CN101935159A - Method for producing cellucotton by using fly ash - Google Patents
Method for producing cellucotton by using fly ash Download PDFInfo
- Publication number
- CN101935159A CN101935159A CN2009101121445A CN200910112144A CN101935159A CN 101935159 A CN101935159 A CN 101935159A CN 2009101121445 A CN2009101121445 A CN 2009101121445A CN 200910112144 A CN200910112144 A CN 200910112144A CN 101935159 A CN101935159 A CN 101935159A
- Authority
- CN
- China
- Prior art keywords
- flyash
- cellucotton
- fibers
- raw material
- fly ash
- 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
Links
Images
Classifications
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/244—Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires
Abstract
The invention discloses a method for producing cellucotton by using fly ash, which comprises the following: 1) a step of synthesizing and granulating the fly ash serving as a raw material, in which the fly ash are formed into grains in a forming machine; 2), a step of mixing the raw materials, in which the calspar, white rock or basalt, the granular fly ash and coke; 3) a step of melting at high temperature, in which the raw materials are delivered to a high-temperature smelting furnace to be heated and melted; 4) a step of drawing fibers and producing cellucotton, in which the molten liquid is delivered to a high-speed centrifugal drawing machine to be drawn into fibers, and the fibers drawn out are gossypine cellucotton; and 5) a step of curing fibers, in which the gossypine fibers are stacked and added with curing agent to be cured into blocks and plates, which are blocky or platy cellucotton. The cellucotton manufactured by the method has fine fibers, high fiber yield and better heat-preservation, heat-insulation, sound-insulation, breathable performances and other performances than cellucotton manufactured by using mineral slag and steel slag as main raw materials.
Description
Technical field
The present invention relates to the method for a kind of producd fibers cotton, refer to a kind of method of utilizing flyash producd fibers cotton especially.
Background technology
70% is materials for wall in China's building construction material, wherein the clay brick dominate.Produce the annual clay resource that consumes of clay brick and reach billion cubic meter more than 10, be equivalent to ruin 500,000 mu in field, this only accounts for the arable land in the world 7% for us, and has supported the big country of the world's 22% population, and the meaning of protecting farmland is well imagined.The annual clay brick of producing of China need consume more than 7,000 ten thousand tons of standard coals simultaneously, will consume a large amount of Nonrenewable energy resources.In order to protect farmland, reduce the consumption of Nonrenewable energy resources, country has formulated a series of materials for wall reform policies, and bans use of solid clay brick in limited time.
Advance in country under the promotion of energy saving building material policy, various novel environment friendly materials for walls arise at the historic moment.The hollow brick that utilizes industrial solid castoff flyash to make is exactly wherein a kind of.But the construction of brick series products is wasted time and energy, and can not change thickness, the width of body of wall as required arbitrarily.Various for this reason plate series products arise at the historic moment, and plate class body of wall has advantages such as lightweight, energy-conserving and environment-protective, and the width of ash wall body plate, thickness be easy to change, and it is comparatively convenient to construct.
At present, a kind of plate class body of wall wherein is that cellucotton is set within it, and cellucotton has effects such as insulation, heat insulation, sound insulation.In the prior art, cellucotton generally is to be synthesized and machine-shaping as raw material by industrial residues such as slag, slags.------the heat fusing fiber curing (becoming block cellucotton) of---reeling off raw silk from cocoons and make fibre (becoming the flocculence cellucotton)---that raw material synthesize granulation that the technological process of production is generally: raw materials such as preparation slag, slag.But, synthesizing by slag, slag, the product that processes has following two problems:
A. influence the follow-up quality of reeling off raw silk from cocoons: with industrial residues such as slag, slags is raw material, and the fiber of releasing is thicker, and final curing becomes after the cellucotton, and insulation, heat insulation, sound insulation and performance such as ventilative are not good, and the quality of cellucotton finished product is lower.
B. influence the follow-up quantity of reeling off raw silk from cocoons: when adopting industrial residues such as slag, slag as raw material, the limited amount that reels off raw silk from cocoons becomes fine rate lower, the cost height.
In a word, the existing cellucotton made from slag, slag main raw material has shortcomings such as quality is not good, the fine rate of one-tenth is low, haves much room for improvement in fact.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of method of utilizing flyash producd fibers cotton, and its fiberoptic fiber cotton that utilizes another kind of industrial residue to make has fiber finer, becomes the high advantage of fine rate, can improve final product quality.
For solving the problems of the technologies described above, technical solution of the present invention is:
A kind of method of utilizing flyash producd fibers cotton comprises the steps:
A kind of method of utilizing flyash producd fibers cotton comprises the steps:
1) the synthetic granulation of raw material powder coal ash: flyash synthesizes particulate state by shaper;
2) raw material mixes: with calcium stone, white rock or basalt, and above-mentioned granular flyash, and coke mixes;
3) heat fusing: above-mentioned raw materials is sent to the fusing of high-temperature smelting pot internal heating;
4) reel off raw silk from cocoons and make fibre: the liquid after the above-mentioned fusing is sent in the high speed centrifugation spinning machine reels off raw silk from cocoons, the silk of being extracted out is for becoming byssaceous cellucotton;
5) fiber solidifies: above-mentioned byssaceous fiber yarn is piled up, add solidifying agent again and be solidified into bulk or tabular, promptly become block or tabular cellucotton.
Described raw material is in weight ratio, flyash 90%, calcium stone, white rock or basalt 1%～2%, coke 8%～9%.
Described step 1) institute synthetic flyash shaped granule is provided with some through holes.
In the described raw material, the calcium oxide content in the flyash is advisable with 20～25% in weight ratio, and the content of the silicon-dioxide in the flyash is advisable with 30～35% in weight ratio.
The heat fused temperature is advisable with 1200～1600 degrees centigrade in the described step 3).
After adopting such scheme, be the main material production cellucotton because the present invention adopts flyash, prepared cellucotton has following advantage:
A. prepared fiber yarn is thin, quality is good: be main raw material with flyash, the fiber of being released is thinner, be generally 0.7～1.0 micron, be solidified into after the cellucotton, insulation, heat insulation, sound insulation and performance such as ventilative are better so that slag, slag are the cellucotton made of main raw material relatively, the better quality of cellucotton.
The silk quantity of b. being extracted out is more, becomes fine rate height: when adopting flyash to be main raw material, the silk quantity of extraction is more, can reach usually can make 0.7～0.8 ton cellucotton after 1 ton raw materials such as flyash synthesize, and becomes fine rate higher, can reduce cost.
Description of drawings
Fig. 1 is technological process of production figure of the present invention.
Embodiment
Disclosed is a kind of method of utilizing flyash producd fibers cotton, as shown in Figure 1, described method comprises the steps:
1) the synthetic granulation of raw material powder coal ash:
Flyash is synthesized particulate state by shaper, and some through holes can be set on shaped granule, the purpose that through hole is set is in order to increase the particulate ventilation property, can to make shaped granule burn more thoroughly like this when follow-up high temperature melting.
2) raw material mixes:
Above-mentioned granular flyash, calcium stone, coke are mixed, and the blended ratio is different and different according to the source of flyash, generally is: in weight ratio, and flyash 90%, calcium stone 1%～2%, coke 8%～9%.And no matter how much content of flyash is, the calcium oxide content in the flyash is advisable with 20～25% in weight ratio, and the content of the silicon-dioxide in the flyash is advisable with 30～35% in weight ratio.Could guarantee into fine rate like this, can reach 1 ton raw materials such as flyash usually and can make 0.7～0.8 ton cellucotton after synthetic.If calcium oxide and dioxide-containing silica deficiency in the flyash can be adjusted by adding calcium stone.Because the kind difference of each regional RKB, so calcium stone also can replace with white rock or basalt.
3) heat fusing:
Above-mentioned raw materials is sent to the fusing of high-temperature smelting pot internal heating, generally will be heated to 1200～1600 degrees centigrade, could guarantee fully fusing like this.And for being the cellucotton of main raw material with slag, slag, only need being heated to 1000～1200 degree during high temperature melting and getting final product.
4) reel off raw silk from cocoons and make fibre:
Liquid after the above-mentioned fusing is sent in the high speed centrifugation spinning machine reels off raw silk from cocoons, the silk of being extracted out is for becoming byssaceous cellucotton.Owing to adopted raw materials such as flyash, therefore the fiber yarn of being extracted out can reach 0.7～1.0 micron.
5) fiber solidifies:
Byssaceous fiber yarn is piled up, add solidifying agent again and be solidified into bulk or tabular, and become block or tabular cellucotton.
The above-mentioned cellucotton of finally making, after cutting edge, the thermal insulation layer that can be used as in the ash wall body plate uses.This thermal insulation layer can cut into various length and width specifications as required arbitrarily, and gauge also can obtain when the above-mentioned the 5th goes on foot curing molding as requested.If the both sides of this thermal insulation layer welding fixing metal net has just formed two wire side cellucotton sandwich wall plates, this ash wall body plate structure the applicant separate case files an application, and does not give unnecessary details at this.
