RO81185B1 - Procedeu de epurare a apelor impurificate cu acrilonitril - Google Patents
Procedeu de epurare a apelor impurificate cu acrilonitrilInfo
- Publication number
- RO81185B1 RO81185B1 RO102826A RO10282680A RO81185B1 RO 81185 B1 RO81185 B1 RO 81185B1 RO 102826 A RO102826 A RO 102826A RO 10282680 A RO10282680 A RO 10282680A RO 81185 B1 RO81185 B1 RO 81185B1
- Authority
- RO
- Romania
- Prior art keywords
- acrylonitrile
- impurified
- cobalt
- acidic
- hour
- Prior art date
Links
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 2
- 239000003643 water by type Substances 0.000 title 1
- 230000002378 acidificating effect Effects 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 229920000459 Nitrile rubber Polymers 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 230000003197 catalytic effect Effects 0.000 abstract 1
- -1 cobalt-copper (II) -cobalt-cobalt sulfate Chemical compound 0.000 abstract 1
- 229920001971 elastomer Polymers 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 239000005060 rubber Substances 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
Landscapes
- Removal Of Specific Substances (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Conform inventiei, procedeul de epurare a apelor impurificate cu acrilonitrilul consta în aceea ca, în scopul recuperarii acrilonitrilului cu randament de 75...99.99% apele impurificate cu acrilonitril si particule de cauciuc provenite de la sinteza cauciucurile nitrilice se supun oxidarii catalitice, cu catalizator compus din clorura stanoasa-sulfat de cupru-azotat de cobalt în proportie de 0,01...10 la temperatura de 20:0,01...10 la temperatura de 20 degree C si presiune atmosferica în doua trepte, în prima treapta la pH acid de 2,5...3,5, timp de o ora si în treapta a doua la un pH acid de 2,5...3,5, timp de o ora si în treapta a doua la un pH bazic de 8,5...9,5 timp de 2h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO80102826A RO81185A2 (ro) | 1980-12-12 | 1980-12-12 | Procedeu de epurare a apelor impurificate cu acrilonitril |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO80102826A RO81185A2 (ro) | 1980-12-12 | 1980-12-12 | Procedeu de epurare a apelor impurificate cu acrilonitril |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO81185B1 true RO81185B1 (ro) | 1983-01-30 |
| RO81185A2 RO81185A2 (ro) | 1983-02-01 |
Family
ID=20109255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO80102826A RO81185A2 (ro) | 1980-12-12 | 1980-12-12 | Procedeu de epurare a apelor impurificate cu acrilonitril |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO81185A2 (ro) |
-
1980
- 1980-12-12 RO RO80102826A patent/RO81185A2/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO81185A2 (ro) | 1983-02-01 |
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