AT353749B - Verfahren zur destillativen abtrennung bzw. reinigung thermisch empfindlicher verbindungen mittels traegerdampf - Google Patents
Verfahren zur destillativen abtrennung bzw. reinigung thermisch empfindlicher verbindungen mittels traegerdampfInfo
- Publication number
- AT353749B AT353749B AT972374A AT972374A AT353749B AT 353749 B AT353749 B AT 353749B AT 972374 A AT972374 A AT 972374A AT 972374 A AT972374 A AT 972374A AT 353749 B AT353749 B AT 353749B
- Authority
- AT
- Austria
- Prior art keywords
- thermal sensitive
- distillative separation
- carrier steam
- cleaning thermal
- sensitive connections
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C45/82—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
- C07C45/83—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation by extractive distillation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
- B01D3/343—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances the substance being a gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
- B01D3/38—Steam distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/783—Separation; Purification; Stabilisation; Use of additives by gas-liquid treatment, e.g. by gas-liquid absorption
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732360977 DE2360977A1 (de) | 1973-12-07 | 1973-12-07 | Verfahren zur destillativen reinigung von thermisch empfindlichen p - hydrosybenzaldehyden |
| DE19742452568 DE2452568C2 (de) | 1973-12-07 | 1974-11-06 | Trägerdampf-Destillation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA972374A ATA972374A (de) | 1979-05-15 |
| AT353749B true AT353749B (de) | 1979-11-26 |
Family
ID=25766208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT972374A AT353749B (de) | 1973-12-07 | 1974-12-05 | Verfahren zur destillativen abtrennung bzw. reinigung thermisch empfindlicher verbindungen mittels traegerdampf |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS5721361B2 (de) |
| AT (1) | AT353749B (de) |
| BE (1) | BE823028A (de) |
| CH (1) | CH604801A5 (de) |
| DD (1) | DD117183A5 (de) |
| DE (2) | DE2360977A1 (de) |
| FR (1) | FR2253542B1 (de) |
| GB (1) | GB1448919A (de) |
| IT (1) | IT1024330B (de) |
| NL (1) | NL184455B (de) |
| SU (1) | SU620202A3 (de) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4367113A (en) * | 1981-06-29 | 1983-01-04 | Gulf Oil Corporation | Multicomponent polymer compositions |
| DE4340093A1 (de) * | 1993-11-24 | 1995-06-01 | Cognis Bio Umwelt | Verfahren zur vereinfachten Trennung von Mehrstoffgemischen wenigstens anteilig organischen Ursprungs |
| FR2933974B1 (fr) * | 2008-07-18 | 2010-09-17 | Rhodia Operations | Procede de separation d'un aldehyde aromatique |
| DE102013012948B4 (de) | 2013-07-29 | 2015-08-06 | Rudolf Krause | Mobile Vorrichtung zur Gewinnung von dampfdestilliertem Reinstwasser, welches eine elektrische Leitfähigkeit unter 1,0 μS aufweist |
| CN107986950A (zh) * | 2017-11-27 | 2018-05-04 | 昆山亚香香料股份有限公司 | 一种利用木质素化学提取高纯度香兰素的工艺方法 |
| ES2972823T3 (es) * | 2018-07-20 | 2024-06-17 | Scg Chemicals Co Ltd | Proceso para la separación de etilbenceno de otros compuestos aromáticos C8 |
| EP4079386A1 (de) * | 2021-04-22 | 2022-10-26 | Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO | Verfahren zur trennung eines produktgemisches |
-
1973
- 1973-12-07 DE DE19732360977 patent/DE2360977A1/de active Pending
-
1974
- 1974-11-06 DE DE19742452568 patent/DE2452568C2/de not_active Expired
- 1974-12-04 SU SU742082684A patent/SU620202A3/ru active
- 1974-12-05 NL NL7415887A patent/NL184455B/xx not_active IP Right Cessation
- 1974-12-05 DD DD18281474A patent/DD117183A5/xx unknown
- 1974-12-05 IT IT5437274A patent/IT1024330B/it active
- 1974-12-05 AT AT972374A patent/AT353749B/de not_active IP Right Cessation
- 1974-12-06 BE BE151222A patent/BE823028A/xx not_active IP Right Cessation
- 1974-12-06 GB GB5284174A patent/GB1448919A/en not_active Expired
- 1974-12-06 CH CH1627574A patent/CH604801A5/xx not_active IP Right Cessation
- 1974-12-06 FR FR7440104A patent/FR2253542B1/fr not_active Expired
- 1974-12-06 JP JP13967074A patent/JPS5721361B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ATA972374A (de) | 1979-05-15 |
| DE2452568C2 (de) | 1985-12-12 |
| DE2452568A1 (de) | 1976-05-13 |
| DD117183A5 (de) | 1976-01-05 |
| JPS5090575A (de) | 1975-07-19 |
| SU620202A3 (ru) | 1978-08-15 |
| CH604801A5 (de) | 1978-09-15 |
| BE823028A (fr) | 1975-06-06 |
| JPS5721361B2 (de) | 1982-05-07 |
| IT1024330B (it) | 1978-06-20 |
| NL7415887A (nl) | 1975-06-10 |
| FR2253542A1 (de) | 1975-07-04 |
| FR2253542B1 (de) | 1978-09-15 |
| GB1448919A (en) | 1976-09-08 |
| NL184455B (nl) | 1989-03-01 |
| DE2360977A1 (de) | 1975-06-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELA | Expired due to lapse of time |