ATE248799T1 - Wiedergewinnung von hydroxyaromatischer verbindung aus wässrigen extraktionslösungen - Google Patents

Wiedergewinnung von hydroxyaromatischer verbindung aus wässrigen extraktionslösungen

Info

Publication number
ATE248799T1
ATE248799T1 AT99950084T AT99950084T ATE248799T1 AT E248799 T1 ATE248799 T1 AT E248799T1 AT 99950084 T AT99950084 T AT 99950084T AT 99950084 T AT99950084 T AT 99950084T AT E248799 T1 ATE248799 T1 AT E248799T1
Authority
AT
Austria
Prior art keywords
hydroxyaromatic compound
recovery
aqueous extraction
extraction solutions
aqueous
Prior art date
Application number
AT99950084T
Other languages
English (en)
Inventor
John Yaw Ofori
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Application granted granted Critical
Publication of ATE248799T1 publication Critical patent/ATE248799T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/72—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by liquid-liquid treatment
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C68/00—Preparation of esters of carbonic or haloformic acids
    • C07C68/08—Purification; Separation; Stabilisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C68/00—Preparation of esters of carbonic or haloformic acids
    • C07C68/01—Preparation of esters of carbonic or haloformic acids from carbon monoxide and oxygen
AT99950084T 1998-12-18 1999-10-01 Wiedergewinnung von hydroxyaromatischer verbindung aus wässrigen extraktionslösungen ATE248799T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/215,387 US6143937A (en) 1998-12-18 1998-12-18 Recovery of hydroxyaromatic compound from aqueous extract solutions
PCT/US1999/022837 WO2000037414A1 (en) 1998-12-18 1999-10-01 Recovery of hydroxyaromatic compound from aqueous extract solutions

Publications (1)

Publication Number Publication Date
ATE248799T1 true ATE248799T1 (de) 2003-09-15

Family

ID=22802793

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99950084T ATE248799T1 (de) 1998-12-18 1999-10-01 Wiedergewinnung von hydroxyaromatischer verbindung aus wässrigen extraktionslösungen

Country Status (9)

Country Link
US (1) US6143937A (de)
EP (1) EP1140773B1 (de)
JP (1) JP2002533311A (de)
KR (1) KR20010082351A (de)
CN (1) CN1145605C (de)
AT (1) ATE248799T1 (de)
BR (1) BR9916275A (de)
DE (1) DE69911060T2 (de)
WO (1) WO2000037414A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6410774B1 (en) 2001-03-30 2002-06-25 General Electric Company Method for recovery of catalyst components
US6683015B2 (en) 2001-07-31 2004-01-27 General Electric Company Method for reactivating a catalyst composition

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3155734A (en) * 1961-06-08 1964-11-03 Koppers Co Inc Process for separation of phenols from aqueous mixtures containing them
US4187242A (en) * 1976-10-12 1980-02-05 General Electric Company Catalytic aromatic carbonate process
US4152528A (en) * 1977-04-15 1979-05-01 Chevron Research Company Process for extracting phenol from phenol-water mixtures
US4374383A (en) * 1980-12-22 1983-02-15 International Business Machines Corporation Capacitive transducer for sensing a home position
JPS57153787A (en) * 1981-03-19 1982-09-22 Koei Chem Co Ltd Purification of phenol-contng. water solution
EP0550743B1 (de) * 1991-07-29 2001-05-09 General Electric Company Verfahren zur herstellung von organischen aromatischen carbonaten
US5284964A (en) * 1992-08-17 1994-02-08 General Electric Company Method for making aromatic carbonates
US5231210A (en) * 1992-08-17 1993-07-27 General Electric Company Method for making aromatic carbonates
US5498319A (en) * 1993-06-29 1996-03-12 General Electric Company Process for purifying diaryl carbonates
DE69408968T2 (de) * 1994-01-12 1998-07-30 Mitsubishi Chem Corp Verfahren zum Herstellen eines aromatischen Carbonates
US5760272A (en) * 1997-03-24 1998-06-02 General Electric Company Method for preparing diaryl carbonates with improved selectivity

Also Published As

Publication number Publication date
WO2000037414A1 (en) 2000-06-29
JP2002533311A (ja) 2002-10-08
BR9916275A (pt) 2001-09-04
CN1330622A (zh) 2002-01-09
EP1140773B1 (de) 2003-09-03
KR20010082351A (ko) 2001-08-29
US6143937A (en) 2000-11-07
CN1145605C (zh) 2004-04-14
EP1140773A1 (de) 2001-10-10
DE69911060D1 (de) 2003-10-09
DE69911060T2 (de) 2004-07-08

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