EP3122714A4 - Method of recovering carboxylic acids from dilute aqueous streams - Google Patents

Method of recovering carboxylic acids from dilute aqueous streams Download PDF

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Publication number
EP3122714A4
EP3122714A4 EP14887479.5A EP14887479A EP3122714A4 EP 3122714 A4 EP3122714 A4 EP 3122714A4 EP 14887479 A EP14887479 A EP 14887479A EP 3122714 A4 EP3122714 A4 EP 3122714A4
Authority
EP
European Patent Office
Prior art keywords
carboxylic acids
dilute aqueous
aqueous streams
recovering carboxylic
recovering
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.)
Withdrawn
Application number
EP14887479.5A
Other languages
German (de)
French (fr)
Other versions
EP3122714A1 (en
Inventor
Steven G. Schon
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Arkema Inc
Original Assignee
Arkema Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US14/222,967 external-priority patent/US9156769B2/en
Application filed by Arkema Inc filed Critical Arkema Inc
Publication of EP3122714A1 publication Critical patent/EP3122714A1/en
Publication of EP3122714A4 publication Critical patent/EP3122714A4/en
Withdrawn legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/80—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
    • C07C51/48—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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
EP14887479.5A 2014-03-24 2014-11-17 Method of recovering carboxylic acids from dilute aqueous streams Withdrawn EP3122714A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/222,967 US9156769B2 (en) 2008-10-15 2014-03-24 Method of recovering carboxylic acids from dilute aqueous streams
PCT/US2014/065887 WO2015147918A1 (en) 2014-03-24 2014-11-17 Method of recovering carboxylic acids from dilute aqueous streams

Publications (2)

Publication Number Publication Date
EP3122714A1 EP3122714A1 (en) 2017-02-01
EP3122714A4 true EP3122714A4 (en) 2017-11-01

Family

ID=54196207

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14887479.5A Withdrawn EP3122714A4 (en) 2014-03-24 2014-11-17 Method of recovering carboxylic acids from dilute aqueous streams

Country Status (4)

Country Link
EP (1) EP3122714A4 (en)
CN (1) CN106164032A (en)
SG (1) SG11201607867PA (en)
WO (1) WO2015147918A1 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2282492A1 (en) * 1997-03-07 1998-09-17 Basf Aktiengesellschaft Method for extracting (meth)acrylic acid

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4447643A (en) * 1981-09-28 1984-05-08 National Distillers And Chemical Corporation Process for recovering oxygenated organic compounds from dilute aqueous solutions employing liquid extraction media
US6114576A (en) * 1997-12-18 2000-09-05 Uop Llc Carbonylation process with integrated heat exchange
US6639106B1 (en) * 1999-07-23 2003-10-28 Rohm And Haas Company Process for preparing and purifying acrylic acid from propylene having improved capacity
US7002026B2 (en) * 2004-06-21 2006-02-21 Lyondell Chemical Technology, L.P. Removal of propylene glycol and/or propylene glycol ethers from aqueous streams
US20110201842A1 (en) * 2008-10-15 2011-08-18 Arkema Inc. Method for recovering carboxylic acids from dilute aqueous streams

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2282492A1 (en) * 1997-03-07 1998-09-17 Basf Aktiengesellschaft Method for extracting (meth)acrylic acid

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2015147918A1 *

Also Published As

Publication number Publication date
SG11201607867PA (en) 2016-10-28
EP3122714A1 (en) 2017-02-01
CN106164032A (en) 2016-11-23
WO2015147918A1 (en) 2015-10-01

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RIC1 Information provided on ipc code assigned before grant

Ipc: C07C 53/124 20060101ALI20170928BHEP

Ipc: C07C 47/06 20060101ALI20170928BHEP

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Ipc: C07C 53/122 20060101ALI20170928BHEP

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