ATE421949T1 - Verfahren zur herstellung von trimellitsäure - Google Patents

Verfahren zur herstellung von trimellitsäure

Info

Publication number: ATE421949T1
Authority: AT; Austria
Prior art keywords: pseudocumene; trimellitic acid; oxygen; consumed; stage
Prior art date: 2005-05-13

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.)

2005-05-13

Filing date

2005-05-13

Publication date

2009-02-15

2005-05-13 Application filed by Polynt S P A filed Critical Polynt S P A

2009-02-15 Application granted granted Critical

2009-02-15 Publication of ATE421949T1 publication Critical patent/ATE421949T1/de

Links

ARCGXLSVLAOJQL-UHFFFAOYSA-N trimellitic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C(C(O)=O)=C1 ARCGXLSVLAOJQL-UHFFFAOYSA-N 0.000 title abstract 8
238000004519 manufacturing process Methods 0.000 title 1
GWHJZXXIDMPWGX-UHFFFAOYSA-N 1,2,4-trimethylbenzene Chemical compound CC1=CC=C(C)C(C)=C1 GWHJZXXIDMPWGX-UHFFFAOYSA-N 0.000 abstract 8
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 6
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 4
239000001301 oxygen Substances 0.000 abstract 4
229910052760 oxygen Inorganic materials 0.000 abstract 4
239000003054 catalyst Substances 0.000 abstract 3
239000007789 gas Substances 0.000 abstract 3
239000000203 mixture Substances 0.000 abstract 2
WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 abstract 1
PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 abstract 1
GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 abstract 1
229910052794 bromium Inorganic materials 0.000 abstract 1
229910017052 cobalt Inorganic materials 0.000 abstract 1
239000010941 cobalt Substances 0.000 abstract 1
GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract 1
229910052748 manganese Inorganic materials 0.000 abstract 1
239000011572 manganese Substances 0.000 abstract 1
238000000034 method Methods 0.000 abstract 1
230000003647 oxidation Effects 0.000 abstract 1
238000007254 oxidation reaction Methods 0.000 abstract 1
239000011541 reaction mixture Substances 0.000 abstract 1
230000009469 supplementation Effects 0.000 abstract 1

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

2005
- 2005-05-13 PL PL05425324T patent/PL1728778T3/pl unknown
- 2005-05-13 AT AT05425324T patent/ATE421949T1/de not_active IP Right Cessation
- 2005-05-13 DE DE602005012576T patent/DE602005012576D1/de not_active Expired - Lifetime
- 2005-05-13 EP EP05425324A patent/EP1728778B1/de not_active Expired - Lifetime
2006
- 2006-05-06 WO PCT/EP2006/004271 patent/WO2006119939A1/en not_active Ceased
- 2006-05-06 US US11/919,830 patent/US7709681B2/en active Active
- 2006-05-06 JP JP2008510472A patent/JP4981791B2/ja not_active Expired - Fee Related

Also Published As

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

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Legal Events

Date	Code	Title	Description
2009-07-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties