BE485835A - - Google Patents
Info
- Publication number
- BE485835A BE485835A BE485835DA BE485835A BE 485835 A BE485835 A BE 485835A BE 485835D A BE485835D A BE 485835DA BE 485835 A BE485835 A BE 485835A
- Authority
- BE
- Belgium
- Prior art keywords
- viscose
- urea
- approximately
- weight
- fibers
- Prior art date
Links
- 229920000297 Rayon Polymers 0.000 claims description 61
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 37
- 239000004202 carbamide Substances 0.000 claims description 37
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 36
- 150000003839 salts Chemical class 0.000 claims description 23
- 239000000835 fiber Substances 0.000 claims description 21
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 14
- 229920002678 cellulose Polymers 0.000 claims description 11
- 239000001913 cellulose Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 9
- 238000009987 spinning Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 7
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 claims description 7
- 229960001763 zinc sulfate Drugs 0.000 claims description 7
- 229910000368 zinc sulfate Inorganic materials 0.000 claims description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 6
- 230000005070 ripening Effects 0.000 claims description 6
- 238000012360 testing method Methods 0.000 claims description 6
- 230000015271 coagulation Effects 0.000 claims description 4
- 238000005345 coagulation Methods 0.000 claims description 4
- 230000001747 exhibiting effect Effects 0.000 claims description 4
- 239000004627 regenerated cellulose Substances 0.000 claims description 4
- 230000008929 regeneration Effects 0.000 claims description 3
- 238000011069 regeneration method Methods 0.000 claims description 3
- 239000011780 sodium chloride Substances 0.000 claims description 3
- 239000011260 aqueous acid Substances 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 7
- 229910052938 sodium sulfate Inorganic materials 0.000 description 6
- 235000011152 sodium sulphate Nutrition 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 238000002166 wet spinning 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
- D01F2/08—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)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE485835A true BE485835A (d) |
Family
ID=131649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE485835D BE485835A (d) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE485835A (d) |
-
0
- BE BE485835D patent/BE485835A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6527987B1 (en) | Process for producing regenerated cellulosic fibers | |
| CN108677273B (zh) | 一种细旦强力粘胶纤维的制备方法 | |
| BE1007091A6 (fr) | Procede pour la production de fibres de rayonne. | |
| FR2802217A1 (fr) | Procede de fabrication de fibre de cellulose regeneree amelioree et fibre de cellulose ainsi obtenue | |
| JP7717197B2 (ja) | 過酸化水素処理を介して白色度が調節されたリオセル素材及びその製造方法 | |
| BE485835A (d) | ||
| CH625562A5 (d) | ||
| JPH10331027A (ja) | 再生セルロース繊維及びその製造方法 | |
| US3226461A (en) | Manufacture of regenerated cellulose fibers from viscose | |
| CN109280987B (zh) | 一种竹原料制备莫代尔纤维的方法 | |
| US2347883A (en) | Production of cellulosic structures | |
| JP3831999B2 (ja) | 再生セルロース繊維およびその製法 | |
| US2479218A (en) | Process for making rayon filaments | |
| US3122443A (en) | Process for preventing cohesion between acrylonitrile polymer fibers with certain pentanediols | |
| US3182107A (en) | Method of producing all-skin viscose rayon | |
| FR2488286A1 (fr) | Procede de fabrication de filaments et fibres de rayonne a hautes performances | |
| JPH10158922A (ja) | 中空断面再生セルロース繊維およびその製法 | |
| BE444902A (d) | ||
| US3009763A (en) | Process of producing all skin rayon | |
| CN119640425A (zh) | 一种用废胶半纤维素制备高原纤化莱赛尔纤维的方法 | |
| BE445520A (d) | ||
| CN119433741A (zh) | 一种高原纤化Lyocell纤维的制备方法 | |
| BE444856A (d) | ||
| BE646475A (d) | ||
| US2841463A (en) | Process of producing all skin rayon |