ES449049A1 - Mejoras introducidas en un procedimiento para la produccion de acido tereftalico. - Google Patents
Mejoras introducidas en un procedimiento para la produccion de acido tereftalico.Info
- Publication number
- ES449049A1 ES449049A1 ES449049A ES449049A ES449049A1 ES 449049 A1 ES449049 A1 ES 449049A1 ES 449049 A ES449049 A ES 449049A ES 449049 A ES449049 A ES 449049A ES 449049 A1 ES449049 A1 ES 449049A1
- Authority
- ES
- Spain
- Prior art keywords
- expressed
- solvent
- terephthalic acid
- bromide
- ppm
- 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
- 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 |
---|---|---|---|
JP50079279A JPS523030A (en) | 1975-06-25 | 1975-06-25 | Process for manufacturing high purity terephthalic acid |
Publications (1)
Publication Number | Publication Date |
---|---|
ES449049A1 true ES449049A1 (es) | 1977-07-16 |
Family
ID=13685416
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES449049A Expired ES449049A1 (es) | 1975-06-25 | 1976-06-18 | Mejoras introducidas en un procedimiento para la produccion de acido tereftalico. |
Country Status (10)
Country | Link |
---|---|
US (1) | US4051178A (es) |
JP (1) | JPS523030A (es) |
BE (1) | BE843316A (es) |
CA (1) | CA1041539A (es) |
DE (1) | DE2627475C3 (es) |
ES (1) | ES449049A1 (es) |
FR (1) | FR2315497A1 (es) |
GB (1) | GB1489547A (es) |
IT (1) | IT1064942B (es) |
NL (1) | NL7606809A (es) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5384931A (en) * | 1976-12-30 | 1978-07-26 | Mitsubishi Chem Ind Ltd | Preparation of terephthalic acid |
JPS5384933A (en) * | 1976-12-30 | 1978-07-26 | Mitsubishi Chem Ind Ltd | Preparation of terephthalic acid |
CA1088561A (en) * | 1976-12-30 | 1980-10-28 | Hiroshi Hashizume | Process for producing terephthalic acid |
JPS5470235A (en) * | 1977-11-14 | 1979-06-05 | Mitsubishi Chem Ind Ltd | Preparation of terephthalic acid |
US4521556A (en) * | 1984-01-30 | 1985-06-04 | Eastman Kodak Company | Colored polyester compositions |
US5030749A (en) * | 1985-12-04 | 1991-07-09 | Amoco Corporation | Method for producing purified trimesic acid |
ES2064912T3 (es) * | 1990-06-25 | 1995-02-01 | Mitsubishi Gas Chemical Co | Procedimiento para producir acido isoftalico de elevada pureza. |
US5359134A (en) * | 1992-08-14 | 1994-10-25 | Eastman Chemical Company | Process for preparing phenylterephthalic acid |
US20030078451A1 (en) * | 2001-10-24 | 2003-04-24 | Mechema Chemicals International Corp. | Catalytic solution system for manufacturing terephthalic acid and a method for same |
KR20030035412A (ko) * | 2001-10-31 | 2003-05-09 | 주식회사 효성 | 복합전이금속촉매계를 이용한 테레프탈산의 제조방법 |
US6657068B2 (en) | 2002-03-22 | 2003-12-02 | General Electric Company | Liquid phase oxidation of halogenated ortho-xylenes |
US6649773B2 (en) | 2002-03-22 | 2003-11-18 | General Electric Company | Method for the manufacture of halophthalic acids and anhydrides |
US6657067B2 (en) | 2002-03-22 | 2003-12-02 | General Electric Company | Method for the manufacture of chlorophthalic anhydride |
US7276625B2 (en) * | 2002-10-15 | 2007-10-02 | Eastman Chemical Company | Process for production of a carboxylic acid/diol mixture suitable for use in polyester production |
US7193109B2 (en) * | 2003-03-06 | 2007-03-20 | Eastman Chemical Company | Process for production of a carboxylic acid/diol mixture suitable for use in polyester production |
US7214760B2 (en) * | 2004-01-15 | 2007-05-08 | Eastman Chemical Company | Process for production of a carboxylic acid/diol mixture suitable for use in polyester production |
CN100344379C (zh) * | 2004-02-11 | 2007-10-24 | 美琪玛国际股份有限公司 | 对苯二甲酸的制备方法 |
US7541489B2 (en) | 2004-06-30 | 2009-06-02 | Sabic Innovative Plastics Ip B.V. | Method of making halophthalic acids and halophthalic anhydrides |
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 |
US20230094935A1 (en) | 2020-02-28 | 2023-03-30 | Sabic Global Technologies B.V. | Method of making terephthalic acid |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB807091A (en) * | 1954-05-03 | 1959-01-07 | Mid Century Corp | Process for the production of aromatic polycarboxylic acids |
FR1394470A (fr) * | 1963-04-30 | 1965-04-02 | Standard Oil Co | Perfectionnements aux procédés pour la préparation continue d'acides aromatiques de haute qualité |
CA793870A (en) * | 1964-12-14 | 1968-09-03 | Berthoux Jean | Procede d'oxydation d'hydrocarbures aromatiques |
DE2154147C3 (de) * | 1970-11-01 | 1978-03-16 | Maruzen Oil Co., Ltd., Osaka (Japan) | Verfahren zur Herstellung von Terephthalsäure |
JPS5143383B2 (es) * | 1972-06-26 | 1976-11-20 | ||
JPS5328901B2 (es) * | 1973-07-28 | 1978-08-17 | ||
JPS5132534A (ja) * | 1974-09-10 | 1976-03-19 | Teijin Ltd | Terefutarusannoseizoho |
JPS51136642A (en) * | 1975-05-22 | 1976-11-26 | Kuraray Yuka Kk | Process for preparation of terephthalic acid |
-
1975
- 1975-06-25 JP JP50079279A patent/JPS523030A/ja active Granted
-
1976
- 1976-06-09 US US05/694,361 patent/US4051178A/en not_active Expired - Lifetime
- 1976-06-10 FR FR7617579A patent/FR2315497A1/fr active Granted
- 1976-06-18 DE DE2627475A patent/DE2627475C3/de not_active Expired
- 1976-06-18 ES ES449049A patent/ES449049A1/es not_active Expired
- 1976-06-23 IT IT68535/76A patent/IT1064942B/it active
- 1976-06-23 NL NL7606809A patent/NL7606809A/xx not_active Application Discontinuation
- 1976-06-23 BE BE168235A patent/BE843316A/xx not_active IP Right Cessation
- 1976-06-25 CA CA255,706A patent/CA1041539A/en not_active Expired
- 1976-06-25 GB GB26493/76A patent/GB1489547A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2315497A1 (fr) | 1977-01-21 |
BE843316A (fr) | 1976-10-18 |
DE2627475A1 (de) | 1976-12-30 |
DE2627475C3 (de) | 1981-07-30 |
JPS5330700B2 (es) | 1978-08-29 |
DE2627475B2 (de) | 1980-06-26 |
IT1064942B (it) | 1985-02-25 |
JPS523030A (en) | 1977-01-11 |
NL7606809A (nl) | 1976-12-28 |
GB1489547A (en) | 1977-10-19 |
CA1041539A (en) | 1978-10-31 |
FR2315497B1 (es) | 1979-04-06 |
US4051178A (en) | 1977-09-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19980202 |