FR2658507A2 - Use of an aluminosilicate-type catalyst containing gallium in the aromatisation of light petroleum fractions (cuts) largely containing hydrocarbons containing 2 carbon atoms per molecule - Google Patents

Use of an aluminosilicate-type catalyst containing gallium in the aromatisation of light petroleum fractions (cuts) largely containing hydrocarbons containing 2 carbon atoms per molecule Download PDF

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Publication number
FR2658507A2
FR2658507A2 FR9001998A FR9001998A FR2658507A2 FR 2658507 A2 FR2658507 A2 FR 2658507A2 FR 9001998 A FR9001998 A FR 9001998A FR 9001998 A FR9001998 A FR 9001998A FR 2658507 A2 FR2658507 A2 FR 2658507A2
Authority
FR
France
Prior art keywords
zeolite
aromatisation
weight
catalyst
gallium
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.)
Pending
Application number
FR9001998A
Other languages
French (fr)
Inventor
Juguin Bernard
Bournonville Jean-Paul
Guth Jean-Louis
Raatz Francis
Kessler Henri
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.)
IFP Energies Nouvelles IFPEN
Original Assignee
IFP Energies Nouvelles IFPEN
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
Priority claimed from FR8916020A external-priority patent/FR2653764A1/en
Application filed by IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Priority to FR9001998A priority Critical patent/FR2658507A2/en
Publication of FR2658507A2 publication Critical patent/FR2658507A2/en
Pending legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/02—Boron or aluminium; Oxides or hydroxides thereof
    • C07C2521/04—Alumina
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • C07C2521/08—Silica
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/10—Magnesium; Oxides or hydroxides thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/16—Clays or other mineral silicates
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/08—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of gallium, indium or thallium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2529/00—Catalysts comprising molecular sieves
    • C07C2529/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites, pillared clays
    • C07C2529/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)

Abstract

The invention relates to the use of a zeolite catalyst in the aromatisation of a light C2 gas fraction in the presence of olefins. The aromatisation process is carried out in at least one moving-bed reactor, in the presence of a catalyst in the bead form, the catalyst generally having the following composition expressed by weight: a) 0.01 to 10% by weight of gallium b) 0.1 to 99.49% of matrix c) 0.5 to 99.89% of a zeolite with the following approximate chemical formula: M2/nO.Al2O3.xSiO2 where M represents a proton and/or a metal cation, n is the valency of the said cation, x is a number between 12 and 1000, the said zeolite having am MFI structure and additionally being synthesised in fluoride medium and having a fluorine content of between 0.01 and 1.5% by weight incorporated during the synthesis.

Description

La présente addition concerne l'utilisation d'un catalyseur de type aluminosilicate comprenant une zéolithe de structure MFI, synthétisée en milieu fluorure, contenant du silicium, de l'aluminium, et du gallium, dans les réactions d'aromatisation des coupes légères contenant en majeure partie 2 atomes de carbone par molécule en présence d'olefines, et de gaz inertes tels que le méthane, l'azote, l'oxyde de carbone et l'hydrogène. L'aromatisation est effectuée dans au moins un réacteur à lit circulant de catalyseur. I1 convient alors que le catalyseur soit utilise sous forme de billes. The present addition relates to the use of a catalyst of the aluminosilicate type comprising a zeolite with an MFI structure, synthesized in a fluoride medium, containing silicon, aluminum, and gallium, in the aromatization reactions of light cuts containing in mainly 2 carbon atoms per molecule in the presence of olefins, and inert gases such as methane, nitrogen, carbon monoxide and hydrogen. The aromatization is carried out in at least one reactor with a circulating catalyst bed. It is then advisable for the catalyst to be used in the form of beads.

La présente addition concerne également l'utilisation en aromatisation de coupes à forte teneur en C2 (éthane et éthylène) d'un catalyseur du type aluminosilicate de composition suivante exprimée en poids a) 0,01 à 10 % en poids de gallium, de préférence 0,3 à 7 %, b) 0,1 à 99,49 % (et de préférence 10 à 40 %) d'une matrice choisie
dans le groupe formé par l'alumine, la silice, la magnésie, une
argile et toute combinaison d'au moins deux des composés précites
et c) 0,50 à 99, 89 % (et de préférence 60 à 90 %) d'une zéolithe
synthétique en milieu fluorure de formule chimique approchée
généralement la suivante
M2/nO, A1203, xSi02, où
M représente un proton et/ou un cation métallique
n est la valence du cation
x est un nombre compris entre 12 et 1000 (rapport molaire
Si02/A1203), la zéolithe ayant une teneur en fluor comprise entre
0,01 et 1,5 % en poids, de préférence 0,1 à 1 % en poids, le fluor
étant incorporé lors de la synthèse, la dite zéolithe étant aussi
caractérisée par un diagramme de diffraction X présenté dans le
tableau 1 du brevet principal.The present addition also relates to the use in aromatization of cuts with a high C2 content (ethane and ethylene) of a catalyst of the aluminosilicate type of the following composition expressed by weight a) 0.01 to 10% by weight of gallium, preferably 0.3 to 7%, b) 0.1 to 99.49% (and preferably 10 to 40%) of a chosen matrix
in the group formed by alumina, silica, magnesia, a
clay and any combination of at least two of the above compounds
and c) 0.50 to 99.89% (and preferably 60 to 90%) of a zeolite
synthetic in fluoride medium with approximate chemical formula
usually the following
M2 / nO, A1203, xSi02, where
M represents a proton and / or a metal cation
n is the valence of the cation
x is a number between 12 and 1000 (molar ratio
Si02 / A1203), the zeolite having a fluorine content of between
0.01 and 1.5% by weight, preferably 0.1 to 1% by weight, fluorine
being incorporated during the synthesis, the so-called zeolite being also
characterized by an X-ray diffraction diagram presented in the
Table 1 of the main patent.

En utilisant les techniques de la présente addition on a constaté des sélectivités en aromatiques très stables dans des conditions longues de fonctionnement de l'ordre de 500 heures et plus selon les conditions opératoires utilisées.  Using the techniques of the present addition, very stable aromatics selectivities have been found under long operating conditions of the order of 500 hours or more depending on the operating conditions used.

Claims (3)

REVENDICATIONS 1) Utilisation selon la revendication 1 du brevet principal, pour1) Use according to claim 1 of the main patent, for l'aromatisation d'une coupe constituée en majeure partie the flavoring of a cup consisting for the most part d'hydrocarbures à 2 atomes de carbone par molécule d'un of hydrocarbons with 2 carbon atoms per molecule of a catalyseur renfermant en poids catalyst containing by weight a) 0,01 à 10 % de gallium, a) 0.01 to 10% of gallium, b) 0,1 à 99,49 % d'une matrice choisie dans le groupe constitué b) 0.1 to 99.49% of a matrix chosen from the group made up par l'alumine, la silice, la magnésie, une argile et toute by alumina, silica, magnesia, clay and all combinaison d'au moins deux des composés précités, combination of at least two of the above-mentioned compounds, c) 0,50 à 99,89 % d'une zéolithe synthétisée en milieu fluorure,  c) 0.50 to 99.89% of a zeolite synthesized in a fluoride medium, de rapport molaire SiO /Al 0 compris entre 12 et 1000, ladite of SiO / Al 0 molar ratio between 12 and 1000, said 2 23  2 23 zéolithe ayant en outre une teneur en fluor comprise entre zeolite further having a fluorine content of between 0,01 et 1,5 % en poids, le fluor étant incorporé lors de la 0.01 and 1.5% by weight, the fluorine being incorporated during the synthèse de la dite zéolithe, laquelle possède un diagramme de synthesis of the so-called zeolite, which has a diagram of diffraction X conforme au tableau 1 du brevet principal. X-ray diffraction in accordance with Table 1 of the main patent. 2) Utilisation selon la revendication 1 d'un catalyseur renfermant2) Use according to claim 1 of a catalyst containing 10 à 40 % de matrice et 60 à 90 % de zéolithe. 10 to 40% of matrix and 60 to 90% of zeolite. 3) Utilisation selon la revendication 1 d'un catalyseur sous forme3) Use according to claim 1 of a catalyst in the form de billes, l'aromatisation étant effectuée dans au moins un of beads, the flavoring being carried out in at least one réacteur à lit circulant de catalyseur.  circulating catalyst bed reactor.
FR9001998A 1989-11-01 1990-02-16 Use of an aluminosilicate-type catalyst containing gallium in the aromatisation of light petroleum fractions (cuts) largely containing hydrocarbons containing 2 carbon atoms per molecule Pending FR2658507A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9001998A FR2658507A2 (en) 1989-11-01 1990-02-16 Use of an aluminosilicate-type catalyst containing gallium in the aromatisation of light petroleum fractions (cuts) largely containing hydrocarbons containing 2 carbon atoms per molecule

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8916020A FR2653764A1 (en) 1989-11-01 1989-11-01 Use of a catalyst of aluminosilicate type containing gallium in aromatisation of light fractions largely containing hydrocarbons containing two carbon atoms per molecule
FR9001998A FR2658507A2 (en) 1989-11-01 1990-02-16 Use of an aluminosilicate-type catalyst containing gallium in the aromatisation of light petroleum fractions (cuts) largely containing hydrocarbons containing 2 carbon atoms per molecule

Publications (1)

Publication Number Publication Date
FR2658507A2 true FR2658507A2 (en) 1991-08-23

Family

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Application Number Title Priority Date Filing Date
FR9001998A Pending FR2658507A2 (en) 1989-11-01 1990-02-16 Use of an aluminosilicate-type catalyst containing gallium in the aromatisation of light petroleum fractions (cuts) largely containing hydrocarbons containing 2 carbon atoms per molecule

Country Status (1)

Country Link
FR (1) FR2658507A2 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3926781A (en) * 1973-10-09 1975-12-16 Shell Oil Co Catalytic cracking of paraffinic naphtha
EP0172068A1 (en) * 1984-07-20 1986-02-19 COMPAGNIE FRANCAISE DE RAFFINAGE Société anonyme dite: Process for synthesizing zeolites of the aluminosilicate-type, products obtained by this process and use thereof
EP0186949A1 (en) * 1984-11-16 1986-07-09 The British Petroleum Company p.l.c. Production of aromatics from ethane and/or ethylene
EP0303527A1 (en) * 1987-08-14 1989-02-15 Institut Français du Pétrole Catalyst of aluminosilicate with at least one noble metal and its use for the isomerisation of C8 fraction
EP0351312A1 (en) * 1988-07-12 1990-01-17 Institut Français du Pétrole Gallium-containing aluminosilicate catalyst and its use in the aromatizing of C2-C4 light gases

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3926781A (en) * 1973-10-09 1975-12-16 Shell Oil Co Catalytic cracking of paraffinic naphtha
EP0172068A1 (en) * 1984-07-20 1986-02-19 COMPAGNIE FRANCAISE DE RAFFINAGE Société anonyme dite: Process for synthesizing zeolites of the aluminosilicate-type, products obtained by this process and use thereof
EP0186949A1 (en) * 1984-11-16 1986-07-09 The British Petroleum Company p.l.c. Production of aromatics from ethane and/or ethylene
EP0303527A1 (en) * 1987-08-14 1989-02-15 Institut Français du Pétrole Catalyst of aluminosilicate with at least one noble metal and its use for the isomerisation of C8 fraction
EP0351312A1 (en) * 1988-07-12 1990-01-17 Institut Français du Pétrole Gallium-containing aluminosilicate catalyst and its use in the aromatizing of C2-C4 light gases

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN *

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