BRPI0907630A2 - Processo de preparação de solução aquosa de ácido glioxílico - Google Patents
Processo de preparação de solução aquosa de ácido glioxílicoInfo
- Publication number
- BRPI0907630A2 BRPI0907630A2 BRPI0907630-1A BRPI0907630A BRPI0907630A2 BR PI0907630 A2 BRPI0907630 A2 BR PI0907630A2 BR PI0907630 A BRPI0907630 A BR PI0907630A BR PI0907630 A2 BRPI0907630 A2 BR PI0907630A2
- Authority
- BR
- Brazil
- Prior art keywords
- acid solution
- glyoxylic acid
- preparing aqueous
- aqueous glyoxylic
- preparing
- 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
- C07C51/27—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with oxides of nitrogen or nitrogen-containing mineral acids
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 (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0850473 | 2008-01-25 | ||
FR0850473A FR2926814B1 (fr) | 2008-01-25 | 2008-01-25 | Procede de preparation d'une solution aqueuse d'acide glyoxylique. |
PCT/EP2009/050661 WO2009092734A1 (en) | 2008-01-25 | 2009-01-21 | Process of preparation of glyoxylic acid aqueous solution |
Publications (2)
Publication Number | Publication Date |
---|---|
BRPI0907630A2 true BRPI0907630A2 (pt) | 2015-07-21 |
BRPI0907630B1 BRPI0907630B1 (pt) | 2018-02-06 |
Family
ID=39789967
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0907630-1A BRPI0907630B1 (pt) | 2008-01-25 | 2009-01-21 | "método para preparação de solução aquosa de ácido glioxílico, mediante oxidação de uma solução aquosa de glioxal com oxigênio ou com um gás contendo oxigênio" |
Country Status (12)
Country | Link |
---|---|
US (1) | US8754255B2 (pt) |
EP (1) | EP2262755B1 (pt) |
JP (1) | JP5560204B2 (pt) |
CN (1) | CN101965326A (pt) |
AR (1) | AR072765A1 (pt) |
AT (1) | ATE531686T1 (pt) |
BR (1) | BRPI0907630B1 (pt) |
ES (1) | ES2374048T3 (pt) |
FR (1) | FR2926814B1 (pt) |
PT (1) | PT2262755E (pt) |
RU (1) | RU2481322C2 (pt) |
WO (1) | WO2009092734A1 (pt) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20150379239A1 (en) * | 2007-10-15 | 2015-12-31 | Alterg, Inc. | Systems and methods for management and scheduling of differential air pressure and other unweighted or assisted treatment systems |
FR2926815A1 (fr) * | 2008-01-25 | 2009-07-31 | Clariant Specialty Fine Chem | Procede de separation d'acide glyoxylique a partir d'un milieu reactionel aqueux contenant de l'acide glyoxylique et de l'acide chlorhydrique. |
US20160115675A1 (en) * | 2014-10-28 | 2016-04-28 | Marcus Quigley | Method for automated control of a combined greywater/stormwater system with forecast integration |
ITUB20160829A1 (it) * | 2016-02-18 | 2017-08-18 | Addax Biosciences S R L | Fissativo per preparati istologici comprendente gliossale privo di acidi |
CN105669424A (zh) * | 2016-03-03 | 2016-06-15 | 武汉科技大学 | 一种乙醛酸及其制备方法 |
CN108003008B (zh) * | 2017-12-10 | 2020-07-21 | 天津市职业大学 | 一种氧化乙二醛水溶液生产乙醛酸的方法 |
CN109280004B (zh) * | 2018-11-30 | 2023-08-22 | 黄冈师范学院 | 氧化氮催化空气氧化乙二醛制乙醛酸的方法、装置及应用 |
WO2020243907A1 (en) | 2019-06-04 | 2020-12-10 | Rhodia Operations | A method of oxidizing glycolaldehyde using nitric acid |
CN114763320B (zh) * | 2021-01-14 | 2023-08-11 | 万华化学集团股份有限公司 | 一种n2o氧化乙二醛制乙醛酸的方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE787770A (fr) | 1971-08-20 | 1973-02-19 | Rhone Poulenc Sa | Procede de preparation d'acide glyoxylique |
JPS5365821A (en) * | 1976-11-25 | 1978-06-12 | Nippon Synthetic Chem Ind Co Ltd:The | Preparation of glyoxylic acid |
JPS5885839A (ja) | 1981-11-16 | 1983-05-23 | Daicel Chem Ind Ltd | グリオキシル酸の製造法 |
JPS58153575A (ja) | 1982-03-04 | 1983-09-12 | Daicel Chem Ind Ltd | 塩化水素の除去方法 |
FR2633615B1 (fr) * | 1988-07-01 | 1991-04-12 | Hoechst France | Procede de fabrication industrielle de solutions aqueuses d'acide glyoxylique |
FR2654428B1 (fr) * | 1989-11-16 | 1992-03-06 | Hoechst France | Nouveau procede de fabrication industrielle en continu d'une solution aqueuse d'acide glyoxylique. |
RU2072348C1 (ru) * | 1992-07-28 | 1997-01-27 | Государственный научно-исследовательский институт "Кристалл" | Способ получения водного раствора глиоксиловой кислоты |
CN1634847A (zh) * | 2004-12-02 | 2005-07-06 | 北京理工大学 | 氧化氮催化氧气氧化乙二醛制备乙醛酸水溶液的合成方法 |
FR2926815A1 (fr) | 2008-01-25 | 2009-07-31 | Clariant Specialty Fine Chem | Procede de separation d'acide glyoxylique a partir d'un milieu reactionel aqueux contenant de l'acide glyoxylique et de l'acide chlorhydrique. |
-
2008
- 2008-01-25 FR FR0850473A patent/FR2926814B1/fr not_active Expired - Fee Related
-
2009
- 2009-01-21 BR BRPI0907630-1A patent/BRPI0907630B1/pt not_active IP Right Cessation
- 2009-01-21 EP EP09703703A patent/EP2262755B1/en not_active Not-in-force
- 2009-01-21 RU RU2010135516/04A patent/RU2481322C2/ru not_active IP Right Cessation
- 2009-01-21 CN CN200980102995XA patent/CN101965326A/zh active Pending
- 2009-01-21 JP JP2010543486A patent/JP5560204B2/ja not_active Expired - Fee Related
- 2009-01-21 WO PCT/EP2009/050661 patent/WO2009092734A1/en active Application Filing
- 2009-01-21 US US12/864,394 patent/US8754255B2/en not_active Expired - Fee Related
- 2009-01-21 AT AT09703703T patent/ATE531686T1/de active
- 2009-01-21 ES ES09703703T patent/ES2374048T3/es active Active
- 2009-01-21 PT PT09703703T patent/PT2262755E/pt unknown
- 2009-01-22 AR ARP090100195A patent/AR072765A1/es not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FR2926814B1 (fr) | 2012-08-03 |
CN101965326A (zh) | 2011-02-02 |
RU2010135516A (ru) | 2012-02-27 |
RU2481322C2 (ru) | 2013-05-10 |
JP5560204B2 (ja) | 2014-07-23 |
WO2009092734A1 (en) | 2009-07-30 |
US20110012056A1 (en) | 2011-01-20 |
US8754255B2 (en) | 2014-06-17 |
JP2011510041A (ja) | 2011-03-31 |
ES2374048T3 (es) | 2012-02-13 |
FR2926814A1 (fr) | 2009-07-31 |
BRPI0907630B1 (pt) | 2018-02-06 |
EP2262755A1 (en) | 2010-12-22 |
ATE531686T1 (de) | 2011-11-15 |
AR072765A1 (es) | 2010-09-22 |
PT2262755E (pt) | 2012-02-02 |
EP2262755B1 (en) | 2011-11-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
B25G | Requested change of headquarter approved |
Owner name: CLARIANT SPECIALTY FINE CHEMICAL (FRANCE) (FR) |
|
B25D | Requested change of name of applicant approved |
Owner name: WEYLCHEM LAMOTTE (FR) |
|
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] | ||
B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE A 11A ANUIDADE. |
|
B24J | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12) |
Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2550 DE 19-11-2019 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |