ZA875622B - Process for the production of phtalic anhydride - Google Patents
Process for the production of phtalic anhydrideInfo
- Publication number
- ZA875622B ZA875622B ZA875622A ZA875622A ZA875622B ZA 875622 B ZA875622 B ZA 875622B ZA 875622 A ZA875622 A ZA 875622A ZA 875622 A ZA875622 A ZA 875622A ZA 875622 B ZA875622 B ZA 875622B
- Authority
- ZA
- South Africa
- Prior art keywords
- production
- phtalic anhydride
- phtalic
- anhydride
- 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)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Furan Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8621489A IT1213483B (it) | 1986-08-14 | 1986-08-14 | Procedimento per la produzione di anidride ftalica. |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA875622B true ZA875622B (en) | 1988-02-08 |
Family
ID=11182571
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA875622A ZA875622B (en) | 1986-08-14 | 1987-07-30 | Process for the production of phtalic anhydride |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0256352A1 (de) |
JP (1) | JPS6388174A (de) |
CN (1) | CN87105587A (de) |
AU (1) | AU7685787A (de) |
BR (1) | BR8704110A (de) |
IT (1) | IT1213483B (de) |
ZA (1) | ZA875622B (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19851786A1 (de) | 1998-11-10 | 2000-05-11 | Basf Ag | Silber- und Vanadiumoxid enthaltendes Multimetalloxid und dessen Verwendung |
DE10002810A1 (de) * | 2000-01-24 | 2001-07-26 | Basf Ag | Verfahren zur Herstellung von Phthalsäureanhydrid |
DE10211907A1 (de) * | 2002-03-18 | 2003-10-02 | Basf Ag | Oxidation von o-Xylol zu o-Tolylsäure und anderen Oxidationsprodukten durch gestaffelte Zufuhr eines sauerstoffhaltigen Gases |
DE10211906A1 (de) * | 2002-03-18 | 2003-10-02 | Basf Ag | Oxidation von o-Xylol zu o-Tolylsäure und anderen Oxidationsprodukten durch kontrollierte Zufuhr eines sauerstoffhaltigen Gases |
US6657068B2 (en) | 2002-03-22 | 2003-12-02 | General Electric Company | Liquid phase oxidation of halogenated ortho-xylenes |
US6649773B2 (en) | 2002-03-22 | 2003-11-18 | General Electric Company | Method for the manufacture of halophthalic acids and anhydrides |
US6657067B2 (en) | 2002-03-22 | 2003-12-02 | General Electric Company | Method for the manufacture of chlorophthalic anhydride |
US7541489B2 (en) | 2004-06-30 | 2009-06-02 | Sabic Innovative Plastics Ip B.V. | Method of making halophthalic acids and halophthalic anhydrides |
CN101448809B (zh) * | 2006-05-19 | 2012-02-15 | 巴斯夫欧洲公司 | 通过在主反应器和次反应器中气相氧化邻二甲苯生产邻苯二甲酸酐 |
FR2919204B1 (fr) | 2007-07-27 | 2010-02-12 | Arkema France | Utilisation de filtres a particules pour limiter la desactivation de catalyseurs |
DE102009017443A1 (de) | 2008-04-15 | 2009-11-05 | Basf Se | Verfahren und Katalysatoren zur Selektivoxidation von Alkylaromaten |
CN110105192A (zh) * | 2019-02-26 | 2019-08-09 | 沅江华龙催化科技有限公司 | 一种节能环保的甲苯衍生物空气氧化合成苯甲酸衍生物的方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1098514A (fr) * | 1951-04-13 | 1955-08-01 | Imhausen & Co Gmbh | Procédé de préparation de dérivés d'acides polycarboxyliques aromatiques |
GB856245A (en) * | 1957-12-06 | 1960-12-14 | Ici Ltd | Improvements in and relating to the production of cyclic carboxylic acids |
US3406196A (en) * | 1964-09-30 | 1968-10-15 | Du Pont | Oxidation of polyalkyl aromatics to polycarboxylic acids |
-
1986
- 1986-08-14 IT IT8621489A patent/IT1213483B/it active
-
1987
- 1987-07-24 EP EP87110742A patent/EP0256352A1/de not_active Withdrawn
- 1987-07-30 ZA ZA875622A patent/ZA875622B/xx unknown
- 1987-08-10 BR BR8704110A patent/BR8704110A/pt unknown
- 1987-08-12 JP JP62200100A patent/JPS6388174A/ja active Pending
- 1987-08-13 CN CN198787105587A patent/CN87105587A/zh active Pending
- 1987-08-13 AU AU76857/87A patent/AU7685787A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
IT8621489A0 (it) | 1986-08-14 |
JPS6388174A (ja) | 1988-04-19 |
CN87105587A (zh) | 1988-03-30 |
BR8704110A (pt) | 1988-04-12 |
IT1213483B (it) | 1989-12-20 |
AU7685787A (en) | 1988-02-18 |
EP0256352A1 (de) | 1988-02-24 |
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