KR890003651A - C_8방향족 탄화수소 혼합물중의 에틸벤젠을 전환시키는 방법 - Google Patents

C_8방향족 탄화수소 혼합물중의 에틸벤젠을 전환시키는 방법 Download PDF

Info

Publication number
KR890003651A
KR890003651A KR1019880010743A KR880010743A KR890003651A KR 890003651 A KR890003651 A KR 890003651A KR 1019880010743 A KR1019880010743 A KR 1019880010743A KR 880010743 A KR880010743 A KR 880010743A KR 890003651 A KR890003651 A KR 890003651A
Authority
KR
South Korea
Prior art keywords
ethylbenzene
aromatic hydrocarbon
hydrocarbon mixture
zeolite
hydrogen
Prior art date
Application number
KR1019880010743A
Other languages
English (en)
Other versions
KR930003862B1 (ko
Inventor
구니유끼 다나
에이찌 미노미야
마사또시 와따나베
Original Assignee
오까다 모리오
도레이 가부시끼가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP62212158A external-priority patent/JPS6456626A/ja
Priority claimed from JP62212157A external-priority patent/JPS6456628A/ja
Application filed by 오까다 모리오, 도레이 가부시끼가이샤 filed Critical 오까다 모리오
Publication of KR890003651A publication Critical patent/KR890003651A/ko
Application granted granted Critical
Publication of KR930003862B1 publication Critical patent/KR930003862B1/ko

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B35/00—Reactions without formation or introduction of functional groups containing hetero atoms, involving a change in the type of bonding between two carbon atoms already directly linked
    • C07B35/02—Reduction
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
    • B01J29/48—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively containing arsenic, antimony, bismuth, vanadium, niobium tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/32—Manganese, technetium or rhenium
    • B01J23/36—Rhenium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C4/00—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms
    • C07C4/08—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by splitting-off an aliphatic or cycloaliphatic part from the molecule
    • C07C4/12—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by splitting-off an aliphatic or cycloaliphatic part from the molecule from hydrocarbons containing a six-membered aromatic ring, e.g. propyltoluene to vinyltoluene
    • C07C4/14—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by splitting-off an aliphatic or cycloaliphatic part from the molecule from hydrocarbons containing a six-membered aromatic ring, e.g. propyltoluene to vinyltoluene splitting taking place at an aromatic-aliphatic bond
    • C07C4/18—Catalytic processes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/02—Boron or aluminium; Oxides or hydroxides thereof
    • C07C2521/04—Alumina
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/16—Catalysts 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
    • C07C2523/32—Manganese, technetium or rhenium
    • C07C2523/36—Rhenium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2529/00—Catalysts comprising molecular sieves
    • C07C2529/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites, pillared clays
    • C07C2529/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • C07C2529/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11
    • C07C2529/48—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11 containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • 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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)

Abstract

내용 없음

Description

C8방향족 탄화수소 혼합물중의 에틸벤젠을 전환시키는 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1도는 본 발명에 따른 크실렌 제조방법의 하나의 태양을 예시한다.

Claims (7)

  1. 에틸벤젠 및 크실렌이 존재하는 C8방향족 탄화수소 혼합물을 수소존재하에서, 레늄 0.6 내지 20.0중량부, 10-원 산소 환으로 구성된 유입용 주공동(main cavity inlet)을 갖는 산 형태의 제올라이트 100중량부 및 알루미나 100 내지 900중량부를 함유하며 황화처리된 촉매와 접촉시켜 에틸벤젠을 수소첨가-탈에틸화 (hydrode-ethyation)반응에 의해 벤젠으로 전환시킴을 특징으로 하여, C8방향족 탄화수소 혼합물중의 에틸벤젠을 전환시키는 방법.
  2. 제 1항에 있어서, 황화처리공정을 황화수소 흐름중, 100 내지 450℃에서 수행하는 방법.
  3. 제 1항에 있어서, 레늄을 촉매상에 지지시킨후 황화처리공정을 수행하는 방법.
  4. 제 1항에 있어서, 10-원 산소 환으로 구성되는 유입용 주공동을 갖는 제올라이트가 펜타실 형태의 제올라이트인 방법.
  5. 제 1항에 있어서, 10-원 산소 환으로 구성되는 유입용 주공동을 갖는 제올라이트의 SiO2/Al2O3몰비가 35이상인 방법.
  6. 제 1항에 있어서, 수소참가-탈에틸화반응을 350 내지 480℃의 온도, 3 내지 20Kg/cm2의 압력, 1 내지 10의 수소/C8방향족 탄화수소 몰비 및 2 내지 20hr-1의 중력 공간속도에서 수행하는 방법.
  7. 제 1항에 있어서, 에틸벤젠의 수소첨가- 탈에틸화 반응후, 수득된 C8방향족 탄화수소 혼합물을 p-크실렌-본리단계 및 크실렌- 이성화 단계를 포함하는 순환시스템에 추가로 공급하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880010743A 1987-08-25 1988-08-24 C_8 방향족 탄화수소 혼합물중의 에틸벤젠을 전환시키는 방법 KR930003862B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP62212158A JPS6456626A (en) 1987-08-25 1987-08-25 Method for converting ethylbenzene in 8c aromatic hydrocarbon mixture
JP62-212157 1987-08-25
JP62212157A JPS6456628A (en) 1987-08-25 1987-08-25 Production of p-xylene
JP62-212158 1987-08-25

