DD122179A3 - - Google Patents
Info
- Publication number
- DD122179A3 DD122179A3 DD18332874A DD18332874A DD122179A3 DD 122179 A3 DD122179 A3 DD 122179A3 DD 18332874 A DD18332874 A DD 18332874A DD 18332874 A DD18332874 A DD 18332874A DD 122179 A3 DD122179 A3 DD 122179A3
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
- C07C37/74—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
- C07C1/20—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/50—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions decreasing the number of carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/50—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions decreasing the number of carbon atoms
- C07C37/52—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions decreasing the number of carbon atoms by splitting polyaromatic compounds, e.g. polyphenolalkanes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD18332874A DD122179A3 (xx) | 1974-12-23 | 1974-12-23 | |
| CS858375A CS189188B1 (en) | 1974-12-23 | 1975-12-16 | Recovery of phenole,alpha-methylstrene and cumene from distillation residues |
| GB5220875A GB1479124A (en) | 1974-12-23 | 1975-12-19 | Process for the recovery of phenol alpha methyl styrene and cumene from distillation residues |
| SU752198559A SU715569A1 (ru) | 1974-12-23 | 1975-12-19 | Способ получени фенола, -метилстирола и кумола |
| BG7531872A BG28621A1 (en) | 1974-12-23 | 1975-12-23 | Method of obtaining of phenol,alpha- methystyrene and cumol |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD18332874A DD122179A3 (xx) | 1974-12-23 | 1974-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD122179A3 true DD122179A3 (xx) | 1976-09-20 |
Family
ID=5498638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD18332874A DD122179A3 (xx) | 1974-12-23 | 1974-12-23 |
Country Status (5)
| Country | Link |
|---|---|
| BG (1) | BG28621A1 (xx) |
| CS (1) | CS189188B1 (xx) |
| DD (1) | DD122179A3 (xx) |
| GB (1) | GB1479124A (xx) |
| SU (1) | SU715569A1 (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3342665A1 (de) * | 1983-11-25 | 1985-06-05 | Rütgerswerke AG, 6000 Frankfurt | Verfahren zur aufarbeitung von rohphenol aus der kohleverfluessigung |
| FR2780966B1 (fr) * | 1998-07-10 | 2000-09-08 | Rhodia Chimie Sa | Procede de recuperation de composes dans les produits lourds issus de leur fabrication |
-
1974
- 1974-12-23 DD DD18332874A patent/DD122179A3/xx unknown
-
1975
- 1975-12-16 CS CS858375A patent/CS189188B1/cs unknown
- 1975-12-19 SU SU752198559A patent/SU715569A1/ru active
- 1975-12-19 GB GB5220875A patent/GB1479124A/en not_active Expired
- 1975-12-23 BG BG7531872A patent/BG28621A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BG28621A1 (en) | 1980-06-16 |
| SU715569A1 (ru) | 1980-02-15 |
| CS189188B1 (en) | 1979-04-30 |
| GB1479124A (en) | 1977-07-06 |