RO83977B1 - Procedeu de obtinere a unui agent de transfer termic - Google Patents
Procedeu de obtinere a unui agent de transfer termicInfo
- Publication number
- RO83977B1 RO83977B1 RO108006A RO10800682A RO83977B1 RO 83977 B1 RO83977 B1 RO 83977B1 RO 108006 A RO108006 A RO 108006A RO 10800682 A RO10800682 A RO 10800682A RO 83977 B1 RO83977 B1 RO 83977B1
- Authority
- RO
- Romania
- Prior art keywords
- thermal transfer
- transfer agent
- preparing
- condensing
- methylacrylic
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 abstract 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 2
- 239000003795 chemical substances by application Substances 0.000 abstract 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 abstract 1
- 150000001491 aromatic compounds Chemical class 0.000 abstract 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 abstract 1
- 230000008020 evaporation Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 230000007935 neutral effect Effects 0.000 abstract 1
- 238000010992 reflux Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 239000008096 xylene Substances 0.000 abstract 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Procedeul de obtinere a unui agent de transfer termic de tip alchilarilic cu punti metilenice, prin condensarea hidrocarburilor aromatice, toluen, xilen sau amestecuri ale lor, consta în aceea ca utilizeaza ca agent de condensare formaldehida apoasa si acidul sulfuric diluat, drept catalizator, în reactie eterogena, la reflux, timp de 2...3h, separarea produsului de sinteza se face prin spalari repetate cu apa la pH neutru si este urmata de evaporarea avansata a compusului aromatic nereactionat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO108006A RO83977B1 (ro) | 1982-06-29 | 1982-06-29 | Procedeu de obtinere a unui agent de transfer termic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO108006A RO83977B1 (ro) | 1982-06-29 | 1982-06-29 | Procedeu de obtinere a unui agent de transfer termic |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO83977A2 RO83977A2 (ro) | 1984-04-12 |
| RO83977B1 true RO83977B1 (ro) | 1984-05-30 |
Family
ID=20111759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO108006A RO83977B1 (ro) | 1982-06-29 | 1982-06-29 | Procedeu de obtinere a unui agent de transfer termic |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO83977B1 (ro) |
-
1982
- 1982-06-29 RO RO108006A patent/RO83977B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO83977A2 (ro) | 1984-04-12 |
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