EP3166913A2 - Dehydrierungskatalysatorverbund und verfahren zur herstellung davon - Google Patents

Dehydrierungskatalysatorverbund und verfahren zur herstellung davon

Info

Publication number
EP3166913A2
EP3166913A2 EP15818537.1A EP15818537A EP3166913A2 EP 3166913 A2 EP3166913 A2 EP 3166913A2 EP 15818537 A EP15818537 A EP 15818537A EP 3166913 A2 EP3166913 A2 EP 3166913A2
Authority
EP
European Patent Office
Prior art keywords
group
metal component
catalyst composite
dehydrogenation catalyst
alumina
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Withdrawn
Application number
EP15818537.1A
Other languages
English (en)
French (fr)
Inventor
Sharad Vasudeorao Lande
Sita Rama Murthy Veera Venkata Satya Bhaskara Katravulapalli
Sreedharan Unnikrishnan
Nagesh Sharma
Shashank Dattatraya Vaidya
Raksh Vir Jasra
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.)
Reliance Industries Ltd
Original Assignee
Reliance Industries Ltd
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 Reliance Industries Ltd filed Critical Reliance Industries Ltd
Publication of EP3166913A2 publication Critical patent/EP3166913A2/de
Withdrawn legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/32Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen
    • C07C5/327Formation of non-aromatic carbon-to-carbon double bonds only
    • C07C5/333Catalytic processes
    • C07C5/3335Catalytic processes with metals
    • C07C5/3337Catalytic processes with metals of the platinum group
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/02Boron or aluminium; Oxides or hydroxides thereof
    • B01J21/04Alumina
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/002Mixed oxides other than spinels, e.g. perovskite
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56Platinum group metals
    • B01J23/64Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/648Vanadium, niobium or tantalum or polonium
    • B01J23/6484Niobium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/06Halogens; Compounds thereof
    • B01J27/138Halogens; Compounds thereof with alkaline earth metals, magnesium, beryllium, zinc, cadmium or mercury
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/30Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/30Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/391Physical properties of the active metal ingredient
    • B01J35/393Metal or metal oxide crystallite size
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/30Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/391Physical properties of the active metal ingredient
    • B01J35/394Metal dispersion value, e.g. percentage or fraction
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/30Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/396Distribution of the active metal ingredient
    • B01J35/397Egg shell like
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/0201Impregnation
    • B01J37/0203Impregnation the impregnation liquid containing organic compounds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/0201Impregnation
    • B01J37/0205Impregnation in several steps
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/16Reducing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2523/00Constitutive chemical elements of heterogeneous catalysts
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/02Boron or aluminium; Oxides or hydroxides thereof
    • C07C2521/04Alumina
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/02Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the alkali- or alkaline earth metals or beryllium
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/02Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the alkali- or alkaline earth metals or beryllium
    • C07C2523/04Alkali metals
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/14Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of germanium, tin or lead
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/16Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • C07C2523/20Vanadium, niobium or tantalum
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/38Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
    • C07C2523/40Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals of the platinum group metals
    • C07C2523/42Platinum

Definitions

  • the present disclosure relates to catalyst composition.
  • These unsaturated hydrocarbons are the olefinic monomers; such as ethylene, propylene, butenes, butadiene, styrene and straight chain mono-olefins of carbon number range C6-C20, which find extensive applications in the production of a variety of plastics, synthetic rubber and detergents.
  • dehydrogenation of naphthenes and alkanes are the most important reactions during the catalytic reforming processes, practiced worldwide, for the production of aromatics (BTX) and high octane gasoline.
  • the conventional dehydrogenation catalyst composite employed for alkanes has platinum and tin metals on alumina support.
  • the platinum and tin metal based alumina supported dehydrogenation catalyst composite gets deactivated mainly due to coke deposition resulting in reduced stability and activity of the catalyst.
  • An object of the present disclosure is to provide a dehydrogenation catalyst composite having high activity.
  • Another object of the present disclosure is to provide a dehydrogenation catalyst composite having high stability.
  • a dehydrogenation catalyst composite for hydrocarbons comprising at least one nano-sized Group VIII metal component, at least one group IV component, at least one group V component, at least one alkaline earth metal component, at least one alkali metal component, at least one group VI component and a support having an inner core comprising alpha alumina and an outer layer comprising a mixture of gamma alumina, delta alumina and theta alumina.
  • the dehydrogenation catalyst composite may optionally contain a halogen component.
  • the group V metal component is used as a promoter to improve the Group VIII metal dispersion in the dehydrogenation catalyst composite. Higher metal dispersion leads to higher activity and stability of the dehydrogenation catalyst composite. The group V component also diminishes the amount of coke formed on the catalyst metal active sites.
  • the dehydrogenation catalyst composite characterized by an X-ray diffraction patterns having peaks expressed as 2 ⁇ at about 25.63°, 35.21°, 37.83°, 43.41°, 52.61°,57.56°, 66.59°,67.25° and 76.97°.
  • Figure -1 depicts the X-ray diffraction pattern of the dehydrogenation catalyst composite of the present disclosure.
  • the present disclosure provides a dehydrogenation catalyst composite and a process for the preparation thereof.
  • the catalyst composite of the present disclosure exhibits high activity and stability during dehydrogenation of alkanes.
  • a dehydrogenation catalyst composite for hydrocarbons comprising:
  • At least one nano-sized Group VIII metal component selected from the group consisting of platinum, nickel and palladium;
  • alkaline earth metal component selected from the group consisting of magnesium, calcium and barium
  • alkali metal component consisting of sodium, lithium and potassium
  • - a support having an inner core and an outer layer; wherein the inner core is at least one selected from the group consisting of alpha alumina, alumina, silica, oxide of magnesium and oxide of calcium; and the outer layer comprises a mixture of gamma alumina, delta alumina and theta alumina.
  • the group VIII metal component is platinum.
  • the group IV- A metal is tin.
  • the group V metal component is niobium.
  • the alkaline earth metal component is magnesium.
  • the alkali metal component is sodium.
  • the group VI- A metal component is sulfur
  • the inner core is alpha alumina.
  • the active component of the dehydrogenation catalyst composite is group VIII metal component such as Platinum, which catalyzes the dehydrogenation reaction of alkanes.
  • group VIII metal component such as Platinum
  • the average particle size of the group VIII metal component in dehydrogenation catalyst composite is crucial. A lower particle size of the group VIII metal leads to higher dispersion which affords higher activity to the dehydrogenation catalyst composite.
  • group V metal component such as Niobium as a promoter increases the platinum metal dispersion percentage.
  • the dehydrogenation catalyst composite gets deactivated primarily because of coke deposition on active Platinum sites. It was found that the presence of group V metal component such as niobium increases the fraction of bare metallic Platinum surface after coke deposition during the dehydrogenation.
  • the amount of the Group VIII metal component in the dehydrogenation catalyst composite ranges from 0.01% to 5% of the total weight of the dehydrogenation catalyst composite.
  • the amount of the Group IV-A metal component in the dehydrogenation catalyst composite ranges from 0.01% to 15% of the total weight of the dehydrogenation catalyst composite.
  • the amount of the Group V metal component in the dehydrogenation catalyst composite ranges from 0.01% to 5% of the total weight of the dehydrogenation catalyst composite.
  • the amount of the alkaline earth metal component in the dehydrogenation catalyst composite ranges from 0.01% to 10% of the total weight of the dehydrogenation catalyst composite.
  • the amount of the alkali metal component in the dehydrogenation catalyst composite ranges from 0.01% to 10% of the total weight of the dehydrogenation catalyst composite.
  • the amount of the group VI-A component in the dehydrogenation catalyst composite ranges from 0.01 to 15% of the total weight of the dehydrogenation catalyst composite.
  • the amount of delta alumina in the outer core of the support ranges from 1 % to 10 % with respect to the weight of the total alumina present in the outer core.
  • the dehydrogenation catalyst composite optionally comprises at least one halogen component selected from the group consisting of fluorine, chlorine, bromine and iodine; preferably chlorine.
  • the amount of the halogen in the dehydrogenation catalyst composite ranges from 0.01 to 1% of the total weight of the dehydrogenation catalyst composite.
  • the dehydrogenation catalyst composite of the present invention exhibits an X- ray powder diffraction pattern as shown in Figure 1.
  • the Group VIII metal component and the Group V metal component is distributed uniformly on the outer layer of the support.
  • the Group IVA component is distributed uniformly on the outer layer of the support.
  • the Group IVA component is present partly in elemental state, with or without chemical interaction with Group VIII component.
  • the Group IVA component may exist wholly in oxide state, with or without interaction with the support, when the support is gamma alumina.
  • a process for the preparation of the dehydrogenation catalyst composite of the present disclosure comprises the following steps:
  • a spheroidal support comprising an inner core and an outer layer; wherein the inner core is at least one selected from the group consisting of alpha alumina, alumina, silica, oxide of magnesium and oxide of calcium; and the outer layer comprises a mixture of gamma alumina, delta alumina and theta alumina; ;
  • group V metal impregnated support with a third impregnation step with a mixture containing at least one group VIII metal component, at least one group IV-A metal component, at least one group VI-A metal component, at least one alkali metal component and optionally at least one halogen component, using respective precursors of each component, to obtain a wet composite;
  • the process step of preparing a spheroidal support comprises; selecting an inner core sphere of average diameter ranging from 1.0 nm to 1.4 nm; coating the inner core sphere with activated alumina powder and a binder to obtain a coated core having an average diameter size in the range of 1.8 nm to 2.2 nm; hydrating the coated core; and heating the hydrated core in the presence of air to obtain spheroidal alumina support having a mixture of gamma, delta and theta alumina in the outer layer.
  • the binder is at least one selected from a group consisting of water, ethanol and ethyl acetate.
  • the hydrated core is heated at a temperature ranging from 800 °C to 900 °C for a time period of 1 hour to 10 hours.
  • the Group VIII component is platinum. Platinum is impregnated in the support by using chloroplatinic acid salt as precursor employing a technique selected from the group consisting of 'wet impregnation', 'co-gelling with the support' and 'chemical vapour deposition' .
  • the alkaline earth metal component is magnesium and magnesium nitrate is the precursor for magnesium during the first impregnation.
  • the group V metal is niobium and niobium chloride is the precursor for niobium during the second impregnation.
  • the alkali metal component is sodium and sodium chloride is the precursor for sodium during the third impregnation.
  • the Group IV-A component is tin and aqueous solution of stannous chloride is the precursor during the third impregnation.
  • the group VI-A element is sulfur and the precursor for sulfur is at least one selected from the group consisting of thioglycolic acid and thiomalic acid.
  • the halogen component is chlorine and HC1 solution is the precursor of chlorine during the third impregnation.
  • the halogen component is impregnated together with or before the addition of the group VIII component.
  • the alkaline earth metal precursor, magnesium nitrate converts the gamma alumina in the outer layer of the support to magnesium oxide and magnesium aluminate.
  • the alkaline earth metal and alkali metal components are present as oxides or in combined form with the support material or with the other components.
  • the support is substantially refractory in the hydrocarbon reaction medium.
  • the treatment with a stream of gas under chemically reducing conditions is performed either in-situ or off-site.
  • the treatment with a stream of gas under chemically reducing conditions is performed off-site followed by purging with high purity inert gas stream at elevated temperature of more than 300 °C, at high gas hourly space velocity (GHSV) of 100-10000 h "1 followed by cooling in the same inert gas stream for blanketing.
  • GHSV gas hourly space velocity
  • the dehydrogenation catalyst composite is characterized by X-ray diffraction pattern having peaks expressed as 2 ⁇ at about 25.63°, 35.21°, 37.83°, 43.41°, 52.61°, 57.56°, 66.59°, 67.25° and 76.97°.
  • said treatment is carried out at GHSV in the range of 2000-5000 h 1 .
  • the dispersion of the active component of dehydrogenation catalyst composite of the present disclosure was measured by hydrogen chemisorption method.
  • the hydrogen chemisorption method evaluates the number of active sites that can be reached or that can interact with a fluid phase. The evaluation is based on a chemical reaction between hydrogen gas and the active sites of platinum metal dispersion on the support. It was found that an improved dispersion of active component is accomplished by employing the wet impregnation method.
  • the improved dispersion of the active component of the dehydrogenation catalyst composite of the present disclosure was found to be not less than 68% of surface area of the support surface.
  • Inert alpha alumina core sphere of average diameter 1.2 nm were used as core.
  • the particles were grown by coating activated alumina powder and binder in rotating pan till it attained average diameter 1.8 nm.
  • the particles were hydrated followed by drying and heating at 850 °C in the presence of air for 6 hours.
  • Activated alumina gave phase mixture of delta and theta alumina.
  • the spheroidal coated alumina support prepared in example 1 was coated with the catalyst composite material of the composition mentioned in table 2.
  • the coating was carried out employing a three-step impregnation adopting incipient wetness technique.
  • a solution of MgN0 3 was used to impregnate the support by wet impregnation.
  • the impregnated support was dried and calcined at 640 °C for 4h.
  • a solution of NbCls was employed to impregnate the magnesium impregnated support by wet impregnation followed by drying and calcination.
  • the third impregnation was carried out with a solution containing the salt solutions of Pt, Sn, S, Na; and optionally CI to obtain a wet catalyst composite.
  • the precursors used are H2PtCl 6 , SnCi 2 , TMA, NaCl, and HC1 respectively.
  • the wet catalyst composite was dried and calcined.
  • Catalyst A - catalyst comprising platinum, tin, sodium, magnesium and also comprising chloride compounds and sulfur component like thiomalic acid.
  • Catalyst B Catalyst of the Invention comprising platinum, tin, sodium, magnesium, niobium and also comprising chloride compounds and sulfur component like thiomalic acid.
  • catalyst B showed a better bromine number activity and stability compared to catalyst A, which lacks niobium.
  • the addition of niobium in the dehydrogenation catalyst composite has led to increased activity and stability.
  • niobium is used as promoter to improve the metal dispersion.
  • the role of niobium is (I) modifying the platinum metal dispersion; (II) diminishing the amount of coke formed on the dehydrogenation catalyst composite (not only the supports, but also the active metal sites); and (III) increasing the fraction of bare metallic Pt surface after coke deposition.
  • Catalyst A - catalyst comprising platinum, tin, sodium, magnesium and also comprising chloride compounds and sulfur component like thiomalic acid.
  • Catalyst B Catalyst of the Invention comprising platinum, tin, sodium, magnesium, niobium and also comprising chloride compounds and sulfur component like thiomalic acid.
  • the size of metal particles depends upon the method of catalyst preparation and promoters.
  • the Pt dispersion in catalyst B is higher due to the presence of niobium as promoter and adoption of novel catalyst preparation process.
  • the average crystallite of size platinum metal in catalyst B (1.37 nm) is lower than that in catalyst A (1.62 nm).
  • the lower average metal crystallite size in catalyst B corresponds to a higher metal dispersion.
  • the number of active Pt sites available on the surface of catalyst B is higher than catalyst B, which corresponds to good activity, selectivity and stability for dehydrogenation reactions.
  • the dehydrogenation catalyst composite of the present disclosure described herein above has several technical advantages including but not limited to the realization of:
  • the dehydrogenation catalyst composite of the present disclosure has higher activity and higher stability.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
EP15818537.1A 2014-07-08 2015-07-07 Dehydrierungskatalysatorverbund und verfahren zur herstellung davon Withdrawn EP3166913A2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN2226MU2014 2014-07-08
PCT/IB2015/055126 WO2016005896A2 (en) 2014-07-08 2015-07-07 Dehydrogenation catalyst composite and a process for the preparation thereof

Publications (1)

Publication Number Publication Date
EP3166913A2 true EP3166913A2 (de) 2017-05-17

Family

ID=55065043

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15818537.1A Withdrawn EP3166913A2 (de) 2014-07-08 2015-07-07 Dehydrierungskatalysatorverbund und verfahren zur herstellung davon

Country Status (2)

Country Link
EP (1) EP3166913A2 (de)
WO (1) WO2016005896A2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016030834A1 (en) 2014-08-29 2016-03-03 Reliance Industries Limited Reforming catalyst and a method of preparation thereof

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11383225B2 (en) * 2016-12-13 2022-07-12 SMH Co., Ltd Hydrocarbon conversion catalyst system
EP3335790B1 (de) * 2016-12-13 2021-02-24 SMH Co., Ltd. Kohlenwasserstoff-umwandlungsverfahren
JP6883286B2 (ja) * 2017-02-21 2021-06-09 Eneos株式会社 不飽和炭化水素の製造方法
KR102411271B1 (ko) 2017-11-02 2022-06-23 유오피 엘엘씨 감소된 수소 대 탄화수소 비에서의 탈수소화 방법
CN111432929A (zh) 2017-11-02 2020-07-17 环球油品有限责任公司 再生用于选择性转化烃的催化剂的方法
KR102381589B1 (ko) 2017-11-02 2022-04-05 유오피 엘엘씨 탄화수소의 선택적 전환을 위한 촉매의 재생 방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4827072A (en) * 1986-06-06 1989-05-02 Uop Inc. Dehydrogenation catalyst composition and hydrocarbon dehydrogenation process
US5527979A (en) * 1993-08-27 1996-06-18 Mobil Oil Corporation Process for the catalytic dehydrogenation of alkanes to alkenes with simultaneous combustion of hydrogen
US8101541B2 (en) * 2008-07-14 2012-01-24 Sud-Chemie Inc. Catalyst for dehydrogenation of hydrocarbons
RU2612498C2 (ru) * 2011-11-21 2017-03-09 Релайанс Индастриз Лтд. Каталитическая композиция для дегидрирования углеводородов и способ ее получения

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016030834A1 (en) 2014-08-29 2016-03-03 Reliance Industries Limited Reforming catalyst and a method of preparation thereof
EP3186002A4 (de) * 2014-08-29 2018-05-23 Reliance Industries Limited Reformierungskatalysator und verfahren zur herstellung davon

Also Published As

Publication number Publication date
WO2016005896A2 (en) 2016-01-14
WO2016005896A3 (en) 2016-03-10

Similar Documents

Publication Publication Date Title
EP3166913A2 (de) Dehydrierungskatalysatorverbund und verfahren zur herstellung davon
AU2013311001B2 (en) A dehydrogenation catalyst for hydrocarbons and method of preparation thereof
RU2605406C2 (ru) Катализатор конверсии углеводородов
AU2012365439B2 (en) Catalyst composite for dehydrogenation of hydrocarbons and method of preparation thereof
JP4804756B2 (ja) アルミン酸リチウム層触媒及びその触媒を用いた選択酸化プロセス
RU2582343C1 (ru) Катализаторы риформинга с отрегулированной кислотностью для достижения максимального выхода ароматических соединений
KR101539170B1 (ko) 개질 촉매 및 방법
EP3186002B1 (de) Reformierungskatalysator und verfahren zur herstellung davon
CN109382122B (zh) 一种低碳烷烃脱氢催化剂的活化还原方法
JP2018537558A (ja) 炭化水素供給物流の塩化物含有量を減少させるための触媒プロセス
EP3261757A1 (de) Katalysatorverbund und verbessertes verfahren zur dehydrierung von kohlenwasserstoffen
JPS59120684A (ja) 酸性多金属系触媒組成物による炭化水素の転化法
CN107866237B (zh) 一种低碳烷烃脱氢催化剂的活化还原方法
TW201000620A (en) Multi-catalyst selection for chlorided reforming processes
US5994257A (en) Hydrotreating catalyst composition and processes therefor and therewith
JPWO2015152160A1 (ja) 不飽和炭化水素の製造方法
JPH074529B2 (ja) 脱水素反応用層状触媒粒子
JPH0433991A (ja) 多種類の触媒を用いた多層触媒改質法
JPH03288548A (ja) 炭化水素脱水素触媒
WO2015126705A1 (en) High temperature reforming process and catalyst for use therein
KR800000881B1 (ko) 탄화수소 전화방법
KR920010009B1 (ko) 탄화수소 탈수소화 반응촉매
CN117561118A (zh) 再生催化剂和提质烷烃和/或烷基芳族烃的方法
CN114286721A (zh) 脱氢催化剂组合物
WO2016191077A1 (en) Reforming catalysts with tuned acidity for maximum aromatics yield

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20170207

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20180201