CN106336237A - Preparation method of lightweight foam insulation material - Google Patents
Preparation method of lightweight foam insulation material Download PDFInfo
- Publication number
- CN106336237A CN106336237A CN201610689176.1A CN201610689176A CN106336237A CN 106336237 A CN106336237 A CN 106336237A CN 201610689176 A CN201610689176 A CN 201610689176A CN 106336237 A CN106336237 A CN 106336237A
- Authority
- CN
- China
- Prior art keywords
- insulation material
- red mud
- preparation
- foam insulation
- glass
- Prior art date
- 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
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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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/02—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding chemical blowing agents
-
- 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
-
- 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
- C04B33/1321—Waste slurries, e.g. harbour sludge, industrial muds
- C04B33/1322—Red mud
-
- 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
- C04B33/1328—Waste materials; Refuse; Residues without additional clay
-
- 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
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/36—Glass starting materials for making ceramics, e.g. silica glass
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Dispersion Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
A preparation method of a lightweight foam insulation material is disclosed. The lightweight foam insulation material is prepared by processing of red mud, glass and a foaming agent. The preparation method comprises the following steps: drying and crushing red mud, washing waste glass and drying and crushing to obtain glass powder, mixing the crushed red mud, glass powder and the foaming agent according to a mass ratio, putting the mixture into a ball mill and wet-milling and uniformly mixing so as to obtain mixed slurry; and carrying out press spray granulation drying on the mixed slurry to obtain powder, putting the prepared powder into a foam refractory material mould, heating, carrying out thermal insulation, annealing, cooling, and cutting to obtain the foam insulation material. The prepared product has light weight, is not easy to embrittle, has high strength and good thermal insulation performance, accords with basic parameters of relative standard requirements, and can be widely used as a building energy-saving insulation material.
Description
Technical field
The invention belongs to insulation material preparing technical field, more particularly to a kind of preparation side of light foam insulation material
Method.
Background technology
Red mud is the industrial residue of discharge during bauxite into alumina, often produces one ton of aluminum oxide, about produces
0.9 1.4 tons of red mud.The process of red mud and the comprehensive regulation always are a global problem.Present red mud is all mainly
Seabed or land is taken to carry out landfill disposal.China is alumina producing big country, and current China red mud comprehensive utilization ratio is only
4%.Red mud is stored up in a large number, both land occupation, waste of resource, easily causes environmental pollution and potential safety hazard again.China is most at present
The house in city enters in Large scale construction, and the 70-80% of construction material occupied by the materials for wall in building.If will be red
Mud is turned waste into wealth, and with entering wherein, this is to achieve many things at one stroke.Not only energy saving, reduces production cost, and twice laid, protection
Environment, had both solved red mud and had processed a difficult problem, and can substantially reduce the cost producing heat preserving and insulating material again.
Content of the invention
Present disclosure is to manufacture light foam, the method reaching insulation material using red mud, glass, foaming agent.
The technical scheme is that and completed by following steps:
1st, by red mud dries pulverizing；Discarded cleaning glass, ovendry power are broken into glass dust；
2nd, the proportioning being 35-50:35-45:10-15 in mass ratio by the red mud after pulverizing, glass dust, foaming agent is entered
Row mixing；
3rd, after material to be mixed is uniform, puts into wet-milling in ball mill and mix, form mixing mud；Mixing mud is adopted
Press spray granulating and drying, outlet temperature controls at 85-120 DEG C, and the powder being obtained is loaded foaming refractory-material dies
In；
4th, again mould is sent in heating furnace and heated, temperature is adjusted to 1100-11650 DEG C, be incubated 7-13 minute, so
After annealing, cooling, cutting obtains cellular insulant.
A kind of preparation method of light foam insulation material of the present invention, preferred values is red mud, glass dust, foaming agent
Mass ratio be 50:40:10.
