (2), the pressure of high pressure homogenizer is 20MPa.
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| CN201410549234.1A CN104310946B (en) | 2014-10-16 | 2014-10-16 | A kind of coal ash heat-preservation material and preparation method thereof |
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| CN201410549234.1A CN104310946B (en) | 2014-10-16 | 2014-10-16 | A kind of coal ash heat-preservation material and preparation method thereof |
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| CN104310946A CN104310946A (en) | 2015-01-28 |
| CN104310946B true CN104310946B (en) | 2016-02-24 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106116473A (en) * | 2016-06-23 | 2016-11-16 | 温州德业化工有限公司 | A kind of insulation material and preparation method thereof |
| CN107365137A (en) * | 2017-08-02 | 2017-11-21 | 合肥广民建材有限公司 | A kind of flyash fire-retardant heat-insulation material and preparation method thereof |
| CZ31037U1 (en) * | 2017-08-04 | 2017-09-19 | Businesscoop Ltd. | An additional component in cement and concrete |
| CN111892853B (en) * | 2020-07-27 | 2021-10-15 | 东北石油大学 | Anticorrosive wear-resistant water-based filler, preparation method thereof and application thereof in coating |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2147890A (en) * | 1983-10-12 | 1985-05-22 | Us Energy | Method for forming fibrous silicon carbide insulating material |
| CN103232203A (en) * | 2013-04-27 | 2013-08-07 | 苏州市德莱尔建材科技有限公司 | Foam heat insulation plate and preparation method thereof |
| CN103408287A (en) * | 2013-08-31 | 2013-11-27 | 李增俊 | Coal ash thermal insulating material and preparation method thereof |
| CN103450630A (en) * | 2013-08-09 | 2013-12-18 | 江苏德明新材料有限公司 | Preparation method of environment-friendly phenol aldehyde-inorganic composite heat insulating material |
| CN104086213A (en) * | 2014-06-20 | 2014-10-08 | 林学芹 | Environment-friendly building board and production method thereof |
-
2014
- 2014-10-16 CN CN201410549234.1A patent/CN104310946B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2147890A (en) * | 1983-10-12 | 1985-05-22 | Us Energy | Method for forming fibrous silicon carbide insulating material |
| CN103232203A (en) * | 2013-04-27 | 2013-08-07 | 苏州市德莱尔建材科技有限公司 | Foam heat insulation plate and preparation method thereof |
| CN103450630A (en) * | 2013-08-09 | 2013-12-18 | 江苏德明新材料有限公司 | Preparation method of environment-friendly phenol aldehyde-inorganic composite heat insulating material |
| CN103408287A (en) * | 2013-08-31 | 2013-11-27 | 李增俊 | Coal ash thermal insulating material and preparation method thereof |
| CN104086213A (en) * | 2014-06-20 | 2014-10-08 | 林学芹 | Environment-friendly building board and production method thereof |
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