CS228934B2 - Method of and apparatus for preparing phtalanhydride - Google Patents

Method of and apparatus for preparing phtalanhydride Download PDF

Info

Publication number
CS228934B2
CS228934B2 CS824398A CS439882A CS228934B2 CS 228934 B2 CS228934 B2 CS 228934B2 CS 824398 A CS824398 A CS 824398A CS 439882 A CS439882 A CS 439882A CS 228934 B2 CS228934 B2 CS 228934B2
Authority
CS
Czechoslovakia
Prior art keywords
naphthalene
xylene
oxidation
catalyst
phthalic anhydride
Prior art date
Application number
CS824398A
Other languages
Czech (cs)
English (en)
Inventor
Francesco Benedetti
Ezio Polacco
Angelo Celli
Original Assignee
Italiana Carbochimica
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 Italiana Carbochimica filed Critical Italiana Carbochimica
Publication of CS228934B2 publication Critical patent/CS228934B2/cs

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Furan Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
CS824398A 1981-06-16 1982-06-14 Method of and apparatus for preparing phtalanhydride CS228934B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8122358A IT1226043B (it) 1981-06-16 1981-06-16 Procedimento per l'ottenimento di anidride ftalica partendo da ortoxilolo, naftalina e loro miscele per ossidazione in presenza di un catalizzatore specifico e catalizzatore ottenuto con la messa in opera del procedimento

Publications (1)

Publication Number Publication Date
CS228934B2 true CS228934B2 (en) 1984-05-14

Family

ID=11195178

Family Applications (1)

Application Number Title Priority Date Filing Date
CS824398A CS228934B2 (en) 1981-06-16 1982-06-14 Method of and apparatus for preparing phtalanhydride

Country Status (12)

Country Link
US (1) US4472587A (fr)
JP (1) JPS5874675A (fr)
AU (1) AU8463382A (fr)
BE (1) BE893521A (fr)
BR (1) BR8203499A (fr)
CS (1) CS228934B2 (fr)
DE (1) DE3219540A1 (fr)
FR (1) FR2507600A1 (fr)
GB (1) GB2104066B (fr)
IT (1) IT1226043B (fr)
YU (1) YU130882A (fr)
ZA (1) ZA823512B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4728503A (en) * 1984-11-02 1988-03-01 Mitsubishi Jukogyo Kabushiki Kaisha Filter medium for treating an exhaust gas
US4705770A (en) * 1986-07-07 1987-11-10 Aristech Chemical Corporation Method of making anatase-titania attrition-resistant catalyst composition
JPS63253080A (ja) * 1987-04-10 1988-10-20 Nippon Steel Chem Co Ltd 無水フタル酸の製造方法
DE3719476A1 (de) * 1987-06-11 1988-12-29 Huels Chemische Werke Ag Verfahren zur herstellung von phthalsaeureanhydrid durch gasphasenoxidation eines o-xylol-naphthalin-gemisches
JPH01190677A (ja) * 1988-01-27 1989-07-31 Nippon Steel Chem Co Ltd 無水フタル酸の製造法
DE4034787A1 (de) * 1990-11-02 1992-05-07 Zimmer Ag Verfahren zur erzeugung homogener o-xylol-naphthalin-luft-gemische fuer die phthalsaeureanhydrid-herstellung
AU650796B2 (en) * 1991-10-25 1994-06-30 Nippon Shokubai Co., Ltd. Method for production of phthalic anhydride by vapor-phase oxidation of mixture of ortho-xylene with naphthalene
DE19823275A1 (de) 1998-05-26 1999-12-02 Basf Ag Verfahren zur Herstellung von Phthalsäureanhydrid durch katalytische Gasphasenoxidation von x-Xylol-/-Naphthalin-Gemischen
BR112012025988A2 (pt) 2010-04-13 2015-09-08 Basf Se processo para controlar um reator de oxidação em fase gasosa para a preparação de anidrido ftálico
CN108794439B (zh) * 2017-05-02 2021-09-21 中国科学院大连化学物理研究所 一种苯酞的制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB922749A (en) * 1960-09-16 1963-04-03 American Cyanamid Co Preparation of phthalic anhydride
GB1063153A (en) * 1965-02-26 1967-03-30 Ici Ltd Catalytic process for the manufacture of phthalic anhydride
DE2106796C3 (de) * 1971-02-12 1981-09-24 Wacker-Chemie GmbH, 8000 München Verfahren zur Herstellung Festbettkatalysatoren mit einem Überzug aus Vanadiumpentoxid und Titandioxid
DE2238067C3 (de) * 1972-08-02 1979-04-12 Wacker-Chemie Gmbh, 8000 Muenchen Verfahren zur Herstellung von Phthalsäureanhydrid
DE2510994B2 (de) * 1975-03-13 1977-04-14 Basf Ag, 6700 Ludwigshafen Vanadium- und titanhaltiger traegerkatalysator
DE2546268C3 (de) * 1975-10-16 1983-11-24 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von Phthalsäureanhydrid aus o-Xylol oder Naphthalin
DE2914683A1 (de) * 1979-04-11 1980-10-16 Basf Ag Vanadium- und titan- und/oder zirkonhaltiger traegerkatalysator

Also Published As

Publication number Publication date
YU130882A (en) 1985-04-30
GB2104066A (en) 1983-03-02
JPS5874675A (ja) 1983-05-06
GB2104066B (en) 1985-08-21
DE3219540A1 (de) 1983-03-24
US4472587A (en) 1984-09-18
BR8203499A (pt) 1983-06-07
BE893521A (fr) 1982-10-01
ZA823512B (en) 1983-03-30
FR2507600A1 (fr) 1982-12-17
IT1226043B (it) 1990-12-10
AU8463382A (en) 1982-12-23
IT8122358A0 (it) 1981-06-16

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