PT70249A - Process for preparing terephthalic acid - Google Patents
Process for preparing terephthalic acidInfo
- Publication number
- PT70249A PT70249A PT70249A PT7024979A PT70249A PT 70249 A PT70249 A PT 70249A PT 70249 A PT70249 A PT 70249A PT 7024979 A PT7024979 A PT 7024979A PT 70249 A PT70249 A PT 70249A
- Authority
- PT
- Portugal
- Prior art keywords
- terephthalic acid
- preparing terephthalic
- preparing
- acid
- terephthalic
- 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
-
- 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
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
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)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US94764178A | 1978-10-02 | 1978-10-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PT70249A true PT70249A (en) | 1979-10-01 |
Family
ID=25486474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT70249A PT70249A (en) | 1978-10-02 | 1979-09-28 | Process for preparing terephthalic acid |
Country Status (23)
| Country | Link |
|---|---|
| JP (1) | JPS5549337A (lt) |
| AR (1) | AR218771A1 (lt) |
| AT (1) | ATA638179A (lt) |
| AU (1) | AU5135679A (lt) |
| BE (1) | BE879091A (lt) |
| BR (1) | BR7906172A (lt) |
| CA (1) | CA1145357A (lt) |
| CH (1) | CH642343A5 (lt) |
| CS (1) | CS212247B2 (lt) |
| DE (1) | DE2939510C2 (lt) |
| ES (1) | ES484555A1 (lt) |
| FI (1) | FI793003A (lt) |
| FR (1) | FR2438027A1 (lt) |
| GB (1) | GB2032432B (lt) |
| IN (1) | IN152155B (lt) |
| IT (1) | IT1123749B (lt) |
| NL (1) | NL7907252A (lt) |
| NO (1) | NO150679C (lt) |
| PH (1) | PH15083A (lt) |
| PL (1) | PL118757B1 (lt) |
| PT (1) | PT70249A (lt) |
| SE (1) | SE7908072L (lt) |
| ZA (1) | ZA795037B (lt) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4334086A (en) * | 1981-03-16 | 1982-06-08 | Labofina S.A. | Production of terephthalic acid |
| GB9210832D0 (en) * | 1992-05-21 | 1992-07-08 | Ici Plc | Bromine catalysed oxidation process |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE548214A (lt) * | ||||
| BE562102A (lt) * | 1956-11-05 | |||
| FR1367025A (fr) * | 1963-06-25 | 1964-07-17 | Du Pont | Procédé d'oxydation de p-xylène |
| US3406196A (en) * | 1964-09-30 | 1968-10-15 | Du Pont | Oxidation of polyalkyl aromatics to polycarboxylic acids |
| US3883584A (en) * | 1971-11-25 | 1975-05-13 | Teijin Ltd | Process for the preparation of terephthalic acid |
| CH622766A5 (en) * | 1976-10-26 | 1981-04-30 | Labofina Sa | Process for the preparation of terephthalic acid |
| GB1542320A (en) * | 1976-10-26 | 1979-03-14 | Labofina Sa | Process for the preparation of aromatic dicarboxylic acids |
| GB2019395B (en) * | 1978-04-24 | 1982-07-28 | Labofina Sa | Production of terephthalic acid from p-xylene |
-
1979
- 1979-07-23 IN IN757/CAL/79A patent/IN152155B/en unknown
- 1979-09-24 ZA ZA00795037A patent/ZA795037B/xx unknown
- 1979-09-26 FI FI793003A patent/FI793003A/fi not_active Application Discontinuation
- 1979-09-26 BR BR7906172A patent/BR7906172A/pt unknown
- 1979-09-26 IT IT26037/79A patent/IT1123749B/it active
- 1979-09-27 CH CH869779A patent/CH642343A5/de not_active IP Right Cessation
- 1979-09-27 AR AR278233A patent/AR218771A1/es active
- 1979-09-28 DE DE2939510A patent/DE2939510C2/de not_active Expired
- 1979-09-28 SE SE7908072A patent/SE7908072L/xx not_active Application Discontinuation
- 1979-09-28 AT AT0638179A patent/ATA638179A/de unknown
- 1979-09-28 NL NL7907252A patent/NL7907252A/nl active Search and Examination
- 1979-09-28 NO NO793116A patent/NO150679C/no unknown
- 1979-09-28 PT PT70249A patent/PT70249A/pt unknown
- 1979-09-28 GB GB7933672A patent/GB2032432B/en not_active Expired
- 1979-09-28 PL PL1979218597A patent/PL118757B1/pl unknown
- 1979-09-28 ES ES484555A patent/ES484555A1/es not_active Expired
- 1979-09-28 BE BE0/197396A patent/BE879091A/fr not_active IP Right Cessation
- 1979-10-01 CA CA000336777A patent/CA1145357A/en not_active Expired
- 1979-10-02 JP JP12725679A patent/JPS5549337A/ja active Granted
- 1979-10-02 FR FR7924461A patent/FR2438027A1/fr active Granted
- 1979-10-02 AU AU51356/79A patent/AU5135679A/en not_active Abandoned
- 1979-10-02 CS CS796670A patent/CS212247B2/cs unknown
- 1979-10-02 PH PH23098A patent/PH15083A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO150679C (no) | 1984-11-28 |
| FI793003A (fi) | 1980-04-03 |
| BR7906172A (pt) | 1980-05-27 |
| IN152155B (lt) | 1983-11-05 |
| NO793116L (no) | 1980-04-08 |
| ZA795037B (en) | 1980-09-24 |
| CS212247B2 (en) | 1982-03-26 |
| GB2032432A (en) | 1980-05-08 |
| DE2939510A1 (de) | 1980-04-03 |
| CA1145357A (en) | 1983-04-26 |
| CH642343A5 (de) | 1984-04-13 |
| ATA638179A (de) | 1982-01-15 |
| JPS5549337A (en) | 1980-04-09 |
| ES484555A0 (es) | 1980-05-16 |
| BE879091A (fr) | 1980-03-28 |
| NO150679B (no) | 1984-08-20 |
| GB2032432B (en) | 1983-02-09 |
| PL218597A1 (lt) | 1980-05-05 |
| JPH0222057B2 (lt) | 1990-05-17 |
| PL118757B1 (en) | 1981-10-31 |
| IT1123749B (it) | 1986-04-30 |
| SE7908072L (sv) | 1980-04-03 |
| FR2438027B1 (lt) | 1984-08-24 |
| NL7907252A (nl) | 1980-04-08 |
| DE2939510C2 (de) | 1985-08-01 |
| ES484555A1 (es) | 1980-05-16 |
| PH15083A (en) | 1982-07-02 |
| FR2438027A1 (fr) | 1980-04-30 |
| IT7926037A0 (it) | 1979-09-26 |
| AR218771A1 (es) | 1980-06-30 |
| AU5135679A (en) | 1980-04-17 |
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