ATE18358T1 - Chitosan-hohlfasern, und verfahren zu deren herstellung. - Google Patents
Chitosan-hohlfasern, und verfahren zu deren herstellung.Info
- Publication number
- ATE18358T1 ATE18358T1 AT82201242T AT82201242T ATE18358T1 AT E18358 T1 ATE18358 T1 AT E18358T1 AT 82201242 T AT82201242 T AT 82201242T AT 82201242 T AT82201242 T AT 82201242T AT E18358 T1 ATE18358 T1 AT E18358T1
- Authority
- AT
- Austria
- Prior art keywords
- production
- hollow fibers
- coagulant
- chitosan
- fibres
- Prior art date
Links
Classifications
-
- 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
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/08—Hollow fibre membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/08—Polysaccharides
-
- 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
- D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
-
- 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
- Y10T428/2973—Particular cross section
- Y10T428/2975—Tubular or cellular
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Artificial Filaments (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- External Artificial Organs (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT24398/81A IT1144925B (it) | 1981-10-08 | 1981-10-08 | Fibre cave di chitosano e procedimento per il loro ottenimento |
EP82201242A EP0077098B1 (de) | 1981-10-08 | 1982-10-06 | Chitosan-Hohlfasern, und Verfahren zu deren Herstellung |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE18358T1 true ATE18358T1 (de) | 1986-03-15 |
Family
ID=11213389
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT82201242T ATE18358T1 (de) | 1981-10-08 | 1982-10-06 | Chitosan-hohlfasern, und verfahren zu deren herstellung. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4464321A (de) |
EP (1) | EP0077098B1 (de) |
JP (1) | JPS5875560A (de) |
AT (1) | ATE18358T1 (de) |
DE (1) | DE3269660D1 (de) |
ES (1) | ES516784A0 (de) |
IT (1) | IT1144925B (de) |
NO (1) | NO823283L (de) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8401912A (nl) * | 1984-06-15 | 1986-01-02 | Tno | Met aktieve stof beladen biodegradeerbare polymeersubstraten, geschikt voor het gecontroleerd afgeven van de aktieve stof door middel van een membraan. |
SE443584B (sv) * | 1985-03-07 | 1986-03-03 | Gambro Dialysatoren | Sett att framstella en semipermeabel halfiber |
US4861527A (en) * | 1986-12-16 | 1989-08-29 | Delucca George V | High strength chitosan fibers and fabrics thereof |
US4833238A (en) * | 1986-12-16 | 1989-05-23 | E. I. Du Pont De Nemours And Company | High strength fibers from chitin derivatives |
JPH02135134A (ja) * | 1988-11-16 | 1990-05-24 | Katokichi:Kk | 水・アルコール混合液分離用膜 |
FI924408A0 (fi) * | 1992-09-30 | 1992-09-30 | Novasso Oy | Modifierade viskosfibrer och foerfarande foer dess framstaellning. |
DE4303415C2 (de) * | 1993-02-05 | 1997-05-28 | Adolf Riedl | Emulsion enthaltend Chitosan |
US7033603B2 (en) * | 1999-08-06 | 2006-04-25 | Board Of Regents The University Of Texas | Drug releasing biodegradable fiber for delivery of therapeutics |
AU6526100A (en) * | 1999-08-06 | 2001-03-05 | Board Of Regents, The University Of Texas System | Drug releasing biodegradable fiber implant |
FR2860007A1 (fr) * | 2003-09-18 | 2005-03-25 | Europlak | Procede de filage du chitosane, dispositif de mis en oeuvre de ce procede, fil de chitosane obtenu, et utilisation dudit fil |
FR2920786B1 (fr) * | 2007-09-07 | 2010-09-10 | Univ Claude Bernard Lyon | Fibres creuses, notamment multi membranaires, leur procede de preparation par filage et dispositif pour la mise en oeuvre dudit procede |
WO2009035414A1 (en) * | 2007-09-10 | 2009-03-19 | National University Of Singapore | Chitosan construct and method of preparing the same |
US8034396B2 (en) | 2008-04-01 | 2011-10-11 | Tyco Healthcare Group Lp | Bioadhesive composition formed using click chemistry |
FR2942242B1 (fr) * | 2009-02-17 | 2011-06-03 | Laboratoire Tetra Medical | Procede d'obtention d'un element longiforme de polysaccharide, notamment un fil de chitosane et fil de polysaccharide obtenu |
US8877170B2 (en) | 2009-02-21 | 2014-11-04 | Sofradim Production | Medical device with inflammatory response-reducing coating |
US8663689B2 (en) | 2009-02-21 | 2014-03-04 | Sofradim Production | Functionalized adhesive medical gel |
EP2398940B1 (de) | 2009-02-21 | 2013-01-16 | Sofradim Production | Vernetzte fasern und verfahren zu ihrer herstellung mithilfe von übergangsmetallionen |
US8535477B2 (en) | 2009-02-21 | 2013-09-17 | Sofradim Production | Medical devices incorporating functional adhesives |
AU2010215204B2 (en) | 2009-02-21 | 2014-12-18 | Covidien Lp | Fibers with an activated surface and method of making same by extrusion |
CA2753217A1 (en) | 2009-02-21 | 2010-08-26 | Sofradim Production | Apparatus and method of reacting polymers passing through metal ion chelated resin matrix to produce injectable medical devices |
US8968733B2 (en) | 2009-02-21 | 2015-03-03 | Sofradim Production | Functionalized surgical adhesives |
US9523159B2 (en) | 2009-02-21 | 2016-12-20 | Covidien Lp | Crosslinked fibers and method of making same using UV radiation |
WO2010095049A1 (en) | 2009-02-21 | 2010-08-26 | Sofradim Production | Crosslinked fibers and method of making same by extrusion |
WO2010096654A1 (en) | 2009-02-21 | 2010-08-26 | Tyco Healthcare Group Lp | Medical devices having activated surfaces |
WO2010095052A2 (en) | 2009-02-21 | 2010-08-26 | Sofradim Production | Compounds and medical devices activated with solvophobic linkers |
WO2010095056A2 (en) | 2009-02-21 | 2010-08-26 | Sofradim Production | Medical devices with an activated coating |
AU2010215200A1 (en) | 2009-02-21 | 2011-10-13 | Sofradim Production | Apparatus and method of reaching polymers by exposure to UV radiation to produce injectable medical devices |
CA2753162A1 (en) | 2009-02-21 | 2010-08-26 | Sofradim Production | Amphiphilic compounds and self-assembling compositions made therefrom |
US8512728B2 (en) | 2009-02-21 | 2013-08-20 | Sofradim Production | Method of forming a medical device on biological tissue |
US9555154B2 (en) | 2009-02-21 | 2017-01-31 | Covidien Lp | Medical devices having activated surfaces |
CA2794336A1 (en) | 2010-03-25 | 2011-09-29 | Sofradim Production | Surgical fasteners and methods for sealing wounds |
CA2794335A1 (en) | 2010-03-25 | 2011-09-29 | Sofradim Production | Medical devices incorporating functional adhesives |
CA2804263A1 (en) | 2010-06-29 | 2012-01-12 | Tyco Healthcare Group Lp | Microwave-powered reactor and method for in situ forming implants |
EP2588153A2 (de) | 2010-07-01 | 2013-05-08 | Sofradim Production | Medizinische vorrichtung mit vordefinierter aktivierter zellintegration |
EP2598178B1 (de) | 2010-07-27 | 2018-07-11 | Sofradim Production | Polymerfasern mit gewebereaktionsfasern |
CZ304651B6 (cs) | 2012-05-11 | 2014-08-20 | Contipro Biotech S.R.O. | Způsob přípravy mikrovláken, způsob výroby krytů ran, kryty ran a zařízení pro přípravu polysacharidových vláken |
US9775928B2 (en) | 2013-06-18 | 2017-10-03 | Covidien Lp | Adhesive barbed filament |
CN103409849B (zh) * | 2013-07-15 | 2015-08-12 | 东华大学 | 一种以复合离子液体为溶剂制备壳聚糖中空纤维膜的方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3794731A (en) * | 1972-04-21 | 1974-02-26 | Gen Mills Inc | Protein fiber fabrication process |
JPS526265B2 (de) * | 1972-12-30 | 1977-02-21 | ||
JPS5241797B2 (de) * | 1974-04-05 | 1977-10-20 | ||
US4029727A (en) * | 1975-04-16 | 1977-06-14 | The University Of Delaware | Chitin films and fibers |
GB1566581A (en) * | 1975-12-29 | 1980-05-08 | Nippon Zeon Co | Hollow fibres and methods of manufacturing such fibres |
FR2372251A1 (fr) * | 1976-11-26 | 1978-06-23 | Rhone Poulenc Textile | Nouveau procede de filage ou mise en forme de solutions de cellulose et articles ainsi obtenus |
JPS6025525B2 (ja) * | 1977-09-12 | 1985-06-19 | 三菱レイヨン株式会社 | 中空繊維状膜及びその製造方法 |
JPS5581705A (en) * | 1978-12-16 | 1980-06-20 | Agency Of Ind Science & Technol | Preparation of chitosan membrane |
US4309534A (en) * | 1979-02-15 | 1982-01-05 | University Of Delaware | Renatured chitosan and process of making same |
JPS5626049A (en) * | 1979-08-06 | 1981-03-13 | Mitsubishi Rayon Co | Chitine or chitine derivative nonwoven fabric and method |
JPS5661401A (en) * | 1979-10-24 | 1981-05-26 | Kureha Chem Ind Co Ltd | Novel molding compound |
US4378017A (en) * | 1980-03-21 | 1983-03-29 | Kureha Kagaku Kogyo Kabushiki Kaisha | Composite material of de-N-acetylated chitin and fibrous collagen |
-
1981
- 1981-10-08 IT IT24398/81A patent/IT1144925B/it active
-
1982
- 1982-09-29 NO NO823283A patent/NO823283L/no unknown
- 1982-10-06 EP EP82201242A patent/EP0077098B1/de not_active Expired
- 1982-10-06 AT AT82201242T patent/ATE18358T1/de not_active IP Right Cessation
- 1982-10-06 DE DE8282201242T patent/DE3269660D1/de not_active Expired
- 1982-10-07 US US06/433,282 patent/US4464321A/en not_active Expired - Fee Related
- 1982-10-08 ES ES516784A patent/ES516784A0/es active Granted
- 1982-10-08 JP JP57176484A patent/JPS5875560A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0077098B1 (de) | 1986-03-05 |
EP0077098A2 (de) | 1983-04-20 |
US4464321A (en) | 1984-08-07 |
ES8308891A1 (es) | 1983-10-01 |
JPS5875560A (ja) | 1983-05-07 |
IT8124398A0 (it) | 1981-10-08 |
IT1144925B (it) | 1986-10-29 |
DE3269660D1 (en) | 1986-04-10 |
EP0077098A3 (en) | 1984-05-02 |
ES516784A0 (es) | 1983-10-01 |
NO823283L (no) | 1983-04-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |