RO92749B1 - Procedeu de obtinere a celulozei pentru acetilare - Google Patents
Procedeu de obtinere a celulozei pentru acetilareInfo
- Publication number
- RO92749B1 RO92749B1 RO119366A RO11936685A RO92749B1 RO 92749 B1 RO92749 B1 RO 92749B1 RO 119366 A RO119366 A RO 119366A RO 11936685 A RO11936685 A RO 11936685A RO 92749 B1 RO92749 B1 RO 92749B1
- Authority
- RO
- Romania
- Prior art keywords
- acetylation
- obtaining cellulose
- cellulose used
- treatment
- boiling
- Prior art date
Links
- 230000021736 acetylation Effects 0.000 title abstract 2
- 238000006640 acetylation reaction Methods 0.000 title abstract 2
- 229920002678 cellulose Polymers 0.000 title abstract 2
- 239000001913 cellulose Substances 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract 2
- 238000009835 boiling Methods 0.000 abstract 2
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 abstract 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract 1
- 241000199223 Elaeocarpus kirtonii Species 0.000 abstract 1
- 235000009414 Elaeocarpus kirtonii Nutrition 0.000 abstract 1
- 235000013584 Tabebuia pallida Nutrition 0.000 abstract 1
- ZETCGWYACBNPIH-UHFFFAOYSA-N azane;sulfurous acid Chemical compound N.OS(O)=O ZETCGWYACBNPIH-UHFFFAOYSA-N 0.000 abstract 1
- 238000004061 bleaching Methods 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 239000000460 chlorine Substances 0.000 abstract 1
- 229910052801 chlorine Inorganic materials 0.000 abstract 1
- 230000020477 pH reduction Effects 0.000 abstract 1
- 235000011121 sodium hydroxide Nutrition 0.000 abstract 1
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 abstract 1
- 235000010265 sodium sulphite Nutrition 0.000 abstract 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 abstract 1
- 229910000406 trisodium phosphate Inorganic materials 0.000 abstract 1
- 235000019801 trisodium phosphate Nutrition 0.000 abstract 1
Landscapes
- Polysaccharides And Polysaccharide Derivatives (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO119366A RO92749B1 (ro) | 1985-07-01 | 1985-07-01 | Procedeu de obtinere a celulozei pentru acetilare |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO119366A RO92749B1 (ro) | 1985-07-01 | 1985-07-01 | Procedeu de obtinere a celulozei pentru acetilare |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO92749A2 RO92749A2 (fr) | 1987-12-30 |
| RO92749B1 true RO92749B1 (ro) | 1987-12-31 |
Family
ID=20117530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO119366A RO92749B1 (ro) | 1985-07-01 | 1985-07-01 | Procedeu de obtinere a celulozei pentru acetilare |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO92749B1 (fr) |
-
1985
- 1985-07-01 RO RO119366A patent/RO92749B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO92749A2 (fr) | 1987-12-30 |
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