Claims (6)
1. a method of utilizing flyash producd fibers cotton is characterized in that this method comprises the steps:
1) the synthetic granulation of raw material powder coal ash: flyash synthesizes particulate state by shaper;
2) raw material mixes: with calcium stone, white rock or basalt, and above-mentioned granular flyash, and coke mixes;
3) heat fusing: above-mentioned raw materials is sent to the fusing of high-temperature smelting pot internal heating;
4) reel off raw silk from cocoons and make fibre: the liquid after the above-mentioned fusing is sent in the high speed centrifugation spinning machine reels off raw silk from cocoons, the silk of being extracted out is for becoming byssaceous cellucotton.
2. a kind of method of utilizing flyash producd fibers cotton as claimed in claim 1, it is characterized in that it comprises that also the step 5) fiber solidifies: above-mentioned byssaceous fiber yarn is piled up, add solidifying agent again and be solidified into bulk or tabular, promptly become block or tabular cellucotton.
3. a kind of method of utilizing flyash producd fibers cotton as claimed in claim 1 or 2 is characterized in that: described raw material is in weight ratio, flyash 90%, calcium stone, white rock or basalt 1%～2%, coke 8%～9%.
4. a kind of method of utilizing flyash producd fibers cotton as claimed in claim 3 is characterized in that: described step 1) institute synthetic flyash shaped granule is provided with some through holes.
5. a kind of method of utilizing flyash producd fibers cotton as claimed in claim 1 or 2, it is characterized in that: in the described raw material, calcium oxide content in the flyash is advisable with 20～25% in weight ratio, and the content of the silicon-dioxide in the flyash is advisable with 30～35% in weight ratio.
6. a kind of method of utilizing flyash producd fibers cotton as claimed in claim 1 or 2, it is characterized in that: the heat fused temperature is advisable with 1200～1600 degrees centigrade in the described step 3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101121445A CN101935159A (en) | 2009-06-29 | 2009-06-29 | Method for producing cellucotton by using fly ash |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101121445A CN101935159A (en) | 2009-06-29 | 2009-06-29 | Method for producing cellucotton by using fly ash |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101935159A true CN101935159A (en) | 2011-01-05 |
Family
ID=43388764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101121445A Pending CN101935159A (en) | 2009-06-29 | 2009-06-29 | Method for producing cellucotton by using fly ash |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101935159A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102329080A (en) * | 2011-07-01 | 2012-01-25 | 重庆再升科技股份有限公司 | Production method for basalt fiber materials |
| CN103373810A (en) * | 2012-04-19 | 2013-10-30 | 宝山钢铁股份有限公司 | Process for producing mineral wool from stable high-temperature metallurgical slag |
| CN103469906A (en) * | 2013-09-29 | 2013-12-25 | 3M中国有限公司 | Thermal insulation material, manufacturing method of thermal insulation material and wall body structure |
| CN103539347A (en) * | 2012-07-09 | 2014-01-29 | 上海华明高技术（集团）有限公司 | Inorganic fiber with solid waste as raw material and production method thereof |
| CN103539361A (en) * | 2012-07-09 | 2014-01-29 | 浙江轩鸣新材料有限公司 | Inorganic fiber with coal ash as main raw material and manufacturing method of inorganic fiber |
| CN103979787A (en) * | 2014-05-19 | 2014-08-13 | 北京大学 | Method for preparing mineral wool by using high-calcium coal ash |
| CN104003622A (en) * | 2014-05-19 | 2014-08-27 | 北京大学 | Method using fly ash steam-pressing brick waste or used brick to prepare mineral wool |
| CN104294995A (en) * | 2014-09-15 | 2015-01-21 | 大连升华粉煤灰制品有限公司 | Environment-friendly energy-saving fiber wall board and production method thereof |
| CN104402211A (en) * | 2014-10-30 | 2015-03-11 | 湖州吴兴道场城乡建设发展有限公司 | Hydrophobic mineral wool |
| CN103469906B (en) * | 2013-09-29 | 2016-11-30 | 3M中国有限公司 | Insulation material and manufacture method thereof and wall body structure |
-
2009
- 2009-06-29 CN CN2009101121445A patent/CN101935159A/en active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102329080B (en) * | 2011-07-01 | 2013-06-05 | 重庆再升科技股份有限公司 | Production method for basalt fiber materials |
| CN102329080A (en) * | 2011-07-01 | 2012-01-25 | 重庆再升科技股份有限公司 | Production method for basalt fiber materials |
