EP3618959A1 - Procede d'addition indirecte d'un compose organique a un solide poreux - Google Patents
Procede d'addition indirecte d'un compose organique a un solide poreuxInfo
- Publication number
- EP3618959A1 EP3618959A1 EP18723729.2A EP18723729A EP3618959A1 EP 3618959 A1 EP3618959 A1 EP 3618959A1 EP 18723729 A EP18723729 A EP 18723729A EP 3618959 A1 EP3618959 A1 EP 3618959A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- organic compound
- batch
- porous
- solid
- porous solid
- 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.)
- Withdrawn
Links
Classifications
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G45/00—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds
- C10G45/02—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing
- C10G45/04—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing characterised by the catalyst used
- C10G45/06—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing characterised by the catalyst used containing nickel or cobalt metal, or compounds thereof
- C10G45/08—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing characterised by the catalyst used containing nickel or cobalt metal, or compounds thereof in combination with chromium, molybdenum, or tungsten metals, or compounds thereof
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- 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/186—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J27/188—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with chromium, molybdenum, tungsten or polonium
- B01J27/19—Molybdenum
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- 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
- B01J37/0201—Impregnation
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- 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
- B01J37/0201—Impregnation
- B01J37/0205—Impregnation in several steps
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- 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
- B01J37/0201—Impregnation
- B01J37/0207—Pretreatment of the support
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- 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
- B01J37/0238—Impregnation, coating or precipitation via the gaseous phase-sublimation
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- 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
- B01J37/20—Sulfiding
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- 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
- B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
- B01J35/45—Nanoparticles
Definitions
- the present invention relates to a process for adding an organic compound to a porous solid, in particular to a porous catalyst support.
- the process according to the invention can be integrated into a process for the preparation of a heterogeneous catalyst said to be "additive" to an organic compound comprising a porous support on which at least one metal of group VI and / or at least one metal is deposited.
- Group VIII State of the art
- Conventional hydrotreatment catalysts generally comprise a support based on an oxide of a metal (for example aluminum) or a metalloid (for example silicon) and an active phase based on at least one metal group VIB and / or at least one group VIII metal in their oxide forms and optionally phosphorus.
- the preparation of these catalysts generally comprises a step of impregnating the metals and phosphorus on the support, optionally followed by a maturation step, followed by drying and calcination to obtain the active phase in their forms. oxides.
- these catalysts are generally subjected to sulphidation in order to form the active species.
- a family of compounds now well known in the literature relates to chelating nitrogen compounds (EP 181035, EP 1043069 and US 6,540,908) with, for example, ethylenediaminetetraacetic acid (EDTA), ethylenediamine, diethylenetriamine or nitrilotriacetic acid (NTA).
- EDTA ethylenediaminetetraacetic acid
- NTA nitrilotriacetic acid
- the processes for preparing the additivated catalysts generally implement an impregnation step in which the organic compound is introduced, optionally in solution in a solvent, so as to fill the entire porosity of the support impregnated or not with metal precursors in order to obtain a homogeneous distribution. This leads to the use of large amounts of compound or to diluting the organic compound in a solvent.
- a drying step is then necessary to remove the excess of compound or the solvent and thus release the porosity necessary for the implementation of the catalyst.
- the additional cost of the excess of the organic compound or the use of a solvent is added the cost of a unit step additional drying preparation, the latter being energy-consuming.
- the evaporation of the solvent can also be accompanied by a partial loss of the organic compound by vaporization and thus a loss of catalytic activity.
- An object of the invention is to provide a process for adding an organic compound to a porous solid, in particular a catalyst support or a catalyst precursor and a process for preparing a catalyst which is simplified and less expensive to implement industrially.
- a first subject of the invention relates to a process for adding an organic compound to a porous solid comprising a step a) in which a first batch of porous solid rich in a solid is placed in a closed or open enclosure. organic compound with a second batch of porous solid poor in said organic compound, step a) being carried out under conditions of temperature, pressure and duration such that a fraction of said organic compound is transferred by gas from the first batch of porous solid to the second batch of porous solid.
- the term "bringing into contact” designates the fact that the solids are present at the same time in the chamber without there necessarily being a physical contact of the two batches of solids.
- the term "rich in organic compound” reflects the fact that the solid contains more than 50% of the total amount of said organic compound used in step a), preferably at least 60%, preferably at least 80%, preferably at least 90% and preferably 100%.
- the porous solid rich in organic compound contains 100% of the total amount involved in step a) and the second batch of organic compound-poor solid therefore contains 0% of the total amount of said compound. organic.
- the step a) of contacting is carried out at a temperature below the boiling point of the organic compound.
- step a) bringing said batches into contact is carried out by physically contacting the first and second batches of porous solid.
- it is carried out in a storage or transport container.
- step a) bringing said batches into contact is carried out in an enclosure comprising two separate compartments in gas communication, said zones being able to contain respectively the first and second batches of porous solid so that the placing in the presence of the support batches is done without physical contact.
- step b ") said initial batch is separated into a first and a second distinct fraction, c") is introduced into the first solid fraction resulting from step b ") the organic compound in liquid form so as to provide the first batch of solid rich in organic compound;
- the first batch of support rich in organic compound resulting from step c") is brought into contact with the second solid fraction resulting from step b ") under conditions of temperature, pressure and duration such as that a fraction of that The organic compound is gaseous transferred from the first batch of porous solid to the second batch of porous solid.
- step a) may be carried out in the presence of a circulation of a carrier gas.
- step a) At least a fraction of the solid resulting from step a) is separated and said fraction is recycled to step a).
- Step a) is preferably carried out at an absolute pressure of between 0 and 1 MPa.
- the porous solid may be selected from a catalyst support and a catalyst support further comprising at least one Group VIB metal and / or at least one Group VIII metal.
- the porous support is based on an oxide of a metal and / or a metalloid.
- the porous support is based on alumina and / or silica.
- the method for adding the organic compound according to the invention may be integrated in a catalyst production chain said additive of an organic compound.
- the present invention therefore relates to a process for preparing a catalyst comprising a porous support, at least one Group VIB metal and / or at least one Group VIII metal and at least one organic compound.
- the preparation process comprising at least the following steps:
- the method of adding at least one organic compound according to any one of the preceding claims is carried out by placing the porous support in the presence of a porous solid containing said organic compound so as to provide a batch of porous support containing said organic compound,
- step i) being performed separately before or after steps ii) and iii).
- the process for adding the organic compound according to the invention may be carried out one or more times in a production line of an additivated catalyst in order to introduce one or more organic compounds before the impregnation step. of the active metal phase, and / or to allow the introduction of one or more organic compounds onto a porous support already containing an active metal phase which may be optionally sulphured.
- the porous support is subjected to an impregnation step with a solution comprising at least one Group VIB metal and / or at least one a group VIII metal so as to deposit an active metal phase (step ii).
- the porous support impregnated with the active metal phase is optionally subjected to a maturation step and is then dried (step iii) in order to eliminate the solvent provided by step ii).
- the porous support containing the active and dried metallic phase is subjected to a step of adding the organic compound according to step i) so as to provide an additive catalyst of said organic compound.
- the catalyst support used in this embodiment A) of the preparation process may also already contain one or more organic compounds different from that used in step i). This or these additional organic compounds may have been incorporated into the porous catalyst support by means of the addition process according to the invention or according to any other method known to those skilled in the art.
- the support containing no active metal phase is first subjected to a step of adding the organic compound according to step i) so as to provide an additivated catalyst support, which is sent to the step of impregnating the active phase (step ii).
- This step may consist in bringing the additive-containing support into contact with a solution containing at least one precursor of at least one Group VIII metal and / or at least one precursor of at least one Group VIB metal.
- the additive catalyst thus obtained is optionally left to mature and then subjected to a drying step (step iii) in order to remove the solvent provided during the step of impregnating the metal precursors of the active phase.
- the porous support used may optionally already contain one or more organic compounds different from that used in step i), the additional organic compound or compounds having been incorporated into the catalyst support by means of the addition process according to the invention or according to any other method known to those skilled in the art.
- the step ii) of introduction of the metals can implement a solution containing at least one precursor of said group VIII metals and / or at least one precursor of the said Group VIB metals and further one or more organic compounds different from that of step i).
- the additivated catalyst obtained at the end of steps i) to iii) described above can also be treated by a plurality of subsequent steps in order to incorporate one or more additional organic compounds other than the one used in the process. step i).
- the incorporation of one or more other additional additional organic compounds may be carried out at means of the addition process according to the invention or according to any other method known to those skilled in the art.
- the other additional organic compound (s) may for example be introduced according to one of the embodiments described in document FR 3 035 008.
- the additive catalysts prepared according to the invention may contain as active phase one or more Group VIB and / or Group VIII metals.
- the preferred Group VIB metals are molybdenum and tungsten and the preferred Group VIII metals are non-noble elements, particularly cobalt and nickel.
- the active phase is chosen from the group formed by the combinations of cobalt-molybdenum, nickel-molybdenum, nickel-tungsten or nickel-cobalt-molybdenum, or nickel-molybdenum-tungsten elements.
- the catalysts generally have a total content of Group VIB metals and / or Group VIII greater than 6% by weight expressed as oxide relative to the total weight of dry catalyst.
- the total content of Group VIB metals is between 5 and 40% by weight, preferably between 8 and 35% by weight, and more preferably between 10 and 32% by weight expressed as Group VIB metal oxide relative to total weight of dry catalyst.
- the total content of metals of group VIII is generally between 1 and 10% by weight, preferably between 1.5 and 9% by weight, and more preferably between 2 and 8% by weight expressed in Group VIII metal oxide relative to to the total weight of dry catalyst.
- the molar ratio of Group VIII metals to Group VIB metals in the catalyst is preferably between 0.1 and 0.8, preferably between 0.15 and 0.6, and even more preferably between 0.2 and 0.5.
- the catalyst may also include phosphorus as a dopant.
- the phosphorus content in said catalyst is preferably between 0.1 and 20% by weight, expressed as P205, preferably between 0.2 and 15% by weight, expressed as P205, and very preferably between 0.3 and 11% by weight. weight expressed as P205 relative to the total weight of dry catalyst.
- the molar phosphorus ratio on the Group VIB metals in the catalyst is greater than or equal to 0.05, preferably greater than or equal to 0.07, preferably of between 0.08 and 1, preferably of between 0.01 and 0.9 and very preferably between 0.15 and 0.8.
- the catalyst may advantageously also contain at least one dopant chosen from boron, fluorine and a mixture of boron and fluorine.
- the boron content is preferably between 0.1 and 10% by weight expressed in boron oxide, preferably between 0.2 and 7% by weight, and very preferably between 0.2 and 5% by weight relative to the weight total dry catalyst.
- the fluorine content is preferably between 0.1 and 10% by weight expressed as fluorine, preferably between 0.2 and 7% by weight, and very preferably between 0.2 and 5% by weight. % by weight relative to the total weight of dry catalyst.
- the additivated catalysts thus prepared are especially used for the hydrotreatment reactions of hydrocarbon feeds such as petroleum cuts or for the synthesis of hydrocarbons from synthesis gas.
- hydrotreatment includes, in particular, total or selective hydrogenation reactions, hydrodenitrogenation, hydrodearomatization, hydrodesulphurization, hydrodeoxygenation, hydrodemetallation, and hydrocracking of hydrocarbon feeds.
- the additive catalyst generally undergoes a sulphurization step.
- the feedstocks employed in the hydrotreatment process are, for example, gasolines, gas oils, vacuum gas oils, atmospheric residues, vacuum residues, atmospheric distillates, vacuum distillates, heavy fuels, oils, and waxes. and paraffins, waste oils, deasphalted residues or crudes, feeds from thermal or catalytic conversion processes, lignocellulosic feedstocks or biomass feedstocks, alone or as a mixture.
- the operating conditions used in the processes implementing the hydrotreatment reactions of hydrocarbon feedstocks described above are generally the following: the temperature is advantageously between 180 and 450 ° C., and preferably between 250 and 440 ° C., the pressure is advantageously between 0.5 and 30 MPa, and preferably between 1 and 18 MPa, the hourly space velocity is advantageously between 0.1 and 20 h -1 and preferably between 0.2 and 5 h 1 , and the hydrogen / charge ratio expressed as a volume of hydrogen, measured under normal conditions of temperature and pressure, per volume of liquid charge is advantageously between 50 l / l to 5000 l / l and preferably between 80 at 2000 l / l.
- the present invention relates to a process for adding an organic compound to a porous solid which is, for example, a porous catalyst support or a porous support which already contains at least one Group VIB metal and / or at least one Group VIII metal which will be referred to as "catalyst precursor" in the rest of the description.
- the porous support is based on at least one oxide of a metal or a metalloid.
- the porous support is based on alumina or silica or silica-alumina.
- the support When the support is based on alumina, it contains more than 50% by weight of alumina.
- the alumina is gamma alumina.
- the support is a silica-alumina that is to say that it contains at least 50% by weight of alumina.
- the silica content in the support is at most 50% by weight, most often less than or equal to 45% by weight, preferably less than or equal to 40% by weight.
- the support of said catalyst is based on silica, it contains more than 50% by weight of silica and, in general, it contains only silica.
- the support consists of alumina, silica or silica-alumina.
- the support may also advantageously contain from 0.1 to 50% by weight of zeolite.
- the zeolite is chosen from the group FAU, BEA, ISV, IWR, IWW, MEI, UWY and, preferably, the zeolite is chosen from the group FAU and BEA, such as zeolite Y and / or beta.
- the support may contain at least one doping element, such as, for example, phosphorus.
- the porous solid has a total pore volume of between 0.1 and 1.5 cm 3 / g, preferably between 0.4 and 1.1 cm 3 / g.
- the total pore volume is measured by mercury porosimetry according to ASTM D4284 with a wetting angle of 140 °, as described in Rouquerol F .; Rouquerol J .; Singh K. "Adsorption by Powders & Porous Solids: Principle, Methodology and Applications", Academy Press, 1999, for example, using an Autopore III TM model from the Microméritics TM brand.
- the specific surface of the porous solid is advantageously between 5 and 400 m 2 / g, preferably between 10 and 350 m 2 / g, more preferably between 40 and 350 m 2 / g.
- the specific surface is determined in the present invention by the BET method according to ASTM D3663, a method described in the same work cited above.
- the porous solid is generally in the form of balls, extrudates, pellets, or irregular and non-spherical agglomerates whose specific shape can result from a crushing step.
- the process for adding the organic compound can be carried out on a porous solid which is a catalyst precursor, that is to say on a porous support further comprising at least one Group VIB metal and / or or at least one metal of the group VIII.
- the groups of chemical elements are given according to the CAS classification (CRC Handbook of Chemistry and Physics, editor CRC press, editor in chief DR Lide, 81 st edition, 2000-2001).
- group VIII according to the CAS classification corresponds to the metals of columns 8, 9 and 10 according to the new IUPAC classification.
- the catalyst precursor may be a fresh catalyst precursor, that is to say which has not been used before in a catalytic unit and in particular in hydrotreatment and / or hydrocracking.
- the catalyst precursor according to the invention may also be a so-called "regenerated” catalyst.
- the term “regenerated catalyst” refers to a catalyst which has been previously used in a catalytic unit and in particular in hydrotreatment and which has been subjected to at least one calcination step in order to burn the coke (regeneration).
- the process for adding the organic compound according to the invention consists in bringing together, in an open or closed enclosure, a first batch of porous solid rich in an organic compound which has been previously deposited on said solid in the liquid state with a second batch of porous solid poor in said organic compound.
- the purpose of this bringing the porous solids into contact is to allow a gaseous transfer of a part of the organic compound contained in the first batch of porous solid into the second batch of porous solid.
- the term "low in organic compound” covers in particular the case where the second batch of porous solid is free of said organic compound.
- the process according to the invention is based on the principle of the existence of a vapor pressure of the organic compound at a given temperature and pressure.
- part of the organic compound molecules of the porous solid lot rich in organic compound passes in gaseous form (vaporization) and is then transferred (by gaseous route) to the organic-poor solid.
- the porous solid rich in organic compound acts as a source of organic compound for enriching the organic porous solid poor in organic compound.
- the porous solid for example a porous catalyst support or a catalyst precursor
- the organic compound is not diluted in a solvent.
- An advantage of the process according to the invention compared to the processes of the prior art therefore lies in the absence of a drying step which is conventionally used to remove the solvent after the impregnation step and therefore to be less energy-consuming. compared to conventional methods.
- This absence of a drying step makes it possible to avoid any loss of compound organic vaporization or degradation.
- the method according to the invention requires a smaller number of unit steps.
- the volume of organic compound used is strictly less than the total volume of the accessible porosity of the solids implemented in step a) and is fixed relative to the quantity of organic compound targeted on the batches of solids at the end of step a) of bringing into contact.
- Another advantage of the invention is the use of a smaller amount of organic compound compared to the case of the prior art where, in the absence of solvent, all the porosity should be filled with organic compound.
- the mass ratio (first batch of solid rich in organic compound) / (second batch of low organic solid) is a function of the porous distribution of solids and the objective in terms of the amount of organic compound targeted on the solids derived from step a) of bringing into contact.
- This mass ratio is generally less than or equal to 10, preferably less than 2 and even more preferably between 0.05 and 1 inclusive.
- step a) of bringing the porous solids into contact is carried out under conditions of temperature, pressure and duration so as to achieve a balancing of the amount of organic compound on the two batches of porous solids.
- the term "equilibration” refers to the fact that at the end of step a) bringing into contact at least 50% by weight of the first and second lots of porous solids have an amount of said organic compound equal to more than or at least 50% of the targeted amount, preferably at least 80% by weight of the first and second lots of porous solids have an amount of said organic compound equal to plus or minus 40% of the targeted amount and even more preferably at least 90% % by weight of the first and second solids have an amount of said organic compound equal to plus or minus 20% of the targeted amount.
- equilibration is achieved when at least 50% by weight of the porous solids have an amount of said organic compound which corresponds to a content of between 2.5 and 7.5% by weight, preferably when at least 80% by weight of the solids have an amount of said organic compound which corresponds to a content which is between 3 and 7% by weight, and even more preferably, when at least 90% by weight of the solids have an amount of said organic compound which corresponds to at a content of between 4 and 6% by weight.
- the determination of these contents can be done by a statistically representative sampling for which the samples can be characterized for example by assaying the carbon and / or any heteroatoms contained in the organic compound or by thermogravimetry coupled to an analyzer, for example a spectrometer. mass, or Infra-Red spectrometer and thus determine the respective contents of organic compounds.
- the step of contacting batches of porous solids is preferably conducted under conditions of controlled temperature and pressure and so that the temperature is below the boiling temperature of said organic compound to be transferred by gaseous means.
- the operating temperature is less than 150 ° C.
- the absolute pressure is generally between 0 and 1 MPa, preferably between 0 and 0.5 MPa and more preferably between 0 and 0.2 MPa.
- the step of placing the porous solids in an open enclosure it will be ensured that the entrainment of the organic compound out of the enclosure is limited as much as possible.
- the step of bringing the porous solids into contact with one another may be carried out in a closed enclosure, for example in a container for storing or transporting the solid that is impervious to gas exchange with the external medium.
- the placing step can be done by controlling the composition of the gas comprising the atmosphere by the introduction of one or more gaseous compounds and optionally with a controlled hygrometry.
- the gaseous compound may be carbon dioxide, ammonia, air with controlled hygrometry, a rare gas such as argon, nitrogen, hydrogen, natural gas or a gas. refrigerant gas under the classification published by IUPAC.
- the step of placing in presence under a controlled gas atmosphere implements a forced circulation of the gas in the chamber.
- the step of contacting the batches of porous solids is performed by physically contacting said batches possibly with a step of mixing the batches before or during step a).
- This embodiment can advantageously be implemented in a container for transporting or storing the porous solid at ambient temperature and at atmospheric pressure.
- the step of contacting batches of porous solids is done without physical contact in an enclosure equipped with compartments able to contain respectively the first and the second batch of porous solids, the compartments being in communication with each other. in order to allow the passage of the organic compound in the gaseous state between the two compartments.
- organic compound that is in a liquid state at the temperature and pressure implemented at the step of adding the organic compound to the porous solid to provide the first batch of porous solid rich in organic compound, can be used in the process according to the invention.
- the organic compound may for example be chosen from organic molecules containing oxygen and / or nitrogen and / or sulfur.
- the organic compound is, for example, chosen from a compound comprising one or more chemical functional groups chosen from a carboxylic function, alcohol, thiol, thioether, sulphone, sulphoxide, ether, aldehyde, ketone, ester, carbonate, amine, nitrile, imide, oxime, urea and amide.
- it may be chosen from triethylene glycol, diethylene glycol, ethylene glycol, propylene glycol, diethylene glycol monomethyl ether, diethylene glycol monobutyl ether, ethylene glycol monobutyl ether, 1,4-butanediol, 1-butanediol and the like.
- the first batch of porous solid rich in organic compound only serves as vector in organic compound and is separated from the batch of porous solid recovered at the end of the step of bringing into contact.
- a first batch of porous solid will be used which has at least one physical characteristic which distinguishes it from the other batch of porous solid.
- the porous solid obtained at the end of the step a) of bringing into contact is advantageously used for the preparation of catalysts that are useful, for example, in processes for refining hydrocarbon feeds or for the synthesis of hydrocarbons from a synthesis gas (Fischer-Tropsch synthesis).
- the process for adding the organic compound according to the invention may be carried out one or more times in a production line of an additivated catalyst in order to introduce one or more organic compounds before the step of impregnation of the active metal phase and / or to allow the introduction of one or more organic compounds onto a porous support already containing an active metal phase which may be optionally sulphurised.
- the process for adding the organic compound according to the invention can also be introduced during the catalyst preparation process one or more additional organic compounds different from that used in step i) described above.
- the introduction of the additional organic compound (s) can be carried out using any method known to a person skilled in the art, for example those described in document FR 3 035 008.
- a solution containing the active phase metal (s) and one or more additional organic compounds it is possible to implement at stage ii) a solution containing the active phase metal (s) and one or more additional organic compounds.
- a solution for example aqueous, containing one or more additional organic compounds.
- the catalyst containing the porous support, a metal active phase and one or more organic compounds is subjected to a sulphidation step in order to convert the metal oxides to sulphides, possibly preceded by a drying step to remove the solvent provided during the step of introducing the metal phase.
- the additivated catalysts thus prepared are especially used for the hydrotreatment reactions of hydrocarbon feeds such as petroleum cuts or for the synthesis of hydrocarbons from synthesis gas.
- hydrotreatment includes, in particular, total or selective hydrogenation reactions, hydrodenitrogenation, hydrodearomatization, hydrodesulphurization, hydrodeoxygenation, hydrodemetallation, and hydrocracking of hydrocarbon feeds.
- the additive catalyst generally undergoes a sulphurization step.
- the feedstocks employed in the hydrotreatment process are, for example, gasolines, gas oils, vacuum gas oils, atmospheric residues, vacuum residues, atmospheric distillates, vacuum distillates, heavy fuels, oils, and waxes. and paraffins, waste oils, deasphalted residues or crudes, feeds from thermal conversion processes or catalytic, lignocellulosic feedstocks or biomass feedstocks, alone or as a mixture.
- FIG. 1 is a diagram illustrating the principle of addition of an organic compound according to the current practice known to those skilled in the art
- FIG. 2 is a diagram illustrating the process according to the invention for adding an organic compound according to a first embodiment
- FIG. 3 shows a diagram of the process for adding an organic compound according to another embodiment
- FIG. 4 is a diagram of the method of adding an organic compound according to a third embodiment.
- FIG. 1 corresponds to a block diagram showing a known method of adding an organic compound to a porous catalyst support or a catalyst precursor as described above, which is hereinafter referred to by the generic term "porous solid" ".
- the batch of solid 1 is subjected to optional pretreatment in a pretreatment unit 2 of the solid 1 intended, if necessary, to condition the solid before the step of impregnating the organic compound.
- This pretreatment step may be, for example and according to the desired effect, a preliminary drying step to adjust the residual moisture.
- This pretreatment can also be an addition by controlled addition of the same solvent, provided by line 3, that which is used during the impregnation of the organic compound in order to avoid a too strong reaction of the solid during the phase of impregnation of the organic compound.
- the type of reaction that is to be avoided is for example a strong release of heat due to the sudden adsorption of the solvent (such as water for example) on the active sites of the solid.
- the batch of solid 4 resulting from the pretreatment stage is sent to an impregnation unit 5 of the organic compound.
- this step employs a solution containing a solvent, for example water, in which the organic compound to be impregnated is dissolved.
- the impregnation solution is brought via line 6.
- the impregnation is carried out according to any method known to those skilled in the art and for example by dry impregnation.
- the solid in motion is subjected to a jet of the impregnating solution, the volume of spray solution being generally equivalent to the entire pore volume of the solid to be impregnated which is accessible to the solution.
- the impregnated solid is discharged via line 7 into a drying unit 8 in order to remove the solvent which has been incorporated in the solid together with the organic compound.
- Flow 9 represents the hot utility that is used to dry the solid, which is for example hot air. This results in a dry solid impregnated with the chosen organic compound.
- the amount introduced is not sufficient after a single impregnation step. In which case, it will be possible to use several impregnation and drying steps described above.
- the solid may undergo one or more impregnation steps of one or more Group VIB and / or Group VIII metals in order to deposit a metallic catalytic phase.
- the step or the impregnation steps can be followed, after possibly a maturation step, of a drying step at a moderate temperature, generally below 200 ° C.
- FIG. 2 describes the process according to the invention for adding an organic compound according to a first embodiment.
- the solid 1 having been, if necessary, packaged in the pretreatment unit 2 is transferred via line 4 to the unit 5 for introducing the organic compound.
- this impregnation step is carried out with the organic compound which is in the liquid state brought by line 6.
- the volume of liquid organic compound that is used is chosen so that it is strictly less than the pore volume of the total batch of porous solid 1 and porous solid 2 which is accessible to the liquid organic compound.
- the organic compound-rich solid is removed from the organic compound introduction unit via line 7 to a unit 20 in which said solid is brought into contact, preferably under controlled conditions (pressure / temperature / composition of the organic compound). gaseous atmosphere), with another batch of porous solid 2 poor in said organic compound, for example the amount of organic compound in the batch of porous solid 2 is zero.
- the objective of the step of placing the solids in the unit 20 together is to carry out the gas transfer of a part of the organic compound contained in the rich solid. organic compound to the organic compound-poor solid to provide at the end of the equilibration batch of solid 22 impregnated with said organic compound.
- the nature and the porous structure of the organic compound-rich solid and the organic compound-poor solid are also parameters that can be taken into account.
- the chemical composition of the solid rich in organic compound may be such that its adsorption capacity vis-à-vis the organic compound is lower than that of the solid to additiver.
- a similar effect can be obtained by adapting the porous structure of the organic compound-rich solid so that it has an average pore opening that is greater than that of the solid to be impregnated so as to promote transfer to the organic compound-poor solid. particularly in the case of a mechanism involving capillary condensation.
- the organic compound-poor solid can be selected from solid 23 before pretreatment or pretreated solid 24.
- the step of placing in contact with the solids according to the invention can be carried out with or without physical contact of the two batches of solids.
- the solids can be mixed before or during the step of bringing into contact.
- the placing step is preferably carried out at a temperature below the boiling point of the organic compound at the chosen pressure.
- the temperature may be less than 150 ° C. and for an absolute pressure range of between 0 and 1 MPa.
- the duration of this step is chosen so as to obtain a balancing as described above. In general, the higher the temperature and the lower the pressure, the shorter the time, which will be favorable for the integration of this step in a fast production line. Typically the duration is less than 24 hours, preferably less than 5 hours and preferably less than 1 hour.
- the unit 20 allowing the placing in the presence of solids is for example an enclosure preferably closed.
- a compartmented enclosure may be used to receive in two respective compartments the organic compound-rich solid and the organic compound-poor solid, the compartments being configured to allow the passage of the organic compound in the gaseous state between the two compartments.
- the placing step can also be carried out in a suitable storage or transport container in which the mixed solids are mixed. This type of implementation can be practiced when the balancing time is not critical.
- FIG. 3 represents another embodiment of the process for adding the organic compound according to the invention which differs from that of FIG. 2 in that the batches of organic compound-rich solid and of organic-poor solid are obtained at the same time at the end of the step of impregnating a fraction of an initial batch of porous solid.
- a stream of conditioned solid withdrawn from the pretreatment unit 2 of the solid is sent via line 4 to the step of introducing the organic compound in the liquid state.
- the introduction step which is carried out in unit 5 differs from that of FIG.
- the impregnation step according to the embodiment of FIG. 3 may consist in spreading the organic compound in the liquid state, for example by means of a dispersion device, on the surface. of the solid batch so as to provide a solid fraction A rich in organic compound and a solid fraction B low in organic compound.
- this stage of impregnation of the batch of solid can be carried out in a unit 5 comprising a belt conveyor of the solid and equipped with the liquid dispersion device.
- the lots of solids A and B are left in the presence of each other.
- the bringing into contact is done in the introduction unit 5 of the liquid organic compound or in a dedicated unit 20 as indicated in FIG. 3.
- the fractions A and B are mixed after the introduction step. liquid organic compound.
- FIG. 4 Another embodiment of the process for adding an organic compound to a solid (a porous catalyst support or a catalyst precursor) is shown schematically in FIG. 4.
- This embodiment according to the invention corresponds to the case where the porous solid containing the The organic compound serves as an organic compound reservoir for the solids contacting step.
- a porous solid called “vector” 4 is impregnated in the impregnation unit 5 with a liquid organic compound provided by line 6.
- the solid vector 7 rich in said organic compound is transferred to the unit 20 in which said solid vector is placed in the presence of a porous solid called "interest” poor in organic compound brought by the line 21.
- the porous solid may have a zero amount in said organic compound.
- the unit is withdrawn via line 22, a mixture of vector and interest solids each containing said organic compound.
- the solids mixture is then sent to a separation unit 25 which physically separates the carrier solids and interest.
- a separation unit 25 which physically separates the carrier solids and interest.
- the solid vector still containing the organic compound 26 is recycled to the unit for introducing the liquid organic compound for later use.
- the solid vector has at least one physical characteristic that is discriminant with respect to the solid of interest in order to allow their separation.
- this physical characteristic can be:
- the separation can be carried out on a sieve
- the density of the solid in conjunction or not with the particle size, this difference in density can for example be used for a separation by elutriation.
- the nature and the porous structure of the solid vector and the solid of interest are also parameters to be taken into account.
- the solid vector has a chemical composition adapted to disadvantage the adsorption of the compound to be impregnated with respect to the adsorption of the compound to be impregnated on the solid of interest.
- a similar effect can be obtained by adapting the porous structure of the solid vector so that it has an average opening of its pores which is greater than that of the solid of interest so as to promote the transfer of the organic compound to the solid of interest, especially in the case of capillary condensation. Examples
- an alumina support in the "extruded" form having a BET surface area of 230 m 2 / g, a mesoporous volume measured by mercury porosimetry of 0.78 ml / g and a median volume volume by mercury porosimetry of 11.5 nm, cobalt, molybdenum and phosphorus are added.
- the impregnating solution is prepared by dissolving 90 ° C. of molybdenum oxide (21.1 g) and cobalt hydroxide (5.04 g) in 1.18 g of an aqueous solution of phosphoric acid at 85% weight.
- the extrudates are allowed to mature in a saturated water atmosphere for 24 hours at room temperature and then dried at 90 ° C for 16 hours.
- the dried catalyst precursor thus obtained is denoted C1.
- Calcination of the catalytic precursor C1 at 450 ° C. for 2 hours leads to the calcined catalyst C2.
- Example 2 On the alumina support described in Example 1 and which is in the "extruded” form, cobalt, molybdenum and phosphorus are added.
- the impregnating solution is prepared by dissolving 90 ° C. of molybdenum oxide (28.28 g) and cobalt hydroxide (6.57 g) in 15.85 g of an aqueous solution of acid. phosphoric at 85% weight. After homogenization of the above mixture, 38 g of citric acid was added before adjusting the volume of solution to the total pore volume of the support by adding water.
- the amount of citric acid used is such that the molar ratio (citric acid) / Mo is equal to 1 mol / mol and that (citric acid) / Co is equal to 2.7 mol / mol.
- the catalyst additive of citric acid thus obtained is noted C3.
- Example 3 Preparation of CoMoP catalyst additive of 2-methoxyethyl 3-oxobutanoate on C4 alumina (according to the prior art) by post-impregnation
- EXAMPLE 4 Preparation of the CoMoP catalyst on C5 alumina (according to the invention) by introducing, after the impregnation of the metals, a solvent-free organic compound to a volume less than that of the porosity of the solid to be impregnated.
- 2.3 g (ie 1.9 ml) of 2-methoxyethyl 3-oxobutanoate in liquid form are dispersed on the surface of batch C1 catalyst precursor at ambient temperature and pressure.
- the amount of 2-methoxyethyl 3-oxobutanoate added is such that the molar ratio (2-methoxyethyl 3-oxobutanoate) / Mo is 0.8 mol / mol, ie 2.2 mol of ( 2-methoxyethyl 3-oxobutanoate) per mole of cobalt.
- the volume of 1.9 ml of organic compound introduced is less than the total pore volume of the batch of catalyst precursor C1 used which is about 6.5 ml.
- the closed chamber is placed in an oven at 120 ° C for 6 hours. 14.1 g of catalyst C5 impregnated with the organic compound are thus obtained.
- Catalyst 05 additionally has a molar ratio (2-methoxyethyl 3-oxobutanoate) / Mo of 0.8 mol / mol
- EXAMPLE 5 Preparation of the CoMoP catalyst on C6 alumina (according to the invention) by introducing, before the impregnation of the metals, a solvent-free organic compound to a volume less than that of the porosity of the solid to be impregnated.
- 2.3 g (ie 1.9 ml) of 2-methoxyethyl 3-oxobutanoate in liquid form are dispersed on the surface of the support batch at ambient temperature and pressure.
- the volume of organic compound introduced is less than the total pore volume of the carrier batch which is about 7.4 ml.
- a batch of organic compound-rich catalyst precursor and a batch of organic compound-poor precursor are thus obtained.
- a batch of organic compound rich catalyst support and a catalyst batch which is low in organic compound are thus obtained.
- the closed chamber is placed in an oven at 120 ° C for 6 hours. At the end of this step, 10.5 g of support impregnated with the organic compound are thus obtained.
- the amount of 2-methoxyethyl 3-oxobutanoate introduced into the support is set so as to obtain, after impregnation of the metals, a molar ratio (3-oxo-2-methoxyethyl-oxobutanoate) of 0, 8 mol / mol or 2.2 moles of 2-methoxyethyl (3-oxobutanoate) per mole of cobalt.
- the support added with 2-methoxyethyl 3-oxobutanoate is then impregnated with an impregnation solution prepared by hot dissolving molybdenum oxide (2.4 g) and cobalt hydroxide (0.6 g) in 1.4 g of 85% w / w aqueous phosphoric acid solution. Water is added to the metal impregnation solution so that its volume is equal to the total pore volume of the additive batch of support. After dry impregnation, the extrudates were allowed to mature in a saturated water atmosphere for 24 h at room temperature, and then dried at 1 20 ° C for 16 hours to yield catalyst C6.
- an impregnation solution prepared by hot dissolving molybdenum oxide (2.4 g) and cobalt hydroxide (0.6 g) in 1.4 g of 85% w / w aqueous phosphoric acid solution. Water is added to the metal impregnation solution so that its volume is equal to the total pore volume of
- Catalyst C6 additionally has a molar ratio (3-methoxyethyl 3-oxobutanoate) / Mo of 0.8 mol / mol.
- the characteristics of the diesel fuel used are as follows: - Density at 15 ° C: 0.8522 g / cm 3 ,
- PF 444 ° C.
- the test is conducted in a fixed-bed isothermal pilot reactor with the fluids flowing from bottom to top.
- the catalysts are previously sulphurized in situ at 350 ° C. in the unit under pressure using the test gas oil, to which 2% by weight of dimethyl disulphide is added.
- the hydrodesulfurization tests of the gas oil feed were conducted under the following operating conditions: a total pressure of 7 MPa, with a catalyst volume of 30 cm 3 , at a temperature of between 330 and 360 ° C. and with a flow rate of hydrogen of 24 l / h and a flow rate of 60 cm 3 / h.
- the catalytic performances of the catalysts tested are given in Table 1.
- Catalyst C2 They are expressed in degrees Celsius from a comparative catalyst chosen as reference (catalyst C2): they correspond to the temperature difference to be applied to reach 50 ppm of sulfur in the effluent.
- a negative value means that the target of sulfur content is reached for a lower temperature and that there is a gain in activity.
- a positive value means that the target of sulfur content is reached for a higher temperature and that there is therefore a loss of activity.
- Table 1 clearly shows that the mode of introduction of the organic compound according to the invention makes it possible to avoid the use of a solvent and consequently of a drying step while introducing the appropriate quantity of organic compound to obtain catalysts at least as good as those prepared according to the prior art.
- the catalysts C5 and C6 according to the invention are more efficient than all the other comparative catalysts. The gain is very important in comparison with catalysts that do not use an organic molecule (C1 and C2) or citric acid (C3) commonly used by those skilled in the art.
- the catalysts C5 and C6 are more efficient than the catalyst C4 using the same organic molecule introduced according to a protocol well known to those skilled in the art based on a post-additivation in aqueous solution.
- the organic compound can thus be introduced according to the invention both before and after the impregnation of the metals. These examples therefore clearly show the feasibility and relevance of the method of introduction of an organic compound according to the invention, in particular to prepare catalysts which can have performances at least as high as those of the catalysts of the prior art.
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Abstract
Description
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Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1753922A FR3065888B1 (fr) | 2017-05-04 | 2017-05-04 | Procede d'addition indirecte d'un compose organique a un solide poreux. |
| PCT/EP2018/060407 WO2018202468A1 (fr) | 2017-05-04 | 2018-04-24 | Procede d'addition indirecte d'un compose organique a un solide poreux |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3618959A1 true EP3618959A1 (fr) | 2020-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP18723729.2A Withdrawn EP3618959A1 (fr) | 2017-05-04 | 2018-04-24 | Procede d'addition indirecte d'un compose organique a un solide poreux |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20210283591A1 (fr) |
| EP (1) | EP3618959A1 (fr) |
| JP (1) | JP2020518448A (fr) |
| CN (1) | CN110799268A (fr) |
| FR (1) | FR3065888B1 (fr) |
| WO (1) | WO2018202468A1 (fr) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3083139A1 (fr) * | 2018-06-27 | 2020-01-03 | IFP Energies Nouvelles | Catalyseur a base de piperidinones, de piperidinediones et/ou d'azepanones et son utilisation dans un procede d'hydrotraitement et/ou d'hydrocraquage |
| FR3083132A1 (fr) * | 2018-06-27 | 2020-01-03 | IFP Energies Nouvelles | Catalyseur a base de 1-(2-hydroxyethyl)-2-pyrrolidone et/ou 1-(2-hydroxyethyl)-2,5-pyrrolidinedione et son utilisation dans un procede d'hydrotraitement et/ou d'hydrocraquage |
| FR3083134A1 (fr) * | 2018-06-27 | 2020-01-03 | IFP Energies Nouvelles | Catalyseur a base de 1-vinyl-2-pyrrolidone et/ou de 1-ethyl-2-pyrrolidone et son utilisation dans un procede d’hydrotraitement et/ou d’hydrocraquage |
| FR3083131A1 (fr) * | 2018-06-27 | 2020-01-03 | IFP Energies Nouvelles | Catalyseur a base d'imidazolidinones, d'imidazolidinediones, de pyrimidinones et/ou de pyrimidinetriones et son utilisation dans un procede d'hydrotraitement et/ou d'hydrocraquage |
| FR3087787B1 (fr) * | 2018-10-25 | 2020-12-18 | Ifp Energies Now | Procede d’hydrogenation comprenant un catalyseur prepare par addition d’un compose organique en phase gazeuse |
| JP7605678B2 (ja) * | 2021-03-26 | 2024-12-24 | コスモ石油株式会社 | 炭化水素油の水素化処理触媒用担体、炭化水素油の水素化処理触媒用担体の製造方法、炭化水素油の水素化処理触媒の製造方法、及び炭化水素油の水素化処理方法 |
| FR3121368A1 (fr) | 2021-03-31 | 2022-10-07 | IFP Energies Nouvelles | Procédé de sulfuration d’un catalyseur d'hydrotraitement et/ou d’hydrocraquage contenant un composé organique par synthèse hydrothermale |
| FR3121367A1 (fr) | 2021-03-31 | 2022-10-07 | IFP Energies Nouvelles | Procédé de sulfuration d’un catalyseur d'hydrotraitement et/ou d’hydrocraquage par synthèse hydrothermale et addition d’un composé organique |
| US12606447B2 (en) | 2021-06-14 | 2026-04-21 | Saudi Arabian Oil Company | Mesoporous silica manufactured in the presence of water-soluble ODSO |
| US11685663B2 (en) | 2021-06-14 | 2023-06-27 | Saudi Arabian Oil Company | Method for manufacture of mesoporous silica in the presence of water-soluble ODSO |
| US12491501B2 (en) | 2022-04-13 | 2025-12-09 | Saudi Arabain Oil Company | Method for manufacture of faujasite zeolite including zeolite Y in the presence of ODSO |
| US12312245B2 (en) | 2022-04-13 | 2025-05-27 | Saudi Arabian Oil Company | Method for manufacture of co-crystallized zeolite beta and zeolite mordenite in the presence of ODSO |
| US12290800B2 (en) | 2022-04-13 | 2025-05-06 | Saudi Arabian Oil Company | Method for manufacture of co-crystallized pentasil zeolite and zeolite mordenite in the presence of ODSO |
| US11827523B2 (en) | 2022-04-13 | 2023-11-28 | Saudi Arabian Oil Company | Method for manufacture of zeolite beta in the presence of ODSO |
| US11905176B2 (en) | 2022-04-13 | 2024-02-20 | Saudi Arabian Oil Company | Method for manufacture of low silica MFI framework zeolite in the presence of ODSO |
| US12258277B2 (en) | 2022-04-13 | 2025-03-25 | Saudi Arabian Oil Company | Method to tailor zeolite silica-to-alumina ratio |
| US12312246B2 (en) | 2022-04-13 | 2025-05-27 | Saudi Arabian Oil Company | Method for manufacture of zeolite mordenite in the presence of ODSO |
| US11649405B1 (en) | 2022-06-27 | 2023-05-16 | Saudi Arabian Oil Company | Methods of modifying pH of water-soluble oxidized disulfide oil |
| US12435279B2 (en) | 2022-06-27 | 2025-10-07 | Saudi Arabian Oil Company | pH-modified water-soluble oxidized disulfide oil compositions |
| US11958751B2 (en) | 2022-06-27 | 2024-04-16 | Saudi Arabian Oil Company | Method of synthesizing materials integrating supernatant recycle |
| US11970403B2 (en) | 2022-06-27 | 2024-04-30 | Saudi Arabian Oil Company | Method of zeolite synthesis including pH-modified water-soluble oxidized disulfide oil composition |
| US12522509B2 (en) | 2022-11-22 | 2026-01-13 | Saudi Arabian Oil Company | Method to co-synthesize amorphous and crystalline materials in the presence of ODSO |
| US12410062B2 (en) | 2023-01-10 | 2025-09-09 | Saudi Arabian Oil Company | Method to synthesize crystalline materials in the presence of ODSO with improved zeolite crystallization rates and enhanced relative crystallinity |
| US12391561B2 (en) | 2023-01-10 | 2025-08-19 | Saudi Arabian Oil Company | Method to lower structure directing agent content requirement for manufacture of crystalline material having a CHA framework |
| US12434975B2 (en) | 2023-01-11 | 2025-10-07 | Saudi Arabian Oil Company | Method for manufacture of pure silica zeolites in the presence of ODSO |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4012340A (en) | 1971-02-01 | 1977-03-15 | Chiyoda Kako Kensetsu Kabushiki Kaisha | Process for preparing catalysts for hydrodesulfurization |
| JPS526711B1 (fr) | 1971-02-01 | 1977-02-24 | ||
| CA1261815A (fr) | 1984-11-05 | 1989-09-26 | Mark S. Thompson | Preparation de catalyseurs d'hydrotraitement sur support de silice tres actifs; catalyseurs ainsi obtenus |
| JP3244692B2 (ja) | 1990-10-17 | 2002-01-07 | 住友金属鉱山株式会社 | 炭化水素油の水素化処理用触媒の製造方法 |
| JP2900771B2 (ja) | 1992-11-18 | 1999-06-02 | 住友金属鉱山株式会社 | 炭化水素油の水素化処理触媒の製造方法 |
| JP3802106B2 (ja) | 1995-06-08 | 2006-07-26 | 日本ケッチェン株式会社 | 炭化水素油の水素化処理触媒とその製造方法およびその活性化方法 |
| EP1043069B1 (fr) | 1999-04-08 | 2005-05-25 | Albemarle Netherlands B.V. | Procédé de sulfuration d'un catalyseur d'hydrotraitement comprenant un composé organique contenant d'azote et de carbonyle |
| FR2792551B1 (fr) | 1999-04-20 | 2001-06-08 | Atochem Elf Sa | Procede de sulfuration de catalyseurs d'hydrotraitement |
| ATE537898T1 (de) * | 2000-04-11 | 2012-01-15 | Albemarle Netherlands Bv | Verfahren zur sulfidierung eines additiv- enthaltenden katalysators |
| JP4156859B2 (ja) | 2001-06-20 | 2008-09-24 | コスモ石油株式会社 | 軽油の水素化処理触媒及びその製造方法並びに軽油の水素化処理方法 |
| WO2005035691A1 (fr) | 2003-10-03 | 2005-04-21 | Albemarle Netherlands B.V. | Procede d'activation d'un catalyseur d'hydrotraitement |
| FR2880823B1 (fr) | 2005-01-20 | 2008-02-22 | Total France Sa | Catalyseur d'hydrotraitement, son procede de preparation et et son utilisation |
| CN102933298B (zh) * | 2009-12-16 | 2016-08-03 | Ifp新能源公司 | 可用于加氢处理的包含viii和vib族金属的催化剂以及使用乙酸和琥珀酸c1-c4二烷基酯的制备方法 |
| CN102463140B (zh) * | 2010-11-04 | 2013-10-09 | 中国石油化工股份有限公司 | 高活性加氢处理催化剂的制备方法 |
| JP6646349B2 (ja) * | 2014-06-20 | 2020-02-14 | 日揮グローバル株式会社 | 炭化水素油の水素化脱硫触媒の製造方法及び炭化水素油の水素化脱硫方法 |
| FR3035008B1 (fr) * | 2016-07-28 | 2021-08-27 | Ifp Energies Now | Catalyseur a base d'un compose organique et son utilisation dans un procede d'hydrotraitement et/ou d'hydrocraquage |
-
2017
- 2017-05-04 FR FR1753922A patent/FR3065888B1/fr not_active Expired - Fee Related
-
2018
- 2018-04-24 US US16/610,217 patent/US20210283591A1/en not_active Abandoned
- 2018-04-24 EP EP18723729.2A patent/EP3618959A1/fr not_active Withdrawn
- 2018-04-24 JP JP2019559372A patent/JP2020518448A/ja active Pending
- 2018-04-24 CN CN201880029594.5A patent/CN110799268A/zh active Pending
- 2018-04-24 WO PCT/EP2018/060407 patent/WO2018202468A1/fr not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| CN110799268A (zh) | 2020-02-14 |
| JP2020518448A (ja) | 2020-06-25 |
| WO2018202468A1 (fr) | 2018-11-08 |
| FR3065888B1 (fr) | 2020-05-29 |
| FR3065888A1 (fr) | 2018-11-09 |
| US20210283591A1 (en) | 2021-09-16 |
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