IT1100211B - Processo per la preparazione dell'acido tereftalico - Google Patents
Processo per la preparazione dell'acido tereftalicoInfo
- Publication number
- IT1100211B IT1100211B IT29639/78A IT2963978A IT1100211B IT 1100211 B IT1100211 B IT 1100211B IT 29639/78 A IT29639/78 A IT 29639/78A IT 2963978 A IT2963978 A IT 2963978A IT 1100211 B IT1100211 B IT 1100211B
- Authority
- IT
- Italy
- Prior art keywords
- preparation
- terephthalic acid
- terephthalic
- acid
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/06—Halogens; Compounds thereof
- B01J27/08—Halides
-
- 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)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (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 |
---|---|---|---|
JP13644977A JPS5470235A (en) | 1977-11-14 | 1977-11-14 | Preparation of terephthalic acid |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7829639A0 IT7829639A0 (it) | 1978-11-09 |
IT1100211B true IT1100211B (it) | 1985-09-28 |
Family
ID=15175360
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT29639/78A IT1100211B (it) | 1977-11-14 | 1978-11-09 | Processo per la preparazione dell'acido tereftalico |
Country Status (10)
Country | Link |
---|---|
US (1) | US4197412A (it) |
JP (1) | JPS5470235A (it) |
BE (1) | BE872009A (it) |
CA (1) | CA1114835A (it) |
DE (1) | DE2847170C2 (it) |
ES (1) | ES475036A1 (it) |
FR (1) | FR2408573A1 (it) |
GB (1) | GB2008105B (it) |
IT (1) | IT1100211B (it) |
NL (1) | NL7811251A (it) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4438279A (en) | 1981-09-30 | 1984-03-20 | Standard Oil Company (Indiana) | Fiber-grade terephthalic acid recovered from the effluent from paraxylene oxidation in acetic acid and the catalytic hydrogenation of the oxidation effluent in the presence of metallic platinum family metals |
US4423245A (en) * | 1982-01-18 | 1983-12-27 | Union Carbide Corporation | Process for preparing 2,5-dichloro-3-nitrobenzoic acid from 2,5-dichloro-3-nitro-p-xylene |
US4835307A (en) * | 1984-12-13 | 1989-05-30 | Amoco Corporation | Method and apparatus for controlling the manufacture of terephthalic acid to control the level and variability of the contaminant content and the optical density |
US5041633A (en) * | 1985-10-23 | 1991-08-20 | Amoco Corporation | Process for the production of an aromatic polycarboxylic acid |
US4719311A (en) * | 1985-10-23 | 1988-01-12 | Amoco Corporation | Process for the production of aromatic polycarboxylic acids |
US4996353A (en) * | 1989-05-16 | 1991-02-26 | The Dow Chemical Company | Process for the preparation of para,para'-polyphenyldicarboxylic acid |
DE69104280T2 (de) * | 1990-06-25 | 1995-02-16 | Mitsubishi Gas Chemical Co | Verfahren zur Herstellung von hochreiner Isophthalsäure. |
US5359134A (en) * | 1992-08-14 | 1994-10-25 | Eastman Chemical Company | Process for preparing phenylterephthalic acid |
US5767311A (en) * | 1995-06-07 | 1998-06-16 | Glitsch International, Inc. | Method and apparatus for preparing purified terephtalic acid |
US5929274A (en) * | 1995-06-07 | 1999-07-27 | Hfm International, Inc. | Method to reduce carboxybenzaldehyde isomers in terephthalic acid or isophthalic acid |
US6054610A (en) * | 1995-06-07 | 2000-04-25 | Hfm International, Inc. | Method and apparatus for preparing purified terephthalic acid and isophthalic acid from mixed xylenes |
US6013835A (en) * | 1995-06-07 | 2000-01-11 | Hfm International, Inc. | Method and apparatus for preparing purified terephthalic acid |
KR20030035412A (ko) * | 2001-10-31 | 2003-05-09 | 주식회사 효성 | 복합전이금속촉매계를 이용한 테레프탈산의 제조방법 |
US20050256335A1 (en) * | 2004-05-12 | 2005-11-17 | Ovidiu Marin | Providing gases to aromatic carboxylic acid manufacturing processes |
US20060205974A1 (en) * | 2005-03-08 | 2006-09-14 | Lavoie Gino G | Processes for producing aromatic dicarboxylic acids |
US7550627B2 (en) * | 2005-03-08 | 2009-06-23 | Eastman Chemical Company | Processes for producing aromatic dicarboxylic acids |
KR100780751B1 (ko) | 2006-12-28 | 2007-11-30 | 호남석유화학 주식회사 | 복합브롬 촉매계를 사용한 고효율 고순도 테레프탈산제조방법 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1249198A (en) * | 1968-01-31 | 1971-10-06 | Mitsui Petrochemical Ind | Preparation of terephthalic acid |
JPS5328901B2 (it) * | 1973-07-28 | 1978-08-17 | ||
JPS5132534A (ja) * | 1974-09-10 | 1976-03-19 | Teijin Ltd | Terefutarusannoseizoho |
JPS523030A (en) * | 1975-06-25 | 1977-01-11 | Mitsubishi Chem Ind Ltd | Process for manufacturing high purity terephthalic acid |
BE847474A (fr) * | 1975-10-24 | 1977-04-20 | Oxydation secondaire d'un effluent fluide de l'oxydation primaire du m-xylene ou du p-xylene, | |
JPS5384933A (en) * | 1976-12-30 | 1978-07-26 | Mitsubishi Chem Ind Ltd | Preparation of terephthalic acid |
-
1977
- 1977-11-14 JP JP13644977A patent/JPS5470235A/ja active Pending
-
1978
- 1978-10-17 US US05/952,193 patent/US4197412A/en not_active Expired - Lifetime
- 1978-10-20 CA CA313,864A patent/CA1114835A/en not_active Expired
- 1978-10-30 DE DE2847170A patent/DE2847170C2/de not_active Expired
- 1978-11-01 GB GB7842714A patent/GB2008105B/en not_active Expired
- 1978-11-09 IT IT29639/78A patent/IT1100211B/it active
- 1978-11-13 FR FR7832034A patent/FR2408573A1/fr active Granted
- 1978-11-13 ES ES475036A patent/ES475036A1/es not_active Expired
- 1978-11-14 BE BE191729A patent/BE872009A/xx not_active IP Right Cessation
- 1978-11-14 NL NL7811251A patent/NL7811251A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
IT7829639A0 (it) | 1978-11-09 |
NL7811251A (nl) | 1979-05-16 |
GB2008105B (en) | 1982-03-24 |
BE872009A (fr) | 1979-05-14 |
CA1114835A (en) | 1981-12-22 |
GB2008105A (en) | 1979-05-31 |
ES475036A1 (es) | 1979-04-16 |
FR2408573A1 (fr) | 1979-06-08 |
DE2847170A1 (de) | 1979-05-17 |
DE2847170C2 (de) | 1983-12-29 |
FR2408573B1 (it) | 1983-09-09 |
US4197412A (en) | 1980-04-08 |
JPS5470235A (en) | 1979-06-05 |
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