BE456984A - - Google Patents
Info
- Publication number
- BE456984A BE456984A BE456984DA BE456984A BE 456984 A BE456984 A BE 456984A BE 456984D A BE456984D A BE 456984DA BE 456984 A BE456984 A BE 456984A
- Authority
- BE
- Belgium
- Prior art keywords
- cellulose
- alkali
- water
- emi
- dissolution
- Prior art date
Links
- 229920002678 cellulose Polymers 0.000 claims description 27
- 239000001913 cellulose Substances 0.000 claims description 27
- 229920000297 Rayon Polymers 0.000 claims description 18
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 claims description 13
- 239000003513 alkali Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000004090 dissolution Methods 0.000 claims description 8
- 238000007792 addition Methods 0.000 claims description 5
- ZOOODBUHSVUZEM-UHFFFAOYSA-N ethoxymethanedithioic acid Chemical compound CCOC(S)=S ZOOODBUHSVUZEM-UHFFFAOYSA-N 0.000 claims description 5
- 238000004898 kneading Methods 0.000 claims description 5
- 239000012991 xanthate Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims description 2
- 238000003756 stirring Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000001816 cooling Methods 0.000 claims 1
- 230000029087 digestion Effects 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 15
- 235000011121 sodium hydroxide Nutrition 0.000 description 5
- 239000003518 caustics Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 229920000875 Dissolving pulp Polymers 0.000 description 1
- 206010036590 Premature baby Diseases 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- RZFBEFUNINJXRQ-UHFFFAOYSA-M sodium ethyl xanthate Chemical compound [Na+].CCOC([S-])=S RZFBEFUNINJXRQ-UHFFFAOYSA-M 0.000 description 1
- 230000002522 swelling effect Effects 0.000 description 1
- 210000002268 wool Anatomy 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
- D01F2/08—Composition of the spinning solution or the bath
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 |
|---|---|---|---|
| DE905074X | 1943-06-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE456984A true BE456984A (enrdf_load_stackoverflow) |
Family
ID=6862124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE456984D BE456984A (enrdf_load_stackoverflow) | 1943-06-01 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE456984A (enrdf_load_stackoverflow) |
| FR (1) | FR905074A (enrdf_load_stackoverflow) |
-
0
- BE BE456984D patent/BE456984A/fr unknown
-
1944
- 1944-06-15 FR FR905074D patent/FR905074A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR905074A (fr) | 1945-11-23 |
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