CN103397393A - Pretreatment PET insulation base device for electrostatic spinning direct writing and method thereof - Google Patents
Pretreatment PET insulation base device for electrostatic spinning direct writing and method thereof Download PDFInfo
- Publication number
- CN103397393A CN103397393A CN2013103487166A CN201310348716A CN103397393A CN 103397393 A CN103397393 A CN 103397393A CN 2013103487166 A CN2013103487166 A CN 2013103487166A CN 201310348716 A CN201310348716 A CN 201310348716A CN 103397393 A CN103397393 A CN 103397393A
- Authority
- CN
- China
- Prior art keywords
- dielectric base
- pet dielectric
- electrostatic spinning
- pet
- metal probe
- 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
- Application Of Or Painting With Fluid Materials (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
Abstract
The invention provides a pretreatment PET insulation base device for electrostatic spinning direct writing and a method of the pretreatment PET insulation base device, and relates to electrostatic spinning. A power supply, an insulation block, a metal probe, a PET insulation base, an XY moving platform, a metal sprayer, an injector and an injection pump are arranged on the device. The method includes the steps that a polyoxyethylene solution for electrostatic spinning direct writing is injected in the injector installed on the injection pump; the PET base is fixed on the moving platform; the probe is installed on the insulation block; the PET base is moved to the probe tip region of the probe through the moving platform; the negative electrode, connected with the probe, of the power supply is opened to -3- -10kV to pretreat the PET base; the positive electrode, connected with the sprayer, of the power supply is opened to 2-5kV to make the sprayer spray jet flow; the XY moving platform is moved to make the PET base region which is treated by the probe in a negative high voltage mode be moved below the sprayer; the jet flow sprayed by the sprayer is positively charged, the PET base which is pretreated in the negative high voltage mode is negatively charged, and then direct writing is conducted on the base.
Description
Technical field
The present invention relates to electrostatic spinning, especially relate to and a kind ofly for what electrostatic spinning was directly write, add negative high voltage preliminary treatment PET dielectric base devices and methods therefor.
Background technology
Electrostatic spinning be a kind of directly, the method for continuous production polymer fiber.The advantages such as the spinning material that electrostatic spinning is simple with its manufacturing installation, the spinning cost is low, available is many, technique is controlled, become one of main method for preparing nano-fiber material.
It is externally to apply electric field action on polymer solution that electrohydraulic dynamic coupling (Electrohydrodynamic, EHD) is directly write.Under the effect of electric field force, the polymer solution surface forms taylor cone.Electric field force is during greater than the surface tension of solution, and jet just goes out taylor cone and penetrates.(the Sun Daoheng such as Sun Daoheng, Chang Chieh, Li Sha, et al.Near-field Electrospinning.Nano Lett.2006,6 (4): 839-842) proposed to utilize the stabilization sub stage of spinning jet can obtain the controlled continuous nano-fibre of direction.Based on this kind method, can apply to the flexible electronic device manufacture, and obtain micro-nano pattern deposition.
Yet from present progress, the gathering-device major part of the method is conductive material, and the research and comparison on insulating materials is few.Be mainly that electric charge on fiber can accumulate on non-conducting material, be difficult to obtain and pattern deposition consistent on conductive material.
Summary of the invention
The objective of the invention is to overcome polyethylene terephthalate (polyeth-ylene terephthalate, PET) on dielectric base because electric charge can not in time be drained the situation that the spinning that causes can not deposit, provide can obtain better fiber laydown on the PET dielectric base a kind of to add negative high voltage preliminary treatment PET dielectric base devices and methods therefor for what electrostatic spinning was directly write.
The described negative high voltage preliminary treatment PET dielectric base device that adds of directly writing for electrostatic spinning is provided with DC high-voltage power supply, collets, metal probe, PET dielectric base, XY mobile platform, Metallic Nozzle At The Ingot, syringe and syringe pump;
Described DC high-voltage power supply is for generation of high pressure, and the positive pole of DC high-voltage power supply is connected with Metallic Nozzle At The Ingot, and the negative pole of DC high-voltage power supply is connected with metal probe; Collets are for installing and the fixing metal probe, and collets separate the malleation of the negative pressure of metal probe and Metallic Nozzle At The Ingot, prevent the impact of negative pressure on jet; Metal probe is contained on collets, the better effects if that allows PET dielectric base negative high voltage process; The PET dielectric base is fixed on the XY mobile platform, and the PET dielectric base can be with the motion of XY mobile platform, described XY mobile platform ground connection; The polyethylene glycol oxide aqueous solution is housed in syringe and is arranged on syringe pump.
The anodal output voltage of described DC high-voltage power supply can be greater than 2kV; The negative pole output voltage of described DC high-voltage power supply can be less than 10kV; The voltage of the positive pole output of described DC high-voltage power supply is less than the voltage of negative pole output.
The distance of described Metallic Nozzle At The Ingot distance P ET dielectric base can be less than 3mm.
Described metal probe can be provided with 4, and 4 metal probes are contained on collets by quadrate array; The distance of 4 metal probe distance P ET dielectric base is less than the distance of Metallic Nozzle At The Ingot distance P ET dielectric base.
The cross section of described collets can be L shaped.
Described collets bottom can be not less than the distance of metal probe to the PET dielectric base to the distance of PET dielectric base.
Described and negative pole DC high-voltage power supply can be opened prior to positive pole.
The molecular weight of described polyoxyethylene aqueous solution can be 300,000.
The described needle point that connects the metal probe of negative high voltage faces toward PET dielectric base surface, and PET dielectric base surface can form in the needle point district charge inducing of negative charge region; Described XY mobile platform moves to the PET dielectric base surf zone that negative high voltage is processed under Metallic Nozzle At The Ingot fast, at jet positively charged under the electric field force effect just and electronegative neutralization on the PET dielectric base.
The described method that adds negative high voltage preliminary treatment PET dielectric base of directly writing for electrostatic spinning, adopt describedly for what electrostatic spinning was directly write, to add negative high voltage preliminary treatment PET dielectric base device, said method comprising the steps of:
1) the solution polyethylene oxide solutions of electrostatic spinning directly being write is injected in the syringe that is arranged on syringe pump;
2) the PET dielectric base is fixed on the XY mobile platform;
3) the metal probe quadrate array is arranged on collets;
4) by the XY mobile platform, the PET dielectric base is moved to the metal probe needle region;
5) negative pole of DC high-voltage power supply of opening the connection metal probe to-3～-10kV, to the preliminary treatment of PET dielectric base;
6) open the positive pole to 2 of the DC high-voltage power supply of connection metal shower nozzle～5kV, make Metallic Nozzle At The Ingot that the jet ejection be arranged;
7) mobile XY mobile platform, move quickly under Metallic Nozzle At The Ingot the PET dielectric base zone after the metal probe negative high voltage is processed;
8) the jet positively charged that sprays by Metallic Nozzle At The Ingot, and first electronegative by the pretreated PET dielectric base of negative high voltage, can carry out electrostatic spinning in the PET dielectric base and directly write.
In step 1), the molecular weight of described polyethylene oxide solutions can be 200,000～500,000.
In step 2) in, described the PET dielectric base is fixed on the XY mobile platform, can the PET dielectric base be fixed on the XY mobile platform in 0.5～3mm position below the Metallic Nozzle At The Ingot of described syringe.
In step 3), the needle point of described metal probe can be 0.3～2.8mm apart from the distance of PET dielectric base.
In step 5), the described pretreated time can be 2～5s.
Of the present inventionly overcome polyethylene terephthalate (polyeth-ylene terephthalate, PET) on dielectric base because electric charge can not in time be drained the problems such as the spinning that causes can not deposit, can on the PET dielectric base, obtain better fiber laydown.
The accompanying drawing explanation
Fig. 1 is the structural representation that adds negative high voltage preliminary treatment PET dielectric base device embodiment that the present invention directly writes for electrostatic spinning.
The specific embodiment
The invention will be further described in connection with accompanying drawing for following examples.
Referring to Fig. 1, the present invention adds negative high voltage preliminary treatment PET dielectric base device embodiment DC high-voltage power supply 1, collets 2, metal probe 3, PET dielectric base 4, XY mobile platform 5, Metallic Nozzle At The Ingot 6, syringe 7 and syringe pump 8 for what electrostatic spinning was directly write.Described DC high-voltage power supply 1 is for generation of high pressure, and the positive pole of DC high-voltage power supply 1 is connected with Metallic Nozzle At The Ingot 6, and the negative pole of DC high-voltage power supply 1 is connected with metal probe 3; Collets 2 are for installing and fixing metal probe 3, and collets 2 separate the malleation of the negative pressure of metal probe 3 and Metallic Nozzle At The Ingot 6, prevent the impact of negative pressure on jet; Metal probe 3 is contained on collets 2, the better effects if that allows PET dielectric base 4 negative high voltages process; PET dielectric base 4 is fixed on XY mobile platform 5, and PET dielectric base 4 can be with 5 motions of XY mobile platform, described XY mobile platform 5 ground connection; The polyethylene glycol oxide aqueous solution (PEO, molecular weight 300,000) is housed in syringe 7 and is arranged on syringe pump 8.
The anodal output voltage of described DC high-voltage power supply is greater than 2kV; The negative pole output voltage of described DC high-voltage power supply is less than 10kV; The voltage of the positive pole output of described DC high-voltage power supply is less than the voltage of negative pole output.
The distance of described Metallic Nozzle At The Ingot distance P ET dielectric base is less than 3mm.
Described metal probe 3 is provided with 4, and 4 metal probes 3 are contained on collets 2 by quadrate array; The distance of 4 metal probe 3 distance P ET dielectric base 4 is less than the distance of Metallic Nozzle At The Ingot 6 distance P ET dielectric base 4.
The cross section of described collets 2 is L shaped.
Described collets bottom is not less than the distance of metal probe to the PET dielectric base to the distance of PET dielectric base.
Described and negative pole DC high-voltage power supply is opened prior to positive pole.
The described needle point that connects the metal probe of negative high voltage faces toward PET dielectric base surface, and PET dielectric base surface can form in the needle point district charge inducing of negative charge region; Described XY mobile platform moves to the PET dielectric base surf zone that negative high voltage is processed under Metallic Nozzle At The Ingot fast, at jet positively charged under the electric field force effect just and electronegative neutralization on the PET dielectric base.
The described method that adds negative high voltage preliminary treatment PET dielectric base of directly writing for electrostatic spinning, adopt describedly for what electrostatic spinning was directly write, to add negative high voltage preliminary treatment PET dielectric base device, said method comprising the steps of:
1) the solution polyethylene oxide solutions of electrostatic spinning directly being write is injected in the syringe that is arranged on syringe pump; The molecular weight of described polyethylene oxide solutions can be 200,000～500,000.
2) the PET dielectric base is fixed on the XY mobile platform; Described the PET dielectric base is fixed on the XY mobile platform, can the PET dielectric base be fixed on the XY mobile platform in 0.5～3mm position below the Metallic Nozzle At The Ingot of described syringe.
3) the metal probe quadrate array is arranged on collets; The needle point of described metal probe can be 0.3～2.8mm apart from the distance of PET dielectric base.
4) by the XY mobile platform, the PET dielectric base is moved to the metal probe needle region;
5) negative pole of DC high-voltage power supply of opening the connection metal probe to-3～-10kV, to the preliminary treatment of PET dielectric base; The described pretreated time can be 2～5s.
6) open the positive pole to 2 of the DC high-voltage power supply of connection metal shower nozzle～5kV, make Metallic Nozzle At The Ingot that the jet ejection be arranged;
7) mobile XY mobile platform, move quickly under Metallic Nozzle At The Ingot the PET dielectric base zone after the metal probe negative high voltage is processed;
8) the jet positively charged that sprays by Metallic Nozzle At The Ingot, and first electronegative by the pretreated PET dielectric base of negative high voltage, can carry out electrostatic spinning in the PET dielectric base and directly write.
XY mobile platform 5 moves to Metallic Nozzle At The Ingot to PET dielectric base 4 surf zones of negative high voltage processing 6 times fast, at jet positively charged under the electric field force effect just and electronegative neutralization on PET dielectric base 4, can overcome like this that insulating materials can not in time be drained positive charge and situation that spinning can not be deposited in the above.
Claims (10)
1. for what electrostatic spinning was directly write, add negative high voltage preliminary treatment PET dielectric base device, it is characterized in that being provided with DC high-voltage power supply, collets, metal probe, PET dielectric base, XY mobile platform, Metallic Nozzle At The Ingot, syringe and syringe pump;
Described DC high-voltage power supply is for generation of high pressure, and the positive pole of DC high-voltage power supply is connected with Metallic Nozzle At The Ingot, and the negative pole of DC high-voltage power supply is connected with metal probe; Collets are for installing and the fixing metal probe, and collets separate the malleation of the negative pressure of metal probe and Metallic Nozzle At The Ingot, prevent the impact of negative pressure on jet; Metal probe is contained on collets; The PET dielectric base is fixed on the XY mobile platform, and the PET dielectric base can be with the motion of XY mobile platform, described XY mobile platform ground connection; The polyethylene glycol oxide aqueous solution is housed in syringe and is arranged on syringe pump.
2. for what electrostatic spinning was directly write, add negative high voltage preliminary treatment PET dielectric base device as claimed in claim 1, it is characterized in that the anodal output voltage of described DC high-voltage power supply is greater than 2kV; The negative pole output voltage of described DC high-voltage power supply is less than 10kV; The voltage of the positive pole output of described DC high-voltage power supply is less than the voltage of negative pole output.
3. for what electrostatic spinning was directly write, add negative high voltage preliminary treatment PET dielectric base device as claimed in claim 1, it is characterized in that the distance of described Metallic Nozzle At The Ingot distance P ET dielectric base is less than 3mm.
4. for what electrostatic spinning was directly write, add negative high voltage preliminary treatment PET dielectric base device as claimed in claim 1, it is characterized in that described metal probe is provided with 4,4 metal probes are contained on collets by quadrate array; The distance of 4 metal probe distance P ET dielectric base is less than the distance of Metallic Nozzle At The Ingot distance P ET dielectric base.
5. for what electrostatic spinning was directly write, add negative high voltage preliminary treatment PET dielectric base device as claimed in claim 1, the cross section that it is characterized in that described collets is L shaped; Described collets bottom is not less than the distance of metal probe to the PET dielectric base to the distance of PET dielectric base.
6. the method that adds negative high voltage preliminary treatment PET dielectric base of directly writing for electrostatic spinning, it is characterized in that adopting as for what electrostatic spinning was directly write, added negative high voltage preliminary treatment PET dielectric base device as described in arbitrary in claim 1～5, said method comprising the steps of:
1) the solution polyethylene oxide solutions of electrostatic spinning directly being write is injected in the syringe that is arranged on syringe pump;
2) the PET dielectric base is fixed on the XY mobile platform;
3) the metal probe quadrate array is arranged on collets;
4) by the XY mobile platform, the PET dielectric base is moved to the metal probe needle region;
5) negative pole of DC high-voltage power supply of opening the connection metal probe to-3～-10kV, to the preliminary treatment of PET dielectric base;
6) open the positive pole to 2 of the DC high-voltage power supply of connection metal shower nozzle～5kV, make Metallic Nozzle At The Ingot that the jet ejection be arranged;
7) mobile XY mobile platform, move quickly under Metallic Nozzle At The Ingot the PET dielectric base zone after the metal probe negative high voltage is processed;
8) the jet positively charged that sprays by Metallic Nozzle At The Ingot, and first electronegative by the pretreated PET dielectric base of negative high voltage, can carry out electrostatic spinning in the PET dielectric base and directly write.
7. the method that adds negative high voltage preliminary treatment PET dielectric base of directly writing for electrostatic spinning as claimed in claim 6 is characterized in that in step 1) the molecular weight of described polyethylene oxide solutions is 200,000～500,000.
8. the method that adds negative high voltage preliminary treatment PET dielectric base of directly writing for electrostatic spinning as claimed in claim 6, it is characterized in that in step 2) in, described the PET dielectric base being fixed on the XY mobile platform, is in 0.5～3mm position below the Metallic Nozzle At The Ingot of described syringe, the PET dielectric base to be fixed on the XY mobile platform.
9. the method that adds negative high voltage preliminary treatment PET dielectric base of directly writing for electrostatic spinning as claimed in claim 6, is characterized in that in step 3), and the needle point of described metal probe is 0.3～2.8mm apart from the distance of PET dielectric base.
10. the method that adds negative high voltage preliminary treatment PET dielectric base of directly writing for electrostatic spinning as claimed in claim 6 is characterized in that in step 5) the described pretreated time is 2～5s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310348716.6A CN103397393B (en) | 2013-08-12 | 2013-08-12 | Pretreatment PET insulation base device for electrostatic spinning direct writing and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310348716.6A CN103397393B (en) | 2013-08-12 | 2013-08-12 | Pretreatment PET insulation base device for electrostatic spinning direct writing and method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103397393A true CN103397393A (en) | 2013-11-20 |
| CN103397393B CN103397393B (en) | 2015-06-10 |
Family
ID=49561088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310348716.6A Active CN103397393B (en) | 2013-08-12 | 2013-08-12 | Pretreatment PET insulation base device for electrostatic spinning direct writing and method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103397393B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900480A (en) * | 2014-03-18 | 2014-07-02 | 广东工业大学 | Grating ruler manufacturing device and method based on near-field electrospinning direct-writing technology |
| CN103900456A (en) * | 2014-03-18 | 2014-07-02 | 广东工业大学 | Accuracy-variable magnetic railing ruler based on array nozzle electro-spinning direct writing and device and method for manufacturing accuracy-variable magnetic railing ruler |
| CN104309338A (en) * | 2014-10-17 | 2015-01-28 | 华中科技大学 | Closed-loop control method for electrospining direct writing technology |
| CN106799831A (en) * | 2016-11-17 | 2017-06-06 | 西北工业大学 | A kind of near field direct-writing device based on composite received plate |
| CN108265339A (en) * | 2018-04-03 | 2018-07-10 | 西北工业大学 | For printing electrostatic spinning system and method perpendicular to direction of an electric field densification plane |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008040527A2 (en) * | 2006-10-02 | 2008-04-10 | Eckhard Polman | Method for applying a thread pattern to a flat substrate, apparatus therefor, and flat substrate comprising an applied thread pattern |
| US20090321997A1 (en) * | 2007-03-05 | 2009-12-31 | The University Of Akron | Process for controlling the manufacture of electrospun fiber morphology |
| CN102031574A (en) * | 2011-01-19 | 2011-04-27 | 哈尔滨工业大学 | Electrostatic spinning equipment and method thereof for preparing one-dimensional ordered PAMPS (2-Acrylamide-2-methylpro panesulfonic acid)/PNIPAAm (Poly(N-Isoprolacrylamide)) micro-nanofibers |
| KR101224544B1 (en) * | 2009-12-03 | 2013-01-22 | 한국전자통신연구원 | A Electrospinning Apparatus and A Method for Preparing Well Aligned Nanofibers Using the Same |
| CN102953130A (en) * | 2012-11-27 | 2013-03-06 | 北京化工大学 | Electrostatic spinning device of trace material |
| CN103069057A (en) * | 2010-05-29 | 2013-04-24 | A·S·斯科特 | Apparatus, methods, and fluid compositions for electrostatically-driven solvent ejection or particle formation |
| CN103074692A (en) * | 2013-01-30 | 2013-05-01 | 上海安可泰环保科技有限公司 | Electrostatic spinning method and device with constant electric field |
| CN103153624A (en) * | 2010-10-07 | 2013-06-12 | 浦项工科大学校产学协力团 | Electric field auxiliary robotic nozzle printer and method for manufacturing organic wire pattern aligned using same |
-
2013
- 2013-08-12 CN CN201310348716.6A patent/CN103397393B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008040527A2 (en) * | 2006-10-02 | 2008-04-10 | Eckhard Polman | Method for applying a thread pattern to a flat substrate, apparatus therefor, and flat substrate comprising an applied thread pattern |
| US20090321997A1 (en) * | 2007-03-05 | 2009-12-31 | The University Of Akron | Process for controlling the manufacture of electrospun fiber morphology |
| KR101224544B1 (en) * | 2009-12-03 | 2013-01-22 | 한국전자통신연구원 | A Electrospinning Apparatus and A Method for Preparing Well Aligned Nanofibers Using the Same |
| CN103069057A (en) * | 2010-05-29 | 2013-04-24 | A·S·斯科特 | Apparatus, methods, and fluid compositions for electrostatically-driven solvent ejection or particle formation |
| CN103153624A (en) * | 2010-10-07 | 2013-06-12 | 浦项工科大学校产学协力团 | Electric field auxiliary robotic nozzle printer and method for manufacturing organic wire pattern aligned using same |
| CN102031574A (en) * | 2011-01-19 | 2011-04-27 | 哈尔滨工业大学 | Electrostatic spinning equipment and method thereof for preparing one-dimensional ordered PAMPS (2-Acrylamide-2-methylpro panesulfonic acid)/PNIPAAm (Poly(N-Isoprolacrylamide)) micro-nanofibers |
| CN102953130A (en) * | 2012-11-27 | 2013-03-06 | 北京化工大学 | Electrostatic spinning device of trace material |
| CN103074692A (en) * | 2013-01-30 | 2013-05-01 | 上海安可泰环保科技有限公司 | Electrostatic spinning method and device with constant electric field |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900480A (en) * | 2014-03-18 | 2014-07-02 | 广东工业大学 | Grating ruler manufacturing device and method based on near-field electrospinning direct-writing technology |
| CN103900456A (en) * | 2014-03-18 | 2014-07-02 | 广东工业大学 | Accuracy-variable magnetic railing ruler based on array nozzle electro-spinning direct writing and device and method for manufacturing accuracy-variable magnetic railing ruler |
| CN103900456B (en) * | 2014-03-18 | 2017-05-31 | 广东工业大学 | Based on array jet direct write precision alterable magnetic railings ruler and manufacture device and method |
| CN104309338A (en) * | 2014-10-17 | 2015-01-28 | 华中科技大学 | Closed-loop control method for electrospining direct writing technology |
| CN106799831A (en) * | 2016-11-17 | 2017-06-06 | 西北工业大学 | A kind of near field direct-writing device based on composite received plate |
| CN108265339A (en) * | 2018-04-03 | 2018-07-10 | 西北工业大学 | For printing electrostatic spinning system and method perpendicular to direction of an electric field densification plane |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103397393B (en) | 2015-06-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103397393B (en) | Pretreatment PET insulation base device for electrostatic spinning direct writing and method thereof | |
| CN202725378U (en) | Electro-spinning direct-writing jet printing control device | |
| CN203583021U (en) | Multi-spray-head auxiliary electrostatic spinning device with plate electrode | |
| CN205529161U (en) | Near field electrostatic spinning shower nozzle | |
| CN107429429A (en) | Nozzle head and electrospinning device | |
| CN102922891B (en) | Electro-hydraulic jet printing device of metal micro-nanometer structure | |
| CN103215661A (en) | Electrostatic spinning device and spinning method | |
| CN102978719B (en) | Vacuum electro-spinning device | |
| CN102230231B (en) | Infrared-radiation-assisted high-voltage static spray device with coaxial spinning nozzle and application thereof | |
| CN103194806B (en) | Polymer solution electrostatic spinning component, device and method | |
| CN103906703A (en) | Method and apparatus for aligning nanowires deposited by an electrospinning process | |
| CN108265339A (en) | For printing electrostatic spinning system and method perpendicular to direction of an electric field densification plane | |
| CN103060932A (en) | Drum electrostatic spinning device | |
| CN103696024A (en) | Patterned nano-fiber preparation device | |
| CN203256378U (en) | Electrostatic spinning device | |
| CN101089254A (en) | Magnetohydrodynamic dectrostatic spinning device | |
| KR20160052917A (en) | Apparatus for energy converting using liquid droplet | |
| CN104611772A (en) | Electrostatic spinning device for preparing coaxial nanofiber in batches | |
| CN203715801U (en) | Electrostatic spinning device | |
| US9931777B2 (en) | Simple device for economically producing electrospun fibers at moderate rates | |
| CN104538550B (en) | Method for manufacturing electrochemical transistor | |
| CN204491054U (en) | A kind of electrostatic spinning apparatus | |
| CN204939671U (en) | A kind of electrostatic spinning spiral coil shower nozzle | |
| CN105200538A (en) | Rotary electrostatic spinning device for preparing nano fibers | |
| CN204959113U (en) | Electrostatic spinning device |
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 |