IT1106912B - Procedimento per produrre acido tereftalico di qualita' elevata - Google Patents
Procedimento per produrre acido tereftalico di qualita' elevataInfo
- Publication number
- IT1106912B IT1106912B IT51134/78A IT5113478A IT1106912B IT 1106912 B IT1106912 B IT 1106912B IT 51134/78 A IT51134/78 A IT 51134/78A IT 5113478 A IT5113478 A IT 5113478A IT 1106912 B IT1106912 B IT 1106912B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- high quality
- terephthalic acid
- producing high
- quality 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11371577A JPS5446740A (en) | 1977-09-20 | 1977-09-20 | Manufacture of highly pure terephthalic acid for direct polymerization |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT7851134A0 IT7851134A0 (it) | 1978-09-18 |
| IT1106912B true IT1106912B (it) | 1985-11-18 |
Family
ID=14619305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT51134/78A IT1106912B (it) | 1977-09-20 | 1978-09-18 | Procedimento per produrre acido tereftalico di qualita' elevata |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4189603A (it) |
| JP (1) | JPS5446740A (it) |
| FR (1) | FR2408572A1 (it) |
| GB (1) | GB2006191B (it) |
| IN (1) | IN151065B (it) |
| IT (1) | IT1106912B (it) |
| PT (1) | PT68578A (it) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5956873U (ja) * | 1982-09-30 | 1984-04-13 | 長谷川 博 | 電話機用タイマ− |
| JPS5952826U (ja) * | 1982-09-30 | 1984-04-06 | 三菱農機株式会社 | 刈取結束機における茎稈案内体 |
| ZA903202B (en) * | 1989-05-24 | 1991-02-27 | Amoco Corp | Preparation of polyethylene terephthalate |
| US20080103332A1 (en) * | 2006-11-01 | 2008-05-01 | David Yen | Method of manufacturing pta oxidized catalyst with lower corrosion |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3284493A (en) * | 1963-10-07 | 1966-11-08 | Mobil Oil Corp | Process for the conversion of methyl-substituted benzene compounds to carboxylic acids |
| JPS5195034A (en) * | 1975-02-14 | 1976-08-20 | Futarusanno kokushokukaboshihoho | |
| JPS5278846A (en) * | 1975-12-25 | 1977-07-02 | Matsuyama Sekyu Kagaku Kk | Continuous production of high purity telephthalic acid |
-
1977
- 1977-09-20 JP JP11371577A patent/JPS5446740A/ja active Granted
-
1978
- 1978-09-18 GB GB7837217A patent/GB2006191B/en not_active Expired
- 1978-09-18 IT IT51134/78A patent/IT1106912B/it active
- 1978-09-19 PT PT68578A patent/PT68578A/pt unknown
- 1978-09-20 US US05/944,216 patent/US4189603A/en not_active Expired - Lifetime
- 1978-09-20 IN IN1037/CAL/78A patent/IN151065B/en unknown
- 1978-09-20 FR FR7826966A patent/FR2408572A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2408572B1 (it) | 1983-10-28 |
| PT68578A (en) | 1978-10-01 |
| IN151065B (it) | 1983-02-19 |
| GB2006191B (en) | 1982-01-27 |
| US4189603A (en) | 1980-02-19 |
| JPS5751372B2 (it) | 1982-11-01 |
| JPS5446740A (en) | 1979-04-12 |
| IT7851134A0 (it) | 1978-09-18 |
| FR2408572A1 (fr) | 1979-06-08 |
| GB2006191A (en) | 1979-05-02 |
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