JPH0416448B2 - - Google Patents
Info
- Publication number
- JPH0416448B2 JPH0416448B2 JP61104779A JP10477986A JPH0416448B2 JP H0416448 B2 JPH0416448 B2 JP H0416448B2 JP 61104779 A JP61104779 A JP 61104779A JP 10477986 A JP10477986 A JP 10477986A JP H0416448 B2 JPH0416448 B2 JP H0416448B2
- Authority
- JP
- Japan
- Prior art keywords
- ethylbenzene
- xylene
- para
- benzene
- adsorption separation
- 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.)
- Expired - Lifetime
Links
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 claims description 128
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 claims description 83
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 69
- 238000001179 sorption measurement Methods 0.000 claims description 44
- 238000000926 separation method Methods 0.000 claims description 42
- 239000000203 mixture Substances 0.000 claims description 30
- 239000003463 adsorbent Substances 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 27
- 150000003738 xylenes Chemical class 0.000 claims description 22
- 238000006317 isomerization reaction Methods 0.000 claims description 21
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 15
- 229910021536 Zeolite Inorganic materials 0.000 claims description 14
- 239000010457 zeolite Substances 0.000 claims description 14
- 229910052680 mordenite Inorganic materials 0.000 claims description 8
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 16
- 238000004821 distillation Methods 0.000 description 13
- 238000005516 engineering process Methods 0.000 description 8
- IVSZLXZYQVIEFR-UHFFFAOYSA-N m-xylene Chemical group CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 description 6
- 238000003795 desorption Methods 0.000 description 5
- 239000007791 liquid phase Substances 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 239000008096 xylene Substances 0.000 description 5
- 125000003118 aryl group Chemical group 0.000 description 4
- BKIMMITUMNQMOS-UHFFFAOYSA-N nonane Chemical compound CCCCCCCCC BKIMMITUMNQMOS-UHFFFAOYSA-N 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000003085 diluting agent Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- DSNHSQKRULAAEI-UHFFFAOYSA-N 1,4-Diethylbenzene Chemical compound CCC1=CC=C(CC)C=C1 DSNHSQKRULAAEI-UHFFFAOYSA-N 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- -1 cesium cations Chemical class 0.000 description 2
- 238000007323 disproportionation reaction Methods 0.000 description 2
- 238000004817 gas chromatography Methods 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 229910052712 strontium Inorganic materials 0.000 description 2
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 2
- 238000010555 transalkylation reaction Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000274 adsorptive effect Effects 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 229910052792 caesium Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012013 faujasite Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- HFPZCAJZSCWRBC-UHFFFAOYSA-N p-cymene Chemical compound CC(C)C1=CC=C(C)C=C1 HFPZCAJZSCWRBC-UHFFFAOYSA-N 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000012925 reference material Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 229910052701 rubidium Inorganic materials 0.000 description 1
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61104779A JPS6289636A (ja) | 1986-05-09 | 1986-05-09 | パラキシレンとエチルベンゼンの分離回収方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61104779A JPS6289636A (ja) | 1986-05-09 | 1986-05-09 | パラキシレンとエチルベンゼンの分離回収方法 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56089664A Division JPS57206626A (en) | 1981-06-12 | 1981-06-12 | Separating method of isomer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6289636A JPS6289636A (ja) | 1987-04-24 |
| JPH0416448B2 true JPH0416448B2 (fr) | 1992-03-24 |
Family
ID=14389960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61104779A Granted JPS6289636A (ja) | 1986-05-09 | 1986-05-09 | パラキシレンとエチルベンゼンの分離回収方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6289636A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101591544B1 (ko) * | 2008-06-26 | 2016-02-03 | 유오피 엘엘씨 | Ｃ8 및 ｃ9 방향족 탄화수소의 혼합물로부터 파라-크실렌을 분리하기 위한 방법 및 장치 |
| JP2022549944A (ja) | 2019-09-29 | 2022-11-29 | 中国石油化工股▲ふん▼有限公司 | エチルベンゼンを含むＣ８芳香族化合物からｐ－キシレンおよびエチルベンゼンを製造する方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4987636A (fr) * | 1972-12-13 | 1974-08-22 | ||
| JPS5229300A (en) * | 1975-08-30 | 1977-03-04 | Nippon Hikoki Kk | Parking charge collection device by the leaving time of a leaving vehi cle in a parking-place |
| JPS5229730A (en) * | 1975-09-02 | 1977-03-05 | Photo Composing Mach Mfg Co Ltd | Photocomposing machine |
-
1986
- 1986-05-09 JP JP61104779A patent/JPS6289636A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4987636A (fr) * | 1972-12-13 | 1974-08-22 | ||
| JPS5229300A (en) * | 1975-08-30 | 1977-03-04 | Nippon Hikoki Kk | Parking charge collection device by the leaving time of a leaving vehi cle in a parking-place |
| JPS5229730A (en) * | 1975-09-02 | 1977-03-05 | Photo Composing Mach Mfg Co Ltd | Photocomposing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6289636A (ja) | 1987-04-24 |
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| JPH0416448B2 (fr) |