WO2011116848A2 - Durch rotationsspinnverfahren hergestellte mehrkomponentenfasern - Google Patents
Durch rotationsspinnverfahren hergestellte mehrkomponentenfasern Download PDFInfo
- Publication number
- WO2011116848A2 WO2011116848A2 PCT/EP2011/000177 EP2011000177W WO2011116848A2 WO 2011116848 A2 WO2011116848 A2 WO 2011116848A2 EP 2011000177 W EP2011000177 W EP 2011000177W WO 2011116848 A2 WO2011116848 A2 WO 2011116848A2
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- WO
- WIPO (PCT)
- Prior art keywords
- container
- component
- fiber
- raw material
- fiber raw
- Prior art date
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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
- D01D5/18—Formation of filaments, threads, or the like by means of rotating spinnerets
-
- 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
- D01D5/28—Formation of filaments, threads, or the like while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
- D01D5/30—Conjugate filaments; Spinnerette packs therefor
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
- D01F1/103—Agents inhibiting growth of microorganisms
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2929—Bicomponent, conjugate, composite or collateral fibers or filaments [i.e., coextruded sheath-core or side-by-side type]
Definitions
- Multicomponent fibers produced by spin spinning are Multicomponent fibers produced by spin spinning
- the invention relates to a multi-component fiber, comprising a first component and a second component, which together a
- Form fiber body wherein the first component of a first
- Fiber raw material consists and wherein the second component consists of a second fiber raw material.
- the invention further relates to a method in which a first fiber raw material is filled in a first container, wherein a second fiber raw material is filled in a second container, wherein both containers are rotated, wherein the first fiber raw material is discharged from the first container, wherein the second fiber raw material is discharged from the second container and wherein the fiber raw materials are brought together after leaving the containers.
- EP 801 039 A2 discloses a method for
- a first molten, mineral fiber raw material is discharged from a first rotating container via nozzles.
- a second molten mineral fiber raw material is applied by the latter is thrown onto the outer wall of the first rotating container.
- the first container is disposed away from the second container, wherein the containers can be rotated independently.
- the invention is therefore based on the object to realize a multi-component fiber, in which heat-sensitive fiber raw materials are processed without damage.
- the present invention achieves the aforementioned object by a
- Multi-component fiber with the features of patent claim 1.
- the multicomponent fiber is made by a spin spinning process.
- a spin spinning process Such a method is characterized in that the
- Containers are rotated about the same axis, with the first Fiber raw material is discharged through a first channel nozzle from the first container and wherein the second fiber raw material is discharged through a second channel nozzle from the second container.
- Multicomponent fibers made by the process described herein are often twisted together. At least two multicomponent fibers are wound around each other analogously to two cords. This effect occurs especially in rotary spinning processes. This makes it clear whether multicomponent fibers were produced by a rotary spinning process.
- Fiber raw materials can be manufactured. These fiber raw materials can not be used in classic spinning processes that use melts without being damaged. Specifically, it has been recognized that non-melt processable fiber raw materials can be spun from a spinning solution. Finally, it has been recognized that biodegradable substances and
- Biopolymers which are mostly non-meltable or very temperature-sensitive, can be spun into multicomponent fibers or nonwovens. This is inventively realized in that two containers are rotated about the same axis. This allows easy merging of fiber raw materials discharged by centripetal forces
- Multicomponent fibers By suitable choice of the rotational speed, the residence time of the fiber raw materials in the containers can be chosen such that they are exposed to heat only for a very short time and therefore do not take any temperature damage. In that regard, a multi-component fiber can be realized, in which heat-sensitive
- Fiber raw materials are processed without prejudice. Consequently, the object mentioned above is achieved.
- the multicomponent fiber could have a biocompatible component and / or exhibit biodegradability in the human or animal body.
- the multicomponent fiber could be biodegradable in the human or animal body. This allows the
- Multicomponent fiber are applied to a wound and easily grown together with the human or animal body tissue or degraded by this.
- At least one component of the multicomponent fiber could be any component of the multicomponent fiber.
- Medicines contain or be made of a medicine. This can be supplied to a human or an animal drug in fiber form. It is conceivable to produce wound dressings from nonwovens in the fibers of which drugs are integrated. Further applications are in the
- At least one component could have a substance whose structure is heated after at least two minutes of heating at a temperature of
- Destruction of the structure here also means a reduction in the specific activity of the substance.
- a substance may be designed as a pharmaceutical, in particular as an antibiotic, enzyme, growth factor or pain-reducing agent. At least one component could contain an antibiotic. Antibiotics suppress the growth of bacteria or germs.
- At least one component could contain an enzyme. Enzymes can control metabolic processes.
- At least one component could contain a growth factor.
- Growth factors can influence cell growth.
- At least one component could contain a pain-reducing agent.
- the multicomponent fibers can be applied to wounds and relieve wound pain.
- the object mentioned above is also by a method with the
- the fiber raw materials could be merged to complement each other to form a multicomponent fiber.
- the still soft fiber raw materials can enter into an intimate, cohesive connection with each other after emerging from their associated nozzle nozzles.
- the channel nozzles are combined in such a way that multicomponent fibers of different construction are formed.
- bicomponent fibers in particular core-sheath fibers or side-by-side fibers, namely so-called “core-shell fibers" or "side-by-side fibers" can be produced.
- the first container could be assigned to an inner rotor and the second container to an outer rotor, wherein the second container surrounds the first container circumferentially and wherein a nozzle nozzle of the first container is guided concentrically within a channel nozzle of the second container.
- the first container could be assigned to a lower rotor part, wherein the second container is assigned to an upper rotor part and wherein a semicircular in cross section channel nozzle of the first container to a in the Cross-section semicircular channel nozzle of the second container is applied.
- a multi-component fiber can be produced, which is designed as a side-by-side fiber, namely as a so-called "side-by-side fiber".
- An apparatus for carrying out the method described here comprises two containers which are rotatable about the same axis, wherein a first container first channel nozzles and a second container second channel nozzles are associated and wherein the first channel nozzles and the second channel nozzles are aligned.
- Channel nozzles can form an intimate solid, cohesive connection with each other.
- the process described herein could be used to make drug-filled core-sheath fibers, which could be made of hydrogelling material, particularly gelatin, PVA, etc.
- an active ingredient can be made from the core sheath
- a core-sheath fiber could have a wound-healing or antibacterial core, eg, Medihoney, panthenol, chitosan, etc.
- Core-sheath fibers with non-gelling core and gelling sheath for absorbent dressings could also be made also to make side-by-side fibers with gelling and non-gelling material.
- a washable or removable core of a core-sheath fiber could be provided.
- the core could be provided.
- the hollow fiber has an increased surface area.
- Non-spinnable or very difficult to spinnable fiber raw materials for the core of a sheath-core fiber could also be spun using the method described herein.
- two fiber raw materials reacting with each other could also be spun.
- a polymer is spun with its crosslinking agent.
- the spinning process and a crosslinking reaction can be carried out in one step.
- spinning solutions, dispersions, emulsions or melts of the following polymers and mixtures of these polymers could be used:
- Synthetic biodegradable polymers such as polylactides, polylactide-co-glycolide copolymers, e.g. Resomer RG 502 H, polylactide block polyethylene oxides, e.g. Resomer RGP d 5055, polycaprolactones, polycaprolactone block polyethylene oxides, polyanhydrides, e.g. Polifeprosan, Polyorthoester,
- Polyphosphoesters e.g. Polylactophates, synthetic biocompatible polymers or polymers used in medicine, such as polyethylene glycols, polyethylene oxides, polyvinylpyrrolidone, polyvinyl alcohols, polyethylenes,
- biodegradable or biocompatible polymer-bound active agent or additive and copolymers of the above polymer classes.
- the spinning solutions could be an addition of additives or active ingredients
- Enzyme Enzyme, antimicrobial agents, vitamins, antioxidants, anti-infective agents, antibiotics, antiviral agents, anti-rejection agents,
- Analgesics analgesic combinations, antiphlogistics, and
- anti-inflammatory agents include wound healing agents, hormones, steroids, testosterone, estradiol, peptides and / or peptide sequences
- immobilized adhesion promoting peptide sequences such as peptide sequences and peptide fragments of extracellular matrix proteins, in particular peptides containing one or more of the amino acid sequences RGD, LDV, GFOGER, IKVAV, SWYGLR, COMP, ADAM, POEM, YIGSR,
- GVKGDKGNPGWPGAP-, cyclo-DfKRG-, KRSR- contain isolated and / or genetically engineered proteins, polysaccharides, glycoproteins, lipoproteins, amino acids, growth factors, in particular from the
- TGF Growth factor families TGF, especially TGF- ⁇ ), FGF, PDGF, EGF, GMCSF, VEGF, IGF, HGF, IL-1B, IL8 and NG, RNA siRNA, mRNA and / or DNA, anticancer agents such as paclitaxel, doxorubicin, 1 , 3-bis-2-chloroethyl-1-nitrosourea BCNU, camphothecin, live cells, opiates, nicotine,
- anticancer agents such as paclitaxel, doxorubicin, 1 , 3-bis-2-chloroethyl-1-nitrosourea BCNU, camphothecin, live cells, opiates, nicotine,
- Sulfonamidopeptides peptide-analogous molecules based on D-amino acids, furanone derivatives, dexamethasone, ß-tricalcium phosphate and / or
- Hydroxyapatite in particular especially hydroxyapatite nanoparticles, in
- Polysaccharides especially sucrose to perform.
- a first spinning solution namely a solution of polyvinyl pyrrolidone and polyvinyl alcohol
- a second spinning solution namely a solution of gelatin and sodium alginate
- non-spinnable fiber raw materials can be spun as the core of a fiber.
- an aqueous solution with a dissolved active substance could be spun.
- the multicomponent fibers produced by the process described herein could undergo post-treatments such as crosslinking reactions.
- Multicomponent fibers could also be made into a nonwoven by solidification processes.
- Fig. 1 is a sectional plan view of a device having a
- Fig. 2 is a side sectional view of a device
- FIG. 3 is a plan view of the outlet side of the channel nozzles of
- Fig. 4 is a side sectional view of a device having an upper
- Fig. 5 is a plan view of the outlet side of the channel nozzles of
- Fig. 6 shows a core-sheath fiber and a side-by-side fiber.
- Fig. 1 shows an apparatus for performing a method in which a first fiber raw material 1 is filled in a first container 2, wherein a second fiber raw material 3 is filled in a second container 4, wherein both containers 2, 4 are rotated, wherein the first Fiber raw material 1 from the first container 2 is discharged, wherein the second fiber raw material 3 is discharged from the second container 4 and wherein the fiber raw materials 1, 3 after leaving the containers 2, 4 are brought together.
- the containers 2, 4 are rotated about the same axis A, wherein the first fiber raw material 1 is discharged through a first channel nozzle 5 from the first container 1 and wherein the second fiber raw material 3 is discharged through a second channel nozzle 6 from the second container 4.
- Fiber raw materials 1, 3 are brought together in such a way that they complement each other to form a multicomponent fiber.
- the first container 2 is associated with an inner rotor 7 and the second container 4 an outer rotor 8, wherein the second container 4 surrounds the first container 2 circumferentially and wherein a nozzle nozzle 5 of the first container 2 is guided concentrically within a channel nozzle 6 of the second container 4.
- the inner rotor 7 and the outer rotor 8 are arranged concentrically.
- the channel nozzles 5, 6 have outlet openings, from which the
- Fiber raw materials 1, 3 emerge. 2 shows a side sectional view of a device for carrying out the method described above, the first container 2 being completely received in the second container 4 and surrounded concentrically by the latter.
- Fig. 3 shows a plan view of the outlet openings of the concentrically arranged channel nozzles 5, 6 of FIGS. 1 and 2, through which a core-sheath fiber can be produced.
- FIG. 4 shows a side sectional view of a device for carrying out the method described here, in which the first container 2 is assigned to a lower rotor part 9, wherein the second container 4 is assigned to an upper rotor part 10 and wherein a cross-sectionally semicircular Channel nozzle 9a of the first container 2 is applied to a semi-circular in cross-section channel nozzle 10a of the second container 4.
- the channel nozzles 9a, 10a have outlet openings, from which the
- FIG. 5 shows a plan view of the outlet openings of the channel nozzles 9a, 10a, which are adjacent to one another on their flat sides and which are semicircular in cross-section.
- This channel nozzle profile is used to produce a side-by-side fiber, namely a side-by-side fiber.
- Fig. 6 shows in the left view a multi-component fiber, which is designed as a core-sheath fiber, and in the right view of a
- Multi-component fiber designed as a side-by-side fiber.
- Fig. 6 shows two multicomponent fibers, each comprising a first
- the multicomponent fibers are produced by means of a rotary spinning process.
- Embodiment 1 The aforementioned fiber raw materials 1, 3 are designed as spinning solutions. Embodiment 1
- a nonwoven fabric consisting of core-sheath fibers is produced with a device according to FIG. 1 by a rotary spinning process as follows: As spinning solution 1, a 20% gelatin solution is produced. to
- gelatin of the type A PIGSKIN GELITA AG Use comes a gelatin of the type A PIGSKIN GELITA AG. The gelatin is stirred into water. Then the gelatin solution remains at rest for about one hour to swell. Subsequently, the gelatin solution is dissolved and kept at a temperature of 60 ° C for about 2 hours.
- polyvinylpyrrolidone solution As spinning solution 3, an aqueous 40% polyvinylpyrrolidone solution is prepared.
- the polyvinylpyrrolidone (MW about 40000 g / mol) is stirred in water and dissolved at 70 ° C in a water bath.
- the spinning solution 1 is guided by means of a peristaltic pump into the container 2 of the inner rotor 7, the spinning solution 3 at the same time with a further peristaltic pump in the container 4 of the outer rotor 8.
- the containers 2, 4 have a temperature of about 80 ° C and rotate at a speed of 4500 rev / min about the common axis A.
- the inner rotor 7 is located within the outer rotor 8. go from the inner rotor 7
- Channel nozzles 5 with a diameter of 0.5 mm. These open respectively in the channel nozzles 6 of a diameter of 1, 0 mm of the outer rotor 8 and together with these form a spinneret for the production of Bicomponent fibers with core-shell segmentation or even to
- the fiber raw material 1, 3 is pressed through the channel nozzles 5, 6 and spun into bicomponent fibers by a
- Embodiment 2 is a diagrammatic representation of Embodiment 1:
- spinning solution 1 a 5% gelatin solution is used.
- gelatin of the type A PIGSKIN GELITA AG Use comes a gelatin of the type A PIGSKIN GELITA AG. The gelatin is stirred into water. Then the gelatin solution remains at rest for about one hour to swell. Subsequently, the gelatin solution is dissolved and kept at a temperature of 60 ° C for about 2 hours.
- the spinning solution 3 used is an aqueous active ingredient solution of acetylsalicylic acid having a concentration of 0.1 mg / L and 1% by weight of polyethylene oxide (M.W., about 900,000 g / mol).
- the acetylsalicylic acid is dissolved in water.
- the spinning solution 1 is guided by means of a peristaltic pump into the container 2 of the inner rotor 7, the spinning solution 3 with a further peristaltic pump in the container 4 of the outer rotor 8.
- the containers 2, 4 have a temperature of about 60 ° C and rotate at a speed of 4500 U / min.
- the inner rotor 7 is located within the outer rotor 8. From the inner rotor 7 go out channel nozzles 5 with a diameter of 0.5 mm. These open respectively in the channel nozzles 6 of a diameter of 1, 0 mm of the outer rotor 8 and together with these form a spinneret for the production of bicomponent fibers with core-shell segmentation or to
- the fiber raw material 1, 3 is pressed through the channel nozzles 5, 6 and spun into bicomponent fibers by a
- Polyvinylpyrrolidone solution prepared.
- the polyvinylpyrrolidone (MW about 40000 g / mol) is stirred in water and dissolved at 70 ° C in a water bath.
- a spinning solution 1 a 40% gelatin solution is prepared.
- gelatin type A PIGSKIN GELITA AG For use comes gelatin type A PIGSKIN GELITA AG. The gelatin is stirred into water. Then the gelatin solution remains at rest for about one hour to swell. Subsequently, the gelatin solution is dissolved and kept there for about 2 hours at a temperature of 60 ° C.
- the spinning solution 3 is guided by means of a peristaltic pump into the container 4 of the upper rotor part 10, the spinning solution 1 with a further peristaltic pump in the container 2 of the lower rotor part 9.
- the containers 2, 4 have a temperature of about 80 ° C and rotate at a speed of 4500 U / min.
- the rotor 9, 10 is divided into an upper container 4 and lower container 2.
- the channel nozzles 9a, 10a with diameters of 0.3 mm of the lower
- Container 2 and the upper container 4 are aligned on the outer wall of the rotor 9, 10 and together form a spinneret for the production of
- the fiber raw material 1, 3 is pressed through the channel nozzles 9a, 10a and spun into bicomponent fibers, which are drawn by a suction device.
- the suction device is located below the containers 2, 4.
- the spinning solutions 1, 3 are adjusted in terms of their viscosity so that they show sufficient strength after leaving the channel nozzles 5, 6, 9a, 10a to form a fiber body. After leaving the Channel nozzles 5, 6, 9a, 10a can cool the spinning solutions 1, 3 and strongly solidify and / or crosslink.
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Artificial Filaments (AREA)
- Multicomponent Fibers (AREA)
- Materials For Medical Uses (AREA)
- Nonwoven Fabrics (AREA)
- Medicinal Preparation (AREA)
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/636,767 US10196759B2 (en) | 2010-03-25 | 2011-01-18 | Multi-component fibers produced by a rotational spinning method |
EP11702926A EP2550382A2 (de) | 2010-03-25 | 2011-01-18 | Durch rotationsspinnverfahren hergestellte mehrkomponentenfasern |
BR112012024007-2A BR112012024007B1 (pt) | 2010-03-25 | 2011-01-18 | fibra multicomponente e processo para fabricação de uma fibra multicomponente |
RU2012137113/12A RU2553011C2 (ru) | 2010-03-25 | 2011-01-18 | Многокомпонентные волокна для изготовления повязки на раны или имплантатов, полученные способом ротационного прядения |
KR1020127027804A KR101457341B1 (ko) | 2010-03-25 | 2011-01-18 | 회전 방적 방법에 의해서 제조된 다성분 섬유 |
CN201180008983.8A CN102844475B (zh) | 2010-03-25 | 2011-01-18 | 通过旋转纺纱法制造的多组分纤维 |
JP2013500350A JP5907568B2 (ja) | 2010-03-25 | 2011-01-18 | 多成分繊維を合成するための方法、同方法を実施するための装置、及び多成分繊維 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102010012845A DE102010012845A1 (de) | 2010-03-25 | 2010-03-25 | Durch Rotationsspinnverfahren hergestellte Mehrkomponentenfasern |
DE102010012845.7 | 2010-03-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2011116848A2 true WO2011116848A2 (de) | 2011-09-29 |
WO2011116848A3 WO2011116848A3 (de) | 2011-11-17 |
Family
ID=44242535
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2011/000177 WO2011116848A2 (de) | 2010-03-25 | 2011-01-18 | Durch rotationsspinnverfahren hergestellte mehrkomponentenfasern |
Country Status (10)
Country | Link |
---|---|
US (1) | US10196759B2 (de) |
EP (1) | EP2550382A2 (de) |
JP (1) | JP5907568B2 (de) |
KR (1) | KR101457341B1 (de) |
CN (1) | CN102844475B (de) |
BR (1) | BR112012024007B1 (de) |
DE (1) | DE102010012845A1 (de) |
RU (1) | RU2553011C2 (de) |
TW (1) | TWI447276B (de) |
WO (1) | WO2011116848A2 (de) |
Cited By (3)
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WO2012055494A1 (de) * | 2010-10-29 | 2012-05-03 | Carl Freudenberg Kg | Vliesstoffe aus synthetischen polymeren sowie rotationsspinnverfahren zur herstellung derselben |
DE102012002209A1 (de) | 2012-02-07 | 2013-08-08 | Carl Freudenberg Kg | Biodegradierbares Vlies für medizinische Zwecke |
JP2019133718A (ja) * | 2019-05-07 | 2019-08-08 | シャープ株式会社 | 表示制御装置及びプログラム |
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DE102012224379A1 (de) * | 2012-12-27 | 2014-07-03 | Aesculap Ag | Faserprodukt und Verfahren zu seiner Herstellung |
CN103397396B (zh) * | 2013-07-30 | 2015-10-28 | 苏州豪建纺织有限公司 | 一种可变径熔丝结构 |
DE102014202578A1 (de) * | 2014-02-12 | 2015-08-13 | Aesculap Ag | Medizinisches Produkt und Verfahren zu seiner Herstellung |
CN104928777B (zh) * | 2014-03-21 | 2017-08-25 | 馨世工程教育有限公司 | 用于生产若干种结构的复合纳米微米纤维离心纺丝设备 |
WO2015139659A1 (zh) * | 2014-03-21 | 2015-09-24 | 馨世工程教育有限公司 | 用于生产多种结构的复合纳米微米纤维离心纺丝设备 |
CN104928776B (zh) * | 2014-03-21 | 2017-06-06 | 馨世工程教育有限公司 | 一种多功能离心纺丝设备 |
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AU2015233952B2 (en) * | 2014-03-21 | 2017-08-24 | Neworld E & E Pty Ltd. | Multifunctional spinning device |
CN103993372A (zh) * | 2014-05-26 | 2014-08-20 | 苏州东茂纺织实业有限公司 | 一种绒毛生成装置 |
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JP2017160562A (ja) * | 2016-03-10 | 2017-09-14 | ナノサミット株式会社 | 導電性繊維及びその製造方法 |
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CN113463207B (zh) * | 2021-06-10 | 2022-04-19 | 武汉纺织大学 | 一种核壳式复合罐体 |
CN113481616B (zh) * | 2021-06-10 | 2022-04-19 | 武汉纺织大学 | 一种靠背式纤维制取罐 |
Citations (1)
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- 2010-03-25 DE DE102010012845A patent/DE102010012845A1/de not_active Withdrawn
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2011
- 2011-01-18 EP EP11702926A patent/EP2550382A2/de not_active Withdrawn
- 2011-01-18 US US13/636,767 patent/US10196759B2/en active Active
- 2011-01-18 WO PCT/EP2011/000177 patent/WO2011116848A2/de active Application Filing
- 2011-01-18 JP JP2013500350A patent/JP5907568B2/ja not_active Expired - Fee Related
- 2011-01-18 RU RU2012137113/12A patent/RU2553011C2/ru active
- 2011-01-18 BR BR112012024007-2A patent/BR112012024007B1/pt active IP Right Grant
- 2011-01-18 CN CN201180008983.8A patent/CN102844475B/zh active Active
- 2011-01-18 KR KR1020127027804A patent/KR101457341B1/ko active IP Right Grant
- 2011-03-16 TW TW100108848A patent/TWI447276B/zh not_active IP Right Cessation
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012055494A1 (de) * | 2010-10-29 | 2012-05-03 | Carl Freudenberg Kg | Vliesstoffe aus synthetischen polymeren sowie rotationsspinnverfahren zur herstellung derselben |
DE102012002209A1 (de) | 2012-02-07 | 2013-08-08 | Carl Freudenberg Kg | Biodegradierbares Vlies für medizinische Zwecke |
WO2013117298A1 (de) | 2012-02-07 | 2013-08-15 | Heraeus Medical Gmbh | Biodegradierbares vlies für medizinische zwecke |
JP2019133718A (ja) * | 2019-05-07 | 2019-08-08 | シャープ株式会社 | 表示制御装置及びプログラム |
Also Published As
Publication number | Publication date |
---|---|
CN102844475B (zh) | 2016-04-20 |
RU2553011C2 (ru) | 2015-06-10 |
WO2011116848A3 (de) | 2011-11-17 |
US10196759B2 (en) | 2019-02-05 |
JP5907568B2 (ja) | 2016-04-26 |
JP2013524025A (ja) | 2013-06-17 |
RU2012137113A (ru) | 2014-04-27 |
KR20120132640A (ko) | 2012-12-06 |
KR101457341B1 (ko) | 2014-11-03 |
CN102844475A (zh) | 2012-12-26 |
TW201200652A (en) | 2012-01-01 |
US20130011676A1 (en) | 2013-01-10 |
EP2550382A2 (de) | 2013-01-30 |
BR112012024007B1 (pt) | 2020-11-10 |
DE102010012845A1 (de) | 2011-09-29 |
BR112012024007A2 (pt) | 2016-08-30 |
TWI447276B (zh) | 2014-08-01 |
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