| CN103373810A (en) * | 2012-04-19 | 2013-10-30 | 宝山钢铁股份有限公司 | Process for producing mineral wool from stable high-temperature metallurgical slag |
| CN103539361B (en) * | 2012-07-09 | 2015-10-14 | 浙江轩鸣新材料有限公司 | Take flyash as inorganic fibre and the manufacture method thereof of main raw material |
| CN103539347A (en) * | 2012-07-09 | 2014-01-29 | 上海华明高技术（集团）有限公司 | Inorganic fiber with solid waste as raw material and production method thereof |
| CN103539361A (en) * | 2012-07-09 | 2014-01-29 | 浙江轩鸣新材料有限公司 | Inorganic fiber with coal ash as main raw material and manufacturing method of inorganic fiber |
| CN103469906A (en) * | 2013-09-29 | 2013-12-25 | 3M中国有限公司 | Thermal insulation material, manufacturing method of thermal insulation material and wall body structure |
| CN103469906B (en) * | 2013-09-29 | 2016-11-30 | 3M中国有限公司 | Insulation material and manufacture method thereof and wall body structure |
| CN103979787A (en) * | 2014-05-19 | 2014-08-13 | 北京大学 | Method for preparing mineral wool by using high-calcium coal ash |
| CN104003622B (en) * | 2014-05-19 | 2016-04-27 | 北京大学 | A kind of method utilizing fly ash autoclaved brick waste product or prepare mineral wool with rear brick |
| CN104003622A (en) * | 2014-05-19 | 2014-08-27 | 北京大学 | Method using fly ash steam-pressing brick waste or used brick to prepare mineral wool |
| CN104294995A (en) * | 2014-09-15 | 2015-01-21 | 大连升华粉煤灰制品有限公司 | Environment-friendly energy-saving fiber wall board and production method thereof |
| CN104294995B (en) * | 2014-09-15 | 2017-01-04 | 大连升华粉煤灰制品有限公司 | A kind of production method of environmental protection and energy saving fiber ash wall body plate |
| CN104402211A (en) * | 2014-10-30 | 2015-03-11 | 湖州吴兴道场城乡建设发展有限公司 | Hydrophobic mineral wool |
| CN104402211B (en) * | 2014-10-30 | 2017-01-04 | 湖州吴兴道场城乡建设发展有限公司 | A kind of hydrophobic ore deposit rock wool |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101935159A (en) | Method for producing cellucotton by using fly ash | |
| CN100528406C (en) | Continuous casting crystallizer protective scoria for weathering steel and manufacturing method thereof | |
| EP0767762B1 (en) | Production of mineral fibres | |
| CN103482989B (en) | Magnesium aluminate spinel castable and method for producing prefabricated brick by using castable | |
| CN102233411B (en) | Low-alkalinity crystallizer covering slag prepared from building waste clay | |
| CN106637663B (en) | Using solid waste as rock wool of raw material and its preparation method and application | |
| US4617045A (en) | Controlled process for making a chemically homogeneous melt for producing mineral wool insulation | |
| CN104726711A (en) | Technique for coproducing nickel pig iron and rock wool product from lateritic nickel ores | |
| CN102557683A (en) | Aluminum chrome refractory material | |
| CN101973774A (en) | Hydration-resistant high-calcium magnesia-calcium brick and production process thereof | |
| CN101289274B (en) | Process for preparing inorfil by using iron blast-furnace slag and fly ash | |
| CN102674852A (en) | Preparation method of tundish working lining | |
| CN103502160A (en) | Pre-treatment of raw material for producing basalt fibers | |
| CN106493319A (en) | High pulling rate continuous small-billet casting covering slag and preparation method thereof | |
| CN100453211C (en) | Method for preparing dry working lining | |
| CN106747615A (en) | A kind of method that utilization molybdenum tailing produces ceramic thermal insulation plate | |
| CN101654375A (en) | Low-carbon magnesia carbon brick | |
| CN106495712A (en) | Unburned ladle brick and preparation method thereof pressed by magnesium gel combined corundum spinelle machine | |
| CN104119084B (en) | Continuous casting steel machine liner in dundish coating | |
| CN103979787B (en) | A kind of method utilizing high-calcium fly ass to prepare mineral wool | |
| CN102173567B (en) | Method for preparing fiber reinforced microcrystalline glass insulation material | |
| CN110606735A (en) | Ladle castable with controllable volume stability and preparation method thereof | |
| CN101549386A (en) | An insulating riser | |
| CN102731129B (en) | Method for preparing composite fracturing propping agent by using gold tailings and forsterite fibers | |
| CN109160743A (en) | A kind of high-strength refractory rock wool and preparation method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110105 |