AT294034B - Verfahren zur destillativen Reinigung von Aceton - Google Patents
Verfahren zur destillativen Reinigung von AcetonInfo
- Publication number
- AT294034B AT294034B AT1142669A AT1142669A AT294034B AT 294034 B AT294034 B AT 294034B AT 1142669 A AT1142669 A AT 1142669A AT 1142669 A AT1142669 A AT 1142669A AT 294034 B AT294034 B AT 294034B
- Authority
- AT
- Austria
- Prior art keywords
- distillation
- acetone
- purification
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681813673 DE1813673C3 (de) | 1968-12-10 | Verfahren zur destillativen Reinigung von Aceton |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT294034B true AT294034B (de) | 1971-11-10 |
Family
ID=5715754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT1142669A AT294034B (de) | 1968-12-10 | 1969-12-09 | Verfahren zur destillativen Reinigung von Aceton |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3686078A (de) |
| JP (1) | JPS4819289B1 (de) |
| AT (1) | AT294034B (de) |
| BE (1) | BE742926A (de) |
| CA (1) | CA932290A (de) |
| FR (1) | FR2025802A1 (de) |
| GB (1) | GB1248329A (de) |
| NL (1) | NL6917912A (de) |
| SE (1) | SE366534B (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4213832A (en) * | 1978-06-21 | 1980-07-22 | Allied Chemical Corporation | Distillation for separating dialkylketones from lower chlorohydrocarbons |
| JPS5558964A (en) * | 1978-10-26 | 1980-05-02 | Minoru Ueda | Double-faced grinder |
| DE3149094A1 (de) * | 1981-12-11 | 1983-06-16 | Hoechst Ag, 6230 Frankfurt | Verfahren zur entfernung von aceton aus reaktionsgemischen von carbonylierungsreaktionen |
| US5244545A (en) * | 1991-10-09 | 1993-09-14 | Eastman Kodak Company | Process for removing acetone from carbonylation processes |
| US6340777B1 (en) * | 1999-10-22 | 2002-01-22 | General Electric Company | Method for purifying acetone |
-
1969
- 1969-11-28 NL NL6917912A patent/NL6917912A/xx not_active Application Discontinuation
- 1969-12-02 US US881472A patent/US3686078A/en not_active Expired - Lifetime
- 1969-12-08 SE SE16890/69A patent/SE366534B/xx unknown
- 1969-12-09 CA CA069363A patent/CA932290A/en not_active Expired
- 1969-12-09 AT AT1142669A patent/AT294034B/de not_active IP Right Cessation
- 1969-12-10 BE BE742926D patent/BE742926A/xx unknown
- 1969-12-10 JP JP44098736A patent/JPS4819289B1/ja active Pending
- 1969-12-10 FR FR6942663A patent/FR2025802A1/fr not_active Withdrawn
- 1969-12-10 GB GB60317/69A patent/GB1248329A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4819289B1 (de) | 1973-06-12 |
| SE366534B (de) | 1974-04-29 |
| US3686078A (en) | 1972-08-22 |
| CA932290A (en) | 1973-08-21 |
| BE742926A (de) | 1970-06-10 |
| NL6917912A (de) | 1970-06-12 |
| DE1813673A1 (de) | 1970-07-02 |
| DE1813673B2 (de) | 1977-06-23 |
| GB1248329A (en) | 1971-09-29 |
| FR2025802A1 (de) | 1970-09-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |