WO2017148460A2 - Dispositif et procédé pour filage électrostatique commandé par structure - Google Patents

Dispositif et procédé pour filage électrostatique commandé par structure Download PDF

Info

Publication number
WO2017148460A2
WO2017148460A2 PCT/DE2017/000049 DE2017000049W WO2017148460A2 WO 2017148460 A2 WO2017148460 A2 WO 2017148460A2 DE 2017000049 W DE2017000049 W DE 2017000049W WO 2017148460 A2 WO2017148460 A2 WO 2017148460A2
Authority
WO
WIPO (PCT)
Prior art keywords
polymer
collector surface
outlet nozzle
substrate
unit
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.)
Ceased
Application number
PCT/DE2017/000049
Other languages
German (de)
English (en)
Other versions
WO2017148460A3 (fr
Inventor
Frank Willems
Wolfgang Witt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bisping Medizintechnik GmbH
Original Assignee
Bisping Medizintechnik GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Bisping Medizintechnik GmbH filed Critical Bisping Medizintechnik GmbH
Priority to DE112017001094.2T priority Critical patent/DE112017001094A5/de
Publication of WO2017148460A2 publication Critical patent/WO2017148460A2/fr
Publication of WO2017148460A3 publication Critical patent/WO2017148460A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/0007—Electro-spinning
    • D01D5/0061—Electro-spinning characterised by the electro-spinning apparatus
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/0007—Electro-spinning
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/0007—Electro-spinning
    • D01D5/0015—Electro-spinning characterised by the initial state of the material
    • D01D5/0023—Electro-spinning characterised by the initial state of the material the material being a polymer melt
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/0007—Electro-spinning
    • D01D5/0015—Electro-spinning characterised by the initial state of the material
    • D01D5/003—Electro-spinning characterised by the initial state of the material the material being a polymer solution or dispersion
    • D01D5/0038—Electro-spinning characterised by the initial state of the material the material being a polymer solution or dispersion the fibre formed by solvent evaporation, i.e. dry electro-spinning
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/0007—Electro-spinning
    • D01D5/0061—Electro-spinning characterised by the electro-spinning apparatus
    • D01D5/0092—Electro-spinning characterised by the electro-spinning apparatus characterised by the electrical field, e.g. combined with a magnetic fields, using biased or alternating fields
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
    • D04H1/728—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by electro-spinning

Definitions

  • the invention relates to an apparatus and method for electrospinning polymer fiber structures.
  • EP 2185 749 B1 discloses a method and an apparatus for electrospinning polymer fiber structures or nano-fiber structures according to the preamble of claim 1.
  • a polymer or a polymer solution is forced through an outlet nozzle and pulled from there as a polymer beam on the shortest path to an opposite collector surface, which has an applied high voltage with respect to the outlet nozzle.
  • the collector surface such as a plate, on a controllable x-y actuator is adjusted by a control unit according to a pattern.
  • the polymer fiber structures can be produced and built up according to the predetermined pattern.
  • the disadvantage here is a mechanical effort, acceleration forces for adjusting the collector surface as well as acceleration forces acting on the just emerging polymer fiber structure, which is not yet solidified. If the actuator is to allow both very small displacements in the ⁇ - range and larger displacements in the mm range, great demands are placed on the actuator.
  • DE 10 2009 015 226 A1 discloses a method and an apparatus for electrospinning polymer fiber structures, wherein the collector surface comprises a conductive pattern connected to the high voltage unit such that the polymer beam preferably precipitates over the conductive pattern and forms a corresponding polymer fiber structure ,
  • the disadvantage here could be that the collector surface also has to be changed and replaced in the case of another pattern or another polymer fiber structure to be produced.
  • EP 2 221 402 A1 discloses a method and a device for the electrospinning of polymer fiber structures, wherein the polymer emerging from the outlet nozzle or the polymer solution immediately after it is further heated by laser light to evaporate.
  • EP 2 325 361 A1 discloses a method and a device for electrospinning polymer fiber structures, wherein as a polymer which is forced out of the outlet nozzle, a special polymer of two or more polymer threads is used, of which at least one polymer thread is conductive and with the high voltage unit in Connection stands.
  • adjusting or optimizing parameters in the electrospinning devices is also associated with a change in hardware components of the device, so that changes are limited in time and cost considerations.
  • An apparatus for producing a 2 and / or 3 diminutive polymer fiber structure by electrospinning comprising: - an outlet nozzle (1) connected to a reservoir (7) for a polymer or a polymer lymerways in order to press it as a polymer beam (2) through the outlet nozzle (1) or press;
  • a collector surface (5) (or a substrate), which is electrically conductive and opposite to the outlet nozzle (1) is arranged;
  • a high voltage unit (6) which generates a high voltage and between the discharge nozzle (1) and the collector surface (5) applies to pull the polymer beam (2) against the collector surface (5) and solidify there;
  • a deflection unit (3) which is arranged and formed between the outlet nozzle (1) and the collector surface (5) and around a polymer beam base axis (8), by at least one perpendicular thereto electric or magnetic field in at least one of the polymer beam (2) Distracting direction, wherein the at least one electric or magnetic field as in a Braun tube by a corresponding deflection voltage (U l, U2) is generated and wherein the polymer beam base axis (8) the polymer beam (2) without a deflection by the deflection unit (3) ;
  • a control unit (9) which controls the deflection voltage unit (4) so that the polymer beam (2) describes a predefined pattern on the collector surface (5) and thereby generates the polymer fiber structure.
  • the polymer beam can be deflected by the deflection unit completely silent and much faster than in a mechanical actuator or as known from the prior art.
  • On collector surfaces also no conductive structures, which should follow the polymer beam, must be applied. Adjustments or optimizations are easily possible PC-controlled by the control unit.
  • the hardware can be used for different types of patterns or Polymer fiber structures remain largely unchanged. This can save both time and money considerably.
  • FIG. 1 is a schematic representation of a preferred apparatus for electrowinning a polymer fiber structure with a polymer jet exit nozzle communicating with a reservoir and a conductive collector surface as a counter electrode, between which a high voltage is applied to draw the polymer beam there wherein a deflection unit, such as a Braun tube, is disposed between the exit nozzle and the collector surface and around the polymer beam to deflect the polymer beam in accordance with deflection voltages.
  • a deflection unit such as a Braun tube
  • Fig. 2 is a schematic representation of a device for electrospinning a
  • Inner coating for tubular substrates such as a coronary or neurostent, wherein the outlet nozzle is elongated capillary-shaped to be pushed into the substrate, wherein a counter electrode over the substrate, which is pushed onto the outlet nozzle, arranged to an electric Field in between to pull the polymer jet emerging from the exit nozzle to the counter electrode.
  • FIG. 1 shows a preferred apparatus for producing a 2 and 3 dimensional polymer fiber structure by electrospinning, which comprises the following: summarizes:
  • an outlet nozzle (1) which communicates with a reservoir (7) for a polymer or a polymer solution in order to press or press it as a polymer jet (2) through the outlet nozzle (1);
  • a high voltage unit (6) which generates a high voltage and between the discharge nozzle (1) and the collector surface (5) applies to pull the polymer beam (2) against the collector surface (5) and solidify there;
  • a deflection unit (3) which is arranged and formed between the outlet nozzle (1) and the collector surface (5) and around a polymer beam base axis (8), by at least one perpendicular thereto electric or magnetic field in at least one of the polymer beam (2) Distracting direction, wherein the at least one electric or magnetic field by a corresponding deflection voltage (U l, U2) or an associated deflection current is generated and wherein the polymer beam base axis (8) the polymer beam (2) without a deflection by the deflection unit (3) ;
  • a control unit (9) which controls the deflection voltage unit (4) so that the polymer beam (2) describes a predefined pattern on the collector surface (5) and thereby generates the polymer fiber structure.
  • the preferred deflecting device sketched schematically in FIG. 1 comprises a first deflection unit 3x, which consists of two electrodes which are arranged such that upon application of a first deflection voltage U l a corresponding electric field in the x-direction substantially perpendicular to the polymer beam 2 is generated.
  • a pattern generation or Bruerzeugung by the polymer beam 2 over the collector surface 5 can therefore be made correspondingly fine in ⁇ range and in the mm range and in the cm range.
  • the ⁇ range is preferably a range of 1 -5 ⁇ or 1 - 1 ⁇ or 1 -100 ⁇ 1 - 1 ⁇ .
  • the mm range is preferably a range of 0, 1 - 1 mm or 1-10mm.
  • the cm range is preferably a range of 0, 1-l ern or 1 - 10cm or 1 - 100cm.
  • the deflection unit 3 is preferably constructed as in a Braun image stirring device, in which an electron beam is deflected in a controlled manner instead of the polymer beam 2 and accordingly generates the pattern on an image surface.
  • the deflection unit 3 as in television picture tubes, also be constructed by one or more magnetic coils which generate one or two magnetic fields, which are aligned so as to deflect the polymer beam in the x and / or y direction.
  • the magnetic fields are generated by the corresponding deflection voltages (U l, U2) or the associated currents.
  • a deflection voltage (U 1, U 2) can also be understood here to mean a respective deflection current when magnetic fields are built up.
  • the collector surface 5 is preferably a plate or a roller, whose radius preferably points in the direction of the polymer beam 2, so that the polymer beam 2 preferably strikes the surface of the roller perpendicularly in the undeflected case.
  • the collector surface 5 or plate can be electrically conductive on the surface or below.
  • the collector surface 5 may also be a substrate.
  • the substrate is preferably self-conducting and electrically connected to the high-voltage unit 6, for example via the collector surface 5 or an underlying conductive plate.
  • control unit (9) is adapted to receive the predefined patterns as data or as a signal and convert them into control signals for the deflection voltage unit (4), thereby passing the pattern through the polymer beam (2) on the collector surface (5) of building predetermined paths of the pattern.
  • the deflection unit (3) is configured to generate two electric or magnetic fields which are substantially perpendicular to each other and to the polymer beam base axis (8) to thereby describe the pattern through the polymer beam (2) two-dimensionally parallel to the collector surface (5) , Wherein a perpendicular height of the pattern or the polymer fiber structure is built up by correspondingly repeated sweeping with the polymer beam (2).
  • the collector surface (5) is connected to an actuating unit, which is controlled by the control unit (9) in at least one direction parallel to the collector surface (5) is movable, thereby to produce a larger dimension of the pattern can than by the deflection (3) alone is possible.
  • the collector surface (5) is a rotating roller or substrate on which the polymer fiber structure having the predetermined pattern can be three-dimensionally applied around the roller or the substrate.
  • the roller or the substrate is preferably formed by being able to be rejuvenated or pulled inward after the electrospinning to its axis of rotation in order to detach it in this way from the polymer fiber structure inwards.
  • the roller or the substrate is designed as 3D printing.
  • the device has at least one displaceable additional collector surface above the roller or substrate in the direction of the polymer beam base axis (8), which is inserted over a base surface and sidewalls over the base surface and between the sidewalls after construction of a first polymer fiber structure additional collector surface, which is electrically connected to the collector surface (5), to be able to produce a second polymer fiber structure as a kind of roof structure or as a superstructure.
  • the outlet nozzle (1) is preferably coated with gold, platinum, silver and / or with Teflon.
  • the polymer or polymer solution is or comprises granules or filament yarns.
  • the polymer or the polymer solution is preferably polyurethanes or lactic acid or polylactides.
  • the outlet nozzle (1) is heated in order to be able to press out the polymer or the polymer solution more easily and more homogeneously and to be able to produce the polymer jet.
  • the polymer jet (2) is additionally heated in an area immediately downstream of an exit from the outlet nozzle (1), for example by IR radiation, non-coherent light or by coherent laser light.
  • the environment of the polymer jet (2) between the outlet nozzle (1) and the collector surface (5) is evacuated or corresponds to the ambient pressure or has an overpressure.
  • the environment of the polymer jet (2) is filled with a gas or gas mixture, such as helium, nitrogen, another inert gas, a non-inert gas, or a combination thereof.
  • the collector surface (5) has a second pattern as a conductive structure, which is preferably a latticed or diamond-like structure.
  • the collector surface (5) comprises a plurality of individual collector surfaces (5), which are each separately connectable to the high voltage unit (6) via a switching electronics, wherein the control unit (9) is designed to control the switching electronics so that each substantially the individual Collector surface (5) or an area of individual collector surfaces (5) are connected to the high voltage unit (6), which coincide with a desired impact coordinate of the polymer beam (2) on the collector surface (5) or are arranged around it.
  • the device comprises a ventilation device for ventilation over the collector surface (5) and along the polymer fiber structure to remove a solvent that is outgassing over the polymer fiber structure, wherein the ventilation device is preferably configured to generate a gas or gas mixture stream with a purge gas for aeration, wherein the purge gas is preferably air or another gas or a gas mixture which is suitable for removing the solvent as well as possible.
  • the ventilation device is preferably configured to generate a gas or gas mixture stream with a purge gas for aeration, wherein the purge gas is preferably air or another gas or a gas mixture which is suitable for removing the solvent as well as possible.
  • the deflection unit (3) Arranging the deflection unit (3) between the outlet nozzle (1) and the conductive collector surface (5) or the substrate and around the polymer beam base axis (8), wherein the deflection unit (3) is configured to guide the polymer beam (2) through the at least one for deflecting perpendicular electrical or magnetic field in the at least one direction, wherein the at least one electric or magnetic field by a corresponding deflection voltage (U l, U2) or the associated deflection current is generated and wherein the polymer beam base axis (8) the polymer beam (2) without the deflection by the deflection unit (3) corresponds;
  • a deflection unit (3) is used as the deflection unit (3).
  • the polymer jet (2) in two directions (x, y) perpendicular to the polymer beam base axis (8) deflected by a respective deflection voltage (U l, U2).
  • polymers Preferably used as the polymers are polymers in association with pharmaceutical products, which pharmaceutical products are sirolimus, paclitaxel or other pharmaceutical products.
  • the polymers are preferably obtained from at least one polymer solution and / or from a granulate and / or from filament yarns or are composed accordingly.
  • the method is preferably used for coating and / or producing one or more of the following products, such as: stents, occluders, AV shunts, patches, mashes, vascular prostheses, cartilage prostheses, intervertebral discs, cosmetic implants, nets, hernias, layers for tissue Engineering, flow.
  • the method is preferably used for coating and / or for producing one or more of the following products: medical implants, cosmetic implants, germ barriers.
  • the process is used to coat and / or manufacture one or more of the following products: filters, dosing devices, gassing films, hoses, membranes.
  • the process is used for coating and / or preparing one or more of the following products: molecular sieves by incorporating zeolites, with or without retention of liquid.
  • the molecular sieves are preferably applicable for an adsorption cooling, such as in a Zeolithkül Meeting, for a water filtration and / or for sterilization.
  • the method is used for coating and / or producing fibers or a fabric, such as athletic clothing, workwear, wherein a temperature or humidity can be regulated, for example, by a thermal insulation or a moisture absorption or by a capillary education.
  • an apparatus for internally coating a tubular substrate (10), such as a coronary or plastic core, with a polymer fiber structure by electrospinning comprising:
  • a counter electrode (1 1) which is arranged at a distance from an outlet of the polymer jet (2) from the outlet nozzle (1), wherein the distance is dimensioned so that the substrate in a slid on the outlet nozzle (1) state between the outlet nozzle (1) and the counter electrode (1 1) fits;
  • At least one actuating unit (12, 13) which is mechanically connected to the arrangement of the outlet nozzle (1), the counter electrode (1 1) and the substrate (10) and is formed, the outlet nozzle (1) together with the counter electrode ( 1 1) controllably to move relative to the substrate (10) and to twist;
  • a high voltage unit (6) which generates a high voltage and between the outlet nozzle (1) and the counter electrode (1 1) applies to pull the polymer beam (2) in the direction of the counter electrode (1 1), which on an inner wall of the Substrate (10), which is pulled over the outlet nozzle (1) is drawn down and solidified;
  • control unit (9) which controls the at least one setting unit (12, 13) and preferably the high voltage unit (6) so that the polymer beam (2) along predefined paths on the inner wall of the substrate (10) can precipitate on it to form the polymer fiber structure.
  • the at least one setting unit (12, 13) is formed by making the outlet nozzle (1) controllably displaceable along the longitudinal axis.
  • the at least one setting unit (12, 13) is formed by making the holding means for the substrate (10) controllably rotatable.
  • the at least one setting unit (12, 13) is formed by making the counter electrode (1 1) controllably rotatable about the outlet nozzle (1).

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Nonwoven Fabrics (AREA)

Abstract

L'invention concerne un dispositif et un procédé pour la fabrication d'une structure en fibre polymère par filage électrostatique, comprenant : une buse de sortie (1) pour un jet de polymère (2); une surface de collecteur électriquement conductrice (5), disposée en face de la buse de sortie (1), une tension élevée étant appliquée entre eux, afin d'attirer le jet de polymère (2) sur la surface de collecteur. Le dispositif est caractérisé par : une unité de déviation (3), disposée entre la buse de sortie (1) et la surface de collecteur (5) et autour d'un axe de base du jet de polymère (8) et formée pour dévier le jet de polymère (2) par au moins un champ électrique ou magnétique perpendiculaire à celui-ci dans au moins une direction, le ou les champs électriques ou magnétiques étant produits comme par un tube Braun par l'intermédiaire d'une tension de déviation (U1, U2) correspondante; une unité de tension de déviation (4) destinée à produire la ou les tensions de déviation (U1, U2); et une unité de commande (9), qui commande l'unité de tension de déviation (4), afin de produire un motif prédéfini et la structure de fibre polymère sur la surface de collecteur (5) avec le jet de polymère (2).
PCT/DE2017/000049 2016-03-01 2017-02-28 Dispositif et procédé pour filage électrostatique commandé par structure Ceased WO2017148460A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112017001094.2T DE112017001094A5 (de) 2016-03-01 2017-02-28 Vorrichtung und Verfahren zu einem Struktur-gesteuerten Elektrospinnen

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016002389 2016-03-01
DE102016002389.9 2016-03-01

Publications (2)

Publication Number Publication Date
WO2017148460A2 true WO2017148460A2 (fr) 2017-09-08
WO2017148460A3 WO2017148460A3 (fr) 2017-11-02

Family

ID=58772674

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2017/000049 Ceased WO2017148460A2 (fr) 2016-03-01 2017-02-28 Dispositif et procédé pour filage électrostatique commandé par structure

Country Status (2)

Country Link
DE (1) DE112017001094A5 (fr)
WO (1) WO2017148460A2 (fr)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108411386A (zh) * 2018-05-24 2018-08-17 西安科技大学 高低压双系统电纺设备
CN108977960A (zh) * 2018-08-24 2018-12-11 武汉理工大学 一种具有双级波浪结构的高拉伸压电微纤维及其制备方法
CN109825884A (zh) * 2019-03-22 2019-05-31 大连民族大学 多溶液配比的电纺纤维可控电磁场喷射实验方法
CN110004504A (zh) * 2019-05-24 2019-07-12 北京化工大学 一种图案化静电纺丝装置
CN110561749A (zh) * 2019-10-03 2019-12-13 四川大学 磁控制纳米成型微机械装置及纺丝三维成型方法
EP3739087A3 (fr) * 2019-05-17 2021-02-24 Raytheon Technologies Corporation Système et procédé pour l'électrofilature d'une structure composite à ultra haute température
CN113564734A (zh) * 2021-07-29 2021-10-29 黄景雅 可控交变磁场实现电纺纤维层级式实验样品收集装置及方法
CN113897690A (zh) * 2021-11-08 2022-01-07 东南大学 一种基于磁场辅助电纺制备有序pvdf纳米纤维的方法
CN115928229A (zh) * 2023-01-18 2023-04-07 青岛科技大学 一种静电纺丝纤维沉积区域调控装置、调控方法及应用

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2221402A1 (fr) 2007-11-30 2010-08-25 Daiwabo Holdings Co., Ltd. Fibre composite ultrafine, fibre ultrafine, son procédé de fabrication et structure de fibre
DE102009015226A1 (de) 2009-04-01 2010-10-14 Kim, Gyeong-Man, Dr. Template-gestütztes Musterbildungsverfahren von Nanofasern im Electrospinn-Verfahren und deren Anwendungen
EP2325361A1 (fr) 2008-09-04 2011-05-25 Daiwabo Holdings Co., Ltd. Masse fibreuse, composite de substrat conducteur à masse fibreuse, et leurs processus de production
EP2185749B1 (fr) 2007-08-29 2013-08-07 Bayer Intellectual Property GmbH Procédé et dispositif de production de nanostructures électriquement conductrices par électrofilage

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10106915B2 (en) * 2013-12-18 2018-10-23 Anf Inc. Electro-spinning type pattern forming apparatus
KR20150134078A (ko) * 2014-05-21 2015-12-01 황원태 전기방사 방식 패턴 형성 장치

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2185749B1 (fr) 2007-08-29 2013-08-07 Bayer Intellectual Property GmbH Procédé et dispositif de production de nanostructures électriquement conductrices par électrofilage
EP2221402A1 (fr) 2007-11-30 2010-08-25 Daiwabo Holdings Co., Ltd. Fibre composite ultrafine, fibre ultrafine, son procédé de fabrication et structure de fibre
EP2325361A1 (fr) 2008-09-04 2011-05-25 Daiwabo Holdings Co., Ltd. Masse fibreuse, composite de substrat conducteur à masse fibreuse, et leurs processus de production
DE102009015226A1 (de) 2009-04-01 2010-10-14 Kim, Gyeong-Man, Dr. Template-gestütztes Musterbildungsverfahren von Nanofasern im Electrospinn-Verfahren und deren Anwendungen

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108411386B (zh) * 2018-05-24 2024-04-19 西安科技大学 高低压双系统电纺设备
CN108411386A (zh) * 2018-05-24 2018-08-17 西安科技大学 高低压双系统电纺设备
CN108977960B (zh) * 2018-08-24 2021-08-17 武汉理工大学 一种具有双级波浪结构的高拉伸压电微纤维及其制备方法
CN108977960A (zh) * 2018-08-24 2018-12-11 武汉理工大学 一种具有双级波浪结构的高拉伸压电微纤维及其制备方法
CN109825884A (zh) * 2019-03-22 2019-05-31 大连民族大学 多溶液配比的电纺纤维可控电磁场喷射实验方法
US11255026B2 (en) 2019-05-17 2022-02-22 Raytheon Technologies Corporation Method for electrospinning of an ultra-high temperature composite structure
EP3739087A3 (fr) * 2019-05-17 2021-02-24 Raytheon Technologies Corporation Système et procédé pour l'électrofilature d'une structure composite à ultra haute température
EP4424656A3 (fr) * 2019-05-17 2024-12-04 RTX Corporation Système et procédé d'électrofilage d'une structure composite à ultra-haute température
CN110004504A (zh) * 2019-05-24 2019-07-12 北京化工大学 一种图案化静电纺丝装置
CN110561749A (zh) * 2019-10-03 2019-12-13 四川大学 磁控制纳米成型微机械装置及纺丝三维成型方法
CN113564734A (zh) * 2021-07-29 2021-10-29 黄景雅 可控交变磁场实现电纺纤维层级式实验样品收集装置及方法
CN113564734B (zh) * 2021-07-29 2023-01-20 江苏优舒科技有限公司 可控交变磁场实现电纺纤维层级式实验样品收集装置及方法
CN113897690A (zh) * 2021-11-08 2022-01-07 东南大学 一种基于磁场辅助电纺制备有序pvdf纳米纤维的方法
CN115928229A (zh) * 2023-01-18 2023-04-07 青岛科技大学 一种静电纺丝纤维沉积区域调控装置、调控方法及应用

Also Published As

Publication number Publication date
DE112017001094A5 (de) 2018-12-06
WO2017148460A3 (fr) 2017-11-02

Similar Documents

Publication Publication Date Title
WO2017148460A2 (fr) Dispositif et procédé pour filage électrostatique commandé par structure
DE3728002C2 (fr)
Wu et al. Control of electrospun mat width through the use of parallel auxiliary electrodes
EP2185749B1 (fr) Procédé et dispositif de production de nanostructures électriquement conductrices par électrofilage
DE69935264T2 (de) Filtermaterial und Vorrichtung und Verfahren zur Herstellung
DE10053263A1 (de) Orientierte Meso- und Nanoröhrenvliese
DE2339949A1 (de) Verfahren und vorrichtung zum auftragen einer duennen schicht auf einer unterlage
DE102007016656A1 (de) PAEK-Pulver, insbesondere zur Verwendung in einem Verfahren zum schichtweisen Herstellen eines dreidimensionalen Objektes, sowie Verfahren zu dessen Herstellung
DE10116232A1 (de) Verfahren zur Herstellung von Formkörpern mit innenbeschichteten Hohlräumen
DE4312309C2 (de) Verfahren und Vorrichtungen zur Herstellung eines Spinnvlies-Flächenproduktes
EP2344688A1 (fr) Dispositif pour la fabrication d'un non-tissé
EP2891194B1 (fr) Procédé de fabrication d'un actionneur à empilement d'élastomères diélectriques
DE2618743B2 (de) Verfahren und Vorrichtung zur Herstellung eines breiten Faservlieses
DE602004009019T2 (de) Verfahren und Vorrichtung zur Vliesstoffherstellung
EP2754188B1 (fr) Tête de revêtement élastomère présentant une buse de revêtement et emploi de moyens d'évasement
DE19713637C2 (de) Teilchenmanipulierung
EP2984202A1 (fr) Procédé et dispositif de formation d'une structure sur un substrat
CH412779A (de) Verfahren zum Beschichten textiler Flächengebilde mit einem Kunstharz
EP3873723A1 (fr) Dispositif d'impression 3d simultanée de plusieurs objets
DE19548447C2 (de) Verfahren und Vorrichtung zum Auftragen eines Photoresistfilms
DE102012210159A1 (de) Verfahren zur Herstellung eines Strömungsleitkörpers einer Vorrichtung zur synthetischen Faserherstellung und Strömungsleitkörper hierfür
AT403483B (de) Verfahren zur herstellung von spinnvliesen
DE102006012666A1 (de) Vorrichtung und Verfahren zur Eigenschaftsänderung dreidimensionaler Formteile mittels Elektronen
DE102023110357A1 (de) Vorrichtung und Verfahren zur gerichteten Gasbeaufschlagung eines Bauraums zur additiven Fertigung
KR102185268B1 (ko) 3d 인쇄를 이용한 다층 바이오 스캐폴드 제작 장치 및 방법

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17725851

Country of ref document: EP

Kind code of ref document: A2

REG Reference to national code

Ref country code: DE

Ref legal event code: R225

Ref document number: 112017001094

Country of ref document: DE

122 Ep: pct application non-entry in european phase

Ref document number: 17725851

Country of ref document: EP

Kind code of ref document: A2