CN1858308A - Preparing low density porous tin dioxide nano fiber laser target material by electro-static spinning method - Google Patents
Preparing low density porous tin dioxide nano fiber laser target material by electro-static spinning method Download PDFInfo
- Publication number
- CN1858308A CN1858308A CN 200610039720 CN200610039720A CN1858308A CN 1858308 A CN1858308 A CN 1858308A CN 200610039720 CN200610039720 CN 200610039720 CN 200610039720 A CN200610039720 A CN 200610039720A CN 1858308 A CN1858308 A CN 1858308A
- Authority
- CN
- China
- Prior art keywords
- solution
- low density
- target material
- tin
- nanofiber
- 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
Images
Landscapes
- Nonwoven Fabrics (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
The electrostatic spinning process for preparing low density porous nanometer SnO2 fiber as laser target material is fast, efficient and simple. The electrostatic spinning process includes compound spinning solution with polyvinyl pyrrolidone, absolute ethyl alcohol, tin tetrachloride in certain weight proportion through mixing at room temperature; electrostatic spinning through spraying the spinning solution with spinning jet to an accepting screen 5-30 cm apart from the jet while applying electric field of 0.1-1 kv/cm, controlling the spraying time and the motion of the accepting screen to obtain fiber of different density and deposited in different areas; and roasting at 450-550 deg.c to obtain the nanometer SnO2 fiber.
Description
Technical field
The present invention relates to the preparation of the composition of raw materials and the laser target material of low-density nano material.The technical field that belongs to the material preparation of tin dioxide nano fiber laser target.
Background technology
Preparation low-density, the different porous material in aperture, conventional preparation method has following several: 1. sol-gel process, make colloidal sol form gel by chemical reaction or physical means, remove to desolvate by supercritical extract or freeze drying again and obtain porous material; 2. High Internal Phase Emulsion method (HIPE) at first prepares the water-in-oil type High Internal Phase Emulsion by emulsification, then makes the oil phase polymerization, desolvates by displacement and dry removing at last, obtains porous material; 3. polymer and solvent thermally induced phase separation at first utilize to be separated to make polymer gel or crystal, remove through supercritical extract or vacuumize then and desolvate, and promptly obtain porous material.Above-mentioned several method is very ripe as the technology of preparation low density material, but all has the experimental facilities costliness, complicated operating process, post processing difficulty, and long shortcoming of cycle.Thereby, employing equipment cheapness, technology is simple, and experimentation is easy, and the time, short method prepared the focus that low density material becomes whole world scientist research.
Summary of the invention
Technical problem: the purpose of this invention is to provide a kind of method of electrostatic spinning and prepare low density porous tin dioxide nano fiber laser target material, with the above material of this method preparation, its equipment cheapness, technology is simple, and the time is short, quality is high.
Technical scheme: the method that method of electrostatic spinning of the present invention prepares low density porous tin dioxide nano fiber laser target material is: the preparation of spray silk solution: the PVP solution of pressing mass ratio configuration 20%~40%, solvent adopts anhydrous ethanol solvent, is stirred to dissolving fully under the room temperature; Getting butter of tin, is that 13~15% ratio stirs and slowly adds absolute ethyl alcohol down according to mass ratio, stirs under the room temperature, is dissolved in ethanol fully to butter of tin; Then with vigorous stirring under above-mentioned two kinds of solution mixed room temperatures, mix fully to solution, as spray silk solution;
Electrostatic spinning: above-mentioned spray silk solution is poured in the injector with superfine spinning nozzle, and outer additional electric field intensity is 0.1kv/cm~1kv/cm, accepts screen apart from spinning nozzle 5~30cm; Spray the silk time and move the fiber that the acceptance screen can obtain different densities, different deposition regions by control, then 450 ℃~550 ℃ roastings, acquisition SnO
2Nanofiber;
The method of microstructure by the control material obtains cylindrical, pearl shape and band shape nanofiber, and the density by the control material and the method for film thickness obtain the nanofiber of different densities and thickness.The method of microstructure of control material is: by controlling polymers concentration or ambient humidity 10%~80%, can obtain cylindrical, pearl shape and band shape nanofiber.
The control density of material and the method for film thickness are: the voltage of control spray silk process at 5KV~30KV, the spray silk time is at 1min~120min and accept distance at 10cm~30cm, can obtain the nanofiber of different densities and thickness.
The method of the preparation of spray silk solution is: press the poly-vinyl alcohol solution of mass ratio configuration 7%~9%, solvent adopts deionized water, is stirred to dissolving fully after the swelling under 85 ℃~95 ℃; Taking by weighing butter of tin, is that 13~15% ratio stirs and slowly adds absolute ethyl alcohol down according to mass ratio, is stirred to butter of tin under the room temperature and is dissolved in ethanol fully; Then vigorous stirring to solution under above-mentioned two kinds of solution mixed room temperatures is mixed fully, as spray silk solution.
The method of the preparation of spray silk solution is: press the polyethylene oxide solutions of mass ratio configuration 8%~20%, solvent adopts the mixed solvent of absolute ethyl alcohol and water; Taking by weighing butter of tin, is that 13~15% ratio stirs and slowly adds absolute ethyl alcohol down according to mass ratio, is stirred to butter of tin under the room temperature and is dissolved in ethanol fully; Then vigorous stirring to solution under above-mentioned two kinds of solution mixed room temperatures is mixed fully, as spray silk solution.
Electric spinning equipment:
High voltage source:, generally adopt the high direct voltage electrostatic generator of maximum output voltage at 30~100kV in order to the highfield between injection apparatus and gathering-device to be provided.Adopt the homemade high voltage source of 0~40kV among the present invention.
Gathering-device: can be metal plate, grid or cylinder etc.Utilize difform gathering-device, can be made into various nonwoven fabric products.Adopt aluminium foil as gathering-device among the present invention.
Solution storage device: can use syringe or liquid storage pipe etc., wherein fill polymer solution or fused solution, and insert a metal electrode.This electrode links to each other with high voltage source, makes liquid charged.When adopting syringe to do the solution storage device, can directly high voltage source be linked to each other with the metal needle of syringe, need not to insert in addition electrode.Adopt 5ml glass syringe storage solutions among the present invention.
Injection apparatus: injection apparatus is capillary or the syringe needle of internal diameter 0.2~2mm.Liquid advances to adopt installs air pump adjusting hydrostatic pressure in the solution storage device, perhaps utilize the method for the slow pushing syringe of numerical controlled machinery device, and this dual mode can be controlled flow rate of liquid in spinning process.The controllable flow rate syringe pump that adopts 0.08um/min~87.75mm/min among the present invention is as propulsion plant.
Beneficial effect: the method that adopts among the present invention is an electrostatic spinning technique, and electrostatic spinning is to utilize the injection of polymer solution (or melt) under electric field action, prepares a kind of novel processing method of Nano grade fiber.Electrospinning silk technology is quick, efficient, and equipment is simple, easy operating, and is easy to control the chemical constituent and the physical property of goods.The nonwoven fabric that makes by electricity spinning fibre, has the porosity height, specific area is big, fiber fine degree and homogeneity height, advantages such as draw ratio is big, thereby given the electricity spinning fibre application prospects, as (comprising man-made organ in biomedical applications, organizational project, blood vessel, delivery system, the wound wrapping, breathing mask), filter, protective clothing, energy takes place, sensor, SPME, solar cell and light sail and the minute surface that uses at space, the application of vegetable insecticide aspect, nanometer conductor and nanometer electrical applications such as field-effect transistor and ultra-small antenna, the fields such as hydrogen container of chemical catalyst device and fuel cell obtain promoting.
Description of drawings
Fig. 1 is an experimental provision used in the present invention;
Fig. 2 is the SnO of the embodiment of the invention 1
2Nanofiber SEM figure, diameter 180 ± 10nm;
Fig. 3 is the SnO of the embodiment of the invention 2
2Nanofiber SEM figure, diameter 200 ± 10nm;
Fig. 4 is the SnO of the embodiment of the invention 3
2Nanofiber SEM figure, diameter 460 ± 10nm;
Fig. 5 is the embodiment of the invention 4 banded SnO
2Nanofiber figure, diameter 800 ± 10nm;
Fig. 6 is the embodiment of the invention 5 pearl SnO
2Nanofiber figure, diameter 190 ± 10nm;
Fig. 7 is the embodiment of the invention 6 tunica fibrosa thickness-time diagrams;
Fig. 8 is the embodiment of the invention 7 tunica fibrosas density-diameter figure;
Fig. 9 porous SnO
2Nanofiber and Sn metallic plate target material EUV emission spectrum figure.
The specific embodiment
Low density porous SnO
2The preparation of nano-fiber material:
Method one:
PVP (PVP, Mw=44, the 000) solution of configuration 20%~40% (mass ratio), solvent adopts anhydrous ethanol solvent, stirs 3h under the room temperature to dissolving fully.Take by weighing butter of tin, stir according to the ratio of 13~15% (mass ratioes) and slowly add absolute ethyl alcohol down, stir 30min under the room temperature, be dissolved in ethanol fully to butter of tin.Then with vigorous stirring 90min under above-mentioned two kinds of solution mixed room temperatures, mix fully to solution, as spray silk solution.Above-mentioned spray silk solution is poured in the 5ml glass syringe of band stainless steel syringe needle, the model of stainless steel syringe needle can be selected 5#, three kinds of 6# and 8#, propeller adopts the driver of adj sp scope at 0.08um/min~87.75mm/min, electric-field intensity is 0.1kv/cm~1kv/cm, accepts screen apart from spinning nozzle 5~30cm.Spray the silk time and move the fiber that the acceptance screen can obtain different densities, different deposition regions by control, then at 500 ℃ of roasting 2h, acquisition SnO
2Nanofiber.
Method two:
Polyvinyl alcohol (PVA, Mw=77, the 000) solution of configuration 7%~9% (mass ratio), solvent adopts deionized water, 25 ℃ of swelling 30min, 90 ℃ are stirred 2h down to dissolving fully then.Take by weighing butter of tin, stir according to the ratio of 13~15% (mass ratioes) and slowly add absolute ethyl alcohol down, stir 30min under the room temperature, be dissolved in ethanol fully to butter of tin.Then with vigorous stirring 90min under above-mentioned two kinds of solution mixed room temperatures, mix fully to solution, as spray silk solution.Above-mentioned spray silk solution is poured in the 5ml glass syringe of band stainless steel syringe needle, the model of stainless steel syringe needle can be selected 5#, three kinds of 6# and 8#, propeller adopts the driver of adj sp scope at 0.08um/min~87.75mm/min, electric-field intensity is 0.1kv/cm~1kv/cm, accepts screen apart from spinning nozzle 5~30cm.Spray the silk time and move the fiber that the acceptance screen can obtain different densities, different deposition regions by control, then at 500 ℃ of roasting 2h, acquisition SnO
2Nanofiber.
Low-density SnO
2The concrete preparation of nano-fiber material:
Embodiment 1:
Take by weighing 0.247g SnCl
4.5H
2O is dissolved in 2ml ethanol, stirs 30min, slowly is added drop-wise to 10ml 20%PVP ethanolic solution (dripping at regular intervals) then, stirs 90min.With above-mentioned mixed solution as spray silk solution.Suck above-mentioned spray silk solution 4mL with the 5ml glass syringe that has 5# stainless steel syringe needle, the motor fltting speed is 1ml/h, and environment temperature is 25 ℃, and humidity is 50%, and voltage 15kv, needle point collect fiber apart from aluminium foil gathering-device 15cm.Fiber constant temperature calcining 2h in 500 ℃ Muffle furnace with obtaining finally obtains SnO
2Nanofiber.
Embodiment 2:
Take by weighing 0.52g SnCl
4.5H
2O is dissolved in 4ml ethanol, stirs 30min, slowly is added drop-wise to 8ml20%PVP ethanolic solution (dripping at regular intervals) then, stirs 90min.With above-mentioned mixed solution as spray silk solution.Suck above-mentioned spray silk solution 4mL with the 5ml glass syringe that has 5# stainless steel syringe needle, the motor fltting speed is 1ml/h, and environment temperature is 25 ℃, and humidity is 50%, and voltage 15kv, needle point collect fiber apart from aluminium foil gathering-device 15cm.Fiber constant temperature calcining 2h in 500 ℃ Muffle furnace with obtaining finally obtains SnO
2Nanofiber.
Embodiment 3:
Take by weighing 0.75g SnCl
4.5H
2O is dissolved in 6ml ethanol, stirs 30min, slowly is added drop-wise to 6ml20%PVP ethanolic solution (dripping at regular intervals) then, stirs 90min.With above-mentioned mixed solution as spray silk solution.Suck above-mentioned spray silk solution 4mL with the 5ml glass syringe that has 5# stainless steel syringe needle, the motor fltting speed is 1ml/h, and environment temperature is 25 ℃, and humidity is 50%, and voltage 15kv, needle point collect fiber apart from aluminium foil gathering-device 15cm.Fiber constant temperature calcining 2h in 500 ℃ Muffle furnace with obtaining finally obtains SnO
2Nanofiber.
Above-mentioned three embodiment have obtained different-diameter and pattern is columniform nanofiber.The apparent pattern of material has very big influence to Laser emission intensity in the application of laser target material, and we see embodiment 4,5 by changing the fibrous material that polymer concentration and ambient humidity have obtained pearl pattern and banded pattern for this reason.
Embodiment 4:
Take by weighing 0.52g SnCl
4.5H
2O is dissolved in 6ml ethanol, stirs 30min, slowly is added drop-wise to 6ml40%PVP ethanolic solution (dripping at regular intervals) then, stirs 90min.With above-mentioned mixed solution as spray silk solution.Suck above-mentioned spray silk solution 4mL with the 5ml glass syringe that has 5# stainless steel syringe needle, the motor fltting speed is 1ml/h, and environment temperature is 25 ℃, and humidity is 70%, and voltage 15kv, needle point collect fiber apart from aluminium foil gathering-device 15cm.Fiber constant temperature calcining 2h in 500 ℃ Muffle furnace with obtaining finally obtains SnO
2Nanofiber.
Embodiment 5:
Take by weighing 0.25g SnCl
4.5H
2O slowly is added in the 7mL 8%PVA aqueous solution, and vigorous stirring 60min under the room temperature is to dissolving fully.Above-mentioned spray silk solution is poured in the 5ml glass syringe that has 5# stainless steel syringe needle, and fltting speed is 0.4mL/h, and electric-field intensity is 1kv/cm, accepts screen apart from spinning nozzle 15cm, collects fiber, then at 500 ℃ of roasting 2h, obtains SnO
2Nanofiber.
We control the SnO that preparation condition has obtained fiber thickness and controllable density
2Target material.
Embodiment 6: the fiber thickness regulation and control
Spray silk process is with embodiment 1, and the silk time is sprayed in control, obtains the porous SnO2 tunica fibrosa of different-thickness.
Embodiment 7: the regulation and control of tunica fibrosa density
Spray silk process adopts embodiment 1 respectively, and embodiment 2 and embodiment 3 control the identical spray silk time, can obtain the nanofiber of different-diameter, and the tunica fibrosa controllable density.
Embodiment 8: low density porous SnO
2Nanofiber and Sn metallic plate target material EUV emission test.
Adopting pulse width is the Nd:YAG laser of 10ns, focus spot diameter 500um.Regulate the laser emission flux density and reach 6 * 10
10W/cm
2, the pattern irradiation routinely of laser beam and target material incidence angle, the output wave spectrum adopts CCD imaging system record.13.5nm locate spectral resolution is 0.06nm.The EUV emission spectrum contrast test of two kinds of target materials as shown in figure 10, the diameter of used nanofiber is 200nm, fiber microstructure as shown in Figure 3, SnO
2Porous low density target material is 15% in the emissive porwer of 13.5nm, and the emissive porwer of Sn metallic plate target material only has 2%, simultaneously SnO
2The halfwidth of porous material is also obviously narrow than Sn metallic plate.
Claims (5)
1. a method of electrostatic spinning prepares the method for low density porous tin dioxide nano fiber laser target material, it is characterized in that this method is: the preparation of spray silk solution: the PVP solution of pressing mass ratio configuration 20%~40%, solvent adopts anhydrous ethanol solvent, is stirred to dissolving fully under the room temperature; Getting butter of tin, is that 13~15% ratio stirs and slowly adds absolute ethyl alcohol down according to mass ratio, stirs under the room temperature, is dissolved in ethanol fully to butter of tin; Then with vigorous stirring under above-mentioned two kinds of solution mixed room temperatures, mix fully to solution, as spray silk solution;
Electrostatic spinning: above-mentioned spray silk solution is poured in the injector with superfine spinning nozzle, and outer additional electric field intensity is 0.1kv/cm~1kv/cm, accepts screen apart from spinning nozzle 5~30cm; Spray the silk time and move the fiber that the acceptance screen can obtain different densities, different deposition regions by control, then 450 ℃~550 ℃ roastings, acquisition SnO
2Nanofiber;
The method of microstructure by the control material obtains cylindrical, pearl shape and band shape nanofiber, and the density by the control material and the method for film thickness obtain the nanofiber of different densities and thickness.
2. method of electrostatic spinning according to claim 1 prepares the method for low density porous tin dioxide nano fiber laser target material, the method that it is characterized in that spraying the preparation of a solution is: the poly-vinyl alcohol solution of pressing mass ratio configuration 7%~9%, solvent adopts deionized water, is stirred to dissolving fully after the swelling under 85 ℃~95 ℃; Taking by weighing butter of tin, is that 13~15% ratio stirs and slowly adds absolute ethyl alcohol down according to mass ratio, is stirred to butter of tin under the room temperature and is dissolved in ethanol fully; Then vigorous stirring to solution under above-mentioned two kinds of solution mixed room temperatures is mixed fully, as spray silk solution.
3. method of electrostatic spinning according to claim 1 prepares the method for low density porous tin dioxide nano fiber laser target material, the method that it is characterized in that spraying the preparation of a solution is: press the polyethylene oxide solutions of mass ratio configuration 8%~20%, solvent adopts the mixed solvent of absolute ethyl alcohol and water; Taking by weighing butter of tin, is that 13~15% ratio stirs and slowly adds absolute ethyl alcohol down according to mass ratio, is stirred to butter of tin under the room temperature and is dissolved in ethanol fully; Then vigorous stirring to solution under above-mentioned two kinds of solution mixed room temperatures is mixed fully, as spray silk solution.
4. the method for preparing low density porous tin dioxide nano fiber laser target material according to claim 1 or 2 or 3 described method of electrostatic spinning, the method that it is characterized in that controlling the microstructure of material is: by controlling polymers concentration or ambient humidity 10%~80%, can obtain cylindrical, pearl shape and band shape nanofiber.
