CA2264611A1 - Catalyst recovery - Google Patents

Catalyst recovery

Info

Publication number
CA2264611A1
CA2264611A1 CA002264611A CA2264611A CA2264611A1 CA 2264611 A1 CA2264611 A1 CA 2264611A1 CA 002264611 A CA002264611 A CA 002264611A CA 2264611 A CA2264611 A CA 2264611A CA 2264611 A1 CA2264611 A1 CA 2264611A1
Authority
CA
Canada
Prior art keywords
catalyst recovery
catalyst
precipitated
carbonate
plant
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.)
Granted
Application number
CA002264611A
Other languages
French (fr)
Other versions
CA2264611C (en
Inventor
Ian Charles Jeffery
Keith Whiston
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.)
Invista Technologies SARL Switzerland
Original Assignee
Individual
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 GBGB9617996.5A external-priority patent/GB9617996D0/en
Priority claimed from GBGB9617995.7A external-priority patent/GB9617995D0/en
Priority claimed from GBGB9617998.1A external-priority patent/GB9617998D0/en
Priority claimed from GBGB9617997.3A external-priority patent/GB9617997D0/en
Application filed by Individual filed Critical Individual
Publication of CA2264611A1 publication Critical patent/CA2264611A1/en
Application granted granted Critical
Publication of CA2264611C publication Critical patent/CA2264611C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J38/00—Regeneration or reactivation of catalysts, in general
    • B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
    • B01J38/68—Liquid treating or treating in liquid phase, e.g. dissolved or suspended including substantial dissolution or chemical precipitation of a catalyst component in the ultimate reconstitution of the catalyst
    • 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
    • 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
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/584—Recycling of catalysts

Abstract

Heavy metal catalyst-containing residue obtained from plant for the production of aromatic polycarboxylic acid is processed by dissolving substantially the whole of the residue in an aqueous medium and the catalyst metals are precipitated from the solution, preferably using carbonate and/or bicarbonate ions.
CA002264611A 1996-08-29 1997-08-08 Catalyst recovery Expired - Fee Related CA2264611C (en)

Applications Claiming Priority (17)

Application Number Priority Date Filing Date Title
GB9617997.3 1996-08-29
GB9617995.7 1996-08-29
GB9617998.1 1996-08-29
GBGB9617996.5A GB9617996D0 (en) 1996-08-29 1996-08-29 Catalyst recovery
GBGB9617995.7A GB9617995D0 (en) 1996-08-29 1996-08-29 Catalyst recovery
GBGB9617998.1A GB9617998D0 (en) 1996-08-29 1996-08-29 Catalyst recovery
GB9617996.5 1996-08-29
GBGB9617997.3A GB9617997D0 (en) 1996-08-29 1996-08-29 Catalyst recovery
US3327296P 1996-12-09 1996-12-09
US3327396P 1996-12-09 1996-12-09
US3327796P 1996-12-09 1996-12-09
US3327596P 1996-12-09 1996-12-09
US60/033,277 1996-12-09
US60/033,273 1996-12-09
US60/033,275 1996-12-09
US60/033,272 1996-12-09
PCT/GB1997/002158 WO1998008605A1 (en) 1996-08-29 1997-08-08 Catalyst recovery

Publications (2)

Publication Number Publication Date
CA2264611A1 true CA2264611A1 (en) 1998-03-05
CA2264611C CA2264611C (en) 2006-07-04

Family

ID=27571330

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002264611A Expired - Fee Related CA2264611C (en) 1996-08-29 1997-08-08 Catalyst recovery

Country Status (10)

Country Link
EP (1) EP0921856A1 (en)
JP (1) JP3421057B2 (en)
KR (1) KR100487035B1 (en)
CN (1) CN1292833C (en)
AU (1) AU3858497A (en)
BR (1) BR9711388A (en)
CA (1) CA2264611C (en)
DE (1) DE69739649D1 (en)
TR (1) TR199900421T2 (en)
WO (1) WO1998008605A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4384340B2 (en) 2000-08-14 2009-12-16 株式会社アイシーティー Catalyst production method
CN101098755B (en) * 2005-01-14 2010-06-09 陶氏环球技术公司 Reclamation of a titanosilicate, and reconstitution of an active oxidation catalyst
US7772424B2 (en) 2006-03-01 2010-08-10 Eastman Chemical Company Polycarboxylic acid production system employing enhanced evaporative concentration downstream of oxidative digestion
US20070208194A1 (en) 2006-03-01 2007-09-06 Woodruff Thomas E Oxidation system with sidedraw secondary reactor
US7326808B2 (en) 2006-03-01 2008-02-05 Eastman Chemical Company Polycarboxylic acid production system employing cooled mother liquor from oxidative digestion as feed to impurity purge system
US7420082B2 (en) 2006-03-01 2008-09-02 Eastman Chemical Company Polycarboxylic acid production system employing hot liquor removal downstream of oxidative digestion
US7326807B2 (en) 2006-03-01 2008-02-05 Eastman Chemical Company Polycarboxylic acid production system with enhanced heating for oxidative digestion
US7816556B2 (en) 2006-03-01 2010-10-19 Eastman Chemical Company Polycarboxylic acid production system employing enhanced multistage oxidative digestion
CN104072645B (en) * 2013-03-28 2017-09-29 中国石油化工股份有限公司 A kind of method that residual metal catalyst is removed in the glue from hydrogenated polymers
GB201417703D0 (en) * 2014-10-07 2014-11-19 Invista Technologies S.�.R.L. Production of an aromatic dicarboxylic acid
KR101813747B1 (en) * 2014-11-14 2018-01-02 롯데첨단소재(주) Method for separating organometallic catalyst
CN106979985B (en) * 2017-05-02 2020-07-28 维科托（北京）科技有限公司 Liquid chromatogram atomic spectrum combined system
CN107597170B (en) * 2017-10-28 2019-06-28 浙江上虞利星化工有限公司 Method for preparing cobalt-manganese-bromine aqueous solution by utilizing recovered cobalt and manganese
CN107803211B (en) * 2017-10-28 2019-06-28 浙江上虞利星化工有限公司 Preparation method of cobalt or/and manganese bromide

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3873468A (en) * 1970-12-09 1975-03-25 Kuraray Yuka Kk Method of removing substance harmful to oxidation reaction in the production of benzenecarboxylic acids by oxidation
BE792520A (en) * 1971-12-10 1973-06-08 Standard Oil Co RECOVERY OF COLBALT AND / OR MANGANESE FREE OF IRON AND COPPER
JPS6018213B2 (en) * 1977-04-01 1985-05-09 松山石油化学株式会社 Recovery method of liquid phase heavy metal oxidation catalyst

Also Published As

Publication number Publication date
DE69739649D1 (en) 2009-12-24
JP2000509650A (en) 2000-08-02
CA2264611C (en) 2006-07-04
CN1292833C (en) 2007-01-03
TR199900421T2 (en) 2000-07-21
JP3421057B2 (en) 2003-06-30
EP0921856A1 (en) 1999-06-16
KR100487035B1 (en) 2005-05-03
WO1998008605A1 (en) 1998-03-05
AU3858497A (en) 1998-03-19
KR20000035943A (en) 2000-06-26
BR9711388A (en) 2000-05-09
CN1233975A (en) 1999-11-03

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Legal Events

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