EA201690226A1 - Способ выделения левулиновой кислоты - Google Patents
Способ выделения левулиновой кислотыInfo
- Publication number
- EA201690226A1 EA201690226A1 EA201690226A EA201690226A EA201690226A1 EA 201690226 A1 EA201690226 A1 EA 201690226A1 EA 201690226 A EA201690226 A EA 201690226A EA 201690226 A EA201690226 A EA 201690226A EA 201690226 A1 EA201690226 A1 EA 201690226A1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- levulinic acid
- isolation
- organic solution
- distillate
- solution
- 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
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
-
- 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
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0007—Recovery of by-products, i.e. compounds other than those necessary for pulping, for multiple uses or not otherwise provided for
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Изобретение относится к способу выделения левулиновой кислоты из органического раствора, включающему промывание упомянутого органического раствора щелочным водным потоком для получения промытого органического раствора; проведение для промытого органического раствора перегонки для получения дистиллята и остатка после перегонки и извлечение левулиновой кислоты из дистиллята и/или остатка. Данный способ может в результате привести к получению больших выходов левулиновой кислоты.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP13176808 | 2013-07-17 | ||
PCT/EP2014/064796 WO2015007602A1 (en) | 2013-07-17 | 2014-07-10 | Process for the isolation of levulinic acid |
Publications (1)
Publication Number | Publication Date |
---|---|
EA201690226A1 true EA201690226A1 (ru) | 2016-06-30 |
Family
ID=48790291
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EA201690226A EA201690226A1 (ru) | 2013-07-17 | 2014-07-10 | Способ выделения левулиновой кислоты |
Country Status (9)
Country | Link |
---|---|
US (2) | US9856203B2 (ru) |
EP (1) | EP3022170B1 (ru) |
KR (1) | KR20160030946A (ru) |
CN (1) | CN105392769B (ru) |
CA (1) | CA2918150C (ru) |
DK (1) | DK3022170T3 (ru) |
EA (1) | EA201690226A1 (ru) |
MX (1) | MX2016000623A (ru) |
WO (1) | WO2015007602A1 (ru) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2918150C (en) * | 2013-07-17 | 2021-03-09 | Dsm Ip Assets B.V. | Process for the isolation of levulinic acid |
EP3115352A1 (en) | 2015-07-10 | 2017-01-11 | GFBiochemicals Ltd. | Process for the isolation of levulinic acid |
CN106946690B (zh) * | 2017-03-30 | 2019-06-25 | 长春工业大学 | 乙酰丙酸的分离方法 |
CN108689826B (zh) * | 2018-06-22 | 2020-03-27 | 厦门大学 | 一种生物质的硫酸水解液中分离提纯乙酰丙酸的方法 |
EP3597624A1 (en) | 2018-07-18 | 2020-01-22 | Técnicas Reunidas, S.A. | Levulinic acid purification |
FR3135978A1 (fr) | 2022-05-31 | 2023-12-01 | IFP Energies Nouvelles | Synthese de l’acide levulinique par hydratation d’alcool furfurylque en presence d’un catalyseur homogene acide et d’un solvant a base d’ether et/ou d’acetals |
FR3135979B1 (fr) | 2022-05-31 | 2024-04-26 | Ifp Energies Now | Procede de separation de l’acide levulinique par separation thermique en presence d’un fluxant |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5892107A (en) * | 1996-11-08 | 1999-04-06 | Arkenol, Inc. | Method for the production of levulinic acid |
CN1775731A (zh) * | 2005-12-01 | 2006-05-24 | 浙江大学 | 一种从单糖水解液中分离乙酰丙酸的方法 |
US20100312006A1 (en) | 2009-06-09 | 2010-12-09 | Meadwestvaco Corporation | Production of levulinic acid and levulinate esters from biomass |
CN101875605A (zh) * | 2010-04-09 | 2010-11-03 | 长春工业大学 | 一种利用林木剩余物或果壳制备乙酰丙酸的方法 |
FI126351B (en) * | 2011-11-04 | 2016-10-14 | Taminco Finland Oy | Method and apparatus for separating at least one carboxylic acid and furfural from a dilute aqueous solution |
CN104066705B (zh) * | 2011-11-23 | 2016-12-07 | Gf生化有限公司 | 制备乙酰丙酸的方法 |
US9073841B2 (en) * | 2012-11-05 | 2015-07-07 | Segetis, Inc. | Process to prepare levulinic acid |
US9908836B2 (en) * | 2012-12-07 | 2018-03-06 | Georgia-Pacific LLC | Process for the isolation of levulinic acid and formic acid |
BR112015027586A2 (pt) * | 2013-05-16 | 2017-07-25 | Dsm Ip Assets Bv | processo para separação de ácido fórmico a partir de metiltetraidrofurano |
CA2918150C (en) * | 2013-07-17 | 2021-03-09 | Dsm Ip Assets B.V. | Process for the isolation of levulinic acid |
-
2014
- 2014-07-10 CA CA2918150A patent/CA2918150C/en active Active
- 2014-07-10 CN CN201480040561.2A patent/CN105392769B/zh not_active Expired - Fee Related
- 2014-07-10 EA EA201690226A patent/EA201690226A1/ru unknown
- 2014-07-10 EP EP14738491.1A patent/EP3022170B1/en active Active
- 2014-07-10 KR KR1020167001131A patent/KR20160030946A/ko not_active Application Discontinuation
- 2014-07-10 DK DK14738491.1T patent/DK3022170T3/en active
- 2014-07-10 US US14/904,775 patent/US9856203B2/en active Active
- 2014-07-10 WO PCT/EP2014/064796 patent/WO2015007602A1/en active Application Filing
- 2014-07-10 MX MX2016000623A patent/MX2016000623A/es unknown
-
2018
- 2018-01-01 US US15/859,728 patent/US10294187B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
CA2918150A1 (en) | 2015-01-22 |
WO2015007602A1 (en) | 2015-01-22 |
CN105392769A (zh) | 2016-03-09 |
US10294187B2 (en) | 2019-05-21 |
DK3022170T3 (en) | 2018-02-26 |
KR20160030946A (ko) | 2016-03-21 |
US20180118652A1 (en) | 2018-05-03 |
US20160168067A1 (en) | 2016-06-16 |
MX2016000623A (es) | 2016-05-26 |
EP3022170A1 (en) | 2016-05-25 |
EP3022170B1 (en) | 2017-12-06 |
CN105392769B (zh) | 2018-12-11 |
CA2918150C (en) | 2021-03-09 |
US9856203B2 (en) | 2018-01-02 |
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