IT1010870B - Processo per la eliminazione me diante ossidazione di impurezze da acido acetico - Google Patents
Processo per la eliminazione me diante ossidazione di impurezze da acido aceticoInfo
- Publication number
- IT1010870B IT1010870B IT42594/74A IT4259474A IT1010870B IT 1010870 B IT1010870 B IT 1010870B IT 42594/74 A IT42594/74 A IT 42594/74A IT 4259474 A IT4259474 A IT 4259474A IT 1010870 B IT1010870 B IT 1010870B
- Authority
- IT
- Italy
- Prior art keywords
- diant
- impurities
- acetic acid
- elimination
- oxidation
- Prior art date
Links
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 title 3
- 230000008030 elimination Effects 0.000 title 1
- 238000003379 elimination reaction Methods 0.000 title 1
- 239000012535 impurity Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 230000003647 oxidation Effects 0.000 title 1
- 238000007254 oxidation reaction Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US347125A US3928434A (en) | 1973-04-02 | 1973-04-02 | Oxidative removal of impurities from acetic acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1010870B true IT1010870B (it) | 1977-01-20 |
Family
ID=23362432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT42594/74A IT1010870B (it) | 1973-04-02 | 1974-03-29 | Processo per la eliminazione me diante ossidazione di impurezze da acido acetico |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3928434A (it) |
| JP (1) | JPS49135910A (it) |
| BE (1) | BE813155A (it) |
| CA (1) | CA1027972A (it) |
| FR (1) | FR2223348B1 (it) |
| GB (1) | GB1423485A (it) |
| IT (1) | IT1010870B (it) |
| NL (1) | NL7404396A (it) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5155265A (en) * | 1987-12-23 | 1992-10-13 | Hoechst Celanese Corporation | Purification of acetic acid with ozone followed by treatment with activated carbon and/or an ion-exchange resin |
| US5155266A (en) * | 1987-12-23 | 1992-10-13 | Hoechst Celanese Corporation | Purification of acetic acid with ozone in the presence of an oxidation catalyst |
| US5202481A (en) * | 1987-12-23 | 1993-04-13 | Hoechst Celanese Corporation | Purification of acetic acid produced by the low water carbonylation of methanol by treatment with ozone |
| GB9100216D0 (en) * | 1991-01-05 | 1991-02-20 | Bp Chem Int Ltd | Process |
| US5097069A (en) * | 1991-04-08 | 1992-03-17 | Eastman Kodak Company | Process for decomposing α,β-unsaturated carbonyl compounds in refining acetic anhydride and/or acetic acid |
| JP3220234B2 (ja) * | 1992-07-07 | 2001-10-22 | ダイセル化学工業株式会社 | オゾンによる無水酢酸または無水酢酸および酢酸の混合物の精製法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2255421A (en) * | 1936-07-25 | 1941-09-09 | Shell Dev | Process for purification of carboxylic acids |
| US3384659A (en) * | 1964-04-06 | 1968-05-21 | Celanese Corp | Catalytic decomposition of formic acid in acetic acid mixtures |
| GB1138946A (en) * | 1965-05-07 | 1969-01-01 | Ici Ltd | Process for the decomposition of formic acid |
| US3432544A (en) * | 1966-03-31 | 1969-03-11 | Knapsack Ag | Process for removing formic acid from mixtures rich in acetic acid |
| GB1176654A (en) * | 1966-04-04 | 1970-01-07 | Ici Ltd | Decomposition of Formic Acid. |
| US3560560A (en) * | 1968-05-08 | 1971-02-02 | Union Carbide Corp | Purification of acetic acid |
-
1973
- 1973-04-02 US US347125A patent/US3928434A/en not_active Expired - Lifetime
-
1974
- 1974-03-21 CA CA195,648A patent/CA1027972A/en not_active Expired
- 1974-03-29 IT IT42594/74A patent/IT1010870B/it active
- 1974-03-29 FR FR7411215A patent/FR2223348B1/fr not_active Expired
- 1974-04-01 JP JP49035723A patent/JPS49135910A/ja active Pending
- 1974-04-01 NL NL7404396A patent/NL7404396A/xx unknown
- 1974-04-01 GB GB1443174A patent/GB1423485A/en not_active Expired
- 1974-04-01 BE BE142728A patent/BE813155A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS49135910A (it) | 1974-12-27 |
| BE813155A (fr) | 1974-10-01 |
| NL7404396A (it) | 1974-10-04 |
| FR2223348B1 (it) | 1978-01-13 |
| CA1027972A (en) | 1978-03-14 |
| DE2415700B2 (de) | 1976-03-25 |
| FR2223348A1 (it) | 1974-10-25 |
| US3928434A (en) | 1975-12-23 |
| GB1423485A (en) | 1976-02-04 |
| DE2415700A1 (de) | 1974-10-10 |
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