DE1030969B - Verfahren zur Herstellung von Faeden oder Fasern aus Polymerisaten des Acrylnitrils - Google Patents
Verfahren zur Herstellung von Faeden oder Fasern aus Polymerisaten des AcrylnitrilsInfo
- Publication number
- DE1030969B DE1030969B DEH30789A DEH0030789A DE1030969B DE 1030969 B DE1030969 B DE 1030969B DE H30789 A DEH30789 A DE H30789A DE H0030789 A DEH0030789 A DE H0030789A DE 1030969 B DE1030969 B DE 1030969B
- Authority
- DE
- Germany
- Prior art keywords
- nitric acid
- threads
- nozzle
- solution
- spinning
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 21
- 229920000642 polymer Polymers 0.000 title claims description 18
- 230000008569 process Effects 0.000 title claims description 13
- 239000000835 fiber Substances 0.000 title claims description 7
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 title claims description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 40
- 229910017604 nitric acid Inorganic materials 0.000 claims description 39
- 238000001556 precipitation Methods 0.000 claims description 23
- 238000009987 spinning Methods 0.000 claims description 22
- 239000002253 acid Substances 0.000 claims description 9
- 230000002378 acidificating effect Effects 0.000 claims description 7
- 238000005406 washing Methods 0.000 claims description 7
- 229920002239 polyacrylonitrile Polymers 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000002904 solvent Substances 0.000 description 7
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- 230000007062 hydrolysis Effects 0.000 description 4
- 238000006460 hydrolysis reaction Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005345 coagulation Methods 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 125000002560 nitrile group Chemical group 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 238000002166 wet spinning Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 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
- D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F6/18—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of unsaturated nitriles, e.g. polyacrylonitrile, polyvinylidene cyanide
Landscapes
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH867846X | 1956-08-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1030969B true DE1030969B (de) | 1958-05-29 |
Family
ID=4543801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEH30789A Pending DE1030969B (de) | 1956-08-27 | 1957-08-01 | Verfahren zur Herstellung von Faeden oder Fasern aus Polymerisaten des Acrylnitrils |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE560151A (enExample) |
| CH (1) | CH348776A (enExample) |
| DE (1) | DE1030969B (enExample) |
| FR (1) | FR1182480A (enExample) |
| GB (1) | GB867846A (enExample) |
| NL (1) | NL112897C (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2908722A1 (de) * | 1978-03-06 | 1979-09-13 | Asahi Chemical Ind | Verfahren zum abtrennen von leukozyten aus einer leukozytenhaltigen loesung durch filtrierung und vorrichtung |
| DE2908721A1 (de) * | 1978-03-06 | 1979-09-13 | Asahi Chemical Ind | Verfahren und vorrichtung zur trennung von lymphozyten enthaltender suspension durch filtrieren |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6793251B2 (en) * | 2002-07-22 | 2004-09-21 | Daniel H. Stark | Binder with magnetically retained pages |
-
1956
- 1956-08-27 CH CH348776D patent/CH348776A/de unknown
-
1957
- 1957-08-01 DE DEH30789A patent/DE1030969B/de active Pending
- 1957-08-17 BE BE560151A patent/BE560151A/xx unknown
- 1957-08-20 NL NL220060A patent/NL112897C/xx active
- 1957-08-26 FR FR1182480D patent/FR1182480A/fr not_active Expired
- 1957-08-27 GB GB27002/57A patent/GB867846A/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2908722A1 (de) * | 1978-03-06 | 1979-09-13 | Asahi Chemical Ind | Verfahren zum abtrennen von leukozyten aus einer leukozytenhaltigen loesung durch filtrierung und vorrichtung |
| DE2908721A1 (de) * | 1978-03-06 | 1979-09-13 | Asahi Chemical Ind | Verfahren und vorrichtung zur trennung von lymphozyten enthaltender suspension durch filtrieren |
Also Published As
| Publication number | Publication date |
|---|---|
| GB867846A (en) | 1961-05-10 |
| NL112897C (enExample) | 1966-06-15 |
| NL220060A (enExample) | 1966-01-17 |
| CH348776A (de) | 1960-09-15 |
| BE560151A (enExample) | 1957-09-14 |
| FR1182480A (fr) | 1959-06-25 |
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