JPH0568283B2 - - Google Patents
Info
- Publication number
- JPH0568283B2 JPH0568283B2 JP17639284A JP17639284A JPH0568283B2 JP H0568283 B2 JPH0568283 B2 JP H0568283B2 JP 17639284 A JP17639284 A JP 17639284A JP 17639284 A JP17639284 A JP 17639284A JP H0568283 B2 JPH0568283 B2 JP H0568283B2
- Authority
- JP
- Japan
- Prior art keywords
- distillation column
- low
- component
- distillation
- reboiler
- 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
- 238000004821 distillation Methods 0.000 claims description 77
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 73
- 238000009835 boiling Methods 0.000 claims description 64
- 239000000203 mixture Substances 0.000 claims description 48
- 239000007788 liquid Substances 0.000 claims description 33
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 21
- 238000010438 heat treatment Methods 0.000 claims description 20
- 238000000926 separation method Methods 0.000 claims description 19
- 238000004458 analytical method Methods 0.000 claims description 7
- 239000004215 Carbon black (E152) Substances 0.000 claims description 4
- 229930195733 hydrocarbon Natural products 0.000 claims description 4
- 150000002430 hydrocarbons Chemical class 0.000 claims description 4
- 238000004364 calculation method Methods 0.000 claims description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 15
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 15
- 238000006243 chemical reaction Methods 0.000 description 8
- 238000010992 reflux Methods 0.000 description 8
- 150000005194 ethylbenzenes Chemical class 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 5
- 238000000605 extraction Methods 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 4
- 239000007795 chemical reaction product Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000006356 dehydrogenation reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 150000003440 styrenes Chemical class 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 description 1
- -1 benzene and toluene Chemical compound 0.000 description 1
- 239000007809 chemical reaction catalyst Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Landscapes
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59176392A JPS6154203A (ja) | 1984-08-24 | 1984-08-24 | 多成分系混合物の蒸溜方法 |
| KR1019850002763A KR900008691B1 (ko) | 1984-04-26 | 1985-04-24 | 스틸렌류의 증류방법 |
| US06/727,059 US4615769A (en) | 1984-04-26 | 1985-04-25 | Process for distillation of styrenes |
| DE8585302996T DE3569518D1 (de) | 1984-04-26 | 1985-04-26 | Process for distillation of styrenes |
| EP85302996A EP0160553B1 (en) | 1984-04-26 | 1985-04-26 | Process for distillation of styrenes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59176392A JPS6154203A (ja) | 1984-08-24 | 1984-08-24 | 多成分系混合物の蒸溜方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6154203A JPS6154203A (ja) | 1986-03-18 |
| JPH0568283B2 true JPH0568283B2 (enrdf_load_stackoverflow) | 1993-09-28 |
Family
ID=16012851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59176392A Granted JPS6154203A (ja) | 1984-04-26 | 1984-08-24 | 多成分系混合物の蒸溜方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6154203A (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2898304B2 (ja) * | 1989-06-26 | 1999-05-31 | 三井化学株式会社 | 蒸留物質の組成制御方法 |
| JPH0561715U (ja) * | 1992-01-24 | 1993-08-13 | 株式会社ニコン | 正立型顕微鏡 |
| US8350109B2 (en) * | 2010-12-13 | 2013-01-08 | Lummus Technology Inc. | Production of styrene from ethylbenzene using azeotropic vaporization and low overall water to ethylbenzene ratios |
| JP2012127577A (ja) * | 2010-12-15 | 2012-07-05 | Hitachi Plant Technologies Ltd | 太陽熱集熱装置およびその集熱量調整方法 |
| MY173697A (en) * | 2013-09-06 | 2020-02-17 | Daicel Corp | Method and plant for using recompressed vapor |
-
1984
- 1984-08-24 JP JP59176392A patent/JPS6154203A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6154203A (ja) | 1986-03-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4615769A (en) | Process for distillation of styrenes | |
| US6551465B1 (en) | Dividing wall column control system | |
| CA2428845C (en) | Method and device for obtaining 1,3 pure butadiene from 1,3 crude butadiene by distillation | |
| CN104174180B (zh) | 用于制备高纯度丙烯酸的分隔壁蒸馏塔和使用该分隔壁蒸馏塔的分馏方法 | |
| EP0609814B1 (en) | Process for maximizing the recovery of argon from an air separation system | |
| US4894145A (en) | Automatic control of feedstock vacuum towers | |
| US7129387B2 (en) | Low capital implementation of distributed distillation in ethylene recovery | |
| EP2624928A1 (en) | Low energy distillation system and method | |
| EP0684435B1 (en) | Process for the recovery of oxygen from a cryogenic air separation system | |
| CN106431859B (zh) | 一种环己醇脱氢制备环己酮的工艺 | |
| US3212997A (en) | Automatic control in fractional distillation | |
| WO2023164381A1 (en) | Method for operating a rectification column | |
| US2917437A (en) | Fluid separation process control | |
| US3401092A (en) | Two-zone distillation process and system having vapor flows controlled by the pressure differential | |
| JPH0568283B2 (enrdf_load_stackoverflow) | ||
| US3238111A (en) | Minimization of time lag in the automatic control of a fractional distillation system | |
| US4166770A (en) | Fractionation control | |
| WO2004071618A1 (en) | Dividing wall column control system | |
| US3697384A (en) | Fractionation control system and process with plural feed stream controls | |
| US3321380A (en) | Controlling the heat input to a distillation column in response to temperatures in the system | |
| US3225551A (en) | Fractional distillation system | |
| US3229471A (en) | Fractional distillation | |
| US20140083839A1 (en) | Stripper for separating process in aromatic component processing apparatus and method for operating the same | |
| US3324010A (en) | Employing overhead as reboil heat with flow control | |
| US3939045A (en) | Distillation method and apparatus |