GB933714A - Improvements in or relating to the recovery of organic compounds from dilute aqueoussolution - Google Patents
Improvements in or relating to the recovery of organic compounds from dilute aqueoussolutionInfo
- Publication number
- GB933714A GB933714A GB29421/59A GB2942159A GB933714A GB 933714 A GB933714 A GB 933714A GB 29421/59 A GB29421/59 A GB 29421/59A GB 2942159 A GB2942159 A GB 2942159A GB 933714 A GB933714 A GB 933714A
- Authority
- GB
- United Kingdom
- Prior art keywords
- acetal
- ester
- solvent
- acid
- acetaldehyde
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 150000002894 organic compounds Chemical class 0.000 title abstract 6
- 239000007864 aqueous solution Substances 0.000 title abstract 5
- 238000011084 recovery Methods 0.000 title abstract 2
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 abstract 14
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 abstract 12
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 9
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 abstract 9
- 150000002148 esters Chemical class 0.000 abstract 8
- HHLFWLYXYJOTON-UHFFFAOYSA-N glyoxylic acid Chemical compound OC(=O)C=O HHLFWLYXYJOTON-UHFFFAOYSA-N 0.000 abstract 8
- 239000002904 solvent Substances 0.000 abstract 8
- -1 cyclic acetal ester Chemical class 0.000 abstract 7
- 150000001875 compounds Chemical class 0.000 abstract 6
- 238000006243 chemical reaction Methods 0.000 abstract 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 5
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 abstract 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 abstract 3
- 150000001299 aldehydes Chemical class 0.000 abstract 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 abstract 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 abstract 2
- 238000000605 extraction Methods 0.000 abstract 2
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical compound O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 abstract 2
- 230000007062 hydrolysis Effects 0.000 abstract 2
- 238000006460 hydrolysis reaction Methods 0.000 abstract 2
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 abstract 2
- 150000005846 sugar alcohols Polymers 0.000 abstract 2
- PUPZLCDOIYMWBV-UHFFFAOYSA-N (+/-)-1,3-Butanediol Chemical compound CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 abstract 1
- OCJBOOLMMGQPQU-UHFFFAOYSA-N 1,4-dichlorobenzene Chemical compound ClC1=CC=C(Cl)C=C1 OCJBOOLMMGQPQU-UHFFFAOYSA-N 0.000 abstract 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 abstract 1
- ODHCTXKNWHHXJC-VKHMYHEASA-N 5-oxo-L-proline Chemical compound OC(=O)[C@@H]1CCC(=O)N1 ODHCTXKNWHHXJC-VKHMYHEASA-N 0.000 abstract 1
- 239000004386 Erythritol Substances 0.000 abstract 1
- UNXHWFMMPAWVPI-UHFFFAOYSA-N Erythritol Natural products OCC(O)C(O)CO UNXHWFMMPAWVPI-UHFFFAOYSA-N 0.000 abstract 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 1
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 abstract 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 abstract 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 238000006359 acetalization reaction Methods 0.000 abstract 1
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 abstract 1
- 239000003377 acid catalyst Substances 0.000 abstract 1
- 230000001476 alcoholic effect Effects 0.000 abstract 1
- 239000008346 aqueous phase Substances 0.000 abstract 1
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 abstract 1
- 239000012965 benzophenone Substances 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 abstract 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 abstract 1
- 125000002843 carboxylic acid group Chemical group 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 238000002425 crystallisation Methods 0.000 abstract 1
- TXCDCPKCNAJMEE-UHFFFAOYSA-N dibenzofuran Chemical compound C1=CC=C2C3=CC=CC=C3OC2=C1 TXCDCPKCNAJMEE-UHFFFAOYSA-N 0.000 abstract 1
- 229940117389 dichlorobenzene Drugs 0.000 abstract 1
- 150000005690 diesters Chemical class 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 1
- UNXHWFMMPAWVPI-ZXZARUISSA-N erythritol Chemical compound OC[C@H](O)[C@H](O)CO UNXHWFMMPAWVPI-ZXZARUISSA-N 0.000 abstract 1
- 229940009714 erythritol Drugs 0.000 abstract 1
- 235000019414 erythritol Nutrition 0.000 abstract 1
- 230000032050 esterification Effects 0.000 abstract 1
- 238000005886 esterification reaction Methods 0.000 abstract 1
- BDAGIHXWWSANSR-UHFFFAOYSA-N formic acid Substances OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 abstract 1
- 235000019253 formic acid Nutrition 0.000 abstract 1
- 125000000524 functional group Chemical group 0.000 abstract 1
- 229940015043 glyoxal Drugs 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 abstract 1
- 239000004310 lactic acid Substances 0.000 abstract 1
- 235000014655 lactic acid Nutrition 0.000 abstract 1
- KFKXSMSQHIOMSO-UHFFFAOYSA-N methyl 2-oxoacetate Chemical compound COC(=O)C=O KFKXSMSQHIOMSO-UHFFFAOYSA-N 0.000 abstract 1
- 150000004702 methyl esters Chemical class 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 229940079889 pyrrolidonecarboxylic acid Drugs 0.000 abstract 1
- 239000011541 reaction mixture Substances 0.000 abstract 1
- 239000000243 solution Substances 0.000 abstract 1
- 238000000638 solvent extraction Methods 0.000 abstract 1
- 239000001117 sulphuric acid Substances 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
- 238000005809 transesterification reaction Methods 0.000 abstract 1
- 239000008096 xylene Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/88—Separation; Purification; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification of at least one compound
- C07C29/92—Separation; Purification; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification of at least one compound by a consecutive conversion and reconstruction
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B61/00—Other general methods
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C47/00—Compounds having —CHO groups
- C07C47/02—Saturated compounds having —CHO groups bound to acyclic carbon atoms or to hydrogen
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D207/18—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
- C07D207/22—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D207/24—Oxygen or sulfur atoms
- C07D207/26—2-Pyrrolidones
- C07D207/273—2-Pyrrolidones with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to other ring carbon atoms
- C07D207/277—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D207/28—2-Pyrrolidone-5- carboxylic acids; Functional derivatives thereof, e.g. esters, nitriles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
- C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
- C07D317/12—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to ring carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
- C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
- C07D317/32—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (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 |
---|---|---|---|
DET15601A DE1240525B (de) | 1958-09-09 | 1958-09-09 | Verfahren zur Gewinnung von Alkoholen, Carbonsaeuren oder Aldehyden aus ihren waessrigen Loesungen in Form ihrer Ester, Acetale oder Esteracetale |
Publications (1)
Publication Number | Publication Date |
---|---|
GB933714A true GB933714A (en) | 1963-08-14 |
Family
ID=7547969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB29421/59A Expired GB933714A (en) | 1958-09-09 | 1959-08-28 | Improvements in or relating to the recovery of organic compounds from dilute aqueoussolution |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE1240525B (enrdf_load_stackoverflow) |
GB (1) | GB933714A (enrdf_load_stackoverflow) |
NL (1) | NL243096A (enrdf_load_stackoverflow) |
Cited By (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1294390B (de) * | 1964-09-12 | 1969-05-08 | Basf Ag | Verfahren zur Reinigung von rohem Dioxolan |
US4058555A (en) | 1969-07-18 | 1977-11-15 | El Paso Products Company | Process for the purification of mixed acids |
US4076948A (en) | 1968-10-10 | 1978-02-28 | El Paso Products Company | Process for treatment of adipic acid mother liquor |
US4105856A (en) * | 1970-09-29 | 1978-08-08 | El Paso Products Company | Recovery process for aqueous waste streams in adipic acid systems |
US4375552A (en) | 1969-01-31 | 1983-03-01 | C. P. Hall Company | Nitric acid process for production of adipic acid from hydrocarbons |
GB2145410A (en) * | 1983-08-08 | 1985-03-27 | Kotobuki Seiyaku Co Ltd | 1,3-dioxane derivatives |
WO1996031456A1 (en) * | 1995-04-07 | 1996-10-10 | Hoechst Celanese Corporation | Recovery of acetic acid from dilute aqueous streams formed during a carbonylation process |
EP1813590A1 (en) * | 1999-03-11 | 2007-08-01 | ZeaChem Inc. | Process for recovering an ester |
US7351559B2 (en) | 1999-03-11 | 2008-04-01 | Zeachem, Inc. | Process for producing ethanol |
US7507562B2 (en) | 1999-03-11 | 2009-03-24 | Zeachem, Inc. | Process for producing ethanol from corn dry milling |
US7601865B2 (en) | 2004-01-29 | 2009-10-13 | Zeachem, Inc. | Recovery of organic acids |
FR2931150A1 (fr) * | 2008-05-19 | 2009-11-20 | Rhodia Poliamida E Especialidades Ltda | Procede de purification du glycerol brut |
WO2010075616A1 (pt) * | 2009-01-05 | 2010-07-08 | Serviço Nacional De Aprendizagem Industrial-Senai/Dr-Ba | Processo de purificação da glicerina loura, oriunda da transesterificação do biodiesel |
EP2295394A1 (en) * | 2009-09-11 | 2011-03-16 | Rhodia Poliamida E Especialidades Ltda | Process for the purification of crude glycerol |
FR2964658A1 (fr) * | 2010-09-15 | 2012-03-16 | Rhodia Operations | Procede de fabrication de dioxolane |
US8143444B2 (en) | 2008-05-07 | 2012-03-27 | Zeachem, Inc. | Recovery of organic acids |
CN102471216A (zh) * | 2009-07-01 | 2012-05-23 | 罗狄亚聚酰胺特殊品有限公司 | 从粗甘油获得低级羧酸单酯、二酯和三酯的混合物的方法 |
WO2012076759A1 (en) | 2010-12-10 | 2012-06-14 | Kemira Oyj | A method for recovery of organic acid from dilute aqueous solution |
US8252567B2 (en) | 2008-02-07 | 2012-08-28 | Zeachem, Inc. | Method for the indirect production of butanol and hexanol |
US8329436B2 (en) | 2007-02-09 | 2012-12-11 | Zeachem, Inc. | Method of making propanol and ethanol from plant material by biological conversion and gasification |
US20140235878A1 (en) * | 2011-09-30 | 2014-08-21 | Rhodia Poliamida E Especialidades Ltda | Process for the production of a dioxolane compound from crude glycerol |
CN104926638A (zh) * | 2015-05-05 | 2015-09-23 | 湖北省宏源药业科技股份有限公司 | 一种连续浓缩乙醛酸的方法及装置 |
WO2019092495A1 (en) * | 2017-11-09 | 2019-05-16 | Braskem S.A. | Process for the recovery of ketones and glycols from fermentation |
CN110746270A (zh) * | 2019-11-04 | 2020-02-04 | 江苏扬农化工集团有限公司 | 一种环氧氯丙烷废水资源化利用的方法 |
FR3112964A1 (fr) * | 2020-07-28 | 2022-02-04 | IFP Energies Nouvelles | Procede d’extraction liquide-liquide reactive |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4358347A (en) * | 1982-01-26 | 1982-11-09 | The Dow Chemical Company | Removal of trace aldehydes from carboxylic acids |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2673222A (en) * | 1949-12-31 | 1954-03-23 | Standard Oil Dev Co | Separation of isomeric alcohols by selective acetalization |
-
0
- NL NL243096D patent/NL243096A/xx unknown
-
1958
- 1958-09-09 DE DET15601A patent/DE1240525B/de active Granted
-
1959
- 1959-08-28 GB GB29421/59A patent/GB933714A/en not_active Expired
Cited By (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1294390B (de) * | 1964-09-12 | 1969-05-08 | Basf Ag | Verfahren zur Reinigung von rohem Dioxolan |
US4076948A (en) | 1968-10-10 | 1978-02-28 | El Paso Products Company | Process for treatment of adipic acid mother liquor |
US4082788A (en) | 1968-10-10 | 1978-04-04 | El Paso Products Company | Esterification and extraction process |
US4375552A (en) | 1969-01-31 | 1983-03-01 | C. P. Hall Company | Nitric acid process for production of adipic acid from hydrocarbons |
US4058555A (en) | 1969-07-18 | 1977-11-15 | El Paso Products Company | Process for the purification of mixed acids |
US4105856A (en) * | 1970-09-29 | 1978-08-08 | El Paso Products Company | Recovery process for aqueous waste streams in adipic acid systems |
GB2145410A (en) * | 1983-08-08 | 1985-03-27 | Kotobuki Seiyaku Co Ltd | 1,3-dioxane derivatives |
WO1996031456A1 (en) * | 1995-04-07 | 1996-10-10 | Hoechst Celanese Corporation | Recovery of acetic acid from dilute aqueous streams formed during a carbonylation process |
EP1813590A1 (en) * | 1999-03-11 | 2007-08-01 | ZeaChem Inc. | Process for recovering an ester |
US7351559B2 (en) | 1999-03-11 | 2008-04-01 | Zeachem, Inc. | Process for producing ethanol |
US7507562B2 (en) | 1999-03-11 | 2009-03-24 | Zeachem, Inc. | Process for producing ethanol from corn dry milling |
US8236534B2 (en) | 1999-03-11 | 2012-08-07 | Zeachem, Inc. | Process for producing ethanol |
US7888082B2 (en) | 1999-03-11 | 2011-02-15 | Zeachem, Inc. | Process for producing ethanol from corn dry milling |
US7964379B2 (en) | 1999-03-11 | 2011-06-21 | Zeachem, Inc. | Process for producing ethanol |
US7682812B2 (en) | 1999-03-11 | 2010-03-23 | Zeachem, Inc. | Process for producing ethanol |
US8048655B2 (en) | 2004-01-29 | 2011-11-01 | Zeachem, Inc. | Recovery of organic acids |
US7601865B2 (en) | 2004-01-29 | 2009-10-13 | Zeachem, Inc. | Recovery of organic acids |
US8329436B2 (en) | 2007-02-09 | 2012-12-11 | Zeachem, Inc. | Method of making propanol and ethanol from plant material by biological conversion and gasification |
US8252567B2 (en) | 2008-02-07 | 2012-08-28 | Zeachem, Inc. | Method for the indirect production of butanol and hexanol |
US8143444B2 (en) | 2008-05-07 | 2012-03-27 | Zeachem, Inc. | Recovery of organic acids |
US9024081B2 (en) | 2008-05-19 | 2015-05-05 | Rhodia Poliamida E Especialidades Ltda | Purification of crude glycerol |
WO2009141702A1 (fr) * | 2008-05-19 | 2009-11-26 | Rhodia Poliamida E Especialidades Ltda | Procede de purification du glycerol brut |
FR2931150A1 (fr) * | 2008-05-19 | 2009-11-20 | Rhodia Poliamida E Especialidades Ltda | Procede de purification du glycerol brut |
CN102066297B (zh) * | 2008-05-19 | 2013-10-16 | 罗狄亚聚酰胺特殊品有限公司 | 纯化粗甘油的方法 |
WO2010075616A1 (pt) * | 2009-01-05 | 2010-07-08 | Serviço Nacional De Aprendizagem Industrial-Senai/Dr-Ba | Processo de purificação da glicerina loura, oriunda da transesterificação do biodiesel |
CN102471216A (zh) * | 2009-07-01 | 2012-05-23 | 罗狄亚聚酰胺特殊品有限公司 | 从粗甘油获得低级羧酸单酯、二酯和三酯的混合物的方法 |
CN102471216B (zh) * | 2009-07-01 | 2014-11-12 | 罗狄亚聚酰胺特殊品有限公司 | 从粗甘油获得低级羧酸单酯、二酯和三酯的混合物的方法 |
CN102596871A (zh) * | 2009-09-11 | 2012-07-18 | 罗狄亚聚酰胺特殊品有限公司 | 纯化粗甘油的方法 |
WO2011030204A1 (en) * | 2009-09-11 | 2011-03-17 | Rhodia Poliamida E Especialidades Ltda | Process for the purification of crude glycerol |
US20120245398A1 (en) * | 2009-09-11 | 2012-09-27 | Rhodia Poliamida E Especialidades Ltda | Process for the purification of crude glycerol |
EP2295394A1 (en) * | 2009-09-11 | 2011-03-16 | Rhodia Poliamida E Especialidades Ltda | Process for the purification of crude glycerol |
WO2012034905A1 (fr) * | 2010-09-15 | 2012-03-22 | Rhodia Operations | Procede de fabrication de dioxolane |
FR2964658A1 (fr) * | 2010-09-15 | 2012-03-16 | Rhodia Operations | Procede de fabrication de dioxolane |
WO2012076759A1 (en) | 2010-12-10 | 2012-06-14 | Kemira Oyj | A method for recovery of organic acid from dilute aqueous solution |
US20140235878A1 (en) * | 2011-09-30 | 2014-08-21 | Rhodia Poliamida E Especialidades Ltda | Process for the production of a dioxolane compound from crude glycerol |
US9126967B2 (en) * | 2011-09-30 | 2015-09-08 | Rhodia Poliamida E Especialidades Ltda | Process for the production of a dioxolane compound from crude glycerol |
CN104926638A (zh) * | 2015-05-05 | 2015-09-23 | 湖北省宏源药业科技股份有限公司 | 一种连续浓缩乙醛酸的方法及装置 |
WO2019092495A1 (en) * | 2017-11-09 | 2019-05-16 | Braskem S.A. | Process for the recovery of ketones and glycols from fermentation |
JP2021502088A (ja) * | 2017-11-09 | 2021-01-28 | ブラスケム・エス・エー | 発酵からケトン及びグリコールを回収する方法 |
CN110746270A (zh) * | 2019-11-04 | 2020-02-04 | 江苏扬农化工集团有限公司 | 一种环氧氯丙烷废水资源化利用的方法 |
CN110746270B (zh) * | 2019-11-04 | 2023-06-06 | 江苏扬农化工集团有限公司 | 一种环氧氯丙烷废水资源化利用的方法 |
FR3112964A1 (fr) * | 2020-07-28 | 2022-02-04 | IFP Energies Nouvelles | Procede d’extraction liquide-liquide reactive |
Also Published As
Publication number | Publication date |
---|---|
DE1240525B (de) | 1967-05-18 |
NL243096A (enrdf_load_stackoverflow) | 1900-01-01 |
DE1240525C2 (enrdf_load_stackoverflow) | 1967-11-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB933714A (en) | Improvements in or relating to the recovery of organic compounds from dilute aqueoussolution | |
KR910011277A (ko) | 은행잎(Ginkgo bilona leaves)으로부터의 유효 성분 농축물과 신규한 유효 성분 혼합물과 이들의 제조 방법 및 상기 유효 성분 농축물 또는 상기 유효성분 혼합물을 함유하는 약제 | |
RU2391333C2 (ru) | Способ реакционной экстракции левулиновой кислоты | |
EP0937024A1 (en) | A method for the production of levulinic acid and its derivatives | |
CO5021153A1 (es) | Proceso para separar agua | |
GB1357780A (en) | Process for purification of acrylic acid | |
KR970015553A (ko) | 아세트산의 정제방법 | |
NO801034L (no) | Fremgangsmaate for fremstilling av vannfri eller tilnaermet vannfri maursyre | |
KR920021159A (ko) | 코미포라 무쿨 추출물 및 그의 치료학적 응용 | |
Sauers et al. | The importance of steric effects in the Baeyer-Villiger oxidation | |
NO794080L (no) | Fremgangsmaate for fremstilling av vannfri eller tilnaermet vannfri maursyre. | |
JP2002517477A5 (enrdf_load_stackoverflow) | ||
IE38656L (en) | Percarboxylic acid solutions | |
US4650649A (en) | Catalyst recovery process | |
Appleby et al. | Gas chromatographic determination of mono-and dibasic fatty acids by n-propyl esterification | |
DE1793679A1 (de) | Neue Zwischenstoffe zur Herstellung von optischen aktiven 13-Alkyl-gonapentaenen | |
EP0583907A3 (en) | Process for producing trioxan | |
JPS56134526A (en) | Recovery of cobalt catalyst | |
Umezawa et al. | Synthetic Studies of the Derivatives of Nitroacetic Acid. I. The Preparation of Nitroacetic Ester and the Synthesis of α, β-Unsaturated α-Nitrocarboxylic Esters | |
Filachione et al. | Preparation of Esters by Reaction of Ammonium Salts with Alcohols1b | |
JPS5657732A (en) | Method of recovering carboxylic acid from mixture containing glycol ester derived from carboxylic acid | |
Sweet et al. | The preparation of methyl 4-deoxy-3-O-methyl-α, β-DL-threo-pentopyranoside | |
Foster et al. | 1009. Reaction of L-threitol with acetone | |
SU116928A1 (ru) | Способ получени сложных эфиров изоборнеола | |
GB1510219A (en) | Continuous process for the purification of glyoxal |