BE851708A - Procede de preparation d'acide terephtalique - Google Patents
Procede de preparation d'acide terephtaliqueInfo
- Publication number
- BE851708A BE851708A BE175157A BE175157A BE851708A BE 851708 A BE851708 A BE 851708A BE 175157 A BE175157 A BE 175157A BE 175157 A BE175157 A BE 175157A BE 851708 A BE851708 A BE 851708A
- Authority
- BE
- Belgium
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1842176A JPS52106833A (en) | 1976-02-24 | 1976-02-24 | Production of telephthalic acid for direct polymerization |
Publications (1)
Publication Number | Publication Date |
---|---|
BE851708A true BE851708A (fr) | 1977-06-16 |
Family
ID=11971178
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE175157A BE851708A (fr) | 1976-02-24 | 1977-02-22 | Procede de preparation d'acide terephtalique |
Country Status (8)
Country | Link |
---|---|
US (1) | US4160108A (nl) |
JP (1) | JPS52106833A (nl) |
BE (1) | BE851708A (nl) |
DE (1) | DE2706359C3 (nl) |
FR (1) | FR2342272A1 (nl) |
GB (1) | GB1538731A (nl) |
IT (1) | IT1106252B (nl) |
NL (1) | NL169171C (nl) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2822728C3 (de) * | 1978-05-24 | 1981-08-27 | Asahi Kasei Kogyo K.K., Osaka | Verfahren zur Herstellung von Terephthalsäure |
JPS59190844U (ja) * | 1983-06-06 | 1984-12-18 | トーア・スチール株式会社 | 金網の横棧への取付装置 |
JPS63184864U (nl) * | 1987-05-18 | 1988-11-28 | ||
US5532416A (en) * | 1994-07-20 | 1996-07-02 | Monsanto Company | Benzoyl derivatives and synthesis thereof |
US5880290A (en) * | 1994-01-31 | 1999-03-09 | Monsanto Company | Preparation of substituted 3-aryl-5-haloalkyl-pyrazoles having herbicidal activity |
US5869688A (en) * | 1994-07-20 | 1999-02-09 | Monsanto Company | Preparation of substituted 3-aryl-5-haloalkyl-pyrazoles having herbicidal activity |
US5587485A (en) * | 1994-07-20 | 1996-12-24 | Monsanto Company | Heterocyclic- and carbocyclic- substituted benzoic acids and synthesis thereof |
US5698708A (en) * | 1996-06-20 | 1997-12-16 | Monsanto Company | Preparation of substituted 3-aryl-5-haloalkyl-pyrazoles having herbicidal activity |
US6288270B1 (en) * | 1996-06-24 | 2001-09-11 | Rpc Inc. | Methods for controlling the reaction rate of a hydrocarbon to an acid by making phase-related adjustments |
AU3811597A (en) | 1996-08-21 | 1998-03-06 | Twenty-First Century Research Corporation | Methods and devices for controlling the reaction by adjusting the oxidant consumption rate |
US5801273A (en) | 1996-08-21 | 1998-09-01 | Twenty-First Century Research Corporation | Methods and devices for controlling the reaction rate of a hydrocarbon to an intermediate oxidation product by pressure drop adjustments |
KR20010040818A (ko) | 1998-02-09 | 2001-05-15 | 알피시 인코포레이티드 | 탄화수소의 이염기산 산화반응 혼합물내 코발트 촉매 처리방법 |
MXPA00008123A (es) * | 1998-02-19 | 2002-04-24 | Rpc Inc | Metodos y dispositivos para separar un catalizador a partir de mezclas de oxidacion. |
US6218573B1 (en) | 1998-07-02 | 2001-04-17 | Rpc Inc. | Methods of recovering catalyst in solution in the oxidation of cyclohexane to adipic acid |
US6340420B1 (en) | 1998-07-06 | 2002-01-22 | Rpc Inc. | Methods of treating the oxidation mixture of hydrocarbons to respective dibasic acids |
JP2002542214A (ja) | 1999-04-20 | 2002-12-10 | アールピーシー インコーポレイテッド | 触媒の水溶液中で水およびシクロヘキサノンを酢酸と置換する方法 |
KR20030035412A (ko) * | 2001-10-31 | 2003-05-09 | 주식회사 효성 | 복합전이금속촉매계를 이용한 테레프탈산의 제조방법 |
US7348452B2 (en) * | 2004-04-22 | 2008-03-25 | Eastman Chemical Company | Liquid phase oxidation of P-xylene to terephthalic acid in the presence of a catalyst system containing nickel, manganese, and bromine atoms |
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 |
US20080103332A1 (en) * | 2006-11-01 | 2008-05-01 | David Yen | Method of manufacturing pta oxidized catalyst with lower corrosion |
CN112705262A (zh) * | 2020-12-25 | 2021-04-27 | 马鞍山昂扬新材料科技有限公司 | 一种钴锰溴非水催化剂及其制备方法 |
CN114906879A (zh) * | 2022-04-29 | 2022-08-16 | 海南昂扬科技有限公司 | 一种溴化钴溶液的生产工艺 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE670307A (nl) * | 1964-12-14 | 1900-01-01 | ||
FR2113424A5 (nl) * | 1970-11-01 | 1972-06-23 | Maruzen Oil Co Ltd | |
US3920735A (en) * | 1973-05-21 | 1975-11-18 | Standard Oil Co | Zirconium enhanced activity of transition metal-bromine catalysis of di- and trimethyl benzene oxidation in liquid phase |
JPS51136642A (en) * | 1975-05-22 | 1976-11-26 | Kuraray Yuka Kk | Process for preparation of terephthalic acid |
-
1976
- 1976-02-24 JP JP1842176A patent/JPS52106833A/ja active Granted
-
1977
- 1977-02-15 DE DE2706359A patent/DE2706359C3/de not_active Expired
- 1977-02-16 GB GB6419/77A patent/GB1538731A/en not_active Expired
- 1977-02-18 US US05/770,145 patent/US4160108A/en not_active Expired - Lifetime
- 1977-02-22 BE BE175157A patent/BE851708A/xx not_active IP Right Cessation
- 1977-02-22 IT IT48151/77A patent/IT1106252B/it active
- 1977-02-22 NL NLAANVRAGE7701865,A patent/NL169171C/nl not_active IP Right Cessation
- 1977-02-24 FR FR7705465A patent/FR2342272A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2342272A1 (fr) | 1977-09-23 |
DE2706359B2 (de) | 1980-12-04 |
DE2706359C3 (de) | 1982-01-14 |
JPS5742053B2 (nl) | 1982-09-07 |
DE2706359A1 (de) | 1977-08-25 |
NL7701865A (nl) | 1977-08-26 |
IT1106252B (it) | 1985-11-11 |
JPS52106833A (en) | 1977-09-07 |
GB1538731A (en) | 1979-01-24 |
US4160108A (en) | 1979-07-03 |
NL169171C (nl) | 1982-06-16 |
FR2342272B1 (nl) | 1978-10-20 |
NL169171B (nl) | 1982-01-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: KURARAY YUKA CO. LTD Effective date: 19880228 |