AU2003281997A1 - Multi-step method for the production of carboxylic acids and/or anhydrides with intermediate separation - Google Patents

Multi-step method for the production of carboxylic acids and/or anhydrides with intermediate separation

Info

Publication number
AU2003281997A1
AU2003281997A1 AU2003281997A AU2003281997A AU2003281997A1 AU 2003281997 A1 AU2003281997 A1 AU 2003281997A1 AU 2003281997 A AU2003281997 A AU 2003281997A AU 2003281997 A AU2003281997 A AU 2003281997A AU 2003281997 A1 AU2003281997 A1 AU 2003281997A1
Authority
AU
Australia
Prior art keywords
anhydrides
production
carboxylic acids
step method
intermediate separation
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.)
Abandoned
Application number
AU2003281997A
Other versions
AU2003281997A8 (en
Inventor
Frank Rosowski
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of AU2003281997A8 publication Critical patent/AU2003281997A8/en
Publication of AU2003281997A1 publication Critical patent/AU2003281997A1/en
Abandoned 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Furan Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AU2003281997A 2002-08-09 2003-08-08 Multi-step method for the production of carboxylic acids and/or anhydrides with intermediate separation Abandoned AU2003281997A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE2002136698 DE10236698A1 (en) 2002-08-09 2002-08-09 Production of carboxylic acid or anhydride, e.g. phthalic anhydride, comprises multi-stage oxidation of aromatics involves fractionating the stage one product and oxidizing the fraction with the higher intermediate oxidation stage
DE10236698.5 2002-08-09
PCT/EP2003/008838 WO2004014819A2 (en) 2002-08-09 2003-08-08 Multi-step method for the production of carboxylic acids and/or anhydrides with intermediate separation

Publications (2)

Publication Number Publication Date
AU2003281997A8 AU2003281997A8 (en) 2004-02-25
AU2003281997A1 true AU2003281997A1 (en) 2004-02-25

Family

ID=30469677

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003281997A Abandoned AU2003281997A1 (en) 2002-08-09 2003-08-08 Multi-step method for the production of carboxylic acids and/or anhydrides with intermediate separation

Country Status (3)

Country Link
AU (1) AU2003281997A1 (en)
DE (1) DE10236698A1 (en)
WO (1) WO2004014819A2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10710054B2 (en) 2015-01-22 2020-07-14 Basf Se Multi-zoned catalyst system for oxidation of o-xylene and/or naphthalene to phthalic anhydride

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19931902A1 (en) * 1999-07-08 2001-01-18 Consortium Elektrochem Ind Process for the preparation of monolithic oxidation catalysts and their use in the gas phase oxidation of hydrocarbons

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10710054B2 (en) 2015-01-22 2020-07-14 Basf Se Multi-zoned catalyst system for oxidation of o-xylene and/or naphthalene to phthalic anhydride

Also Published As

Publication number Publication date
AU2003281997A8 (en) 2004-02-25
WO2004014819A3 (en) 2004-04-08
WO2004014819A2 (en) 2004-02-19
DE10236698A1 (en) 2004-02-19

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase