GB1492266A - Process for the recovery of styrene and substituted derivatives thereof - Google Patents
Process for the recovery of styrene and substituted derivatives thereofInfo
- Publication number
- GB1492266A GB1492266A GB2288975A GB2288975A GB1492266A GB 1492266 A GB1492266 A GB 1492266A GB 2288975 A GB2288975 A GB 2288975A GB 2288975 A GB2288975 A GB 2288975A GB 1492266 A GB1492266 A GB 1492266A
- Authority
- GB
- United Kingdom
- Prior art keywords
- caprolactam
- extractive distillation
- styrene
- fraction
- recovery
- 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
Links
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 title abstract 5
- 238000000034 method Methods 0.000 title 1
- 238000011084 recovery Methods 0.000 title 1
- 238000000895 extractive distillation Methods 0.000 abstract 4
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N Caprolactam Natural products O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 abstract 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 abstract 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 abstract 3
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 238000005336 cracking Methods 0.000 abstract 1
- 238000006356 dehydrogenation reaction Methods 0.000 abstract 1
- 150000005194 ethylbenzenes Chemical class 0.000 abstract 1
- 238000004508 fractional distillation Methods 0.000 abstract 1
- 239000003112 inhibitor Substances 0.000 abstract 1
- 239000003921 oil Substances 0.000 abstract 1
- 238000006116 polymerization reaction Methods 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 150000003440 styrenes Chemical class 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/04—Purification; Separation; Use of additives by distillation
- C07C7/05—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
- C07C7/08—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds by extractive distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Water Supply & Treatment (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD17912574A DD115897A1 (enExample) | 1974-06-13 | 1974-06-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1492266A true GB1492266A (en) | 1977-11-16 |
Family
ID=5496138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2288975A Expired GB1492266A (en) | 1974-06-13 | 1975-05-23 | Process for the recovery of styrene and substituted derivatives thereof |
Country Status (6)
| Country | Link |
|---|---|
| CS (1) | CS186932B1 (enExample) |
| DD (1) | DD115897A1 (enExample) |
| DE (1) | DE2521154A1 (enExample) |
| FR (1) | FR2274585A1 (enExample) |
| GB (1) | GB1492266A (enExample) |
| SU (1) | SU564300A1 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102311304A (zh) * | 2010-06-29 | 2012-01-11 | 中国石油化工股份有限公司 | 一种萃取精馏分离苯乙烯的复合溶剂及应用 |
| CN110028376A (zh) * | 2018-01-12 | 2019-07-19 | 中国石油化工股份有限公司 | 萃取精馏分离苯乙烯所用溶剂的净化及苯乙烯分离方法 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8362313B2 (en) * | 2009-07-17 | 2013-01-29 | Gtc Technology, Lp | Processes and systems for recovery of styrene from a styrene-containing feedstock |
| RU2722271C1 (ru) * | 2019-10-02 | 2020-05-28 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Уфимский государственный нефтяной технический университет" | Способ выделения стирола из фракции C8 пироконденсата |
-
1974
- 1974-06-13 DD DD17912574A patent/DD115897A1/xx unknown
-
1975
- 1975-05-13 DE DE19752521154 patent/DE2521154A1/de not_active Withdrawn
- 1975-05-23 GB GB2288975A patent/GB1492266A/en not_active Expired
- 1975-06-12 CS CS416975A patent/CS186932B1/cs unknown
- 1975-06-12 SU SU7502142901A patent/SU564300A1/ru active
- 1975-06-13 FR FR7518625A patent/FR2274585A1/fr active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102311304A (zh) * | 2010-06-29 | 2012-01-11 | 中国石油化工股份有限公司 | 一种萃取精馏分离苯乙烯的复合溶剂及应用 |
| CN102311304B (zh) * | 2010-06-29 | 2014-10-01 | 中国石油化工股份有限公司 | 一种萃取精馏分离苯乙烯的复合溶剂及应用 |
| CN110028376A (zh) * | 2018-01-12 | 2019-07-19 | 中国石油化工股份有限公司 | 萃取精馏分离苯乙烯所用溶剂的净化及苯乙烯分离方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| SU564300A1 (ru) | 1977-07-05 |
| DD115897A1 (enExample) | 1975-10-20 |
| DE2521154A1 (de) | 1976-02-26 |
| FR2274585B1 (enExample) | 1980-08-08 |
| CS186932B1 (en) | 1978-12-29 |
| FR2274585A1 (fr) | 1976-01-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |