RU96117227A - METHOD OF OBTAINING CYCLIC CARBONATES WITH MULTIPLE USE OF CATALYST - Google Patents
METHOD OF OBTAINING CYCLIC CARBONATES WITH MULTIPLE USE OF CATALYSTInfo
- Publication number
- RU96117227A RU96117227A RU96117227/04A RU96117227A RU96117227A RU 96117227 A RU96117227 A RU 96117227A RU 96117227/04 A RU96117227/04 A RU 96117227/04A RU 96117227 A RU96117227 A RU 96117227A RU 96117227 A RU96117227 A RU 96117227A
- Authority
- RU
- Russia
- Prior art keywords
- catalyst
- cyclic carbonates
- multiple use
- obtaining cyclic
- amount
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title claims 4
- 150000005676 cyclic carbonates Chemical class 0.000 title claims 2
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims 2
- 150000001336 alkenes Chemical class 0.000 claims 1
- 125000003342 alkenyl group Chemical group 0.000 claims 1
- 125000000217 alkyl group Chemical group 0.000 claims 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims 1
- 229910002092 carbon dioxide Inorganic materials 0.000 claims 1
- 239000001569 carbon dioxide Substances 0.000 claims 1
- 229910052803 cobalt Inorganic materials 0.000 claims 1
- 239000010941 cobalt Substances 0.000 claims 1
- -1 cobalt halide Chemical class 0.000 claims 1
- 125000000753 cycloalkyl group Chemical group 0.000 claims 1
- 125000004970 halomethyl group Chemical group 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 125000004435 hydrogen atoms Chemical class [H]* 0.000 claims 1
- 230000003993 interaction Effects 0.000 claims 1
- 230000008929 regeneration Effects 0.000 claims 1
- 238000011069 regeneration method Methods 0.000 claims 1
Claims (1)
где R1, R2, R3, R4 - водород, алкил, алкенил, галоидметил, циклоалкил, C6 - C10-арил,
взаимодействием оксида олефина с диоксидом углерода в присутствии катализатора на основе галогенида кобальта, который берут в количестве 2,5 - 4,0% и диметилформамида - в количестве 60 - 70% от реакционной массы, при температуре 130 - 150oC и давлении 1 - 1,5 МПа, при этом в качестве катализатора возможно многократно, без специальной регенерации, использовать кубовый остаток, содержащий катализатор.The method of obtaining cyclic carbonates of the formula
where R 1 , R 2 , R 3 , R 4 is hydrogen, alkyl, alkenyl, halomethyl, cycloalkyl, C 6 - C 10 -aryl,
the interaction of olefin oxide with carbon dioxide in the presence of a catalyst based on cobalt halide, which is taken in the amount of 2.5 - 4.0% and dimethylformamide - in the amount of 60 - 70% of the reaction mass, at a temperature of 130 - 150 o C and pressure 1 - 1.5 MPa, while as a catalyst it is possible to repeatedly, without special regeneration, use the bottom residue containing the catalyst.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU96117227A RU2128658C1 (en) | 1996-08-27 | 1996-08-27 | Method of preparing cyclic carbonates with multiple use of catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU96117227A RU2128658C1 (en) | 1996-08-27 | 1996-08-27 | Method of preparing cyclic carbonates with multiple use of catalyst |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU96117227A true RU96117227A (en) | 1998-12-10 |
| RU2128658C1 RU2128658C1 (en) | 1999-04-10 |
Family
ID=20184864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU96117227A RU2128658C1 (en) | 1996-08-27 | 1996-08-27 | Method of preparing cyclic carbonates with multiple use of catalyst |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2128658C1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10147712A1 (en) * | 2001-09-27 | 2003-04-17 | Basf Ag | Process for the production of aliphatic polycarbonates |
| GB201307438D0 (en) * | 2013-04-25 | 2013-06-05 | Airbus Uk Ltd | Fuel Additive |
-
1996
- 1996-08-27 RU RU96117227A patent/RU2128658C1/en active
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