GB1454478A - Process for producing terephathalic acid - Google Patents
Process for producing terephathalic acidInfo
- Publication number
- GB1454478A GB1454478A GB3204775A GB3204775A GB1454478A GB 1454478 A GB1454478 A GB 1454478A GB 3204775 A GB3204775 A GB 3204775A GB 3204775 A GB3204775 A GB 3204775A GB 1454478 A GB1454478 A GB 1454478A
- Authority
- GB
- United Kingdom
- Prior art keywords
- slurry
- terephthalic acid
- oxidation
- july
- catalysts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
- C07C63/14—Monocyclic dicarboxylic acids
- C07C63/15—Monocyclic dicarboxylic acids all carboxyl groups bound to carbon atoms of the six-membered aromatic ring
- C07C63/26—1,4 - Benzenedicarboxylic acid
-
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8783574A JPS5614101B2 (de) | 1974-07-31 | 1974-07-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1454478A true GB1454478A (en) | 1976-11-03 |
Family
ID=13925976
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3204775A Expired GB1454478A (en) | 1974-07-31 | 1975-07-31 | Process for producing terephathalic acid |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5614101B2 (de) |
KR (1) | KR800001084B1 (de) |
BR (1) | BR7504901A (de) |
DE (1) | DE2534161C2 (de) |
FR (1) | FR2280626A1 (de) |
GB (1) | GB1454478A (de) |
IT (1) | IT1041434B (de) |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0021747A1 (de) * | 1979-07-02 | 1981-01-07 | Imperial Chemical Industries Plc | Verfahren zur Herstellung von Terephthalsäure |
WO2002098834A1 (en) * | 2001-06-04 | 2002-12-12 | Eastman Chemical Company | Two stage oxidation process for the production of aromatic dicarboxylic acids |
US7196215B2 (en) | 2001-06-04 | 2007-03-27 | Eastman Chemical Company | Process for the production of purified terephthalic acid |
WO2007106287A1 (en) * | 2006-03-01 | 2007-09-20 | Eastman Chemical Company | Polycarboxylic acid production system with enhanced residence time distribution for oxidative digestion |
US7326807B2 (en) | 2006-03-01 | 2008-02-05 | Eastman Chemical Company | Polycarboxylic acid production system with enhanced heating for oxidative digestion |
US7326808B2 (en) | 2006-03-01 | 2008-02-05 | Eastman Chemical Company | Polycarboxylic acid production system employing cooled mother liquor from oxidative digestion as feed to impurity purge system |
US7342128B2 (en) | 2003-04-25 | 2008-03-11 | Eastman Chemical Company | Method for oxidizing a slurry composition in a post oxidation zone in the presence of added steam |
US7420082B2 (en) | 2006-03-01 | 2008-09-02 | Eastman Chemical Company | Polycarboxylic acid production system employing hot liquor removal downstream of oxidative digestion |
US7501537B2 (en) | 2006-03-01 | 2009-03-10 | Eastman Chemical Company | Polycarboxylic acid production system employing oxidative digestion with reduced or eliminated upstream liquor exchange |
US7772424B2 (en) | 2006-03-01 | 2010-08-10 | Eastman Chemical Company | Polycarboxylic acid production system employing enhanced evaporative concentration downstream of oxidative digestion |
US7816556B2 (en) | 2006-03-01 | 2010-10-19 | Eastman Chemical Company | Polycarboxylic acid production system employing enhanced multistage oxidative digestion |
US7829037B2 (en) | 2006-03-01 | 2010-11-09 | Eastman Chemical Company | Oxidation system with sidedraw secondary reactor |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0213652U (de) * | 1988-07-11 | 1990-01-29 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB983677A (en) * | 1962-04-27 | 1965-02-17 | Mitsui Petrochemical Ind | A process for the preparation of terephthalic acid having extremely high purity |
BE670307A (de) * | 1964-12-14 | 1900-01-01 | ||
FR2113424A5 (de) * | 1970-11-01 | 1972-06-23 | Maruzen Oil Co Ltd |
-
1974
- 1974-07-31 JP JP8783574A patent/JPS5614101B2/ja not_active Expired
-
1975
- 1975-07-15 KR KR7501539A patent/KR800001084B1/ko active
- 1975-07-30 FR FR7523829A patent/FR2280626A1/fr active Granted