5. the method for preparing low density porous tin dioxide nano fiber laser target material according to claim 1 or 2 or 3 described method of electrostatic spinning, it is characterized in that controlling the density of material and the method for film thickness is: the voltage of control spray silk process at 5KV~30KV, the spray silk time is at 1min~120min and accept distance at 10cm~30cm, can obtain the nanofiber of different densities and thickness.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006100397204A CN100362148C (en) | 2006-04-21 | 2006-04-21 | Preparing low density porous tin dioxide nano fiber laser target material by electro-static spinning method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006100397204A CN100362148C (en) | 2006-04-21 | 2006-04-21 | Preparing low density porous tin dioxide nano fiber laser target material by electro-static spinning method |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1858308A true CN1858308A (en) | 2006-11-08 |
CN100362148C CN100362148C (en) | 2008-01-16 |
Family
ID=37297264
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2006100397204A Expired - Fee Related CN100362148C (en) | 2006-04-21 | 2006-04-21 | Preparing low density porous tin dioxide nano fiber laser target material by electro-static spinning method |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100362148C (en) |
Cited By (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101787575A (en) * | 2010-03-12 | 2010-07-28 | 浙江大学 | Preparation method for micro-nano piezoelectric fiber |
CN101787580A (en) * | 2010-03-12 | 2010-07-28 | 浙江大学 | Method for preparing coaxial micrometer fibers by utilizing combined drawing and filament forming device |
CN101844406A (en) * | 2010-04-23 | 2010-09-29 | 厦门大学 | Device and method for manufacturing micro-nano porous structure |
CN101538775B (en) * | 2009-04-10 | 2011-02-09 | 东华大学 | Method for electrostatic interweaving and modifying of nylon cellulose acetate compound nanofibre membrane |
CN102162176A (en) * | 2011-03-16 | 2011-08-24 | 华中科技大学 | Micro-nano corrugated structure and preparation method thereof, and device and application of preparation method |
CN101680117B (en) * | 2007-05-18 | 2011-09-28 | 根特大学 | Production and use of laminated nanofibrous structures |
CN102206883A (en) * | 2011-06-03 | 2011-10-05 | 中国人民解放军国防科学技术大学 | Method for preparing fluffy superfine fibers |
CN102214505A (en) * | 2011-03-11 | 2011-10-12 | 长春理工大学 | Preparation method of Nio@Al2O3@TiO2 coaxial three-layer nano cable |
CN102214506A (en) * | 2011-03-11 | 2011-10-12 | 长春理工大学 | Method for preparing silicon oxide@zinc silicate@silicon oxide three-layer coaxial nano cable |
CN102222548A (en) * | 2011-03-11 | 2011-10-19 | 长春理工大学 | Method for preparing NiO@SnO2@Zn2TiO4@TiO2 coaxial four-layer nanocable |
CN102277689A (en) * | 2011-07-21 | 2011-12-14 | 东华大学 | Device and method for preparing cellulose fibrous membrane with nanometer structure |
CN101624728B (en) * | 2008-07-07 | 2012-07-04 | 常州市久联蓄电池材料有限公司 | System for electrospinning nanofiber from polymer |
CN104695031A (en) * | 2015-02-12 | 2015-06-10 | 青岛博纳生物科技有限公司 | Electrostatic spinning device |
CN105668617A (en) * | 2016-01-27 | 2016-06-15 | 济南大学 | Method for preparing starfruit-shaped SnO2/C micro-nano particles through electrostatic spinning and prepared product |
CN106395887A (en) * | 2016-09-20 | 2017-02-15 | 中国科学技术大学 | Porous material as well as preparation method and application thereof |
CN109378451A (en) * | 2018-09-20 | 2019-02-22 | 合肥国轩高科动力能源有限公司 | Graphene composite tin dioxide fiber material and preparation method and application thereof |
CN109841829A (en) * | 2019-04-08 | 2019-06-04 | 陕西科技大学 | A kind of porous SnO2The preparation method and application of the double salt ion cell positive materials of 1-dimention nano magnesium-lithium |
US20220010459A1 (en) * | 2019-04-03 | 2022-01-13 | China Enfi Engineering Corporation | Melt electrospinning device and method |
CN116786142A (en) * | 2023-06-06 | 2023-09-22 | 中国地质大学(武汉) | Tin oxide/Cs 3 Bi 2 Br 9 Perovskite quantum dot ladder-type heterojunction composite photocatalyst, and preparation method and application thereof |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101748560B (en) * | 2009-12-11 | 2011-11-02 | 江南大学 | Spinning method of electrostatically spun composite material of multiple nano level holes |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3466275B2 (en) * | 1993-12-21 | 2003-11-10 | 株式会社トクヤマ | Method for producing spinning solution and tin oxide fiber |
CN1039485C (en) * | 1994-10-20 | 1998-08-12 | 中国科学院山西煤炭化学研究所 | Superfine tin dioxide powder and its prepn process and uses |
CN1291921C (en) * | 2004-02-16 | 2006-12-27 | 北京化工大学 | Tin dioxide powder-and its preparation method |
-
2006
- 2006-04-21 CN CNB2006100397204A patent/CN100362148C/en not_active Expired - Fee Related
Cited By (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101680117B (en) * | 2007-05-18 | 2011-09-28 | 根特大学 | Production and use of laminated nanofibrous structures |
CN101624728B (en) * | 2008-07-07 | 2012-07-04 | 常州市久联蓄电池材料有限公司 | System for electrospinning nanofiber from polymer |
CN101538775B (en) * | 2009-04-10 | 2011-02-09 | 东华大学 | Method for electrostatic interweaving and modifying of nylon cellulose acetate compound nanofibre membrane |
CN101787575B (en) * | 2010-03-12 | 2011-05-18 | 浙江大学 | Preparation method for micro-nano piezoelectric fiber |
CN101787575A (en) * | 2010-03-12 | 2010-07-28 | 浙江大学 | Preparation method for micro-nano piezoelectric fiber |
CN101787580A (en) * | 2010-03-12 | 2010-07-28 | 浙江大学 | Method for preparing coaxial micrometer fibers by utilizing combined drawing and filament forming device |
CN101844406A (en) * | 2010-04-23 | 2010-09-29 | 厦门大学 | Device and method for manufacturing micro-nano porous structure |
CN102214505A (en) * | 2011-03-11 | 2011-10-12 | 长春理工大学 | Preparation method of Nio@Al2O3@TiO2 coaxial three-layer nano cable |
CN102214505B (en) * | 2011-03-11 | 2012-09-05 | 长春理工大学 | Preparation method of Nio@Al2O3@TiO2 coaxial three-layer nano cable |
CN102214506A (en) * | 2011-03-11 | 2011-10-12 | 长春理工大学 | Method for preparing silicon oxide@zinc silicate@silicon oxide three-layer coaxial nano cable |
CN102222548A (en) * | 2011-03-11 | 2011-10-19 | 长春理工大学 | Method for preparing NiO@SnO2@Zn2TiO4@TiO2 coaxial four-layer nanocable |
CN102214506B (en) * | 2011-03-11 | 2012-10-03 | 长春理工大学 | Method for preparing silicon oxide@zinc silicate@silicon oxide three-layer coaxial nano cable |
CN102222548B (en) * | 2011-03-11 | 2012-10-03 | 长春理工大学 | Method for preparing NiO@SnO2@Zn2TiO4@TiO2 coaxial four-layer nanocable |
CN102162176A (en) * | 2011-03-16 | 2011-08-24 | 华中科技大学 | Micro-nano corrugated structure and preparation method thereof, and device and application of preparation method |
CN102162176B (en) * | 2011-03-16 | 2012-09-05 | 华中科技大学 | Micro-nano corrugated structure and preparation method thereof, and device and application |
CN102206883A (en) * | 2011-06-03 | 2011-10-05 | 中国人民解放军国防科学技术大学 | Method for preparing fluffy superfine fibers |
CN102206883B (en) * | 2011-06-03 | 2012-07-11 | 中国人民解放军国防科学技术大学 | Method for preparing fluffy superfine fibers |
CN102277689A (en) * | 2011-07-21 | 2011-12-14 | 东华大学 | Device and method for preparing cellulose fibrous membrane with nanometer structure |
CN104695031B (en) * | 2015-02-12 | 2017-03-29 | 青岛博纳汇通纳米科技有限公司 | A kind of electrostatic spinning apparatus |
CN104695031A (en) * | 2015-02-12 | 2015-06-10 | 青岛博纳生物科技有限公司 | Electrostatic spinning device |
CN105668617A (en) * | 2016-01-27 | 2016-06-15 | 济南大学 | Method for preparing starfruit-shaped SnO2/C micro-nano particles through electrostatic spinning and prepared product |
CN106395887A (en) * | 2016-09-20 | 2017-02-15 | 中国科学技术大学 | Porous material as well as preparation method and application thereof |
