DE2833568C2 - Poröse Fäden - Google Patents
Poröse FädenInfo
- Publication number
- DE2833568C2 DE2833568C2 DE2833568A DE2833568A DE2833568C2 DE 2833568 C2 DE2833568 C2 DE 2833568C2 DE 2833568 A DE2833568 A DE 2833568A DE 2833568 A DE2833568 A DE 2833568A DE 2833568 C2 DE2833568 C2 DE 2833568C2
- Authority
- DE
- Germany
- Prior art keywords
- bath
- temperature
- process according
- polymer
- threads
- 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.)
- Expired
Links
- 239000007788 liquid Substances 0.000 claims description 41
- 229920000642 polymer Polymers 0.000 claims description 31
- 238000009987 spinning Methods 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 27
- 239000000203 mixture Substances 0.000 claims description 22
- 239000000126 substance Substances 0.000 claims description 16
- 239000011148 porous material Substances 0.000 claims description 12
- 238000001125 extrusion Methods 0.000 claims description 10
- -1 polypropylene Polymers 0.000 claims description 10
- 239000008240 homogeneous mixture Substances 0.000 claims description 9
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- 229910002056 binary alloy Inorganic materials 0.000 claims description 6
- 239000004743 Polypropylene Substances 0.000 claims description 5
- 229920001155 polypropylene Polymers 0.000 claims description 5
- 239000002904 solvent Substances 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 4
- 238000007711 solidification Methods 0.000 claims description 3
- 230000008023 solidification Effects 0.000 claims description 3
- 229920001059 synthetic polymer Polymers 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- MJWIPTSHMLSLFE-UHFFFAOYSA-N 2-[hexadecyl(2-hydroxyethyl)amino]ethanol Chemical compound CCCCCCCCCCCCCCCCN(CCO)CCO MJWIPTSHMLSLFE-UHFFFAOYSA-N 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
- 239000012071 phase Substances 0.000 description 8
- 238000002156 mixing Methods 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 239000007791 liquid phase Substances 0.000 description 4
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 238000010587 phase diagram Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 2
- 239000004480 active ingredient Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000265 homogenisation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229920002521 macromolecule Polymers 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000002074 melt spinning Methods 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 238000006068 polycondensation reaction Methods 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- OECYLXRJTRWLJP-UHFFFAOYSA-N CCCCCC.NC1=CC=CC=C1 Chemical compound CCCCCC.NC1=CC=CC=C1 OECYLXRJTRWLJP-UHFFFAOYSA-N 0.000 description 1
- 101100165177 Caenorhabditis elegans bath-15 gene Proteins 0.000 description 1
- 229920002292 Nylon 6 Polymers 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 229920002396 Polyurea Polymers 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000002666 chemical blowing agent Substances 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000000578 dry spinning Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920001707 polybutylene terephthalate Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920002959 polymer blend Polymers 0.000 description 1
- 229920006380 polyphenylene oxide Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
Classifications
-
- 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
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
- B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
-
- 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
- B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
-
- 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
- D01D5/247—Discontinuous hollow structure or microporous structure
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Artificial Filaments (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Priority Applications (13)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2833568A DE2833568C2 (de) | 1978-07-31 | 1978-07-31 | Poröse Fäden |
| CH662879A CH637795B (de) | 1978-07-31 | 1979-07-18 | Verfahren zur herstellung poroeser faeden, die nach dem verfahren erhaltenen faeden sowie deren verwendung. |
| IT49806/79A IT1118170B (it) | 1978-07-31 | 1979-07-19 | Procedimento per la produzione di filati o filamenti porosi |
| AT0506279A AT372411B (de) | 1978-07-31 | 1979-07-23 | Poroese faeden, herstellungsverfahren und verwendung |
| BE0/196482A BE877930A (fr) | 1978-07-31 | 1979-07-27 | Fils poreux, leur procede de fabrication et leur utilisation et leur utilisation en tant que substance-support pourconstituants actifs |
| BR7904887A BR7904887A (pt) | 1978-07-31 | 1979-07-30 | Processo para obtencao de fios porosos e respectivos fios porosos de polimeros sinteticos |
| FR7919614A FR2432564A1 (fr) | 1978-07-31 | 1979-07-30 | Fils poreux, leur procede de fabrication et leur utilisation en tant que substance-support pour constituants actifs |
| ES482966A ES482966A1 (es) | 1978-07-31 | 1979-07-30 | Procedimiento para la fabricacion de hilos porosos a base depolimeros sinteticos |
| CA000332832A CA1140309A (en) | 1978-07-31 | 1979-07-30 | Filaments with porous surface |
| JP9690479A JPS5522097A (en) | 1978-07-31 | 1979-07-31 | Porous yarn comprising synthetic polymer * production thereof and support or insulation material made from said yarn |
| GB7926710A GB2026935B (en) | 1978-07-31 | 1979-07-31 | Porous threads |
| US06/456,758 US4564488A (en) | 1978-07-31 | 1983-01-10 | Methods for the preparation of porous fibers and membranes |
| US06/785,324 US4744906A (en) | 1978-07-31 | 1985-10-04 | Porous fibers and membranes and methods for their preparation and use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2833568A DE2833568C2 (de) | 1978-07-31 | 1978-07-31 | Poröse Fäden |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2833568A1 DE2833568A1 (de) | 1980-02-21 |
| DE2833568C2 true DE2833568C2 (de) | 1987-02-12 |
Family
ID=6045861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2833568A Expired DE2833568C2 (de) | 1978-07-31 | 1978-07-31 | Poröse Fäden |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS5522097A (da) |
| AT (1) | AT372411B (da) |
| BE (1) | BE877930A (da) |
| BR (1) | BR7904887A (da) |
| CA (1) | CA1140309A (da) |
| CH (1) | CH637795B (da) |
| DE (1) | DE2833568C2 (da) |
| ES (1) | ES482966A1 (da) |
| FR (1) | FR2432564A1 (da) |
| GB (1) | GB2026935B (da) |
| IT (1) | IT1118170B (da) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58159739A (ja) * | 1982-03-19 | 1983-09-22 | オリンパス光学工業株式会社 | レ−ザ手術装置 |
| JPS6052613A (ja) * | 1983-08-30 | 1985-03-25 | Toyobo Co Ltd | 高強力、高弾性率ポリエチレン繊維 |
| JP2543360B2 (ja) * | 1987-04-06 | 1996-10-16 | トヨタ自動車株式会社 | 多孔質ポリプロピレン繊維 |
| JPH0636809Y2 (ja) * | 1988-10-11 | 1994-09-28 | 株式会社モリタ製作所 | 歯科用レーザ切換装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL274565A (da) * | 1961-02-10 | |||
| US3513110A (en) * | 1965-07-26 | 1970-05-19 | Celanese Corp | Open-celled low density filamentary material |
| DE2550080B2 (de) * | 1975-11-07 | 1978-03-09 | Akzo Gmbh, 5600 Wuppertal | Verfahren zur Herstellung von Filamenten mit nicht durchgehenden Hohlräumen |
| DE2554124C3 (de) * | 1975-12-02 | 1986-07-10 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von hydrophilen Fasern und Fäden aus Acrylnitrilpolymerisaten |
-
1978
- 1978-07-31 DE DE2833568A patent/DE2833568C2/de not_active Expired
-
1979
- 1979-07-18 CH CH662879A patent/CH637795B/de unknown
- 1979-07-19 IT IT49806/79A patent/IT1118170B/it active
- 1979-07-23 AT AT0506279A patent/AT372411B/de not_active IP Right Cessation
- 1979-07-27 BE BE0/196482A patent/BE877930A/xx not_active IP Right Cessation
- 1979-07-30 CA CA000332832A patent/CA1140309A/en not_active Expired
- 1979-07-30 BR BR7904887A patent/BR7904887A/pt unknown
- 1979-07-30 ES ES482966A patent/ES482966A1/es not_active Expired
- 1979-07-30 FR FR7919614A patent/FR2432564A1/fr active Granted
- 1979-07-31 GB GB7926710A patent/GB2026935B/en not_active Expired
- 1979-07-31 JP JP9690479A patent/JPS5522097A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IT1118170B (it) | 1986-02-24 |
| FR2432564B1 (da) | 1982-12-10 |
| GB2026935B (en) | 1982-09-08 |
| CA1140309A (en) | 1983-02-01 |
| AT372411B (de) | 1983-10-10 |
| GB2026935A (en) | 1980-02-13 |
| ATA506279A (de) | 1983-02-15 |
| ES482966A1 (es) | 1980-05-16 |
| CH637795B (de) | |
| CH637795GA3 (da) | 1983-08-31 |
| DE2833568A1 (de) | 1980-02-21 |
| FR2432564A1 (fr) | 1980-02-29 |
| IT7949806A0 (it) | 1979-07-19 |
| BE877930A (fr) | 1979-11-16 |
| JPS5522097A (en) | 1980-02-16 |
| BR7904887A (pt) | 1980-04-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OAM | Search report available | ||
| OAP | Request for examination filed | ||
| OC | Search report available | ||
| OD | Request for examination | ||
| 8125 | Change of the main classification |
Ipc: D01F 1/08 |
|
| 8126 | Change of the secondary classification |
Ipc: D01D 5/24 |
|
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: AKZO PATENTE GMBH, 5600 WUPPERTAL, DE |
|
| 8330 | Complete renunciation |