Publications (2)

Publication Number Publication Date
KR890003651A true KR890003651A (ko) 1989-04-17
KR930003862B1 KR930003862B1 (ko) 1993-05-14

Family

ID=26519029

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880010743A KR930003862B1 (ko) 1987-08-25 1988-08-24 C_8 방향족 탄화수소 혼합물중의 에틸벤젠을 전환시키는 방법

Country Status (5)

Country Link
US (1) US5004855A (ko)
EP (1) EP0307113B1 (ko)
KR (1) KR930003862B1 (ko)
CA (1) CA1299588C (ko)
DE (1) DE3866644D1 (ko)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5705726A (en) * 1994-11-18 1998-01-06 Mobil Oil Corporation Xylene isomerization on separate reactors
US5516956A (en) * 1994-11-18 1996-05-14 Mobil Oil Corporation Dual bed xylene isomerization
US5990031A (en) * 1996-11-26 1999-11-23 Fina Technology, Inc. Zeolite catalyst with enhanced dealkylation activity and method for producing same
US6028238A (en) † 1998-04-14 2000-02-22 Mobil Oil Corporation Xylene isomerization
US6750446B2 (en) * 2001-01-17 2004-06-15 Fuji Photo Film Co., Ltd. Ultrasonic-welding apparatus, optical sensor and rotation sensor for the ultrasonic-welding apparatus
US6958425B1 (en) 2003-06-13 2005-10-25 Uop Llc Aromatics transalkylation to ethylbenzene and xylenes
US6855854B1 (en) * 2003-06-13 2005-02-15 Uop Llc Process and apparatus for ethylbenzene production and transalkylation to xylene
TWI263630B (en) 2003-07-08 2006-10-11 Toray Industries Conversion catalyst for ethylbenzene containing xylenes and process for converting ethylbenzene containing xylenes by using catalyst
US7439204B2 (en) * 2004-03-15 2008-10-21 Exxonmobil Chemical Patents Inc. Process for producing catalysts with reduced hydrogenation activity and use thereof
US7220885B2 (en) * 2004-05-27 2007-05-22 Uop Llc Catalyst treatment useful for aromatics conversion process
US7273828B1 (en) * 2004-05-27 2007-09-25 Uop Llc Catalyst treatment useful for aromatics conversion process
WO2007114127A1 (ja) * 2006-03-29 2007-10-11 Toray Industries, Inc. エチルベンゼンの転化方法およびパラキシレンの製造方法
US7456124B2 (en) * 2006-09-12 2008-11-25 Uop Llc Rhenium-containing transalkylation catalysts and processes for making the same
US7776283B2 (en) * 2007-07-30 2010-08-17 Uop Llc Xylene production apparatus with integrated feedstock treatment
US7847137B2 (en) * 2007-07-30 2010-12-07 Uop Llc Xylene production processes with integrated feedstock treatment
JP2012501939A (ja) * 2007-09-10 2012-01-26 シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイ Ｚｓｍ−５、その製造法及びエチルベンゼンの脱アルキル化への使用
US8575055B2 (en) 2010-03-30 2013-11-05 Uop Llc Surface-modified zeolites and methods for preparing the same
US20110282122A1 (en) * 2010-05-14 2011-11-17 Uop, Llc Molecular sieve, catalyst, and/or a process relating thereto
JP2014529623A (ja) 2011-08-31 2014-11-13 エクソンモービル ケミカルパテンツ インコーポレイテッド パラキシレンの製造
US9260360B2 (en) 2012-12-05 2016-02-16 Exxonmobil Chemical Patents Inc. Manufacturing process
PL3484619T3 (pl) 2016-07-13 2020-09-21 Shell Internationale Research Maatschappij B.V. Kompozycja katalizatora zawierająca zeolit typu con i zeolit typu zsm-5, wytwarzanie i sposób stosowania takiej kompozycji
CN112573986B (zh) * 2019-09-29 2023-05-05 中国石油化工股份有限公司 由c8芳烃生产对二甲苯的方法
EP4416243A2 (en) * 2021-10-14 2024-08-21 Virent, Inc. Methods for producing high purity aromatics from a mixed aromatic feed stream

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4162214A (en) * 1977-10-04 1979-07-24 Gokhman Boris K Method of preparing benzene and xylenes
US4236996A (en) * 1979-05-25 1980-12-02 Mobil Oil Corporation Xylene isomerization
SU910184A1 (ru) * 1979-06-15 1982-03-07 Предприятие П/Я Р-6913 Способ регенерации родийсодержащего катализатора деалкилировани алкилбензолов
JPS5645422A (en) * 1979-09-21 1981-04-25 Teijin Yuka Kk Selective dealkylation process
US4496784A (en) * 1979-10-02 1985-01-29 Union Oil Company Of California Hydrocarbon conversion process employing catalysts containing a molybdenum-exchanged crystalline aluminosilicate zeolite
US4409413A (en) * 1980-06-23 1983-10-11 Toray Industries, Incorporated Conversion of xylenes containing ethyl benzene
JPS6035284B2 (ja) * 1981-01-27 1985-08-14 東レ株式会社 ペンタシル型ゼオライトの製造法
JPS62228031A (ja) * 1981-06-03 1987-10-06 Toray Ind Inc 芳香族炭化水素の変換方法
US4482773A (en) * 1982-02-25 1984-11-13 Mobil Oil Corporation Catalyst for xylene isomerization
DE3272042D1 (en) * 1982-11-23 1986-08-21 Toray Industries Conversion of xylenes containing ethylbenzene
US4467129A (en) * 1982-11-24 1984-08-21 Toray Industries, Inc. Conversion of xylenes containing ethylbenzene
US4899011A (en) * 1986-01-15 1990-02-06 Mobil Oil Corporation Xylene isomerization process to exhaustively convert ethylbenzene and non-aromatics

Also Published As

Publication number Publication date
KR930003862B1 (ko) 1993-05-14
DE3866644D1 (de) 1992-01-16
EP0307113B1 (en) 1991-12-04
CA1299588C (en) 1992-04-28
US5004855A (en) 1991-04-02
EP0307113A1 (en) 1989-03-15

Similar Documents

Publication Publication Date Title
KR890003651A (ko) C_8방향족 탄화수소 혼합물중의 에틸벤젠을 전환시키는 방법
KR900016072A (ko) 올레핀 제조 방법
JPS5645422A (en) Selective dealkylation process
KR860000234A (ko) 에탄올 에틸렌으로 산화탈수소화하는 방법
KR840004777A (ko) 촉매를 사용하여 탈왁싱시키는 공정
KR890010165A (ko) 파라핀 및 시클릭 탄화수소를 포함하는 원료 스트림의 이성질체와 및 고리개방을 위한 이중 작용성 공정
CA2218869A1 (en) Process of preparing ethylbenzene or substituted derivatives thereof
US4497970A (en) Aromatics production
KR930007504A (ko) 파라핀 알킬화 촉매
RU2001104539A (ru) Способ получения стирола и окиси пропилена
NO305854B1 (no) Blanding sµrpreget som katalysator, sµrlig fluidiserbar kontaktmasse for fremstilling av hydrogen og karbonmonoksyd, samt en fremgangsmÕte ved fremstilling av hydrogen og karbonmonoksyd fra lavmolekylµrt hydrokarbon
KR890005016A (ko) 폴리방향족 물질의 트랜스 알킬화 방법
KR870009986A (ko) 이소시아네이트의 향상된 제조방법
ES347180A1 (es) Un procedimiento para la preparacion de mezclas que contie-nen hidrogeno y uno o mas hidrocarburos.
AU8380782A (en) Aromatic production utilizing crystaline metal silicate
KR880011054A (ko) 산화티탄 담지 팔라듐 촉매의 제조방법
RU2003123121A (ru) Способ получения органического гидропероксида, содержащего уменьшенное количество примесей
KR920702336A (ko) 2-알킬-6-에틸나프탈렌의 제조방법
KR950007939A (ko) 하나이상의 c_3-c_6 올레핀에 의해 c_4-c_5 이소파라핀을 알킬화시키기 위한 촉매
KR970707061A (ko) 톨루엔 메틸화 반응에 의한 파라-크실렌의 선택적 제조 방법(selective paraxylene production by toluene methylation)
DE3882709D1 (de) Verfahren zur herstellung von p-xylol und o-xylol.
DE3854675D1 (de) Verfahren zur Herstellung von Isopropylnaphtholen.
KR910000615A (ko) 니트로벤젠류의 제조방법
KR890005017A (ko) 방향물질의 알킬화 방법
KR910016653A (ko) 파라-디알킬 치환 벤젠류의 선택적 제조용 촉매 및 선택적 제조방법.

Legal Events

Date Code Title Description
A201 Request for examination
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20080508

Year of fee payment: 16

EXPY Expiration of term