NL169171C - Werkwijze voor de bereiding van tereftaalzuur door oxydatie van p-xyleen met zuurstof. - Google Patents
Werkwijze voor de bereiding van tereftaalzuur door oxydatie van p-xyleen met zuurstof.Info
- Publication number
- NL169171C NL169171C NLAANVRAGE7701865,A NL7701865A NL169171C NL 169171 C NL169171 C NL 169171C NL 7701865 A NL7701865 A NL 7701865A NL 169171 C NL169171 C NL 169171C
- Authority
- NL
- Netherlands
- Prior art keywords
- terfhtalic
- oxydation
- xylene
- oxygen
- preparation
- 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 (3)
Publication Number | Publication Date |
---|---|
NL7701865A NL7701865A (nl) | 1977-08-26 |
NL169171B NL169171B (nl) | 1982-01-18 |
NL169171C true NL169171C (nl) | 1982-06-16 |
Family
ID=11971178
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7701865,A NL169171C (nl) | 1976-02-24 | 1977-02-22 | Werkwijze voor de bereiding van tereftaalzuur door oxydatie van p-xyleen met zuurstof. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4160108A (xx) |
JP (1) | JPS52106833A (xx) |
BE (1) | BE851708A (xx) |
DE (1) | DE2706359C3 (xx) |
FR (1) | FR2342272A1 (xx) |
GB (1) | GB1538731A (xx) |
IT (1) | IT1106252B (xx) |
NL (1) | NL169171C (xx) |
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 (xx) * | 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 |
EP1054856A1 (en) | 1998-02-09 | 2000-11-29 | RPC Inc. | Process for treating cobalt catalyst in oxidation mixtures of hydrocarbons to dibasic acids |
MXPA00008123A (es) * | 1998-02-19 | 2002-04-24 | Rpc Inc | Metodos y dispositivos para separar un catalizador a partir de mezclas de oxidacion. |
US6433221B1 (en) | 1998-07-02 | 2002-08-13 | Rpc Inc. | Methods of separating catalyst in solution from a reaction mixture produced by 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 |
CA2367470A1 (en) | 1999-04-20 | 2000-10-26 | Douglas J. Dudgeon | Methods of replacing water and cyclohexanone with acetic acid in aqueous solutions of catalyst |
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 (xx) * | 1964-12-14 | 1900-01-01 | ||
DE2154147C3 (de) * | 1970-11-01 | 1978-03-16 | Maruzen Oil Co., Ltd., Osaka (Japan) | Verfahren zur Herstellung von Terephthalsäure |
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 NL NLAANVRAGE7701865,A patent/NL169171C/xx not_active IP Right Cessation
- 1977-02-22 IT IT48151/77A patent/IT1106252B/it active
- 1977-02-24 FR FR7705465A patent/FR2342272A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
NL169171B (nl) | 1982-01-18 |
FR2342272A1 (fr) | 1977-09-23 |
BE851708A (fr) | 1977-06-16 |
DE2706359C3 (de) | 1982-01-14 |
IT1106252B (it) | 1985-11-11 |
GB1538731A (en) | 1979-01-24 |
DE2706359A1 (de) | 1977-08-25 |
US4160108A (en) | 1979-07-03 |
DE2706359B2 (de) | 1980-12-04 |
JPS5742053B2 (xx) | 1982-09-07 |
JPS52106833A (en) | 1977-09-07 |
NL7701865A (nl) | 1977-08-26 |
FR2342272B1 (xx) | 1978-10-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
V1 | Lapsed because of non-payment of the annual fee |