ATE421949T1 - Verfahren zur herstellung von trimellitsäure - Google Patents

Verfahren zur herstellung von trimellitsäure

Info

Publication number
ATE421949T1
ATE421949T1 AT05425324T AT05425324T ATE421949T1 AT E421949 T1 ATE421949 T1 AT E421949T1 AT 05425324 T AT05425324 T AT 05425324T AT 05425324 T AT05425324 T AT 05425324T AT E421949 T1 ATE421949 T1 AT E421949T1
Authority
AT
Austria
Prior art keywords
pseudocumene
trimellitic acid
oxygen
consumed
stage
Prior art date
Application number
AT05425324T
Other languages
English (en)
Inventor
Gian Luca Castiglioni
Roberto Pirola
Carlo Fumagalli
Original Assignee
Polynt S P A
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 Polynt S P A filed Critical Polynt S P A
Application granted granted Critical
Publication of ATE421949T1 publication Critical patent/ATE421949T1/de

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
AT05425324T 2005-05-13 2005-05-13 Verfahren zur herstellung von trimellitsäure ATE421949T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP05425324A EP1728778B1 (de) 2005-05-13 2005-05-13 Verfahren zur Herstellung von Trimellitsäure

Publications (1)

Publication Number Publication Date
ATE421949T1 true ATE421949T1 (de) 2009-02-15

Family

ID=35229803

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05425324T ATE421949T1 (de) 2005-05-13 2005-05-13 Verfahren zur herstellung von trimellitsäure

Country Status (7)

Country Link
US (1) US7709681B2 (de)
EP (1) EP1728778B1 (de)
JP (1) JP4981791B2 (de)
AT (1) ATE421949T1 (de)
DE (1) DE602005012576D1 (de)
PL (1) PL1728778T3 (de)
WO (1) WO2006119939A1 (de)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3491144A (en) * 1966-09-20 1970-01-20 Standard Oil Co Production of aromatic tricarboxylic acids having only two vicinal carboxylic acid groups
US3532746A (en) * 1966-09-20 1970-10-06 Standard Oil Co Two stage oxidation
JPS56128730A (en) * 1980-03-14 1981-10-08 Mitsubishi Gas Chem Co Inc Preparation of trimellitic acid
US4755622A (en) * 1983-12-29 1988-07-05 Amoco Corporation Process for the production of trimellitic acid and pyromellitic acid by staged bromine addition in an oxidation of polyalkylaromatics
JPS6366149A (ja) * 1986-09-09 1988-03-24 Idemitsu Petrochem Co Ltd トリメリツト酸の製造方法
JPS6379852A (ja) * 1986-09-24 1988-04-09 Idemitsu Petrochem Co Ltd トリメリツト酸の製造方法
US4992579A (en) * 1989-12-18 1991-02-12 Amoco Corporation Process for the production of trimellitic acid
IT1247944B (it) * 1991-05-17 1995-01-05 Alusuisse Italia Spa Procedimento per la preparazione di acido trimellitico

Also Published As

Publication number Publication date
EP1728778B1 (de) 2009-01-28
DE602005012576D1 (de) 2009-03-19
PL1728778T3 (pl) 2009-07-31
US20090043124A1 (en) 2009-02-12
JP2008540475A (ja) 2008-11-20
EP1728778A1 (de) 2006-12-06
US7709681B2 (en) 2010-05-04
JP4981791B2 (ja) 2012-07-25
WO2006119939A1 (en) 2006-11-16

Similar Documents

Publication Publication Date Title
ATE426588T1 (de) Verfahren zur herstellung von aliphatischen geradkettigen und ss-alkylverzweigten carbonsauren
DE60133473D1 (de) Verfahren zur Herstellung von Acrylsäure
ATE394359T1 (de) Verfahren zur aeroben, übergangsmetallfreien, katalytischen oxidation von alkoholen unter milden bedingungen und verwendung von stabilen freien nitroxylradikalen
ATE480510T1 (de) Katalysatorsystem zur aeoroben oxidation von primären und sekundären alkoholen
DE50107992D1 (de) Verfahren zur herstellung aliphatischer carbonsäuren aus aldehyden
DE602006017608D1 (de) Verfahren zur herstellung von schwefelsäure
UA65568A (en) A process for the production of vinyl acetate
ATE540915T1 (de) Verfahren zur herstellung einer alpha- oxocarbonylverbindung
ATE527245T1 (de) Verfahren zur herstellung von ethylenoxid
ATE421949T1 (de) Verfahren zur herstellung von trimellitsäure
DE50204071D1 (de) Verfahren zur Herstellung von Metallformat-Ameisensäure-Mischungen
EP0872470A3 (de) Verfahren zur Herstellung von Naphtalin-2,6-dicarbonsäure
ATE312796T1 (de) Verfahren zur herstellung von wasserstoffperoxid
CN104829449B (zh) 一种合成2,5-二羟基对苯二甲酸的方法
ATE387419T1 (de) Verfahren zur herstellung aliphatischer carbonsäuren aus aldehyden
TW200718685A (en) Process for preparing vinyl acetate with utilization of the heat of reaction liberated
RU2164911C2 (ru) Способ получения замещенного 4-гидроксибензальдегида
EP1752437A4 (de) Verfahren zur herstellung von (meth)acrylsäure oder (meth)acrolein
NO20013279D0 (no) Partiell oksidasjon av polyoksyalkylenpolyol blandinger til polykarboksylsyre blandinger
ATE311356T1 (de) Ein verbessertes verfahren zur herstellung von adipinsäure
ATE243182T1 (de) Verfahren zur herstellung von 2,3,5-trimethyl-p- benzochinon
DE60114234D1 (de) Verbessertes verfahren zur herstellung von carbonsäuren
JPH07116097B2 (ja) ピロメリツト酸の製造方法
DE50301881D1 (de) Verfahren zur herstellung von cyanwasserstoff durch oxidation stickstoffhaltiger kohlenwasserstoffe in einer flamme
EP1734028A4 (de) Verfahren zur herstellung von acrolein und/oder acrylsäure

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties