MX166805B - Isomerizacion de xileno - Google Patents

Isomerizacion de xileno

Info

Publication number
MX166805B
MX166805B MX006956A MX695687A MX166805B MX 166805 B MX166805 B MX 166805B MX 006956 A MX006956 A MX 006956A MX 695687 A MX695687 A MX 695687A MX 166805 B MX166805 B MX 166805B
Authority
MX
Mexico
Prior art keywords
feed stream
nzms
torr
degrees
xylenes
Prior art date
Application number
MX006956A
Other languages
English (en)
Inventor
Peter Kevin Coughlin
Regis Joseph Pellet
Gary Norman Long
Jule Anthony Rabo
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Publication of MX166805B publication Critical patent/MX166805B/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
    • C07C5/27—Rearrangement of carbon atoms in the hydrocarbon skeleton
    • C07C5/2702—Catalytic processes not covered by C07C5/2732 - C07C5/31; Catalytic processes covered by both C07C5/2732 and C07C5/277 simultaneously
    • C07C5/2708—Catalytic processes not covered by C07C5/2732 - C07C5/31; Catalytic processes covered by both C07C5/2732 and C07C5/277 simultaneously with crystalline alumino-silicates, e.g. molecular sieves
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
    • C07C5/27—Rearrangement of carbon atoms in the hydrocarbon skeleton
    • C07C5/2702—Catalytic processes not covered by C07C5/2732 - C07C5/31; Catalytic processes covered by both C07C5/2732 and C07C5/277 simultaneously
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
    • C07C5/27—Rearrangement of carbon atoms in the hydrocarbon skeleton
    • C07C5/2702—Catalytic processes not covered by C07C5/2732 - C07C5/31; Catalytic processes covered by both C07C5/2732 and C07C5/277 simultaneously
    • C07C5/2705—Catalytic processes not covered by C07C5/2732 - C07C5/31; Catalytic processes covered by both C07C5/2732 and C07C5/277 simultaneously with metal oxides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
    • C07C5/27—Rearrangement of carbon atoms in the hydrocarbon skeleton
    • C07C5/2702—Catalytic processes not covered by C07C5/2732 - C07C5/31; Catalytic processes covered by both C07C5/2732 and C07C5/277 simultaneously
    • C07C5/2724—Catalytic processes not covered by C07C5/2732 - C07C5/31; Catalytic processes covered by both C07C5/2732 and C07C5/277 simultaneously with metals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Catalysts (AREA)

Abstract

La presente invención se refiere a un proceso de isomerización para la preparación de xilenos a partir d euna corriente inicial de alimentación que comprende aromáticos C8 y conteniendo xilenos, el cual comprende poner en contacto la corriente de alimentación con un catalizador que contiene al menos un NZMS a condiciones efectivas de isomerización para proveer un isómero de xileno seleccionado en una mayor concentración que la concentración de ese isómero de xileno inicialmente en la corriente de alimentación donde el NZMS está caracterizado en la forma calcinada por una adsorción de isobutano de al menos 2 por ciento en peso a una presión parcial de 500 torr y una temperatura de 20 grados C y está caracterizado adicionalmente en la forma calcinada por una adsorción de trietilamina menor de 5 por ciento en peso a una presión de 2.6 torr y una temperatura de 22 grados C.
MX006956A 1986-06-16 1987-06-16 Isomerizacion de xileno MX166805B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/874,994 US4740650A (en) 1986-06-16 1986-06-16 Xylene isomerization

Publications (1)

Publication Number Publication Date
MX166805B true MX166805B (es) 1993-02-08

Family

ID=25365027

Family Applications (1)

Application Number Title Priority Date Filing Date
MX006956A MX166805B (es) 1986-06-16 1987-06-16 Isomerizacion de xileno

Country Status (12)

Country Link
US (1) US4740650A (es)
EP (1) EP0249914B1 (es)
JP (1) JPS6339826A (es)
AR (1) AR242766A1 (es)
AT (1) ATE63533T1 (es)
BR (1) BR8703040A (es)
CA (1) CA1284510C (es)
DE (1) DE3770055D1 (es)
ES (1) ES2021636B3 (es)
FI (1) FI84344C (es)
GR (1) GR3003002T3 (es)
MX (1) MX166805B (es)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4898660A (en) * 1980-07-07 1990-02-06 Union Carbide Corporation Catalytic uses of crystalline metallophosphate compositions
US5114563A (en) * 1982-07-26 1992-05-19 Uop Hydrocarbon conversions using catalysts silicoaluminophosphates
US4882038A (en) * 1984-04-13 1989-11-21 Uop Process for the use of magnesium-aluminum-phosphorus-silicon-oxide molecular sieve compositions
US4973785A (en) * 1984-04-13 1990-11-27 Uop Molecular sieve compositions
US5225071A (en) * 1986-03-27 1993-07-06 Uop Reforming/dehydrocyclization catalysts
JP2907543B2 (ja) * 1989-02-17 1999-06-21 シェブロン リサーチ アンド テクノロジー カンパニー シリコアルミノフオスフェイト・モレキュラーシープ触媒を用いるワックス状潤滑油および石油ワックスの異性化
US5082986A (en) * 1989-02-17 1992-01-21 Chevron Research Company Process for producing lube oil from olefins by isomerization over a silicoaluminophosphate catalyst
US5336831A (en) * 1989-11-29 1994-08-02 Uop Olefin isomerization process
US5292984A (en) * 1989-11-29 1994-03-08 Uop Pentene isomerization and etherification
US5191146A (en) * 1989-11-29 1993-03-02 Uop Olefin isomerization process
US5146035A (en) * 1989-11-29 1992-09-08 Uop Butene isomerization process
US5463161A (en) * 1989-11-29 1995-10-31 Uop Olefin isomerization process
US5132484A (en) * 1989-11-29 1992-07-21 Uop Butene isomerization process
US5367101A (en) * 1989-11-29 1994-11-22 Uop Pentene isomerization process
US5478787A (en) * 1991-12-26 1995-12-26 Uop Discrete molecular sieve and use
US5240891A (en) * 1991-12-26 1993-08-31 Patton Robert L Discrete molecular sieve and use
CA2174045C (en) * 1995-04-24 2003-01-28 John Ivor Hammerman C8 aromatics isomerization using catalyst containing modified silicoaluminophosphate molecular sieve
ID18446A (id) * 1996-05-29 1998-04-09 Exxon Chemical Patents Inc Proses untuk isomerisasi hidrokarbon-hidrokarbon alkilaromatik
FR2769622B1 (fr) * 1997-10-14 1999-12-24 Inst Francais Du Petrole Procede d'isomerisation des composes aromatiques a huit atomes de carbone
US6313363B1 (en) 1998-04-10 2001-11-06 Institut Francais Du Petrole Process for isomerizing aromatic compounds containing eight carbon atoms
US6333289B1 (en) 1998-04-10 2001-12-25 Institut Francais Du Petrole Process for activating catalysts for isomerizing aromatic compounds containing eight carbon atoms
FR2784686B1 (fr) 1998-09-10 2001-02-23 Inst Francais Du Petrole Procede d'isomerisation des composes aromatiques a huit atomes de carbone en deux etapes successives et utilisant un catalyseur active
US6222086B1 (en) 1999-07-02 2001-04-24 Uop Llc Aromatics isomerization using a dual-catalyst system
US6512155B1 (en) 2000-04-25 2003-01-28 Uop Llc Process for the activation of an alkylaromatic isomerization catalyst by water
US6660896B1 (en) 2003-04-16 2003-12-09 Exxonmobil Chemical Patents Inc. Isomerization of ethylbenzene and xylenes
US7553998B2 (en) * 2006-06-21 2009-06-30 Uop Llc Energy-efficient process for para-xylene production
US20100152025A1 (en) * 2008-12-17 2010-06-17 Hayim Abrevaya Molecular Sieve
US8431760B2 (en) * 2008-12-17 2013-04-30 Uop Llc Hydrocarbon conversion using an improved molecular sieve
WO2015153485A1 (en) 2014-04-01 2015-10-08 The Research Foundation For The State University Of New York Electrode materials for group ii cation-based batteries
CN112439445B (zh) * 2019-08-29 2023-09-26 国家能源投资集团有限责任公司 Zsm-48分子筛和催化剂载体及其制备方法以及催化剂及其应用

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4310440A (en) * 1980-07-07 1982-01-12 Union Carbide Corporation Crystalline metallophosphate compositions
US4440871A (en) * 1982-07-26 1984-04-03 Union Carbide Corporation Crystalline silicoaluminophosphates
US4508836A (en) * 1982-07-27 1985-04-02 Mobil Oil Corporation Catalytic conversion process for aromatic feedstocks with hydrogen regeneration of coke-selectivated zeolite catalyst
US4500651A (en) * 1983-03-31 1985-02-19 Union Carbide Corporation Titanium-containing molecular sieves
US4567029A (en) * 1983-07-15 1986-01-28 Union Carbide Corporation Crystalline metal aluminophosphates
US4554143A (en) * 1983-07-15 1985-11-19 Union Carbide Corporation Crystalline ferroaluminophosphates
DE3473140D1 (en) * 1984-01-11 1988-09-08 Mobil Oil Corp Process for isomerizing alkyl aromatic hydrocarbons
US4793984A (en) * 1984-04-13 1988-12-27 Union Carbide Corporation Molecular sieve compositions
US4686092A (en) * 1984-04-13 1987-08-11 Union Carbide Corporation Manganese-aluminum-phosphorus-silicon-oxide molecular sieves
JPS6163523A (ja) * 1984-04-13 1986-04-01 ユニオン・カ−バイド・コ−ポレ−シヨン 五成分及び六成分モレキユラ−シ−ブ組成物
US4684617A (en) * 1984-04-13 1987-08-04 Union Carbide Corporation Titanium-aluminum-phosphorus-silicon-oxide molecular sieves
US4935216A (en) * 1984-04-13 1990-06-19 Uop Zinc-aluminum-phosphorus-silicon-oxide molecular sieve compositions
US4898722A (en) * 1984-12-19 1990-02-06 Mobil Oil Corp. Synthesis of crystalline SAPO-37

Also Published As

Publication number Publication date
FI84344C (fi) 1991-11-25
GR3003002T3 (en) 1993-01-25
JPS6339826A (ja) 1988-02-20
FI872678L (fi) 1987-12-17
ES2021636B3 (es) 1991-11-16
DE3770055D1 (de) 1991-06-20
US4740650A (en) 1988-04-26
ATE63533T1 (de) 1991-06-15
AR242766A1 (es) 1993-05-31
EP0249914A1 (en) 1987-12-23
EP0249914B1 (en) 1991-05-15
BR8703040A (pt) 1988-03-08
CA1284510C (en) 1991-05-28
FI84344B (fi) 1991-08-15
FI872678A0 (fi) 1987-06-16

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