IT1225934B - Procedimento per la produzione di fibre di rayon di alte prestazioni - Google Patents
Procedimento per la produzione di fibre di rayon di alte prestazioniInfo
- Publication number
- IT1225934B IT1225934B IT8123188A IT2318881A IT1225934B IT 1225934 B IT1225934 B IT 1225934B IT 8123188 A IT8123188 A IT 8123188A IT 2318881 A IT2318881 A IT 2318881A IT 1225934 B IT1225934 B IT 1225934B
- Authority
- IT
- Italy
- Prior art keywords
- viscose
- filaments
- soln
- high tenacity
- economical
- Prior art date
Links
- 229920000297 Rayon Polymers 0.000 title abstract 6
- 239000002964 rayon Substances 0.000 title abstract 2
- 239000000835 fiber Substances 0.000 title 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 2
- 230000008929 regeneration Effects 0.000 abstract 2
- 238000011069 regeneration method Methods 0.000 abstract 2
- 235000011149 sulphuric acid Nutrition 0.000 abstract 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
- 229920002678 cellulose Polymers 0.000 abstract 1
- 239000001913 cellulose Substances 0.000 abstract 1
- 230000001112 coagulating effect Effects 0.000 abstract 1
- 230000018109 developmental process Effects 0.000 abstract 1
- 239000003607 modifier Substances 0.000 abstract 1
- 230000002040 relaxant effect Effects 0.000 abstract 1
- 230000000979 retarding effect Effects 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 238000009987 spinning Methods 0.000 abstract 1
- 229910021653 sulphate ion Inorganic materials 0.000 abstract 1
Landscapes
- Artificial Filaments (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT8123188A IT1225934B (it) | 1981-07-28 | 1981-07-28 | Procedimento per la produzione di fibre di rayon di alte prestazioni |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT8123188A IT1225934B (it) | 1981-07-28 | 1981-07-28 | Procedimento per la produzione di fibre di rayon di alte prestazioni |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT8123188A0 IT8123188A0 (it) | 1981-07-28 |
| IT1225934B true IT1225934B (it) | 1990-12-10 |
Family
ID=11204690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT8123188A IT1225934B (it) | 1981-07-28 | 1981-07-28 | Procedimento per la produzione di fibre di rayon di alte prestazioni |
Country Status (1)
| Country | Link |
|---|---|
| IT (1) | IT1225934B (it) |
-
1981
- 1981-07-28 IT IT8123188A patent/IT1225934B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| IT8123188A0 (it) | 1981-07-28 |
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