GB1054907A - - Google Patents
Info
- Publication number
- GB1054907A GB1054907A GB1054907DA GB1054907A GB 1054907 A GB1054907 A GB 1054907A GB 1054907D A GB1054907D A GB 1054907DA GB 1054907 A GB1054907 A GB 1054907A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cresol
- benzylamine
- mixture
- centrifuge
- cooler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
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
- C07C37/84—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by crystallisation
-
- 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
- C07C37/685—Processes comprising at least two steps in series
-
- 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
- C07C37/78—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation by azeotropic distillation
-
- 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
- C07C37/86—Purification; separation; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF42305A DE1215726B (de) | 1964-03-13 | 1964-03-13 | Verfahren und Vorrichtung zur Trennung eines Gemisches aus m- und p-Kresol |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1054907A true GB1054907A (US06420036-20020716-C00037.png) |
Family
ID=7099029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1054907D Active GB1054907A (US06420036-20020716-C00037.png) | 1964-03-13 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3382287A (US06420036-20020716-C00037.png) |
| DE (1) | DE1215726B (US06420036-20020716-C00037.png) |
| GB (1) | GB1054907A (US06420036-20020716-C00037.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS518227A (en) * | 1974-07-12 | 1976-01-23 | Sumitomo Chemical Co | Metamataha parakurezooruno bunriseiseiho |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1980901A (en) * | 1931-02-24 | 1934-11-13 | William Blythe & Company Ltd | Resolution of mixtures of phenols into their components |
| US3031383A (en) * | 1959-06-26 | 1962-04-24 | Pure Oil Co | Purification of m-cresol from mixtures of m-cresol and p-cresol |
| DE1118797B (de) * | 1960-01-11 | 1961-12-07 | Teerverwertung Gmbh | Verfahren zur Gewinnung von p-Kresol oder an p-Kresol angereicherten Kresolgemischenaus Gemischen isomerer Kresole |
-
0
- GB GB1054907D patent/GB1054907A/en active Active
-
1964
- 1964-03-13 DE DEF42305A patent/DE1215726B/de active Pending
-
1965
- 1965-03-03 US US436845A patent/US3382287A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3382287A (en) | 1968-05-07 |
| DE1215726B (de) | 1966-05-05 |
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