RO93207B1 - Procedeu de obtinere a concentratelor piperilenice cu caracteristici de solvent si monomer - Google Patents
Procedeu de obtinere a concentratelor piperilenice cu caracteristici de solvent si monomerInfo
- Publication number
- RO93207B1 RO93207B1 RO119974A RO11997485A RO93207B1 RO 93207 B1 RO93207 B1 RO 93207B1 RO 119974 A RO119974 A RO 119974A RO 11997485 A RO11997485 A RO 11997485A RO 93207 B1 RO93207 B1 RO 93207B1
- Authority
- RO
- Romania
- Prior art keywords
- concentrates
- ppm
- piperilenic
- preparing
- solvent
- Prior art date
Links
- 239000012141 concentrate Substances 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000000178 monomer Substances 0.000 title 1
- 239000002904 solvent Substances 0.000 title 1
- ZSWFCLXCOIISFI-UHFFFAOYSA-N cyclopentadiene Chemical compound C1C=CC=C1 ZSWFCLXCOIISFI-UHFFFAOYSA-N 0.000 abstract 4
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 abstract 2
- NQRYJNQNLNOLGT-UHFFFAOYSA-N Piperidine Chemical compound C1CCNCC1 NQRYJNQNLNOLGT-UHFFFAOYSA-N 0.000 abstract 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 abstract 2
- 229930195733 hydrocarbon Natural products 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- PMJHHCWVYXUKFD-PLNGDYQASA-N (3z)-penta-1,3-diene Chemical compound C\C=C/C=C PMJHHCWVYXUKFD-PLNGDYQASA-N 0.000 abstract 1
- PMJHHCWVYXUKFD-SNAWJCMRSA-N (E)-1,3-pentadiene Chemical group C\C=C\C=C PMJHHCWVYXUKFD-SNAWJCMRSA-N 0.000 abstract 1
- -1 acetylene hydrocarbons Chemical class 0.000 abstract 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 abstract 1
- 239000006227 byproduct Substances 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 1
- 238000000605 extraction Methods 0.000 abstract 1
- 150000002430 hydrocarbons Chemical class 0.000 abstract 1
- WVWHRXVVAYXKDE-UHFFFAOYSA-N piperine Natural products O=C(C=CC=Cc1ccc2OCOc2c1)C3CCCCN3 WVWHRXVVAYXKDE-UHFFFAOYSA-N 0.000 abstract 1
- 235000019100 piperine Nutrition 0.000 abstract 1
- PMJHHCWVYXUKFD-UHFFFAOYSA-N piperylene Natural products CC=CC=C PMJHHCWVYXUKFD-UHFFFAOYSA-N 0.000 abstract 1
- 239000002798 polar solvent Substances 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 238000000197 pyrolysis Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
Landscapes
- Hydrogenated Pyridines (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Prezenta inventie se refera la un procedeu de obtinere a concentratelor piperilenice, concentratie peste 98% în greutate, utilizînd fractia de benzina reziduala C5 obtinuta ca produs secundar în urma separarii izoprenului din fractia C5 din benzina de piroliza. Purificarea concentratelor de cis si transpiperilena de ciclopentadiena se realizeaza prin condensarea acesteia cu ciclohexanona, purificarea de hidrocarburi acetilenice prin hidrogenarea selectiva a acestora pe catalizator de tip Me/suport si supraconcentrarea piperilenelor prin distilare cu extractie în prezenta de solventi polari. Procedeul, conform inventiei, permite obtinerea de concentrate piperilenice (98% g cis si trans-piperilene) cu maximum 2 ppm ciclopentadiena si sub 50ppm hidrocarburi acetilenice, .....sub 10 ppm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO119974A RO93207B1 (ro) | 1985-08-30 | 1985-08-30 | Procedeu de obtinere a concentratelor piperilenice cu caracteristici de solvent si monomer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO119974A RO93207B1 (ro) | 1985-08-30 | 1985-08-30 | Procedeu de obtinere a concentratelor piperilenice cu caracteristici de solvent si monomer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO93207A2 RO93207A2 (ro) | 1987-12-31 |
| RO93207B1 true RO93207B1 (ro) | 1988-01-01 |
Family
ID=20117858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO119974A RO93207B1 (ro) | 1985-08-30 | 1985-08-30 | Procedeu de obtinere a concentratelor piperilenice cu caracteristici de solvent si monomer |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO93207B1 (ro) |
-
1985
- 1985-08-30 RO RO119974A patent/RO93207B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO93207A2 (ro) | 1987-12-31 |
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