A kind of preparation method of light foam insulation material of the present invention, wherein said foaming agent be lime stone or
In desulfurated plaster, wherein lime stone, caco3 content is more than 95wt%, and in desulfurated plaster, the content of caso4 2h2 is more than
90wt%.The caco3 that preferred values is described accounts for total mixture 10-15wt%；Caco3 accounts for total mixture 15wt%, and glass dust accounts for
Total mixture 35wt%.
A kind of preparation method of light foam insulation material of the present invention, described mode of heating is laser heating.Ball
Grinding machine milling time makes fineness≤100 micron of glass dust for 5-8 minute.
A kind of preparation method difference with the prior art of present invention light foam insulation material is:
1st, the present invention, with industrial waste red mud and glass as raw material, not only economizes on resources, and reduces production cost, and reduces
Pollution, the secondary utilization of waste.
2nd, preparation process is simple of the present invention can continuously make, and size is flexibly grasped, and can design according to demand.
3rd, a kind of light foam performance of heat protective material prepared by the present invention is excellent, meets relevant criterion.
Product quality prepared by the present invention is light, be difficult embrittlement, intensity height, excellent heat insulating performance, resistance to overturning are good.Symbol
Close the basic parameter that relevant criterion requires.Can be widely applied to building energy-saving heat-insulating material.Can also be used for manufacture building brick and
The energy-saving heat preserving field of other high-temperature service outer layers.
Specific embodiment
Embodiment 1:
1st, by red mud dries pulverizing；Discarded cleaning glass, ovendry power are broken into glass dust；
2nd, the proportioning being 50:38-12 in mass ratio by the red mud after pulverizing, glass dust, foaming agent is mixed；
3rd, after making compound, put into wet-milling in ball mill and mix, form mixing mud；By mixing mud using pressure
Power formula spray granulating and drying, outlet temperature controls at 85-120 DEG C, and the powder being obtained is loaded in foaming refractory-material dies；
4th, again mould is sent in heating furnace and heated, temperature is adjusted to 1000-1180 DEG C, be incubated 8-15 minute, so
After annealing, cooling, cutting obtains cellular insulant.
Embodiment 2:
1st, by red mud dries pulverizing；Discarded cleaning glass, ovendry power are broken into glass dust；
2nd, the proportioning being 50:40:11 in mass ratio by the red mud after pulverizing, glass dust, foaming agent is mixed；
3rd, after making compound, put into wet-milling in ball mill and mix, form mixing mud；By mixing mud using pressure
Power formula spray granulating and drying, outlet temperature controls at 85-120 DEG C, and the powder being obtained is loaded in foaming refractory-material dies；
4th, again mould is sent in heating furnace and heated, temperature is adjusted to 1000-1180 DEG C, be incubated 8-15 minute, so
After annealing, cooling, cutting obtains cellular insulant.
Embodiment 3:
1st, by red mud dries pulverizing；Discarded cleaning glass, ovendry power are broken into glass dust；
2nd, the proportioning being 50:35:14 in mass ratio by the red mud after pulverizing, glass dust, foaming agent is mixed；
3rd, after making compound, put into wet-milling in ball mill and mix, form mixing mud；By mixing mud using pressure
Power formula spray granulating and drying, outlet temperature controls at 85-120 DEG C, and the powder being obtained is loaded in foaming refractory-material dies；
4th, again mould is sent in heating furnace and heated, temperature is adjusted to 1000-1180 DEG C, be incubated 8-15 minute, so
After annealing, cooling, cutting obtains cellular insulant.
Embodiment 4:
1st, by red mud dries pulverizing；Discarded cleaning glass, ovendry power are broken into glass dust；
2nd, the proportioning being 50:40:15 in mass ratio by the red mud after pulverizing, glass dust, foaming agent is mixed；
3rd, after making compound, put into wet-milling in ball mill and mix, form mixing mud；By mixing mud using pressure
Power formula spray granulating and drying, outlet temperature controls at 85-120 DEG C, and the powder being obtained is loaded in foaming refractory-material dies；
4th, again mould is sent in heating furnace and heated, temperature is adjusted to 1000-1180 DEG C, be incubated 8-15 minute, so
After annealing, cooling, cutting obtains cellular insulant.
The above, be only presently preferred embodiments of the present invention, not the present invention is made with any pro forma restriction, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any is familiar with this professional technology people
Member, in the range of without departing from technical solution of the present invention, a little change or is modified to when available above-mentioned technology contents are made
With change Equivalent embodiments, as long as being the content without departing from technical solution of the present invention, according to the present invention technical spirit to
Any simple modification, equivalent variations and modification that upper embodiment is made, all still fall within the range of technical solution of the present invention.
Claims (3)
1. a kind of preparation method of light foam insulation material is it is characterised in that comprise red mud, glass dust, foaming agent；Mass ratio
For 50:40:10, step is as follows:
(1), by red mud dries pulverizing；Discarded cleaning glass, ovendry power are broken into glass dust；
(2), the proportioning being 35-50:35-45:10-15 in mass ratio by the red mud after pulverizing, glass dust, foaming agent is carried out
Mixing；
(3) after, material to be mixed is uniform, puts into wet-milling in ball mill and mix, form mixing mud；By mixing mud using pressure
Power formula spray granulating and drying, outlet temperature controls at 88-120 DEG C, and the powder being obtained is loaded in foaming refractory-material dies；
(4), again mould is sent in heating furnace and heated, temperature is adjusted to 1100-11650 DEG C, be incubated 7-13 minute, then
Annealing, cooling, cutting obtains cellular insulant.
2. as claimed in claim 1 a kind of preparation method of light foam insulation material it is characterised in that: foaming agent be lime
In stone or desulfurated plaster, wherein lime stone, caco3 content is more than 95wt%, and in desulfurated plaster, caco3 content is more than 90wt%；Institute
State caco3 and account for total mixture 10-15wt%；Described caco3 accounts for total mixture 15wt%, and glass dust accounts for total mixture
35wt%.
3. as claimed in claim 1 a kind of preparation method of light foam insulation material it is characterised in that: mode of heating is even
Continuous heating, the ball mill grinding time makes fineness≤100 micron of glass dust for 5-8 minute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610689176.1A CN106336237A (en) | 2016-08-18 | 2016-08-18 | Preparation method of lightweight foam insulation material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610689176.1A CN106336237A (en) | 2016-08-18 | 2016-08-18 | Preparation method of lightweight foam insulation material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106336237A true CN106336237A (en) | 2017-01-18 |
Family
ID=57825085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610689176.1A Pending CN106336237A (en) | 2016-08-18 | 2016-08-18 | Preparation method of lightweight foam insulation material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106336237A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102503528A (en) * | 2011-11-02 | 2012-06-20 | 山东理工大学 | Preparation method of red mud iron reduction furnace slag light foamed ceramic and iron reduction furnace |
| CN103073185A (en) * | 2013-02-04 | 2013-05-01 | 同济大学 | Low silicon oxide content foam glass and preparation method thereof |
| CN103626516A (en) * | 2013-12-16 | 2014-03-12 | 淮南师范学院 | Preparation method of lightweight foam heat-preservation material and product prepared from lightweight foam heat-preservation material |
-
2016
- 2016-08-18 CN CN201610689176.1A patent/CN106336237A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102503528A (en) * | 2011-11-02 | 2012-06-20 | 山东理工大学 | Preparation method of red mud iron reduction furnace slag light foamed ceramic and iron reduction furnace |
| CN103073185A (en) * | 2013-02-04 | 2013-05-01 | 同济大学 | Low silicon oxide content foam glass and preparation method thereof |
| CN103626516A (en) * | 2013-12-16 | 2014-03-12 | 淮南师范学院 | Preparation method of lightweight foam heat-preservation material and product prepared from lightweight foam heat-preservation material |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170118 |
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| WD01 | Invention patent application deemed withdrawn after publication |