CN103933953B - A kind of preparation method of adsorbing fiber - Google Patents
A kind of preparation method of adsorbing fiber Download PDFInfo
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- CN103933953B CN103933953B CN201410153343.1A CN201410153343A CN103933953B CN 103933953 B CN103933953 B CN 103933953B CN 201410153343 A CN201410153343 A CN 201410153343A CN 103933953 B CN103933953 B CN 103933953B
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Abstract
The invention discloses a kind of preparation method of adsorbing fiber, specifically comprise the following steps: first polymer, surfactant, melt index conditioning agent and inorganic filler mechanical agitation are mixed to get compound; Then pour compound into melt-spraying spinning machine inlet capable, obtain through melt-spraying spinning the ultra-fine adsorbing fiber that diameter is 0.6 ~ 5 micron.Novel adsorption fiber disclosed by the invention, because inorganic filler is evenly distributed in its surface by adhesion, thus substantially increases the specific area of superfine fibre, and make it faster to the pollutant adsorption rate in water, adsorption capacity is larger.And, use superfine fibre simple by absorbing process process low-concentration organic waste water equipment, easy to operate, applied range.
Description
Technical field
The present invention relates to a kind of manufacturing technology of sorbing material, be specifically related to a kind of preparation method of adsorbing fiber, belong to macromolecule material preparation area.
Background technology
Along with the development of modern industry and the raising day by day of people's living standard, the living environment of the mankind also there occurs larger change.Industrial expansion has made huge contribution for expanding economy undoubtedly, but lacks reasonably plan due to Some Enterprises and manage, and also causes the pollution of environment and the pollution of water resource to the mankind and society.The existence of environment and water resource and the mankind is closely bound up, thus exempts from contaminatedly also will be devoted to sewage purification in protection water quality simultaneously.
In water pollution control process, the method such as chemical precipitation method, ion-exchange, solvent extraction, electrochemical reducing, high molecular heavy metals trapping agent method, dialysis, biological adsorption is widely adopted always.The current process for the organic wastewater of low concentration and purification generally all adopt the technology such as permeable membrane and superfine fibre.Wherein, infiltrate membrane technology is because it is high to water quality requirement, and processing cost is high, and its range of application is very limited.
Superfine fibre is receiving publicity due to advantages such as its cost is low, efficiency is high, easy popularizations in recent years as a class novel absorption material.Compared with traditional fibre sorbing material, superfine fibre is due to fiber number superfine (diameter is below 5 microns), and the fibre specific area be made up of superfine fibre can increase greatly, and capillary effect significantly strengthens, absorption property increases substantially, and is conducive to its application in purification of waste water etc.Superfine fibre of the prior art is by the melt-blown production of plain polypropylene, and to water pollutant absorption non-selectivity, and adsorption capacity is little, generally can only be applied to the relatively pure polluted-water of water, larger by water quality impact in application process.So, need to research and develop that new adsorption rate is fast, adsorbance large and prepare easy adsorbing fiber.
Summary of the invention
The object of this invention is to provide a kind of preparation method of adsorbing fiber, the sorbing material prepared thus has that adsorption rate is fast, adsorption capacity is large, the good and reusable feature of intensity.
To achieve the above object of the invention, the technical solution used in the present invention is:
A preparation method for adsorbing fiber, comprises the following steps: first polymer, surfactant, melt index conditioning agent and inorganic filler are mixed to get composite material; Then composite material is fed melt-spraying spinning machine, obtain through melt-spraying spinning the fiber that diameter is 0.6 ~ 5 micron, be adsorbing fiber;
In described composite material, the mass ratio of polymer, surfactant, melt index conditioning agent and inorganic filler is (30 ~ 85): (0.5 ~ 3): (0 ~ 50): (0.1 ~ 20);
Described polymer to be molecular weight be 3000 ~ 4000 polypropylene, ultra-low density polyethylene, PETG, Merlon, poly-fluorine diene, perfluoroalkyl vinyl ether, polytetrafluoroethylene (PTFE);
Described surfactant is fluorine-containing surfactant or silicon-containing surfactant;
Described inorganic filler is one or more in softex kw modified argil, softex kw modified alta-mud, aerosil and nano-calcium carbonate;
During described melt-spraying spinning, screw rod metering is 2 ~ 5 kgs/hr, and extruder temperature is 120 ~ 300 DEG C, and nozzle temperature is 150 ~ 300 DEG C, and hot air temperature is 150 ~ 350 DEG C.
Preferred technical scheme, in described composite material, the mass ratio of polymer, surfactant, melt index conditioning agent and inorganic filler is 65: 2: 25: 8.
Preferred technical scheme, described polymer is molecular weight is PETG; Described surfactant is fluorine-containing surfactant; Described inorganic filler is softex kw modified argil.
Preferred technical scheme, during described melt-spraying spinning, screw rod metering is 2 kgs/hr, and extruder temperature is 280 DEG C, and nozzle temperature is 295 DEG C, and hot air temperature is 310 DEG C.
In technique scheme, surfactant belongs to prior art, can be fluorine-containing surfactant, such as AF-8850P(Shanghai Yafu Chemistry Co., Ltd.), FCO-183(Hangzhou Ren Shan Science and Technology Ltd. is limited), FORAFAC1157(Dupont), N-ethylperfluoro octyl group sulfonamide (Wuhan hundred Nat Chemical Co., Ltd.), perfluoro octyl sulfonic acid potassium FT-95(Wuhan hundred Nat Chemical Co., Ltd.); Also can be silicon-containing surfactant, such as trisiloxanes class surfactant.
The melt index conditioning agent related in technique scheme can telomerized polymer melt index in the molten state, belongs to prior art.Such as: melt index conditioning agent YP803, YP806, YP808 (Huizhou Yu Pu Chemical Co., Ltd.), melt index conditioning agent MY-369(Shanghai He Xin Fine Chemical Co., Ltd).
Because technique scheme is used, the present invention compared with prior art has following advantages:
(1) the present invention makes public for the first time the Novel adsorption fiber being compounded with inorganic filler, cross-linked layer is formed at polymer fiber and inorganic filler surface by the adjustment of surfactant, both ensure that dispersed in fibre substrate of inorganic filler, maintain again the mechanical strength of fiber; Solve the difficult problem with the polymer-compatible of melting of inorganic filler in prior art, avoid and separate out at fiber surface after polymer cure because of the cluster of inorganic filler in molten polymer, hold caducous situation.
(2) the present invention is by polymeric fiber surface compound inorganic stuffing, further increases the specific area of superfine fibre, thus effectively promotes adsorption rate and the adsorption capacity of adsorbing fiber.
(3) preparation method of the present invention is simple, and be easy to operation, preparation time is short, is applicable to suitability for industrialized production; Prepared adsorbing fiber stable performance, is applicable to the purification of complicated polluted-water and degree of depth polluted-water, and time particularly to typical treatment of dyeing wastewater, COD (COD) reduction reaches 85.71%.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described:
Dyeing waste water has typicalness in sewage disposal, in the present invention with low concentration dyeing waste water for handling object carries out absorption property test.
Embodiment one
By polymer P P 80 parts, fluorine class surfactant A F-8850P(Shanghai Yafu Chemistry Co., Ltd.) 2 parts, auxiliary agent melt index conditioning agent YP803 (Huizhou Yu Pu Chemical Co., Ltd.) 8.5 parts, aerosil 9.5 parts mix, then add in melt-spraying spinning machine and carry out spinning, extruder temperature is 220 DEG C, and nozzle temperature is 235 DEG C, and hot air temperature is 240 DEG C, screw rod metering is 2 kilograms/time, carry out spray silk.Gained fibre diameter is 1.2 microns, and process (fiber and wastewater quality are than being 1:50) the dyeing waste water of low concentration, COD is down to 240 ppm by 560 ppm, and clearance is 57.14%.
Embodiment two
By polymer P P60 part, silicon class surfactant heptamethyltrisiloxane 2 parts, auxiliary agent melt index conditioning agent YP803 (Huizhou Yu Pu Chemical Co., Ltd.) 28.5 parts, aerosil 9.5 parts mix, then enter in melt-spraying spinning machine and carry out spinning, extruder temperature is 220 DEG C, and nozzle temperature is 235 DEG C, and hot air temperature is 240 DEG C, screw rod metering is 2 kilograms/time, carry out spray silk.Gained fibre diameter is 1.0 microns, and process (fiber and wastewater quality are than being 1:50) the dyeing waste water of low concentration, COD is down to 180 ppm by 560 ppm, and clearance is 67.86%.
Embodiment three
By polymer P P50 part, fluorine class surfactant FCO-183(Hangzhou Ren Shan Science and Technology Ltd. is limited) 3 parts, auxiliary agent melt index conditioning agent YP808 (Huizhou Yu Pu Chemical Co., Ltd.) 40 parts, CTMAB (softex kw) modified alta-mud (oiliness) 7 parts mix, then enter in melt-spraying spinning machine and carry out spinning, extruder temperature is 180 DEG C, nozzle temperature is 190 DEG C, hot air temperature is 210 DEG C, screw rod metering is 3 kilograms/time, carry out spray silk.Gained fibre diameter is 0.8 micron, and process (fiber and wastewater quality are than being 1:50) the dyeing waste water of low concentration, COD is down to 300 ppm by 560 ppm, and clearance is 46.43%.
Embodiment four
By polymer P E40 part, surfactant FORAFAC1157(Dupont) 1.5 parts, auxiliary agent melt index conditioning agent closes prosperous MY-369(Shanghai He Xin Fine Chemical Co., Ltd) 50 parts, CTMAB (softex kw) modified alta-mud (oiliness) 6 parts mixes, then enter in melt-spraying spinning machine and carry out spinning, extruder temperature is 150 DEG C, and nozzle temperature is 165 DEG C, and hot air temperature is 180 DEG C, screw rod metering is 2 kilograms/time, carry out spray silk.Gained fibre diameter is 1.7 microns, and process (fiber and wastewater quality are than being 1:50) the dyeing waste water of low concentration, COD is down to 120 ppm by 560 ppm, and removal efficiency is 78.57%.
Embodiment five
By polymer P ET65 part, fluorine class surfactant A F-8850P(Shanghai Yafu Chemistry Co., Ltd.) 2 parts, auxiliary agent melt index conditioning agent YP803 (Huizhou Yu Pu Chemical Co., Ltd.) 25 parts, CTMAB (softex kw) modified argil (oiliness) 8 parts mix, then enter in melt-spraying spinning machine and carry out spinning, extruder temperature is 280 DEG C, nozzle temperature is 295 DEG C, hot air temperature is 310 DEG C, screw rod metering is 2 kilograms/time, carry out spray silk.Gained fibre diameter is 0.6 micron, and process (fiber and wastewater quality are than being 1:50) the dyeing waste water of low concentration, COD is down to 80 ppm by 560 ppm, and removal efficiency is 85.71%.
Embodiment six
By polymer P P70 part, fluorine class surfactant N-ethylperfluoro octyl group sulfonamide (Wuhan hundred Nat Chemical Co., Ltd.) 2 parts, auxiliary agent melt index conditioning agent YP806 (Huizhou Yu Pu Chemical Co., Ltd.) 18.5 parts, CTMAB (softex kw) modified argil 9.5 parts mix, then enter in melt-spraying spinning machine and carry out spinning, extruder temperature is 220 DEG C, nozzle temperature is 235 DEG C, hot air temperature is 240 DEG C, screw rod metering is 2 kilograms/time, carry out spray silk.Gained fibre diameter is 0.7 micron, and process (fiber and wastewater quality are than being 1:50) the dyeing waste water of low concentration, COD is down to 110 ppm by 560 ppm, and removal efficiency is 80.36%.
Embodiment seven
By polymer PC 80 parts, fluorine class surfactant FT-95--perfluoro octyl sulfonic acid potassium (Wuhan hundred Nat Chemical Co., Ltd.) 1 part, auxiliary agent melt index conditioning agent YP803 (Huizhou Yu Pu Chemical Co., Ltd.) 8.5 parts, nano-calcium carbonate 10.5 parts mix, then enter in melt-spraying spinning machine and carry out spinning, extruder temperature is 260 DEG C, and nozzle temperature is 285 DEG C, and hot air temperature is 300 DEG C, screw rod metering is 1.5 kilograms/time, carry out spray silk.Gained fibre diameter is 2.8 microns, and process (fiber and wastewater quality are than being 1:50) the dyeing waste water of low concentration, COD is down to 240 ppm by 560 ppm, and removal efficiency is 57.14%.
Embodiment eight
By polymer P VF 80 parts, fluorine class surfactant A F-8850P(Shanghai Yafu Chemistry Co., Ltd.) 3 parts, CTMAB (softex kw) modified alta-mud (oiliness) 16.5 parts mixes, then enter in melt-spraying spinning machine and carry out spinning, extruder temperature is 320 DEG C, nozzle temperature is 335 DEG C, hot air temperature is 350 DEG C, screw rod metering is 2 kilograms/time, carry out spray silk.Gained fibre diameter is 1.7 microns, and process (fiber and wastewater quality are than being 1:50) the dyeing waste water of low concentration, COD is down to 150 ppm by 560 ppm, and removal efficiency is 73.21%.
Embodiment nine
By polymer perfluoroalkyl vinyl ether PFA 70 parts, fluorine class surfactant A F-8850P(Shanghai Yafu Chemistry Co., Ltd.) 1 part, auxiliary agent melt index conditioning agent YP803 (Huizhou Yu Pu Chemical Co., Ltd.) 28.5 parts, aerosil 10.5 parts mix, then enter in melt-spraying spinning machine and carry out spinning, extruder temperature is 500 DEG C, and nozzle temperature is 535 DEG C, and hot air temperature is 540 DEG C, screw rod metering is 2 kilograms/time, carry out spray silk.Gained fibre diameter is 1.3 microns, and process (fiber and wastewater quality are than being 1:50) the dyeing waste water of low concentration, COD is down to 340 ppm by 560 ppm, and removal efficiency is 39.29%.
Claims (4)
1. the preparation method of an adsorbing fiber, it is characterized in that, comprise the following steps: be first (30 ~ 85) by mass ratio: (0.5 ~ 3): (0 ~ 50): the polymer of (0.1 ~ 20), surfactant, melt index conditioning agent and inorganic filler are mixed to get compound by mechanical agitation; Then compound is fed melt-spraying spinning machine, obtain through melt-spraying spinning the superfine fibre that diameter is 0.6 ~ 5 micron, be adsorbing fiber;
Described polymer to be molecular weight be 3000 ~ 4000 polypropylene, ultra-low density polyethylene, PETG, Merlon, poly-fluorine diene, perfluoroalkoxy or polytetrafluoroethylene (PTFE);
Described surfactant is fluorine-containing surfactant or silicon-containing surfactant;
Described inorganic filler is one or more in softex kw modified argil, softex kw modified alta-mud, aerosil and nano-calcium carbonate;
During described melt-spraying spinning, screw rod metering is 2 ~ 5 kgs/hr, and extruder temperature is 120 ~ 300 DEG C, and nozzle temperature is 150 ~ 300 DEG C, and hot air temperature is 150 ~ 350 DEG C.
2. the preparation method of adsorbing fiber according to claim 1, is characterized in that: in described compound, and the mass ratio of polymer, surfactant, melt index conditioning agent and inorganic filler is 65: 2: 25: 8.
3. the preparation method of adsorbing fiber according to claim 1, is characterized in that: described polymer is PETG; Described surfactant is fluorine-containing surfactant; Described inorganic filler is softex kw modified argil.
4. the preparation method of adsorbing fiber according to claim 1, is characterized in that: during described melt-spraying spinning, screw rod metering is 2 kgs/hr, and extruder temperature is 280 DEG C, and nozzle temperature is 295 DEG C, and hot air temperature is 310 DEG C.
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| CN104988599A (en) * | 2015-07-28 | 2015-10-21 | 苏州科淼新材料有限公司 | Preparation method of composite fiber |
| CN105312036A (en) * | 2015-11-25 | 2016-02-10 | 苏州书瑞环保科技有限公司 | Adsorbing material and preparation method and application thereof |
| CN105297181B (en) * | 2015-11-25 | 2017-06-06 | 孟森 | A kind of water process sponge material |
| CN105401245B (en) * | 2015-12-25 | 2018-05-25 | 罗莱生活科技股份有限公司 | A kind of method for preparing copper oxide anti-bacterial fibre |
| CN107523900B (en) * | 2017-09-26 | 2018-10-09 | 上海名冠净化材料股份有限公司 | A kind of efficient catalytic weaving filter cloth and preparation method for sewage disposal |
| CN115537963B (en) * | 2022-10-26 | 2023-10-27 | 湖州草本源新材料有限公司 | Silica aerogel fiber, preparation method and application thereof |
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| CN101342484A (en) * | 2008-06-25 | 2009-01-14 | 天津工业大学 | Method for preparing organic adsorption fiber |
| CN101569854A (en) * | 2009-06-05 | 2009-11-04 | 河南省科学院化学研究所有限公司 | Arsenic adsorbing fiber and synthesizing method thereof |
| CN101698965A (en) * | 2009-10-30 | 2010-04-28 | 天津工业大学 | Absorbing fiber and manufacturing method thereof |
| CN101982580A (en) * | 2010-11-02 | 2011-03-02 | 大连工业大学 | Polyacrylonitrile/hydroxyapatite composite adsorbent fiber and preparation method thereof |
| CN102383212A (en) * | 2011-08-10 | 2012-03-21 | 天津工业大学 | Manufacturing method for organic liquid adsorbing fiber |
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Patent Citations (5)
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| CN101342484A (en) * | 2008-06-25 | 2009-01-14 | 天津工业大学 | Method for preparing organic adsorption fiber |
| CN101569854A (en) * | 2009-06-05 | 2009-11-04 | 河南省科学院化学研究所有限公司 | Arsenic adsorbing fiber and synthesizing method thereof |
| CN101698965A (en) * | 2009-10-30 | 2010-04-28 | 天津工业大学 | Absorbing fiber and manufacturing method thereof |
| CN101982580A (en) * | 2010-11-02 | 2011-03-02 | 大连工业大学 | Polyacrylonitrile/hydroxyapatite composite adsorbent fiber and preparation method thereof |
| CN102383212A (en) * | 2011-08-10 | 2012-03-21 | 天津工业大学 | Manufacturing method for organic liquid adsorbing fiber |
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Effective date of registration: 20180808 Address after: 215123 3 building, B07 199, Yan Ai Road, Suzhou Industrial Park, Suzhou, Jiangsu. Patentee after: Suzhou can Sheng Environmental Protection Technology Co., Ltd. Address before: 215123 199 Ren Yan Road, Suzhou Industrial Park, Suzhou, Jiangsu Patentee before: Soochow University |
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Address after: 215123 3 building, B07 199, Yan Ai Road, Suzhou Industrial Park, Suzhou, Jiangsu. Patentee after: Suzhou canshen Environmental Protection Technology Co.,Ltd. Address before: 215123 3 building, B07 199, Yan Ai Road, Suzhou Industrial Park, Suzhou, Jiangsu. Patentee before: Suzhou can Sheng Environmental Protection Technology Co.,Ltd. |
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