DE2706032C2 - Verfahren zur Herstellung hydrophiler Acrylfasern - Google Patents
Verfahren zur Herstellung hydrophiler AcrylfasernInfo
- Publication number
- DE2706032C2 DE2706032C2 DE19772706032 DE2706032A DE2706032C2 DE 2706032 C2 DE2706032 C2 DE 2706032C2 DE 19772706032 DE19772706032 DE 19772706032 DE 2706032 A DE2706032 A DE 2706032A DE 2706032 C2 DE2706032 C2 DE 2706032C2
- Authority
- DE
- Germany
- Prior art keywords
- spinning
- solution
- temperature
- weight
- water
- 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 - Fee Related
Links
- 238000000034 method Methods 0.000 title claims description 19
- 229920002972 Acrylic fiber Polymers 0.000 title 1
- 238000009987 spinning Methods 0.000 claims description 79
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 239000002904 solvent Substances 0.000 claims description 25
- 229920000642 polymer Polymers 0.000 claims description 17
- 239000007787 solid Substances 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 14
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 7
- 238000000578 dry spinning Methods 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 229920001059 synthetic polymer Polymers 0.000 claims description 4
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical group C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 18
- 239000000835 fiber Substances 0.000 description 13
- 239000000725 suspension Substances 0.000 description 8
- 238000003756 stirring Methods 0.000 description 7
- 229920001577 copolymer Polymers 0.000 description 4
- 239000000499 gel Substances 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 3
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- WNEODWDFDXWOLU-QHCPKHFHSA-N 3-[3-(hydroxymethyl)-4-[1-methyl-5-[[5-[(2s)-2-methyl-4-(oxetan-3-yl)piperazin-1-yl]pyridin-2-yl]amino]-6-oxopyridin-3-yl]pyridin-2-yl]-7,7-dimethyl-1,2,6,8-tetrahydrocyclopenta[3,4]pyrrolo[3,5-b]pyrazin-4-one Chemical compound C([C@@H](N(CC1)C=2C=NC(NC=3C(N(C)C=C(C=3)C=3C(=C(N4C(C5=CC=6CC(C)(C)CC=6N5CC4)=O)N=CC=3)CO)=O)=CC=2)C)N1C1COC1 WNEODWDFDXWOLU-QHCPKHFHSA-N 0.000 description 1
- 210000001520 comb Anatomy 0.000 description 1
- 239000011258 core-shell material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- SZHIIIPPJJXYRY-UHFFFAOYSA-M sodium;2-methylprop-2-ene-1-sulfonate Chemical compound [Na+].CC(=C)CS([O-])(=O)=O SZHIIIPPJJXYRY-UHFFFAOYSA-M 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
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
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/28—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F6/38—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds comprising unsaturated nitriles as the major constituent
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Artificial Filaments (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19772706032 DE2706032C2 (de) | 1977-02-12 | 1977-02-12 | Verfahren zur Herstellung hydrophiler Acrylfasern |
| CA296,446A CA1098667A (en) | 1977-02-12 | 1978-02-08 | Hygroscopic fibers and filaments |
| NL7801504A NL7801504A (nl) | 1977-02-12 | 1978-02-09 | Werkwijze voor de vervaardiging van hydrofiele acrylvezels. |
| AT93878A AT366109B (de) | 1977-02-12 | 1978-02-10 | Verfahren zur herstellung hydrophiler acrylfasern |
| JP1367378A JPS53103023A (en) | 1977-02-12 | 1978-02-10 | Method of producing hydrophilic acrylic fibers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19772706032 DE2706032C2 (de) | 1977-02-12 | 1977-02-12 | Verfahren zur Herstellung hydrophiler Acrylfasern |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2706032A1 DE2706032A1 (de) | 1978-08-17 |
| DE2706032C2 true DE2706032C2 (de) | 1993-02-11 |
Family
ID=6001044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772706032 Expired - Fee Related DE2706032C2 (de) | 1977-02-12 | 1977-02-12 | Verfahren zur Herstellung hydrophiler Acrylfasern |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS53103023A (US06168776-20010102-C00028.png) |
| AT (1) | AT366109B (US06168776-20010102-C00028.png) |
| DE (1) | DE2706032C2 (US06168776-20010102-C00028.png) |
| NL (1) | NL7801504A (US06168776-20010102-C00028.png) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2755341C2 (de) | 1977-12-12 | 1983-09-08 | Akzo Gmbh, 5600 Wuppertal | Hydrophile Polyesterfasern |
| DE2901860A1 (de) | 1979-01-18 | 1980-07-31 | Bayer Ag | Kontinuierliches verfahren zur herstellung von faeden oder fasern aus schwerloeslichen synthetischen polymeren |
| DE2947824A1 (de) * | 1979-11-28 | 1981-07-23 | Bayer Ag, 5090 Leverkusen | Querschnittsstabile, hygroskopische kern/mantelstruktur aufweisende fasern und faeden und verfahren zu deren herstellung |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL254812A (US06168776-20010102-C00028.png) * | 1959-08-20 | |||
| GB1261819A (en) * | 1968-10-02 | 1972-01-26 | Celanese Corp | Production of solutions and shaped articles of acrylonitrile polymers |
| US3896204A (en) * | 1972-10-02 | 1975-07-22 | Du Pont | Melt-extrusion of acrylonitrile polymers into filaments |
| JPS5025089A (US06168776-20010102-C00028.png) * | 1973-07-05 | 1975-03-17 | ||
| US3969305A (en) * | 1973-12-26 | 1976-07-13 | Monsanto Company | Method of making an acrylic spinning solution |
-
1977
- 1977-02-12 DE DE19772706032 patent/DE2706032C2/de not_active Expired - Fee Related
-
1978
- 1978-02-09 NL NL7801504A patent/NL7801504A/xx not_active Application Discontinuation
- 1978-02-10 AT AT93878A patent/AT366109B/de not_active IP Right Cessation
- 1978-02-10 JP JP1367378A patent/JPS53103023A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS53103023A (en) | 1978-09-07 |
| JPS5755802B2 (US06168776-20010102-C00028.png) | 1982-11-26 |
| ATA93878A (de) | 1981-07-15 |
| AT366109B (de) | 1982-03-10 |
| DE2706032A1 (de) | 1978-08-17 |
| NL7801504A (nl) | 1978-08-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8366 | Restricted maintained after opposition proceedings | ||
| 8305 | Restricted maintenance of patent after opposition | ||
| D4 | Patent maintained restricted | ||
| 8339 | Ceased/non-payment of the annual fee |