WO2008128484A3 - Preparation of nanofibres from polysaccharides and mixtures thereof with polyvinyl alcohol - Google Patents
Preparation of nanofibres from polysaccharides and mixtures thereof with polyvinyl alcohol Download PDFInfo
- Publication number
- WO2008128484A3 WO2008128484A3 PCT/CZ2008/000047 CZ2008000047W WO2008128484A3 WO 2008128484 A3 WO2008128484 A3 WO 2008128484A3 CZ 2008000047 W CZ2008000047 W CZ 2008000047W WO 2008128484 A3 WO2008128484 A3 WO 2008128484A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- nanofibres
- polysaccharides
- mixtures
- preparation
- polyvinyl alcohol
- Prior art date
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
- D01D5/0015—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
- 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
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
- D01F6/50—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyalcohols, polyacetals or polyketals
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials For Medical Uses (AREA)
- Medicinal Preparation (AREA)
- Nonwoven Fabrics (AREA)
- Artificial Filaments (AREA)
Abstract
The invention relates to a method of preparation of nanomaterials-based nanofibres and scaffolds by means of an electrospinning method, made from polysaccharides and the mixtures thereof with polyvinyl alcohol in an aqueous solution or a water/ethanol solution in the presence of a surfactant.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CZ20070299A CZ2007299A3 (en) | 2007-04-24 | 2007-04-24 | Preparation of nanofibers from polysaccharides and mixtures thereof with polyvinyl alcohol |
CZPV2007-299 | 2007-04-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2008128484A2 WO2008128484A2 (en) | 2008-10-30 |
WO2008128484A3 true WO2008128484A3 (en) | 2009-04-30 |
Family
ID=39876001
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CZ2008/000047 WO2008128484A2 (en) | 2007-04-24 | 2008-04-22 | Preparation of nanofibres from polysaccharides and mixtures thereof with polyvinyl alcohol |
Country Status (2)
Country | Link |
---|---|
CZ (1) | CZ2007299A3 (en) |
WO (1) | WO2008128484A2 (en) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CZ302503B6 (en) | 2009-12-11 | 2011-06-22 | Contipro C A.S. | Process for preparing hyaluronic acid derivative oxidized in position 6 of polysaccharide glucosamine portion to aldehyde and modification process thereof |
CZ2009836A3 (en) | 2009-12-11 | 2011-06-22 | Contipro C A.S. | Hyaluronic acid derivative oxidized in position 6 of saccharide glucosamine portion selectively to aldehyde, process of its preparation and modification method thereof |
CZ20101001A3 (en) * | 2010-12-31 | 2012-02-08 | Cpn S.R.O. | Hyaluronic acid fibers, process of their preparation and use |
CZ2012136A3 (en) | 2012-02-28 | 2013-06-05 | Contipro Biotech S.R.O. | Derivatives based on hyaluronic acid capable of forming hydrogels, process of their preparation, hydrogels based on these derivatives, process of their preparation and use |
CZ304512B6 (en) | 2012-08-08 | 2014-06-11 | Contipro Biotech S.R.O. | Hyaluronic acid derivative, process for its preparation, modification process and use thereof |
CN102926016B (en) * | 2012-10-31 | 2014-12-03 | 西南科技大学 | Method for preparing modified konjac glucomannan fiber by electrostatic spinning |
CZ2012842A3 (en) | 2012-11-27 | 2014-08-20 | Contipro Biotech S.R.O. | C6-C18-acylated hyaluronate-based nanomicellar composition, process for preparing C6-C18-acylated hyaluronate, process for preparing nanomicellar composition and stabilized nanomicellar composition as well as use thereof |
CZ308492B6 (en) | 2013-10-25 | 2020-09-23 | Contipro A.S. | Cosmetic composition based on hyaluronic acid, preparing and using it |
CZ305153B6 (en) | 2014-03-11 | 2015-05-20 | Contipro Biotech S.R.O. | Conjugates of hyaluronic acid oligomer or a salt thereof, process for their preparation and use |
CZ2014451A3 (en) | 2014-06-30 | 2016-01-13 | Contipro Pharma A.S. | Antitumor composition based on hyaluronic acid and inorganic nanoparticles, process of its preparation and use |
CZ309295B6 (en) | 2015-03-09 | 2022-08-10 | Contipro A.S. | Self-supporting, biodegradable film based on hydrophobized hyaluronic acid, method of its preparation and use |
CZ306479B6 (en) | 2015-06-15 | 2017-02-08 | Contipro A.S. | A method of crosslinking polysaccharides by using photolabile protecting groups |
CZ306662B6 (en) | 2015-06-26 | 2017-04-26 | Contipro A.S. | Sulphated polysaccharides derivatives, the method of their preparation, the method of their modification and the use |
CZ308106B6 (en) | 2016-06-27 | 2020-01-08 | Contipro A.S. | Unsaturated derivatives of polysaccharides, preparing and using them |
JP3235026U (en) * | 2018-12-03 | 2021-11-18 | コンティプロ アクチオヴァ スポレチノスト | Kit containing bioactive agent |
CN114376939B (en) * | 2021-12-27 | 2023-08-25 | 广州丸美生物科技有限公司 | Polysaccharide composition and preparation method and application thereof |
CN117904741A (en) * | 2024-01-02 | 2024-04-19 | 东北农业大学 | Preparation method of polyphenol and probiotics co-encapsulated nanofiber |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005290610A (en) * | 2004-03-31 | 2005-10-20 | Akihiko Tanioka | Nanoscale fiber and formed product of polysaccharides |
US20060264130A1 (en) * | 2004-12-30 | 2006-11-23 | Philip Morris Usa Inc. | Electrostatically produced fast dissolving fibers |
-
2007
- 2007-04-24 CZ CZ20070299A patent/CZ2007299A3/en unknown
-
2008
- 2008-04-22 WO PCT/CZ2008/000047 patent/WO2008128484A2/en active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005290610A (en) * | 2004-03-31 | 2005-10-20 | Akihiko Tanioka | Nanoscale fiber and formed product of polysaccharides |
US20060264130A1 (en) * | 2004-12-30 | 2006-11-23 | Philip Morris Usa Inc. | Electrostatically produced fast dissolving fibers |
Non-Patent Citations (6)
Title |
---|
BHATTARAI N ET AL: "Alginate-Based Nanofibrous Scaffolds: Structural, Mechanical, and Biological Properties", ADVANCED MATERIALS, WILEY VCH, WEINHEIM, DE, vol. 18, 26 April 2006 (2006-04-26), pages 1463 - 1467, XP002457296, ISSN: 0935-9648 * |
J. LI, A. HE, C.C. HAN, D. FANG, B.S. HSIAO, B. CHU: "Electrospinning of Hyaluronic Acid (HA) and HA/Gelatin Blends", MACROMOLECULAR RAPID COMMUNICATIONS, vol. 27, 29 December 2005 (2005-12-29), pages 114 - 120, XP002516877 * |
K. OHKAWA, D. CHA, H. KIM, A NISHIDA AND H. YAMAMOTO: "Electrospinning of Chitosan", MACROMOLECULAR RAPID COMMUNICATIONS, vol. 25, 6 September 2004 (2004-09-06), pages 1600 - 1605, XP002516876 * |
LU ET AL: "Electrospinning of sodium alginate with poly(ethylene oxide)", POLYMER, ELSEVIER SCIENCE PUBLISHERS B.V, GB, vol. 47, no. 23, 30 October 2006 (2006-10-30), pages 8026 - 8031, XP005715480, ISSN: 0032-3861 * |
SAFI S ET AL: "Study of Electrospinning of Sodium Alginate, Blenden Solutions of Sodium Alginate/Poly(vinyl alcohol) and Sodium Alginate/Poly(ethylene oxide)", JOURNAL OF APPLIED POLYMER SCIENCE, NEW YORK, NY, US, vol. 104, 8 March 2007 (2007-03-08), pages 3245 - 3255, XP002457443 * |
UM I C ET AL: "Electro-Spinning and Electro-Blowing of Hyaluronic acid", BIOMACROMOLECULES, ACS, WASHINGTON, DC, US, vol. 5, no. 4, 5 July 2004 (2004-07-05), pages 1428 - 1436, XP002483474, ISSN: 1525-7797, [retrieved on 20040705] * |
Also Published As
Publication number | Publication date |
---|---|
CZ2007299A3 (en) | 2009-02-04 |
WO2008128484A2 (en) | 2008-10-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2008128484A3 (en) | Preparation of nanofibres from polysaccharides and mixtures thereof with polyvinyl alcohol | |
BRPI0911126A2 (en) | Stable aqueous spore-containing formulation | |
WO2012058154A3 (en) | Porous polymer membrances, methods of making, and methods of use | |
BRPI0920344A2 (en) | photovoltaic device front electrode production method having etched surface and corresponding photovoltaic device. | |
EA201290533A1 (en) | METHOD OF OBTAINING HOMOPOLYSACHRIDES | |
WO2010110599A3 (en) | Novel αlpha-neoagarobiose hydrolase, and method for obtaining a monosaccharide using same | |
BRPI0923158A2 (en) | aqueous polymer modified microporous polymer membrane, method of production and use thereof. | |
IT1394401B1 (en) | SYSTEM AND PROCEDURE TO FACILITATE THE TREATMENT AND PRODUCTION IN A FORCE OF WELL. | |
BRPI0923915A2 (en) | fungal endoglucanases, their production and use | |
ECSP12011946A (en) | DERIVATIVES OF DIOXA- BICYCLE [3.2.1] OCTANO- 2, 3,4- TRIOL | |
ZA201005118B (en) | Aqueous polymer dispersions,method for the production and use thereof | |
BR112012003128A2 (en) | processes for recovering an inorganic acid from aqueous residual liquor, and for producing nanocrystalline cellulose. | |
ZA201002434B (en) | Emulsion polymers,aqueous dispersions and method for producing the same | |
BRPI0923317A2 (en) | flavonoid-rich citrus extract (hesperidin, narirutin, didimin). | |
EP2298465A4 (en) | Method of press-forming tubular member having irregular cross-sectional shape, and tubular member having irregular cross-sectional shape, formed by the press-forming method | |
WO2009088987A3 (en) | Compositions and methods for polynucleotide extraction and methylation detection | |
WO2010002841A3 (en) | Liquid rod pump | |
SMT201400185B (en) | 3,4,4A, 10B-tetrahydro-1H-thiopirane- [4,3-C] isoquinoline derivatives | |
WO2009121501A3 (en) | Particles, obtained by drying an aqueous nanourea dispersion | |
FR2964331B1 (en) | CHEMICALLY STABILIZED MEMBRANE, PROCESS FOR PREPARING THE SAME AND USES THEREOF | |
WO2011042409A3 (en) | Aqueous emulsions of polyorganosiloxanes | |
MX2011007631A (en) | Aqueous polymer dispersion. | |
WO2013107977A3 (en) | Method for consolidating soil | |
WO2011000581A3 (en) | Raloxifene composition | |
WO2013023793A3 (en) | Matrices comprising a modified polysaccharide |
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: 08757903 Country of ref document: EP Kind code of ref document: A2 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 08757903 Country of ref document: EP Kind code of ref document: A2 |