CN104099688A - Cotton activated carbon fiber and production method thereof - Google Patents
Cotton activated carbon fiber and production method thereof Download PDFInfo
- Publication number
- CN104099688A CN104099688A CN201410335857.9A CN201410335857A CN104099688A CN 104099688 A CN104099688 A CN 104099688A CN 201410335857 A CN201410335857 A CN 201410335857A CN 104099688 A CN104099688 A CN 104099688A
- Authority
- CN
- China
- Prior art keywords
- carbon fiber
- cotton
- activated carbon
- production method
- minutes
- 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.)
- Granted
Links
Landscapes
- Carbon And Carbon Compounds (AREA)
- Inorganic Fibers (AREA)
Abstract
The invention relates to a production technology of carbon fiber, namely, a production method of cotton activated carbon fiber. The cotton activated carbon fiber is characterized in that the carbon fiber is made of cotton fiber. The cotton activated carbon fiber has the benefits as follows: cotton is taken as the raw material, the cost is low, a hot-melting filament drawing step can be omitted, and the produced carbon fiber has high strength and good quality; and particularly, the activated carbon fiber has high internal voidage, large specific surface area and quite prominent absorption, sterilization, odor removal and infrared emission functions, can be blended with cotton, wool and down to prepare a high-grade garment material, so that the additional value of cotton can be increased remarkably, the human living quality can be improved greatly, and development of the carbon fiber industry can be promoted.
Description
Technical field
The present invention relates to a kind of carbon fiber production technology, i.e. cotton activated carbon fiber production method.
Background technology
Carbon fiber is phosphorus content higher than 90% inorganic polymer fiber, and wherein phosphorus content is higher than 99% title graphite fibre.Carbon fiber proportion is little, and intensity is high, and not corrosion is the new material that substitutes iron and steel and several mineral materials fiber., owing to also not grasping at present the formation rule of carbon fiber completely, can't directly produce carbon fiber with pure carbon, can only be with minority carbonaceous organic material, as fine in polypropylene, pitch, coal tar wet goods minority chemical products or oil product are that raw material is produced carbon fiber.Due to resource-constrained, carbon fiber product involves great expense, and only can on the high value added products such as aircraft, guided missile, golf clubs, apply, and is difficult to penetration and promotion.Therefore, develop new cheap raw material, become the main direction of carbon fiber research and development.Constitution theory according to activated carbon is known, and the material of many carbon containings all can change into carbon fiber, and the living beings such as agricultural crop straw taking carbohydrate as main body, trees, weeds ought to become the raw material of carbon fiber., according to the production method of current carbon fiber, raw material must be produced to precursor by melting, then through oxidation-stabilized, anoxybiotic high temperature cabonization, just can make carbon fiber.And the burning-point of above-mentioned living beings is all lower than fusing point, generally only have solid-state and two kinds of existence forms of gaseous state, the cost of liquefaction is very high, and being difficult to can be fine as polypropylene, silk is made in melting pitch, coal tar.Certainly, also have the liquescent biological material of many appearances, as grease such as castor oil, soya-bean oil etc., but the purposes of this type of material is a lot, is worth very highly, for the manufacture of carbon fiber, can not popularize equally.Therefore, searching can be made a process without melting can carry out carbonization, and lower-cost biomass material, is the important topic of carbon fiber industry development.
Summary of the invention
The object of this invention is to provide and a kind of make a process without melting and can carry out carbonization and produce carbon fiber, and cost is lower, is suitable for carbon fiber product and the production method of popularization and application.
Above-mentioned purpose is realized by following technical scheme: development one carbon fiber that grows cotton, is characterized in: described carbon fiber is to make with the fiber of cotton.
The production method of described cotton carbon fiber is: cotton fiber is put into still kettle, and at 100-120 DEG C, heat is steamed 80-90 minutes, then sends in carbide furnace, under anoxic condition, is warmed to 1100-1200 DEG C, and carbonization 90-120 minutes, becomes carbon fiber.
Before described cotton fiber carries out carbonization, first that cotton bullet is loose, take out and be spun into filament or filamental thread.
Described carbon fiber is sent into activation furnace, under anoxic condition, continues to be warmed up to 2000-2300 DEG C, keeps 60-80 minutes, becomes activated carbon fiber.
Activated carbon fiber being immersed under cryostat to 30% sulfuric acid solution processes 10-20 seconds, send into autoclave, squeeze into hydrogen, under steam pressurized 0.5-0.8MPa, process 60-80 minutes, after decompression, add gelling agent and lubricating ester to stir pressurization 0.8-1MPa and keep 25-30 minutes at 80-110 DEG C, dry and make soft velvet-like activated carbon fiber in washing at 70-80 DEG C.
The described gelling agent adding is 0.5-5% of carbon fiber quality, and the lubricating ester adding is 1-3% of carbon fiber quality.
Described gelling agent is one of carboxymethyl cellulose, amylan, pollopas, polyurethane resin, acrylic resin, organic siliconresin.
Described lubricating grease be according to weight portion by 2-3 parts of silicone emulsions, 1 4-5 parts of dihydroxystearic acids, 5-6 parts of ethanol mix.
The velvet-like carbon fiber of described softness and cashmere blending obtain high-strength light suede yarn.
Described activated carbon fiber is sent into graphitizing furnace, under oxygen condition, continues to be warmed up to 3000-3200 DEG C, keeps 120-150 minutes, becomes graphitized carbon fibre.
The invention has the beneficial effects as follows: taking cotton as raw material, with low cost, and can omit the step that hot melt reels off raw silk from cocoons, the carbon fiber strength of producing is high, and quality is good, particularly through the carbon fiber of overactivation, internal voids degree is high, and specific area is large, and absorption affinity is strong, sterilizing deodoring function and infrared emission function are very outstanding, can with cotton, hair, suede blending, make high-grade clothing fabric, can significantly increase the added value of cotton, improve the mankind's quality of life, promote the development of carbon fiber industry.
Embodiment
The total design of the present invention is that cotton fiber is directly made to carbon fiber through stable, carbonization.Introduce three kinds of embodiment around this design below:
The first embodiment: select cotton, first that cotton bullet is loose, to take out and be spun into filament or be spun into filamental thread, then put into still kettle, boiling 80-90 minutes at 100-120 DEG C, takes out dryness finalization.Send in carbide furnace again, at anoxybiotic or fill under the condition of nitrogen deoxygenation, slowly heat with the heating rate of 0.5 DEG C/min, be warmed to 1100-1200 DEG C, carbonization 90-120 minutes, becomes carbon fiber.Its TENSILE STRENGTH reaches 700-800MPa, and elastic modelling quantity reaches 61-69GPa.
The carbon fiber of making is continued to be warmed up to 2000-2300 DEG C under anoxic condition, keep 60-80 minutes, become activated carbon fiber.The filament diameter of fiber is 10-20um, and tensile strength is 900-1200MPa, and elastic modelling quantity is 80-100GPa.Specific area reaches 2500-3000m2/g.
In the situation that stove and accessory performance is permitted, the carbonization of cotton fiber and activation process also can complete in same carbide furnace.
The activated carbon fiber that said method is made, intensity index can meet the requirement of textile industry, and production cost significantly reduces, and is particularly suitable for and cotton, hair, suede blending, makes high-grade clothing.Wherein activated carbon fiber and cashmere are with the ratio blending of 12-14:86-88, the cashmere sweater being made into both kept cashmere sweater softness, smooth, insulation characteristic beyond, also increase sturdy, fluffy feature, avoided the easily drawback of absent-mindedness of original cashmere sweater.Particularly kept the advantages such as the absorption, purification, sterilization, sterilization, taste removal of activated carbon, its microcellular structure or ultrared good generation body, have obvious heat-preserving health-care effect.Because activated carbon fiber has inweaved fabric, can not come off, be not afraid of cleaning, can keep for a long time the performance of activated carbon, compared with this prior art that is spun into fabric with active carbon particle, demonstrate unique advantage.
The second embodiment: in order to make carbon fiber more soft and there is better toughness and elasticity, can carry out appropriate reduction reaction to the activated carbon fiber of producing: activated carbon fiber is immersed under cryostat to 30% sulfuric acid solution and process 10-20 seconds, send into still kettle, squeeze into reductant.Reductant recommend adoption hydrogen, also can use one of hydrogen sulfide, hydrogen bromide, hydrogen iodide to replace hydrogen.Use hydrogen before adding steam, to add, pressure terminates in 0.3MPa, mixes after 15-20 minutes, then be filled with steam with carbon fiber, is pressurized to 0.5-0.8MPa, processes 60-80 minutes.After decompression, add the gelling agent of carbon fiber quality 0.5-5% and the lubricating ester of carbon fiber quality 1-3%.Gelling agent adopts one of carboxymethyl cellulose, amylan, pollopas, polyurethane resin, acrylic resin, organic siliconresin.The lubricating grease adding is to be mixed by 5-6 parts of 2-3 parts of silicone emulsions by weight, 4-5 parts of ten dihydroxystearic acids, ethanol.Steam pressurized 0.8-1MPa after gelling agent, lubricating grease and material stirring, decompression cooling keeps 25-30 minutes at 80-110 DEG C, in washing at 70-80 DEG C, dries and makes soft velvet-like activated carbon fiber.The effect that the carbon fiber here immerses sulfuric acid is to make it that reduction reaction occur, here said sulfuric acid cryostat can be placed in the container of sulfuric acid in the middle of the cooling medium of cold water or other circulations, also can take other mode, its effect is that the heat of carbon fiber and sulfuric acid reaction generation is taken away, and makes reduction reaction only slight the carrying out in the surface of carbon fiber.
There is delicate variation in the internal structure of treated carbon fiber, carbon fiber surface hole increases, and it is very soft that fiber becomes, its physical behavior approaches cashmere, its tensile strength is 800-1000MPa, and elastic modelling quantity is 70-90GPa, and specific area reaches 2800-3000m2/g.Though its intensity declines to some extent than the product of processing without reduction, for weaving or more than sufficient.
Great many of experiments and relevant specialized department testing result prove: this activated carbon fiber is easily painted, and not fugitive color has successfully been developed at present and the high-strength light yarn of wool, cashmere blending, and the woollen sweater softness of making is sturdy, washable durable.The cashmere sweater of making has kept feel and the heat-insulating property of cashmere, has again the unexistent toughness of cashmere and elasticity, depends on human body, has again fluffy moulding, relaxes invisible unlike cashmere.Particularly its special microcellular structure light transmission is rather good, and sunray produces pulse oscillating during by micropore, forms ultrasonic wave and a large amount of anions, can adsorb rapidly and kill bacterium, adsorbs and decompose peculiar smell molecule.Simulated experiment confirms: its oxalic acid absorptivity reaches 99%, and acetic acid absorptivity reaches more than 95%, and the smelly eliminating effect to ammonia in 2 hours reaches 62-99%, and absorption property, bactericidal property and taste removal performance are very outstanding, can significantly improve human body environmental quality around.In addition, the far infrared wave that activated carbon fiber is launched and the wave-length coverage of human-body emitting are very identical, and body temperature amplification can reach 0.9 DEG C on year-on-year basis, and are tending towards heat radiation while having higher than 28 DEG C, are tending towards the temp regulating function of heat absorption during lower than 28 DEG C.
The third embodiment: aforementioned activated carbon fiber is sent into graphite furnace, continue to be warmed up to 3000-3200 DEG C under anoxic condition, keep 120-150 minutes, the indices of gained carbon fiber all reaches the standard of graphitized carbon fibre.In the situation that stove and accessory performance is permitted, carbonization, activation and the graphitizing process of cotton fiber also can complete in same carbide furnace.
Claims (10)
1. grow cotton activated carbon fiber and a production method thereof, is characterized in that: described carbon fiber is to make with the fiber of cotton.
2. cotton activated carbon fiber according to claim 1 and production method thereof, it is characterized in that: the production method of described cotton carbon fiber is: cotton fiber is put into still kettle, at 100-120 DEG C, heat is steamed 80-90 minutes, send into again in carbide furnace, under anoxic condition, be warmed to 1100-1200 DEG C, carbonization 90-120 minutes, becomes carbon fiber.
3. cotton activated carbon fiber according to claim 1 and production method thereof, is characterized in that: before described cotton fiber carries out carbonization, first that cotton bullet is loose, and take out and be spun into filament or filamental thread.
4. cotton activated carbon fiber according to claim 1 and production method thereof, is characterized in that: described carbon fiber is sent into activation furnace, under anoxic condition, continues to be warmed up to 2000-2300 DEG C, keeps 60-80 minutes, becomes activated carbon fiber.
5. cotton activated carbon fiber according to claim 1 and production method thereof, it is characterized in that: activated carbon fiber is immersed under cryostat to 30% sulfuric acid solution and process 10-20 seconds, send into autoclave, squeeze into hydrogen, under steam pressurized 0.5-0.8MPa, process 60-80 minutes, after decompression, add gelling agent and lubricating ester to stir pressurization 0.8-1MPa and keep 25-30 minutes at 80-110 DEG C, dry and make soft velvet-like activated carbon fiber in washing at 70-80 DEG C.
6. cotton activated carbon fiber according to claim 5 and production method thereof, is characterized in that: described in the gelling agent that adds be 0.5-5% of carbon fiber quality, the lubricating ester adding is 1-3% of carbon fiber quality.
7. cotton activated carbon fiber according to claim 6 and production method thereof, is characterized in that: described gelling agent is one of carboxymethyl cellulose, amylan, pollopas, polyurethane resin, acrylic resin, organic siliconresin.
8. cotton activated carbon fiber according to claim 6 and production method thereof, is characterized in that: described lubricating grease be according to weight portion by 2-3 parts of silicone emulsions, 1 4-5 parts of dihydroxystearic acids, 5-6 parts of ethanol mix.
9. cotton activated carbon fiber according to claim 1 and production method thereof, is characterized in that: the velvet-like carbon fiber of described softness and cashmere blending obtain high-strength light suede yarn.
10. cotton activated carbon fiber according to claim 4 and production method thereof, is characterized in that: described activated carbon fiber is sent into graphitizing furnace, under oxygen condition, continues to be warmed up to 3000-3200 DEG C, keeps 120-150 minutes, becomes graphitized carbon fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410335857.9A CN104099688B (en) | 2014-07-15 | 2014-07-15 | Cotton activated carbon fiber and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410335857.9A CN104099688B (en) | 2014-07-15 | 2014-07-15 | Cotton activated carbon fiber and production method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104099688A true CN104099688A (en) | 2014-10-15 |
| CN104099688B CN104099688B (en) | 2016-06-01 |
Family
ID=51668215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410335857.9A Active CN104099688B (en) | 2014-07-15 | 2014-07-15 | Cotton activated carbon fiber and production method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104099688B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105633424A (en) * | 2015-12-31 | 2016-06-01 | 广东省生态环境与土壤研究所 | Cobweb-based porous activated carbon fiber material and application |
| CN107558080A (en) * | 2017-09-29 | 2018-01-09 | 界首市恒吉服饰有限责任公司 | A kind of preparation method of cotton carbon fiber |
| CN109082880A (en) * | 2018-07-05 | 2018-12-25 | 王伟霞 | Functional activity carbon fiber, preparation method and applications |
| CN110130093A (en) * | 2019-06-17 | 2019-08-16 | 湖南创景新材料技术有限公司 | A kind of activated carbon fiber cloth and its production method |
| CN114084885A (en) * | 2021-11-04 | 2022-02-25 | 刘世和 | Cattail wool raw material stripping equipment for preparing cattail wool activated carbon fiber |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101871140A (en) * | 2009-04-24 | 2010-10-27 | 李桂云 | Ion radical carbon fiber |
| CN102220665A (en) * | 2011-04-25 | 2011-10-19 | 山东大学 | Method for preparing activated carbon fibers with high specific surface by use of cotton linters |
| CN103215691A (en) * | 2012-12-15 | 2013-07-24 | 王滨 | Method for preparing hollow structure carbon fibers by using cotton as raw material |
-
2014
- 2014-07-15 CN CN201410335857.9A patent/CN104099688B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101871140A (en) * | 2009-04-24 | 2010-10-27 | 李桂云 | Ion radical carbon fiber |
| CN102220665A (en) * | 2011-04-25 | 2011-10-19 | 山东大学 | Method for preparing activated carbon fibers with high specific surface by use of cotton linters |
| CN103215691A (en) * | 2012-12-15 | 2013-07-24 | 王滨 | Method for preparing hollow structure carbon fibers by using cotton as raw material |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105633424A (en) * | 2015-12-31 | 2016-06-01 | 广东省生态环境与土壤研究所 | Cobweb-based porous activated carbon fiber material and application |
| CN107558080A (en) * | 2017-09-29 | 2018-01-09 | 界首市恒吉服饰有限责任公司 | A kind of preparation method of cotton carbon fiber |
| CN109082880A (en) * | 2018-07-05 | 2018-12-25 | 王伟霞 | Functional activity carbon fiber, preparation method and applications |
| CN110130093A (en) * | 2019-06-17 | 2019-08-16 | 湖南创景新材料技术有限公司 | A kind of activated carbon fiber cloth and its production method |
| CN114084885A (en) * | 2021-11-04 | 2022-02-25 | 刘世和 | Cattail wool raw material stripping equipment for preparing cattail wool activated carbon fiber |
| CN114084885B (en) * | 2021-11-04 | 2023-10-17 | 海南柯林科技有限公司 | Equipment for stripping cattail raw material for preparing cattail activated carbon fiber |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104099688B (en) | 2016-06-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104099688A (en) | Cotton activated carbon fiber and production method thereof | |
| CN104131364B (en) | Agricultural crop straw carbon fiber production method | |
| CN105504341B (en) | A kind of compound and preparation method thereof and a kind of macromolecular material and preparation method thereof | |
| CN105480973A (en) | Method for efficiently preparing cotton based mesoporous activated carbon fiber | |
| CN106567138B (en) | A kind of fine design method of hemp | |
| CN103352293A (en) | Flame-retardant and fireproof fabric, and processing technology and textile thereof | |
| CN104674353B (en) | A kind of arghan process of refinement method | |
| CN105951237A (en) | Blended yarn with hemp and cotton multifunctional fiber reinforced by graphene fiber | |
| CN101575097A (en) | Method for preparing active carbon from fungus sticks of waste edible fungi | |
| CN106435760B (en) | A kind of fine design method of apocynum fibre | |
| CN109112657B (en) | Self-heating cellulose fiber and preparation method and application thereof | |
| CN108547035A (en) | A kind of acid fiber by polylactic elastic fabric | |
| CN105401247A (en) | A preparing method of a polyacrylonitrile-based high-strength conductive fiber | |
| CN103343458A (en) | Blended fabric of soybean protein fibers and bamboo carbon fibers and processing method thereof | |
| CN106245226A (en) | A kind of preparation method of low-temperature alkaline urea method cellulose base carbon fiber felt | |
| CN105683428A (en) | Activated carbon fiber and preparation method therefor | |
| CN103539115B (en) | Method for producing carbon fiber with castor seed shells and castor straws as raw materials | |
| CN106082169B (en) | Carbon materials preparation method for material based on waste and old fibre cellulose fiber | |
| CN103498208A (en) | Thermal storage fiber and preparation method thereof | |
| CN105220485B (en) | A kind of infant's modified cotton fiber and preparation method thereof based on ionic liquid | |
| CN104085890B (en) | Maize straw carbon fiber production method | |
| CN104695108A (en) | Preparation method for acrylic fibers/regeneration, silkworm bamboo fiber blended washable fabrics | |
| CN106544787A (en) | A kind of production technology of the non-woven new material with degradation function | |
| CN100582000C (en) | Preparation technology of puffskein activated carbon fiber | |
| CN105155137A (en) | Straw fiber and jute fiber blended non-woven fabric for warming anti-bacterial, environment-friendly and seamless wall paper and preparation method for non-woven fabric |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |