ES470322A2 - Procedimiento para la recuperacion de catalizadores y disol-ventes en un metodo para la obtencion de acido tereftalico - Google Patents

Procedimiento para la recuperacion de catalizadores y disol-ventes en un metodo para la obtencion de acido tereftalico

Info

Publication number
ES470322A2
ES470322A2 ES470322A ES470322A ES470322A2 ES 470322 A2 ES470322 A2 ES 470322A2 ES 470322 A ES470322 A ES 470322A ES 470322 A ES470322 A ES 470322A ES 470322 A2 ES470322 A2 ES 470322A2
Authority
ES
Spain
Prior art keywords
bromine
mother liquor
manganese
catalysts
cobalt
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
Application number
ES470322A
Other languages
English (en)
Spanish (es)
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.)
Montedison SpA
Original Assignee
Montedison SpA
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 Montedison SpA filed Critical Montedison SpA
Publication of ES470322A2 publication Critical patent/ES470322A2/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
    • 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
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

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)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
ES470322A 1977-07-26 1978-05-30 Procedimiento para la recuperacion de catalizadores y disol-ventes en un metodo para la obtencion de acido tereftalico Expired ES470322A2 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT26113/77A IT1080758B (it) 1977-07-26 1977-07-26 Metodo per la preparazione del catalizzatore in un processo di sintesi dell'acido tereftalico

Publications (1)

Publication Number Publication Date
ES470322A2 true ES470322A2 (es) 1980-08-16

Family

ID=11218660

Family Applications (1)

Application Number Title Priority Date Filing Date
ES470322A Expired ES470322A2 (es) 1977-07-26 1978-05-30 Procedimiento para la recuperacion de catalizadores y disol-ventes en un metodo para la obtencion de acido tereftalico

Country Status (8)

Country Link
JP (1) JPS5439038A (cs)
CA (1) CA1113957A (cs)
DE (1) DE2823504A1 (cs)
ES (1) ES470322A2 (cs)
FR (1) FR2398716A2 (cs)
GB (1) GB1604930A (cs)
IT (1) IT1080758B (cs)
NL (1) NL7805739A (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW360636B (en) * 1993-07-12 1999-06-11 Glitsch Method and apparatus for recovering acetic acid from aqueous streams

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2154147C3 (de) * 1970-11-01 1978-03-16 Maruzen Oil Co., Ltd., Osaka (Japan) Verfahren zur Herstellung von Terephthalsäure
JPS5328901B2 (cs) * 1973-07-28 1978-08-17
FR2307787A1 (fr) * 1975-04-14 1976-11-12 Inst Francais Du Petrole Procede de fabrication d'acide terephtalique par oxydation du paraxylene

Also Published As

Publication number Publication date
IT1080758B (it) 1985-05-16
JPS5439038A (en) 1979-03-24
NL7805739A (nl) 1979-01-30
FR2398716A2 (fr) 1979-02-23
FR2398716B2 (cs) 1983-07-08
DE2823504A1 (de) 1979-02-15
CA1113957A (en) 1981-12-08
DE2823504C2 (cs) 1989-08-31
GB1604930A (en) 1981-12-16

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