BE503070A - - Google Patents
Info
- Publication number
- BE503070A BE503070A BE503070DA BE503070A BE 503070 A BE503070 A BE 503070A BE 503070D A BE503070D A BE 503070DA BE 503070 A BE503070 A BE 503070A
- Authority
- BE
- Belgium
- Prior art keywords
- emi
- spinning
- cellulose
- xanthate
- viscoses
- Prior art date
Links
- 229920000297 Rayon Polymers 0.000 claims description 12
- 229920002678 cellulose Polymers 0.000 claims description 12
- 239000001913 cellulose Substances 0.000 claims description 12
- ZOOODBUHSVUZEM-UHFFFAOYSA-N ethoxymethanedithioic acid Chemical compound CCOC(S)=S ZOOODBUHSVUZEM-UHFFFAOYSA-N 0.000 claims description 10
- 239000012991 xanthate Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 6
- 238000009987 spinning Methods 0.000 claims description 6
- 239000003960 organic solvent Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims 1
- 150000007513 acids Chemical class 0.000 claims 1
- 239000003513 alkali Substances 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 230000007935 neutral effect Effects 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- CSCPPACGZOOCGX-UHFFFAOYSA-N acetone Substances CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 7
- 239000006185 dispersion Substances 0.000 description 7
- 239000000243 solution Substances 0.000 description 5
- 239000000499 gel Substances 0.000 description 4
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 3
- 238000000578 dry spinning Methods 0.000 description 3
- 230000036571 hydration Effects 0.000 description 3
- 238000006703 hydration reaction Methods 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 150000001462 antimony Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000004804 winding Methods 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
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
- D01F2/06—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from viscose
- D01F2/22—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from viscose by the dry spinning process
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Artificial Filaments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR876290X | 1950-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE503070A true BE503070A (enrdf_load_html_response) |
Family
ID=9360524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE503070D BE503070A (enrdf_load_html_response) | 1950-08-10 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE503070A (enrdf_load_html_response) |
| CH (1) | CH291467A (enrdf_load_html_response) |
| DE (1) | DE876290C (enrdf_load_html_response) |
| FR (1) | FR1023194A (enrdf_load_html_response) |
| NL (1) | NL82042C (enrdf_load_html_response) |
-
0
- BE BE503070D patent/BE503070A/fr unknown
- NL NL82042D patent/NL82042C/xx active
-
1950
- 1950-08-10 FR FR1023194D patent/FR1023194A/fr not_active Expired
-
1951
- 1951-07-21 DE DEC4487A patent/DE876290C/de not_active Expired
- 1951-08-03 CH CH291467D patent/CH291467A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR1023194A (fr) | 1953-03-16 |
| NL82042C (enrdf_load_html_response) | |
| CH291467A (fr) | 1953-06-30 |
| DE876290C (de) | 1953-05-11 |
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