CN106395887B (en) * | 2016-09-20 | 2018-01-30 | 中国科学技术大学 | A kind of porous material and its preparation method and application |
CN109378451A (en) * | 2018-09-20 | 2019-02-22 | 合肥国轩高科动力能源有限公司 | Graphene composite tin dioxide fiber material and preparation method and application thereof |
US20220010459A1 (en) * | 2019-04-03 | 2022-01-13 | China Enfi Engineering Corporation | Melt electrospinning device and method |
CN109841829A (en) * | 2019-04-08 | 2019-06-04 | 陕西科技大学 | A kind of porous SnO2The preparation method and application of the double salt ion cell positive materials of 1-dimention nano magnesium-lithium |
CN116786142A (en) * | 2023-06-06 | 2023-09-22 | 中国地质大学(武汉) | Tin oxide/Cs 3 Bi 2 Br 9 Perovskite quantum dot ladder-type heterojunction composite photocatalyst, and preparation method and application thereof |
Also Published As
Publication number | Publication date |
---|---|
CN100362148C (en) | 2008-01-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1858308A (en) | Preparing low density porous tin dioxide nano fiber laser target material by electro-static spinning method | |
US20190207186A1 (en) | Ceramic-polymer hybrid nanostructures, methods for producing and applications thereof | |
CN102584211B (en) | Method for preparing micro/nano porous ceramic fibers by low-temperature electrostatic spinning | |
CN102234847B (en) | Porous inorganic oxide nano fiber and preparation method thereof | |
CN110144674B (en) | Preparation method of flexible conductive ceramic fiber membrane | |
CN101538746B (en) | Principle and novel method for preparing orientation-controllable electrostatic spinning nano polymer fibers | |
CN102603302B (en) | Method for preparing silicon carbide ceramic nano-fiber membrane | |
CN105506783B (en) | A kind of preparation method of orientations barium titanate nano fiber | |
CN109179385B (en) | Multi-channel graphene film and preparation method thereof | |
CN102031574B (en) | Method for preparing one-dimensional ordered PAMPS (2-Acrylamide-2-methylpro panesulfonic acid)/PNIPAAm (Poly(N-Isoprolacrylamide)) micro-nanofibers | |
CN107195894A (en) | A kind of metal carbon nano-fiber composite material and its preparation method and application | |
CN108085768B (en) | Preparation method of porous polymer fiber and prepared porous polymer fiber | |
CN103741243B (en) | A kind of fiber producing processes containing porous covalent organic framework compound | |
Ning et al. | Tailoring the morphologies of PVDF nanofibers by interfacial diffusion during coaxial electrospinning | |
Lee et al. | Titania nanofibers prepared by electrospinning | |
CN113584723A (en) | Liquid metal nanoparticle composite nanofiber membrane and preparation method and application thereof | |
El-Rafei | Optimization of the electrospinning parameters of Mn2O3 and Mn3O4 nanofibers | |
Sethupathy et al. | Photovoltaic performance of dye-sensitized solar cells fabricated with polyvinylidene fluoride–polyacrylonitrile–silicondioxide hybrid composite membrane | |
CN101649502A (en) | Method for preparing mesoporous microsphere compound polymer fiber by electrospinning | |
CN103911766A (en) | Trans-rubber fiber material, preparation method and applications thereof | |
CN113634270A (en) | Janus nanofiber heterojunction photocatalyst modified by carbon nitride nanosheets | |
CN105923694B (en) | A kind of WO3/V2O5/ FTO complex light electrode and its preparation and application | |
CN105401260A (en) | Preparation method of strontium titanate nanotube material | |
JP6528278B2 (en) | Method for producing nanofibers and dope for electrospinning | |
CN103990463A (en) | Preparation method of NiO/gamma-Al2O3 composite ceramic nanofiber photocatalytic material |
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 | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080116 Termination date: 20100421 |