CH489456A - Procédé de préparation d'acides tricarboxyliques aromatiques - Google Patents
Procédé de préparation d'acides tricarboxyliques aromatiquesInfo
- Publication number
- CH489456A CH489456A CH1314767A CH1314767A CH489456A CH 489456 A CH489456 A CH 489456A CH 1314767 A CH1314767 A CH 1314767A CH 1314767 A CH1314767 A CH 1314767A CH 489456 A CH489456 A CH 489456A
- Authority
- CH
- Switzerland
- Prior art keywords
- preparation
- tricarboxylic acids
- aromatic tricarboxylic
- aromatic
- acids
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
- C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US58061766A | 1966-09-20 | 1966-09-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH489456A true CH489456A (fr) | 1970-04-30 |
Family
ID=24321815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1314767A CH489456A (fr) | 1966-09-20 | 1967-09-29 | Procédé de préparation d'acides tricarboxyliques aromatiques |
Country Status (8)
Country | Link |
---|---|
US (1) | US3491144A (fr) |
BE (1) | BE704101A (fr) |
CH (1) | CH489456A (fr) |
DE (1) | DE1668699C3 (fr) |
ES (1) | ES345185A1 (fr) |
GB (1) | GB1202710A (fr) |
NL (1) | NL156680B (fr) |
SE (1) | SE356039B (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3683016A (en) * | 1970-04-24 | 1972-08-08 | Standard Oil Co | Staged catalyst addition for catalytic liquid phase oxidation of pseudocumene to trimellitic acid |
CA1303059C (fr) * | 1986-03-14 | 1992-06-09 | Toshiharu Matsuda | Procede pour la production d'acide 2,6- naphtalenedicarboxylique par l'oxydation de 2,6-diisopropylnaphtalene |
EP0375812A1 (fr) * | 1988-12-23 | 1990-07-04 | Amoco Corporation | Procédé pour la fabrication d'un acide aromatique polycarboxylique |
US4948921A (en) * | 1989-06-29 | 1990-08-14 | Amoco Corporation | Process for the production and recovery of trimellitic acid |
US4992579A (en) * | 1989-12-18 | 1991-02-12 | Amoco Corporation | Process for the production of trimellitic acid |
SG103937A1 (en) | 2002-09-11 | 2004-05-26 | Mitsubishi Gas Chemical Co | Process for producing trimellitic acid |
PL1728778T3 (pl) * | 2005-05-13 | 2009-07-31 | Polynt S P A | Sposób wytwarzania kwasu trimelitowego |
US20110112323A1 (en) * | 2008-04-22 | 2011-05-12 | Mitsubishi Gas Chemical Company, Inc. | Process for production of high-purity trimellitic acid |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE550530A (fr) * | ||||
US2962316A (en) * | 1955-09-20 | 1960-11-29 | John H Roethel | Latch bolt and keeper safety interlock |
GB857098A (en) * | 1958-03-10 | 1960-12-29 | Ici Ltd | Improvements in and relating to the oxidation of alkyl substituted aromatic compounds |
US3089906A (en) * | 1958-04-21 | 1963-05-14 | Mid Century Corp | Oxidation chemical process |
GB877677A (en) * | 1959-01-12 | 1961-09-20 | Ici Ltd | Improvements in and relating to the oxidation of organic compounds |
-
1966
- 1966-09-20 US US580617A patent/US3491144A/en not_active Expired - Lifetime
-
1967
- 1967-09-18 NL NL6712704.A patent/NL156680B/xx not_active IP Right Cessation
- 1967-09-19 ES ES345185A patent/ES345185A1/es not_active Expired
- 1967-09-19 SE SE12880/67A patent/SE356039B/xx unknown
- 1967-09-19 GB GB42673/67A patent/GB1202710A/en not_active Expired
- 1967-09-20 BE BE704101D patent/BE704101A/fr not_active IP Right Cessation
- 1967-09-20 DE DE1668699A patent/DE1668699C3/de not_active Expired
- 1967-09-29 CH CH1314767A patent/CH489456A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NL6712704A (fr) | 1968-03-21 |
DE1668699C3 (de) | 1981-11-19 |
GB1202710A (en) | 1970-08-19 |
ES345185A1 (es) | 1968-11-01 |
DE1668699A1 (de) | 1971-09-02 |
DE1668699B2 (de) | 1980-11-27 |
SE356039B (fr) | 1973-05-14 |
BE704101A (fr) | 1968-03-20 |
US3491144A (en) | 1970-01-20 |
NL156680B (nl) | 1978-05-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |