RO85860B1 - Procedeu de preparare a derivatilor functionali ai polizaharidelor sulfoalchilate - Google Patents
Procedeu de preparare a derivatilor functionali ai polizaharidelor sulfoalchilateInfo
- Publication number
- RO85860B1 RO85860B1 RO108912A RO10891282A RO85860B1 RO 85860 B1 RO85860 B1 RO 85860B1 RO 108912 A RO108912 A RO 108912A RO 10891282 A RO10891282 A RO 10891282A RO 85860 B1 RO85860 B1 RO 85860B1
- Authority
- RO
- Romania
- Prior art keywords
- functional derivatives
- sulphoalkylated
- polysaccharides
- preparing functional
- sodium
- Prior art date
Links
- 150000004676 glycans Chemical class 0.000 title abstract 3
- 229920001282 polysaccharide Polymers 0.000 title abstract 3
- 239000005017 polysaccharide Substances 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title 1
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 abstract 3
- 229920001448 anionic polyelectrolyte Polymers 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 239000000084 colloidal system Substances 0.000 abstract 1
- 239000002270 dispersing agent Substances 0.000 abstract 1
- 230000016615 flocculation Effects 0.000 abstract 1
- 238000005189 flocculation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- KCXFHTAICRTXLI-UHFFFAOYSA-N propane-1-sulfonic acid Chemical compound CCCS(O)(=O)=O KCXFHTAICRTXLI-UHFFFAOYSA-N 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 abstract 1
- 239000012429 reaction media Substances 0.000 abstract 1
- HKPHUICWPSKEMR-UHFFFAOYSA-M sodium;chloromethanesulfonate Chemical compound [Na+].[O-]S(=O)(=O)CCl HKPHUICWPSKEMR-UHFFFAOYSA-M 0.000 abstract 1
- BXBUVIPNRGDTNE-UHFFFAOYSA-N sodium;hydrobromide Chemical compound [Na].Br BXBUVIPNRGDTNE-UHFFFAOYSA-N 0.000 abstract 1
- 239000004094 surface-active agent Substances 0.000 abstract 1
Landscapes
- Polysaccharides And Polysaccharide Derivatives (AREA)
Abstract
Procedeul de preparare a derivatilor functionali ai polizaharidelor sulfoalchilate, conform inventiei, se caracterizeaza prin aceea ca în scopul obtinerii unor polielectroliti anionici solubili în apa utilizati drept agenti de floculare, coloizi de protectie, dispersati sau produse tensioactive, se trateaza polizaharida cu clormetansulfonat de sodiu, brommetilsulfonat de sodiu, sau cu propansulfona cînd se foloseste ca mediu de reactie alcoolul izopropilic, la temperaturi variind între 20 si 130 degree C si la un raport molar cuprins între 1:0,8 si 1: 4
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO108912A RO85860B1 (ro) | 1982-10-29 | 1982-10-29 | Procedeu de preparare a derivatilor functionali ai polizaharidelor sulfoalchilate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO108912A RO85860B1 (ro) | 1982-10-29 | 1982-10-29 | Procedeu de preparare a derivatilor functionali ai polizaharidelor sulfoalchilate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO85860B1 true RO85860B1 (ro) | 1985-01-30 |
Family
ID=40903573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO108912A RO85860B1 (ro) | 1982-10-29 | 1982-10-29 | Procedeu de preparare a derivatilor functionali ai polizaharidelor sulfoalchilate |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO85860B1 (ro) |
-
1982
- 1982-10-29 RO RO108912A patent/RO85860B1/ro unknown
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