DE69609955T2 - Rückgewinnung von essigsäure aus einer während eines carbonylierungsverfahrens gewonnenen verdünnten wässrigen lösung - Google Patents

Rückgewinnung von essigsäure aus einer während eines carbonylierungsverfahrens gewonnenen verdünnten wässrigen lösung

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Publication number
DE69609955T2
DE69609955T2 DE69609955T DE69609955T DE69609955T2 DE 69609955 T2 DE69609955 T2 DE 69609955T2 DE 69609955 T DE69609955 T DE 69609955T DE 69609955 T DE69609955 T DE 69609955T DE 69609955 T2 DE69609955 T2 DE 69609955T2
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DE
Germany
Prior art keywords
recovery
aqueous solution
acetic acid
received during
diluted aqueous
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 - Lifetime
Application number
DE69609955T
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English (en)
Other versions
DE69609955D1 (de
Inventor
O Scates
E Parker
B Lacy
K Gibbs
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Celanese International Corp
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Celanese International Corp
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
Application filed by Celanese International Corp filed Critical Celanese International Corp
Application granted granted Critical
Publication of DE69609955D1 publication Critical patent/DE69609955D1/de
Publication of DE69609955T2 publication Critical patent/DE69609955T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C53/00—Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen
    • C07C53/08—Acetic acid
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/10—Preparation of carboxylic acids or their salts, halides or anhydrides by reaction with carbon monoxide
    • C07C51/12—Preparation of carboxylic acids or their salts, halides or anhydrides by reaction with carbon monoxide on an oxygen-containing group in organic compounds, e.g. alcohols
    • 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
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
    • C07C51/493—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification whereby carboxylic acid esters are formed
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE69609955T 1995-04-07 1996-03-22 Rückgewinnung von essigsäure aus einer während eines carbonylierungsverfahrens gewonnenen verdünnten wässrigen lösung Expired - Lifetime DE69609955T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/418,333 US5599976A (en) 1995-04-07 1995-04-07 Recovery of acetic acid from dilute aqueous streams formed during a carbonylation process
PCT/US1996/003836 WO1996031456A1 (en) 1995-04-07 1996-03-22 Recovery of acetic acid from dilute aqueous streams formed during a carbonylation process

Publications (2)

Publication Number Publication Date
DE69609955D1 DE69609955D1 (de) 2000-09-28
DE69609955T2 true DE69609955T2 (de) 2000-12-28

Family

ID=23657675

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69609955T Expired - Lifetime DE69609955T2 (de) 1995-04-07 1996-03-22 Rückgewinnung von essigsäure aus einer während eines carbonylierungsverfahrens gewonnenen verdünnten wässrigen lösung

Country Status (27)

Country Link
US (1) US5599976A (de)
EP (1) EP0821662B1 (de)
JP (1) JP3803114B2 (de)
KR (1) KR100408144B1 (de)
CN (1) CN1067974C (de)
AR (1) AR001519A1 (de)
AT (1) ATE195714T1 (de)
AU (1) AU709281B2 (de)
BR (1) BR9604806A (de)
CA (1) CA2217028C (de)
CZ (1) CZ290873B6 (de)
DE (1) DE69609955T2 (de)
HU (1) HUP9801708A3 (de)
IN (1) IN189441B (de)
MX (1) MX9707696A (de)
MY (1) MY115730A (de)
NO (1) NO308356B1 (de)
NZ (1) NZ305226A (de)
PH (1) PH31642A (de)
PL (1) PL184206B1 (de)
RS (1) RS49519B (de)
RU (1) RU2155183C2 (de)
SA (1) SA96160758B1 (de)
TW (1) TW344739B (de)
UA (1) UA48170C2 (de)
WO (1) WO1996031456A1 (de)
ZA (1) ZA962366B (de)

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