BRPI0113939B8 - método para a purificação de um ácido alfa-hidróxi em uma escala industrial. - Google Patents
método para a purificação de um ácido alfa-hidróxi em uma escala industrial.Info
- Publication number
- BRPI0113939B8 BRPI0113939B8 BRPI0113939A BR0113939A BRPI0113939B8 BR PI0113939 B8 BRPI0113939 B8 BR PI0113939B8 BR PI0113939 A BRPI0113939 A BR PI0113939A BR 0113939 A BR0113939 A BR 0113939A BR PI0113939 B8 BRPI0113939 B8 BR PI0113939B8
- Authority
- BR
- Brazil
- Prior art keywords
- alpha
- hydroxy acid
- crystallization
- acid solution
- concentrated
- Prior art date
Links
- 150000001280 alpha hydroxy acids Chemical class 0.000 title abstract 10
- 229940061720 alpha hydroxy acid Drugs 0.000 title abstract 9
- 238000000034 method Methods 0.000 title abstract 3
- 238000000746 purification Methods 0.000 title abstract 2
- 238000002425 crystallisation Methods 0.000 abstract 7
- 230000008025 crystallization Effects 0.000 abstract 7
- 230000015572 biosynthetic process Effects 0.000 abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 3
- 239000008346 aqueous phase Substances 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 abstract 1
- 230000008020 evaporation Effects 0.000 abstract 1
- 238000000605 extraction Methods 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 230000008018 melting Effects 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
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
- C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Detergent Compositions (AREA)
Abstract
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1016202 | 2000-09-15 | ||
| PCT/NL2001/000683 WO2002022545A1 (en) | 2000-09-15 | 2001-09-14 | METHOD FOR THE PURIFICATION OF α-HYDROXI ON INDUSTRIAL SCALE _______________________________________________________ |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| BR0113939A BR0113939A (pt) | 2003-07-22 |
| BR0113939B1 BR0113939B1 (pt) | 2012-09-04 |
| BRPI0113939B8 true BRPI0113939B8 (pt) | 2021-07-27 |
Family
ID=19772098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0113939A BRPI0113939B8 (pt) | 2000-09-15 | 2001-09-14 | método para a purificação de um ácido alfa-hidróxi em uma escala industrial. |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US7332085B2 (pt) |
| EP (1) | EP1317409B2 (pt) |
| JP (1) | JP2004509091A (pt) |
| CN (1) | CN1281570C (pt) |
| AT (1) | ATE387420T1 (pt) |
| AU (1) | AU2002212811A1 (pt) |
| BR (1) | BRPI0113939B8 (pt) |
| DE (1) | DE60133013T3 (pt) |
| ES (1) | ES2302753T5 (pt) |
| WO (1) | WO2002022545A1 (pt) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101440012A (zh) * | 2007-11-23 | 2009-05-27 | 赢创德固赛有限责任公司 | 纯化α-氧代羧酸的方法 |
| BE1018561A3 (fr) | 2008-12-24 | 2011-03-01 | Galactic Sa | Procede de purification de l'acide lactique par cristallisation. |
| CN103508878B (zh) * | 2012-06-27 | 2016-05-18 | 上海浦景化工技术股份有限公司 | 一种由乙醇酸甲酯制备高纯度乙醇酸晶体的方法 |
| CN109096097A (zh) * | 2018-08-30 | 2018-12-28 | 河北乐开节能科技股份有限公司 | 一种制取高纯度聚合级结晶乳酸的方法 |
| KR20230042586A (ko) * | 2020-07-31 | 2023-03-28 | 미쯔비시 가스 케미칼 컴파니, 인코포레이티드 | α-하이드록시카복실산 조성물의 제조 방법 |
| CN115872850B (zh) * | 2021-09-29 | 2025-09-26 | 中国石油化工股份有限公司 | 一种从聚乙醇酸中回收乙醇酸的方法及其应用 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE593657C (de) | 1931-07-16 | 1934-03-01 | Byk Guldenwerke Chem Fab Akt G | Verfahren zur Herstellung von fester Milchsaeure |
| US2474046A (en) * | 1945-10-19 | 1949-06-21 | Rhinelander Paper Company | Process of producing lactic acid |
| US2967880A (en) * | 1957-10-21 | 1961-01-10 | Boehringer Sohn Ingelheim | Carbamic acid glycol esters |
| DE1468126A1 (de) * | 1962-04-26 | 1968-12-05 | Knapsack Ag | Verfahren zur kontinuierlichen Gewinnung,Reinigung und Isolierung von Milchsaeure |
| US4334095A (en) † | 1980-10-06 | 1982-06-08 | Miles Laboratories, Inc. | Extraction of organic acids from aqueous solutions |
| DE3415141A1 (de) | 1984-04-21 | 1985-10-31 | Basf Ag, 6700 Ludwigshafen | Verfahren zur isolierung von milchsaeure aus feststoffhaltigen waessrigen loesungen |
| US4698303A (en) * | 1985-02-15 | 1987-10-06 | Engenics, Inc. | Production of lactic acid by continuous fermentation using an inexpensive raw material and a simplified method of lactic acid purification |
| WO1992005138A1 (en) * | 1990-09-20 | 1992-04-02 | E.I. Du Pont De Nemours And Company | Manufacture of high-purity hydroxyacetic acid |
| EP0563455A1 (en) | 1992-03-31 | 1993-10-06 | Purac Biochem B.V. | Particulate solid products containing a lump forming inhibitor |
| US5510526A (en) * | 1993-06-29 | 1996-04-23 | Cargill, Incorporated | Lactic acid production, separation and/or recovery process |
| JPH0733704A (ja) | 1993-07-23 | 1995-02-03 | Mitsubishi Chem Corp | 脂肪族α−オキシ酸の濃縮方法 |
| US5426219A (en) * | 1993-07-26 | 1995-06-20 | A.E. Staley Manufacturing Co. | Process for recovering organic acids |
| IL109724A (en) † | 1994-05-23 | 1999-11-30 | Innova Sa | Recovery of carboxylic acid from organic solution that contains an amine and an extraction enhancer |
| JP3881044B2 (ja) | 1995-08-28 | 2007-02-14 | 大塚化学ホールディングス株式会社 | グリコール酸水溶液の製造法 |
| DE19632924A1 (de) * | 1996-08-16 | 1998-02-19 | Bayer Ag | Verfahren zur Isolierung von Hydroxypivalinsäure aus wäßriger Lösung |
| US6229046B1 (en) * | 1997-10-14 | 2001-05-08 | Cargill, Incorported | Lactic acid processing methods arrangements and products |
| AU3575700A (en) | 1999-03-22 | 2000-10-09 | Purac Biochem B.V. | Method of industrial-scale purification of lactic acid |
| NL1013265C2 (nl) † | 1999-10-12 | 2001-04-17 | Purac Biochem Bv | Continueproces voor het bereiden van melkzuur. |
| NL1013682C2 (nl) | 1999-11-26 | 2001-05-30 | Purac Biochem Bv | Werkwijze en inrichting voor het zuiveren van een waterige oplossing van melkzuur. |
-
2001
- 2001-09-14 AU AU2002212811A patent/AU2002212811A1/en not_active Abandoned
- 2001-09-14 JP JP2002526746A patent/JP2004509091A/ja active Pending
- 2001-09-14 CN CNB018188753A patent/CN1281570C/zh not_active Expired - Lifetime
- 2001-09-14 US US10/380,537 patent/US7332085B2/en not_active Expired - Lifetime
- 2001-09-14 WO PCT/NL2001/000683 patent/WO2002022545A1/en not_active Ceased
- 2001-09-14 ES ES01981151T patent/ES2302753T5/es not_active Expired - Lifetime
- 2001-09-14 EP EP01981151A patent/EP1317409B2/en not_active Expired - Lifetime
- 2001-09-14 DE DE60133013T patent/DE60133013T3/de not_active Expired - Lifetime
- 2001-09-14 AT AT01981151T patent/ATE387420T1/de not_active IP Right Cessation
- 2001-09-14 BR BRPI0113939A patent/BRPI0113939B8/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE60133013T2 (de) | 2009-02-26 |
| US20040129635A1 (en) | 2004-07-08 |
| WO2002022545A1 (en) | 2002-03-21 |
| ES2302753T3 (es) | 2008-08-01 |
| AU2002212811A1 (en) | 2002-03-26 |
| EP1317409B1 (en) | 2008-02-27 |
| EP1317409A1 (en) | 2003-06-11 |
| US7332085B2 (en) | 2008-02-19 |
| DE60133013D1 (de) | 2008-04-10 |
| CN1281570C (zh) | 2006-10-25 |
| DE60133013T3 (de) | 2012-02-23 |
| JP2004509091A (ja) | 2004-03-25 |
| EP1317409B2 (en) | 2011-07-27 |
| ATE387420T1 (de) | 2008-03-15 |
| CN1592730A (zh) | 2005-03-09 |
| ES2302753T5 (es) | 2011-12-12 |
| BR0113939B1 (pt) | 2012-09-04 |
| BR0113939A (pt) | 2003-07-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B09X | Republication of the decision to grant [chapter 9.1.3 patent gazette] |
Free format text: REFERENTE A RPI 2126 DE 04/10/2011 CODIGO DE DESPACHO: 9.1 |
|
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 04/09/2012, OBSERVADAS AS CONDICOES LEGAIS. |
|
| B16C | Correction of notification of the grant [chapter 16.3 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 14/09/2001, OBSERVADAS AS CONDICOES LEGAIS. PATENTE CONCEDIDA CONFORME ADI 5.529/DF, QUE DETERMINA A ALTERACAO DO PRAZO DE CONCESSAO |
|
| B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE A 21A 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 2687 DE 05-07-2022 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. |