BR9813606A - Processo para produzir ácidos carboxìlicos aromáticos - Google Patents
Processo para produzir ácidos carboxìlicos aromáticosInfo
- Publication number
- BR9813606A BR9813606A BR9813606-2A BR9813606A BR9813606A BR 9813606 A BR9813606 A BR 9813606A BR 9813606 A BR9813606 A BR 9813606A BR 9813606 A BR9813606 A BR 9813606A
- Authority
- BR
- Brazil
- Prior art keywords
- stream
- organic acid
- tank reactor
- diacid
- water
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 4
- -1 aromatic carboxylic acids Chemical class 0.000 title 1
- 150000007524 organic acids Chemical class 0.000 abstract 5
- 125000003118 aryl group Chemical group 0.000 abstract 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 3
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 abstract 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 2
- 239000013078 crystal Substances 0.000 abstract 2
- 229910052760 oxygen Inorganic materials 0.000 abstract 2
- 239000001301 oxygen Substances 0.000 abstract 2
- 239000007787 solid Substances 0.000 abstract 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 abstract 1
- 150000001735 carboxylic acids Chemical class 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 229910017052 cobalt Inorganic materials 0.000 abstract 1
- 239000010941 cobalt Substances 0.000 abstract 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract 1
- 238000009833 condensation Methods 0.000 abstract 1
- 230000005494 condensation Effects 0.000 abstract 1
- 238000002955 isolation Methods 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 229910052726 zirconium Inorganic materials 0.000 abstract 1
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
- Y02P20/582—Recycling of unreacted starting or intermediate materials
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)
Abstract
"PROCESSO PARA PRODUZIR áCIDOS CARBOXìLICOS AROMáTICOS" é provido um processo para produzir, por exemplo, ácido tereftálico, o processo incluindo as etapas de: provisão de uma corrente de alimentação compreendendo um aromático substituído dialquila e um solvente de ácido orgânico; contato da corrente de alimentação com uma corrente de vapor, a corrente de vapor contendo pelo menos 50% em volume de oxigênio, e a uma pressão parcial de oxigênio de pelo menos 6,89 Kpa, a uma temperatura entre 80°C e 130°C, em presença de um sistema catalisador compreendendo zircónio e cobalto, onde o contato é feito em um reator de tanque agitado; remoção do reator de tanque agitado de uma corrente de vapor compreendendo ácido orgânico e água; condensação de pelo menos uma porção do ácido orgânico e água da corrente de vapor; separação de pelo menos uma porção da água do ácido orgânico separado da corrente de vapor; retorno de pelo menos uma porção do ácido orgânico separado de volta para o reator de tanque agitado; recuperação contínua, do reator de tanque agitado, de um produto do reator compreendendo um aromático substituído com diácido; isolamento dos cristais sólidos do aromático substituído diácido do produto do reator; e recuperação dos cristais sólidos de aromático substituído diácido possuindo uma pureza de pelo menos 97% em peso.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US6944197P | 1997-12-15 | 1997-12-15 | |
| PCT/EP1998/008134 WO1999031038A1 (en) | 1997-12-15 | 1998-12-14 | Method to produce aromatic carboxylic acids |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9813606A true BR9813606A (pt) | 2000-10-10 |
Family
ID=22089001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9813606-2A BR9813606A (pt) | 1997-12-15 | 1998-12-14 | Processo para produzir ácidos carboxìlicos aromáticos |
Country Status (10)
| Country | Link |
|---|---|
| EP (1) | EP1045824A1 (pt) |
| JP (1) | JP2002508343A (pt) |
| KR (1) | KR20010033086A (pt) |
| CN (1) | CN1282314A (pt) |
| AU (1) | AU732522B2 (pt) |
| BR (1) | BR9813606A (pt) |
| CA (1) | CA2315151A1 (pt) |
| HU (1) | HUP0100656A3 (pt) |
| TR (1) | TR200001718T2 (pt) |
| WO (1) | WO1999031038A1 (pt) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6949673B2 (en) | 2000-01-12 | 2005-09-27 | E.I. Du Pont De Nemours And Company | Process for producing carboxylic acids |
| US7060853B2 (en) | 2000-01-12 | 2006-06-13 | Invista North America S.A R.L. | Method for increasing oxidation reactor production capacity |
| US7485747B2 (en) | 2001-06-04 | 2009-02-03 | Eastman Chemical Company | Two stage oxidation process for the production of aromatic dicarboxylic acids |
| 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 |
| US7132566B2 (en) | 2003-09-22 | 2006-11-07 | Eastman Chemical Company | Process for the purification of a crude carboxylic acid slurry |
| US7074954B2 (en) | 2002-12-09 | 2006-07-11 | Eastman Chemical Company | Process for the oxidative purification of terephthalic acid |
| US7161027B2 (en) | 2002-12-09 | 2007-01-09 | Eastman Chemical Company | Process for the oxidative purification of terephthalic acid |
| US20040215036A1 (en) | 2003-04-25 | 2004-10-28 | Robert Lin | Method for heating a crude carboxylic acid slurry in a post oxidation zone by the addition of steam |
| CN101115555B (zh) * | 2004-12-20 | 2012-01-04 | 工艺设计中心有限公司 | 用于制备芳香族羧酸的催化剂和方法 |
| KR100744754B1 (ko) * | 2005-12-13 | 2007-08-01 | 삼성석유화학(주) | 방향족 카르복실산의 제조방법 |
| US7393973B2 (en) | 2006-03-01 | 2008-07-01 | Eastman Chemical Company | Polycarboxylic acid production system with enhanced residence time distribution for oxidative digestion |
| US7326807B2 (en) | 2006-03-01 | 2008-02-05 | Eastman Chemical Company | Polycarboxylic acid production system with enhanced heating for oxidative digestion |
| US7326808B2 (en) | 2006-03-01 | 2008-02-05 | Eastman Chemical Company | Polycarboxylic acid production system employing cooled mother liquor from oxidative digestion as feed to impurity purge system |
| US7816556B2 (en) | 2006-03-01 | 2010-10-19 | Eastman Chemical Company | Polycarboxylic acid production system employing enhanced multistage oxidative digestion |
| US7772424B2 (en) | 2006-03-01 | 2010-08-10 | Eastman Chemical Company | Polycarboxylic acid production system employing enhanced evaporative concentration downstream of oxidative digestion |
| US20070208194A1 (en) | 2006-03-01 | 2007-09-06 | Woodruff Thomas E | Oxidation system with sidedraw secondary reactor |
| US7420082B2 (en) | 2006-03-01 | 2008-09-02 | Eastman Chemical Company | Polycarboxylic acid production system employing hot liquor removal downstream of oxidative digestion |
| US8455680B2 (en) | 2008-01-15 | 2013-06-04 | Eastman Chemical Company | Carboxylic acid production process employing solvent from esterification of lignocellulosic material |
| US8614350B2 (en) | 2008-01-15 | 2013-12-24 | Eastman Chemical Company | Carboxylic acid production process employing solvent from esterification of lignocellulosic material |
| RU2496764C2 (ru) * | 2008-03-18 | 2013-10-27 | ДжиТиСи ТЕКНОЛОДЖИ, ЭлПи | Способ (варианты) и системы получения изофталевой и терефталевой кислот |
| GB0807904D0 (en) * | 2008-04-30 | 2008-06-04 | Invista Technologies Srl | Oxidation reactions |
| PT2009143531W (pt) * | 2008-05-23 | 2011-11-04 | Gtc Technology Lp | Sistemas de catalisadores para a produção de ácidos |
| US20100113735A1 (en) * | 2008-10-31 | 2010-05-06 | Eastman Chemical Company | Integrated Co-Production of Dicarboxylic Acids |
| CN110452392B (zh) * | 2019-08-30 | 2021-11-02 | 湘潭大学 | 一种钴基金属有机骨架材料的制备方法及其在对二甲苯氧化反应中的应用 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3562318A (en) * | 1966-11-10 | 1971-02-09 | Petro Tex Chem Corp | Catalytic oxidation process of mono-aryl compounds |
| GB1373230A (en) * | 1971-12-23 | 1974-11-06 | Mitsui Petrochemical Ind | Process for producing terephthalic acid |
| GB9104776D0 (en) * | 1991-03-07 | 1991-04-17 | Ici Plc | Process for the production of terephthalic acid |
-
1998
- 1998-12-14 CN CN98812192A patent/CN1282314A/zh active Pending
- 1998-12-14 KR KR1020007006448A patent/KR20010033086A/ko not_active Application Discontinuation
- 1998-12-14 CA CA002315151A patent/CA2315151A1/en not_active Abandoned
- 1998-12-14 HU HU0100656A patent/HUP0100656A3/hu unknown
- 1998-12-14 JP JP2000538970A patent/JP2002508343A/ja not_active Withdrawn
- 1998-12-14 TR TR2000/01718T patent/TR200001718T2/xx unknown
- 1998-12-14 AU AU21610/99A patent/AU732522B2/en not_active Ceased
- 1998-12-14 EP EP98965822A patent/EP1045824A1/en not_active Withdrawn
- 1998-12-14 WO PCT/EP1998/008134 patent/WO1999031038A1/en not_active Application Discontinuation
- 1998-12-14 BR BR9813606-2A patent/BR9813606A/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| WO1999031038A1 (en) | 1999-06-24 |
| AU732522B2 (en) | 2001-04-26 |
| TR200001718T2 (tr) | 2001-01-22 |
| JP2002508343A (ja) | 2002-03-19 |
| KR20010033086A (ko) | 2001-04-25 |
| HUP0100656A3 (en) | 2002-03-28 |
| CN1282314A (zh) | 2001-01-31 |
| AU2161099A (en) | 1999-07-05 |
| CA2315151A1 (en) | 1999-06-24 |
| HUP0100656A2 (hu) | 2001-06-28 |
| EP1045824A1 (en) | 2000-10-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] |
Free format text: REFERENTE A 6A,7A E 8A ANUIDADES. |
|
| B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |
Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 1910 DE 14/08/2007. |