KR20010034782A - 크실렌 이성질화 - Google Patents
크실렌 이성질화 Download PDFInfo
- Publication number
- KR20010034782A KR20010034782A KR1020007011417A KR20007011417A KR20010034782A KR 20010034782 A KR20010034782 A KR 20010034782A KR 1020007011417 A KR1020007011417 A KR 1020007011417A KR 20007011417 A KR20007011417 A KR 20007011417A KR 20010034782 A KR20010034782 A KR 20010034782A
- Authority
- KR
- South Korea
- Prior art keywords
- xylene
- catalyst
- catalyst component
- component
- ethylbenzene
- Prior art date
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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
- C07C15/02—Monocyclic hydrocarbons
- C07C15/067—C8H10 hydrocarbons
-
- 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
- C07C2529/064—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing iron group metals, noble metals or copper
- C07C2529/068—Noble metals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
촉매 | A | B | B |
조건 | |||
WHSV | 20 | 40 | 20 |
온도(oC) | 800 | 800 | 800 |
H2/HC | 1 | 1 | 1 |
압력(psig) | 150 | 150 | 150 |
수율(중량%) | |||
C5- | 3.6 | 3.8 | 4.4 |
벤젠 | 9.8 | 9.9 | 11.9 |
톨루엔 | 2.9 | 1.6 | 2.9 |
EB | 5.4 | 5.9 | 2.8 |
파라 크실렌 | 17.0 | 17.9 | 18.2 |
메타 크실렌 | 42.5 | 42.2 | 41.0 |
오르토 크실렌 | 18.0 | 17.9 | 17.9 |
C9+ | 1.0 | 0.7 | 0.8 |
EB 전환율(%) | 73 | 70 | 86 |
크실렌 손실 | 3.3 | 2.5 | 3.5 |
톨루엔 + C9+의 수율 | 3.9 | 2.4 | 3.7 |
평형상태에 접근된 파라 크실렌(Para Approach to Equilibrium; PATE) | 93.3 | 97.8 | 100.8 |
촉매 | C | D | D |
조건 | |||
온도(℉) | 800 | 780 | 800 |
WHSV(시간-1) | 20 | 40 | 20 |
압력(psig) | 150 | 150 | 150 |
H2/HC | 1 | 1 | 1 |
수율(중량%) | |||
C5- | 2.9 | 4.2 | 5.4 |
벤젠 | 10.4 | 12.0 | 14.1 |
톨루엔 | 0.7 | 0.3 | 0.9 |
에틸벤젠 | 6.2 | 3.3 | 0.6 |
파라 크실렌 | 0.3 | 0.4 | 0.6 |
메타 크실렌 | 59.4 | 59.6 | 58.6 |
오르토 크실렌 | 19.9 | 20.1 | 19.8 |
C9+ | 0.1 | 0.1 | 0.1 |
EB 전환율(%) | 69 | 84 | 97 |
크실렌 손실 | 0.5 | 0 | 1.3 |
톨루엔 + C9+의 수율 | 0.8 | 0.4 | 1.0 |
상부 베드 촉매 | E | G |
상부 베드의 중량 | 0.5g | 0.5g |
바닥 베드 촉매 | F | F |
바닥 베드의 중량 | 1.5g | 1.5g |
온도(℉) | 800 | 780 |
H2/HC | 2 | 2 |
WHSV | 10 | 10 |
압력(psig) | 200 | 200 |
수율(중량%) | ||
C5- | 1.7 | 1.7 |
벤젠 | 4.6 | 4.7 |
톨루엔 | 1.9 | 1.5 |
에틸벤젠 | 3.0 | 2.9 |
파라 크실렌 | 21.0 | 21.1 |
메타 크실렌 | 46.1 | 46.6 |
오르토 크실렌 | 20.6 | 20.5 |
C9+ | 1.2 | 0.9 |
EB 전환율(%) | 70.6 | 71.5 |
크실렌 손실 | 2.4 | 1.8 |
톨루엔 + C9+의 수율 | 3.0 | 2.4 |
평형상태로 접근된 파라 크실렌(PATE) | 102.0 | 102.5 |
Claims (10)
- (a) 에틸벤젠 및 크실렌을 함유하는 공급물을 에틸벤젠 전환 조건하에서 미립형 제 1 촉매 성분과 접촉시켜서 상기 공급물중의 에틸벤젠을 전환시켜 에틸벤젠-고갈된 생성물을 형성시키는 단계; 및(b) 상기 에틸벤젠-고갈된 생성물을 크실렌 이성질화 조건하에서 제 2 촉매 성분과 접촉시키는 단계를 포함하되, 상기 미립형 제 1 촉매 성분이 1 내지 12의 구속 지수(Constraint Index)를 갖는 분자체를 포함하고 입자가 80 내지 200인치-1의 표면적 대 부피 비율을 갖는,에틸벤젠 및 크실렌을 함유하는 상기 공급물을 이성질화시키는 방법.
- 제 1 항에 있어서,제 1 촉매 성분의 입자가 100 내지 150인치-1의 표면적 대 부피 비율을 갖는 방법.
- 제 1 항에 있어서,제 1 촉매 성분이 수소화 성분을 포함하는 방법.
- 제 3 항에 있어서,제 1 촉매 성분의 수소화 성분이 백금, 팔라듐 및 레늄으로부터 선택되는 방법.
- 제 1 항에 있어서,제 1 촉매 성분이 120℃ 및 4.5 ± 0.8mmHg의 오르토-크실렌 분압에서 오르토-크실렌의 평형 용량의 30%를 수착시키는 능력을 기준으로 50분 이상의 오르토-크실렌 수착 시간을 갖는 방법.
- 제 1 항에 있어서,제 2 촉매 성분이 수소화 성분과 결합된 1 내지 12의 구속 지수를 갖는 분자체를 포함하는 방법.
- 제 6 항에 있어서,제 2 촉매 성분의 수소화 성분이 백금, 팔라듐 및 레늄으로부터 선택되는 방법.
- 제 6 항에 있어서,제 2 촉매 성분이 120℃ 및 4.5 ± 0.8mmHg의 오르토-크실렌 분압에서 오르토-크실렌의 평형 용량의 30%를 수착시키는 능력을 기준으로 50분 이상의 오르토-크실렌 수착 시간을 갖는 방법.
- 제 1 항에 있어서,적어도 제 1 촉매 성분이 그의 분자체를 열분해가능한 유기 성분과 혼합하고, 생성된 혼합물을 입자로 형성시킨 후, 상기 입자를 가열하여 상기 유기 물질을 분해시킴으로써 제조되는 방법.
- 제 1 항에 있어서,제 1 촉매 성분의 분자체가 50 이상의 α값을 갖고, 제 2 촉매 성분의 분자체가 50 미만의 α값을 갖는 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/059,854 | 1998-04-14 | ||
US09/059,854 US6028238A (en) | 1998-04-14 | 1998-04-14 | Xylene isomerization |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010034782A true KR20010034782A (ko) | 2001-04-25 |
KR100531530B1 KR100531530B1 (ko) | 2005-11-28 |
Family
ID=22025706
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2000-7011417A KR100531530B1 (ko) | 1998-04-14 | 1999-04-12 | 크실렌 이성질화 |
Country Status (12)
Country | Link |
---|---|
US (1) | US6028238A (ko) |
EP (1) | EP1071641B2 (ko) |
JP (1) | JP4634607B2 (ko) |
KR (1) | KR100531530B1 (ko) |
AR (1) | AR015764A1 (ko) |
AU (1) | AU3639899A (ko) |
BR (1) | BR9909696B1 (ko) |
CA (1) | CA2328387C (ko) |
DE (1) | DE69906042T3 (ko) |
ES (1) | ES2195565T5 (ko) |
MY (1) | MY117173A (ko) |
WO (1) | WO1999052842A1 (ko) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020042548A1 (en) * | 2001-07-11 | 2002-04-11 | Dandekar Ajit B. | Process for producing cumene |
US7148391B1 (en) * | 2002-11-14 | 2006-12-12 | Exxonmobil Chemical Patents Inc. | Heavy aromatics processing |
US7067052B2 (en) * | 2003-07-01 | 2006-06-27 | Exxonmobil Chemical Patents Inc. | Process for the production of reformate having reduced ethylbenzene content |
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 |
US7271118B2 (en) * | 2004-07-29 | 2007-09-18 | Exxonmobil Chemical Patents Inc. | Xylenes isomerization catalyst system and use thereof |
US8252967B2 (en) | 2009-04-14 | 2012-08-28 | Exxonmobil Chemical Patents Inc. | Process for the purification of paraxylene |
TWI495511B (zh) | 2011-07-27 | 2015-08-11 | Exxonmobil Chem Patents Inc | 具有分階擋板的流體床反應器 |
CA2842809C (en) * | 2011-08-31 | 2016-06-07 | Chunshe Cao | Production of paraxylene |
WO2013130194A1 (en) | 2012-02-29 | 2013-09-06 | Exxonmobil Chemical Patents Inc. | Bimetallic catalyst and use in xylene production |
US9260360B2 (en) | 2012-12-05 | 2016-02-16 | Exxonmobil Chemical Patents Inc. | Manufacturing process |
US9353024B2 (en) | 2013-02-06 | 2016-05-31 | Exxonmobil Chemical Patents Inc. | Selective hydrogenation of styrene to ethylbenzene |
US10988421B2 (en) | 2013-12-06 | 2021-04-27 | Exxonmobil Chemical Patents Inc. | Removal of bromine index-reactive compounds |
CA2926152C (en) | 2013-12-20 | 2020-08-18 | Exxonmobil Research And Engineering Company | Alumina bound catalyst for selective conversion of oxygenates to aromatics |
WO2015094696A1 (en) | 2013-12-20 | 2015-06-25 | Exxonmobil Chemical Patents Inc. | Process for converting oxygenates to aromatic hydrocarbons |
US10144006B2 (en) * | 2014-08-26 | 2018-12-04 | Exxonmobil Chemical Patents Inc. | Method and catalyst system for the production of para-xylene |
US9802877B2 (en) | 2014-08-29 | 2017-10-31 | Exxonmobil Chemical Patents Inc. | Process of producing para-xylene by alkylation of benzene and/or toluene including treatment of an alkylating agent to remove metal salts |
US10196325B2 (en) | 2015-01-15 | 2019-02-05 | Exxonmobil Chemical Patents Inc. | Process for converting syngas to aromatics and catalyst system suitable therefor |
WO2017048378A1 (en) | 2015-09-17 | 2017-03-23 | Exxonmobil Chemical Patents Inc. | Process for recovering para-xylene using a metal organic framework adsorbent in a simulated moving-bed process |
US10265688B2 (en) | 2015-09-22 | 2019-04-23 | Exxonmobil Chemical Patents Inc. | Method and catalyst system for improving benzene purity in a xylenes isomerization process |
CN108779043B (zh) | 2016-03-25 | 2021-09-24 | 埃克森美孚化学专利公司 | 用于生产对二甲苯的催化剂和方法 |
WO2018057125A2 (en) | 2016-09-22 | 2018-03-29 | Exxonmobil Chemical Patents Inc. | Use of light gas by-products in the production of paraxylene by the methylation of toluene and/or benzene |
US10961168B2 (en) | 2016-09-22 | 2021-03-30 | Exxonmobil Chemical Patents Inc. | Use of light gas by-products in the production of paraxylene by the methylation of toluene and or benzene |
PL3523269T3 (pl) | 2016-10-06 | 2021-10-25 | Shell Internationale Research Maatschappij B.V. | Katalizator do konwersji związków alkiloaromatycznych |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4441990A (en) * | 1982-05-28 | 1984-04-10 | Mobil Oil Corporation | Hollow shaped catalytic extrudates |
US4899011A (en) † | 1986-01-15 | 1990-02-06 | Mobil Oil Corporation | Xylene isomerization process to exhaustively convert ethylbenzene and non-aromatics |
JP2555627B2 (ja) * | 1987-07-15 | 1996-11-20 | 東ソー株式会社 | 合成ゼオライト成形体の製造方法 |
US5004855A (en) † | 1987-08-25 | 1991-04-02 | Toray Industries, Inc. | Process for conversion of ethylbenzene in C8 aromatic hydrocarbon mixture |
US5689027A (en) * | 1994-11-18 | 1997-11-18 | Mobil Oil Corporation | Selective ethylbenzene conversion |
US5516956A (en) * | 1994-11-18 | 1996-05-14 | Mobil Oil Corporation | Dual bed xylene isomerization |
-
1998
- 1998-04-14 US US09/059,854 patent/US6028238A/en not_active Expired - Lifetime
-
1999
- 1999-04-12 AU AU36398/99A patent/AU3639899A/en not_active Abandoned
- 1999-04-12 DE DE69906042T patent/DE69906042T3/de not_active Expired - Lifetime
- 1999-04-12 KR KR10-2000-7011417A patent/KR100531530B1/ko not_active IP Right Cessation
- 1999-04-12 BR BRPI9909696-0A patent/BR9909696B1/pt not_active IP Right Cessation
- 1999-04-12 CA CA002328387A patent/CA2328387C/en not_active Expired - Fee Related
- 1999-04-12 JP JP2000543405A patent/JP4634607B2/ja not_active Expired - Lifetime
- 1999-04-12 WO PCT/US1999/007969 patent/WO1999052842A1/en active IP Right Grant
- 1999-04-12 ES ES99918498T patent/ES2195565T5/es not_active Expired - Lifetime
- 1999-04-12 EP EP99918498A patent/EP1071641B2/en not_active Expired - Lifetime
- 1999-04-14 MY MYPI99001450A patent/MY117173A/en unknown
- 1999-04-14 AR ARP990101727A patent/AR015764A1/es active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
US6028238A (en) | 2000-02-22 |
EP1071641B1 (en) | 2003-03-19 |
DE69906042T2 (de) | 2004-01-15 |
JP4634607B2 (ja) | 2011-02-16 |
BR9909696A (pt) | 2000-12-19 |
AR015764A1 (es) | 2001-05-16 |
ES2195565T3 (es) | 2003-12-01 |
DE69906042T3 (de) | 2009-08-27 |
KR100531530B1 (ko) | 2005-11-28 |
MY117173A (en) | 2004-05-31 |
CA2328387C (en) | 2008-09-02 |
WO1999052842A1 (en) | 1999-10-21 |
JP2002511435A (ja) | 2002-04-16 |
CA2328387A1 (en) | 1999-10-21 |
EP1071641B2 (en) | 2009-03-11 |
DE69906042D1 (de) | 2003-04-24 |
ES2195565T5 (es) | 2009-06-29 |
BR9909696B1 (pt) | 2010-08-24 |
EP1071641A1 (en) | 2001-01-31 |
EP1071641A4 (en) | 2001-06-13 |
AU3639899A (en) | 1999-11-01 |
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