ES452617A1 - Procedimiento para la obtencion de anhidrido de acido ftali-co. - Google Patents

Procedimiento para la obtencion de anhidrido de acido ftali-co.

Info

Publication number
ES452617A1
ES452617A1 ES452617A ES452617A ES452617A1 ES 452617 A1 ES452617 A1 ES 452617A1 ES 452617 A ES452617 A ES 452617A ES 452617 A ES452617 A ES 452617A ES 452617 A1 ES452617 A1 ES 452617A1
Authority
ES
Spain
Prior art keywords
vanadium pentoxide
titanium dioxide
weight
supported catalysts
catalysts containing
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
ES452617A
Other languages
English (en)
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 ES452617A1 publication Critical patent/ES452617A1/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
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/20—Vanadium, niobium or tantalum
    • B01J23/22—Vanadium
    • 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
    • C07C51/31—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting
    • C07C51/313—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting with molecular oxygen
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0215—Coating
    • B01J37/0221—Coating of particles
    • B01J37/0223—Coating of particles by rotation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
  • Furan Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

Procedimiento para la obtención de anhídrido de ácido ftálico, caracterizado porque comprende oxidar con aire o-xileno y/o naftalina a temperaturas comprendidas entre 300 y 500ºC en presencia de un catalizador soportado, formado por un soporte inerte, no poroso, y una fina capa de masa activa catalítica dispuesta sobre dicho soporte, que contiene de 1 a 39,9% en peso de pentóxido de vanadio; 60 a 98,9% en peso de dióxido de titanio, con un contenido en pentóxido de vanadio, referido al soporte del catalizador, de 0,05 a 4% en peso; y 0,1 a 10% en peso de rubidio y antimonio en una proporción atómica Rb:Sb de 1:1,5 hasta 1:30.
ES452617A 1975-10-24 1976-10-22 Procedimiento para la obtencion de anhidrido de acido ftali-co. Expired ES452617A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2547624A DE2547624C2 (de) 1975-10-24 1975-10-24 Vanadinpentoxid, Titandioxid, Antimon und Rubidium enthaltende Trägerkatalysatoren

Publications (1)

Publication Number Publication Date
ES452617A1 true ES452617A1 (es) 1978-03-01

Family

ID=5959987

Family Applications (1)

Application Number Title Priority Date Filing Date
ES452617A Expired ES452617A1 (es) 1975-10-24 1976-10-22 Procedimiento para la obtencion de anhidrido de acido ftali-co.

Country Status (10)

Country Link
US (1) US4096094A (es)
JP (1) JPS5948662B2 (es)
AT (1) AT345255B (es)
BE (1) BE847567A (es)
CA (1) CA1074288A (es)
DE (1) DE2547624C2 (es)
ES (1) ES452617A1 (es)
FR (1) FR2328510A1 (es)
GB (1) GB1554453A (es)
IT (1) IT1068254B (es)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4162992A (en) * 1978-01-03 1979-07-31 Monsanto Company Oxidation and ammoxidation catalysts
DE2814262A1 (de) * 1978-04-03 1979-10-18 Basf Ag Schalenkatalysatoren und verfahren zu ihrer herstellung
JPS591378B2 (ja) * 1979-12-03 1984-01-11 株式会社日本触媒 無水フタル酸製造用触媒
GB2084042B (en) * 1980-09-16 1984-05-10 Tioxide Group Ltd Method for the production of monolayer catalysts
US4397768A (en) 1981-02-26 1983-08-09 Oxidaciones Organicas, C.A. "Oxidor" Supported catalyst for the preparation of phthalic anhydride
DE3108101A1 (de) * 1981-03-04 1982-09-16 Basf Ag, 6700 Ludwigshafen Verfahren zur reaktivierung von vanadium enthaltenden oxidationskatalysatoren
US4582912A (en) * 1984-10-01 1986-04-15 Exxon Research & Engineering Co. Process for preparing carboxylic anhydride using improved catalysts
US4835126A (en) * 1986-05-06 1989-05-30 Exxon Research & Engineering Company Process for preparing a catalyst for the preparation of a carboxylic anhydride
US4705770A (en) * 1986-07-07 1987-11-10 Aristech Chemical Corporation Method of making anatase-titania attrition-resistant catalyst composition
JPS63117777A (ja) * 1986-09-09 1988-05-21 ティーピーアイ・コンポジティズ・インコーポレーテッド 流れ制御装置
IT1197899B (it) * 1986-10-20 1988-12-21 Alusuisse Italia Spa Catalizzatore di ossidazione e procedimento per la sua preparazione
US4931572A (en) * 1989-05-17 1990-06-05 Exxon Chemical Patents Inc. Aromatic carboxylic anhydride catalyst
DE4013051A1 (de) * 1990-04-24 1991-11-07 Basf Ag Verfahren zur herstellung von phthalsaeureanhydrid aus o-xylol
DE19707943C2 (de) 1997-02-27 1999-07-08 Basf Ag Verfahren zur Herstellung von Phthalsäureanhydrid und Katalysator hierfür
US6288273B1 (en) 1997-02-27 2001-09-11 Basf Aktiengesellschaft Method for producing shell catalysts for catalytic gas-phase oxidation of aromatic hydrocarbons
DE10206989A1 (de) 2002-02-19 2003-08-21 Basf Ag Verfahren zur Herstellung von Phthalsäureanhydrid
US9212157B2 (en) * 2010-07-30 2015-12-15 Basf Se Catalyst for the oxidation of o-xylene and/or naphthalene to phthalic anhydride
DE102017202351A1 (de) 2017-02-14 2018-08-16 Clariant International Ltd Katalysatormaterial zur Oxidation von Kohlenwasserstoffen mit antimondotiertem Titandioxid

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1909354A (en) * 1929-02-08 1933-05-16 Selden Co Method of catalytically oxidizing aromatic compounds
DE2007847A1 (en) * 1970-02-20 1971-09-30 Badische Anilin & Soda Fabrik AG, 6700 Ludwigshafen Vanadium/titanium oxide catalyst for phth-al - contng alkaline earth
JPS5024305B2 (es) * 1972-01-31 1975-08-14
US3862960A (en) * 1972-05-03 1975-01-28 Grace W R & Co Process for the oxidation of orthoxylene or naphthalene to phthalic anhydride
DE2260615A1 (de) * 1972-12-12 1974-06-20 Basf Ag Traegerkatalysator fuer die oxidation von o-xylol oder naphthalin zu phthalsaeureanhydrid
DE2350064A1 (de) * 1973-10-05 1975-04-17 Basf Ag Verfahren zur herstellung von phthalsaeureanhydrid
DE2436009C3 (de) * 1974-07-26 1982-04-22 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von Phthalsäureanhydrid

Also Published As

Publication number Publication date
AT345255B (de) 1978-09-11
BE847567A (fr) 1977-04-22
CA1074288A (en) 1980-03-25
FR2328510A1 (fr) 1977-05-20
IT1068254B (it) 1985-03-21
US4096094A (en) 1978-06-20
JPS5948662B2 (ja) 1984-11-28
GB1554453A (en) 1979-10-24
FR2328510B1 (es) 1980-03-07
DE2547624A1 (de) 1977-04-28
JPS5252884A (en) 1977-04-28
ATA788976A (de) 1978-01-15
DE2547624C2 (de) 1981-10-08

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