CS197297B2 - Process for preparing isophthalic or terephthalic acid by oxidation of m-xylene or p-xylene or p-xylene with oxygen at increased temperature to 275degree at the presence of liquid benzoic acid - Google Patents
Process for preparing isophthalic or terephthalic acid by oxidation of m-xylene or p-xylene or p-xylene with oxygen at increased temperature to 275degree at the presence of liquid benzoic acid Download PDFInfo
- Publication number
- CS197297B2 CS197297B2 CS774957A CS495777A CS197297B2 CS 197297 B2 CS197297 B2 CS 197297B2 CS 774957 A CS774957 A CS 774957A CS 495777 A CS495777 A CS 495777A CS 197297 B2 CS197297 B2 CS 197297B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- xylene
- water
- benzoic acid
- oxidation
- weight
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US70835876A | 1976-07-26 | 1976-07-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS197297B2 true CS197297B2 (en) | 1980-04-30 |
Family
ID=24845486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS774957A CS197297B2 (en) | 1976-07-26 | 1977-07-26 | Process for preparing isophthalic or terephthalic acid by oxidation of m-xylene or p-xylene or p-xylene with oxygen at increased temperature to 275degree at the presence of liquid benzoic acid |
Country Status (20)
| Country | Link |
|---|---|
| JP (1) | JPS5315334A (pt) |
| AR (1) | AR211428Q (pt) |
| AU (1) | AU510097B2 (pt) |
| BE (1) | BE857068A (pt) |
| BR (1) | BR7704878A (pt) |
| CA (1) | CA1079296A (pt) |
| CS (1) | CS197297B2 (pt) |
| DD (1) | DD132428A5 (pt) |
| DE (1) | DE2732149A1 (pt) |
| DK (1) | DK334777A (pt) |
| ES (1) | ES461021A1 (pt) |
| FR (1) | FR2359809A1 (pt) |
| GB (1) | GB1577544A (pt) |
| IE (1) | IE45504B1 (pt) |
| IT (1) | IT1079740B (pt) |
| LU (1) | LU77836A1 (pt) |
| MX (1) | MX145448A (pt) |
| NL (1) | NL7707202A (pt) |
| PL (1) | PL199858A1 (pt) |
| SU (1) | SU793378A3 (pt) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2893860B2 (ja) * | 1990-05-17 | 1999-05-24 | 三菱瓦斯化学株式会社 | 高純度イソフタル酸の製造法 |
| GB9210832D0 (en) * | 1992-05-21 | 1992-07-08 | Ici Plc | Bromine catalysed oxidation process |
| EP0596395B1 (de) * | 1992-11-04 | 2000-06-28 | Clariant GmbH | Verfahren zur Herstellung fluorierter Benzile |
| ES2104512B1 (es) * | 1995-09-21 | 1998-07-01 | Interquisa | Procedimiento industrial para la fabricacion de acidos carboxilicos aromaticos. |
| PL389529A1 (pl) | 2009-11-10 | 2011-05-23 | Fabryka Maszyn FAMUR Spółka Akcyjna | Sposób zamocowania ramienia do kadłuba w kombajnie górniczym ścianowym |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL6413067A (pt) * | 1963-11-14 | 1965-05-17 |
-
1977
- 1977-06-27 AU AU26500/77A patent/AU510097B2/en not_active Expired
- 1977-06-29 NL NL7707202A patent/NL7707202A/xx not_active Application Discontinuation
- 1977-06-30 MX MX169677A patent/MX145448A/es unknown
- 1977-07-04 IT IT50113/77A patent/IT1079740B/it active
- 1977-07-15 DE DE19772732149 patent/DE2732149A1/de not_active Ceased
- 1977-07-15 CA CA282,898A patent/CA1079296A/en not_active Expired
- 1977-07-19 GB GB30269/77A patent/GB1577544A/en not_active Expired
- 1977-07-22 BE BE179575A patent/BE857068A/xx not_active IP Right Cessation
- 1977-07-25 FR FR7722785A patent/FR2359809A1/fr active Granted
- 1977-07-25 BR BR7704878A patent/BR7704878A/pt unknown
- 1977-07-25 AR AR268551A patent/AR211428Q/es unknown
- 1977-07-25 DD DD7700200266A patent/DD132428A5/xx unknown
- 1977-07-25 IE IE1543/77A patent/IE45504B1/en unknown
- 1977-07-25 LU LU77836A patent/LU77836A1/xx unknown
- 1977-07-25 DK DK334777A patent/DK334777A/da not_active Application Discontinuation
- 1977-07-26 CS CS774957A patent/CS197297B2/cs unknown
- 1977-07-26 ES ES461021A patent/ES461021A1/es not_active Expired
- 1977-07-26 PL PL19985877A patent/PL199858A1/xx unknown
- 1977-07-26 SU SU772505759A patent/SU793378A3/ru active
- 1977-07-26 JP JP8887877A patent/JPS5315334A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| LU77836A1 (pt) | 1978-02-02 |
| BR7704878A (pt) | 1979-07-03 |
| SU793378A3 (ru) | 1980-12-30 |
| IE45504B1 (en) | 1982-09-08 |
| CA1079296A (en) | 1980-06-10 |
| IE45504L (en) | 1978-01-26 |
| AR211428Q (es) | 1977-12-15 |
| PL199858A1 (pl) | 1979-01-02 |
| NL7707202A (nl) | 1978-01-30 |
| DE2732149A1 (de) | 1978-02-02 |
| DK334777A (da) | 1978-01-27 |
| AU510097B2 (en) | 1980-06-05 |
| FR2359809A1 (fr) | 1978-02-24 |
| JPS5315334A (en) | 1978-02-13 |
| GB1577544A (en) | 1980-10-22 |
| MX145448A (es) | 1982-02-17 |
| ES461021A1 (es) | 1978-05-16 |
| AU2650077A (en) | 1979-01-04 |
| BE857068A (fr) | 1978-01-23 |
| DD132428A5 (de) | 1978-09-27 |
| IT1079740B (it) | 1985-05-13 |
| FR2359809B1 (pt) | 1980-07-11 |
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