- 1975-07-30 IT IT68980/75A patent/IT1041434B/it active
- 1975-07-31 DE DE2534161A patent/DE2534161C2/de not_active Expired
- 1975-07-31 BR BR7504901A patent/BR7504901A/pt unknown
- 1975-07-31 GB GB3204775A patent/GB1454478A/en not_active Expired
Cited By (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4314073A (en) | 1979-07-02 | 1982-02-02 | Imperial Chemical Industries Limited | Process for the production of an aromatic dicarboxylic acid |
EP0021747A1 (de) * | 1979-07-02 | 1981-01-07 | Imperial Chemical Industries Plc | Verfahren zur Herstellung von Terephthalsäure |
WO2002098834A1 (en) * | 2001-06-04 | 2002-12-12 | Eastman Chemical Company | Two stage oxidation process for the production of aromatic dicarboxylic acids |
US7196215B2 (en) | 2001-06-04 | 2007-03-27 | Eastman Chemical Company | Process for the production of purified terephthalic acid |
US7485747B2 (en) | 2001-06-04 | 2009-02-03 | Eastman Chemical Company | Two stage oxidation process for the production of aromatic dicarboxylic acids |
US7342128B2 (en) | 2003-04-25 | 2008-03-11 | Eastman Chemical Company | Method for oxidizing a slurry composition in a post oxidation zone in the presence of added steam |
US7393973B2 (en) | 2006-03-01 | 2008-07-01 | Eastman Chemical Company | Polycarboxylic acid production system with enhanced residence time distribution for oxidative digestion |
US7326808B2 (en) | 2006-03-01 | 2008-02-05 | Eastman Chemical Company | Polycarboxylic acid production system employing cooled mother liquor from oxidative digestion as feed to impurity purge system |
US7326807B2 (en) | 2006-03-01 | 2008-02-05 | Eastman Chemical Company | Polycarboxylic acid production system with enhanced heating for oxidative digestion |
US7420082B2 (en) | 2006-03-01 | 2008-09-02 | Eastman Chemical Company | Polycarboxylic acid production system employing hot liquor removal downstream of oxidative digestion |
WO2007106287A1 (en) * | 2006-03-01 | 2007-09-20 | Eastman Chemical Company | Polycarboxylic acid production system with enhanced residence time distribution for oxidative digestion |
US7501537B2 (en) | 2006-03-01 | 2009-03-10 | Eastman Chemical Company | Polycarboxylic acid production system employing oxidative digestion with reduced or eliminated upstream liquor exchange |
US7772424B2 (en) | 2006-03-01 | 2010-08-10 | Eastman Chemical Company | Polycarboxylic acid production system employing enhanced evaporative concentration downstream of oxidative digestion |
US7816556B2 (en) | 2006-03-01 | 2010-10-19 | Eastman Chemical Company | Polycarboxylic acid production system employing enhanced multistage oxidative digestion |
US7829037B2 (en) | 2006-03-01 | 2010-11-09 | Eastman Chemical Company | Oxidation system with sidedraw secondary reactor |
US8153840B2 (en) | 2006-03-01 | 2012-04-10 | Grupo Petrotemex, S.A. De C.V. | Oxidation system with sidedraw secondary reactor |
CN107522610A (zh) * | 2006-03-01 | 2017-12-29 | 奇派特石化有限公司 | 用于氧化蒸煮的具有提高的停留时间分布的多元羧酸生产系统 |
CN107522610B (zh) * | 2006-03-01 | 2022-10-14 | 奇派特石化有限公司 | 用于氧化蒸煮的具有提高的停留时间分布的多元羧酸生产系统 |
Also Published As
Publication number | Publication date |
---|---|
DE2534161C2 (de) | 1983-08-18 |
IT1041434B (it) | 1980-01-10 |
BR7504901A (pt) | 1977-03-01 |
KR800001084B1 (ko) | 1980-10-06 |
JPS5116630A (de) | 1976-02-10 |
FR2280626B1 (de) | 1980-04-18 |
JPS5614101B2 (de) | 1981-04-02 |
DE2534161A1 (de) | 1976-02-12 |
FR2280626A1 (fr) | 1976-02-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
414F | Notice of opposition given (sect. 14/1949) | ||
414A | Case decided by the comptroller ** specification amended (sect. 14/1949) | ||
414D | Application made to the patents court (sect. 14/1949) | ||
414M | Application made to the patents court ** appeal dismissed (sect. 14/1949) | ||
PS | Patent sealed [section 19, patents act 1949] | ||
SP | Amendment (slips) printed | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19930731 |